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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]

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Differences between /linux/sound/isa/sb/sb16_csp.c (Version 2.6.11.8) and /linux/sound/isa/sb/sb16_csp.c (Version 2.6.25.8)


  1 /*                                                  1 /*
  2  *  Copyright (c) 1999 by Uros Bizjak <uros@ks      2  *  Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si>
  3  *                        Takashi Iwai <tiwai@      3  *                        Takashi Iwai <tiwai@suse.de>
  4  *                                                  4  *
  5  *  SB16ASP/AWE32 CSP control                       5  *  SB16ASP/AWE32 CSP control
  6  *                                                  6  *
  7  *  CSP microcode loader:                           7  *  CSP microcode loader:
  8  *   alsa-tools/sb16_csp/                           8  *   alsa-tools/sb16_csp/ 
  9  *                                                  9  *
 10  *   This program is free software; you can re     10  *   This program is free software; you can redistribute it and/or modify 
 11  *   it under the terms of the GNU General Pub     11  *   it under the terms of the GNU General Public License as published by
 12  *   the Free Software Foundation; either vers     12  *   the Free Software Foundation; either version 2 of the License, or
 13  *   (at your option) any later version.           13  *   (at your option) any later version.
 14  *                                                 14  *
 15  *   This program is distributed in the hope t     15  *   This program is distributed in the hope that it will be useful,
 16  *   but WITHOUT ANY WARRANTY; without even th     16  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 17  *   MERCHANTABILITY or FITNESS FOR A PARTICUL     17  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 18  *   GNU General Public License for more detai     18  *   GNU General Public License for more details.
 19  *                                                 19  *
 20  *   You should have received a copy of the GN     20  *   You should have received a copy of the GNU General Public License
 21  *   along with this program; if not, write to     21  *   along with this program; if not, write to the Free Software
 22  *   Foundation, Inc., 59 Temple Place, Suite      22  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 23  *                                                 23  *
 24  */                                                24  */
 25                                                    25 
 26 #include <sound/driver.h>                      << 
 27 #include <linux/delay.h>                           26 #include <linux/delay.h>
 28 #include <linux/init.h>                            27 #include <linux/init.h>
 29 #include <linux/slab.h>                            28 #include <linux/slab.h>
 30 #include <sound/core.h>                            29 #include <sound/core.h>
 31 #include <sound/control.h>                         30 #include <sound/control.h>
 32 #include <sound/info.h>                            31 #include <sound/info.h>
 33 #include <sound/sb16_csp.h>                        32 #include <sound/sb16_csp.h>
 34 #include <sound/initval.h>                         33 #include <sound/initval.h>
 35                                                    34 
 36 MODULE_AUTHOR("Uros Bizjak <uros@kss-loka.si>"     35 MODULE_AUTHOR("Uros Bizjak <uros@kss-loka.si>");
 37 MODULE_DESCRIPTION("ALSA driver for SB16 Creat     36 MODULE_DESCRIPTION("ALSA driver for SB16 Creative Signal Processor");
 38 MODULE_LICENSE("GPL");                             37 MODULE_LICENSE("GPL");
                                                   >>  38 #ifndef CONFIG_SND_SB16_CSP_FIRMWARE_IN_KERNEL
                                                   >>  39 MODULE_FIRMWARE("sb16/mulaw_main.csp");
                                                   >>  40 MODULE_FIRMWARE("sb16/alaw_main.csp");
                                                   >>  41 MODULE_FIRMWARE("sb16/ima_adpcm_init.csp");
                                                   >>  42 MODULE_FIRMWARE("sb16/ima_adpcm_playback.csp");
                                                   >>  43 MODULE_FIRMWARE("sb16/ima_adpcm_capture.csp");
                                                   >>  44 #endif
 39                                                    45 
 40 #ifdef SNDRV_LITTLE_ENDIAN                         46 #ifdef SNDRV_LITTLE_ENDIAN
 41 #define CSP_HDR_VALUE(a,b,c,d)  ((a) | ((b)<<8     47 #define CSP_HDR_VALUE(a,b,c,d)  ((a) | ((b)<<8) | ((c)<<16) | ((d)<<24))
 42 #else                                              48 #else
 43 #define CSP_HDR_VALUE(a,b,c,d)  ((d) | ((c)<<8     49 #define CSP_HDR_VALUE(a,b,c,d)  ((d) | ((c)<<8) | ((b)<<16) | ((a)<<24))
 44 #endif                                             50 #endif
 45 #define LE_SHORT(v)             le16_to_cpu(v) << 
 46 #define LE_INT(v)               le32_to_cpu(v) << 
 47                                                    51 
 48 #define RIFF_HEADER     CSP_HDR_VALUE('R', 'I'     52 #define RIFF_HEADER     CSP_HDR_VALUE('R', 'I', 'F', 'F')
 49 #define CSP__HEADER     CSP_HDR_VALUE('C', 'S'     53 #define CSP__HEADER     CSP_HDR_VALUE('C', 'S', 'P', ' ')
 50 #define LIST_HEADER     CSP_HDR_VALUE('L', 'I'     54 #define LIST_HEADER     CSP_HDR_VALUE('L', 'I', 'S', 'T')
 51 #define FUNC_HEADER     CSP_HDR_VALUE('f', 'u'     55 #define FUNC_HEADER     CSP_HDR_VALUE('f', 'u', 'n', 'c')
 52 #define CODE_HEADER     CSP_HDR_VALUE('c', 'o'     56 #define CODE_HEADER     CSP_HDR_VALUE('c', 'o', 'd', 'e')
 53 #define INIT_HEADER     CSP_HDR_VALUE('i', 'n'     57 #define INIT_HEADER     CSP_HDR_VALUE('i', 'n', 'i', 't')
 54 #define MAIN_HEADER     CSP_HDR_VALUE('m', 'a'     58 #define MAIN_HEADER     CSP_HDR_VALUE('m', 'a', 'i', 'n')
 55                                                    59 
 56 /*                                                 60 /*
 57  * RIFF data format                                61  * RIFF data format
 58  */                                                62  */
 59 typedef struct riff_header {                   !!  63 struct riff_header {
 60         __u32 name;                                64         __u32 name;
 61         __u32 len;                                 65         __u32 len;
 62 } riff_header_t;                               !!  66 };
 63                                                    67 
 64 typedef struct desc_header {                   !!  68 struct desc_header {
 65         riff_header_t info;                    !!  69         struct riff_header info;
 66         __u16 func_nr;                             70         __u16 func_nr;
 67         __u16 VOC_type;                            71         __u16 VOC_type;
 68         __u16 flags_play_rec;                      72         __u16 flags_play_rec;
 69         __u16 flags_16bit_8bit;                    73         __u16 flags_16bit_8bit;
 70         __u16 flags_stereo_mono;                   74         __u16 flags_stereo_mono;
 71         __u16 flags_rates;                         75         __u16 flags_rates;
 72 } desc_header_t;                               !!  76 };
 73                                                    77 
 74 /*                                                 78 /*
 75  * prototypes                                      79  * prototypes
 76  */                                                80  */
 77 static void snd_sb_csp_free(snd_hwdep_t *hw);  !!  81 static void snd_sb_csp_free(struct snd_hwdep *hw);
 78 static int snd_sb_csp_open(snd_hwdep_t * hw, s !!  82 static int snd_sb_csp_open(struct snd_hwdep * hw, struct file *file);
 79 static int snd_sb_csp_ioctl(snd_hwdep_t * hw,  !!  83 static int snd_sb_csp_ioctl(struct snd_hwdep * hw, struct file *file, unsigned int cmd, unsigned long arg);
 80 static int snd_sb_csp_release(snd_hwdep_t * hw !!  84 static int snd_sb_csp_release(struct snd_hwdep * hw, struct file *file);
 81                                                !!  85 
 82 static int csp_detect(sb_t *chip, int *version !!  86 static int csp_detect(struct snd_sb *chip, int *version);
 83 static int set_codec_parameter(sb_t *chip, uns !!  87 static int set_codec_parameter(struct snd_sb *chip, unsigned char par, unsigned char val);
 84 static int set_register(sb_t *chip, unsigned c !!  88 static int set_register(struct snd_sb *chip, unsigned char reg, unsigned char val);
 85 static int read_register(sb_t *chip, unsigned  !!  89 static int read_register(struct snd_sb *chip, unsigned char reg);
 86 static int set_mode_register(sb_t *chip, unsig !!  90 static int set_mode_register(struct snd_sb *chip, unsigned char mode);
 87 static int get_version(sb_t *chip);            !!  91 static int get_version(struct snd_sb *chip);
 88                                                !!  92 
 89 static int snd_sb_csp_riff_load(snd_sb_csp_t * !!  93 static int snd_sb_csp_riff_load(struct snd_sb_csp * p,
 90 static int snd_sb_csp_unload(snd_sb_csp_t * p) !!  94                                 struct snd_sb_csp_microcode __user * code);
 91 static int snd_sb_csp_load_user(snd_sb_csp_t * !!  95 static int snd_sb_csp_unload(struct snd_sb_csp * p);
 92 static int snd_sb_csp_autoload(snd_sb_csp_t *  !!  96 static int snd_sb_csp_load_user(struct snd_sb_csp * p, const unsigned char __user *buf, int size, int load_flags);
 93 static int snd_sb_csp_check_version(snd_sb_csp !!  97 static int snd_sb_csp_autoload(struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode);
 94                                                !!  98 static int snd_sb_csp_check_version(struct snd_sb_csp * p);
 95 static int snd_sb_csp_use(snd_sb_csp_t * p);   !!  99 
 96 static int snd_sb_csp_unuse(snd_sb_csp_t * p); !! 100 static int snd_sb_csp_use(struct snd_sb_csp * p);
 97 static int snd_sb_csp_start(snd_sb_csp_t * p,  !! 101 static int snd_sb_csp_unuse(struct snd_sb_csp * p);
 98 static int snd_sb_csp_stop(snd_sb_csp_t * p);  !! 102 static int snd_sb_csp_start(struct snd_sb_csp * p, int sample_width, int channels);
 99 static int snd_sb_csp_pause(snd_sb_csp_t * p); !! 103 static int snd_sb_csp_stop(struct snd_sb_csp * p);
100 static int snd_sb_csp_restart(snd_sb_csp_t * p !! 104 static int snd_sb_csp_pause(struct snd_sb_csp * p);
101                                                !! 105 static int snd_sb_csp_restart(struct snd_sb_csp * p);
102 static int snd_sb_qsound_build(snd_sb_csp_t *  !! 106 
103 static void snd_sb_qsound_destroy(snd_sb_csp_t !! 107 static int snd_sb_qsound_build(struct snd_sb_csp * p);
104 static int snd_sb_csp_qsound_transfer(snd_sb_c !! 108 static void snd_sb_qsound_destroy(struct snd_sb_csp * p);
                                                   >> 109 static int snd_sb_csp_qsound_transfer(struct snd_sb_csp * p);
105                                                   110 
106 static int init_proc_entry(snd_sb_csp_t * p, i !! 111 static int init_proc_entry(struct snd_sb_csp * p, int device);
107 static void info_read(snd_info_entry_t *entry, !! 112 static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer);
