*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/videodev.h>
#include <linux/i2c.h>
-#include <linux/i2c-algo-bit.h>
#include <linux/init.h>
-#include <linux/smp_lock.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
-#include <media/audiochip.h>
+#include <media/tvaudio.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
-#include "tvaudio.h"
+#include <media/i2c-addr.h>
/* ---------------------------------------------------------------------- */
/* insmod args */
#define UNSET (-1U)
-#define tvaudio_info(fmt, arg...) do {\
- printk(KERN_INFO "tvaudio %d-%04x: " fmt, \
- chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
-#define tvaudio_warn(fmt, arg...) do {\
- printk(KERN_WARNING "tvaudio %d-%04x: " fmt, \
- chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
-#define tvaudio_dbg(fmt, arg...) do {\
- if (debug) \
- printk(KERN_INFO "tvaudio %d-%04x: " fmt, \
- chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
-
/* ---------------------------------------------------------------------- */
/* our structs */
/* input switch register + values for v4l inputs */
int inputreg;
- int inputmap[8];
+ int inputmap[4];
int inputmute;
int inputmask;
};
audiocmd shadow;
/* current settings */
- __u16 left,right,treble,bass,mode;
+ __u16 left,right,treble,bass,muted,mode;
int prevmode;
- int norm;
+ int radio;
+ int input;
/* thread */
- pid_t tpid;
- struct completion texit;
- wait_queue_head_t wq;
+ struct task_struct *thread;
struct timer_list wt;
- int done;
int watch_stereo;
+ int audmode;
};
-#define VIDEO_MODE_RADIO 16 /* norm magic for radio mode */
-
/* ---------------------------------------------------------------------- */
/* i2c addresses */
static unsigned short normal_i2c[] = {
- I2C_TDA8425 >> 1,
- I2C_TEA6300 >> 1,
- I2C_TEA6420 >> 1,
- I2C_TDA9840 >> 1,
- I2C_TDA985x_L >> 1,
- I2C_TDA985x_H >> 1,
- I2C_TDA9874 >> 1,
- I2C_PIC16C54 >> 1,
+ I2C_ADDR_TDA8425 >> 1,
+ I2C_ADDR_TEA6300 >> 1,
+ I2C_ADDR_TEA6420 >> 1,
+ I2C_ADDR_TDA9840 >> 1,
+ I2C_ADDR_TDA985x_L >> 1,
+ I2C_ADDR_TDA985x_H >> 1,
+ I2C_ADDR_TDA9874 >> 1,
+ I2C_ADDR_PIC16C54 >> 1,
I2C_CLIENT_END };
I2C_CLIENT_INSMOD;
unsigned char buffer[2];
if (-1 == subaddr) {
- tvaudio_dbg("%s: chip_write: 0x%x\n",
+ v4l_dbg(1, debug, &chip->c, "%s: chip_write: 0x%x\n",
chip->c.name, val);
chip->shadow.bytes[1] = val;
buffer[0] = val;
if (1 != i2c_master_send(&chip->c,buffer,1)) {
- tvaudio_warn("%s: I/O error (write 0x%x)\n",
+ v4l_warn(&chip->c, "%s: I/O error (write 0x%x)\n",
chip->c.name, val);
return -1;
}
} else {
- tvaudio_dbg("%s: chip_write: reg%d=0x%x\n",
+ v4l_dbg(1, debug, &chip->c, "%s: chip_write: reg%d=0x%x\n",
chip->c.name, subaddr, val);
chip->shadow.bytes[subaddr+1] = val;
buffer[0] = subaddr;
buffer[1] = val;
if (2 != i2c_master_send(&chip->c,buffer,2)) {
- tvaudio_warn("%s: I/O error (write reg%d=0x%x)\n",
+ v4l_warn(&chip->c, "%s: I/O error (write reg%d=0x%x)\n",
chip->c.name, subaddr, val);
return -1;
