diff options
Diffstat (limited to 'include/sound/sb16_csp.h')
| -rw-r--r-- | include/sound/sb16_csp.h | 141 |
1 files changed, 32 insertions, 109 deletions
diff --git a/include/sound/sb16_csp.h b/include/sound/sb16_csp.h index eb8368b56b1..c7c7788005e 100644 --- a/include/sound/sb16_csp.h +++ b/include/sound/sb16_csp.h @@ -1,6 +1,3 @@ -#ifndef __SOUND_SB16_CSP_H -#define __SOUND_SB16_CSP_H - /* * Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si> * Takashi Iwai <tiwai@suse.de> @@ -22,118 +19,44 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ +#ifndef __SOUND_SB16_CSP_H +#define __SOUND_SB16_CSP_H -/* CSP modes */ -#define SNDRV_SB_CSP_MODE_NONE 0x00 -#define SNDRV_SB_CSP_MODE_DSP_READ 0x01 /* Record from DSP */ -#define SNDRV_SB_CSP_MODE_DSP_WRITE 0x02 /* Play to DSP */ -#define SNDRV_SB_CSP_MODE_QSOUND 0x04 /* QSound */ - -/* CSP load flags */ -#define SNDRV_SB_CSP_LOAD_FROMUSER 0x01 -#define SNDRV_SB_CSP_LOAD_INITBLOCK 0x02 - -/* CSP sample width */ -#define SNDRV_SB_CSP_SAMPLE_8BIT 0x01 -#define SNDRV_SB_CSP_SAMPLE_16BIT 0x02 - -/* CSP channels */ -#define SNDRV_SB_CSP_MONO 0x01 -#define SNDRV_SB_CSP_STEREO 0x02 - -/* CSP rates */ -#define SNDRV_SB_CSP_RATE_8000 0x01 -#define SNDRV_SB_CSP_RATE_11025 0x02 -#define SNDRV_SB_CSP_RATE_22050 0x04 -#define SNDRV_SB_CSP_RATE_44100 0x08 -#define SNDRV_SB_CSP_RATE_ALL 0x0f - -/* CSP running state */ -#define SNDRV_SB_CSP_ST_IDLE 0x00 -#define SNDRV_SB_CSP_ST_LOADED 0x01 -#define SNDRV_SB_CSP_ST_RUNNING 0x02 -#define SNDRV_SB_CSP_ST_PAUSED 0x04 -#define SNDRV_SB_CSP_ST_AUTO 0x08 -#define SNDRV_SB_CSP_ST_QSOUND 0x10 - -/* maximum QSound value (180 degrees right) */ -#define SNDRV_SB_CSP_QSOUND_MAX_RIGHT 0x20 - -/* maximum microcode RIFF file size */ -#define SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE 0x3000 - -/* microcode header */ -typedef struct snd_sb_csp_mc_header { - char codec_name[16]; /* id name of codec */ - unsigned short func_req; /* requested function */ -} snd_sb_csp_mc_header_t; - -/* microcode to be loaded */ -typedef struct snd_sb_csp_microcode { - snd_sb_csp_mc_header_t info; - unsigned char data[SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE]; -} snd_sb_csp_microcode_t; - -/* start CSP with sample_width in mono/stereo */ -typedef struct snd_sb_csp_start { - int sample_width; /* sample width, look above */ - int channels; /* channels, look above */ -} snd_sb_csp_start_t; - -/* CSP information */ -typedef struct snd_sb_csp_info { - char codec_name[16]; /* id name of codec */ - unsigned short func_nr; /* function number */ - unsigned int acc_format; /* accepted PCM formats */ - unsigned short acc_channels; /* accepted channels */ - unsigned short acc_width; /* accepted sample width */ - unsigned short acc_rates; /* accepted sample rates */ - unsigned short csp_mode; /* CSP mode, see above */ - unsigned short run_channels; /* current channels */ - unsigned short run_width; /* current sample width */ - unsigned short version; /* version id: 