diff options
Diffstat (limited to 'sound/i2c')
| -rw-r--r-- | sound/i2c/Makefile | 18 | ||||
| -rw-r--r-- | sound/i2c/cs8427.c | 572 | ||||
| -rw-r--r-- | sound/i2c/i2c.c | 333 | ||||
| -rw-r--r-- | sound/i2c/l3/Makefile | 8 | ||||
| -rw-r--r-- | sound/i2c/l3/uda1341.c | 830 | ||||
| -rw-r--r-- | sound/i2c/other/Makefile | 16 | ||||
| -rw-r--r-- | sound/i2c/other/ak4114.c | 580 | ||||
| -rw-r--r-- | sound/i2c/other/ak4117.c | 559 | ||||
| -rw-r--r-- | sound/i2c/other/ak4xxx-adda.c | 501 | ||||
| -rw-r--r-- | sound/i2c/other/tea575x-tuner.c | 233 | ||||
| -rw-r--r-- | sound/i2c/tea6330t.c | 369 |
11 files changed, 4019 insertions, 0 deletions
diff --git a/sound/i2c/Makefile b/sound/i2c/Makefile new file mode 100644 index 0000000..816a2e7 --- /dev/null +++ b/sound/i2c/Makefile @@ -0,0 +1,18 @@ +# +# Makefile for ALSA +# Copyright (c) 2001 by Jaroslav Kysela <perex@suse.cz> +# + +snd-i2c-objs := i2c.o +snd-cs8427-objs := cs8427.o +snd-tea6330t-objs := tea6330t.o + +ifeq ($(subst m,y,$(CONFIG_L3)),y) + obj-$(CONFIG_L3) += l3/ +endif + +obj-$(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 diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c new file mode 100644 index 0000000..a3fda85 --- /dev/null +++ b/sound/i2c/cs8427.c @@ -0,0 +1,572 @@ +/* + * Routines for control of the CS8427 via i2c bus + * IEC958 (S/PDIF) receiver & transmitter by Cirrus Logic + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * + * + * 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 <linux/slab.h> +#include <linux/delay.h> +#include <linux/init.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/cs8427.h> +#include <sound/asoundef.h> + +static void snd_cs8427_reset(snd_i2c_device_t *cs8427); + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("IEC958 (S/PDIF) receiver & transmitter by Cirrus Logic"); +MODULE_LICENSE("GPL"); + +#define CS8427_ADDR (0x20>>1) /* fixed address */ + +typedef struct { + snd_pcm_substream_t *substream; + char hw_status[24]; /* hardware status */ + char def_status[24]; /* default status */ + char pcm_status[24]; /* PCM private status */ + char hw_udata[32]; + snd_kcontrol_t *pcm_ctl; +} cs8427_stream_t; + +typedef struct { + unsigned char regmap[0x14]; /* map of first 1 + 13 registers */ + unsigned int rate; + unsigned int reset_timeout; + cs8427_stream_t playback; + cs8427_stream_t capture; +} cs8427_t; + +static unsigned char swapbits(unsigned char val) +{ + int bit; + unsigned char res = 0; + for (bit = 0; bit < 8; bit++) { + res <<= 1; + res |= val & 1; + val >>= 1; + } + return res; +} + +int snd_cs8427_reg_write(snd_i2c_device_t *device, unsigned char reg, unsigned char val) +{ + int err; + unsigned char buf[2]; + + buf[0] = reg & 0x7f; + buf[1] = val; + if ((err = snd_i2c_sendbytes(device, buf, 2)) != 2) { + snd_printk("unable to send bytes 0x%02x:0x%02x to CS8427 (%i)\n", buf[0], buf[1], err); + return err < 0 ? err : -EIO; + } + return 0; +} + +static int snd_cs8427_reg_read(snd_i2c_device_t *device, unsigned char reg) +{ + int err; + unsigned char buf; + + if ((err = snd_i2c_sendbytes(device, ®, 1)) != 1) { + snd_printk("unable to send register 0x%x byte to CS8427\n", reg); + return err < 0 ? err : -EIO; + } + if ((err = snd_i2c_readbytes(device, &buf, 1)) != 1) { + snd_printk("unable to read register 0x%x byte from CS8427\n", reg); + return err < 0 ? err : -EIO; + } + return buf; +} + +static int snd_cs8427_select_corudata(snd_i2c_device_t *device, int udata) +{ + cs8427_t *chip = device->private_data; + int err; + + udata = udata ? CS8427_BSEL : 0; + if (udata != (chip->regmap[CS8427_REG_CSDATABUF] & udata)) { + chip->regmap[CS8427_REG_CSDATABUF] &= ~CS8427_BSEL; + chip->regmap[CS8427_REG_CSDATABUF] |= udata; + err = snd_cs8427_reg_write(device, CS8427_REG_CSDATABUF, chip->regmap[CS8427_REG_CSDATABUF]); + if (err < 0) + return err; + } + return 0; +} + +static int snd_cs8427_send_corudata(snd_i2c_device_t *device, + int udata, + unsigned char *ndata, + int count) +{ + cs8427_t *chip = device->private_data; + char *hw_data = udata ? chip->playback.hw_udata : chip->playback.hw_status; + char data[32]; + int err, idx; + + if (!memcmp(hw_data, ndata, count)) + return 0; + if ((err = snd_cs8427_select_corudata(device, udata)) < 0) + return err; + memcpy(hw_data, ndata, count); + if (udata) { + memset(data, 0, sizeof(data)); + if (memcmp(hw_data, data, count) == 0) { + chip->regmap[CS8427_REG_UDATABUF] &= ~CS8427_UBMMASK; + chip->regmap[CS8427_REG_UDATABUF] |= CS8427_UBMZEROS | CS8427_EFTUI; + if ((err = snd_cs8427_reg_write(device, CS8427_REG_UDATABUF, chip->regmap[CS8427_REG_UDATABUF])) < 0) + return err; + return 0; + } + } + data[0] = CS8427_REG_AUTOINC | CS8427_REG_CORU_DATABUF; + for (idx = 0; idx < count; idx++) + data[idx + 1] = swapbits(ndata[idx]); + if (snd_i2c_sendbytes(device, data, count + 1) != count + 1) + return -EIO; + return 1; +} + +static void snd_cs8427_free(snd_i2c_device_t *device) +{ + kfree(device->private_data); +} + +int snd_cs8427_create(snd_i2c_bus_t *bus, + unsigned char addr, + unsigned int reset_timeout, + snd_i2c_device_t **r_cs8427) +{ + static unsigned char initvals1[] = { + CS8427_REG_CONTROL1 | CS8427_REG_AUTOINC, + /* CS8427_REG_CONTROL1: RMCK to OMCK, valid PCM audio, disable mutes, TCBL=output */ + CS8427_SWCLK | CS8427_TCBLDIR, + /* CS8427_REG_CONTROL2: hold last valid audio sample, RMCK=256*Fs, normal stereo operation */ + 0x00, + /* CS8427_REG_DATAFLOW: output drivers normal operation, Tx<=serial, Rx=>serial */ + CS8427_TXDSERIAL | CS8427_SPDAES3RECEIVER, + /* CS8427_REG_CLOCKSOURCE: Run off, CMCK=256*Fs, output time base = OMCK, input time base = + recovered input clock, recovered input clock source is ILRCK changed to AES3INPUT (workaround, see snd_cs8427_reset) */ + CS8427_RXDILRCK, + /* CS8427_REG_SERIALINPUT: Serial audio input port data format = I2S, 24-bit, 64*Fsi */ + CS8427_SIDEL | CS8427_SILRPOL, + /* CS8427_REG_SERIALOUTPUT: Serial audio output port data format = I2S, 24-bit, 64*Fsi */ + CS8427_SODEL | CS8427_SOLRPOL, + }; + static unsigned char initvals2[] = { + CS8427_REG_RECVERRMASK | CS8427_REG_AUTOINC, + /* CS8427_REG_RECVERRMASK: unmask the input PLL clock, V, confidence, biphase, parity status bits */ + /* CS8427_UNLOCK | CS8427_V | CS8427_CONF | CS8427_BIP | CS8427_PAR, */ + 0xff, /* set everything */ + /* CS8427_REG_CSDATABUF: + Registers 32-55 window to CS buffer + Inhibit D->E transfers from overwriting first 5 bytes of CS data. + Inhibit D->E transfers (all) of CS data. + Allow E->F transfer of CS data. + One byte mode; both A/B channels get same written CB data. + A channel info is output to chip's EMPH* pin. */ + CS8427_CBMR | CS8427_DETCI, + /* CS8427_REG_UDATABUF: + Use internal buffer to transmit User (U) data. + Chip's U pin is an output. + Transmit all O's for user data. + Inhibit D->E transfers. + Inhibit E->F transfers. */ + CS8427_UD | CS8427_EFTUI | CS8427_DETUI, + }; + int err; + cs8427_t *chip; + snd_i2c_device_t *device; + unsigned char buf[24]; + + if ((err = snd_i2c_device_create(bus, "CS8427", CS8427_ADDR | (addr & 7), &device)) < 0) + return err; + chip = device->private_data = kcalloc(1, sizeof(*chip), GFP_KERNEL); + if (chip == NULL) { + snd_i2c_device_free(device); + return -ENOMEM; + } + device->private_free = snd_cs8427_free; + + snd_i2c_lock(bus); + if ((err = snd_cs8427_reg_read(device, CS8427_REG_ID_AND_VER)) != CS8427_VER8427A) { + snd_i2c_unlock(bus); + snd_printk("unable to find CS8427 signature (expected 0x%x, read 0x%x), initialization is not completed\n", CS8427_VER8427A, err); + return -EFAULT; + } + /* turn off run bit while making changes to configuration */ + if ((err = snd_cs8427_reg_write(device, CS8427_REG_CLOCKSOURCE, 0x00)) < 0) + goto __fail; + /* send initial values */ + memcpy(chip->regmap + (initvals1[0] & 0x7f), initvals1 + 1, 6); + if ((err = snd_i2c_sendbytes(device, initvals1, 7)) != 7) { + err = err < 0 ? err : -EIO; + goto __fail; + } + /* Turn off CS8427 interrupt stuff that is not used in hardware */ + memset(buf, 0, 7); + /* from address 9 to 15 */ + buf[0] = 9; /* register */ + if ((err = snd_i2c_sendbytes(device, buf, 7)) != 7) + goto __fail; + /* send transfer initialization sequence */ + memcpy(chip->regmap + (initvals2[0] & 0x7f), initvals2 + 1, 3); + if ((err = snd_i2c_sendbytes(device, initvals2, 4)) != 4) { + err = err < 0 ? err : -EIO; + goto __fail; + } + /* write default channel status bytes */ + buf[0] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 0)); + buf[1] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 8)); + buf[2] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 16)); + buf[3] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 24)); + memset(buf + 4, 0, 24 - 4); + if (snd_cs8427_send_corudata(device, 0, buf, 24) < 0) + goto __fail; + memcpy(chip->playback.def_status, buf, 24); + memcpy(chip->playback.pcm_status, buf, 24); + snd_i2c_unlock(bus); + + /* turn on run bit and rock'n'roll */ + if (reset_timeout < 1) + reset_timeout = 1; + chip->reset_timeout = reset_timeout; + snd_cs8427_reset(device); + +#if 0 // it's nice for read tests + { + char buf[128]; + int xx; + buf[0] = 0x81; + snd_i2c_sendbytes(device, buf, 1); + snd_i2c_readbytes(device, buf, 127); + for (xx = 0; xx < 127; xx++) + printk("reg[0x%x] = 0x%x\n", xx+1, buf[xx]); + } +#endif + + if (r_cs8427) + *r_cs8427 = device; + return 0; + + __fail: + snd_i2c_unlock(bus); + snd_i2c_device_free(device); + return err < 0 ? err : -EIO; +} + +/* + * Reset the chip using run bit, also lock PLL using ILRCK and + * put back AES3INPUT. This workaround is described in latest + * CS8427 datasheet, otherwise TXDSERIAL will not work. + */ +static void snd_cs8427_reset(snd_i2c_device_t *cs8427) +{ + cs8427_t *chip; + unsigned long end_time; + int data; + + snd_assert(cs8427, return); + chip = cs8427->private_data; + snd_i2c_lock(cs8427->bus); + chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~(CS8427_RUN | CS8427_RXDMASK); + snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]); + udelay(200); + chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RUN | CS8427_RXDILRCK; + snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]); + udelay(200); + snd_i2c_unlock(cs8427->bus); + end_time = jiffies + chip->reset_timeout; + while (time_after_eq(end_time, jiffies)) { + snd_i2c_lock(cs8427->bus); + data = snd_cs8427_reg_read(cs8427, CS8427_REG_RECVERRORS); + snd_i2c_unlock(cs8427->bus); + if (!(data & CS8427_UNLOCK)) + break; + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(1); + } + snd_i2c_lock(cs8427->bus); + chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~CS8427_RXDMASK; + chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RXDAES3INPUT; + snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]); + snd_i2c_unlock(cs8427->bus); +} + +static int snd_cs8427_in_status_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 255; + return 0; +} + +static int snd_cs8427_in_status_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol); + int data; + + snd_i2c_lock(device->bus); + data = snd_cs8427_reg_read(device, kcontrol->private_value); + snd_i2c_unlock(device->bus); + if (data < 0) + return data; + ucontrol->value.integer.value[0] = data; + return 0; +} + +static int snd_cs8427_qsubcode_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; + uinfo->count = 10; + return 0; +} + +static int snd_cs8427_qsubcode_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol); + unsigned char reg = CS8427_REG_QSUBCODE; + int err; + + snd_i2c_lock(device->bus); + if ((err = snd_i2c_sendbytes(device, ®, 1)) != 1) { + snd_printk("unable to send register 0x%x byte to CS8427\n", reg); + snd_i2c_unlock(device->bus); + return err < 0 ? err : -EIO; + } + if ((err = snd_i2c_readbytes(device, ucontrol->value.bytes.data, 10)) != 10) { + snd_printk("unable to read Q-subcode bytes from CS8427\n"); + snd_i2c_unlock(device->bus); + return err < 0 ? err : -EIO; + } + snd_i2c_unlock(device->bus); + return 0; +} + +static int snd_cs8427_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_cs8427_spdif_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol); + cs8427_t *chip = device->private_data; + + snd_i2c_lock(device->bus); + memcpy(ucontrol->value.iec958.status, chip->playback.def_status, 24); + snd_i2c_unlock(device->bus); + return 0; +} + +static int snd_cs8427_spdif_put(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol); + cs8427_t *chip = device->private_data; + unsigned char *status = kcontrol->private_value ? chip->playback.pcm_status : chip->playback.def_status; + snd_pcm_runtime_t *runtime = chip->playback.substream ? chip->playback.substream->runtime : NULL; + int err, change; + + snd_i2c_lock(device->bus); + change = memcmp(ucontrol->value.iec958.status, status, 24) != 0; + memcpy(status, ucontrol->value.iec958.status, 24); + if (change && (kcontrol->private_value ? runtime != NULL : runtime == NULL)) { + err = snd_cs8427_send_corudata(device, 0, status, 24); + if (err < 0) + change = err; + } + snd_i2c_unlock(device->bus); + return change; +} + +static int snd_cs8427_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_cs8427_spdif_mask_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + memset(ucontrol->value.iec958.status, 0xff, 24); + return 0; +} + +static snd_kcontrol_new_t snd_cs8427_iec958_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .info = snd_cs8427_in_status_info, + .name = "IEC958 CS8427 Input Status", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .get = snd_cs8427_in_status_get, + .private_value = 15, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .info = snd_cs8427_in_status_info, + .name = "IEC958 CS8427 Error Status", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .get = snd_cs8427_in_status_get, + .private_value = 16, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), + .info = snd_cs8427_spdif_mask_info, + .get = snd_cs8427_spdif_mask_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .info = snd_cs8427_spdif_info, + .get = snd_cs8427_spdif_get, + .put = snd_cs8427_spdif_put, + .private_value = 0 +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), + .info = snd_cs8427_spdif_info, + .get = snd_cs8427_spdif_get, + .put = snd_cs8427_spdif_put, + .private_value = 1 +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .info = snd_cs8427_qsubcode_info, + .name = "IEC958 Q-subcode Capture Default", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .get = snd_cs8427_qsubcode_get +}}; + +int snd_cs8427_iec958_build(snd_i2c_device_t *cs8427, + snd_pcm_substream_t *play_substream, + snd_pcm_substream_t *cap_substream) +{ + cs8427_t *chip = cs8427->private_data; + snd_kcontrol_t *kctl; + unsigned int idx; + int err; + + snd_assert(play_substream && cap_substream, return -EINVAL); + for (idx = 0; idx < ARRAY_SIZE(snd_cs8427_iec958_controls); idx++) { + kctl = snd_ctl_new1(&snd_cs8427_iec958_controls[idx], cs8427); + if (kctl == NULL) + return -ENOMEM; + kctl->id.device = play_substream->pcm->device; + kctl->id.subdevice = play_substream->number; + err = snd_ctl_add(cs8427->bus->card, kctl); + if (err < 0) + return err; + if (!strcmp(kctl->id.name, SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM))) + chip->playback.pcm_ctl = kctl; + } + + chip->playback.substream = play_substream; + chip->capture.substream = cap_substream; + snd_assert(chip->playback.pcm_ctl, return -EIO); + return 0; +} + +int snd_cs8427_iec958_active(snd_i2c_device_t *cs8427, int active) +{ + cs8427_t *chip; + + snd_assert(cs8427, return -ENXIO); + chip = cs8427->private_data; + if (active) + memcpy(chip->playback.pcm_status, chip->playback.def_status, 24); + chip->playback.pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(cs8427->bus->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, &chip->playback.pcm_ctl->id); + return 0; +} + +int snd_cs8427_iec958_pcm(snd_i2c_device_t *cs8427, unsigned int rate) +{ + cs8427_t *chip; + char *status; + int err, reset; + + snd_assert(cs8427, return -ENXIO); + chip = cs8427->private_data; + status = chip->playback.pcm_status; + snd_i2c_lock(cs8427->bus); + if (status[0] & IEC958_AES0_PROFESSIONAL) { + status[0] &= ~IEC958_AES0_PRO_FS; + switch (rate) { + case 32000: status[0] |= IEC958_AES0_PRO_FS_32000; break; + case 44100: status[0] |= IEC958_AES0_PRO_FS_44100; break; + case 48000: status[0] |= IEC958_AES0_PRO_FS_48000; break; + default: status[0] |= IEC958_AES0_PRO_FS_NOTID; break; + } + } else { + status[3] &= ~IEC958_AES3_CON_FS; + switch (rate) { + case 32000: status[3] |= IEC958_AES3_CON_FS_32000; break; + case 44100: status[3] |= IEC958_AES3_CON_FS_44100; break; + case 48000: status[3] |= IEC958_AES3_CON_FS_48000; break; + } + } + err = snd_cs8427_send_corudata(cs8427, 0, status, 24); + if (err > 0) + snd_ctl_notify(cs8427->bus->card, + SNDRV_CTL_EVENT_MASK_VALUE, + &chip->playback.pcm_ctl->id); + reset = chip->rate != rate; + chip->rate = rate; + snd_i2c_unlock(cs8427->bus); + if (reset) + snd_cs8427_reset(cs8427); + return err < 0 ? err : 0; +} + +static int __init alsa_cs8427_module_init(void) +{ + return 0; +} + +static void __exit alsa_cs8427_module_exit(void) +{ +} + +module_init(alsa_cs8427_module_init) +module_exit(alsa_cs8427_module_exit) + +EXPORT_SYMBOL(snd_cs8427_create); +EXPORT_SYMBOL(snd_cs8427_reset); +EXPORT_SYMBOL(snd_cs8427_reg_write); +EXPORT_SYMBOL(snd_cs8427_iec958_build); +EXPORT_SYMBOL(snd_cs8427_iec958_active); +EXPORT_SYMBOL(snd_cs8427_iec958_pcm); diff --git a/sound/i2c/i2c.c b/sound/i2c/i2c.c new file mode 100644 index 0000000..e8fa7e1 --- /dev/null +++ b/sound/i2c/i2c.c @@ -0,0 +1,333 @@ +/* + * Generic i2c interface for ALSA + * + * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de> + * Modified for the ALSA driver by Jaroslav Kysela <perex@suse.cz> + * + * 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 <linux/init.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <sound/core.h> +#include <sound/i2c.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("Generic i2c interface for ALSA"); +MODULE_LICENSE("GPL"); + +static int snd_i2c_bit_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count); +static int snd_i2c_bit_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count); +static int snd_i2c_bit_probeaddr(snd_i2c_bus_t *bus, unsigned short addr); + +static snd_i2c_ops_t snd_i2c_bit_ops = { + .sendbytes = snd_i2c_bit_sendbytes, + .readbytes = snd_i2c_bit_readbytes, + .probeaddr = snd_i2c_bit_probeaddr, +}; + +static int snd_i2c_bus_free(snd_i2c_bus_t *bus) +{ + snd_i2c_bus_t *slave; + snd_i2c_device_t *device; + + snd_assert(bus != NULL, return -EINVAL); + while (!list_empty(&bus->devices)) { + device = snd_i2c_device(bus->devices.next); + snd_i2c_device_free(device); + } + if (bus->master) + list_del(&bus->buses); + else { + while (!list_empty(&bus->buses)) { + slave = snd_i2c_slave_bus(bus->buses.next); + snd_device_free(bus->card, slave); + } + } + if (bus->private_free) + bus->private_free(bus); + kfree(bus); + return 0; +} + +static int snd_i2c_bus_dev_free(snd_device_t *device) +{ + snd_i2c_bus_t *bus = device->device_data; + return snd_i2c_bus_free(bus); +} + +int snd_i2c_bus_create(snd_card_t *card, const char *name, snd_i2c_bus_t *master, snd_i2c_bus_t **ri2c) +{ + snd_i2c_bus_t *bus; + int err; + static snd_device_ops_t ops = { + .dev_free = snd_i2c_bus_dev_free, + }; + + *ri2c = NULL; + bus = kcalloc(1, sizeof(*bus), GFP_KERNEL); + if (bus == NULL) + return -ENOMEM; + init_MUTEX(&bus->lock_mutex); + INIT_LIST_HEAD(&bus->devices); + INIT_LIST_HEAD(&bus->buses); + bus->card = card; + bus->ops = &snd_i2c_bit_ops; + if (master) { + list_add_tail(&bus->buses, &master->buses); + bus->master = master; + } + strlcpy(bus->name, name, sizeof(bus->name)); + if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &ops)) < 0) { + snd_i2c_bus_free(bus); + return err; + } + *ri2c = bus; + return 0; +} + +int snd_i2c_device_create(snd_i2c_bus_t *bus, const char *name, unsigned char addr, snd_i2c_device_t **rdevice) +{ + snd_i2c_device_t *device; + + *rdevice = NULL; + snd_assert(bus != NULL, return -EINVAL); + device = kcalloc(1, sizeof(*device), GFP_KERNEL); + if (device == NULL) + return -ENOMEM; + device->addr = addr; + strlcpy(device->name, name, sizeof(device->name)); + list_add_tail(&device->list, &bus->devices); + device->bus = bus; + *rdevice = device; + return 0; +} + +int snd_i2c_device_free(snd_i2c_device_t *device) +{ + if (device->bus) + list_del(&device->list); + if (device->private_free) + device->private_free(device); + kfree(device); + return 0; +} + +int snd_i2c_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count) +{ + return device->bus->ops->sendbytes(device, bytes, count); +} + + +int snd_i2c_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count) +{ + return device->bus->ops->readbytes(device, bytes, count); +} + +int snd_i2c_probeaddr(snd_i2c_bus_t *bus, unsigned short addr) +{ + return bus->ops->probeaddr(bus, addr); +} + +/* + * bit-operations + */ + +static inline void snd_i2c_bit_hw_start(snd_i2c_bus_t *bus) +{ + if (bus->hw_ops.bit->start) + bus->hw_ops.bit->start(bus); +} + +static inline void snd_i2c_bit_hw_stop(snd_i2c_bus_t *bus) +{ + if (bus->hw_ops.bit->stop) + bus->hw_ops.bit->stop(bus); +} + +static void snd_i2c_bit_direction(snd_i2c_bus_t *bus, int clock, int data) +{ + if (bus->hw_ops.bit->direction) + bus->hw_ops.bit->direction(bus, clock, data); +} + +static void snd_i2c_bit_set(snd_i2c_bus_t *bus, int clock, int data) +{ + bus->hw_ops.bit->setlines(bus, clock, data); +} + +#if 0 +static int snd_i2c_bit_clock(snd_i2c_bus_t *bus) +{ + if (bus->hw_ops.bit->getclock) + return bus->hw_ops.bit->getclock(bus); + return -ENXIO; +} +#endif + +static int snd_i2c_bit_data(snd_i2c_bus_t *bus, int ack) +{ + return bus->hw_ops.bit->getdata(bus, ack); +} + +static void snd_i2c_bit_start(snd_i2c_bus_t *bus) +{ + snd_i2c_bit_hw_start(bus); + snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */ + snd_i2c_bit_set(bus, 1, 1); + snd_i2c_bit_set(bus, 1, 0); + snd_i2c_bit_set(bus, 0, 0); +} + +static void snd_i2c_bit_stop(snd_i2c_bus_t *bus) +{ + snd_i2c_bit_set(bus, 0, 0); + snd_i2c_bit_set(bus, 1, 0); + snd_i2c_bit_set(bus, 1, 1); + snd_i2c_bit_hw_stop(bus); +} + +static void snd_i2c_bit_send(snd_i2c_bus_t *bus, int data) +{ + snd_i2c_bit_set(bus, 0, data); + snd_i2c_bit_set(bus, 1, data); + snd_i2c_bit_set(bus, 0, data); +} + +static int snd_i2c_bit_ack(snd_i2c_bus_t *bus) +{ + int ack; + + snd_i2c_bit_set(bus, 0, 1); + snd_i2c_bit_set(bus, 1, 1); + snd_i2c_bit_direction(bus, 1, 0); /* SCL - wr, SDA - rd */ + ack = snd_i2c_bit_data(bus, 1); + snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */ + snd_i2c_bit_set(bus, 0, 1); + return ack ? -EIO : 0; +} + +static int snd_i2c_bit_sendbyte(snd_i2c_bus_t *bus, unsigned char data) +{ + int i, err; + + for (i = 7; i >= 0; i--) + snd_i2c_bit_send(bus, !!(data & (1 << i))); + if ((err = snd_i2c_bit_ack(bus)) < 0) + return err; + return 0; +} + +static int snd_i2c_bit_readbyte(snd_i2c_bus_t *bus, int last) +{ + int i; + unsigned char data = 0; + + snd_i2c_bit_set(bus, 0, 1); + snd_i2c_bit_direction(bus, 1, 0); /* SCL - wr, SDA - rd */ + for (i = 7; i >= 0; i--) { + snd_i2c_bit_set(bus, 1, 1); + if (snd_i2c_bit_data(bus, 0)) + data |= (1 << i); + snd_i2c_bit_set(bus, 0, 1); + } + snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */ + snd_i2c_bit_send(bus, !!last); + return data; +} + +static int snd_i2c_bit_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count) +{ + snd_i2c_bus_t *bus = device->bus; + int err, res = 0; + + if (device->flags & SND_I2C_DEVICE_ADDRTEN) + return -EIO; /* not yet implemented */ + snd_i2c_bit_start(bus); + if ((err = snd_i2c_bit_sendbyte(bus, device->addr << 1)) < 0) { + snd_i2c_bit_hw_stop(bus); + return err; + } + while (count-- > 0) { + if ((err = snd_i2c_bit_sendbyte(bus, *bytes++)) < 0) { + snd_i2c_bit_hw_stop(bus); + return err; + } + res++; + } + snd_i2c_bit_stop(bus); + return res; +} + +static int snd_i2c_bit_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count) +{ + snd_i2c_bus_t *bus = device->bus; + int err, res = 0; + + if (device->flags & SND_I2C_DEVICE_ADDRTEN) + return -EIO; /* not yet implemented */ + snd_i2c_bit_start(bus); + if ((err = snd_i2c_bit_sendbyte(bus, (device->addr << 1) | 1)) < 0) { + snd_i2c_bit_hw_stop(bus); + return err; + } + while (count-- > 0) { + if ((err = snd_i2c_bit_readbyte(bus, count == 0)) < 0) { + snd_i2c_bit_hw_stop(bus); + return err; + } + *bytes++ = (unsigned char)err; + res++; + } + snd_i2c_bit_stop(bus); + return res; +} + +static int snd_i2c_bit_probeaddr(snd_i2c_bus_t *bus, unsigned short addr) +{ + int err; + + if (addr & 0x8000) /* 10-bit address */ + return -EIO; /* not yet implemented */ + if (addr & 0x7f80) /* invalid address */ + return -EINVAL; + snd_i2c_bit_start(bus); + err = snd_i2c_bit_sendbyte(bus, addr << 1); + snd_i2c_bit_stop(bus); + return err; +} + +EXPORT_SYMBOL(snd_i2c_bus_create); +EXPORT_SYMBOL(snd_i2c_device_create); +EXPORT_SYMBOL(snd_i2c_device_free); +EXPORT_SYMBOL(snd_i2c_sendbytes); +EXPORT_SYMBOL(snd_i2c_readbytes); +EXPORT_SYMBOL(snd_i2c_probeaddr); + +static int __init alsa_i2c_init(void) +{ + return 0; +} + +static void __exit alsa_i2c_exit(void) +{ +} + +module_init(alsa_i2c_init) +module_exit(alsa_i2c_exit) diff --git a/sound/i2c/l3/Makefile b/sound/i2c/l3/Makefile new file mode 100644 index 0000000..49455b8 --- /dev/null +++ b/sound/i2c/l3/Makefile @@ -0,0 +1,8 @@ +# +# Makefile for ALSA +# + +snd-uda1341-objs := uda1341.o + +# Module Dependency +obj-$(CONFIG_SND_SA11XX_UDA1341) += snd-uda1341.o diff --git a/sound/i2c/l3/uda1341.c b/sound/i2c/l3/uda1341.c new file mode 100644 index 0000000..e13122f --- /dev/null +++ b/sound/i2c/l3/uda1341.c @@ -0,0 +1,830 @@ +/* + * Philips UDA1341 mixer device driver + * Copyright (c) 2002 Tomas Kasparek <tomas.kasparek@seznam.cz> + * + * Portions are Copyright (C) 2000 Lernout & Hauspie Speech Products, N.V. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License. + * + * History: + * + * 2002-03-13 Tomas Kasparek initial release - based on uda1341.c from OSS + * 2002-03-28 Tomas Kasparek basic mixer is working (volume, bass, treble) + * 2002-03-30 Tomas Kasparek proc filesystem support, complete mixer and DSP + * features support + * 2002-04-12 Tomas Kasparek proc interface update, code cleanup + * 2002-05-12 Tomas Kasparek another code cleanup + */ + +/* $Id: uda1341.c,v 1.15 2005/01/03 12:05:20 tiwai Exp $ */ + +#include <sound/driver.