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drm/amdgpu: do optimization for psp command submit

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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>
This commit is contained in:
pengzhou 2020-12-16 13:14:15 +08:00 • committed by Alex Deucher
parent d45af863a6
commit 57995aa8ff
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
View file

@ -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);
}