* Re: [PATCH v2 5/5] arm64: dts: qcom: sdm845-xiaomi-beryllium-tianma: Disable MDSS
From: David Heidelberg @ 2026-04-10 13:51 UTC (permalink / raw)
To: Dmitry Baryshkov
Cc: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Sam Day, linux-arm-msm, devicetree, linux-kernel,
phone-devel, Petr Hodina
In-Reply-To: <73fyiqoxxg2gg5244wkukepdfw6lnguq63si22qsx2ueyna4hu@l4vyykvn43oo>
On 18/03/2026 15:47, Dmitry Baryshkov wrote:
> On Tue, Mar 17, 2026 at 11:12:35PM +0100, David Heidelberg via B4 Relay wrote:
>> From: Petr Hodina <petr.hodina@protonmail.com>
>>
>> Currently the panel driver for tianma is broken.
>> Disable MDSS to prevent DRM taking over the framebuffer.
>
> I'd still hope that somebody can get it to work. I'd start by using
> prepare_prev_first. Sumit reported the panel as working in 2020 and I
> have no doubts that it was the case. Another option migt be something
> related to the dispcc (see my [1]).
Sadly, the prepare_prev_first didn't solve the issue. The framebuffer -> MDSS
takover happens, but at greetd (login) loading screen goes black and never restores.
Will need more work.
David>
> [1] https://lore.kernel.org/linux-arm-msm/20260217-sdm845-hdk-v1-1-866f1965fef7@oss.qualcomm.com/
^ permalink raw reply
* Re: [PATCH v2] dt-bindings: sram: Allow multiple-word prefixes to sram subnode
From: Rob Herring @ 2026-04-10 13:45 UTC (permalink / raw)
To: Konrad Dybcio
Cc: Krzysztof Kozlowski, Conor Dooley, devicetree, linux-kernel,
Luca Weiss, Konrad Dybcio
In-Reply-To: <20260409-topic-sram_dtbindings_misc-v2-1-59dc6b0dec45@oss.qualcomm.com>
On Thu, Apr 9, 2026 at 5:04 AM Konrad Dybcio <konradybcio@kernel.org> wrote:
>
> From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
>
> Currently, foo-sram is allowed, but foo-bar-sram is not.
>
> Allow it so that more complex names aren't unnecessarily simplified.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> ---
> Changes in v2:
> - Update the regex to disallow names starting with just a hyphen
> - Rewrite (foo|)+ into (foo)*
> - Link to v1: https://lore.kernel.org/r/20260408-topic-sram_dtbindings_misc-v1-1-00556167e136@oss.qualcomm.com
> ---
> Documentation/devicetree/bindings/sram/sram.yaml | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
Rob
^ permalink raw reply
* Re: [PATCH 4/4] arm64: dts: qcom: purwa-iot-evk: Add camss node
From: Krzysztof Kozlowski @ 2026-04-10 13:43 UTC (permalink / raw)
To: Wenmeng Liu, Bryan O'Donoghue, Robert Foss, Todor Tomov,
Vladimir Zapolskiy, Mauro Carvalho Chehab, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Bjorn Andersson, Konrad Dybcio
Cc: linux-media, linux-arm-msm, devicetree, linux-kernel
In-Reply-To: <c9cea1d2-a51f-4c38-8ae9-db868b86a928@oss.qualcomm.com>
On 10/04/2026 10:38, Wenmeng Liu wrote:
>>> +&camss {
>>> + status = "okay";
>>> +};
>>
>> Hmm.
>>
>> I don't agree with this. Enabling the CAMSS node with just the TPG is of
>> very low value to an end-user and doesn't "prove out" the CSIPHY, TPG
>> and RDI path - which is the minimum entry point in upstream right now.
>>
>> I don't support less than a sensor at minimum.
>>
>> You guys must have a sensor you've used with this board ?
>>
>
> Yes we have, but both not upstreamed sensor, we currently have no plans
> for sensor upstream, perhaps this work will be carried out later.
>
Then, as Bryan said, this patch should not be sent. It brings no value
to the user of this DTS, because users-with-out-of-tree-patches can have
this as well out of tree.
Best regards,
Krzysztof
^ permalink raw reply
* Re: [PATCH 0/2] arm64: dts: renesas: Add missing #mux-state-cells to usb2phy-reset nodes
From: Ulf Hansson @ 2026-04-10 13:42 UTC (permalink / raw)
To: Tommaso Merciai
Cc: Geert Uytterhoeven, tomm.merciai, peda, p.zabel,
linux-renesas-soc, biju.das.jz, Magnus Damm, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, devicetree, linux-kernel
In-Reply-To: <adZaXSDsv4f9d8Bp@tom-desktop>
On Wed, 8 Apr 2026 at 15:38, Tommaso Merciai
<tommaso.merciai.xr@bp.renesas.com> wrote:
>
> Hi Geert,
> Thanks for your comments.
>
> On Wed, Apr 08, 2026 at 03:07:44PM +0200, Geert Uytterhoeven wrote:
> > Hi Tommaso,
> >
> > On Tue, 7 Apr 2026 at 17:35, Tommaso Merciai
> > <tommaso.merciai.xr@bp.renesas.com> wrote:
> > > The renesas,rzv2h-usb2phy-reset binding schema defines #mux-state-cells as a
> > > required property. Add it to the USB2 PHY reset nodes in the RZ/V2H and RZ/V2N
> > > device trees to fix dtbs_check warnings.
> > >
> > > "arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dtb: usb20phy-reset@15830000 (renesas,r9a09g056-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk-cn15-emmc.dtb: usb20phy-reset@15830000 (renesas,r9a09g056-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk-cn15-sd.dtb: usb20phy-reset@15830000 (renesas,r9a09g056-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dtb: usb20phy-reset@15830000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dtb: usb21phy-reset@15840000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk-cn15-emmc.dtb: usb20phy-reset@15830000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk-cn15-emmc.dtb: usb21phy-reset@15840000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk-cn15-sd.dtb: usb20phy-reset@15830000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > > "arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk-cn15-sd.dtb: usb21phy-reset@15840000 (renesas,r9a09g057-usb2phy-reset): '#mux-state-cells' is a required property"
> > >
> > > Kind Regards,
> > > Tommaso
> > >
> > > Tommaso Merciai (2):
> > > arm64: dts: renesas: r9a09g057: Add #mux-state-cells to
> > > usb2{0,1}phyrst
> > > arm64: dts: renesas: r9a09g056: Add #mux-state-cells to usb20phyrst
> >
> > Does this series supersedes "[PATCH v5 16/22] arm64: dts: renesas:
> > r9a09g056: Add USB2.0 VBUS_SEL mux-controller support"[1] and "[PATCH
> > v5 17/22] arm64: dts: renesas: r9a09g056: Add USB2.0 PHY VBUS internal
> > regulator node"[2]?
>
> Yes, thanks.
>
> From v5 only [0] missing.
> But I think Ulf is planning to pick [0].
I didn't get confirmation from Peter, so I decided to wait.
If there is an rc8 on Monday I can pick it up for v7.1, otherwise
please re-submit when v7.1-rc1 is out.
>
> I will rebase/send RZ/G3E USB2.0 dt patches later.
>
> [0] https://patchwork.kernel.org/project/linux-renesas-soc/patch/cda933586ef7ca119dbbcef45a921c29dd517698.1775047175.git.tommaso.merciai.xr@bp.renesas.com/
>
>
> Kind Regards,
> Tommaso
Kind regards
Uffe
^ permalink raw reply
* Re: [PATCH v3 4/7] arm64: dts: ti: k3-am62a7-sk: Split r5f memory region
From: Markus Schneider-Pargmann @ 2026-04-10 13:42 UTC (permalink / raw)
To: Vignesh Raghavendra, Markus Schneider-Pargmann (TI),
Bjorn Andersson, Mathieu Poirier, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Suman Anna, Nishanth Menon,
Tero Kristo
Cc: Vishal Mahaveer, Kevin Hilman, Dhruva Gole, Sebin Francis,
Kendall Willis, Akashdeep Kaur, linux-remoteproc, devicetree,
linux-kernel, linux-arm-kernel
In-Reply-To: <8673745d-aad2-49d3-b3af-556de7037b69@ti.com>
[-- Attachment #1: Type: text/plain, Size: 1864 bytes --]
Hi Vignesh,
On Fri Apr 10, 2026 at 6:30 AM CEST, Vignesh Raghavendra wrote:
> Hi Markus
>
> On 18/03/26 20:43, Markus Schneider-Pargmann (TI) wrote:
>> Split the firmware memory region in more specific parts so it is better
>> described where to find which information. Specifically the LPM metadata
>> region is important as bootloader software like U-Boot has to know where
>> that data is to be able to read that data.
>>
>> Signed-off-by: Markus Schneider-Pargmann (TI) <msp@baylibre.com>
>> ---
>> arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 40 +++++++++++++++++++++++++++++++--
>> 1 file changed, 38 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
>> index e99bdbc2e0cbdf858f1631096f9c2a086191bab3..c381cc33064ec427751a9ac5bcdff745a9559a89 100644
>> --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
>> +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
>> @@ -59,9 +59,33 @@ wkup_r5fss0_core0_dma_memory_region: memory@9c800000 {
>> no-map;
>> };
>>
>> - wkup_r5fss0_core0_memory_region: memory@9c900000 {
>> + wkup_r5fss0_core0_ipc_region: memory@9c900000 {
>
> There are still references to wkup_r5fss0_core0_memory_region in
> k3-am62a-ti-ipc-firmware.dtsi (same comment applies to next 2 patches as
> well)
>
> Dont those need to be updated too?
I only updated the sk boards as these are the only ones that have IO+DDR
support that I know works and need the new memory region layout. But
thinking about this, updating the memory region structure shouldn't be a
problem for the other boards either, of course I can't tell if IO+DDR
would work on them, but the new memory region layout shouldn't break
anything.
I can respin the series or do a followup series with modifications for
all boards if you like.
Best
Markus
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^ permalink raw reply
* [PATCH v1 2/5] irqchip: starfive: Convert the word "jh8100" to "jhb100"
From: Changhuang Liang @ 2026-04-10 9:01 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Thomas Gleixner,
Philipp Zabel
Cc: linux-kernel, devicetree, linux-riscv, Ley Foon Tan,
Changhuang Liang
In-Reply-To: <20260410090106.622781-1-changhuang.liang@starfivetech.com>
The StarFive JH8100 SoC was discontinued before production. The
newly taped-out JHB100 SoC uses the same interrupt controller IP.
Rename the driver file, Kconfig symbol, and internal references
from "jh8100" to "jhb100" to accurately reflect the supported
hardware.
Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
---
MAINTAINERS | 4 ++--
drivers/irqchip/Kconfig | 6 +++---
drivers/irqchip/Makefile | 2 +-
...arfive-jh8100-intc.c => irq-starfive-jhb100-intc.c} | 10 +++++-----
4 files changed, 11 insertions(+), 11 deletions(-)
rename drivers/irqchip/{irq-starfive-jh8100-intc.c => irq-starfive-jhb100-intc.c} (94%)
diff --git a/MAINTAINERS b/MAINTAINERS
index a2961727e3d1..93cbe852ac0b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -25309,11 +25309,11 @@ F: Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml
F: drivers/phy/starfive/phy-jh7110-pcie.c
F: drivers/phy/starfive/phy-jh7110-usb.c
-STARFIVE JH8100 EXTERNAL INTERRUPT CONTROLLER DRIVER
+STARFIVE JHB100 EXTERNAL INTERRUPT CONTROLLER DRIVER
M: Changhuang Liang <changhuang.liang@starfivetech.com>
S: Supported
F: Documentation/devicetree/bindings/interrupt-controller/starfive,jhb100-intc.yaml
-F: drivers/irqchip/irq-starfive-jh8100-intc.c
+F: drivers/irqchip/irq-starfive-jhb100-intc.c
STATIC BRANCH/CALL
M: Peter Zijlstra <peterz@infradead.org>
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index f07b00d7fef9..697c6b2e006c 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -651,13 +651,13 @@ config SIFIVE_PLIC
select IRQ_DOMAIN_HIERARCHY
select GENERIC_IRQ_EFFECTIVE_AFF_MASK if SMP
-config STARFIVE_JH8100_INTC
- bool "StarFive JH8100 External Interrupt Controller"
+config STARFIVE_JHB100_INTC
+ bool "StarFive JHB100 External Interrupt Controller"
depends on ARCH_STARFIVE || COMPILE_TEST
default ARCH_STARFIVE
select IRQ_DOMAIN_HIERARCHY
help
- This enables support for the INTC chip found in StarFive JH8100
+ This enables support for the INTC chip found in StarFive JHB100
SoC.
If you don't know what to do here, say Y.
diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile
index 26aa3b6ec99f..c686caaa4451 100644
--- a/drivers/irqchip/Makefile
+++ b/drivers/irqchip/Makefile
@@ -108,7 +108,7 @@ obj-$(CONFIG_RISCV_APLIC_MSI) += irq-riscv-aplic-msi.o
obj-$(CONFIG_RISCV_IMSIC) += irq-riscv-imsic-state.o irq-riscv-imsic-early.o irq-riscv-imsic-platform.o
obj-$(CONFIG_RISCV_RPMI_SYSMSI) += irq-riscv-rpmi-sysmsi.o
obj-$(CONFIG_SIFIVE_PLIC) += irq-sifive-plic.o
-obj-$(CONFIG_STARFIVE_JH8100_INTC) += irq-starfive-jh8100-intc.o
+obj-$(CONFIG_STARFIVE_JHB100_INTC) += irq-starfive-jhb100-intc.o
obj-$(CONFIG_ACLINT_SSWI) += irq-aclint-sswi.o
obj-$(CONFIG_IMX_IRQSTEER) += irq-imx-irqsteer.o
obj-$(CONFIG_IMX_INTMUX) += irq-imx-intmux.o
diff --git a/drivers/irqchip/irq-starfive-jh8100-intc.c b/drivers/irqchip/irq-starfive-jhb100-intc.c
similarity index 94%
rename from drivers/irqchip/irq-starfive-jh8100-intc.c
rename to drivers/irqchip/irq-starfive-jhb100-intc.c
index bb62ef363d0b..2c9cdad7f377 100644
--- a/drivers/irqchip/irq-starfive-jh8100-intc.c
+++ b/drivers/irqchip/irq-starfive-jhb100-intc.c
@@ -1,13 +1,13 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * StarFive JH8100 External Interrupt Controller driver
+ * StarFive JHB100 External Interrupt Controller driver
*
* Copyright (C) 2023 StarFive Technology Co., Ltd.
*
* Author: Changhuang Liang <changhuang.liang@starfivetech.com>
*/
-#define pr_fmt(fmt) "irq-starfive-jh8100: " fmt
+#define pr_fmt(fmt) "irq-starfive-jhb100: " fmt
#include <linux/bitops.h>
#include <linux/clk.h>
@@ -71,7 +71,7 @@ static void starfive_intc_mask(struct irq_data *d)
}
static struct irq_chip intc_dev = {
- .name = "StarFive JH8100 INTC",
+ .name = "StarFive JHB100 INTC",
.irq_unmask = starfive_intc_unmask,
.irq_mask = starfive_intc_mask,
};
@@ -199,9 +199,9 @@ static int starfive_intc_probe(struct platform_device *pdev, struct device_node
}
IRQCHIP_PLATFORM_DRIVER_BEGIN(starfive_intc)
-IRQCHIP_MATCH("starfive,jh8100-intc", starfive_intc_probe)
+IRQCHIP_MATCH("starfive,jhb100-intc", starfive_intc_probe)
IRQCHIP_PLATFORM_DRIVER_END(starfive_intc)
-MODULE_DESCRIPTION("StarFive JH8100 External Interrupt Controller");
+MODULE_DESCRIPTION("StarFive JHB100 External Interrupt Controller");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Changhuang Liang <changhuang.liang@starfivetech.com>");
--
2.25.1
^ permalink raw reply related
* Re: [PATCH v3 2/2] arm64: dts: qcom: milos: Add IMEM node
From: Konrad Dybcio @ 2026-04-10 13:32 UTC (permalink / raw)
To: Luca Weiss, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
Bjorn Andersson, Konrad Dybcio
Cc: ~postmarketos/upstreaming, phone-devel, linux-arm-msm, devicetree,
linux-kernel
In-Reply-To: <20260410-milos-imem-v3-2-d215385fa5ab@fairphone.com>
On 4/10/26 9:31 AM, Luca Weiss wrote:
> Add a node for the IMEM found on Milos, which contains pil-reloc-info
> and the modem tables for IPA, among others.
>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
^ permalink raw reply
* [PATCH] arm64: dts: qcom: hamoa: Add interconnects to primary USB3 controller
From: Konrad Dybcio @ 2026-04-10 13:32 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: linux-arm-msm, devicetree, linux-kernel, Konrad Dybcio
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Add the interconnect paths to enable drivers to vote on them, ensuring
the necessary NoC bandwidth is available.
This hasn't been done before, as prior to commit 05566ebcc0cd
("clk: qcom: gcc-x1e80100: Keep GCC USB QTB clock always ON"), this
would cause an inexplicable crash upon resume from system suspend.
Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/hamoa.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
index 051dee076416..233c7ab4c52c 100644
--- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
+++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
@@ -5318,6 +5318,13 @@ usb_1_ss0: usb@a600000 {
resets = <&gcc GCC_USB30_PRIM_BCR>;
+ interconnects = <&usb_south_anoc MASTER_USB3_0 QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+ <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+ &config_noc SLAVE_USB3_0 QCOM_ICC_TAG_ACTIVE_ONLY>;
+ interconnect-names = "usb-ddr",
+ "apps-usb";
+
wakeup-source;
iommus = <&apps_smmu 0x1420 0x0>;
---
base-commit: db7efce4ae23ad5e42f5f55428f529ff62b86fab
change-id: 20260410-topic-hamoa_usb_icc-7f8d5bbef94b
Best regards,
--
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
^ permalink raw reply related
* Re: [PATCH v3 1/2] dt-bindings: sram: Document qcom,milos-imem
From: Rob Herring (Arm) @ 2026-04-10 13:27 UTC (permalink / raw)
To: Luca Weiss
Cc: Krzysztof Kozlowski, Konrad Dybcio, linux-arm-msm, linux-kernel,
Krzysztof Kozlowski, devicetree, phone-devel, Bjorn Andersson,
Conor Dooley, ~postmarketos/upstreaming
In-Reply-To: <20260410-milos-imem-v3-1-d215385fa5ab@fairphone.com>
On Fri, 10 Apr 2026 09:31:06 +0200, Luca Weiss wrote:
> Add compatible for Milos SoC IMEM.
>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
> Documentation/devicetree/bindings/sram/sram.yaml | 1 +
> 1 file changed, 1 insertion(+)
>
Applied, thanks!
^ permalink raw reply
* Re: [PATCH v2] dt-binding: leds: publish common bindings under dual license
From: Rob Herring @ 2026-04-10 13:22 UTC (permalink / raw)
To: Corvin Köhne
Cc: linux-kernel, open list:LED SUBSYSTEM, Pavel Machek,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
Lee Jones, Krzysztof Kozlowski, Conor Dooley, Corvin Köhne,
Ashley Towns, Dan Murphy, Gergo Koteles, INAGAKI Hiroshi,
Jacek Anaszewski, Olliver Schinagl, Pavel Machek,
Rafał Miłecki, Roderick Colenbrander,
Krzysztof Kozlowski
In-Reply-To: <20260408062942.7128-1-corvin.koehne@gmail.com>
On Wed, Apr 08, 2026 at 08:29:42AM +0200, Corvin Köhne wrote:
> From: Corvin Köhne <c.koehne@beckhoff.com>
>
> Changes leds/common.h DT binding header file to be published under GPLv2
> or BSD-2-Clause license terms. This change allows this common LED
> bindings header file to be used in software components as bootloaders
> and OSes that are not published under GPLv2 terms.
>
> All contributors to leds/common.h file in copy.
>
> Cc: Ashley Towns <mail@ashleytowns.id.au>
I don't think a one line change is copyright-able work.
> Cc: Dan Murphy <dmurphy@ti.com>
Dan doesn't appear in git blame.
> Cc: Gergo Koteles <soyer@irl.hu>
Another oneliner.
> Cc: INAGAKI Hiroshi <musashino.open@gmail.com>
only 3 lines... Shrug
> Cc: Jacek Anaszewski <jacek.anaszewski@gmail.com>
> Cc: Olliver Schinagl <oliver@schinagl.nl>
Just adding more colors to the list.
> Cc: Pavel Machek <pavel@ucw.cz>
> Cc: Rafał Miłecki <rafal@milecki.pl>
> Cc: Roderick Colenbrander <roderick@gaikai.com>
5 lines of basically the same thing.
So really, I think it is mainly Jacek's and Pavel's acks we need.
Rob
^ permalink raw reply
* Re: [PATCH v6 10/21] dt-bindings: display: renesas,rzg2l-du: Add support for RZ/G3E SoC
From: Tommaso Merciai @ 2026-04-10 13:21 UTC (permalink / raw)
To: Laurent Pinchart
Cc: tomm.merciai, geert, linux-renesas-soc, biju.das.jz,
Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, David Airlie,
Simona Vetter, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
Geert Uytterhoeven, Michael Turquette, Stephen Boyd, Magnus Damm,
Tomi Valkeinen, dri-devel, devicetree, linux-kernel, linux-clk
In-Reply-To: <20260409132420.GD2634584@killaraus.ideasonboard.com>
Hi Laurent,
On 4/9/26 15:24, Laurent Pinchart wrote:
> On Thu, Apr 09, 2026 at 01:15:18PM +0200, Tommaso Merciai wrote:
>> On 4/8/26 17:00, Laurent Pinchart wrote:
>>> On Wed, Apr 08, 2026 at 04:44:48PM +0200, Tommaso Merciai wrote:
>>>> On 4/8/26 16:16, Laurent Pinchart wrote:
>>>>> On Wed, Apr 08, 2026 at 04:02:14PM +0200, Tommaso Merciai wrote:
>>>>>> On 4/8/26 14:24, Laurent Pinchart wrote:
>>>>>>> On Wed, Apr 08, 2026 at 12:36:55PM +0200, Tommaso Merciai wrote:
>>>>>>>> The RZ/G3E SoC has 2 LCD controllers (LCDC), each containing a Frame
>>>>>>>> Compression Processor (FCPVD), a Video Signal Processor (VSPD), and a
>>>>>>>> Display Unit (DU).
>>>>>>>>
>>>>>>>> - LCDC0 supports DSI and LVDS (single or dual-channel) outputs.
>>>>>>>> - LCDC1 supports DSI, LVDS (single-channel), and RGB outputs.
>>>>>>>>
>>>>>>>> Add a new SoC-specific compatible string 'renesas,r9a09g047-du'.
>>>>>>>>
>>>>>>>> Extend patternProperties from "^port@[0-1]$" to "^port@[0-3]$" to
>>>>>>>> allow up to four output ports, and explicitly disable port@2 and port@3
>>>>>>>> for existing SoCs that do not expose them.
>>>>>>>>
>>>>>>>> Describe the four output ports of the RZ/G3E DU:
>>>>>>>>
>>>>>>>> - port@0: DSI (available on both LCDC instances)
>>>>>>>> - port@1: DPAD / parallel RGB (LCDC1 only)
>>>>>>>> - port@2: LVDS channel 0 (LCDC0 only)
>>>>>>>> - port@3: LVDS channel 1 (available on both LCDC instances)
>>>>>>>>
>>>>>>>> Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
>>>>>>>> ---
>>>>>>>> v5->v6:
>>>>>>>> - Extend patternProperties from "^port@[0-1]$" to "^port@[0-3]$" and
>>>>>>>> explicitly disable port@2 and port@3 for existing SoCs that do not expose
>>>>>>>> them.
>>>>>>>> - Reworked ports numbering + improved/fixed ports descriptions in the
>>>>>>>> bindings documentation.
>>>>>>>> - Improved commit body.
>>>>>>>>
>>>>>>>> v4->v5:
>>>>>>>> - Dropped renesas,id property and updated bindings
>>>>>>>> accordingly.
>>>>>>>>
>>>>>>>> v2->v3:
>>>>>>>> - No changes.
>>>>>>>>
>>>>>>>> v2->v3:
>>>>>>>> - No changes.
>>>>>>>>
>>>>>>>> v1->v2:
>>>>>>>> - Use single compatible string instead of multiple compatible strings
>>>>>>>> for the two DU instances, leveraging a 'renesas,id' property to
>>>>>>>> differentiate between DU0 and DU1.
>>>>>>>> - Updated commit message accordingly.
>>>>>>>>
>>>>>>>> .../bindings/display/renesas,rzg2l-du.yaml | 30 ++++++++++++++++++-
>>>>>>>> 1 file changed, 29 insertions(+), 1 deletion(-)
>>>>>>>>
>>>>>>>> diff --git a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
>>>>>>>> index 5add3b832eab..32da0b5ec88c 100644
>>>>>>>> --- a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
>>>>>>>> +++ b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
>>>>>>>> @@ -20,6 +20,7 @@ properties:
>>>>>>>> - enum:
>>>>>>>> - renesas,r9a07g043u-du # RZ/G2UL
>>>>>>>> - renesas,r9a07g044-du # RZ/G2{L,LC}
>>>>>>>> + - renesas,r9a09g047-du # RZ/G3E
>>>>>>>> - renesas,r9a09g057-du # RZ/V2H(P)
>>>>>>>> - items:
>>>>>>>> - enum:
>>>>>>>> @@ -61,7 +62,7 @@ properties:
>>>>>>>> model-dependent. Each port shall have a single endpoint.
>>>>>>>>
>>>>>>>> patternProperties:
>>>>>>>> - "^port@[0-1]$":
>>>>>>>> + "^port@[0-3]$":
>>>>>>>> $ref: /schemas/graph.yaml#/properties/port
>>>>>>>> unevaluatedProperties: false
>>>>>>>>
>>>>>>>> @@ -103,6 +104,8 @@ allOf:
>>>>>>>> port@0:
>>>>>>>> description: DPI
>>>>>>>> port@1: false
>>>>>>>> + port@2: false
>>>>>>>> + port@3: false
>>>>>>>>
>>>>>>>> required:
>>>>>>>> - port@0
>>>>>>>> @@ -119,6 +122,8 @@ allOf:
>>>>>>>> description: DSI
>>>>>>>> port@1:
>>>>>>>> description: DPI
>>>>>>>> + port@2: false
>>>>>>>> + port@3: false
>>>>>>>>
>>>>>>>> required:
>>>>>>>> - port@0
>>>>>>>> @@ -135,9 +140,32 @@ allOf:
>>>>>>>> port@0:
>>>>>>>> description: DSI
>>>>>>>> port@1: false
>>>>>>>> + port@2: false
>>>>>>>> + port@3: false
>>>>>>>>
>>>>>>>> required:
>>>>>>>> - port@0
>>>>>>>> + - if:
>>>>>>>> + properties:
>>>>>>>> + compatible:
>>>>>>>> + contains:
>>>>>>>> + const: renesas,r9a09g047-du
>>>>>>>> + then:
>>>>>>>> + properties:
>>>>>>>> + ports:
>>>>>>>> + properties:
>>>>>>>> + port@0:
>>>>>>>> + description: DSI
>>>>>>>> + port@1:
>>>>>>>> + description: DPAD
>>>>>>>> + port@2:
>>>>>>>> + description: LVDS, Channel 0
>>>>>>>> + port@3:
>>>>>>>> + description: LVDS, Channel 1
>>>>>>>> +
>>>>>>>> + required:
>>>>>>>> + - port@0
>>>>>>>> + - port@3
>>>>>>>
>>>>>>> Why are ports 1 and 2 not required ?
>>>>>>
>>>>>> About this we had a similar discussion on v5[0]
>>>>>> We are using the same compatible and:
>>>>>>
>>>>>> - LCDC0 supports DSI and LVDS (single or dual-channel) outputs.
>>>>>> |
>>>>>> --> then has:
>>>>>> port@0
>>>>>> port@2
>>>>>> port@3
>>>>>>
>>>>>>
>>>>>> - LCDC1 supports DSI, LVDS (single-channel), and RGB outputs.
>>>>>> |
>>>>>> --> then has:
>>>>>> port@0
>>>>>> port@1
>>>>>> port@3
>>>>>
>>>>> Ah yes, I forget there are two LCDC instances with different output
>>>>> configurations.
>>>>>
>>>>> Something still looks a bit weird to me though. For LCDC1, which
>>>>> supports a single LVDS channel, you use the port described as the second
>>>>> LVDS channel. Is there a reason not to use port@2 ?
>>>>
>>>> 9.11 Low Voltage Differential Signaling (LVDS)
>>>> 9.11.1.2 Block Diagram
>>>> Figure 9.11-1 shows a block diagram of LVDS.
>>>>
>>>> LCDC1 is connected to LVDS, Channel 1
>>>> For this reason I'm using port@3.
>>>
>>> Re-reading that, I think I've misinterpreted the hardware architecture.
>>> Doesn't the DU have a single output, that is connected the multiple
>>> encoders (LVDS and DSI for LCDC0 and LVDS, DSI and DPI for LCDC1) ? It
>>> seems modelling it with a single port and multiple endpoints would
>>> better match the device.
>>>
>>> For LVDS in particular, I see a single LVDS encoder with two channels,
>>> so there should not be two LVDS output ports in the DU. The two ports
>>> should be on the output of the LVDS device.
>>
>> You are suggesting the following dt architecture:
>>
>> du0: display@16460000 {
>> compatible = "renesas,r9a09g047-du";
>> reg = <0 0x16460000 0 0x10000>;
>> interrupts = <GIC_SPI 882 IRQ_TYPE_LEVEL_HIGH>;
>> clocks = <&cpg CPG_MOD 0xed>,
>> <&cpg CPG_MOD 0xee>,
>> <&cpg CPG_MOD 0xef>;
>> clock-names = "aclk", "pclk", "vclk";
>> power-domains = <&cpg>;
>> resets = <&cpg 0xdc>;
>> renesas,vsps = <&vspd0 0>;
>> status = "disabled";
>>
>> port {
>> du0_out_dsi: endpoint@0 {
>> reg = <0>;
>> };
>>
>> du0_out_lvds0: endpoint@2 {
>> reg = <2>;
>> };
>>
>> du0_out_lvds1: endpoint@3 {
>> reg = <3>;
>> };
>> }
>> };
>>
>> du1: display@16490000 {
>> compatible = "renesas,r9a09g047-du";
>> reg = <0 0x16490000 0 0x10000>;
>> interrupts = <GIC_SPI 922 IRQ_TYPE_LEVEL_HIGH>;
>> clocks = <&cpg CPG_MOD 0x1a8>,
>> <&cpg CPG_MOD 0x1a9>,
>> <&cpg CPG_MOD 0x1aa>;
>> clock-names = "aclk", "pclk", "vclk";
>> power-domains = <&cpg>;
>> resets = <&cpg 0x11e>;
>> renesas,vsps = <&vspd1 0>;
>> status = "disabled";
>>
>> port {
>> du1_out_dsi: endpoint@0 {
>> reg = <0>;
>> };
>>
>> du1_out_rgb: endpoint@1 {
>> reg = <1>;
>> };
>>
>> du1_out_lvds1: endpoint@3 {
>> reg = <3>;
>> };
>> }
>> };
>>
>>
>> Please correct me if I'm wrong.
>
> That's right. It would match the hardware, or at least my understanding
> of the hardware based on the documentation. As far as I can tell, each
> DU has a single 24-bit output port connected to multiple encoders.
Thanks for the clarification.
I want to make sure I understand the intended architecture correctly,
because I see a potential conflict between your feedback on the two patches.
For [1], you confirmed the two separate DU nodes (DU0 and DU1) with the
single-port/multi-endpoint model. That maps to two separate platform
devices, which means two separate DRM devices.
For [2], you suggested:
"you can have one DRM device that covers two LCDCs, with one CRTC each,
both connected to the same DSI encoder. Userspace then selects which
CRTC drives which connector."
Please correct me if I'm wrong but to me these two appear to be
incompatible. With two separate DRM devices,the DSI encoder and its
connector can only belong to one of them. Userspace cannot select
between CRTCs across two DRM devices.
To support the single-DRM-device model you describe, both DU0 and DU1
would need to be managed by a single driver instance, similar to R-Car
DU which aggregate multiple LCDC channels into one DRM device.
Using a single DRM device that spawn 2 crtc (1 du dt node ) this use
case can be tested with the following cmds:
modetest -M rzg2l-du -s 58@55:800x600-56.25@XR24
modetest -M rzg2l-du -s 58@56:800x600-56.25@XR24
Could you clarify which architecture is the intended direction?
Option A: Two separate DRM devices (2 DU dt nodes, current approach),
with the DSI input selected via DT configuration.
The dynamic vclk selection I implemented still applies,
but runtime CRTC switching from userspace is not possible.
Option B: A single DRM device aggregating both DU instances (1 DU dt node),
with two CRTCs both connected to the DSI encoder.
[1]
https://patchwork.kernel.org/project/linux-renesas-soc/patch/8f814f22ff62dcde6153260e2c8c29a5415c9a89.1775636898.git.tommaso.merciai.xr@bp.renesas.com/
[2]
https://patchwork.kernel.org/project/linux-renesas-soc/patch/9e0f64dd5e1efb0d27219416121c91a19da96ebd.1775636898.git.tommaso.merciai.xr@bp.renesas.com/
Kind Regards,
Tommaso
>
>>>>>> Then port@1 is required for DU1 but not for DU0.
>>>>>> Same port@2 is required for DU0 but not for DU1.
>>>>>>
>>>>>> [0] https://patchwork.kernel.org/project/linux-renesas-soc/patch/ca022fdbba5236c36e0cb3095db4c31e8e0cb1b8.1770996493.git.tommaso.merciai.xr@bp.renesas.com/
>>>>>>
>>>>>>>>
>>>>>>>> examples:
>>>>>>>> # RZ/G2L DU
>
^ permalink raw reply
* Re: [PATCH net-next v3 01/12] dt-bindings: net: airoha: Add EN7581 ethernet-ports properties
From: Lorenzo Bianconi @ 2026-04-10 13:14 UTC (permalink / raw)
To: Jakub Kicinski
Cc: andrew+netdev, davem, edumazet, pabeni, robh, krzk+dt, conor+dt,
ansuelsmth, benjamin.larsson, linux-arm-kernel, linux-mediatek,
netdev, devicetree
In-Reply-To: <20260410025717.1809904-1-kuba@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 2119 bytes --]
> This is an AI-generated review of your patch. The human sending this
> email says "For your consideration."
> ---
> dt-bindings: net: airoha: Add EN7581 ethernet-ports properties
>
> This commit introduces the ethernet-port property to model a net_device
> connected via an external arbiter to the GDM3 or GDM4 ports on EN7581
> and AN7583 SoCs.
>
> > diff --git a/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml b/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml
> > index fbe2ddcdd909c..ebbd433e9c9fb 100644
> > --- a/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml
> > +++ b/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml
> > @@ -130,6 +130,30 @@ patternProperties:
> > maximum: 4
> > description: GMAC port identifier
> >
> > + '#address-cells':
> > + const: 1
> > + '#size-cells':
> > + const: 0
> > +
> > + patternProperties:
> > + "^ethernet-port@[0-5]$":
>
> The commit message states that GDM1 and GDM2 do not support connection
> with the external arbiter. However, since this pattern property appears to
> be placed inside the generic ^ethernet@[1-4]$ block, does this allow a
> device tree to incorrectly configure ethernet-port subnodes on ethernet@1
> or ethernet@2 and still pass schema validation?
ack, I will fix it in v4
>
> Could this be restricted to GDM3 and GDM4, perhaps by splitting the
> patternProperties or using an if/then block based on the reg property?
>
> > + type: object
> > + unevaluatedProperties: false
> > + $ref: ethernet-controller.yaml#
>
> Does referencing ethernet-controller.yaml cause a validation conflict here?
>
> The ethernet-controller.yaml schema enforces a strict nodename pattern
> of ^ethernet(@.*)?$. Since these new nodes use the -port suffix and are
> named ethernet-port@X, will they unconditionally fail the node name
> validation enforced by the referenced schema during dt_binding_check?
ack, I will fix it in v4
Regards,
Lorenzo
>
> [ ... ]
> --
> pw-bot: cr
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^ permalink raw reply
* Re: [PATCH net-next v3 02/12] net: airoha: Set PPE cpu port for GDM2 if loopback is enabled
From: Lorenzo Bianconi @ 2026-04-10 12:52 UTC (permalink / raw)
To: Jakub Kicinski
Cc: andrew+netdev, davem, edumazet, pabeni, robh, krzk+dt, conor+dt,
ansuelsmth, benjamin.larsson, linux-arm-kernel, linux-mediatek,
netdev, devicetree
In-Reply-To: <20260410025720.1809934-1-kuba@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 3218 bytes --]
> This is an AI-generated review of your patch. The human sending this
> email says "For your consideration."
> ---
> net: airoha: Move airoha_qdma pointer in airoha_gdm_dev struct
>
> This commit moves the airoha_qdma pointer from the airoha_gdm_port struct
> to the airoha_gdm_dev struct. This ensures the QDMA block used depends on
> the specific net_device WAN/LAN configuration.
>
> [ ... ]
>
> > --- a/drivers/net/ethernet/airoha/airoha_eth.c
> > +++ b/drivers/net/ethernet/airoha/airoha_eth.c
>
> [ ... ]
>
> > @@ -1497,9 +1498,10 @@ static void airoha_qdma_stop_napi(struct airoha_qdma *qdma)
> > }
> > }
> >
> > -static void airoha_update_hw_stats(struct airoha_gdm_port *port)
> > +static void airoha_update_hw_stats(struct airoha_gdm_dev *dev)
> > {
> > - struct airoha_eth *eth = port->qdma->eth;
> > + struct airoha_gdm_port *port = dev->port;
> > + struct airoha_eth *eth = dev->eth;
> > u32 val, i = 0;
> >
> > spin_lock(&port->stats.lock);
>
> This isn't a bug introduced by this patch, but does this spin_lock()
> carry a deadlock risk?
>
> Because ndo_get_stats64() can be called from atomic context (e.g., from a
> softirq), if a process context caller holds port->stats.lock and is
> interrupted by a softirq on the same CPU that also triggers dev_get_stats(),
> the softirq could spin forever waiting for the lock.
>
> Should this be upgraded to spin_lock_bh() to ensure local softirqs are
> disabled during the critical section?
I was not able to spot any point in the networking stack where
ndo_get_stats64 callback is run from a softirq. Moreover,
airoha_update_hw_stats() is never executed in any napi in airoha_eth
driver. It seems to me spin_lock() is enough here. Am I missing something?
>
> [ ... ]
>
> > --- a/drivers/net/ethernet/airoha/airoha_eth.h
> > +++ b/drivers/net/ethernet/airoha/airoha_eth.h
> > @@ -534,12 +534,12 @@ struct airoha_qdma {
> >
> > struct airoha_gdm_dev {
> > struct airoha_gdm_port *port;
> > + struct airoha_qdma *qdma;
> > struct net_device *dev;
> > struct airoha_eth *eth;
> > };
> >
> > struct airoha_gdm_port {
> > - struct airoha_qdma *qdma;
> > struct airoha_gdm_dev *dev;
> > int id;
>
> This isn't a bug introduced by this patch, but since the qdma pointer
> is being moved to better align with the hardware structure, should
> qos_sq_bmap, cpu_tx_packets, and fwd_tx_packets be moved to
> struct airoha_qdma as well?
>
> Because QDMA1 is shared by all WAN ports (GDM 2, 3, 4) and qos_sq_bmap
> is currently tracked per-port instead of per-QDMA, each WAN port
> independently allocates QDMA1 channels starting from index 0. Does this
> cause different ports to overwrite each other's hardware QoS configurations
> in the shared QDMA1 block?
>
> Furthermore, cpu_tx_packets and fwd_tx_packets cache per-channel ETS
> hardware counters but are single u64 scalar variables in the port structure.
> When querying stats for multiple channels, do these scalar caches get
> overwritten with values from completely different channels, resulting in
> incorrect delta calculations?
ack, I will fix it in v4.
Regards,
Lorenzo
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^ permalink raw reply
* Re: [PATCH v2] dt-binding: leds: publish common bindings under dual license
From: Rafał Miłecki @ 2026-04-10 11:53 UTC (permalink / raw)
To: Corvin Köhne
Cc: linux-kernel, linux-leds, Pavel Machek, devicetree, Lee Jones,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Corvin Köhne,
Ashley Towns, Dan Murphy, Gergo Koteles, INAGAKI Hiroshi,
Jacek Anaszewski, Olliver Schinagl, Pavel Machek,
Roderick Colenbrander, Krzysztof Kozlowski
In-Reply-To: <20260408062942.7128-1-corvin.koehne@gmail.com>
On 2026-04-08 08:29, Corvin Köhne wrote:
> Changes leds/common.h DT binding header file to be published under
> GPLv2
> or BSD-2-Clause license terms. This change allows this common LED
> bindings header file to be used in software components as bootloaders
> and OSes that are not published under GPLv2 terms.
>
> All contributors to leds/common.h file in copy.
Acked-by: Rafał Miłecki <rafal@milecki.pl>
> Cc: Ashley Towns <mail@ashleytowns.id.au>
> Cc: Dan Murphy <dmurphy@ti.com>
> Cc: Gergo Koteles <soyer@irl.hu>
> Cc: INAGAKI Hiroshi <musashino.open@gmail.com>
> Cc: Jacek Anaszewski <jacek.anaszewski@gmail.com>
> Cc: Olliver Schinagl <oliver@schinagl.nl>
> Cc: Pavel Machek <pavel@ucw.cz>
> Cc: Rafał Miłecki <rafal@milecki.pl>
> Cc: Roderick Colenbrander <roderick@gaikai.com>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
> Signed-off-by: Corvin Köhne <c.koehne@beckhoff.com>
> ---
> include/dt-bindings/leds/common.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/dt-bindings/leds/common.h
> b/include/dt-bindings/leds/common.h
> index 4f017bea0123..b7bafbaf7df3 100644
> --- a/include/dt-bindings/leds/common.h
> +++ b/include/dt-bindings/leds/common.h
> @@ -1,4 +1,4 @@
> -/* SPDX-License-Identifier: GPL-2.0 */
> +/* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */
> /*
> * This header provides macros for the common LEDs device tree
> bindings.
> *
--
Rafał Miłecki
^ permalink raw reply
* Re: [PATCH 0/3] arm-smmu-v3: Add PMCG child support and update PMU MMIO mapping
From: Robin Murphy @ 2026-04-10 12:07 UTC (permalink / raw)
To: Peng Fan
Cc: Will Deacon, Joerg Roedel, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Mark Rutland, linux-arm-kernel, iommu, devicetree,
linux-kernel, linux-perf-users, Peng Fan
In-Reply-To: <adZcaEKm3vIYSy3N@shlinux89>
On 08/04/2026 2:47 pm, Peng Fan wrote:
> On Wed, Apr 08, 2026 at 12:15:31PM +0100, Robin Murphy wrote:
>> On 2026-04-08 8:51 am, Peng Fan (OSS) wrote:
>>> This patch series adds proper support for describing and probing the
>>> Arm SMMU v3 PMCG (Performance Monitor Control Group) as a child node of
>>> the SMMU in Devicetree, and updates the relevant drivers accordingly.
>>>
>>> The SMMU v3 architecture allows an optional PMCG block, typically
>>> associated with TCUs, to be implemented within the SMMU register
>>> address space. For example, mmu700 PMCG is at the offset 0x2000 of the
>>> TCU page 0.
>>
>> But what's wrong with the existing binding? Especially given that it even has
>> an upstream user already:
>>
>> https://git.kernel.org/torvalds/c/aef9703dcbf8
>>
>>> Patch 1 updates the SMMU v3 Devicetree binding to allow PMCG child nodes,
>>> referencing the existing arm,smmu-v3-pmcg binding.
>>>
>>> Patch 2 updates the arm-smmu-v3 driver to populate platform devices for
>>> child nodes described in DT once the SMMU probe succeeds.
>>>
>>> Patch 3 updates the SMMUv3 PMU driver to correctly handle MMIO mapping when
>>> PMCG is described as a child node. The PMCG registers occupy a sub-region
>>> of the parent SMMU MMIO window, which is already requested by the SMMU
>>
>> That has not been the case since 52f3fab0067d ("iommu/arm-smmu-v3: Don't
>> reserve implementation defined register space") nearly 6 years ago, where the
>> whole purpose was to support Arm's PMCG implementation properly. What kernel
>> is this based on?
>
> Seems I am wrong. I thought PMCG is in page 0, so there were resource
> conflicts. I just retest without this patchset, all goes well.
>
> But from dt perspective, should the TCU PMCG node be child node of
> SMMU node?
No. PMCGs can be used entirely independently of the SMMU itself, and
while most of the events do relate to SMMU translation and thus aren't
necessarily meaningful if it's not in use, there are still some which
can be useful for basic traffic counting, monitoring GPT/translation
activity from _other_ security states (if observation is delegated to
Non-Secure) and possibly other things, even if the "main" Non-Secure
SMMU interface isn't advertised at all. It would be unreasonable to
require the SMMU node to be present and enabled *and* have a driver to
populate PMCGs, to monitor events which are outside the scope of that
driver.
Thanks,
Robin.
^ permalink raw reply
* Re: [PATCH net-next v3 04/12] net: airoha: Rely on net_device pointer in HTB callbacks
From: Lorenzo Bianconi @ 2026-04-10 11:52 UTC (permalink / raw)
To: Benjamin Larsson
Cc: Jakub Kicinski, andrew+netdev, davem, edumazet, pabeni, robh,
krzk+dt, conor+dt, ansuelsmth, linux-arm-kernel, linux-mediatek,
netdev, devicetree
In-Reply-To: <bd486b55-a8d7-4811-965a-aa1f3dc98e30@genexis.eu>
[-- Attachment #1: Type: text/plain, Size: 2378 bytes --]
> On 10/04/2026 04:57, Jakub Kicinski wrote:
> > This is an AI-generated review of your patch. The human sending this
> > email says "For your consideration."
> > ---
> > net: airoha: Introduce WAN device flag
> >
> > This commit introduces a WAN flag to specify whether a device is used to
> > transmit or receive WAN or LAN traffic. It enables specifying multiple LAN
> > devices but limits the configuration to a single WAN device.
> >
>
> [...]
>
> > > + fallthrough;
> > > + }
> > > + case AIROHA_GDM2_IDX:
> > > + /* GDM2 is always used as wan */
> > > + dev->flags |= PRIV_FLAG_WAN;
> > > break;
> > > default:
> > > break;
> > > }
> > > - for (i = 0; i < eth->soc->num_ppe; i++)
> > > - airoha_ppe_set_cpu_port(dev, i, airoha_get_fe_port(dev));
> > > + airoha_dev_set_qdma(dev);
> > > + airoha_set_macaddr(dev, netdev->dev_addr);
> >
> > Since the commit message notes it is possible to specify multiple LAN
> > devices, does unconditionally calling airoha_set_macaddr() for each
> > device overwrite the single shared hardware LAN MAC register?
