-#ifndef __SOUND_AD1848_H
-#define __SOUND_AD1848_H
-
-/*
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
- * Definitions for AD1847/AD1848/CS4248 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 "pcm.h"
-#include <linux/interrupt.h>
-
-/* IO ports */
-
-#define AD1848P( codec, x ) ( (chip) -> port + c_d_c_AD1848##x )
-
-#define c_d_c_AD1848REGSEL 0
-#define c_d_c_AD1848REG 1
-#define c_d_c_AD1848STATUS 2
-#define c_d_c_AD1848PIO 3
-
-/* codec registers */
-
-#define AD1848_LEFT_INPUT 0x00 /* left input control */
-#define AD1848_RIGHT_INPUT 0x01 /* right input control */
-#define AD1848_AUX1_LEFT_INPUT 0x02 /* left AUX1 input control */
-#define AD1848_AUX1_RIGHT_INPUT 0x03 /* right AUX1 input control */
-#define AD1848_AUX2_LEFT_INPUT 0x04 /* left AUX2 input control */
-#define AD1848_AUX2_RIGHT_INPUT 0x05 /* right AUX2 input control */
-#define AD1848_LEFT_OUTPUT 0x06 /* left output control register */
-#define AD1848_RIGHT_OUTPUT 0x07 /* right output control register */
-#define AD1848_DATA_FORMAT 0x08 /* clock and data format - playback/capture - bits 7-0 MCE */
-#define AD1848_IFACE_CTRL 0x09 /* interface control - bits 7-2 MCE */
-#define AD1848_PIN_CTRL 0x0a /* pin control */
-#define AD1848_TEST_INIT 0x0b /* test and initialization */
-#define AD1848_MISC_INFO 0x0c /* miscellaneaous information */
-#define AD1848_LOOPBACK 0x0d /* loopback control */
-#define AD1848_DATA_UPR_CNT 0x0e /* playback/capture upper base count */
-#define AD1848_DATA_LWR_CNT 0x0f /* playback/capture lower base count */
-
-/* definitions for codec register select port - CODECP( REGSEL ) */
-
-#define AD1848_INIT 0x80 /* CODEC is initializing */
-#define AD1848_MCE 0x40 /* mode change enable */
-#define AD1848_TRD 0x20 /* transfer request disable */
-
-/* definitions for codec status register - CODECP( STATUS ) */
-
-#define AD1848_GLOBALIRQ 0x01 /* IRQ is active */
-
-/* definitions for AD1848_LEFT_INPUT and AD1848_RIGHT_INPUT registers */
-
-#define AD1848_ENABLE_MIC_GAIN 0x20
-
-#define AD1848_MIXS_LINE1 0x00
-#define AD1848_MIXS_AUX1 0x40
-#define AD1848_MIXS_LINE2 0x80
-#define AD1848_MIXS_ALL 0xc0
-
-/* definitions for clock and data format register - AD1848_PLAYBK_FORMAT */
-
-#define AD1848_LINEAR_8 0x00 /* 8-bit unsigned data */
-#define AD1848_ALAW_8 0x60 /* 8-bit A-law companded */
-#define AD1848_ULAW_8 0x20 /* 8-bit U-law companded */
-#define AD1848_LINEAR_16 0x40 /* 16-bit twos complement data - little endian */
-#define AD1848_STEREO 0x10 /* stereo mode */
-/* bits 3-1 define frequency divisor */
-#define AD1848_XTAL1 0x00 /* 24.576 crystal */
-#define AD1848_XTAL2 0x01 /* 16.9344 crystal */
-
-/* definitions for interface control register - AD1848_IFACE_CTRL */
-
-#define AD1848_CAPTURE_PIO 0x80 /* capture PIO enable */
-#define AD1848_PLAYBACK_PIO 0x40 /* playback PIO enable */
-#define AD1848_CALIB_MODE 0x18 /* calibration mode bits */
-#define AD1848_AUTOCALIB 0x08 /* auto calibrate */
-#define AD1848_SINGLE_DMA 0x04 /* use single DMA channel */
-#define AD1848_CAPTURE_ENABLE 0x02 /* capture enable */
-#define AD1848_PLAYBACK_ENABLE 0x01 /* playback enable */
-
-/* definitions for pin control register - AD1848_PIN_CTRL */
-
-#define AD1848_IRQ_ENABLE 0x02 /* enable IRQ */
-#define AD1848_XCTL1 0x40 /* external control #1 */
-#define AD1848_XCTL0 0x80 /* external control #0 */
-
-/* definitions for test and init register - AD1848_TEST_INIT */
-
-#define AD1848_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */
-#define AD1848_DMA_REQUEST 0x10 /* DMA request in progress */
-
-/* defines for codec.mode */
-
-#define AD1848_MODE_NONE 0x0000
