diff options
| author |   Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> | 2020-10-22 09:57:54 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-10-23 15:33:48 -0400 |
| commit | 73bf5cad2696fe3a21f70101821405db839ea18e (patch) | |
| tree | 54f6963b84631fe1eef52551680ee3b4b02e220d /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | |
| parent | drm/amdgpu: don't map BO in reserved region (diff) | |
| download | linux-dev-73bf5cad2696fe3a21f70101821405db839ea18e.tar.xz linux-dev-73bf5cad2696fe3a21f70101821405db839ea18e.zip | |
drm/amdgpu: During compute disable GFXOFF for Sienna_Cichlid
Workaround to fix the soft hang observed in certain compute
applications.
Acked-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 0544460653b9..92b7e744fe22 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -648,6 +648,13 @@ void amdgpu_amdkfd_set_compute_idle(struct kgd_dev *kgd, bool idle) { struct amdgpu_device *adev = (struct amdgpu_device *)kgd; + /* Temp workaround to fix the soft hang observed in certain compute + * applications if GFXOFF is enabled. + */ + if (adev->asic_type == CHIP_SIENNA_CICHLID) { + pr_debug("GFXOFF is %s\n", idle ? "enabled" : "disabled"); + amdgpu_gfx_off_ctrl(adev, idle); + } amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_COMPUTE, !idle); |