diff options
Diffstat (limited to 'sound/pci/fm801.c')
| -rw-r--r-- | sound/pci/fm801.c | 1463 |
1 files changed, 1463 insertions, 0 deletions
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c new file mode 100644 index 000000000..e3fb9c610 --- /dev/null +++ b/sound/pci/fm801.c @@ -0,0 +1,1463 @@ +/* + * The driver for the ForteMedia FM801 based soundcards + * Copyright (c) by Jaroslav Kysela <perex@perex.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. + * + */ + +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/tlv.h> +#include <sound/ac97_codec.h> +#include <sound/mpu401.h> +#include <sound/opl3.h> +#include <sound/initval.h> + +#ifdef CONFIG_SND_FM801_TEA575X_BOOL +#include <media/drv-intf/tea575x.h> +#endif + +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); +MODULE_DESCRIPTION("ForteMedia FM801"); +MODULE_LICENSE("GPL"); +MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801}," + "{Genius,SoundMaker Live 5.1}}"); + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ +/* + * Enable TEA575x tuner + * 1 = MediaForte 256-PCS + * 2 = MediaForte 256-PCP + * 3 = MediaForte 64-PCR + * 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card + * High 16-bits are video (radio) device number + 1 + */ +static int tea575x_tuner[SNDRV_CARDS]; +static int radio_nr[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for the FM801 soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for the FM801 soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable FM801 soundcard."); +module_param_array(tea575x_tuner, int, NULL, 0444); +MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only)."); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); + + +#define TUNER_DISABLED (1<<3) +#define TUNER_ONLY (1<<4) +#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF) + +/* + * Direct registers + */ + +#define fm801_writew(chip,reg,value) outw((value), chip->port + FM801_##reg) +#define fm801_readw(chip,reg) inw(chip->port + FM801_##reg) + +#define fm801_writel(chip,reg,value) outl((value), chip->port + FM801_##reg) + +#define FM801_PCM_VOL 0x00 /* PCM Output Volume */ +#define FM801_FM_VOL 0x02 /* FM Output Volume */ +#define FM801_I2S_VOL 0x04 /* I2S Volume */ +#define FM801_REC_SRC 0x06 /* Record Source */ +#define FM801_PLY_CTRL 0x08 /* Playback Control */ +#define FM801_PLY_COUNT 0x0a /* Playback Count */ +#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */ +#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */ +#define FM801_CAP_CTRL 0x14 /* Capture Control */ +#define FM801_CAP_COUNT 0x16 /* Capture Count */ +#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */ +#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */ +#define FM801_CODEC_CTRL 0x22 /* Codec Control */ +#define FM801_I2S_MODE 0x24 /* I2S Mode Control */ +#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */ +#define FM801_I2C_CTRL 0x29 /* I2C Control */ +#define FM801_AC97_CMD 0x2a /* AC'97 Command */ +#define FM801_AC97_DATA 0x2c /* AC'97 Data */ +#define FM801_MPU401_DATA 0x30 /* MPU401 Data */ +#define FM801_MPU401_CMD 0x31 /* MPU401 Command */ +#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */ +#define FM801_GEN_CTRL 0x54 /* General Control */ +#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */ +#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */ +#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */ +#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */ +#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */ +#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */ +#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */ + +/* codec access */ +#define FM801_AC97_READ (1<<7) /* read=1, write=0 */ +#define FM801_AC97_VALID (1<<8) /* port valid=1 */ +#define FM801_AC97_BUSY (1<<9) /* busy=1 */ +#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */ + +/* playback and record control register bits */ +#define FM801_BUF1_LAST (1<<1) +#define FM801_BUF2_LAST (1<<2) +#define FM801_START (1<<5) +#define FM801_PAUSE (1<<6) +#define FM801_IMMED_STOP (1<<7) +#define FM801_RATE_SHIFT 8 +#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT) +#define FM801_CHANNELS_4 (1<<12) /* playback only */ +#define FM801_CHANNELS_6 (2<<12) /* playback only */ +#define FM801_CHANNELS_6MS (3<<12) /* playback only */ +#define FM801_CHANNELS_MASK (3<<12) +#define FM801_16BIT (1<<14) +#define FM801_STEREO (1<<15) + +/* IRQ status bits */ +#define FM801_IRQ_PLAYBACK (1<<8) +#define FM801_IRQ_CAPTURE (1<<9) +#define FM801_IRQ_VOLUME (1<<14) +#define FM801_IRQ_MPU (1<<15) + +/* GPIO control register */ +#define FM801_GPIO_GP0 (1<<0) /* read/write */ +#define FM801_GPIO_GP1 (1<<1) +#define FM801_GPIO_GP2 (1<<2) +#define FM801_GPIO_GP3 (1<<3) +#define