diff options
| author | Evan Quan <evan.quan@amd.com> | 2019-12-06 11:30:45 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-11 15:22:07 -0500 |
| commit | ae46533b17639460b812d4dffa27f453e961ae82 (patch) | |
| tree | 37ceb18e6225f344499ea6a5cafde728f1653214 /drivers/gpu/drm/amd/powerplay/smu_v11_0.c | |
| parent | 418899d6157516fb0b7acad5e37653e60b285852 (diff) | |
drm/amd/powerplay: clear VBIOS scratchs on baco exit V2
This is needed for coming asic init on performing gpu reset.
V2: use non-asic specific programing way
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smu_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index f5469ad43929..7781d245f8ef 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -1676,10 +1676,17 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state) } } else { ret = smu_send_smc_msg(smu, SMU_MSG_ExitBaco); + if (ret) + goto out; + bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl, BIF_DOORBELL_INT_CNTL, DOORBELL_INTERRUPT_DISABLE, 0); WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl); + + /* clear vbios scratch 6 and 7 for coming asic reinit */ + WREG32(adev->bios_scratch_reg_offset + 6, 0); + WREG32(adev->bios_scratch_reg_offset + 7, 0); } if (ret) goto out; |