diff mbox series

[v2,102/108] media: ti-vpe: cal: Remove DMA queue empty check at start streaming time

Message ID 20200706183709.12238-103-laurent.pinchart@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series media: ti-vpe: cal: Add media controller support | expand

Commit Message

Laurent Pinchart July 6, 2020, 6:37 p.m. UTC 
The vb2 queue ensures that the start streaming operation will only be
called with a minimal number of buffers queued to the driver. There's
thus no need to manually check if the DMA queue is empty. Remove the
check.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
---
 drivers/media/platform/ti-vpe/cal-video.c | 6 ------
 1 file changed, 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/platform/ti-vpe/cal-video.c b/drivers/media/platform/ti-vpe/cal-video.c
index 6d6ea02bf0b2..d10c8c16abd3 100644
--- a/drivers/media/platform/ti-vpe/cal-video.c
+++ b/drivers/media/platform/ti-vpe/cal-video.c
@@ -512,12 +512,6 @@  static int cal_start_streaming(struct vb2_queue *vq, unsigned int count)
 	int ret;
 
 	spin_lock_irq(&ctx->slock);
-	if (list_empty(&dma_q->active)) {
-		spin_unlock_irq(&ctx->slock);
-		ctx_dbg(3, ctx, "buffer queue is empty\n");
-		return -EIO;
-	}
-
 	buf = list_entry(dma_q->active.next, struct cal_buffer, list);
 	ctx->cur_frm = buf;
 	ctx->next_frm = buf;