V4L/DVB (5150): Implement VIDIOC_[GS]_AUDIO on maxiradio

v4l1-compat requires those two ioctls to translate VIDIOC[SG]RADIO
 into V4L2 calls.

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

1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c
index 2fc866086d13..40494dc5b7ff 100644
--- a/drivers/media/radio/radio-maxiradio.c
+++ b/drivers/media/radio/radio-maxiradio.c
@@ -220,6 +220,26 @@ static int vidioc_s_tuner (struct file *file, void *priv,
         return 0;
 }
 
+static int vidioc_g_audio (struct file *file, void *priv,
+                           struct v4l2_audio *a)
+{
+        if (a->index > 1)
+                return -EINVAL;
+
+        strcpy(a->name, "Radio");
+        a->capability = V4L2_AUDCAP_STEREO;
+        return 0;
+}
+
+static int vidioc_s_audio (struct file *file, void *priv,
+                           struct v4l2_audio *a)
+{
+        if (a->index != 0)
+                return -EINVAL;
+
+        return 0;
+}
+
 static int vidioc_s_frequency (struct file *file, void *priv,
                                struct v4l2_frequency *f)
 {
@@ -304,6 +324,8 @@ static struct video_device maxiradio_radio =
         .vidioc_querycap    = vidioc_querycap,
         .vidioc_g_tuner     = vidioc_g_tuner,
         .vidioc_s_tuner     = vidioc_s_tuner,
+        .vidioc_g_audio     = vidioc_g_audio,
+        .vidioc_s_audio     = vidioc_s_audio,
         .vidioc_g_frequency = vidioc_g_frequency,
         .vidioc_s_frequency = vidioc_s_frequency,
         .vidioc_queryctrl   = vidioc_queryctrl,