diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/i2c/Makefile | 1 | ||||
| -rw-r--r-- | sound/i2c/other/Makefile | 4 | ||||
| -rw-r--r-- | sound/i2c/other/pt2258.c | 233 | ||||
| -rw-r--r-- | sound/pci/ice1712/ice1712.h | 14 | ||||
| -rw-r--r-- | sound/pci/ice1712/revo.c | 132 | ||||
| -rw-r--r-- | sound/pci/ice1712/revo.h | 6 |
6 files changed, 376 insertions, 14 deletions
diff --git a/sound/i2c/Makefile b/sound/i2c/Makefile index 816a2e7c88c..45902d48c89 100644 --- a/sound/i2c/Makefile +++ b/sound/i2c/Makefile @@ -16,3 +16,4 @@ obj-$(CONFIG_SND) += other/ # Toplevel Module Dependency obj-$(CONFIG_SND_INTERWAVE_STB) += snd-tea6330t.o snd-i2c.o obj-$(CONFIG_SND_ICE1712) += snd-cs8427.o snd-i2c.o +obj-$(CONFIG_SND_ICE1724) += snd-i2c.o diff --git a/sound/i2c/other/Makefile b/sound/i2c/other/Makefile index 2fe023ef00a..77a8a7c75dd 100644 --- a/sound/i2c/other/Makefile +++ b/sound/i2c/other/Makefile @@ -6,11 +6,11 @@ snd-ak4114-objs := ak4114.o snd-ak4117-objs := ak4117.o snd-ak4xxx-adda-objs := ak4xxx-adda.o +snd-pt2258-objs := pt2258.o snd-tea575x-tuner-objs := tea575x-tuner.o # Module Dependency obj-$(CONFIG_SND_PDAUDIOCF) += snd-ak4117.o obj-$(CONFIG_SND_ICE1712) += snd-ak4xxx-adda.o -obj-$(CONFIG_SND_ICE1724) += snd-ak4xxx-adda.o -obj-$(CONFIG_SND_ICE1724) += snd-ak4114.o +obj-$(CONFIG_SND_ICE1724) += snd-ak4114.o snd-ak4xxx-adda.o snd-pt2258.o obj-$(CONFIG_SND_FM801_TEA575X) += snd-tea575x-tuner.o diff --git a/sound/i2c/other/pt2258.c b/sound/i2c/other/pt2258.c new file mode 100644 index 00000000000..50df1df2f2b --- /dev/null +++ b/sound/i2c/other/pt2258.c @@ -0,0 +1,233 @@ +/* + * ALSA Driver for the PT2258 volume controller. + * + * Copyright (c) 2006 Jochen Voss <voss@seehuhn.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <sound/driver.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/tlv.h> +#include <sound/i2c.h> +#include <sound/pt2258.h> + +MODULE_AUTHOR("Jochen Voss <voss@seehuhn.de>"); +MODULE_DESCRIPTION("PT2258 volume controller (Princeton Technology Corp.)"); +MODULE_LICENSE("GPL"); + +#define PT2258_CMD_RESET 0xc0 +#define PT2258_CMD_UNMUTE 0xf8 +#define PT2258_CMD_MUTE 0xf9 + +static const unsigned char pt2258_channel_code[12] = { + 0x80, 0x90, /* channel 1: -10dB, -1dB */ + 0x40, 0x50, /* channel 2: -10dB, -1dB */ + 0x00, 0x10, /* channel 3: -10dB, -1dB */ + 0x20, 0x30, /* channel 4: -10dB, -1dB */ + 0x60, 0x70, /* channel 5: -10dB, -1dB */ + 0xa0, 0xb0 /* channel 6: -10dB, -1dB */ +}; + +int snd_pt2258_reset(struct snd_pt2258 *pt) +{ + unsigned char bytes[2]; + int i; + + /* reset chip */ + bytes[0] = PT2258_CMD_RESET; + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 1) != 1) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + /* mute all channels */ + pt->mute = 1; + bytes[0] = PT2258_CMD_MUTE; + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 1) != 1) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + /* set all channels to 0dB */ + for (i = 0; i < 6; ++i) + pt->volume[i] = 0; + bytes[0] = 0xd0; + bytes[1] = 0xe0; + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 2) != 2) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + return 0; + + __error: + snd_i2c_unlock(pt->i2c_bus); + snd_printk(KERN_ERR "PT2258 reset failed\n"); + return -EIO; +} + +static int pt2258_stereo_volume_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 79; + return 0; +} + +static int pt2258_stereo_volume_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_pt2258 *pt = kcontrol->private_data; + int