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path: root/drivers/media/platform/davinci/vpbe_display.c
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Diffstat (limited to 'drivers/media/platform/davinci/vpbe_display.c')
-rw-r--r--drivers/media/platform/davinci/vpbe_display.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c
index b4f12d00be05..656708252962 100644
--- a/drivers/media/platform/davinci/vpbe_display.c
+++ b/drivers/media/platform/davinci/vpbe_display.c
@@ -372,18 +372,32 @@ static int vpbe_stop_streaming(struct vb2_queue *vq)
372{ 372{
373 struct vpbe_fh *fh = vb2_get_drv_priv(vq); 373 struct vpbe_fh *fh = vb2_get_drv_priv(vq);
374 struct vpbe_layer *layer = fh->layer; 374 struct vpbe_layer *layer = fh->layer;
375 struct vpbe_display *disp = fh->disp_dev;
376 unsigned long flags;
375 377
376 if (!vb2_is_streaming(vq)) 378 if (!vb2_is_streaming(vq))
377 return 0; 379 return 0;
378 380
379 /* release all active buffers */ 381 /* release all active buffers */
382 spin_lock_irqsave(&disp->dma_queue_lock, flags);
383 if (layer->cur_frm == layer->next_frm) {
384 vb2_buffer_done(&layer->cur_frm->vb, VB2_BUF_STATE_ERROR);
385 } else {
386 if (layer->cur_frm != NULL)
387 vb2_buffer_done(&layer->cur_frm->vb,
388 VB2_BUF_STATE_ERROR);
389 if (layer->next_frm != NULL)
390 vb2_buffer_done(&layer->next_frm->vb,
391 VB2_BUF_STATE_ERROR);
392 }
393
380 while (!list_empty(&layer->dma_queue)) { 394 while (!list_empty(&layer->dma_queue)) {
381 layer->next_frm = list_entry(layer->dma_queue.next, 395 layer->next_frm = list_entry(layer->dma_queue.next,
382 struct vpbe_disp_buffer, list); 396 struct vpbe_disp_buffer, list);
383 list_del(&layer->next_frm->list); 397 list_del(&layer->next_frm->list);
384 vb2_buffer_done(&layer->next_frm->vb, VB2_BUF_STATE_ERROR); 398 vb2_buffer_done(&layer->next_frm->vb, VB2_BUF_STATE_ERROR);
385 } 399 }
386 400 spin_unlock_irqrestore(&disp->dma_queue_lock, flags);
387 return 0; 401 return 0;
388} 402}
389 403