FM801_GPIO_GP(x) (1<<(0+(x))) +#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/ +#define FM801_GPIO_GD1 (1<<9) +#define FM801_GPIO_GD2 (1<<10) +#define FM801_GPIO_GD3 (1<<11) +#define FM801_GPIO_GD(x) (1<<(8+(x))) +#define FM801_GPIO_GS0 (1<<12) /* function select: */ +#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */ +#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */ +#define FM801_GPIO_GS3 (1<<15) +#define FM801_GPIO_GS(x) (1<<(12+(x))) + +/** + * struct fm801 - describes FM801 chip + * @port: I/O port number + * @multichannel: multichannel support + * @secondary: secondary codec + * @secondary_addr: address of the secondary codec + * @tea575x_tuner: tuner access method & flags + * @ply_ctrl: playback control + * @cap_ctrl: capture control + */ +struct fm801 { + struct device *dev; + int irq; + + unsigned long port; + unsigned int multichannel: 1, + secondary: 1; + unsigned char secondary_addr; + unsigned int tea575x_tuner; + + unsigned short ply_ctrl; + unsigned short cap_ctrl; + + unsigned long ply_buffer; + unsigned int ply_buf; + unsigned int ply_count; + unsigned int ply_size; + unsigned int ply_pos; + + unsigned long cap_buffer; + unsigned int cap_buf; + unsigned int cap_count; + unsigned int cap_size; + unsigned int cap_pos; + + struct snd_ac97_bus *ac97_bus; + struct snd_ac97 *ac97; + struct snd_ac97 *ac97_sec; + + struct snd_card *card; + struct snd_pcm *pcm; + struct snd_rawmidi *rmidi; + struct snd_pcm_substream *playback_substream; + struct snd_pcm_substream *capture_substream; + unsigned int p_dma_size; + unsigned int c_dma_size; + + spinlock_t reg_lock; + struct snd_info_entry *proc_entry; + +#ifdef CONFIG_SND_FM801_TEA575X_BOOL + struct v4l2_device v4l2_dev; + struct snd_tea575x tea; +#endif + +#ifdef CONFIG_PM_SLEEP + u16 saved_regs[0x20]; +#endif +}; + +/* + * IO accessors + */ + +static inline void fm801_iowrite16(struct fm801 *chip, unsigned short offset, u16 value) +{ + outw(value, chip->port + offset); +} + +static inline u16 fm801_ioread16(struct fm801 *chip, unsigned short offset) +{ + return inw(chip->port + offset); +} + +static const struct pci_device_id snd_fm801_ids[] = { + { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */ + { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */ + { 0, } +}; + +MODULE_DEVICE_TABLE(pci, snd_fm801_ids); + +/* + * common I/O routines + */ + +static bool fm801_ac97_is_ready(struct fm801 *chip, unsigned int iterations) +{ + unsigned int idx; + + for (idx = 0; idx < iterations; idx++) { + if (!(fm801_readw(chip, AC97_CMD) & FM801_AC97_BUSY)) + return true; + udelay(10); + } + return false; +} + +static bool fm801_ac97_is_valid(struct fm801 *chip, unsigned int iterations) +{ + unsigned int idx; + + for (idx = 0; idx < iterations; idx++) { + if (fm801_readw(chip, AC97_CMD) & FM801_AC97_VALID) + return true; + udelay(10); + } + return false; +} + +static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg, + unsigned short mask, unsigned short value) +{ + int change; + unsigned long flags; + unsigned short old, new; + + spin_lock_irqsave(&chip->reg_lock, flags); + old = fm801_ioread16(chip, reg); + new = (old & ~mask) | value; + change = old != new; + if (change) + fm801_iowrite16(chip, reg, new); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +static void snd_fm801_codec_write(struct snd_ac97 *ac97, + unsigned short reg, + unsigned short val) +{ + struct fm801 *chip = ac97->private_data; + + /* + * Wait until the codec interface is not ready.. + */ + if (!fm801_ac97_is_ready(chip, 100)) { + dev_err(chip->card->dev, "AC'97 interface is busy (1)\n"); + return; + } + + /* write data and address */ + fm801_writew(chip, AC97_DATA, val); + fm801_writew(chip, AC97_CMD, reg | (ac97->addr << FM801_AC97_ADDR_SHIFT)); + /* + * Wait until the write command is not completed.. + */ + if (!fm801_ac97_is_ready(chip, 1000)) + dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", + ac97->num); +} + +static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg) +{ + struct fm801 *chip = ac97->private_data; + + /* + * Wait until the codec interface is not ready.. + */ + if (!fm801_ac97_is_ready(chip, 100)) { + dev_err(chip->card->dev, "AC'97 interface is busy (1)\n"); + return 0; + } + + /* read command */ + fm801_writew(chip, AC97_CMD, + reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ); + if (!fm801_ac97_is_ready(chip, 100)) { + dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", + ac97->num); + return 0; + } + + if (!fm801_ac97_is_valid(chip, 1000)) { + dev_err(chip->card->dev, + "AC'97 interface #%d is not valid (2)\n", ac97->num); + return 0; + } + + return fm801_readw(chip, AC97_DATA); +} + +static const unsigned int rates[] = { + 5500, 8000, 9600, 11025, + 