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-rw-r--r--sound/oss/dmasound/tas_common.h284
1 files changed, 0 insertions, 284 deletions
diff --git a/sound/oss/dmasound/tas_common.h b/sound/oss/dmasound/tas_common.h
deleted file mode 100644
index 0741c28e56ce..000000000000
--- a/sound/oss/dmasound/tas_common.h
+++ /dev/null
@@ -1,284 +0,0 @@
-#ifndef _TAS_COMMON_H_
-#define _TAS_COMMON_H_
-
-#include <linux/i2c.h>
-#include <linux/soundcard.h>
-#include <asm/string.h>
-
-#define I2C_DRIVERID_TAS_BASE (0xFEBA)
-
-#define SET_4_20(shadow, offset, val) \
- do { \
- (shadow)[(offset)+0] = ((val) >> 16) & 0xff; \
- (shadow)[(offset)+1] = ((val) >> 8) & 0xff; \
- (shadow)[(offset)+2] = ((val) >> 0) & 0xff; \
- } while (0)
-
-#define GET_4_20(shadow, offset) \
- (((u_int)((shadow)[(offset)+0]) << 16) | \
- ((u_int)((shadow)[(offset)+1]) << 8) | \
- ((u_int)((shadow)[(offset)+2]) << 0))
-
-
-#define TAS_BIQUAD_FAST_LOAD 0x01
-
-#define TAS_DRCE_ENABLE 0x01
-#define TAS_DRCE_ABOVE_RATIO 0x02
-#define TAS_DRCE_BELOW_RATIO 0x04
-#define TAS_DRCE_THRESHOLD 0x08
-#define TAS_DRCE_ENERGY 0x10
-#define TAS_DRCE_ATTACK 0x20
-#define TAS_DRCE_DECAY 0x40
-
-#define TAS_DRCE_ALL 0x7f
-
-
-#define TAS_OUTPUT_HEADPHONES 0x00
-#define TAS_OUTPUT_INTERNAL_SPKR 0x01
-#define TAS_OUTPUT_EXTERNAL_SPKR 0x02
-
-
-union tas_biquad_t {
- struct {
- int b0,b1,b2,a1,a2;
- } coeff;
- int buf[5];
-};
-
-struct tas_biquad_ctrl_t {
- u_int channel:4;
- u_int filter:4;
-
- union tas_biquad_t data;
-};
-
-struct tas_biquad_ctrl_list_t {
- int flags;
- int filter_count;
- struct tas_biquad_ctrl_t biquads[0];
-};
-
-struct tas_ratio_t {
- unsigned short val; /* 8.8 */
- unsigned short expand; /* 0 = compress, !0 = expand. */
-};
-
-struct tas_drce_t {
- unsigned short enable;
- struct tas_ratio_t above;
- struct tas_ratio_t below;
- short threshold; /* dB, 8.8 signed */
- unsigned short energy; /* seconds, 4.12 unsigned */
- unsigned short attack; /* seconds, 4.12 unsigned */
- unsigned short decay; /* seconds, 4.12 unsigned */
-};
-
-struct tas_drce_ctrl_t {
- uint flags;
-
- struct tas_drce_t data;
-};
-
-struct tas_gain_t
-{
- unsigned int *master;
- unsigned int *treble;
- unsigned int *bass;
- unsigned int *mixer;
-};
-
-typedef char tas_shadow_t[0x45];
-
-struct tas_data_t
-{
- struct i2c_client *client;
- tas_shadow_t *shadow;
- uint mixer[SOUND_MIXER_NRDEVICES];
-};
-
-typedef int (*tas_hook_init_t)(struct i2c_client *);
-typedef int (*tas_hook_post_init_t)(struct tas_data_t *);
-typedef void (*tas_hook_uninit_t)(struct tas_data_t *);
-
-typedef int (*tas_hook_get_mixer_level_t)(struct tas_data_t *,int,uint *);
-typedef int (*tas_hook_set_mixer_level_t)(struct tas_data_t *,int,uint);
-
-typedef int (*tas_hook_enter_sleep_t)(struct tas_data_t *);
-typedef int (*tas_hook_leave_sleep_t)(struct tas_data_t *);
-
-typedef int (*tas_hook_supported_mixers_t)(struct tas_data_t *);
-typedef int (*tas_hook_mixer_is_stereo_t)(struct tas_data_t *,int);
-typedef int (*tas_hook_stereo_mixers_t)(struct tas_data_t *);
-
-typedef int (*tas_hook_output_device_change_t)(struct tas_data_t *,int,int,int);
-typedef int (*tas_hook_device_ioctl_t)(struct tas_data_t *,u_int,u_long);
-
-struct tas_driver_hooks_t {
- /*
- * All hardware initialisation must be performed in
- * post_init(), as tas_dmasound_init() does a hardware reset.
