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path: root/drivers/gpu/drm/msm/msm_submitqueue.c
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Diffstat (limited to 'drivers/gpu/drm/msm/msm_submitqueue.c')
-rw-r--r--drivers/gpu/drm/msm/msm_submitqueue.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/msm_submitqueue.c b/drivers/gpu/drm/msm/msm_submitqueue.c
index c3d206105d28..e5eef11ed014 100644
--- a/drivers/gpu/drm/msm/msm_submitqueue.c
+++ b/drivers/gpu/drm/msm/msm_submitqueue.c
@@ -98,17 +98,18 @@ int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx,
return 0;
}
+/*
+ * Create the default submit-queue (id==0), used for backwards compatibility
+ * for userspace that pre-dates the introduction of submitqueues.
+ */
int msm_submitqueue_init(struct drm_device *drm, struct msm_file_private *ctx)
{
struct msm_drm_private *priv = drm->dev_private;
int default_prio;
- if (!ctx)
- return 0;
-
/*
* Select priority 2 as the "default priority" unless nr_rings is less
- * than 2 and then pick the lowest pirority
+ * than 2 and then pick the lowest priority
*/
default_prio = priv->gpu ?
clamp_t(uint32_t, 2, 0, priv->gpu->nr_rings - 1) : 0;