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1477 lines
41 KiB
1477 lines
41 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* The driver for the ForteMedia FM801 based soundcards |
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* Copyright (c) by Jaroslav Kysela <[email protected]> |
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*/ |
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|
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#include <linux/delay.h> |
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#include <linux/init.h> |
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#include <linux/interrupt.h> |
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#include <linux/io.h> |
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#include <linux/pci.h> |
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#include <linux/slab.h> |
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#include <linux/module.h> |
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#include <sound/core.h> |
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#include <sound/pcm.h> |
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#include <sound/tlv.h> |
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#include <sound/ac97_codec.h> |
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#include <sound/mpu401.h> |
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#include <sound/opl3.h> |
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#include <sound/initval.h> |
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#ifdef CONFIG_SND_FM801_TEA575X_BOOL |
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#include <media/drv-intf/tea575x.h> |
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#endif |
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MODULE_AUTHOR("Jaroslav Kysela <[email protected]>"); |
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MODULE_DESCRIPTION("ForteMedia FM801"); |
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MODULE_LICENSE("GPL"); |
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
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/* |
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* Enable TEA575x tuner |
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* 1 = MediaForte 256-PCS |
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* 2 = MediaForte 256-PCP |
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* 3 = MediaForte 64-PCR |
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* 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card |
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* High 16-bits are video (radio) device number + 1 |
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*/ |
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static int tea575x_tuner[SNDRV_CARDS]; |
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static int radio_nr[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; |
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module_param_array(index, int, NULL, 0444); |
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MODULE_PARM_DESC(index, "Index value for the FM801 soundcard."); |
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module_param_array(id, charp, NULL, 0444); |
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MODULE_PARM_DESC(id, "ID string for the FM801 soundcard."); |
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module_param_array(enable, bool, NULL, 0444); |
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MODULE_PARM_DESC(enable, "Enable FM801 soundcard."); |
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module_param_array(tea575x_tuner, int, NULL, 0444); |
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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)."); |
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module_param_array(radio_nr, int, NULL, 0444); |
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MODULE_PARM_DESC(radio_nr, "Radio device numbers"); |
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#define TUNER_DISABLED (1<<3) |
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#define TUNER_ONLY (1<<4) |
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#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF) |
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|
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/* |
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* Direct registers |
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*/ |
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#define fm801_writew(chip,reg,value) outw((value), chip->port + FM801_##reg) |
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#define fm801_readw(chip,reg) inw(chip->port + FM801_##reg) |
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#define fm801_writel(chip,reg,value) outl((value), chip->port + FM801_##reg) |
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#define FM801_PCM_VOL 0x00 /* PCM Output Volume */ |
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#define FM801_FM_VOL 0x02 /* FM Output Volume */ |
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#define FM801_I2S_VOL 0x04 /* I2S Volume */ |
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#define FM801_REC_SRC 0x06 /* Record Source */ |
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#define FM801_PLY_CTRL 0x08 /* Playback Control */ |
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#define FM801_PLY_COUNT 0x0a /* Playback Count */ |
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#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */ |
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#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */ |
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#define FM801_CAP_CTRL 0x14 /* Capture Control */ |
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#define FM801_CAP_COUNT 0x16 /* Capture Count */ |
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#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */ |
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#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */ |
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#define FM801_CODEC_CTRL 0x22 /* Codec Control */ |
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#define FM801_I2S_MODE 0x24 /* I2S Mode Control */ |
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#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */ |
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#define FM801_I2C_CTRL 0x29 /* I2C Control */ |
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#define FM801_AC97_CMD 0x2a /* AC'97 Command */ |
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#define FM801_AC97_DATA 0x2c /* AC'97 Data */ |
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#define FM801_MPU401_DATA 0x30 /* MPU401 Data */ |
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#define FM801_MPU401_CMD 0x31 /* MPU401 Command */ |
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#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */ |
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#define FM801_GEN_CTRL 0x54 /* General Control */ |
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#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */ |
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#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */ |
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#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */ |
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#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */ |
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#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */ |
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#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */ |
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#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */ |
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|
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/* codec access */ |
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#define FM801_AC97_READ (1<<7) /* read=1, write=0 */ |
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#define FM801_AC97_VALID (1<<8) /* port valid=1 */ |