- *
- * init() is called before tas_dmasound_init() so that
- * ouput_device_change() is always called after i2c driver
- * initialisation. The implication is that
- * output_device_change() must cope with the fact that it
- * may be called before post_init().
- */
-
- tas_hook_init_t init;
- tas_hook_post_init_t post_init;
- tas_hook_uninit_t uninit;
-
- tas_hook_get_mixer_level_t get_mixer_level;
- tas_hook_set_mixer_level_t set_mixer_level;
-
- tas_hook_enter_sleep_t enter_sleep;
- tas_hook_leave_sleep_t leave_sleep;
-
- tas_hook_supported_mixers_t supported_mixers;
- tas_hook_mixer_is_stereo_t mixer_is_stereo;
- tas_hook_stereo_mixers_t stereo_mixers;
-
- tas_hook_output_device_change_t output_device_change;
- tas_hook_device_ioctl_t device_ioctl;
-};
-
-enum tas_write_mode_t {
- WRITE_HW = 0x01,
- WRITE_SHADOW = 0x02,
- WRITE_NORMAL = 0x03,
- FORCE_WRITE = 0x04
-};
-
-static inline uint
-tas_mono_to_stereo(uint mono)
-{
- mono &=0xff;
- return mono | (mono<<8);
-}
-
-/*
- * Todo: make these functions a bit more efficient !
- */
-static inline int
-tas_write_register( struct tas_data_t *self,
- uint reg_num,
- uint reg_width,
- char *data,
- uint write_mode)
-{
- int rc;
-
- if (reg_width==0 || data==NULL || self==NULL)
- return -EINVAL;
- if (!(write_mode & FORCE_WRITE) &&
- !memcmp(data,self->shadow[reg_num],reg_width))
- return 0;
-
- if (write_mode & WRITE_SHADOW)
- memcpy(self->shadow[reg_num],data,reg_width);
- if (write_mode & WRITE_HW) {
- rc=i2c_smbus_write_i2c_block_data(self->client,
- reg_num,
- reg_width,
- data);
- if (rc < 0) {
- printk("tas: I2C block write failed \n");
- return rc;
- }
- }
- return 0;
-}
-
-static inline int
-tas_sync_register( struct tas_data_t *self,
- uint reg_num,
- uint reg_width)
-{
- int rc;
-
- if (reg_width==0 || self==NULL)
- return -EINVAL;
- rc=i2c_smbus_write_i2c_block_data(self->client,
- reg_num,
- reg_width,
- self->shadow[reg_num]);
- if (rc < 0) {
- printk("tas: I2C block write failed \n");
- return rc;
- }
- return 0;
-}
-
-static inline int
-tas_write_byte_register( struct tas_data_t *self,
- uint reg_num,
- char data,
- uint write_mode)
-{
- if (self==NULL)
- return -1;
- if (!(write_mode & FORCE_WRITE) && data != self->shadow[reg_num][0])
- return 0;
- if (write_mode & WRITE_SHADOW)
- self->shadow[reg_num][0]=data;
- if (write_mode & WRITE_HW) {
- if (i2c_smbus_write_byte_data(self->client, reg_num, data) < 0) {
- printk("tas: I2C byte write failed \n");
- return -1;
- }
- }
- return 0;
-}
-
-static inline int
-tas_sync_byte_register( struct tas_data_t *self,
- uint reg_num,
- uint reg_width)
-{
- if (reg_width==0 || self==NULL)
- return -1;
- if (i2c_smbus_write_byte_data(
- self->client, reg_num, self->shadow[reg_num][0]) < 0) {
- printk("tas: I2C byte write failed \n");
- return -1;
- }
- return 0;
-}
-
-static inline int
-tas_read_register( struct tas_data_t *self,
- uint reg_num,
- uint reg_width,
- char *data)
-{
- if (reg_width==0 || data==NULL || self==NULL)
- return -1;
- memcpy(data,self->shadow[reg_num],reg_width);
- return 0;
-}
-
-extern int tas_register_driver(struct tas_driver_hooks_t *hooks);
-
-extern int tas_get_mixer_level(int mixer,uint *level);
-extern int tas_set_mixer_level(int mixer,uint level);
-extern int tas_enter_sleep(void);
-extern int tas_leave_sleep(void);
-extern int tas_supported_mixers(void);
-extern int tas_mixer_is_stereo(int mixer);
-extern int tas_stereo_mixers(void);
-extern int tas_output_device_change(int,int,int);
-extern int tas_device_ioctl(u_int, u_long);
-
-extern void tas_cleanup(void);
-extern int tas_init(int driver_id,const char *driver_name);
-extern int tas_post_init(void);
-
-#endif /* _TAS_COMMON_H_ */
-/*
- * Local Variables:
- * tab-width: 8
- * indent-tabs-mode: t
- * c-basic-offset: 8
- * End:
- */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.