> >
> > If so, could this cause only the last initialized LAN device to have its MAC
> > correctly programmed into the hardware, leading to dropped unicast
> > packets for the other LAN interfaces?
> >
> > > +
> > > + if (!airoha_is_lan_gdm_dev(dev) &&
> > > + (port->id == AIROHA_GDM3_IDX || port->id == AIROHA_GDM4_IDX)) {
> > > + int err;
> >
> > [ ... ]
>
> Hi, the frame engine can be configured with a range of wan mac addresses and
> a range of lan mac addresses via registers that set the top 24 bits and then
> 2 registers that form a range of the low 24 bits.
>
> Documentation says that packets that fall into this mac address range either
> on the lan side or the wan side are to be treated as layer 3 packages and if
> a packet is not then it will be handled as a layer 2 packet.
>
> The exact implication of this and if it actually matters is unknown. But
> traffic that comes in on an interface that is not matched by an acceleration
> flow is usually forwarded to the cpu for further processing.
The assumption here is the mac addresses are read from the SNAND or eMMC and
they all share the upper bits. I will fix the issue with a separated patch for
net tree.
Regards,
Lorenzo
>
> MvH
> Benjamin Larsson
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^ permalink raw reply
* Re: [PATCH net-next v3 04/12] net: airoha: Rely on net_device pointer in HTB callbacks
From: Lorenzo Bianconi @ 2026-04-10 11:51 UTC (permalink / raw)
To: Jakub Kicinski
Cc: andrew+netdev, davem, edumazet, pabeni, robh, krzk+dt, conor+dt,
ansuelsmth, benjamin.larsson, linux-arm-kernel, linux-mediatek,
netdev, devicetree
In-Reply-To: <20260410025722.1809973-1-kuba@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 2773 bytes --]
> This is an AI-generated review of your patch. The human sending this
> email says "For your consideration."
> ---
> net: airoha: Introduce WAN device flag
>
> This commit introduces a WAN flag to specify whether a device is used to
> transmit or receive WAN or LAN traffic. It enables specifying multiple LAN
> devices but limits the configuration to a single WAN device.
>
> > diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c
> > index 5b0cd37b155e4..9988011dca53f 100644
> > --- a/drivers/net/ethernet/airoha/airoha_eth.c
> > +++ b/drivers/net/ethernet/airoha/airoha_eth.c
> > @@ -1796,36 +1796,77 @@ static int airoha_set_gdm2_loopback(struct airoha_gdm_dev *dev)
>
> [ ... ]
>
> > +static int airoha_dev_init(struct net_device *netdev)
> > +{
> > + struct airoha_gdm_dev *dev = netdev_priv(netdev);
> > + struct airoha_gdm_port *port = dev->port;
> >
> > switch (port->id) {
> > case AIROHA_GDM3_IDX:
> > - case AIROHA_GDM4_IDX:
> > - /* If GDM2 is active we can't enable loopback */
> > - if (!eth->ports[1]) {
> > - int err;
> > + case AIROHA_GDM4_IDX: {
> > + struct airoha_eth *eth = dev->eth;
> >
> > - err = airoha_set_gdm2_loopback(dev);
> > - if (err)
> > - return err;
> > - }
> > + if (eth->ports[1] || airoha_get_wan_gdm_dev(eth))
> > + break;
>
> If a board's Device Tree enables both GDM3 and GDM4, and GDM2 is not present,
> does this sequence permanently assign the WAN role to GDM3 since it is
> initialized first? Is there a Device Tree property or fallback configuration
> mechanism to allow users to specify GDM4 as the WAN port instead?
This issue will be fixed with following series that allows to dynamically
select LAN or WAN configuration at runtime.
>
> > + fallthrough;
> > + }
> > + case AIROHA_GDM2_IDX:
> > + /* GDM2 is always used as wan */
> > + dev->flags |= PRIV_FLAG_WAN;
> > break;
> > default:
> > break;
> > }
> >
> > - for (i = 0; i < eth->soc->num_ppe; i++)
> > - airoha_ppe_set_cpu_port(dev, i, airoha_get_fe_port(dev));
> > + airoha_dev_set_qdma(dev);
> > + airoha_set_macaddr(dev, netdev->dev_addr);
>
> Since the commit message notes it is possible to specify multiple LAN
> devices, does unconditionally calling airoha_set_macaddr() for each
> device overwrite the single shared hardware LAN MAC register?
>
> If so, could this cause only the last initialized LAN device to have its MAC
> correctly programmed into the hardware, leading to dropped unicast
> packets for the other LAN interfaces?
>
> > +
> > + if (!airoha_is_lan_gdm_dev(dev) &&
> > + (port->id == AIROHA_GDM3_IDX || port->id == AIROHA_GDM4_IDX)) {
> > + int err;
>
> [ ... ]
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^ permalink raw reply
* [PATCH net-next v3 7/9] net: dsa: lan9645x: add mac table integration
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add MAC table support, and dsa fdb callback integration. The mactable is
keyed on (vid,mac) and each bucket has 4 slots. A mac table entry
typically points to a PGID index, the first 9 of which represent a front
port.
Mac table entries for L2 multicast will use a PGID containing a group
port mask. For IP multicast entries in the mac table a trick us used,
where the group port mask is packed into the MAC data, exploiting the
fact that the top bits are fixed, and that the number of switch ports is
small enough to fit in the redundant bits.
Therefore, we can avoid using sparse PGID resources for IP multicast
entries in the mac table.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- avoid mac add/del dealloc when mac table writes fail
- add mact_lock to change ageing time
- dealloc all mac_entries on deinit
- dsa_dump returns mac table timeout error
Changes in v2:
- use a single lock for hw and sw
- remove unused row struct field and define
- remove list element INIT_LIST_HEAD
- consistent use of err vs ret
- remove mutex_lock in init
- use empty initializer { 0 } -> {}
- do not move fwd_domain_lock init to this unit
- add newline to dev_* log statements
---
drivers/net/dsa/microchip/lan9645x/Makefile | 1 +
drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c | 416 +++++++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 95 +++++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 46 +++
4 files changed, 558 insertions(+)
diff --git a/drivers/net/dsa/microchip/lan9645x/Makefile b/drivers/net/dsa/microchip/lan9645x/Makefile
index e049114b3563..70815edca5b9 100644
--- a/drivers/net/dsa/microchip/lan9645x/Makefile
+++ b/drivers/net/dsa/microchip/lan9645x/Makefile
@@ -2,6 +2,7 @@
obj-$(CONFIG_NET_DSA_MICROCHIP_LAN9645X) += mchp-lan9645x.o
mchp-lan9645x-objs := \
+ lan9645x_mac.o \
lan9645x_main.o \
lan9645x_npi.o \
lan9645x_phylink.o \
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c
new file mode 100644
index 000000000000..f516979225ae
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c
@@ -0,0 +1,416 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include "lan9645x_main.h"
+
+#define CMD_IDLE 0
+#define CMD_LEARN 1
+#define CMD_FORGET 2
+#define CMD_AGE 3
+#define CMD_GET_NEXT 4
+#define CMD_INIT 5
+#define CMD_READ 6
+#define CMD_WRITE 7
+#define CMD_SYNC_GET_NEXT 8
+
+static bool lan9645x_mact_entry_equal(struct lan9645x_mact_entry *entry,
+ const unsigned char *mac, u16 vid)
+{
+ /* The hardware table is keyed on (vid,mac) */
+ return entry->common.key.vid == vid &&
+ ether_addr_equal(mac, entry->common.key.mac);
+}
+
+static struct lan9645x_mact_entry *
+lan9645x_mact_entry_find(struct lan9645x *lan9645x, const unsigned char *mac,
+ u16 vid)
+{
+ struct lan9645x_mact_entry *entry;
+
+ lockdep_assert_held(&lan9645x->mact_lock);
+
+ list_for_each_entry(entry, &lan9645x->mac_entries, list)
+ if (lan9645x_mact_entry_equal(entry, mac, vid))
+ return entry;
+
+ return NULL;
+}
+
+static struct lan9645x_mact_entry *
+lan9645x_mact_entry_alloc(struct lan9645x *lan9645x, const unsigned char *mac,
+ u16 vid, u8 pgid, enum macaccess_entry_type type)
+{
+ struct lan9645x_mact_entry *entry;
+
+ entry = kzalloc_obj(*entry);
+ if (!entry)
+ return NULL;
+
+ ether_addr_copy(entry->common.key.mac, mac);
+ entry->common.key.vid = vid;
+ entry->common.pgid = pgid;
+ entry->common.type = type;
+
+ dev_dbg(lan9645x->dev,
+ "mac=%pM vid=%u pgid=%u type=%d\n",
+ entry->common.key.mac, entry->common.key.vid,
+ entry->common.pgid, entry->common.type);
+
+ return entry;
+}
+
+static void lan9645x_mact_entry_dealloc(struct lan9645x *lan9645x,
+ struct lan9645x_mact_entry *entry)
+{
+ if (!entry)
+ return;
+
+ dev_dbg(lan9645x->dev,
+ "mac=%pM vid=%u pgid=%u type=%d\n",
+ entry->common.key.mac, entry->common.key.vid,
+ entry->common.pgid, entry->common.type);
+
+ list_del(&entry->list);
+ kfree(entry);
+}
+
+static int lan9645x_mac_wait_for_completion(struct lan9645x *lan9645x,
+ u32 *maca)
+{
+ u32 val = 0;
+ int err;
+
+ lockdep_assert_held(&lan9645x->mact_lock);
+
+ err = lan9645x_rd_poll_timeout(lan9645x, ANA_MACACCESS, val,
+ ANA_MACACCESS_MAC_TABLE_CMD_GET(val) ==
+ CMD_IDLE);
+ if (err)
+ return err;
+
+ if (maca)
+ *maca = val;
+
+ return 0;
+}
+
+static void lan9645x_mact_parse(u32 machi, u32 maclo, u32 maca,
+ struct lan9645x_mact_common *rentry)
+{
+ u64 addr = ANA_MACHDATA_MACHDATA_GET(machi);
+
+ addr = addr << 32 | maclo;
+ u64_to_ether_addr(addr, rentry->key.mac);
+ rentry->key.vid = ANA_MACHDATA_VID_GET(machi);
+ rentry->pgid = ANA_MACACCESS_DEST_IDX_GET(maca);
+ rentry->type = ANA_MACACCESS_ENTRYTYPE_GET(maca);
+}
+
+static void lan9645x_mac_select(struct lan9645x *lan9645x,
+ const unsigned char *addr, u16 vid)
+{
+ u64 maddr = ether_addr_to_u64(addr);
+
+ lockdep_assert_held(&lan9645x->mact_lock);
+
+ lan_wr(ANA_MACHDATA_VID_SET(vid) |
+ ANA_MACHDATA_MACHDATA_SET(maddr >> 32),
+ lan9645x,
+ ANA_MACHDATA);
+
+ lan_wr(maddr & GENMASK(31, 0),
+ lan9645x,
+ ANA_MACLDATA);
+}
+
+static int __lan9645x_mact_forget(struct lan9645x *lan9645x,
+ const unsigned char mac[ETH_ALEN],
+ unsigned int vid,
+ enum macaccess_entry_type type)
+{
+ lockdep_assert_held(&lan9645x->mact_lock);
+
+ lan9645x_mac_select(lan9645x, mac, vid);
+
+ lan_wr(ANA_MACACCESS_ENTRYTYPE_SET(type) |
+ ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_FORGET),
+ lan9645x,
+ ANA_MACACCESS);
+
+ return lan9645x_mac_wait_for_completion(lan9645x, NULL);
+}
+
+int lan9645x_mact_forget(struct lan9645x *lan9645x,
+ const unsigned char mac[ETH_ALEN], unsigned int vid,
+ enum macaccess_entry_type type)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+ err = __lan9645x_mact_forget(lan9645x, mac, vid, type);
+ mutex_unlock(&lan9645x->mact_lock);
+
+ return err;
+}
+
+static bool lan9645x_mac_ports_use_cpu(const unsigned char *mac,
+ enum macaccess_entry_type type)
+{
+ u32 mc_ports;
+
+ switch (type) {
+ case ENTRYTYPE_MACV4:
+ mc_ports = (mac[1] << 8) | mac[2];
+ break;
+ case ENTRYTYPE_MACV6:
+ mc_ports = (mac[0] << 8) | mac[1];
+ break;
+ default:
+ return false;
+ }
+
+ return !!(mc_ports & BIT(CPU_PORT));
+}
+
+static int __lan9645x_mact_learn_cpu_copy(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type,
+ bool cpu_copy)
+{
+ lockdep_assert_held(&lan9645x->mact_lock);
+
+ lan9645x_mac_select(lan9645x, addr, vid);
+
+ lan_wr(ANA_MACACCESS_VALID_SET(1) |
+ ANA_MACACCESS_DEST_IDX_SET(port) |
+ ANA_MACACCESS_MAC_CPU_COPY_SET(cpu_copy) |
+ ANA_MACACCESS_ENTRYTYPE_SET(type) |
+ ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_LEARN),
+ lan9645x, ANA_MACACCESS);
+
+ return lan9645x_mac_wait_for_completion(lan9645x, NULL);
+}
+
+static int __lan9645x_mact_learn(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type)
+{
+ bool cpu_copy = lan9645x_mac_ports_use_cpu(addr, type);
+
+ return __lan9645x_mact_learn_cpu_copy(lan9645x, port, addr, vid, type,
+ cpu_copy);
+}
+
+int lan9645x_mact_learn(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+ err = __lan9645x_mact_learn(lan9645x, port, addr, vid, type);
+ mutex_unlock(&lan9645x->mact_lock);
+
+ return err;
+}
+
+int lan9645x_mact_flush(struct lan9645x *lan9645x, int port)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+ /* MAC table entries with dst index matching port are aged on scan. */
+ lan_wr(ANA_ANAGEFIL_PID_EN_SET(1) |
+ ANA_ANAGEFIL_PID_VAL_SET(port),
+ lan9645x, ANA_ANAGEFIL);
+
+ /* Flushing requires two scans. First sets AGE_FLAG=1, second removes
+ * entries with AGE_FLAG=1.
+ */
+ lan_wr(ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_AGE),
+ lan9645x,
+ ANA_MACACCESS);
+
+ err = lan9645x_mac_wait_for_completion(lan9645x, NULL);
+ if (err)
+ goto mact_unlock;
+
+ lan_wr(ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_AGE),
+ lan9645x,
+ ANA_MACACCESS);
+
+ err = lan9645x_mac_wait_for_completion(lan9645x, NULL);
+
+mact_unlock:
+ lan_wr(0, lan9645x, ANA_ANAGEFIL);
+ mutex_unlock(&lan9645x->mact_lock);
+ return err;
+}
+
+int lan9645x_mact_entry_add(struct lan9645x *lan9645x, int pgid,
+ const unsigned char *mac, u16 vid)
+{
+ struct lan9645x_mact_entry *entry;
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+
+ /* Users can not move (vid,mac) to a different port, without removing
+ * the original entry first. But we overwrite entry in HW, and update
+ * software pgid for good measure.
+ */
+ entry = lan9645x_mact_entry_find(lan9645x, mac, vid);
+ if (entry) {
+ err = __lan9645x_mact_learn(lan9645x, pgid, mac, vid,
+ ENTRYTYPE_LOCKED);
+ if (!err)
+ entry->common.pgid = pgid;
+ mutex_unlock(&lan9645x->mact_lock);
+ return err;
+ }
+
+ entry = lan9645x_mact_entry_alloc(lan9645x, mac, vid, pgid,
+ ENTRYTYPE_LOCKED);
+ if (!entry) {
+ mutex_unlock(&lan9645x->mact_lock);
+ return -ENOMEM;
+ }
+
+ list_add_tail(&entry->list, &lan9645x->mac_entries);
+
+ err = __lan9645x_mact_learn(lan9645x, pgid, mac, vid, ENTRYTYPE_LOCKED);
+ if (err)
+ lan9645x_mact_entry_dealloc(lan9645x, entry);
+
+ mutex_unlock(&lan9645x->mact_lock);
+ return err;
+}
+
+int lan9645x_mact_entry_del(struct lan9645x *lan9645x, int pgid,
+ const unsigned char *mac, u16 vid)
+{
+ struct lan9645x_mact_entry *entry;
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+
+ entry = lan9645x_mact_entry_find(lan9645x, mac, vid);
+ if (!entry) {
+ mutex_unlock(&lan9645x->mact_lock);
+ return -ENOENT;
+ }
+
+ WARN_ON(entry->common.pgid != pgid);
+ err = __lan9645x_mact_forget(lan9645x, mac, vid, ENTRYTYPE_LOCKED);
+ if (!err)
+ lan9645x_mact_entry_dealloc(lan9645x, entry);
+
+ mutex_unlock(&lan9645x->mact_lock);
+ return err;
+}
+
+void lan9645x_mac_init(struct lan9645x *lan9645x)
+{
+ u32 val;
+
+ mutex_init(&lan9645x->mact_lock);
+ INIT_LIST_HEAD(&lan9645x->mac_entries);
+
+ /* Clear the MAC table */
+ lan_wr(ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_INIT),
+ lan9645x, ANA_MACACCESS);
+
+ if (lan9645x_rd_poll_timeout(lan9645x, ANA_MACACCESS, val,
+ ANA_MACACCESS_MAC_TABLE_CMD_GET(val) ==
+ CMD_IDLE))
+ dev_err(lan9645x->dev, "mac init timeout\n");
+}
+
+void lan9645x_mac_deinit(struct lan9645x *lan9645x)
+{
+ struct lan9645x_mact_entry *entry, *tmp;
+
+ list_for_each_entry_safe(entry, tmp, &lan9645x->mac_entries, list)
+ lan9645x_mact_entry_dealloc(lan9645x, entry);
+
+ mutex_destroy(&lan9645x->mact_lock);
+}
+
+int lan9645x_mact_dsa_dump(struct lan9645x *lan9645x, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
+{
+ struct lan9645x_mact_entry entry = {};
+ u32 mach, macl, maca;
+ int err = 0;
+ u32 autoage;
+
+ entry.common.type = ENTRYTYPE_NORMAL;
+
+ mutex_lock(&lan9645x->mact_lock);
+
+ /* The aging filter works both for aging scans and GET_NEXT table scans.
+ * With it, the HW table iteration only stops at entries matching our
+ * filter. Since DSA calls us for each port on a table dump, this helps
+ * avoid unnecessary work.
+ *
+ * Disable automatic aging temporarily. First save current state.
+ */
+ autoage = lan_rd(lan9645x, ANA_AUTOAGE);
+
+ /* Disable aging */
+ lan_rmw(ANA_AUTOAGE_AGE_PERIOD_SET(0),
+ ANA_AUTOAGE_AGE_PERIOD,
+ lan9645x, ANA_AUTOAGE);
+
+ /* Setup filter on our port */
+ lan_wr(ANA_ANAGEFIL_PID_EN_SET(1) |
+ ANA_ANAGEFIL_PID_VAL_SET(port),
+ lan9645x, ANA_ANAGEFIL);
+
+ lan_wr(0, lan9645x, ANA_MACHDATA);
+ lan_wr(0, lan9645x, ANA_MACLDATA);
+
+ while (1) {
+ /* NOTE: we rely on mach, macl and type being set correctly in
+ * the registers from previous round, vis a vis the GET_NEXT
+ * semantics, so locking entire loop is important.
+ */
+ lan_wr(ANA_MACACCESS_MAC_TABLE_CMD_SET(CMD_GET_NEXT) |
+ ANA_MACACCESS_ENTRYTYPE_SET(entry.common.type),
+ lan9645x, ANA_MACACCESS);
+
+ err = lan9645x_mac_wait_for_completion(lan9645x, &maca);
+ if (err)
+ break;
+
+ if (ANA_MACACCESS_VALID_GET(maca) == 0)
+ break;
+
+ mach = lan_rd(lan9645x, ANA_MACHDATA);
+ macl = lan_rd(lan9645x, ANA_MACLDATA);
+
+ lan9645x_mact_parse(mach, macl, maca, &entry.common);
+
+ if (ANA_MACACCESS_DEST_IDX_GET(maca) == port &&
+ entry.common.type == ENTRYTYPE_NORMAL) {
+ if (entry.common.key.vid > VLAN_MAX)
+ entry.common.key.vid = 0;
+
+ err = cb(entry.common.key.mac, entry.common.key.vid,
+ false, data);
+ if (err)
+ break;
+ }
+ }
+
+ /* Remove aging filters and restore aging */
+ lan_wr(0, lan9645x, ANA_ANAGEFIL);
+ lan_rmw(ANA_AUTOAGE_AGE_PERIOD_SET(ANA_AUTOAGE_AGE_PERIOD_GET(autoage)),
+ ANA_AUTOAGE_AGE_PERIOD,
+ lan9645x, ANA_AUTOAGE);
+
+ mutex_unlock(&lan9645x->mact_lock);
+
+ return err;
+}
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
index adbdf2007e9f..764f4d6c0571 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -71,6 +71,7 @@ static void lan9645x_teardown(struct dsa_switch *ds)
destroy_workqueue(lan9645x->owq);
lan9645x_npi_port_deinit(lan9645x, lan9645x->npi);
+ lan9645x_mac_deinit(lan9645x);
mutex_destroy(&lan9645x->fwd_domain_lock);
}
@@ -159,6 +160,7 @@ static int lan9645x_setup(struct dsa_switch *ds)
err = lan9645x_vlan_init(lan9645x);
if (err)
return err;
+ lan9645x_mac_init(lan9645x);
/* Link Aggregation Mode: NETDEV_LAG_HASH_L2 */
lan_wr(ANA_AGGR_CFG_AC_SMAC_ENA |
@@ -285,6 +287,8 @@ static int lan9645x_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
u32 age_secs = max(1, msecs / MSEC_PER_SEC / 2);
struct lan9645x *lan9645x = ds->priv;
+ mutex_lock(&lan9645x->mact_lock);
+
/* Entry is must suffer two aging scans before it is removed, so it is
* aged after 2*AGE_PERIOD, and the unit is in seconds.
* An age period of 0 disables automatic aging.
@@ -292,6 +296,8 @@ static int lan9645x_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
lan_rmw(ANA_AUTOAGE_AGE_PERIOD_SET(msecs ? age_secs : 0),
ANA_AUTOAGE_AGE_PERIOD,
lan9645x, ANA_AUTOAGE);
+
+ mutex_unlock(&lan9645x->mact_lock);
return 0;
}
@@ -591,6 +597,89 @@ static int lan9645x_port_vlan_del(struct dsa_switch *ds, int port,
return lan9645x_vlan_port_del_vlan(p, vlan->vid);
}
+static void lan9645x_port_fast_age(struct dsa_switch *ds, int port)
+{
+ lan9645x_mact_flush(ds->priv, port);
+}
+
+static int lan9645x_fdb_dump(struct dsa_switch *ds, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
+{
+ return lan9645x_mact_dsa_dump(ds->priv, port, cb, data);
+}
+
+static struct net_device *lan9645x_db2bridge(struct dsa_db db)
+{
+ switch (db.type) {
+ case DSA_DB_PORT:
+ case DSA_DB_LAG:
+ return NULL;
+ case DSA_DB_BRIDGE:
+ return db.bridge.dev;
+ default:
+ return ERR_PTR(-EOPNOTSUPP);
+ }
+}
+
+static int lan9645x_fdb_add(struct dsa_switch *ds, int port,
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
+{
+ struct net_device *br = lan9645x_db2bridge(db);
+ struct dsa_port *dp = dsa_to_port(ds, port);
+ struct lan9645x *lan9645x = ds->priv;
+
+ if (IS_ERR(br))
+ return PTR_ERR(br);
+
+ if (dsa_port_is_cpu(dp) && !br &&
+ dsa_fdb_present_in_other_db(ds, port, addr, vid, db))
+ return 0;
+
+ if (!vid)
+ vid = lan9645x_vlan_unaware_pvid(!!br);
+
+ if (dsa_port_is_cpu(dp))
+ return lan9645x_mact_learn(lan9645x, PGID_CPU, addr, vid,
+ ENTRYTYPE_LOCKED);
+
+ return lan9645x_mact_entry_add(lan9645x, port, addr, vid);
+}
+
+static int lan9645x_fdb_del(struct dsa_switch *ds, int port,
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
+{
+ struct net_device *br = lan9645x_db2bridge(db);
+ struct dsa_port *dp = dsa_to_port(ds, port);
+ struct lan9645x *lan9645x = ds->priv;
+ int err;
+
+ if (IS_ERR(br))
+ return PTR_ERR(br);
+
+ if (dsa_port_is_cpu(dp) && !br &&
+ dsa_fdb_present_in_other_db(ds, port, addr, vid, db))
+ return 0;
+
+ if (!vid)
+ vid = lan9645x_vlan_unaware_pvid(!!br);
+
+ if (dsa_port_is_cpu(dp))
+ return lan9645x_mact_forget(lan9645x, addr, vid,
+ ENTRYTYPE_LOCKED);
+
+ err = lan9645x_mact_entry_del(lan9645x, port, addr, vid);
+ if (err == -ENOENT) {
+ dev_dbg(lan9645x->dev,
+ "fdb not found port=%d addr=%pM vid=%u\n", port, addr,
+ vid);
+ return 0;
+ }
+
+ return err;
+}
+
static const struct dsa_switch_ops lan9645x_switch_ops = {
.get_tag_protocol = lan9645x_get_tag_protocol,
@@ -618,6 +707,12 @@ static const struct dsa_switch_ops lan9645x_switch_ops = {
.port_vlan_filtering = lan9645x_port_vlan_filtering,
.port_vlan_add = lan9645x_port_vlan_add,
.port_vlan_del = lan9645x_port_vlan_del,
+
+ /* MAC table integration */
+ .port_fast_age = lan9645x_port_fast_age,
+ .port_fdb_dump = lan9645x_fdb_dump,
+ .port_fdb_add = lan9645x_fdb_add,
+ .port_fdb_del = lan9645x_fdb_del,
};
static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
index 3c6996e150e4..a5e64218d783 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -162,6 +162,33 @@ struct lan9645x_vlan {
s_fwd_ena: 1;
};
+/* MAC table entry types.
+ * ENTRYTYPE_NORMAL is subject to aging.
+ * ENTRYTYPE_LOCKED is not subject to aging.
+ * ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast.
+ * ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast.
+ */
+enum macaccess_entry_type {
+ ENTRYTYPE_NORMAL = 0,
+ ENTRYTYPE_LOCKED,
+ ENTRYTYPE_MACV4,
+ ENTRYTYPE_MACV6,
+};
+
+struct lan9645x_mact_common {
+ struct lan9645x_mact_key {
+ u16 vid;
+ u8 mac[ETH_ALEN] __aligned(2);
+ } key;
+ u32 pgid: 6, /* 0-63 general purpose pgids. */
+ type: 2;
+};
+
+struct lan9645x_mact_entry {
+ struct lan9645x_mact_common common;
+ struct list_head list;
+};
+
struct lan9645x {
struct device *dev;
struct dsa_switch *ds;
@@ -185,6 +212,8 @@ struct lan9645x {
u16 bridge_mask; /* Mask for bridged ports */
u16 bridge_fwd_mask; /* Mask for forwarding bridged ports */
struct mutex fwd_domain_lock; /* lock forwarding configuration */
+ struct list_head mac_entries;
+ struct mutex mact_lock; /* lock mac table and mac_entries list */
/* VLAN entries */
struct lan9645x_vlan vlans[VLAN_N_VID];
@@ -377,4 +406,21 @@ int lan9645x_vlan_port_add_vlan(struct lan9645x_port *p, u16 vid, bool pvid,
int lan9645x_vlan_port_del_vlan(struct lan9645x_port *p, u16 vid);
void lan9645x_vlan_set_hostmode(struct lan9645x_port *p);
+/* MAC table: lan9645x_mac.c */
+int lan9645x_mact_flush(struct lan9645x *lan9645x, int port);
+int lan9645x_mact_learn(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type);
+int lan9645x_mact_forget(struct lan9645x *lan9645x,
+ const unsigned char mac[ETH_ALEN], unsigned int vid,
+ enum macaccess_entry_type type);
+void lan9645x_mac_init(struct lan9645x *lan9645x);
+void lan9645x_mac_deinit(struct lan9645x *lan9645x);
+int lan9645x_mact_dsa_dump(struct lan9645x *lan9645x, int port,
+ dsa_fdb_dump_cb_t *cb, void *data);
+int lan9645x_mact_entry_del(struct lan9645x *lan9645x, int pgid,
+ const unsigned char *mac, u16 vid);
+int lan9645x_mact_entry_add(struct lan9645x *lan9645x, int pgid,
+ const unsigned char *mac, u16 vid);
+
#endif /* __LAN9645X_MAIN_H__ */
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 6/9] net: dsa: lan9645x: add vlan support
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add support for vlanaware bridge. We reserve vid 4095 for standalone
mode, to implement fdb-isolation. A vlan-unaware bridge uses vid 0.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- use SET register macros in vlan_hw_wr
- add vlan id bounds check to vlan_del
- return vlan_hw_wr timeout err on init
- move cpu vlan action after bounds check
Changes in v2:
- redesign based on selftests which rely on changing vlan_default_pvid.
Our HW limitations were too forward. Following Vladimirs changes to
ocelot VLAN implementation, we now dynamically change egress tag
configuration, allowing more states.
- selftests are passing, except an expected failure w.r.t ctag/stag
conformance, which is a hw limitation.
---
drivers/net/dsa/microchip/lan9645x/Makefile | 1 +
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 49 +++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 28 ++
drivers/net/dsa/microchip/lan9645x/lan9645x_port.c | 3 +
drivers/net/dsa/microchip/lan9645x/lan9645x_vlan.c | 378 +++++++++++++++++++++
5 files changed, 459 insertions(+)
diff --git a/drivers/net/dsa/microchip/lan9645x/Makefile b/drivers/net/dsa/microchip/lan9645x/Makefile
index 7cc0ae0ada40..e049114b3563 100644
--- a/drivers/net/dsa/microchip/lan9645x/Makefile
+++ b/drivers/net/dsa/microchip/lan9645x/Makefile
@@ -6,3 +6,4 @@ mchp-lan9645x-objs := \
lan9645x_npi.o \
lan9645x_phylink.o \
lan9645x_port.o \
+ lan9645x_vlan.o \
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
index e709396c2298..adbdf2007e9f 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -156,6 +156,9 @@ static int lan9645x_setup(struct dsa_switch *ds)
}
mutex_init(&lan9645x->fwd_domain_lock);
+ err = lan9645x_vlan_init(lan9645x);
+ if (err)
+ return err;
/* Link Aggregation Mode: NETDEV_LAG_HASH_L2 */
lan_wr(ANA_AGGR_CFG_AC_SMAC_ENA |
@@ -542,11 +545,52 @@ static void lan9645x_port_bridge_leave(struct dsa_switch *ds, int port,
lan9645x->bridge = NULL;
__lan9645x_port_set_host_flood(lan9645x, port);
+ lan9645x_vlan_set_hostmode(p);
lan9645x_update_fwd_mask(lan9645x);
mutex_unlock(&lan9645x->fwd_domain_lock);
}
+static int lan9645x_port_vlan_filtering(struct dsa_switch *ds, int port,
+ bool enabled,
+ struct netlink_ext_ack *extack)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+ p->vlan_aware = enabled;
+ lan9645x_vlan_port_apply(p);
+
+ return 0;
+}
+
+static int lan9645x_port_vlan_add(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+ bool pvid, untagged;
+
+ p = lan9645x_to_port(lan9645x, port);
+ pvid = !!(vlan->flags & BRIDGE_VLAN_INFO_PVID);
+ untagged = !!(vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED);
+
+ return lan9645x_vlan_port_add_vlan(p, vlan->vid, pvid, untagged,
+ extack);
+}
+
+static int lan9645x_port_vlan_del(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+ return lan9645x_vlan_port_del_vlan(p, vlan->vid);
+}
+
static const struct dsa_switch_ops lan9645x_switch_ops = {
.get_tag_protocol = lan9645x_get_tag_protocol,
@@ -569,6 +613,11 @@ static const struct dsa_switch_ops lan9645x_switch_ops = {
.port_bridge_leave = lan9645x_port_bridge_leave,
.port_stp_state_set = lan9645x_port_bridge_stp_state_set,
.port_set_host_flood = lan9645x_port_set_host_flood,
+
+ /* VLAN integration */
+ .port_vlan_filtering = lan9645x_port_vlan_filtering,
+ .port_vlan_add = lan9645x_port_vlan_add,
+ .port_vlan_del = lan9645x_port_vlan_del,
};
static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
index 22576bb8dd52..3c6996e150e4 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -7,6 +7,7 @@
#include <linux/dsa/lan9645x.h>
#include <linux/if_bridge.h>
+#include <linux/if_vlan.h>
#include <linux/regmap.h>
#include <net/dsa.h>
@@ -150,6 +151,17 @@ enum lan9645x_vlan_port_tag {
LAN9645X_TAG_ALL = 3,
};
+struct lan9645x_vlan {
+ u32 portmask: 10, /* ports 0-8 + CPU_PORT */
+ untagged: 9, /* ports 0-8 */
+ src_chk: 1,
+ mir: 1,
+ lrn_dis: 1,
+ prv_vlan: 1,
+ fld_dis: 1,
+ s_fwd_ena: 1;
+};
+
struct lan9645x {
struct device *dev;
struct dsa_switch *ds;
@@ -174,6 +186,9 @@ struct lan9645x {
u16 bridge_fwd_mask; /* Mask for forwarding bridged ports */
struct mutex fwd_domain_lock; /* lock forwarding configuration */
+ /* VLAN entries */
+ struct lan9645x_vlan vlans[VLAN_N_VID];
+
int num_port_dis;
bool dd_dis;
bool tsn_dis;
@@ -186,6 +201,9 @@ struct lan9645x_port {
u8 stp_state;
bool learn_ena;
+ bool vlan_aware;
+ u16 pvid;
+
bool rx_internal_delay;
bool tx_internal_delay;
};
@@ -349,4 +367,14 @@ void lan9645x_phylink_get_caps(struct lan9645x *lan9645x, int port,
struct phylink_config *c);
void lan9645x_phylink_port_down(struct lan9645x *lan9645x, int port);
+/* VLAN lan9645x_vlan.c */
+int lan9645x_vlan_init(struct lan9645x *lan9645x);
+u16 lan9645x_vlan_unaware_pvid(bool is_bridged);
+void lan9645x_vlan_port_apply(struct lan9645x_port *p);
+int lan9645x_vlan_port_add_vlan(struct lan9645x_port *p, u16 vid, bool pvid,
+ bool untagged,
+ struct netlink_ext_ack *extack);
+int lan9645x_vlan_port_del_vlan(struct lan9645x_port *p, u16 vid);
+void lan9645x_vlan_set_hostmode(struct lan9645x_port *p);
+
#endif /* __LAN9645X_MAIN_H__ */
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
index 394a20ee678f..661cd00465e2 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
@@ -189,5 +189,8 @@ int lan9645x_port_setup(struct dsa_switch *ds, int port)
ANA_PORT_CFG_PORTID_VAL,
lan9645x, ANA_PORT_CFG(p->chip_port));
+ if (p->chip_port != lan9645x->npi)
+ lan9645x_vlan_set_hostmode(p);
+
return 0;
}
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_vlan.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_vlan.c
new file mode 100644
index 000000000000..c38e918a881d
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_vlan.c
@@ -0,0 +1,378 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include "lan9645x_main.h"
+
+#define VLANACCESS_CMD_IDLE 0
+#define VLANACCESS_CMD_READ 1
+#define VLANACCESS_CMD_WRITE 2
+#define VLANACCESS_CMD_INIT 3
+
+struct lan9645x_vlan_port_info {
+ int untagged;
+ int tagged;
+ u16 untagged_vid;
+};
+
+/* Calculate VLAN state of a port, across all VLANS. */
+static void lan9645x_vlan_port_get_info(struct lan9645x *lan9645x, int port,
+ struct lan9645x_vlan_port_info *info)
+{
+ u16 vid;
+
+ info->untagged = 0;
+ info->tagged = 0;
+ info->untagged_vid = 0;
+
+ for (vid = 1; vid <= VLAN_MAX; vid++) {
+ struct lan9645x_vlan *v = &lan9645x->vlans[vid];
+
+ if (!(v->portmask & BIT(port)))
+ continue;
+
+ if (v->untagged & BIT(port)) {
+ info->untagged++;
+ info->untagged_vid = vid;
+ } else {
+ info->tagged++;
+ }
+
+ /* VLAN composition is invalid, so break early. */
+ if (info->untagged > 1 && info->tagged)
+ break;
+ }
+}
+
+static int lan9645x_vlan_wait_for_completion(struct lan9645x *lan9645x)
+{
+ u32 val;
+
+ return lan9645x_rd_poll_timeout(lan9645x, ANA_VLANACCESS, val,
+ ANA_VLANACCESS_VLAN_TBL_CMD_GET(val) ==
+ VLANACCESS_CMD_IDLE);
+}
+
+static int lan9645x_vlan_hw_wr(struct lan9645x *lan9645x, u16 vid)
+{
+ struct lan9645x_vlan *v = &lan9645x->vlans[vid];
+ bool cpu_dis = !(v->portmask & BIT(CPU_PORT));
+ u32 val;
+ int err;
+
+ val = ANA_VLANTIDX_VLAN_PGID_CPU_DIS_SET(cpu_dis) |
+ ANA_VLANTIDX_V_INDEX_SET(vid) |
+ ANA_VLANTIDX_VLAN_SEC_FWD_ENA_SET(v->s_fwd_ena) |
+ ANA_VLANTIDX_VLAN_FLOOD_DIS_SET(v->fld_dis) |
+ ANA_VLANTIDX_VLAN_PRIV_VLAN_SET(v->prv_vlan) |
+ ANA_VLANTIDX_VLAN_LEARN_DISABLED_SET(v->lrn_dis) |
+ ANA_VLANTIDX_VLAN_MIRROR_SET(v->mir) |
+ ANA_VLANTIDX_VLAN_SRC_CHK_SET(v->src_chk);
+
+ lan_wr(val, lan9645x, ANA_VLANTIDX);
+ lan_wr(ANA_VLAN_PORT_MASK_VLAN_PORT_MASK_SET(v->portmask),
+ lan9645x, ANA_VLAN_PORT_MASK);
+ lan_wr(ANA_VLANACCESS_VLAN_TBL_CMD_SET(VLANACCESS_CMD_WRITE),
+ lan9645x, ANA_VLANACCESS);
+
+ err = lan9645x_vlan_wait_for_completion(lan9645x);
+ if (err)
+ dev_err(lan9645x->dev, "Vlan set mask failed\n");
+
+ return err;
+}
+
+u16 lan9645x_vlan_unaware_pvid(bool is_bridged)
+{
+ return is_bridged ? UNAWARE_PVID : HOST_PVID;
+}
+
+static u16 lan9645x_vlan_port_get_pvid(struct lan9645x_port *port)
+{
+ bool is_bridged = lan9645x_port_is_bridged(port);
+
+ if (is_bridged && port->vlan_aware)
+ return port->pvid;
+ else
+ return lan9645x_vlan_unaware_pvid(is_bridged);
+}
+
+/* Dynamically choose the egress tagging mode based on the port vlan state:
+ *
+ * Standalone:
+ * TAG_NO_PVID_NO_UNAWARE with PORT_VID=HOST_PVID. This avoids leaking the
+ * internal HOST_PVID tag on ingress mirrored frames while leaving normal
+ * egress frames untagged.
+ *
+ * Bridged, VLAN-aware:
+ * - N untagged, 0 tagged: TAG_DISABLED
+ * - 1 untagged, N tagged: TAG_NO_PVID_NO_UNAWARE
+ * - 0 untagged, N tagged: TAG_ALL
+ *
+ * Bridged, VLAN-unaware:
+ * TAG_DISABLED
+ */
+static void
+lan9645x_vlan_port_apply_egress(struct lan9645x_port *p,
+ struct lan9645x_vlan_port_info *info)
+{
+ struct lan9645x *lan9645x = p->lan9645x;
+ enum lan9645x_vlan_port_tag tag_cfg;
+ u16 port_vid = UNAWARE_PVID;
+
+ if (!lan9645x_port_is_bridged(p)) {
+ tag_cfg = LAN9645X_TAG_NO_PVID_NO_UNAWARE;
+ port_vid = HOST_PVID;
+ } else if (p->vlan_aware) {
+ struct lan9645x_vlan_port_info _info;
+
+ if (!info) {
+ lan9645x_vlan_port_get_info(lan9645x, p->chip_port,
+ &_info);
+ info = &_info;
+ }
+
+ if (info->untagged == 1 && info->tagged) {
+ tag_cfg = LAN9645X_TAG_NO_PVID_NO_UNAWARE;
+ port_vid = info->untagged_vid;
+ } else if (info->untagged) {
+ tag_cfg = LAN9645X_TAG_DISABLED;
+ } else {
+ tag_cfg = LAN9645X_TAG_ALL;
+ }
+ } else {
+ tag_cfg = LAN9645X_TAG_DISABLED;
+ }
+
+ /* TAG_TPID_CFG encoding:
+ *
+ * 0: Use 0x8100.
+ * 1: Use 0x88A8.
+ * 2: Use custom value from PORT_VLAN_CFG.PORT_TPID.
+ * 3: Use PORT_VLAN_CFG.PORT_TPID, unless ingress tag was a C-tag
+ * (EtherType = 0x8100)
+ *
+ * Use 3 and PORT_VLAN_CFG.PORT_TPID=0x88a8 to ensure stags are not
+ * rewritten to ctags on egress.
+ */
+ lan_rmw(REW_TAG_CFG_TAG_TPID_CFG_SET(3) |
+ REW_TAG_CFG_TAG_CFG_SET(tag_cfg),
+ REW_TAG_CFG_TAG_TPID_CFG |
+ REW_TAG_CFG_TAG_CFG,
+ lan9645x, REW_TAG_CFG(p->chip_port));
+
+ lan_rmw(REW_PORT_VLAN_CFG_PORT_TPID_SET(ETH_P_8021AD) |
+ REW_PORT_VLAN_CFG_PORT_VID_SET(port_vid),
+ REW_PORT_VLAN_CFG_PORT_TPID |
+ REW_PORT_VLAN_CFG_PORT_VID,
+ lan9645x, REW_PORT_VLAN_CFG(p->chip_port));
+}
+
+static void lan9645x_vlan_port_apply_ingress(struct lan9645x_port *p)
+{
+ struct lan9645x *lan9645x = p->lan9645x;
+ u16 pvid;
+ u32 val;
+
+ pvid = lan9645x_vlan_port_get_pvid(p);
+
+ /* Default vlan to classify for untagged frames (may be zero) */
+ val = ANA_VLAN_CFG_VLAN_VID_SET(pvid);
+ if (p->vlan_aware)
+ val |= ANA_VLAN_CFG_VLAN_AWARE_ENA_SET(1) |
+ ANA_VLAN_CFG_VLAN_POP_CNT_SET(1);
+
+ lan_rmw(val,
+ ANA_VLAN_CFG_VLAN_VID |
+ ANA_VLAN_CFG_VLAN_AWARE_ENA |
+ ANA_VLAN_CFG_VLAN_POP_CNT,
+ lan9645x, ANA_VLAN_CFG(p->chip_port));
+
+ /* Drop frames with multicast source address */
+ val = ANA_DROP_CFG_DROP_MC_SMAC_ENA_SET(1);
+ if (p->vlan_aware && !pvid)
+ /* If port is vlan-aware and tagged, drop untagged and priority
+ * tagged frames.
+ */
+ val |= ANA_DROP_CFG_DROP_UNTAGGED_ENA_SET(1) |
+ ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA_SET(1) |
+ ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA_SET(1);
+
+ lan_wr(val, lan9645x, ANA_DROP_CFG(p->chip_port));
+}
+
+void lan9645x_vlan_port_apply(struct lan9645x_port *p)
+{
+ lan9645x_vlan_port_apply_ingress(p);
+ lan9645x_vlan_port_apply_egress(p, NULL);
+}
+
+static struct lan9645x_vlan *lan9645x_vlan_port_modify(struct lan9645x_port *p,
+ u16 vid, bool pvid,
+ bool untagged)
+{
+ struct lan9645x_vlan *v = &p->lan9645x->vlans[vid];
+
+ if (untagged)
+ v->untagged |= BIT(p->chip_port);
+ else
+ v->untagged &= ~BIT(p->chip_port);
+
+ if (pvid)
+ p->pvid = vid;
+ else if (p->pvid == vid)
+ p->pvid = 0;
+
+ return v;
+}
+
+static int lan9645x_vlan_cpu_add(struct lan9645x_port *p, u16 vid, bool pvid,
+ bool untagged)
+{
+ struct lan9645x_vlan *v;
+
+ v = lan9645x_vlan_port_modify(p, vid, pvid, untagged);
+ v->portmask |= BIT(CPU_PORT) | BIT(p->chip_port);
+ lan9645x_vlan_hw_wr(p->lan9645x, vid);
+ lan9645x_vlan_port_apply_ingress(p);
+
+ return 0;
+}
+
+int lan9645x_vlan_port_add_vlan(struct lan9645x_port *p, u16 vid, bool pvid,
+ bool untagged, struct netlink_ext_ack *extack)
+{
+ struct lan9645x *lan9645x = p->lan9645x;
+ struct lan9645x_vlan_port_info info;
+ struct lan9645x_vlan old_vlan;
+ struct lan9645x_vlan *v;
+ u16 old_pvid;
+
+ /* Kernel VLAN core adds vid 0, which collides with our UNAWARE_PVID.
+ * We handle priority tagged frames by other means.
