diff options
Diffstat (limited to 'linux/drivers/media/video/gspca/gspca.h')
| -rw-r--r-- | linux/drivers/media/video/gspca/gspca.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/linux/drivers/media/video/gspca/gspca.h b/linux/drivers/media/video/gspca/gspca.h index 6f172e9e5..70b1fd830 100644 --- a/linux/drivers/media/video/gspca/gspca.h +++ b/linux/drivers/media/video/gspca/gspca.h @@ -44,8 +44,6 @@ extern int gspca_debug; #define GSPCA_MAX_FRAMES 16 /* maximum number of video frame buffers */ /* image transfers */ #define MAX_NURBS 4 /* max number of URBs */ -#define ISO_MAX_PKT 32 /* max number of packets in an ISOC transfer */ -#define ISO_MAX_SIZE 0x8000 /* max size of one URB buffer (32 Kb) */ /* device information - set at probe time */ struct cam { @@ -56,6 +54,10 @@ struct cam { * - cannot be > MAX_NURBS * - when 0 and bulk_size != 0 means * 1 URB and submit done by subdriver */ + u8 bulk; /* image transfer by 0:isoc / 1:bulk */ + u8 npkt; /* number of packets in an ISOC message + * 0 is the default value: 32 packets */ + u32 input_flags; /* value for ENUM_INPUT status flags */ }; struct gspca_dev; @@ -67,6 +69,10 @@ typedef void (*cam_v_op) (struct gspca_dev *); typedef int (*cam_cf_op) (struct gspca_dev *, const struct usb_device_id *); typedef int (*cam_jpg_op) (struct gspca_dev *, struct v4l2_jpegcompression *); +typedef int (*cam_reg_op) (struct gspca_dev *, + struct v4l2_dbg_register *); +typedef int (*cam_ident_op) (struct gspca_dev *, + struct v4l2_dbg_chip_ident *); typedef int (*cam_streamparm_op) (struct gspca_dev *, struct v4l2_streamparm *); typedef int (*cam_qmnu_op) (struct gspca_dev *, @@ -92,9 +98,11 @@ struct sd_desc { /* mandatory operations */ cam_cf_op config; /* called on probe */ cam_op init; /* called on probe and resume */ - cam_op start; /* called on stream on */ + cam_op start; /* called on stream on after URBs creation */ cam_pkt_op pkt_scan; /* optional operations */ + cam_op isoc_init; /* called on stream on before getting the EP */ + cam_op isoc_nego; /* called when URB submit failed with NOSPC */ cam_v_op stopN; /* called on stream off - main alt */ cam_v_op stop0; /* called on stream off & disconnect - alt 0 */ cam_v_op dq_callback; /* called when a frame has been dequeued */ @@ -103,6 +111,11 @@ struct sd_desc { cam_qmnu_op querymenu; cam_streamparm_op get_streamparm; cam_streamparm_op set_streamparm; +#ifdef CONFIG_VIDEO_ADV_DEBUG + cam_reg_op set_register; + cam_reg_op get_register; +#endif + cam_ident_op get_chip_ident; }; /* packet types when moving from iso buf to frame buf */ @@ -167,6 +180,7 @@ struct gspca_dev { __u8 iface; /* USB interface number */ __u8 alt; /* USB alternate setting */ __u8 nbalt; /* number of USB alternate settings */ + u16 pkt_size; /* ISOC packet size */ }; int gspca_dev_probe(struct usb_interface *intf, |