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>
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index ebeae6b..ae0e140 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -513,9 +513,9 @@
/* 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",