V4L/DVB (9237): Add uyvy pixel format support to vivi

This patch simply adds UYVY pixel format support to the vivi driver.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
index 523f78c4847..2a6ebc126c0 100644
--- a/drivers/media/video/vivi.c
+++ b/drivers/media/video/vivi.c
@@ -134,6 +134,11 @@ static struct vivi_fmt formats[] = {
                 .fourcc   = V4L2_PIX_FMT_YUYV,
                 .depth    = 16,
         },
+        {
+                .name     = "4:2:2, packed, UYVY",
+                .fourcc   = V4L2_PIX_FMT_UYVY,
+                .depth    = 16,
+        },
 };
 
 static struct vivi_fmt *get_format(struct v4l2_format *f)
@@ -282,6 +287,20 @@ static void gen_twopix(struct vivi_fh *fh, unsigned char *buf, int colorpos)
                                 break;
                         }
                         break;
+                case V4L2_PIX_FMT_UYVY:
+                        switch (color) {
+                        case 1:
+                        case 3:
+                                *p = r_y;
+                                break;
+                        case 0:
+                                *p = g_u;
+                                break;
+                        case 2:
+                                *p = b_v;
+                                break;
+                        }
+                        break;
                 }
         }
 }
@@ -756,6 +775,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 
                 switch (fh->fmt->fourcc) {
                 case V4L2_PIX_FMT_YUYV:
+                case V4L2_PIX_FMT_UYVY:
                         is_yuv = 1;
                         break;
                 }