[media] tea575x-tuner: move HW init to a separate function

Move HW initialization to separate function to allow using the code without
the v4l parts. This is needed for use in the bttv driver.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 13 insertions, 6 deletions

diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c
index 8a36a1d9803f..46ec4dff094b 100644
--- a/sound/i2c/other/tea575x-tuner.c
+++ b/sound/i2c/other/tea575x-tuner.c
@@ -486,13 +486,9 @@ static const struct v4l2_ctrl_ops tea575x_ctrl_ops = {
         .s_ctrl = tea575x_s_ctrl,
 };
 
-/*
- * initialize all the tea575x chips
- */
-int snd_tea575x_init(struct snd_tea575x *tea, struct module *owner)
-{
-        int retval;
 
+int snd_tea575x_hw_init(struct snd_tea575x *tea)
+{
         tea->mute = true;
 
         /* Not all devices can or know how to read the data back.
@@ -507,6 +503,17 @@ int snd_tea575x_init(struct snd_tea575x *tea, struct module *owner)
         tea->freq = 90500 * 16;         /* 90.5Mhz default */
         snd_tea575x_set_freq(tea);
 
+        return 0;
+}
+EXPORT_SYMBOL(snd_tea575x_hw_init);
+
+int snd_tea575x_init(struct snd_tea575x *tea, struct module *owner)
+{
+        int retval = snd_tea575x_hw_init(tea);
+
+        if (retval)
+                return retval;
+
         tea->vd = tea575x_radio;
         video_set_drvdata(&tea->vd, tea);
         mutex_init(&tea->mutex);