base = kcontrol->private_value; + + /* chip does not support register reads */ + ucontrol->value.integer.value[0] = 79 - pt->volume[base]; + ucontrol->value.integer.value[1] = 79 - pt->volume[base + 1]; + return 0; +} + +static int pt2258_stereo_volume_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_pt2258 *pt = kcontrol->private_data; + int base = kcontrol->private_value; + unsigned char bytes[2]; + int val0, val1; + + val0 = 79 - ucontrol->value.integer.value[0]; + val1 = 79 - ucontrol->value.integer.value[1]; + if (val0 == pt->volume[base] && val1 == pt->volume[base + 1]) + return 0; + + pt->volume[base] = val0; + bytes[0] = pt2258_channel_code[2 * base] | (val0 / 10); + bytes[1] = pt2258_channel_code[2 * base + 1] | (val0 % 10); + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 2) != 2) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + pt->volume[base + 1] = val1; + bytes[0] = pt2258_channel_code[2 * base + 2] | (val1 / 10); + bytes[1] = pt2258_channel_code[2 * base + 3] | (val1 % 10); + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 2) != 2) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + return 1; + + __error: + snd_i2c_unlock(pt->i2c_bus); + snd_printk(KERN_ERR "PT2258 access failed\n"); + return -EIO; +} + +static int pt2258_switch_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int pt2258_switch_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_pt2258 *pt = kcontrol->private_data; + + ucontrol->value.integer.value[0] = !pt->mute; + return 0; +} + +static int pt2258_switch_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_pt2258 *pt = kcontrol->private_data; + unsigned char bytes[2]; + int val; + + val = !ucontrol->value.integer.value[0]; + if (pt->mute == val) + return 0; + + pt->mute = val; + bytes[0] = val ? PT2258_CMD_MUTE : PT2258_CMD_UNMUTE; + snd_i2c_lock(pt->i2c_bus); + if (snd_i2c_sendbytes(pt->i2c_dev, bytes, 1) != 1) + goto __error; + snd_i2c_unlock(pt->i2c_bus); + + return 1; + + __error: + snd_i2c_unlock(pt->i2c_bus); + snd_printk(KERN_ERR "PT2258 access failed 2\n"); + return -EIO; +} + +static DECLARE_TLV_DB_SCALE(pt2258_db_scale, -7900, 100, 0); + +int snd_pt2258_build_controls(struct snd_pt2258 *pt) +{ + struct snd_kcontrol_new knew; + char *names[3] = { + "Mic Loopback Playback Volume", + "Line Loopback Playback Volume", + "CD Loopback Playback Volume" + }; + int i, err; + + for (i = 0; i < 3; ++i) { + memset(&knew, 0, sizeof(knew)); + knew.name = names[i]; + knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + knew.count = 1; + knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ; + knew.private_value = 2 * i; + knew.info = pt2258_stereo_volume_info; + knew.get = pt2258_stereo_volume_get; + knew.put = pt2258_stereo_volume_put; + knew.tlv.p = pt2258_db_scale; + + err = snd_ctl_add(pt->card, snd_ctl_new1(&knew, pt)); + if (err < 0) + return err; + } + + memset(&knew, 0, sizeof(knew)); + knew.name = "Loopback Switch"; + knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + knew.info = pt2258_switch_info; + knew.get = pt2258_switch_get; + knew.put = pt2258_switch_put; + knew.access = 0; + err = snd_ctl_add(pt->card, snd_ctl_new1(&knew, pt)); + if (err < 0) + return err; + + return 0; +} + +EXPORT_SYMBOL(snd_pt2258_reset); +EXPORT_SYMBOL(snd_pt2258_build_controls); diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h index ce27eac40d4..064542bf3af 100644 --- a/sound/pci/ice1712/ice1712.h +++ b/sound/pci/ice1712/ice1712.h @@ -28,6 +28,7 @@ #include <sound/i2c.h> #include <sound/ak4xxx-adda.h> #include <sound/ak4114.h> +#include <sound/pt2258.h> #include <sound/pcm.h> #include <sound/mpu401.h> @@ -381,6 +382,11 @@ struct snd_ice1712 { unsigned short master[2]; unsigned short vol[8]; } phase28; + /* a non-standard I2C device for revo51 */ + struct revo51_spec { + struct snd_i2c_device *dev; + struct snd_pt2258 *pt2258; + } revo51; /* Hoontech-specific setting */ struct hoontech_spec { unsigned char boxbits[4]; @@ -462,6 +468,14 @@ static inline void snd_ice1712_gpio_write_bits(struct snd_ice1712 *ice, snd_ice1712_gpio_write(ice, mask & bits); } +static inline int snd_ice1712_gpio_read_bits(struct snd_ice1712 *ice, + unsigned int mask) +{ + ice->gpio.direction &= ~mask; + snd_ice1712_gpio_set_dir(ice, ice->gpio.direction); + return (snd_ice1712_gpio_read(ice) & mask); +} + int snd_ice1712_spdif_build_controls(struct snd_ice1712 *ice); int snd_ice1712_akm4xxx_init(struct snd_akm4xxx *ak, const struct snd_akm4xxx *template, diff --git a/sound/pci/ice1712/revo.c b/sound/pci/ice1712/revo.c index d556de59b9a..233e9a5a2e7 100644 --- a/sound/pci/ice1712/revo.c +++ b/sound/pci/ice1712/revo.c @@ -84,6 +84,102 @@ static void revo_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate) } /* + * I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1) + */ + +static void revo_i2c_start(struct snd_i2c_bus *bus) +{ + struct snd_ice1712 *ice = bus->private_data; + snd_ice1712_save_gpio_status(ice); +} + +static void revo_i2c_stop(struct snd_i2c_bus *bus) +{ + struct snd_ice1712 *ice = bus->private_data; + snd_ice1712_restore_gpio_status(ice); +} + +static void revo_i2c_direction(struct snd_i2c_bus *bus, int clock, int data) +{ + struct snd_ice1712 *ice = bus->private_data; + unsigned int mask, val; + + val = 0; + if (clock) + val |= VT1724_REVO_I2C_CLOCK; /* write SCL */ + if (data) + val |= VT1724_REVO_I2C_DATA; /* write SDA */ + mask = VT1724_REVO_I2C_CLOCK | VT1724_REVO_I2C_DATA; + ice->gpio.direction &= ~mask; + ice->gpio.direction |= val; + snd_ice1712_gpio_set_dir(ice, ice->gpio.direction); + snd_ice1712_gpio_set_mask(ice, ~mask); +} + +static void revo_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data) +{ + struct snd_ice1712 *ice = bus->private_data; + unsigned int val = 0; + + if (clk) + val |= VT1724_REVO_I2C_CLOCK; + if (data) + val |= VT1724_REVO_I2C_DATA; + snd_ice1712_gpio_write_bits(ice, + VT1724_REVO_I2C_DATA | + VT1724_REVO_I2C_CLOCK, val); + udelay(5); +} + +static int revo_i2c_getdata(struct snd_i2c_bus *bus, int ack) +{ + struct snd_ice1712 *ice = bus->private_data; + int bit; + + if (ack) + udelay(5); + bit = snd_ice1712_gpio_read_bits(ice, VT1724_REVO_I2C_DATA) ? 1 : 0; + return bit; +} + +static struct snd_i2c_bit_ops revo51_bit_ops = { + .start = revo_i2c_start, + .stop = revo_i2c_stop, + .direction = revo_i2c_direction, + .setlines = revo_i2c_setlines, + .getdata = revo_i2c_getdata, +}; + +static int revo51_i2c_init(struct snd_ice1712 *ice, + struct snd_pt2258 *pt) +{ + int err; + + /* create the I2C bus */ + err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c); + if (err < 0) + return err; + + ice->i2c->private_data = ice; + ice->i2c->hw_ops.bit = &revo51_bit_ops; + + /* create the I2C device */ + err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40, + &ice->spec.revo51.dev); + if (err < 0) + return err; + + pt->card = ice->card; + pt->i2c_bus = ice->i2c; + pt->i2c_dev = ice->spec.revo51.dev; + ice->spec.revo51.pt2258 = pt; + + snd_pt2258_reset(pt); + + return 0; +} + +/* * initialize the chips on M-Audio Revolution cards */ @@ -180,9 +276,9 @@ static struct snd_ak4xxx_private akm_revo51_priv __devinitdata = { .cif = 0, .data_mask = VT1724_REVO_CDOUT, .clk_mask = VT1724_REVO_CCLK, - .