TDA9886 (PAL, SECAM, NTSC)
TDA9887 (PAL, SECAM, NTSC, FM Radio)
- Used as part of several tuners
+ found on:
+ - Pinnacle PCTV (Jul.2002 Version with MT2032, bttv)
+ TDA9887 (world), TDA9885 (USA)
+ Note: OP2 of tda988x must be set to 1, else MT2032 is disabled!
+ - KNC One TV-Station RDS (saa7134)
+ - Hauppauge PVR-150/500 (possibly more)
*/
-#define tda9887_info(fmt, arg...) do {\
- printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.name, \
- i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
-#define tda9887_dbg(fmt, arg...) do {\
- if (tuner_debug) \
- printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.name, \
- i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
+/* Addresses to scan */
+static unsigned short normal_i2c[] = {
+ 0x84 >>1,
+ 0x86 >>1,
+ 0x96 >>1,
+ I2C_CLIENT_END,
+};
+I2C_CLIENT_INSMOD;
+
+/* insmod options */
+static unsigned int debug = 0;
+module_param(debug, int, 0644);
+MODULE_LICENSE("GPL");
/* ---------------------------------------------------------------------- */
#define UNSET (-1U)
+#define tda9887_info(fmt, arg...) do {\
+ printk(KERN_INFO "%s %d-%04x: " fmt, t->client.name, \
+ i2c_adapter_id(t->client.adapter), t->client.addr , ##arg); } while (0)
+#define tda9887_dbg(fmt, arg...) do {\
+ if (debug) \
+ printk(KERN_INFO "%s %d-%04x: " fmt, t->client.name, \
+ i2c_adapter_id(t->client.adapter), t->client.addr , ##arg); } while (0)
+
+struct tda9887 {
+ struct i2c_client client;
+ v4l2_std_id std;
+ enum tuner_mode mode;
+ unsigned int config;
+ unsigned int using_v4l2;
+ unsigned int radio_mode;
+ unsigned char data[4];
+};
struct tvnorm {
v4l2_std_id std;
unsigned char e;
};
+static struct i2c_driver driver;
+static struct i2c_client client_template;
+
/* ---------------------------------------------------------------------- */
//
#define cAudioGain6 0x80 // bit c7
#define cTopMask 0x1f // bit c0:4
-#define cTopDefault 0x10 // bit c0:4
+#define cTopPalSecamDefault 0x14 // bit c0:4
+#define cTopNtscRadioDefault 0x10 // bit c0:4
//// third reg (e)
#define cAudioIF_4_5 0x00 // bit e0:1
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis50 |
- cTopDefault),
+ cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_5_5 |
cVideoIF_38_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis50 |
- cTopDefault),
+ cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_6_0 |
cVideoIF_38_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis50 |
- cTopDefault),
+ cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_6_5 |
cVideoIF_38_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis75 |
- cTopDefault),
+ cTopNtscRadioDefault),
.e = ( cGating_36 |
cAudioIF_4_5 |
cVideoIF_45_75 ),
.name = "SECAM-BGH",
.b = ( cPositiveAmTV |
cQSS ),
- .c = ( cTopDefault),
+ .c = ( cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_5_5 |
cVideoIF_38_90 ),
.name = "SECAM-L",
.b = ( cPositiveAmTV |
cQSS ),
- .c = ( cTopDefault),
+ .c = ( cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_6_5 |
cVideoIF_38_90 ),
.b = ( cOutputPort2Inactive |
cPositiveAmTV |
cQSS ),
- .c = ( cTopDefault),
+ .c = ( cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_6_5 |
cVideoIF_33_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis50 |
- cTopDefault),
+ cTopPalSecamDefault),
.e = ( cGating_36 |
cAudioIF_6_5 |
cVideoIF_38_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis75 |
- cTopDefault),
+ cTopNtscRadioDefault),