108                                                   113 
109 /*                                                114 /*
110  * Detect CSP chip and create a new instance      115  * Detect CSP chip and create a new instance
111  */                                               116  */
112 int snd_sb_csp_new(sb_t *chip, int device, snd !! 117 int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep)
113 {                                                 118 {
114         snd_sb_csp_t *p;                       !! 119         struct snd_sb_csp *p;
115         int version, err;                      !! 120         int uninitialized_var(version);
116         snd_hwdep_t *hw;                       !! 121         int err;
                                                   >> 122         struct snd_hwdep *hw;
117                                                   123 
118         if (rhwdep)                               124         if (rhwdep)
119                 *rhwdep = NULL;                   125                 *rhwdep = NULL;
120                                                   126 
121         if (csp_detect(chip, &version))           127         if (csp_detect(chip, &version))
122                 return -ENODEV;                   128                 return -ENODEV;
123                                                   129 
124         if ((err = snd_hwdep_new(chip->card, "    130         if ((err = snd_hwdep_new(chip->card, "SB16-CSP", device, &hw)) < 0)
125                 return err;                       131                 return err;
126                                                   132 
127         if ((p = kcalloc(1, sizeof(*p), GFP_KE !! 133         if ((p = kzalloc(sizeof(*p), GFP_KERNEL)) == NULL) {
128                 snd_device_free(chip->card, hw    134                 snd_device_free(chip->card, hw);
129                 return -ENOMEM;                   135                 return -ENOMEM;
130         }                                         136         }
131         p->chip = chip;                           137         p->chip = chip;
132         p->version = version;                     138         p->version = version;
133                                                   139 
134         /* CSP operators */                       140         /* CSP operators */
135         p->ops.csp_use = snd_sb_csp_use;          141         p->ops.csp_use = snd_sb_csp_use;
136         p->ops.csp_unuse = snd_sb_csp_unuse;      142         p->ops.csp_unuse = snd_sb_csp_unuse;
137         p->ops.csp_autoload = snd_sb_csp_autol    143         p->ops.csp_autoload = snd_sb_csp_autoload;
138         p->ops.csp_start = snd_sb_csp_start;      144         p->ops.csp_start = snd_sb_csp_start;
139         p->ops.csp_stop = snd_sb_csp_stop;        145         p->ops.csp_stop = snd_sb_csp_stop;
140         p->ops.csp_qsound_transfer = snd_sb_cs    146         p->ops.csp_qsound_transfer = snd_sb_csp_qsound_transfer;
141                                                   147 
142         init_MUTEX(&p->access_mutex);          !! 148         mutex_init(&p->access_mutex);
143         sprintf(hw->name, "CSP v%d.%d", (versi    149         sprintf(hw->name, "CSP v%d.%d", (version >> 4), (version & 0x0f));
144         hw->iface = SNDRV_HWDEP_IFACE_SB16CSP;    150         hw->iface = SNDRV_HWDEP_IFACE_SB16CSP;
145         hw->private_data = p;                     151         hw->private_data = p;
146         hw->private_free = snd_sb_csp_free;       152         hw->private_free = snd_sb_csp_free;
147                                                   153 
148         /* operators - only write/ioctl */        154         /* operators - only write/ioctl */
149         hw->ops.open = snd_sb_csp_open;           155         hw->ops.open = snd_sb_csp_open;
150         hw->ops.ioctl = snd_sb_csp_ioctl;         156         hw->ops.ioctl = snd_sb_csp_ioctl;
151         hw->ops.release = snd_sb_csp_release;     157         hw->ops.release = snd_sb_csp_release;
152                                                   158 
153         /* create a proc entry */                 159         /* create a proc entry */
154         init_proc_entry(p, device);               160         init_proc_entry(p, device);
155         if (rhwdep)                               161         if (rhwdep)
156                 *rhwdep = hw;                     162                 *rhwdep = hw;
157         return 0;                                 163         return 0;
158 }                                                 164 }
159                                                   165 
160 /*                                                166 /*
161  * free_private for hwdep instance                167  * free_private for hwdep instance
162  */                                               168  */
163 static void snd_sb_csp_free(snd_hwdep_t *hwdep !! 169 static void snd_sb_csp_free(struct snd_hwdep *hwdep)
164 {                                                 170 {
165         snd_sb_csp_t *p = hwdep->private_data; !! 171 #ifndef CONFIG_SND_SB16_CSP_FIRMWARE_IN_KERNEL
                                                   >> 172         int i;
                                                   >> 173 #endif
                                                   >> 174         struct snd_sb_csp *p = hwdep->private_data;
166         if (p) {                                  175         if (p) {
167                 if (p->running & SNDRV_SB_CSP_    176                 if (p->running & SNDRV_SB_CSP_ST_RUNNING)
168                         snd_sb_csp_stop(p);       177                         snd_sb_csp_stop(p);
                                                   >> 178 #ifndef CONFIG_SND_SB16_CSP_FIRMWARE_IN_KERNEL
                                                   >> 179                 for (i = 0; i < ARRAY_SIZE(p->csp_programs); ++i)
                                                   >> 180                         release_firmware(p->csp_programs[i]);
                                                   >> 181 #endif
169                 kfree(p);                         182                 kfree(p);
170         }                                         183         }
171 }                                                 184 }
172                                                   185 
173 /* ------------------------------ */              186 /* ------------------------------ */
174                                                   187 
175 /*                                                188 /*
176  * open the device exclusively                    189  * open the device exclusively
177  */                                               190  */
178 static int snd_sb_csp_open(snd_hwdep_t * hw, s !! 191 static int snd_sb_csp_open(struct snd_hwdep * hw, struct file *file)
179 {                                                 192 {
180         snd_sb_csp_t *p = hw->private_data;    !! 193         struct snd_sb_csp *p = hw->private_data;
181         return (snd_sb_csp_use(p));               194         return (snd_sb_csp_use(p));
182 }                                                 195 }
183                                                   196 
184 /*                                                197 /*
185  * ioctl for hwdep device:                        198  * ioctl for hwdep device:
186  */                                               199  */
187 static int snd_sb_csp_ioctl(snd_hwdep_t * hw,  !! 200 static int snd_sb_csp_ioctl(struct snd_hwdep * hw, struct file *file, unsigned int cmd, unsigned long arg)
188 {                                                 201 {
189         snd_sb_csp_t *p = hw->private_data;    !! 202         struct snd_sb_csp *p = hw->private_data;
190         snd_sb_csp_info_t info;                !! 203         struct snd_sb_csp_info info;
191         snd_sb_csp_start_t start_info;         !! 204         struct snd_sb_csp_start start_info;
192         int err;                                  205         int err;
193                                                   206 
194         snd_assert(p != NULL, return -EINVAL);    207         snd_assert(p != NULL, return -EINVAL);
195                                                   208 
196         if (snd_sb_csp_check_version(p))          209         if (snd_sb_csp_check_version(p))
197                 return -ENODEV;                   210                 return -ENODEV;
198                                                   211 
199         switch (cmd) {                            212         switch (cmd) {
200                 /* get information */             213                 /* get information */
201         case SNDRV_SB_CSP_IOCTL_INFO:             214         case SNDRV_SB_CSP_IOCTL_INFO:
202                 *info.codec_name = *p->codec_n    215                 *info.codec_name = *p->codec_name;
203                 info.func_nr = p->func_nr;        216                 info.func_nr = p->func_nr;
204                 info.acc_format = p->acc_forma    217                 info.acc_format = p->acc_format;
205                 info.acc_channels = p->acc_cha    218                 info.acc_channels = p->acc_channels;
206                 info.acc_width = p->acc_width;    219                 info.acc_width = p->acc_width;
207                 info.acc_rates = p->acc_rates;    220                 info.acc_rates = p->acc_rates;
208                 info.csp_mode = p->mode;          221                 info.csp_mode = p->mode;
209                 info.run_channels = p->run_cha    222                 info.run_channels = p->run_channels;
210                 info.run_width = p->run_width;    223                 info.run_width = p->run_width;
211                 info.version = p->version;        224                 info.version = p->version;
212                 info.state = p->running;          225                 info.state = p->running;
213                 if (copy_to_user((void __user     226                 if (copy_to_user((void __user *)arg, &info, sizeof(info)))
214                         err = -EFAULT;            227                         err = -EFAULT;
215                 else                              228                 else
216                         err = 0;                  229                         err = 0;
217                 break;                            230                 break;
218                                                   231 
219                 /* load CSP microcode */          232                 /* load CSP microcode */
220         case SNDRV_SB_CSP_IOCTL_LOAD_CODE:        233         case SNDRV_SB_CSP_IOCTL_LOAD_CODE:
221                 err = (p->running & SNDRV_SB_C    234                 err = (p->running & SNDRV_SB_CSP_ST_RUNNING ?
222                        -EBUSY : snd_sb_csp_rif !! 235                        -EBUSY : snd_sb_csp_riff_load(p, (struct snd_sb_csp_microcode __user *) arg));
223                 break;                            236                 break;
224         case SNDRV_SB_CSP_IOCTL_UNLOAD_CODE:      237         case SNDRV_SB_CSP_IOCTL_UNLOAD_CODE:
225                 err = (p->running & SNDRV_SB_C    238                 err = (p->running & SNDRV_SB_CSP_ST_RUNNING ?