16000, 19200, 22050, 32000, + 38400, 44100, 48000 +}; + +static const struct snd_pcm_hw_constraint_list hw_constraints_rates = { + .count = ARRAY_SIZE(rates), + .list = rates, + .mask = 0, +}; + +static const unsigned int channels[] = { + 2, 4, 6 +}; + +static const struct snd_pcm_hw_constraint_list hw_constraints_channels = { + .count = ARRAY_SIZE(channels), + .list = channels, + .mask = 0, +}; + +/* + * Sample rate routines + */ + +static unsigned short snd_fm801_rate_bits(unsigned int rate) +{ + unsigned int idx; + + for (idx = 0; idx < ARRAY_SIZE(rates); idx++) + if (rates[idx] == rate) + return idx; + snd_BUG(); + return ARRAY_SIZE(rates) - 1; +} + +/* + * PCM part + */ + +static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream, + int cmd) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + + spin_lock(&chip->reg_lock); + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + chip->ply_ctrl &= ~(FM801_BUF1_LAST | + FM801_BUF2_LAST | + FM801_PAUSE); + chip->ply_ctrl |= FM801_START | + FM801_IMMED_STOP; + break; + case SNDRV_PCM_TRIGGER_STOP: + chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE); + break; + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_SUSPEND: + chip->ply_ctrl |= FM801_PAUSE; + break; + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + case SNDRV_PCM_TRIGGER_RESUME: + chip->ply_ctrl &= ~FM801_PAUSE; + break; + default: + spin_unlock(&chip->reg_lock); + snd_BUG(); + return -EINVAL; + } + fm801_writew(chip, PLY_CTRL, chip->ply_ctrl); + spin_unlock(&chip->reg_lock); + return 0; +} + +static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream, + int cmd) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + + spin_lock(&chip->reg_lock); + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + chip->cap_ctrl &= ~(FM801_BUF1_LAST | + FM801_BUF2_LAST | + FM801_PAUSE); + chip->cap_ctrl |= FM801_START | + FM801_IMMED_STOP; + break; + case SNDRV_PCM_TRIGGER_STOP: + chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE); + break; + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_SUSPEND: + chip->cap_ctrl |= FM801_PAUSE; + break; + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + case SNDRV_PCM_TRIGGER_RESUME: + chip->cap_ctrl &= ~FM801_PAUSE; + break; + default: + spin_unlock(&chip->reg_lock); + snd_BUG(); + return -EINVAL; + } + fm801_writew(chip, CAP_CTRL, chip->cap_ctrl); + spin_unlock(&chip->reg_lock); + return 0; +} + +static int snd_fm801_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); +} + +static int snd_fm801_hw_free(struct snd_pcm_substream *substream) +{ + return snd_pcm_lib_free_pages(substream); +} + +static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + chip->ply_size = snd_pcm_lib_buffer_bytes(substream); + chip->ply_count = snd_pcm_lib_period_bytes(substream); + spin_lock_irq(&chip->reg_lock); + chip->ply_ctrl &= ~(FM801_START | FM801_16BIT | + FM801_STEREO | FM801_RATE_MASK | + FM801_CHANNELS_MASK); + if (snd_pcm_format_width(runtime->format) == 16) + chip->ply_ctrl |= FM801_16BIT; + if (runtime->channels > 1) { + chip->ply_ctrl |= FM801_STEREO; + if (runtime->channels == 4) + chip->ply_ctrl |= FM801_CHANNELS_4; + else if (runtime->channels == 6) + chip->ply_ctrl |= FM801_CHANNELS_6; + } + chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; + chip->ply_buf = 0; + fm801_writew(chip, PLY_CTRL, chip->ply_ctrl); + fm801_writew(chip, PLY_COUNT, chip->ply_count - 1); + chip->ply_buffer = runtime->dma_addr; + chip->ply_pos = 0; + fm801_writel(chip, PLY_BUF1, chip->ply_buffer); + fm801_writel(chip, PLY_BUF2, + chip->ply_buffer + (chip->ply_count % chip->ply_size)); + spin_unlock_irq(&chip->reg_lock); + return 0; +} + +static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + chip->cap_size = snd_pcm_lib_buffer_bytes(substream); + chip->cap_count = snd_pcm_lib_period_bytes(substream); + spin_lock_irq(&chip->reg_lock); + chip->cap_ctrl &= ~(FM801_START | FM801_16BIT | + FM801_STEREO | FM801_RATE_MASK); + if (snd_pcm_format_width(runtime->format) == 16) + chip->cap_ctrl |= FM801_16BIT; + if (runtime->channels > 1) + chip->cap_ctrl |= FM801_STEREO; + chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; + chip->cap_buf = 0; + fm801_writew(chip, CAP_CTRL, chip->cap_ctrl); + fm801_writew(chip, CAP_COUNT, chip->cap_count - 1); + chip->cap_buffer = runtime->dma_addr; + chip->cap_pos = 0; + fm801_writel(chip, CAP_BUF1, chip->cap_buffer); + fm801_writel(chip, CAP_BUF2, + chip->cap_buffer + (chip->cap_count % chip->cap_size)); + spin_unlock_irq(&chip->reg_lock); + return 0; +} + +static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + size_t ptr; + + if (!