.e = ( cGating_36 |
cAudioIF_4_5 |
cVideoIF_45_75 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis50 |
- cTopDefault),
+ cTopNtscRadioDefault),
.e = ( cGating_36 |
cAudioIF_4_5 |
cVideoIF_58_75 ),
cQSS ),
.c = ( cDeemphasisOFF |
cAudioGain6 |
- cTopDefault),
+ cTopNtscRadioDefault),
.e = ( cTunerGainLow |
cAudioIF_5_5 |
cRadioIF_38_90 ),
cQSS ),
.c = ( cDeemphasisON |
cDeemphasis75 |
- cTopDefault),
+ cTopNtscRadioDefault),
.e = ( cTunerGainLow |
cAudioIF_5_5 |
cRadioIF_38_90 ),
/* ---------------------------------------------------------------------- */
-static void dump_read_message(struct tuner *t, unsigned char *buf)
+static void dump_read_message(struct tda9887 *t, unsigned char *buf)
{
static char *afc[16] = {
"- 12.5 kHz",
tda9887_info(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low");
}
-static void dump_write_message(struct tuner *t, unsigned char *buf)
+static void dump_write_message(struct tda9887 *t, unsigned char *buf)
{
static char *sound[4] = {
"AM/TV",
/* ---------------------------------------------------------------------- */
-static int tda9887_set_tvnorm(struct tuner *t, char *buf)
+static int tda9887_set_tvnorm(struct tda9887 *t, char *buf)
{
struct tvnorm *norm = NULL;
int i;
- if (t->mode == V4L2_TUNER_RADIO) {
- if (t->audmode == V4L2_TUNER_MODE_MONO)
+ if (t->mode == T_RADIO) {
+ if (t->radio_mode == V4L2_TUNER_MODE_MONO)
norm = &radio_mono;
else
norm = &radio_stereo;
module_param(qss, int, 0644);
module_param(adjust, int, 0644);
-static int tda9887_set_insmod(struct tuner *t, char *buf)
+static int tda9887_set_insmod(struct tda9887 *t, char *buf)
{
if (UNSET != port1) {
if (port1)
return 0;
}
-static int tda9887_set_config(struct tuner *t, char *buf)
+static int tda9887_set_config(struct tda9887 *t, char *buf)
{
- if (t->tda9887_config & TDA9887_PORT1_ACTIVE)
+ if (t->config & TDA9887_PORT1_ACTIVE)
buf[1] &= ~cOutputPort1Inactive;
- if (t->tda9887_config & TDA9887_PORT1_INACTIVE)
+ if (t->config & TDA9887_PORT1_INACTIVE)
buf[1] |= cOutputPort1Inactive;
- if (t->tda9887_config & TDA9887_PORT2_ACTIVE)
+ if (t->config & TDA9887_PORT2_ACTIVE)
buf[1] &= ~cOutputPort2Inactive;
- if (t->tda9887_config & TDA9887_PORT2_INACTIVE)
+ if (t->config & TDA9887_PORT2_INACTIVE)
buf[1] |= cOutputPort2Inactive;
- if (t->tda9887_config & TDA9887_QSS)
+ if (t->config & TDA9887_QSS)
buf[1] |= cQSS;
- if (t->tda9887_config & TDA9887_INTERCARRIER)
+ if (t->config & TDA9887_INTERCARRIER)
buf[1] &= ~cQSS;
- if (t->tda9887_config & TDA9887_AUTOMUTE)
+ if (t->config & TDA9887_AUTOMUTE)
buf[1] |= cAutoMuteFmActive;
- if (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) {
+ if (t->config & TDA9887_DEEMPHASIS_MASK) {
buf[2] &= ~0x60;
- switch (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) {
+ switch (t->config & TDA9887_DEEMPHASIS_MASK) {
case TDA9887_DEEMPHASIS_NONE:
buf[2] |= cDeemphasisOFF;
break;
break;
}
}
- if (t->tda9887_config & TDA9887_TOP_SET) {
+ if (t->config & TDA9887_TOP_SET) {
buf[2] &= ~cTopMask;
- buf[2] |= (t->tda9887_config >> 8) & cTopMask;
+ buf[2] |= (t->config >> 8) & cTopMask;
}
- if ((t->tda9887_config & TDA9887_INTERCARRIER_NTSC) && (t->std & V4L2_STD_NTSC))
+ if ((t->config & TDA9887_INTERCARRIER_NTSC) && (t->std & V4L2_STD_NTSC))
buf[1] &= ~cQSS;
return 0;
}
/* ---------------------------------------------------------------------- */
-static int tda9887_status(struct tuner *t)
