From 1f53b0b0107e3d4b5a4382eaed6a8b4fc146b50c Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Tue, 30 Jun 2009 07:07:01 -0300 Subject: V4L/DVB (12229): gspca - main: Change the ISOC initialization mechanism. - call a new subdriver function 'isoc_init' before chosing the first alternate setting. - call a new subdriver function 'isoc_nego' when submitting the URBs failed. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/gspca.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/media/video/gspca/gspca.h') diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h index 46c4effdfcd..70b1fd83087 100644 --- a/drivers/media/video/gspca/gspca.h +++ b/drivers/media/video/gspca/gspca.h @@ -98,9 +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 */ @@ -178,6 +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, -- cgit v1.2.3