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#define FM801_AC97_BUSY (1<<9) /* busy=1 */ |
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#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */ |
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|
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/* playback and record control register bits */ |
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#define FM801_BUF1_LAST (1<<1) |
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#define FM801_BUF2_LAST (1<<2) |
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#define FM801_START (1<<5) |
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#define FM801_PAUSE (1<<6) |
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#define FM801_IMMED_STOP (1<<7) |
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#define FM801_RATE_SHIFT 8 |
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#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT) |
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#define FM801_CHANNELS_4 (1<<12) /* playback only */ |
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#define FM801_CHANNELS_6 (2<<12) /* playback only */ |
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#define FM801_CHANNELS_6MS (3<<12) /* playback only */ |
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#define FM801_CHANNELS_MASK (3<<12) |
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#define FM801_16BIT (1<<14) |
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#define FM801_STEREO (1<<15) |
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|
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/* IRQ status bits */ |
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#define FM801_IRQ_PLAYBACK (1<<8) |
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#define FM801_IRQ_CAPTURE (1<<9) |
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#define FM801_IRQ_VOLUME (1<<14) |
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#define FM801_IRQ_MPU (1<<15) |
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/* GPIO control register */ |
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#define FM801_GPIO_GP0 (1<<0) /* read/write */ |
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#define FM801_GPIO_GP1 (1<<1) |
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#define FM801_GPIO_GP2 (1<<2) |
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#define FM801_GPIO_GP3 (1<<3) |
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#define FM801_GPIO_GP(x) (1<<(0+(x))) |
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#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/ |
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#define FM801_GPIO_GD1 (1<<9) |
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#define FM801_GPIO_GD2 (1<<10) |
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#define FM801_GPIO_GD3 (1<<11) |
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#define FM801_GPIO_GD(x) (1<<(8+(x))) |
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#define FM801_GPIO_GS0 (1<<12) /* function select: */ |
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#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */ |
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#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */ |
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#define FM801_GPIO_GS3 (1<<15) |
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#define FM801_GPIO_GS(x) (1<<(12+(x))) |
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/** |
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* struct fm801 - describes FM801 chip |
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* @dev: device for this chio |
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* @irq: irq number |
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* @port: I/O port number |
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* @multichannel: multichannel support |
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* @secondary: secondary codec |
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* @secondary_addr: address of the secondary codec |
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* @tea575x_tuner: tuner access method & flags |
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* @ply_ctrl: playback control |
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* @cap_ctrl: capture control |
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* @ply_buffer: playback buffer |
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* @ply_buf: playback buffer index |
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* @ply_count: playback buffer count |
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* @ply_size: playback buffer size |
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* @ply_pos: playback position |
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* @cap_buffer: capture buffer |
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* @cap_buf: capture buffer index |
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* @cap_count: capture buffer count |
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* @cap_size: capture buffer size |
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* @cap_pos: capture position |
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* @ac97_bus: ac97 bus handle |
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* @ac97: ac97 handle |
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* @ac97_sec: ac97 secondary handle |
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* @card: ALSA card |
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* @pcm: PCM devices |
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* @rmidi: rmidi device |
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* @playback_substream: substream for playback |
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* @capture_substream: substream for capture |
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* @p_dma_size: playback DMA size |
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* @c_dma_size: capture DMA size |
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* @reg_lock: lock |
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* @proc_entry: /proc entry |
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* @v4l2_dev: v4l2 device |
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* @tea: tea575a structure |
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* @saved_regs: context saved during suspend |
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*/ |
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struct fm801 { |
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struct device *dev; |
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int irq; |
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unsigned long port; |
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unsigned int multichannel: 1, |
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secondary: 1; |
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unsigned char secondary_addr; |
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unsigned int tea575x_tuner; |
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unsigned short ply_ctrl; |
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unsigned short cap_ctrl; |
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unsigned long ply_buffer; |
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unsigned int ply_buf; |
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unsigned int ply_count; |
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unsigned int ply_size; |
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unsigned int ply_pos; |
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unsigned long cap_buffer; |
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unsigned int cap_buf; |
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unsigned int cap_count; |
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unsigned int cap_size; |
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unsigned int cap_pos; |
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struct snd_ac97_bus *ac97_bus; |
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struct snd_ac97 *ac97; |