226                        -EBUSY : snd_sb_csp_unl    239                        -EBUSY : snd_sb_csp_unload(p));
227                 break;                            240                 break;
228                                                   241 
229                 /* change CSP running state */    242                 /* change CSP running state */
230         case SNDRV_SB_CSP_IOCTL_START:            243         case SNDRV_SB_CSP_IOCTL_START:
231                 if (copy_from_user(&start_info    244                 if (copy_from_user(&start_info, (void __user *) arg, sizeof(start_info)))
232                         err = -EFAULT;            245                         err = -EFAULT;
233                 else                              246                 else
234                         err = snd_sb_csp_start    247                         err = snd_sb_csp_start(p, start_info.sample_width, start_info.channels);
235                 break;                            248                 break;
236         case SNDRV_SB_CSP_IOCTL_STOP:             249         case SNDRV_SB_CSP_IOCTL_STOP:
237                 err = snd_sb_csp_stop(p);         250                 err = snd_sb_csp_stop(p);
238                 break;                            251                 break;
239         case SNDRV_SB_CSP_IOCTL_PAUSE:            252         case SNDRV_SB_CSP_IOCTL_PAUSE:
240                 err = snd_sb_csp_pause(p);        253                 err = snd_sb_csp_pause(p);
241                 break;                            254                 break;
242         case SNDRV_SB_CSP_IOCTL_RESTART:          255         case SNDRV_SB_CSP_IOCTL_RESTART:
243                 err = snd_sb_csp_restart(p);      256                 err = snd_sb_csp_restart(p);
244                 break;                            257                 break;
245         default:                                  258         default:
246                 err = -ENOTTY;                    259                 err = -ENOTTY;
247                 break;                            260                 break;
248         }                                         261         }
249                                                   262 
250         return err;                               263         return err;
251 }                                                 264 }
252                                                   265 
253 /*                                                266 /*
254  * close the device                               267  * close the device
255  */                                               268  */
256 static int snd_sb_csp_release(snd_hwdep_t * hw !! 269 static int snd_sb_csp_release(struct snd_hwdep * hw, struct file *file)
257 {                                                 270 {
258         snd_sb_csp_t *p = hw->private_data;    !! 271         struct snd_sb_csp *p = hw->private_data;
259         return (snd_sb_csp_unuse(p));             272         return (snd_sb_csp_unuse(p));
260 }                                                 273 }
261                                                   274 
262 /* ------------------------------ */              275 /* ------------------------------ */
263                                                   276 
264 /*                                                277 /*
265  * acquire device                                 278  * acquire device
266  */                                               279  */
267 static int snd_sb_csp_use(snd_sb_csp_t * p)    !! 280 static int snd_sb_csp_use(struct snd_sb_csp * p)
268 {                                                 281 {
269         down(&p->access_mutex);                !! 282         mutex_lock(&p->access_mutex);
270         if (p->used) {                            283         if (p->used) {
271                 up(&p->access_mutex);          !! 284                 mutex_unlock(&p->access_mutex);
272                 return -EAGAIN;                   285                 return -EAGAIN;
273         }                                         286         }
274         p->used++;                                287         p->used++;
275         up(&p->access_mutex);                  !! 288         mutex_unlock(&p->access_mutex);
276                                                   289 
277         return 0;                                 290         return 0;
278                                                   291 
279 }                                                 292 }
280                                                   293 
281 /*                                                294 /*
282  * release device                                 295  * release device
283  */                                               296  */
284 static int snd_sb_csp_unuse(snd_sb_csp_t * p)  !! 297 static int snd_sb_csp_unuse(struct snd_sb_csp * p)
285 {                                                 298 {
286         down(&p->access_mutex);                !! 299         mutex_lock(&p->access_mutex);
287         p->used--;                                300         p->used--;
288         up(&p->access_mutex);                  !! 301         mutex_unlock(&p->access_mutex);
289                                                   302 
290         return 0;                                 303         return 0;
291 }                                                 304 }
292                                                   305 
293 /*                                                306 /*
294  * load microcode via ioctl:                      307  * load microcode via ioctl: 
295  * code is user-space pointer                     308  * code is user-space pointer
296  */                                               309  */
297 static int snd_sb_csp_riff_load(snd_sb_csp_t * !! 310 static int snd_sb_csp_riff_load(struct snd_sb_csp * p,
                                                   >> 311                                 struct snd_sb_csp_microcode __user * mcode)
298 {                                                 312 {
299         snd_sb_csp_mc_header_t info;           !! 313         struct snd_sb_csp_mc_header info;
300                                                   314 
301         unsigned char __user *data_ptr;           315         unsigned char __user *data_ptr;
302         unsigned char __user *data_end;           316         unsigned char __user *data_end;
303         unsigned short func_nr = 0;               317         unsigned short func_nr = 0;
304                                                   318 
305         riff_header_t file_h, item_h, code_h;  !! 319         struct riff_header file_h, item_h, code_h;
306         __u32 item_type;                          320         __u32 item_type;
307         desc_header_t funcdesc_h;              !! 321         struct desc_header funcdesc_h;
308                                                   322 
309         unsigned long flags;                      323         unsigned long flags;
310         int err;                                  324         int err;
311                                                   325 
312         if (copy_from_user(&info, mcode, sizeo    326         if (copy_from_user(&info, mcode, sizeof(info)))
313                 return -EFAULT;                   327                 return -EFAULT;
314         data_ptr = mcode->data;                   328         data_ptr = mcode->data;
315                                                   329 
316         if (copy_from_user(&file_h, data_ptr,     330         if (copy_from_user(&file_h, data_ptr, sizeof(file_h)))
317                 return -EFAULT;                   331                 return -EFAULT;
318         if ((file_h.name != RIFF_HEADER) ||       332         if ((file_h.name != RIFF_HEADER) ||
319             (LE_INT(file_h.len) >= SNDRV_SB_CS !! 333             (le32_to_cpu(file_h.len) >= SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE - sizeof(file_h))) {
320                 snd_printd("%s: Invalid RIFF h    334                 snd_printd("%s: Invalid RIFF header\n", __FUNCTION__);
321                 return -EINVAL;                   335                 return -EINVAL;
322         }                                         336         }
323         data_ptr += sizeof(file_h);               337         data_ptr += sizeof(file_h);
324         data_end = data_ptr + LE_INT(file_h.le !! 338         data_end = data_ptr + le32_to_cpu(file_h.len);
325                                                   339 
326         if (copy_from_user(&item_type, data_pt    340         if (copy_from_user(&item_type, data_ptr, sizeof(item_type)))
327                 return -EFAULT;                   341                 return -EFAULT;
328         if (item_type != CSP__HEADER) {           342         if (item_type != CSP__HEADER) {
329                 snd_printd("%s: Invalid RIFF f    343                 snd_printd("%s: Invalid RIFF file type\n", __FUNCTION__);
330                 return -EINVAL;                   344                 return -EINVAL;
331         }                                         345         }
332         data_ptr += sizeof (item_type);           346         data_ptr += sizeof (item_type);
333                                                   347 
334         for (; data_ptr < data_end; data_ptr + !! 348         for (; data_ptr < data_end; data_ptr += le32_to_cpu(item_h.len)) {
335                 if (copy_from_user(&item_h, da    349                 if (copy_from_user(&item_h, data_ptr, sizeof(item_h)))
336                         return -EFAULT;           350                         return -EFAULT;
337                 data_ptr += sizeof(item_h);       351                 data_ptr += sizeof(item_h);
338                 if (item_h.name != LIST_HEADER    352                 if (item_h.name != LIST_HEADER)
339                         continue;                 353                         continue;
340                                                   354 
341                 if (copy_from_user(&item_type,    355                 if (copy_from_user(&item_type, data_ptr, sizeof(item_type)))
342                          return -EFAULT;          356                          return -EFAULT;
343                 switch (item_type) {              357                 switch (item_type) {
344                 case FUNC_HEADER:                 358                 case FUNC_HEADER:
345                         if (copy_from_user(&fu    359                         if (copy_from_user(&funcdesc_h, data_ptr + sizeof(item_type), sizeof(funcdesc_h)))
346                                 return -EFAULT    360                                 return -EFAULT;
347                         func_nr = LE_SHORT(fun !! 361                         func_nr = le16_to_cpu(funcdesc_h.func_nr);
348                         break;                    362                         break;
349                 case CODE_HEADER:                 363                 case CODE_HEADER:
350                         if (func_nr != info.fu    364                         if (func_nr != info.func_req)
351                                 break;  /* not    365                                 break;  /* not required function, try next */
352                         data_ptr += sizeof(ite    366                         data_ptr += sizeof(item_type);
353                                                   367 
354                         /* destroy QSound mixe    368                         /* destroy QSound mixer element */
355                         if (p->mode == SNDRV_S    369                         if (p->mode == SNDRV_SB_CSP_MODE_QSOUND) {
356                                 snd_sb_qsound_    370                                 snd_sb_qsound_destroy(p);
357                         }                         371                         }
358                         /* Clear all flags */     372                         /* Clear all flags */
359                         p->running = 0;           373                         p->running = 0;
360                         p->mode = 0;              374                         p->mode = 0;
361                                                   375 
362                         /* load microcode bloc    376                         /* load microcode blocks */
363                         for (;;) {                377                         for (;;) {
364                                 if (data_ptr >    378                                 if (data_ptr >= data_end)
365                                         return    379                                         return -EINVAL;
366                                 if (copy_from_    380                                 if (copy_from_user(&code_h, data_ptr, sizeof(code_h)))
367                                         return    381                                         return -EFAULT;
368                                                   382 
369                                 /* init microc    383                                 /* init microcode blocks */
370                                 if (code_h.nam    384                                 if (code_h.name != INIT_HEADER)
371                                         break;    385                                         break;
372                                 data_ptr += si    386                                 data_ptr += sizeof(code_h);
373                                 err = snd_sb_c !! 387                                 err = snd_sb_csp_load_user(p, data_ptr, le32_to_cpu(code_h.len),
374                                                   388                                                       SNDRV_SB_CSP_LOAD_INITBLOCK);
375                                 if (err)          389                                 if (err)
376                                         return    390                                         return err;
377                                 data_ptr += LE !! 391                                 data_ptr += le32_to_cpu(code_h.len);
378                         }                         392                         }
379                         /* main microcode bloc    393                         /* main microcode block */
380                         if (copy_from_user(&co    394                         if (copy_from_user(&code_h, data_ptr, sizeof(code_h)))
381                                 return -EFAULT    395                                 return -EFAULT;
382                                                   396 
383                         if (code_h.name != MAI    397                         if (code_h.name != MAIN_HEADER) {
384                                 snd_printd("%s    398                                 snd_printd("%s: Missing 'main' microcode\n", __FUNCTION__);
385                                 return -EINVAL    399                                 return -EINVAL;
386                         }                         400                         }
387                         data_ptr += sizeof(cod    401                         data_ptr += sizeof(code_h);
388                         err = snd_sb_csp_load_    402                         err = snd_sb_csp_load_user(p, data_ptr,
389                                                !! 403                                                    le32_to_cpu(code_h.len), 0);
390                         if (err)                  404                         if (err)
391                                 return err;       405                                 return err;
392                                                   406 
393                         /* fill in codec heade    407                         /* fill in codec header */
394                         strlcpy(p->codec_name,    408                         strlcpy(p->codec_name, info.codec_name, sizeof(p->codec_name));
395                         p->func_nr = func_nr;     409                         p->func_nr = func_nr;
396                         p->mode = LE_SHORT(fun !! 410                         p->mode = le16_to_cpu(funcdesc_h.flags_play_rec);
397                         switch (LE_SHORT(funcd !! 411                         switch (le16_to_cpu(funcdesc_h.VOC_type)) {
398                         case 0x0001:    /* QSo    412                         case 0x0001:    /* QSound decoder */
399                                 if (LE_SHORT(f !! 413                                 if (le16_to_cpu(funcdesc_h.flags_play_rec) == SNDRV_SB_CSP_MODE_DSP_WRITE) {
400                                         if (sn    414                                         if (snd_sb_qsound_build(p) == 0)
401                                                   415                                                 /* set QSound flag and clear all other mode flags */
402                                                   416                                                 p->mode = SNDRV_SB_CSP_MODE_QSOUND;
403                                 }                 417                                 }
404                                 p->acc_format     418                                 p->acc_format = 0;
405                                 break;            419                                 break;
406                         case 0x0006:    /* A L    420                         case 0x0006:    /* A Law codec */
407                                 p->acc_format     421                                 p->acc_format = SNDRV_PCM_FMTBIT_A_LAW;
408                                 break;            422                                 break;
409                         case 0x0007:    /* Mu     423                         case 0x0007:    /* Mu Law codec */
410                                 p->acc_format     424                                 p->acc_format = SNDRV_PCM_FMTBIT_MU_LAW;
