#include <linux/slab.h>
#include <linux/delay.h>
-#include <media/audiochip.h>
+#include <media/v4l2-common.h>
#include <media/tuner.h>
-#include <media/id.h>
+
/* Chips:
TDA9885 (PAL, NTSC)
TDA9886 (PAL, SECAM, NTSC)
TDA9887 (PAL, SECAM, NTSC, FM Radio)
- 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)
+ Used as part of several tuners
*/
+#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,
-};
-static unsigned short normal_i2c_range[] = {I2C_CLIENT_END,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 PREFIX "tda9885/6/7: "
-#define dprintk if (debug) printk
-
-struct tda9887 {
- struct i2c_client client;
- v4l2_std_id std;
- unsigned int radio;
- unsigned int config;
- unsigned int pinnacle_id;
- unsigned int using_v4l2;
-};
struct tvnorm {
v4l2_std_id std;
unsigned char e;
};
-static struct i2c_driver driver;
-static struct i2c_client client_template;
-
/* ---------------------------------------------------------------------- */
//
#define cAudioGain0 0x00 // bit c7
#define cAudioGain6 0x80 // bit c7
+#define cTopMask 0x1f // bit c0:4
+#define cTopDefault 0x10 // bit c0:4
//// third reg (e)
#define cAudioIF_4_5 0x00 // bit e0:1
static struct tvnorm tvnorms[] = {
{
- .std = V4L2_STD_PAL_BG,
- .name = "PAL-BG",
+ .std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H | V4L2_STD_PAL_N,
+ .name = "PAL-BGHN",
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
- .e = ( cAudioIF_5_5 |
+ cDeemphasis50 |
+ cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_5_5 |
cVideoIF_38_90 ),
},{
.std = V4L2_STD_PAL_I,
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
- .e = ( cAudioIF_6_0 |
+ cDeemphasis50 |
+ cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_6_0 |
cVideoIF_38_90 ),
},{
.std = V4L2_STD_PAL_DK,
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
- .e = ( cAudioIF_6_5 |
- cVideoIF_38_00 ),
+ cDeemphasis50 |
+ cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_6_5 |
+ cVideoIF_38_90 ),
},{
- .std = V4L2_STD_PAL_M | V4L2_STD_PAL_N,
- .name = "PAL-M/N",
+ .std = V4L2_STD_PAL_M | V4L2_STD_PAL_Nc,
+ .name = "PAL-M/Nc",
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis75 ),
- .e = ( cAudioIF_4_5 |
+ cDeemphasis75 |
+ cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_4_5 |
cVideoIF_45_75 ),
+ },{
+ .std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H,
+ .name = "SECAM-BGH",
+ .b = ( cPositiveAmTV |
+ cQSS ),
+ .c = ( cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_5_5 |
+ cVideoIF_38_90 ),
},{
.std = V4L2_STD_SECAM_L,
.name = "SECAM-L",
.b = ( cPositiveAmTV |
cQSS ),
- .e = ( cAudioIF_6_5 |
+ .c = ( cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_6_5 |
cVideoIF_38_90 ),
+ },{
+ .std = V4L2_STD_SECAM_LC,
+ .name = "SECAM-L'",
+ .b = ( cOutputPort2Inactive |
+ cPositiveAmTV |
+ cQSS ),
+ .c = ( cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_6_5 |
+ cVideoIF_33_90 ),
},{
.std = V4L2_STD_SECAM_DK,
.name = "SECAM-DK",
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
- .e = ( cAudioIF_6_5 |
- cVideoIF_38_00 ),
+ cDeemphasis50 |
+ cTopDefault),
+ .e = ( cGating_36 |
+ cAudioIF_6_5 |
+ cVideoIF_38_90 ),
},{
- .std = V4L2_STD_NTSC_M,
+ .std = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR,
