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drm/amdgpu: During compute disable GFXOFF for Sienna_Cichlid

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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>
This commit is contained in:
Harish Kasiviswanathan
2020-10-22 09:57:54 -04:00
committed by Alex Deucher
parent df0e4831c3
commit 73bf5cad26
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
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@@ -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);