411                                 break;            425                                 break;
412                         case 0x0011:    /* wha    426                         case 0x0011:    /* what Creative thinks is IMA ADPCM codec */
413                         case 0x0200:    /* Cre    427                         case 0x0200:    /* Creative ADPCM codec */
414                                 p->acc_format     428                                 p->acc_format = SNDRV_PCM_FMTBIT_IMA_ADPCM;
415                                 break;            429                                 break;
416                         case    201:    /* Tex    430                         case    201:    /* Text 2 Speech decoder */
417                                 /* TODO: Text2    431                                 /* TODO: Text2Speech handling routines */
418                                 p->acc_format     432                                 p->acc_format = 0;
419                                 break;            433                                 break;
420                         case 0x0202:    /* Fas    434                         case 0x0202:    /* Fast Speech 8 codec */
421                         case 0x0203:    /* Fas    435                         case 0x0203:    /* Fast Speech 10 codec */
422                                 p->acc_format     436                                 p->acc_format = SNDRV_PCM_FMTBIT_SPECIAL;
423                                 break;            437                                 break;
424                         default:        /* oth    438                         default:        /* other codecs are unsupported */
425                                 p->acc_format     439                                 p->acc_format = p->acc_width = p->acc_rates = 0;
426                                 p->mode = 0;      440                                 p->mode = 0;
427                                 snd_printd("%s    441                                 snd_printd("%s: Unsupported CSP codec type: 0x%04x\n",
428                                            __F    442                                            __FUNCTION__,
429                                            LE_ !! 443                                            le16_to_cpu(funcdesc_h.VOC_type));
430                                 return -EINVAL    444                                 return -EINVAL;
431                         }                         445                         }
432                         p->acc_channels = LE_S !! 446                         p->acc_channels = le16_to_cpu(funcdesc_h.flags_stereo_mono);
433                         p->acc_width = LE_SHOR !! 447                         p->acc_width = le16_to_cpu(funcdesc_h.flags_16bit_8bit);
434                         p->acc_rates = LE_SHOR !! 448                         p->acc_rates = le16_to_cpu(funcdesc_h.flags_rates);
435                                                   449 
436                         /* Decouple CSP from I    450                         /* Decouple CSP from IRQ and DMAREQ lines */
437                         spin_lock_irqsave(&p->    451                         spin_lock_irqsave(&p->chip->reg_lock, flags);
438                         set_mode_register(p->c    452                         set_mode_register(p->chip, 0xfc);
439                         set_mode_register(p->c    453                         set_mode_register(p->chip, 0x00);
440                         spin_unlock_irqrestore    454                         spin_unlock_irqrestore(&p->chip->reg_lock, flags);
441                                                   455 
442                         /* finished loading su    456                         /* finished loading successfully */
443                         p->running = SNDRV_SB_    457                         p->running = SNDRV_SB_CSP_ST_LOADED;    /* set LOADED flag */
444                         return 0;                 458                         return 0;
445                 }                                 459                 }
446         }                                         460         }
447         snd_printd("%s: Function #%d not found    461         snd_printd("%s: Function #%d not found\n", __FUNCTION__, info.func_req);
448         return -EINVAL;                           462         return -EINVAL;
449 }                                                 463 }
450                                                   464 
451 /*                                                465 /*
452  * unload CSP microcode                           466  * unload CSP microcode
453  */                                               467  */
454 static int snd_sb_csp_unload(snd_sb_csp_t * p) !! 468 static int snd_sb_csp_unload(struct snd_sb_csp * p)
455 {                                                 469 {
456         if (p->running & SNDRV_SB_CSP_ST_RUNNI    470         if (p->running & SNDRV_SB_CSP_ST_RUNNING)
457                 return -EBUSY;                    471                 return -EBUSY;
458         if (!(p->running & SNDRV_SB_CSP_ST_LOA    472         if (!(p->running & SNDRV_SB_CSP_ST_LOADED))
459                 return -ENXIO;                    473                 return -ENXIO;
460                                                   474 
461         /* clear supported formats */             475         /* clear supported formats */
462         p->acc_format = 0;                        476         p->acc_format = 0;
463         p->acc_channels = p->acc_width = p->ac    477         p->acc_channels = p->acc_width = p->acc_rates = 0;
464         /* destroy QSound mixer element */        478         /* destroy QSound mixer element */
465         if (p->mode == SNDRV_SB_CSP_MODE_QSOUN    479         if (p->mode == SNDRV_SB_CSP_MODE_QSOUND) {
466                 snd_sb_qsound_destroy(p);         480                 snd_sb_qsound_destroy(p);
467         }                                         481         }
468         /* clear all flags */                     482         /* clear all flags */
469         p->running = 0;                           483         p->running = 0;
470         p->mode = 0;                              484         p->mode = 0;
471         return 0;                                 485         return 0;
472 }                                                 486 }
473                                                   487 
474 /*                                                488 /*
475  * send command sequence to DSP                   489  * send command sequence to DSP
476  */                                               490  */
477 static inline int command_seq(sb_t *chip, cons !! 491 static inline int command_seq(struct snd_sb *chip, const unsigned char *seq, int size)
478 {                                                 492 {
479         int i;                                    493         int i;
480         for (i = 0; i < size; i++) {              494         for (i = 0; i < size; i++) {
481                 if (!snd_sbdsp_command(chip, s    495                 if (!snd_sbdsp_command(chip, seq[i]))
482                         return -EIO;              496                         return -EIO;
483         }                                         497         }
484         return 0;                                 498         return 0;
485 }                                                 499 }
486                                                   500 
487 /*                                                501 /*
488  * set CSP codec parameter                        502  * set CSP codec parameter
489  */                                               503  */
490 static int set_codec_parameter(sb_t *chip, uns !! 504 static int set_codec_parameter(struct snd_sb *chip, unsigned char par, unsigned char val)
491 {                                                 505 {
492         unsigned char dsp_cmd[3];                 506         unsigned char dsp_cmd[3];
493                                                   507 
494         dsp_cmd[0] = 0x05;      /* CSP set cod    508         dsp_cmd[0] = 0x05;      /* CSP set codec parameter */
495         dsp_cmd[1] = val;       /* Parameter v    509         dsp_cmd[1] = val;       /* Parameter value */
496         dsp_cmd[2] = par;       /* Parameter *    510         dsp_cmd[2] = par;       /* Parameter */
497         command_seq(chip, dsp_cmd, 3);            511         command_seq(chip, dsp_cmd, 3);
498         snd_sbdsp_command(chip, 0x03);  /* DSP    512         snd_sbdsp_command(chip, 0x03);  /* DSP read? */
499         if (snd_sbdsp_get_byte(chip) != par)      513         if (snd_sbdsp_get_byte(chip) != par)
500                 return -EIO;                      514                 return -EIO;
501         return 0;                                 515         return 0;
502 }                                                 516 }
503                                                   517 
504 /*                                                518 /*
505  * set CSP register                               519  * set CSP register
506  */                                               520  */
507 static int set_register(sb_t *chip, unsigned c !! 521 static int set_register(struct snd_sb *chip, unsigned char reg, unsigned char val)
508 {                                                 522 {
509         unsigned char dsp_cmd[3];                 523         unsigned char dsp_cmd[3];
510                                                   524 
511         dsp_cmd[0] = 0x0e;      /* CSP set reg    525         dsp_cmd[0] = 0x0e;      /* CSP set register */
512         dsp_cmd[1] = reg;       /* CSP Registe    526         dsp_cmd[1] = reg;       /* CSP Register */
513         dsp_cmd[2] = val;       /* value */       527         dsp_cmd[2] = val;       /* value */
514         return command_seq(chip, dsp_cmd, 3);     528         return command_seq(chip, dsp_cmd, 3);
515 }                                                 529 }
516                                                   530 
517 /*                                                531 /*
518  * read CSP register                              532  * read CSP register
519  * return < 0 -> error                            533  * return < 0 -> error
520  */                                               534  */
521 static int read_register(sb_t *chip, unsigned  !! 535 static int read_register(struct snd_sb *chip, unsigned char reg)
522 {                                                 536 {
523         unsigned char dsp_cmd[2];                 537         unsigned char dsp_cmd[2];
524                                                   538 
525         dsp_cmd[0] = 0x0f;      /* CSP read re    539         dsp_cmd[0] = 0x0f;      /* CSP read register */
526         dsp_cmd[1] = reg;       /* CSP Registe    540         dsp_cmd[1] = reg;       /* CSP Register */
527         command_seq(chip, dsp_cmd, 2);            541         command_seq(chip, dsp_cmd, 2);
528         return snd_sbdsp_get_byte(chip);          542         return snd_sbdsp_get_byte(chip);        /* Read DSP value */
529 }                                                 543 }
530                                                   544 
531 /*                                                545 /*
532  * set CSP mode register                          546  * set CSP mode register
533  */                                               547  */
534 static int set_mode_register(sb_t *chip, unsig !! 548 static int set_mode_register(struct snd_sb *chip, unsigned char mode)
535 {                                                 549 {
536         unsigned char dsp_cmd[2];                 550         unsigned char dsp_cmd[2];
537                                                   551 
538         dsp_cmd[0] = 0x04;      /* CSP set mod    552         dsp_cmd[0] = 0x04;      /* CSP set mode register */
539         dsp_cmd[1] = mode;      /* mode */        553         dsp_cmd[1] = mode;      /* mode */
540         return command_seq(chip, dsp_cmd, 2);     554         return command_seq(chip, dsp_cmd, 2);
541 }                                                 555 }
542                                                   556 
543 /*                                                557 /*
544  * Detect CSP                                     558  * Detect CSP
545  * return 0 if CSP exists.                        559  * return 0 if CSP exists.
546  */                                               560  */
547 static int csp_detect(sb_t *chip, int *version !! 561 static int csp_detect(struct snd_sb *chip, int *version)
548 {                                                 562 {
549         unsigned char csp_test1, csp_test2;       563         unsigned char csp_test1, csp_test2;
550         unsigned long flags;                      564         unsigned long flags;
551         int result = -ENODEV;                     565         int result = -ENODEV;
552                                                   566 
553         spin_lock_irqsave(&chip->reg_lock, fla    567         spin_lock_irqsave(&chip->reg_lock, flags);
554                                                   568 
555         set_codec_parameter(chip, 0x00, 0x00);    569         set_codec_parameter(chip, 0x00, 0x00);
556         set_mode_register(chip, 0xfc);            570         set_mode_register(chip, 0xfc);          /* 0xfc = ?? */
557                                                   571 
558         csp_test1 = read_register(chip, 0x83);    572         csp_test1 = read_register(chip, 0x83);
559         set_register(chip, 0x83, ~csp_test1);     573         set_register(chip, 0x83, ~csp_test1);
560         csp_test2 = read_register(chip, 0x83);    574         csp_test2 = read_register(chip, 0x83);
561         if (csp_test2 != (csp_test1 ^ 0xff))      575         if (csp_test2 != (csp_test1 ^ 0xff))
562                 goto __fail;                      576                 goto __fail;
563                                                   577 
564         set_register(chip, 0x83, csp_test1);      578         set_register(chip, 0x83, csp_test1);
565         csp_test2 = read_register(chip, 0x83);    579         csp_test2 = read_register(chip, 0x83);
566         if (csp_test2 != csp_test1)               580         if (csp_test2 != csp_test1)
567                 goto __fail;                      581                 goto __fail;
568                                                   582 
569         set_mode_register(chip, 0x00);            583         set_mode_register(chip, 0x00);          /* 0x00 = ? */
570                                                   584 
571         *version = get_version(chip);             585         *version = get_version(chip);
572         snd_sbdsp_reset(chip);  /* reset DSP a    586         snd_sbdsp_reset(chip);  /* reset DSP after getversion! */
573         if (*version >= 0x10 && *version <= 0x    587         if (*version >= 0x10 && *version <= 0x1f)
574                 result = 0;             /* val    588                 result = 0;             /* valid version id */
575                                                   589 
576       __fail:                                     590       __fail:
577         spin_unlock_irqrestore(&chip->reg_lock    591         spin_unlock_irqrestore(&chip->reg_lock, flags);
578         return result;                            592         return result;
579 }                                                 593 }
580                                                   594 
581 /*                                                595 /*
582  * get CSP version number                         596  * get CSP version number
583  */                                               597  */
584 static int get_version(sb_t *chip)             !! 598 static int get_version(struct snd_sb *chip)
585 {                                                 599 {
586         unsigned char dsp_cmd[2];                 600         unsigned char dsp_cmd[2];
587                                                   601 
588         dsp_cmd[0] = 0x08;      /* SB_DSP_!som    602         dsp_cmd[0] = 0x08;      /* SB_DSP_!something! */
589         dsp_cmd[1] = 0x03;      /* get chip ve    603         dsp_cmd[1] = 0x03;      /* get chip version id? */
590         command_seq(chip, dsp_cmd, 2);            604         command_seq(chip, dsp_cmd, 2);
591                                                   605 
592         return (snd_sbdsp_get_byte(chip));        606         return (snd_sbdsp_get_byte(chip));
593 }                                                 607 }
594                                                   608 
595 /*                                                609 /*
596  * check if the CSP version is valid              610  * check if the CSP version is valid
597  */                                               611  */
598 static int snd_sb_csp_check_version(snd_sb_csp !! 612 static int snd_sb_csp_check_version(struct snd_sb_csp * p)
599 {                                                 613 {
600         if (p->version < 0x10 || p->version >     614         if (p->version < 0x10 || p->version > 0x1f) {
601                 snd_printd("%s: Invalid CSP ve    615                 snd_printd("%s: Invalid CSP version: 0x%x\n", __FUNCTION__, p->version);
602                 return 1;                         616                 return 1;
603         }                                         617         }
604         return 0;                                 618         return 0;
605 }                                                 619 }
606                                                   620 
607 /*                                                621 /*
608  * download microcode to CSP (microcode should    622  * download microcode to CSP (microcode should have one "main" block).