}
unsigned char buffer;
if (1 != i2c_master_recv(&chip->c,&buffer,1)) {
- tvaudio_warn("%s: I/O error (read)\n",
+ v4l_warn(&chip->c, "%s: I/O error (read)\n",
chip->c.name);
return -1;
}
- tvaudio_dbg("%s: chip_read: 0x%x\n",chip->c.name, buffer);
+ v4l_dbg(1, debug, &chip->c, "%s: chip_read: 0x%x\n",chip->c.name, buffer);
return buffer;
}
write[0] = subaddr;
if (2 != i2c_transfer(chip->c.adapter,msgs,2)) {
- tvaudio_warn("%s: I/O error (read2)\n", chip->c.name);
+ v4l_warn(&chip->c, "%s: I/O error (read2)\n", chip->c.name);
return -1;
}
- tvaudio_dbg("%s: chip_read2: reg%d=0x%x\n",
+ v4l_dbg(1, debug, &chip->c, "%s: chip_read2: reg%d=0x%x\n",
chip->c.name, subaddr,read[0]);
return read[0];
}
return 0;
/* update our shadow register set; print bytes if (debug > 0) */
- tvaudio_dbg("%s: chip_cmd(%s): reg=%d, data:",
+ v4l_dbg(1, debug, &chip->c, "%s: chip_cmd(%s): reg=%d, data:",
chip->c.name, name,cmd->bytes[0]);
for (i = 1; i < cmd->count; i++) {
if (debug)
/* send data to the chip */
if (cmd->count != i2c_master_send(&chip->c,cmd->bytes,cmd->count)) {
- tvaudio_warn("%s: I/O error (%s)\n", chip->c.name, name);
+ v4l_warn(&chip->c, "%s: I/O error (%s)\n", chip->c.name, name);
return -1;
}
return 0;
static void chip_thread_wake(unsigned long data)
{
struct CHIPSTATE *chip = (struct CHIPSTATE*)data;
- wake_up_interruptible(&chip->wq);
+ wake_up_process(chip->thread);
}
static int chip_thread(void *data)
{
- DECLARE_WAITQUEUE(wait, current);
struct CHIPSTATE *chip = data;
struct CHIPDESC *desc = chiplist + chip->type;
- daemonize("%s", chip->c.name);
- allow_signal(SIGTERM);
- tvaudio_dbg("%s: thread started\n", chip->c.name);
-
+ v4l_dbg(1, debug, &chip->c, "%s: thread started\n", chip->c.name);
+ set_freezable();
for (;;) {
- add_wait_queue(&chip->wq, &wait);
- if (!chip->done) {
- set_current_state(TASK_INTERRUPTIBLE);
+ set_current_state(TASK_INTERRUPTIBLE);
+ if (!kthread_should_stop())
schedule();
- }
- remove_wait_queue(&chip->wq, &wait);
+ set_current_state(TASK_RUNNING);
try_to_freeze();
- if (chip->done || signal_pending(current))
+ if (kthread_should_stop())
break;
- tvaudio_dbg("%s: thread wakeup\n", chip->c.name);
+ v4l_dbg(1, debug, &chip->c, "%s: thread wakeup\n", chip->c.name);
/* don't do anything for radio or if mode != auto */
- if (chip->norm == VIDEO_MODE_RADIO || chip->mode != 0)
+ if (chip->radio || chip->mode != 0)
continue;
/* have a look what's going on */
mod_timer(&chip->wt, jiffies+2*HZ);
}
- tvaudio_dbg("%s: thread exiting\n", chip->c.name);
- complete_and_exit(&chip->texit, 0);
+ v4l_dbg(1, debug, &chip->c, "%s: thread exiting\n", chip->c.name);
return 0;
}
if (mode == chip->prevmode)
return;
- tvaudio_dbg("%s: thread checkmode\n", chip->c.name);
+ v4l_dbg(1, debug, &chip->c, "%s: thread checkmode\n", chip->c.name);
chip->prevmode = mode;
if (mode & VIDEO_SOUND_STEREO)
if (val & TDA9840_ST_STEREO)
mode |= VIDEO_SOUND_STEREO;
- tvaudio_dbg ("tda9840_getmode(): raw chip read: %d, return: %d\n",