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struct snd_ac97 *ac97_sec; |
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struct snd_card *card; |
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struct snd_pcm *pcm; |
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struct snd_rawmidi *rmidi; |
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struct snd_pcm_substream *playback_substream; |
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struct snd_pcm_substream *capture_substream; |
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unsigned int p_dma_size; |
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unsigned int c_dma_size; |
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spinlock_t reg_lock; |
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struct snd_info_entry *proc_entry; |
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#ifdef CONFIG_SND_FM801_TEA575X_BOOL |
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struct v4l2_device v4l2_dev; |
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struct snd_tea575x tea; |
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#endif |
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#ifdef CONFIG_PM_SLEEP |
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u16 saved_regs[0x20]; |
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#endif |
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}; |
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/* |
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* IO accessors |
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*/ |
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static inline void fm801_iowrite16(struct fm801 *chip, unsigned short offset, u16 value) |
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{ |
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outw(value, chip->port + offset); |
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} |
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static inline u16 fm801_ioread16(struct fm801 *chip, unsigned short offset) |
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{ |
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return inw(chip->port + offset); |
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} |
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static const struct pci_device_id snd_fm801_ids[] = { |
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{ 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */ |
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{ 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */ |
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{ 0, } |
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}; |
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MODULE_DEVICE_TABLE(pci, snd_fm801_ids); |
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/* |
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* common I/O routines |
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*/ |
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static bool fm801_ac97_is_ready(struct fm801 *chip, unsigned int iterations) |
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{ |
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unsigned int idx; |
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for (idx = 0; idx < iterations; idx++) { |
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if (!(fm801_readw(chip, AC97_CMD) & FM801_AC97_BUSY)) |
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return true; |
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udelay(10); |
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} |
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return false; |
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} |
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static bool fm801_ac97_is_valid(struct fm801 *chip, unsigned int iterations) |
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{ |
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unsigned int idx; |
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for (idx = 0; idx < iterations; idx++) { |
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if (fm801_readw(chip, AC97_CMD) & FM801_AC97_VALID) |
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return true; |
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udelay(10); |
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} |
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return false; |
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} |
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static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg, |
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unsigned short mask, unsigned short value) |
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{ |
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int change; |
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unsigned long flags; |
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unsigned short old, new; |
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spin_lock_irqsave(&chip->reg_lock, flags); |
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old = fm801_ioread16(chip, reg); |
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new = (old & ~mask) | value; |
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change = old != new; |
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if (change) |
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fm801_iowrite16(chip, reg, new); |
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spin_unlock_irqrestore(&chip->reg_lock, flags); |
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return change; |
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} |
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static void snd_fm801_codec_write(struct snd_ac97 *ac97, |
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unsigned short reg, |
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unsigned short val) |
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{ |
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struct fm801 *chip = ac97->private_data; |
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/* |
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* Wait until the codec interface is not ready.. |
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*/ |
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if (!fm801_ac97_is_ready(chip, 100)) { |
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dev_err(chip->card->dev, "AC'97 interface is busy (1)\n"); |
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return; |
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} |
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/* write data and address */ |
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fm801_writew(chip, AC97_DATA, val); |
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fm801_writew(chip, AC97_CMD, reg | (ac97->addr << FM801_AC97_ADDR_SHIFT)); |
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/* |
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* Wait until the write command is not completed.. |
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*/ |
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if (!fm801_ac97_is_ready(chip, 1000)) |
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dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", |
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ac97->num); |
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} |
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static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg) |
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{ |
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struct fm801 *chip = ac97->private_data; |
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/* |
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* Wait until the codec interface is not ready.. |
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*/ |
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if (!fm801_ac97_is_ready(chip, 100)) { |
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dev_err(chip->card->dev, "AC'97 interface is busy (1)\n"); |
