diff options
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.h | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_ringbuffer.c | 6 |
3 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 728f7d86c31c..91ced01041c9 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -254,6 +254,7 @@ static int msm_open(struct drm_device *dev, struct drm_file *file) static void context_close(struct msm_context *ctx) { + ctx->closed = true; msm_submitqueue_close(ctx); msm_context_put(ctx); } diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 231577656fae..a35e1c7bbcdd 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -356,6 +356,14 @@ struct msm_context { */ int queueid; + /** + * @closed: The device file associated with this context has been closed. + * + * Once the device is closed, any submits that have not been written + * to the ring buffer are no-op'd. + */ + bool closed; + /** @vm: the per-process GPU address-space */ struct drm_gpuvm *vm; diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c index 552b8da9e5f7..b2f612e5dc79 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.c +++ b/drivers/gpu/drm/msm/msm_ringbuffer.c @@ -17,6 +17,7 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) struct msm_fence_context *fctx = submit->ring->fctx; struct msm_gpu *gpu = submit->gpu; struct msm_drm_private *priv = gpu->dev->dev_private; + unsigned nr_cmds = submit->nr_cmds; int i; msm_fence_init(submit->hw_fence, fctx); @@ -36,8 +37,13 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) /* TODO move submit path over to using a per-ring lock.. */ mutex_lock(&gpu->lock); + if (submit->queue->ctx->closed) + submit->nr_cmds = 0; + msm_gpu_submit(gpu, submit); + submit->nr_cmds = nr_cmds; + mutex_unlock(&gpu->lock); return dma_fence_get(submit->hw_fence); |