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authorNirmoy Das <nirmoy.das@amd.com>2020-03-10 13:15:56 +0100
committerAlex Deucher <alexander.deucher@amd.com>2020-03-10 15:54:07 -0400
commitea29221d1d6d9d474d4770812f675cc29cde6125 (patch)
tree4e108731153be0ff8364c105756ad3010b5cc2ea
parent552b80d7409da11f344cdd0bced62e6d9375f3fb (diff)
drm/amdgpu: do not set nil entry in compute_prio_sched
If there are no high priority compute queues available then set normal priority sched array to compute_prio_sched[AMDGPU_GFX_PIPE_PRIO_HIGH] Signed-off-by: Nirmoy Das <nirmoy.das@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 3b2370ad1e47..fa575bdc03c8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -686,10 +686,17 @@ static void amdgpu_ctx_init_compute_sched(struct amdgpu_device *adev)
adev->gfx.num_compute_sched[i] = num_compute_sched_normal;
i = AMDGPU_GFX_PIPE_PRIO_HIGH;
- adev->gfx.compute_prio_sched[i] =
- &adev->gfx.compute_sched[num_compute_sched_high - 1];
- adev->gfx.num_compute_sched[i] =
- adev->gfx.num_compute_rings - num_compute_sched_normal;
+ if (num_compute_sched_high == (AMDGPU_MAX_COMPUTE_RINGS - 1)) {
+ /* When compute has no high priority rings then use */
+ /* normal priority sched array */
+ adev->gfx.compute_prio_sched[i] = &adev->gfx.compute_sched[0];
+ adev->gfx.num_compute_sched[i] = num_compute_sched_normal;
+ } else {
+ adev->gfx.compute_prio_sched[i] =
+ &adev->gfx.compute_sched[num_compute_sched_high - 1];
+ adev->gfx.num_compute_sched[i] =
+ adev->gfx.num_compute_rings - num_compute_sched_normal;
+ }
}
void amdgpu_ctx_init_sched(struct amdgpu_device *adev)