diff options
author | Paul Cercueil <paul@crapouillou.net> | 2022-04-18 22:44:36 +0300 |
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committer | Paul Cercueil <paul@crapouillou.net> | 2022-04-18 22:46:55 +0300 |
commit | 40f458b7816bd3ddddc068998523b4e039c04818 (patch) | |
tree | f88d18bd293fb646a53cc025fa72329b0f738e97 /drivers/gpu/drm/amd/pm/amdgpu_dpm.c | |
parent | c6ed9f66eb70aeaac9998bd3552ada740d90e20c (diff) | |
parent | c54b39a565227538c52ead2349eb17d54aadd6f7 (diff) | |
download | linux-40f458b7816bd3ddddc068998523b4e039c04818.tar.xz |
Merge drm/drm-next into drm-misc-next
drm/drm-next has a build fix for the NewVision NV3052C panel
(drivers/gpu/drm/panel/panel-newvision-nv3052c.c), which needs to be
merged back to drm-misc-next, as it was failing to build there.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/amdgpu_dpm.c')
-rw-r--r-- | drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c index 89fbee568be4..5504d81c77b7 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c @@ -173,6 +173,17 @@ bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) if (!pp_funcs || !pp_funcs->get_asic_baco_capability) return false; + /* Don't use baco for reset in S3. + * This is a workaround for some platforms + * where entering BACO during suspend + * seems to cause reboots or hangs. + * This might be related to the fact that BACO controls + * power to the whole GPU including devices like audio and USB. + * Powering down/up everything may adversely affect these other + * devices. Needs more investigation. + */ + if (adev->in_s3) + return false; mutex_lock(&adev->pm.mutex); @@ -500,6 +511,9 @@ int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) struct smu_context *smu = adev->powerplay.pp_handle; int ret = 0; + if (!is_support_sw_smu(adev)) + return -EOPNOTSUPP; + mutex_lock(&adev->pm.mutex); ret = smu_send_hbm_bad_pages_num(smu, size); mutex_unlock(&adev->pm.mutex); @@ -512,6 +526,9 @@ int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t si struct smu_context *smu = adev->powerplay.pp_handle; int ret = 0; + if (!is_support_sw_smu(adev)) + return -EOPNOTSUPP; + mutex_lock(&adev->pm.mutex); ret = smu_send_hbm_bad_channel_flag(smu, size); mutex_unlock(&adev->pm.mutex); |