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2, - .cs_addr = VT1724_REVO_CS1 | VT1724_REVO_CS2, - .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2, + .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1, + .cs_addr = VT1724_REVO_CS1, + .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1, .add_flags = VT1724_REVO_CCLK, /* high at init */ .mask_flags = 0, }; @@ -198,13 +294,15 @@ static struct snd_ak4xxx_private akm_revo51_adc_priv __devinitdata = { .cif = 0, .data_mask = VT1724_REVO_CDOUT, .clk_mask = VT1724_REVO_CCLK, - .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2, - .cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS2, - .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2, + .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1, + .cs_addr = VT1724_REVO_CS0, + .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1, .add_flags = VT1724_REVO_CCLK, /* high at init */ .mask_flags = 0, }; +static struct snd_pt2258 ptc_revo51_volume; + static int __devinit revo_init(struct snd_ice1712 *ice) { struct snd_akm4xxx *ak; @@ -243,14 +341,20 @@ static int __devinit revo_init(struct snd_ice1712 *ice) break; case VT1724_SUBDEVICE_REVOLUTION51: ice->akm_codecs = 2; - if ((err = snd_ice1712_akm4xxx_init(ak, &akm_revo51, &akm_revo51_priv, ice)) < 0) + err = snd_ice1712_akm4xxx_init(ak, &akm_revo51, + &akm_revo51_priv, ice); + if (err < 0) return err; - err = snd_ice1712_akm4xxx_init(ak + 1, &akm_revo51_adc, + err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo51_adc, &akm_revo51_adc_priv, ice); if (err < 0) return err; - /* unmute all codecs - needed! */ - snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE, VT1724_REVO_MUTE); + err = revo51_i2c_init(ice, &ptc_revo51_volume); + if (err < 0) + return err; + /* unmute all codecs */ + snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE, + VT1724_REVO_MUTE); break; } @@ -264,10 +368,18 @@ static int __devinit revo_add_controls(struct snd_ice1712 *ice) switch (ice->eeprom.subvendor) { case VT1724_SUBDEVICE_REVOLUTION71: + err = snd_ice1712_akm4xxx_build_controls(ice); + if (err < 0) + return err; + break; case VT1724_SUBDEVICE_REVOLUTION51: err = snd_ice1712_akm4xxx_build_controls(ice); if (err < 0) return err; + err = snd_pt2258_build_controls(ice->spec.revo51.pt2258); + if (err < 0) + return err; + break; } return 0; } diff --git a/sound/pci/ice1712/revo.h b/sound/pci/ice1712/revo.h index efbb86ec328..c70adaf017c 100644 --- a/sound/pci/ice1712/revo.h +++ b/sound/pci/ice1712/revo.h @@ -42,9 +42,11 @@ extern struct snd_ice1712_card_info snd_vt1724_revo_cards[]; #define VT1724_REVO_CCLK 0x02 #define VT1724_REVO_CDIN 0x04 /* not used */ #define VT1724_REVO_CDOUT 0x08 -#define VT1724_REVO_CS0 0x10 /* AK5365 chipselect for Rev. 5.1 */ +#define VT1724_REVO_CS0 0x10 /* AK5365 chipselect for (revo51) */ #define VT1724_REVO_CS1 0x20 /* front AKM4381 chipselect */ -#define VT1724_REVO_CS2 0x40 /* surround AKM4355 chipselect */ +#define VT1724_REVO_CS2 0x40 /* surround AKM4355 CS (revo71) */ +#define VT1724_REVO_I2C_DATA 0x40 /* I2C: PT 2258 SDA (on revo51) */ +#define VT1724_REVO_I2C_CLOCK 0x80 /* I2C: PT 2258 SCL (on revo51) */ #define VT1724_REVO_MUTE (1<<22) /* 0 = all mute, 1 = normal operation */ #endif /* __SOUND_REVO_H */ |