summaryrefslogtreecommitdiffstats
path: root/include/sound
diff options
context:
space:
mode:
authorHans de Goede <hdegoede@redhat.com>2012-07-12 17:39:18 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-09-13 17:42:09 -0300
commitfc488517cc0d50bcc9e4ffa90fee5755f9c914fc (patch)
treee32c210cbe62c44bcb7291ddd18821370bef5c20 /include/sound
parent355a4d01bd74bdd7b9dd9adeec683b2e3dd9549b (diff)
downloadlinux-fc488517cc0d50bcc9e4ffa90fee5755f9c914fc.tar.gz
linux-fc488517cc0d50bcc9e4ffa90fee5755f9c914fc.tar.bz2
linux-fc488517cc0d50bcc9e4ffa90fee5755f9c914fc.zip
[media] snd_tea575x: Add support for tuning AM
Add support for tuning AM (on devices with the necessary additional hardware components), and advertise the available bands using the new VIDIOC_ENUM_FREQ_BANDS ioctl. Signed-off-by: Hans de Goede <hdegoede@redhat.com> CC: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/tea575x-tuner.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h
index fe8590cac5c2..2a6953568554 100644
--- a/include/sound/tea575x-tuner.h
+++ b/include/sound/tea575x-tuner.h
@@ -28,6 +28,7 @@
#include <media/v4l2-device.h>
#define TEA575X_FMIF 10700
+#define TEA575X_AMIF 450
#define TEA575X_DATA (1 << 0)
#define TEA575X_CLK (1 << 1)
@@ -52,12 +53,14 @@ struct snd_tea575x {
struct video_device vd; /* video device */
int radio_nr; /* radio_nr */
bool tea5759; /* 5759 chip is present */
+ bool has_am; /* Device can tune to AM freqs */
bool cannot_read_data; /* Device cannot read the data pin */
bool cannot_mute; /* Device cannot mute */
bool mute; /* Device is muted? */
bool stereo; /* receiving stereo */
bool tuned; /* tuned to a station */
unsigned int val; /* hw value */
+ u32 band; /* 0: FM, 1: FM-Japan, 2: AM */
u32 freq; /* frequency */
struct mutex mutex;
struct snd_tea575x_ops *ops;