+ */
+ if (!vid)
+ return 0;
+
+ if (vid > VLAN_MAX) {
+ NL_SET_ERR_MSG_MOD(extack, "VLAN range 4094-4095 reserved.");
+ return -EBUSY;
+ }
+
+ if (p->chip_port == lan9645x->npi)
+ return lan9645x_vlan_cpu_add(p, vid, pvid, untagged);
+
+ old_vlan = lan9645x->vlans[vid];
+ old_pvid = p->pvid;
+
+ v = lan9645x_vlan_port_modify(p, vid, pvid, untagged);
+ v->portmask |= BIT(p->chip_port);
+
+ lan9645x_vlan_port_get_info(lan9645x, p->chip_port, &info);
+
+ if (info.untagged > 1 && info.tagged) {
+ *v = old_vlan;
+ p->pvid = old_pvid;
+ NL_SET_ERR_MSG_MOD(extack, "Only support 1 untagged port VLAN");
+ return -EBUSY;
+ }
+
+ lan9645x_vlan_hw_wr(lan9645x, vid);
+ lan9645x_vlan_port_apply_ingress(p);
+ lan9645x_vlan_port_apply_egress(p, &info);
+
+ return 0;
+}
+
+static int lan9645x_vlan_cpu_del(struct lan9645x_port *p, u16 vid)
+{
+ struct lan9645x_vlan *v;
+
+ v = lan9645x_vlan_port_modify(p, vid, false, false);
+ v->portmask &= ~BIT(CPU_PORT) & ~BIT(p->chip_port);
+ lan9645x_vlan_hw_wr(p->lan9645x, vid);
+ lan9645x_vlan_port_apply_ingress(p);
+
+ return 0;
+}
+
+int lan9645x_vlan_port_del_vlan(struct lan9645x_port *p, u16 vid)
+{
+ struct lan9645x *lan9645x = p->lan9645x;
+ struct lan9645x_vlan *v;
+
+ if (!vid)
+ return 0;
+
+ if (vid > VLAN_MAX)
+ return -EBUSY;
+
+ if (p->chip_port == lan9645x->npi)
+ return lan9645x_vlan_cpu_del(p, vid);
+
+ v = lan9645x_vlan_port_modify(p, vid, false, false);
+ v->portmask &= ~BIT(p->chip_port);
+ lan9645x_vlan_hw_wr(lan9645x, vid);
+ lan9645x_vlan_port_apply(p);
+
+ return 0;
+}
+
+void lan9645x_vlan_set_hostmode(struct lan9645x_port *p)
+{
+ p->vlan_aware = false;
+ lan9645x_vlan_port_apply(p);
+}
+
+int lan9645x_vlan_init(struct lan9645x *lan9645x)
+{
+ u32 all_phys_ports, all_ports;
+ u16 port, vid;
+ int err;
+
+ all_phys_ports = GENMASK(lan9645x->num_phys_ports - 1, 0);
+ all_ports = all_phys_ports | BIT(CPU_PORT);
+
+ /* Clear VLAN table, by default all ports are members of all VLANS */
+ lan_wr(ANA_VLANACCESS_VLAN_TBL_CMD_SET(VLANACCESS_CMD_INIT),
+ lan9645x, ANA_VLANACCESS);
+
+ err = lan9645x_vlan_wait_for_completion(lan9645x);
+ if (err) {
+ dev_err(lan9645x->dev, "Vlan clear table failed\n");
+ return err;
+ }
+
+ for (vid = 1; vid < VLAN_N_VID; vid++) {
+ err = lan9645x_vlan_hw_wr(lan9645x, vid);
+ if (err)
+ return err;
+ }
+
+ /* Set all the ports + cpu to be part of HOST_PVID and UNAWARE_PVID */
+ lan9645x->vlans[HOST_PVID].portmask = all_ports;
+ err = lan9645x_vlan_hw_wr(lan9645x, HOST_PVID);
+ if (err)
+ return err;
+
+ lan9645x->vlans[UNAWARE_PVID].portmask = all_ports;
+ err = lan9645x_vlan_hw_wr(lan9645x, UNAWARE_PVID);
+ if (err)
+ return err;
+
+ /* Configure the CPU port to be vlan aware */
+ lan_wr(ANA_VLAN_CFG_VLAN_VID_SET(UNAWARE_PVID) |
+ ANA_VLAN_CFG_VLAN_AWARE_ENA_SET(1) |
+ ANA_VLAN_CFG_VLAN_POP_CNT_SET(1),
+ lan9645x, ANA_VLAN_CFG(CPU_PORT));
+
+ /* Set vlan ingress filter mask to all ports */
+ lan_wr(all_ports, lan9645x, ANA_VLANMASK);
+
+ for (port = 0; port < lan9645x->num_phys_ports; port++) {
+ lan_wr(0, lan9645x, REW_PORT_VLAN_CFG(port));
+ lan_wr(0, lan9645x, REW_TAG_CFG(port));
+ }
+
+ return 0;
+}
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 3/9] net: dsa: lan9645x: add autogenerated register macros
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add autogenerated register macros and update MAINTAINERS file. The
register macros are generated using the same tool we use for lan966x,
sparx5 and lan969x.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- No changes
Changes in v2:
- Add cpuq registers
---
MAINTAINERS | 1 +
drivers/net/dsa/microchip/lan9645x/lan9645x_regs.h | 1915 ++++++++++++++++++++
2 files changed, 1916 insertions(+)
diff --git a/MAINTAINERS b/MAINTAINERS
index eeb67eed905c..ab660943fcb1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17284,6 +17284,7 @@ M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/net/dsa/microchip,lan96455s-switch.yaml
+F: drivers/net/dsa/microchip/lan9645x/*
F: include/linux/dsa/lan9645x.h
F: net/dsa/tag_lan9645x.c
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_regs.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_regs.h
new file mode 100644
index 000000000000..2353478a7520
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_regs.h
@@ -0,0 +1,1915 @@
+/* SPDX-License-Identifier: GPL-2.0+
+ *
+ * Copyright (c) 2026 Microchip Technology Inc.
+ */
+
+/* This file is autogenerated by cml-utils 2026-03-16 11:57:35 +0100.
+ * Commit ID: dfbf5970b36c4f047cfac4f0ca6049d276354bd7
+ */
+
+#ifndef _LAN9645X_REGS_H_
+#define _LAN9645X_REGS_H_
+
+#include <linux/bitfield.h>
+#include <linux/types.h>
+#include <linux/bug.h>
+
+enum lan9645x_target {
+ TARGET_AFI = 0,
+ TARGET_ANA = 1,
+ TARGET_CHIP_TOP = 2,
+ TARGET_DEV = 5,
+ TARGET_GCB = 16,
+ TARGET_HSIO = 17,
+ TARGET_QS = 26,
+ TARGET_QSYS = 27,
+ TARGET_REW = 28,
+ TARGET_SYS = 29,
+ NUM_TARGETS = 38
+};
+
+#define __REG(...) __VA_ARGS__
+
+/* AFI:PORT_TBL:PORT_FRM_OUT */
+#define AFI_PORT_FRM_OUT(g) __REG(TARGET_AFI,\
+ 0, 1, 6272, g, 11, 8, 0, 0, 1, 4)
+
+#define AFI_PORT_FRM_OUT_FRM_OUT_CNT GENMASK(26, 16)
+#define AFI_PORT_FRM_OUT_FRM_OUT_CNT_SET(x)\
+ FIELD_PREP(AFI_PORT_FRM_OUT_FRM_OUT_CNT, x)
+#define AFI_PORT_FRM_OUT_FRM_OUT_CNT_GET(x)\
+ FIELD_GET(AFI_PORT_FRM_OUT_FRM_OUT_CNT, x)
+
+/* AFI:PORT_TBL:PORT_CFG */
+#define AFI_PORT_CFG(g) __REG(TARGET_AFI,\
+ 0, 1, 6272, g, 11, 8, 4, 0, 1, 4)
+
+#define AFI_PORT_CFG_FRM_OUT_MAX GENMASK(9, 0)
+#define AFI_PORT_CFG_FRM_OUT_MAX_SET(x)\
+ FIELD_PREP(AFI_PORT_CFG_FRM_OUT_MAX, x)
+#define AFI_PORT_CFG_FRM_OUT_MAX_GET(x)\
+ FIELD_GET(AFI_PORT_CFG_FRM_OUT_MAX, x)
+
+#define AFI_PORT_CFG_FC_SKIP_TTI_INJ BIT(16)
+#define AFI_PORT_CFG_FC_SKIP_TTI_INJ_SET(x)\
+ FIELD_PREP(AFI_PORT_CFG_FC_SKIP_TTI_INJ, x)
+#define AFI_PORT_CFG_FC_SKIP_TTI_INJ_GET(x)\
+ FIELD_GET(AFI_PORT_CFG_FC_SKIP_TTI_INJ, x)
+
+/* ANA:ANA:ADVLEARN */
+#define ANA_ADVLEARN __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 0, 0, 1, 4)
+
+#define ANA_ADVLEARN_VLAN_CHK BIT(0)
+#define ANA_ADVLEARN_VLAN_CHK_SET(x)\
+ FIELD_PREP(ANA_ADVLEARN_VLAN_CHK, x)
+#define ANA_ADVLEARN_VLAN_CHK_GET(x)\
+ FIELD_GET(ANA_ADVLEARN_VLAN_CHK, x)
+
+/* ANA:ANA:VLANMASK */
+#define ANA_VLANMASK __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 8, 0, 1, 4)
+
+#define ANA_VLANMASK_VLANMASK GENMASK(9, 0)
+#define ANA_VLANMASK_VLANMASK_SET(x)\
+ FIELD_PREP(ANA_VLANMASK_VLANMASK, x)
+#define ANA_VLANMASK_VLANMASK_GET(x)\
+ FIELD_GET(ANA_VLANMASK_VLANMASK, x)
+
+/* ANA:ANA:ANAGEFIL */
+#define ANA_ANAGEFIL __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 12, 0, 1, 4)
+
+#define ANA_ANAGEFIL_AGE_LOCKED BIT(20)
+#define ANA_ANAGEFIL_AGE_LOCKED_SET(x)\
+ FIELD_PREP(ANA_ANAGEFIL_AGE_LOCKED, x)
+#define ANA_ANAGEFIL_AGE_LOCKED_GET(x)\
+ FIELD_GET(ANA_ANAGEFIL_AGE_LOCKED, x)
+
+#define ANA_ANAGEFIL_PID_EN BIT(19)
+#define ANA_ANAGEFIL_PID_EN_SET(x)\
+ FIELD_PREP(ANA_ANAGEFIL_PID_EN, x)
+#define ANA_ANAGEFIL_PID_EN_GET(x)\
+ FIELD_GET(ANA_ANAGEFIL_PID_EN, x)
+
+#define ANA_ANAGEFIL_PID_VAL GENMASK(18, 14)
+#define ANA_ANAGEFIL_PID_VAL_SET(x)\
+ FIELD_PREP(ANA_ANAGEFIL_PID_VAL, x)
+#define ANA_ANAGEFIL_PID_VAL_GET(x)\
+ FIELD_GET(ANA_ANAGEFIL_PID_VAL, x)
+
+#define ANA_ANAGEFIL_VID_EN BIT(13)
+#define ANA_ANAGEFIL_VID_EN_SET(x)\
+ FIELD_PREP(ANA_ANAGEFIL_VID_EN, x)
+#define ANA_ANAGEFIL_VID_EN_GET(x)\
+ FIELD_GET(ANA_ANAGEFIL_VID_EN, x)
+
+#define ANA_ANAGEFIL_VID_VAL GENMASK(12, 0)
+#define ANA_ANAGEFIL_VID_VAL_SET(x)\
+ FIELD_PREP(ANA_ANAGEFIL_VID_VAL, x)
+#define ANA_ANAGEFIL_VID_VAL_GET(x)\
+ FIELD_GET(ANA_ANAGEFIL_VID_VAL, x)
+
+/* ANA:ANA:AUTOAGE */
+#define ANA_AUTOAGE __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 44, 0, 1, 4)
+
+#define ANA_AUTOAGE_AGE_FAST BIT(21)
+#define ANA_AUTOAGE_AGE_FAST_SET(x)\
+ FIELD_PREP(ANA_AUTOAGE_AGE_FAST, x)
+#define ANA_AUTOAGE_AGE_FAST_GET(x)\
+ FIELD_GET(ANA_AUTOAGE_AGE_FAST, x)
+
+#define ANA_AUTOAGE_AGE_PERIOD GENMASK(20, 1)
+#define ANA_AUTOAGE_AGE_PERIOD_SET(x)\
+ FIELD_PREP(ANA_AUTOAGE_AGE_PERIOD, x)
+#define ANA_AUTOAGE_AGE_PERIOD_GET(x)\
+ FIELD_GET(ANA_AUTOAGE_AGE_PERIOD, x)
+
+#define ANA_AUTOAGE_AUTOAGE_LOCKED BIT(0)
+#define ANA_AUTOAGE_AUTOAGE_LOCKED_SET(x)\
+ FIELD_PREP(ANA_AUTOAGE_AUTOAGE_LOCKED, x)
+#define ANA_AUTOAGE_AUTOAGE_LOCKED_GET(x)\
+ FIELD_GET(ANA_AUTOAGE_AUTOAGE_LOCKED, x)
+
+/* ANA:ANA:FLOODING */
+#define ANA_FLOODING(r) __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 68, r, 8, 4)
+
+#define ANA_FLOODING_FLD_UNICAST GENMASK(17, 12)
+#define ANA_FLOODING_FLD_UNICAST_SET(x)\
+ FIELD_PREP(ANA_FLOODING_FLD_UNICAST, x)
+#define ANA_FLOODING_FLD_UNICAST_GET(x)\
+ FIELD_GET(ANA_FLOODING_FLD_UNICAST, x)
+
+#define ANA_FLOODING_FLD_BROADCAST GENMASK(11, 6)
+#define ANA_FLOODING_FLD_BROADCAST_SET(x)\
+ FIELD_PREP(ANA_FLOODING_FLD_BROADCAST, x)
+#define ANA_FLOODING_FLD_BROADCAST_GET(x)\
+ FIELD_GET(ANA_FLOODING_FLD_BROADCAST, x)
+
+#define ANA_FLOODING_FLD_MULTICAST GENMASK(5, 0)
+#define ANA_FLOODING_FLD_MULTICAST_SET(x)\
+ FIELD_PREP(ANA_FLOODING_FLD_MULTICAST, x)
+#define ANA_FLOODING_FLD_MULTICAST_GET(x)\
+ FIELD_GET(ANA_FLOODING_FLD_MULTICAST, x)
+
+/* ANA:ANA:FLOODING_IPMC */
+#define ANA_FLOODING_IPMC __REG(TARGET_ANA,\
+ 0, 1, 27136, 0, 1, 284, 100, 0, 1, 4)
+
+#define ANA_FLOODING_IPMC_FLD_MC4_CTRL GENMASK(23, 18)
+#define ANA_FLOODING_IPMC_FLD_MC4_CTRL_SET(x)\
+ FIELD_PREP(ANA_FLOODING_IPMC_FLD_MC4_CTRL, x)
+#define ANA_FLOODING_IPMC_FLD_MC4_CTRL_GET(x)\
+ FIELD_GET(ANA_FLOODING_IPMC_FLD_MC4_CTRL, x)
+
+#define ANA_FLOODING_IPMC_FLD_MC4_DATA GENMASK(17, 12)
+#define ANA_FLOODING_IPMC_FLD_MC4_DATA_SET(x)\
+ FIELD_PREP(ANA_FLOODING_IPMC_FLD_MC4_DATA, x)
+#define ANA_FLOODING_IPMC_FLD_MC4_DATA_GET(x)\
+ FIELD_GET(ANA_FLOODING_IPMC_FLD_MC4_DATA, x)
+
+#define ANA_FLOODING_IPMC_FLD_MC6_CTRL GENMASK(11, 6)
+#define ANA_FLOODING_IPMC_FLD_MC6_CTRL_SET(x)\
+ FIELD_PREP(ANA_FLOODING_IPMC_FLD_MC6_CTRL, x)
+#define ANA_FLOODING_IPMC_FLD_MC6_CTRL_GET(x)\
+ FIELD_GET(ANA_FLOODING_IPMC_FLD_MC6_CTRL, x)
+
+#define ANA_FLOODING_IPMC_FLD_MC6_DATA GENMASK(5, 0)
+#define ANA_FLOODING_IPMC_FLD_MC6_DATA_SET(x)\
+ FIELD_PREP(ANA_FLOODING_IPMC_FLD_MC6_DATA, x)
+#define ANA_FLOODING_IPMC_FLD_MC6_DATA_GET(x)\
+ FIELD_GET(ANA_FLOODING_IPMC_FLD_MC6_DATA, x)
+
+/* ANA:PGID:PGID */
+#define ANA_PGID(g) __REG(TARGET_ANA,\
+ 0, 1, 27648, g, 90, 8, 0, 0, 1, 4)
+
+#define ANA_PGID_PGID GENMASK(9, 0)
+#define ANA_PGID_PGID_SET(x)\
+ FIELD_PREP(ANA_PGID_PGID, x)
+#define ANA_PGID_PGID_GET(x)\
+ FIELD_GET(ANA_PGID_PGID, x)
+
+/* ANA:PGID:PGID_CFG */
+#define ANA_PGID_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 27648, g, 90, 8, 4, 0, 1, 4)
+
+#define ANA_PGID_CFG_SAN_ENA BIT(4)
+#define ANA_PGID_CFG_SAN_ENA_SET(x)\
+ FIELD_PREP(ANA_PGID_CFG_SAN_ENA, x)
+#define ANA_PGID_CFG_SAN_ENA_GET(x)\
+ FIELD_GET(ANA_PGID_CFG_SAN_ENA, x)
+
+#define ANA_PGID_CFG_CPUQ_DST_PGID GENMASK(3, 1)
+#define ANA_PGID_CFG_CPUQ_DST_PGID_SET(x)\
+ FIELD_PREP(ANA_PGID_CFG_CPUQ_DST_PGID, x)
+#define ANA_PGID_CFG_CPUQ_DST_PGID_GET(x)\
+ FIELD_GET(ANA_PGID_CFG_CPUQ_DST_PGID, x)
+
+#define ANA_PGID_CFG_OBEY_VLAN BIT(0)
+#define ANA_PGID_CFG_OBEY_VLAN_SET(x)\
+ FIELD_PREP(ANA_PGID_CFG_OBEY_VLAN, x)
+#define ANA_PGID_CFG_OBEY_VLAN_GET(x)\
+ FIELD_GET(ANA_PGID_CFG_OBEY_VLAN, x)
+
+/* ANA:ANA_TABLES:MACHDATA */
+#define ANA_MACHDATA __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 44, 0, 1, 4)
+
+#define ANA_MACHDATA_VID GENMASK(28, 16)
+#define ANA_MACHDATA_VID_SET(x)\
+ FIELD_PREP(ANA_MACHDATA_VID, x)
+#define ANA_MACHDATA_VID_GET(x)\
+ FIELD_GET(ANA_MACHDATA_VID, x)
+
+#define ANA_MACHDATA_MACHDATA GENMASK(15, 0)
+#define ANA_MACHDATA_MACHDATA_SET(x)\
+ FIELD_PREP(ANA_MACHDATA_MACHDATA, x)
+#define ANA_MACHDATA_MACHDATA_GET(x)\
+ FIELD_GET(ANA_MACHDATA_MACHDATA, x)
+
+/* ANA:ANA_TABLES:MACLDATA */
+#define ANA_MACLDATA __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 48, 0, 1, 4)
+
+/* ANA:ANA_TABLES:MACACCESS */
+#define ANA_MACACCESS __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 52, 0, 1, 4)
+
+#define ANA_MACACCESS_CHANGE2SW BIT(17)
+#define ANA_MACACCESS_CHANGE2SW_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_CHANGE2SW, x)
+#define ANA_MACACCESS_CHANGE2SW_GET(x)\
+ FIELD_GET(ANA_MACACCESS_CHANGE2SW, x)
+
+#define ANA_MACACCESS_MAC_CPU_COPY BIT(16)
+#define ANA_MACACCESS_MAC_CPU_COPY_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_MAC_CPU_COPY, x)
+#define ANA_MACACCESS_MAC_CPU_COPY_GET(x)\
+ FIELD_GET(ANA_MACACCESS_MAC_CPU_COPY, x)
+
+#define ANA_MACACCESS_SRC_KILL BIT(15)
+#define ANA_MACACCESS_SRC_KILL_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_SRC_KILL, x)
+#define ANA_MACACCESS_SRC_KILL_GET(x)\
+ FIELD_GET(ANA_MACACCESS_SRC_KILL, x)
+
+#define ANA_MACACCESS_IGNORE_VLAN BIT(14)
+#define ANA_MACACCESS_IGNORE_VLAN_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_IGNORE_VLAN, x)
+#define ANA_MACACCESS_IGNORE_VLAN_GET(x)\
+ FIELD_GET(ANA_MACACCESS_IGNORE_VLAN, x)
+
+#define ANA_MACACCESS_AGED_FLAG BIT(13)
+#define ANA_MACACCESS_AGED_FLAG_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_AGED_FLAG, x)
+#define ANA_MACACCESS_AGED_FLAG_GET(x)\
+ FIELD_GET(ANA_MACACCESS_AGED_FLAG, x)
+
+#define ANA_MACACCESS_VALID BIT(12)
+#define ANA_MACACCESS_VALID_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_VALID, x)
+#define ANA_MACACCESS_VALID_GET(x)\
+ FIELD_GET(ANA_MACACCESS_VALID, x)
+
+#define ANA_MACACCESS_ENTRYTYPE GENMASK(11, 10)
+#define ANA_MACACCESS_ENTRYTYPE_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_ENTRYTYPE, x)
+#define ANA_MACACCESS_ENTRYTYPE_GET(x)\
+ FIELD_GET(ANA_MACACCESS_ENTRYTYPE, x)
+
+#define ANA_MACACCESS_DEST_IDX GENMASK(9, 4)
+#define ANA_MACACCESS_DEST_IDX_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_DEST_IDX, x)
+#define ANA_MACACCESS_DEST_IDX_GET(x)\
+ FIELD_GET(ANA_MACACCESS_DEST_IDX, x)
+
+#define ANA_MACACCESS_MAC_TABLE_CMD GENMASK(3, 0)
+#define ANA_MACACCESS_MAC_TABLE_CMD_SET(x)\
+ FIELD_PREP(ANA_MACACCESS_MAC_TABLE_CMD, x)
+#define ANA_MACACCESS_MAC_TABLE_CMD_GET(x)\
+ FIELD_GET(ANA_MACACCESS_MAC_TABLE_CMD, x)
+
+/* ANA:ANA_TABLES:MACTINDX */
+#define ANA_MACTINDX __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 56, 0, 1, 4)
+
+#define ANA_MACTINDX_BUCKET GENMASK(12, 11)
+#define ANA_MACTINDX_BUCKET_SET(x)\
+ FIELD_PREP(ANA_MACTINDX_BUCKET, x)
+#define ANA_MACTINDX_BUCKET_GET(x)\
+ FIELD_GET(ANA_MACTINDX_BUCKET, x)
+
+#define ANA_MACTINDX_M_INDEX GENMASK(10, 0)
+#define ANA_MACTINDX_M_INDEX_SET(x)\
+ FIELD_PREP(ANA_MACTINDX_M_INDEX, x)
+#define ANA_MACTINDX_M_INDEX_GET(x)\
+ FIELD_GET(ANA_MACTINDX_M_INDEX, x)
+
+/* ANA:ANA_TABLES:VLAN_PORT_MASK */
+#define ANA_VLAN_PORT_MASK __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 60, 0, 1, 4)
+
+#define ANA_VLAN_PORT_MASK_VLAN_PORT_MASK GENMASK(9, 0)
+#define ANA_VLAN_PORT_MASK_VLAN_PORT_MASK_SET(x)\
+ FIELD_PREP(ANA_VLAN_PORT_MASK_VLAN_PORT_MASK, x)
+#define ANA_VLAN_PORT_MASK_VLAN_PORT_MASK_GET(x)\
+ FIELD_GET(ANA_VLAN_PORT_MASK_VLAN_PORT_MASK, x)
+
+/* ANA:ANA_TABLES:VLANACCESS */
+#define ANA_VLANACCESS __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 64, 0, 1, 4)
+
+#define ANA_VLANACCESS_VLAN_TBL_CMD GENMASK(1, 0)
+#define ANA_VLANACCESS_VLAN_TBL_CMD_SET(x)\
+ FIELD_PREP(ANA_VLANACCESS_VLAN_TBL_CMD, x)
+#define ANA_VLANACCESS_VLAN_TBL_CMD_GET(x)\
+ FIELD_GET(ANA_VLANACCESS_VLAN_TBL_CMD, x)
+
+/* ANA:ANA_TABLES:VLANTIDX */
+#define ANA_VLANTIDX __REG(TARGET_ANA,\
+ 0, 1, 23680, 0, 1, 128, 68, 0, 1, 4)
+
+#define ANA_VLANTIDX_VLAN_PGID_CPU_DIS BIT(18)
+#define ANA_VLANTIDX_VLAN_PGID_CPU_DIS_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_PGID_CPU_DIS, x)
+#define ANA_VLANTIDX_VLAN_PGID_CPU_DIS_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_PGID_CPU_DIS, x)
+
+#define ANA_VLANTIDX_VLAN_SEC_FWD_ENA BIT(17)
+#define ANA_VLANTIDX_VLAN_SEC_FWD_ENA_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_SEC_FWD_ENA, x)
+#define ANA_VLANTIDX_VLAN_SEC_FWD_ENA_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_SEC_FWD_ENA, x)
+
+#define ANA_VLANTIDX_VLAN_FLOOD_DIS BIT(16)
+#define ANA_VLANTIDX_VLAN_FLOOD_DIS_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_FLOOD_DIS, x)
+#define ANA_VLANTIDX_VLAN_FLOOD_DIS_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_FLOOD_DIS, x)
+
+#define ANA_VLANTIDX_VLAN_PRIV_VLAN BIT(15)
+#define ANA_VLANTIDX_VLAN_PRIV_VLAN_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_PRIV_VLAN, x)
+#define ANA_VLANTIDX_VLAN_PRIV_VLAN_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_PRIV_VLAN, x)
+
+#define ANA_VLANTIDX_VLAN_LEARN_DISABLED BIT(14)
+#define ANA_VLANTIDX_VLAN_LEARN_DISABLED_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_LEARN_DISABLED, x)
+#define ANA_VLANTIDX_VLAN_LEARN_DISABLED_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_LEARN_DISABLED, x)
+
+#define ANA_VLANTIDX_VLAN_MIRROR BIT(13)
+#define ANA_VLANTIDX_VLAN_MIRROR_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_MIRROR, x)
+#define ANA_VLANTIDX_VLAN_MIRROR_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_MIRROR, x)
+
+#define ANA_VLANTIDX_VLAN_SRC_CHK BIT(12)
+#define ANA_VLANTIDX_VLAN_SRC_CHK_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_VLAN_SRC_CHK, x)
+#define ANA_VLANTIDX_VLAN_SRC_CHK_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_VLAN_SRC_CHK, x)
+
+#define ANA_VLANTIDX_V_INDEX GENMASK(11, 0)
+#define ANA_VLANTIDX_V_INDEX_SET(x)\
+ FIELD_PREP(ANA_VLANTIDX_V_INDEX, x)
+#define ANA_VLANTIDX_V_INDEX_GET(x)\
+ FIELD_GET(ANA_VLANTIDX_V_INDEX, x)
+
+/* ANA:PORT:VLAN_CFG */
+#define ANA_VLAN_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 24576, g, 10, 256, 0, 0, 1, 4)
+
+#define ANA_VLAN_CFG_VLAN_PFC_ENA BIT(21)
+#define ANA_VLAN_CFG_VLAN_PFC_ENA_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_PFC_ENA, x)
+#define ANA_VLAN_CFG_VLAN_PFC_ENA_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_PFC_ENA, x)
+
+#define ANA_VLAN_CFG_VLAN_AWARE_ENA BIT(20)
+#define ANA_VLAN_CFG_VLAN_AWARE_ENA_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_AWARE_ENA, x)
+#define ANA_VLAN_CFG_VLAN_AWARE_ENA_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_AWARE_ENA, x)
+
+#define ANA_VLAN_CFG_VLAN_POP_CNT GENMASK(19, 18)
+#define ANA_VLAN_CFG_VLAN_POP_CNT_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_POP_CNT, x)
+#define ANA_VLAN_CFG_VLAN_POP_CNT_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_POP_CNT, x)
+
+#define ANA_VLAN_CFG_VLAN_INNER_TAG_ENA BIT(17)
+#define ANA_VLAN_CFG_VLAN_INNER_TAG_ENA_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_INNER_TAG_ENA, x)
+#define ANA_VLAN_CFG_VLAN_INNER_TAG_ENA_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_INNER_TAG_ENA, x)
+
+#define ANA_VLAN_CFG_VLAN_TAG_TYPE BIT(16)
+#define ANA_VLAN_CFG_VLAN_TAG_TYPE_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_TAG_TYPE, x)
+#define ANA_VLAN_CFG_VLAN_TAG_TYPE_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_TAG_TYPE, x)
+
+#define ANA_VLAN_CFG_VLAN_PCP GENMASK(15, 13)
+#define ANA_VLAN_CFG_VLAN_PCP_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_PCP, x)
+#define ANA_VLAN_CFG_VLAN_PCP_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_PCP, x)
+
+#define ANA_VLAN_CFG_VLAN_DEI BIT(12)
+#define ANA_VLAN_CFG_VLAN_DEI_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_DEI, x)
+#define ANA_VLAN_CFG_VLAN_DEI_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_DEI, x)
+
+#define ANA_VLAN_CFG_VLAN_VID GENMASK(11, 0)
+#define ANA_VLAN_CFG_VLAN_VID_SET(x)\
+ FIELD_PREP(ANA_VLAN_CFG_VLAN_VID, x)
+#define ANA_VLAN_CFG_VLAN_VID_GET(x)\
+ FIELD_GET(ANA_VLAN_CFG_VLAN_VID, x)
+
+/* ANA:PORT:DROP_CFG */
+#define ANA_DROP_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 24576, g, 10, 256, 4, 0, 1, 4)
+
+#define ANA_DROP_CFG_DROP_UNTAGGED_ENA BIT(6)
+#define ANA_DROP_CFG_DROP_UNTAGGED_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_UNTAGGED_ENA, x)
+#define ANA_DROP_CFG_DROP_UNTAGGED_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_UNTAGGED_ENA, x)
+
+#define ANA_DROP_CFG_DROP_S_TAGGED_ENA BIT(5)
+#define ANA_DROP_CFG_DROP_S_TAGGED_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_S_TAGGED_ENA, x)
+#define ANA_DROP_CFG_DROP_S_TAGGED_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_S_TAGGED_ENA, x)
+
+#define ANA_DROP_CFG_DROP_C_TAGGED_ENA BIT(4)
+#define ANA_DROP_CFG_DROP_C_TAGGED_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_C_TAGGED_ENA, x)
+#define ANA_DROP_CFG_DROP_C_TAGGED_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_C_TAGGED_ENA, x)
+
+#define ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA BIT(3)
+#define ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA, x)
+#define ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_PRIO_S_TAGGED_ENA, x)
+
+#define ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA BIT(2)
+#define ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA, x)
+#define ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_PRIO_C_TAGGED_ENA, x)
+
+#define ANA_DROP_CFG_DROP_NULL_MAC_ENA BIT(1)
+#define ANA_DROP_CFG_DROP_NULL_MAC_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_NULL_MAC_ENA, x)
+#define ANA_DROP_CFG_DROP_NULL_MAC_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_NULL_MAC_ENA, x)
+
+#define ANA_DROP_CFG_DROP_MC_SMAC_ENA BIT(0)
+#define ANA_DROP_CFG_DROP_MC_SMAC_ENA_SET(x)\
+ FIELD_PREP(ANA_DROP_CFG_DROP_MC_SMAC_ENA, x)
+#define ANA_DROP_CFG_DROP_MC_SMAC_ENA_GET(x)\
+ FIELD_GET(ANA_DROP_CFG_DROP_MC_SMAC_ENA, x)
+
+/* ANA:PORT:CPU_FWD_CFG */
+#define ANA_CPU_FWD_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 24576, g, 10, 256, 96, 0, 1, 4)
+
+#define ANA_CPU_FWD_CFG_NO_HSR_REDIR_ENA BIT(9)
+#define ANA_CPU_FWD_CFG_NO_HSR_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_NO_HSR_REDIR_ENA, x)
+#define ANA_CPU_FWD_CFG_NO_HSR_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_NO_HSR_REDIR_ENA, x)
+
+#define ANA_CPU_FWD_CFG_SPV_COPY_ENA BIT(8)
+#define ANA_CPU_FWD_CFG_SPV_COPY_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_SPV_COPY_ENA, x)
+#define ANA_CPU_FWD_CFG_SPV_COPY_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_SPV_COPY_ENA, x)
+
+#define ANA_CPU_FWD_CFG_VRAP_REDIR_ENA BIT(7)
+#define ANA_CPU_FWD_CFG_VRAP_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_VRAP_REDIR_ENA, x)
+#define ANA_CPU_FWD_CFG_VRAP_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_VRAP_REDIR_ENA, x)
+
+#define ANA_CPU_FWD_CFG_MLD_REDIR_ENA BIT(6)
+#define ANA_CPU_FWD_CFG_MLD_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_MLD_REDIR_ENA, x)
+#define ANA_CPU_FWD_CFG_MLD_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_MLD_REDIR_ENA, x)
+
+#define ANA_CPU_FWD_CFG_IGMP_REDIR_ENA BIT(5)
+#define ANA_CPU_FWD_CFG_IGMP_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_IGMP_REDIR_ENA, x)
+#define ANA_CPU_FWD_CFG_IGMP_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_IGMP_REDIR_ENA, x)
+
+#define ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA BIT(4)
+#define ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA, x)
+#define ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA, x)
+
+#define ANA_CPU_FWD_CFG_SRC_COPY_ENA BIT(3)
+#define ANA_CPU_FWD_CFG_SRC_COPY_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_SRC_COPY_ENA, x)
+#define ANA_CPU_FWD_CFG_SRC_COPY_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_SRC_COPY_ENA, x)
+
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_DROP_ENA BIT(2)
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_DROP_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_ALLBRIDGE_DROP_ENA, x)
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_DROP_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_ALLBRIDGE_DROP_ENA, x)
+
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_REDIR_ENA BIT(1)
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_ALLBRIDGE_REDIR_ENA, x)
+#define ANA_CPU_FWD_CFG_ALLBRIDGE_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_ALLBRIDGE_REDIR_ENA, x)
+
+#define ANA_CPU_FWD_CFG_OAM_ENA BIT(0)
+#define ANA_CPU_FWD_CFG_OAM_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_CFG_OAM_ENA, x)
+#define ANA_CPU_FWD_CFG_OAM_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_CFG_OAM_ENA, x)
+
+/* ANA:PORT:CPU_FWD_BPDU_CFG */
+#define ANA_CPU_FWD_BPDU_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 24576, g, 10, 256, 100, 0, 1, 4)
+
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_DROP_ENA GENMASK(31, 16)
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_DROP_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_BPDU_CFG_BPDU_DROP_ENA, x)
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_DROP_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_BPDU_CFG_BPDU_DROP_ENA, x)
+
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA GENMASK(15, 0)
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA_SET(x)\
+ FIELD_PREP(ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA, x)
+#define ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA_GET(x)\
+ FIELD_GET(ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA, x)
+
+/* ANA:PORT:PORT_CFG */
+#define ANA_PORT_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 24576, g, 10, 256, 112, 0, 1, 4)
+
+#define ANA_PORT_CFG_SRC_MIRROR_ENA BIT(13)
+#define ANA_PORT_CFG_SRC_MIRROR_ENA_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_SRC_MIRROR_ENA, x)
+#define ANA_PORT_CFG_SRC_MIRROR_ENA_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_SRC_MIRROR_ENA, x)
+
+#define ANA_PORT_CFG_LIMIT_DROP BIT(12)
+#define ANA_PORT_CFG_LIMIT_DROP_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LIMIT_DROP, x)
+#define ANA_PORT_CFG_LIMIT_DROP_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LIMIT_DROP, x)
+
+#define ANA_PORT_CFG_LIMIT_CPU BIT(11)
+#define ANA_PORT_CFG_LIMIT_CPU_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LIMIT_CPU, x)
+#define ANA_PORT_CFG_LIMIT_CPU_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LIMIT_CPU, x)
+
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_DROP BIT(10)
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_DROP_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LOCKED_PORTMOVE_DROP, x)
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_DROP_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LOCKED_PORTMOVE_DROP, x)
+
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_CPU BIT(9)
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_CPU_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LOCKED_PORTMOVE_CPU, x)
+#define ANA_PORT_CFG_LOCKED_PORTMOVE_CPU_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LOCKED_PORTMOVE_CPU, x)
+
+#define ANA_PORT_CFG_LEARNDROP BIT(8)
+#define ANA_PORT_CFG_LEARNDROP_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LEARNDROP, x)
+#define ANA_PORT_CFG_LEARNDROP_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LEARNDROP, x)
+
+#define ANA_PORT_CFG_LEARNCPU BIT(7)
+#define ANA_PORT_CFG_LEARNCPU_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LEARNCPU, x)
+#define ANA_PORT_CFG_LEARNCPU_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LEARNCPU, x)
+
+#define ANA_PORT_CFG_LEARNAUTO BIT(6)
+#define ANA_PORT_CFG_LEARNAUTO_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LEARNAUTO, x)
+#define ANA_PORT_CFG_LEARNAUTO_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LEARNAUTO, x)
+
+#define ANA_PORT_CFG_LEARN_ENA BIT(5)
+#define ANA_PORT_CFG_LEARN_ENA_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_LEARN_ENA, x)
+#define ANA_PORT_CFG_LEARN_ENA_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_LEARN_ENA, x)
+
+#define ANA_PORT_CFG_RECV_ENA BIT(4)
+#define ANA_PORT_CFG_RECV_ENA_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_RECV_ENA, x)
+#define ANA_PORT_CFG_RECV_ENA_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_RECV_ENA, x)
+
+#define ANA_PORT_CFG_PORTID_VAL GENMASK(3, 0)
+#define ANA_PORT_CFG_PORTID_VAL_SET(x)\
+ FIELD_PREP(ANA_PORT_CFG_PORTID_VAL, x)
+#define ANA_PORT_CFG_PORTID_VAL_GET(x)\
+ FIELD_GET(ANA_PORT_CFG_PORTID_VAL, x)
+
+/* ANA:PFC:PFC_CFG */
+#define ANA_PFC_CFG(g) __REG(TARGET_ANA,\
+ 0, 1, 28672, g, 9, 64, 0, 0, 1, 4)
+
+#define ANA_PFC_CFG_RX_PFC_ENA GENMASK(9, 2)
+#define ANA_PFC_CFG_RX_PFC_ENA_SET(x)\
+ FIELD_PREP(ANA_PFC_CFG_RX_PFC_ENA, x)
+#define ANA_PFC_CFG_RX_PFC_ENA_GET(x)\
+ FIELD_GET(ANA_PFC_CFG_RX_PFC_ENA, x)
+
+#define ANA_PFC_CFG_FC_LINK_SPEED GENMASK(1, 0)
+#define ANA_PFC_CFG_FC_LINK_SPEED_SET(x)\
+ FIELD_PREP(ANA_PFC_CFG_FC_LINK_SPEED, x)
+#define ANA_PFC_CFG_FC_LINK_SPEED_GET(x)\
+ FIELD_GET(ANA_PFC_CFG_FC_LINK_SPEED, x)
+
+/* ANA:COMMON:AGGR_CFG */
+#define ANA_AGGR_CFG __REG(TARGET_ANA,\
+ 0, 1, 29248, 0, 1, 552, 0, 0, 1, 4)
+
+#define ANA_AGGR_CFG_AC_RND_ENA BIT(6)
+#define ANA_AGGR_CFG_AC_RND_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_RND_ENA, x)
+#define ANA_AGGR_CFG_AC_RND_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_RND_ENA, x)
+
+#define ANA_AGGR_CFG_AC_DMAC_ENA BIT(5)
+#define ANA_AGGR_CFG_AC_DMAC_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_DMAC_ENA, x)
+#define ANA_AGGR_CFG_AC_DMAC_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_DMAC_ENA, x)
+
+#define ANA_AGGR_CFG_AC_SMAC_ENA BIT(4)
+#define ANA_AGGR_CFG_AC_SMAC_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_SMAC_ENA, x)
+#define ANA_AGGR_CFG_AC_SMAC_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_SMAC_ENA, x)
+
+#define ANA_AGGR_CFG_AC_IP6_FLOW_LBL_ENA BIT(3)
+#define ANA_AGGR_CFG_AC_IP6_FLOW_LBL_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_IP6_FLOW_LBL_ENA, x)
+#define ANA_AGGR_CFG_AC_IP6_FLOW_LBL_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_IP6_FLOW_LBL_ENA, x)
+
+#define ANA_AGGR_CFG_AC_IP6_TCPUDP_ENA BIT(2)
+#define ANA_AGGR_CFG_AC_IP6_TCPUDP_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_IP6_TCPUDP_ENA, x)
+#define ANA_AGGR_CFG_AC_IP6_TCPUDP_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_IP6_TCPUDP_ENA, x)
+
+#define ANA_AGGR_CFG_AC_IP4_SIPDIP_ENA BIT(1)
+#define ANA_AGGR_CFG_AC_IP4_SIPDIP_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_IP4_SIPDIP_ENA, x)
+#define ANA_AGGR_CFG_AC_IP4_SIPDIP_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_IP4_SIPDIP_ENA, x)
+
+#define ANA_AGGR_CFG_AC_IP4_TCPUDP_ENA BIT(0)
+#define ANA_AGGR_CFG_AC_IP4_TCPUDP_ENA_SET(x)\
+ FIELD_PREP(ANA_AGGR_CFG_AC_IP4_TCPUDP_ENA, x)
+#define ANA_AGGR_CFG_AC_IP4_TCPUDP_ENA_GET(x)\
+ FIELD_GET(ANA_AGGR_CFG_AC_IP4_TCPUDP_ENA, x)
+
+/* ANA:COMMON:CPUQ_CFG */
+#define ANA_CPUQ_CFG __REG(TARGET_ANA,\
+ 0, 1, 29248, 0, 1, 552, 4, 0, 1, 4)
+
+#define ANA_CPUQ_CFG_CPUQ_MLD GENMASK(29, 27)
+#define ANA_CPUQ_CFG_CPUQ_MLD_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_MLD, x)
+#define ANA_CPUQ_CFG_CPUQ_MLD_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_MLD, x)
+
+#define ANA_CPUQ_CFG_CPUQ_IGMP GENMASK(26, 24)
+#define ANA_CPUQ_CFG_CPUQ_IGMP_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_IGMP, x)
+#define ANA_CPUQ_CFG_CPUQ_IGMP_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_IGMP, x)
+
+#define ANA_CPUQ_CFG_CPUQ_IPMC_CTRL GENMASK(23, 21)
+#define ANA_CPUQ_CFG_CPUQ_IPMC_CTRL_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_IPMC_CTRL, x)
+#define ANA_CPUQ_CFG_CPUQ_IPMC_CTRL_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_IPMC_CTRL, x)
+
+#define ANA_CPUQ_CFG_CPUQ_ALLBRIDGE GENMASK(20, 18)
+#define ANA_CPUQ_CFG_CPUQ_ALLBRIDGE_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_ALLBRIDGE, x)
+#define ANA_CPUQ_CFG_CPUQ_ALLBRIDGE_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_ALLBRIDGE, x)
+
+#define ANA_CPUQ_CFG_CPUQ_LOCKED_PORTMOVE GENMASK(17, 15)
+#define ANA_CPUQ_CFG_CPUQ_LOCKED_PORTMOVE_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_LOCKED_PORTMOVE, x)
+#define ANA_CPUQ_CFG_CPUQ_LOCKED_PORTMOVE_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_LOCKED_PORTMOVE, x)
+
+#define ANA_CPUQ_CFG_CPUQ_SRC_COPY GENMASK(14, 12)
+#define ANA_CPUQ_CFG_CPUQ_SRC_COPY_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_SRC_COPY, x)
+#define ANA_CPUQ_CFG_CPUQ_SRC_COPY_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_SRC_COPY, x)
+
+#define ANA_CPUQ_CFG_CPUQ_MAC_COPY GENMASK(11, 9)
+#define ANA_CPUQ_CFG_CPUQ_MAC_COPY_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_MAC_COPY, x)
+#define ANA_CPUQ_CFG_CPUQ_MAC_COPY_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_MAC_COPY, x)
+
+#define ANA_CPUQ_CFG_CPUQ_LRN GENMASK(8, 6)
+#define ANA_CPUQ_CFG_CPUQ_LRN_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_LRN, x)
+#define ANA_CPUQ_CFG_CPUQ_LRN_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_LRN, x)
+
+#define ANA_CPUQ_CFG_CPUQ_MIRROR GENMASK(5, 3)
+#define ANA_CPUQ_CFG_CPUQ_MIRROR_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_MIRROR, x)
+#define ANA_CPUQ_CFG_CPUQ_MIRROR_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_MIRROR, x)
+
+#define ANA_CPUQ_CFG_CPUQ_SFLOW GENMASK(2, 0)
+#define ANA_CPUQ_CFG_CPUQ_SFLOW_SET(x)\
+ FIELD_PREP(ANA_CPUQ_CFG_CPUQ_SFLOW, x)
+#define ANA_CPUQ_CFG_CPUQ_SFLOW_GET(x)\
+ FIELD_GET(ANA_CPUQ_CFG_CPUQ_SFLOW, x)
+
+/* CHIP_TOP:CUPHY_CFG:CUPHY_PORT_CFG */
+#define CHIP_TOP_CUPHY_PORT_CFG(r) __REG(TARGET_CHIP_TOP,\
+ 0, 1, 12, 0, 1, 64, 20, r, 5, 4)
+
+#define CHIP_TOP_CUPHY_PORT_CFG_AUTO_SQUELCH_ENA BIT(7)
+#define CHIP_TOP_CUPHY_PORT_CFG_AUTO_SQUELCH_ENA_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_PORT_CFG_AUTO_SQUELCH_ENA, x)
+#define CHIP_TOP_CUPHY_PORT_CFG_AUTO_SQUELCH_ENA_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_PORT_CFG_AUTO_SQUELCH_ENA, x)
+
+#define CHIP_TOP_CUPHY_PORT_CFG_COMA_MODE BIT(6)
+#define CHIP_TOP_CUPHY_PORT_CFG_COMA_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_PORT_CFG_COMA_MODE, x)
+#define CHIP_TOP_CUPHY_PORT_CFG_COMA_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_PORT_CFG_COMA_MODE, x)
+
+#define CHIP_TOP_CUPHY_PORT_CFG_MODE GENMASK(5, 1)
+#define CHIP_TOP_CUPHY_PORT_CFG_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_PORT_CFG_MODE, x)
+#define CHIP_TOP_CUPHY_PORT_CFG_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_PORT_CFG_MODE, x)
+
+#define CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA BIT(0)
+#define CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA, x)
+#define CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA, x)
+
+/* CHIP_TOP:CUPHY_CFG:CUPHY_LED_CFG */
+#define CHIP_TOP_CUPHY_LED_CFG(r) __REG(TARGET_CHIP_TOP,\
+ 0, 1, 12, 0, 1, 64, 40, r, 5, 4)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_ECO_DIS BIT(11)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_ECO_DIS_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_ECO_DIS, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_ECO_DIS_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_ECO_DIS, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_EEE_MODE BIT(10)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_EEE_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_EEE_MODE, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_EEE_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_EEE_MODE, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_MODE GENMASK(9, 8)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_TEST_MODE, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_TEST_MODE, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_VAL GENMASK(7, 6)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_VAL_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_TEST_VAL, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_TEST_VAL_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_TEST_VAL, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_POLARITY GENMASK(5, 4)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_POLARITY_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_POLARITY, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_POLARITY_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_POLARITY, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_DRIVE_MODE GENMASK(3, 2)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_DRIVE_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_DRIVE_MODE, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_DRIVE_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_DRIVE_MODE, x)
+
+#define CHIP_TOP_CUPHY_LED_CFG_LED_BLINK_MODE GENMASK(1, 0)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_BLINK_MODE_SET(x)\
+ FIELD_PREP(CHIP_TOP_CUPHY_LED_CFG_LED_BLINK_MODE, x)
+#define CHIP_TOP_CUPHY_LED_CFG_LED_BLINK_MODE_GET(x)\
+ FIELD_GET(CHIP_TOP_CUPHY_LED_CFG_LED_BLINK_MODE, x)
+
+/* DEV:PORT_MODE:CLOCK_CFG */
+#define DEV_CLOCK_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 0, 0, 1, 20, 0, 0, 1, 4)
+
+#define DEV_CLOCK_CFG_MAC_TX_RST BIT(7)
+#define DEV_CLOCK_CFG_MAC_TX_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_MAC_TX_RST, x)
+#define DEV_CLOCK_CFG_MAC_TX_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_MAC_TX_RST, x)
+
+#define DEV_CLOCK_CFG_MAC_RX_RST BIT(6)
+#define DEV_CLOCK_CFG_MAC_RX_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_MAC_RX_RST, x)
+#define DEV_CLOCK_CFG_MAC_RX_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_MAC_RX_RST, x)
+
+#define DEV_CLOCK_CFG_PCS_TX_RST BIT(5)
+#define DEV_CLOCK_CFG_PCS_TX_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_PCS_TX_RST, x)
+#define DEV_CLOCK_CFG_PCS_TX_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_PCS_TX_RST, x)
+
+#define DEV_CLOCK_CFG_PCS_RX_RST BIT(4)
+#define DEV_CLOCK_CFG_PCS_RX_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_PCS_RX_RST, x)
+#define DEV_CLOCK_CFG_PCS_RX_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_PCS_RX_RST, x)
+
+#define DEV_CLOCK_CFG_PORT_RST BIT(3)
+#define DEV_CLOCK_CFG_PORT_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_PORT_RST, x)
+#define DEV_CLOCK_CFG_PORT_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_PORT_RST, x)
+
+#define DEV_CLOCK_CFG_PHY_RST BIT(2)
+#define DEV_CLOCK_CFG_PHY_RST_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_PHY_RST, x)
+#define DEV_CLOCK_CFG_PHY_RST_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_PHY_RST, x)
+
+#define DEV_CLOCK_CFG_LINK_SPEED GENMASK(1, 0)
+#define DEV_CLOCK_CFG_LINK_SPEED_SET(x)\
+ FIELD_PREP(DEV_CLOCK_CFG_LINK_SPEED, x)
+#define DEV_CLOCK_CFG_LINK_SPEED_GET(x)\
+ FIELD_GET(DEV_CLOCK_CFG_LINK_SPEED, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_ENA_CFG */
+#define DEV_MAC_ENA_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 0, 0, 1, 4)
+
+#define DEV_MAC_ENA_CFG_RX_ENA BIT(4)
+#define DEV_MAC_ENA_CFG_RX_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_ENA_CFG_RX_ENA, x)
+#define DEV_MAC_ENA_CFG_RX_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_ENA_CFG_RX_ENA, x)
+
+#define DEV_MAC_ENA_CFG_TX_ENA BIT(0)
+#define DEV_MAC_ENA_CFG_TX_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_ENA_CFG_TX_ENA, x)
+#define DEV_MAC_ENA_CFG_TX_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_ENA_CFG_TX_ENA, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_MODE_CFG */
+#define DEV_MAC_MODE_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 4, 0, 1, 4)
+
+#define DEV_MAC_MODE_CFG_FC_WORD_SYNC_ENA BIT(8)
+#define DEV_MAC_MODE_CFG_FC_WORD_SYNC_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_MODE_CFG_FC_WORD_SYNC_ENA, x)
+#define DEV_MAC_MODE_CFG_FC_WORD_SYNC_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_MODE_CFG_FC_WORD_SYNC_ENA, x)
+
+#define DEV_MAC_MODE_CFG_GIGA_MODE_ENA BIT(4)
+#define DEV_MAC_MODE_CFG_GIGA_MODE_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_MODE_CFG_GIGA_MODE_ENA, x)
