V4L/DVB (11715): gspca - main: Set the number of packets per ISOC message.

The number of packets per isochronous message may now be set by the subdrivers
(default value 32).

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index ebeae6bdacc8..ae0e14033d66 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -513,9 +513,9 @@ static int create_urbs(struct gspca_dev *gspca_dev,
 
                 /* See paragraph 5.9 / table 5-11 of the usb 2.0 spec. */
                 psize = (psize & 0x07ff) * (1 + ((psize >> 11) & 3));
-                npkt = ISO_MAX_SIZE / psize;
-                if (npkt > ISO_MAX_PKT)
-                        npkt = ISO_MAX_PKT;
+                npkt = gspca_dev->cam.npkt;
+                if (npkt == 0)
+                        npkt = 32;              /* default value */
                 bsize = psize * npkt;
                 PDEBUG(D_STREAM,
                         "isoc %d pkts size %d = bsize:%d",