-#define AD1848_MODE_PLAY 0x0001
-#define AD1848_MODE_CAPTURE 0x0002
-#define AD1848_MODE_TIMER 0x0004
-#define AD1848_MODE_OPEN (AD1848_MODE_PLAY|AD1848_MODE_CAPTURE|AD1848_MODE_TIMER)
-#define AD1848_MODE_RUNNING 0x0010
-
-/* defines for codec.hardware */
-
-#define AD1848_HW_DETECT 0x0000 /* let AD1848 driver detect chip */
-#define AD1848_HW_AD1847 0x0001 /* AD1847 chip */
-#define AD1848_HW_AD1848 0x0002 /* AD1848 chip */
-#define AD1848_HW_CS4248 0x0003 /* CS4248 chip */
-#define AD1848_HW_CMI8330 0x0004 /* CMI8330 chip */
-#define AD1848_HW_THINKPAD 0x0005 /* Thinkpad 360/750/755 */
-
-/* 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_ad1848 {
- unsigned long port; /* i/o port */
- struct resource *res_port;
- int irq; /* IRQ line */
- int dma; /* data DMA */
- unsigned short version; /* version of CODEC chip */
- unsigned short mode; /* see to AD1848_MODE_XXXX */
- unsigned short hardware; /* see to AD1848_HW_XXXX */
- unsigned short single_dma:1; /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */
-
- struct snd_pcm *pcm;
- struct snd_pcm_substream *playback_substream;
- struct snd_pcm_substream *capture_substream;
- struct snd_card *card;
-
- unsigned char image[32]; /* SGalaxy needs an access to extended registers */
- int mce_bit;
- int calibrate_mute;
- int dma_size;
- int thinkpad_flag; /* Thinkpad CS4248 needs some extra help */
-
-#ifdef CONFIG_PM
- void (*suspend)(struct snd_ad1848 *chip);
- void (*resume)(struct snd_ad1848 *chip);
-#endif
-
- spinlock_t reg_lock;
- struct mutex open_mutex;
-};
-
-/* exported functions */
-
-void snd_ad1848_out(struct snd_ad1848 *chip, unsigned char reg, unsigned char value);
-
-int snd_ad1848_create(struct snd_card *card,
- unsigned long port,
- int irq, int dma,
- unsigned short hardware,
- struct snd_ad1848 ** chip);
-
-int snd_ad1848_pcm(struct snd_ad1848 * chip, int device, struct snd_pcm **rpcm);
-const struct snd_pcm_ops *snd_ad1848_get_pcm_ops(int direction);
-int snd_ad1848_mixer(struct snd_ad1848 * chip);
-
-/* exported mixer stuffs */
-enum { AD1848_MIX_SINGLE, AD1848_MIX_DOUBLE, AD1848_MIX_CAPTURE };
-
-#define AD1848_MIXVAL_SINGLE(reg, shift, mask, invert) \
- ((reg) | ((shift) << 8) | ((mask) << 16) | ((invert) << 24))
-#define AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert) \
- ((left_reg) | ((right_reg) << 8) | ((shift_left) << 16) | ((shift_right) << 19) | ((mask) << 24) | ((invert) << 22))
-
-/* for ease of use */
-struct ad1848_mix_elem {
- const char *name;
- int index;
- int type;
- unsigned long private_value;
- unsigned int *tlv;
-};
-
-#define AD1848_SINGLE(xname, xindex, reg, shift, mask, invert) \
-{ .name = xname, \
- .index = xindex, \
- .type = AD1848_MIX_SINGLE, \
- .private_value = AD1848_MIXVAL_SINGLE(reg, shift, mask, invert) }
-
-#define AD1848_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
-{ .name = xname, \
- .index = xindex, \
- .type = AD1848_MIX_SINGLE, \
- .private_value = AD1848_MIXVAL_SINGLE(reg, shift, mask, invert), \
- .tlv = xtlv }
-
-#define AD1848_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
-{ .name = xname, \
- .index = xindex, \
- .type = AD1848_MIX_DOUBLE, \
- .private_value = AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert) }
-
-#define AD1848_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
-{ .name = xname, \
- .index = xindex, \
- .type = AD1848_MIX_DOUBLE, \
- .private_value = AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert), \
- .tlv = xtlv }
-
-int snd_ad1848_add_ctl_elem(struct snd_ad1848 *chip, const struct ad1848_mix_elem *c);
-
-#endif /* __SOUND_AD1848_H */
projects / linux-2.6-omap-h63xx.git / blobdiff