V4L/DVB (8050): Add register get/set debug ioctls to saa7134

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
index 8a8b3e118f8bd18935b3fb9ae8846e611c57cbf8..1a5137550e7a8bafe217c91d637fba3fa9ca2b55 100644 (file)
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -2208,6 +2208,32 @@ static int saa7134_g_parm(struct file *file, void *fh,
        return 0;
 }
 
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int vidioc_g_register (struct file *file, void *priv,
+                             struct v4l2_register *reg)
+{
+       struct saa7134_fh *fh = priv;
+       struct saa7134_dev *dev = fh->dev;
+
+       if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+               return -EINVAL;
+       reg->val = saa_readb(reg->reg);
+       return 0;
+}
+
+static int vidioc_s_register (struct file *file, void *priv,
+                               struct v4l2_register *reg)
+{
+       struct saa7134_fh *fh = priv;
+       struct saa7134_dev *dev = fh->dev;
+
+       if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+               return -EINVAL;
+       saa_writeb(reg->reg&0xffffff, reg->val);
+       return 0;
+}
+#endif
+
 static int radio_querycap(struct file *file, void *priv,
                                        struct v4l2_capability *cap)
 {
@@ -2391,6 +2417,10 @@ struct video_device saa7134_video_template =
        .vidioc_g_parm                  = saa7134_g_parm,
        .vidioc_g_frequency             = saa7134_g_frequency,
        .vidioc_s_frequency             = saa7134_s_frequency,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+       .vidioc_g_register              = vidioc_g_register,
+       .vidioc_s_register              = vidioc_s_register,
+#endif
        .tvnorms                        = SAA7134_NORMS,
        .current_norm                   = V4L2_STD_PAL,
 };