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authorJean-Francois Moine <moinejf@free.fr>2009-11-13 08:16:02 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-05 18:41:59 -0200
commitd131c3c9e136cb5a817094c3dc4b7261b495cd6e (patch)
treef0f6cac7cab36e23d8c00fb78cbd6d3fea6db87b /drivers
parent3ec342f25004c87c0d94de1bc1b5399685d58ad8 (diff)
V4L/DVB (13452): gspca - main: Let the driver scan URB packets when no frame buffer.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/gspca/gspca.c35
1 files changed, 12 insertions, 23 deletions
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 31ec5aa4491..68ba535300f 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -144,13 +144,6 @@ static void fill_frame(struct gspca_dev *gspca_dev,
pkt_scan = gspca_dev->sd_desc->pkt_scan;
for (i = 0; i < urb->number_of_packets; i++) {
- /* check the availability of the frame buffer */
- if ((gspca_dev->cur_frame->v4l2_buf.flags & BUF_ALL_FLAGS)
- != V4L2_BUF_FLAG_QUEUED) {
- gspca_dev->last_packet_type = DISCARD_PACKET;
- break;
- }
-
/* check the packet status and length */
len = urb->iso_frame_desc[i].actual_length;
if (len == 0) {
@@ -223,17 +216,11 @@ static void bulk_irq(struct urb *urb)
goto resubmit;
}
- /* check the availability of the frame buffer */
- if ((gspca_dev->cur_frame->v4l2_buf.flags & BUF_ALL_FLAGS)
- != V4L2_BUF_FLAG_QUEUED) {
- gspca_dev->last_packet_type = DISCARD_PACKET;
- } else {
- PDEBUG(D_PACK, "packet l:%d", urb->actual_length);
- gspca_dev->sd_desc->pkt_scan(gspca_dev,
- gspca_dev->frame,
- urb->transfer_buffer,
- urb->actual_length);
- }
+ PDEBUG(D_PACK, "packet l:%d", urb->actual_length);
+ gspca_dev->sd_desc->pkt_scan(gspca_dev,
+ gspca_dev->frame,
+ urb->transfer_buffer,
+ urb->actual_length);
resubmit:
/* resubmit the URB */
@@ -266,16 +253,18 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev,
int i, j;
PDEBUG(D_PACK, "add t:%d l:%d", packet_type, len);
+
+ /* check the availability of the frame buffer */
frame = gspca_dev->cur_frame;
+ if ((frame->v4l2_buf.flags & BUF_ALL_FLAGS)
+ != V4L2_BUF_FLAG_QUEUED) {
+ gspca_dev->last_packet_type = DISCARD_PACKET;
+ return frame;
+ }
/* when start of a new frame, if the current frame buffer
* is not queued, discard the whole frame */
if (packet_type == FIRST_PACKET) {
- if ((frame->v4l2_buf.flags & BUF_ALL_FLAGS)
- != V4L2_BUF_FLAG_QUEUED) {
- gspca_dev->last_packet_type = DISCARD_PACKET;
- return frame;
- }
frame->data_end = frame->data;
jiffies_to_timeval(get_jiffies_64(),
&frame->v4l2_buf.timestamp);