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Diffstat (limited to 'include/sound/wss.h')
| -rw-r--r-- | include/sound/wss.h | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/include/sound/wss.h b/include/sound/wss.h new file mode 100644 index 00000000..fd01f228 --- /dev/null +++ b/include/sound/wss.h @@ -0,0 +1,235 @@ +#ifndef __SOUND_WSS_H +#define __SOUND_WSS_H + +/* + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> + * Definitions for CS4231 & InterWave chips & compatible chips + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include "control.h" +#include "pcm.h" +#include "timer.h" + +#include "cs4231-regs.h" + +/* defines for codec.mode */ + +#define WSS_MODE_NONE 0x0000 +#define WSS_MODE_PLAY 0x0001 +#define WSS_MODE_RECORD 0x0002 +#define WSS_MODE_TIMER 0x0004 +#define WSS_MODE_OPEN (WSS_MODE_PLAY|WSS_MODE_RECORD|WSS_MODE_TIMER) + +/* defines for codec.hardware */ + +#define WSS_HW_DETECT 0x0000 /* let CS4231 driver detect chip */ +#define WSS_HW_DETECT3 0x0001 /* allow mode 3 */ +#define WSS_HW_TYPE_MASK 0xff00 /* type mask */ +#define WSS_HW_CS4231_MASK 0x0100 /* CS4231 serie */ +#define WSS_HW_CS4231 0x0100 /* CS4231 chip */ +#define WSS_HW_CS4231A 0x0101 /* CS4231A chip */ +#define WSS_HW_AD1845 0x0102 /* AD1845 chip */ +#define WSS_HW_CS4232_MASK 0x0200 /* CS4232 serie (has control ports) */ +#define WSS_HW_CS4232 0x0200 /* CS4232 */ +#define WSS_HW_CS4232A 0x0201 /* CS4232A */ +#define WSS_HW_CS4236 0x0202 /* CS4236 */ +#define WSS_HW_CS4236B_MASK 0x0400 /* CS4236B serie (has extended control regs) */ +#define WSS_HW_CS4235 0x0400 /* CS4235 - Crystal Clear (tm) stereo enhancement */ +#define WSS_HW_CS4236B 0x0401 /* CS4236B */ +#define WSS_HW_CS4237B 0x0402 /* CS4237B - SRS 3D */ +#define WSS_HW_CS4238B 0x0403 /* CS4238B - QSOUND 3D */ +#define WSS_HW_CS4239 0x0404 /* CS4239 - Crystal Clear (tm) stereo enhancement */ +#define WSS_HW_AD1848_MASK 0x0800 /* AD1848 serie (half duplex) */ +#define WSS_HW_AD1847 0x0801 /* AD1847 chip */ +#define WSS_HW_AD1848 0x0802 /* AD1848 chip */ +#define WSS_HW_CS4248 0x0803 /* CS4248 chip */ +#define WSS_HW_CMI8330 0x0804 /* CMI8330 chip */ +#define WSS_HW_THINKPAD 0x0805 /* Thinkpad 360/750/755 */ +/* compatible, but clones */ +#define WSS_HW_INTERWAVE 0x1000 /* InterWave chip */ +#define WSS_HW_OPL3SA2 0x1101 /* OPL3-SA2 chip, similar to cs4231 */ +#define WSS_HW_OPTI93X 0x1102 /* Opti 930/931/933 */ + +/* defines for codec.hwshare */ +#define WSS_HWSHARE_IRQ (1<<0) +#define WSS_HWSHARE_DMA1 (1<<1) +#define WSS_HWSHARE_DMA2 (1<<2) + +/* IBM Thinkpad specific stuff */ +#define AD1848_THINKPAD_CTL_PORT1 0x15e8 +#define AD1848_THINKPAD_CTL_PORT2 0x15e9 +#define AD1848_THINKPAD_CS4248_ENABLE_BIT 0x02 + +struct snd_wss { + unsigned long port; /* base i/o port */ + struct resource *res_port; + unsigned long cport; /* control base i/o port (CS4236) */ + struct resource *res_cport; + int irq; /* IRQ line */ + int dma1; /* playback DMA */ + int dma2; /* record DMA */ + unsigned short version; /* version of CODEC chip */ + unsigned short mode; /* see to WSS_MODE_XXXX */ + unsigned short hardware; /* see to WSS_HW_XXXX */ + unsigned short hwshare; /* shared resources */ + unsigned short single_dma:1, /* forced single DMA mode (GUS 16-bit */ + /* daughter board) or dma1 == dma2 */ + ebus_flag:1, /* SPARC: EBUS present */ + thinkpad_flag:1; /* Thinkpad CS4248 needs extra help */ + + struct snd_card *card; + struct snd_pcm *pcm; + struct snd_pcm_substream *playback_substream; + struct snd_pcm_substream *capture_substream; + struct snd_timer *timer; + + unsigned char image[32]; /* registers image */ + unsigned char eimage[32]; /* extended registers image */ + unsigned char cimage[16]; /* control registers image */ + int mce_bit; + int