609  */                                               623  */
610 static int snd_sb_csp_load(snd_sb_csp_t * p, c !! 624 static int snd_sb_csp_load(struct snd_sb_csp * p, const unsigned char *buf, int size, int load_flags)
611 {                                                 625 {
612         int status, i;                            626         int status, i;
613         int err;                                  627         int err;
614         int result = -EIO;                        628         int result = -EIO;
615         unsigned long flags;                      629         unsigned long flags;
616                                                   630 
617         spin_lock_irqsave(&p->chip->reg_lock,     631         spin_lock_irqsave(&p->chip->reg_lock, flags);
618         snd_sbdsp_command(p->chip, 0x01);         632         snd_sbdsp_command(p->chip, 0x01);       /* CSP download command */
619         if (snd_sbdsp_get_byte(p->chip)) {        633         if (snd_sbdsp_get_byte(p->chip)) {
620                 snd_printd("%s: Download comma    634                 snd_printd("%s: Download command failed\n", __FUNCTION__);
621                 goto __fail;                      635                 goto __fail;
622         }                                         636         }
623         /* Send CSP low byte (size - 1) */        637         /* Send CSP low byte (size - 1) */
624         snd_sbdsp_command(p->chip, (unsigned c    638         snd_sbdsp_command(p->chip, (unsigned char)(size - 1));
625         /* Send high byte */                      639         /* Send high byte */
626         snd_sbdsp_command(p->chip, (unsigned c    640         snd_sbdsp_command(p->chip, (unsigned char)((size - 1) >> 8));
627         /* send microcode sequence */             641         /* send microcode sequence */
628         /* load from kernel space */              642         /* load from kernel space */
629         while (size--) {                          643         while (size--) {
630                 if (!snd_sbdsp_command(p->chip    644                 if (!snd_sbdsp_command(p->chip, *buf++))
631                         goto __fail;              645                         goto __fail;
632         }                                         646         }
633         if (snd_sbdsp_get_byte(p->chip))          647         if (snd_sbdsp_get_byte(p->chip))
634                 goto __fail;                      648                 goto __fail;
635                                                   649 
636         if (load_flags & SNDRV_SB_CSP_LOAD_INI    650         if (load_flags & SNDRV_SB_CSP_LOAD_INITBLOCK) {
637                 i = 0;                            651                 i = 0;
638                 /* some codecs (FastSpeech) ta    652                 /* some codecs (FastSpeech) take some time to initialize */
639                 while (1) {                       653                 while (1) {
640                         snd_sbdsp_command(p->c    654                         snd_sbdsp_command(p->chip, 0x03);
641                         status = snd_sbdsp_get    655                         status = snd_sbdsp_get_byte(p->chip);
642                         if (status == 0x55 ||     656                         if (status == 0x55 || ++i >= 10)
643                                 break;            657                                 break;
644                         udelay (10);              658                         udelay (10);
645                 }                                 659                 }
646                 if (status != 0x55) {             660                 if (status != 0x55) {
647                         snd_printd("%s: Microc    661                         snd_printd("%s: Microcode initialization failed\n", __FUNCTION__);
648                         goto __fail;              662                         goto __fail;
649                 }                                 663                 }
650         } else {                                  664         } else {
651                 /*                                665                 /*
652                  * Read mixer register SB_DSP4    666                  * Read mixer register SB_DSP4_DMASETUP after loading 'main' code.
653                  * Start CSP chip if no 16bit     667                  * Start CSP chip if no 16bit DMA channel is set - some kind
654                  * of autorun or perhaps a bug    668                  * of autorun or perhaps a bugfix?
655                  */                               669                  */
656                 spin_lock(&p->chip->mixer_lock    670                 spin_lock(&p->chip->mixer_lock);
657                 status = snd_sbmixer_read(p->c    671                 status = snd_sbmixer_read(p->chip, SB_DSP4_DMASETUP);
658                 spin_unlock(&p->chip->mixer_lo    672                 spin_unlock(&p->chip->mixer_lock);
659                 if (!(status & (SB_DMASETUP_DM    673                 if (!(status & (SB_DMASETUP_DMA7 | SB_DMASETUP_DMA6 | SB_DMASETUP_DMA5))) {
660                         err = (set_codec_param    674                         err = (set_codec_parameter(p->chip, 0xaa, 0x00) ||
661                                set_codec_param    675                                set_codec_parameter(p->chip, 0xff, 0x00));
662                         snd_sbdsp_reset(p->chi    676                         snd_sbdsp_reset(p->chip);               /* really! */
663                         if (err)                  677                         if (err)
664                                 goto __fail;      678                                 goto __fail;
665                         set_mode_register(p->c    679                         set_mode_register(p->chip, 0xc0);       /* c0 = STOP */
666                         set_mode_register(p->c    680                         set_mode_register(p->chip, 0x70);       /* 70 = RUN */
667                 }                                 681                 }
668         }                                         682         }
669         result = 0;                               683         result = 0;
670                                                   684 
671       __fail:                                     685       __fail:
672         spin_unlock_irqrestore(&p->chip->reg_l    686         spin_unlock_irqrestore(&p->chip->reg_lock, flags);
673         return result;                            687         return result;
674 }                                                 688 }
675                                                   689  
676 static int snd_sb_csp_load_user(snd_sb_csp_t * !! 690 static int snd_sb_csp_load_user(struct snd_sb_csp * p, const unsigned char __user *buf, int size, int load_flags)
677 {                                                 691 {
678         int err = -ENOMEM;                        692         int err = -ENOMEM;
679         unsigned char *kbuf = kmalloc(size, GF    693         unsigned char *kbuf = kmalloc(size, GFP_KERNEL);
680         if (kbuf) {                               694         if (kbuf) {
681                 if (copy_from_user(kbuf, buf,     695                 if (copy_from_user(kbuf, buf, size))
682                         err = -EFAULT;            696                         err = -EFAULT;
683                 else                              697                 else
684                         err = snd_sb_csp_load(    698                         err = snd_sb_csp_load(p, kbuf, size, load_flags);
685                 kfree(kbuf);                      699                 kfree(kbuf);
686         }                                         700         }
687         return err;                               701         return err;
688 }                                                 702 }
689                                                   703 
                                                   >> 704 #ifdef CONFIG_SND_SB16_CSP_FIRMWARE_IN_KERNEL
690 #include "sb16_csp_codecs.h"                      705 #include "sb16_csp_codecs.h"
691                                                   706 
                                                   >> 707 static const struct firmware snd_sb_csp_static_programs[] = {
                                                   >> 708         { .data = mulaw_main, .size = sizeof mulaw_main },
                                                   >> 709         { .data = alaw_main, .size = sizeof alaw_main },
                                                   >> 710         { .data = ima_adpcm_init, .size = sizeof ima_adpcm_init },
                                                   >> 711         { .data = ima_adpcm_playback, .size = sizeof ima_adpcm_playback },
                                                   >> 712         { .data = ima_adpcm_capture, .size = sizeof ima_adpcm_capture },
                                                   >> 713 };
                                                   >> 714 #endif
                                                   >> 715 
                                                   >> 716 static int snd_sb_csp_firmware_load(struct snd_sb_csp *p, int index, int flags)
                                                   >> 717 {
                                                   >> 718         static const char *const names[] = {
                                                   >> 719                 "sb16/mulaw_main.csp",
                                                   >> 720                 "sb16/alaw_main.csp",
                                                   >> 721                 "sb16/ima_adpcm_init.csp",
                                                   >> 722                 "sb16/ima_adpcm_playback.csp",
                                                   >> 723                 "sb16/ima_adpcm_capture.csp",
                                                   >> 724         };
                                                   >> 725         const struct firmware *program;
                                                   >> 726 
                                                   >> 727         BUILD_BUG_ON(ARRAY_SIZE(names) != CSP_PROGRAM_COUNT);
                                                   >> 728         program = p->csp_programs[index];
                                                   >> 729         if (!program) {
                                                   >> 730 #ifdef CONFIG_SND_SB16_CSP_FIRMWARE_IN_KERNEL
                                                   >> 731                 program = &snd_sb_csp_static_programs[index];
                                                   >> 732 #else
                                                   >> 733                 int err = request_firmware(&program, names[index],
                                                   >> 734                                        p->chip->card->dev);
                                                   >> 735                 if (err < 0)
                                                   >> 736                         return err;
                                                   >> 737 #endif
                                                   >> 738                 p->csp_programs[index] = program;
                                                   >> 739         }
                                                   >> 740         return snd_sb_csp_load(p, program->data, program->size, flags);
                                                   >> 741 }
                                                   >> 742 
692 /*                                                743 /*
693  * autoload hardware codec if necessary           744  * autoload hardware codec if necessary
694  * return 0 if CSP is loaded and ready to run     745  * return 0 if CSP is loaded and ready to run (p->running != 0)
695  */                                               746  */
696 static int snd_sb_csp_autoload(snd_sb_csp_t *  !! 747 static int snd_sb_csp_autoload(struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode)
697 {                                                 748 {
698         unsigned long flags;                      749         unsigned long flags;
699         int err = 0;                              750         int err = 0;
700                                                   751 
701         /* if CSP is running or manually loade    752         /* if CSP is running or manually loaded then exit */
702         if (p->running & (SNDRV_SB_CSP_ST_RUNN    753         if (p->running & (SNDRV_SB_CSP_ST_RUNNING | SNDRV_SB_CSP_ST_LOADED)) 
703                 return -EBUSY;                    754                 return -EBUSY;
704                                                   755 
705         /* autoload microcode only if requeste    756         /* autoload microcode only if requested hardware codec is not already loaded */
706         if (((1 << pcm_sfmt) & p->acc_format)     757         if (((1 << pcm_sfmt) & p->acc_format) && (play_rec_mode & p->mode)) {
707                 p->running = SNDRV_SB_CSP_ST_A    758                 p->running = SNDRV_SB_CSP_ST_AUTO;
708         } else {                                  759         } else {
709                 switch (pcm_sfmt) {               760                 switch (pcm_sfmt) {
710                 case SNDRV_PCM_FORMAT_MU_LAW:     761                 case SNDRV_PCM_FORMAT_MU_LAW:
711                         err = snd_sb_csp_load( !! 762                         err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_MULAW, 0);
712                         p->acc_format = SNDRV_    763                         p->acc_format = SNDRV_PCM_FMTBIT_MU_LAW;
713                         p->mode = SNDRV_SB_CSP    764                         p->mode = SNDRV_SB_CSP_MODE_DSP_READ | SNDRV_SB_CSP_MODE_DSP_WRITE;
714                         break;                    765                         break;
715                 case SNDRV_PCM_FORMAT_A_LAW:      766                 case SNDRV_PCM_FORMAT_A_LAW:
716                         err = snd_sb_csp_load( !! 767                         err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_ALAW, 0);
717                         p->acc_format = SNDRV_    768                         p->acc_format = SNDRV_PCM_FMTBIT_A_LAW;
718                         p->mode = SNDRV_SB_CSP    769                         p->mode = SNDRV_SB_CSP_MODE_DSP_READ | SNDRV_SB_CSP_MODE_DSP_WRITE;