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/errno.h> +#include <linux/ioctl.h> + +#include <asm/uaccess.h> + +#include <sound/core.h> +#include <sound/control.h> +#include <sound/initval.h> +#include <sound/info.h> + +#include <linux/l3/l3.h> + +#include <sound/uda1341.h> + +/* {{{ HW regs definition */ + +#define STAT0 0x00 +#define STAT1 0x80 +#define STAT_MASK 0x80 + +#define DATA0_0 0x00 +#define DATA0_1 0x40 +#define DATA0_2 0x80 +#define DATA_MASK 0xc0 + +#define IS_DATA0(x) ((x) >= data0_0 && (x) <= data0_2) +#define IS_DATA1(x) ((x) == data1) +#define IS_STATUS(x) ((x) == stat0 || (x) == stat1) +#define IS_EXTEND(x) ((x) >= ext0 && (x) <= ext6) + +/* }}} */ + +enum uda1341_regs_names { + stat0, + stat1, + data0_0, + data0_1, + data0_2, + data1, + ext0, + ext1, + ext2, + empty, + ext4, + ext5, + ext6, + uda1341_reg_last, +}; + +const char *uda1341_reg_names[] = { + "stat 0 ", + "stat 1 ", + "data 00", + "data 01", + "data 02", + "data 1 ", + "ext 0", + "ext 1", + "ext 2", + "empty", + "ext 4", + "ext 5", + "ext 6", +}; + +const int uda1341_enum_items[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 2, //peak - before/after + 4, //deemp - none/32/44.1/48 + 0, + 4, //filter - flat/min/min/max + 0, 0, 0, + 4, //mixer - differ/line/mic/mixer + 0, 0, 0, 0, 0, +}; + +const char ** uda1341_enum_names[] = { + NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, + peak_names, //peak - before/after + deemp_names, //deemp - none/32/44.1/48 + NULL, + filter_names, //filter - flat/min/min/max + NULL, NULL, NULL, + mixer_names, //mixer - differ/line/mic/mixer + NULL, NULL, NULL, NULL, NULL, +}; + +typedef int uda1341_cfg[CMD_LAST]; + +typedef struct uda1341 uda1341_t; + +struct uda1341 { + int (*write) (struct l3_client *uda1341, unsigned short reg, unsigned short val); + int (*read) (struct l3_client *uda1341, unsigned short reg); + unsigned char regs[uda1341_reg_last]; + int active; + spinlock_t reg_lock; + snd_card_t *card; + uda1341_cfg cfg; +#ifdef CONFIG_PM + unsigned char suspend_regs[uda1341_reg_last]; + uda1341_cfg suspend_cfg; +#endif +}; + +//hack for ALSA magic casting +typedef struct l3_client l3_client_t; + +/* transfer 8bit integer into string with binary representation */ +void int2str_bin8(uint8_t val, char *buf){ + const int size = sizeof(val) * 8; + int i; + + for (i= 0; i < size; i++){ + *(buf++) = (val >> (size - 1)) ? '1' : '0'; + val <<= 1; + } + *buf = '\0'; //end the string with zero +} + +/* {{{ HW manipulation routines */ + +int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned short val) +{ + struct uda1341 *uda = clnt->driver_data; + unsigned char buf[2] = { 0xc0, 0xe0 }; // for EXT addressing + int err = 0; + + uda->regs[reg] = val; + + if (uda->active) { + if (IS_DATA0(reg)) { + err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)&val, 1); + } else if (IS_DATA1(reg)) { + err = l3_write(clnt, UDA1341_DATA1, (const unsigned char *)&val, 1); + } else if (IS_STATUS(reg)) { + err = l3_write(clnt, UDA1341_STATUS, (const unsigned char *)&val, 1); + } else if (IS_EXTEND(reg)) { + buf[0] |= (reg - ext0) & 0x7; //EXT address + buf[1] |= val; //EXT data + err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)buf, 2); + } + } else + printk(KERN_ERR "UDA1341 codec not active!\n"); + return err; +} + +int snd_uda1341_codec_read(struct l3_client *clnt, unsigned short reg) +{ + unsigned char val; + int err; + + err = l3_read(clnt, reg, &val, 1); + if (err == 1) + // use just 6bits - the rest is address of the reg + return val & 63; + return err < 0 ? err : -EIO; +} + +static inline int snd_uda1341_valid_reg(struct l3_client *clnt, unsigned short reg) +{ + return reg < uda1341_reg_last; +} + +int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg, unsigned short mask, + unsigned short shift, unsigned short value, int flush) +{ + int change; + unsigned short old, new; + struct uda1341 *uda = clnt->driver_data; + +#if 0 + printk(KERN_DEBUG "update_bits: reg: %s mask: %d shift: %d val: %d\n", + uda1341_reg_names[reg], mask, shift, value); +#endif + + if (!snd_uda1341_valid_reg(clnt, reg)) + return -EINVAL; + spin_lock(&uda->reg_lock); + old = uda->regs[reg]; + new = (old & ~(mask << shift)) | (value << shift); + change = old != new; + if (change) { + if (flush) uda->write(clnt, reg, new); + uda->regs[reg] = new; + } + spin_unlock(&uda->reg_lock); + return change; +} + +int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what, + unsigned short value, int flush) +{ + struct uda1341 *uda = clnt->driver_data; + int ret = 0; +#ifdef CONFIG_PM + int reg; +#endif + +#if 0 + printk(KERN_DEBUG "cfg_write what: %d value: %d\n", what, value); +#endif + + uda->cfg[what] = value; + + switch(what) { + case CMD_RESET: + ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, 1, flush); // MUTE + ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 1, flush); // RESET + ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 0, flush); // RESTORE + uda->cfg[CMD_RESET]=0; + break; + case CMD_FS: + ret = snd_uda1341_update_bits(clnt, stat0, 3, 4, value, flush); + break; + case CMD_FORMAT: + ret = snd_uda1341_update_bits(clnt, stat0, 7, 1, value, flush); + break; + case CMD_OGAIN: + ret = snd_uda1341_update_bits(clnt, stat1, 1, 6, value, flush); + break; + case CMD_IGAIN: + ret = snd_uda1341_update_bits(clnt, stat1, 1, 5, value, flush); + break; + case CMD_DAC: + ret = snd_uda1341_update_bits(clnt, stat1, 1, 0, value, flush); + break; + case CMD_ADC: + ret = snd_uda1341_update_bits(clnt, stat1, 1, 1, value, flush); + break; + case CMD_VOLUME: + ret = snd_uda1341_update_bits(clnt, data0_0, 63, 0, value, flush); + break; + case CMD_BASS: + ret = snd_uda1341_update_bits(clnt, data0_1, 15, 2, value, flush); + break; + case CMD_TREBBLE: + ret = snd_uda1341_update_bits(clnt, data0_1, 3, 0, value, flush); + break; + case CMD_PEAK: + ret = snd_uda1341_update_bits(clnt, data0_2, 1, 5, value, flush); + break; + case CMD_DEEMP: + ret = snd_uda1341_update_bits(clnt, data0_2, 3, 3, value, flush); + break; + case CMD_MUTE: + ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, value, flush); + break; + case CMD_FILTER: + ret = snd_uda1341_update_bits(clnt, data0_2, 3, 0, value, flush); + break; + case CMD_CH1: + ret = snd_uda1341_update_bits(clnt, ext0, 31, 0, value, flush); + break; + case CMD_CH2: + ret = snd_uda1341_update_bits(clnt, ext1, 31, 0, value, flush); + break; + case CMD_MIC: + ret = snd_uda1341_update_bits(clnt, ext2, 7, 2, value, flush); + break; + case CMD_MIXER: + ret = snd_uda1341_update_bits(clnt, ext2, 3, 0, value, flush); + break; + case CMD_AGC: + ret = snd_uda1341_update_bits(clnt, ext4, 1, 4, value, flush); + break; + case CMD_IG: + ret = snd_uda1341_update_bits(clnt, ext4, 3, 0, value & 0x3, flush); + ret = snd_uda1341_update_bits(clnt, ext5, 31, 0, value >> 2, flush); + break; + case CMD_AGC_TIME: + ret = snd_uda1341_update_bits(clnt, ext6, 7, 2, value, flush); + break; + case CMD_AGC_LEVEL: + ret = snd_uda1341_update_bits(clnt, ext6, 3, 0, value, flush); + break; +#ifdef CONFIG_PM + case CMD_SUSPEND: + for (reg = stat0; reg < uda1341_reg_last; reg++) + uda->suspend_regs[reg] = uda->regs[reg]; + for (reg = 0; reg < CMD_LAST; reg++) + uda->suspend_cfg[reg] = uda->cfg[reg]; + break; + case CMD_RESUME: + for (reg = stat0; reg < uda1341_reg_last; reg++) + snd_uda1341_codec_write(clnt, reg, uda->suspend_regs[reg]); + for (reg = 0; reg < CMD_LAST; reg++) + uda->cfg[reg] = uda->suspend_cfg[reg]; + break; +#endif + default: + ret = -EINVAL; + break; + } + + if (!uda->active) + printk(KERN_ERR "UDA1341 codec not active!\n"); + return ret; +} + +/* }}} */ + +/* {{{ Proc interface */ + +static void snd_uda1341_proc_read(snd_info_entry_t *entry, + snd_info_buffer_t * buffer) +{ + struct l3_client *clnt = entry->private_data; + struct uda1341 *uda = clnt->driver_data; + int peak; + + peak = snd_uda1341_codec_read(clnt, UDA1341_DATA1); + if (peak < 0) + peak = 0; + + snd_iprintf(buffer, "%s\n\n", uda->card->longname); + + // for information about computed values see UDA1341TS datasheet pages 15 - 21 + snd_iprintf(buffer, "DAC power : %s\n", uda->cfg[CMD_DAC] ? "on" : "off"); + snd_iprintf(buffer, "ADC power : %s\n", uda->cfg[CMD_ADC] ? "on" : "off"); + snd_iprintf(buffer, "Clock frequency : %s\n", fs_names[uda->cfg[CMD_FS]]); + snd_iprintf(buffer, "Data format : %s\n\n", format_names[uda->cfg[CMD_FORMAT]]); + + snd_iprintf(buffer, "Filter mode : %s\n", filter_names[uda->cfg[CMD_FILTER]]); + snd_iprintf(buffer, "Mixer mode : %s\n", mixer_names[uda->cfg[CMD_MIXER]]); + snd_iprintf(buffer, "De-emphasis : %s\n", deemp_names[uda->cfg[CMD_DEEMP]]); + snd_iprintf(buffer, "Peak detection pos. : %s\n", uda->cfg[CMD_PEAK] ? "after" : "before"); + snd_iprintf(buffer, "Peak value : %s\n\n", peak_value[peak]); + + snd_iprintf(buffer, "Automatic Gain Ctrl : %s\n", uda->cfg[CMD_AGC] ? "on" : "off"); + snd_iprintf(buffer, "AGC attack time : %d ms\n", AGC_atime[uda->cfg[CMD_AGC_TIME]]); + snd_iprintf(buffer, "AGC decay time : %d ms\n", AGC_dtime[uda->cfg[CMD_AGC_TIME]]); + snd_iprintf(buffer, "AGC output level : %s dB\n\n", AGC_level[uda->cfg[CMD_AGC_LEVEL]]); + + snd_iprintf(buffer, "Mute : %s\n", uda->cfg[CMD_MUTE] ? "on" : "off"); + + if (uda->cfg[CMD_VOLUME] == 0) + snd_iprintf(buffer, "Volume : 0 dB\n"); + else if (uda->cfg[CMD_VOLUME] < 62) + snd_iprintf(buffer, "Volume : %d dB\n", -1*uda->cfg[CMD_VOLUME] +1); + else + snd_iprintf(buffer, "Volume : -INF dB\n"); + snd_iprintf(buffer, "Bass : %s\n", bass_values[uda->cfg[CMD_FILTER]][uda->cfg[CMD_BASS]]); + snd_iprintf(buffer, "Trebble : %d dB\n", uda->cfg[CMD_FILTER] ? 2*uda->cfg[CMD_TREBBLE] : 0); + snd_iprintf(buffer, "Input Gain (6dB) : %s\n", uda->cfg[CMD_IGAIN] ? "on" : "off"); + snd_iprintf(buffer, "Output Gain (6dB) : %s\n", uda->cfg[CMD_OGAIN] ? "on" : "off"); + snd_iprintf(buffer, "Mic sensitivity : %s\n", mic_sens_value[uda->cfg[CMD_MIC]]); + + + if(uda->cfg[CMD_CH1] < 31) + snd_iprintf(buffer, "Mixer gain channel 1: -%d.%c dB\n", + ((uda->cfg[CMD_CH1] >> 1) * 3) + (uda->cfg[CMD_CH1] & 1), + uda->cfg[CMD_CH1] & 1 ? '5' : '0'); + else + snd_iprintf(buffer, "Mixer gain channel 1: -INF dB\n"); + if(uda->cfg[CMD_CH2] < 31) + snd_iprintf(buffer, "Mixer gain channel 2: -%d.%c dB\n", + ((uda->cfg[CMD_CH2] >> 1) * 3) + (uda->cfg[CMD_CH2] & 1), + uda->cfg[CMD_CH2] & 1 ? '5' : '0'); + else + snd_iprintf(buffer, "Mixer gain channel 2: -INF dB\n"); + + if(uda->cfg[CMD_IG] > 5) + snd_iprintf(buffer, "Input Amp. Gain ch 2: %d.%c dB\n", + (uda->cfg[CMD_IG] >> 1) -3, uda->cfg[CMD_IG] & 1 ? '5' : '0'); + else + snd_iprintf(buffer, "Input Amp. Gain ch 2: %s dB\n", ig_small_value[uda->cfg[CMD_IG]]); +} + +static void snd_uda1341_proc_regs_read(snd_info_entry_t *entry, + snd_info_buffer_t * buffer) +{ + struct l3_client *clnt = entry->private_data; + struct uda1341 *uda = clnt->driver_data; + int reg; + char buf[12]; + + spin_lock(&uda->reg_lock); + for (reg = 0; reg < uda1341_reg_last; reg ++) { + if (reg == empty) + continue; + int2str_bin8(uda->regs[reg], buf); + snd_iprintf(buffer, "%s = %s\n", uda1341_reg_names[reg], buf); + } + + int2str_bin8(snd_uda1341_codec_read(clnt, UDA1341_DATA1), buf); + snd_iprintf(buffer, "DATA1 = %s\n", buf); + + spin_unlock(&uda->reg_lock); +} + +static void __devinit snd_uda1341_proc_init(snd_card_t *card, struct l3_client *clnt) +{ + snd_info_entry_t *entry; + + if (! snd_card_proc_new(card, "uda1341", &entry)) + snd_info_set_text_ops(entry, clnt, 1024, snd_uda1341_proc_read); + if (! snd_card_proc_new(card, "uda1341-regs", &entry)) + snd_info_set_text_ops(entry, clnt, 1024, snd_uda1341_proc_regs_read); +} + +/* }}} */ + +/* {{{ Mixer controls setting */ + +/* {{{ UDA1341 single functions */ + +#define UDA1341_SINGLE(xname, where, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_single, \ + .get = snd_uda1341_get_single, .put = snd_uda1341_put_single, \ + .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \ +} + +static int snd_uda1341_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int mask = (kcontrol->private_value >> 12) & 63; + + uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_uda1341_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + int mask = (kcontrol->private_value >> 12) & 63; + int invert = (kcontrol->private_value >> 18) & 1; + + ucontrol->value.integer.value[0] = uda->cfg[where]; + if (invert) + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + + return 0; +} + +static int snd_uda1341_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + int reg = (kcontrol->private_value >> 5) & 15; + int shift = (kcontrol->private_value >> 9) & 7; + int mask = (kcontrol->private_value >> 12) & 63; + int invert = (kcontrol->private_value >> 18) & 1; + unsigned short val; + + val = (ucontrol->value.integer.value[0] & mask); + if (invert) + val = mask - val; + + uda->cfg[where] = val; + return snd_uda1341_update_bits(clnt, reg, mask, shift, val, FLUSH); +} + +/* }}} */ + +/* {{{ UDA1341 enum functions */ + +#define UDA1341_ENUM(xname, where, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_enum, \ + .get = snd_uda1341_get_enum, .put = snd_uda1341_put_enum, \ + .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \ +} + +static int snd_uda1341_info_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int where = kcontrol->private_value & 31; + const char **texts; + + // this register we don't handle this way + if (!uda1341_enum_items[where]) + return -EINVAL; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = uda1341_enum_items[where]; + + if (uinfo->value.enumerated.item >= uda1341_enum_items[where]) + uinfo->value.enumerated.item = uda1341_enum_items[where] - 1; + + texts = uda1341_enum_names[where]; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_uda1341_get_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + + ucontrol->value.enumerated.item[0] = uda->cfg[where]; + return 0; +} + +static int snd_uda1341_put_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + int reg = (kcontrol->private_value >> 5) & 15; + int shift = (kcontrol->private_value >> 9) & 7; + int mask = (kcontrol->private_value >> 12) & 63; + + uda->cfg[where] = (ucontrol->value.enumerated.item[0] & mask); + + return snd_uda1341_update_bits(clnt, reg, mask, shift, uda->cfg[where], FLUSH); +} + +/* }}} */ + +/* {{{ UDA1341 2regs functions */ + +#define UDA1341_2REGS(xname, where, reg_1, reg_2, shift_1, shift_2, mask_1, mask_2, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_uda1341_info_2regs, \ + .get = snd_uda1341_get_2regs, .put = snd_uda1341_put_2regs, \ + .private_value = where | (reg_1 << 5) | (reg_2 << 9) | (shift_1 << 13) | (shift_2 << 16) | \ + (mask_1 << 19) | (mask_2 << 25) | (invert << 31) \ +} + + +static int snd_uda1341_info_2regs(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int mask_1 = (kcontrol->private_value >> 19) & 63; + int mask_2 = (kcontrol->private_value >> 25) & 63; + int mask; + + mask = (mask_2 + 1) * (mask_1 + 1) - 1; + uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_uda1341_get_2regs(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + int mask_1 = (kcontrol->private_value >> 19) & 63; + int mask_2 = (kcontrol->private_value >> 25) & 63; + int invert = (kcontrol->private_value >> 31) & 1; + int mask; + + mask = (mask_2 + 1) * (mask_1 + 1) - 1; + + ucontrol->value.integer.value[0] = uda->cfg[where]; + if (invert) + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + return 0; +} + +static int snd_uda1341_put_2regs(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + struct l3_client *clnt = snd_kcontrol_chip(kcontrol); + uda1341_t *uda = clnt->driver_data; + int where = kcontrol->private_value & 31; + int reg_1 = (kcontrol->private_value >> 5) & 15; + int reg_2 = (kcontrol->private_value >> 9) & 15; + int shift_1 = (kcontrol->private_value >> 13) & 7; + int shift_2 = (kcontrol->private_value >> 16) & 7; + int mask_1 = (kcontrol->private_value >> 19) & 63; + int mask_2 = (kcontrol->private_value >> 25) & 63; + int invert = (kcontrol->private_value >> 31) & 1; + int mask; + unsigned short val1, val2, val; + + val = ucontrol->value.integer.value[0]; + + mask = (mask_2 + 1) * (mask_1 + 1) - 1; + + val1 = val & mask_1; + val2 = (val / (mask_1 + 1)) & mask_2; + + if (invert) { + val1 = mask_1 - val1; + val2 = mask_2 - val2; + } + + uda->cfg[where] = invert ? mask - val : val; + + //FIXME - return value + snd_uda1341_update_bits(clnt, reg_1, mask_1, shift_1, val1, FLUSH); + return snd_uda1341_update_bits(clnt, reg_2, mask_2, shift_2, val2, FLUSH); +} + +/* }}} */ + +static snd_kcontrol_new_t snd_uda1341_controls[] = { + UDA1341_SINGLE("Master Playback Switch", CMD_MUTE, data0_2, 2, 1, 1), + UDA1341_SINGLE("Master Playback Volume", CMD_VOLUME, data0_0, 0, 63, 1), + + UDA1341_SINGLE("Bass Playback Volume", CMD_BASS, data0_1, 2, 15, 0), + UDA1341_SINGLE("Treble Playback Volume", CMD_TREBBLE, data0_1, 0, 3, 0), + + UDA1341_SINGLE("Input Gain Switch", CMD_IGAIN, stat1, 5, 1, 0), + UDA1341_SINGLE("Output Gain Switch", CMD_OGAIN, stat1, 6, 1, 0), + + UDA1341_SINGLE("Mixer Gain Channel 1 Volume", CMD_CH1, ext0, 0, 31, 1), + UDA1341_SINGLE("Mixer Gain Channel 2 Volume", CMD_CH2, ext1, 0, 31, 1), + + UDA1341_SINGLE("Mic Sensitivity Volume", CMD_MIC, ext2, 2, 7, 0), + + UDA1341_SINGLE("AGC Output Level", CMD_AGC_LEVEL, ext6, 0, 3, 0), + UDA1341_SINGLE("AGC Time Constant", CMD_AGC_TIME, ext6, 2, 7, 0), + UDA1341_SINGLE("AGC Time Constant Switch", CMD_AGC, ext4, 4, 1, 0), + + UDA1341_SINGLE("DAC Power", CMD_DAC, stat1, 0, 1, 0), + UDA1341_SINGLE("ADC Power", CMD_ADC, stat1, 1, 1, 0), + + UDA1341_ENUM("Peak detection", CMD_PEAK, data0_2, 5, 1, 0), + UDA1341_ENUM("De-emphasis", CMD_DEEMP, data0_2, 3, 3, 0), + UDA1341_ENUM("Mixer mode", CMD_MIXER, ext2, 0, 3, 0), + UDA1341_ENUM("Filter mode", CMD_FILTER, data0_2, 0, 3, 0), + + UDA1341_2REGS("Gain Input Amplifier Gain (channel 2)", CMD_IG, ext4, ext5, 0, 0, 3, 31, 0), +}; + +static void uda1341_free(struct l3_client *uda1341) +{ + l3_detach_client(uda1341); // calls kfree for driver_data (uda1341_t) + kfree(uda1341); +} + +static int uda1341_dev_free(snd_device_t *device) +{ + struct l3_client *clnt = device->device_data; + uda1341_free(clnt); + return 0; +} + +int __init snd_chip_uda1341_mixer_new(snd_card_t *card, struct l3_client **clnt) +{ + static snd_device_ops_t ops = { + .dev_free = uda1341_dev_free, + }; + struct l3_client *uda1341; + int idx, err; + + snd_assert(card != NULL, return -EINVAL); + + uda1341 = kcalloc(1, sizeof(*uda1341), GFP_KERNEL); + if (uda1341 == NULL) + return -ENOMEM; + + if ((err = l3_attach_client(uda1341, "l3-bit-sa1100-gpio", "snd-uda1341"))) { + kfree(uda1341); + return err; + } + + if ((err = snd_device_new(card, SNDRV_DEV_CODEC, uda1341, &ops)) < 0) { + l3_detach_client(uda1341); + kfree(uda1341); + return err; + } + + for (idx = 0; idx < ARRAY_SIZE(snd_uda1341_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_uda1341_controls[idx], uda1341))) < 0) + return err; + } + + *clnt = uda1341; + strcpy(card->mixername, "UDA1341TS Mixer"); + ((uda1341_t *)uda1341->driver_data)->card = card; + + snd_uda1341_proc_init(card, uda1341); + + return 0; +} + +/* }}} */ + +/* {{{ L3 operations */ + +static int uda1341_attach(struct l3_client *clnt) +{ + struct uda1341 *uda; + + uda = kcalloc(1, sizeof(*uda), 0, GFP_KERNEL); + if (!uda) + return -ENOMEM; + + /* init fixed parts of my copy of registers */ + uda->regs[stat0] = STAT0; + uda->regs[stat1] = STAT1; + + uda->regs[data0_0] = DATA0_0; + uda->regs[data0_1] = DATA0_1; + uda->regs[data0_2] = DATA0_2; + + uda->write = snd_uda1341_codec_write; + uda->read = snd_uda1341_codec_read; + + spin_lock_init(&uda->reg_lock); + + clnt->driver_data = uda; + return 0; +} + +static void uda1341_detach(struct l3_client *clnt) +{ + kfree(clnt->driver_data); +} + +static int +uda1341_command(struct l3_client *clnt, int cmd, void *arg) +{ + if (cmd != CMD_READ_REG) + return snd_uda1341_cfg_write(clnt, cmd, (int) arg, FLUSH); + + return snd_uda1341_codec_read(clnt, (int) arg); +} + +static int uda1341_open(struct l3_client *clnt) +{ + struct uda1341 *uda = clnt->driver_data; + + uda->active = 1; + + /* init default configuration */ + snd_uda1341_cfg_write(clnt, CMD_RESET, 0, REGS_ONLY); + snd_uda1341_cfg_write(clnt, CMD_FS, F256, FLUSH); // unknown state after reset + snd_uda1341_cfg_write(clnt, CMD_FORMAT, LSB16, FLUSH); // unknown state after reset + snd_uda1341_cfg_write(clnt, CMD_OGAIN, ON, FLUSH); // default off after reset + snd_uda1341_cfg_write(clnt, CMD_IGAIN, ON, FLUSH); // default off after reset + snd_uda1341_cfg_write(clnt, CMD_DAC, ON, FLUSH); // ??? default value after reset + snd_uda1341_cfg_write(clnt, CMD_ADC, ON, FLUSH); // ??? default value after reset + snd_uda1341_cfg_write(clnt, CMD_VOLUME, 20, FLUSH); // default 0dB after reset + snd_uda1341_cfg_write(clnt, CMD_BASS, 0, REGS_ONLY); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_TREBBLE, 0, REGS_ONLY); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_PEAK, AFTER, REGS_ONLY);// default value after reset + snd_uda1341_cfg_write(clnt, CMD_DEEMP, NONE, REGS_ONLY);// default value after reset + //at this moment should be QMUTED by h3600_audio_init + snd_uda1341_cfg_write(clnt, CMD_MUTE, OFF, REGS_ONLY); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_FILTER, MAX, FLUSH); // defaul flat after reset + snd_uda1341_cfg_write(clnt, CMD_CH1, 31, FLUSH); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_CH2, 4, FLUSH); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_MIC, 4, FLUSH); // default 0dB after reset + snd_uda1341_cfg_write(clnt, CMD_MIXER, MIXER, FLUSH); // default doub.dif.mode + snd_uda1341_cfg_write(clnt, CMD_AGC, OFF, FLUSH); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_IG, 0, FLUSH); // unknown state after reset + snd_uda1341_cfg_write(clnt, CMD_AGC_TIME, 0, FLUSH); // default value after reset + snd_uda1341_cfg_write(clnt, CMD_AGC_LEVEL, 0, FLUSH); // default value after reset + + return 0; +} + +static void uda1341_close(struct l3_client *clnt) +{ + struct uda1341 *uda = clnt->driver_data; + + uda->active = 0; +} + +/* }}} */ + +/* {{{ Module and L3 initialization */ + +static struct l3_ops uda1341_ops = { + .open = uda1341_open, + .command = uda1341_command, + .close = uda1341_close, +}; + +static struct l3_driver uda1341_driver = { + .name = UDA1341_ALSA_NAME, + .attach_client = uda1341_attach, + .detach_client = uda1341_detach, + .ops = &uda1341_ops, + .owner = THIS_MODULE, +}; + +static int __init uda1341_init(void) +{ + return l3_add_driver(&uda1341_driver); +} + +static void __exit uda1341_exit(void) +{ + l3_del_driver(&uda1341_driver); +} + +module_init(uda1341_init); +module_exit(uda1341_exit); + +MODULE_AUTHOR("Tomas Kasparek <tomas.kasparek@seznam.cz>"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Philips UDA1341 CODEC driver for ALSA"); +MODULE_SUPPORTED_DEVICE("{{UDA1341,UDA1341TS}}"); + +EXPORT_SYMBOL(snd_chip_uda1341_mixer_new); + +/* }}} */ + +/* + * Local variables: + * indent-tabs-mode: t + * End: + */ diff --git a/sound/i2c/other/Makefile b/sound/i2c/other/Makefile new file mode 100644 index 0000000..2fe023ef --- /dev/null +++ b/sound/i2c/other/Makefile @@ -0,0 +1,16 @@ +# +# Makefile for ALSA +# Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz> +# + +snd-ak4114-objs := ak4114.o +snd-ak4117-objs := ak4117.o +snd-ak4xxx-adda-objs := ak4xxx-adda.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_FM801_TEA575X) += snd-tea575x-tuner.o diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c new file mode 100644 index 0000000..f5e6018 --- /dev/null +++ b/sound/i2c/other/ak4114.c @@ -0,0 +1,580 @@ +/* + * Routines for control of the AK4114 via I2C and 4-wire serial interface + * IEC958 (S/PDIF) receiver by Asahi Kasei + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * + * + * 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 <linux/slab.h> +#include <linux/delay.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/ak4114.h> +#include <sound/asoundef.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("AK4114 IEC958 (S/PDIF) receiver by Asahi Kasei"); +MODULE_LICENSE("GPL"); + +#define AK4114_ADDR 0x00 /* fixed address */ + +static void ak4114_stats(void *); + +static void reg_write(ak4114_t *ak4114, unsigned char reg, unsigned char val) +{ + ak4114->write(ak4114->private_data, reg, val); + if (reg <= AK4114_REG_INT1_MASK) + ak4114->regmap[reg] = val; + else if (reg >= AK4114_REG_RXCSB0 && reg <= AK4114_REG_TXCSB4) + ak4114->txcsb[reg-AK4114_REG_RXCSB0] = val; +} + +static inline unsigned char reg_read(ak4114_t *ak4114, unsigned char reg) +{ + return ak4114->read(ak4114->private_data, reg); +} + +#if 0 +static void reg_dump(ak4114_t *ak4114) +{ + int i; + + printk("AK4114 REG DUMP:\n"); + for (i = 0; i < 0x20; i++) + printk("reg[%02x] = %02x (%02x)\n", i, reg_read(ak4114, i), i < sizeof(ak4114->regmap) ? ak4114->regmap[i] : 0); +} +#endif + +static void snd_ak4114_free(ak4114_t *chip) +{ + chip->init = 1; /* don't schedule new work */ + mb(); + if (chip->workqueue != NULL) { + flush_workqueue(chip->workqueue); + destroy_workqueue(chip->workqueue); + } + kfree(chip); +} + +static int snd_ak4114_dev_free(snd_device_t *device) +{ + ak4114_t *chip = device->device_data; + snd_ak4114_free(chip); + return 0; +} + +int snd_ak4114_create(snd_card_t *card, + ak4114_read_t *read, ak4114_write_t *write, + unsigned char pgm[7], unsigned char txcsb[5], + void *private_data, ak4114_t **r_ak4114) +{ + ak4114_t *chip; + int err = 0; + unsigned char reg; + static snd_device_ops_t ops = { + .dev_free = snd_ak4114_dev_free, + }; + + chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); + if (chip == NULL) + return -ENOMEM; + spin_lock_init(&chip->lock); + chip->card = card; + chip->read = read; + chip->write = write; + chip->private_data = private_data; + + for (reg = 0; reg < 7; reg++) + chip->regmap[reg] = pgm[reg]; + for (reg = 0; reg < 5; reg++) + chip->txcsb[reg] = txcsb[reg]; + + chip->workqueue = create_workqueue("snd-ak4114"); + if (chip->workqueue == NULL) { + kfree(chip); + return -ENOMEM; + } + + snd_ak4114_reinit(chip); + + chip->rcs0 = reg_read(chip, AK4114_REG_RCS0) & ~(AK4114_QINT | AK4114_CINT); + chip->rcs1 = reg_read(chip, AK4114_REG_RCS1); + + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) + goto __fail; + + if (r_ak4114) + *r_ak4114 = chip; + return 0; + + __fail: + snd_ak4114_free(chip); + return err < 0 ? err : -EIO; +} + +void snd_ak4114_reg_write(ak4114_t *chip, unsigned char reg, unsigned char mask, unsigned char val) +{ + if (reg <= AK4114_REG_INT1_MASK) + reg_write(chip, reg, (chip->regmap[reg] & ~mask) | val); + else if (reg >= AK4114_REG_TXCSB0 && reg <= AK4114_REG_TXCSB4) + reg_write(chip, reg, (chip->txcsb[reg] & ~mask) | val); +} + +void snd_ak4114_reinit(ak4114_t *chip) +{ + unsigned char old = chip->regmap[AK4114_REG_PWRDN], reg; + + chip->init = 1; + mb(); + flush_workqueue(chip->workqueue); + /* bring the chip to reset state and powerdown state */ + reg_write(chip, AK4114_REG_PWRDN, old & ~(AK4114_RST|AK4114_PWN)); + udelay(200); + /* release reset, but leave powerdown */ + reg_write(chip, AK4114_REG_PWRDN, (old | AK4114_RST) & ~AK4114_PWN); + udelay(200); + for (reg = 1; reg < 7; reg++) + reg_write(chip, reg, chip->regmap[reg]); + for (reg = 0; reg < 5; reg++) + reg_write(chip, reg + AK4114_REG_TXCSB0, chip->txcsb[reg]); + /* release powerdown, everything is initialized now */ + reg_write(chip, AK4114_REG_PWRDN, old | AK4114_RST | AK4114_PWN); + /* bring up statistics / event queing */ + chip->init = 0; + INIT_WORK(&chip->work, ak4114_stats, chip); + queue_delayed_work(chip->workqueue, &chip->work, HZ / 10); +} + +static unsigned int external_rate(unsigned char rcs1) +{ + switch (rcs1 & (AK4114_FS0|AK4114_FS1|AK4114_FS2|AK4114_FS3)) { + case AK4114_FS_32000HZ: return 32000; + case AK4114_FS_44100HZ: return 44100; + case AK4114_FS_48000HZ: return 48000; + case AK4114_FS_88200HZ: return 88200; + case AK4114_FS_96000HZ: return 96000; + case AK4114_FS_176400HZ: return 176400; + case AK4114_FS_192000HZ: return 192000; + default: return 0; + } +} + +static int snd_ak4114_in_error_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = LONG_MAX; + return 0; +} + +static int snd_ak4114_in_error_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + long *ptr; + + spin_lock_irq(&chip->lock); + ptr = (long *)(((char *)chip) + kcontrol->private_value); + ucontrol->value.integer.value[0] = *ptr; + *ptr = 0; + spin_unlock_irq(&chip->lock); + return 0; +} + +static int snd_ak4114_in_bit_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *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 snd_ak4114_in_bit_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned char reg = kcontrol->private_value & 0xff; + unsigned char bit = (kcontrol->private_value >> 8) & 0xff; + unsigned char inv = (kcontrol->private_value >> 31) & 1; + + ucontrol->value.integer.value[0] = ((reg_read(chip, reg) & (1 << bit)) ? 