.name = "NTSC-M",
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
+ cDeemphasis75 |
+ cTopDefault),
.e = ( cGating_36 |
cAudioIF_4_5 |
cVideoIF_45_75 ),
},{
.std = V4L2_STD_NTSC_M_JP,
- .name = "NTSC-JP",
+ .name = "NTSC-M-JP",
.b = ( cNegativeFmTV |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
+ cDeemphasis50 |
+ cTopDefault),
.e = ( cGating_36 |
cAudioIF_4_5 |
cVideoIF_58_75 ),
}
};
-static struct tvnorm radio = {
- .name = "radio",
+static struct tvnorm radio_stereo = {
+ .name = "Radio Stereo",
+ .b = ( cFmRadio |
+ cQSS ),
+ .c = ( cDeemphasisOFF |
+ cAudioGain6 |
+ cTopDefault),
+ .e = ( cTunerGainLow |
+ cAudioIF_5_5 |
+ cRadioIF_38_90 ),
+};
+
+static struct tvnorm radio_mono = {
+ .name = "Radio Mono",
.b = ( cFmRadio |
cQSS ),
.c = ( cDeemphasisON |
- cDeemphasis50 ),
- .e = ( cAudioIF_5_5 |
+ cDeemphasis75 |
+ cTopDefault),
+ .e = ( cTunerGainLow |
+ cAudioIF_5_5 |
cRadioIF_38_90 ),
};
/* ---------------------------------------------------------------------- */
-static void dump_read_message(unsigned char *buf)
+static void dump_read_message(struct tuner *t, unsigned char *buf)
{
static char *afc[16] = {
"- 12.5 kHz",
"+ 37.5 kHz",
"+ 12.5 kHz",
};
- printk(PREFIX "read: 0x%2x\n", buf[0]);
- printk(" after power on : %s\n", (buf[0] & 0x01) ? "yes" : "no");
- printk(" afc : %s\n", afc[(buf[0] >> 1) & 0x0f]);
- printk(" fmif level : %s\n", (buf[0] & 0x20) ? "high" : "low");
- printk(" afc window : %s\n", (buf[0] & 0x40) ? "in" : "out");
- printk(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low");
+ tda9887_info("read: 0x%2x\n", buf[0]);
+ tda9887_info(" after power on : %s\n", (buf[0] & 0x01) ? "yes" : "no");
+ tda9887_info(" afc : %s\n", afc[(buf[0] >> 1) & 0x0f]);
+ tda9887_info(" fmif level : %s\n", (buf[0] & 0x20) ? "high" : "low");
+ tda9887_info(" afc window : %s\n", (buf[0] & 0x40) ? "in" : "out");
+ tda9887_info(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low");
}
-static void dump_write_message(unsigned char *buf)
+static void dump_write_message(struct tuner *t, unsigned char *buf)
{
static char *sound[4] = {
"AM/TV",
"44 MHz",
};
- printk(PREFIX "write: byte B 0x%02x\n",buf[1]);
- printk(" B0 video mode : %s\n",
+ tda9887_info("write: byte B 0x%02x\n",buf[1]);
+ tda9887_info(" B0 video mode : %s\n",
(buf[1] & 0x01) ? "video trap" : "sound trap");
- printk(" B1 auto mute fm : %s\n",
+ tda9887_info(" B1 auto mute fm : %s\n",
(buf[1] & 0x02) ? "yes" : "no");
- printk(" B2 carrier mode : %s\n",
+ tda9887_info(" B2 carrier mode : %s\n",
(buf[1] & 0x04) ? "QSS" : "Intercarrier");
- printk(" B3-4 tv sound/radio : %s\n",
+ tda9887_info(" B3-4 tv sound/radio : %s\n",
sound[(buf[1] & 0x18) >> 3]);
- printk(" B5 force mute audio: %s\n",
+ tda9887_info(" B5 force mute audio: %s\n",
(buf[1] & 0x20) ? "yes" : "no");
- printk(" B6 output port 1 : %s\n",
+ tda9887_info(" B6 output port 1 : %s\n",
(buf[1] & 0x40) ? "high (inactive)" : "low (active)");
- printk(" B7 output port 2 : %s\n",
+ tda9887_info(" B7 output port 2 : %s\n",
(buf[1] & 0x80) ? "high (inactive)" : "low (active)");
- printk(PREFIX "write: byte C 0x%02x\n",buf[2]);
- printk(" C0-4 top adjustment : %s dB\n", adjust[buf[2] & 0x1f]);
