* [PATCH] arm64: configs: Enable PCIe support for imx8mq boards
@ 2021-03-08 9:03 Heiko Thiery
2021-03-08 12:58 ` Heiko Thiery
0 siblings, 1 reply; 4+ messages in thread
From: Heiko Thiery @ 2021-03-08 9:03 UTC (permalink / raw)
To: linux-arm-kernel, linux-kernel; +Cc: Catalin Marinas, Will Deacon, Heiko Thiery
Enable PCI_IMX6 to get PCI support for imx8mq boards like imx8mq-evk,
imx8mq-kontron-pitx-imx8m and imx8mq-zii-ultra. This increases the image
by 64k.
Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
---
arch/arm64/configs/defconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index d612f633b771..4b7b4a8f1860 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -225,6 +225,7 @@ CONFIG_PCI_HOST_THUNDER_PEM=y
CONFIG_PCI_HOST_THUNDER_ECAM=y
CONFIG_PCIE_ROCKCHIP_HOST=m
CONFIG_PCIE_BRCMSTB=m
+CONFIG_PCI_IMX6=y
CONFIG_PCI_LAYERSCAPE=y
CONFIG_PCIE_LAYERSCAPE_GEN4=y
CONFIG_PCI_HISI=y
--
2.30.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: configs: Enable PCIe support for imx8mq boards
2021-03-08 9:03 [PATCH] arm64: configs: Enable PCIe support for imx8mq boards Heiko Thiery
@ 2021-03-08 12:58 ` Heiko Thiery
2021-03-11 16:13 ` Heiko Thiery
0 siblings, 1 reply; 4+ messages in thread
From: Heiko Thiery @ 2021-03-08 12:58 UTC (permalink / raw)
To: linux-arm-kernel, linux-kernel
Cc: Catalin Marinas, Will Deacon, Michael Walle
Hi all,
Am Mo., 8. März 2021 um 10:03 Uhr schrieb Heiko Thiery <heiko.thiery@gmail.com>:
>
> Enable PCI_IMX6 to get PCI support for imx8mq boards like imx8mq-evk,
> imx8mq-kontron-pitx-imx8m and imx8mq-zii-ultra. This increases the image
> by 64k.
The growth of 64k is not right.
Using the support script shows:
$ scripts/bloat-o-meter vmlinux vmlinux.with_pci
add/remove: 22/2 grow/shrink: 2/0 up/down: 8338/-16 (8322)
Function old new delta
imx6_pcie_probe - 1804 +1804
imx6_pcie_deassert_core_reset - 1356 +1356
imx6_pcie_of_match - 1200 +1200
imx6_pcie_start_link - 692 +692
imx6_pcie_suspend_noirq - 528 +528
imx6_pcie_init_phy - 496 +496
imx6_pcie_host_init - 336 +336
imx6_pcie_assert_core_reset - 332 +332
pcie_phy_write - 272 +272
imx6_pcie_driver - 200 +200
imx6_pcie_pm_ops - 184 +184
pcie_phy_read - 168 +168
imx6_pcie_resume_noirq - 156 +156
pcie_phy_wait_ack - 140 +140
pcie_phy_poll_ack.isra - 124 +124
imx6_pcie_quirk - 124 +124
drvdata - 60 +60
dw_pcie_ops 208 264 +56
imx6_pcie_init - 40 +40
imx6_pcie_shutdown - 32 +32
imx6_pcie_host_ops - 16 +16
e843419@0d4b_0001256e_27c4 - 8 +8
e843419@0590_00007810_4f0 - 8 +8
vermagic 76 82 +6
e843419@0c2e_0001064f_80 8 - -8
e843419@0633_00008212_13c 8 - -8
Total: Before=21884381, After=21892703, chg +0.04%
> Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
> ---
> arch/arm64/configs/defconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index d612f633b771..4b7b4a8f1860 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -225,6 +225,7 @@ CONFIG_PCI_HOST_THUNDER_PEM=y
> CONFIG_PCI_HOST_THUNDER_ECAM=y
> CONFIG_PCIE_ROCKCHIP_HOST=m
> CONFIG_PCIE_BRCMSTB=m
> +CONFIG_PCI_IMX6=y
> CONFIG_PCI_LAYERSCAPE=y
> CONFIG_PCIE_LAYERSCAPE_GEN4=y
> CONFIG_PCI_HISI=y
> --
> 2.30.0
>
--
Heiko
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: configs: Enable PCIe support for imx8mq boards
2021-03-08 12:58 ` Heiko Thiery
@ 2021-03-11 16:13 ` Heiko Thiery
2021-03-11 16:36 ` Fabio Estevam
0 siblings, 1 reply; 4+ messages in thread
From: Heiko Thiery @ 2021-03-11 16:13 UTC (permalink / raw)
To: linux-arm-kernel, linux-kernel
Cc: Catalin Marinas, Will Deacon, Michael Walle, Lucas Stach,
Baruch Siach, Fabio Estevam, Shawn Guo, Andrey Smirnov,
Chris Healy
Hi all,
Added some more to the CC list since they could be interested in this.