+ v4l_dbg(1, debug, &chip->c, "tda9840_getmode(): raw chip read: %d, return: %d\n",
val, mode);
return mode;
}
chip_write(chip, TDA9840_SW, t);
}
+static int tda9840_checkit(struct CHIPSTATE *chip)
+{
+ int rc;
+ rc = chip_read(chip);
+ /* lower 5 bits should be 0 */
+ return ((rc & 0x1f) == 0) ? 1 : 0;
+}
+
/* ---------------------------------------------------------------------- */
/* audio chip descriptions - defines+functions for tda985x */
mode |= VIDEO_SOUND_STEREO;
if (val & TDA9873_DUAL)
mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
- tvaudio_dbg ("tda9873_getmode(): raw chip read: %d, return: %d\n",
+ v4l_dbg(1, debug, &chip->c, "tda9873_getmode(): raw chip read: %d, return: %d\n",
val, mode);
return mode;
}
/* int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */
if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) {
- tvaudio_dbg("tda9873_setmode(): external input\n");
+ v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): external input\n");
return;
}
- tvaudio_dbg("tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]);
- tvaudio_dbg("tda9873_setmode(): sw_data = %d\n", sw_data);
+ v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]);
+ v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): sw_data = %d\n", sw_data);
switch (mode) {
case VIDEO_SOUND_MONO:
}
chip_write(chip, TDA9873_SW, sw_data);
- tvaudio_dbg("tda9873_setmode(): req. mode %d; chip_write: %d\n",
+ v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): req. mode %d; chip_write: %d\n",
mode, sw_data);
}
chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80);
chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */
}
- tvaudio_dbg("tda9874a_setup(): %s [0x%02X].\n",
+ v4l_dbg(1, debug, &chip->c, "tda9874a_setup(): %s [0x%02X].\n",
tda9874a_modelist[tda9874a_STD].name,tda9874a_STD);
return 1;
}
mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
}
- tvaudio_dbg("tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n",
+ v4l_dbg(1, debug, &chip->c, "tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n",
dsr, nsr, necr, mode);
return mode;
}
chip_write(chip, TDA9874A_AOSR, aosr);
chip_write(chip, TDA9874A_MDACOSR, mdacosr);
- tvaudio_dbg("tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n",
+ v4l_dbg(1, debug, &chip->c, "tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n",
mode, aosr, mdacosr);
} else { /* dic == 0x07 */
chip_write(chip, TDA9874A_FMMR, fmmr);
chip_write(chip, TDA9874A_AOSR, aosr);
- tvaudio_dbg("tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n",
+ v4l_dbg(1, debug, &chip->c, "tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n",
mode, fmmr, aosr);
}
}
if(-1 == (sic = chip_read2(chip,TDA9874A_SIC)))
return 0;
- tvaudio_dbg("tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic);
+ v4l_dbg(1, debug, &chip->c, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic);
if((dic == 0x11)||(dic == 0x07)) {
