diff options
Diffstat (limited to 'drivers/media/video/tvaudio.c')
| -rw-r--r-- | drivers/media/video/tvaudio.c | 180 |
1 files changed, 116 insertions, 64 deletions
diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c index c8e5ad0e8185..356bff455ad1 100644 --- a/drivers/media/video/tvaudio.c +++ b/drivers/media/video/tvaudio.c @@ -30,10 +30,10 @@ #include <linux/init.h> #include <linux/smp_lock.h> -#include <media/audiochip.h> +#include <media/tvaudio.h> #include <media/v4l2-common.h> -#include "tvaudio.h" +#include <media/i2c-addr.h> /* ---------------------------------------------------------------------- */ /* insmod args */ @@ -102,7 +102,7 @@ struct CHIPDESC { /* input switch register + values for v4l inputs */ int inputreg; - int inputmap[8]; + int inputmap[4]; int inputmute; int inputmask; }; @@ -119,9 +119,10 @@ struct CHIPSTATE { audiocmd shadow; /* current settings */ - __u16 left,right,treble,bass,mode; + __u16 left,right,treble,bass,muted,mode; int prevmode; int radio; + int input; /* thread */ pid_t tpid; @@ -130,20 +131,21 @@ struct CHIPSTATE { struct timer_list wt; int done; int watch_stereo; + int audmode; }; /* ---------------------------------------------------------------------- */ /* 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; @@ -1100,9 +1102,8 @@ static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; } 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)); @@ -1268,8 +1269,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1285,8 +1286,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1297,7 +1298,7 @@ static struct CHIPDESC chiplist[] = { .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, }, @@ -1307,8 +1308,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1318,8 +1319,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1331,8 +1332,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1356,8 +1357,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1378,8 +1379,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1399,8 +1400,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1412,8 +1413,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1436,8 +1437,8 @@ static struct CHIPDESC chiplist[] = { .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, @@ -1445,8 +1446,7 @@ static struct CHIPDESC chiplist[] = { .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, }, { @@ -1455,8 +1455,8 @@ static struct CHIPDESC chiplist[] = { /*.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, @@ -1514,6 +1514,7 @@ static int chip_attach(struct i2c_adapter *adap, int addr, int kind) 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); @@ -1581,28 +1582,40 @@ static int chip_detach(struct i2c_client *client) 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; 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->radio = 1; chip->watch_stereo = 0; @@ -1666,16 +1679,61 @@ static int chip_command(struct i2c_client *client, break; } + case VIDIOC_S_CTRL: + return tvaudio_set_ctrl(chip, arg); + + case VIDIOC_INT_G_AUDIO_ROUTING: + { + struct v4l2_routing *rt = arg; + + rt->input = chip->input; + rt->output = 0; + break; + } + + 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_AUDIO: + { + struct v4l2_audio *sarg = arg; + + if (!(desc->flags & CHIP_HAS_INPUTSEL) || sarg->index >= 4) + return -EINVAL; + /* There are four inputs: tuner, radio, extern and intern. */ + chip->input = sarg->index; + 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: @@ -1685,8 +1743,9 @@ static int chip_command(struct i2c_client *client, mode = VIDEO_SOUND_LANG2; break; default: - break; + return -EINVAL; } + chip->audmode = vt->audmode; if (desc->setmode && mode) { chip->watch_stereo = 0; @@ -1704,7 +1763,7 @@ static int chip_command(struct i2c_client *client, if (chip->radio) break; - vt->audmode = 0; + vt->audmode = chip->audmode; vt->rxsubchans = 0; vt->capability = V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; @@ -1716,19 +1775,12 @@ static int chip_command(struct i2c_client *client, 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; - - mode = chip->mode; - if (mode & VIDEO_SOUND_MONO) - vt->audmode = V4L2_TUNER_MODE_MONO; - if (mode & VIDEO_SOUND_STEREO) - vt->audmode = V4L2_TUNER_MODE_STEREO; - if (mode & VIDEO_SOUND_LANG1) - vt->audmode = V4L2_TUNER_MODE_LANG1; - if (mode & VIDEO_SOUND_LANG2) - vt->audmode = V4L2_TUNER_MODE_LANG2; + vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | + V4L2_TUNER_SUB_LANG2; break; } |