+#define DEV_MAC_MODE_CFG_GIGA_MODE_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_MODE_CFG_GIGA_MODE_ENA, x)
+
+#define DEV_MAC_MODE_CFG_FDX_ENA BIT(0)
+#define DEV_MAC_MODE_CFG_FDX_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_MODE_CFG_FDX_ENA, x)
+#define DEV_MAC_MODE_CFG_FDX_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_MODE_CFG_FDX_ENA, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_MAXLEN_CFG */
+#define DEV_MAC_MAXLEN_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 8, 0, 1, 4)
+
+#define DEV_MAC_MAXLEN_CFG_MAX_LEN GENMASK(15, 0)
+#define DEV_MAC_MAXLEN_CFG_MAX_LEN_SET(x)\
+ FIELD_PREP(DEV_MAC_MAXLEN_CFG_MAX_LEN, x)
+#define DEV_MAC_MAXLEN_CFG_MAX_LEN_GET(x)\
+ FIELD_GET(DEV_MAC_MAXLEN_CFG_MAX_LEN, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_TAGS_CFG */
+#define DEV_MAC_TAGS_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 12, 0, 1, 4)
+
+#define DEV_MAC_TAGS_CFG_TAG_ID GENMASK(31, 16)
+#define DEV_MAC_TAGS_CFG_TAG_ID_SET(x)\
+ FIELD_PREP(DEV_MAC_TAGS_CFG_TAG_ID, x)
+#define DEV_MAC_TAGS_CFG_TAG_ID_GET(x)\
+ FIELD_GET(DEV_MAC_TAGS_CFG_TAG_ID, x)
+
+#define DEV_MAC_TAGS_CFG_PB_ENA BIT(1)
+#define DEV_MAC_TAGS_CFG_PB_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_TAGS_CFG_PB_ENA, x)
+#define DEV_MAC_TAGS_CFG_PB_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_TAGS_CFG_PB_ENA, x)
+
+#define DEV_MAC_TAGS_CFG_VLAN_AWR_ENA BIT(0)
+#define DEV_MAC_TAGS_CFG_VLAN_AWR_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_TAGS_CFG_VLAN_AWR_ENA, x)
+#define DEV_MAC_TAGS_CFG_VLAN_AWR_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_TAGS_CFG_VLAN_AWR_ENA, x)
+
+#define DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA BIT(2)
+#define DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA, x)
+#define DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_IFG_CFG */
+#define DEV_MAC_IFG_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 20, 0, 1, 4)
+
+#define DEV_MAC_IFG_CFG_OLD_IPG_CHECK BIT(17)
+#define DEV_MAC_IFG_CFG_OLD_IPG_CHECK_SET(x)\
+ FIELD_PREP(DEV_MAC_IFG_CFG_OLD_IPG_CHECK, x)
+#define DEV_MAC_IFG_CFG_OLD_IPG_CHECK_GET(x)\
+ FIELD_GET(DEV_MAC_IFG_CFG_OLD_IPG_CHECK, x)
+
+#define DEV_MAC_IFG_CFG_REDUCED_TX_IFG BIT(16)
+#define DEV_MAC_IFG_CFG_REDUCED_TX_IFG_SET(x)\
+ FIELD_PREP(DEV_MAC_IFG_CFG_REDUCED_TX_IFG, x)
+#define DEV_MAC_IFG_CFG_REDUCED_TX_IFG_GET(x)\
+ FIELD_GET(DEV_MAC_IFG_CFG_REDUCED_TX_IFG, x)
+
+#define DEV_MAC_IFG_CFG_TX_IFG GENMASK(12, 8)
+#define DEV_MAC_IFG_CFG_TX_IFG_SET(x)\
+ FIELD_PREP(DEV_MAC_IFG_CFG_TX_IFG, x)
+#define DEV_MAC_IFG_CFG_TX_IFG_GET(x)\
+ FIELD_GET(DEV_MAC_IFG_CFG_TX_IFG, x)
+
+#define DEV_MAC_IFG_CFG_RX_IFG2 GENMASK(7, 4)
+#define DEV_MAC_IFG_CFG_RX_IFG2_SET(x)\
+ FIELD_PREP(DEV_MAC_IFG_CFG_RX_IFG2, x)
+#define DEV_MAC_IFG_CFG_RX_IFG2_GET(x)\
+ FIELD_GET(DEV_MAC_IFG_CFG_RX_IFG2, x)
+
+#define DEV_MAC_IFG_CFG_RX_IFG1 GENMASK(3, 0)
+#define DEV_MAC_IFG_CFG_RX_IFG1_SET(x)\
+ FIELD_PREP(DEV_MAC_IFG_CFG_RX_IFG1, x)
+#define DEV_MAC_IFG_CFG_RX_IFG1_GET(x)\
+ FIELD_GET(DEV_MAC_IFG_CFG_RX_IFG1, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_HDX_CFG */
+#define DEV_MAC_HDX_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 24, 0, 1, 4)
+
+#define DEV_MAC_HDX_CFG_BYPASS_COL_SYNC BIT(26)
+#define DEV_MAC_HDX_CFG_BYPASS_COL_SYNC_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_BYPASS_COL_SYNC, x)
+#define DEV_MAC_HDX_CFG_BYPASS_COL_SYNC_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_BYPASS_COL_SYNC, x)
+
+#define DEV_MAC_HDX_CFG_OB_ENA BIT(25)
+#define DEV_MAC_HDX_CFG_OB_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_OB_ENA, x)
+#define DEV_MAC_HDX_CFG_OB_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_OB_ENA, x)
+
+#define DEV_MAC_HDX_CFG_WEXC_DIS BIT(24)
+#define DEV_MAC_HDX_CFG_WEXC_DIS_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_WEXC_DIS, x)
+#define DEV_MAC_HDX_CFG_WEXC_DIS_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_WEXC_DIS, x)
+
+#define DEV_MAC_HDX_CFG_SEED GENMASK(23, 16)
+#define DEV_MAC_HDX_CFG_SEED_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_SEED, x)
+#define DEV_MAC_HDX_CFG_SEED_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_SEED, x)
+
+#define DEV_MAC_HDX_CFG_SEED_LOAD BIT(12)
+#define DEV_MAC_HDX_CFG_SEED_LOAD_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_SEED_LOAD, x)
+#define DEV_MAC_HDX_CFG_SEED_LOAD_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_SEED_LOAD, x)
+
+#define DEV_MAC_HDX_CFG_RETRY_EXC_COL_ENA BIT(8)
+#define DEV_MAC_HDX_CFG_RETRY_EXC_COL_ENA_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_RETRY_EXC_COL_ENA, x)
+#define DEV_MAC_HDX_CFG_RETRY_EXC_COL_ENA_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_RETRY_EXC_COL_ENA, x)
+
+#define DEV_MAC_HDX_CFG_LATE_COL_POS GENMASK(6, 0)
+#define DEV_MAC_HDX_CFG_LATE_COL_POS_SET(x)\
+ FIELD_PREP(DEV_MAC_HDX_CFG_LATE_COL_POS, x)
+#define DEV_MAC_HDX_CFG_LATE_COL_POS_GET(x)\
+ FIELD_GET(DEV_MAC_HDX_CFG_LATE_COL_POS, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_FC_MAC_LOW_CFG */
+#define DEV_FC_MAC_LOW_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 32, 0, 1, 4)
+
+#define DEV_FC_MAC_LOW_CFG_MAC_LOW GENMASK(23, 0)
+#define DEV_FC_MAC_LOW_CFG_MAC_LOW_SET(x)\
+ FIELD_PREP(DEV_FC_MAC_LOW_CFG_MAC_LOW, x)
+#define DEV_FC_MAC_LOW_CFG_MAC_LOW_GET(x)\
+ FIELD_GET(DEV_FC_MAC_LOW_CFG_MAC_LOW, x)
+
+/* DEV:MAC_CFG_STATUS:MAC_FC_MAC_HIGH_CFG */
+#define DEV_FC_MAC_HIGH_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 20, 0, 1, 44, 36, 0, 1, 4)
+
+#define DEV_FC_MAC_HIGH_CFG_MAC_HIGH GENMASK(23, 0)
+#define DEV_FC_MAC_HIGH_CFG_MAC_HIGH_SET(x)\
+ FIELD_PREP(DEV_FC_MAC_HIGH_CFG_MAC_HIGH, x)
+#define DEV_FC_MAC_HIGH_CFG_MAC_HIGH_GET(x)\
+ FIELD_GET(DEV_FC_MAC_HIGH_CFG_MAC_HIGH, x)
+
+/* DEV:PCS1G_CFG_STATUS:PCS1G_CFG */
+#define DEV_PCS1G_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 64, 0, 1, 68, 0, 0, 1, 4)
+
+#define DEV_PCS1G_CFG_LINK_STATUS_TYPE BIT(4)
+#define DEV_PCS1G_CFG_LINK_STATUS_TYPE_SET(x)\
+ FIELD_PREP(DEV_PCS1G_CFG_LINK_STATUS_TYPE, x)
+#define DEV_PCS1G_CFG_LINK_STATUS_TYPE_GET(x)\
+ FIELD_GET(DEV_PCS1G_CFG_LINK_STATUS_TYPE, x)
+
+#define DEV_PCS1G_CFG_AN_LINK_CTRL_ENA BIT(1)
+#define DEV_PCS1G_CFG_AN_LINK_CTRL_ENA_SET(x)\
+ FIELD_PREP(DEV_PCS1G_CFG_AN_LINK_CTRL_ENA, x)
+#define DEV_PCS1G_CFG_AN_LINK_CTRL_ENA_GET(x)\
+ FIELD_GET(DEV_PCS1G_CFG_AN_LINK_CTRL_ENA, x)
+
+#define DEV_PCS1G_CFG_PCS_ENA BIT(0)
+#define DEV_PCS1G_CFG_PCS_ENA_SET(x)\
+ FIELD_PREP(DEV_PCS1G_CFG_PCS_ENA, x)
+#define DEV_PCS1G_CFG_PCS_ENA_GET(x)\
+ FIELD_GET(DEV_PCS1G_CFG_PCS_ENA, x)
+
+/* DEV:PCS1G_CFG_STATUS:PCS1G_SD_CFG */
+#define DEV_PCS1G_SD_CFG(t) __REG(TARGET_DEV,\
+ t, 9, 64, 0, 1, 68, 8, 0, 1, 4)
+
+#define DEV_PCS1G_SD_CFG_SD_SEL BIT(8)
+#define DEV_PCS1G_SD_CFG_SD_SEL_SET(x)\
+ FIELD_PREP(DEV_PCS1G_SD_CFG_SD_SEL, x)
+#define DEV_PCS1G_SD_CFG_SD_SEL_GET(x)\
+ FIELD_GET(DEV_PCS1G_SD_CFG_SD_SEL, x)
+
+#define DEV_PCS1G_SD_CFG_SD_POL BIT(4)
+#define DEV_PCS1G_SD_CFG_SD_POL_SET(x)\
+ FIELD_PREP(DEV_PCS1G_SD_CFG_SD_POL, x)
+#define DEV_PCS1G_SD_CFG_SD_POL_GET(x)\
+ FIELD_GET(DEV_PCS1G_SD_CFG_SD_POL, x)
+
+#define DEV_PCS1G_SD_CFG_SD_ENA BIT(0)
+#define DEV_PCS1G_SD_CFG_SD_ENA_SET(x)\
+ FIELD_PREP(DEV_PCS1G_SD_CFG_SD_ENA, x)
+#define DEV_PCS1G_SD_CFG_SD_ENA_GET(x)\
+ FIELD_GET(DEV_PCS1G_SD_CFG_SD_ENA, x)
+
+/* DEVCPU_GCB:CHIP_REGS:FEAT_DISABLE */
+#define GCB_FEAT_DISABLE __REG(TARGET_GCB,\
+ 0, 1, 0, 0, 1, 28, 20, 0, 1, 4)
+
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_CFG_DIS BIT(0)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_CFG_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_EEPROM_CFG_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_CFG_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_EEPROM_CFG_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_BOOT_DIS BIT(1)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_BOOT_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_EEPROM_BOOT_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_BOOT_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_EEPROM_BOOT_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_FW_PATCH_DIS BIT(2)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_FW_PATCH_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_EEPROM_FW_PATCH_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_EEPROM_FW_PATCH_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_EEPROM_FW_PATCH_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_MMU_BACKDOOR_WR_DIS BIT(3)
+#define GCB_FEAT_DISABLE_FEAT_MMU_BACKDOOR_WR_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_MMU_BACKDOOR_WR_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_MMU_BACKDOOR_WR_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_MMU_BACKDOOR_WR_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_MGMT_IF_WR_DIS BIT(4)
+#define GCB_FEAT_DISABLE_FEAT_MGMT_IF_WR_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_MGMT_IF_WR_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_MGMT_IF_WR_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_MGMT_IF_WR_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_DD_DIS BIT(5)
+#define GCB_FEAT_DISABLE_FEAT_DD_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_DD_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_DD_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_DD_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_TSN_DIS BIT(6)
+#define GCB_FEAT_DISABLE_FEAT_TSN_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_TSN_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_TSN_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_TSN_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_PTP_DIS BIT(7)
+#define GCB_FEAT_DISABLE_FEAT_PTP_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_PTP_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_PTP_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_PTP_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_FRER_DIS BIT(8)
+#define GCB_FEAT_DISABLE_FEAT_FRER_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_FRER_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_FRER_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_FRER_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS GENMASK(14, 12)
+#define GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_DIS GENMASK(16, 15)
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_NUM_CU_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_NUM_CU_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_RGMII_DIS GENMASK(18, 17)
+#define GCB_FEAT_DISABLE_FEAT_RGMII_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_RGMII_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_RGMII_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_RGMII_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_SGMII_DIS GENMASK(20, 19)
+#define GCB_FEAT_DISABLE_FEAT_SGMII_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_SGMII_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_SGMII_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_SGMII_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_QSGMII_DIS BIT(21)
+#define GCB_FEAT_DISABLE_FEAT_QSGMII_DIS_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_QSGMII_DIS, x)
+#define GCB_FEAT_DISABLE_FEAT_QSGMII_DIS_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_QSGMII_DIS, x)
+
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_FIXED BIT(22)
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_FIXED_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_NUM_CU_FIXED, x)
+#define GCB_FEAT_DISABLE_FEAT_NUM_CU_FIXED_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_NUM_CU_FIXED, x)
+
+#define GCB_FEAT_DISABLE_FEAT_WDT_ENABLED BIT(25)
+#define GCB_FEAT_DISABLE_FEAT_WDT_ENABLED_SET(x)\
+ FIELD_PREP(GCB_FEAT_DISABLE_FEAT_WDT_ENABLED, x)
+#define GCB_FEAT_DISABLE_FEAT_WDT_ENABLED_GET(x)\
+ FIELD_GET(GCB_FEAT_DISABLE_FEAT_WDT_ENABLED, x)
+
+/* HSIO:HW_CFGSTAT:HW_CFG */
+#define HSIO_HW_CFG __REG(TARGET_HSIO,\
+ 0, 1, 72, 0, 1, 44, 0, 0, 1, 4)
+
+#define HSIO_HW_CFG_RGMII_0_CFG BIT(10)
+#define HSIO_HW_CFG_RGMII_0_CFG_SET(x)\
+ FIELD_PREP(HSIO_HW_CFG_RGMII_0_CFG, x)
+#define HSIO_HW_CFG_RGMII_0_CFG_GET(x)\
+ FIELD_GET(HSIO_HW_CFG_RGMII_0_CFG, x)
+
+#define HSIO_HW_CFG_GMII_ENA GENMASK(9, 1)
+#define HSIO_HW_CFG_GMII_ENA_SET(x)\
+ FIELD_PREP(HSIO_HW_CFG_GMII_ENA, x)
+#define HSIO_HW_CFG_GMII_ENA_GET(x)\
+ FIELD_GET(HSIO_HW_CFG_GMII_ENA, x)
+
+#define HSIO_HW_CFG_QSGMII_ENA BIT(0)
+#define HSIO_HW_CFG_QSGMII_ENA_SET(x)\
+ FIELD_PREP(HSIO_HW_CFG_QSGMII_ENA, x)
+#define HSIO_HW_CFG_QSGMII_ENA_GET(x)\
+ FIELD_GET(HSIO_HW_CFG_QSGMII_ENA, x)
+
+/* HSIO:HW_CFGSTAT:RGMII_CFG */
+#define HSIO_RGMII_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 72, 0, 1, 44, 12, r, 2, 4)
+
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS BIT(15)
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_RX_LINK_STATUS, x)
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_RX_LINK_STATUS, x)
+
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX BIT(14)
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_RX_DUPLEX, x)
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_RX_DUPLEX, x)
+
+#define HSIO_RGMII_CFG_IB_RX_SPEED GENMASK(13, 12)
+#define HSIO_RGMII_CFG_IB_RX_SPEED_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_RX_SPEED, x)
+#define HSIO_RGMII_CFG_IB_RX_SPEED_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_RX_SPEED, x)
+
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS BIT(11)
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_TX_LINK_STATUS, x)
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_TX_LINK_STATUS, x)
+
+#define HSIO_RGMII_CFG_IB_TX_FDX BIT(10)
+#define HSIO_RGMII_CFG_IB_TX_FDX_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_TX_FDX, x)
+#define HSIO_RGMII_CFG_IB_TX_FDX_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_TX_FDX, x)
+
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD BIT(9)
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_TX_MII_SPD, x)
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_TX_MII_SPD, x)
+
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G BIT(8)
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_TX_SPD_1G, x)
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_TX_SPD_1G, x)
+
+#define HSIO_RGMII_CFG_IB_TX_ENA BIT(7)
+#define HSIO_RGMII_CFG_IB_TX_ENA_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_TX_ENA, x)
+#define HSIO_RGMII_CFG_IB_TX_ENA_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_TX_ENA, x)
+
+#define HSIO_RGMII_CFG_IB_RX_ENA BIT(6)
+#define HSIO_RGMII_CFG_IB_RX_ENA_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_RX_ENA, x)
+#define HSIO_RGMII_CFG_IB_RX_ENA_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_RX_ENA, x)
+
+#define HSIO_RGMII_CFG_IB_ENA BIT(5)
+#define HSIO_RGMII_CFG_IB_ENA_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_IB_ENA, x)
+#define HSIO_RGMII_CFG_IB_ENA_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_IB_ENA, x)
+
+#define HSIO_RGMII_CFG_TX_CLK_CFG GENMASK(4, 2)
+#define HSIO_RGMII_CFG_TX_CLK_CFG_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_TX_CLK_CFG, x)
+#define HSIO_RGMII_CFG_TX_CLK_CFG_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_TX_CLK_CFG, x)
+
+#define HSIO_RGMII_CFG_RGMII_TX_RST BIT(1)
+#define HSIO_RGMII_CFG_RGMII_TX_RST_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_RGMII_TX_RST, x)
+#define HSIO_RGMII_CFG_RGMII_TX_RST_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_RGMII_TX_RST, x)
+
+#define HSIO_RGMII_CFG_RGMII_RX_RST BIT(0)
+#define HSIO_RGMII_CFG_RGMII_RX_RST_SET(x)\
+ FIELD_PREP(HSIO_RGMII_CFG_RGMII_RX_RST, x)
+#define HSIO_RGMII_CFG_RGMII_RX_RST_GET(x)\
+ FIELD_GET(HSIO_RGMII_CFG_RGMII_RX_RST, x)
+
+/* HSIO:HW_CFGSTAT:DLL_CFG */
+#define HSIO_DLL_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 72, 0, 1, 44, 28, r, 4, 4)
+
+#define HSIO_DLL_CFG_DLL_CLK_ENA BIT(20)
+#define HSIO_DLL_CFG_DLL_CLK_ENA_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_DLL_CLK_ENA, x)
+#define HSIO_DLL_CFG_DLL_CLK_ENA_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_DLL_CLK_ENA, x)
+
+#define HSIO_DLL_CFG_BIST_PASS BIT(19)
+#define HSIO_DLL_CFG_BIST_PASS_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_BIST_PASS, x)
+#define HSIO_DLL_CFG_BIST_PASS_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_BIST_PASS, x)
+
+#define HSIO_DLL_CFG_BIST_END BIT(18)
+#define HSIO_DLL_CFG_BIST_END_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_BIST_END, x)
+#define HSIO_DLL_CFG_BIST_END_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_BIST_END, x)
+
+#define HSIO_DLL_CFG_BIST_START BIT(17)
+#define HSIO_DLL_CFG_BIST_START_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_BIST_START, x)
+#define HSIO_DLL_CFG_BIST_START_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_BIST_START, x)
+
+#define HSIO_DLL_CFG_TAP_SEL GENMASK(16, 10)
+#define HSIO_DLL_CFG_TAP_SEL_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_TAP_SEL, x)
+#define HSIO_DLL_CFG_TAP_SEL_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_TAP_SEL, x)
+
+#define HSIO_DLL_CFG_TAP_ADJ GENMASK(9, 3)
+#define HSIO_DLL_CFG_TAP_ADJ_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_TAP_ADJ, x)
+#define HSIO_DLL_CFG_TAP_ADJ_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_TAP_ADJ, x)
+
+#define HSIO_DLL_CFG_DELAY_ENA BIT(2)
+#define HSIO_DLL_CFG_DELAY_ENA_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_DELAY_ENA, x)
+#define HSIO_DLL_CFG_DELAY_ENA_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_DELAY_ENA, x)
+
+#define HSIO_DLL_CFG_DLL_ENA BIT(1)
+#define HSIO_DLL_CFG_DLL_ENA_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_DLL_ENA, x)
+#define HSIO_DLL_CFG_DLL_ENA_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_DLL_ENA, x)
+
+#define HSIO_DLL_CFG_DLL_RST BIT(0)
+#define HSIO_DLL_CFG_DLL_RST_SET(x)\
+ FIELD_PREP(HSIO_DLL_CFG_DLL_RST, x)
+#define HSIO_DLL_CFG_DLL_RST_GET(x)\
+ FIELD_GET(HSIO_DLL_CFG_DLL_RST, x)
+
+/* DEVCPU_QS:XTR:XTR_FLUSH */
+#define QS_XTR_FLUSH __REG(TARGET_QS,\
+ 0, 1, 0, 0, 1, 36, 24, 0, 1, 4)
+
+#define QS_XTR_FLUSH_FLUSH GENMASK(1, 0)
+#define QS_XTR_FLUSH_FLUSH_SET(x)\
+ FIELD_PREP(QS_XTR_FLUSH_FLUSH, x)
+#define QS_XTR_FLUSH_FLUSH_GET(x)\
+ FIELD_GET(QS_XTR_FLUSH_FLUSH, x)
+
+/* DEVCPU_QS:INJ:INJ_GRP_CFG */
+#define QS_INJ_GRP_CFG(r) __REG(TARGET_QS,\
+ 0, 1, 36, 0, 1, 40, 0, r, 2, 4)
+
+#define QS_INJ_GRP_CFG_MODE GENMASK(3, 2)
+#define QS_INJ_GRP_CFG_MODE_SET(x)\
+ FIELD_PREP(QS_INJ_GRP_CFG_MODE, x)
+#define QS_INJ_GRP_CFG_MODE_GET(x)\
+ FIELD_GET(QS_INJ_GRP_CFG_MODE, x)
+
+#define QS_INJ_GRP_CFG_BYTE_SWAP BIT(0)
+#define QS_INJ_GRP_CFG_BYTE_SWAP_SET(x)\
+ FIELD_PREP(QS_INJ_GRP_CFG_BYTE_SWAP, x)
+#define QS_INJ_GRP_CFG_BYTE_SWAP_GET(x)\
+ FIELD_GET(QS_INJ_GRP_CFG_BYTE_SWAP, x)
+
+/* DEVCPU_QS:INJ:INJ_CTRL */
+#define QS_INJ_CTRL(r) __REG(TARGET_QS,\
+ 0, 1, 36, 0, 1, 40, 16, r, 2, 4)
+
+#define QS_INJ_CTRL_GAP_SIZE GENMASK(24, 21)
+#define QS_INJ_CTRL_GAP_SIZE_SET(x)\
+ FIELD_PREP(QS_INJ_CTRL_GAP_SIZE, x)
+#define QS_INJ_CTRL_GAP_SIZE_GET(x)\
+ FIELD_GET(QS_INJ_CTRL_GAP_SIZE, x)
+
+#define QS_INJ_CTRL_ABORT BIT(20)
+#define QS_INJ_CTRL_ABORT_SET(x)\
+ FIELD_PREP(QS_INJ_CTRL_ABORT, x)
+#define QS_INJ_CTRL_ABORT_GET(x)\
+ FIELD_GET(QS_INJ_CTRL_ABORT, x)
+
+#define QS_INJ_CTRL_EOF BIT(19)
+#define QS_INJ_CTRL_EOF_SET(x)\
+ FIELD_PREP(QS_INJ_CTRL_EOF, x)
+#define QS_INJ_CTRL_EOF_GET(x)\
+ FIELD_GET(QS_INJ_CTRL_EOF, x)
+
+#define QS_INJ_CTRL_SOF BIT(18)
+#define QS_INJ_CTRL_SOF_SET(x)\
+ FIELD_PREP(QS_INJ_CTRL_SOF, x)
+#define QS_INJ_CTRL_SOF_GET(x)\
+ FIELD_GET(QS_INJ_CTRL_SOF, x)
+
+#define QS_INJ_CTRL_VLD_BYTES GENMASK(17, 16)
+#define QS_INJ_CTRL_VLD_BYTES_SET(x)\
+ FIELD_PREP(QS_INJ_CTRL_VLD_BYTES, x)
+#define QS_INJ_CTRL_VLD_BYTES_GET(x)\
+ FIELD_GET(QS_INJ_CTRL_VLD_BYTES, x)
+
+/* QSYS:SYSTEM:PORT_MODE */
+#define QSYS_PORT_MODE(r) __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 0, r, 11, 4)
+
+#define QSYS_PORT_MODE_DEQUEUE_DIS BIT(1)
+#define QSYS_PORT_MODE_DEQUEUE_DIS_SET(x)\
+ FIELD_PREP(QSYS_PORT_MODE_DEQUEUE_DIS, x)
+#define QSYS_PORT_MODE_DEQUEUE_DIS_GET(x)\
+ FIELD_GET(QSYS_PORT_MODE_DEQUEUE_DIS, x)
+
+#define QSYS_PORT_MODE_DEQUEUE_LATE BIT(0)
+#define QSYS_PORT_MODE_DEQUEUE_LATE_SET(x)\
+ FIELD_PREP(QSYS_PORT_MODE_DEQUEUE_LATE, x)
+#define QSYS_PORT_MODE_DEQUEUE_LATE_GET(x)\
+ FIELD_GET(QSYS_PORT_MODE_DEQUEUE_LATE, x)
+
+/* QSYS:SYSTEM:SWITCH_PORT_MODE */
+#define QSYS_SW_PORT_MODE(r) __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 88, r, 10, 4)
+
+#define QSYS_SW_PORT_MODE_PORT_ENA BIT(19)
+#define QSYS_SW_PORT_MODE_PORT_ENA_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_PORT_ENA, x)
+#define QSYS_SW_PORT_MODE_PORT_ENA_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_PORT_ENA, x)
+
+#define QSYS_SW_PORT_MODE_IDEQ_DIS BIT(18)
+#define QSYS_SW_PORT_MODE_IDEQ_DIS_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_IDEQ_DIS, x)
+#define QSYS_SW_PORT_MODE_IDEQ_DIS_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_IDEQ_DIS, x)
+
+#define QSYS_SW_PORT_MODE_SCH_NEXT_CFG GENMASK(17, 15)
+#define QSYS_SW_PORT_MODE_SCH_NEXT_CFG_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_SCH_NEXT_CFG, x)
+#define QSYS_SW_PORT_MODE_SCH_NEXT_CFG_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_SCH_NEXT_CFG, x)
+
+#define QSYS_SW_PORT_MODE_YEL_RSRVD BIT(14)
+#define QSYS_SW_PORT_MODE_YEL_RSRVD_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_YEL_RSRVD, x)
+#define QSYS_SW_PORT_MODE_YEL_RSRVD_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_YEL_RSRVD, x)
+
+#define QSYS_SW_PORT_MODE_INGRESS_DROP_MODE BIT(13)
+#define QSYS_SW_PORT_MODE_INGRESS_DROP_MODE_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_INGRESS_DROP_MODE, x)
+#define QSYS_SW_PORT_MODE_INGRESS_DROP_MODE_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_INGRESS_DROP_MODE, x)
+
+#define QSYS_SW_PORT_MODE_TX_PFC_ENA GENMASK(12, 5)
+#define QSYS_SW_PORT_MODE_TX_PFC_ENA_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_TX_PFC_ENA, x)
+#define QSYS_SW_PORT_MODE_TX_PFC_ENA_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_TX_PFC_ENA, x)
+
+#define QSYS_SW_PORT_MODE_TX_PFC_MODE BIT(4)
+#define QSYS_SW_PORT_MODE_TX_PFC_MODE_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_TX_PFC_MODE, x)
+#define QSYS_SW_PORT_MODE_TX_PFC_MODE_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_TX_PFC_MODE, x)
+
+#define QSYS_SW_PORT_MODE_FWD_TWOCYCLE_MODE BIT(3)
+#define QSYS_SW_PORT_MODE_FWD_TWOCYCLE_MODE_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_FWD_TWOCYCLE_MODE, x)
+#define QSYS_SW_PORT_MODE_FWD_TWOCYCLE_MODE_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_FWD_TWOCYCLE_MODE, x)
+
+#define QSYS_SW_PORT_MODE_AGING_MODE GENMASK(2, 1)
+#define QSYS_SW_PORT_MODE_AGING_MODE_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_AGING_MODE, x)
+#define QSYS_SW_PORT_MODE_AGING_MODE_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_AGING_MODE, x)
+
+#define QSYS_SW_PORT_MODE_HOL_PROTECTED BIT(0)
+#define QSYS_SW_PORT_MODE_HOL_PROTECTED_SET(x)\
+ FIELD_PREP(QSYS_SW_PORT_MODE_HOL_PROTECTED, x)
+#define QSYS_SW_PORT_MODE_HOL_PROTECTED_GET(x)\
+ FIELD_GET(QSYS_SW_PORT_MODE_HOL_PROTECTED, x)
+
+/* QSYS:SYSTEM:EGR_NO_SHARING */
+#define QSYS_EGR_NO_SHARING __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 176, 0, 1, 4)
+
+#define QSYS_EGR_NO_SHARING_EGR_NO_SHARING GENMASK(9, 0)
+#define QSYS_EGR_NO_SHARING_EGR_NO_SHARING_SET(x)\
+ FIELD_PREP(QSYS_EGR_NO_SHARING_EGR_NO_SHARING, x)
+#define QSYS_EGR_NO_SHARING_EGR_NO_SHARING_GET(x)\
+ FIELD_GET(QSYS_EGR_NO_SHARING_EGR_NO_SHARING, x)
+
+/* QSYS:SYSTEM:SW_STATUS */
+#define QSYS_SW_STATUS(r) __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 180, r, 10, 4)
+
+#define QSYS_SW_STATUS_EQ_AVAIL GENMASK(7, 0)
+#define QSYS_SW_STATUS_EQ_AVAIL_SET(x)\
+ FIELD_PREP(QSYS_SW_STATUS_EQ_AVAIL, x)
+#define QSYS_SW_STATUS_EQ_AVAIL_GET(x)\
+ FIELD_GET(QSYS_SW_STATUS_EQ_AVAIL, x)
+
+/* QSYS:SYSTEM:EXT_CPU_CFG */
+#define QSYS_EXT_CPU_CFG __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 220, 0, 1, 4)
+
+#define QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA BIT(14)
+#define QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA_SET(x)\
+ FIELD_PREP(QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA, x)
+#define QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA_GET(x)\
+ FIELD_GET(QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA, x)
+
+#define QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA BIT(13)
+#define QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA_SET(x)\
+ FIELD_PREP(QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA, x)
+#define QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA_GET(x)\
+ FIELD_GET(QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA, x)
+
+#define QSYS_EXT_CPU_CFG_EXT_CPU_PORT GENMASK(12, 8)
+#define QSYS_EXT_CPU_CFG_EXT_CPU_PORT_SET(x)\
+ FIELD_PREP(QSYS_EXT_CPU_CFG_EXT_CPU_PORT, x)
+#define QSYS_EXT_CPU_CFG_EXT_CPU_PORT_GET(x)\
+ FIELD_GET(QSYS_EXT_CPU_CFG_EXT_CPU_PORT, x)
+
+#define QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK GENMASK(7, 0)
+#define QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK_SET(x)\
+ FIELD_PREP(QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK, x)
+#define QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK_GET(x)\
+ FIELD_GET(QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK, x)
+
+/* QSYS:SYSTEM:CPU_GROUP_MAP */
+#define QSYS_CPU_GROUP_MAP __REG(TARGET_QSYS,\
+ 0, 1, 14336, 0, 1, 240, 224, 0, 1, 4)
+
+#define QSYS_CPU_GROUP_MAP_CPU_GROUP_MAP GENMASK(7, 0)
+#define QSYS_CPU_GROUP_MAP_CPU_GROUP_MAP_SET(x)\
+ FIELD_PREP(QSYS_CPU_GROUP_MAP_CPU_GROUP_MAP, x)
+#define QSYS_CPU_GROUP_MAP_CPU_GROUP_MAP_GET(x)\
+ FIELD_GET(QSYS_CPU_GROUP_MAP_CPU_GROUP_MAP, x)
+
+/* QSYS:RES_CTRL:RES_CFG */
+#define QSYS_RES_CFG(g) __REG(TARGET_QSYS,\
+ 0, 1, 16384, g, 1024, 8, 0, 0, 1, 4)
+
+#define QSYS_RES_CFG_WM_HIGH GENMASK(8, 0)
+#define QSYS_RES_CFG_WM_HIGH_SET(x)\
+ FIELD_PREP(QSYS_RES_CFG_WM_HIGH, x)
+#define QSYS_RES_CFG_WM_HIGH_GET(x)\
+ FIELD_GET(QSYS_RES_CFG_WM_HIGH, x)
+
+/* QSYS:DROP_CFG:EGR_DROP_MODE */
+#define QSYS_EGR_DROP_MODE __REG(TARGET_QSYS,\
+ 0, 1, 12736, 0, 1, 8, 0, 0, 1, 4)
+
+#define QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE GENMASK(9, 0)
+#define QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE_SET(x)\
+ FIELD_PREP(QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE, x)
+#define QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE_GET(x)\
+ FIELD_GET(QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE, x)
+
+/* REW:PORT:PORT_VLAN_CFG */
+#define REW_PORT_VLAN_CFG(g) __REG(TARGET_REW,\
+ 0, 1, 4096, g, 11, 128, 0, 0, 1, 4)
+
+#define REW_PORT_VLAN_CFG_PORT_TPID GENMASK(31, 16)
+#define REW_PORT_VLAN_CFG_PORT_TPID_SET(x)\
+ FIELD_PREP(REW_PORT_VLAN_CFG_PORT_TPID, x)
+#define REW_PORT_VLAN_CFG_PORT_TPID_GET(x)\
+ FIELD_GET(REW_PORT_VLAN_CFG_PORT_TPID, x)
+
+#define REW_PORT_VLAN_CFG_PORT_DEI BIT(15)
+#define REW_PORT_VLAN_CFG_PORT_DEI_SET(x)\
+ FIELD_PREP(REW_PORT_VLAN_CFG_PORT_DEI, x)
+#define REW_PORT_VLAN_CFG_PORT_DEI_GET(x)\
+ FIELD_GET(REW_PORT_VLAN_CFG_PORT_DEI, x)
+
+#define REW_PORT_VLAN_CFG_PORT_PCP GENMASK(14, 12)
+#define REW_PORT_VLAN_CFG_PORT_PCP_SET(x)\
+ FIELD_PREP(REW_PORT_VLAN_CFG_PORT_PCP, x)
+#define REW_PORT_VLAN_CFG_PORT_PCP_GET(x)\
+ FIELD_GET(REW_PORT_VLAN_CFG_PORT_PCP, x)
+
+#define REW_PORT_VLAN_CFG_PORT_VID GENMASK(11, 0)
+#define REW_PORT_VLAN_CFG_PORT_VID_SET(x)\
+ FIELD_PREP(REW_PORT_VLAN_CFG_PORT_VID, x)
+#define REW_PORT_VLAN_CFG_PORT_VID_GET(x)\
+ FIELD_GET(REW_PORT_VLAN_CFG_PORT_VID, x)
+
+/* REW:PORT:TAG_CFG */
+#define REW_TAG_CFG(g) __REG(TARGET_REW,\
+ 0, 1, 4096, g, 11, 128, 4, 0, 1, 4)
+
+#define REW_TAG_CFG_TAG_CFG GENMASK(8, 7)
+#define REW_TAG_CFG_TAG_CFG_SET(x)\
+ FIELD_PREP(REW_TAG_CFG_TAG_CFG, x)
+#define REW_TAG_CFG_TAG_CFG_GET(x)\
+ FIELD_GET(REW_TAG_CFG_TAG_CFG, x)
+
+#define REW_TAG_CFG_TAG_TPID_CFG GENMASK(6, 5)
+#define REW_TAG_CFG_TAG_TPID_CFG_SET(x)\
+ FIELD_PREP(REW_TAG_CFG_TAG_TPID_CFG, x)
+#define REW_TAG_CFG_TAG_TPID_CFG_GET(x)\
+ FIELD_GET(REW_TAG_CFG_TAG_TPID_CFG, x)
+
+#define REW_TAG_CFG_TAG_VID_CFG BIT(4)
+#define REW_TAG_CFG_TAG_VID_CFG_SET(x)\
+ FIELD_PREP(REW_TAG_CFG_TAG_VID_CFG, x)
+#define REW_TAG_CFG_TAG_VID_CFG_GET(x)\
+ FIELD_GET(REW_TAG_CFG_TAG_VID_CFG, x)
+
+#define REW_TAG_CFG_TAG_PCP_CFG GENMASK(3, 2)
+#define REW_TAG_CFG_TAG_PCP_CFG_SET(x)\
+ FIELD_PREP(REW_TAG_CFG_TAG_PCP_CFG, x)
+#define REW_TAG_CFG_TAG_PCP_CFG_GET(x)\
+ FIELD_GET(REW_TAG_CFG_TAG_PCP_CFG, x)
+
+#define REW_TAG_CFG_TAG_DEI_CFG GENMASK(1, 0)
+#define REW_TAG_CFG_TAG_DEI_CFG_SET(x)\
+ FIELD_PREP(REW_TAG_CFG_TAG_DEI_CFG, x)
+#define REW_TAG_CFG_TAG_DEI_CFG_GET(x)\
+ FIELD_GET(REW_TAG_CFG_TAG_DEI_CFG, x)
+
+/* REW:PORT:PORT_CFG */
+#define REW_PORT_CFG(g) __REG(TARGET_REW,\
+ 0, 1, 4096, g, 11, 128, 8, 0, 1, 4)
+
+#define REW_PORT_CFG_ES0_EN BIT(4)
+#define REW_PORT_CFG_ES0_EN_SET(x)\
+ FIELD_PREP(REW_PORT_CFG_ES0_EN, x)
+#define REW_PORT_CFG_ES0_EN_GET(x)\
+ FIELD_GET(REW_PORT_CFG_ES0_EN, x)
+
+#define REW_PORT_CFG_FCS_UPDATE_NONCPU_CFG GENMASK(3, 2)
+#define REW_PORT_CFG_FCS_UPDATE_NONCPU_CFG_SET(x)\
+ FIELD_PREP(REW_PORT_CFG_FCS_UPDATE_NONCPU_CFG, x)
+#define REW_PORT_CFG_FCS_UPDATE_NONCPU_CFG_GET(x)\
+ FIELD_GET(REW_PORT_CFG_FCS_UPDATE_NONCPU_CFG, x)
+
+#define REW_PORT_CFG_FCS_UPDATE_CPU_ENA BIT(1)
+#define REW_PORT_CFG_FCS_UPDATE_CPU_ENA_SET(x)\
+ FIELD_PREP(REW_PORT_CFG_FCS_UPDATE_CPU_ENA, x)
+#define REW_PORT_CFG_FCS_UPDATE_CPU_ENA_GET(x)\
+ FIELD_GET(REW_PORT_CFG_FCS_UPDATE_CPU_ENA, x)
+
+#define REW_PORT_CFG_NO_REWRITE BIT(0)
+#define REW_PORT_CFG_NO_REWRITE_SET(x)\
+ FIELD_PREP(REW_PORT_CFG_NO_REWRITE, x)
+#define REW_PORT_CFG_NO_REWRITE_GET(x)\
+ FIELD_GET(REW_PORT_CFG_NO_REWRITE, x)
+
+/* SYS:SYSTEM:RESET_CFG */
+#define SYS_RESET_CFG __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 0, 0, 1, 4)
+
+#define SYS_RESET_CFG_CORE_ENA BIT(0)
+#define SYS_RESET_CFG_CORE_ENA_SET(x)\
+ FIELD_PREP(SYS_RESET_CFG_CORE_ENA, x)
+#define SYS_RESET_CFG_CORE_ENA_GET(x)\
+ FIELD_GET(SYS_RESET_CFG_CORE_ENA, x)
+
+/* SYS:SYSTEM:PORT_MODE */
+#define SYS_PORT_MODE(r) __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 48, r, 11, 4)
+
+#define SYS_PORT_MODE_PRP_LANID BIT(8)
+#define SYS_PORT_MODE_PRP_LANID_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_PRP_LANID, x)
+#define SYS_PORT_MODE_PRP_LANID_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_PRP_LANID, x)
+
+#define SYS_PORT_MODE_PRP_ENA BIT(7)
+#define SYS_PORT_MODE_PRP_ENA_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_PRP_ENA, x)
+#define SYS_PORT_MODE_PRP_ENA_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_PRP_ENA, x)
+
+#define SYS_PORT_MODE_INCL_INJ_HDR GENMASK(6, 5)
+#define SYS_PORT_MODE_INCL_INJ_HDR_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_INCL_INJ_HDR, x)
+#define SYS_PORT_MODE_INCL_INJ_HDR_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_INCL_INJ_HDR, x)
+
+#define SYS_PORT_MODE_INCL_XTR_HDR GENMASK(4, 3)
+#define SYS_PORT_MODE_INCL_XTR_HDR_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_INCL_XTR_HDR, x)
+#define SYS_PORT_MODE_INCL_XTR_HDR_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_INCL_XTR_HDR, x)
+
+#define SYS_PORT_MODE_INJ_HDR_ERR BIT(2)
+#define SYS_PORT_MODE_INJ_HDR_ERR_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_INJ_HDR_ERR, x)
+#define SYS_PORT_MODE_INJ_HDR_ERR_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_INJ_HDR_ERR, x)
+
+#define SYS_PORT_MODE_PAD_DIS BIT(1)
+#define SYS_PORT_MODE_PAD_DIS_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_PAD_DIS, x)
+#define SYS_PORT_MODE_PAD_DIS_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_PAD_DIS, x)
+
+#define SYS_PORT_MODE_RTAG_CLEAR BIT(0)
+#define SYS_PORT_MODE_RTAG_CLEAR_SET(x)\
+ FIELD_PREP(SYS_PORT_MODE_RTAG_CLEAR, x)
+#define SYS_PORT_MODE_RTAG_CLEAR_GET(x)\
+ FIELD_GET(SYS_PORT_MODE_RTAG_CLEAR, x)
+
+/* SYS:SYSTEM:FRONT_PORT_MODE */
+#define SYS_FRONT_PORT_MODE(r) __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 92, r, 9, 4)
+
+#define SYS_FRONT_PORT_MODE_HDX_MODE BIT(1)
+#define SYS_FRONT_PORT_MODE_HDX_MODE_SET(x)\
+ FIELD_PREP(SYS_FRONT_PORT_MODE_HDX_MODE, x)
+#define SYS_FRONT_PORT_MODE_HDX_MODE_GET(x)\
+ FIELD_GET(SYS_FRONT_PORT_MODE_HDX_MODE, x)
+
+#define SYS_FRONT_PORT_MODE_ADD_FRAG_SIZE GENMASK(9, 8)
+#define SYS_FRONT_PORT_MODE_ADD_FRAG_SIZE_SET(x)\
+ FIELD_PREP(SYS_FRONT_PORT_MODE_ADD_FRAG_SIZE, x)
+#define SYS_FRONT_PORT_MODE_ADD_FRAG_SIZE_GET(x)\
+ FIELD_GET(SYS_FRONT_PORT_MODE_ADD_FRAG_SIZE, x)
+
+#define SYS_FRONT_PORT_MODE_DONT_WAIT_FOR_TS BIT(0)
+#define SYS_FRONT_PORT_MODE_DONT_WAIT_FOR_TS_SET(x)\
+ FIELD_PREP(SYS_FRONT_PORT_MODE_DONT_WAIT_FOR_TS, x)
+#define SYS_FRONT_PORT_MODE_DONT_WAIT_FOR_TS_GET(x)\
+ FIELD_GET(SYS_FRONT_PORT_MODE_DONT_WAIT_FOR_TS, x)
+
+/* SYS:SYSTEM:FRM_AGING */
+#define SYS_FRM_AGING __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 128, 0, 1, 4)
+
+#define SYS_FRM_AGING_AGE_TX_ENA BIT(20)
+#define SYS_FRM_AGING_AGE_TX_ENA_SET(x)\
+ FIELD_PREP(SYS_FRM_AGING_AGE_TX_ENA, x)
+#define SYS_FRM_AGING_AGE_TX_ENA_GET(x)\
+ FIELD_GET(SYS_FRM_AGING_AGE_TX_ENA, x)
+
+#define SYS_FRM_AGING_MAX_AGE GENMASK(19, 0)
+#define SYS_FRM_AGING_MAX_AGE_SET(x)\
+ FIELD_PREP(SYS_FRM_AGING_MAX_AGE, x)
+#define SYS_FRM_AGING_MAX_AGE_GET(x)\
+ FIELD_GET(SYS_FRM_AGING_MAX_AGE, x)
+
+/* SYS:SYSTEM:STAT_CFG */
+#define SYS_STAT_CFG __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 132, 0, 1, 4)
+
+#define SYS_STAT_CFG_STAT_CLEAR_SHOT GENMASK(16, 10)
+#define SYS_STAT_CFG_STAT_CLEAR_SHOT_SET(x)\
+ FIELD_PREP(SYS_STAT_CFG_STAT_CLEAR_SHOT, x)
+#define SYS_STAT_CFG_STAT_CLEAR_SHOT_GET(x)\
+ FIELD_GET(SYS_STAT_CFG_STAT_CLEAR_SHOT, x)
+
+#define SYS_STAT_CFG_STAT_VIEW GENMASK(9, 0)
+#define SYS_STAT_CFG_STAT_VIEW_SET(x)\
+ FIELD_PREP(SYS_STAT_CFG_STAT_VIEW, x)
+#define SYS_STAT_CFG_STAT_VIEW_GET(x)\
+ FIELD_GET(SYS_STAT_CFG_STAT_VIEW, x)
+
+/* SYS:SYSTEM:SW_STATUS */
+#define SYS_SW_STATUS(r) __REG(TARGET_SYS,\
+ 0, 1, 4160, 0, 1, 184, 136, r, 10, 4)
+
+#define SYS_SW_STATUS_PORT_RX_PAUSED BIT(0)
+#define SYS_SW_STATUS_PORT_RX_PAUSED_SET(x)\
+ FIELD_PREP(SYS_SW_STATUS_PORT_RX_PAUSED, x)
+#define SYS_SW_STATUS_PORT_RX_PAUSED_GET(x)\
+ FIELD_GET(SYS_SW_STATUS_PORT_RX_PAUSED, x)
+
+/* SYS:PAUSE_CFG:PAUSE_CFG */
+#define SYS_PAUSE_CFG(r) __REG(TARGET_SYS,\
+ 0, 1, 4344, 0, 1, 124, 0, r, 10, 4)
+
+#define SYS_PAUSE_CFG_PAUSE_START GENMASK(18, 10)
+#define SYS_PAUSE_CFG_PAUSE_START_SET(x)\
+ FIELD_PREP(SYS_PAUSE_CFG_PAUSE_START, x)
+#define SYS_PAUSE_CFG_PAUSE_START_GET(x)\
+ FIELD_GET(SYS_PAUSE_CFG_PAUSE_START, x)
+
+#define SYS_PAUSE_CFG_PAUSE_STOP GENMASK(9, 1)
+#define SYS_PAUSE_CFG_PAUSE_STOP_SET(x)\
+ FIELD_PREP(SYS_PAUSE_CFG_PAUSE_STOP, x)
+#define SYS_PAUSE_CFG_PAUSE_STOP_GET(x)\
+ FIELD_GET(SYS_PAUSE_CFG_PAUSE_STOP, x)
+
+#define SYS_PAUSE_CFG_PAUSE_ENA BIT(0)
+#define SYS_PAUSE_CFG_PAUSE_ENA_SET(x)\
+ FIELD_PREP(SYS_PAUSE_CFG_PAUSE_ENA, x)
+#define SYS_PAUSE_CFG_PAUSE_ENA_GET(x)\
+ FIELD_GET(SYS_PAUSE_CFG_PAUSE_ENA, x)
+
+/* SYS:PAUSE_CFG:ATOP */
+#define SYS_ATOP(r) __REG(TARGET_SYS,\
+ 0, 1, 4344, 0, 1, 124, 44, r, 10, 4)
+
+#define SYS_ATOP_ATOP GENMASK(8, 0)
+#define SYS_ATOP_ATOP_SET(x)\
+ FIELD_PREP(SYS_ATOP_ATOP, x)
+#define SYS_ATOP_ATOP_GET(x)\
+ FIELD_GET(SYS_ATOP_ATOP, x)
+
+/* SYS:PAUSE_CFG:ATOP_TOT_CFG */
+#define SYS_ATOP_TOT_CFG __REG(TARGET_SYS,\
+ 0, 1, 4344, 0, 1, 124, 84, 0, 1, 4)
+
+#define SYS_ATOP_TOT_CFG_ATOP_TOT GENMASK(8, 0)
+#define SYS_ATOP_TOT_CFG_ATOP_TOT_SET(x)\
+ FIELD_PREP(SYS_ATOP_TOT_CFG_ATOP_TOT, x)
+#define SYS_ATOP_TOT_CFG_ATOP_TOT_GET(x)\
+ FIELD_GET(SYS_ATOP_TOT_CFG_ATOP_TOT, x)
+
+/* SYS:PAUSE_CFG:MAC_FC_CFG */
+#define SYS_MAC_FC_CFG(r) __REG(TARGET_SYS,\
+ 0, 1, 4344, 0, 1, 124, 88, r, 9, 4)
+
+#define SYS_MAC_FC_CFG_FC_LINK_SPEED GENMASK(27, 26)
+#define SYS_MAC_FC_CFG_FC_LINK_SPEED_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_FC_LINK_SPEED, x)
+#define SYS_MAC_FC_CFG_FC_LINK_SPEED_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_FC_LINK_SPEED, x)
+
+#define SYS_MAC_FC_CFG_FC_LATENCY_CFG GENMASK(25, 20)
+#define SYS_MAC_FC_CFG_FC_LATENCY_CFG_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_FC_LATENCY_CFG, x)
+#define SYS_MAC_FC_CFG_FC_LATENCY_CFG_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_FC_LATENCY_CFG, x)
+
+#define SYS_MAC_FC_CFG_ZERO_PAUSE_ENA BIT(18)
+#define SYS_MAC_FC_CFG_ZERO_PAUSE_ENA_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_ZERO_PAUSE_ENA, x)
+#define SYS_MAC_FC_CFG_ZERO_PAUSE_ENA_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_ZERO_PAUSE_ENA, x)
+
+#define SYS_MAC_FC_CFG_TX_FC_ENA BIT(17)
+#define SYS_MAC_FC_CFG_TX_FC_ENA_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_TX_FC_ENA, x)
+#define SYS_MAC_FC_CFG_TX_FC_ENA_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_TX_FC_ENA, x)
+
+#define SYS_MAC_FC_CFG_RX_FC_ENA BIT(16)
+#define SYS_MAC_FC_CFG_RX_FC_ENA_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_RX_FC_ENA, x)
+#define SYS_MAC_FC_CFG_RX_FC_ENA_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_RX_FC_ENA, x)
+
+#define SYS_MAC_FC_CFG_PAUSE_VAL_CFG GENMASK(15, 0)
+#define SYS_MAC_FC_CFG_PAUSE_VAL_CFG_SET(x)\
+ FIELD_PREP(SYS_MAC_FC_CFG_PAUSE_VAL_CFG, x)
+#define SYS_MAC_FC_CFG_PAUSE_VAL_CFG_GET(x)\
+ FIELD_GET(SYS_MAC_FC_CFG_PAUSE_VAL_CFG, x)
+
+/* SYS:STAT:CNT */
+#define SYS_CNT(g) __REG(TARGET_SYS,\
+ 0, 1, 0, g, 896, 4, 0, 0, 1, 4)
+
+/* SYS:RAM_CTRL:RAM_INIT */
+#define SYS_RAM_INIT __REG(TARGET_SYS,\
+ 0, 1, 4492, 0, 1, 4, 0, 0, 1, 4)
+
+#define SYS_RAM_INIT_RAM_TEST_OPT GENMASK(4, 2)
+#define SYS_RAM_INIT_RAM_TEST_OPT_SET(x)\
+ FIELD_PREP(SYS_RAM_INIT_RAM_TEST_OPT, x)
+#define SYS_RAM_INIT_RAM_TEST_OPT_GET(x)\
+ FIELD_GET(SYS_RAM_INIT_RAM_TEST_OPT, x)
+
+#define SYS_RAM_INIT_RAM_INIT BIT(1)
+#define SYS_RAM_INIT_RAM_INIT_SET(x)\
+ FIELD_PREP(SYS_RAM_INIT_RAM_INIT, x)
+#define SYS_RAM_INIT_RAM_INIT_GET(x)\
+ FIELD_GET(SYS_RAM_INIT_RAM_INIT, x)
+
+#define SYS_RAM_INIT_RAM_CFG_HOOK BIT(0)
+#define SYS_RAM_INIT_RAM_CFG_HOOK_SET(x)\
+ FIELD_PREP(SYS_RAM_INIT_RAM_CFG_HOOK, x)
+#define SYS_RAM_INIT_RAM_CFG_HOOK_GET(x)\
+ FIELD_GET(SYS_RAM_INIT_RAM_CFG_HOOK, x)
+
+/* SYS:PTPPORT:PTP_RXDLY_CFG */
+#define SYS_PTP_RXDLY_CFG(g) __REG(TARGET_SYS,\
+ 0, 1, 4512, g, 11, 28, 8, 0, 1, 4)
+
+#define SYS_PTP_RXDLY_CFG_PTP_RX_IO_DLY GENMASK(23, 0)
+#define SYS_PTP_RXDLY_CFG_PTP_RX_IO_DLY_SET(x)\
+ FIELD_PREP(SYS_PTP_RXDLY_CFG_PTP_RX_IO_DLY, x)
+#define SYS_PTP_RXDLY_CFG_PTP_RX_IO_DLY_GET(x)\
+ FIELD_GET(SYS_PTP_RXDLY_CFG_PTP_RX_IO_DLY, x)
+
+/* SYS:PTPPORT:PTP_TXDLY_CFG */
+#define SYS_PTP_TXDLY_CFG(g) __REG(TARGET_SYS,\
+ 0, 1, 4512, g, 11, 28, 12, 0, 1, 4)
+
+#define SYS_PTP_TXDLY_CFG_PTP_TX_IO_DLY GENMASK(23, 0)
+#define SYS_PTP_TXDLY_CFG_PTP_TX_IO_DLY_SET(x)\
+ FIELD_PREP(SYS_PTP_TXDLY_CFG_PTP_TX_IO_DLY, x)
+#define SYS_PTP_TXDLY_CFG_PTP_TX_IO_DLY_GET(x)\
+ FIELD_GET(SYS_PTP_TXDLY_CFG_PTP_TX_IO_DLY, x)
+
+#endif /* _LAN9645X_REGS_H_ */
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 9/9] net: dsa: lan9645x: add port statistics
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add statistics support for the port counters. Chip registers are 32 bit,
so this unit is responsible maintaining a 64bit software cache, and
updating it frequently to handle overflows in hardware.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- No changes
Changes in v2:
- introduce spinlock sw_lock protecting software counters and region
buffer.
