V4L/DVB (8197): gspca: pac207 frames no more decoded in the subdriver.

videodev2: New pixfmt
pac207:   Remove the specific decoding.
main:     get_buff_size operation added for the subdriver.

Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index f6d216316b11..708270a46e1f 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -321,6 +321,7 @@ static int gspca_is_compressed(__u32 format)
         case V4L2_PIX_FMT_MJPEG:
         case V4L2_PIX_FMT_JPEG:
         case V4L2_PIX_FMT_SPCA561:
+        case V4L2_PIX_FMT_PAC207:
                 return 1;
         }
         return 0;
@@ -380,7 +381,8 @@ static __u32 get_v4l2_depth(__u32 pixfmt)
         case V4L2_PIX_FMT_JPEG:
         case V4L2_PIX_FMT_SBGGR8:       /* 'BA81' Bayer */
         case V4L2_PIX_FMT_SN9C10X:      /* 'S910' SN9C10x compression */
-        case V4L2_PIX_FMT_SPCA561:      /* 'S561' compressed BGGR bayer */
+        case V4L2_PIX_FMT_SPCA561:      /* 'S561' compressed GBRG bayer */
+        case V4L2_PIX_FMT_PAC207:       /* 'P207' compressed BGGR bayer */
                 return 8;
         }
         PDEBUG(D_ERR|D_CONF, "Unknown pixel format %c%c%c%c",
@@ -395,6 +397,9 @@ static int gspca_get_buff_size(struct gspca_dev *gspca_dev, int mode)
 {
         unsigned int size;
 
+        if (gspca_dev->sd_desc->get_buff_size)
+                return gspca_dev->sd_desc->get_buff_size(gspca_dev, mode);
+
         size =  gspca_dev->cam.cam_mode[mode].width *
                 gspca_dev->cam.cam_mode[mode].height *
                 get_v4l2_depth(gspca_dev->cam.cam_mode[mode].pixfmt) / 8;