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drm/amdgpu: do not set nil entry in compute_prio_sched

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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>
This commit is contained in:
Nirmoy Das 2020-03-10 13:15:56 +01:00 committed by Alex Deucher
parent 552b80d740
commit ea29221d1d
1 changed files with 11 additions and 4 deletions
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15
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
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@ -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)