V4L/DVB (9682): gspca: New subdriver parameter 'bulk_nurbs'.
Some webcams with image transfer by bulk messages accept one or many
permanent bulk read.
Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
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.h b/drivers/media/video/gspca/gspca.h
index 50913ca..4ff9b81 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -58,6 +58,10 @@
int bulk_size; /* buffer size when image transfer by bulk */
struct v4l2_pix_format *cam_mode; /* size nmodes */
char nmodes;
+ __u8 bulk_nurbs; /* number of URBs in bulk mode
+ * - cannot be > MAX_NURBS
+ * - when 0 and bulk_size != 0 means
+ * 1 URB and submit done by subdriver */
__u8 epaddr;
};