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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h
index 192dffdcd9c..f9006542c58 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -56,6 +56,7 @@ extern int gspca_debug;
 
 /* 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 @@ struct gspca_dev {
 
         __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;