diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_submitqueue.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_submitqueue.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_submitqueue.c b/drivers/gpu/drm/msm/msm_submitqueue.c index 0e803125a325..7fed1de63b5d 100644 --- a/drivers/gpu/drm/msm/msm_submitqueue.c +++ b/drivers/gpu/drm/msm/msm_submitqueue.c @@ -18,7 +18,7 @@ int msm_file_private_set_sysprof(struct msm_file_private *ctx, switch (sysprof) { default: - return -EINVAL; + return UERR(EINVAL, gpu->dev, "Invalid sysprof: %d", sysprof); case 2: pm_runtime_get_sync(&gpu->pdev->dev); fallthrough; @@ -161,6 +161,8 @@ int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx, struct msm_drm_private *priv = drm->dev_private; struct msm_gpu_submitqueue *queue; enum drm_sched_priority sched_prio; + extern int enable_preemption; + bool preemption_supported; unsigned ring_nr; int ret; @@ -170,6 +172,11 @@ int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx, if (!priv->gpu) return -ENODEV; + preemption_supported = priv->gpu->nr_rings == 1 && enable_preemption != 0; + + if (flags & MSM_SUBMITQUEUE_ALLOW_PREEMPT && preemption_supported) + return -EINVAL; + ret = msm_gpu_convert_priority(priv->gpu, prio, &ring_nr, &sched_prio); if (ret) return ret; |