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path: root/drivers/input/touchscreen
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Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r--drivers/input/touchscreen/sur40.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index 880c40b23..b7e8c11a6 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -126,7 +126,7 @@ struct sur40_image_header {
#define VIDEO_PACKET_SIZE 16384
/* polling interval (ms) */
-#define POLL_INTERVAL 4
+#define POLL_INTERVAL 1
/* maximum number of contacts FIXME: this is a guess? */
#define MAX_CONTACTS 64
@@ -448,7 +448,7 @@ static void sur40_process_video(struct sur40_state *sur40)
/* return error if streaming was stopped in the meantime */
if (sur40->sequence == -1)
- goto err_poll;
+ return;
/* mark as finished */
new_buf->vb.vb2_buf.timestamp = ktime_get_ns();
@@ -736,6 +736,7 @@ static int sur40_start_streaming(struct vb2_queue *vq, unsigned int count)
static void sur40_stop_streaming(struct vb2_queue *vq)
{
struct sur40_state *sur40 = vb2_get_drv_priv(vq);
+ vb2_wait_for_all_buffers(vq);
sur40->sequence = -1;
/* Release all active buffers */