+ Kevin
On Wed, Jul 29, 2026 at 9:23 AM Teodor Bostan <[email protected]> wrote: > > ASUS ROG Zephyrus G14 (2022) GA402RJ and GA402RK laptops use custom AC > power limits of 100W (RX 6700S) and 105W (RX 6800S). On resume from > suspend, the SMU firmware resets to the reference vBIOS default of 80W, > hard-capping GPU performance. > > Override SocketPowerLimitAc in sienna_cichlid_patch_pptable_quirk for > these subsystem IDs so the driver restores the platform's intended AC > power limit when reloading PPTable during boot and resume. > > Signed-off-by: Teodor Bostan <[email protected]> > --- > .../gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c > b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c > index cef628752..10d330edb 100644 > --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c > +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c > @@ -479,6 +479,7 @@ static int sienna_cichlid_patch_pptable_quirk(struct > smu_context *smu) > struct amdgpu_device *adev = smu->adev; > uint32_t *board_reserved; > uint16_t *freq_table_gfx; > + uint16_t *power_limit; > uint32_t i; > > /* Fix some OEM SKU specific stability issues */ > @@ -501,6 +502,18 @@ static int sienna_cichlid_patch_pptable_quirk(struct > smu_context *smu) > } > } > > + /* Fix some OEM SKU specific power limit issues */ > + if ((adev->pdev->device == 0x73EF) && > + (adev->pdev->subsystem_vendor == 0x1043)) { > + if (adev->pdev->subsystem_device == 0x1DEC) { > + GET_PPTABLE_MEMBER(SocketPowerLimitAc, &power_limit); > + power_limit[PPT_THROTTLER_PPT0] = 100; > + } else if (adev->pdev->subsystem_device == 0x1DCC) { > + GET_PPTABLE_MEMBER(SocketPowerLimitAc, &power_limit); > + power_limit[PPT_THROTTLER_PPT0] = 105; > + } > + } > + > return 0; > } > > -- > 2.55.0 >
