diff options
Diffstat (limited to 'drivers/media/video/tda9887.c')
| -rw-r--r-- | drivers/media/video/tda9887.c | 62 |
1 files changed, 37 insertions, 25 deletions
diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c index a8f773274fe3..be5387f11afb 100644 --- a/drivers/media/video/tda9887.c +++ b/drivers/media/video/tda9887.c @@ -1,14 +1,12 @@ #include <linux/module.h> -#include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/i2c.h> #include <linux/types.h> -#include <linux/videodev.h> #include <linux/init.h> #include <linux/errno.h> #include <linux/slab.h> #include <linux/delay.h> - +#include <linux/videodev.h> #include <media/v4l2-common.h> #include <media/tuner.h> #include "tuner-driver.h" @@ -31,6 +29,8 @@ i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0) struct tda9887_priv { + struct tuner_i2c_props i2c_props; + unsigned char data[4]; }; @@ -97,6 +97,8 @@ struct tvnorm { #define cAudioIF_6_5 0x03 // bit e0:1 +#define cVideoIFMask 0x1c // bit e2:4 +/* Video IF selection in TV Mode (bit B3=0) */ #define cVideoIF_58_75 0x00 // bit e2:4 #define cVideoIF_45_75 0x04 // bit e2:4 #define cVideoIF_38_90 0x08 // bit e2:4 @@ -106,6 +108,13 @@ struct tvnorm { #define cRadioIF_45_75 0x18 // bit e2:4 #define cRadioIF_38_90 0x1C // bit e2:4 +/* IF1 selection in Radio Mode (bit B3=1) */ +#define cRadioIF_33_30 0x00 // bit e2,4 (also 0x10,0x14) +#define cRadioIF_41_30 0x04 // bit e2,4 + +/* Output of AFC pin in radio mode when bit E7=1 */ +#define cRadioAGC_SIF 0x00 // bit e3 +#define cRadioAGC_FM 0x08 // bit e3 #define cTunerGainNormal 0x00 // bit e5 #define cTunerGainLow 0x20 // bit e5 @@ -487,9 +496,13 @@ static int tda9887_set_config(struct tuner *t, char *buf) if (t->tda9887_config & TDA9887_GATING_18) buf[3] &= ~cGating_36; - if (t->tda9887_config & TDA9887_GAIN_NORMAL) { - radio_stereo.e &= ~cTunerGainLow; - radio_mono.e &= ~cTunerGainLow; + if (t->mode == V4L2_TUNER_RADIO) { + if (t->tda9887_config & TDA9887_RIF_41_3) { + buf[3] &= ~cVideoIFMask; + buf[3] |= cRadioIF_41_30; + } + if (t->tda9887_config & TDA9887_GAIN_NORMAL) + buf[3] &= ~cTunerGainLow; } return 0; @@ -499,19 +512,19 @@ static int tda9887_set_config(struct tuner *t, char *buf) static int tda9887_status(struct tuner *t) { + struct tda9887_priv *priv = t->priv; unsigned char buf[1]; int rc; memset(buf,0,sizeof(buf)); - if (1 != (rc = i2c_master_recv(&t->i2c,buf,1))) + if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,buf,1))) tda9887_info("i2c i/o error: rc == %d (should be 1)\n",rc); dump_read_message(t, buf); return 0; } -static void tda9887_configure(struct i2c_client *client) +static void tda9887_configure(struct tuner *t) { - struct tuner *t = i2c_get_clientdata(client); struct tda9887_priv *priv = t->priv; int rc; @@ -546,7 +559,7 @@ static void tda9887_configure(struct i2c_client *client) if (tuner_debug > 1) dump_write_message(t, priv->data); - if (4 != (rc = i2c_master_send(&t->i2c,priv->data,4))) + if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,priv->data,4))) tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc); if (tuner_debug > 2) { @@ -557,16 +570,15 @@ static void tda9887_configure(struct i2c_client *client) /* ---------------------------------------------------------------------- */ -static void tda9887_tuner_status(struct i2c_client *client) +static void tda9887_tuner_status(struct tuner *t) { - struct tuner *t = i2c_get_clientdata(client); struct tda9887_priv *priv = t->priv; tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", priv->data[1], priv->data[2], priv->data[3]); } -static int tda9887_get_afc(struct i2c_client *client) +static int tda9887_get_afc(struct tuner *t) { - struct tuner *t = i2c_get_clientdata(client); + struct tda9887_priv *priv = t->priv; static int AFC_BITS_2_kHz[] = { -12500, -37500, -62500, -97500, -112500, -137500, -162500, -187500, @@ -576,26 +588,24 @@ static int tda9887_get_afc(struct i2c_client *client) int afc=0; __u8 reg = 0; - if (1 == i2c_master_recv(&t->i2c,®,1)) + if (1 == tuner_i2c_xfer_recv(&priv->i2c_props,®,1)) afc = AFC_BITS_2_kHz[(reg>>1)&0x0f]; return afc; } -static void tda9887_standby(struct i2c_client *client) +static void tda9887_standby(struct tuner *t) { - tda9887_configure(client); + tda9887_configure(t); } -static void tda9887_set_freq(struct i2c_client *client, unsigned int freq) +static void tda9887_set_freq(struct tuner *t, unsigned int freq) { - tda9887_configure(client); + tda9887_configure(t); } -static void tda9887_release(struct i2c_client *c) +static void tda9887_release(struct tuner *t) { - struct tuner *t = i2c_get_clientdata(c); - kfree(t->priv); t->priv = NULL; } @@ -609,17 +619,19 @@ static struct tuner_operations tda9887_tuner_ops = { .release = tda9887_release, }; -int tda9887_tuner_init(struct i2c_client *c) +int tda9887_tuner_init(struct tuner *t) { struct tda9887_priv *priv = NULL; - struct tuner *t = i2c_get_clientdata(c); priv = kzalloc(sizeof(struct tda9887_priv), GFP_KERNEL); if (priv == NULL) return -ENOMEM; t->priv = priv; - strlcpy(c->name, "tda9887", sizeof(c->name)); + priv->i2c_props.addr = t->i2c.addr; + priv->i2c_props.adap = t->i2c.adapter; + + strlcpy(t->i2c.name, "tda9887", sizeof(t->i2c.name)); tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr, t->i2c.driver->driver.name); |