diff options
Diffstat (limited to 'drivers/media/video/tvaudio.c')
| -rw-r--r-- | drivers/media/video/tvaudio.c | 215 |
1 files changed, 166 insertions, 49 deletions
diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c index 076ed5bf48b..0869bafc2b5 100644 --- a/drivers/media/video/tvaudio.c +++ b/drivers/media/video/tvaudio.c @@ -26,7 +26,7 @@ #include <linux/delay.h> #include <linux/errno.h> #include <linux/slab.h> -#include <linux/videodev.h> +#include <linux/videodev2.h> #include <linux/i2c.h> #include <linux/init.h> #include <linux/kthread.h> @@ -35,7 +35,7 @@ #include <media/tvaudio.h> #include <media/v4l2-device.h> #include <media/v4l2-chip-ident.h> -#include <media/v4l2-i2c-drv-legacy.h> +#include <media/v4l2-i2c-drv.h> #include <media/i2c-addr.h> @@ -136,20 +136,6 @@ static inline struct CHIPSTATE *to_state(struct v4l2_subdev *sd) return container_of(sd, struct CHIPSTATE, sd); } -/* ---------------------------------------------------------------------- */ -/* i2c addresses */ - -static unsigned short normal_i2c[] = { - 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; /* ---------------------------------------------------------------------- */ /* i2c I/O functions */ @@ -1047,6 +1033,116 @@ static int tda9874a_initialize(struct CHIPSTATE *chip) return 0; } +/* ---------------------------------------------------------------------- */ +/* audio chip description - defines+functions for tda9875 */ +/* The TDA9875 is made by Philips Semiconductor + * http://www.semiconductors.philips.com + * TDA9875: I2C-bus controlled DSP audio processor, FM demodulator + * + */ + +/* subaddresses for TDA9875 */ +#define TDA9875_MUT 0x12 /*General mute (value --> 0b11001100*/ +#define TDA9875_CFG 0x01 /* Config register (value --> 0b00000000 */ +#define TDA9875_DACOS 0x13 /*DAC i/o select (ADC) 0b0000100*/ +#define TDA9875_LOSR 0x16 /*Line output select regirter 0b0100 0001*/ + +#define TDA9875_CH1V 0x0c /*Channel 1 volume (mute)*/ +#define TDA9875_CH2V 0x0d /*Channel 2 volume (mute)*/ +#define TDA9875_SC1 0x14 /*SCART 1 in (mono)*/ +#define TDA9875_SC2 0x15 /*SCART 2 in (mono)*/ + +#define TDA9875_ADCIS 0x17 /*ADC input select (mono) 0b0110 000*/ +#define TDA9875_AER 0x19 /*Audio effect (AVL+Pseudo) 0b0000 0110*/ +#define TDA9875_MCS 0x18 /*Main channel select (DAC) 0b0000100*/ +#define TDA9875_MVL 0x1a /* Main volume gauche */ +#define TDA9875_MVR 0x1b /* Main volume droite */ +#define TDA9875_MBA 0x1d /* Main Basse */ +#define TDA9875_MTR 0x1e /* Main treble */ +#define TDA9875_ACS 0x1f /* Auxilary channel select (FM) 0b0000000*/ +#define TDA9875_AVL 0x20 /* Auxilary volume gauche */ +#define TDA9875_AVR 0x21 /* Auxilary volume droite */ +#define TDA9875_ABA 0x22 /* Auxilary Basse */ +#define TDA9875_ATR 0x23 /* Auxilary treble */ + +#define TDA9875_MSR 0x02 /* Monitor select register */ +#define TDA9875_C1MSB 0x03 /* Carrier 1 (FM) frequency register MSB */ +#define TDA9875_C1MIB 0x04 /* Carrier 1 (FM) frequency register (16-8]b */ +#define TDA9875_C1LSB 0x05 /* Carrier 1 (FM) frequency register LSB */ +#define TDA9875_C2MSB 0x06 /* Carrier 2 (nicam) frequency register MSB */ +#define TDA9875_C2MIB 0x07 /* Carrier 2 (nicam) frequency register (16-8]b */ +#define TDA9875_C2LSB 0x08 /* Carrier 2 (nicam) frequency register LSB */ +#define TDA9875_DCR 0x09 /* Demodulateur configuration regirter*/ +#define TDA9875_DEEM 0x0a /* FM de-emphasis regirter*/ +#define TDA9875_FMAT 0x0b /* FM Matrix regirter*/ + +/* values */ +#define TDA9875_MUTE_ON 0xff /* general mute */ +#define TDA9875_MUTE_OFF 0xcc /* general no mute */ + +static int tda9875_initialize(struct CHIPSTATE *chip) +{ + chip_write(chip, TDA9875_CFG, 0xd0); /*reg de config 0 (reset)*/ + chip_write(chip, TDA9875_MSR, 0x03); /* Monitor 0b00000XXX*/ + chip_write(chip, TDA9875_C1MSB, 0x00); /*Car1(FM) MSB XMHz*/ + chip_write(chip, TDA9875_C1MIB, 0x00); /*Car1(FM) MIB XMHz*/ + chip_write(chip, TDA9875_C1LSB, 0x00); /*Car1(FM) LSB XMHz*/ + chip_write(chip, TDA9875_C2MSB, 0x00); /*Car2(NICAM) MSB XMHz*/ + chip_write(chip, TDA9875_C2MIB, 0x00); /*Car2(NICAM) MIB XMHz*/ + chip_write(chip, TDA9875_C2LSB, 0x00); /*Car2(NICAM) LSB XMHz*/ + chip_write(chip, TDA9875_DCR, 0x00); /*Demod config 0x00*/ + chip_write(chip, TDA9875_DEEM, 0x44); /*DE-Emph 0b0100 0100*/ + chip_write(chip, TDA9875_FMAT, 0x00); /*FM Matrix reg 0x00*/ + chip_write(chip, TDA9875_SC1, 0x00); /* SCART 1 (SC1)*/ + chip_write(chip, TDA9875_SC2, 0x01); /* SCART 2 (sc2)*/ + + chip_write(chip, TDA9875_CH1V, 0x10); /* Channel volume 1 mute*/ + chip_write(chip, TDA9875_CH2V, 0x10); /* Channel volume 2 mute */ + chip_write(chip, TDA9875_DACOS, 0x02); /* sig DAC i/o(in:nicam)*/ + chip_write(chip, TDA9875_ADCIS, 0x6f); /* sig ADC input(in:mono)*/ + chip_write(chip, TDA9875_LOSR, 0x00); /* line out (in:mono)*/ + chip_write(chip, TDA9875_AER, 0x00); /*06 Effect (AVL+PSEUDO) */ + chip_write(chip, TDA9875_MCS, 0x44); /* Main ch select (DAC) */ + chip_write(chip, TDA9875_MVL, 0x03); /* Vol Main left 10dB */ + chip_write(chip, TDA9875_MVR, 0x03); /* Vol Main right 10dB*/ + chip_write(chip, TDA9875_MBA, 0x00); /* Main Bass Main 0dB*/ + chip_write(chip, TDA9875_MTR, 0x00); /* Main Treble Main 0dB*/ + chip_write(chip, TDA9875_ACS, 0x44); /* Aux chan select (dac)*/ + chip_write(chip, TDA9875_AVL, 0x00); /* Vol Aux left 0dB*/ + chip_write(chip, TDA9875_AVR, 0x00); /* Vol Aux right 0dB*/ + chip_write(chip, TDA9875_ABA, 0x00); /* Aux Bass Main 0dB*/ + chip_write(chip, TDA9875_ATR, 0x00); /* Aux Aigus Main 0dB*/ + + chip_write(chip, TDA9875_MUT, 0xcc); /* General mute */ + return 0; +} + +static int tda9875_volume(int val) { return (unsigned char)(val / 602 - 84); } +static int tda9875_bass(int val) { return (unsigned char)(max(-12, val / 2115 - 15)); } +static int tda9875_treble(int val) { return (unsigned char)(val / 2622 - 12); } + +/* ----------------------------------------------------------------------- */ + + +/* *********************** * + * i2c interface functions * + * *********************** */ + +static int tda9875_checkit(struct CHIPSTATE *chip) +{ + struct v4l2_subdev *sd = &chip->sd; + int dic, rev; + + dic = chip_read2(chip, 254); + rev = chip_read2(chip, 255); + + if (dic == 0 || dic == 2) { /* tda9875 and tda9875A */ + v4l2_info(sd, "found tda9875%s rev. %d.