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-rw-r--r--include/sound/sb16_csp.h104
1 files changed, 3 insertions, 101 deletions
diff --git a/include/sound/sb16_csp.h b/include/sound/sb16_csp.h
index 7e950560e591..c7c7788005e4 100644
--- a/include/sound/sb16_csp.h
+++ b/include/sound/sb16_csp.h
@@ -1,6 +1,3 @@
1#ifndef __SOUND_SB16_CSP_H
2#define __SOUND_SB16_CSP_H
3
4/* 1/*
5 * Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si> 2 * Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si>
6 * Takashi Iwai <tiwai@suse.de> 3 * Takashi Iwai <tiwai@suse.de>
@@ -22,106 +19,13 @@
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * 20 *
24 */ 21 */
22#ifndef __SOUND_SB16_CSP_H
23#define __SOUND_SB16_CSP_H
25 24
26/* CSP modes */
27#define SNDRV_SB_CSP_MODE_NONE 0x00
28#define SNDRV_SB_CSP_MODE_DSP_READ 0x01 /* Record from DSP */
29#define SNDRV_SB_CSP_MODE_DSP_WRITE 0x02 /* Play to DSP */
30#define SNDRV_SB_CSP_MODE_QSOUND 0x04 /* QSound */
31
32/* CSP load flags */
33#define SNDRV_SB_CSP_LOAD_FROMUSER 0x01
34#define SNDRV_SB_CSP_LOAD_INITBLOCK 0x02
35
36/* CSP sample width */
37#define SNDRV_SB_CSP_SAMPLE_8BIT 0x01
38#define SNDRV_SB_CSP_SAMPLE_16BIT 0x02
39
40/* CSP channels */
41#define SNDRV_SB_CSP_MONO 0x01
42#define SNDRV_SB_CSP_STEREO 0x02
43
44/* CSP rates */
45#define SNDRV_SB_CSP_RATE_8000 0x01
46#define SNDRV_SB_CSP_RATE_11025 0x02
47#define SNDRV_SB_CSP_RATE_22050 0x04
48#define SNDRV_SB_CSP_RATE_44100 0x08
49#define SNDRV_SB_CSP_RATE_ALL 0x0f
50
51/* CSP running state */
52#define SNDRV_SB_CSP_ST_IDLE 0x00
53#define SNDRV_SB_CSP_ST_LOADED 0x01
54#define SNDRV_SB_CSP_ST_RUNNING 0x02
55#define SNDRV_SB_CSP_ST_PAUSED 0x04
56#define SNDRV_SB_CSP_ST_AUTO 0x08
57#define SNDRV_SB_CSP_ST_QSOUND 0x10
58
59/* maximum QSound value (180 degrees right) */
60#define SNDRV_SB_CSP_QSOUND_MAX_RIGHT 0x20
61
62/* maximum microcode RIFF file size */
63#define SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE 0x3000
64
65/* microcode header */
66struct snd_sb_csp_mc_header {
67 char codec_name[16]; /* id name of codec */
68 unsigned short func_req; /* requested function */
69};
70
71/* microcode to be loaded */
72struct snd_sb_csp_microcode {
73 struct snd_sb_csp_mc_header info;
74 unsigned char data[SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE];
75};
76
77/* start CSP with sample_width in mono/stereo */
78struct snd_sb_csp_start {
79 int sample_width; /* sample width, look above */
80 int channels; /* channels, look above */
81};
82
83/* CSP information */
84struct snd_sb_csp_info {
85 char codec_name[16]; /* id name of codec */
86 unsigned short func_nr; /* function number */
87 unsigned int acc_format; /* accepted PCM formats */
88 unsigned short acc_channels; /* accepted channels */
89 unsigned short acc_width; /* accepted sample width */
90 unsigned short acc_rates; /* accepted sample rates */
91 unsigned short csp_mode; /* CSP mode, see above */
92 unsigned short run_channels; /* current channels */
93 unsigned short run_width; /* current sample width */
94 unsigned short version; /* version id: 0x10 - 0x1f */
95 unsigned short state; /* state bits */
96};
97
98/* HWDEP controls */
99/* get CSP information */
100#define SNDRV_SB_CSP_IOCTL_INFO _IOR('H', 0x10, struct snd_sb_csp_info)
101/* load microcode to CSP */
102/* NOTE: struct snd_sb_csp_microcode overflows the max size (13 bits)
103 * defined for some architectures like MIPS, and it leads to build errors.
104 * (x86 and co have 14-bit size, thus it's valid, though.)
105 * As a workaround for skipping the size-limit check, here we don't use the
106 * normal _IOW() macro but _IOC() with the manual argument.
107 */
108#define SNDRV_SB_CSP_IOCTL_LOAD_CODE \
109 _IOC(_IOC_WRITE, 'H', 0x11, sizeof(struct snd_sb_csp_microcode))
110/* unload microcode from CSP */
111#define SNDRV_SB_CSP_IOCTL_UNLOAD_CODE _IO('H', 0x12)
112/* start CSP */
113#define SNDRV_SB_CSP_IOCTL_START _IOW('H', 0x13, struct snd_sb_csp_start)
114/* stop CSP */
115#define SNDRV_SB_CSP_IOCTL_STOP _IO('H', 0x14)
116/* pause CSP and DMA transfer */
117#define SNDRV_SB_CSP_IOCTL_PAUSE _IO('H', 0x15)
118/* restart CSP and DMA transfer */
119#define SNDRV_SB_CSP_IOCTL_RESTART _IO('H', 0x16)
120
121#ifdef __KERNEL__
122#include <sound/sb.h> 25#include <sound/sb.h>
123#include <sound/hwdep.h> 26#include <sound/hwdep.h>
124#include <linux/firmware.h> 27#include <linux/firmware.h>
28#include <uapi/sound/sb16_csp.h>
125 29
126struct snd_sb_csp; 30struct snd_sb_csp;
127 31
@@ -183,6 +87,4 @@ struct snd_sb_csp {
183}; 87};
184 88
185int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep); 89int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep);
186#endif
187
188#endif /* __SOUND_SB16_CSP */ 90#endif /* __SOUND_SB16_CSP */