calibrate_mute; + int sw_3d_bit; + unsigned int p_dma_size; + unsigned int c_dma_size; + + spinlock_t reg_lock; + struct mutex mce_mutex; + struct mutex open_mutex; + + int (*rate_constraint) (struct snd_pcm_runtime *runtime); + void (*set_playback_format) (struct snd_wss *chip, + struct snd_pcm_hw_params *hw_params, + unsigned char pdfr); + void (*set_capture_format) (struct snd_wss *chip, + struct snd_pcm_hw_params *hw_params, + unsigned char cdfr); + void (*trigger) (struct snd_wss *chip, unsigned int what, int start); +#ifdef CONFIG_PM + void (*suspend) (struct snd_wss *chip); + void (*resume) (struct snd_wss *chip); +#endif + void *dma_private_data; + int (*claim_dma) (struct snd_wss *chip, + void *dma_private_data, int dma); + int (*release_dma) (struct snd_wss *chip, + void *dma_private_data, int dma); +}; + +/* exported functions */ + +void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char val); +unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg); +void snd_cs4236_ext_out(struct snd_wss *chip, + unsigned char reg, unsigned char val); +unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg); +void snd_wss_mce_up(struct snd_wss *chip); +void snd_wss_mce_down(struct snd_wss *chip); + +void snd_wss_overrange(struct snd_wss *chip); + +irqreturn_t snd_wss_interrupt(int irq, void *dev_id); + +const char *snd_wss_chip_id(struct snd_wss *chip); + +int snd_wss_create(struct snd_card *card, + unsigned long port, + unsigned long cport, + int irq, int dma1, int dma2, + unsigned short hardware, + unsigned short hwshare, + struct snd_wss **rchip); +int snd_wss_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm); +int snd_wss_timer(struct snd_wss *chip, int device, struct snd_timer **rtimer); +int snd_wss_mixer(struct snd_wss *chip); + +const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction); + +int snd_cs4236_create(struct snd_card *card, + unsigned long port, + unsigned long cport, + int irq, int dma1, int dma2, + unsigned short hardware, + unsigned short hwshare, + struct snd_wss **rchip); +int snd_cs4236_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm); +int snd_cs4236_mixer(struct snd_wss *chip); + +/* + * mixer library + */ + +#define WSS_SINGLE(xname, xindex, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_wss_info_single, \ + .get = snd_wss_get_single, \ + .put = snd_wss_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +int snd_wss_info_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo); +int snd_wss_get_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +int snd_wss_put_single(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); + +#define WSS_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_wss_info_double, \ + .get = snd_wss_get_double, \ + .put = snd_wss_put_double, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \ + (shift_right << 19) | (mask << 24) | (invert << 22) } + +#define WSS_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ + .name = xname, \ + .index = xindex, \ + .info = snd_wss_info_single, \ + .get = snd_wss_get_single, \ + .put = snd_wss_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \ + .tlv = { .p = (xtlv) } } + +#define WSS_DOUBLE_TLV(xname, xindex, left_reg, right_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, \ + .index = xindex, \ + .info = snd_wss_info_double, \ + .get = snd_wss_get_double, \ + .put = snd_wss_put_double, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \ + (shift_right << 19) | (mask << 24) | (invert << 22), \ + .tlv = { .p = (xtlv) } } + + +int snd_wss_info_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo); +int snd_wss_get_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +int snd_wss_put_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); + +#endif /* __SOUND_WSS_H */ |