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authorHans Verkuil <hverkuil@xs4all.nl>2009-06-20 06:25:14 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-09-12 12:17:33 -0300
commit43b786677eb15edf7e8a2440878e5fa912bcccc6 (patch)
treeff38d7b3e561e804a37885bd6f5f8d220e0bcec3 /drivers/media/radio
parent8e280f24d33dbe7dab719978dfc2f266af76c8af (diff)
V4L/DVB (12218): radio-si470x: conform to the RDS spec.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio')
-rw-r--r--drivers/media/radio/radio-si470x.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index 6710e3f58867..8e6dd84ed208 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -1254,7 +1254,7 @@ static int si470x_vidioc_querycap(struct file *file, void *priv,
usb_make_path(radio->usbdev, capability->bus_info, sizeof(capability->bus_info));
capability->version = DRIVER_KERNEL_VERSION;
capability->capabilities = V4L2_CAP_HW_FREQ_SEEK |
- V4L2_CAP_TUNER | V4L2_CAP_RADIO;
+ V4L2_CAP_TUNER | V4L2_CAP_RADIO | V4L2_CAP_RDS_CAPTURE;
return 0;
}
@@ -1413,7 +1413,8 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
/* driver constants */
strcpy(tuner->name, "FM");
tuner->type = V4L2_TUNER_RADIO;
- tuner->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
+ tuner->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_RDS;
/* range limits */
switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) {
@@ -1439,6 +1440,10 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
tuner->rxsubchans = V4L2_TUNER_SUB_MONO;
else
tuner->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
+ /* If there is a reliable method of detecting an RDS channel,
+ then this code should check for that before setting this
+ RDS subchannel. */
+ tuner->rxsubchans |= V4L2_TUNER_SUB_RDS;
/* mono/stereo selector */
if ((radio->registers[POWERCFG] & POWERCFG_MONO) == 0)