From: "Marek Behún" <kabel@kernel.org>
To: "Pali Rohár" <pali@kernel.org>
Cc: "Bjorn Helgaas" <helgaas@kernel.org>,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Marc Zyngier" <maz@kernel.org>,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
"Gregory CLEMENT" <gregory.clement@bootlin.com>
Subject: Re: [PATCH 04/18] PCI: Add PCI_EXP_SLTCAP_*_SHIFT macros
Date: Wed, 18 May 2022 22:05:56 +0200 [thread overview]
Message-ID: <20220518220556.753c0367@thinkpad> (raw)
In-Reply-To: <20220518192600.usgzcaca565kt66h@pali>
On Wed, 18 May 2022 21:26:00 +0200
Pali Rohár <pali@kernel.org> wrote:
> On Wednesday 18 May 2022 14:23:22 Bjorn Helgaas wrote:
> > On Sun, Feb 20, 2022 at 08:33:32PM +0100, Marek Behún wrote:
> > > From: Pali Rohár <pali@kernel.org>
> > >
> > > These macros allows to easily compose and extract Slot Power Limit and
> > > Physical Slot Number values from Slot Capability Register.
> > >
> > > Signed-off-by: Pali Rohár <pali@kernel.org>
> > > Signed-off-by: Marek Behún <kabel@kernel.org>
> >
> > Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> >
> > We talked about using FIELD_PREP() / FIELD_GET(), which I think would
> > remove the need for the *_SHIFT macros. But we can always do that
> > later.
>
> I have already done this for pci-mvebu.c driver and patch was merged:
> https://lore.kernel.org/linux-pci/20220412094946.27069-5-pali@kernel.org/
>
> IIRC we have decided to not use those *_SHIFT macros as it would flood
> public uapi file and from this file we cannot remove macros due to
> userspace backward compatibility.
So should I change patch 5 of the aardvark batch 5 to also use
FIELD_GET(), so that this patch is not needed?
Marek
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next prev parent reply other threads:[~2022-05-18 20:07 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-20 19:33 [PATCH 00/18] PCI: aardvark controller changes BATCH 5 Marek Behún
2022-02-20 19:33 ` [PATCH 01/18] PCI: pci-bridge-emul: Re-arrange register tests Marek Behún
2022-02-20 19:33 ` [PATCH 02/18] PCI: pci-bridge-emul: Add support for PCIe extended capabilities Marek Behún
2022-02-20 19:33 ` [PATCH 03/18] PCI: aardvark: Add support for AER registers on emulated bridge Marek Behún
2022-02-20 19:33 ` [PATCH 04/18] PCI: Add PCI_EXP_SLTCAP_*_SHIFT macros Marek Behún
2022-04-28 11:09 ` Lorenzo Pieralisi
2022-04-28 11:16 ` Pali Rohár
2022-05-18 19:23 ` Bjorn Helgaas
2022-05-18 19:26 ` Pali Rohár
2022-05-18 20:05 ` Marek Behún [this message]
2022-05-18 20:27 ` Bjorn Helgaas
2022-02-20 19:33 ` [PATCH 05/18] PCI: aardvark: Fix reporting Slot capabilities on emulated bridge Marek Behún
2022-02-20 19:33 ` [PATCH 06/18] PCI: pciehp: Enable DLLSC interrupt only if supported Marek Behún
[not found] ` <20220509034216.GA26780@wunner.de>
2022-05-13 16:57 ` Pali Rohár
[not found] ` <20220514091400.GA20725@wunner.de>
2022-08-18 12:22 ` Marek Behún
2022-02-20 19:33 ` [PATCH 07/18] PCI: pciehp: Enable Command Completed Interrupt " Marek Behún
[not found] ` <20220509040139.GB26780@wunner.de>
2022-05-13 16:59 ` Pali Rohár
2022-02-20 19:33 ` [PATCH 08/18] PCI: aardvark: Add support for DLLSC and hotplug interrupt Marek Behún
2022-02-20 19:33 ` [PATCH 09/18] PCI: Add PCI_EXP_SLTCTL_ASPL_DISABLE macro Marek Behún
2022-02-20 19:33 ` [PATCH 10/18] PCI: Add function for parsing `slot-power-limit-milliwatt` DT property Marek Behún
2022-02-20 19:33 ` [PATCH 11/18] dt-bindings: PCI: aardvark: Describe slot-power-limit-milliwatt Marek Behún
2022-02-20 19:33 ` [PATCH 12/18] PCI: aardvark: Send Set_Slot_Power_Limit message Marek Behún
2022-02-20 19:33 ` [PATCH 13/18] arm64: dts: armada-3720-turris-mox: Define slot-power-limit-milliwatt for PCIe Marek Behún
2022-02-20 19:33 ` [PATCH 14/18] PCI: aardvark: Add clock support Marek Behún
2022-02-20 19:33 ` [PATCH 15/18] arm64: dts: marvell: armada-37xx: Add clock to PCIe node Marek Behún
2022-02-28 15:52 ` Gregory CLEMENT
2022-02-20 19:33 ` [PATCH 16/18] PCI: aardvark: Add suspend to RAM support Marek Behún
2022-04-12 11:14 ` Lorenzo Pieralisi
2022-02-20 19:33 ` [PATCH 17/18] PCI: aardvark: Run link training in separate worker Marek Behún
2022-04-12 15:25 ` Lorenzo Pieralisi
2022-04-12 17:55 ` Pali Rohár
2022-04-13 9:16 ` Lorenzo Pieralisi
2022-05-04 14:02 ` Marek Behún
2022-02-20 19:33 ` [PATCH 18/18] PCI: aardvark: Optimize PCIe card reset via GPIO Marek Behún
2022-04-11 15:36 ` [PATCH 00/18] PCI: aardvark controller changes BATCH 5 Lorenzo Pieralisi
2022-04-11 16:53 ` Pali Rohár
2022-05-13 10:33 ` Lorenzo Pieralisi
2022-05-13 16:48 ` Pali Rohár
2022-05-18 15:54 ` (subset) " Lorenzo Pieralisi
2022-08-16 16:25 ` Lorenzo Pieralisi
2022-08-18 13:56 ` Marek Behún
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