- tvaudio_info("found tda9874%s.\n", (dic == 0x11) ? "a":"h");
+ v4l_info(&chip->c, "found tda9874%s.\n", (dic == 0x11) ? "a":"h");
tda9874a_dic = dic; /* remember device id. */
return 1;
}
static int tda8425_initialize(struct CHIPSTATE *chip)
{
struct CHIPDESC *desc = chiplist + chip->type;
- int inputmap[8] = { /* tuner */ TDA8425_S1_CH2, /* radio */ TDA8425_S1_CH1,
- /* extern */ TDA8425_S1_CH1, /* intern */ TDA8425_S1_OFF,
- /* off */ TDA8425_S1_OFF, /* on */ TDA8425_S1_CH2};
+ int inputmap[4] = { /* tuner */ TDA8425_S1_CH2, /* radio */ TDA8425_S1_CH1,
+ /* extern */ TDA8425_S1_CH1, /* intern */ TDA8425_S1_OFF};
if (chip->c.adapter->id == I2C_HW_B_RIVA) {
memcpy (desc->inputmap, inputmap, sizeof (inputmap));
}else if (!(val & TA8874Z_B0)){
mode |= VIDEO_SOUND_STEREO;
}
- /* tvaudio_dbg ("ta8874z_getmode(): raw chip read: 0x%02x, return: 0x%02x\n", val, mode); */
+ /* v4l_dbg(1, debug, &chip->c, "ta8874z_getmode(): raw chip read: 0x%02x, return: 0x%02x\n", val, mode); */
return mode;
}
{
int update = 1;
audiocmd *t = NULL;
- tvaudio_dbg("ta8874z_setmode(): mode: 0x%02x\n", mode);
+ v4l_dbg(1, debug, &chip->c, "ta8874z_setmode(): mode: 0x%02x\n", mode);
switch(mode){
case VIDEO_SOUND_MONO:
.name = "tda9840",
.id = I2C_DRIVERID_TDA9840,
.insmodopt = &tda9840,
- .addr_lo = I2C_TDA9840 >> 1,
- .addr_hi = I2C_TDA9840 >> 1,
+ .addr_lo = I2C_ADDR_TDA9840 >> 1,
+ .addr_hi = I2C_ADDR_TDA9840 >> 1,
.registers = 5,
+ .checkit = tda9840_checkit,
.getmode = tda9840_getmode,
.setmode = tda9840_setmode,
.checkmode = generic_checkmode,
.id = I2C_DRIVERID_TDA9873,
.checkit = tda9873_checkit,
.insmodopt = &tda9873,
- .addr_lo = I2C_TDA985x_L >> 1,
- .addr_hi = I2C_TDA985x_H >> 1,
+ .addr_lo = I2C_ADDR_TDA985x_L >> 1,
+ .addr_hi = I2C_ADDR_TDA985x_H >> 1,
.registers = 3,
.flags = CHIP_HAS_INPUTSEL,
.init = { 4, { TDA9873_SW, 0xa4, 0x06, 0x03 } },
.inputreg = TDA9873_SW,
.inputmute = TDA9873_MUTE | TDA9873_AUTOMUTE,
- .inputmap = {0xa0, 0xa2, 0xa0, 0xa0, 0xc0},
+ .inputmap = {0xa0, 0xa2, 0xa0, 0xa0},
.inputmask = TDA9873_INP_MASK|TDA9873_MUTE|TDA9873_AUTOMUTE,
},
.checkit = tda9874a_checkit,
.initialize = tda9874a_initialize,
.insmodopt = &tda9874a,
- .addr_lo = I2C_TDA9874 >> 1,
- .addr_hi = I2C_TDA9874 >> 1,
+ .addr_lo = I2C_ADDR_TDA9874 >> 1,
+ .addr_hi = I2C_ADDR_TDA9874 >> 1,
.getmode = tda9874a_getmode,
.setmode = tda9874a_setmode,
.name = "tda9850",
.id = I2C_DRIVERID_TDA9850,
.insmodopt = &tda9850,
- .addr_lo = I2C_TDA985x_L >> 1,
- .addr_hi = I2C_TDA985x_H >> 1,
+ .addr_lo = I2C_ADDR_TDA985x_L >> 1,
+ .addr_hi = I2C_ADDR_TDA985x_H >> 1,
.registers = 11,
.getmode = tda985x_getmode,
.name = "tda9855",
.id = I2C_DRIVERID_TDA9855,
.insmodopt = &tda9855,
- .addr_lo = I2C_TDA985x_L >> 1,
- .addr_hi = I2C_TDA985x_H >> 1,
+ .addr_lo = I2C_ADDR_TDA985x_L >> 1,
+ .addr_hi = I2C_ADDR_TDA985x_H >> 1,
.registers = 11,
.flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE,
.name = "tea6300",
.id = I2C_DRIVERID_TEA6300,
.insmodopt = &tea6300,