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return 0; |
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} |
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/* read command */ |
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fm801_writew(chip, AC97_CMD, |
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reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ); |
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if (!fm801_ac97_is_ready(chip, 100)) { |
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dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", |
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ac97->num); |
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return 0; |
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} |
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if (!fm801_ac97_is_valid(chip, 1000)) { |
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dev_err(chip->card->dev, |
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"AC'97 interface #%d is not valid (2)\n", ac97->num); |
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return 0; |
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} |
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return fm801_readw(chip, AC97_DATA); |
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} |
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static const unsigned int rates[] = { |
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5500, 8000, 9600, 11025, |
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16000, 19200, 22050, 32000, |
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38400, 44100, 48000 |
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}; |
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static const struct snd_pcm_hw_constraint_list hw_constraints_rates = { |
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.count = ARRAY_SIZE(rates), |
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.list = rates, |
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.mask = 0, |
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}; |
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static const unsigned int channels[] = { |
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2, 4, 6 |
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}; |
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static const struct snd_pcm_hw_constraint_list hw_constraints_channels = { |
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.count = ARRAY_SIZE(channels), |
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.list = channels, |
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.mask = 0, |
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}; |
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/* |
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* Sample rate routines |
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*/ |
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static unsigned short snd_fm801_rate_bits(unsigned int rate) |
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{ |
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unsigned int idx; |
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for (idx = 0; idx < ARRAY_SIZE(rates); idx++) |
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if (rates[idx] == rate) |
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return idx; |
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snd_BUG(); |
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return ARRAY_SIZE(rates) - 1; |
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} |
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/* |
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* PCM part |
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*/ |
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static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream, |
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int cmd) |
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{ |
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struct fm801 *chip = snd_pcm_substream_chip(substream); |
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|
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spin_lock(&chip->reg_lock); |
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switch (cmd) { |
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case SNDRV_PCM_TRIGGER_START: |
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chip->ply_ctrl &= ~(FM801_BUF1_LAST | |
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FM801_BUF2_LAST | |
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FM801_PAUSE); |
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chip->ply_ctrl |= FM801_START | |
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FM801_IMMED_STOP; |
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break; |
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case SNDRV_PCM_TRIGGER_STOP: |
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chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE); |
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break; |
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
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case SNDRV_PCM_TRIGGER_SUSPEND: |
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chip->ply_ctrl |= FM801_PAUSE; |
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break; |
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case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
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case SNDRV_PCM_TRIGGER_RESUME: |
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chip->ply_ctrl &= ~FM801_PAUSE; |
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break; |
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default: |
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spin_unlock(&chip->reg_lock); |
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snd_BUG(); |
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return -EINVAL; |
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} |
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fm801_writew(chip, PLY_CTRL, chip->ply_ctrl); |
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spin_unlock(&chip->reg_lock); |
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return 0; |
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} |
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|
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static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream, |
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int cmd) |
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{ |
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struct fm801 *chip = snd_pcm_substream_chip(substream); |
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|
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spin_lock(&chip->reg_lock); |
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switch (cmd) { |
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case SNDRV_PCM_TRIGGER_START: |
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chip->cap_ctrl &= ~(FM801_BUF1_LAST | |
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FM801_BUF2_LAST | |
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FM801_PAUSE); |
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chip->cap_ctrl |= FM801_START | |
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FM801_IMMED_STOP; |
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break; |
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case SNDRV_PCM_TRIGGER_STOP: |
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chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE); |
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break; |
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
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case SNDRV_PCM_TRIGGER_SUSPEND: |
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chip->cap_ctrl |= FM801_PAUSE; |
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break; |
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case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
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case SNDRV_PCM_TRIGGER_RESUME: |