0x10 - 0x1f */ - unsigned short state; /* state bits */ -} snd_sb_csp_info_t; +#include <sound/sb.h> +#include <sound/hwdep.h> +#include <linux/firmware.h> +#include <uapi/sound/sb16_csp.h> -/* HWDEP controls */ -/* get CSP information */ -#define SNDRV_SB_CSP_IOCTL_INFO _IOR('H', 0x10, snd_sb_csp_info_t) -/* load microcode to CSP */ -#define SNDRV_SB_CSP_IOCTL_LOAD_CODE _IOW('H', 0x11, snd_sb_csp_microcode_t) -/* unload microcode from CSP */ -#define SNDRV_SB_CSP_IOCTL_UNLOAD_CODE _IO('H', 0x12) -/* start CSP */ -#define SNDRV_SB_CSP_IOCTL_START _IOW('H', 0x13, snd_sb_csp_start_t) -/* stop CSP */ -#define SNDRV_SB_CSP_IOCTL_STOP _IO('H', 0x14) -/* pause CSP and DMA transfer */ -#define SNDRV_SB_CSP_IOCTL_PAUSE _IO('H', 0x15) -/* restart CSP and DMA transfer */ -#define SNDRV_SB_CSP_IOCTL_RESTART _IO('H', 0x16) +struct snd_sb_csp; -#ifdef __KERNEL__ -#include "sb.h" -#include "hwdep.h" +/* indices for the known CSP programs */ +enum { + CSP_PROGRAM_MULAW, + CSP_PROGRAM_ALAW, + CSP_PROGRAM_ADPCM_INIT, + CSP_PROGRAM_ADPCM_PLAYBACK, + CSP_PROGRAM_ADPCM_CAPTURE, -typedef struct snd_sb_csp snd_sb_csp_t; + CSP_PROGRAM_COUNT +}; /* * CSP operators */ -typedef struct { - int (*csp_use) (snd_sb_csp_t * p); - int (*csp_unuse) (snd_sb_csp_t * p); - int (*csp_autoload) (snd_sb_csp_t * p, int pcm_sfmt, int play_rec_mode); - int (*csp_start) (snd_sb_csp_t * p, int sample_width, int channels); - int (*csp_stop) (snd_sb_csp_t * p); - int (*csp_qsound_transfer) (snd_sb_csp_t * p); -} snd_sb_csp_ops_t; +struct snd_sb_csp_ops { + int (*csp_use) (struct snd_sb_csp * p); + int (*csp_unuse) (struct snd_sb_csp * p); + int (*csp_autoload) (struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode); + int (*csp_start) (struct snd_sb_csp * p, int sample_width, int channels); + int (*csp_stop) (struct snd_sb_csp * p); + int (*csp_qsound_transfer) (struct snd_sb_csp * p); +}; /* * CSP private data */ struct snd_sb_csp { - sb_t *chip; /* SB16 DSP */ + struct snd_sb *chip; /* SB16 DSP */ int used; /* usage flag - exclusive */ char codec_name[16]; /* name of codec */ unsigned short func_nr; /* function number */ @@ -147,7 +70,7 @@ struct snd_sb_csp { int version; /* CSP version (0x10 - 0x1f) */ int running; /* running state */ - snd_sb_csp_ops_t ops; /* operators */ + struct snd_sb_csp_ops ops; /* operators */ spinlock_t q_lock; /* locking */ int q_enabled; /* enabled flag */ @@ -155,13 +78,13 @@ struct snd_sb_csp { int qpos_right; /* right position */ int qpos_changed; /* position changed flag */ - snd_kcontrol_t *qsound_switch; - snd_kcontrol_t *qsound_space; + struct snd_kcontrol *qsound_switch; + struct snd_kcontrol *qsound_space; - struct semaphore access_mutex; /* locking */ -}; + struct mutex access_mutex; /* locking */ -int snd_sb_csp_new(sb_t *chip, int device, snd_hwdep_t ** rhwdep); -#endif + const struct firmware *csp_programs[CSP_PROGRAM_COUNT]; +}; +int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep); #endif /* __SOUND_SB16_CSP */ |