diff options
| author | pengzhou <PengJu.Zhou@amd.com> | 2020-12-16 13:14:15 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-01-05 11:33:35 -0500 |
| commit | 57995aa8ffb3e47a74763cf9106d34e9e8be9d8d (patch) | |
| tree | dbf2acfc1d9a267f44965b82ed8d8169b646491c /drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | |
| parent | d45af863a61c994b62b7660c5f7b63619fd7fe35 (diff) | |
drm/amdgpu: do optimization for psp command submit
In the psp command submit logic,
the function msleep(1) delayed too long,
Changing it to usleep_range(10, 100) to
have a better performance.
Signed-off-by: Peng Ju Zhou <PengJu.Zhou@amd.com>
Reviewed-by: Emily.Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 5d6fc369e32c..2921f881fc66 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -249,7 +249,7 @@ psp_cmd_submit_buf(struct psp_context *psp, { int ret; int index; - int timeout = 2000; + int timeout = 20000; bool ras_intr = false; bool skip_unsupport = false; @@ -282,7 +282,7 @@ psp_cmd_submit_buf(struct psp_context *psp, ras_intr = amdgpu_ras_intr_triggered(); if (ras_intr) break; - msleep(1); + usleep_range(10, 100); amdgpu_asic_invalidate_hdp(psp->adev, NULL); } |