linux-kernel - Re: [PATCH V3 0/3] drm: replace magic numbers

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Date:   Tue, 12 Nov 2019 15:52:49 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     "Deucher, Alexander" <Alexander.Deucher@....com>
Cc:     "Koenig, Christian" <Christian.Koenig@....com>,
        "Zhou, David(ChunMing)" <David1.Zhou@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Frederick Lawler <fred@...dlawl.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        Michel Dänzer <michel@...nzer.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>,
        Ilia Mirkin <imirkin@...m.mit.edu>
Subject: Re: [PATCH V3 0/3] drm: replace magic numbers

On Tue, Nov 12, 2019 at 07:35:53PM +0000, Deucher, Alexander wrote:
> > -----Original Message-----
> > From: amd-gfx <amd-gfx-bounces@...ts.freedesktop.org> On Behalf Of
> > Bjorn Helgaas
> > Sent: Tuesday, November 12, 2019 12:35 PM
> > To: Deucher, Alexander <Alexander.Deucher@....com>; Koenig, Christian
> > <Christian.Koenig@....com>; Zhou, David(ChunMing)
> > <David1.Zhou@....com>; David Airlie <airlied@...ux.ie>; Daniel Vetter
> > <daniel@...ll.ch>
> > Cc: Frederick Lawler <fred@...dlawl.com>; linux-pci@...r.kernel.org;
> > Michel Dänzer <michel@...nzer.net>; linux-kernel@...r.kernel.org; dri-
> > devel@...ts.freedesktop.org; amd-gfx@...ts.freedesktop.org; Bjorn Helgaas
> > <bhelgaas@...gle.com>; Ilia Mirkin <imirkin@...m.mit.edu>
> > Subject: [PATCH V3 0/3] drm: replace magic numbers
> > 
> > From: Bjorn Helgaas <bhelgaas@...gle.com>
> > 
> > amdgpu and radeon do a bit of mucking with the PCIe Link Control 2 register,
> > some of it using hard-coded magic numbers.  The idea here is to replace
> > those with #defines.
> > 
> > Since v2:
> >   - Fix a gpu_cfg2 case in amdgpu/si.c that I had missed
> >   - Separate out the functional changes for better bisection (thanks,
> >     Michel!)
> >   - Add #defines in a patch by themselves (so a GPU revert wouldn't break
> >     other potential users)
> >   - Squash all the magic number -> #define changes into one patch
> > 
> > Since v1:
> >   - Add my signed-off-by and Alex's reviewed-by.
> > 
> 
> Series is:
> Reviewed-by: Alex Deucher <alexander.deucher@....com>
> 
> I'm happy to have it go through whatever tree is easiest for you.

OK, thanks!  I applied your reviewed-by and put these on my pci/misc
branch for v5.5, in hopes that we might get a followup patch from Fred
along the lines of 6133b9204c0a ("cxgb4: Prefer
pcie_capability_read_word()")

> > Bjorn Helgaas (3):
> >   PCI: Add #defines for Enter Compliance, Transmit Margin
> >   drm: correct Transmit Margin masks
> >   drm: replace numbers with PCI_EXP_LNKCTL2 definitions
> > 
> >  drivers/gpu/drm/amd/amdgpu/cik.c | 22 ++++++++++++++--------
> > drivers/gpu/drm/amd/amdgpu/si.c  | 22 ++++++++++++++--------
> >  drivers/gpu/drm/radeon/cik.c     | 22 ++++++++++++++--------
> >  drivers/gpu/drm/radeon/si.c      | 22 ++++++++++++++--------
> >  include/uapi/linux/pci_regs.h    |  2 ++
> >  5 files changed, 58 insertions(+), 32 deletions(-)
> > 
> > --
> > 2.24.0.rc1.363.gb1bccd3e3d-goog
> > 
> > _______________________________________________
> > amd-gfx mailing list
> > amd-gfx@...ts.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx

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