+static char pal[] = "--";
+static char secam[] = "--";
+static char ntsc[] = "-";
+
+module_param_string(pal, pal, sizeof(pal), 0644);
+module_param_string(secam, secam, sizeof(secam), 0644);
+module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
+
+static int tda9887_fixup_std(struct tda9887 *t)
+{
+ /* get more precise norm info from insmod option */
+ if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) {
+ switch (pal[0]) {
+ case 'b':
+ case 'B':
+ case 'g':
+ case 'G':
+ case 'h':
+ case 'H':
+ case 'n':
+ case 'N':
+ if (pal[1] == 'c' || pal[1] == 'C') {
+ tda9887_dbg("insmod fixup: PAL => PAL-Nc\n");
+ t->std = V4L2_STD_PAL_Nc;
+ } else {
+ tda9887_dbg("insmod fixup: PAL => PAL-BGHN\n");
+ t->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H | V4L2_STD_PAL_N;
+ }
+ break;
+ case 'i':
+ case 'I':
+ tda9887_dbg("insmod fixup: PAL => PAL-I\n");
+ t->std = V4L2_STD_PAL_I;
+ break;
+ case 'd':
+ case 'D':
+ case 'k':
+ case 'K':
+ tda9887_dbg("insmod fixup: PAL => PAL-DK\n");
+ t->std = V4L2_STD_PAL_DK;
+ break;
+ case 'm':
+ case 'M':
+ tda9887_dbg("insmod fixup: PAL => PAL-M\n");
+ t->std = V4L2_STD_PAL_M;
+ break;
+ case '-':
+ /* default parameter, do nothing */
+ break;
+ default:
+ tda9887_info("pal= argument not recognised\n");
+ break;
+ }
+ }
+ if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) {
+ switch (secam[0]) {
+ case 'b':
+ case 'B':
+ case 'g':
+ case 'G':
+ case 'h':
+ case 'H':
+ tda9887_dbg("insmod fixup: SECAM => SECAM-BGH\n");
+ t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
+ break;
+ case 'd':
+ case 'D':
+ case 'k':
+ case 'K':
+ tda9887_dbg("insmod fixup: SECAM => SECAM-DK\n");
+ t->std = V4L2_STD_SECAM_DK;
+ break;
+ case 'l':
+ case 'L':
+ if (secam[1] == 'c' || secam[1] == 'C') {
+ tda9887_dbg("insmod fixup: SECAM => SECAM-L'\n");
+ t->std = V4L2_STD_SECAM_LC;
+ } else {
+ tda9887_dbg("insmod fixup: SECAM => SECAM-L\n");
+ t->std = V4L2_STD_SECAM_L;
+ }
+ break;
+ case '-':
+ /* default parameter, do nothing */
+ break;
+ default:
+ tda9887_info("secam= argument not recognised\n");
+ break;
+ }
+ }
+ if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) {
+ switch (ntsc[0]) {
+ case 'm':
+ case 'M':
+ tda9887_dbg("insmod fixup: NTSC => NTSC-M\n");
+ t->std = V4L2_STD_NTSC_M;
+ break;
+ case 'j':
+ case 'J':
+ tda9887_dbg("insmod fixup: NTSC => NTSC_M_JP\n");
+ t->std = V4L2_STD_NTSC_M_JP;
+ break;
+ case 'k':
+ case 'K':
+ tda9887_dbg("insmod fixup: NTSC => NTSC_M_KR\n");
+ t->std = V4L2_STD_NTSC_M_KR;
+ break;
+ case '-':
+ /* default parameter, do nothing */
+ break;
+ default:
+ tda9887_info("ntsc= argument not recognised\n");
+ break;
+ }
+ }
+ return 0;
+}
+
+static int tda9887_status(struct tda9887 *t)
{
unsigned char buf[1];
int rc;
memset(buf,0,sizeof(buf));
- if (1 != (rc = i2c_master_recv(&t->i2c,buf,1)))
+ if (1 != (rc = i2c_master_recv(&t->client,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 int tda9887_configure(struct tda9887 *t)
{
- struct tuner *t = i2c_get_clientdata(client);
int rc;
- memset(t->tda9887_data,0,sizeof(t->tda9887_data));
- tda9887_set_tvnorm(t,t->tda9887_data);
+ memset(t->data,0,sizeof(t->data));
+ tda9887_set_tvnorm(t,t->data);
/* A note on the port settings:
These settings tend to depend on the specifics of the board.
the ports should be set to active (0), but, again, that may
differ depending on the precise hardware configuration.
