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, 13 insertions, 1 deletions

diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c
index e4e933c400bc..30872cd047cc 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -42,7 +42,7 @@ struct sd {
         char bridge;
 #define BRIDGE_VC0321 0
 #define BRIDGE_VC0323 1
-        char sensor;
+        u8 sensor;
 #define SENSOR_HV7131R 0
 #define SENSOR_MI0360 1
 #define SENSOR_MI1310_SOC 2
@@ -2453,6 +2453,17 @@ static int sd_config(struct gspca_dev *gspca_dev,
         struct usb_device *dev = gspca_dev->dev;
         struct cam *cam;
         int sensor;
+        static u8 npkt[] = {    /* number of packets per ISOC message */
+                64,             /* HV7131R 0 */
+                32,             /* MI0360 1 */
+                32,             /* MI1310_SOC 2 */
+                64,             /* MI1320 3 */
+                128,            /* MI1320_SOC 4 */
+                32,             /* OV7660 5 */
+                64,             /* OV7670 6 */
+                128,            /* PO1200 7 */
+                128,            /* PO3130NC 8 */
+        };
 
         cam = &gspca_dev->cam;
         sd->bridge = id->driver_info;
@@ -2515,6 +2526,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
                         break;
                 }
         }
+        cam->npkt = npkt[sd->sensor];
 
         sd->hflip = HFLIP_DEF;
         sd->vflip = VFLIP_DEF;