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drm/amd/pm: bug fix for the runtime pm BACO

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In some systems only MACO is supported. This is to fix the problem
that runtime pm is enabled but BACO is not supported. MACO will be
handled seperately.

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Jack Gui <Jack.Gui@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Kenneth Feng 2021-08-06 10:28:04 +08:00 • committed by Alex Deucher
parent 7cbe08a930
commit 3042f80c6c
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
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@ -353,8 +353,7 @@ static void sienna_cichlid_check_bxco_support(struct smu_context *smu)
struct amdgpu_device *adev = smu->adev;
uint32_t val;
if (powerplay_table->platform_caps & SMU_11_0_7_PP_PLATFORM_CAP_BACO ||
powerplay_table->platform_caps & SMU_11_0_7_PP_PLATFORM_CAP_MACO) {
if (powerplay_table->platform_caps & SMU_11_0_7_PP_PLATFORM_CAP_BACO) {
val = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP0);
smu_baco->platform_support =
(val & RCC_BIF_STRAP0__STRAP_PX_CAPABLE_MASK) ? true :