- .addr_lo = I2C_TEA6300 >> 1,
- .addr_hi = I2C_TEA6300 >> 1,
+ .addr_lo = I2C_ADDR_TEA6300 >> 1,
+ .addr_hi = I2C_ADDR_TEA6300 >> 1,
.registers = 6,
.flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
.id = I2C_DRIVERID_TEA6300,
.initialize = tea6320_initialize,
.insmodopt = &tea6320,
- .addr_lo = I2C_TEA6300 >> 1,
- .addr_hi = I2C_TEA6300 >> 1,
+ .addr_lo = I2C_ADDR_TEA6300 >> 1,
+ .addr_hi = I2C_ADDR_TEA6300 >> 1,
.registers = 8,
.flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
.name = "tea6420",
.id = I2C_DRIVERID_TEA6420,
.insmodopt = &tea6420,
- .addr_lo = I2C_TEA6420 >> 1,
- .addr_hi = I2C_TEA6420 >> 1,
+ .addr_lo = I2C_ADDR_TEA6420 >> 1,
+ .addr_hi = I2C_ADDR_TEA6420 >> 1,
.registers = 1,
.flags = CHIP_HAS_INPUTSEL,
.name = "tda8425",
.id = I2C_DRIVERID_TDA8425,
.insmodopt = &tda8425,
- .addr_lo = I2C_TDA8425 >> 1,
- .addr_hi = I2C_TDA8425 >> 1,
+ .addr_lo = I2C_ADDR_TDA8425 >> 1,
+ .addr_hi = I2C_ADDR_TDA8425 >> 1,
.registers = 9,
.flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
.name = "pic16c54 (PV951)",
.id = I2C_DRIVERID_PIC16C54_PV9,
.insmodopt = &pic16c54,
- .addr_lo = I2C_PIC16C54 >> 1,
- .addr_hi = I2C_PIC16C54>> 1,
+ .addr_lo = I2C_ADDR_PIC16C54 >> 1,
+ .addr_hi = I2C_ADDR_PIC16C54>> 1,
.registers = 2,
.flags = CHIP_HAS_INPUTSEL,
.inputmap = {PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_TUNER,
PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE,
PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE,
- PIC16C54_MISC_SND_MUTE,PIC16C54_MISC_SND_MUTE,
- PIC16C54_MISC_SND_NOTMUTE},
+ PIC16C54_MISC_SND_MUTE},
.inputmute = PIC16C54_MISC_SND_MUTE,
},
{
/*.id = I2C_DRIVERID_TA8874Z, */
.checkit = ta8874z_checkit,
.insmodopt = &ta8874z,
- .addr_lo = I2C_TDA9840 >> 1,
- .addr_hi = I2C_TDA9840 >> 1,
+ .addr_lo = I2C_ADDR_TDA9840 >> 1,
+ .addr_hi = I2C_ADDR_TDA9840 >> 1,
.registers = 2,
.getmode = ta8874z_getmode,
struct CHIPSTATE *chip;
struct CHIPDESC *desc;
- chip = kmalloc(sizeof(*chip),GFP_KERNEL);
+ chip = kzalloc(sizeof(*chip),GFP_KERNEL);
if (!chip)
return -ENOMEM;
- memset(chip,0,sizeof(*chip));
memcpy(&chip->c,&client_template,sizeof(struct i2c_client));
chip->c.adapter = adap;
chip->c.addr = addr;
i2c_set_clientdata(&chip->c, chip);
/* find description for the chip */
- tvaudio_dbg("chip found @ 0x%x\n", addr<<1);
+ v4l_dbg(1, debug, &chip->c, "chip found @ 0x%x\n", addr<<1);
for (desc = chiplist; desc->name != NULL; desc++) {
if (0 == *(desc->insmodopt))
continue;
break;
}
if (desc->name == NULL) {
- tvaudio_dbg("no matching chip description found\n");
+ v4l_dbg(1, debug, &chip->c, "no matching chip description found\n");
return -EIO;
}
- tvaudio_info("%s found @ 0x%x (%s)\n", desc->name, addr<<1, adap->name);
+ v4l_info(&chip->c, "%s found @ 0x%x (%s)\n", desc->name, addr<<1, adap->name);
if (desc->flags) {
- tvaudio_dbg("matches:%s%s%s.\n",
+ v4l_dbg(1, debug, &chip->c, "matches:%s%s%s.\n",
(desc->flags & CHIP_HAS_VOLUME) ? " volume" : "",
(desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "",
(desc->flags & CHIP_HAS_INPUTSEL) ? " audiomux" : "");
chip->type = desc-chiplist;
chip->shadow.count = desc->registers+1;
chip->prevmode = -1;
+ chip->audmode = V4L2_TUNER_MODE_LANG1;
/* register */
i2c_attach_client(&chip->c);
chip_write(chip,desc->treblereg,desc->treblefunc(chip->treble));
}
- chip->tpid = -1;
+ chip->thread = NULL;
if (desc->checkmode) {
/* start async thread */
init_timer(&chip->wt);
chip->wt.function = chip_thread_wake;
chip->wt.data = (unsigned long)chip;
- init_waitqueue_head(&chip->wq);
- init_completion(&chip->texit);
- chip->tpid = kernel_thread(chip_thread,(void *)chip,0);
- if (chip->tpid < 0)
- tvaudio_warn("%s: kernel_thread() failed\n",
+ chip->thread = kthread_run(chip_thread, chip, chip->c.name);
+ if (IS_ERR(chip->thread)) {
+ v4l_warn(&chip->c, "%s: failed to create kthread\n",
chip->c.name);
- wake_up_interruptible(&chip->wq);
+ chip->thread = NULL;
+ }
}
return 0;
}
because dedicated drivers are used */
if ((adap->id == I2C_HW_SAA7146))
return 0;
-#ifdef I2C_CLASS_TV_ANALOG
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, chip_attach);
-#else
- switch (adap->id) {
- case I2C_HW_B_BT848:
- case I2C_HW_B_RIVA:
- case I2C_HW_SAA7134:
- return i2c_probe(adap, &addr_data, chip_attach);
- }
-#endif
return 0;
}
struct CHIPSTATE *chip = i2c_get_clientdata(client);
del_timer_sync(&chip->wt);
- if (chip->tpid >= 0) {
+ if (chip->thread) {
/* shutdown async thread */
- chip->done = 1;
- wake_up_interruptible(&chip->wq);
- wait_for_completion(&chip->texit);
+ kthread_stop(chip->thread);
+ chip->thread = NULL;
}
i2c_detach_client(&chip->c);
return 0;
}
+static int tvaudio_set_ctrl(struct CHIPSTATE *chip, struct v4l2_control *ctrl)
+{
+ struct CHIPDESC *desc = chiplist + chip->type;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ if (ctrl->value < 0 || ctrl->value >= 2)
+ return -ERANGE;
+ chip->muted = ctrl->value;
+ if (chip->muted)
+ chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask);
+ else
+ chip_write_masked(chip,desc->inputreg,
+ desc->inputmap[chip->input],desc->inputmask);
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+
/* ---------------------------------------------------------------------- */
/* video4linux interface */
static int chip_command(struct i2c_client *client,
unsigned int cmd, void *arg)
{
- __u16 *sarg = arg;
struct CHIPSTATE *chip = i2c_get_clientdata(client);
struct CHIPDESC *desc = chiplist + chip->type;
- tvaudio_dbg("%s: chip_command 0x%x\n", chip->c.name, cmd);
+ v4l_dbg(1, debug, &chip->c, "%s: chip_command 0x%x\n", chip->c.name, cmd);
switch (cmd) {
- case AUDC_SET_INPUT:
- if (desc->flags & CHIP_HAS_INPUTSEL) {
- if (*sarg & 0x80)
- chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask);
- else
- chip_write_masked(chip,desc->inputreg,desc->inputmap[*sarg],desc->inputmask);
- }
- break;
-
case AUDC_SET_RADIO:
- chip->norm = VIDEO_MODE_RADIO;
+ chip->radio = 1;
