On Sat, May 7, 2022 at 3:06 AM Evan Quan <evan.quan@xxxxxxx> wrote: > > Suppress the following compile warning: > In file included from drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0_0_ppt.c:39: > >> drivers/gpu/drm/amd/amdgpu/../pm/inc/smu_v13_0_0_pptable.h:194:39: > warning: field overdrive_table within 'struct smu_13_0_0_powerplay_table' is > less aligned than 'struct smu_13_0_0_overdrive_table' and is usually due to > 'struct smu_13_0_0_powerplay_table' being packed, > which can lead to unaligned accesses [-Wunaligned-access] > > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Signed-off-by: Evan Quan <evan.quan@xxxxxxx> Acked-by: Alex Deucher <alexander.deucher@xxxxxxx> > Change-Id: Ibba9dbfcc6440d0bdf0fbe0534ce6a82ab6d5d10 > --- > drivers/gpu/drm/amd/pm/inc/smu_v13_0_0_pptable.h | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/pm/inc/smu_v13_0_0_pptable.h b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_0_pptable.h > index 670f2ef67868..566a0da59e53 100644 > --- a/drivers/gpu/drm/amd/pm/inc/smu_v13_0_0_pptable.h > +++ b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_0_pptable.h > @@ -22,6 +22,8 @@ > #ifndef SMU_13_0_0_PPTABLE_H > #define SMU_13_0_0_PPTABLE_H > > +#pragma pack(push, 1) > + > #define SMU_13_0_0_TABLE_FORMAT_REVISION 15 > > //// POWERPLAYTABLE::ulPlatformCaps > @@ -194,7 +196,8 @@ struct smu_13_0_0_powerplay_table > struct smu_13_0_0_overdrive_table overdrive_table; > uint8_t padding1; > PPTable_t smc_pptable; //PPTable_t in driver_if.h > -} __attribute__((packed)); > +}; > > +#pragma pack(pop) > > #endif > -- > 2.29.0 >