\n", + dic == 0 ? "" : "A", rev); + return 1; + } + return 0; +} /* ---------------------------------------------------------------------- */ /* audio chip descriptions - defines+functions for tea6420 */ @@ -1280,6 +1376,7 @@ static int tda9850 = 1; static int tda9855 = 1; static int tda9873 = 1; static int tda9874a = 1; +static int tda9875 = 1; static int tea6300; /* default 0 - address clash with msp34xx */ static int tea6320; /* default 0 - address clash with msp34xx */ static int tea6420 = 1; @@ -1292,6 +1389,7 @@ module_param(tda9850, int, 0444); module_param(tda9855, int, 0444); module_param(tda9873, int, 0444); module_param(tda9874a, int, 0444); +module_param(tda9875, int, 0444); module_param(tea6300, int, 0444); module_param(tea6320, int, 0444); module_param(tea6420, int, 0444); @@ -1349,6 +1447,26 @@ static struct CHIPDESC chiplist[] = { .setmode = tda9874a_setmode, }, { + .name = "tda9875", + .insmodopt = &tda9875, + .addr_lo = I2C_ADDR_TDA9875 >> 1, + .addr_hi = I2C_ADDR_TDA9875 >> 1, + .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, + + /* callbacks */ + .initialize = tda9875_initialize, + .checkit = tda9875_checkit, + .volfunc = tda9875_volume, + .bassfunc = tda9875_bass, + .treblefunc = tda9875_treble, + .leftreg = TDA9875_MVL, + .rightreg = TDA9875_MVR, + .bassreg = TDA9875_MBA, + .treblereg = TDA9875_MTR, + .leftinit = 58880, + .rightinit = 58880, + }, + { .name = "tda9850", .insmodopt = &tda9850, .addr_lo = I2C_ADDR_TDA985x_L >> 1, @@ -1511,6 +1629,8 @@ static int tvaudio_g_ctrl(struct v4l2_subdev *sd, switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: + if (!(desc->flags & CHIP_HAS_INPUTSEL)) + break; ctrl->value=chip->muted; return 0; case V4L2_CID_AUDIO_VOLUME: @@ -1552,6 +1672,9 @@ static int tvaudio_s_ctrl(struct v4l2_subdev *sd, switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: + if (!(desc->flags & CHIP_HAS_INPUTSEL)) + break; + if (ctrl->value < 0 || ctrl->value >= 2) return -ERANGE; chip->muted = ctrl->value; @@ -1636,32 +1759,40 @@ static int tvaudio_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) switch (qc->id) { case V4L2_CID_AUDIO_MUTE: + if (desc->flags & CHIP_HAS_INPUTSEL) + return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0); break; case V4L2_CID_AUDIO_VOLUME: + if (desc->flags & CHIP_HAS_VOLUME) + return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 58880); + break; case V4L2_CID_AUDIO_BALANCE: - if (!(desc->flags & CHIP_HAS_VOLUME)) - return -EINVAL; + if (desc->flags & CHIP_HAS_VOLUME) + return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 32768); break; case V4L2_CID_AUDIO_BASS: case V4L2_CID_AUDIO_TREBLE: - if (!(desc->flags & CHIP_HAS_BASSTREBLE)) - return -EINVAL; + if (desc->flags & CHIP_HAS_BASSTREBLE) + return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 32768); break; default: - return -EINVAL; + break; } - return v4l2_ctrl_query_fill_std(qc); + return -EINVAL; } -static int tvaudio_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *rt) +static int tvaudio_s_routing(struct v4l2_subdev *sd, + u32 input, u32 output, u32 config) { struct CHIPSTATE *chip = to_state(sd); struct CHIPDESC *desc = chip->desc; - if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4) + if (!