*/
- t->tda9887_data[1] |= cOutputPort1Inactive;
- t->tda9887_data[1] |= cOutputPort2Inactive;
+ t->data[1] |= cOutputPort1Inactive;
+ t->data[1] |= cOutputPort2Inactive;
- tda9887_set_config(t,t->tda9887_data);
- tda9887_set_insmod(t,t->tda9887_data);
+ tda9887_set_config(t,t->data);
+ tda9887_set_insmod(t,t->data);
if (t->mode == T_STANDBY) {
- t->tda9887_data[1] |= cForcedMuteAudioON;
+ t->data[1] |= cForcedMuteAudioON;
}
tda9887_dbg("writing: b=0x%02x c=0x%02x e=0x%02x\n",
- t->tda9887_data[1],t->tda9887_data[2],t->tda9887_data[3]);
- if (tuner_debug > 1)
- dump_write_message(t, t->tda9887_data);
+ t->data[1],t->data[2],t->data[3]);
+ if (debug > 1)
+ dump_write_message(t, t->data);
- if (4 != (rc = i2c_master_send(&t->i2c,t->tda9887_data,4)))
+ if (4 != (rc = i2c_master_send(&t->client,t->data,4)))
tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc);
- if (tuner_debug > 2) {
+ if (debug > 2) {
msleep_interruptible(1000);
tda9887_status(t);
}
+ return 0;
}
/* ---------------------------------------------------------------------- */
-static void tda9887_tuner_status(struct i2c_client *client)
+static int tda9887_attach(struct i2c_adapter *adap, int addr, int kind)
{
- struct tuner *t = i2c_get_clientdata(client);
- tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", t->tda9887_data[1], t->tda9887_data[2], t->tda9887_data[3]);
+ struct tda9887 *t;
+
+ client_template.adapter = adap;
+ client_template.addr = addr;
+
+ if (NULL == (t = kzalloc(sizeof(*t), GFP_KERNEL)))
+ return -ENOMEM;
+
+ t->client = client_template;
+ t->std = 0;
+ t->radio_mode = V4L2_TUNER_MODE_STEREO;
+
+ tda9887_info("chip found @ 0x%x (%s)\n", addr<<1, adap->name);
+
+ i2c_set_clientdata(&t->client, t);
+ i2c_attach_client(&t->client);
+
+ return 0;
}
-static int tda9887_get_afc(struct i2c_client *client)
+static int tda9887_probe(struct i2c_adapter *adap)
{
- struct tuner *t = i2c_get_clientdata(client);
- static int AFC_BITS_2_kHz[] = {
- -12500, -37500, -62500, -97500,
- -112500, -137500, -162500, -187500,
- 187500, 162500, 137500, 112500,
- 97500 , 62500, 37500 , 12500
- };
- int afc=0;
- __u8 reg = 0;
+ if (adap->class & I2C_CLASS_TV_ANALOG)
+ return i2c_probe(adap, &addr_data, tda9887_attach);
+ return 0;
+}
- if (1 == i2c_master_recv(&t->i2c,®,1))
- afc = AFC_BITS_2_kHz[(reg>>1)&0x0f];
+static int tda9887_detach(struct i2c_client *client)
+{
+ struct tda9887 *t = i2c_get_clientdata(client);
- return afc;
+ i2c_detach_client(client);
+ kfree(t);
+ return 0;
}
-static void tda9887_standby(struct i2c_client *client)
+#define SWITCH_V4L2 if (!t->using_v4l2 && debug) \
+ tda9887_info("switching to v4l2\n"); \
+ t->using_v4l2 = 1;
+#define CHECK_V4L2 if (t->using_v4l2) { if (debug) \
+ tda9887_info("ignore v4l1 call\n"); \
+ return 0; }
+
+static int
+tda9887_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
- tda9887_configure(client);
+ struct tda9887 *t = i2c_get_clientdata(client);
+
+ switch (cmd) {
+
+ /* --- configuration --- */
+ case AUDC_SET_RADIO:
+ {
+ t->mode = T_RADIO;
+ tda9887_configure(t);
+ break;
+ }
+ case TUNER_SET_STANDBY:
+ {
+ t->mode = T_STANDBY;
+ tda9887_configure(t);
+ break;
+ }
+ case TDA9887_SET_CONFIG:
+ {
+ int *i = arg;
+
+ t->config = *i;
+ tda9887_configure(t);
+ break;
+ }
+ /* --- v4l ioctls --- */
+ /* take care: bttv does userspace copying, we'll get a
+ kernel pointer here... */
+ case VIDIOCSCHAN:
+ {
+ static const v4l2_std_id map[] = {
+ [ VIDEO_MODE_PAL ] = V4L2_STD_PAL,