- ran Ioana's selftest for standard counters
drivers/net/hw/ethtool_std_stats.sh
along with
selftests/drivers/net/hw/ethtool_rmon.sh
they pass except for software injected pause frames.
- remove strings/counters covered by standard counters from
get_strings/get_ethtool_stats.
- fix proper use of 'src' in standard counters
- remove static region table, and use stats_prepare_regions for dynamic
region calculation inspired by ocelot.
- fix queue leak in error path.
---
drivers/net/dsa/microchip/lan9645x/Makefile | 1 +
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 86 ++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 3 +
.../net/dsa/microchip/lan9645x/lan9645x_stats.c | 922 +++++++++++++++++++++
.../net/dsa/microchip/lan9645x/lan9645x_stats.h | 277 +++++++
5 files changed, 1289 insertions(+)
diff --git a/drivers/net/dsa/microchip/lan9645x/Makefile b/drivers/net/dsa/microchip/lan9645x/Makefile
index 2413d11fe849..cd994943c1c0 100644
--- a/drivers/net/dsa/microchip/lan9645x/Makefile
+++ b/drivers/net/dsa/microchip/lan9645x/Makefile
@@ -8,4 +8,5 @@ mchp-lan9645x-objs := \
lan9645x_npi.o \
lan9645x_phylink.o \
lan9645x_port.o \
+ lan9645x_stats.o \
lan9645x_vlan.o \
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
index 8f63729ff55d..738a01ee6e64 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -5,6 +5,7 @@
#include <linux/platform_device.h>
#include "lan9645x_main.h"
+#include "lan9645x_stats.h"
static const char *lan9645x_resource_names[NUM_TARGETS + 1] = {
[TARGET_GCB] = "gcb",
@@ -73,6 +74,7 @@ static void lan9645x_teardown(struct dsa_switch *ds)
lan9645x_npi_port_deinit(lan9645x, lan9645x->npi);
lan9645x_mac_deinit(lan9645x);
lan9645x_mdb_deinit(lan9645x);
+ lan9645x_stats_deinit(lan9645x);
mutex_destroy(&lan9645x->fwd_domain_lock);
}
@@ -266,6 +268,12 @@ static int lan9645x_setup(struct dsa_switch *ds)
if (!lan9645x->owq)
return -ENOMEM;
+ err = lan9645x_stats_init(lan9645x);
+ if (err) {
+ dev_err(dev, "Failed to init stats.\n");
+ goto owq_destroy;
+ }
+
ds->mtu_enforcement_ingress = true;
ds->assisted_learning_on_cpu_port = true;
ds->fdb_isolation = true;
@@ -276,6 +284,10 @@ static int lan9645x_setup(struct dsa_switch *ds)
lan9645x->num_phys_ports - lan9645x->num_port_dis);
return 0;
+
+owq_destroy:
+ destroy_workqueue(lan9645x->owq);
+ return err;
}
static void lan9645x_port_phylink_get_caps(struct dsa_switch *ds, int port,
@@ -737,6 +749,68 @@ static int lan9645x_mdb_del(struct dsa_switch *ds, int port,
return err;
}
+static void lan9645x_get_strings(struct dsa_switch *ds, int port, u32 stringset,
+ uint8_t *data)
+{
+ lan9645x_stats_get_strings(ds->priv, port, stringset, data);
+}
+
+static void lan9645x_get_ethtool_stats(struct dsa_switch *ds, int port,
+ uint64_t *data)
+{
+ lan9645x_stats_get_ethtool_stats(ds->priv, port, data);
+}
+
+static int lan9645x_get_sset_count(struct dsa_switch *ds, int port, int sset)
+{
+ return lan9645x_stats_get_sset_count(ds->priv, port, sset);
+}
+
+static void lan9645x_get_eth_mac_stats(struct dsa_switch *ds, int port,
+ struct ethtool_eth_mac_stats *mac_stats)
+{
+ lan9645x_stats_get_eth_mac_stats(ds->priv, port, mac_stats);
+}
+
+static void
+lan9645x_get_rmon_stats(struct dsa_switch *ds, int port,
+ struct ethtool_rmon_stats *rmon_stats,
+ const struct ethtool_rmon_hist_range **ranges)
+{
+ lan9645x_stats_get_rmon_stats(ds->priv, port, rmon_stats, ranges);
+}
+
+static void lan9645x_get_stats64(struct dsa_switch *ds, int port,
+ struct rtnl_link_stats64 *s)
+{
+ lan9645x_stats_get_stats64(ds->priv, port, s);
+}
+
+static void lan9645x_get_pause_stats(struct dsa_switch *ds, int port,
+ struct ethtool_pause_stats *pause_stats)
+{
+ lan9645x_stats_get_pause_stats(ds->priv, port, pause_stats);
+}
+
+static void lan9645x_get_mm_stats(struct dsa_switch *ds, int port,
+ struct ethtool_mm_stats *stats)
+{
+ lan9645x_stats_get_mm_stats(ds->priv, port, stats);
+}
+
+static void lan9645x_get_eth_phy_stats(struct dsa_switch *ds, int port,
+ struct ethtool_eth_phy_stats *phy_stats)
+{
+ lan9645x_stats_get_eth_phy_stats(ds->priv, port, phy_stats);
+}
+
+static void
+lan9645x_get_eth_ctrl_stats(struct dsa_switch *ds, int port,
+ struct ethtool_eth_ctrl_stats *ctrl_stats)
+{
+ lan9645x_stats_get_eth_ctrl_stats(ds->priv, port, ctrl_stats);
+}
+
static const struct dsa_switch_ops lan9645x_switch_ops = {
.get_tag_protocol = lan9645x_get_tag_protocol,
@@ -774,6 +848,18 @@ static const struct dsa_switch_ops lan9645x_switch_ops = {
/* Multicast database */
.port_mdb_add = lan9645x_mdb_add,
.port_mdb_del = lan9645x_mdb_del,
+
+ /* Port statistics counters. */
+ .get_strings = lan9645x_get_strings,
+ .get_ethtool_stats = lan9645x_get_ethtool_stats,
+ .get_sset_count = lan9645x_get_sset_count,
+ .get_eth_mac_stats = lan9645x_get_eth_mac_stats,
+ .get_rmon_stats = lan9645x_get_rmon_stats,
+ .get_stats64 = lan9645x_get_stats64,
+ .get_pause_stats = lan9645x_get_pause_stats,
+ .get_mm_stats = lan9645x_get_mm_stats,
+ .get_eth_phy_stats = lan9645x_get_eth_phy_stats,
+ .get_eth_ctrl_stats = lan9645x_get_eth_ctrl_stats,
};
static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
index 1c3c9899ed07..8d40eb1b6103 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -226,6 +226,9 @@ struct lan9645x {
*/
struct mutex mdb_lock;
+ /* Statistics */
+ struct lan9645x_stats *stats;
+
int num_port_dis;
bool dd_dis;
bool tsn_dis;
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.c
new file mode 100644
index 000000000000..3e82a859f173
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.c
@@ -0,0 +1,922 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+
+#include "lan9645x_main.h"
+#include "lan9645x_stats.h"
+
+#define LAN9645X_STATS_CHECK_DELAY (3 * HZ)
+
+static const u32 lan9645x_port_stats_layout[] = {
+ [SCNT_RX_OCT] = 0x0,
+ [SCNT_RX_UC] = 0x1,
+ [SCNT_RX_MC] = 0x2,
+ [SCNT_RX_BC] = 0x3,
+ [SCNT_RX_SHORT] = 0x4,
+ [SCNT_RX_FRAG] = 0x5,
+ [SCNT_RX_JABBER] = 0x6,
+ [SCNT_RX_CRC] = 0x7,
+ [SCNT_RX_SYMBOL_ERR] = 0x8,
+ [SCNT_RX_SZ_64] = 0x9,
+ [SCNT_RX_SZ_65_127] = 0xa,
+ [SCNT_RX_SZ_128_255] = 0xb,
+ [SCNT_RX_SZ_256_511] = 0xc,
+ [SCNT_RX_SZ_512_1023] = 0xd,
+ [SCNT_RX_SZ_1024_1526] = 0xe,
+ [SCNT_RX_SZ_JUMBO] = 0xf,
+ [SCNT_RX_PAUSE] = 0x10,
+ [SCNT_RX_CONTROL] = 0x11,
+ [SCNT_RX_LONG] = 0x12,
+ [SCNT_RX_CAT_DROP] = 0x13,
+ [SCNT_RX_RED_PRIO_0] = 0x14,
+ [SCNT_RX_RED_PRIO_1] = 0x15,
+ [SCNT_RX_RED_PRIO_2] = 0x16,
+ [SCNT_RX_RED_PRIO_3] = 0x17,
+ [SCNT_RX_RED_PRIO_4] = 0x18,
+ [SCNT_RX_RED_PRIO_5] = 0x19,
+ [SCNT_RX_RED_PRIO_6] = 0x1a,
+ [SCNT_RX_RED_PRIO_7] = 0x1b,
+ [SCNT_RX_YELLOW_PRIO_0] = 0x1c,
+ [SCNT_RX_YELLOW_PRIO_1] = 0x1d,
+ [SCNT_RX_YELLOW_PRIO_2] = 0x1e,
+ [SCNT_RX_YELLOW_PRIO_3] = 0x1f,
+ [SCNT_RX_YELLOW_PRIO_4] = 0x20,
+ [SCNT_RX_YELLOW_PRIO_5] = 0x21,
+ [SCNT_RX_YELLOW_PRIO_6] = 0x22,
+ [SCNT_RX_YELLOW_PRIO_7] = 0x23,
+ [SCNT_RX_GREEN_PRIO_0] = 0x24,
+ [SCNT_RX_GREEN_PRIO_1] = 0x25,
+ [SCNT_RX_GREEN_PRIO_2] = 0x26,
+ [SCNT_RX_GREEN_PRIO_3] = 0x27,
+ [SCNT_RX_GREEN_PRIO_4] = 0x28,
+ [SCNT_RX_GREEN_PRIO_5] = 0x29,
+ [SCNT_RX_GREEN_PRIO_6] = 0x2a,
+ [SCNT_RX_GREEN_PRIO_7] = 0x2b,
+ [SCNT_RX_ASSEMBLY_ERR] = 0x2c,
+ [SCNT_RX_SMD_ERR] = 0x2d,
+ [SCNT_RX_ASSEMBLY_OK] = 0x2e,
+ [SCNT_RX_MERGE_FRAG] = 0x2f,
+ [SCNT_RX_PMAC_OCT] = 0x30,
+ [SCNT_RX_PMAC_UC] = 0x31,
+ [SCNT_RX_PMAC_MC] = 0x32,
+ [SCNT_RX_PMAC_BC] = 0x33,
+ [SCNT_RX_PMAC_SHORT] = 0x34,
+ [SCNT_RX_PMAC_FRAG] = 0x35,
+ [SCNT_RX_PMAC_JABBER] = 0x36,
+ [SCNT_RX_PMAC_CRC] = 0x37,
+ [SCNT_RX_PMAC_SYMBOL_ERR] = 0x38,
+ [SCNT_RX_PMAC_SZ_64] = 0x39,
+ [SCNT_RX_PMAC_SZ_65_127] = 0x3a,
+ [SCNT_RX_PMAC_SZ_128_255] = 0x3b,
+ [SCNT_RX_PMAC_SZ_256_511] = 0x3c,
+ [SCNT_RX_PMAC_SZ_512_1023] = 0x3d,
+ [SCNT_RX_PMAC_SZ_1024_1526] = 0x3e,
+ [SCNT_RX_PMAC_SZ_JUMBO] = 0x3f,
+ [SCNT_RX_PMAC_PAUSE] = 0x40,
+ [SCNT_RX_PMAC_CONTROL] = 0x41,
+ [SCNT_RX_PMAC_LONG] = 0x42,
+ [SCNT_TX_OCT] = 0x80,
+ [SCNT_TX_UC] = 0x81,
+ [SCNT_TX_MC] = 0x82,
+ [SCNT_TX_BC] = 0x83,
+ [SCNT_TX_COL] = 0x84,
+ [SCNT_TX_DROP] = 0x85,
+ [SCNT_TX_PAUSE] = 0x86,
+ [SCNT_TX_SZ_64] = 0x87,
+ [SCNT_TX_SZ_65_127] = 0x88,
+ [SCNT_TX_SZ_128_255] = 0x89,
+ [SCNT_TX_SZ_256_511] = 0x8a,
+ [SCNT_TX_SZ_512_1023] = 0x8b,
+ [SCNT_TX_SZ_1024_1526] = 0x8c,
+ [SCNT_TX_SZ_JUMBO] = 0x8d,
+ [SCNT_TX_YELLOW_PRIO_0] = 0x8e,
+ [SCNT_TX_YELLOW_PRIO_1] = 0x8f,
+ [SCNT_TX_YELLOW_PRIO_2] = 0x90,
+ [SCNT_TX_YELLOW_PRIO_3] = 0x91,
+ [SCNT_TX_YELLOW_PRIO_4] = 0x92,
+ [SCNT_TX_YELLOW_PRIO_5] = 0x93,
+ [SCNT_TX_YELLOW_PRIO_6] = 0x94,
+ [SCNT_TX_YELLOW_PRIO_7] = 0x95,
+ [SCNT_TX_GREEN_PRIO_0] = 0x96,
+ [SCNT_TX_GREEN_PRIO_1] = 0x97,
+ [SCNT_TX_GREEN_PRIO_2] = 0x98,
+ [SCNT_TX_GREEN_PRIO_3] = 0x99,
+ [SCNT_TX_GREEN_PRIO_4] = 0x9a,
+ [SCNT_TX_GREEN_PRIO_5] = 0x9b,
+ [SCNT_TX_GREEN_PRIO_6] = 0x9c,
+ [SCNT_TX_GREEN_PRIO_7] = 0x9d,
+ [SCNT_TX_AGED] = 0x9e,
+ [SCNT_TX_LLCT] = 0x9f,
+ [SCNT_TX_CT] = 0xa0,
+ [SCNT_TX_BUFDROP] = 0xa1,
+ [SCNT_TX_MM_HOLD] = 0xa2,
+ [SCNT_TX_MERGE_FRAG] = 0xa3,
+ [SCNT_TX_PMAC_OCT] = 0xa4,
+ [SCNT_TX_PMAC_UC] = 0xa5,
+ [SCNT_TX_PMAC_MC] = 0xa6,
+ [SCNT_TX_PMAC_BC] = 0xa7,
+ [SCNT_TX_PMAC_PAUSE] = 0xa8,
+ [SCNT_TX_PMAC_SZ_64] = 0xa9,
+ [SCNT_TX_PMAC_SZ_65_127] = 0xaa,
+ [SCNT_TX_PMAC_SZ_128_255] = 0xab,
+ [SCNT_TX_PMAC_SZ_256_511] = 0xac,
+ [SCNT_TX_PMAC_SZ_512_1023] = 0xad,
+ [SCNT_TX_PMAC_SZ_1024_1526] = 0xae,
+ [SCNT_TX_PMAC_SZ_JUMBO] = 0xaf,
+ [SCNT_DR_LOCAL] = 0x100,
+ [SCNT_DR_TAIL] = 0x101,
+ [SCNT_DR_YELLOW_PRIO_0] = 0x102,
+ [SCNT_DR_YELLOW_PRIO_1] = 0x103,
+ [SCNT_DR_YELLOW_PRIO_2] = 0x104,
+ [SCNT_DR_YELLOW_PRIO_3] = 0x105,
+ [SCNT_DR_YELLOW_PRIO_4] = 0x106,
+ [SCNT_DR_YELLOW_PRIO_5] = 0x107,
+ [SCNT_DR_YELLOW_PRIO_6] = 0x108,
+ [SCNT_DR_YELLOW_PRIO_7] = 0x109,
+ [SCNT_DR_GREEN_PRIO_0] = 0x10a,
+ [SCNT_DR_GREEN_PRIO_1] = 0x10b,
+ [SCNT_DR_GREEN_PRIO_2] = 0x10c,
+ [SCNT_DR_GREEN_PRIO_3] = 0x10d,
+ [SCNT_DR_GREEN_PRIO_4] = 0x10e,
+ [SCNT_DR_GREEN_PRIO_5] = 0x10f,
+ [SCNT_DR_GREEN_PRIO_6] = 0x110,
+ [SCNT_DR_GREEN_PRIO_7] = 0x111,
+};
+
+struct lan9645x_ethtool_stat {
+ char name[ETH_GSTRING_LEN];
+ u16 idx;
+};
+
+static const struct lan9645x_ethtool_stat lan9645x_port_ethtool_stats[] = {
+ { "rx_uc", SCNT_RX_UC },
+ { "rx_cat_drop", SCNT_RX_CAT_DROP },
+ { "rx_red_prio_0", SCNT_RX_RED_PRIO_0 },
+ { "rx_red_prio_1", SCNT_RX_RED_PRIO_1 },
+ { "rx_red_prio_2", SCNT_RX_RED_PRIO_2 },
+ { "rx_red_prio_3", SCNT_RX_RED_PRIO_3 },
+ { "rx_red_prio_4", SCNT_RX_RED_PRIO_4 },
+ { "rx_red_prio_5", SCNT_RX_RED_PRIO_5 },
+ { "rx_red_prio_6", SCNT_RX_RED_PRIO_6 },
+ { "rx_red_prio_7", SCNT_RX_RED_PRIO_7 },
+ { "rx_yellow_prio_0", SCNT_RX_YELLOW_PRIO_0 },
+ { "rx_yellow_prio_1", SCNT_RX_YELLOW_PRIO_1 },
+ { "rx_yellow_prio_2", SCNT_RX_YELLOW_PRIO_2 },
+ { "rx_yellow_prio_3", SCNT_RX_YELLOW_PRIO_3 },
+ { "rx_yellow_prio_4", SCNT_RX_YELLOW_PRIO_4 },
+ { "rx_yellow_prio_5", SCNT_RX_YELLOW_PRIO_5 },
+ { "rx_yellow_prio_6", SCNT_RX_YELLOW_PRIO_6 },
+ { "rx_yellow_prio_7", SCNT_RX_YELLOW_PRIO_7 },
+ { "rx_green_prio_0", SCNT_RX_GREEN_PRIO_0 },
+ { "rx_green_prio_1", SCNT_RX_GREEN_PRIO_1 },
+ { "rx_green_prio_2", SCNT_RX_GREEN_PRIO_2 },
+ { "rx_green_prio_3", SCNT_RX_GREEN_PRIO_3 },
+ { "rx_green_prio_4", SCNT_RX_GREEN_PRIO_4 },
+ { "rx_green_prio_5", SCNT_RX_GREEN_PRIO_5 },
+ { "rx_green_prio_6", SCNT_RX_GREEN_PRIO_6 },
+ { "rx_green_prio_7", SCNT_RX_GREEN_PRIO_7 },
+ { "tx_uc", SCNT_TX_UC },
+ { "tx_drop", SCNT_TX_DROP },
+ { "tx_yellow_prio_0", SCNT_TX_YELLOW_PRIO_0 },
+ { "tx_yellow_prio_1", SCNT_TX_YELLOW_PRIO_1 },
+ { "tx_yellow_prio_2", SCNT_TX_YELLOW_PRIO_2 },
+ { "tx_yellow_prio_3", SCNT_TX_YELLOW_PRIO_3 },
+ { "tx_yellow_prio_4", SCNT_TX_YELLOW_PRIO_4 },
+ { "tx_yellow_prio_5", SCNT_TX_YELLOW_PRIO_5 },
+ { "tx_yellow_prio_6", SCNT_TX_YELLOW_PRIO_6 },
+ { "tx_yellow_prio_7", SCNT_TX_YELLOW_PRIO_7 },
+ { "tx_green_prio_0", SCNT_TX_GREEN_PRIO_0 },
+ { "tx_green_prio_1", SCNT_TX_GREEN_PRIO_1 },
+ { "tx_green_prio_2", SCNT_TX_GREEN_PRIO_2 },
+ { "tx_green_prio_3", SCNT_TX_GREEN_PRIO_3 },
+ { "tx_green_prio_4", SCNT_TX_GREEN_PRIO_4 },
+ { "tx_green_prio_5", SCNT_TX_GREEN_PRIO_5 },
+ { "tx_green_prio_6", SCNT_TX_GREEN_PRIO_6 },
+ { "tx_green_prio_7", SCNT_TX_GREEN_PRIO_7 },
+ { "tx_aged", SCNT_TX_AGED },
+ { "tx_bufdrop", SCNT_TX_BUFDROP },
+ { "dr_local", SCNT_DR_LOCAL },
+ { "dr_tail", SCNT_DR_TAIL },
+ { "dr_yellow_prio_0", SCNT_DR_YELLOW_PRIO_0 },
+ { "dr_yellow_prio_1", SCNT_DR_YELLOW_PRIO_1 },
+ { "dr_yellow_prio_2", SCNT_DR_YELLOW_PRIO_2 },
+ { "dr_yellow_prio_3", SCNT_DR_YELLOW_PRIO_3 },
+ { "dr_yellow_prio_4", SCNT_DR_YELLOW_PRIO_4 },
+ { "dr_yellow_prio_5", SCNT_DR_YELLOW_PRIO_5 },
+ { "dr_yellow_prio_6", SCNT_DR_YELLOW_PRIO_6 },
+ { "dr_yellow_prio_7", SCNT_DR_YELLOW_PRIO_7 },
+ { "dr_green_prio_0", SCNT_DR_GREEN_PRIO_0 },
+ { "dr_green_prio_1", SCNT_DR_GREEN_PRIO_1 },
+ { "dr_green_prio_2", SCNT_DR_GREEN_PRIO_2 },
+ { "dr_green_prio_3", SCNT_DR_GREEN_PRIO_3 },
+ { "dr_green_prio_4", SCNT_DR_GREEN_PRIO_4 },
+ { "dr_green_prio_5", SCNT_DR_GREEN_PRIO_5 },
+ { "dr_green_prio_6", SCNT_DR_GREEN_PRIO_6 },
+ { "dr_green_prio_7", SCNT_DR_GREEN_PRIO_7 },
+};
+
+static const struct lan9645x_view_stats lan9645x_view_stat_cfgs[] = {
+ [LAN9645X_STAT_PORTS] = {
+ .name = "ports",
+ .type = LAN9645X_STAT_PORTS,
+ .layout = lan9645x_port_stats_layout,
+ .num_cnts = ARRAY_SIZE(lan9645x_port_stats_layout),
+ .num_indexes = NUM_PHYS_PORTS,
+ },
+};
+
+static int __lan9645x_stats_view_idx_hw_read(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type vtype,
+ int idx)
+{
+ struct lan9645x_stat_region region;
+ struct lan9645x_view_stats *vstats;
+ u32 *region_buf;
+ int err;
+
+ lockdep_assert_held(&lan9645x->stats->hw_lock);
+
+ vstats = lan9645x_get_vstats(lan9645x, vtype);
+ if (!vstats || idx < 0 || idx >= vstats->num_indexes)
+ return -EINVAL;
+
+ lan_wr(SYS_STAT_CFG_STAT_VIEW_SET(idx), lan9645x, SYS_STAT_CFG);
+
+ region_buf = &vstats->buf[vstats->num_cnts * idx];
+
+ /* Each region for this index contains counters which are at sequential
+ * addresses, so we can use bulk reads to ease lock pressure a bit.
