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-rw-r--r--drivers/gpu/drm/panfrost/panfrost_drv.c35
1 files changed, 24 insertions, 11 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index c06af78ab833..0f2863cb8077 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -172,13 +172,27 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
{
struct panfrost_device *pfdev = dev->dev_private;
struct drm_panfrost_submit *args = data;
- struct drm_syncobj *sync_out;
+ struct drm_syncobj *sync_out = NULL;
struct panfrost_job *job;
int ret = 0;
+ if (!args->jc)
+ return -EINVAL;
+
+ if (args->requirements && args->requirements != PANFROST_JD_REQ_FS)
+ return -EINVAL;
+
+ if (args->out_sync > 0) {
+ sync_out = drm_syncobj_find(file, args->out_sync);
+ if (!sync_out)
+ return -ENODEV;
+ }
+
job = kzalloc(sizeof(*job), GFP_KERNEL);
- if (!job)
- return -ENOMEM;
+ if (!job) {
+ ret = -ENOMEM;
+ goto fail_out_sync;
+ }
kref_init(&job->refcount);
@@ -190,25 +204,24 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
ret = panfrost_copy_in_sync(dev, file, args, job);
if (ret)
- goto fail;
+ goto fail_job;
ret = panfrost_lookup_bos(dev, file, args, job);
if (ret)
- goto fail;
+ goto fail_job;
ret = panfrost_job_push(job);
if (ret)
- goto fail;
+ goto fail_job;
/* Update the return sync object for the job */
- sync_out = drm_syncobj_find(file, args->out_sync);
- if (sync_out) {
+ if (sync_out)
drm_syncobj_replace_fence(sync_out, job->render_done_fence);
- drm_syncobj_put(sync_out);
- }
-fail:
+fail_job:
panfrost_job_put(job);
+fail_out_sync:
+ drm_syncobj_put(sync_out);
return ret;
}