719                         break;                    770                         break;
720                 case SNDRV_PCM_FORMAT_IMA_ADPC    771                 case SNDRV_PCM_FORMAT_IMA_ADPCM:
721                         err = snd_sb_csp_load( !! 772                         err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_ADPCM_INIT,
722                                                !! 773                                                        SNDRV_SB_CSP_LOAD_INITBLOCK);
723                         if (err)                  774                         if (err)
724                                 break;            775                                 break;
725                         if (play_rec_mode == S    776                         if (play_rec_mode == SNDRV_SB_CSP_MODE_DSP_WRITE) {
726                                 err = snd_sb_c !! 777                                 err = snd_sb_csp_firmware_load
727                                                !! 778                                         (p, CSP_PROGRAM_ADPCM_PLAYBACK, 0);
728                                 p->mode = SNDR    779                                 p->mode = SNDRV_SB_CSP_MODE_DSP_WRITE;
729                         } else {                  780                         } else {
730                                 err = snd_sb_c !! 781                                 err = snd_sb_csp_firmware_load
731                                                !! 782                                         (p, CSP_PROGRAM_ADPCM_CAPTURE, 0);
732                                 p->mode = SNDR    783                                 p->mode = SNDRV_SB_CSP_MODE_DSP_READ;
733                         }                         784                         }
734                         p->acc_format = SNDRV_    785                         p->acc_format = SNDRV_PCM_FMTBIT_IMA_ADPCM;
735                         break;                    786                         break;                            
736                 default:                          787                 default:
737                         /* Decouple CSP from I    788                         /* Decouple CSP from IRQ and DMAREQ lines */
738                         if (p->running & SNDRV    789                         if (p->running & SNDRV_SB_CSP_ST_AUTO) {
739                                 spin_lock_irqs    790                                 spin_lock_irqsave(&p->chip->reg_lock, flags);
740                                 set_mode_regis    791                                 set_mode_register(p->chip, 0xfc);
741                                 set_mode_regis    792                                 set_mode_register(p->chip, 0x00);
742                                 spin_unlock_ir    793                                 spin_unlock_irqrestore(&p->chip->reg_lock, flags);
743                                 p->running = 0    794                                 p->running = 0;                 /* clear autoloaded flag */
744                         }                         795                         }
745                         return -EINVAL;           796                         return -EINVAL;
746                 }                                 797                 }
747                 if (err) {                        798                 if (err) {
748                         p->acc_format = 0;        799                         p->acc_format = 0;
749                         p->acc_channels = p->a    800                         p->acc_channels = p->acc_width = p->acc_rates = 0;
750                                                   801 
751                         p->running = 0;           802                         p->running = 0;                         /* clear autoloaded flag */
752                         p->mode = 0;              803                         p->mode = 0;
753                         return (err);             804                         return (err);
754                 } else {                          805                 } else {
755                         p->running = SNDRV_SB_    806                         p->running = SNDRV_SB_CSP_ST_AUTO;      /* set autoloaded flag */
756                         p->acc_width = SNDRV_S    807                         p->acc_width = SNDRV_SB_CSP_SAMPLE_16BIT;       /* only 16 bit data */
757                         p->acc_channels = SNDR    808                         p->acc_channels = SNDRV_SB_CSP_MONO | SNDRV_SB_CSP_STEREO;
758                         p->acc_rates = SNDRV_S    809                         p->acc_rates = SNDRV_SB_CSP_RATE_ALL;   /* HW codecs accept all rates */
759                 }                                 810                 }   
760                                                   811 
761         }                                         812         }
762         return (p->running & SNDRV_SB_CSP_ST_A    813         return (p->running & SNDRV_SB_CSP_ST_AUTO) ? 0 : -ENXIO;
763 }                                                 814 }
764                                                   815 
765 /*                                                816 /*
766  * start CSP                                      817  * start CSP
767  */                                               818  */
768 static int snd_sb_csp_start(snd_sb_csp_t * p,  !! 819 static int snd_sb_csp_start(struct snd_sb_csp * p, int sample_width, int channels)
769 {                                                 820 {
770         unsigned char s_type;   /* sample type    821         unsigned char s_type;   /* sample type */
771         unsigned char mixL, mixR;                 822         unsigned char mixL, mixR;
772         int result = -EIO;                        823         int result = -EIO;
773         unsigned long flags;                      824         unsigned long flags;
774                                                   825 
775         if (!(p->running & (SNDRV_SB_CSP_ST_LO    826         if (!(p->running & (SNDRV_SB_CSP_ST_LOADED | SNDRV_SB_CSP_ST_AUTO))) {
776                 snd_printd("%s: Microcode not     827                 snd_printd("%s: Microcode not loaded\n", __FUNCTION__);
777                 return -ENXIO;                    828                 return -ENXIO;
778         }                                         829         }
779         if (p->running & SNDRV_SB_CSP_ST_RUNNI    830         if (p->running & SNDRV_SB_CSP_ST_RUNNING) {
780                 snd_printd("%s: CSP already ru    831                 snd_printd("%s: CSP already running\n", __FUNCTION__);
781                 return -EBUSY;                    832                 return -EBUSY;
782         }                                         833         }
783         if (!(sample_width & p->acc_width)) {     834         if (!(sample_width & p->acc_width)) {
784                 snd_printd("%s: Unsupported PC    835                 snd_printd("%s: Unsupported PCM sample width\n", __FUNCTION__);
785                 return -EINVAL;                   836                 return -EINVAL;
786         }                                         837         }
787         if (!(channels & p->acc_channels)) {      838         if (!(channels & p->acc_channels)) {
788                 snd_printd("%s: Invalid number    839                 snd_printd("%s: Invalid number of channels\n", __FUNCTION__);
789                 return -EINVAL;                   840                 return -EINVAL;
790         }                                         841         }
791                                                   842 
792         /* Mute PCM volume */                     843         /* Mute PCM volume */
793         spin_lock_irqsave(&p->chip->mixer_lock    844         spin_lock_irqsave(&p->chip->mixer_lock, flags);
794         mixL = snd_sbmixer_read(p->chip, SB_DS    845         mixL = snd_sbmixer_read(p->chip, SB_DSP4_PCM_DEV);
795         mixR = snd_sbmixer_read(p->chip, SB_DS    846         mixR = snd_sbmixer_read(p->chip, SB_DSP4_PCM_DEV + 1);
796         snd_sbmixer_write(p->chip, SB_DSP4_PCM    847         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV, mixL & 0x7);
797         snd_sbmixer_write(p->chip, SB_DSP4_PCM    848         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV + 1, mixR & 0x7);
798                                                   849 
799         spin_lock(&p->chip->reg_lock);            850         spin_lock(&p->chip->reg_lock);
800         set_mode_register(p->chip, 0xc0);         851         set_mode_register(p->chip, 0xc0);       /* c0 = STOP */
801         set_mode_register(p->chip, 0x70);         852         set_mode_register(p->chip, 0x70);       /* 70 = RUN */
802                                                   853 
803         s_type = 0x00;                            854         s_type = 0x00;
804         if (channels == SNDRV_SB_CSP_MONO)        855         if (channels == SNDRV_SB_CSP_MONO)
805                 s_type = 0x11;  /* 000n 000n      856                 s_type = 0x11;  /* 000n 000n    (n = 1 if mono) */
806         if (sample_width == SNDRV_SB_CSP_SAMPL    857         if (sample_width == SNDRV_SB_CSP_SAMPLE_8BIT)
807                 s_type |= 0x22; /* 00dX 00dX      858                 s_type |= 0x22; /* 00dX 00dX    (d = 1 if 8 bit samples) */
808                                                   859 
809         if (set_codec_parameter(p->chip, 0x81,    860         if (set_codec_parameter(p->chip, 0x81, s_type)) {
810                 snd_printd("%s: Set sample typ    861                 snd_printd("%s: Set sample type command failed\n", __FUNCTION__);
811                 goto __fail;                      862                 goto __fail;
812         }                                         863         }
813         if (set_codec_parameter(p->chip, 0x80,    864         if (set_codec_parameter(p->chip, 0x80, 0x00)) {
814                 snd_printd("%s: Codec start co    865                 snd_printd("%s: Codec start command failed\n", __FUNCTION__);
815                 goto __fail;                      866                 goto __fail;
816         }                                         867         }
817         p->run_width = sample_width;              868         p->run_width = sample_width;
818         p->run_channels = channels;               869         p->run_channels = channels;
819                                                   870 
820         p->running |= SNDRV_SB_CSP_ST_RUNNING;    871         p->running |= SNDRV_SB_CSP_ST_RUNNING;
821                                                   872 
822         if (p->mode & SNDRV_SB_CSP_MODE_QSOUND    873         if (p->mode & SNDRV_SB_CSP_MODE_QSOUND) {
823                 set_codec_parameter(p->chip, 0    874                 set_codec_parameter(p->chip, 0xe0, 0x01);
824                 /* enable QSound decoder */       875                 /* enable QSound decoder */
825                 set_codec_parameter(p->chip, 0    876                 set_codec_parameter(p->chip, 0x00, 0xff);
826                 set_codec_parameter(p->chip, 0    877                 set_codec_parameter(p->chip, 0x01, 0xff);
827                 p->running |= SNDRV_SB_CSP_ST_    878                 p->running |= SNDRV_SB_CSP_ST_QSOUND;
828                 /* set QSound startup value */    879                 /* set QSound startup value */
829                 snd_sb_csp_qsound_transfer(p);    880                 snd_sb_csp_qsound_transfer(p);
830         }                                         881         }
831         result = 0;                               882         result = 0;
832                                                   883 
833       __fail:                                     884       __fail:
834         spin_unlock(&p->chip->reg_lock);          885         spin_unlock(&p->chip->reg_lock);
835                                                   886 
836         /* restore PCM volume */                  887         /* restore PCM volume */
837         snd_sbmixer_write(p->chip, SB_DSP4_PCM    888         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV, mixL);
838         snd_sbmixer_write(p->chip, SB_DSP4_PCM    889         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV + 1, mixR);
839         spin_unlock_irqrestore(&p->chip->mixer    890         spin_unlock_irqrestore(&p->chip->mixer_lock, flags);
840                                                   891 
841         return result;                            892         return result;
842 }                                                 893 }
843                                                   894 
844 /*                                                895 /*
845  * stop CSP                                       896  * stop CSP
846  */                                               897  */
847 static int snd_sb_csp_stop(snd_sb_csp_t * p)   !! 898 static int snd_sb_csp_stop(struct snd_sb_csp * p)
848 {                                                 899 {
849         int result;                               900         int result;
850         unsigned char mixL, mixR;                 901         unsigned char mixL, mixR;
851         unsigned long flags;                      902         unsigned long flags;
852                                                   903 
853         if (!(p->running & SNDRV_SB_CSP_ST_RUN    904         if (!(p->running & SNDRV_SB_CSP_ST_RUNNING))
854                 return 0;                         905                 return 0;
855                                                   906 
856         /* Mute PCM volume */                     907         /* Mute PCM volume */
857         spin_lock_irqsave(&p->chip->mixer_lock    908         spin_lock_irqsave(&p->chip->mixer_lock, flags);
858         mixL = snd_sbmixer_read(p->chip, SB_DS    909         mixL = snd_sbmixer_read(p->chip, SB_DSP4_PCM_DEV);
859         mixR = snd_sbmixer_read(p->chip, SB_DS    910         mixR = snd_sbmixer_read(p->chip, SB_DSP4_PCM_DEV + 1);
860         snd_sbmixer_write(p->chip, SB_DSP4_PCM    911         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV, mixL & 0x7);
861         snd_sbmixer_write(p->chip, SB_DSP4_PCM    912         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV + 1, mixR & 0x7);
862                                                   913 
863         spin_lock(&p->chip->reg_lock);            914         spin_lock(&p->chip->reg_lock);