- printk(" C5-6 de-emphasis : %s\n", deemph[(buf[2] & 0x60) >> 5]);
- printk(" C7 audio gain : %s\n",
+ tda9887_info("write: byte C 0x%02x\n",buf[2]);
+ tda9887_info(" C0-4 top adjustment : %s dB\n", adjust[buf[2] & 0x1f]);
+ tda9887_info(" C5-6 de-emphasis : %s\n", deemph[(buf[2] & 0x60) >> 5]);
+ tda9887_info(" C7 audio gain : %s\n",
(buf[2] & 0x80) ? "-6" : "0");
- printk(PREFIX "write: byte E 0x%02x\n",buf[3]);
- printk(" E0-1 sound carrier : %s\n",
+ tda9887_info("write: byte E 0x%02x\n",buf[3]);
+ tda9887_info(" E0-1 sound carrier : %s\n",
carrier[(buf[3] & 0x03)]);
- printk(" E6 l pll ganting : %s\n",
+ tda9887_info(" E6 l pll gating : %s\n",
(buf[3] & 0x40) ? "36" : "13");
if (buf[1] & 0x08) {
/* radio */
- printk(" E2-4 video if : %s\n",
+ tda9887_info(" E2-4 video if : %s\n",
rif[(buf[3] & 0x0c) >> 2]);
- printk(" E7 vif agc output : %s\n",
+ tda9887_info(" E7 vif agc output : %s\n",
(buf[3] & 0x80)
? ((buf[3] & 0x10) ? "fm-agc radio" : "sif-agc radio")
: "fm radio carrier afc");
} else {
/* video */
- printk(" E2-4 video if : %s\n",
+ tda9887_info(" E2-4 video if : %s\n",
vif[(buf[3] & 0x1c) >> 2]);
- printk(" E5 tuner gain : %s\n",
+ tda9887_info(" E5 tuner gain : %s\n",
(buf[3] & 0x80)
? ((buf[3] & 0x20) ? "external" : "normal")
: ((buf[3] & 0x20) ? "minimum" : "normal"));
- printk(" E7 vif agc output : %s\n",
+ tda9887_info(" E7 vif agc output : %s\n",
(buf[3] & 0x80)
? ((buf[3] & 0x20)
? "pin3 port, pin22 vif agc out"
: "pin22 port, pin3 vif acg ext in")
: "pin3+pin22 port");
}
- printk("--\n");
+ tda9887_info("--\n");
}
/* ---------------------------------------------------------------------- */
-static int tda9887_set_tvnorm(struct tda9887 *t, char *buf)
+static int tda9887_set_tvnorm(struct tuner *t, char *buf)
{
struct tvnorm *norm = NULL;
int i;
- if (t->radio) {
- norm = &radio;
+ if (t->mode == V4L2_TUNER_RADIO) {
+ if (t->audmode == V4L2_TUNER_MODE_MONO)
+ norm = &radio_mono;
+ else
+ norm = &radio_stereo;
} else {
for (i = 0; i < ARRAY_SIZE(tvnorms); i++) {
if (tvnorms[i].std & t->std) {
}
}
if (NULL == norm) {
- dprintk(PREFIX "Oops: no tvnorm entry found\n");
+ tda9887_dbg("Unsupported tvnorm entry - audio muted\n");
return -1;
}
- dprintk(PREFIX "configure for: %s\n",norm->name);
+ tda9887_dbg("configure for: %s\n",norm->name);
buf[1] = norm->b;
buf[2] = norm->c;
buf[3] = norm->e;
static unsigned int port1 = UNSET;
static unsigned int port2 = UNSET;
static unsigned int qss = UNSET;
-static unsigned int adjust = 0x10;
+static unsigned int adjust = UNSET;
+
module_param(port1, int, 0644);
module_param(port2, int, 0644);
module_param(qss, int, 0644);
module_param(adjust, int, 0644);
-static int tda9887_set_insmod(struct tda9887 *t, char *buf)
+static int tda9887_set_insmod(struct tuner *t, char *buf)
{
if (UNSET != port1) {
if (port1)
buf[1] &= ~cQSS;
}
- if (adjust >= 0x00 && adjust < 0x20)
+ if (adjust >= 0x00 && adjust < 0x20) {
+ buf[2] &= ~cTopMask;
buf[2] |= adjust;
+ }
return 0;
}
-static int tda9887_set_config(struct tda9887 *t, char *buf)
+static int tda9887_set_config(struct tuner *t, char *buf)
{
- if (t->config & TDA9887_PORT1_ACTIVE)
+ if (t->tda9887_config & TDA9887_PORT1_ACTIVE)
buf[1] &= ~cOutputPort1Inactive;