1 : 0) ^ inv; + return 0; +} + +static int snd_ak4114_rate_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 192000; + return 0; +} + +static int snd_ak4114_rate_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4114_REG_RCS1)); + return 0; +} + +static int snd_ak4114_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_ak4114_spdif_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4114_REG_RXCSB_SIZE; i++) + ucontrol->value.iec958.status[i] = reg_read(chip, AK4114_REG_RXCSB0 + i); + return 0; +} + +static int snd_ak4114_spdif_playback_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4114_REG_TXCSB_SIZE; i++) + ucontrol->value.iec958.status[i] = chip->txcsb[i]; + return 0; +} + +static int snd_ak4114_spdif_playback_put(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4114_REG_TXCSB_SIZE; i++) + reg_write(chip, AK4114_REG_TXCSB0 + i, ucontrol->value.iec958.status[i]); + return 0; +} + +static int snd_ak4114_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_ak4114_spdif_mask_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + memset(ucontrol->value.iec958.status, 0xff, AK4114_REG_RXCSB_SIZE); + return 0; +} + +static int snd_ak4114_spdif_pinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 0xffff; + uinfo->count = 4; + return 0; +} + +static int snd_ak4114_spdif_pget(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned short tmp; + + ucontrol->value.integer.value[0] = 0xf8f2; + ucontrol->value.integer.value[1] = 0x4e1f; + tmp = reg_read(chip, AK4114_REG_Pc0) | (reg_read(chip, AK4114_REG_Pc1) << 8); + ucontrol->value.integer.value[2] = tmp; + tmp = reg_read(chip, AK4114_REG_Pd0) | (reg_read(chip, AK4114_REG_Pd1) << 8); + ucontrol->value.integer.value[3] = tmp; + return 0; +} + +static int snd_ak4114_spdif_qinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; + uinfo->count = AK4114_REG_QSUB_SIZE; + return 0; +} + +static int snd_ak4114_spdif_qget(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4114_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4114_REG_QSUB_SIZE; i++) + ucontrol->value.bytes.data[i] = reg_read(chip, AK4114_REG_QSUB_ADDR + i); + return 0; +} + +/* Don't forget to change AK4114_CONTROLS define!!! */ +static snd_kcontrol_new_t snd_ak4114_iec958_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Parity Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_error_info, + .get = snd_ak4114_in_error_get, + .private_value = offsetof(ak4114_t, parity_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 V-Bit Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_error_info, + .get = snd_ak4114_in_error_get, + .private_value = offsetof(ak4114_t, v_bit_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 C-CRC Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_error_info, + .get = snd_ak4114_in_error_get, + .private_value = offsetof(ak4114_t, ccrc_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Q-CRC Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_error_info, + .get = snd_ak4114_in_error_get, + .private_value = offsetof(ak4114_t, qcrc_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 External Rate", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_rate_info, + .get = snd_ak4114_rate_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = snd_ak4114_spdif_mask_info, + .get = snd_ak4114_spdif_mask_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_spdif_info, + .get = snd_ak4114_spdif_playback_get, + .put = snd_ak4114_spdif_playback_put, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK), + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = snd_ak4114_spdif_mask_info, + .get = snd_ak4114_spdif_mask_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT), + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_spdif_info, + .get = snd_ak4114_spdif_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Preample Capture Default", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_spdif_pinfo, + .get = snd_ak4114_spdif_pget, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Q-subcode Capture Default", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_spdif_qinfo, + .get = snd_ak4114_spdif_qget, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Audio", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_bit_info, + .get = snd_ak4114_in_bit_get, + .private_value = (1<<31) | (1<<8) | AK4114_REG_RCS0, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Non-PCM Bitstream", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_bit_info, + .get = snd_ak4114_in_bit_get, + .private_value = (6<<8) | AK4114_REG_RCS1, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 DTS Bitstream", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4114_in_bit_info, + .get = snd_ak4114_in_bit_get, + .private_value = (3<<8) | AK4114_REG_RCS1, +} +}; + +int snd_ak4114_build(ak4114_t *ak4114, + snd_pcm_substream_t *ply_substream, + snd_pcm_substream_t *cap_substream) +{ + snd_kcontrol_t *kctl; + unsigned int idx; + int err; + + snd_assert(cap_substream, return -EINVAL); + ak4114->playback_substream = ply_substream; + ak4114->capture_substream = cap_substream; + for (idx = 0; idx < AK4114_CONTROLS; idx++) { + kctl = snd_ctl_new1(&snd_ak4114_iec958_controls[idx], ak4114); + if (kctl == NULL) + return -ENOMEM; + if (!strstr(kctl->id.name, "Playback")) { + if (ply_substream == NULL) { + snd_ctl_free_one(kctl); + ak4114->kctls[idx] = NULL; + continue; + } + kctl->id.device = ply_substream->pcm->device; + kctl->id.subdevice = ply_substream->number; + } else { + kctl->id.device = cap_substream->pcm->device; + kctl->id.subdevice = cap_substream->number; + } + err = snd_ctl_add(ak4114->card, kctl); + if (err < 0) + return err; + ak4114->kctls[idx] = kctl; + } + return 0; +} + +int snd_ak4114_external_rate(ak4114_t *ak4114) +{ + unsigned char rcs1; + + rcs1 = reg_read(ak4114, AK4114_REG_RCS1); + return external_rate(rcs1); +} + +int snd_ak4114_check_rate_and_errors(ak4114_t *ak4114, unsigned int flags) +{ + snd_pcm_runtime_t *runtime = ak4114->capture_substream ? ak4114->capture_substream->runtime : NULL; + unsigned long _flags; + int res = 0; + unsigned char rcs0, rcs1; + unsigned char c0, c1; + + rcs1 = reg_read(ak4114, AK4114_REG_RCS1); + if (flags & AK4114_CHECK_NO_STAT) + goto __rate; + rcs0 = reg_read(ak4114, AK4114_REG_RCS0); + spin_lock_irqsave(&ak4114->lock, _flags); + if (rcs0 & AK4114_PAR) + ak4114->parity_errors++; + if (rcs1 & AK4114_V) + ak4114->v_bit_errors++; + if (rcs1 & AK4114_CCRC) + ak4114->ccrc_errors++; + if (rcs1 & AK4114_QCRC) + ak4114->qcrc_errors++; + c0 = (ak4114->rcs0 & (AK4114_QINT | AK4114_CINT | AK4114_PEM | AK4114_AUDION | AK4114_AUTO | AK4114_UNLCK)) ^ + (rcs0 & (AK4114_QINT | AK4114_CINT | AK4114_PEM | AK4114_AUDION | AK4114_AUTO | AK4114_UNLCK)); + c1 = (ak4114->rcs1 & 0xf0) ^ (rcs1 & 0xf0); + ak4114->rcs0 = rcs0 & ~(AK4114_QINT | AK4114_CINT); + ak4114->rcs1 = rcs1; + spin_unlock_irqrestore(&ak4114->lock, _flags); + + if (rcs0 & AK4114_PAR) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[0]->id); + if (rcs0 & AK4114_V) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[1]->id); + if (rcs1 & AK4114_CCRC) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[2]->id); + if (rcs1 & AK4114_QCRC) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[3]->id); + + /* rate change */ + if (c1 & 0xf0) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[4]->id); + + if ((c0 & AK4114_PEM) | (c0 & AK4114_CINT)) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[9]->id); + if (c0 & AK4114_QINT) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[10]->id); + + if (c0 & AK4114_AUDION) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[11]->id); + if (c0 & AK4114_AUTO) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[12]->id); + if (c0 & AK4114_DTSCD) + snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[13]->id); + + if (ak4114->change_callback && (c0 | c1) != 0) + ak4114->change_callback(ak4114, c0, c1); + + __rate: + /* compare rate */ + res = external_rate(rcs1); + if (!(flags & AK4114_CHECK_NO_RATE) && runtime && runtime->rate != res) { + snd_pcm_stream_lock_irqsave(ak4114->capture_substream, _flags); + if (snd_pcm_running(ak4114->capture_substream)) { + // printk("rate changed (%i <- %i)\n", runtime->rate, res); + snd_pcm_stop(ak4114->capture_substream, SNDRV_PCM_STATE_DRAINING); + wake_up(&runtime->sleep); + res = 1; + } + snd_pcm_stream_unlock_irqrestore(ak4114->capture_substream, _flags); + } + return res; +} + +static void ak4114_stats(void *data) +{ + ak4114_t *chip = (ak4114_t *)data; + + if (chip->init) + return; + snd_ak4114_check_rate_and_errors(chip, 0); + queue_delayed_work(chip->workqueue, &chip->work, HZ / 10); +} + +EXPORT_SYMBOL(snd_ak4114_create); +EXPORT_SYMBOL(snd_ak4114_reg_write); +EXPORT_SYMBOL(snd_ak4114_reinit); +EXPORT_SYMBOL(snd_ak4114_build); +EXPORT_SYMBOL(snd_ak4114_external_rate); +EXPORT_SYMBOL(snd_ak4114_check_rate_and_errors); diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c new file mode 100644 index 0000000..0419c433 --- /dev/null +++ b/sound/i2c/other/ak4117.c @@ -0,0 +1,559 @@ +/* + * Routines for control of the AK4117 via 4-wire serial interface + * IEC958 (S/PDIF) receiver by Asahi Kasei + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * + * + * 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 <linux/slab.h> +#include <linux/delay.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/ak4117.h> +#include <sound/asoundef.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("AK4117 IEC958 (S/PDIF) receiver by Asahi Kasei"); +MODULE_LICENSE("GPL"); + +#define AK4117_ADDR 0x00 /* fixed address */ + +static void snd_ak4117_timer(unsigned long data); + +static void reg_write(ak4117_t *ak4117, unsigned char reg, unsigned char val) +{ + ak4117->write(ak4117->private_data, reg, val); + if (reg < sizeof(ak4117->regmap)) + ak4117->regmap[reg] = val; +} + +static inline unsigned char reg_read(ak4117_t *ak4117, unsigned char reg) +{ + return ak4117->read(ak4117->private_data, reg); +} + +#if 0 +static void reg_dump(ak4117_t *ak4117) +{ + int i; + + printk("AK4117 REG DUMP:\n"); + for (i = 0; i < 0x1b; i++) + printk("reg[%02x] = %02x (%02x)\n", i, reg_read(ak4117, i), i < sizeof(ak4117->regmap) ? ak4117->regmap[i] : 0); +} +#endif + +static void snd_ak4117_free(ak4117_t *chip) +{ + del_timer(&chip->timer); + kfree(chip); +} + +static int snd_ak4117_dev_free(snd_device_t *device) +{ + ak4117_t *chip = device->device_data; + snd_ak4117_free(chip); + return 0; +} + +int snd_ak4117_create(snd_card_t *card, ak4117_read_t *read, ak4117_write_t *write, + unsigned char pgm[5], void *private_data, ak4117_t **r_ak4117) +{ + ak4117_t *chip; + int err = 0; + unsigned char reg; + static snd_device_ops_t ops = { + .dev_free = snd_ak4117_dev_free, + }; + + chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); + if (chip == NULL) + return -ENOMEM; + spin_lock_init(&chip->lock); + chip->card = card; + chip->read = read; + chip->write = write; + chip->private_data = private_data; + init_timer(&chip->timer); + chip->timer.data = (unsigned long)chip; + chip->timer.function = snd_ak4117_timer; + + for (reg = 0; reg < 5; reg++) + chip->regmap[reg] = pgm[reg]; + snd_ak4117_reinit(chip); + + chip->rcs0 = reg_read(chip, AK4117_REG_RCS0) & ~(AK4117_QINT | AK4117_CINT | AK4117_STC); + chip->rcs1 = reg_read(chip, AK4117_REG_RCS1); + chip->rcs2 = reg_read(chip, AK4117_REG_RCS2); + + if ((err = snd_device_new(card, SNDRV_DEV_CODEC, chip, &ops)) < 