+ [ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M,
+ [ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM,
+ [ 4 /* bttv */ ] = V4L2_STD_PAL_M,
+ [ 5 /* bttv */ ] = V4L2_STD_PAL_N,
+ [ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
+ };
+ struct video_channel *vc = arg;
+
+ CHECK_V4L2;
+ t->mode = T_ANALOG_TV;
+ if (vc->norm < ARRAY_SIZE(map))
+ t->std = map[vc->norm];
+ tda9887_fixup_std(t);
+ tda9887_configure(t);
+ break;
+ }
+ case VIDIOC_S_STD:
+ {
+ v4l2_std_id *id = arg;
+
+ SWITCH_V4L2;
+ t->mode = T_ANALOG_TV;
+ t->std = *id;
+ tda9887_fixup_std(t);
+ tda9887_configure(t);
+ break;
+ }
+ case VIDIOC_S_FREQUENCY:
+ {
+ struct v4l2_frequency *f = arg;
+
+ SWITCH_V4L2;
+ if (V4L2_TUNER_ANALOG_TV == f->type) {
+ if (t->mode == T_ANALOG_TV)
+ return 0;
+ t->mode = T_ANALOG_TV;
+ }
+ if (V4L2_TUNER_RADIO == f->type) {
+ if (t->mode == T_RADIO)
+ return 0;
+ t->mode = T_RADIO;
+ }
+ tda9887_configure(t);
+ break;
+ }
+ case VIDIOC_G_TUNER:
+ {
+ static int AFC_BITS_2_kHz[] = {
+ -12500, -37500, -62500, -97500,
+ -112500, -137500, -162500, -187500,
+ 187500, 162500, 137500, 112500,
+ 97500 , 62500, 37500 , 12500
+ };
+ struct v4l2_tuner* tuner = arg;
+
+ if (t->mode == T_RADIO) {
+ __u8 reg = 0;
+ tuner->afc=0;
+ if (1 == i2c_master_recv(&t->client,®,1))
+ tuner->afc = AFC_BITS_2_kHz[(reg>>1)&0x0f];
+ }
+ break;
+ }
+ case VIDIOC_S_TUNER:
+ {
+ struct v4l2_tuner* tuner = arg;
+
+ if (t->mode == T_RADIO) {
+ t->radio_mode = tuner->audmode;
+ tda9887_configure (t);
+ }
+ break;
+ }
+ case VIDIOC_LOG_STATUS:
+ {
+ tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", t->data[1], t->data[2], t->data[3]);
+ break;
+ }
+ default:
+ /* nothing */
+ break;
+ }
+ return 0;
}
-static void tda9887_set_freq(struct i2c_client *client, unsigned int freq)
+static int tda9887_suspend(struct device * dev, pm_message_t state)
{
- tda9887_configure(client);
+ struct i2c_client *c = container_of(dev, struct i2c_client, dev);
+ struct tda9887 *t = i2c_get_clientdata(c);
+
+ tda9887_dbg("suspend\n");
+ return 0;
}
-int tda9887_tuner_init(struct i2c_client *c)
+static int tda9887_resume(struct device * dev)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct i2c_client *c = container_of(dev, struct i2c_client, dev);
+ struct tda9887 *t = i2c_get_clientdata(c);
- strlcpy(c->name, "tda9887", sizeof(c->name));
+ tda9887_dbg("resume\n");
+ tda9887_configure(t);
+ return 0;
+}
- tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr,
- t->i2c.driver->driver.name);
+/* ----------------------------------------------------------------------- */
+
+static struct i2c_driver driver = {
+ .id = I2C_DRIVERID_TDA9887,
+ .attach_adapter = tda9887_probe,
+ .detach_client = tda9887_detach,
+ .command = tda9887_command,
+ .driver = {
+ .name = "tda9887",
+ .suspend = tda9887_suspend,
+ .resume = tda9887_resume,
+ },
+};
+static struct i2c_client client_template =
+{
+ .name = "tda9887",
+ .driver = &driver,
+};
- t->set_tv_freq = tda9887_set_freq;
- t->set_radio_freq = tda9887_set_freq;
- t->standby = tda9887_standby;
- t->tuner_status = tda9887_tuner_status;
- t->get_afc = tda9887_get_afc;
+static int __init tda9887_init_module(void)
+{
+ return i2c_add_driver(&driver);
+}
- return 0;
+static void __exit tda9887_cleanup_module(void)
+{
+ i2c_del_driver(&driver);
}
+module_init(tda9887_init_module);
+module_exit(tda9887_cleanup_module);
+
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
git://git.onelab.eu / linux-2.6.git / blobdiff