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

drm/amdgpu:no gpu scheduler for KIQ

Browse Source 
KIQ is used for interaction between driver and
CP, and not exposed to outside client, as such it
doesn't need to be handled by GPU scheduler.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Trigger Huang <trigger.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Trigger Huang 2016-11-02 05:43:44 -04:00 committed by Alex Deucher
parent 2068751d09
commit e22504425f
1 changed files with 21 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
View File

@ -382,6 +382,8 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
if (!ring->fence_drv.fences)
return -ENOMEM;
/* No need to setup the GPU scheduler for KIQ ring */
if (ring->funcs->type != AMDGPU_RING_TYPE_KIQ) {
timeout = msecs_to_jiffies(amdgpu_lockup_timeout);
if (timeout == 0) {
/*
@ -401,6 +403,7 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
ring->name);
return r;
}
}
return 0;
}