0) + goto __fail; + + if (r_ak4117) + *r_ak4117 = chip; + return 0; + + __fail: + snd_ak4117_free(chip); + return err < 0 ? err : -EIO; +} + +void snd_ak4117_reg_write(ak4117_t *chip, unsigned char reg, unsigned char mask, unsigned char val) +{ + if (reg >= 5) + return; + reg_write(chip, reg, (chip->regmap[reg] & ~mask) | val); +} + +void snd_ak4117_reinit(ak4117_t *chip) +{ + unsigned char old = chip->regmap[AK4117_REG_PWRDN], reg; + + del_timer(&chip->timer); + chip->init = 1; + /* bring the chip to reset state and powerdown state */ + reg_write(chip, AK4117_REG_PWRDN, 0); + udelay(200); + /* release reset, but leave powerdown */ + reg_write(chip, AK4117_REG_PWRDN, (old | AK4117_RST) & ~AK4117_PWN); + udelay(200); + for (reg = 1; reg < 5; reg++) + reg_write(chip, reg, chip->regmap[reg]); + /* release powerdown, everything is initialized now */ + reg_write(chip, AK4117_REG_PWRDN, old | AK4117_RST | AK4117_PWN); + chip->init = 0; + chip->timer.expires = 1 + jiffies; + add_timer(&chip->timer); +} + +static unsigned int external_rate(unsigned char rcs1) +{ + switch (rcs1 & (AK4117_FS0|AK4117_FS1|AK4117_FS2|AK4117_FS3)) { + case AK4117_FS_32000HZ: return 32000; + case AK4117_FS_44100HZ: return 44100; + case AK4117_FS_48000HZ: return 48000; + case AK4117_FS_88200HZ: return 88200; + case AK4117_FS_96000HZ: return 96000; + case AK4117_FS_176400HZ: return 176400; + case AK4117_FS_192000HZ: return 192000; + default: return 0; + } +} + +static int snd_ak4117_in_error_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = LONG_MAX; + return 0; +} + +static int snd_ak4117_in_error_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + long *ptr; + + spin_lock_irq(&chip->lock); + ptr = (long *)(((char *)chip) + kcontrol->private_value); + ucontrol->value.integer.value[0] = *ptr; + *ptr = 0; + spin_unlock_irq(&chip->lock); + return 0; +} + +static int snd_ak4117_in_bit_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *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 snd_ak4117_in_bit_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + unsigned char reg = kcontrol->private_value & 0xff; + unsigned char bit = (kcontrol->private_value >> 8) & 0xff; + unsigned char inv = (kcontrol->private_value >> 31) & 1; + + ucontrol->value.integer.value[0] = ((reg_read(chip, reg) & (1 << bit)) ? 1 : 0) ^ inv; + return 0; +} + +static int snd_ak4117_rx_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int snd_ak4117_rx_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = (chip->regmap[AK4117_REG_IO] & AK4117_IPS) ? 1 : 0; + return 0; +} + +static int snd_ak4117_rx_put(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + int change; + u8 old_val; + + spin_lock_irq(&chip->lock); + old_val = chip->regmap[AK4117_REG_IO]; + change = !!ucontrol->value.integer.value[0] != ((old_val & AK4117_IPS) ? 1 : 0); + if (change) + reg_write(chip, AK4117_REG_IO, (old_val & ~AK4117_IPS) | (ucontrol->value.integer.value[0] ? AK4117_IPS : 0)); + spin_unlock_irq(&chip->lock); + return change; +} + +static int snd_ak4117_rate_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 192000; + return 0; +} + +static int snd_ak4117_rate_get(snd_kcontrol_t *kcontrol, + snd_ctl_elem_value_t *ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4117_REG_RCS1)); + return 0; +} + +static int snd_ak4117_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_ak4117_spdif_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4117_REG_RXCSB_SIZE; i++) + ucontrol->value.iec958.status[i] = reg_read(chip, AK4117_REG_RXCSB0 + i); + return 0; +} + +static int snd_ak4117_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_ak4117_spdif_mask_get(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + memset(ucontrol->value.iec958.status, 0xff, AK4117_REG_RXCSB_SIZE); + return 0; +} + +static int snd_ak4117_spdif_pinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 0xffff; + uinfo->count = 4; + return 0; +} + +static int snd_ak4117_spdif_pget(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + unsigned short tmp; + + ucontrol->value.integer.value[0] = 0xf8f2; + ucontrol->value.integer.value[1] = 0x4e1f; + tmp = reg_read(chip, AK4117_REG_Pc0) | (reg_read(chip, AK4117_REG_Pc1) << 8); + ucontrol->value.integer.value[2] = tmp; + tmp = reg_read(chip, AK4117_REG_Pd0) | (reg_read(chip, AK4117_REG_Pd1) << 8); + ucontrol->value.integer.value[3] = tmp; + return 0; +} + +static int snd_ak4117_spdif_qinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; + uinfo->count = AK4117_REG_QSUB_SIZE; + return 0; +} + +static int snd_ak4117_spdif_qget(snd_kcontrol_t * kcontrol, + snd_ctl_elem_value_t * ucontrol) +{ + ak4117_t *chip = snd_kcontrol_chip(kcontrol); + unsigned i; + + for (i = 0; i < AK4117_REG_QSUB_SIZE; i++) + ucontrol->value.bytes.data[i] = reg_read(chip, AK4117_REG_QSUB_ADDR + i); + return 0; +} + +/* Don't forget to change AK4117_CONTROLS define!!! */ +static snd_kcontrol_new_t snd_ak4117_iec958_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Parity Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_error_info, + .get = snd_ak4117_in_error_get, + .private_value = offsetof(ak4117_t, parity_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 V-Bit Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_error_info, + .get = snd_ak4117_in_error_get, + .private_value = offsetof(ak4117_t, v_bit_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 C-CRC Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_error_info, + .get = snd_ak4117_in_error_get, + .private_value = offsetof(ak4117_t, ccrc_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Q-CRC Errors", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_error_info, + .get = snd_ak4117_in_error_get, + .private_value = offsetof(ak4117_t, qcrc_errors), +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 External Rate", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_rate_info, + .get = snd_ak4117_rate_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK), + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = snd_ak4117_spdif_mask_info, + .get = snd_ak4117_spdif_mask_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT), + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_spdif_info, + .get = snd_ak4117_spdif_get, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Preample Capture Default", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_spdif_pinfo, + .get = snd_ak4117_spdif_pget, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Q-subcode Capture Default", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_spdif_qinfo, + .get = snd_ak4117_spdif_qget, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Audio", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_bit_info, + .get = snd_ak4117_in_bit_get, + .private_value = (1<<31) | (3<<8) | AK4117_REG_RCS0, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 Non-PCM Bitstream", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_bit_info, + .get = snd_ak4117_in_bit_get, + .private_value = (5<<8) | AK4117_REG_RCS1, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 DTS Bitstream", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = snd_ak4117_in_bit_info, + .get = snd_ak4117_in_bit_get, + .private_value = (6<<8) | AK4117_REG_RCS1, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "AK4117 Input Select", + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, + .info = snd_ak4117_rx_info, + .get = snd_ak4117_rx_get, + .put = snd_ak4117_rx_put, +} +}; + +int snd_ak4117_build(ak4117_t *ak4117, snd_pcm_substream_t *cap_substream) +{ + snd_kcontrol_t *kctl; + unsigned int idx; + int err; + + snd_assert(cap_substream, return -EINVAL); + ak4117->substream = cap_substream; + for (idx = 0; idx < AK4117_CONTROLS; idx++) { + kctl = snd_ctl_new1(&snd_ak4117_iec958_controls[idx], ak4117); + if (kctl == NULL) + return -ENOMEM; + kctl->id.device = cap_substream->pcm->device; + kctl->id.subdevice = cap_substream->number; + err = snd_ctl_add(ak4117->card, kctl); + if (err < 0) + return err; + ak4117->kctls[idx] = kctl; + } + return 0; +} + +int snd_ak4117_external_rate(ak4117_t *ak4117) +{ + unsigned char rcs1; + + rcs1 = reg_read(ak4117, AK4117_REG_RCS1); + return external_rate(rcs1); +} + +int snd_ak4117_check_rate_and_errors(ak4117_t *ak4117, unsigned int flags) +{ + snd_pcm_runtime_t *runtime = ak4117->substream ? ak4117->substream->runtime : NULL; + unsigned long _flags; + int res = 0; + unsigned char rcs0, rcs1, rcs2; + unsigned char c0, c1; + + rcs1 = reg_read(ak4117, AK4117_REG_RCS1); + if (flags & AK4117_CHECK_NO_STAT) + goto __rate; + rcs0 = reg_read(ak4117, AK4117_REG_RCS0); + rcs2 = reg_read(ak4117, AK4117_REG_RCS2); + // printk("AK IRQ: rcs0 = 0x%x, rcs1 = 0x%x, rcs2 = 0x%x\n", rcs0, rcs1, rcs2); + spin_lock_irqsave(&ak4117->lock, _flags); + if (rcs0 & AK4117_PAR) + ak4117->parity_errors++; + if (rcs0 & AK4117_V) + ak4117->v_bit_errors++; + if (rcs2 & AK4117_CCRC) + ak4117->ccrc_errors++; + if (rcs2 & AK4117_QCRC) + ak4117->qcrc_errors++; + c0 = (ak4117->rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK)) ^ + (rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK)); + c1 = (ak4117->rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f)) ^ + (rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f)); + ak4117->rcs0 = rcs0 & ~(AK4117_QINT | AK4117_CINT | AK4117_STC); + ak4117->rcs1 = rcs1; + ak4117->rcs2 = rcs2; + spin_unlock_irqrestore(&ak4117->lock, _flags); + + if (rcs0 & AK4117_PAR) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[0]->id); + if (rcs0 & AK4117_V) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[1]->id); + if (rcs2 & AK4117_CCRC) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[2]->id); + if (rcs2 & AK4117_QCRC) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[3]->id); + + /* rate change */ + if (c1 & 0x0f) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[4]->id); + + if ((c1 & AK4117_PEM) | (c0 & AK4117_CINT)) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[6]->id); + if (c0 & AK4117_QINT) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[8]->id); + + if (c0 & AK4117_AUDION) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[9]->id); + if (c1 & AK4117_NPCM) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[10]->id); + if (c1 & AK4117_DTSCD) + snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[11]->id); + + if (ak4117->change_callback && (c0 | c1) != 0) + ak4117->change_callback(ak4117, c0, c1); + + __rate: + /* compare rate */ + res = external_rate(rcs1); + if (!(flags & AK4117_CHECK_NO_RATE) && runtime && runtime->rate != res) { + snd_pcm_stream_lock_irqsave(ak4117->substream, _flags); + if (snd_pcm_running(ak4117->substream)) { + // printk("rate changed (%i <- %i)\n", runtime->rate, res); + snd_pcm_stop(ak4117->substream, SNDRV_PCM_STATE_DRAINING); + wake_up(&runtime->sleep); + res = 1; + } + snd_pcm_stream_unlock_irqrestore(ak4117->substream, _flags); + } + return res; +} + +static void snd_ak4117_timer(unsigned long data) +{ + ak4117_t *chip = (ak4117_t *)data; + + if (chip->init) + return; + snd_ak4117_check_rate_and_errors(chip, 0); + chip->timer.expires = 1 + jiffies; + add_timer(&chip->timer); +} + +EXPORT_SYMBOL(snd_ak4117_create); +EXPORT_SYMBOL(snd_ak4117_reg_write); +EXPORT_SYMBOL(snd_ak4117_reinit); +EXPORT_SYMBOL(snd_ak4117_build); +EXPORT_SYMBOL(snd_ak4117_external_rate); +EXPORT_SYMBOL(snd_ak4117_check_rate_and_errors); diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c new file mode 100644 index 0000000..db2b727 --- /dev/null +++ b/sound/i2c/other/ak4xxx-adda.c @@ -0,0 +1,501 @@ +/* + * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381 + * AD and DA converters + * + * Copyright (c) 2000-2004 Jaroslav Kysela <perex@suse.cz>, + * Takashi Iwai <tiwai@suse.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 <asm/io.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/ak4xxx-adda.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>"); +MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters"); +MODULE_LICENSE("GPL"); + +void snd_akm4xxx_write(akm4xxx_t *ak, int chip, unsigned char reg, unsigned char val) +{ + ak->ops.lock(ak, chip); + ak->ops.write(ak, chip, reg, val); + + /* save the data */ + if (ak->type == SND_AK4524 || ak->type == SND_AK4528) { + if ((reg != 0x04 && reg != 0x05) || (val & 0x80) == 0) + snd_akm4xxx_set(ak, chip, reg, val); + else + snd_akm4xxx_set_ipga(ak, chip, reg, val); + } else { + /* AK4529, or else */ + snd_akm4xxx_set(ak, chip, reg, val); + } + ak->ops.unlock(ak, chip); +} + +/* + * reset the AKM codecs + * @state: 1 = reset codec, 0 = restore the registers + * + * assert the reset operation and restores the register values to the chips. + */ +void snd_akm4xxx_reset(akm4xxx_t *ak, int state) +{ + unsigned int chip; + unsigned char reg; + + switch (ak->type) { + case SND_AK4524: + case SND_AK4528: + for (chip = 0; chip < ak->num_dacs/2; chip++) { + snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03); + if (state) + continue; + /* DAC volumes */ + for (reg = 0x04; reg < (ak->type == SND_AK4528 ? 