chip->watch_stereo = 0;
/* del_timer(&chip->wt); */
break;
va->bass = chip->bass;
va->treble = chip->treble;
}
- if (chip->norm != VIDEO_MODE_RADIO) {
+ if (!chip->radio) {
if (desc->getmode)
va->mode = desc->getmode(chip);
else
}
break;
}
- case VIDIOCSCHAN:
+
+ case VIDIOC_S_CTRL:
+ return tvaudio_set_ctrl(chip, arg);
+
+ case VIDIOC_INT_G_AUDIO_ROUTING:
{
- struct video_channel *vc = arg;
+ struct v4l2_routing *rt = arg;
- chip->norm = vc->norm;
+ rt->input = chip->input;
+ rt->output = 0;
break;
}
- case VIDIOCSFREQ:
+
+ case VIDIOC_INT_S_AUDIO_ROUTING:
{
+ struct v4l2_routing *rt = arg;
+
+ if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4)
+ return -EINVAL;
+ /* There are four inputs: tuner, radio, extern and intern. */
+ chip->input = rt->input;
+ if (chip->muted)
+ break;
+ chip_write_masked(chip, desc->inputreg,
+ desc->inputmap[chip->input], desc->inputmask);
+ break;
+ }
+
+ case VIDIOC_S_TUNER:
+ {
+ struct v4l2_tuner *vt = arg;
+ int mode = 0;
+
+ if (chip->radio)
+ break;
+ switch (vt->audmode) {
+ case V4L2_TUNER_MODE_MONO:
+ mode = VIDEO_SOUND_MONO;
+ break;
+ case V4L2_TUNER_MODE_STEREO:
+ case V4L2_TUNER_MODE_LANG1_LANG2:
+ mode = VIDEO_SOUND_STEREO;
+ break;
+ case V4L2_TUNER_MODE_LANG1:
+ mode = VIDEO_SOUND_LANG1;
+ break;
+ case V4L2_TUNER_MODE_LANG2:
+ mode = VIDEO_SOUND_LANG2;
+ break;
+ default:
+ return -EINVAL;
+ }
+ chip->audmode = vt->audmode;
+
+ if (desc->setmode && mode) {
+ chip->watch_stereo = 0;
+ /* del_timer(&chip->wt); */
+ chip->mode = mode;
+ desc->setmode(chip, mode);
+ }
+ break;
+ }
+
+ case VIDIOC_G_TUNER:
+ {
+ struct v4l2_tuner *vt = arg;
+ int mode = VIDEO_SOUND_MONO;
+
+ if (chip->radio)
+ break;
+ vt->audmode = chip->audmode;
+ vt->rxsubchans = 0;
+ vt->capability = V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
+
+ if (desc->getmode)
+ mode = desc->getmode(chip);
+
+ if (mode & VIDEO_SOUND_MONO)
+ vt->rxsubchans |= V4L2_TUNER_SUB_MONO;
+ if (mode & VIDEO_SOUND_STEREO)
+ vt->rxsubchans |= V4L2_TUNER_SUB_STEREO;
+ /* Note: for SAP it should be mono/lang2 or stereo/lang2.
+ When this module is converted fully to v4l2, then this
+ should change for those chips that can detect SAP. */
+ if (mode & VIDEO_SOUND_LANG1)
+ vt->rxsubchans = V4L2_TUNER_SUB_LANG1 |
+ V4L2_TUNER_SUB_LANG2;
+ break;
+ }
+
+ case VIDIOCSCHAN:
+ case VIDIOC_S_STD:
+ chip->radio = 0;
+ break;
+
+ case VIDIOCSFREQ:
+ case VIDIOC_S_FREQUENCY:
chip->mode = 0; /* automatic */
if (desc->checkmode) {
desc->setmode(chip,VIDEO_SOUND_MONO);
mod_timer(&chip->wt, jiffies+2*HZ);
/* the thread will call checkmode() later */
}
- }
+ break;
+
+ case VIDIOC_G_CHIP_IDENT:
+ return v4l2_chip_ident_i2c_client(client, arg, V4L2_IDENT_TVAUDIO, 0);
}
return 0;
}
-
static struct i2c_driver driver = {
.driver = {
- .name = "generic i2c audio driver",
+ .name = "tvaudio",
},
.id = I2C_DRIVERID_TVAUDIO,
.attach_adapter = chip_probe,
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff