diff options
Diffstat (limited to 'sound/pci/ca0106/ca0106_main.c')
| -rw-r--r-- | sound/pci/ca0106/ca0106_main.c | 1899 |
1 files changed, 1899 insertions, 0 deletions
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c new file mode 100644 index 000000000..c189f70c8 --- /dev/null +++ b/sound/pci/ca0106/ca0106_main.c @@ -0,0 +1,1899 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk> + * Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit + * Version: 0.0.25 + * + * FEATURES currently supported: + * Front, Rear and Center/LFE. + * Surround40 and Surround51. + * Capture from MIC an LINE IN input. + * SPDIF digital playback of PCM stereo and AC3/DTS works. + * (One can use a standard mono mini-jack to one RCA plugs cable. + * or one can use a standard stereo mini-jack to two RCA plugs cable. + * Plug one of the RCA plugs into the Coax input of the external decoder/receiver.) + * ( In theory one could output 3 different AC3 streams at once, to 3 different SPDIF outputs. ) + * Notes on how to capture sound: + * The AC97 is used in the PLAYBACK direction. + * The output from the AC97 chip, instead of reaching the speakers, is fed into the Philips 1361T ADC. + * So, to record from the MIC, set the MIC Playback volume to max, + * unmute the MIC and turn up the MASTER Playback volume. + * So, to prevent feedback when capturing, minimise the "Capture feedback into Playback" volume. + * + * The only playback controls that currently do anything are: - + * Analog Front + * Analog Rear + * Analog Center/LFE + * SPDIF Front + * SPDIF Rear + * SPDIF Center/LFE + * + * For capture from Mic in or Line in. + * Digital/Analog ( switch must be in Analog mode for CAPTURE. ) + * + * CAPTURE feedback into PLAYBACK + * + * Changelog: + * Support interrupts per period. + * Removed noise from Center/LFE channel when in Analog mode. + * Rename and remove mixer controls. + * 0.0.6 + * Use separate card based DMA buffer for periods table list. + * 0.0.7 + * Change remove and rename ctrls into lists. + * 0.0.8 + * Try to fix capture sources. + * 0.0.9 + * Fix AC3 output. + * Enable S32_LE format support. + * 0.0.10 + * Enable playback 48000 and 96000 rates. (Rates other that these do not work, even with "plug:front".) + * 0.0.11 + * Add Model name recognition. + * 0.0.12 + * Correct interrupt timing. interrupt at end of period, instead of in the middle of a playback period. + * Remove redundent "voice" handling. + * 0.0.13 + * Single trigger call for multi channels. + * 0.0.14 + * Set limits based on what the sound card hardware can do. + * playback periods_min=2, periods_max=8 + * capture hw constraints require period_size = n * 64 bytes. + * playback hw constraints require period_size = n * 64 bytes. + * 0.0.15 + * Minor updates. + * 0.0.16 + * Implement 192000 sample rate. + * 0.0.17 + * Add support for SB0410 and SB0413. + * 0.0.18 + * Modified Copyright message. + * 0.0.19 + * Finally fix support for SB Live 24 bit. SB0410 and SB0413. + * The output codec needs resetting, otherwise all output is muted. + * 0.0.20 + * Merge "pci_disable_device(pci);" fixes. + * 0.0.21 + * Add 4 capture channels. (SPDIF only comes in on channel 0. ) + * Add SPDIF capture using optional digital I/O module for SB Live 24bit. (Analog capture does not yet work.) + * 0.0.22 + * Add support for MSI K8N Diamond Motherboard with onboard SB Live 24bit without AC97. From kiksen, bug #901 + * 0.0.23 + * Implement support for Line-in capture on SB Live 24bit. + * 0.0.24 + * Add support for mute control on SB Live 24bit (cards w/ SPI DAC) + * 0.0.25 + * Powerdown SPI DAC channels when not in use + * + * BUGS: + * Some stability problems when unloading the snd-ca0106 kernel module. + * -- + * + * TODO: + * 4 Capture channels, only one implemented so far. + * Other capture rates apart from 48khz not implemented. + * MIDI + * -- + * GENERAL INFO: + * Model: SB0310 + * P17 Chip: CA0106-DAT + * AC97 Codec: STAC 9721 + * ADC: Philips 1361T (Stereo 24bit) + * DAC: WM8746EDS (6-channel, 24bit, 192Khz) + * + * GENERAL INFO: + * Model: SB0410 + * P17 Chip: CA0106-DAT + * AC97 Codec: None + * ADC: WM8775EDS (4 Channel) + * DAC: CS4382 (114 dB, 24-Bit, 192 kHz, 8-Channel D/A Converter with DSD Support) + * SPDIF Out control switches between Mic in and SPDIF out. + * No sound out or mic input working yet. + * + * GENERAL INFO: + * Model: SB0413 + * P17 Chip: CA0106-DAT + * AC97 Codec: None. + * ADC: Unknown + * DAC: Unknown + * Trying to handle it like the SB0410. + * + * This code was initially based on code from ALSA's emu10k1x.c which is: + * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com> + */ +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/dma-mapping.h> +#include <sound/core.h> +#include <sound/initval.h> +#include <sound/pcm.h> +#include <sound/ac97_codec.h> +#include <sound/info.h> + +MODULE_AUTHOR("James Courtier-Dutton <James@superbug.demon.co.uk>"); +MODULE_DESCRIPTION("CA0106"); +MODULE_LICENSE("GPL"); +MODULE_SUPPORTED_DEVICE("{{Creative,SB CA0106 chip}}"); + +// module parameters (see "Module Parameters") +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; +static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for the CA0106 soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for the CA0106 soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable the CA0106 soundcard."); +module_param_array(subsystem, uint, NULL, 0444); +MODULE_PARM_DESC(subsystem, "Force card subsystem model."); + +#include "ca0106.h" + +static const struct snd_ca0106_details ca0106_chip_details[] = { + /* Sound Blaster X-Fi Extreme Audio. This does not have an AC97. 53SB079000000 */ + /* It is really just a normal SB Live 24bit. */ + /* Tested: + * See ALSA bug#3251 + */ + { .serial = 0x10131102, + .name = "X-Fi Extreme Audio [SBxxxx]", + .gpio_type = 1, + .i2c_adc = 1 } , + /* Sound Blaster X-Fi Extreme Audio. This does not have an AC97. 53SB079000000 */ + /* It is really just a normal SB Live 24bit. */ + /* + * CTRL:CA0111-WTLF + * ADC: WM8775SEDS + * DAC: CS4382-KQZ + */ + /* Tested: + * Playback on front, rear, center/lfe speakers + * Capture from Mic in. + * Not-Tested: + * Capture from Line in. + * Playback to digital out. + */ + { .serial = 0x10121102, + .name = "X-Fi Extreme Audio [SB0790]", + .gpio_type = 1, + .i2c_adc = 1 } , + /* New Dell Sound Blaster Live! 7.1 24bit. This does not have an AC97. */ + /* AudigyLS[SB0310] */ + { .serial = 0x10021102, + .name = "AudigyLS [SB0310]", + .ac97 = 1 } , + /* Unknown AudigyLS that also says SB0310 on it */ + { .serial = 0x10051102, + .name = "AudigyLS [SB0310b]", + .ac97 = 1 } , + /* New Sound Blaster Live! 7.1 24bit. This does not have an AC97. 53SB041000001 */ + { .serial = 0x10061102, + .name = "Live! 7.1 24bit [SB0410]", + .gpio_type = 1, + .i2c_adc = 1 } , + /* New Dell Sound Blaster Live! 7.1 24bit. This does not have an AC97. */ + { .serial = 0x10071102, + .name = "Live! 7.1 24bit [SB0413]", + .gpio_type = 1, + .i2c_adc = 1 } , + /* New Audigy SE. Has a different DAC. */ + /* SB0570: + * CTRL:CA0106-DAT + * ADC: WM8775EDS + * DAC: WM8768GEDS + */ + { .serial = 0x100a1102, + .name = "Audigy SE [SB0570]", + .gpio_type = 1, + .i2c_adc = 1, + .spi_dac = 0x4021 } , + /* New Audigy LS. Has a different DAC. */ + /* SB0570: + * CTRL:CA0106-DAT + * ADC: WM8775EDS + * DAC: WM8768GEDS + */ + { .serial = 0x10111102, + .name = "Audigy SE OEM [SB0570a]", + .gpio_type = 1, + .i2c_adc = 1, + .spi_dac = 0x4021 } , + /* Sound Blaster 5.1vx + * Tested: Playback on front, rear, center/lfe speakers + * Not-Tested: Capture + */ + { .serial = 0x10041102, + .name = "Sound Blaster 5.1vx [SB1070]", + .gpio_type = 1, + .i2c_adc = 0, + .spi_dac = 0x0124 + } , + /* MSI K8N Diamond Motherboard with onboard SB Live 24bit without AC97 */ + /* SB0438 + * CTRL:CA0106-DAT + * ADC: WM8775SEDS + * DAC: CS4382-KQZ + */ + { .serial = 0x10091462, + .name = "MSI K8N Diamond MB [SB0438]", + .gpio_type = 2, + .i2c_adc = 1 } , + /* MSI K8N Diamond PLUS MB */ + { .serial = 0x10091102, + .name = "MSI K8N Diamond MB", + .gpio_type = 2, + .i2c_adc = 1, + .spi_dac = 0x4021 } , + /* Giga-byte GA-G1975X mobo + * Novell bnc#395807 + */ + /* FIXME: the GPIO and I2C setting aren't tested well */ + { .serial = 0x1458a006, + .name = "Giga-byte GA-G1975X", + .gpio_type = 1, + .i2c_adc = 1 }, + /* Shuttle XPC SD31P which has an onboard Creative Labs + * Sound Blaster Live! 24-bit EAX + * high-definition 7.1 audio processor". + * Added using info from andrewvegan in alsa bug #1298 + */ + { .serial = 0x30381297, + .name = "Shuttle XPC SD31P [SD31P]", + .gpio_type = 1, + .i2c_adc = 1 } , + /* Shuttle XPC SD11G5 which has an onboard Creative Labs + * Sound Blaster Live! 24-bit EAX + * high-definition 7.1 audio processor". + * Fixes ALSA bug#1600 + */ + { .serial = 0x30411297, + .name = "Shuttle XPC SD11G5 [SD11G5]", + .gpio_type = 1, + .i2c_adc = 1 } , + { .serial = 0, + .name = "AudigyLS [Unknown]" } +}; + +/* hardware definition */ +static const struct snd_pcm_hardware snd_ca0106_playback_hw = { + .info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_SYNC_START, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE, + .rates = (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_192000), + .rate_min = 48000, + .rate_max = 192000, + .channels_min = 2, //1, + .channels_max = 2, //6, + .buffer_bytes_max = ((65536 - 64) * 8), + .period_bytes_min = 64, + .period_bytes_max = (65536 - 64), + .periods_min = 2, + .periods_max = 8, + .fifo_size = 0, +}; + +static const struct snd_pcm_hardware snd_ca0106_capture_hw = { + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID), + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE, +#if 0 /* FIXME: looks like 44.1kHz capture causes noisy output on 48kHz */ + .rates = (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000), + .rate_min = 44100, +#else + .rates = (SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000), + .rate_min = 48000, +#endif /* FIXME */ + .rate_max = 192000, + .channels_min = 2, + .channels_max = 2, + .buffer_bytes_max = 65536 - 128, + .period_bytes_min = 64, + .period_bytes_max = 32768 - 64, + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0, +}; + +unsigned int snd_ca0106_ptr_read(struct snd_ca0106 * emu, + unsigned int reg, + unsigned int chn) +{ + unsigned long flags; + unsigned int regptr, val; + + regptr = (reg << 16) | chn; + + spin_lock_irqsave(&emu->emu_lock, flags); + outl(regptr, emu->port + PTR); + val = inl(emu->port + DATA); + spin_unlock_irqrestore(&emu->emu_lock, flags); + return val; +} + +void snd_ca0106_ptr_write(struct snd_ca0106 *emu, + unsigned int reg, + unsigned int chn, + unsigned int data) +{ + unsigned int regptr; + unsigned long flags; + + regptr = (reg << 16) | chn; + + spin_lock_irqsave(&emu->emu_lock, flags); + outl(regptr, emu->port + PTR); + outl(data, emu->port + DATA); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + +int snd_ca0106_spi_write(struct snd_ca0106 * emu, + unsigned int data) +{ + unsigned int reset, set; + unsigned int reg, tmp; + int n, result; + reg = SPI; + if (data > 0xffff) /* Only 16bit values allowed */ + return 1; + tmp = snd_ca0106_ptr_read(emu, reg, 0); + reset = (tmp & ~0x3ffff) | 0x20000; /* Set xxx20000 */ + set = reset | 0x10000; /* Set xxx1xxxx */ + snd_ca0106_ptr_write(emu, reg, 0, reset | data); + tmp = snd_ca0106_ptr_read(emu, reg, 0); /* write post */ + snd_ca0106_ptr_write(emu, reg, 0, set | data); + result = 1; + /* Wait for status bit to return to 0 */ + for (n = 0; n < 100; n++) { + udelay(10); + tmp = snd_ca0106_ptr_read(emu, reg, 0); + if (!(tmp & 0x10000)) { + result = 0; + break; + } + } + if (result) /* Timed out */ + return 1; + snd_ca0106_ptr_write(emu, reg, 0, reset | data); + tmp = snd_ca0106_ptr_read(emu, reg, 0); /* Write post */ + return 0; +} + +/* The ADC does not support i2c read, so only write is implemented */ +int snd_ca0106_i2c_write(struct snd_ca0106 *emu, + u32 reg, + u32 value) +{ + u32 tmp; + int timeout = 0; + int status; + int retry; + if ((reg > 0x7f) || (value > 0x1ff)) { + dev_err(emu->card->dev, "i2c_write: invalid values.\n"); + return -EINVAL; + } + + tmp = reg << 25 | value << 16; + /* + dev_dbg(emu->card->dev, "I2C-write:reg=0x%x, value=0x%x\n", reg, value); + */ + /* Not sure what this I2C channel controls. */ + /* snd_ca0106_ptr_write(emu, I2C_D0, 0, tmp); */ + + /* This controls the I2C connected to the WM8775 ADC Codec */ + snd_ca0106_ptr_write(emu, I2C_D1, 0, tmp); + + for (retry = 0; retry < 10; retry++) { + /* Send the data to i2c */ + //tmp = snd_ca0106_ptr_read(emu, I2C_A, 0); + //tmp = tmp & ~(I2C_A_ADC_READ|I2C_A_ADC_LAST|I2C_A_ADC_START|I2C_A_ADC_ADD_MASK); + tmp = 0; + tmp = tmp | (I2C_A_ADC_LAST|I2C_A_ADC_START|I2C_A_ADC_ADD); + snd_ca0106_ptr_write(emu, I2C_A, 0, tmp); + + /* Wait till the transaction ends */ + while (1) { + status = snd_ca0106_ptr_read(emu, I2C_A, 0); + /*dev_dbg(emu->card->dev, "I2C:status=0x%x\n", status);*/ + timeout++; + if ((status & I2C_A_ADC_START) == 0) + break; + + if (timeout > 1000) + break; + } + //Read back and see if the transaction is successful + if ((status & I2C_A_ADC_ABORT) == 0) + break; + } + + if (retry == 10) { + dev_err(emu->card->dev, "Writing to ADC failed!\n"); + return -EINVAL; + } + + return 0; +} + + +static void snd_ca0106_intr_enable(struct snd_ca0106 *emu, unsigned int intrenb) +{ + unsigned long flags; + unsigned int intr_enable; + + spin_lock_irqsave(&emu->emu_lock, flags); + intr_enable = inl(emu->port + INTE) | intrenb; + outl(intr_enable, emu->port + INTE); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + +static void snd_ca0106_intr_disable(struct snd_ca0106 *emu, unsigned int intrenb) +{ + unsigned long flags; + unsigned int intr_enable; + + spin_lock_irqsave(&emu->emu_lock, flags); + intr_enable = inl(emu->port + INTE) & ~intrenb; + outl(intr_enable, emu->port + INTE); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + + +static void snd_ca0106_pcm_free_substream(struct snd_pcm_runtime *runtime) +{ + kfree(runtime->private_data); +} + +static const int spi_dacd_reg[] = { + SPI_DACD0_REG, + SPI_DACD1_REG, + SPI_DACD2_REG, + 0, + SPI_DACD4_REG, +}; +static const int spi_dacd_bit[] = { + SPI_DACD0_BIT, + SPI_DACD1_BIT, + SPI_DACD2_BIT, + 0, + SPI_DACD4_BIT, +}; + +static void restore_spdif_bits(struct snd_ca0106 *chip, int idx) +{ + if (chip->spdif_str_bits[idx] != chip->spdif_bits[idx]) { + chip->spdif_str_bits[idx] = chip->spdif_bits[idx]; + snd_ca0106_ptr_write(chip, SPCS0 + idx, 0, + chip->spdif_str_bits[idx]); + } +} + +static int snd_ca0106_channel_dac(struct snd_ca0106 *chip, + const struct snd_ca0106_details *details, + int channel_id) +{ + switch (channel_id) { + case PCM_FRONT_CHANNEL: + return (details->spi_dac & 0xf000) >> (4 * 3); + case PCM_REAR_CHANNEL: + return (details->spi_dac & 0x0f00) >> (4 * 2); + case PCM_CENTER_LFE_CHANNEL: + return (details->spi_dac & 0x00f0) >> (4 * 1); + case PCM_UNKNOWN_CHANNEL: + return (details->spi_dac & 0x000f) >> (4 * 0); + default: + dev_dbg(chip->card->dev, "ca0106: unknown channel_id %d\n", + channel_id); + } + return 0; +} + +static int snd_ca0106_pcm_power_dac(struct snd_ca0106 *chip, int channel_id, + int power) +{ + if (chip->details->spi_dac) { + const int dac = snd_ca0106_channel_dac(chip, chip->details, + channel_id); + const int reg = spi_dacd_reg[dac]; + const int bit = spi_dacd_bit[dac]; + + if (power) + /* Power up */ + chip->spi_dac_reg[reg] &= ~bit; + else + /* Power down */ + chip->spi_dac_reg[reg] |= bit; + if (snd_ca0106_spi_write(chip, chip->spi_dac_reg[reg]) != 0) + return -ENXIO; + } + return 0; +} + +/* open_playback callback */ +static int snd_ca0106_pcm_open_playback_channel(struct snd_pcm_substream *substream, + int channel_id) +{ + struct snd_ca0106 *chip = snd_pcm_substream_chip(substream); + struct snd_ca0106_channel *channel = &(chip->playback_channels[channel_id]); + struct snd_ca0106_pcm *epcm; + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); + + if (epcm == NULL) + return -ENOMEM; + epcm->emu = chip; + epcm->substream = substream; + epcm->channel_id=channel_id; + + runtime->private_data = epcm; + runtime->private_free = snd_ca0106_pcm_free_substream; + + runtime->hw = snd_ca0106_playback_hw; + + channel->emu = chip; + channel->number = channel_id; + + channel->use = 1; + /* + dev_dbg(chip->card->dev, "open:channel_id=%d, chip=%p, channel=%p\n", + channel_id, chip, channel); + */ + //channel->interrupt = snd_ca0106_pcm_channel_interrupt; + channel->epcm = epcm; + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + if ((err = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64)) < 0) + return err; + snd_pcm_set_sync(substream); + + /* Front channel dac should already be on */ + if (channel_id != PCM_FRONT_CHANNEL) { + err = snd_ca0106_pcm_power_dac(chip, channel_id, 1); + if (err < 0) + return err; + } + + restore_spdif_bits(chip, channel_id); + + return 0; +} + +/* close callback */ +static int snd_ca0106_pcm_close_playback(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + chip->playback_channels[epcm->channel_id].use = 0; + + restore_spdif_bits(chip, epcm->channel_id); + + /* Front channel dac should stay on */ + if (epcm->channel_id != PCM_FRONT_CHANNEL) { + int err; + err = snd_ca0106_pcm_power_dac(chip, epcm->channel_id, 0); + if (err < 0) + return err; + } + + /* FIXME: maybe zero others */ + return 0; +} + +static int snd_ca0106_pcm_open_playback_front(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_playback_channel(substream, PCM_FRONT_CHANNEL); +} + +static int snd_ca0106_pcm_open_playback_center_lfe(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_playback_channel(substream, PCM_CENTER_LFE_CHANNEL); +} + +static int snd_ca0106_pcm_open_playback_unknown(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_playback_channel(substream, PCM_UNKNOWN_CHANNEL); +} + +static int snd_ca0106_pcm_open_playback_rear(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_playback_channel(substream, PCM_REAR_CHANNEL); +} + +/* open_capture callback */ +static int snd_ca0106_pcm_open_capture_channel(struct snd_pcm_substream *substream, + int channel_id) +{ + struct snd_ca0106 *chip = snd_pcm_substream_chip(substream); + struct snd_ca0106_channel *channel = &(chip->capture_channels[channel_id]); + struct snd_ca0106_pcm *epcm; + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); + if (!epcm) + return -ENOMEM; + + epcm->emu = chip; + epcm->substream = substream; + epcm->channel_id=channel_id; + + runtime->private_data = epcm; + runtime->private_free = snd_ca0106_pcm_free_substream; + + runtime->hw = snd_ca0106_capture_hw; + + channel->emu = chip; + channel->number = channel_id; + + channel->use = 1; + /* + dev_dbg(chip->card->dev, "open:channel_id=%d, chip=%p, channel=%p\n", + channel_id, chip, channel); + */ + //channel->interrupt = snd_ca0106_pcm_channel_interrupt; + channel->epcm = epcm; + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + //snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_capture_period_sizes); + if ((err = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64)) < 0) + return err; + return 0; +} + +/* close callback */ +static int snd_ca0106_pcm_close_capture(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + chip->capture_channels[epcm->channel_id].use = 0; + /* FIXME: maybe zero others */ + return 0; +} + +static int snd_ca0106_pcm_open_0_capture(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_capture_channel(substream, 0); +} + +static int snd_ca0106_pcm_open_1_capture(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_capture_channel(substream, 1); +} + +static int snd_ca0106_pcm_open_2_capture(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_capture_channel(substream, 2); +} + +static int snd_ca0106_pcm_open_3_capture(struct snd_pcm_substream *substream) +{ + return snd_ca0106_pcm_open_capture_channel(substream, 3); +} + +/* prepare playback callback */ +static int snd_ca0106_pcm_prepare_playback(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + int channel = epcm->channel_id; + u32 *table_base = (u32 *)(emu->buffer.area+(8*16*channel)); + u32 period_size_bytes = frames_to_bytes(runtime, runtime->period_size); + u32 hcfg_mask = HCFG_PLAYBACK_S32_LE; + u32 hcfg_set = 0x00000000; + u32 hcfg; + u32 reg40_mask = 0x30000 << (channel<<1); + u32 reg40_set = 0; + u32 reg40; + /* FIXME: Depending on mixer selection of SPDIF out or not, select the spdif rate or the DAC rate. */ + u32 reg71_mask = 0x03030000 ; /* Global. Set SPDIF rate. We only support 44100 to spdif, not to DAC. */ + u32 reg71_set = 0; + u32 reg71; + int i; + +#if 0 /* debug */ + dev_dbg(emu->card->dev, + "prepare:channel_number=%d, rate=%d, format=0x%x, " + "channels=%d, buffer_size=%ld, period_size=%ld, " + "periods=%u, frames_to_bytes=%d\n", + channel, runtime->rate, runtime->format, + runtime->channels, runtime->buffer_size, + runtime->period_size, runtime->periods, + frames_to_bytes(runtime, 1)); + dev_dbg(emu->card->dev, + "dma_addr=%x, dma_area=%p, table_base=%p\n", + runtime->dma_addr, runtime->dma_area, table_base); + dev_dbg(emu->card->dev, + "dma_addr=%x, dma_area=%p, dma_bytes(size)=%x\n", + emu->buffer.addr, emu->buffer.area, emu->buffer.bytes); +#endif /* debug */ + /* Rate can be set per channel. */ + /* reg40 control host to fifo */ + /* reg71 controls DAC rate. */ + switch (runtime->rate) { + case 44100: + reg40_set = 0x10000 << (channel<<1); + reg71_set = 0x01010000; + break; + case 48000: + reg40_set = 0; + reg71_set = 0; + break; + case 96000: + reg40_set = 0x20000 << (channel<<1); + reg71_set = 0x02020000; + break; + case 192000: + reg40_set = 0x30000 << (channel<<1); + reg71_set = 0x03030000; + break; + default: + reg40_set = 0; + reg71_set = 0; + break; + } + /* Format is a global setting */ + /* FIXME: Only let the first channel accessed set this. */ + switch (runtime->format) { + case SNDRV_PCM_FORMAT_S16_LE: + hcfg_set = 0; + break; + case SNDRV_PCM_FORMAT_S32_LE: + hcfg_set = HCFG_PLAYBACK_S32_LE; + break; + default: + hcfg_set = 0; + break; + } + hcfg = inl(emu->port + HCFG) ; + hcfg = (hcfg & ~hcfg_mask) | hcfg_set; + outl(hcfg, emu->port + HCFG); + reg40 = snd_ca0106_ptr_read(emu, 0x40, 0); + reg40 = (reg40 & ~reg40_mask) | reg40_set; + snd_ca0106_ptr_write(emu, 0x40, 0, reg40); + reg71 = snd_ca0106_ptr_read(emu, 0x71, 0); + reg71 = (reg71 & ~reg71_mask) | reg71_set; + snd_ca0106_ptr_write(emu, 0x71, 0, reg71); + + /* FIXME: Check emu->buffer.size before actually writing to it. */ + for(i=0; i < runtime->periods; i++) { + table_base[i*2] = runtime->dma_addr + (i * period_size_bytes); + table_base[i*2+1] = period_size_bytes << 16; + } + + snd_ca0106_ptr_write(emu, PLAYBACK_LIST_ADDR, channel, emu->buffer.addr+(8*16*channel)); + snd_ca0106_ptr_write(emu, PLAYBACK_LIST_SIZE, channel, (runtime->periods - 1) << 19); + snd_ca0106_ptr_write(emu, PLAYBACK_LIST_PTR, channel, 0); + snd_ca0106_ptr_write(emu, PLAYBACK_DMA_ADDR, channel, runtime->dma_addr); + snd_ca0106_ptr_write(emu, PLAYBACK_PERIOD_SIZE, channel, frames_to_bytes(runtime, runtime->period_size)<<16); // buffer size in bytes + /* FIXME test what 0 bytes does. */ + snd_ca0106_ptr_write(emu, PLAYBACK_PERIOD_SIZE, channel, 0); // buffer size in bytes + snd_ca0106_ptr_write(emu, PLAYBACK_POINTER, channel, 0); + snd_ca0106_ptr_write(emu, 0x07, channel, 0x0); + snd_ca0106_ptr_write(emu, 0x08, channel, 0); + snd_ca0106_ptr_write(emu, PLAYBACK_MUTE, 0x0, 0x0); /* Unmute output */ +#if 0 + snd_ca0106_ptr_write(emu, SPCS0, 0, + SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | + SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | + SPCS_GENERATIONSTATUS | 0x00001200 | + 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT ); +#endif + + return 0; +} + +/* prepare capture callback */ +static int snd_ca0106_pcm_prepare_capture(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + int channel = epcm->channel_id; + u32 hcfg_mask = HCFG_CAPTURE_S32_LE; + u32 hcfg_set = 0x00000000; + u32 hcfg; + u32 over_sampling=0x2; + u32 reg71_mask = 0x0000c000 ; /* Global. Set ADC rate. */ + u32 reg71_set = 0; + u32 reg71; + +#if 0 /* debug */ + dev_dbg(emu->card->dev, + "prepare:channel_number=%d, rate=%d, format=0x%x, " + "channels=%d, buffer_size=%ld, period_size=%ld, " + "periods=%u, frames_to_bytes=%d\n", + channel, runtime->rate, runtime->format, + runtime->channels, runtime->buffer_size, + runtime->period_size, runtime->periods, + frames_to_bytes(runtime, 1)); + dev_dbg(emu->card->dev, + "dma_addr=%x, dma_area=%p, table_base=%p\n", + runtime->dma_addr, runtime->dma_area, table_base); + dev_dbg(emu->card->dev, + "dma_addr=%x, dma_area=%p, dma_bytes(size)=%x\n", + emu->buffer.addr, emu->buffer.area, emu->buffer.bytes); +#endif /* debug */ + /* reg71 controls ADC rate. */ + switch (runtime->rate) { + case 44100: + reg71_set = 0x00004000; + break; + case 48000: + reg71_set = 0; + break; + case 96000: + reg71_set = 0x00008000; + over_sampling=0xa; + break; + case 192000: + reg71_set = 0x0000c000; + over_sampling=0xa; + break; + default: + reg71_set = 0; + break; + } + /* Format is a global setting */ + /* FIXME: Only let the first channel accessed set this. */ + switch (runtime->format) { + case SNDRV_PCM_FORMAT_S16_LE: + hcfg_set = 0; + break; + case SNDRV_PCM_FORMAT_S32_LE: + hcfg_set = HCFG_CAPTURE_S32_LE; + break; + default: + hcfg_set = 0; + break; + } + hcfg = inl(emu->port + HCFG) ; + hcfg = (hcfg & ~hcfg_mask) | hcfg_set; + outl(hcfg, emu->port + HCFG); + reg71 = snd_ca0106_ptr_read(emu, 0x71, 0); + reg71 = (reg71 & ~reg71_mask) | reg71_set; + snd_ca0106_ptr_write(emu, 0x71, 0, reg71); + if (emu->details->i2c_adc == 1) { /* The SB0410 and SB0413 use I2C to control ADC. */ + snd_ca0106_i2c_write(emu, ADC_MASTER, over_sampling); /* Adjust the over sampler to better suit the capture rate. */ + } + + + /* + dev_dbg(emu->card->dev, + "prepare:channel_number=%d, rate=%d, format=0x%x, channels=%d, " + "buffer_size=%ld, period_size=%ld, frames_to_bytes=%d\n", + channel, runtime->rate, runtime->format, runtime->channels, + runtime->buffer_size, runtime->period_size, + frames_to_bytes(runtime, 1)); + */ + snd_ca0106_ptr_write(emu, 0x13, channel, 0); + snd_ca0106_ptr_write(emu, CAPTURE_DMA_ADDR, channel, runtime->dma_addr); + snd_ca0106_ptr_write(emu, CAPTURE_BUFFER_SIZE, channel, frames_to_bytes(runtime, runtime->buffer_size)<<16); // buffer size in bytes + snd_ca0106_ptr_write(emu, CAPTURE_POINTER, channel, 0); + + return 0; +} + +/* trigger_playback callback */ +static int snd_ca0106_pcm_trigger_playback(struct snd_pcm_substream *substream, + int cmd) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime; + struct snd_ca0106_pcm *epcm; + int channel; + int result = 0; + struct snd_pcm_substream *s; + u32 basic = 0; + u32 extended = 0; + u32 bits; + int running = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + running = 1; + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + default: + running = 0; + break; + } + snd_pcm_group_for_each_entry(s, substream) { + if (snd_pcm_substream_chip(s) != emu || + s->stream != SNDRV_PCM_STREAM_PLAYBACK) + continue; + runtime = s->runtime; + epcm = runtime->private_data; + channel = epcm->channel_id; + /* dev_dbg(emu->card->dev, "channel=%d\n", channel); */ + epcm->running = running; + basic |= (0x1 << channel); + extended |= (0x10 << channel); + snd_pcm_trigger_done(s, substream); + } + /* dev_dbg(emu->card->dev, "basic=0x%x, extended=0x%x\n",basic, extended); */ + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + bits = snd_ca0106_ptr_read(emu, EXTENDED_INT_MASK, 0); + bits |= extended; + snd_ca0106_ptr_write(emu, EXTENDED_INT_MASK, 0, bits); + bits = snd_ca0106_ptr_read(emu, BASIC_INTERRUPT, 0); + bits |= basic; + snd_ca0106_ptr_write(emu, BASIC_INTERRUPT, 0, bits); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + bits = snd_ca0106_ptr_read(emu, BASIC_INTERRUPT, 0); + bits &= ~basic; + snd_ca0106_ptr_write(emu, BASIC_INTERRUPT, 0, bits); + bits = snd_ca0106_ptr_read(emu, EXTENDED_INT_MASK, 0); + bits &= ~extended; + snd_ca0106_ptr_write(emu, EXTENDED_INT_MASK, 0, bits); + break; + default: + result = -EINVAL; + break; + } + return result; +} + +/* trigger_capture callback */ +static int snd_ca0106_pcm_trigger_capture(struct snd_pcm_substream *substream, + int cmd) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + int channel = epcm->channel_id; + int result = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + snd_ca0106_ptr_write(emu, EXTENDED_INT_MASK, 0, snd_ca0106_ptr_read(emu, EXTENDED_INT_MASK, 0) | (0x110000<<channel)); + snd_ca0106_ptr_write(emu, BASIC_INTERRUPT, 0, snd_ca0106_ptr_read(emu, BASIC_INTERRUPT, 0)|(0x100<<channel)); + epcm->running = 1; + break; + case SNDRV_PCM_TRIGGER_STOP: + snd_ca0106_ptr_write(emu, BASIC_INTERRUPT, 0, snd_ca0106_ptr_read(emu, BASIC_INTERRUPT, 0) & ~(0x100<<channel)); + snd_ca0106_ptr_write(emu, EXTENDED_INT_MASK, 0, snd_ca0106_ptr_read(emu, EXTENDED_INT_MASK, 0) & ~(0x110000<<channel)); + epcm->running = 0; + break; + default: + result = -EINVAL; + break; + } + return result; +} + +/* pointer_playback callback */ +static snd_pcm_uframes_t +snd_ca0106_pcm_pointer_playback(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + unsigned int ptr, prev_ptr; + int channel = epcm->channel_id; + int timeout = 10; + + if (!epcm->running) + return 0; + + prev_ptr = -1; + do { + ptr = snd_ca0106_ptr_read(emu, PLAYBACK_LIST_PTR, channel); + ptr = (ptr >> 3) * runtime->period_size; + ptr += bytes_to_frames(runtime, + snd_ca0106_ptr_read(emu, PLAYBACK_POINTER, channel)); + if (ptr >= runtime->buffer_size) + ptr -= runtime->buffer_size; + if (prev_ptr == ptr) + return ptr; + prev_ptr = ptr; + } while (--timeout); + dev_warn(emu->card->dev, "ca0106: unstable DMA pointer!\n"); + return 0; +} + +/* pointer_capture callback */ +static snd_pcm_uframes_t +snd_ca0106_pcm_pointer_capture(struct snd_pcm_substream *substream) +{ + struct snd_ca0106 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_ca0106_pcm *epcm = runtime->private_data; + snd_pcm_uframes_t ptr, ptr1, ptr2 = 0; + int channel = epcm->channel_id; + + if (!epcm->running) + return 0; + + ptr1 = snd_ca0106_ptr_read(emu, CAPTURE_POINTER, channel); + ptr2 = bytes_to_frames(runtime, ptr1); + ptr=ptr2; + if (ptr >= runtime->buffer_size) + ptr -= runtime->buffer_size; + /* + dev_dbg(emu->card->dev, "ptr1 = 0x%lx, ptr2=0x%lx, ptr=0x%lx, " + "buffer_size = 0x%x, period_size = 0x%x, bits=%d, rate=%d\n", + ptr1, ptr2, ptr, (int)runtime->buffer_size, + (int)runtime->period_size, (int)runtime->frame_bits, + (int)runtime->rate); + */ + return ptr; +} + +/* operators */ +static const struct snd_pcm_ops snd_ca0106_playback_front_ops = { + .open = snd_ca0106_pcm_open_playback_front, + .close = snd_ca0106_pcm_close_playback, + .prepare = snd_ca0106_pcm_prepare_playback, + .trigger = snd_ca0106_pcm_trigger_playback, + .pointer = snd_ca0106_pcm_pointer_playback, +}; + +static const struct snd_pcm_ops snd_ca0106_capture_0_ops = { + .open = snd_ca0106_pcm_open_0_capture, + .close = snd_ca0106_pcm_close_capture, + .prepare = snd_ca0106_pcm_prepare_capture, + .trigger = snd_ca0106_pcm_trigger_capture, + .pointer = snd_ca0106_pcm_pointer_capture, +}; + +static const struct snd_pcm_ops snd_ca0106_capture_1_ops = { + .open = snd_ca0106_pcm_open_1_capture, + .close = snd_ca0106_pcm_close_capture, + .prepare = snd_ca0106_pcm_prepare_capture, + .trigger = snd_ca0106_pcm_trigger_capture, + .pointer = snd_ca0106_pcm_pointer_capture, +}; + +static const struct snd_pcm_ops snd_ca0106_capture_2_ops = { + .open = snd_ca0106_pcm_open_2_capture, + .close = snd_ca0106_pcm_close_capture, + .prepare = snd_ca0106_pcm_prepare_capture, + .trigger = snd_ca0106_pcm_trigger_capture, + .pointer = snd_ca0106_pcm_pointer_capture, +}; + +static const struct snd_pcm_ops snd_ca0106_capture_3_ops = { + .open = snd_ca0106_pcm_open_3_capture, + .close = snd_ca0106_pcm_close_capture, + .prepare = snd_ca0106_pcm_prepare_capture, + .trigger = snd_ca0106_pcm_trigger_capture, + .pointer = snd_ca0106_pcm_pointer_capture, +}; + +static const struct snd_pcm_ops snd_ca0106_playback_center_lfe_ops = { + .open = snd_ca0106_pcm_open_playback_center_lfe, + .close = snd_ca0106_pcm_close_playback, + .prepare = snd_ca0106_pcm_prepare_playback, + .trigger = snd_ca0106_pcm_trigger_playback, + .pointer = snd_ca0106_pcm_pointer_playback, +}; + +static const struct snd_pcm_ops snd_ca0106_playback_unknown_ops = { + .open = snd_ca0106_pcm_open_playback_unknown, + .close = snd_ca0106_pcm_close_playback, + .prepare = snd_ca0106_pcm_prepare_playback, + .trigger = snd_ca0106_pcm_trigger_playback, + .pointer = snd_ca0106_pcm_pointer_playback, +}; + +static const struct snd_pcm_ops snd_ca0106_playback_rear_ops = { + .open = snd_ca0106_pcm_open_playback_rear, + .close = snd_ca0106_pcm_close_playback, + .prepare = snd_ca0106_pcm_prepare_playback, + .trigger = snd_ca0106_pcm_trigger_playback, + .pointer = snd_ca0106_pcm_pointer_playback, +}; + + +static unsigned short snd_ca0106_ac97_read(struct snd_ac97 *ac97, + unsigned short reg) +{ + struct snd_ca0106 *emu = ac97->private_data; + unsigned long flags; + unsigned short val; + + spin_lock_irqsave(&emu->emu_lock, flags); + outb(reg, emu->port + AC97ADDRESS); + val = inw(emu->port + AC97DATA); + spin_unlock_irqrestore(&emu->emu_lock, flags); + return val; +} + +static void snd_ca0106_ac97_write(struct snd_ac97 *ac97, + unsigned short reg, unsigned short val) +{ + struct snd_ca0106 *emu = ac97->private_data; + unsigned long flags; + + spin_lock_irqsave(&emu->emu_lock, flags); + outb(reg, emu->port + AC97ADDRESS); + outw(val, emu->port + AC97DATA); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + +static int snd_ca0106_ac97(struct snd_ca0106 *chip) +{ + struct snd_ac97_bus *pbus; + struct snd_ac97_template ac97; + int err; + static const struct snd_ac97_bus_ops ops = { + .write = snd_ca0106_ac97_write, + .read = snd_ca0106_ac97_read, + }; + + if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0) + return err; + pbus->no_vra = 1; /* we don't need VRA */ + + memset(&ac97, 0, sizeof(ac97)); + ac97.private_data = chip; + ac97.scaps = AC97_SCAP_NO_SPDIF; + return snd_ac97_mixer(pbus, &ac97, &chip->ac97); +} + +static void ca0106_stop_chip(struct snd_ca0106 *chip); + +static int snd_ca0106_free(struct snd_ca0106 *chip) +{ + if (chip->res_port != NULL) { + /* avoid access to already used hardware */ + ca0106_stop_chip(chip); + } + if (chip->irq >= 0) + free_irq(chip->irq, chip); + // release the data +#if 1 + if (chip->buffer.area) + snd_dma_free_pages(&chip->buffer); +#endif + + // release the i/o port + release_and_free_resource(chip->res_port); + + pci_disable_device(chip->pci); + kfree(chip); + return 0; +} + +static int snd_ca0106_dev_free(struct snd_device *device) +{ + struct snd_ca0106 *chip = device->device_data; + return snd_ca0106_free(chip); +} + +static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id) +{ + unsigned int status; + + struct snd_ca0106 *chip = dev_id; + int i; + int mask; + unsigned int stat76; + struct snd_ca0106_channel *pchannel; + + status = inl(chip->port + IPR); + if (! status) + return IRQ_NONE; + + stat76 = snd_ca0106_ptr_read(chip, EXTENDED_INT, 0); + /* + dev_dbg(emu->card->dev, "interrupt status = 0x%08x, stat76=0x%08x\n", + status, stat76); + dev_dbg(emu->card->dev, "ptr=0x%08x\n", + snd_ca0106_ptr_read(chip, PLAYBACK_POINTER, 0)); + */ + mask = 0x11; /* 0x1 for one half, 0x10 for the other half period. */ + for(i = 0; i < 4; i++) { + pchannel = &(chip->playback_channels[i]); + if (stat76 & mask) { +/* FIXME: Select the correct substream for period elapsed */ + if(pchannel->use) { + snd_pcm_period_elapsed(pchannel->epcm->substream); + /* dev_dbg(emu->card->dev, "interrupt [%d] used\n", i); */ + } + } + /* + dev_dbg(emu->card->dev, "channel=%p\n", pchannel); + dev_dbg(emu->card->dev, "interrupt stat76[%d] = %08x, use=%d, channel=%d\n", i, stat76, pchannel->use, pchannel->number); + */ + mask <<= 1; + } + mask = 0x110000; /* 0x1 for one half, 0x10 for the other half period. */ + for(i = 0; i < 4; i++) { + pchannel = &(chip->capture_channels[i]); + if (stat76 & mask) { +/* FIXME: Select the correct substream for period elapsed */ + if(pchannel->use) { + snd_pcm_period_elapsed(pchannel->epcm->substream); + /* dev_dbg(emu->card->dev, "interrupt [%d] used\n", i); */ + } + } + /* + dev_dbg(emu->card->dev, "channel=%p\n", pchannel); + dev_dbg(emu->card->dev, "interrupt stat76[%d] = %08x, use=%d, channel=%d\n", i, stat76, pchannel->use, pchannel->number); + */ + mask <<= 1; + } + + snd_ca0106_ptr_write(chip, EXTENDED_INT, 0, stat76); + + if (chip->midi.dev_id && + (status & (chip->midi.ipr_tx|chip->midi.ipr_rx))) { + if (chip->midi.interrupt) + chip->midi.interrupt(&chip->midi, status); + else + chip->midi.interrupt_disable(&chip->midi, chip->midi.tx_enable | chip->midi.rx_enable); + } + + // acknowledge the interrupt if necessary + outl(status, chip->port+IPR); + + return IRQ_HANDLED; +} + +static const struct snd_pcm_chmap_elem surround_map[] = { + { .channels = 2, + .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } }, + { } +}; + +static const struct snd_pcm_chmap_elem clfe_map[] = { + { .channels = 2, + .map = { SNDRV_CHMAP_FC, SNDRV_CHMAP_LFE } }, + { } +}; + +static const struct snd_pcm_chmap_elem side_map[] = { + { .channels = 2, + .map = { SNDRV_CHMAP_SL, SNDRV_CHMAP_SR } }, + { } +}; + +static int snd_ca0106_pcm(struct snd_ca0106 *emu, int device) +{ + struct snd_pcm *pcm; + struct snd_pcm_substream *substream; + const struct snd_pcm_chmap_elem *map = NULL; + int err; + + err = snd_pcm_new(emu->card, "ca0106", device, 1, 1, &pcm); + if (err < 0) + return err; + + pcm->private_data = emu; + + switch (device) { + case 0: + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ca0106_playback_front_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ca0106_capture_0_ops); + map = snd_pcm_std_chmaps; + break; + case 1: + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ca0106_playback_rear_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ca0106_capture_1_ops); + map = surround_map; + break; + case 2: + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ca0106_playback_center_lfe_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ca0106_capture_2_ops); + map = clfe_map; + break; + case 3: + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ca0106_playback_unknown_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ca0106_capture_3_ops); + map = side_map; + break; + } + + pcm->info_flags = 0; + strcpy(pcm->name, "CA0106"); + + for(substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; + substream; + substream = substream->next) { + snd_pcm_set_managed_buffer(substream, SNDRV_DMA_TYPE_DEV, + &emu->pci->dev, + 64*1024, 64*1024); + } + + for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; + substream; + substream = substream->next) { + snd_pcm_set_managed_buffer(substream, SNDRV_DMA_TYPE_DEV, + &emu->pci->dev, + 64*1024, 64*1024); + } + + err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, map, 2, + 1 << 2, NULL); + if (err < 0) + return err; + + emu->pcm[device] = pcm; + + return 0; +} + +#define SPI_REG(reg, value) (((reg) << SPI_REG_SHIFT) | (value)) +static const unsigned int spi_dac_init[] = { + SPI_REG(SPI_LDA1_REG, SPI_DA_BIT_0dB), /* 0dB dig. attenuation */ + SPI_REG(SPI_RDA1_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_PL_REG, SPI_PL_BIT_L_L | SPI_PL_BIT_R_R | SPI_IZD_BIT), + SPI_REG(SPI_FMT_REG, SPI_FMT_BIT_I2S | SPI_IWL_BIT_24), + SPI_REG(SPI_LDA2_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_RDA2_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_LDA3_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_RDA3_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_MASTDA_REG, SPI_DA_BIT_0dB), + SPI_REG(9, 0x00), + SPI_REG(SPI_MS_REG, SPI_DACD0_BIT | SPI_DACD1_BIT | SPI_DACD2_BIT), + SPI_REG(12, 0x00), + SPI_REG(SPI_LDA4_REG, SPI_DA_BIT_0dB), + SPI_REG(SPI_RDA4_REG, SPI_DA_BIT_0dB | SPI_DA_BIT_UPDATE), + SPI_REG(SPI_DACD4_REG, SPI_DACD4_BIT), +}; + +static const unsigned int i2c_adc_init[][2] = { + { 0x17, 0x00 }, /* Reset */ + { 0x07, 0x00 }, /* Timeout */ + { 0x0b, 0x22 }, /* Interface control */ + { 0x0c, 0x22 }, /* Master mode control */ + { 0x0d, 0x08 }, /* Powerdown control */ + { 0x0e, 0xcf }, /* Attenuation Left 0x01 = -103dB, 0xff = 24dB */ + { 0x0f, 0xcf }, /* Attenuation Right 0.5dB steps */ + { 0x10, 0x7b }, /* ALC Control 1 */ + { 0x11, 0x00 }, /* ALC Control 2 */ + { 0x12, 0x32 }, /* ALC Control 3 */ + { 0x13, 0x00 }, /* Noise gate control */ + { 0x14, 0xa6 }, /* Limiter control */ + { 0x15, ADC_MUX_LINEIN }, /* ADC Mixer control */ +}; + +static void ca0106_init_chip(struct snd_ca0106 *chip, int resume) +{ + int ch; + unsigned int def_bits; + + outl(0, chip->port + INTE); + + /* + * Init to 0x02109204 : + * Clock accuracy = 0 (1000ppm) + * Sample Rate = 2 (48kHz) + * Audio Channel = 1 (Left of 2) + * Source Number = 0 (Unspecified) + * Generation Status = 1 (Original for Cat Code 12) + * Cat Code = 12 (Digital Signal Mixer) + * Mode = 0 (Mode 0) + * Emphasis = 0 (None) + * CP = 1 (Copyright unasserted) + * AN = 0 (Audio data) + * P = 0 (Consumer) + */ + def_bits = + SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | + SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | + SPCS_GENERATIONSTATUS | 0x00001200 | + 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT; + if (!resume) { + chip->spdif_str_bits[0] = chip->spdif_bits[0] = def_bits; + chip->spdif_str_bits[1] = chip->spdif_bits[1] = def_bits; + chip->spdif_str_bits[2] = chip->spdif_bits[2] = def_bits; + chip->spdif_str_bits[3] = chip->spdif_bits[3] = def_bits; + } + /* Only SPCS1 has been tested */ + snd_ca0106_ptr_write(chip, SPCS1, 0, chip->spdif_str_bits[1]); + snd_ca0106_ptr_write(chip, SPCS0, 0, chip->spdif_str_bits[0]); + snd_ca0106_ptr_write(chip, SPCS2, 0, chip->spdif_str_bits[2]); + snd_ca0106_ptr_write(chip, SPCS3, 0, chip->spdif_str_bits[3]); + + snd_ca0106_ptr_write(chip, PLAYBACK_MUTE, 0, 0x00fc0000); + snd_ca0106_ptr_write(chip, CAPTURE_MUTE, 0, 0x00fc0000); + + /* Write 0x8000 to AC97_REC_GAIN to mute it. */ + outb(AC97_REC_GAIN, chip->port + AC97ADDRESS); + outw(0x8000, chip->port + AC97DATA); +#if 0 /* FIXME: what are these? */ + snd_ca0106_ptr_write(chip, SPCS0, 0, 0x2108006); + snd_ca0106_ptr_write(chip, 0x42, 0, 0x2108006); + snd_ca0106_ptr_write(chip, 0x43, 0, 0x2108006); + snd_ca0106_ptr_write(chip, 0x44, 0, 0x2108006); +#endif + + /* OSS drivers set this. */ + /* snd_ca0106_ptr_write(chip, SPDIF_SELECT2, 0, 0xf0f003f); */ + + /* Analog or Digital output */ + snd_ca0106_ptr_write(chip, SPDIF_SELECT1, 0, 0xf); + /* 0x0b000000 for digital, 0x000b0000 for analog, from win2000 drivers. + * Use 0x000f0000 for surround71 + */ + snd_ca0106_ptr_write(chip, SPDIF_SELECT2, 0, 0x000f0000); + + chip->spdif_enable = 0; /* Set digital SPDIF output off */ + /*snd_ca0106_ptr_write(chip, 0x45, 0, 0);*/ /* Analogue out */ + /*snd_ca0106_ptr_write(chip, 0x45, 0, 0xf00);*/ /* Digital out */ + + /* goes to 0x40c80000 when doing SPDIF IN/OUT */ + snd_ca0106_ptr_write(chip, CAPTURE_CONTROL, 0, 0x40c81000); + /* (Mute) CAPTURE feedback into PLAYBACK volume. + * Only lower 16 bits matter. + */ + snd_ca0106_ptr_write(chip, CAPTURE_CONTROL, 1, 0xffffffff); + /* SPDIF IN Volume */ + snd_ca0106_ptr_write(chip, CAPTURE_CONTROL, 2, 0x30300000); + /* SPDIF IN Volume, 0x70 = (vol & 0x3f) | 0x40 */ + snd_ca0106_ptr_write(chip, CAPTURE_CONTROL, 3, 0x00700000); + + snd_ca0106_ptr_write(chip, PLAYBACK_ROUTING1, 0, 0x32765410); + snd_ca0106_ptr_write(chip, PLAYBACK_ROUTING2, 0, 0x76767676); + snd_ca0106_ptr_write(chip, CAPTURE_ROUTING1, 0, 0x32765410); + snd_ca0106_ptr_write(chip, CAPTURE_ROUTING2, 0, 0x76767676); + + for (ch = 0; ch < 4; ch++) { + /* Only high 16 bits matter */ + snd_ca0106_ptr_write(chip, CAPTURE_VOLUME1, ch, 0x30303030); + snd_ca0106_ptr_write(chip, CAPTURE_VOLUME2, ch, 0x30303030); +#if 0 /* Mute */ + snd_ca0106_ptr_write(chip, PLAYBACK_VOLUME1, ch, 0x40404040); + snd_ca0106_ptr_write(chip, PLAYBACK_VOLUME2, ch, 0x40404040); + snd_ca0106_ptr_write(chip, PLAYBACK_VOLUME1, ch, 0xffffffff); + snd_ca0106_ptr_write(chip, PLAYBACK_VOLUME2, ch, 0xffffffff); +#endif + } + if (chip->details->i2c_adc == 1) { + /* Select MIC, Line in, TAD in, AUX in */ + snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x333300e4); + /* Default to CAPTURE_SOURCE to i2s in */ + if (!resume) + chip->capture_source = 3; + } else if (chip->details->ac97 == 1) { + /* Default to AC97 in */ + snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x444400e4); + /* Default to CAPTURE_SOURCE to AC97 in */ + if (!resume) + chip->capture_source = 4; + } else { + /* Select MIC, Line in, TAD in, AUX in */ + snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x333300e4); + /* Default to Set CAPTURE_SOURCE to i2s in */ + if (!resume) + chip->capture_source = 3; + } + + if (chip->details->gpio_type == 2) { + /* The SB0438 use GPIO differently. */ + /* FIXME: Still need to find out what the other GPIO bits do. + * E.g. For digital spdif out. + */ + outl(0x0, chip->port+GPIO); + /* outl(0x00f0e000, chip->port+GPIO); */ /* Analog */ + outl(0x005f5301, chip->port+GPIO); /* Analog */ + } else if (chip->details->gpio_type == 1) { + /* The SB0410 and SB0413 use GPIO differently. */ + /* FIXME: Still need to find out what the other GPIO bits do. + * E.g. For digital spdif out. + */ + outl(0x0, chip->port+GPIO); + /* outl(0x00f0e000, chip->port+GPIO); */ /* Analog */ + outl(0x005f5301, chip->port+GPIO); /* Analog */ + } else { + outl(0x0, chip->port+GPIO); + outl(0x005f03a3, chip->port+GPIO); /* Analog */ + /* outl(0x005f02a2, chip->port+GPIO); */ /* SPDIF */ + } + snd_ca0106_intr_enable(chip, 0x105); /* Win2000 uses 0x1e0 */ + + /* outl(HCFG_LOCKSOUNDCACHE|HCFG_AUDIOENABLE, chip->port+HCFG); */ + /* 0x1000 causes AC3 to fails. Maybe it effects 24 bit output. */ + /* outl(0x00001409, chip->port+HCFG); */ + /* outl(0x00000009, chip->port+HCFG); */ + /* AC97 2.0, Enable outputs. */ + outl(HCFG_AC97 | HCFG_AUDIOENABLE, chip->port+HCFG); + + if (chip->details->i2c_adc == 1) { + /* The SB0410 and SB0413 use I2C to control ADC. */ + int size, n; + + size = ARRAY_SIZE(i2c_adc_init); + /* dev_dbg(emu->card->dev, "I2C:array size=0x%x\n", size); */ + for (n = 0; n < size; n++) + snd_ca0106_i2c_write(chip, i2c_adc_init[n][0], + i2c_adc_init[n][1]); + for (n = 0; n < 4; n++) { + chip->i2c_capture_volume[n][0] = 0xcf; + chip->i2c_capture_volume[n][1] = 0xcf; + } + chip->i2c_capture_source = 2; /* Line in */ + /* Enable Line-in capture. MIC in currently untested. */ + /* snd_ca0106_i2c_write(chip, ADC_MUX, ADC_MUX_LINEIN); */ + } + + if (chip->details->spi_dac) { + /* The SB0570 use SPI to control DAC. */ + int size, n; + + size = ARRAY_SIZE(spi_dac_init); + for (n = 0; n < size; n++) { + int reg = spi_dac_init[n] >> SPI_REG_SHIFT; + + snd_ca0106_spi_write(chip, spi_dac_init[n]); + if (reg < ARRAY_SIZE(chip->spi_dac_reg)) + chip->spi_dac_reg[reg] = spi_dac_init[n]; + } + + /* Enable front dac only */ + snd_ca0106_pcm_power_dac(chip, PCM_FRONT_CHANNEL, 1); + } +} + +static void ca0106_stop_chip(struct snd_ca0106 *chip) +{ + /* disable interrupts */ + snd_ca0106_ptr_write(chip, BASIC_INTERRUPT, 0, 0); + outl(0, chip->port + INTE); + snd_ca0106_ptr_write(chip, EXTENDED_INT_MASK, 0, 0); + udelay(1000); + /* disable audio */ + /* outl(HCFG_LOCKSOUNDCACHE, chip->port + HCFG); */ + outl(0, chip->port + HCFG); + /* FIXME: We need to stop and DMA transfers here. + * But as I am not sure how yet, we cannot from the dma pages. + * So we can fix: snd-malloc: Memory leak? pages not freed = 8 + */ +} + +static int snd_ca0106_create(int dev, struct snd_card *card, + struct pci_dev *pci, + struct snd_ca0106 **rchip) +{ + struct snd_ca0106 *chip; + const struct snd_ca0106_details *c; + int err; + static const struct snd_device_ops ops = { + .dev_free = snd_ca0106_dev_free, + }; + + *rchip = NULL; + + err = pci_enable_device(pci); + if (err < 0) + return err; + if (dma_set_mask(&pci->dev, DMA_BIT_MASK(32)) < 