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chip->cap_ctrl &= ~FM801_PAUSE; |
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break; |
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default: |
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spin_unlock(&chip->reg_lock); |
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snd_BUG(); |
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return -EINVAL; |
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} |
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fm801_writew(chip, CAP_CTRL, chip->cap_ctrl); |
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spin_unlock(&chip->reg_lock); |
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return 0; |
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} |
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|
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static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream) |
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{ |
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struct fm801 *chip = snd_pcm_substream_chip(substream); |
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struct snd_pcm_runtime *runtime = substream->runtime; |
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|
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chip->ply_size = snd_pcm_lib_buffer_bytes(substream); |
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chip->ply_count = snd_pcm_lib_period_bytes(substream); |
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spin_lock_irq(&chip->reg_lock); |
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chip->ply_ctrl &= ~(FM801_START | FM801_16BIT | |
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FM801_STEREO | FM801_RATE_MASK | |
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FM801_CHANNELS_MASK); |
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if (snd_pcm_format_width(runtime->format) == 16) |
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chip->ply_ctrl |= FM801_16BIT; |
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if (runtime->channels > 1) { |
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chip->ply_ctrl |= FM801_STEREO; |
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if (runtime->channels == 4) |
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chip->ply_ctrl |= FM801_CHANNELS_4; |
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else if (runtime->channels == 6) |
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chip->ply_ctrl |= FM801_CHANNELS_6; |
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} |
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chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; |
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chip->ply_buf = 0; |
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fm801_writew(chip, PLY_CTRL, chip->ply_ctrl); |
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fm801_writew(chip, PLY_COUNT, chip->ply_count - 1); |
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chip->ply_buffer = runtime->dma_addr; |
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chip->ply_pos = 0; |
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fm801_writel(chip, PLY_BUF1, chip->ply_buffer); |
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fm801_writel(chip, PLY_BUF2, |
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chip->ply_buffer + (chip->ply_count % chip->ply_size)); |
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spin_unlock_irq(&chip->reg_lock); |
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return 0; |
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} |
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|
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static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream) |
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{ |
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struct fm801 *chip = snd_pcm_substream_chip(substream); |
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struct snd_pcm_runtime *runtime = substream->runtime; |
|
|
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chip->cap_size = snd_pcm_lib_buffer_bytes(substream); |
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chip->cap_count = snd_pcm_lib_period_bytes(substream); |
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spin_lock_irq(&chip->reg_lock); |
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chip->cap_ctrl &= ~(FM801_START | FM801_16BIT | |
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FM801_STEREO | FM801_RATE_MASK); |
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if (snd_pcm_format_width(runtime->format) == 16) |
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chip->cap_ctrl |= FM801_16BIT; |
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if (runtime->channels > 1) |
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chip->cap_ctrl |= FM801_STEREO; |
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chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; |
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chip->cap_buf = 0; |
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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); |
|
} |
|
err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); |
|
if (err < 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); |
|
err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); |
|
if (err < 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, |
|
.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, |
|
.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; |
|
|
|
err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm); |
|
if (err < 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_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, &pdev->dev, |
|
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 const 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; |
|
|
|
val = ucontrol->value.enumerated.item[0]; |
|
if (val > 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 const 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 const 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 const struct snd_ac97_bus_ops ops = { |
|
.write = snd_fm801_codec_write, |
|
.read = snd_fm801_codec_read, |
|
}; |
|
|
|
err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus); |
|
if (err < 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; |
|
err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97); |
|
if (err < 0) |
|
return err; |
|
if (chip->secondary) { |
|
ac97.num = 1; |
|
ac97.addr = chip->secondary_addr; |
|
err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec); |
|
if (err < 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 const struct snd_device_ops ops = { |
|
.dev_free = snd_fm801_dev_free, |
|
}; |
|
|
|
*rchip = NULL; |
|
err = pcim_enable_device(pci); |
|
if (err < 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; |
|
err = pci_request_regions(pci, "FM801"); |
|
if (err < 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; |
|
card->sync_irq = chip->irq; |
|
pci_set_master(pci); |
|
} |
|
|
|
snd_fm801_chip_init(chip); |
|
|
|
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); |
|
if (err < 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)) { |
|
strscpy(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; |
|
err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip); |
|
if (err < 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; |
|
|
|
err = snd_fm801_pcm(chip, 0); |
|
if (err < 0) { |
|
snd_card_free(card); |
|
return err; |
|
} |
|
err = snd_fm801_mixer(chip); |
|
if (err < 0) { |
|
snd_card_free(card); |
|
return err; |
|
} |
|
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); |
|
if (err < 0) { |
|
snd_card_free(card); |
|
return err; |
|
} |
|
err = snd_opl3_create(card, chip->port + FM801_OPL3_BANK0, |
|
chip->port + FM801_OPL3_BANK1, |
|
OPL3_HW_OPL3_FM801, 1, &opl3); |
|
if (err < 0) { |
|
snd_card_free(card); |
|
return err; |
|
} |
|
err = snd_opl3_hwdep_new(opl3, 0, 1, NULL); |
|
if (err < 0) { |
|
snd_card_free(card); |
|
return err; |
|
} |
|
|
|
__fm801_tuner_only: |
|
err = snd_card_register(card); |
|
if (err < 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 const 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);
|
|
|