- if (t->config & TDA9887_PORT1_INACTIVE)
+ if (t->tda9887_config & TDA9887_PORT1_INACTIVE)
buf[1] |= cOutputPort1Inactive;
- if (t->config & TDA9887_PORT2_ACTIVE)
+ if (t->tda9887_config & TDA9887_PORT2_ACTIVE)
buf[1] &= ~cOutputPort2Inactive;
- if (t->config & TDA9887_PORT2_INACTIVE)
+ if (t->tda9887_config & TDA9887_PORT2_INACTIVE)
buf[1] |= cOutputPort2Inactive;
- if (t->config & TDA9887_QSS)
+ if (t->tda9887_config & TDA9887_QSS)
buf[1] |= cQSS;
- if (t->config & TDA9887_INTERCARRIER)
+ if (t->tda9887_config & TDA9887_INTERCARRIER)
buf[1] &= ~cQSS;
- if (t->config & TDA9887_AUTOMUTE)
+ if (t->tda9887_config & TDA9887_AUTOMUTE)
buf[1] |= cAutoMuteFmActive;
- if (t->config & TDA9887_DEEMPHASIS_MASK) {
+ if (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) {
buf[2] &= ~0x60;
- switch (t->config & TDA9887_DEEMPHASIS_MASK) {
+ switch (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) {
case TDA9887_DEEMPHASIS_NONE:
buf[2] |= cDeemphasisOFF;
break;
break;
}
}
- return 0;
-}
-
-/* ---------------------------------------------------------------------- */
-
-static int tda9887_set_pinnacle(struct tda9887 *t, char *buf)
-{
- unsigned int bCarrierMode = UNSET;
-
- if (t->std & V4L2_STD_625_50) {
- if ((1 == t->pinnacle_id) || (7 == t->pinnacle_id)) {
- bCarrierMode = cIntercarrier;
- } else {
- bCarrierMode = cQSS;
- }
- }
- if (t->std & V4L2_STD_525_60) {
- if ((5 == t->pinnacle_id) || (6 == t->pinnacle_id)) {
- bCarrierMode = cIntercarrier;
- } else {
- bCarrierMode = cQSS;
- }
+ if (t->tda9887_config & TDA9887_TOP_SET) {
+ buf[2] &= ~cTopMask;
+ buf[2] |= (t->tda9887_config >> 8) & cTopMask;
}
+ if ((t->tda9887_config & TDA9887_INTERCARRIER_NTSC) && (t->std & V4L2_STD_NTSC))
+ buf[1] &= ~cQSS;
+ if (t->tda9887_config & TDA9887_GATING_18)
+ buf[3] &= ~cGating_36;
- if (bCarrierMode != UNSET) {
- buf[1] &= ~0x04;
- buf[1] |= bCarrierMode;
+ if (t->tda9887_config & TDA9887_GAIN_NORMAL) {
+ radio_stereo.e &= ~cTunerGainLow;
+ radio_mono.e &= ~cTunerGainLow;
}
+
return 0;
}
/* ---------------------------------------------------------------------- */
-static char pal[] = "-";
-module_param_string(pal, pal, 0644, sizeof(pal));
-static char secam[] = "-";
-module_param_string(secam, secam, 0644, sizeof(secam));
-
-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':
- dprintk(PREFIX "insmod fixup: PAL => PAL-BG\n");
- t->std = V4L2_STD_PAL_BG;
- break;
- case 'i':
- case 'I':
- dprintk(PREFIX "insmod fixup: PAL => PAL-I\n");
- t->std = V4L2_STD_PAL_I;
- break;
- case 'd':
- case 'D':
- case 'k':
- case 'K':
- dprintk(PREFIX "insmod fixup: PAL => PAL-DK\n");
- t->std = V4L2_STD_PAL_DK;
- break;
- }
- }
- if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) {
- switch (secam[0]) {
- case 'd':
- case 'D':
- case 'k':
- case 'K':
- dprintk(PREFIX "insmod fixup: SECAM => SECAM-DK\n");
- t->std = V4L2_STD_SECAM_DK;
- break;
- case 'l':
- case 'L':
- dprintk(PREFIX "insmod fixup: SECAM => SECAM-L\n");
- t->std = V4L2_STD_SECAM_L;
- break;
- }
- }
- return 0;
-}
-
-static int tda9887_status(struct tda9887 *t)
+static int tda9887_status(struct tuner *t)
{
unsigned char buf[1];
int rc;
memset(buf,0,sizeof(buf));
- if (1 != (rc = i2c_master_recv(&t->client,buf,1)))
