leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/amdgpu: gfx support ras gpu reset

Browse Source 
request a gpu reset if ras return EAGAIN.
we will run late init again so it is ok to do nothing this time.

Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
xinhui pan 2019-05-08 22:36:10 +08:00 committed by Alex Deucher
parent 36810fdb69
commit 70ab8c6125
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -3825,8 +3825,14 @@ static int gfx_v9_0_ecc_late_init(void *handle)
**ras_if = ras_block;
r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1);
if (r)
if (r) {
if (r == -EAGAIN) {
amdgpu_ras_request_reset_on_boot(adev,
AMDGPU_RAS_BLOCK__GFX);
r = 0;
}
goto feature;
}
ih_info.head = **ras_if;
fs_info.head = **ras_if;
@ -3859,7 +3865,7 @@ interrupt:
feature:
kfree(*ras_if);
*ras_if = NULL;
return -EINVAL;
return r;
}
static int gfx_v9_0_late_init(void *handle)