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V4L/DVB (13076): xc5000: make the definition of the FM input part of the xc5000 config struct

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Remove hard-coded definition of the xc5000 FM radio input, making it a
parameter passed in when doing the attach call.

Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Devin Heitmueller 2009-09-24 13:27:24 -03:00 committed by Mauro Carvalho Chehab
parent d7009cdc28
commit 496e9057ad
2 changed files with 28 additions and 3 deletions
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25
drivers/media/common/tuners/xc5000.c
View file

@ -61,6 +61,7 @@ struct xc5000_priv {
u32 bandwidth;
u8 video_standard;
u8 rf_mode;
u8 radio_input;
};
/* Misc Defines */
@ -829,17 +830,32 @@ static int xc5000_set_radio_freq(struct dvb_frontend *fe,
{
struct xc5000_priv *priv = fe->tuner_priv;
int ret = -EINVAL;
u8 radio_input;
dprintk(1, "%s() frequency=%d (in units of khz)\n",
__func__, params->frequency);
if (priv->radio_input == XC5000_RADIO_NOT_CONFIGURED) {
dprintk(1, "%s() radio input not configured\n", __func__);
return -EINVAL;
}
if (priv->radio_input == XC5000_RADIO_FM1)
radio_input = FM_Radio_INPUT1;
else if (priv->radio_input == XC5000_RADIO_FM2)
radio_input = FM_Radio_INPUT2;
else {
dprintk(1, "%s() unknown radio input %d\n", __func__,
priv->radio_input);
return -EINVAL;
}
priv->freq_hz = params->frequency * 125 / 2;
priv->rf_mode = XC_RF_MODE_AIR;
ret = xc_SetTVStandard(priv,
XC5000_Standard[FM_Radio_INPUT1].VideoMode,
XC5000_Standard[FM_Radio_INPUT1].AudioMode);
ret = xc_SetTVStandard(priv, XC5000_Standard[radio_input].VideoMode,
XC5000_Standard[radio_input].AudioMode);
if (ret != XC_RESULT_SUCCESS) {
printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n");
@ -1058,6 +1074,9 @@ struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
priv->if_khz = cfg->if_khz;
}
if (priv->radio_input == 0)
priv->radio_input = cfg->radio_input;
/* Check if firmware has been loaded. It is possible that another
instance of the driver has loaded the firmware.
*/

6
drivers/media/common/tuners/xc5000.h
View file

@ -30,11 +30,17 @@ struct i2c_adapter;
struct xc5000_config {
u8 i2c_address;
u32 if_khz;
u8 radio_input;
};
/* xc5000 callback command */
#define XC5000_TUNER_RESET 0
/* Possible Radio inputs */
#define XC5000_RADIO_NOT_CONFIGURED 0
#define XC5000_RADIO_FM1 1
#define XC5000_RADIO_FM2 2
/* For each bridge framework, when it attaches either analog or digital,
* it has to store a reference back to its _core equivalent structure,
* so that it can service the hardware by steering gpio's etc.