+ */
+ for (int r = 0; r < vstats->num_regions; r++) {
+ region = vstats->regions[r];
+ err = lan_bulk_rd(®ion_buf[region.cnts_base_idx], region.cnt,
+ lan9645x, SYS_CNT(region.base_offset));
+ if (err) {
+ dev_err(lan9645x->dev,
+ "stats bulk read err vtype=%d idx=%d err=%d\n",
+ vtype, idx, err);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static void
+__lan9645x_stats_view_idx_transfer(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type vtype, int idx)
+{
+ struct lan9645x_view_stats *vstats;
+ u64 *idx_counters;
+ u32 *region_buf;
+ int cntr;
+
+ lockdep_assert_held(&lan9645x->stats->sw_lock);
+
+ vstats = lan9645x_get_vstats(lan9645x, vtype);
+ if (!vstats || idx < 0 || idx >= vstats->num_indexes)
+ return;
+
+ idx_counters = STATS_INDEX(vstats, idx);
+ region_buf = &vstats->buf[vstats->num_cnts * idx];
+
+ for (cntr = 0; cntr < vstats->num_cnts; cntr++)
+ lan9645x_stats_add_cnt(&idx_counters[cntr], region_buf[cntr]);
+}
+
+static void __lan9645x_stats_view_idx_update(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type vtype,
+ int idx)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+
+ lockdep_assert_held(&s->hw_lock);
+
+ if (!__lan9645x_stats_view_idx_hw_read(lan9645x, vtype, idx)) {
+ spin_lock(&s->sw_lock);
+ __lan9645x_stats_view_idx_transfer(lan9645x, vtype, idx);
+ spin_unlock(&s->sw_lock);
+ }
+}
+
+static u64 *lan9645x_stats_view_idx_update(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type vtype,
+ int idx)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+
+ mutex_lock(&s->hw_lock);
+ __lan9645x_stats_view_idx_update(lan9645x, vtype, idx);
+ mutex_unlock(&s->hw_lock);
+
+ return STAT_COUNTERS(lan9645x, vtype, idx);
+}
+
+static void lan9645x_stats_view_update(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type vtype)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ struct lan9645x_view_stats *vstats;
+ int idx;
+
+ vstats = lan9645x_get_vstats(lan9645x, vtype);
+ if (!vstats)
+ return;
+
+ switch (vtype) {
+ case LAN9645X_STAT_PORTS:
+ mutex_lock(&s->hw_lock);
+ for (idx = 0; idx < vstats->num_indexes; idx++) {
+ if (dsa_is_unused_port(lan9645x->ds, idx))
+ continue;
+ __lan9645x_stats_view_idx_update(lan9645x, vtype, idx);
+ }
+ mutex_unlock(&s->hw_lock);
+ return;
+ default:
+ return;
+ }
+}
+
+static void lan9645x_stats_update(struct lan9645x *lan9645x)
+{
+ for (int vtype = 0; vtype < LAN9645X_STAT_NUM; vtype++)
+ lan9645x_stats_view_update(lan9645x, vtype);
+}
+
+void lan9645x_stats_get_strings(struct lan9645x *lan9645x, int port,
+ u32 stringset, u8 *data)
+{
+ int i;
+
+ if (stringset != ETH_SS_STATS)
+ return;
+
+ for (i = 0; i < ARRAY_SIZE(lan9645x_port_ethtool_stats); i++)
+ memcpy(data + i * ETH_GSTRING_LEN,
+ lan9645x_port_ethtool_stats[i].name, ETH_GSTRING_LEN);
+}
+
+int lan9645x_stats_get_sset_count(struct lan9645x *lan9645x, int port, int sset)
+{
+ if (sset != ETH_SS_STATS)
+ return -EOPNOTSUPP;
+
+ return ARRAY_SIZE(lan9645x_port_ethtool_stats);
+}
+
+void lan9645x_stats_get_ethtool_stats(struct lan9645x *lan9645x, int port,
+ u64 *data)
+{
+ struct lan9645x_stats *stats = lan9645x->stats;
+ u64 *c;
+ int i;
+
+ c = lan9645x_stats_view_idx_update(lan9645x, LAN9645X_STAT_PORTS, port);
+
+ spin_lock(&stats->sw_lock);
+ for (i = 0; i < ARRAY_SIZE(lan9645x_port_ethtool_stats); i++)
+ *data++ = c[lan9645x_port_ethtool_stats[i].idx];
+ spin_unlock(&stats->sw_lock);
+}
+
+static u64 *lan9645x_stats_port_update(struct lan9645x *lan9645x, int port)
+{
+ return lan9645x_stats_view_idx_update(lan9645x, LAN9645X_STAT_PORTS,
+ port);
+}
+
+void lan9645x_stats_get_eth_mac_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_mac_stats *m)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ switch (m->src) {
+ case ETHTOOL_MAC_STATS_SRC_EMAC:
+ m->FramesTransmittedOK = c[SCNT_TX_UC] +
+ c[SCNT_TX_MC] +
+ c[SCNT_TX_BC];
+ m->SingleCollisionFrames = c[SCNT_TX_COL];
+ m->FramesReceivedOK = c[SCNT_RX_UC] +
+ c[SCNT_RX_MC] +
+ c[SCNT_RX_BC];
+ m->FrameCheckSequenceErrors = c[SCNT_RX_CRC];
+ m->OctetsTransmittedOK = c[SCNT_TX_OCT];
+ m->OctetsReceivedOK = c[SCNT_RX_OCT];
+ m->MulticastFramesXmittedOK = c[SCNT_TX_MC];
+ m->BroadcastFramesXmittedOK = c[SCNT_TX_BC];
+ m->MulticastFramesReceivedOK = c[SCNT_RX_MC];
+ m->BroadcastFramesReceivedOK = c[SCNT_RX_BC];
+ m->InRangeLengthErrors = c[SCNT_RX_FRAG] +
+ c[SCNT_RX_JABBER] +
+ c[SCNT_RX_CRC];
+ m->OutOfRangeLengthField = c[SCNT_RX_SHORT] +
+ c[SCNT_RX_LONG];
+ m->FrameTooLongErrors = c[SCNT_RX_LONG];
+ break;
+ case ETHTOOL_MAC_STATS_SRC_PMAC:
+ m->FramesTransmittedOK = c[SCNT_TX_PMAC_UC] +
+ c[SCNT_TX_PMAC_MC] +
+ c[SCNT_TX_PMAC_BC];
+ m->FramesReceivedOK = c[SCNT_RX_PMAC_UC] +
+ c[SCNT_RX_PMAC_MC] +
+ c[SCNT_RX_PMAC_BC];
+ m->FrameCheckSequenceErrors = c[SCNT_RX_PMAC_CRC];
+ m->OctetsTransmittedOK = c[SCNT_TX_PMAC_OCT];
+ m->OctetsReceivedOK = c[SCNT_RX_PMAC_OCT];
+ m->MulticastFramesXmittedOK = c[SCNT_TX_PMAC_MC];
+ m->BroadcastFramesXmittedOK = c[SCNT_TX_PMAC_BC];
+ m->MulticastFramesReceivedOK = c[SCNT_RX_PMAC_MC];
+ m->BroadcastFramesReceivedOK = c[SCNT_RX_PMAC_BC];
+ m->InRangeLengthErrors = c[SCNT_RX_PMAC_FRAG] +
+ c[SCNT_RX_PMAC_JABBER] +
+ c[SCNT_RX_PMAC_CRC];
+ m->OutOfRangeLengthField = c[SCNT_RX_PMAC_SHORT] +
+ c[SCNT_RX_PMAC_LONG];
+ m->FrameTooLongErrors = c[SCNT_RX_PMAC_LONG];
+ break;
+ default:
+ m->FramesTransmittedOK = c[SCNT_TX_UC] +
+ c[SCNT_TX_MC] +
+ c[SCNT_TX_BC] +
+ c[SCNT_TX_PMAC_UC] +
+ c[SCNT_TX_PMAC_MC] +
+ c[SCNT_TX_PMAC_BC];
+ m->SingleCollisionFrames = c[SCNT_TX_COL];
+ m->FramesReceivedOK = c[SCNT_RX_UC] +
+ c[SCNT_RX_MC] +
+ c[SCNT_RX_BC] +
+ c[SCNT_RX_PMAC_UC] +
+ c[SCNT_RX_PMAC_MC] +
+ c[SCNT_RX_PMAC_BC];
+ m->FrameCheckSequenceErrors = c[SCNT_RX_CRC] +
+ c[SCNT_RX_PMAC_CRC];
+ m->OctetsTransmittedOK = c[SCNT_TX_OCT] +
+ c[SCNT_TX_PMAC_OCT];
+ m->OctetsReceivedOK = c[SCNT_RX_OCT] +
+ c[SCNT_RX_PMAC_OCT];
+ m->MulticastFramesXmittedOK = c[SCNT_TX_MC] +
+ c[SCNT_TX_PMAC_MC];
+ m->BroadcastFramesXmittedOK = c[SCNT_TX_BC] +
+ c[SCNT_TX_PMAC_BC];
+ m->MulticastFramesReceivedOK = c[SCNT_RX_MC] +
+ c[SCNT_RX_PMAC_MC];
+ m->BroadcastFramesReceivedOK = c[SCNT_RX_BC] +
+ c[SCNT_RX_PMAC_BC];
+ m->InRangeLengthErrors = c[SCNT_RX_FRAG] +
+ c[SCNT_RX_JABBER] +
+ c[SCNT_RX_CRC] +
+ c[SCNT_RX_PMAC_FRAG] +
+ c[SCNT_RX_PMAC_JABBER] +
+ c[SCNT_RX_PMAC_CRC];
+ m->OutOfRangeLengthField = c[SCNT_RX_SHORT] +
+ c[SCNT_RX_LONG] +
+ c[SCNT_RX_PMAC_SHORT] +
+ c[SCNT_RX_PMAC_LONG];
+ m->FrameTooLongErrors = c[SCNT_RX_LONG] +
+ c[SCNT_RX_PMAC_LONG];
+ break;
+ }
+
+ spin_unlock(&s->sw_lock);
+}
+
+static const struct ethtool_rmon_hist_range lan9645x_rmon_ranges[] = {
+ { 0, 64 },
+ { 65, 127 },
+ { 128, 255 },
+ { 256, 511 },
+ { 512, 1023 },
+ { 1024, 1526 },
+ { 1527, 0xffff },
+ {}
+};
+
+void
+lan9645x_stats_get_rmon_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_rmon_stats *r,
+ const struct ethtool_rmon_hist_range **ranges)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ switch (r->src) {
+ case ETHTOOL_MAC_STATS_SRC_EMAC:
+ r->undersize_pkts = c[SCNT_RX_SHORT];
+ r->oversize_pkts = c[SCNT_RX_LONG];
+ r->fragments = c[SCNT_RX_FRAG];
+ r->jabbers = c[SCNT_RX_JABBER];
+ r->hist[0] = c[SCNT_RX_SZ_64];
+ r->hist[1] = c[SCNT_RX_SZ_65_127];
+ r->hist[2] = c[SCNT_RX_SZ_128_255];
+ r->hist[3] = c[SCNT_RX_SZ_256_511];
+ r->hist[4] = c[SCNT_RX_SZ_512_1023];
+ r->hist[5] = c[SCNT_RX_SZ_1024_1526];
+ r->hist[6] = c[SCNT_RX_SZ_JUMBO];
+ r->hist_tx[0] = c[SCNT_TX_SZ_64];
+ r->hist_tx[1] = c[SCNT_TX_SZ_65_127];
+ r->hist_tx[2] = c[SCNT_TX_SZ_128_255];
+ r->hist_tx[3] = c[SCNT_TX_SZ_256_511];
+ r->hist_tx[4] = c[SCNT_TX_SZ_512_1023];
+ r->hist_tx[5] = c[SCNT_TX_SZ_1024_1526];
+ r->hist_tx[6] = c[SCNT_TX_SZ_JUMBO];
+ break;
+ case ETHTOOL_MAC_STATS_SRC_PMAC:
+ r->undersize_pkts = c[SCNT_RX_PMAC_SHORT];
+ r->oversize_pkts = c[SCNT_RX_PMAC_LONG];
+ r->fragments = c[SCNT_RX_PMAC_FRAG];
+ r->jabbers = c[SCNT_RX_PMAC_JABBER];
+ r->hist[0] = c[SCNT_RX_PMAC_SZ_64];
+ r->hist[1] = c[SCNT_RX_PMAC_SZ_65_127];
+ r->hist[2] = c[SCNT_RX_PMAC_SZ_128_255];
+ r->hist[3] = c[SCNT_RX_PMAC_SZ_256_511];
+ r->hist[4] = c[SCNT_RX_PMAC_SZ_512_1023];
+ r->hist[5] = c[SCNT_RX_PMAC_SZ_1024_1526];
+ r->hist[6] = c[SCNT_RX_PMAC_SZ_JUMBO];
+ r->hist_tx[0] = c[SCNT_TX_PMAC_SZ_64];
+ r->hist_tx[1] = c[SCNT_TX_PMAC_SZ_65_127];
+ r->hist_tx[2] = c[SCNT_TX_PMAC_SZ_128_255];
+ r->hist_tx[3] = c[SCNT_TX_PMAC_SZ_256_511];
+ r->hist_tx[4] = c[SCNT_TX_PMAC_SZ_512_1023];
+ r->hist_tx[5] = c[SCNT_TX_PMAC_SZ_1024_1526];
+ r->hist_tx[6] = c[SCNT_TX_PMAC_SZ_JUMBO];
+ break;
+ default:
+ r->undersize_pkts = c[SCNT_RX_SHORT] +
+ c[SCNT_RX_PMAC_SHORT];
+ r->oversize_pkts = c[SCNT_RX_LONG] +
+ c[SCNT_RX_PMAC_LONG];
+ r->fragments = c[SCNT_RX_FRAG] +
+ c[SCNT_RX_PMAC_FRAG];
+ r->jabbers = c[SCNT_RX_JABBER] +
+ c[SCNT_RX_PMAC_JABBER];
+ r->hist[0] = c[SCNT_RX_SZ_64] +
+ c[SCNT_RX_PMAC_SZ_64];
+ r->hist[1] = c[SCNT_RX_SZ_65_127] +
+ c[SCNT_RX_PMAC_SZ_65_127];
+ r->hist[2] = c[SCNT_RX_SZ_128_255] +
+ c[SCNT_RX_PMAC_SZ_128_255];
+ r->hist[3] = c[SCNT_RX_SZ_256_511] +
+ c[SCNT_RX_PMAC_SZ_256_511];
+ r->hist[4] = c[SCNT_RX_SZ_512_1023] +
+ c[SCNT_RX_PMAC_SZ_512_1023];
+ r->hist[5] = c[SCNT_RX_SZ_1024_1526] +
+ c[SCNT_RX_PMAC_SZ_1024_1526];
+ r->hist[6] = c[SCNT_RX_SZ_JUMBO] +
+ c[SCNT_RX_PMAC_SZ_JUMBO];
+ r->hist_tx[0] = c[SCNT_TX_SZ_64] +
+ c[SCNT_TX_PMAC_SZ_64];
+ r->hist_tx[1] = c[SCNT_TX_SZ_65_127] +
+ c[SCNT_TX_PMAC_SZ_65_127];
+ r->hist_tx[2] = c[SCNT_TX_SZ_128_255] +
+ c[SCNT_TX_PMAC_SZ_128_255];
+ r->hist_tx[3] = c[SCNT_TX_SZ_256_511] +
+ c[SCNT_TX_PMAC_SZ_256_511];
+ r->hist_tx[4] = c[SCNT_TX_SZ_512_1023] +
+ c[SCNT_TX_PMAC_SZ_512_1023];
+ r->hist_tx[5] = c[SCNT_TX_SZ_1024_1526] +
+ c[SCNT_TX_PMAC_SZ_1024_1526];
+ r->hist_tx[6] = c[SCNT_TX_SZ_JUMBO] +
+ c[SCNT_TX_PMAC_SZ_JUMBO];
+ break;
+ }
+
+ spin_unlock(&s->sw_lock);
+
+ *ranges = lan9645x_rmon_ranges;
+}
+
+/* Called in atomic context */
+void lan9645x_stats_get_stats64(struct lan9645x *lan9645x, int port,
+ struct rtnl_link_stats64 *stats)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = STAT_COUNTERS(lan9645x, LAN9645X_STAT_PORTS, port);
+
+ spin_lock(&s->sw_lock);
+
+ stats->rx_bytes = c[SCNT_RX_OCT] + c[SCNT_RX_PMAC_OCT];
+
+ stats->rx_packets = c[SCNT_RX_SHORT] +
+ c[SCNT_RX_FRAG] +
+ c[SCNT_RX_JABBER] +
+ c[SCNT_RX_CRC] +
+ c[SCNT_RX_SYMBOL_ERR] +
+ c[SCNT_RX_SZ_64] +
+ c[SCNT_RX_SZ_65_127] +
+ c[SCNT_RX_SZ_128_255] +
+ c[SCNT_RX_SZ_256_511] +
+ c[SCNT_RX_SZ_512_1023] +
+ c[SCNT_RX_SZ_1024_1526] +
+ c[SCNT_RX_SZ_JUMBO] +
+ c[SCNT_RX_LONG] +
+ c[SCNT_RX_PMAC_SHORT] +
+ c[SCNT_RX_PMAC_FRAG] +
+ c[SCNT_RX_PMAC_JABBER] +
+ c[SCNT_RX_PMAC_SZ_64] +
+ c[SCNT_RX_PMAC_SZ_65_127] +
+ c[SCNT_RX_PMAC_SZ_128_255] +
+ c[SCNT_RX_PMAC_SZ_256_511] +
+ c[SCNT_RX_PMAC_SZ_512_1023] +
+ c[SCNT_RX_PMAC_SZ_1024_1526] +
+ c[SCNT_RX_PMAC_SZ_JUMBO];
+
+ stats->multicast = c[SCNT_RX_MC] + c[SCNT_RX_PMAC_MC];
+
+ stats->rx_errors = c[SCNT_RX_SHORT] +
+ c[SCNT_RX_FRAG] +
+ c[SCNT_RX_JABBER] +
+ c[SCNT_RX_CRC] +
+ c[SCNT_RX_SYMBOL_ERR] +
+ c[SCNT_RX_LONG] +
+ c[SCNT_RX_PMAC_SHORT] +
+ c[SCNT_RX_PMAC_FRAG] +
+ c[SCNT_RX_PMAC_JABBER] +
+ c[SCNT_RX_PMAC_CRC] +
+ c[SCNT_RX_PMAC_SYMBOL_ERR] +
+ c[SCNT_RX_PMAC_LONG];
+
+ stats->rx_dropped = c[SCNT_RX_LONG] +
+ c[SCNT_DR_LOCAL] +
+ c[SCNT_DR_TAIL] +
+ c[SCNT_RX_CAT_DROP] +
+ c[SCNT_RX_RED_PRIO_0] +
+ c[SCNT_RX_RED_PRIO_1] +
+ c[SCNT_RX_RED_PRIO_2] +
+ c[SCNT_RX_RED_PRIO_3] +
+ c[SCNT_RX_RED_PRIO_4] +
+ c[SCNT_RX_RED_PRIO_5] +
+ c[SCNT_RX_RED_PRIO_6] +
+ c[SCNT_RX_RED_PRIO_7];
+
+ for (int i = 0; i < LAN9645X_NUM_TC; i++) {
+ stats->rx_dropped += c[SCNT_DR_YELLOW_PRIO_0 + i] +
+ c[SCNT_DR_GREEN_PRIO_0 + i];
+ }
+
+ stats->tx_bytes = c[SCNT_TX_OCT] + c[SCNT_TX_PMAC_OCT];
+
+ stats->tx_packets = c[SCNT_TX_SZ_64] +
+ c[SCNT_TX_SZ_65_127] +
+ c[SCNT_TX_SZ_128_255] +
+ c[SCNT_TX_SZ_256_511] +
+ c[SCNT_TX_SZ_512_1023] +
+ c[SCNT_TX_SZ_1024_1526] +
+ c[SCNT_TX_SZ_JUMBO] +
+ c[SCNT_TX_PMAC_SZ_64] +
+ c[SCNT_TX_PMAC_SZ_65_127] +
+ c[SCNT_TX_PMAC_SZ_128_255] +
+ c[SCNT_TX_PMAC_SZ_256_511] +
+ c[SCNT_TX_PMAC_SZ_512_1023] +
+ c[SCNT_TX_PMAC_SZ_1024_1526] +
+ c[SCNT_TX_PMAC_SZ_JUMBO];
+
+ stats->tx_dropped = c[SCNT_TX_DROP] + c[SCNT_TX_AGED];
+
+ stats->collisions = c[SCNT_TX_COL];
+
+ spin_unlock(&s->sw_lock);
+}
+
+void lan9645x_stats_get_eth_phy_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_phy_stats *p)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ switch (p->src) {
+ case ETHTOOL_MAC_STATS_SRC_EMAC:
+ p->SymbolErrorDuringCarrier = c[SCNT_RX_SYMBOL_ERR];
+ break;
+ case ETHTOOL_MAC_STATS_SRC_PMAC:
+ p->SymbolErrorDuringCarrier = c[SCNT_RX_PMAC_SYMBOL_ERR];
+ break;
+ default:
+ p->SymbolErrorDuringCarrier = c[SCNT_RX_SYMBOL_ERR] +
+ c[SCNT_RX_PMAC_SYMBOL_ERR];
+ break;
+ }
+
+ spin_unlock(&s->sw_lock);
+}
+
+void
+lan9645x_stats_get_eth_ctrl_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_ctrl_stats *ctrl)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ switch (ctrl->src) {
+ case ETHTOOL_MAC_STATS_SRC_EMAC:
+ ctrl->MACControlFramesReceived = c[SCNT_RX_CONTROL];
+ break;
+ case ETHTOOL_MAC_STATS_SRC_PMAC:
+ ctrl->MACControlFramesReceived = c[SCNT_RX_PMAC_CONTROL];
+ break;
+ default:
+ ctrl->MACControlFramesReceived = c[SCNT_RX_CONTROL] +
+ c[SCNT_RX_PMAC_CONTROL];
+ break;
+ }
+
+ spin_unlock(&s->sw_lock);
+}
+
+void lan9645x_stats_get_pause_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_pause_stats *ps)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ switch (ps->src) {
+ case ETHTOOL_MAC_STATS_SRC_EMAC:
+ ps->tx_pause_frames = c[SCNT_TX_PAUSE];
+ ps->rx_pause_frames = c[SCNT_RX_PAUSE];
+ break;
+ case ETHTOOL_MAC_STATS_SRC_PMAC:
+ ps->tx_pause_frames = c[SCNT_TX_PMAC_PAUSE];
+ ps->rx_pause_frames = c[SCNT_RX_PMAC_PAUSE];
+ break;
+ default:
+ ps->tx_pause_frames = c[SCNT_TX_PAUSE] + c[SCNT_TX_PMAC_PAUSE];
+ ps->rx_pause_frames = c[SCNT_RX_PAUSE] + c[SCNT_RX_PMAC_PAUSE];
+ break;
+ }
+
+ spin_unlock(&s->sw_lock);
+}
+
+void lan9645x_stats_get_mm_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_mm_stats *stats)
+{
+ struct lan9645x_stats *s = lan9645x->stats;
+ u64 *c;
+
+ c = lan9645x_stats_port_update(lan9645x, port);
+
+ spin_lock(&s->sw_lock);
+
+ stats->MACMergeFrameAssErrorCount = c[SCNT_RX_ASSEMBLY_ERR];
+ stats->MACMergeFrameSmdErrorCount = c[SCNT_RX_SMD_ERR];
+ stats->MACMergeFrameAssOkCount = c[SCNT_RX_ASSEMBLY_OK];
+ stats->MACMergeFragCountRx = c[SCNT_RX_MERGE_FRAG];
+ stats->MACMergeFragCountTx = c[SCNT_TX_MERGE_FRAG];
+ stats->MACMergeHoldCount = c[SCNT_TX_MM_HOLD];
+
+ spin_unlock(&s->sw_lock);
+}
+
+static void lan9645x_check_stats_work(struct work_struct *work)
+{
+ struct delayed_work *del_work = to_delayed_work(work);
+ struct lan9645x_stats *stats;
+
+ stats = container_of(del_work, struct lan9645x_stats, work);
+
+ lan9645x_stats_update(stats->lan9645x);
+
+ queue_delayed_work(stats->queue, &stats->work,
+ LAN9645X_STATS_CHECK_DELAY);
+}
+
+static int lan9645x_stats_prepare_regions(struct lan9645x *lan9645x,
+ struct lan9645x_view_stats *vstat)
+{
+ struct lan9645x_stat_region *regions;
+ const u32 *layout = vstat->layout;
+ size_t num_regions = 1;
+ int i;
+
+ for (i = 1; i < vstat->num_cnts; i++)
+ if (layout[i] != layout[i - 1] + 1)
+ num_regions++;
+
+ regions = devm_kcalloc(lan9645x->dev, num_regions, sizeof(*regions),
+ GFP_KERNEL);
+ if (!regions)
+ return -ENOMEM;
+
+ vstat->num_regions = num_regions;
+ vstat->regions = regions;
+
+ regions[0].base_offset = layout[0];
+ regions[0].cnts_base_idx = 0;
+ regions[0].cnt = 1;
+
+ for (i = 1, num_regions = 0; i < vstat->num_cnts; i++) {
+ if (layout[i] != layout[i - 1] + 1) {
+ num_regions++;
+ regions[num_regions].base_offset = layout[i];
+ regions[num_regions].cnts_base_idx = i;
+ regions[num_regions].cnt = 1;
+ } else {
+ regions[num_regions].cnt++;
+ }
+ }
+
+ return 0;
+}
+
+static int lan9645x_view_stat_init(struct lan9645x *lan9645x,
+ struct lan9645x_view_stats *vstat,
+ const struct lan9645x_view_stats *cfg)
+{
+ size_t total = cfg->num_cnts * cfg->num_indexes;
+ int err;
+
+ memcpy(vstat, cfg, sizeof(*cfg));
+
+ vstat->cnts = devm_kcalloc(lan9645x->dev, total, sizeof(u64),
+ GFP_KERNEL);
+ if (!vstat->cnts)
+ return -ENOMEM;
+
+ vstat->buf = devm_kcalloc(lan9645x->dev, total, sizeof(u32),
+ GFP_KERNEL);
+ if (!vstat->buf)
+ return -ENOMEM;
+
+ err = lan9645x_stats_prepare_regions(lan9645x, vstat);
+ if (err)
+ return err;
+
+ vstat->stats = lan9645x->stats;
+
+ return 0;
+}
+
+int lan9645x_stats_init(struct lan9645x *lan9645x)
+{
+ const struct lan9645x_view_stats *vs;
+ struct lan9645x_stats *stats;
+ int err, i;
+
+ lan9645x->stats = devm_kzalloc(lan9645x->dev, sizeof(*stats),
+ GFP_KERNEL);
+ if (!lan9645x->stats)
+ return -ENOMEM;
+
+ stats = lan9645x->stats;
+ stats->lan9645x = lan9645x;
+
+ mutex_init(&stats->hw_lock);
+ spin_lock_init(&stats->sw_lock);
+
+ for (i = 0; i < ARRAY_SIZE(lan9645x_view_stat_cfgs); i++) {
+ vs = &lan9645x_view_stat_cfgs[i];
+
+ if (!vs->num_cnts)
+ continue;
+
+ err = lan9645x_view_stat_init(lan9645x, &stats->view[vs->type],
+ vs);
+ if (err)
+ return err;
+ }
+
+ stats->queue = alloc_ordered_workqueue("%s-stats", 0,
+ dev_name(lan9645x->dev));
+ if (!stats->queue)
+ return -ENOMEM;
+
+ INIT_DELAYED_WORK(&stats->work, lan9645x_check_stats_work);
+ queue_delayed_work(stats->queue, &stats->work,
+ LAN9645X_STATS_CHECK_DELAY);
+
+ return 0;
+}
+
+void lan9645x_stats_deinit(struct lan9645x *lan9645x)
+{
+ cancel_delayed_work_sync(&lan9645x->stats->work);
+ destroy_workqueue(lan9645x->stats->queue);
+ mutex_destroy(&lan9645x->stats->hw_lock);
+ lan9645x->stats->queue = NULL;
+}
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.h
new file mode 100644
index 000000000000..268f6ad18088
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_stats.h
@@ -0,0 +1,277 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#ifndef _LAN9645X_STATS_H_
+#define _LAN9645X_STATS_H_
+
+#include "lan9645x_main.h"
+
+#define STATS_INDEX(vstats, idx) (&(vstats)->cnts[(vstats)->num_cnts * (idx)])
+
+#define STAT_COUNTERS(lan9645x, type, idx) \
+ STATS_INDEX(lan9645x_get_vstats(lan9645x, type), idx)
+
+/* Counter indices into stat layout structs */
+#define SCNT_FRER_SID_IN_PKT 0
+#define SCNT_ISDX_GREEN_OCT 1
+#define SCNT_ISDX_GREEN_PKT 2
+#define SCNT_ISDX_YELLOW_OCT 3
+#define SCNT_ISDX_YELLOW_PKT 4
+#define SCNT_ISDX_RED_OCT 5
+#define SCNT_ISDX_RED_PKT 6
+#define SCNT_ISDX_DROP_GREEN_OCT 7
+#define SCNT_ISDX_DROP_GREEN_PKT 8
+#define SCNT_ISDX_DROP_YELLOW_OCT 9
+#define SCNT_ISDX_DROP_YELLOW_PKT 10
+
+#define SCNT_SF_MATCHING_FRAMES_COUNT 0
+#define SCNT_SF_NOT_PASSING_FRAMES_COUNT 1
+#define SCNT_SF_NOT_PASSING_SDU_COUNT 2
+#define SCNT_SF_RED_FRAMES_COUNT 3
+#define SCNT_SF_STREAM_BLOCK_COUNT 4
+
+#define SCNT_ESDX_GREEN_OCT 0
+#define SCNT_ESDX_GREEN_PKT 1
+#define SCNT_ESDX_YELLOW_OCT 2
+#define SCNT_ESDX_YELLOW_PKT 3
+
+#define SCNT_RX_OCT 0
+#define SCNT_RX_UC 1
+#define SCNT_RX_MC 2
+#define SCNT_RX_BC 3
+#define SCNT_RX_SHORT 4
+#define SCNT_RX_FRAG 5
+#define SCNT_RX_JABBER 6
+#define SCNT_RX_CRC 7
+#define SCNT_RX_SYMBOL_ERR 8
+#define SCNT_RX_SZ_64 9
+#define SCNT_RX_SZ_65_127 10
+#define SCNT_RX_SZ_128_255 11
+#define SCNT_RX_SZ_256_511 12
+#define SCNT_RX_SZ_512_1023 13
+#define SCNT_RX_SZ_1024_1526 14
+#define SCNT_RX_SZ_JUMBO 15
+#define SCNT_RX_PAUSE 16
+#define SCNT_RX_CONTROL 17
+#define SCNT_RX_LONG 18
+#define SCNT_RX_CAT_DROP 19
+#define SCNT_RX_RED_PRIO_0 20
+#define SCNT_RX_RED_PRIO_1 21
+#define SCNT_RX_RED_PRIO_2 22
+#define SCNT_RX_RED_PRIO_3 23
+#define SCNT_RX_RED_PRIO_4 24
+#define SCNT_RX_RED_PRIO_5 25
+#define SCNT_RX_RED_PRIO_6 26
+#define SCNT_RX_RED_PRIO_7 27
+#define SCNT_RX_YELLOW_PRIO_0 28
+#define SCNT_RX_YELLOW_PRIO_1 29
+#define SCNT_RX_YELLOW_PRIO_2 30
+#define SCNT_RX_YELLOW_PRIO_3 31
+#define SCNT_RX_YELLOW_PRIO_4 32
+#define SCNT_RX_YELLOW_PRIO_5 33
+#define SCNT_RX_YELLOW_PRIO_6 34
+#define SCNT_RX_YELLOW_PRIO_7 35
+#define SCNT_RX_GREEN_PRIO_0 36
+#define SCNT_RX_GREEN_PRIO_1 37
+#define SCNT_RX_GREEN_PRIO_2 38
+#define SCNT_RX_GREEN_PRIO_3 39
+#define SCNT_RX_GREEN_PRIO_4 40
+#define SCNT_RX_GREEN_PRIO_5 41
+#define SCNT_RX_GREEN_PRIO_6 42
+#define SCNT_RX_GREEN_PRIO_7 43
+#define SCNT_RX_ASSEMBLY_ERR 44
+#define SCNT_RX_SMD_ERR 45
+#define SCNT_RX_ASSEMBLY_OK 46
+#define SCNT_RX_MERGE_FRAG 47
+#define SCNT_RX_PMAC_OCT 48
+#define SCNT_RX_PMAC_UC 49
+#define SCNT_RX_PMAC_MC 50
+#define SCNT_RX_PMAC_BC 51
+#define SCNT_RX_PMAC_SHORT 52
+#define SCNT_RX_PMAC_FRAG 53
+#define SCNT_RX_PMAC_JABBER 54
+#define SCNT_RX_PMAC_CRC 55
+#define SCNT_RX_PMAC_SYMBOL_ERR 56
+#define SCNT_RX_PMAC_SZ_64 57
+#define SCNT_RX_PMAC_SZ_65_127 58
+#define SCNT_RX_PMAC_SZ_128_255 59
+#define SCNT_RX_PMAC_SZ_256_511 60
+#define SCNT_RX_PMAC_SZ_512_1023 61
+#define SCNT_RX_PMAC_SZ_1024_1526 62
+#define SCNT_RX_PMAC_SZ_JUMBO 63
+#define SCNT_RX_PMAC_PAUSE 64
+#define SCNT_RX_PMAC_CONTROL 65
+#define SCNT_RX_PMAC_LONG 66
+#define SCNT_TX_OCT 67
+#define SCNT_TX_UC 68
+#define SCNT_TX_MC 69
+#define SCNT_TX_BC 70
+#define SCNT_TX_COL 71
+#define SCNT_TX_DROP 72
+#define SCNT_TX_PAUSE 73
+#define SCNT_TX_SZ_64 74
+#define SCNT_TX_SZ_65_127 75
+#define SCNT_TX_SZ_128_255 76
+#define SCNT_TX_SZ_256_511 77
+#define SCNT_TX_SZ_512_1023 78
+#define SCNT_TX_SZ_1024_1526 79
+#define SCNT_TX_SZ_JUMBO 80
+#define SCNT_TX_YELLOW_PRIO_0 81
+#define SCNT_TX_YELLOW_PRIO_1 82
+#define SCNT_TX_YELLOW_PRIO_2 83
+#define SCNT_TX_YELLOW_PRIO_3 84
+#define SCNT_TX_YELLOW_PRIO_4 85
+#define SCNT_TX_YELLOW_PRIO_5 86
+#define SCNT_TX_YELLOW_PRIO_6 87
+#define SCNT_TX_YELLOW_PRIO_7 88
+#define SCNT_TX_GREEN_PRIO_0 89
+#define SCNT_TX_GREEN_PRIO_1 90
+#define SCNT_TX_GREEN_PRIO_2 91
+#define SCNT_TX_GREEN_PRIO_3 92
+#define SCNT_TX_GREEN_PRIO_4 93
+#define SCNT_TX_GREEN_PRIO_5 94
+#define SCNT_TX_GREEN_PRIO_6 95
+#define SCNT_TX_GREEN_PRIO_7 96
+#define SCNT_TX_AGED 97
+#define SCNT_TX_LLCT 98
+#define SCNT_TX_CT 99
+#define SCNT_TX_BUFDROP 100
+#define SCNT_TX_MM_HOLD 101
+#define SCNT_TX_MERGE_FRAG 102
+#define SCNT_TX_PMAC_OCT 103
+#define SCNT_TX_PMAC_UC 104
+#define SCNT_TX_PMAC_MC 105
+#define SCNT_TX_PMAC_BC 106
+#define SCNT_TX_PMAC_PAUSE 107
+#define SCNT_TX_PMAC_SZ_64 108
+#define SCNT_TX_PMAC_SZ_65_127 109
+#define SCNT_TX_PMAC_SZ_128_255 110
+#define SCNT_TX_PMAC_SZ_256_511 111
+#define SCNT_TX_PMAC_SZ_512_1023 112
+#define SCNT_TX_PMAC_SZ_1024_1526 113
+#define SCNT_TX_PMAC_SZ_JUMBO 114
+#define SCNT_DR_LOCAL 115
+#define SCNT_DR_TAIL 116
+#define SCNT_DR_YELLOW_PRIO_0 117
+#define SCNT_DR_YELLOW_PRIO_1 118
+#define SCNT_DR_YELLOW_PRIO_2 119
+#define SCNT_DR_YELLOW_PRIO_3 120
+#define SCNT_DR_YELLOW_PRIO_4 121
+#define SCNT_DR_YELLOW_PRIO_5 122
+#define SCNT_DR_YELLOW_PRIO_6 123
+#define SCNT_DR_YELLOW_PRIO_7 124
+#define SCNT_DR_GREEN_PRIO_0 125
+#define SCNT_DR_GREEN_PRIO_1 126
+#define SCNT_DR_GREEN_PRIO_2 127
+#define SCNT_DR_GREEN_PRIO_3 128
+#define SCNT_DR_GREEN_PRIO_4 129
+#define SCNT_DR_GREEN_PRIO_5 130
+#define SCNT_DR_GREEN_PRIO_6 131
+#define SCNT_DR_GREEN_PRIO_7 132
+
+enum lan9645x_view_stat_type {
+ LAN9645X_STAT_PORTS = 0,
+ LAN9645X_STAT_ISDX,
+ LAN9645X_STAT_ESDX,
+ LAN9645X_STAT_SFID,
+
+ LAN9645X_STAT_NUM,
+};
+
+struct lan9645x_stat_region {
+ u32 base_offset;
+ u32 cnt;
+ u32 cnts_base_idx;
+};
+
+/* Counters are organized by indices/views such as
+ *
+ * - physical ports
+ * - isdx
+ * - esdx
+ * - frer
+ * - sfid
+ *
+ * Each view contains regions, which is a linear address range of related
+ * stats. I.e. the ports index has RX, TX and Drop regions.
+ *
+ *
+ * and you have a given counter replicated per index.
+ */
+struct lan9645x_view_stats {
+ /* HW register offsets indexed by SCNT_*, used for bulk reading */
+ const u32 *layout;
+ /* Region description for this view, used for bulk reading */
+ struct lan9645x_stat_region *regions;
+ struct lan9645x_stats *stats;
+ char name[16];
+ /* 64bit software counters with the same addr layout hw */
+ u64 *cnts;
+ /* Buffer for bulk reading counter regions from hw */
+ u32 *buf;
+ /* Number of counters per index in view */
+ u32 num_cnts;
+ /* Number of indexes in view */
+ u32 num_indexes;
+ /* Number of counter regions with counters at sequential addresses */
+ size_t num_regions;
+ enum lan9645x_view_stat_type type;
+};
+
+struct lan9645x_stats {
+ struct lan9645x *lan9645x;
+ struct mutex hw_lock; /* lock r/w to stat registers and u32 buf */
+ spinlock_t sw_lock; /* lock access to u64 software counters */
+ struct delayed_work work;
+ struct workqueue_struct *queue;
+
+ struct lan9645x_view_stats view[LAN9645X_STAT_NUM];
+};
+
+static inline struct lan9645x_view_stats *
+lan9645x_get_vstats(struct lan9645x *lan9645x,
+ enum lan9645x_view_stat_type type)
+{
+ if (WARN_ON(!(type < LAN9645X_STAT_NUM)))
+ return NULL;
+
+ return &lan9645x->stats->view[type];
+}
+
+/* Add a possibly wrapping 32 bit value to a 64 bit counter */
+static inline void lan9645x_stats_add_cnt(u64 *cnt, u32 val)
+{
+ if (val < (*cnt & U32_MAX))
+ *cnt += (u64)1 << 32; /* value has wrapped */
+
+ *cnt = (*cnt & ~(u64)U32_MAX) + val;
+}
+
+int lan9645x_stats_init(struct lan9645x *lan9645x);
+void lan9645x_stats_deinit(struct lan9645x *lan9645x);
+void lan9645x_stats_get_strings(struct lan9645x *lan9645x, int port,
+ u32 stringset, u8 *data);
+int lan9645x_stats_get_sset_count(struct lan9645x *lan9645x, int port,
+ int sset);
+void lan9645x_stats_get_ethtool_stats(struct lan9645x *lan9645x, int port,
+ uint64_t *data);
+void lan9645x_stats_get_eth_mac_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_mac_stats *mac_stats);
+void
+lan9645x_stats_get_rmon_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_rmon_stats *rmon_stats,
+ const struct ethtool_rmon_hist_range **ranges);
+void lan9645x_stats_get_stats64(struct lan9645x *lan9645x, int port,
+ struct rtnl_link_stats64 *s);
+void lan9645x_stats_get_mm_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_mm_stats *stats);
+void lan9645x_stats_get_pause_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_pause_stats *ps);
+void
+lan9645x_stats_get_eth_ctrl_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_ctrl_stats *ctrl_stats);
+void lan9645x_stats_get_eth_phy_stats(struct lan9645x *lan9645x, int port,
+ struct ethtool_eth_phy_stats *phy_stats);
+
+#endif
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 8/9] net: dsa: lan9645x: add mdb management
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add support for dsa mdb callbacks. L2 multicast and IP multicast is
handled differently. IP multicast stores the port group mask inline in
the mac table. L2 multicast points to a PGID index, which encodes the
port group mask.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- avoid mdb add/del dealloc when mac table writes fail
- dealloc mdb entries on deinit
Changes in v2:
- New file: selftests required implementation of the mdb callbacks.
---
drivers/net/dsa/microchip/lan9645x/Makefile | 1 +
drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c | 14 +
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 61 ++++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 21 ++
drivers/net/dsa/microchip/lan9645x/lan9645x_mdb.c | 383 +++++++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_port.c | 8 +
include/linux/dsa/lan9645x.h | 11 +
net/dsa/tag_lan9645x.c | 19 +-
8 files changed, 516 insertions(+), 2 deletions(-)
diff --git a/drivers/net/dsa/microchip/lan9645x/Makefile b/drivers/net/dsa/microchip/lan9645x/Makefile
index 70815edca5b9..2413d11fe849 100644
--- a/drivers/net/dsa/microchip/lan9645x/Makefile
+++ b/drivers/net/dsa/microchip/lan9645x/Makefile
@@ -4,6 +4,7 @@ obj-$(CONFIG_NET_DSA_MICROCHIP_LAN9645X) += mchp-lan9645x.o
mchp-lan9645x-objs := \
lan9645x_mac.o \
lan9645x_main.o \
+ lan9645x_mdb.o \
lan9645x_npi.o \
lan9645x_phylink.o \
lan9645x_port.o \
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c
index f516979225ae..0bd97cc8e42c 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_mac.c
@@ -215,6 +215,20 @@ int lan9645x_mact_learn(struct lan9645x *lan9645x, int port,
return err;
}
+int lan9645x_mact_learn_cpu_copy(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type, bool cpu_copy)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mact_lock);
+ err = __lan9645x_mact_learn_cpu_copy(lan9645x, port, addr, vid, type,
+ cpu_copy);
+ mutex_unlock(&lan9645x->mact_lock);
+
+ return err;
+}
+
int lan9645x_mact_flush(struct lan9645x *lan9645x, int port)
{
int err;
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
index 764f4d6c0571..8f63729ff55d 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -72,6 +72,7 @@ static void lan9645x_teardown(struct dsa_switch *ds)
destroy_workqueue(lan9645x->owq);
lan9645x_npi_port_deinit(lan9645x, lan9645x->npi);
lan9645x_mac_deinit(lan9645x);
+ lan9645x_mdb_deinit(lan9645x);
mutex_destroy(&lan9645x->fwd_domain_lock);
}
@@ -161,6 +162,7 @@ static int lan9645x_setup(struct dsa_switch *ds)
if (err)
return err;
lan9645x_mac_init(lan9645x);
+ lan9645x_mdb_init(lan9645x);
/* Link Aggregation Mode: NETDEV_LAG_HASH_L2 */
lan_wr(ANA_AGGR_CFG_AC_SMAC_ENA |
@@ -680,6 +682,61 @@ static int lan9645x_fdb_del(struct dsa_switch *ds, int port,
return err;
}
+static int lan9645x_mdb_add(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
+{
+ struct net_device *bridge_dev = lan9645x_db2bridge(db);
+ struct lan9645x *lan9645x = ds->priv;
+
+ dev_dbg(lan9645x->dev, "port=%d addr=%pM vid=%u\n", port, mdb->addr,
+ mdb->vid);
+
+ if (IS_ERR(bridge_dev))
+ return PTR_ERR(bridge_dev);
+
+ if (dsa_is_cpu_port(ds, port) && !bridge_dev &&
+ dsa_mdb_present_in_other_db(ds, port, mdb, db))
+ return 0;
+
+ if (port == lan9645x->npi)
+ port = CPU_PORT;
+
+ return lan9645x_mdb_port_add(lan9645x, port, mdb, bridge_dev);
+}
+
+static int lan9645x_mdb_del(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
+{
+ struct net_device *bridge_dev = lan9645x_db2bridge(db);
+ struct lan9645x *lan9645x = ds->priv;
+ int err;
+
+ dev_dbg(lan9645x->dev, "port=%d addr=%pM vid=%u\n", port, mdb->addr,
+ mdb->vid);
+
+ if (IS_ERR(bridge_dev))
+ return PTR_ERR(bridge_dev);
+
+ if (dsa_is_cpu_port(ds, port) && !bridge_dev &&
+ dsa_mdb_present_in_other_db(ds, port, mdb, db))
+ return 0;
+
+ if (port == lan9645x->npi)
+ port = CPU_PORT;
+
+ err = lan9645x_mdb_port_del(lan9645x, port, mdb, bridge_dev);
+ if (err == -ENOENT) {
+ dev_dbg(lan9645x->dev,
+ "mdb not found port=%d addr=%pM vid=%u\n", port,
+ mdb->addr, mdb->vid);
+ return 0;
+ }
+
+ return err;
+}
+
static const struct dsa_switch_ops lan9645x_switch_ops = {
.get_tag_protocol = lan9645x_get_tag_protocol,
@@ -713,6 +770,10 @@ static const struct dsa_switch_ops lan9645x_switch_ops = {
.port_fdb_dump = lan9645x_fdb_dump,
.port_fdb_add = lan9645x_fdb_add,
.port_fdb_del = lan9645x_fdb_del,
+
+ /* Multicast database */
+ .port_mdb_add = lan9645x_mdb_add,
+ .port_mdb_del = lan9645x_mdb_del,
};
static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
index a5e64218d783..1c3c9899ed07 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -218,6 +218,14 @@ struct lan9645x {
/* VLAN entries */
struct lan9645x_vlan vlans[VLAN_N_VID];
+ /* Multicast Forwarding Database */
+ struct list_head mdb_entries;
+ struct list_head pgid_entries;
+ /* lock for mdb_entries and pgid_entries. Must be taken before mact_lock
+ * if both are taken.
+ */
+ struct mutex mdb_lock;
+
int num_port_dis;
bool dd_dis;
bool tsn_dis;
@@ -422,5 +430,18 @@ int lan9645x_mact_entry_del(struct lan9645x *lan9645x, int pgid,
const unsigned char *mac, u16 vid);
int lan9645x_mact_entry_add(struct lan9645x *lan9645x, int pgid,
const unsigned char *mac, u16 vid);
+int lan9645x_mact_learn_cpu_copy(struct lan9645x *lan9645x, int port,
+ const unsigned char *addr, u16 vid,
+ enum macaccess_entry_type type, bool cpu_copy);
+
+/* Multicast Database lan9645x_mdb.c */
+int lan9645x_mdb_port_add(struct lan9645x *lan9645x, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct net_device *bridge);
+int lan9645x_mdb_port_del(struct lan9645x *lan9645x, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct net_device *bridge);
+void lan9645x_mdb_init(struct lan9645x *lan9645x);
+void lan9645x_mdb_deinit(struct lan9645x *lan9645x);
#endif /* __LAN9645X_MAIN_H__ */
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_mdb.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_mdb.c
new file mode 100644
index 000000000000..24e02aa1fd6f
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_mdb.c
@@ -0,0 +1,383 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include "lan9645x_main.h"
+
+/* HW ignores dest_idx for IPv4/IPv6 types, so we use this dummy index */
+#define IP_ENTRY_PGID 0
+#define PGID_INDEX(pgid) ((pgid) ? (pgid)->index : IP_ENTRY_PGID)
+
+struct lan9645x_pgid_entry {
+ struct list_head list;
+ int index;
+ refcount_t refcount;
+ u16 ports;
+};
+
+struct lan9645x_mdb_entry {
+ struct list_head list;
+ unsigned char mac[ETH_ALEN];
+ u16 vid;
+ u16 ports;
+ struct lan9645x_pgid_entry *pgid;
+};
+
+void lan9645x_mdb_init(struct lan9645x *lan9645x)
+{
+ INIT_LIST_HEAD(&lan9645x->mdb_entries);
+ INIT_LIST_HEAD(&lan9645x->pgid_entries);
+ mutex_init(&lan9645x->mdb_lock);
+
+ /* Use CPU queues to communicate frame classification to the CPU */
+ lan_rmw(ANA_CPUQ_CFG_CPUQ_IGMP_SET(LAN9645X_CPUQ_IGMP) |
+ ANA_CPUQ_CFG_CPUQ_MLD_SET(LAN9645X_CPUQ_MLD) |
+ ANA_CPUQ_CFG_CPUQ_IPMC_CTRL_SET(LAN9645X_CPUQ_IPMC_CTRL),
+ ANA_CPUQ_CFG_CPUQ_IGMP |
+ ANA_CPUQ_CFG_CPUQ_MLD |
+ ANA_CPUQ_CFG_CPUQ_IPMC_CTRL,
+ lan9645x, ANA_CPUQ_CFG);
+}
+
+static enum macaccess_entry_type lan9645x_mdb_classify(const unsigned char *mac)
+{
+ if (ether_addr_is_ipv4_mcast(mac))
+ return ENTRYTYPE_MACV4;
+ if (ether_addr_is_ipv6_mcast(mac))
+ return ENTRYTYPE_MACV6;
+ return ENTRYTYPE_LOCKED;
+}
+
+static struct lan9645x_mdb_entry *
+lan9645x_mdb_entry_lookup(struct lan9645x *lan9645x, const unsigned char *mac,
+ u16 vid)
+{
+ struct lan9645x_mdb_entry *mdb;
+
+ list_for_each_entry(mdb, &lan9645x->mdb_entries, list) {
+ if (ether_addr_equal(mdb->mac, mac) && mdb->vid == vid)
+ return mdb;
+ }
+
+ return NULL;
+}
+
+static struct lan9645x_mdb_entry *
+lan9645x_mdb_entry_alloc(struct lan9645x *lan9645x,
+ const unsigned char addr[ETH_ALEN], u16 vid)
+{
+ struct lan9645x_mdb_entry *mdb_entry;
+
+ mdb_entry = kzalloc_obj(*mdb_entry);
+ if (!mdb_entry)
+ return ERR_PTR(-ENOMEM);
+
+ ether_addr_copy(mdb_entry->mac, addr);
+ mdb_entry->vid = vid;
+
+ list_add_tail(&mdb_entry->list, &lan9645x->mdb_entries);
+
+ dev_dbg(lan9645x->dev, "vid=%u addr=%pM\n", mdb_entry->vid,
+ mdb_entry->mac);
+
+ return mdb_entry;
+}
+
+static void lan9645x_mdb_encode_mac(unsigned char *dst, unsigned char *mac,
+ u16 ports, enum macaccess_entry_type type)
+{
+ ether_addr_copy(dst, mac);
+
+ /* The HW encodes the portmask in the high bits of the mac for ip
+ * multicast entries, to save on the limited PGID resources.
+ *
+ * IPv4 Multicast DMAC: 0x01005Exxxxxx
+ * IPv6 Multicast DMAC: 0x3333xxxxxxxx
+ *
+ * which gives us 24 or 16 bits to encode the portmask.
+ */
+ if (type == ENTRYTYPE_MACV4) {
+ dst[0] = 0;
+ dst[1] = ports >> 8;
+ dst[2] = ports & 0xff;
+ } else if (type == ENTRYTYPE_MACV6) {
+ dst[0] = ports >> 8;
+ dst[1] = ports & 0xff;
+ }
+}
+
+static void lan9645x_pgid_entry_put(struct lan9645x *lan9645x,
+ struct lan9645x_pgid_entry *pgid_entry)
+{
+ if (!pgid_entry)
+ return;
+
+ if (!refcount_dec_and_test(&pgid_entry->refcount))
+ return;
+
+ dev_dbg(lan9645x->dev, "pgid=%d ports=0x%x", pgid_entry->index,
+ pgid_entry->ports);
+ /* We leave the PGID written in HW, as no entry is pointing to it. */
+ list_del(&pgid_entry->list);
+ kfree(pgid_entry);
+}
+
+static void lan9645x_mdb_entry_dealloc(struct lan9645x *lan9645x,
+ struct lan9645x_mdb_entry *mdb_entry)
+{
+ dev_dbg(lan9645x->dev, "vid=%u addr=%pM\n", mdb_entry->vid,
+ mdb_entry->mac);
+ list_del(&mdb_entry->list);
+ lan9645x_pgid_entry_put(lan9645x, mdb_entry->pgid);
+ kfree(mdb_entry);
+}
+
+static struct lan9645x_pgid_entry *
+lan9645x_mdb_pgid_entry_lookup(struct lan9645x *lan9645x, u16 ports)
+{
+ struct lan9645x_pgid_entry *pgid_entry;
+
+ list_for_each_entry(pgid_entry, &lan9645x->pgid_entries, list) {
+ if (pgid_entry->ports == ports &&
+ refcount_inc_not_zero(&pgid_entry->refcount))
+ return pgid_entry;
+ }
+
+ return NULL;
+}
+
+static struct lan9645x_pgid_entry *
+lan9645x_pgid_entry_alloc(struct lan9645x *lan9645x, int index, u16 ports)
+{
+ struct lan9645x_pgid_entry *pgid_entry;
+
+ pgid_entry = kzalloc_obj(*pgid_entry);
+ if (!pgid_entry)
+ return ERR_PTR(-ENOMEM);
+
+ pgid_entry->ports = ports;
+ pgid_entry->index = index;
+ refcount_set(&pgid_entry->refcount, 1);
+
+ list_add_tail(&pgid_entry->list, &lan9645x->pgid_entries);
+
+ dev_dbg(lan9645x->dev, "index=%d ports=0x%x", pgid_entry->index,
+ pgid_entry->ports);
+
+ lan_rmw(ANA_PGID_PGID_SET(pgid_entry->ports),
+ ANA_PGID_PGID, lan9645x,
+ ANA_PGID(pgid_entry->index));
+
+ return pgid_entry;
+}
+
+static struct lan9645x_pgid_entry *
+lan9645x_mdb_pgid_entry_create(struct lan9645x *lan9645x, u16 ports)
+{
+ struct lan9645x_pgid_entry *pgid_entry = NULL;
+ int index;
+
+ for (index = PGID_GP_START; index < PGID_GP_END; index++) {
+ bool used = false;
+
+ list_for_each_entry(pgid_entry, &lan9645x->pgid_entries, list) {
+ if (pgid_entry->index == index) {
+ used = true;
+ break;
+ }
+ }
+
+ if (!used)
+ return lan9645x_pgid_entry_alloc(lan9645x, index,
+ ports);
+ }
+
+ return ERR_PTR(-ENOSPC);
+}
+
+static struct lan9645x_pgid_entry *
+lan9645x_mdb_pgid_entry_get(struct lan9645x *lan9645x, u16 ports,
+ enum macaccess_entry_type type)
+{
+ struct lan9645x_pgid_entry *pgid_entry;
+ u16 pgid_ports;
+
+ if (type == ENTRYTYPE_MACV4 || type == ENTRYTYPE_MACV6 || !ports)
+ return NULL;
+
+ /* CPU_PORT forwarding is handled by cpu_copy flag on mac table entry.
+ * So we can strip CPU_PORT here to allow better PGID sharing.
