V4L/DVB (9087): gspca: Image transfer by bulk uses altsetting 0 with any buffer size.
- gspca_dev field 'bulk_size' added.
- when only one altsetting usable, do image transfer by bulk.
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 192dffd..f900654 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -56,6 +56,7 @@
/* device information - set at probe time */
struct cam {
+ int bulk_size; /* buffer size when image transfer by bulk */
struct v4l2_pix_format *cam_mode; /* size nmodes */
char nmodes;
__u8 epaddr;
@@ -144,7 +145,6 @@
__u8 iface; /* USB interface number */
__u8 alt; /* USB alternate setting */
- __u8 bulk; /* image transfer by isoc (0) or bulk (1) */
__u8 curr_mode; /* current camera mode */
__u32 pixfmt; /* current mode parameters */
__u16 width;