Am Mo., 8. März 2021 um 13:58 Uhr schrieb Heiko Thiery <heiko.thiery@gmail.com>:
>
> Hi all,
>
> Am Mo., 8. März 2021 um 10:03 Uhr schrieb Heiko Thiery <heiko.thiery@gmail.com>:
> >
> > Enable PCI_IMX6 to get PCI support for imx8mq boards like imx8mq-evk,
> > imx8mq-kontron-pitx-imx8m and imx8mq-zii-ultra. This increases the image
> > by 64k.
>
> The growth of 64k is not right.
>
> Using the support script shows:
>
> $ scripts/bloat-o-meter vmlinux vmlinux.with_pci
> add/remove: 22/2 grow/shrink: 2/0 up/down: 8338/-16 (8322)
> Function old new delta
> imx6_pcie_probe - 1804 +1804
> imx6_pcie_deassert_core_reset - 1356 +1356
> imx6_pcie_of_match - 1200 +1200
> imx6_pcie_start_link - 692 +692
> imx6_pcie_suspend_noirq - 528 +528
> imx6_pcie_init_phy - 496 +496
> imx6_pcie_host_init - 336 +336
> imx6_pcie_assert_core_reset - 332 +332
> pcie_phy_write - 272 +272
> imx6_pcie_driver - 200 +200
> imx6_pcie_pm_ops - 184 +184
> pcie_phy_read - 168 +168
> imx6_pcie_resume_noirq - 156 +156
> pcie_phy_wait_ack - 140 +140
> pcie_phy_poll_ack.isra - 124 +124
> imx6_pcie_quirk - 124 +124
> drvdata - 60 +60
> dw_pcie_ops 208 264 +56
> imx6_pcie_init - 40 +40
> imx6_pcie_shutdown - 32 +32
> imx6_pcie_host_ops - 16 +16
> e843419@0d4b_0001256e_27c4 - 8 +8
> e843419@0590_00007810_4f0 - 8 +8
> vermagic 76 82 +6
> e843419@0c2e_0001064f_80 8 - -8
> e843419@0633_00008212_13c 8 - -8
> Total: Before=21884381, After=21892703, chg +0.04%
>
>
> > Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
> > ---
> > arch/arm64/configs/defconfig | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> > index d612f633b771..4b7b4a8f1860 100644
> > --- a/arch/arm64/configs/defconfig
> > +++ b/arch/arm64/configs/defconfig
> > @@ -225,6 +225,7 @@ CONFIG_PCI_HOST_THUNDER_PEM=y
> > CONFIG_PCI_HOST_THUNDER_ECAM=y
> > CONFIG_PCIE_ROCKCHIP_HOST=m
> > CONFIG_PCIE_BRCMSTB=m
> > +CONFIG_PCI_IMX6=y
> > CONFIG_PCI_LAYERSCAPE=y
> > CONFIG_PCIE_LAYERSCAPE_GEN4=y
> > CONFIG_PCI_HISI=y
> > --
> > 2.30.0
> >
--
Heiko
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: configs: Enable PCIe support for imx8mq boards
2021-03-11 16:13 ` Heiko Thiery
@ 2021-03-11 16:36 ` Fabio Estevam
0 siblings, 0 replies; 4+ messages in thread
From: Fabio Estevam @ 2021-03-11 16:36 UTC (permalink / raw)
To: Heiko Thiery
Cc: moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
linux-kernel, Catalin Marinas, Will Deacon, Michael Walle,
Lucas Stach, Baruch Siach, Shawn Guo, Andrey Smirnov, Chris Healy
Hi Heiko,
On Thu, Mar 11, 2021 at 1:13 PM Heiko Thiery <heiko.thiery@gmail.com> wrote:
> > > Enable PCI_IMX6 to get PCI support for imx8mq boards like imx8mq-evk,
> > > imx8mq-kontron-pitx-imx8m and imx8mq-zii-ultra. This increases the image
> > > by 64k.
> >
> > The growth of 64k is not right.
Please resend this patch without mentioning the image growth size.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2021-03-08 9:03 [PATCH] arm64: configs: Enable PCIe support for imx8mq boards Heiko Thiery
2021-03-08 12:58 ` Heiko Thiery
2021-03-11 16:13 ` Heiko Thiery
2021-03-11 16:36 ` Fabio Estevam
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