864         if (p->running & SNDRV_SB_CSP_ST_QSOUN    915         if (p->running & SNDRV_SB_CSP_ST_QSOUND) {
865                 set_codec_parameter(p->chip, 0    916                 set_codec_parameter(p->chip, 0xe0, 0x01);
866                 /* disable QSound decoder */      917                 /* disable QSound decoder */
867                 set_codec_parameter(p->chip, 0    918                 set_codec_parameter(p->chip, 0x00, 0x00);
868                 set_codec_parameter(p->chip, 0    919                 set_codec_parameter(p->chip, 0x01, 0x00);
869                                                   920 
870                 p->running &= ~SNDRV_SB_CSP_ST    921                 p->running &= ~SNDRV_SB_CSP_ST_QSOUND;
871         }                                         922         }
872         result = set_mode_register(p->chip, 0x    923         result = set_mode_register(p->chip, 0xc0);      /* c0 = STOP */
873         spin_unlock(&p->chip->reg_lock);          924         spin_unlock(&p->chip->reg_lock);
874                                                   925 
875         /* restore PCM volume */                  926         /* restore PCM volume */
876         snd_sbmixer_write(p->chip, SB_DSP4_PCM    927         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV, mixL);
877         snd_sbmixer_write(p->chip, SB_DSP4_PCM    928         snd_sbmixer_write(p->chip, SB_DSP4_PCM_DEV + 1, mixR);
878         spin_unlock_irqrestore(&p->chip->mixer    929         spin_unlock_irqrestore(&p->chip->mixer_lock, flags);
879                                                   930 
880         if (!(result))                            931         if (!(result))
881                 p->running &= ~(SNDRV_SB_CSP_S    932                 p->running &= ~(SNDRV_SB_CSP_ST_PAUSED | SNDRV_SB_CSP_ST_RUNNING);
882         return result;                            933         return result;
883 }                                                 934 }
884                                                   935 
885 /*                                                936 /*
886  * pause CSP codec and hold DMA transfer          937  * pause CSP codec and hold DMA transfer
887  */                                               938  */
888 static int snd_sb_csp_pause(snd_sb_csp_t * p)  !! 939 static int snd_sb_csp_pause(struct snd_sb_csp * p)
889 {                                                 940 {
890         int result;                               941         int result;
891         unsigned long flags;                      942         unsigned long flags;
892                                                   943 
893         if (!(p->running & SNDRV_SB_CSP_ST_RUN    944         if (!(p->running & SNDRV_SB_CSP_ST_RUNNING))
894                 return -EBUSY;                    945                 return -EBUSY;
895                                                   946 
896         spin_lock_irqsave(&p->chip->reg_lock,     947         spin_lock_irqsave(&p->chip->reg_lock, flags);
897         result = set_codec_parameter(p->chip,     948         result = set_codec_parameter(p->chip, 0x80, 0xff);
898         spin_unlock_irqrestore(&p->chip->reg_l    949         spin_unlock_irqrestore(&p->chip->reg_lock, flags);
899         if (!(result))                            950         if (!(result))
900                 p->running |= SNDRV_SB_CSP_ST_    951                 p->running |= SNDRV_SB_CSP_ST_PAUSED;
901                                                   952 
902         return result;                            953         return result;
903 }                                                 954 }
904                                                   955 
905 /*                                                956 /*
906  * restart CSP codec and resume DMA transfer      957  * restart CSP codec and resume DMA transfer
907  */                                               958  */
908 static int snd_sb_csp_restart(snd_sb_csp_t * p !! 959 static int snd_sb_csp_restart(struct snd_sb_csp * p)
909 {                                                 960 {
910         int result;                               961         int result;
911         unsigned long flags;                      962         unsigned long flags;
912                                                   963 
913         if (!(p->running & SNDRV_SB_CSP_ST_PAU    964         if (!(p->running & SNDRV_SB_CSP_ST_PAUSED))
914                 return -EBUSY;                    965                 return -EBUSY;
915                                                   966 
916         spin_lock_irqsave(&p->chip->reg_lock,     967         spin_lock_irqsave(&p->chip->reg_lock, flags);
917         result = set_codec_parameter(p->chip,     968         result = set_codec_parameter(p->chip, 0x80, 0x00);
918         spin_unlock_irqrestore(&p->chip->reg_l    969         spin_unlock_irqrestore(&p->chip->reg_lock, flags);
919         if (!(result))                            970         if (!(result))
920                 p->running &= ~SNDRV_SB_CSP_ST    971                 p->running &= ~SNDRV_SB_CSP_ST_PAUSED;
921                                                   972 
922         return result;                            973         return result;
923 }                                                 974 }
924                                                   975 
925 /* ------------------------------ */              976 /* ------------------------------ */
926                                                   977 
927 /*                                                978 /*
928  * QSound mixer control for PCM                   979  * QSound mixer control for PCM
929  */                                               980  */
930                                                   981 
931 static int snd_sb_qsound_switch_info(snd_kcont !! 982 #define snd_sb_qsound_switch_info       snd_ctl_boolean_mono_info
932 {                                              << 
933         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOL << 
934         uinfo->count = 1;                      << 
935         uinfo->value.integer.min = 0;          << 
936         uinfo->value.integer.max = 1;          << 
937         return 0;                              << 
938 }                                              << 
939                                                   983 
940 static int snd_sb_qsound_switch_get(snd_kcontr !! 984 static int snd_sb_qsound_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
941 {                                                 985 {
942         snd_sb_csp_t *p = snd_kcontrol_chip(kc !! 986         struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
943                                                   987         
944         ucontrol->value.integer.value[0] = p->    988         ucontrol->value.integer.value[0] = p->q_enabled ? 1 : 0;
945         return 0;                                 989         return 0;
946 }                                                 990 }
947                                                   991 
948 static int snd_sb_qsound_switch_put(snd_kcontr !! 992 static int snd_sb_qsound_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
949 {                                                 993 {
950         snd_sb_csp_t *p = snd_kcontrol_chip(kc !! 994         struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
951         unsigned long flags;                      995         unsigned long flags;
952         int change;                               996         int change;
953         unsigned char nval;                       997         unsigned char nval;
954                                                   998         
955         nval = ucontrol->value.integer.value[0    999         nval = ucontrol->value.integer.value[0] & 0x01;
956         spin_lock_irqsave(&p->q_lock, flags);     1000         spin_lock_irqsave(&p->q_lock, flags);
957         change = p->q_enabled != nval;            1001         change = p->q_enabled != nval;
958         p->q_enabled = nval;                      1002         p->q_enabled = nval;
959         spin_unlock_irqrestore(&p->q_lock, fla    1003         spin_unlock_irqrestore(&p->q_lock, flags);
960         return change;                            1004         return change;
961 }                                                 1005 }
962                                                   1006 
963 static int snd_sb_qsound_space_info(snd_kcontr !! 1007 static int snd_sb_qsound_space_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
964 {                                                 1008 {
965         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTE    1009         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
966         uinfo->count = 2;                         1010         uinfo->count = 2;
967         uinfo->value.integer.min = 0;             1011         uinfo->value.integer.min = 0;
968         uinfo->value.integer.max = SNDRV_SB_CS    1012         uinfo->value.integer.max = SNDRV_SB_CSP_QSOUND_MAX_RIGHT;
969         return 0;                                 1013         return 0;
970 }                                                 1014 }
971                                                   1015 
972 static int snd_sb_qsound_space_get(snd_kcontro !! 1016 static int snd_sb_qsound_space_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
973 {                                                 1017 {
974         snd_sb_csp_t *p = snd_kcontrol_chip(kc !! 1018         struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
975         unsigned long flags;                      1019         unsigned long flags;
976                                                   1020         
977         spin_lock_irqsave(&p->q_lock, flags);     1021         spin_lock_irqsave(&p->q_lock, flags);
978         ucontrol->value.integer.value[0] = p->    1022         ucontrol->value.integer.value[0] = p->qpos_left;
979         ucontrol->value.integer.value[1] = p->    1023         ucontrol->value.integer.value[1] = p->qpos_right;
980         spin_unlock_irqrestore(&p->q_lock, fla    1024         spin_unlock_irqrestore(&p->q_lock, flags);
981         return 0;                                 1025         return 0;
982 }                                                 1026 }
983                                                   1027 
984 static int snd_sb_qsound_space_put(snd_kcontro !! 1028 static int snd_sb_qsound_space_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
985 {                                                 1029 {
986         snd_sb_csp_t *p = snd_kcontrol_chip(kc !! 1030         struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
987         unsigned long flags;                      1031         unsigned long flags;
988         int change;                               1032         int change;
989         unsigned char nval1, nval2;               1033         unsigned char nval1, nval2;
990                                                   1034         
991         nval1 = ucontrol->value.integer.value[    1035         nval1 = ucontrol->value.integer.value[0];
992         if (nval1 > SNDRV_SB_CSP_QSOUND_MAX_RI    1036         if (nval1 > SNDRV_SB_CSP_QSOUND_MAX_RIGHT)
993                 nval1 = SNDRV_SB_CSP_QSOUND_MA    1037                 nval1 = SNDRV_SB_CSP_QSOUND_MAX_RIGHT;
994         nval2 = ucontrol->value.integer.value[    1038         nval2 = ucontrol->value.integer.value[1];
995         if (nval2 > SNDRV_SB_CSP_QSOUND_MAX_RI    1039         if (nval2 > SNDRV_SB_CSP_QSOUND_MAX_RIGHT)
996                 nval2 = SNDRV_SB_CSP_QSOUND_MA    1040                 nval2 = SNDRV_SB_CSP_QSOUND_MAX_RIGHT;
997         spin_lock_irqsave(&p->q_lock, flags);     1041         spin_lock_irqsave(&p->q_lock, flags);
998         change = p->qpos_left != nval1 || p->q    1042         change = p->qpos_left != nval1 || p->qpos_right != nval2;
999         p->qpos_left = nval1;                     1043         p->qpos_left = nval1;
1000         p->qpos_right = nval2;                   1044         p->qpos_right = nval2;
1001         p->qpos_changed = change;                1045         p->qpos_changed = change;
1002         spin_unlock_irqrestore(&p->q_lock, fl    1046         spin_unlock_irqrestore(&p->q_lock, flags);
1003         return change;                           1047         return change;
1004 }                                                1048 }
1005                                                  1049 
1006 static snd_kcontrol_new_t snd_sb_qsound_switc !! 1050 static struct snd_kcontrol_new snd_sb_qsound_switch = {
1007         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,     1051         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1008         .name = "3D Control - Switch",           1052         .name = "3D Control - Switch",
1009         .info = snd_sb_qsound_switch_info,       1053         .info = snd_sb_qsound_switch_info,
1010         .get = snd_sb_qsound_switch_get,         1054         .get = snd_sb_qsound_switch_get,
1011         .put = snd_sb_qsound_switch_put          1055         .put = snd_sb_qsound_switch_put
1012 };                                               1056 };
1013                                                  1057 
1014 static snd_kcontrol_new_t snd_sb_qsound_space !! 1058 static struct snd_kcontrol_new snd_sb_qsound_space = {
1015         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,     1059         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1016         .name = "3D Control - Space",            1060         .name = "3D Control - Space",
1017         .info = snd_sb_qsound_space_info,        1061         .info = snd_sb_qsound_space_info,
1018         .get = snd_sb_qsound_space_get,          1062         .get = snd_sb_qsound_space_get,
1019         .put = snd_sb_qsound_space_put           1063         .put = snd_sb_qsound_space_put
1020 };                                               1064 };
1021                                                  1065 
1022 static int snd_sb_qsound_build(snd_sb_csp_t * !! 1066 static int snd_sb_qsound_build(struct snd_sb_csp * p)
1023 {                                                1067 {
1024         snd_card_t * card;                    !! 1068         struct snd_card *card;
1025         int err;                                 1069         int err;
1026                                                  1070 