(chip->ply_ctrl & FM801_START)) + return 0; + spin_lock(&chip->reg_lock); + ptr = chip->ply_pos + (chip->ply_count - 1) - fm801_readw(chip, PLY_COUNT); + if (fm801_readw(chip, IRQ_STATUS) & FM801_IRQ_PLAYBACK) { + ptr += chip->ply_count; + ptr %= chip->ply_size; + } + spin_unlock(&chip->reg_lock); + return bytes_to_frames(substream->runtime, ptr); +} + +static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + size_t ptr; + + if (!(chip->cap_ctrl & FM801_START)) + return 0; + spin_lock(&chip->reg_lock); + ptr = chip->cap_pos + (chip->cap_count - 1) - fm801_readw(chip, CAP_COUNT); + if (fm801_readw(chip, IRQ_STATUS) & FM801_IRQ_CAPTURE) { + ptr += chip->cap_count; + ptr %= chip->cap_size; + } + spin_unlock(&chip->reg_lock); + return bytes_to_frames(substream->runtime, ptr); +} + +static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id) +{ + struct fm801 *chip = dev_id; + unsigned short status; + unsigned int tmp; + + status = fm801_readw(chip, IRQ_STATUS); + status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME; + if (! status) + return IRQ_NONE; + /* ack first */ + fm801_writew(chip, IRQ_STATUS, status); + if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) { + spin_lock(&chip->reg_lock); + chip->ply_buf++; + chip->ply_pos += chip->ply_count; + chip->ply_pos %= chip->ply_size; + tmp = chip->ply_pos + chip->ply_count; + tmp %= chip->ply_size; + if (chip->ply_buf & 1) + fm801_writel(chip, PLY_BUF1, chip->ply_buffer + tmp); + else + fm801_writel(chip, PLY_BUF2, chip->ply_buffer + tmp); + spin_unlock(&chip->reg_lock); + snd_pcm_period_elapsed(chip->playback_substream); + } + if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) { + spin_lock(&chip->reg_lock); + chip->cap_buf++; + chip->cap_pos += chip->cap_count; + chip->cap_pos %= chip->cap_size; + tmp = chip->cap_pos + chip->cap_count; + tmp %= chip->cap_size; + if (chip->cap_buf & 1) + fm801_writel(chip, CAP_BUF1, chip->cap_buffer + tmp); + else + fm801_writel(chip, CAP_BUF2, chip->cap_buffer + tmp); + spin_unlock(&chip->reg_lock); + snd_pcm_period_elapsed(chip->capture_substream); + } + if (chip->rmidi && (status & FM801_IRQ_MPU)) + snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data); + if (status & FM801_IRQ_VOLUME) { + /* TODO */ + } + + return IRQ_HANDLED; +} + +static const struct snd_pcm_hardware snd_fm801_playback = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP_VALID), + .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, + .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, + .rate_min = 5500, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (128*1024), + .period_bytes_min = 64, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static const struct snd_pcm_hardware snd_fm801_capture = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP_VALID), + .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, + .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, + .rate_min = 5500, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (128*1024), + .period_bytes_min = 64, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static int snd_fm801_playback_open(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + chip->playback_substream = substream; + runtime->hw = snd_fm801_playback; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &hw_constraints_rates); + if (chip->multichannel) { + runtime->hw.channels_max = 6; + snd_pcm_hw_constraint_list(runtime, 0, + SNDRV_PCM_HW_PARAM_CHANNELS, + &hw_constraints_channels); + } + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + return 0; +} + +static int snd_fm801_capture_open(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + chip->capture_substream = substream; + runtime->hw = snd_fm801_capture; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &hw_constraints_rates); + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + return 0; +} + +static int snd_fm801_playback_close(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + + chip->playback_substream = NULL; + return 0; +} + +static int snd_fm801_capture_close(struct snd_pcm_substream *substream) +{ + struct fm801 *chip = snd_pcm_substream_chip(substream); + + chip->capture_substream = NULL; + return 0; +} + +static const struct snd_pcm_ops snd_fm801_playback_ops = { + .open = snd_fm801_playback_open, + .close = snd_fm801_playback_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_fm801_hw_params, + .hw_free = snd_fm801_hw_free, + .prepare = snd_fm801_playback_prepare, + .trigger = snd_fm801_playback_trigger, + .pointer = snd_fm801_playback_pointer, +}; + +static const struct snd_pcm_ops snd_fm801_capture_ops = { + .open = snd_fm801_capture_open, + .close = snd_fm801_capture_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_fm801_hw_params, + .hw_free = snd_fm801_hw_free, + .prepare = snd_fm801_capture_prepare, + .trigger = snd_fm801_capture_trigger, + .pointer = snd_fm801_capture_pointer, +}; + +static int snd_fm801_pcm(struct fm801 *chip, int device) +{ + struct pci_dev *pdev = to_pci_dev(chip->dev); + struct snd_pcm *pcm; + int err; + + if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0) + return err; + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops); + + pcm->private_data = chip; + pcm->info_flags = 0; + strcpy(pcm->name, "FM801"); + chip->pcm = pcm; + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_pci_data(pdev), + chip->multichannel ? 