(desc->flags & CHIP_HAS_INPUTSEL)) + return 0; + if (input >= 4) return -EINVAL; /* There are four inputs: tuner, radio, extern and intern. */ - chip->input = rt->input; + chip->input = input; if (chip->muted) return 0; chip_write_masked(chip, desc->inputreg, @@ -1675,8 +1806,11 @@ static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) struct CHIPDESC *desc = chip->desc; int mode = 0; + if (!desc->setmode) + return 0; if (chip->radio) return 0; + switch (vt->audmode) { case V4L2_TUNER_MODE_MONO: case V4L2_TUNER_MODE_STEREO: @@ -1692,7 +1826,7 @@ static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) } chip->audmode = vt->audmode; - if (desc->setmode && mode) { + if (mode) { chip->watch_stereo = 0; /* del_timer(&chip->wt); */ chip->mode = mode; @@ -1707,15 +1841,17 @@ static int tvaudio_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) struct CHIPDESC *desc = chip->desc; int mode = V4L2_TUNER_MODE_MONO; + if (!desc->getmode) + return 0; if (chip->radio) return 0; + 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); + mode = desc->getmode(chip); if (mode & V4L2_TUNER_MODE_MONO) vt->rxsubchans |= V4L2_TUNER_SUB_MONO; @@ -1769,11 +1905,6 @@ static int tvaudio_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ide return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVAUDIO, 0); } -static int tvaudio_command(struct i2c_client *client, unsigned cmd, void *arg) -{ - return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops tvaudio_core_ops = { @@ -1781,12 +1912,12 @@ static const struct v4l2_subdev_core_ops tvaudio_core_ops = { .queryctrl = tvaudio_queryctrl, .g_ctrl = tvaudio_g_ctrl, .s_ctrl = tvaudio_s_ctrl, + .s_std = tvaudio_s_std, }; static const struct v4l2_subdev_tuner_ops tvaudio_tuner_ops = { .s_radio = tvaudio_s_radio, .s_frequency = tvaudio_s_frequency, - .s_std = tvaudio_s_std, .s_tuner = tvaudio_s_tuner, .s_tuner = tvaudio_g_tuner, }; @@ -1901,6 +2032,7 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id * } chip->thread = NULL; + init_timer(&chip->wt); if (desc->flags & CHIP_NEED_CHECKMODE) { if (!desc->getmode || !desc->setmode) { /* This shouldn't be happen. Warn user, but keep working @@ -1910,7 +2042,6 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id * return 0; } /* start async thread */ - init_timer(&chip->wt); chip->wt.function = chip_thread_wake; chip->wt.data = (unsigned long)chip; chip->thread = kthread_run(chip_thread, chip, client->name); @@ -1939,17 +2070,6 @@ static int tvaudio_remove(struct i2c_client *client) return 0; } -static int tvaudio_legacy_probe(struct i2c_adapter *adap) -{ - /* don't attach on saa7146 based cards, - because dedicated drivers are used */ - if ((adap->id == I2C_HW_SAA7146)) - return 0; - if (adap->class & I2C_CLASS_TV_ANALOG) - return 1; - return 0; -} - /* This driver supports many devices and the idea is to let the driver detect which device is present. So rather than listing all supported devices here, we pretend to support a single, fake device type. */ @@ -1961,10 +2081,7 @@ MODULE_DEVICE_TABLE(i2c, tvaudio_id); static struct v4l2_i2c_driver_data v4l2_i2c_data = { .name = "tvaudio", - .driverid = I2C_DRIVERID_TVAUDIO, - .command = tvaudio_command, .probe = tvaudio_probe, .remove = tvaudio_remove, - .legacy_probe = tvaudio_legacy_probe, .id_table = tvaudio_id, }; |