0x06 : 0x08); reg++) + snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg)); + if (ak->type == SND_AK4528) + continue; + /* IPGA */ + for (reg = 0x04; reg < 0x06; reg++) + snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get_ipga(ak, chip, reg)); + } + break; + case SND_AK4529: + /* FIXME: needed for ak4529? */ + break; + case SND_AK4355: + case SND_AK4358: + if (state) { + snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */ + return; + } + for (reg = 0x00; reg < 0x0b; reg++) + if (reg != 0x01) + snd_akm4xxx_write(ak, 0, reg, snd_akm4xxx_get(ak, 0, reg)); + snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */ + break; + case SND_AK4381: + for (chip = 0; chip < ak->num_dacs/2; chip++) { + snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f); + if (state) + continue; + for (reg = 0x01; reg < 0x05; reg++) + snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg)); + } + break; + } +} + +/* + * initialize all the ak4xxx chips + */ +void snd_akm4xxx_init(akm4xxx_t *ak) +{ + static unsigned char inits_ak4524[] = { + 0x00, 0x07, /* 0: all power up */ + 0x01, 0x00, /* 1: ADC/DAC reset */ + 0x02, 0x60, /* 2: 24bit I2S */ + 0x03, 0x19, /* 3: deemphasis off */ + 0x01, 0x03, /* 1: ADC/DAC enable */ + 0x04, 0x00, /* 4: ADC left muted */ + 0x05, 0x00, /* 5: ADC right muted */ + 0x04, 0x80, /* 4: ADC IPGA gain 0dB */ + 0x05, 0x80, /* 5: ADC IPGA gain 0dB */ + 0x06, 0x00, /* 6: DAC left muted */ + 0x07, 0x00, /* 7: DAC right muted */ + 0xff, 0xff + }; + static unsigned char inits_ak4528[] = { + 0x00, 0x07, /* 0: all power up */ + 0x01, 0x00, /* 1: ADC/DAC reset */ + 0x02, 0x60, /* 2: 24bit I2S */ + 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */ + 0x01, 0x03, /* 1: ADC/DAC enable */ + 0x04, 0x00, /* 4: ADC left muted */ + 0x05, 0x00, /* 5: ADC right muted */ + 0xff, 0xff + }; + static unsigned char inits_ak4529[] = { + 0x09, 0x01, /* 9: ATS=0, RSTN=1 */ + 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */ + 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */ + 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */ + 0x02, 0xff, /* 2: LOUT1 muted */ + 0x03, 0xff, /* 3: ROUT1 muted */ + 0x04, 0xff, /* 4: LOUT2 muted */ + 0x05, 0xff, /* 5: ROUT2 muted */ + 0x06, 0xff, /* 6: LOUT3 muted */ + 0x07, 0xff, /* 7: ROUT3 muted */ + 0x0b, 0xff, /* B: LOUT4 muted */ + 0x0c, 0xff, /* C: ROUT4 muted */ + 0x08, 0x55, /* 8: deemphasis all off */ + 0xff, 0xff + }; + static unsigned char inits_ak4355[] = { + 0x01, 0x02, /* 1: reset and soft-mute */ + 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */ + 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ + // 0x02, 0x2e, /* quad speed */ + 0x03, 0x01, /* 3: de-emphasis off */ + 0x04, 0x00, /* 4: LOUT1 volume muted */ + 0x05, 0x00, /* 5: ROUT1 volume muted */ + 0x06, 0x00, /* 6: LOUT2 volume muted */ + 0x07, 0x00, /* 7: ROUT2 volume muted */ + 0x08, 0x00, /* 8: LOUT3 volume muted */ + 0x09, 0x00, /* 9: ROUT3 volume muted */ + 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ + 0x01, 0x01, /* 1: un-reset, unmute */ + 0xff, 0xff + }; + static unsigned char inits_ak4358[] = { + 0x01, 0x02, /* 1: reset and soft-mute */ + 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */ + 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ + // 0x02, 0x2e, /* quad speed */ + 0x03, 0x01, /* 3: de-emphasis off */ + 0x04, 0x00, /* 4: LOUT1 volume muted */ + 0x05, 0x00, /* 5: ROUT1 volume muted */ + 0x06, 0x00, /* 6: LOUT2 volume muted */ + 0x07, 0x00, /* 7: ROUT2 volume muted */ + 0x08, 0x00, /* 8: LOUT3 volume muted */ + 0x09, 0x00, /* 9: ROUT3 volume muted */ + 0x0b, 0x00, /* b: LOUT4 volume muted */ + 0x0c, 0x00, /* c: ROUT4 volume muted */ + 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ + 0x01, 0x01, /* 1: un-reset, unmute */ + 0xff, 0xff + }; + static unsigned char inits_ak4381[] = { + 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */ + 0x01, 0x02, /* 1: de-emphasis off, normal speed, sharp roll-off, DZF off */ + // 0x01, 0x12, /* quad speed */ + 0x02, 0x00, /* 2: DZF disabled */ + 0x03, 0x00, /* 3: LATT 0 */ + 0x04, 0x00, /* 4: RATT 0 */ + 0x00, 0x0f, /* 0: power-up, un-reset */ + 0xff, 0xff + }; + + int chip, num_chips; + unsigned char *ptr, reg, data, *inits; + + switch (ak->type) { + case SND_AK4524: + inits = inits_ak4524; + num_chips = ak->num_dacs / 2; + break; + case SND_AK4528: + inits = inits_ak4528; + num_chips = ak->num_dacs / 2; + break; + case SND_AK4529: + inits = inits_ak4529; + num_chips = 1; + break; + case SND_AK4355: + inits = inits_ak4355; + num_chips = 1; + break; + case SND_AK4358: + inits = inits_ak4358; + num_chips = 1; + break; + case SND_AK4381: + inits = inits_ak4381; + num_chips = ak->num_dacs / 2; + break; + default: + snd_BUG(); + return; + } + + for (chip = 0; chip < num_chips; chip++) { + ptr = inits; + while (*ptr != 0xff) { + reg = *ptr++; + data = *ptr++; + snd_akm4xxx_write(ak, chip, reg, data); + } + } +} + +#define AK_GET_CHIP(val) (((val) >> 8) & 0xff) +#define AK_GET_ADDR(val) ((val) & 0xff) +#define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f) +#define AK_GET_INVERT(val) (((val) >> 23) & 1) +#define AK_GET_MASK(val) (((val) >> 24) & 0xff) +#define AK_COMPOSE(chip,addr,shift,mask) (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24)) +#define AK_INVERT (1<<23) + +static int snd_akm4xxx_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + unsigned int mask = AK_GET_MASK(kcontrol->private_value); + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_akm4xxx_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int invert = AK_GET_INVERT(kcontrol->private_value); + unsigned int mask = AK_GET_MASK(kcontrol->private_value); + unsigned char val = snd_akm4xxx_get(ak, chip, addr); + + ucontrol->value.integer.value[0] = invert ? mask - val : val; + return 0; +} + +static int snd_akm4xxx_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int invert = AK_GET_INVERT(kcontrol->private_value); + unsigned int mask = AK_GET_MASK(kcontrol->private_value); + unsigned char nval = ucontrol->value.integer.value[0] % (mask+1); + int change; + + if (invert) + nval = mask - nval; + change = snd_akm4xxx_get(ak, chip, addr) != nval; + if (change) + snd_akm4xxx_write(ak, chip, addr, nval); + return change; +} + +static int snd_akm4xxx_ipga_gain_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 36; + return 0; +} + +static int snd_akm4xxx_ipga_gain_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + ucontrol->value.integer.value[0] = snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f; + return 0; +} + +static int snd_akm4xxx_ipga_gain_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + unsigned char nval = (ucontrol->value.integer.value[0] % 37) | 0x80; + int change = snd_akm4xxx_get_ipga(ak, chip, addr) != nval; + if (change) + snd_akm4xxx_write(ak, chip, addr, nval); + return change; +} + +static int snd_akm4xxx_deemphasis_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) +{ + static char *texts[4] = { + "44.1kHz", "Off", "48kHz", "32kHz", + }; + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 4; + if (uinfo->value.enumerated.item >= 4) + uinfo->value.enumerated.item = 3; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_akm4xxx_deemphasis_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int shift = AK_GET_SHIFT(kcontrol->private_value); + ucontrol->value.enumerated.item[0] = (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3; + return 0; +} + +static int snd_akm4xxx_deemphasis_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) +{ + akm4xxx_t *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int shift = AK_GET_SHIFT(kcontrol->private_value); + unsigned char nval = ucontrol->value.enumerated.item[0] & 3; + int change; + + nval = (nval << shift) | (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift)); + change = snd_akm4xxx_get(ak, chip, addr) != nval; + if (change) + snd_akm4xxx_write(ak, chip, addr, nval); + return change; +} + +/* + * build AK4xxx controls + */ + +int snd_akm4xxx_build_controls(akm4xxx_t *ak) +{ + unsigned int idx, num_emphs; + snd_kcontrol_t *ctl; + int err; + + ctl = kmalloc(sizeof(*ctl), GFP_KERNEL); + if (! ctl) + return -ENOMEM; + + for (idx = 0; idx < ak->num_dacs; ++idx) { + memset(ctl, 0, sizeof(*ctl)); + strcpy(ctl->id.name, "DAC Volume"); + ctl->id.index = idx + ak->idx_offset * 2; + ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + ctl->count = 1; + ctl->info = snd_akm4xxx_volume_info; + ctl->get = snd_akm4xxx_volume_get; + ctl->put = snd_akm4xxx_volume_put; + switch (ak->type) { + case SND_AK4524: + ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127); /* register 6 & 7 */ + break; + case SND_AK4528: + ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */ + break; + case SND_AK4529: { + int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; /* registers 2-7 and b,c */ + ctl->private_value = AK_COMPOSE(0, val, 0, 255) | AK_INVERT; + break; + } + case SND_AK4355: + ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */ + break; + case SND_AK4358: + if (idx >= 6) + ctl->private_value = AK_COMPOSE(0, idx + 5, 0, 255); /* register 4-9, chip #0 only */ + else + ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */ + break; + case SND_AK4381: + ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); /* register 3 & 4 */ + break; + default: + err = -EINVAL; + goto __error; + } + ctl->private_data = ak; + if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) + goto __error; + } + for (idx = 0; idx < ak->num_adcs && ak->type == SND_AK4524; ++idx) { + memset(ctl, 0, sizeof(*ctl)); + strcpy(ctl->id.name, "ADC Volume"); + ctl->id.index = idx + ak->idx_offset * 2; + ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + ctl->count = 1; + ctl->info = snd_akm4xxx_volume_info; + ctl->get = snd_akm4xxx_volume_get; + ctl->put = snd_akm4xxx_volume_put; + ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */ + ctl->private_data = ak; + if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) + goto __error; + + memset(ctl, 0, sizeof(*ctl)); + strcpy(ctl->id.name, "IPGA Analog Capture Volume"); + ctl->id.index = idx + ak->idx_offset * 2; + ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + ctl->count = 1; + ctl->info = snd_akm4xxx_ipga_gain_info; + ctl->get = snd_akm4xxx_ipga_gain_get; + ctl->put = snd_akm4xxx_ipga_gain_put; + ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0); /* register 4 & 5 */ + ctl->private_data = ak; + if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) + goto __error; + } + if (ak->type == SND_AK4355 || ak->type == SND_AK4358) + num_emphs = 1; + else + num_emphs = ak->num_dacs / 2; + for (idx = 0; idx < num_emphs; idx++) { + memset(ctl, 0, sizeof(*ctl)); + strcpy(ctl->id.name, "Deemphasis"); + ctl->id.index = idx + ak->idx_offset; + ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + ctl->count = 1; + ctl->info = snd_akm4xxx_deemphasis_info; + ctl->get = snd_akm4xxx_deemphasis_get; + ctl->put = snd_akm4xxx_deemphasis_put; + switch (ak->type) { + case SND_AK4524: + case SND_AK4528: + ctl->private_value = AK_COMPOSE(idx, 3, 0, 0); /* register 3 */ + break; + case SND_AK4529: { + int shift = idx == 3 ? 6 : (2 - idx) * 2; + ctl->private_value = AK_COMPOSE(0, 8, shift, 0); /* register 8 with shift */ + break; + } + case SND_AK4355: + case SND_AK4358: + ctl->private_value = AK_COMPOSE(idx, 3, 0, 0); + break; + case SND_AK4381: + ctl->private_value = AK_COMPOSE(idx, 1, 1, 0); + break; + } + ctl->private_data = ak; + if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) + goto __error; + } + err = 0; + + __error: + kfree(ctl); + return err; +} + +static int __init alsa_akm4xxx_module_init(void) +{ + return 0; +} + +static void __exit alsa_akm4xxx_module_exit(void) +{ +} + +module_init(alsa_akm4xxx_module_init) +module_exit(alsa_akm4xxx_module_exit) + +EXPORT_SYMBOL(snd_akm4xxx_write); +EXPORT_SYMBOL(snd_akm4xxx_reset); +EXPORT_SYMBOL(snd_akm4xxx_init); +EXPORT_SYMBOL(snd_akm4xxx_build_controls); diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c new file mode 100644 index 0000000..0f05a2b --- /dev/null +++ b/sound/i2c/other/tea575x-tuner.c @@ -0,0 +1,233 @@ +/* + * ALSA driver for TEA5757/5759 Philips AM/FM radio tuner chips + * + * Copyright (c) 2004 Jaroslav Kysela <perex@suse.cz> + * + * + * 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 <asm/io.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <sound/core.h> +#include <sound/tea575x-tuner.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("Routines for control of TEA5757/5759 Philips AM/FM radio tuner chips"); +MODULE_LICENSE("GPL"); + +/* + * definitions + */ + +#define TEA575X_BIT_SEARCH (1<<24) /* 1 = search action, 0 = tuned */ +#define TEA575X_BIT_UPDOWN (1<<23) /* 0 = search down, 1 = search up */ +#define TEA575X_BIT_MONO (1<<22) /* 0 = stereo, 1 = mono */ +#define TEA575X_BIT_BAND_MASK (3<<20) +#define TEA575X_BIT_BAND_FM (0<<20) +#define TEA575X_BIT_BAND_MW (1<<20) +#define TEA575X_BIT_BAND_LW (1<<21) +#define TEA575X_BIT_BAND_SW (1<<22) +#define TEA575X_BIT_PORT_0 (1<<19) /* user bit */ +#define TEA575X_BIT_PORT_1 (1<<18) /* user bit */ +#define TEA575X_BIT_SEARCH_MASK (3<<16) /* search level */ +#define TEA575X_BIT_SEARCH_5_28 (0<<16) /* FM >5uV, AM >28uV */ +#define TEA575X_BIT_SEARCH_10_40 (1<<16) /* FM >10uV, AM > 40uV */ +#define TEA575X_BIT_SEARCH_30_63 (2<<16) /* FM >30uV, AM > 63uV */ +#define TEA575X_BIT_SEARCH_150_1000 (3<<16) /* FM > 150uV, AM > 1000uV */ +#define TEA575X_BIT_DUMMY (1<<15) /* buffer */ +#define TEA575X_BIT_FREQ_MASK 0x7fff + +/* + * lowlevel part + */ + +static void snd_tea575x_set_freq(tea575x_t *tea) +{ + unsigned long freq; + + freq = tea->freq / 16; /* to kHz */ + if (freq > 108000) + freq = 108000; + if (freq < 87000) + freq = 87000; + /* crystal fixup */ + if (tea->tea5759) + freq -= tea->freq_fixup; + else + freq += tea->freq_fixup; + /* freq /= 12.5 */ + freq *= 10; + freq /= 125; + + tea->val &= ~TEA575X_BIT_FREQ_MASK; + tea->val |= freq & TEA575X_BIT_FREQ_MASK; + tea->ops->write(tea, tea->val); +} + +/* + * Linux Video interface + */ + +static int snd_tea575x_ioctl(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long data) +{ + struct video_device *dev = video_devdata(file); + tea575x_t *tea = video_get_drvdata(dev); + void __user *arg = (void __user *)data; + + switch(cmd) { + case VIDIOCGCAP: + { + struct video_capability v; + v.type = VID_TYPE_TUNER; + v.channels = 1; + v.audios = 1; + /* No we don't do pictures */ + v.maxwidth = 0; + v.maxheight = 0; + v.minwidth = 0; + v.minheight = 0; + strcpy(v.name, tea->tea5759 ? "TEA5759" : "TEA5757"); + if (copy_to_user(arg,&v,sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCGTUNER: + { + struct video_tuner v; + if (copy_from_user(&v, arg,sizeof(v))!