128*1024 : 64*1024, 128*1024); + + return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, + snd_pcm_alt_chmaps, + chip->multichannel ? 6 : 2, 0, + NULL); +} + +/* + * TEA5757 radio + */ + +#ifdef CONFIG_SND_FM801_TEA575X_BOOL + +/* GPIO to TEA575x maps */ +struct snd_fm801_tea575x_gpio { + u8 data, clk, wren, most; + char *name; +}; + +static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = { + { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" }, + { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" }, + { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" }, +}; + +#define get_tea575x_gpio(chip) \ + (&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1]) + +static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins) +{ + struct fm801 *chip = tea->private_data; + unsigned short reg = fm801_readw(chip, GPIO_CTRL); + struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); + + reg &= ~(FM801_GPIO_GP(gpio.data) | + FM801_GPIO_GP(gpio.clk) | + FM801_GPIO_GP(gpio.wren)); + + reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0; + reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0; + /* WRITE_ENABLE is inverted */ + reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren); + + fm801_writew(chip, GPIO_CTRL, reg); +} + +static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea) +{ + struct fm801 *chip = tea->private_data; + unsigned short reg = fm801_readw(chip, GPIO_CTRL); + struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); + u8 ret; + + ret = 0; + if (reg & FM801_GPIO_GP(gpio.data)) + ret |= TEA575X_DATA; + if (reg & FM801_GPIO_GP(gpio.most)) + ret |= TEA575X_MOST; + return ret; +} + +static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output) +{ + struct fm801 *chip = tea->private_data; + unsigned short reg = fm801_readw(chip, GPIO_CTRL); + struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); + + /* use GPIO lines and set write enable bit */ + reg |= FM801_GPIO_GS(gpio.data) | + FM801_GPIO_GS(gpio.wren) | + FM801_GPIO_GS(gpio.clk) | + FM801_GPIO_GS(gpio.most); + if (output) { + /* all of lines are in the write direction */ + /* clear data and clock lines */ + reg &= ~(FM801_GPIO_GD(gpio.data) | + FM801_GPIO_GD(gpio.wren) | + FM801_GPIO_GD(gpio.clk) | + FM801_GPIO_GP(gpio.data) | + FM801_GPIO_GP(gpio.clk) | + FM801_GPIO_GP(gpio.wren)); + } else { + /* use GPIO lines, set data direction to input */ + reg |= FM801_GPIO_GD(gpio.data) | + FM801_GPIO_GD(gpio.most) | + FM801_GPIO_GP(gpio.data) | + FM801_GPIO_GP(gpio.most) | + FM801_GPIO_GP(gpio.wren); + /* all of lines are in the write direction, except data */ + /* clear data, write enable and clock lines */ + reg &= ~(FM801_GPIO_GD(gpio.wren) | + FM801_GPIO_GD(gpio.clk) | + FM801_GPIO_GP(gpio.clk)); + } + + fm801_writew(chip, GPIO_CTRL, reg); +} + +static const struct snd_tea575x_ops snd_fm801_tea_ops = { + .set_pins = snd_fm801_tea575x_set_pins, + .get_pins = snd_fm801_tea575x_get_pins, + .set_direction = snd_fm801_tea575x_set_direction, +}; +#endif + +/* + * Mixer routines + */ + +#define FM801_SINGLE(xname, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \ + .get = snd_fm801_get_single, .put = snd_fm801_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +static int snd_fm801_info_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + int mask = (kcontrol->private_value >> 16) & 0xff; + + 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_fm801_get_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift = (kcontrol->private_value >> 8) & 0xff; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + long *value = ucontrol->value.integer.value; + + value[0] = (fm801_ioread16(chip, reg) >> shift) & mask; + if (invert) + value[0] = mask - value[0]; + return 0; +} + +static int snd_fm801_put_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift = (kcontrol->private_value >> 8) & 0xff; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + unsigned short val; + + val = (ucontrol->value.integer.value[0] & mask); + if (invert) + val = mask - val; + return snd_fm801_update_bits(chip, reg, mask << shift, val << shift); +} + +#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \ + .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ + .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) } +#define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ + .name = xname, .info = snd_fm801_info_double, \ + .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ + .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \ + .tlv = { .p = (xtlv) } } + +static int snd_fm801_info_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + int mask = (kcontrol->private_value >> 16) & 0xff; + + uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_fm801_get_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift_left = (kcontrol->private_value >> 8) & 0x0f; + int shift_right = (kcontrol->private_value >> 12) & 0x0f; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + long *value = ucontrol->value.integer.value; + + spin_lock_irq(&chip->reg_lock); + value[0] = (fm801_ioread16(chip, reg) >> shift_left) & mask; + value[1] = (fm801_ioread16(chip, reg) >> shift_right) & mask; + spin_unlock_irq(&chip->reg_lock); + if (invert) { + value[0] = mask - value[0]; + value[1] = mask - value[1]; + } + return 0; +} + +static int snd_fm801_put_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift_left = (kcontrol->private_value >> 8) & 0x0f; + int shift_right = (kcontrol->private_value >> 12) & 0x0f; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + unsigned short val1, val2; + + val1 = ucontrol->value.integer.value[0] & mask; + val2 = ucontrol->value.integer.value[1] & mask; + if (invert) { + val1 = mask - val1; + val2 = mask - val2; + } + return snd_fm801_update_bits(chip, reg, + (mask << shift_left) | (mask << shift_right), + (val1 << shift_left ) | (val2 << shift_right)); +} + +static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[5] = { + "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary" + }; + + return snd_ctl_enum_info(uinfo, 1, 5, texts); +} + +static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + unsigned short val; + + val = fm801_readw(chip, REC_SRC) & 7; + if (val > 4) + val = 4; + ucontrol->value.enumerated.item[0] = val; + return 0; +} + +static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct fm801 *chip = snd_kcontrol_chip(kcontrol); + unsigned short val; + + if ((val = ucontrol->value.enumerated.item[0]) > 4) + return -EINVAL; + return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val); +} + +static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0); + +#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls) + +static struct snd_kcontrol_new snd_fm801_controls[] = { +FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1, + db_scale_dsp), +FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1), +FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1, + db_scale_dsp), +FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1), +FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1, + db_scale_dsp), +FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1), +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Digital Capture Source", + .info = snd_fm801_info_mux, + .get = snd_fm801_get_mux, + .put = snd_fm801_put_mux, +} +}; + +#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi) + +static struct snd_kcontrol_new snd_fm801_controls_multi[] = { +FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0), +FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0), +FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0), +FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0), +FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0), +FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0), +}; + +static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus) +{ + struct fm801 *chip = bus->private_data; + chip->ac97_bus = NULL; +} + +static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97) +{ + struct fm801 *chip = ac97->private_data; + if (ac97->num == 0) { + chip->ac97 = NULL; + } else { + chip->ac97_sec = NULL; + } +} + +static int snd_fm801_mixer(struct fm801 *chip) +{ + struct snd_ac97_template ac97; + unsigned int i; + int err; + static struct snd_ac97_bus_ops ops = { + .write = snd_fm801_codec_write, + .read = snd_fm801_codec_read, + }; + + if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0) + return err; + chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus; + + memset(&ac97, 0, sizeof(ac97)); + ac97.private_data = chip; + ac97.private_free = snd_fm801_mixer_free_ac97; + if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0) + return err; + if (chip->secondary) { + ac97.num = 1; + ac97.addr = chip->secondary_addr; + if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0) + return err; + } + for (i = 0; i < FM801_CONTROLS; i++) { + err = snd_ctl_add(chip->card, + snd_ctl_new1(&snd_fm801_controls[i], chip)); + if (err < 0) + return err; + } + if (chip->multichannel) { + for (i = 0; i < FM801_CONTROLS_MULTI; i++) { + err = snd_ctl_add(chip->card, + snd_ctl_new1(&snd_fm801_controls_multi[i], chip)); + if (err < 0) + return err; + } + } + return 0; +} + +/* + * initialization routines + */ + +static int wait_for_codec(struct fm801 *chip, unsigned int codec_id, + unsigned short reg, unsigned long waits) +{ + unsigned long timeout = jiffies + waits; + + fm801_writew(chip, AC97_CMD, + reg | (codec_id << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ); + udelay(5); + do { + if ((fm801_readw(chip, AC97_CMD) & + (FM801_AC97_VALID | FM801_AC97_BUSY)) == FM801_AC97_VALID) + return 0; + schedule_timeout_uninterruptible(1); + } while (time_after(timeout, jiffies)); + return -EIO; +} + +static int reset_codec(struct fm801 *chip) +{ + /* codec cold reset + AC'97 warm reset */ + fm801_writew(chip, CODEC_CTRL, (1 << 5) | (1 << 6)); + fm801_readw(chip, CODEC_CTRL); /* flush posting data */ + udelay(100); + fm801_writew(chip, CODEC_CTRL, 0); + + return wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)); +} + +static void snd_fm801_chip_multichannel_init(struct fm801 *chip) +{ + unsigned short cmdw; + + if (chip->multichannel) { + if (chip->secondary_addr) { + wait_for_codec(chip, chip->secondary_addr, + AC97_VENDOR_ID1, msecs_to_jiffies(50)); + } else { + /* my card has the secondary codec */ + /* at address #3, so the loop is inverted */ + int i; + for (i = 3; i > 0; i--) { + if (!wait_for_codec(chip, i, AC97_VENDOR_ID1, + msecs_to_jiffies(50))) { + cmdw = fm801_readw(chip, AC97_DATA); + if (cmdw != 0xffff && cmdw != 0) { + chip->secondary = 1; + chip->secondary_addr = i; + break; + } + } + } + } + + /* the recovery phase, it seems that probing for non-existing codec might */ + /* cause timeout problems */ + wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750)); + } +} + +static void snd_fm801_chip_init(struct fm801 *chip) +{ + unsigned short cmdw; + + /* init volume */ + fm801_writew(chip, PCM_VOL, 0x0808); + fm801_writew(chip, FM_VOL, 0x9f1f); + fm801_writew(chip, I2S_VOL, 0x8808); + + /* I2S control - I2S mode */ + fm801_writew(chip, I2S_MODE, 0x0003); + + /* interrupt setup */ + cmdw = fm801_readw(chip, IRQ_MASK); + if (chip->irq < 0) + cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */ + else + cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */ + fm801_writew(chip, IRQ_MASK, cmdw); + + /* interrupt clear */ + fm801_writew(chip, IRQ_STATUS, + FM801_IRQ_PLAYBACK | FM801_IRQ_CAPTURE | FM801_IRQ_MPU); +} + +static int snd_fm801_free(struct fm801 *chip) +{ + unsigned short cmdw; + + if (chip->irq < 0) + goto __end_hw; + + /* interrupt setup - mask everything */ + cmdw = fm801_readw(chip, IRQ_MASK); + cmdw |= 0x00c3; + fm801_writew(chip, IRQ_MASK, cmdw); + + devm_free_irq(chip->dev, chip->irq, chip); + + __end_hw: +#ifdef CONFIG_SND_FM801_TEA575X_BOOL + if (!(chip->tea575x_tuner & TUNER_DISABLED)) { + snd_tea575x_exit(&chip->tea); + v4l2_device_unregister(&chip->v4l2_dev); + } +#endif + return 0; +} + +static int snd_fm801_dev_free(struct snd_device *device) +{ + struct fm801 *chip = device->device_data; + return snd_fm801_free(chip); +} + +static int snd_fm801_create(struct snd_card *card, + struct pci_dev *pci, + int tea575x_tuner, + int radio_nr, + struct fm801 **rchip) +{ + struct fm801 *chip; + int err; + static struct snd_device_ops ops = { + .dev_free = snd_fm801_dev_free, + }; + + *rchip = NULL; + if ((err = pcim_enable_device(pci)) < 0) + return err; + chip = devm_kzalloc(&pci->dev, sizeof(*chip), GFP_KERNEL); + if (chip == NULL) + return -ENOMEM; + spin_lock_init(&chip->reg_lock); + chip->card = card; + chip->dev = &pci->dev; + chip->irq = -1; + chip->tea575x_tuner = tea575x_tuner; + if ((err = pci_request_regions(pci, "FM801")) < 0) + return err; + chip->port = pci_resource_start(pci, 0); + + if (pci->revision >= 0xb1) /* FM801-AU */ + chip->multichannel = 1; + + if (!(chip->tea575x_tuner & TUNER_ONLY)) { + if (reset_codec(chip) < 0) { + dev_info(chip->card->dev, + "Primary AC'97 codec not found, assume SF64-PCR (tuner-only)\n"); + chip->tea575x_tuner = 3 | TUNER_ONLY; + } else { + snd_fm801_chip_multichannel_init(chip); + } + } + + if ((chip->tea575x_tuner & TUNER_ONLY) == 0) { + if (devm_request_irq(&pci->dev, pci->irq, snd_fm801_interrupt, + IRQF_SHARED, KBUILD_MODNAME, chip)) { + dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); + snd_fm801_free(chip); + return -EBUSY; + } + chip->irq = pci->irq; + pci_set_master(pci); + } + + snd_fm801_chip_init(chip); + + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { + snd_fm801_free(chip); + return err; + } + +#ifdef CONFIG_SND_FM801_TEA575X_BOOL + err = v4l2_device_register(&pci->dev, &chip->v4l2_dev); + if (err < 0) { + snd_fm801_free(chip); + return err; + } + chip->tea.v4l2_dev = &chip->v4l2_dev; + chip->tea.radio_nr = radio_nr; + chip->tea.private_data = chip; + chip->tea.ops = &snd_fm801_tea_ops; + sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci)); + if ((chip->tea575x_tuner & TUNER_TYPE_MASK) > 0 && + (chip->tea575x_tuner & TUNER_TYPE_MASK) < 4) { + if (snd_tea575x_init(&chip->tea, THIS_MODULE)) { + dev_err(card->dev, "TEA575x radio not found\n"); + snd_fm801_free(chip); + return -ENODEV; + } + } else if ((chip->tea575x_tuner & TUNER_TYPE_MASK) == 0) { + unsigned int tuner_only = chip->tea575x_tuner & TUNER_ONLY; + + /* autodetect tuner connection */ + for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) { + chip->tea575x_tuner = tea575x_tuner; + if (!snd_tea575x_init(&chip->tea, THIS_MODULE)) { + dev_info(card->dev, + "detected TEA575x radio type %s\n", + get_tea575x_gpio(chip)->name); + break; + } + } + if (tea575x_tuner == 4) { + dev_err(card->dev, "TEA575x radio not found\n"); + chip->tea575x_tuner = TUNER_DISABLED; + } + + chip->tea575x_tuner |= tuner_only; + } + if (!(chip->tea575x_tuner & TUNER_DISABLED)) { + strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name, + sizeof(chip->tea.card)); + } +#endif + + *rchip = chip; + return 0; +} + +static int snd_card_fm801_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct snd_card *card; + struct fm801 *chip; + struct snd_opl3 *opl3; + int 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; + if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip)) < 0) { + snd_card_free(card); + return err; + } + card->private_data = chip; + + strcpy(card->driver, "FM801"); + strcpy(card->shortname, "ForteMedia FM801-"); + strcat(card->shortname, chip->multichannel ? "AU" : "AS"); + sprintf(card->longname, "%s at 0x%lx, irq %i", + card->shortname, chip->port, chip->irq); + + if (chip->tea575x_tuner & TUNER_ONLY) + goto __fm801_tuner_only; + + if ((err = snd_fm801_pcm(chip, 0)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_fm801_mixer(chip)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801, + chip->port + FM801_MPU401_DATA, + MPU401_INFO_INTEGRATED | + MPU401_INFO_IRQ_HOOK, + -1, &chip->rmidi)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_opl3_create(card, chip->port + FM801_OPL3_BANK0, + chip->port + FM801_OPL3_BANK1, + OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { + snd_card_free(card); + return err; + } + + __fm801_tuner_only: + if ((err = snd_card_register(card)) < 0) { + snd_card_free(card); + return err; + } + pci_set_drvdata(pci, card); + dev++; + return 0; +} + +static void snd_card_fm801_remove(struct pci_dev *pci) +{ + snd_card_free(pci_get_drvdata(pci)); +} + +#ifdef CONFIG_PM_SLEEP +static unsigned char saved_regs[] = { + FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC, + FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2, + FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2, + FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL, +}; + +static int snd_fm801_suspend(struct device *dev) +{ + struct snd_card *card = dev_get_drvdata(dev); + struct fm801 *chip = card->private_data; + int i; + + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + + for (i = 0; i < ARRAY_SIZE(saved_regs); i++) + chip->saved_regs[i] = fm801_ioread16(chip, saved_regs[i]); + + if (chip->tea575x_tuner & TUNER_ONLY) { + /* FIXME: tea575x suspend */ + } else { + snd_pcm_suspend_all(chip->pcm); + snd_ac97_suspend(chip->ac97); + snd_ac97_suspend(chip->ac97_sec); + } + + return 0; +} + +static int snd_fm801_resume(struct device *dev) +{ + struct snd_card *card = dev_get_drvdata(dev); + struct fm801 *chip = card->private_data; + int i; + + if (chip->tea575x_tuner & TUNER_ONLY) { + snd_fm801_chip_init(chip); + } else { + reset_codec(chip); + snd_fm801_chip_multichannel_init(chip); + snd_fm801_chip_init(chip); + snd_ac97_resume(chip->ac97); + snd_ac97_resume(chip->ac97_sec); + } + + for (i = 0; i < ARRAY_SIZE(saved_regs); i++) + fm801_iowrite16(chip, saved_regs[i], chip->saved_regs[i]); + +#ifdef CONFIG_SND_FM801_TEA575X_BOOL + if (!(chip->tea575x_tuner & TUNER_DISABLED)) + snd_tea575x_set_freq(&chip->tea); +#endif + + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} + +static SIMPLE_DEV_PM_OPS(snd_fm801_pm, snd_fm801_suspend, snd_fm801_resume); +#define SND_FM801_PM_OPS &snd_fm801_pm +#else +#define SND_FM801_PM_OPS NULL +#endif /* CONFIG_PM_SLEEP */ + +static struct pci_driver fm801_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_fm801_ids, + .probe = snd_card_fm801_probe, + .remove = snd_card_fm801_remove, + .driver = { + .pm = SND_FM801_PM_OPS, + }, +}; + +module_pci_driver(fm801_driver); |