On Sat, Jul 30, 2022 at 02:06:10AM -0700, Guenter Roeck wrote:
> On 7/29/22 22:12, Paul E. McKenney wrote:
> > On Fri, Jul 29, 2022 at 11:41:55PM -0300, André Almeida wrote:
> > > Hi Paul,
> > >
> > > Às 23:25 de 29/07/22, Paul E. McKenney escreveu:
> > > > Hello!
> > > >
> > > > I am seeing the following in allmodconfig builds of recent -next on x86:
> > > >
> > > > drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:
> > > > In function
> > > > ‘DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation’:
> > > > drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:1659:1:
> > > > error: the frame size of 2144 bytes is larger than 2048 bytes
> > > > [-Werror=frame-larger-than=]
> > > > 1659 | }
> > > > | ^
> > > > drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:
> > > > In function ‘dml32_ModeSupportAndSystemConfigurationFull’:
> > > > drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:3799:1:
> > > > error: the frame size of 2480 bytes is larger than 2048 bytes
> > > > [-Werror=frame-larger-than=]
> > > > 3799 | } // ModeSupportAndSystemConfigurationFull
> > > > | ^
> > >
> > > I think they are fixed at amd-staging-drm-next:
> > >
> > > git log --oneline amd/amd-staging-drm-next
> > > drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
> > > 953daa61981b drm/amd/display: Reduce stack size in the mode support
> > > function
> > > 361e705e712d drm/amd/display: reduce stack for
> > > dml32_CalculatePrefetchSchedule
> > > f2dbf5a4dd1e drm/amd/display: reduce stack for
> > > dml32_CalculateWatermarksMALLUseAndDRAMSpeedChangeSupport
> > > a0a68cda2ef8 drm/amd/display: reduce stack for
> > > dml32_CalculateVMRowAndSwath
> > > ca6730ca0f01 drm/amd/display: reduce stack for
> > > dml32_CalculateSwathAndDETConfiguration
> > > 593eef8c1a5e drm/amd/display: reduce stack size in dcn32 dml (v2)
> > >
> > > https://gitlab.freedesktop.org/agd5f/linux/-/commits/amd-staging-drm-next/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
> >
> > Very good, thank you! I will test again on the next -next.
> >
>
> Did you try next-20220728 ?
>
> groeck@server:~/src/linux-next$ git describe
> next-20220728
> groeck@server:~/src/linux-next$ git log --oneline
> drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c
> 1b54a0121dba drm/amd/display: Reduce stack size in the mode support function
> 86e4863e67a9 drm/amd/display: reduce stack for dml32_CalculatePrefetchSchedule
> 3c3abac60117 drm/amd/display: reduce stack for
> dml32_CalculateWatermarksMALLUseAndDRAMSpeedChangeSupport
> c3b3f9ba25e6 drm/amd/display: reduce stack for dml32_CalculateVMRowAndSwath
> bac4b41d917a drm/amd/display: reduce stack for
> dml32_CalculateSwathAndDETConfiguration
> 7acc487ab57e drm/amd/display: reduce stack size in dcn32 dml (v2)
Indeed, next-20220728 does avoid the problem, thank you!
Thanx, Paul