+ */
+ pgid_ports = ports & ~BIT(CPU_PORT);
+
+ pgid_entry = lan9645x_mdb_pgid_entry_lookup(lan9645x, pgid_ports);
+ if (!pgid_entry)
+ return lan9645x_mdb_pgid_entry_create(lan9645x, pgid_ports);
+
+ return pgid_entry;
+}
+
+static int lan9645x_mdb_update_dest(struct lan9645x *lan9645x,
+ struct lan9645x_mdb_entry *mdb_entry,
+ enum macaccess_entry_type type,
+ struct lan9645x_pgid_entry *new_pgid,
+ u16 new_ports)
+{
+ struct lan9645x_pgid_entry *old_pgid;
+ unsigned char mac[ETH_ALEN];
+ int err, pgid_index;
+ bool cpu_copy;
+
+ old_pgid = mdb_entry->pgid;
+ lan9645x_mdb_encode_mac(mac, mdb_entry->mac, new_ports, type);
+ cpu_copy = !!(new_ports & BIT(CPU_PORT));
+ pgid_index = PGID_INDEX(new_pgid);
+
+ err = lan9645x_mact_learn_cpu_copy(lan9645x, pgid_index, mac,
+ mdb_entry->vid, type, cpu_copy);
+ if (err) {
+ lan9645x_pgid_entry_put(lan9645x, new_pgid);
+ return err;
+ }
+ mdb_entry->pgid = new_pgid;
+ mdb_entry->ports = new_ports;
+ lan9645x_pgid_entry_put(lan9645x, old_pgid);
+ return 0;
+}
+
+static int __lan9645x_mdb_add(struct lan9645x *lan9645x, int chip_port,
+ const unsigned char addr[ETH_ALEN], u16 vid,
+ enum macaccess_entry_type type)
+{
+ struct lan9645x_pgid_entry *new_pgid;
+ struct lan9645x_mdb_entry *mdb_entry;
+ u16 new_ports;
+
+ mdb_entry = lan9645x_mdb_entry_lookup(lan9645x, addr, vid);
+ if (!mdb_entry) {
+ mdb_entry = lan9645x_mdb_entry_alloc(lan9645x, addr, vid);
+ if (IS_ERR(mdb_entry))
+ return PTR_ERR(mdb_entry);
+ }
+
+ if (mdb_entry->ports & BIT(chip_port))
+ return 0;
+
+ new_ports = mdb_entry->ports | BIT(chip_port);
+
+ /* Update PGID ptr for non-IP entries (L2 multicast) */
+ new_pgid = lan9645x_mdb_pgid_entry_get(lan9645x, new_ports, type);
+ if (IS_ERR(new_pgid)) {
+ /* Out of PGIDs or mem. Continue forwarding to old port
+ * group, or remove if fresh mdb_entry.
+ */
+ if (!mdb_entry->ports)
+ lan9645x_mdb_entry_dealloc(lan9645x, mdb_entry);
+
+ return PTR_ERR(new_pgid);
+ }
+
+ return lan9645x_mdb_update_dest(lan9645x, mdb_entry, type, new_pgid,
+ new_ports);
+}
+
+static int __lan9645x_mdb_del(struct lan9645x *lan9645x, int chip_port,
+ const unsigned char addr[ETH_ALEN], u16 vid,
+ enum macaccess_entry_type type)
+{
+ struct lan9645x_pgid_entry *new_pgid;
+ struct lan9645x_mdb_entry *mdb_entry;
+ u16 new_ports;
+ int err;
+
+ mdb_entry = lan9645x_mdb_entry_lookup(lan9645x, addr, vid);
+ if (!mdb_entry)
+ return -ENOENT;
+
+ if (!(mdb_entry->ports & BIT(chip_port)))
+ return 0;
+
+ new_ports = mdb_entry->ports & ~BIT(chip_port);
+
+ if (!new_ports) {
+ err = lan9645x_mact_forget(lan9645x, mdb_entry->mac,
+ mdb_entry->vid, type);
+ if (err)
+ return err;
+ lan9645x_mdb_entry_dealloc(lan9645x, mdb_entry);
+ return 0;
+ }
+
+ /* Update PGID ptr for non-IP entries (L2 multicast) */
+ new_pgid = lan9645x_mdb_pgid_entry_get(lan9645x, new_ports, type);
+ if (IS_ERR(new_pgid))
+ /* Continue forwarding to old port group. */
+ return PTR_ERR(new_pgid);
+
+ return lan9645x_mdb_update_dest(lan9645x, mdb_entry, type, new_pgid,
+ new_ports);
+}
+
+static int lan9645x_mdb_add(struct lan9645x *lan9645x, int chip_port,
+ const unsigned char addr[ETH_ALEN], u16 vid,
+ enum macaccess_entry_type type)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mdb_lock);
+ err = __lan9645x_mdb_add(lan9645x, chip_port, addr, vid, type);
+ mutex_unlock(&lan9645x->mdb_lock);
+ return err;
+}
+
+static int lan9645x_mdb_del(struct lan9645x *lan9645x, int chip_port,
+ const unsigned char addr[ETH_ALEN], u16 vid,
+ enum macaccess_entry_type type)
+{
+ int err;
+
+ mutex_lock(&lan9645x->mdb_lock);
+ err = __lan9645x_mdb_del(lan9645x, chip_port, addr, vid, type);
+ mutex_unlock(&lan9645x->mdb_lock);
+ return err;
+}
+
+int lan9645x_mdb_port_add(struct lan9645x *lan9645x, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct net_device *bridge)
+{
+ enum macaccess_entry_type type;
+ u16 vid = mdb->vid;
+
+ type = lan9645x_mdb_classify(mdb->addr);
+
+ if (!vid)
+ vid = lan9645x_vlan_unaware_pvid(!!bridge);
+
+ return lan9645x_mdb_add(lan9645x, port, mdb->addr, vid, type);
+}
+
+int lan9645x_mdb_port_del(struct lan9645x *lan9645x, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct net_device *bridge)
+{
+ enum macaccess_entry_type type;
+ u16 vid = mdb->vid;
+
+ type = lan9645x_mdb_classify(mdb->addr);
+
+ if (!vid)
+ vid = lan9645x_vlan_unaware_pvid(!!bridge);
+
+ return lan9645x_mdb_del(lan9645x, port, mdb->addr, vid, type);
+}
+
+void lan9645x_mdb_deinit(struct lan9645x *lan9645x)
+{
+ struct lan9645x_mdb_entry *mdb, *tmp;
+
+ list_for_each_entry_safe(mdb, tmp, &lan9645x->mdb_entries, list)
+ lan9645x_mdb_entry_dealloc(lan9645x, mdb);
+
+ mutex_destroy(&lan9645x->mdb_lock);
+}
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
index 661cd00465e2..5dee92940f89 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
@@ -189,6 +189,14 @@ int lan9645x_port_setup(struct dsa_switch *ds, int port)
ANA_PORT_CFG_PORTID_VAL,
lan9645x, ANA_PORT_CFG(p->chip_port));
+ lan_rmw(ANA_CPU_FWD_CFG_IGMP_REDIR_ENA_SET(true) |
+ ANA_CPU_FWD_CFG_MLD_REDIR_ENA_SET(true) |
+ ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA_SET(true),
+ ANA_CPU_FWD_CFG_IGMP_REDIR_ENA |
+ ANA_CPU_FWD_CFG_MLD_REDIR_ENA |
+ ANA_CPU_FWD_CFG_IPMC_CTRL_COPY_ENA,
+ lan9645x, ANA_CPU_FWD_CFG(p->chip_port));
+
if (p->chip_port != lan9645x->npi)
lan9645x_vlan_set_hostmode(p);
diff --git a/include/linux/dsa/lan9645x.h b/include/linux/dsa/lan9645x.h
index 34c18bf975d0..ac0e70c704a5 100644
--- a/include/linux/dsa/lan9645x.h
+++ b/include/linux/dsa/lan9645x.h
@@ -131,4 +131,15 @@
#define IFH_DUPL_DISC_ENA_SZ 1
#define IFH_RCT_AVAIL_SZ 1
+/* Chip has 8 cpu queues. The cpu queues used by a frame is passed as a mask in
+ * the IFH on extraction. We use this to avoid classifying IGMP and MLD frames
+ * in the tag driver.
+ */
+enum {
+ LAN9645X_CPUQ_DEF = 0,
+ LAN9645X_CPUQ_IGMP = 1,
+ LAN9645X_CPUQ_MLD = 2,
+ LAN9645X_CPUQ_IPMC_CTRL = 3,
+};
+
#endif /* _NET_DSA_TAG_LAN9645X_H_ */
diff --git a/net/dsa/tag_lan9645x.c b/net/dsa/tag_lan9645x.c
index 6dae3b9ec240..86d67426bf04 100644
--- a/net/dsa/tag_lan9645x.c
+++ b/net/dsa/tag_lan9645x.c
@@ -153,6 +153,20 @@ static void lan9645x_xmit_get_vlan_info(struct sk_buff *skb,
LAN9645X_IFH_TAG_TYPE_C;
}
+static void lan9645x_offload_fwd_mark(struct sk_buff *skb, u32 cpuq)
+{
+ u32 cpu_redir;
+
+ /* IGMP/MLD are trapped to CPU, and must be forwarded by the stack */
+ cpu_redir = BIT(LAN9645X_CPUQ_IGMP) | BIT(LAN9645X_CPUQ_MLD);
+ if (cpuq & cpu_redir) {
+ skb->offload_fwd_mark = 0;
+ return;
+ }
+
+ return dsa_default_offload_fwd_mark(skb);
+}
+
static struct sk_buff *lan9645x_xmit(struct sk_buff *skb,
struct net_device *ndev)
{
@@ -193,7 +207,7 @@ static struct sk_buff *lan9645x_xmit(struct sk_buff *skb,
static struct sk_buff *lan9645x_rcv(struct sk_buff *skb,
struct net_device *ndev)
{
- u32 src_port, qos_class, vlan_tci, tag_type, popcnt, etype_ofs;
+ u32 src_port, qos_class, vlan_tci, tag_type, popcnt, etype_ofs, cpuq;
struct dsa_port *dp;
u32 ifh_gap_len = 0;
u16 vlan_tpid;
@@ -216,6 +230,7 @@ static struct sk_buff *lan9645x_rcv(struct sk_buff *skb,
tag_type = lan9645x_ifh_get(ifh, IFH_TAG_TYPE, IFH_TAG_TYPE_SZ);
vlan_tci = lan9645x_ifh_get(ifh, IFH_TCI, IFH_TCI_SZ);
qos_class = lan9645x_ifh_get(ifh, IFH_QOS_CLASS, IFH_QOS_CLASS_SZ);
+ cpuq = lan9645x_ifh_get(ifh, IFH_CPUQ, IFH_CPUQ_SZ);
/* Set skb->data at start of real header
*
@@ -252,7 +267,7 @@ static struct sk_buff *lan9645x_rcv(struct sk_buff *skb,
return NULL;
}
- dsa_default_offload_fwd_mark(skb);
+ lan9645x_offload_fwd_mark(skb, cpuq);
skb->priority = qos_class;
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 4/9] net: dsa: lan9645x: add basic dsa driver for LAN9645X
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add the LAN9645X basic DSA driver with initialization, parent regmap
requests, port module initialization for NPI, CPU ports and front ports,
and phylink integration for MAC side configuration.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- move DEV_MAC_TAGS_CFG config to port setup, for vlan overhead in port
frame maxlen
- remove code disabling ipv6 on conduit
- use of_property_read_u32 for {rx,tx}-internal-delay-ps
- use dsa_user_ports(ds) instead of
GENMASK(lan9645x->num_phys_ports - 1, 0) as base flood mask.
- update obey vlan comment
Changes in v2:
- source Kconfig from drivers/net/dsa/Kconfig
- sorting in Kconfig and Makefiles
- remove unused struct fields
- remote path delays
- use port_setup and dp->dn instead of DTS parsing
- phylink: split rgmii setup into dll and speed config
- phylink: remove pcs/sgmii/qsgmii related code
- phylink: simplify mac_prepare
- phylink: remove phylink_ops wrappers
- phylink: remove unrelated config from link up
- phylink: reorder functions according to phylink call order
---
drivers/net/dsa/Kconfig | 2 +
drivers/net/dsa/microchip/Makefile | 1 +
drivers/net/dsa/microchip/lan9645x/Kconfig | 11 +
drivers/net/dsa/microchip/lan9645x/Makefile | 8 +
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 406 +++++++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 334 +++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_npi.c | 76 ++++
.../net/dsa/microchip/lan9645x/lan9645x_phylink.c | 381 +++++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_port.c | 193 ++++++++++
9 files changed, 1412 insertions(+)
diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig
index 39fb8ead16b5..bc50557617be 100644
--- a/drivers/net/dsa/Kconfig
+++ b/drivers/net/dsa/Kconfig
@@ -72,6 +72,8 @@ config NET_DSA_MV88E6060
source "drivers/net/dsa/microchip/Kconfig"
+source "drivers/net/dsa/microchip/lan9645x/Kconfig"
+
source "drivers/net/dsa/mv88e6xxx/Kconfig"
source "drivers/net/dsa/mxl862xx/Kconfig"
diff --git a/drivers/net/dsa/microchip/Makefile b/drivers/net/dsa/microchip/Makefile
index 9347cfb3d0b5..e75f17888f75 100644
--- a/drivers/net/dsa/microchip/Makefile
+++ b/drivers/net/dsa/microchip/Makefile
@@ -12,3 +12,4 @@ endif
obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_I2C) += ksz9477_i2c.o
obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_SPI) += ksz_spi.o
obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8863_SMI) += ksz8863_smi.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_LAN9645X) += lan9645x/
diff --git a/drivers/net/dsa/microchip/lan9645x/Kconfig b/drivers/net/dsa/microchip/lan9645x/Kconfig
new file mode 100644
index 000000000000..4d9fdf34104e
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/Kconfig
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config NET_DSA_MICROCHIP_LAN9645X
+ tristate "Microchip Lan9645x switch support"
+ depends on NET_DSA
+ select NET_DSA_TAG_LAN9645X
+ help
+ This driver adds DSA support for Microchip Lan9645x switch chips.
+ The lan9645x switch is a multi-port Gigabit AVB/TSN Ethernet Switch
+ with five integrated 10/100/1000Base-T PHYs. In addition to the
+ integrated PHYs, it supports up to 2 RGMII/RMII, up to 2
+ BASE-X/SERDES/2.5GBASE-X and one Quad-SGMII/Quad-USGMII interfaces.
diff --git a/drivers/net/dsa/microchip/lan9645x/Makefile b/drivers/net/dsa/microchip/lan9645x/Makefile
new file mode 100644
index 000000000000..7cc0ae0ada40
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_NET_DSA_MICROCHIP_LAN9645X) += mchp-lan9645x.o
+
+mchp-lan9645x-objs := \
+ lan9645x_main.o \
+ lan9645x_npi.o \
+ lan9645x_phylink.o \
+ lan9645x_port.o \
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
new file mode 100644
index 000000000000..3e68542ba81d
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -0,0 +1,406 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include <linux/platform_device.h>
+
+#include "lan9645x_main.h"
+
+static const char *lan9645x_resource_names[NUM_TARGETS + 1] = {
+ [TARGET_GCB] = "gcb",
+ [TARGET_QS] = "qs",
+ [TARGET_CHIP_TOP] = "chip_top",
+ [TARGET_REW] = "rew",
+ [TARGET_SYS] = "sys",
+ [TARGET_HSIO] = "hsio",
+ [TARGET_DEV] = "dev",
+ [TARGET_DEV + 1] = "dev1",
+ [TARGET_DEV + 2] = "dev2",
+ [TARGET_DEV + 3] = "dev3",
+ [TARGET_DEV + 4] = "dev4",
+ [TARGET_DEV + 5] = "dev5",
+ [TARGET_DEV + 6] = "dev6",
+ [TARGET_DEV + 7] = "dev7",
+ [TARGET_DEV + 8] = "dev8",
+ [TARGET_QSYS] = "qsys",
+ [TARGET_AFI] = "afi",
+ [TARGET_ANA] = "ana",
+ [NUM_TARGETS] = NULL,
+};
+
+static int lan9645x_tag_npi_setup(struct dsa_switch *ds)
+{
+ struct dsa_port *dp, *first_cpu_dp = NULL;
+ struct lan9645x *lan9645x = ds->priv;
+
+ dsa_switch_for_each_user_port(dp, ds) {
+ if (first_cpu_dp && dp->cpu_dp != first_cpu_dp) {
+ dev_err(ds->dev, "Multiple NPI ports not supported\n");
+ return -EINVAL;
+ }
+
+ first_cpu_dp = dp->cpu_dp;
+ }
+
+ if (!first_cpu_dp)
+ return -EINVAL;
+
+ lan9645x_npi_port_init(lan9645x, first_cpu_dp);
+
+ return 0;
+}
+
+static enum dsa_tag_protocol lan9645x_get_tag_protocol(struct dsa_switch *ds,
+ int port,
+ enum dsa_tag_protocol tp)
+{
+ return DSA_TAG_PROTO_LAN9645X;
+}
+
+static void lan9645x_teardown(struct dsa_switch *ds)
+{
+ struct lan9645x *lan9645x = ds->priv;
+
+ lan9645x_npi_port_deinit(lan9645x, lan9645x->npi);
+}
+
+static int lan9645x_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
+{
+ return lan9645x_port_set_maxlen(ds->priv, port, new_mtu);
+}
+
+static int lan9645x_get_max_mtu(struct dsa_switch *ds, int port)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ int max_mtu;
+
+ /* Actual MAC max MTU is around 16KB. We set 10000 - overhead which
+ * should be sufficient for all jumbo frames. Larger frames can cause
+ * problems especially with flow control, since we only have 160K queue
+ * buffer.
+ */
+ max_mtu = 10000 - ETH_HLEN - ETH_FCS_LEN;
+
+ if (port == lan9645x->npi) {
+ max_mtu -= LAN9645X_IFH_LEN;
+ max_mtu -= LAN9645X_LONG_PREFIX_LEN;
+ }
+
+ return max_mtu;
+}
+
+static int lan9645x_reset_switch(struct lan9645x *lan9645x)
+{
+ int val = 0;
+ int err;
+
+ lan_wr(SYS_RESET_CFG_CORE_ENA_SET(0), lan9645x, SYS_RESET_CFG);
+ lan_wr(SYS_RAM_INIT_RAM_INIT_SET(1), lan9645x, SYS_RAM_INIT);
+ err = lan9645x_rd_poll_timeout(lan9645x, SYS_RAM_INIT, val,
+ SYS_RAM_INIT_RAM_INIT_GET(val) == 0);
+ if (err) {
+ dev_err(lan9645x->dev, "Failed to init chip RAM.\n");
+ return err;
+ }
+ lan_wr(SYS_RESET_CFG_CORE_ENA_SET(1), lan9645x, SYS_RESET_CFG);
+
+ return 0;
+}
+
+static int lan9645x_setup(struct dsa_switch *ds)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct device *dev = lan9645x->dev;
+ u32 front_ports;
+ int err;
+
+ lan9645x->num_phys_ports = ds->num_ports;
+ front_ports = dsa_user_ports(ds);
+
+ err = lan9645x_reset_switch(lan9645x);
+ if (err)
+ return err;
+
+ lan9645x->ports = devm_kcalloc(lan9645x->dev, lan9645x->num_phys_ports,
+ sizeof(struct lan9645x_port *),
+ GFP_KERNEL);
+ if (!lan9645x->ports)
+ return -ENOMEM;
+
+ for (int port = 0; port < lan9645x->num_phys_ports; port++) {
+ struct lan9645x_port *p;
+
+ p = devm_kzalloc(lan9645x->dev, sizeof(*p), GFP_KERNEL);
+ if (!p)
+ return -ENOMEM;
+
+ p->lan9645x = lan9645x;
+ p->chip_port = port;
+ lan9645x->ports[port] = p;
+ }
+
+ err = lan9645x_tag_npi_setup(ds);
+ if (err) {
+ dev_err(dev, "Failed to setup NPI port.\n");
+ return err;
+ }
+
+ /* Link Aggregation Mode: NETDEV_LAG_HASH_L2 */
+ lan_wr(ANA_AGGR_CFG_AC_SMAC_ENA |
+ ANA_AGGR_CFG_AC_DMAC_ENA,
+ lan9645x, ANA_AGGR_CFG);
+
+ /* Flush queues */
+ lan_wr(GENMASK(1, 0), lan9645x, QS_XTR_FLUSH);
+
+ /* Allow to drain */
+ usleep_range(1000, 2000);
+
+ /* All Queues normal */
+ lan_wr(0x0, lan9645x, QS_XTR_FLUSH);
+
+ /* Set MAC age time to default value, the entry is aged after
+ * 2 * AGE_PERIOD
+ */
+ lan_wr(ANA_AUTOAGE_AGE_PERIOD_SET(BR_DEFAULT_AGEING_TIME / 2 / HZ),
+ lan9645x, ANA_AUTOAGE);
+
+ /* Disable learning for frames discarded by VLAN ingress filtering */
+ lan_rmw(ANA_ADVLEARN_VLAN_CHK_SET(1),
+ ANA_ADVLEARN_VLAN_CHK,
+ lan9645x, ANA_ADVLEARN);
+
+ /* Queue system frame ageing. We target 2s ageing.
+ *
+ * Register unit is 1024 cycles.
+ *
+ * ASIC: 165.625 Mhz ~ 6.0377 ns period
+ *
+ * 1024 * 6.0377 ns =~ 6182 ns
+ * val = 2000000000ns / 6182ns
+ */
+ lan_wr(SYS_FRM_AGING_AGE_TX_ENA_SET(1) |
+ SYS_FRM_AGING_MAX_AGE_SET((2000000000 / 6182)),
+ lan9645x, SYS_FRM_AGING);
+
+ /* Setup flooding PGIDs for IPv4/IPv6 multicast. Control and dataplane
+ * use the same masks. Control frames are redirected to CPU, and
+ * the network stack is responsible for forwarding these.
+ * The dataplane is forwarding according to the offloaded MDB entries.
+ */
+ lan_wr(ANA_FLOODING_IPMC_FLD_MC4_DATA_SET(PGID_MCIPV4) |
+ ANA_FLOODING_IPMC_FLD_MC4_CTRL_SET(PGID_MC) |
+ ANA_FLOODING_IPMC_FLD_MC6_DATA_SET(PGID_MCIPV6) |
+ ANA_FLOODING_IPMC_FLD_MC6_CTRL_SET(PGID_MC),
+ lan9645x, ANA_FLOODING_IPMC);
+
+ /* There are 8 priorities */
+ for (int prio = 0; prio < 8; ++prio)
+ lan_wr(ANA_FLOODING_FLD_MULTICAST_SET(PGID_MC) |
+ ANA_FLOODING_FLD_UNICAST_SET(PGID_UC) |
+ ANA_FLOODING_FLD_BROADCAST_SET(PGID_BC),
+ lan9645x, ANA_FLOODING(prio));
+
+ /* Allow VLAN table to control whether cpu copy from the pgid table is
+ * enabled.
+ */
+ for (int i = 0; i < PGID_ENTRIES; ++i)
+ lan_wr(ANA_PGID_CFG_OBEY_VLAN_SET(1),
+ lan9645x, ANA_PGID_CFG(i));
+
+ /* Disable bridging by default */
+ for (int p = 0; p < lan9645x->num_phys_ports; p++) {
+ lan_wr(0, lan9645x, ANA_PGID(PGID_SRC + p));
+
+ /* Do not forward BPDU frames to the front ports and copy them
+ * to CPU
+ */
+ lan_wr(ANA_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA,
+ lan9645x, ANA_CPU_FWD_BPDU_CFG(p));
+ }
+
+ /* Set source buffer size for each priority and port to ~1700 bytes */
+ for (int i = 0; i <= QSYS_Q_RSRV; ++i) {
+ lan_wr(QS_SRC_BUF_RSV / 64, lan9645x, QSYS_RES_CFG(i));
+ lan_wr(QS_SRC_BUF_RSV / 64, lan9645x, QSYS_RES_CFG(512 + i));
+ }
+
+ lan9645x_port_cpu_init(lan9645x);
+
+ /* Multicast to all front ports */
+ lan_wr(front_ports, lan9645x, ANA_PGID(PGID_MC));
+
+ /* IP multicast to all front ports */
+ lan_wr(front_ports, lan9645x, ANA_PGID(PGID_MCIPV4));
+ lan_wr(front_ports, lan9645x, ANA_PGID(PGID_MCIPV6));
+
+ /* Unicast to all front ports */
+ lan_wr(front_ports, lan9645x, ANA_PGID(PGID_UC));
+
+ /* Broadcast to cpu and all front ports */
+ lan_wr(BIT(CPU_PORT) | front_ports, lan9645x, ANA_PGID(PGID_BC));
+
+ lan9645x_port_set_tail_drop_wm(lan9645x);
+
+ ds->mtu_enforcement_ingress = true;
+ ds->assisted_learning_on_cpu_port = true;
+ ds->fdb_isolation = true;
+
+ dev_info(lan9645x->dev,
+ "SKU features: tsn_dis=%d hsr_dis=%d max_ports=%d\n",
+ lan9645x->tsn_dis, lan9645x->dd_dis,
+ lan9645x->num_phys_ports - lan9645x->num_port_dis);
+
+ return 0;
+}
+
+static void lan9645x_port_phylink_get_caps(struct dsa_switch *ds, int port,
+ struct phylink_config *config)
+{
+ lan9645x_phylink_get_caps(ds->priv, port, config);
+}
+
+static const struct dsa_switch_ops lan9645x_switch_ops = {
+ .get_tag_protocol = lan9645x_get_tag_protocol,
+
+ .setup = lan9645x_setup,
+ .teardown = lan9645x_teardown,
+ .port_setup = lan9645x_port_setup,
+
+ /* Phylink integration */
+ .phylink_get_caps = lan9645x_port_phylink_get_caps,
+
+ /* MTU */
+ .port_change_mtu = lan9645x_change_mtu,
+ .port_max_mtu = lan9645x_get_max_mtu,
+};
+
+static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
+{
+ const char *resource_name;
+ struct regmap *tgt_map;
+
+ for (int i = 0; i < NUM_TARGETS; i++) {
+ resource_name = lan9645x_resource_names[i];
+ if (!resource_name)
+ continue;
+
+ tgt_map = dev_get_regmap(lan9645x->dev->parent, resource_name);
+ if (IS_ERR_OR_NULL(tgt_map)) {
+ dev_err(lan9645x->dev, "Failed to get regmap=%d\n", i);
+ return -ENODEV;
+ }
+
+ lan9645x->rmap[i] = tgt_map;
+ }
+
+ return 0;
+}
+
+static void lan9645x_set_feat_dis(struct lan9645x *lan9645x)
+{
+ u32 feat_dis;
+
+ /* The features which can be physically disabled on some SKUs are:
+ * 1) Number of ports can be 5, 7 or 9. Any ports can be used, the chip
+ * tracks how many are active.
+ * 2) HSR/PRP. The duplicate discard table can be disabled.
+ * 3) TAS, frame preemption and PSFP can be disabled.
+ */
+ feat_dis = lan_rd(lan9645x, GCB_FEAT_DISABLE);
+
+ lan9645x->num_port_dis =
+ GCB_FEAT_DISABLE_FEAT_NUM_PORTS_DIS_GET(feat_dis);
+ lan9645x->dd_dis = GCB_FEAT_DISABLE_FEAT_DD_DIS_GET(feat_dis);
+ lan9645x->tsn_dis = GCB_FEAT_DISABLE_FEAT_TSN_DIS_GET(feat_dis);
+}
+
+static int lan9645x_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct lan9645x *lan9645x;
+ struct dsa_switch *ds;
+ int err = 0;
+
+ lan9645x = devm_kzalloc(dev, sizeof(*lan9645x), GFP_KERNEL);
+ if (!lan9645x)
+ return dev_err_probe(dev, -ENOMEM,
+ "Failed to allocate LAN9645X");
+
+ dev_set_drvdata(dev, lan9645x);
+ lan9645x->dev = dev;
+
+ err = lan9645x_request_target_regmaps(lan9645x);
+ if (err)
+ return dev_err_probe(dev, err, "Failed to request regmaps");
+
+ ds = devm_kzalloc(dev, sizeof(*ds), GFP_KERNEL);
+ if (!ds)
+ return dev_err_probe(dev, -ENOMEM,
+ "Failed to allocate DSA switch");
+
+ ds->dev = dev;
+ ds->num_ports = NUM_PHYS_PORTS;
+ ds->num_tx_queues = NUM_PRIO_QUEUES;
+ ds->dscp_prio_mapping_is_global = true;
+
+ ds->ops = &lan9645x_switch_ops;
+ ds->phylink_mac_ops = &lan9645x_phylink_mac_ops;
+ ds->priv = lan9645x;
+
+ lan9645x->ds = ds;
+ lan9645x->shared_queue_sz = LAN9645X_BUFFER_MEMORY;
+
+ lan9645x_set_feat_dis(lan9645x);
+
+ err = dsa_register_switch(ds);
+ if (err)
+ return dev_err_probe(dev, err, "Failed to register DSA switch");
+
+ return 0;
+}
+
+static void lan9645x_remove(struct platform_device *pdev)
+{
+ struct lan9645x *lan9645x = dev_get_drvdata(&pdev->dev);
+
+ if (!lan9645x)
+ return;
+
+ /* Calls lan9645x DSA .teardown */
+ dsa_unregister_switch(lan9645x->ds);
+ dev_set_drvdata(&pdev->dev, NULL);
+}
+
+static void lan9645x_shutdown(struct platform_device *pdev)
+{
+ struct lan9645x *lan9645x = dev_get_drvdata(&pdev->dev);
+
+ if (!lan9645x)
+ return;
+
+ dsa_switch_shutdown(lan9645x->ds);
+
+ dev_set_drvdata(&pdev->dev, NULL);
+}
+
+static const struct of_device_id lan9645x_switch_of_match[] = {
+ { .compatible = "microchip,lan96455s-switch" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, lan9645x_switch_of_match);
+
+static struct platform_driver lan9645x_switch_driver = {
+ .driver = {
+ .name = "lan96455s-switch",
+ .of_match_table = lan9645x_switch_of_match,
+ },
+ .probe = lan9645x_probe,
+ .remove = lan9645x_remove,
+ .shutdown = lan9645x_shutdown,
+};
+module_platform_driver(lan9645x_switch_driver);
+
+MODULE_DESCRIPTION("Lan9645x Switch Driver");
+MODULE_AUTHOR("Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
new file mode 100644
index 000000000000..d8bdcb8a92ed
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -0,0 +1,334 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#ifndef __LAN9645X_MAIN_H__
+#define __LAN9645X_MAIN_H__
+
+#include <linux/dsa/lan9645x.h>
+#include <linux/if_bridge.h>
+#include <linux/regmap.h>
+#include <net/dsa.h>
+
+#include "lan9645x_regs.h"
+
+/* Ports 0-8 are front ports
+ * Ports 9-10 are CPU ports
+ *
+ * CPU ports are logical ports in the chip intended for management. The frame
+ * delivery mechanism can vary: direct register injection/extraction or one can
+ * use a front port as CPU port, called a Node Processor Interface (NPI).
+ *
+ * This is the approach used by LAN9645X.
+ */
+#define NUM_PHYS_PORTS 9
+#define CPU_PORT 9
+#define NUM_PRIO_QUEUES 8
+#define LAN9645X_NUM_TC 8
+
+#define QS_SRC_BUF_RSV 1700
+
+/* Reserved amount for (SRC, PRIO) at index 8*SRC + PRIO
+ * See QSYS:RES_CTRL[*]:RES_CFG description
+ */
+#define QSYS_Q_RSRV 95
+
+#define LAN9645X_ISDX_MAX 128
+#define LAN9645X_ESDX_MAX 128
+#define LAN9645X_SFID_MAX 128
+
+/* Reserved VLAN IDs. */
+#define UNAWARE_PVID 0
+#define HOST_PVID 4095
+#define VLAN_HSR_PRP 4094
+#define VLAN_MAX (VLAN_HSR_PRP - 1)
+
+/* 160KiB / 1.25Mbit */
+#define LAN9645X_BUFFER_MEMORY (160 * 1024)
+
+/* Port Group Identifiers (PGID) are port-masks applied to all frames.
+ * The replicated registers are organized like so in HW:
+ *
+ * 0-63: Destination analysis
+ * 64-79: Aggregation analysis
+ * 80-(80+10-1): Source port analysis
+ *
+ * Destination: By default the first 9 port masks == BIT(port_num). Never change
+ * these except for aggregation. Remaining dst masks are for L2 MC and
+ * flooding. (See FLOODING and FLOODING_IPMC).
+ *
+ * Aggregation: Used to pick a port within an aggregation group. If no
+ * aggregation is configured, these are all-ones.
+ *
+ * Source: Control which ports a given source port can forward to. A frame that
+ * is received on port n, uses mask 80+n as a mask to filter out destination
+ * ports. The default values are that all bits are set except for the index
+ * number (no loopback).
+ *
+ * We reserve destination PGIDs at the end of the range.
+ */
+
+#define PGID_AGGR 64
+#define PGID_SRC 80
+#define PGID_ENTRIES 89
+
+#define PGID_AGGR_NUM (PGID_SRC - PGID_AGGR)
+
+/* General purpose PGIDs. */
+#define PGID_GP_START CPU_PORT
+#define PGID_GP_END PGID_MRP
+
+/* Reserved PGIDs.
+ * PGID_MRP is a blackhole PGID
+ */
+#define PGID_MRP (PGID_AGGR - 7)
+#define PGID_CPU (PGID_AGGR - 6)
+#define PGID_UC (PGID_AGGR - 5)
+#define PGID_BC (PGID_AGGR - 4)
+#define PGID_MC (PGID_AGGR - 3)
+#define PGID_MCIPV4 (PGID_AGGR - 2)
+#define PGID_MCIPV6 (PGID_AGGR - 1)
+
+/* Flooding PGIDS:
+ * PGID_UC
+ * PGID_MC*
+ * PGID_BC
+ */
+
+#define GWM_MULTIPLIER_BIT BIT(8)
+#define LAN9645X_BUFFER_CELL_SZ 64
+
+#define RD_SLEEP_US 3
+#define RD_SLEEPTIMEOUT_US 100000
+#define SLOW_RD_SLEEP_US 1000
+#define SLOW_RD_SLEEPTIMEOUT_US 4000000
+
+#define lan9645x_rd_poll_timeout(_lan9645x, _reg_macro, _val, _cond) \
+ regmap_read_poll_timeout(lan_rmap((_lan9645x), _reg_macro), \
+ lan_rel_addr(_reg_macro), (_val), \
+ (_cond), RD_SLEEP_US, RD_SLEEPTIMEOUT_US)
+
+#define lan9645x_rd_poll_slow(_lan9645x, _reg_macro, _val, _cond) \
+ regmap_read_poll_timeout(lan_rmap((_lan9645x), _reg_macro), \
+ lan_rel_addr(_reg_macro), (_val), \
+ (_cond), SLOW_RD_SLEEP_US, \
+ SLOW_RD_SLEEPTIMEOUT_US)
+
+/* NPI port prefix config encoding
+ *
+ * 0: No CPU extraction header (normal frames)
+ * 1: CPU extraction header without prefix
+ * 2: CPU extraction header with short prefix
+ * 3: CPU extraction header with long prefix
+ */
+enum lan9645x_tag_prefix {
+ LAN9645X_TAG_PREFIX_DISABLED = 0,
+ LAN9645X_TAG_PREFIX_NONE = 1,
+ LAN9645X_TAG_PREFIX_SHORT = 2,
+ LAN9645X_TAG_PREFIX_LONG = 3,
+};
+
+enum {
+ LAN9645X_SPEED_DISABLED = 0,
+ LAN9645X_SPEED_10 = 1,
+ LAN9645X_SPEED_100 = 2,
+ LAN9645X_SPEED_1000 = 3,
+ LAN9645X_SPEED_2500 = 4,
+};
+
+/* Rewriter VLAN port tagging encoding for REW:PORT[0-10]:TAG_CFG.TAG_CFG
+ *
+ * 0: Port tagging disabled.
+ * 1: Tag all frames, except when VID=PORT_VLAN_CFG.PORT_VID or VID=0.
+ * 2: Tag all frames, except when VID=0.
+ * 3: Tag all frames.
+ */
+enum lan9645x_vlan_port_tag {
+ LAN9645X_TAG_DISABLED = 0,
+ LAN9645X_TAG_NO_PVID_NO_UNAWARE = 1,
+ LAN9645X_TAG_NO_UNAWARE = 2,
+ LAN9645X_TAG_ALL = 3,
+};
+
+struct lan9645x {
+ struct device *dev;
+ struct dsa_switch *ds;
+ struct regmap *rmap[NUM_TARGETS];
+
+ int shared_queue_sz;
+
+ /* NPI chip_port */
+ int npi;
+
+ u8 num_phys_ports;
+ struct lan9645x_port **ports;
+
+ int num_port_dis;
+ bool dd_dis;
+ bool tsn_dis;
+};
+
+struct lan9645x_port {
+ struct lan9645x *lan9645x;
+
+ u8 chip_port;
+
+ bool rx_internal_delay;
+ bool tx_internal_delay;
+};
+
+extern const struct phylink_mac_ops lan9645x_phylink_mac_ops;
+
+/* PFC_CFG.FC_LINK_SPEED encoding */
+static inline int lan9645x_speed_fc_enc(int speed)
+{
+ switch (speed) {
+ case LAN9645X_SPEED_10:
+ return 3;
+ case LAN9645X_SPEED_100:
+ return 2;
+ case LAN9645X_SPEED_1000:
+ return 1;
+ case LAN9645X_SPEED_2500:
+ return 0;
+ default:
+ WARN_ON_ONCE(1);
+ return 1;
+ }
+}
+
+/* Watermark encode. See QSYS:RES_CTRL[*]:RES_CFG.WM_HIGH for details.
+ * Returns lowest encoded number which will fit request/ is larger than request.
+ * Or the maximum representable value, if request is too large.
+ */
+static inline u32 lan9645x_wm_enc(u32 value)
+{
+ value = DIV_ROUND_UP(value, LAN9645X_BUFFER_CELL_SZ);
+
+ if (value >= GWM_MULTIPLIER_BIT) {
+ value = DIV_ROUND_UP(value, 16);
+ if (value >= GWM_MULTIPLIER_BIT)
+ value = (GWM_MULTIPLIER_BIT - 1);
+ value |= GWM_MULTIPLIER_BIT;
+ }
+
+ return value;
+}
+
+static inline struct lan9645x_port *lan9645x_to_port(struct lan9645x *lan9645x,
+ int port)
+{
+ if (WARN_ON(!(port >= 0 && port < lan9645x->num_phys_ports)))
+ return NULL;
+
+ return lan9645x->ports[port];
+}
+
+static inline struct regmap *lan_tgt2rmap(struct lan9645x *lan9645x,
+ enum lan9645x_target t, int tinst)
+{
+ return lan9645x->rmap[t + tinst];
+}
+
+static inline u32 __lan_rel_addr(int gbase, int ginst, int gcnt,
+ int gwidth, int raddr, int rinst,
+ int rcnt, int rwidth)
+{
+ WARN_ON(ginst >= gcnt);
+ WARN_ON(rinst >= rcnt);
+ return gbase + ginst * gwidth + raddr + rinst * rwidth;
+}
+
+/* Get register address relative to target instance */
+static inline u32 lan_rel_addr(enum lan9645x_target t, int tinst, int tcnt,
+ int gbase, int ginst, int gcnt, int gwidth,
+ int raddr, int rinst, int rcnt, int rwidth)
+{
+ WARN_ON(tinst >= tcnt);
+ return __lan_rel_addr(gbase, ginst, gcnt, gwidth, raddr, rinst,
+ rcnt, rwidth);
+}
+
+static inline u32 lan_rd(struct lan9645x *lan9645x, enum lan9645x_target t,
+ int tinst, int tcnt, int gbase, int ginst,
+ int gcnt, int gwidth, int raddr, int rinst,
+ int rcnt, int rwidth)
+{
+ u32 addr, val = 0;
+
+ addr = lan_rel_addr(t, tinst, tcnt, gbase, ginst, gcnt, gwidth,
+ raddr, rinst, rcnt, rwidth);
+
+ WARN_ON_ONCE(regmap_read(lan_tgt2rmap(lan9645x, t, tinst), addr, &val));
+
+ return val;
+}
+
+static inline int lan_bulk_rd(void *val, size_t val_count,
+ struct lan9645x *lan9645x,
+ enum lan9645x_target t, int tinst, int tcnt,
+ int gbase, int ginst, int gcnt, int gwidth,
+ int raddr, int rinst, int rcnt, int rwidth)
+{
+ u32 addr;
+
+ addr = lan_rel_addr(t, tinst, tcnt, gbase, ginst, gcnt, gwidth,
+ raddr, rinst, rcnt, rwidth);
+
+ return regmap_bulk_read(lan_tgt2rmap(lan9645x, t, tinst), addr, val,
+ val_count);
+}
+
+static inline struct regmap *lan_rmap(struct lan9645x *lan9645x,
+ enum lan9645x_target t, int tinst,
+ int tcnt, int gbase, int ginst,
+ int gcnt, int gwidth, int raddr,
+ int rinst, int rcnt, int rwidth)
+{
+ return lan_tgt2rmap(lan9645x, t, tinst);
+}
+
+static inline void lan_wr(u32 val, struct lan9645x *lan9645x,
+ enum lan9645x_target t, int tinst, int tcnt,
+ int gbase, int ginst, int gcnt, int gwidth,
+ int raddr, int rinst, int rcnt, int rwidth)
+{
+ u32 addr;
+
+ addr = lan_rel_addr(t, tinst, tcnt, gbase, ginst, gcnt, gwidth,
+ raddr, rinst, rcnt, rwidth);
+
+ WARN_ON_ONCE(regmap_write(lan_tgt2rmap(lan9645x, t, tinst), addr, val));
+}
+
+static inline void lan_rmw(u32 val, u32 mask, struct lan9645x *lan9645x,
+ enum lan9645x_target t, int tinst, int tcnt,
+ int gbase, int ginst, int gcnt, int gwidth,
+ int raddr, int rinst, int rcnt, int rwidth)
+{
+ u32 addr;
+
+ addr = lan_rel_addr(t, tinst, tcnt, gbase, ginst, gcnt, gwidth,
+ raddr, rinst, rcnt, rwidth);
+
+ WARN_ON_ONCE(regmap_update_bits(lan_tgt2rmap(lan9645x, t, tinst),
+ addr, mask, val));
+}
+
+/* lan9645x_npi.c */
+void lan9645x_npi_port_init(struct lan9645x *lan9645x,
+ struct dsa_port *cpu_port);
+void lan9645x_npi_port_deinit(struct lan9645x *lan9645x, int port);
+
+/* lan9645x_port.c */
+int lan9645x_port_setup(struct dsa_switch *ds, int port);
+void lan9645x_port_set_tail_drop_wm(struct lan9645x *lan9645x);
+int lan9645x_port_set_maxlen(struct lan9645x *lan9645x, int port, size_t sdu);
+void lan9645x_port_cpu_init(struct lan9645x *lan9645x);
+
+/* lan9645x_phylink.c */
+void lan9645x_phylink_get_caps(struct lan9645x *lan9645x, int port,
+ struct phylink_config *c);
+void lan9645x_phylink_port_down(struct lan9645x *lan9645x, int port);
+
+#endif /* __LAN9645X_MAIN_H__ */
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_npi.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_npi.c
new file mode 100644
index 000000000000..2e8a9bfb43c6
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_npi.c
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+#include <net/addrconf.h>
+
+#include "lan9645x_main.h"
+
+void lan9645x_npi_port_init(struct lan9645x *lan9645x,
+ struct dsa_port *cpu_port)
+{
+ int port = cpu_port->index;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+ lan9645x->npi = port;
+
+ dev_dbg(lan9645x->dev, "NPI port=%d\n", port);
+
+ /* Any CPU extraction queue frames, are sent to external CPU on given
+ * port. Never send injected frames back to cpu.
+ */
+ lan_wr(QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK |
+ QSYS_EXT_CPU_CFG_EXT_CPU_PORT_SET(p->chip_port) |
+ QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA_SET(1) |
+ QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA_SET(1),
+ lan9645x, QSYS_EXT_CPU_CFG);
+
+ /* Configure IFH prefix mode for NPI port. We can not use an injection
+ * prefix, because it requires all frames sent on the port to contain
+ * the prefix. Frames without the prefix would get stuck in the queue
+ * system rendering the port becomes unusable. Since we do not control
+ * what is sent to the NPI port, no prefix is our only option.
+ */
+ lan_rmw(SYS_PORT_MODE_INCL_XTR_HDR_SET(LAN9645X_TAG_PREFIX_LONG) |
+ SYS_PORT_MODE_INCL_INJ_HDR_SET(LAN9645X_TAG_PREFIX_NONE),
+ SYS_PORT_MODE_INCL_XTR_HDR |
+ SYS_PORT_MODE_INCL_INJ_HDR,
+ lan9645x,
+ SYS_PORT_MODE(p->chip_port));
+
+ /* Rewriting and extraction with IFH does not play nice together. A VLAN
+ * tag pushed into the frame by REW will cause 4 bytes at the end of the
+ * extraction header to be overwritten with the top 4 bytes of the DMAC.
+ *
+ * We can not use REW_PORT_CFG_NO_REWRITE=1 as that disabled RTAGD
+ * setting in the IFH
+ */
+ lan_rmw(REW_TAG_CFG_TAG_CFG_SET(LAN9645X_TAG_DISABLED),
+ REW_TAG_CFG_TAG_CFG, lan9645x, REW_TAG_CFG(port));
+
+ /* Make sure frames with src_port=CPU_PORT are not reflected back via
+ * the NPI port. This could happen if a frame is flooded for instance.
+ * The *_CPU_KILL_ENA flags above only have an effect when a frame is
+ * output due to a CPU forwarding decision such as trapping or cpu copy.
+ */
+ lan_rmw(0, BIT(port), lan9645x, ANA_PGID(PGID_SRC + CPU_PORT));
+}
+
+void lan9645x_npi_port_deinit(struct lan9645x *lan9645x, int port)
+{
+ struct lan9645x_port *p = lan9645x_to_port(lan9645x, port);
+
+ lan9645x->npi = -1;
+
+ lan_wr(QSYS_EXT_CPU_CFG_EXT_CPU_PORT_SET(0x1f) |
+ QSYS_EXT_CPU_CFG_EXT_CPU_KILL_ENA_SET(1) |
+ QSYS_EXT_CPU_CFG_INT_CPU_KILL_ENA_SET(1),
+ lan9645x, QSYS_EXT_CPU_CFG);
+
+ lan_rmw(SYS_PORT_MODE_INCL_XTR_HDR_SET(LAN9645X_TAG_PREFIX_DISABLED) |
+ SYS_PORT_MODE_INCL_INJ_HDR_SET(LAN9645X_TAG_PREFIX_DISABLED),
+ SYS_PORT_MODE_INCL_XTR_HDR |
+ SYS_PORT_MODE_INCL_INJ_HDR,
+ lan9645x,
+ SYS_PORT_MODE(p->chip_port));
+}
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_phylink.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_phylink.c
new file mode 100644
index 000000000000..1e55cec9d754
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_phylink.c
@@ -0,0 +1,381 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include <linux/phy.h>
+#include <linux/phy/phy.h>
+
+#include "lan9645x_main.h"
+
+/* Port 4 or 7 is RGMII_0 and port 8 is RGMII_1 */
+#define RGMII_IDX(port) ((port) == 8 ? 1 : 0)
+
+void lan9645x_phylink_get_caps(struct lan9645x *lan9645x, int port,
+ struct phylink_config *c)
+{
+ c->mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE | MAC_10 |
+ MAC_100 | MAC_1000FD | MAC_2500FD;
+
+ switch (port) {
+ case 0 ... 3:
+ __set_bit(PHY_INTERFACE_MODE_GMII, c->supported_interfaces);
+ break;
+ case 4:
+ __set_bit(PHY_INTERFACE_MODE_GMII, c->supported_interfaces);
+ phy_interface_set_rgmii(c->supported_interfaces);
+ break;
+ case 5 ... 6:
+ /* SerDes ports: QSGMII/SGMII/1000BASEX/2500BASEX modes
+ * require PCS support which is not yet implemented.