=0) + return -EFAULT; + if (v.tuner) /* Only 1 tuner */ + return -EINVAL; + v.rangelow = (87*16000); + v.rangehigh = (108*16000); + v.flags = VIDEO_TUNER_LOW; + v.mode = VIDEO_MODE_AUTO; + strcpy(v.name, "FM"); + v.signal = 0xFFFF; + if (copy_to_user(arg, &v, sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCSTUNER: + { + struct video_tuner v; + if(copy_from_user(&v, arg, sizeof(v))) + return -EFAULT; + if(v.tuner!=0) + return -EINVAL; + /* Only 1 tuner so no setting needed ! */ + return 0; + } + case VIDIOCGFREQ: + if(copy_to_user(arg, &tea->freq, sizeof(tea->freq))) + return -EFAULT; + return 0; + case VIDIOCSFREQ: + if(copy_from_user(&tea->freq, arg, sizeof(tea->freq))) + return -EFAULT; + snd_tea575x_set_freq(tea); + return 0; + case VIDIOCGAUDIO: + { + struct video_audio v; + memset(&v, 0, sizeof(v)); + strcpy(v.name, "Radio"); + if(copy_to_user(arg,&v, sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCSAUDIO: + { + struct video_audio v; + if(copy_from_user(&v, arg, sizeof(v))) + return -EFAULT; + if(v.audio) + return -EINVAL; + return 0; + } + default: + return -ENOIOCTLCMD; + } +} + +static void snd_tea575x_release(struct video_device *vfd) +{ +} + +/* + * initialize all the tea575x chips + */ +void snd_tea575x_init(tea575x_t *tea) +{ + unsigned int val; + + val = tea->ops->read(tea); + if (val == 0x1ffffff || val == 0) { + snd_printk(KERN_ERR "Cannot find TEA575x chip\n"); + return; + } + + memset(&tea->vd, 0, sizeof(tea->vd)); + tea->vd.owner = tea->card->module; + strcpy(tea->vd.name, tea->tea5759 ? "TEA5759 radio" : "TEA5757 radio"); + tea->vd.type = VID_TYPE_TUNER; + tea->vd.hardware = VID_HARDWARE_RTRACK; /* FIXME: assign new number */ + tea->vd.release = snd_tea575x_release; + video_set_drvdata(&tea->vd, tea); + tea->vd.fops = &tea->fops; + tea->fops.owner = tea->card->module; + tea->fops.open = video_exclusive_open; + tea->fops.release = video_exclusive_release; + tea->fops.ioctl = snd_tea575x_ioctl; + if (video_register_device(&tea->vd, VFL_TYPE_RADIO, tea->dev_nr - 1) < 0) { + snd_printk(KERN_ERR "unable to register tea575x tuner\n"); + return; + } + tea->vd_registered = 1; + + tea->val = TEA575X_BIT_BAND_FM | TEA575X_BIT_SEARCH_10_40; + tea->freq = 90500 * 16; /* 90.5Mhz default */ + + snd_tea575x_set_freq(tea); +} + +void snd_tea575x_exit(tea575x_t *tea) +{ + if (tea->vd_registered) { + video_unregister_device(&tea->vd); + tea->vd_registered = 0; + } +} + +static int __init alsa_tea575x_module_init(void) +{ + return 0; +} + +static void __exit alsa_tea575x_module_exit(void) +{ +} + +module_init(alsa_tea575x_module_init) +module_exit(alsa_tea575x_module_exit) + +EXPORT_SYMBOL(snd_tea575x_init); +EXPORT_SYMBOL(snd_tea575x_exit); diff --git a/sound/i2c/tea6330t.c b/sound/i2c/tea6330t.c new file mode 100644 index 0000000..bb503e7 --- /dev/null +++ b/sound/i2c/tea6330t.c @@ -0,0 +1,369 @@ +/* + * Routines for control of the TEA6330T circuit via i2c bus + * Sound fader control circuit for car radios by Philips Semiconductors + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * + * + * 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 <linux/init.h> +#include <linux/slab.h> +#include <sound/core.h> +#include <sound/tea6330t.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("Routines for control of the TEA6330T circuit via i2c bus"); +MODULE_LICENSE("GPL"); + +#define TEA6330T_ADDR (0x80>>1) /* fixed address */ + +#define TEA6330T_SADDR_VOLUME_LEFT 0x00 /* volume left */ +#define TEA6330T_SADDR_VOLUME_RIGHT 0x01 /* volume right */ +#define TEA6330T_SADDR_BASS 0x02 /* bass control */ +#define TEA6330T_SADDR_TREBLE 0x03 /* treble control */ +#define TEA6330T_SADDR_FADER 0x04 /* fader control */ +#define TEA6330T_MFN 0x20 /* mute control for selected channels */ +#define TEA6330T_FCH 0x10 /* select fader channels - front or rear */ +#define TEA6330T_SADDR_AUDIO_SWITCH 0x05 /* audio switch */ +#define TEA6330T_GMU 0x80 /* mute control, general mute */ +#define TEA6330T_EQN 0x40 /* equalizer switchover (0=equalizer-on) */ + +int snd_tea6330t_detect(snd_i2c_bus_t *bus, int equalizer) +{ + int res; + + snd_i2c_lock(bus); + res = snd_i2c_probeaddr(bus, TEA6330T_ADDR); + snd_i2c_unlock(bus); + return res; +} + +#if 0 +static void snd_tea6330t_set(tea6330t_t *tea, + unsigned char addr, unsigned char value) +{ +#if 0 + printk("set - 0x%x/0x%x\n", addr, value); +#endif + snd_i2c_write(tea->bus, TEA6330T_ADDR, addr, value, 1); +} +#endif + +#define TEA6330T_MASTER_VOLUME(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_tea6330t_info_master_volume, \ + .get = snd_tea6330t_get_master_volume, .put = snd_tea6330t_put_master_volume } + +static int snd_tea6330t_info_master_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 43; + return 0; +} + +static int snd_tea6330t_get_master_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + snd_i2c_lock(tea->bus); + ucontrol->value.integer.value[0] = tea->mleft - 0x14; + ucontrol->value.integer.value[1] = tea->mright - 0x14; + snd_i2c_unlock(tea->bus); + return 0; +} + +static int snd_tea6330t_put_master_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + int change, count, err; + unsigned char bytes[3]; + unsigned char val1, val2; + + val1 = (ucontrol->value.integer.value[0] % 44) + 0x14; + val2 = (ucontrol->value.integer.value[1] % 44) + 0x14; + snd_i2c_lock(tea->bus); + change = val1 != tea->mleft || val2 != tea->mright; + tea->mleft = val1; + tea->mright = val2; + count = 0; + if (tea->regs[TEA6330T_SADDR_VOLUME_LEFT] != 0) { + bytes[count++] = TEA6330T_SADDR_VOLUME_LEFT; + bytes[count++] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] = tea->mleft; + } + if (tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] != 0) { + if (count == 0) + bytes[count++] = TEA6330T_SADDR_VOLUME_RIGHT; + bytes[count++] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] = tea->mright; + } + if (count > 0) { + if ((err = snd_i2c_sendbytes(tea->device, bytes, count)) < 0) + change = err; + } + snd_i2c_unlock(tea->bus); + return change; +} + +#define TEA6330T_MASTER_SWITCH(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_tea6330t_info_master_switch, \ + .get = snd_tea6330t_get_master_switch, .put = snd_tea6330t_put_master_switch } + +static int snd_tea6330t_info_master_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int snd_tea6330t_get_master_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + snd_i2c_lock(tea->bus); + ucontrol->value.integer.value[0] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] == 0 ? 0 : 1; + ucontrol->value.integer.value[1] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] == 0 ? 0 : 1; + snd_i2c_unlock(tea->bus); + return 0; +} + +static int snd_tea6330t_put_master_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + int change, err; + unsigned char bytes[3]; + unsigned char oval1, oval2, val1, val2; + + val1 = ucontrol->value.integer.value[0] & 1; + val2 = ucontrol->value.integer.value[1] & 1; + snd_i2c_lock(tea->bus); + oval1 = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] == 0 ? 0 : 1; + oval2 = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] == 0 ? 0 : 1; + change = val1 != oval1 || val2 != oval2; + tea->regs[TEA6330T_SADDR_VOLUME_LEFT] = val1 ? tea->mleft : 0; + tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] = val2 ? tea->mright : 0; + bytes[0] = TEA6330T_SADDR_VOLUME_LEFT; + bytes[1] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT]; + bytes[2] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT]; + if ((err = snd_i2c_sendbytes(tea->device, bytes, 3)) < 0) + change = err; + snd_i2c_unlock(tea->bus); + return change; +} + +#define TEA6330T_BASS(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_tea6330t_info_bass, \ + .get = snd_tea6330t_get_bass, .put = snd_tea6330t_put_bass } + +static int snd_tea6330t_info_bass(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = tea->max_bass; + return 0; +} + +static int snd_tea6330t_get_bass(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = tea->bass; + return 0; +} + +static int snd_tea6330t_put_bass(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + int change, err; + unsigned char bytes[2]; + unsigned char val1; + + val1 = ucontrol->value.integer.value[0] % (tea->max_bass + 1); + snd_i2c_lock(tea->bus); + tea->bass = val1; + val1 += tea->equalizer ? 7 : 3; + change = tea->regs[TEA6330T_SADDR_BASS] != val1; + bytes[0] = TEA6330T_SADDR_BASS; + bytes[1] = tea->regs[TEA6330T_SADDR_BASS] = val1; + if ((err = snd_i2c_sendbytes(tea->device, bytes, 2)) < 0) + change = err; + snd_i2c_unlock(tea->bus); + return change; +} + +#define TEA6330T_TREBLE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_tea6330t_info_treble, \ + .get = snd_tea6330t_get_treble, .put = snd_tea6330t_put_treble } + +static int snd_tea6330t_info_treble(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = tea->max_treble; + return 0; +} + +static int snd_tea6330t_get_treble(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = tea->treble; + return 0; +} + +static int snd_tea6330t_put_treble(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + tea6330t_t *tea = snd_kcontrol_chip(kcontrol); + int change, err; + unsigned char bytes[2]; + unsigned char val1; + + val1 = ucontrol->value.integer.value[0] % (tea->max_treble + 1); + snd_i2c_lock(tea->bus); + tea->treble = val1; + val1 += 3; + change = tea->regs[TEA6330T_SADDR_TREBLE] != val1; + bytes[0] = TEA6330T_SADDR_TREBLE; + bytes[1] = tea->regs[TEA6330T_SADDR_TREBLE] = val1; + if ((err = snd_i2c_sendbytes(tea->device, bytes, 2)) < 0) + change = err; + snd_i2c_unlock(tea->bus); + return change; +} + +static snd_kcontrol_new_t snd_tea6330t_controls[] = { +TEA6330T_MASTER_SWITCH("Master Playback Switch", 0), +TEA6330T_MASTER_VOLUME("Master Playback Volume", 0), +TEA6330T_BASS("Tone Control - Bass", 0), +TEA6330T_TREBLE("Tone Control - Treble", 0) +}; + +static void snd_tea6330_free(snd_i2c_device_t *device) +{ + tea6330t_t *tea = device->private_data; + kfree(tea); +} + +int snd_tea6330t_update_mixer(snd_card_t * card, + snd_i2c_bus_t *bus, + int equalizer, int fader) +{ + snd_i2c_device_t *device; + tea6330t_t *tea; + snd_kcontrol_new_t *knew; + unsigned int idx; + int err = -ENOMEM; + u8 default_treble, default_bass; + unsigned char bytes[7]; + + tea = kcalloc(1, sizeof(*tea), GFP_KERNEL); + if (tea == NULL) + return -ENOMEM; + if ((err = snd_i2c_device_create(bus, "TEA6330T", TEA6330T_ADDR, &device)) < 0) { + kfree(tea); + return err; + } + tea->device = device; + tea->bus = bus; + tea->equalizer = equalizer; + tea->fader = fader; + device->private_data = tea; + device->private_free = snd_tea6330_free; + + snd_i2c_lock(bus); + + /* turn fader off and handle equalizer */ + tea->regs[TEA6330T_SADDR_FADER] = 0x3f; + tea->regs[TEA6330T_SADDR_AUDIO_SWITCH] = equalizer ? 0 : TEA6330T_EQN; + /* initialize mixer */ + if (!tea->equalizer) { + tea->max_bass = 9; + tea->max_treble = 8; + default_bass = 3 + 4; + tea->bass = 4; + default_treble = 3 + 4; + tea->treble = 4; + } else { + tea->max_bass = 5; + tea->max_treble = 0; + default_bass = 7 + 4; + tea->bass = 4; + default_treble = 3; + tea->treble = 0; + } + tea->mleft = tea->mright = 0x14; + tea->regs[TEA6330T_SADDR_BASS] = default_bass; + tea->regs[TEA6330T_SADDR_TREBLE] = default_treble; + + /* compose I2C message and put the hardware to initial state */ + bytes[0] = TEA6330T_SADDR_VOLUME_LEFT; + for (idx = 0; idx < 6; idx++) + bytes[idx+1] = tea->regs[idx]; + if ((err = snd_i2c_sendbytes(device, bytes, 7)) < 0) + goto __error; + + strcat(card->mixername, ",TEA6330T"); + if ((err = snd_component_add(card, "TEA6330T")) < 0) + goto __error; + + for (idx = 0; idx < ARRAY_SIZE(snd_tea6330t_controls); idx++) { + knew = &snd_tea6330t_controls[idx]; + if (tea->treble == 0 && !strcmp(knew->name, "Tone Control - Treble")) + continue; + if ((err = snd_ctl_add(card, snd_ctl_new1(knew, tea))) < 0) + goto __error; + } + + snd_i2c_unlock(bus); + return 0; + + __error: + snd_i2c_unlock(bus); + snd_i2c_device_free(device); + return err; +} + +EXPORT_SYMBOL(snd_tea6330t_detect); +EXPORT_SYMBOL(snd_tea6330t_update_mixer); + +/* + * INIT part + */ + +static int __init alsa_tea6330t_init(void) +{ + return 0; +} + +static void __exit alsa_tea6330t_exit(void) +{ +} + +module_init(alsa_tea6330t_init) +module_exit(alsa_tea6330t_exit) |