1027         snd_assert(p != NULL, return -EINVAL)    1071         snd_assert(p != NULL, return -EINVAL);
1028                                                  1072 
1029         card = p->chip->card;                    1073         card = p->chip->card;
1030         p->qpos_left = p->qpos_right = SNDRV_    1074         p->qpos_left = p->qpos_right = SNDRV_SB_CSP_QSOUND_MAX_RIGHT / 2;
1031         p->qpos_changed = 0;                     1075         p->qpos_changed = 0;
1032                                                  1076 
1033         spin_lock_init(&p->q_lock);              1077         spin_lock_init(&p->q_lock);
1034                                                  1078 
1035         if ((err = snd_ctl_add(card, p->qsoun    1079         if ((err = snd_ctl_add(card, p->qsound_switch = snd_ctl_new1(&snd_sb_qsound_switch, p))) < 0)
1036                 goto __error;                    1080                 goto __error;
1037         if ((err = snd_ctl_add(card, p->qsoun    1081         if ((err = snd_ctl_add(card, p->qsound_space = snd_ctl_new1(&snd_sb_qsound_space, p))) < 0)
1038                 goto __error;                    1082                 goto __error;
1039                                                  1083 
1040         return 0;                                1084         return 0;
1041                                                  1085 
1042      __error:                                    1086      __error:
1043         snd_sb_qsound_destroy(p);                1087         snd_sb_qsound_destroy(p);
1044         return err;                              1088         return err;
1045 }                                                1089 }
1046                                                  1090 
1047 static void snd_sb_qsound_destroy(snd_sb_csp_ !! 1091 static void snd_sb_qsound_destroy(struct snd_sb_csp * p)
1048 {                                                1092 {
1049         snd_card_t * card;                    !! 1093         struct snd_card *card;
1050         unsigned long flags;                     1094         unsigned long flags;
1051                                                  1095 
1052         snd_assert(p != NULL, return);           1096         snd_assert(p != NULL, return);
1053                                                  1097 
1054         card = p->chip->card;                    1098         card = p->chip->card;   
1055                                                  1099         
1056         down_write(&card->controls_rwsem);       1100         down_write(&card->controls_rwsem);
1057         if (p->qsound_switch)                    1101         if (p->qsound_switch)
1058                 snd_ctl_remove(card, p->qsoun    1102                 snd_ctl_remove(card, p->qsound_switch);
1059         if (p->qsound_space)                     1103         if (p->qsound_space)
1060                 snd_ctl_remove(card, p->qsoun    1104                 snd_ctl_remove(card, p->qsound_space);
1061         up_write(&card->controls_rwsem);         1105         up_write(&card->controls_rwsem);
1062                                                  1106 
1063         /* cancel pending transfer of QSound     1107         /* cancel pending transfer of QSound parameters */
1064         spin_lock_irqsave (&p->q_lock, flags)    1108         spin_lock_irqsave (&p->q_lock, flags);
1065         p->qpos_changed = 0;                     1109         p->qpos_changed = 0;
1066         spin_unlock_irqrestore (&p->q_lock, f    1110         spin_unlock_irqrestore (&p->q_lock, flags);
1067 }                                                1111 }
1068                                                  1112 
1069 /*                                               1113 /*
1070  * Transfer qsound parameters to CSP,            1114  * Transfer qsound parameters to CSP,
1071  * function should be called from interrupt r    1115  * function should be called from interrupt routine
1072  */                                              1116  */
1073 static int snd_sb_csp_qsound_transfer(snd_sb_ !! 1117 static int snd_sb_csp_qsound_transfer(struct snd_sb_csp * p)
1074 {                                                1118 {
1075         int err = -ENXIO;                        1119         int err = -ENXIO;
1076                                                  1120 
1077         spin_lock(&p->q_lock);                   1121         spin_lock(&p->q_lock);
1078         if (p->running & SNDRV_SB_CSP_ST_QSOU    1122         if (p->running & SNDRV_SB_CSP_ST_QSOUND) {
1079                 set_codec_parameter(p->chip,     1123                 set_codec_parameter(p->chip, 0xe0, 0x01);
1080                 /* left channel */               1124                 /* left channel */
1081                 set_codec_parameter(p->chip,     1125                 set_codec_parameter(p->chip, 0x00, p->qpos_left);
1082                 set_codec_parameter(p->chip,     1126                 set_codec_parameter(p->chip, 0x02, 0x00);
1083                 /* right channel */              1127                 /* right channel */
1084                 set_codec_parameter(p->chip,     1128                 set_codec_parameter(p->chip, 0x00, p->qpos_right);
1085                 set_codec_parameter(p->chip,     1129                 set_codec_parameter(p->chip, 0x03, 0x00);
1086                 err = 0;                         1130                 err = 0;
1087         }                                        1131         }
1088         p->qpos_changed = 0;                     1132         p->qpos_changed = 0;
1089         spin_unlock(&p->q_lock);                 1133         spin_unlock(&p->q_lock);
1090         return err;                              1134         return err;
1091 }                                                1135 }
1092                                                  1136 
1093 /* ------------------------------ */             1137 /* ------------------------------ */
1094                                                  1138 
1095 /*                                               1139 /*
1096  * proc interface                                1140  * proc interface
1097  */                                              1141  */
1098 static int init_proc_entry(snd_sb_csp_t * p,  !! 1142 static int init_proc_entry(struct snd_sb_csp * p, int device)
1099 {                                                1143 {
1100         char name[16];                           1144         char name[16];
1101         snd_info_entry_t *entry;              !! 1145         struct snd_info_entry *entry;
1102         sprintf(name, "cspD%d", device);         1146         sprintf(name, "cspD%d", device);
1103         if (! snd_card_proc_new(p->chip->card    1147         if (! snd_card_proc_new(p->chip->card, name, &entry))
1104                 snd_info_set_text_ops(entry,  !! 1148                 snd_info_set_text_ops(entry, p, info_read);
1105         return 0;                                1149         return 0;
1106 }                                                1150 }
1107                                                  1151 
1108 static void info_read(snd_info_entry_t *entry !! 1152 static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
1109 {                                                1153 {
1110         snd_sb_csp_t *p = entry->private_data !! 1154         struct snd_sb_csp *p = entry->private_data;
1111                                                  1155 
1112         snd_iprintf(buffer, "Creative Signal     1156         snd_iprintf(buffer, "Creative Signal Processor [v%d.%d]\n", (p->version >> 4), (p->version & 0x0f));
1113         snd_iprintf(buffer, "State: %cx%c%c%c    1157         snd_iprintf(buffer, "State: %cx%c%c%c\n", ((p->running & SNDRV_SB_CSP_ST_QSOUND) ? 'Q' : '-'),
1114                     ((p->running & SNDRV_SB_C    1158                     ((p->running & SNDRV_SB_CSP_ST_PAUSED) ? 'P' : '-'),
1115                     ((p->running & SNDRV_SB_C    1159                     ((p->running & SNDRV_SB_CSP_ST_RUNNING) ? 'R' : '-'),
1116                     ((p->running & SNDRV_SB_C    1160                     ((p->running & SNDRV_SB_CSP_ST_LOADED) ? 'L' : '-'));
1117         if (p->running & SNDRV_SB_CSP_ST_LOAD    1161         if (p->running & SNDRV_SB_CSP_ST_LOADED) {
1118                 snd_iprintf(buffer, "Codec: %    1162                 snd_iprintf(buffer, "Codec: %s [func #%d]\n", p->codec_name, p->func_nr);
1119                 snd_iprintf(buffer, "Sample r    1163                 snd_iprintf(buffer, "Sample rates: ");
1120                 if (p->acc_rates == SNDRV_SB_    1164                 if (p->acc_rates == SNDRV_SB_CSP_RATE_ALL) {
1121                         snd_iprintf(buffer, "    1165                         snd_iprintf(buffer, "All\n");
1122                 } else {                         1166                 } else {
1123                         snd_iprintf(buffer, "    1167                         snd_iprintf(buffer, "%s%s%s%s\n",
1124                                     ((p->acc_    1168                                     ((p->acc_rates & SNDRV_SB_CSP_RATE_8000) ? "8000Hz " : ""),
1125                                     ((p->acc_    1169                                     ((p->acc_rates & SNDRV_SB_CSP_RATE_11025) ? "11025Hz " : ""),
1126                                     ((p->acc_    1170                                     ((p->acc_rates & SNDRV_SB_CSP_RATE_22050) ? "22050Hz " : ""),
1127                                     ((p->acc_    1171                                     ((p->acc_rates & SNDRV_SB_CSP_RATE_44100) ? "44100Hz" : ""));
1128                 }                                1172                 }
1129                 if (p->mode == SNDRV_SB_CSP_M    1173                 if (p->mode == SNDRV_SB_CSP_MODE_QSOUND) {
1130                         snd_iprintf(buffer, "    1174                         snd_iprintf(buffer, "QSound decoder %sabled\n",
1131                                     p->q_enab    1175                                     p->q_enabled ? "en" : "dis");
1132                 } else {                         1176                 } else {
1133                         snd_iprintf(buffer, "    1177                         snd_iprintf(buffer, "PCM format ID: 0x%x (%s/%s) [%s/%s] [%s/%s]\n",
1134                                     p->acc_fo    1178                                     p->acc_format,
1135                                     ((p->acc_    1179                                     ((p->acc_width & SNDRV_SB_CSP_SAMPLE_16BIT) ? "16bit" : "-"),
1136                                     ((p->acc_    1180                                     ((p->acc_width & SNDRV_SB_CSP_SAMPLE_8BIT) ? "8bit" : "-"),
1137                                     ((p->acc_    1181                                     ((p->acc_channels & SNDRV_SB_CSP_MONO) ? "mono" : "-"),
1138                                     ((p->acc_    1182                                     ((p->acc_channels & SNDRV_SB_CSP_STEREO) ? "stereo" : "-"),
1139                                     ((p->mode    1183                                     ((p->mode & SNDRV_SB_CSP_MODE_DSP_WRITE) ? "playback" : "-"),
1140                                     ((p->mode    1184                                     ((p->mode & SNDRV_SB_CSP_MODE_DSP_READ) ? "capture" : "-"));
1141                 }                                1185                 }
1142         }                                        1186         }
1143         if (p->running & SNDRV_SB_CSP_ST_AUTO    1187         if (p->running & SNDRV_SB_CSP_ST_AUTO) {
1144                 snd_iprintf(buffer, "Autoload    1188                 snd_iprintf(buffer, "Autoloaded Mu-Law, A-Law or Ima-ADPCM hardware codec\n");
1145         }                                        1189         }
1146         if (p->running & SNDRV_SB_CSP_ST_RUNN    1190         if (p->running & SNDRV_SB_CSP_ST_RUNNING) {
1147                 snd_iprintf(buffer, "Processi    1191                 snd_iprintf(buffer, "Processing %dbit %s PCM samples\n",
1148                             ((p->run_width &     1192                             ((p->run_width & SNDRV_SB_CSP_SAMPLE_16BIT) ? 16 : 8),
1149                             ((p->run_channels    1193                             ((p->run_channels & SNDRV_SB_CSP_MONO) ? "mono" : "stereo"));
1150         }                                        1194         }
1151         if (p->running & SNDRV_SB_CSP_ST_QSOU    1195         if (p->running & SNDRV_SB_CSP_ST_QSOUND) {
1152                 snd_iprintf(buffer, "Qsound p    1196                 snd_iprintf(buffer, "Qsound position: left = 0x%x, right = 0x%x\n",
1153                             p->qpos_left, p->    1197                             p->qpos_left, p->qpos_right);
1154         }                                        1198         }
1155 }                                                1199 }
1156                                                  1200 
1157 /* */                                            1201 /* */
1158                                                  1202 
1159 EXPORT_SYMBOL(snd_sb_csp_new);                   1203 EXPORT_SYMBOL(snd_sb_csp_new);
1160                                                  1204 
1161 /*                                               1205 /*
1162  * INIT part                                     1206  * INIT part
1163  */                                              1207  */
1164                                                  1208 
1165 static int __init alsa_sb_csp_init(void)         1209 static int __init alsa_sb_csp_init(void)
1166 {                                                1210 {
1167         return 0;                                1211         return 0;
1168 }                                                1212 }
1169                                                  1213 
1170 static void __exit alsa_sb_csp_exit(void)        1214 static void __exit alsa_sb_csp_exit(void)
1171 {                                                1215 {
1172 }                                                1216 }
1173                                                  1217 
1174 module_init(alsa_sb_csp_init)                    1218 module_init(alsa_sb_csp_init)
1175 module_exit(alsa_sb_csp_exit)                    1219 module_exit(alsa_sb_csp_exit)
1176                                                  1220 
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