0 || + dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(32)) < 0) { + dev_err(card->dev, "error to set 32bit mask DMA\n"); + pci_disable_device(pci); + return -ENXIO; + } + + chip = kzalloc(sizeof(*chip), GFP_KERNEL); + if (chip == NULL) { + pci_disable_device(pci); + return -ENOMEM; + } + + chip->card = card; + chip->pci = pci; + chip->irq = -1; + + spin_lock_init(&chip->emu_lock); + + chip->port = pci_resource_start(pci, 0); + chip->res_port = request_region(chip->port, 0x20, "snd_ca0106"); + if (!chip->res_port) { + snd_ca0106_free(chip); + dev_err(card->dev, "cannot allocate the port\n"); + return -EBUSY; + } + + if (request_irq(pci->irq, snd_ca0106_interrupt, + IRQF_SHARED, KBUILD_MODNAME, chip)) { + snd_ca0106_free(chip); + dev_err(card->dev, "cannot grab irq\n"); + return -EBUSY; + } + chip->irq = pci->irq; + card->sync_irq = chip->irq; + + /* This stores the periods table. */ + if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, + 1024, &chip->buffer) < 0) { + snd_ca0106_free(chip); + return -ENOMEM; + } + + pci_set_master(pci); + /* read serial */ + pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &chip->serial); + pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &chip->model); + dev_info(card->dev, "Model %04x Rev %08x Serial %08x\n", + chip->model, pci->revision, chip->serial); + strcpy(card->driver, "CA0106"); + strcpy(card->shortname, "CA0106"); + + for (c = ca0106_chip_details; c->serial; c++) { + if (subsystem[dev]) { + if (c->serial == subsystem[dev]) + break; + } else if (c->serial == chip->serial) + break; + } + chip->details = c; + if (subsystem[dev]) { + dev_info(card->dev, "Sound card name=%s, " + "subsystem=0x%x. Forced to subsystem=0x%x\n", + c->name, chip->serial, subsystem[dev]); + } + + sprintf(card->longname, "%s at 0x%lx irq %i", + c->name, chip->port, chip->irq); + + ca0106_init_chip(chip, 0); + + err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); + if (err < 0) { + snd_ca0106_free(chip); + return err; + } + *rchip = chip; + return 0; +} + + +static void ca0106_midi_interrupt_enable(struct snd_ca_midi *midi, int intr) +{ + snd_ca0106_intr_enable((struct snd_ca0106 *)(midi->dev_id), intr); +} + +static void ca0106_midi_interrupt_disable(struct snd_ca_midi *midi, int intr) +{ + snd_ca0106_intr_disable((struct snd_ca0106 *)(midi->dev_id), intr); +} + +static unsigned char ca0106_midi_read(struct snd_ca_midi *midi, int idx) +{ + return (unsigned char)snd_ca0106_ptr_read((struct snd_ca0106 *)(midi->dev_id), + midi->port + idx, 0); +} + +static void ca0106_midi_write(struct snd_ca_midi *midi, int data, int idx) +{ + snd_ca0106_ptr_write((struct snd_ca0106 *)(midi->dev_id), midi->port + idx, 0, data); +} + +static struct snd_card *ca0106_dev_id_card(void *dev_id) +{ + return ((struct snd_ca0106 *)dev_id)->card; +} + +static int ca0106_dev_id_port(void *dev_id) +{ + return ((struct snd_ca0106 *)dev_id)->port; +} + +static int snd_ca0106_midi(struct snd_ca0106 *chip, unsigned int channel) +{ + struct snd_ca_midi *midi; + char *name; + int err; + + if (channel == CA0106_MIDI_CHAN_B) { + name = "CA0106 MPU-401 (UART) B"; + midi = &chip->midi2; + midi->tx_enable = INTE_MIDI_TX_B; + midi->rx_enable = INTE_MIDI_RX_B; + midi->ipr_tx = IPR_MIDI_TX_B; + midi->ipr_rx = IPR_MIDI_RX_B; + midi->port = MIDI_UART_B_DATA; + } else { + name = "CA0106 MPU-401 (UART)"; + midi = &chip->midi; + midi->tx_enable = INTE_MIDI_TX_A; + midi->rx_enable = INTE_MIDI_TX_B; + midi->ipr_tx = IPR_MIDI_TX_A; + midi->ipr_rx = IPR_MIDI_RX_A; + midi->port = MIDI_UART_A_DATA; + } + + midi->reset = CA0106_MPU401_RESET; + midi->enter_uart = CA0106_MPU401_ENTER_UART; + midi->ack = CA0106_MPU401_ACK; + + midi->input_avail = CA0106_MIDI_INPUT_AVAIL; + midi->output_ready = CA0106_MIDI_OUTPUT_READY; + + midi->channel = channel; + + midi->interrupt_enable = ca0106_midi_interrupt_enable; + midi->interrupt_disable = ca0106_midi_interrupt_disable; + + midi->read = ca0106_midi_read; + midi->write = ca0106_midi_write; + + midi->get_dev_id_card = ca0106_dev_id_card; + midi->get_dev_id_port = ca0106_dev_id_port; + + midi->dev_id = chip; + + if ((err = ca_midi_init(chip, midi, 0, name)) < 0) + return err; + + return 0; +} + + +static int snd_ca0106_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct snd_card *card; + struct snd_ca0106 *chip; + int i, err; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + 0, &card); + if (err < 0) + return err; + + err = snd_ca0106_create(dev, card, pci, &chip); + if (err < 0) + goto error; + card->private_data = chip; + + for (i = 0; i < 4; i++) { + err = snd_ca0106_pcm(chip, i); + if (err < 0) + goto error; + } + + if (chip->details->ac97 == 1) { + /* The SB0410 and SB0413 do not have an AC97 chip. */ + err = snd_ca0106_ac97(chip); + if (err < 0) + goto error; + } + err = snd_ca0106_mixer(chip); + if (err < 0) + goto error; + + dev_dbg(card->dev, "probe for MIDI channel A ..."); + err = snd_ca0106_midi(chip, CA0106_MIDI_CHAN_A); + if (err < 0) + goto error; + dev_dbg(card->dev, " done.\n"); + +#ifdef CONFIG_SND_PROC_FS + snd_ca0106_proc_init(chip); +#endif + + err = snd_card_register(card); + if (err < 0) + goto error; + + pci_set_drvdata(pci, card); + dev++; + return 0; + + error: + snd_card_free(card); + return err; +} + +static void snd_ca0106_remove(struct pci_dev *pci) +{ + snd_card_free(pci_get_drvdata(pci)); +} + +#ifdef CONFIG_PM_SLEEP +static int snd_ca0106_suspend(struct device *dev) +{ + struct snd_card *card = dev_get_drvdata(dev); + struct snd_ca0106 *chip = card->private_data; + + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + if (chip->details->ac97) + snd_ac97_suspend(chip->ac97); + snd_ca0106_mixer_suspend(chip); + + ca0106_stop_chip(chip); + return 0; +} + +static int snd_ca0106_resume(struct device *dev) +{ + struct snd_card *card = dev_get_drvdata(dev); + struct snd_ca0106 *chip = card->private_data; + int i; + + ca0106_init_chip(chip, 1); + + if (chip->details->ac97) + snd_ac97_resume(chip->ac97); + snd_ca0106_mixer_resume(chip); + if (chip->details->spi_dac) { + for (i = 0; i < ARRAY_SIZE(chip->spi_dac_reg); i++) + snd_ca0106_spi_write(chip, chip->spi_dac_reg[i]); + } + + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} + +static SIMPLE_DEV_PM_OPS(snd_ca0106_pm, snd_ca0106_suspend, snd_ca0106_resume); +#define SND_CA0106_PM_OPS &snd_ca0106_pm +#else +#define SND_CA0106_PM_OPS NULL +#endif + +// PCI IDs +static const struct pci_device_id snd_ca0106_ids[] = { + { PCI_VDEVICE(CREATIVE, 0x0007), 0 }, /* Audigy LS or Live 24bit */ + { 0, } +}; +MODULE_DEVICE_TABLE(pci, snd_ca0106_ids); + +// pci_driver definition +static struct pci_driver ca0106_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_ca0106_ids, + .probe = snd_ca0106_probe, + .remove = snd_ca0106_remove, + .driver = { + .pm = SND_CA0106_PM_OPS, + }, +}; + +module_pci_driver(ca0106_driver); |