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linux/sound/pci/fm801.c
Thomas Gleixner c942fddf87 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 
Based on 3 normalized pattern(s):

  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

  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 [author] [kishon] [vijay] [abraham]
  [i] [kishon]@[ti] [com] 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

  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 [author] [graeme] [gregory]
  [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i]
  [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema]
  [hk] [hemahk]@[ti] [com] 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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1105 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:37 -07:00

1453 lines
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* The driver for the ForteMedia FM801 based soundcards
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
*/
#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_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);
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