- printk(PREFIX "i2c i/o error: rc == %d (should be 1)\n",rc);
- dump_read_message(buf);
+ if (1 != (rc = i2c_master_recv(&t->i2c,buf,1)))
+ tda9887_info("i2c i/o error: rc == %d (should be 1)\n",rc);
+ dump_read_message(t, buf);
return 0;
}
-static int tda9887_configure(struct tda9887 *t)
+static void tda9887_configure(struct i2c_client *client)
{
- unsigned char buf[4];
+ struct tuner *t = i2c_get_clientdata(client);
int rc;
- memset(buf,0,sizeof(buf));
- tda9887_set_tvnorm(t,buf);
- buf[1] |= cOutputPort1Inactive;
- buf[1] |= cOutputPort2Inactive;
- if (UNSET != t->pinnacle_id) {
- tda9887_set_pinnacle(t,buf);
- }
- tda9887_set_config(t,buf);
- tda9887_set_insmod(t,buf);
-
-#if 0
- /* This as-is breaks some cards, must be fixed in a
- * card-specific way, probably using TDA9887_SET_CONFIG to
- * turn on/off port2 */
- if (t->std & V4L2_STD_SECAM_L) {
- /* secam fixup (FIXME: move this to tvnorms array?) */
- buf[1] &= ~cOutputPort2Inactive;
+ memset(t->tda9887_data,0,sizeof(t->tda9887_data));
+ tda9887_set_tvnorm(t,t->tda9887_data);
+
+ /* A note on the port settings:
+ These settings tend to depend on the specifics of the board.
+ By default they are set to inactive (bit value 1) by this driver,
+ overwriting any changes made by the tvnorm. This means that it
+ is the responsibility of the module using the tda9887 to set
+ these values in case of changes in the tvnorm.
+ In many cases port 2 should be made active (0) when selecting
+ SECAM-L, and port 2 should remain inactive (1) for SECAM-L'.
+
+ For the other standards the tda9887 application note says that
+ 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;
+
+ tda9887_set_config(t,t->tda9887_data);
+ tda9887_set_insmod(t,t->tda9887_data);
+
+ if (t->mode == T_STANDBY) {
+ t->tda9887_data[1] |= cForcedMuteAudioON;
}
-#endif
- dprintk(PREFIX "writing: b=0x%02x c=0x%02x e=0x%02x\n",
- buf[1],buf[2],buf[3]);
- if (debug > 1)
- dump_write_message(buf);
+ 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);
- if (4 != (rc = i2c_master_send(&t->client,buf,4)))
- printk(PREFIX "i2c i/o error: rc == %d (should be 4)\n",rc);
+ if (4 != (rc = i2c_master_send(&t->i2c,t->tda9887_data,4)))
+ tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc);
- if (debug > 2) {
+ if (tuner_debug > 2) {
msleep_interruptible(1000);
tda9887_status(t);
}
- return 0;
}
/* ---------------------------------------------------------------------- */
-static int tda9887_attach(struct i2c_adapter *adap, int addr, int kind)
+static void tda9887_tuner_status(struct i2c_client *client)
{
- struct tda9887 *t;
-
- client_template.adapter = adap;
- client_template.addr = addr;
-
- printk(PREFIX "chip found @ 0x%x\n", addr<<1);
-
- if (NULL == (t = kmalloc(sizeof(*t), GFP_KERNEL)))
- return -ENOMEM;
- memset(t,0,sizeof(*t));
- t->client = client_template;
- t->std = 0;
- t->pinnacle_id = UNSET;
- i2c_set_clientdata(&t->client, t);
- i2c_attach_client(&t->client);
-
- return 0;
+ 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]);
}
-static int tda9887_probe(struct i2c_adapter *adap)
+static int tda9887_get_afc(struct i2c_client *client)
{
-#ifdef I2C_CLASS_TV_ANALOG
- if (adap->class & I2C_CLASS_TV_ANALOG)