+ */
+ break;
+ case 7 ... 8:
+ /* QSGMII mode on ports 7-8 requires SerDes PCS support,
+ * which is not yet implemented.
+ */
+ phy_interface_set_rgmii(c->supported_interfaces);
+ break;
+ default:
+ break;
+ }
+}
+
+static void lan9645x_rgmii_set_speed(struct lan9645x *lan9645x, int port,
+ int speed)
+{
+ u8 tx_clk;
+
+ tx_clk = speed == SPEED_1000 ? 1 :
+ speed == SPEED_100 ? 2 :
+ speed == SPEED_10 ? 3 : 0;
+
+ lan_rmw(HSIO_RGMII_CFG_RGMII_RX_RST_SET(0) |
+ HSIO_RGMII_CFG_RGMII_TX_RST_SET(0) |
+ HSIO_RGMII_CFG_TX_CLK_CFG_SET(tx_clk),
+ HSIO_RGMII_CFG_RGMII_RX_RST |
+ HSIO_RGMII_CFG_RGMII_TX_RST |
+ HSIO_RGMII_CFG_TX_CLK_CFG,
+ lan9645x, HSIO_RGMII_CFG(RGMII_IDX(port)));
+}
+
+static void lan9645x_rgmii_dll_config(struct lan9645x_port *p)
+{
+ u32 rx_idx, tx_idx;
+
+ /* DLL register layout:
+ * (N*2): RGMII_N_RX
+ * (N*2)+1: RGMII_N_TX
+ */
+ rx_idx = RGMII_IDX(p->chip_port) * 2;
+ tx_idx = RGMII_IDX(p->chip_port) * 2 + 1;
+
+ /* Enable DLL in RGMII clock paths, deassert DLL reset, and start the
+ * delay tune FSM.
+ */
+ lan_rmw(HSIO_DLL_CFG_DLL_CLK_ENA_SET(1) |
+ HSIO_DLL_CFG_DLL_RST_SET(0) |
+ HSIO_DLL_CFG_DLL_ENA_SET(p->rx_internal_delay) |
+ HSIO_DLL_CFG_DELAY_ENA_SET(p->rx_internal_delay),
+ HSIO_DLL_CFG_DLL_CLK_ENA |
+ HSIO_DLL_CFG_DLL_RST |
+ HSIO_DLL_CFG_DLL_ENA |
+ HSIO_DLL_CFG_DELAY_ENA,
+ p->lan9645x, HSIO_DLL_CFG(rx_idx));
+
+ lan_rmw(HSIO_DLL_CFG_DLL_CLK_ENA_SET(1) |
+ HSIO_DLL_CFG_DLL_RST_SET(0) |
+ HSIO_DLL_CFG_DLL_ENA_SET(p->tx_internal_delay) |
+ HSIO_DLL_CFG_DELAY_ENA_SET(p->tx_internal_delay),
+ HSIO_DLL_CFG_DLL_CLK_ENA |
+ HSIO_DLL_CFG_DLL_RST |
+ HSIO_DLL_CFG_DLL_ENA |
+ HSIO_DLL_CFG_DELAY_ENA,
+ p->lan9645x, HSIO_DLL_CFG(tx_idx));
+}
+
+static struct lan9645x_port *
+lan9645x_phylink_config_to_port(struct phylink_config *config)
+{
+ struct dsa_port *dp = dsa_phylink_to_port(config);
+
+ return lan9645x_to_port(dp->ds->priv, dp->index);
+}
+
+static int lan9645x_phylink_mac_prepare(struct phylink_config *config,
+ unsigned int mode,
+ phy_interface_t iface)
+{
+ struct lan9645x_port *p = lan9645x_phylink_config_to_port(config);
+ struct lan9645x *lan9645x = p->lan9645x;
+ int port = p->chip_port;
+ u32 mask;
+
+ if (port == 5 || port == 6 || port > 8)
+ return -EINVAL;
+
+ mask = HSIO_HW_CFG_GMII_ENA_SET(BIT(port));
+ lan_rmw(mask, mask, lan9645x, HSIO_HW_CFG);
+
+ if (port == 4 && phy_interface_mode_is_rgmii(iface))
+ lan_rmw(HSIO_HW_CFG_RGMII_0_CFG_SET(1),
+ HSIO_HW_CFG_RGMII_0_CFG,
+ lan9645x, HSIO_HW_CFG);
+
+ return 0;
+}
+
+static void lan9645x_phylink_mac_config(struct phylink_config *config,
+ unsigned int mode,
+ const struct phylink_link_state *state)
+{
+ struct lan9645x_port *p = lan9645x_phylink_config_to_port(config);
+
+ if (phy_interface_mode_is_rgmii(state->interface))
+ lan9645x_rgmii_dll_config(p);
+}
+
+static bool lan9645x_port_is_cuphy(struct lan9645x *lan9645x, int port,
+ phy_interface_t interface)
+{
+ return port >= 0 && port <= 4 && interface == PHY_INTERFACE_MODE_GMII;
+}
+
+void lan9645x_phylink_port_down(struct lan9645x *lan9645x, int port)
+{
+ struct lan9645x_port *p = lan9645x_to_port(lan9645x, port);
+ u32 val;
+
+ /* Disable MAC frame reception */
+ lan_rmw(DEV_MAC_ENA_CFG_RX_ENA_SET(0),
+ DEV_MAC_ENA_CFG_RX_ENA,
+ lan9645x, DEV_MAC_ENA_CFG(p->chip_port));
+
+ /* Disable traffic being sent to or from switch port */
+ lan_rmw(QSYS_SW_PORT_MODE_PORT_ENA_SET(0),
+ QSYS_SW_PORT_MODE_PORT_ENA,
+ lan9645x, QSYS_SW_PORT_MODE(p->chip_port));
+
+ /* Disable dequeuing from the egress queues */
+ lan_rmw(QSYS_PORT_MODE_DEQUEUE_DIS_SET(1),
+ QSYS_PORT_MODE_DEQUEUE_DIS,
+ lan9645x, QSYS_PORT_MODE(p->chip_port));
+
+ /* Disable Flowcontrol */
+ lan_rmw(SYS_PAUSE_CFG_PAUSE_ENA_SET(0),
+ SYS_PAUSE_CFG_PAUSE_ENA,
+ lan9645x, SYS_PAUSE_CFG(p->chip_port));
+
+ /* Wait a worst case time 8ms (10K jumbo/10Mbit) */
+ usleep_range(8 * USEC_PER_MSEC, 9 * USEC_PER_MSEC);
+
+ /* Disable HDX backpressure. */
+ lan_rmw(SYS_FRONT_PORT_MODE_HDX_MODE_SET(0),
+ SYS_FRONT_PORT_MODE_HDX_MODE,
+ lan9645x, SYS_FRONT_PORT_MODE(p->chip_port));
+
+ /* Flush the queues associated with the port */
+ lan_rmw(QSYS_SW_PORT_MODE_AGING_MODE_SET(3),
+ QSYS_SW_PORT_MODE_AGING_MODE,
+ lan9645x, QSYS_SW_PORT_MODE(p->chip_port));
+
+ /* Enable dequeuing from the egress queues */
+ lan_rmw(QSYS_PORT_MODE_DEQUEUE_DIS_SET(0),
+ QSYS_PORT_MODE_DEQUEUE_DIS,
+ lan9645x, QSYS_PORT_MODE(p->chip_port));
+
+ /* Wait until flushing is complete */
+ if (lan9645x_rd_poll_slow(lan9645x, QSYS_SW_STATUS(p->chip_port),
+ val, !QSYS_SW_STATUS_EQ_AVAIL_GET(val)))
+ dev_err(lan9645x->dev, "Flush timeout chip port %u\n", port);
+
+ /* Disable MAC tx */
+ lan_rmw(DEV_MAC_ENA_CFG_TX_ENA_SET(0),
+ DEV_MAC_ENA_CFG_TX_ENA,
+ lan9645x, DEV_MAC_ENA_CFG(p->chip_port));
+
+ /* Reset the Port and MAC clock domains */
+ lan_rmw(DEV_CLOCK_CFG_PORT_RST_SET(1),
+ DEV_CLOCK_CFG_PORT_RST,
+ lan9645x, DEV_CLOCK_CFG(p->chip_port));
+
+ /* Wait before resetting MAC clock domains. */
+ usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC);
+
+ lan_rmw(DEV_CLOCK_CFG_MAC_TX_RST_SET(1) |
+ DEV_CLOCK_CFG_MAC_RX_RST_SET(1) |
+ DEV_CLOCK_CFG_PORT_RST_SET(1),
+ DEV_CLOCK_CFG_MAC_TX_RST |
+ DEV_CLOCK_CFG_MAC_RX_RST |
+ DEV_CLOCK_CFG_PORT_RST,
+ lan9645x, DEV_CLOCK_CFG(p->chip_port));
+
+ /* Clear flushing */
+ lan_rmw(QSYS_SW_PORT_MODE_AGING_MODE_SET(1),
+ QSYS_SW_PORT_MODE_AGING_MODE,
+ lan9645x, QSYS_SW_PORT_MODE(p->chip_port));
+}
+
+static void lan9645x_phylink_mac_link_down(struct phylink_config *config,
+ unsigned int link_an_mode,
+ phy_interface_t interface)
+{
+ struct lan9645x_port *p = lan9645x_phylink_config_to_port(config);
+ struct lan9645x *lan9645x = p->lan9645x;
+
+ lan9645x_phylink_port_down(lan9645x, p->chip_port);
+}
+
+static void lan9645x_phylink_mac_link_up(struct phylink_config *config,
+ struct phy_device *phydev,
+ unsigned int link_an_mode,
+ phy_interface_t interface, int speed,
+ int duplex, bool tx_pause,
+ bool rx_pause)
+{
+ struct lan9645x_port *p = lan9645x_phylink_config_to_port(config);
+ int rx_ifg1, rx_ifg2, tx_ifg, gtx_clk = 0;
+ struct lan9645x *lan9645x = p->lan9645x;
+ int gspeed = LAN9645X_SPEED_DISABLED;
+ int port = p->chip_port;
+ int mode = 0;
+ int fc_spd;
+
+ /* Configure RGMII TX clock for the negotiated speed */
+ if (phy_interface_mode_is_rgmii(interface))
+ lan9645x_rgmii_set_speed(lan9645x, port, speed);
+
+ if (duplex == DUPLEX_FULL) {
+ mode |= DEV_MAC_MODE_CFG_FDX_ENA_SET(1);
+ tx_ifg = 0x5;
+ rx_ifg2 = 0x2;
+
+ } else {
+ tx_ifg = 0x6;
+ rx_ifg2 = 0x2;
+ }
+
+ switch (speed) {
+ case SPEED_10:
+ rx_ifg1 = 0x2;
+ gspeed = LAN9645X_SPEED_10;
+ break;
+ case SPEED_100:
+ rx_ifg1 = 0x1;
+ gspeed = LAN9645X_SPEED_100;
+ break;
+ case SPEED_1000:
+ gspeed = LAN9645X_SPEED_1000;
+ mode |= DEV_MAC_MODE_CFG_GIGA_MODE_ENA_SET(1);
+ mode |= DEV_MAC_MODE_CFG_FDX_ENA_SET(1);
+ tx_ifg = 0x6;
+ rx_ifg1 = 0x1;
+ rx_ifg2 = 0x2;
+ gtx_clk = 1;
+ break;
+ case SPEED_2500:
+ gspeed = LAN9645X_SPEED_2500;
+ mode |= DEV_MAC_MODE_CFG_GIGA_MODE_ENA_SET(1);
+ mode |= DEV_MAC_MODE_CFG_FDX_ENA_SET(1);
+ tx_ifg = 0x6;
+ rx_ifg1 = 0x1;
+ rx_ifg2 = 0x2;
+ break;
+ default:
+ dev_err(lan9645x->dev, "Unsupported speed on port %d: %d\n",
+ p->chip_port, speed);
+ return;
+ }
+
+ fc_spd = lan9645x_speed_fc_enc(gspeed);
+
+ lan_rmw(mode,
+ DEV_MAC_MODE_CFG_FDX_ENA |
+ DEV_MAC_MODE_CFG_GIGA_MODE_ENA,
+ lan9645x, DEV_MAC_MODE_CFG(p->chip_port));
+
+ lan_rmw(DEV_MAC_IFG_CFG_TX_IFG_SET(tx_ifg) |
+ DEV_MAC_IFG_CFG_RX_IFG1_SET(rx_ifg1) |
+ DEV_MAC_IFG_CFG_RX_IFG2_SET(rx_ifg2),
+ DEV_MAC_IFG_CFG_TX_IFG |
+ DEV_MAC_IFG_CFG_RX_IFG1 |
+ DEV_MAC_IFG_CFG_RX_IFG2,
+ lan9645x, DEV_MAC_IFG_CFG(p->chip_port));
+
+ if (lan9645x_port_is_cuphy(lan9645x, port, interface)) {
+ lan_rmw(CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA_SET(gtx_clk),
+ CHIP_TOP_CUPHY_PORT_CFG_GTX_CLK_ENA, lan9645x,
+ CHIP_TOP_CUPHY_PORT_CFG(p->chip_port));
+ }
+
+ lan_rmw(SYS_PAUSE_CFG_PAUSE_ENA_SET(1),
+ SYS_PAUSE_CFG_PAUSE_ENA,
+ lan9645x, SYS_PAUSE_CFG(p->chip_port));
+
+ /* Flow control */
+ lan_rmw(SYS_MAC_FC_CFG_FC_LINK_SPEED_SET(fc_spd) |
+ SYS_MAC_FC_CFG_FC_LATENCY_CFG_SET(0x7) |
+ SYS_MAC_FC_CFG_ZERO_PAUSE_ENA_SET(1) |
+ SYS_MAC_FC_CFG_PAUSE_VAL_CFG_SET(0xffff) |
+ SYS_MAC_FC_CFG_RX_FC_ENA_SET(rx_pause ? 1 : 0) |
+ SYS_MAC_FC_CFG_TX_FC_ENA_SET(tx_pause ? 1 : 0),
+ SYS_MAC_FC_CFG_FC_LINK_SPEED |
+ SYS_MAC_FC_CFG_FC_LATENCY_CFG |
+ SYS_MAC_FC_CFG_ZERO_PAUSE_ENA |
+ SYS_MAC_FC_CFG_PAUSE_VAL_CFG |
+ SYS_MAC_FC_CFG_RX_FC_ENA |
+ SYS_MAC_FC_CFG_TX_FC_ENA,
+ lan9645x, SYS_MAC_FC_CFG(p->chip_port));
+
+ /* Enable MAC module */
+ lan_wr(DEV_MAC_ENA_CFG_RX_ENA_SET(1) |
+ DEV_MAC_ENA_CFG_TX_ENA_SET(1),
+ lan9645x, DEV_MAC_ENA_CFG(p->chip_port));
+
+ /* port _must_ be taken out of reset before MAC. */
+ lan_rmw(DEV_CLOCK_CFG_PORT_RST_SET(0),
+ DEV_CLOCK_CFG_PORT_RST,
+ lan9645x, DEV_CLOCK_CFG(p->chip_port));
+
+ /* Take out the clock from reset. Note this write will set all these
+ * fields to zero:
+ *
+ * DEV_CLOCK_CFG[*].MAC_TX_RST
+ * DEV_CLOCK_CFG[*].MAC_RX_RST
+ * DEV_CLOCK_CFG[*].PCS_TX_RST
+ * DEV_CLOCK_CFG[*].PCS_RX_RST
+ * DEV_CLOCK_CFG[*].PORT_RST
+ * DEV_CLOCK_CFG[*].PHY_RST
+ *
+ * Note link_down will assert PORT_RST, MAC_RX_RST and MAC_TX_RST, so
+ * we are effectively taking the mac tx/rx clocks out of reset.
+ *
+ * This linkspeed field has a slightly different encoding from others:
+ *
+ * - 0 is no-link
+ * - 1 is both 2500/1000
+ * - 2 is 100mbit
+ * - 3 is 10mbit
+ *
+ */
+ lan_wr(DEV_CLOCK_CFG_LINK_SPEED_SET(fc_spd == 0 ? 1 : fc_spd),
+ lan9645x,
+ DEV_CLOCK_CFG(p->chip_port));
+
+ /* Core: Enable port for frame transfer */
+ lan_rmw(QSYS_SW_PORT_MODE_PORT_ENA_SET(1) |
+ QSYS_SW_PORT_MODE_SCH_NEXT_CFG_SET(1) |
+ QSYS_SW_PORT_MODE_INGRESS_DROP_MODE_SET(1) |
+ QSYS_SW_PORT_MODE_TX_PFC_ENA_SET(0),
+ QSYS_SW_PORT_MODE_PORT_ENA |
+ QSYS_SW_PORT_MODE_SCH_NEXT_CFG |
+ QSYS_SW_PORT_MODE_INGRESS_DROP_MODE |
+ QSYS_SW_PORT_MODE_TX_PFC_ENA,
+ lan9645x, QSYS_SW_PORT_MODE(p->chip_port));
+}
+
+const struct phylink_mac_ops lan9645x_phylink_mac_ops = {
+ .mac_prepare = lan9645x_phylink_mac_prepare,
+ .mac_config = lan9645x_phylink_mac_config,
+ .mac_link_down = lan9645x_phylink_mac_link_down,
+ .mac_link_up = lan9645x_phylink_mac_link_up,
+};
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
new file mode 100644
index 000000000000..394a20ee678f
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_port.c
@@ -0,0 +1,193 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2026 Microchip Technology Inc.
+ */
+
+#include <linux/of_net.h>
+
+#include "lan9645x_main.h"
+
+void lan9645x_port_cpu_init(struct lan9645x *lan9645x)
+{
+ /* Map the 8 CPU extraction queues to CPU port 9 (datasheet is wrong) */
+ lan_wr(0, lan9645x, QSYS_CPU_GROUP_MAP);
+
+ /* Set min-spacing of EOF to SOF on injected frames to 0, on cpu device
+ * 1. This is required when injecting with IFH.
+ * Default values emulates delay of std preamble/IFG setting on a front
+ * port.
+ */
+ lan_rmw(QS_INJ_CTRL_GAP_SIZE_SET(0),
+ QS_INJ_CTRL_GAP_SIZE,
+ lan9645x, QS_INJ_CTRL(1));
+
+ /* Injection: Mode: manual injection | Byte_swap */
+ lan_wr(QS_INJ_GRP_CFG_MODE_SET(1) |
+ QS_INJ_GRP_CFG_BYTE_SWAP_SET(1),
+ lan9645x, QS_INJ_GRP_CFG(1));
+
+ lan_rmw(QS_INJ_CTRL_GAP_SIZE_SET(0),
+ QS_INJ_CTRL_GAP_SIZE,
+ lan9645x, QS_INJ_CTRL(1));
+
+ lan_wr(SYS_PORT_MODE_INCL_INJ_HDR_SET(1),
+ lan9645x, SYS_PORT_MODE(CPU_PORT + 1));
+
+ /* The CPU will only use its reserved buffer in the shared queue system
+ * and none of the shared buffer space, therefore we disable resource
+ * sharing in egress direction. We must not disable resource sharing in
+ * the ingress direction, because some traffic test scenarios require
+ * loads of buffer memory for frames initiated by the CPU.
+ */
+ lan_rmw(QSYS_EGR_NO_SHARING_EGR_NO_SHARING_SET(BIT(CPU_PORT)),
+ QSYS_EGR_NO_SHARING_EGR_NO_SHARING_SET(BIT(CPU_PORT)),
+ lan9645x, QSYS_EGR_NO_SHARING);
+
+ /* The CPU should also discard frames forwarded to it if it has run
+ * out of the reserved buffer space. Otherwise they will be held back
+ * in the ingress queues with potential head-of-line blocking effects.
+ */
+ lan_rmw(QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE_SET(BIT(CPU_PORT)),
+ QSYS_EGR_DROP_MODE_EGRESS_DROP_MODE_SET(BIT(CPU_PORT)),
+ lan9645x, QSYS_EGR_DROP_MODE);
+
+ lan_wr(BIT(CPU_PORT), lan9645x, ANA_PGID(PGID_CPU));
+
+ lan_rmw(ANA_PORT_CFG_PORTID_VAL_SET(CPU_PORT) |
+ ANA_PORT_CFG_RECV_ENA_SET(1),
+ ANA_PORT_CFG_PORTID_VAL |
+ ANA_PORT_CFG_RECV_ENA, lan9645x,
+ ANA_PORT_CFG(CPU_PORT));
+
+ /* Enable switching to/from cpu port. Keep default aging-mode. */
+ lan_rmw(QSYS_SW_PORT_MODE_PORT_ENA_SET(1) |
+ QSYS_SW_PORT_MODE_SCH_NEXT_CFG_SET(1) |
+ QSYS_SW_PORT_MODE_INGRESS_DROP_MODE_SET(1),
+ QSYS_SW_PORT_MODE_PORT_ENA |
+ QSYS_SW_PORT_MODE_SCH_NEXT_CFG |
+ QSYS_SW_PORT_MODE_INGRESS_DROP_MODE,
+ lan9645x, QSYS_SW_PORT_MODE(CPU_PORT));
+
+ /* Transmit cpu frames as received without any tagging, timing or other
+ * updates. This does not affect CPU-over-NPI, only manual extraction.
+ * On the NPI port we need NO_REWRITE=0 for HSR/PRP.
+ */
+ lan_wr(REW_PORT_CFG_NO_REWRITE_SET(1),
+ lan9645x, REW_PORT_CFG(CPU_PORT));
+}
+
+void lan9645x_port_set_tail_drop_wm(struct lan9645x *lan9645x)
+{
+ int shared_per_port;
+ struct dsa_port *dp;
+
+ /* Configure tail dropping watermark */
+ shared_per_port =
+ lan9645x->shared_queue_sz / (lan9645x->num_phys_ports + 1);
+
+ /* The total memory size is divided by number of front ports plus CPU
+ * port.
+ */
+ dsa_switch_for_each_available_port(dp, lan9645x->ds)
+ lan_wr(lan9645x_wm_enc(shared_per_port), lan9645x,
+ SYS_ATOP(dp->index));
+
+ /* Tail dropping active based only on per port ATOP wm */
+ lan_wr(lan9645x_wm_enc(lan9645x->shared_queue_sz), lan9645x,
+ SYS_ATOP_TOT_CFG);
+}
+
+/* VLAN tag overhead is handled by DEV_MAC_TAGS_CFG */
+int lan9645x_port_set_maxlen(struct lan9645x *lan9645x, int port, size_t sdu)
+{
+ struct lan9645x_port *p = lan9645x_to_port(lan9645x, port);
+ int maxlen = sdu + ETH_HLEN + ETH_FCS_LEN;
+
+ if (port == lan9645x->npi) {
+ maxlen += LAN9645X_IFH_LEN;
+ maxlen += LAN9645X_LONG_PREFIX_LEN;
+ }
+
+ lan_wr(DEV_MAC_MAXLEN_CFG_MAX_LEN_SET(maxlen), lan9645x,
+ DEV_MAC_MAXLEN_CFG(p->chip_port));
+
+ /* Set Pause WM hysteresis */
+ lan_rmw(SYS_PAUSE_CFG_PAUSE_STOP_SET(lan9645x_wm_enc(4 * maxlen)) |
+ SYS_PAUSE_CFG_PAUSE_START_SET(lan9645x_wm_enc(6 * maxlen)),
+ SYS_PAUSE_CFG_PAUSE_START |
+ SYS_PAUSE_CFG_PAUSE_STOP,
+ lan9645x,
+ SYS_PAUSE_CFG(p->chip_port));
+
+ return 0;
+}
+
+int lan9645x_port_setup(struct dsa_switch *ds, int port)
+{
+ struct dsa_port *dp = dsa_to_port(ds, port);
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+
+ if (dp->dn) {
+ u32 val;
+
+ if (!of_property_read_u32(dp->dn, "rx-internal-delay-ps", &val))
+ p->rx_internal_delay = val > 0;
+
+ if (!of_property_read_u32(dp->dn, "tx-internal-delay-ps", &val))
+ p->tx_internal_delay = val > 0;
+ }
+
+ /* Disable learning on port */
+ lan_rmw(ANA_PORT_CFG_LEARN_ENA_SET(0),
+ ANA_PORT_CFG_LEARN_ENA,
+ lan9645x, ANA_PORT_CFG(p->chip_port));
+
+ lan9645x_port_set_maxlen(lan9645x, port, ETH_DATA_LEN);
+
+ /* Load HDX backoff seed (fixed per-port, one-shot strobe) */
+ lan_rmw(DEV_MAC_HDX_CFG_SEED_SET(p->chip_port) |
+ DEV_MAC_HDX_CFG_SEED_LOAD_SET(1),
+ DEV_MAC_HDX_CFG_SEED |
+ DEV_MAC_HDX_CFG_SEED_LOAD, lan9645x,
+ DEV_MAC_HDX_CFG(p->chip_port));
+
+ lan_rmw(DEV_MAC_HDX_CFG_SEED_LOAD_SET(0),
+ DEV_MAC_HDX_CFG_SEED_LOAD, lan9645x,
+ DEV_MAC_HDX_CFG(p->chip_port));
+
+ /* Set SMAC of Pause frame (00:00:00:00:00:00) */
+ lan_wr(0, lan9645x, DEV_FC_MAC_LOW_CFG(p->chip_port));
+ lan_wr(0, lan9645x, DEV_FC_MAC_HIGH_CFG(p->chip_port));
+
+ lan9645x_phylink_port_down(lan9645x, port);
+
+ /* Drop frames with multicast source address */
+ lan_rmw(ANA_DROP_CFG_DROP_MC_SMAC_ENA_SET(1),
+ ANA_DROP_CFG_DROP_MC_SMAC_ENA, lan9645x,
+ ANA_DROP_CFG(p->chip_port));
+
+ lan_rmw(DEV_MAC_TAGS_CFG_VLAN_AWR_ENA_SET(1) |
+ DEV_MAC_TAGS_CFG_PB_ENA_SET(1) |
+ DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA_SET(1) |
+ DEV_MAC_TAGS_CFG_TAG_ID_SET(ETH_P_8021AD),
+ DEV_MAC_TAGS_CFG_VLAN_AWR_ENA |
+ DEV_MAC_TAGS_CFG_PB_ENA |
+ DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA |
+ DEV_MAC_TAGS_CFG_TAG_ID,
+ lan9645x, DEV_MAC_TAGS_CFG(p->chip_port));
+
+ /* Enable receiving frames on the port, and activate auto-learning of
+ * MAC addresses. LEARNAUTO is ignored when LEARN_ENA=0.
+ */
+ lan_rmw(ANA_PORT_CFG_LEARNAUTO_SET(1) |
+ ANA_PORT_CFG_RECV_ENA_SET(1) |
+ ANA_PORT_CFG_PORTID_VAL_SET(p->chip_port),
+ ANA_PORT_CFG_LEARNAUTO |
+ ANA_PORT_CFG_RECV_ENA |
+ ANA_PORT_CFG_PORTID_VAL,
+ lan9645x, ANA_PORT_CFG(p->chip_port));
+
+ return 0;
+}
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 5/9] net: dsa: lan9645x: add bridge support
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add support for hardware offloading of the bridge. We support a single
bridge device.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- allow disabling aging with explicit zero parameters.
- fix non-forwarding stp states
- fix restore host_flood requests on bridge leave
Changes in v2:
- variable name consistency
- port_set_learning use stp_state before writing to hw
- add set_host_flood for selftests, which need promic/all_multi on
standalone interfaces
---
drivers/net/dsa/microchip/lan9645x/lan9645x_main.c | 296 +++++++++++++++++++++
drivers/net/dsa/microchip/lan9645x/lan9645x_main.h | 18 ++
2 files changed, 314 insertions(+)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
index 3e68542ba81d..e709396c2298 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.c
@@ -28,6 +28,14 @@ static const char *lan9645x_resource_names[NUM_TARGETS + 1] = {
[NUM_TARGETS] = NULL,
};
+struct lan9645x_host_flood_work {
+ struct work_struct work;
+ struct lan9645x *lan9645x;
+ int port;
+ bool uc;
+ bool mc;
+};
+
static int lan9645x_tag_npi_setup(struct dsa_switch *ds)
{
struct dsa_port *dp, *first_cpu_dp = NULL;
@@ -61,7 +69,9 @@ static void lan9645x_teardown(struct dsa_switch *ds)
{
struct lan9645x *lan9645x = ds->priv;
+ destroy_workqueue(lan9645x->owq);
lan9645x_npi_port_deinit(lan9645x, lan9645x->npi);
+ mutex_destroy(&lan9645x->fwd_domain_lock);
}
static int lan9645x_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
@@ -145,6 +155,8 @@ static int lan9645x_setup(struct dsa_switch *ds)
return err;
}
+ mutex_init(&lan9645x->fwd_domain_lock);
+
/* Link Aggregation Mode: NETDEV_LAG_HASH_L2 */
lan_wr(ANA_AGGR_CFG_AC_SMAC_ENA |
ANA_AGGR_CFG_AC_DMAC_ENA,
@@ -242,6 +254,11 @@ static int lan9645x_setup(struct dsa_switch *ds)
lan9645x_port_set_tail_drop_wm(lan9645x);
+ lan9645x->owq = alloc_ordered_workqueue("%s-owq", 0,
+ dev_name(lan9645x->dev));
+ if (!lan9645x->owq)
+ return -ENOMEM;
+
ds->mtu_enforcement_ingress = true;
ds->assisted_learning_on_cpu_port = true;
ds->fdb_isolation = true;
@@ -260,6 +277,276 @@ static void lan9645x_port_phylink_get_caps(struct dsa_switch *ds, int port,
lan9645x_phylink_get_caps(ds->priv, port, config);
}
+static int lan9645x_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
+{
+ u32 age_secs = max(1, msecs / MSEC_PER_SEC / 2);
+ struct lan9645x *lan9645x = ds->priv;
+
+ /* Entry is must suffer two aging scans before it is removed, so it is
+ * aged after 2*AGE_PERIOD, and the unit is in seconds.
+ * An age period of 0 disables automatic aging.
+ */
+ lan_rmw(ANA_AUTOAGE_AGE_PERIOD_SET(msecs ? age_secs : 0),
+ ANA_AUTOAGE_AGE_PERIOD,
+ lan9645x, ANA_AUTOAGE);
+ return 0;
+}
+
+static int lan9645x_port_pre_bridge_flags(struct dsa_switch *ds, int port,
+ struct switchdev_brport_flags flags,
+ struct netlink_ext_ack *extack)
+{
+ if (flags.mask &
+ ~(BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD | BR_BCAST_FLOOD))
+ return -EINVAL;
+
+ return 0;
+}
+
+static void lan9645x_port_pgid_set(struct lan9645x *lan9645x, u16 pgid,
+ int chip_port, bool enabled)
+{
+ u32 reg_msk, port_msk;
+
+ WARN_ON(chip_port > CPU_PORT);
+
+ port_msk = ANA_PGID_PGID_SET(enabled ? BIT(chip_port) : 0);
+ reg_msk = ANA_PGID_PGID_SET(BIT(chip_port));
+
+ lan_rmw(port_msk, reg_msk, lan9645x, ANA_PGID(pgid));
+}
+
+static void lan9645x_port_set_learning(struct lan9645x *lan9645x, int port,
+ bool enabled)
+{
+ struct lan9645x_port *p = lan9645x_to_port(lan9645x, port);
+
+ p->learn_ena = enabled;
+
+ enabled = enabled && (p->stp_state == BR_STATE_LEARNING ||
+ p->stp_state == BR_STATE_FORWARDING);
+
+ lan_rmw(ANA_PORT_CFG_LEARN_ENA_SET(enabled), ANA_PORT_CFG_LEARN_ENA,
+ lan9645x, ANA_PORT_CFG(port));
+}
+
+static int lan9645x_port_bridge_flags(struct dsa_switch *ds, int port,
+ struct switchdev_brport_flags f,
+ struct netlink_ext_ack *extack)
+{
+ struct lan9645x *lan9645x = ds->priv;
+
+ if (WARN_ON(port == lan9645x->npi))
+ return -EINVAL;
+
+ if (f.mask & BR_LEARNING)
+ lan9645x_port_set_learning(lan9645x, port,
+ !!(f.val & BR_LEARNING));
+
+ if (f.mask & BR_FLOOD)
+ lan9645x_port_pgid_set(lan9645x, PGID_UC, port,
+ !!(f.val & BR_FLOOD));
+
+ if (f.mask & BR_MCAST_FLOOD) {
+ bool ena = !!(f.val & BR_MCAST_FLOOD);
+
+ lan9645x_port_pgid_set(lan9645x, PGID_MC, port, ena);
+ lan9645x_port_pgid_set(lan9645x, PGID_MCIPV4, port, ena);
+ lan9645x_port_pgid_set(lan9645x, PGID_MCIPV6, port, ena);
+ }
+
+ if (f.mask & BR_BCAST_FLOOD)
+ lan9645x_port_pgid_set(lan9645x, PGID_BC, port,
+ !!(f.val & BR_BCAST_FLOOD));
+
+ return 0;
+}
+
+static void lan9645x_update_fwd_mask(struct lan9645x *lan9645x)
+{
+ struct lan9645x_port *p;
+ struct dsa_port *dp;
+
+ lockdep_assert_held(&lan9645x->fwd_domain_lock);
+
+ /* Updates the source port PGIDs, making sure frames from p
+ * are only forwarded to ports q != p, where q is relevant to forward
+ */
+ dsa_switch_for_each_available_port(dp, lan9645x->ds) {
+ u32 mask = 0;
+
+ p = lan9645x_to_port(lan9645x, dp->index);
+
+ if (lan9645x_port_is_bridged(p) &&
+ (lan9645x->bridge_fwd_mask & BIT(dp->index))) {
+ mask = lan9645x->bridge_mask &
+ lan9645x->bridge_fwd_mask & ~BIT(dp->index);
+ }
+
+ lan_wr(mask, lan9645x, ANA_PGID(PGID_SRC + dp->index));
+ }
+}
+
+static void __lan9645x_port_mark_host_flood(struct lan9645x *lan9645x, int port,
+ bool uc, bool mc)
+{
+ lockdep_assert_held(&lan9645x->fwd_domain_lock);
+
+ if (uc)
+ lan9645x->host_flood_uc_mask |= BIT(port);
+ else
+ lan9645x->host_flood_uc_mask &= ~BIT(port);
+
+ if (mc)
+ lan9645x->host_flood_mc_mask |= BIT(port);
+ else
+ lan9645x->host_flood_mc_mask &= ~BIT(port);
+}
+
+static void __lan9645x_port_set_host_flood(struct lan9645x *lan9645x, int port)
+{
+ bool mc_ena, uc_ena;
+ u16 unbridged;
+
+ lockdep_assert_held(&lan9645x->fwd_domain_lock);
+
+ /* We want promiscuous and all_multi to affect standalone ports, for
+ * debug and test purposes.
+ *
+ * However, the linux bridge is incredibly eager to put bridged ports in
+ * promiscuous mode.
+
+ * This is unfortunate since lan9645x flood masks are global and not per
+ * ingress port. When some port triggers unknown uc/mc to the CPU, the
+ * traffic from any port is forwarded to the CPU.
+ *
+ * If the host CPU is weak, this can cause tremendous stress. Therefore,
+ * we compromise by ignoring this host flood request for bridged ports.
+ */
+ unbridged = ~lan9645x->bridge_mask & GENMASK(NUM_PHYS_PORTS - 1, 0);
+
+ uc_ena = !!(lan9645x->host_flood_uc_mask & unbridged);
+ lan9645x_port_pgid_set(lan9645x, PGID_UC, CPU_PORT, uc_ena);
+
+ mc_ena = !!(lan9645x->host_flood_mc_mask & unbridged);
+ lan9645x_port_pgid_set(lan9645x, PGID_MC, CPU_PORT, mc_ena);
+ lan9645x_port_pgid_set(lan9645x, PGID_MCIPV4, CPU_PORT, mc_ena);
+ lan9645x_port_pgid_set(lan9645x, PGID_MCIPV6, CPU_PORT, mc_ena);
+}
+
+static void lan9645x_host_flood_work_fn(struct work_struct *work)
+{
+ struct lan9645x_host_flood_work *w =
+ container_of(work, struct lan9645x_host_flood_work, work);
+
+ mutex_lock(&w->lan9645x->fwd_domain_lock);
+ __lan9645x_port_mark_host_flood(w->lan9645x, w->port, w->uc, w->mc);
+ __lan9645x_port_set_host_flood(w->lan9645x, w->port);
+ mutex_unlock(&w->lan9645x->fwd_domain_lock);
+ kfree(w);
+}
+
+/* Called in atomic context */
+static void lan9645x_port_set_host_flood(struct dsa_switch *ds, int port,
+ bool uc, bool mc)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_host_flood_work *w;
+
+ w = kzalloc_obj(*w, GFP_ATOMIC);
+ if (!w)
+ return;
+
+ INIT_WORK(&w->work, lan9645x_host_flood_work_fn);
+ w->lan9645x = lan9645x;
+ w->port = port;
+ w->uc = uc;
+ w->mc = mc;
+ queue_work(lan9645x->owq, &w->work);
+}
+
+static int lan9645x_port_bridge_join(struct dsa_switch *ds, int port,
+ struct dsa_bridge bridge,
+ bool *tx_fwd_offload,
+ struct netlink_ext_ack *extack)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+
+ if (lan9645x->bridge && lan9645x->bridge != bridge.dev) {
+ NL_SET_ERR_MSG_MOD(extack, "Only one bridge supported");
+ return -EBUSY;
+ }
+
+ mutex_lock(&lan9645x->fwd_domain_lock);
+ /* First bridged port sets bridge dev */
+ if (!lan9645x->bridge_mask)
+ lan9645x->bridge = bridge.dev;
+
+ lan9645x->bridge_mask |= BIT(p->chip_port);
+ __lan9645x_port_set_host_flood(lan9645x, port);
+
+ mutex_unlock(&lan9645x->fwd_domain_lock);
+
+ /* Later: stp_state_set updates forwarding */
+
+ return 0;
+}
+
+static void lan9645x_port_bridge_stp_state_set(struct dsa_switch *ds, int port,
+ u8 state)
+{
+ struct lan9645x *lan9645x;
+ struct lan9645x_port *p;
+ bool learn_ena;
+
+ lan9645x = ds->priv;
+ p = lan9645x_to_port(lan9645x, port);
+
+ mutex_lock(&lan9645x->fwd_domain_lock);
+
+ p->stp_state = state;
+
+ if (state == BR_STATE_FORWARDING)
+ lan9645x->bridge_fwd_mask |= BIT(p->chip_port);
+ else
+ lan9645x->bridge_fwd_mask &= ~BIT(p->chip_port);
+
+ learn_ena = (state == BR_STATE_LEARNING ||
+ state == BR_STATE_FORWARDING) && p->learn_ena;
+
+ lan_rmw(ANA_PORT_CFG_LEARN_ENA_SET(learn_ena),
+ ANA_PORT_CFG_LEARN_ENA, lan9645x,
+ ANA_PORT_CFG(p->chip_port));
+
+ lan9645x_update_fwd_mask(lan9645x);
+ mutex_unlock(&lan9645x->fwd_domain_lock);
+}
+
+static void lan9645x_port_bridge_leave(struct dsa_switch *ds, int port,
+ struct dsa_bridge bridge)
+{
+ struct lan9645x *lan9645x = ds->priv;
+ struct lan9645x_port *p;
+
+ p = lan9645x_to_port(lan9645x, port);
+
+ mutex_lock(&lan9645x->fwd_domain_lock);
+
+ lan9645x->bridge_mask &= ~BIT(p->chip_port);
+
+ /* Last port leaving clears bridge dev */
+ if (!lan9645x->bridge_mask)
+ lan9645x->bridge = NULL;
+
+ __lan9645x_port_set_host_flood(lan9645x, port);
+ lan9645x_update_fwd_mask(lan9645x);
+
+ mutex_unlock(&lan9645x->fwd_domain_lock);
+}
+
static const struct dsa_switch_ops lan9645x_switch_ops = {
.get_tag_protocol = lan9645x_get_tag_protocol,
@@ -273,6 +560,15 @@ static const struct dsa_switch_ops lan9645x_switch_ops = {
/* MTU */
.port_change_mtu = lan9645x_change_mtu,
.port_max_mtu = lan9645x_get_max_mtu,
+
+ /* Bridge integration */
+ .set_ageing_time = lan9645x_set_ageing_time,
+ .port_pre_bridge_flags = lan9645x_port_pre_bridge_flags,
+ .port_bridge_flags = lan9645x_port_bridge_flags,
+ .port_bridge_join = lan9645x_port_bridge_join,
+ .port_bridge_leave = lan9645x_port_bridge_leave,
+ .port_stp_state_set = lan9645x_port_bridge_stp_state_set,
+ .port_set_host_flood = lan9645x_port_set_host_flood,
};
static int lan9645x_request_target_regmaps(struct lan9645x *lan9645x)
diff --git a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
index d8bdcb8a92ed..22576bb8dd52 100644
--- a/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
+++ b/drivers/net/dsa/microchip/lan9645x/lan9645x_main.h
@@ -155,6 +155,11 @@ struct lan9645x {
struct dsa_switch *ds;
struct regmap *rmap[NUM_TARGETS];
+ u16 host_flood_uc_mask;
+ u16 host_flood_mc_mask;
+
+ struct workqueue_struct *owq;
+
int shared_queue_sz;
/* NPI chip_port */
@@ -163,6 +168,12 @@ struct lan9645x {
u8 num_phys_ports;
struct lan9645x_port **ports;
+ /* Forwarding Database */
+ struct net_device *bridge; /* Only support single bridge */
+ u16 bridge_mask; /* Mask for bridged ports */
+ u16 bridge_fwd_mask; /* Mask for forwarding bridged ports */
+ struct mutex fwd_domain_lock; /* lock forwarding configuration */
+
int num_port_dis;
bool dd_dis;
bool tsn_dis;
@@ -172,6 +183,8 @@ struct lan9645x_port {
struct lan9645x *lan9645x;
u8 chip_port;
+ u8 stp_state;
+ bool learn_ena;
bool rx_internal_delay;
bool tx_internal_delay;
@@ -224,6 +237,11 @@ static inline struct lan9645x_port *lan9645x_to_port(struct lan9645x *lan9645x,
return lan9645x->ports[port];
}
+static inline bool lan9645x_port_is_bridged(struct lan9645x_port *p)
+{
+ return p && (p->lan9645x->bridge_mask & BIT(p->chip_port));
+}
+
static inline struct regmap *lan_tgt2rmap(struct lan9645x *lan9645x,
enum lan9645x_target t, int tinst)
{
--
2.52.0
^ permalink raw reply related
* [PATCH net-next v3 2/9] dt-bindings: net: lan9645x: add LAN9645X switch bindings
From: Jens Emil Schulz Østergaard @ 2026-04-10 11:48 UTC (permalink / raw)
To: UNGLinuxDriver, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Woojung Huh,
Russell King, Steen Hegelund, Daniel Machon
Cc: linux-kernel, netdev, devicetree,
Jens Emil Schulz Østergaard
In-Reply-To: <20260410-dsa_lan9645x_switch_driver_base-v3-0-aadc8595306d@microchip.com>
Add bindings for LAN9645X switch. We use a fallback compatible for the
smallest SKU microchip,lan96455s-switch.
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
---
Changes in v3:
- remove additionalProperties: true
- remove unnecessary | from description
- change top level $ref to dsa.yaml#/$defs/ethernet-ports
- use ethernet-ports and ethernet-port
- move ethernet-ports under properties instead of patternProperties
- move unevaluatedProperties: false after $ref
- update example to use ethernet-ports and ethernet-port
Changes in v2:
- rename file to microchip,lan96455s-switch.yaml
- remove led vendor property
- add {rx,tx}-internal-delay-ps for rgmii delay
- remove labels from example
- remove container node from example
---
.../net/dsa/microchip,lan96455s-switch.yaml | 111 +++++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 112 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/dsa/microchip,lan96455s-switch.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,lan96455s-switch.yaml
new file mode 100644
index 000000000000..043fb48922b4
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/dsa/microchip,lan96455s-switch.yaml
@@ -0,0 +1,111 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/dsa/microchip,lan96455s-switch.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip LAN9645x Ethernet switch
+
+maintainers:
+ - Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
+
+description:
+ The LAN9645x switch is a multi-port Gigabit AVB/TSN Ethernet switch with
+ five integrated 10/100/1000Base-T PHYs. In addition to the integrated PHYs,
+ it supports up to 2 RGMII/RMII, up to 2 BASE-X/SERDES/2.5GBASE-X and one
+ Quad-SGMII interfaces.
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - microchip,lan96455s-switch
+ - items:
+ - enum:
+ - microchip,lan96455f-switch
+ - microchip,lan96457f-switch
+ - microchip,lan96459f-switch
+ - microchip,lan96457s-switch
+ - microchip,lan96459s-switch
+ - const: microchip,lan96455s-switch
+
+ reg:
+ maxItems: 1
+
+ ethernet-ports:
+ type: object
+ patternProperties:
+ "^ethernet-port@[0-8]$":
+ type: object
+ description: Ethernet switch ports
+
+ $ref: dsa-port.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ rx-internal-delay-ps:
+ const: 2000
+
+ tx-internal-delay-ps:
+ const: 2000
+
+$ref: dsa.yaml#/$defs/ethernet-ports
+
+required:
+ - compatible
+ - reg
+ - ethernet-ports
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ ethernet-switch@4000 {
+ compatible = "microchip,lan96459f-switch", "microchip,lan96455s-switch";
+ reg = <0x4000 0x244>;
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethernet-port@0 {
+ reg = <0>;
+ phy-mode = "gmii";
+ phy-handle = <&cuphy0>;
+ };
+
+ ethernet-port@1 {
+ reg = <1>;
+ phy-mode = "gmii";
+ phy-handle = <&cuphy1>;
+ };
+
+ ethernet-port@2 {
+ reg = <2>;
+ phy-mode = "gmii";
+ phy-handle = <&cuphy2>;
+ };
+
+ ethernet-port@3 {
+ reg = <3>;
+ phy-mode = "gmii";
+ phy-handle = <&cuphy3>;
+ };
+
+ ethernet-port@7 {
+ reg = <7>;
+ phy-mode = "rgmii";
+ ethernet = <&cpu_host_port>;
+ rx-internal-delay-ps = <2000>;
+ tx-internal-delay-ps = <2000>;
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+ };
+ };
+ };
+...
+
diff --git a/MAINTAINERS b/MAINTAINERS
index a8e4b5f5da3c..eeb67eed905c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17283,6 +17283,7 @@ M: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
+F: Documentation/devicetree/bindings/net/dsa/microchip,lan96455s-switch.yaml
F: include/linux/dsa/lan9645x.h
F: net/dsa/tag_lan9645x.c
--
2.52.0
^ permalink raw reply related
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