- return i2c_probe(adap, &addr_data, tda9887_attach);
-#else
- switch (adap->id) {
- case I2C_ALGO_BIT | I2C_HW_B_BT848:
- case I2C_ALGO_BIT | I2C_HW_B_RIVA:
- case I2C_ALGO_SAA7134:
- return i2c_probe(adap, &addr_data, tda9887_attach);
- break;
- }
-#endif
- return 0;
-}
+ 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;
-static int tda9887_detach(struct i2c_client *client)
-{
- struct tda9887 *t = i2c_get_clientdata(client);
+ if (1 == i2c_master_recv(&t->i2c,®,1))
+ afc = AFC_BITS_2_kHz[(reg>>1)&0x0f];
- i2c_detach_client(client);
- kfree(t);
- return 0;
+ return afc;
}
-#define SWITCH_V4L2 if (!t->using_v4l2 && debug) \
- printk(PREFIX "switching to v4l2\n"); \
- t->using_v4l2 = 1;
-#define CHECK_V4L2 if (t->using_v4l2) { if (debug) \
- printk(PREFIX "ignore v4l1 call\n"); \
- return 0; }
-
-static int
-tda9887_command(struct i2c_client *client, unsigned int cmd, void *arg)
+static void tda9887_standby(struct i2c_client *client)
{
- struct tda9887 *t = i2c_get_clientdata(client);
-
- switch (cmd) {
-
- /* --- configuration --- */
- case AUDC_SET_RADIO:
- t->radio = 1;
- tda9887_configure(t);
- break;
-
- case AUDC_CONFIG_PINNACLE:
- {
- int *i = arg;
-
- t->pinnacle_id = *i;
- 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->radio = 0;
- 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->radio = 0;
- 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->radio == 0)
- return 0;
- t->radio = 0;
- }
- if (V4L2_TUNER_RADIO == f->type) {
- if (t->radio == 1)
- return 0;
- t->radio = 1;
- }
- 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->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;
- }
- default:
- /* nothing */
- break;
- }
- return 0;
+ tda9887_configure(client);
}
-static int tda9887_suspend(struct device * dev, u32 state, u32 level)
+static void tda9887_set_freq(struct i2c_client *client, unsigned int freq)
{
- dprintk("tda9887: suspend\n");
- return 0;
+ tda9887_configure(client);
}
-static int tda9887_resume(struct device * dev, u32 level)
+int tda9887_tuner_init(struct i2c_client *c)
{
- struct i2c_client *c = container_of(dev, struct i2c_client, dev);
- struct tda9887 *t = i2c_get_clientdata(c);
+ struct tuner *t = i2c_get_clientdata(c);
- dprintk("tda9887: resume\n");
- tda9887_configure(t);
- return 0;
-}
+ strlcpy(c->name, "tda9887", sizeof(c->name));
-/* ----------------------------------------------------------------------- */
-
-static struct i2c_driver driver = {
- .owner = THIS_MODULE,
- .name = "i2c tda9887 driver",
- .id = -1, /* FIXME */
- .flags = I2C_DF_NOTIFY,
- .attach_adapter = tda9887_probe,
- .detach_client = tda9887_detach,
- .command = tda9887_command,
- .driver = {
- .suspend = tda9887_suspend,
- .resume = tda9887_resume,
- },
-};
-static struct i2c_client client_template =
-{
- I2C_DEVNAME("tda9887"),
- .flags = I2C_CLIENT_ALLOW_USE,
- .driver = &driver,
-};
+ tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr,
+ t->i2c.driver->driver.name);
-static int __init tda9887_init_module(void)
-{
- return i2c_add_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 void __exit tda9887_cleanup_module(void)
-{
- i2c_del_driver(&driver);
+ return 0;
}
-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