*
*/
-#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
MODULE_AUTHOR("Uros Bizjak <uros@kss-loka.si>");
MODULE_DESCRIPTION("ALSA driver for SB16 Creative Signal Processor");
MODULE_LICENSE("GPL");
+MODULE_FIRMWARE("sb16/mulaw_main.csp");
+MODULE_FIRMWARE("sb16/alaw_main.csp");
+MODULE_FIRMWARE("sb16/ima_adpcm_init.csp");
+MODULE_FIRMWARE("sb16/ima_adpcm_playback.csp");
+MODULE_FIRMWARE("sb16/ima_adpcm_capture.csp");
#ifdef SNDRV_LITTLE_ENDIAN
#define CSP_HDR_VALUE(a,b,c,d) ((a) | ((b)<<8) | ((c)<<16) | ((d)<<24))
/*
* RIFF data format
*/
-typedef struct riff_header {
+struct riff_header {
__u32 name;
__u32 len;
-} riff_header_t;
+};
-typedef struct desc_header {
- riff_header_t info;
+struct desc_header {
+ struct riff_header info;
__u16 func_nr;
__u16 VOC_type;
__u16 flags_play_rec;
__u16 flags_16bit_8bit;
__u16 flags_stereo_mono;
__u16 flags_rates;
-} desc_header_t;
+};
/*
* prototypes
*/
-static void snd_sb_csp_free(snd_hwdep_t *hw);
-static int snd_sb_csp_open(snd_hwdep_t * hw, struct file *file);
-static int snd_sb_csp_ioctl(snd_hwdep_t * hw, struct file *file, unsigned int cmd, unsigned long arg);
-static int snd_sb_csp_release(snd_hwdep_t * hw, struct file *file);
-
-static int csp_detect(sb_t *chip, int *version);
-static int set_codec_parameter(sb_t *chip, unsigned char par, unsigned char val);
-static int set_register(sb_t *chip, unsigned char reg, unsigned char val);
-static int read_register(sb_t *chip, unsigned char reg);
-static int set_mode_register(sb_t *chip, unsigned char mode);
-static int get_version(sb_t *chip);
-
-static int snd_sb_csp_riff_load(snd_sb_csp_t * p, snd_sb_csp_microcode_t __user * code);
-static int snd_sb_csp_unload(snd_sb_csp_t * p);
-static int snd_sb_csp_load_user(snd_sb_csp_t * p, const unsigned char __user *buf, int size, int load_flags);
-static int snd_sb_csp_autoload(snd_sb_csp_t * p, int pcm_sfmt, int play_rec_mode);
-static int snd_sb_csp_check_version(snd_sb_csp_t * p);
-
-static int snd_sb_csp_use(snd_sb_csp_t * p);
-static int snd_sb_csp_unuse(snd_sb_csp_t * p);
-static int snd_sb_csp_start(snd_sb_csp_t * p, int sample_width, int channels);
-static int snd_sb_csp_stop(snd_sb_csp_t * p);
-static int snd_sb_csp_pause(snd_sb_csp_t * p);
-static int snd_sb_csp_restart(snd_sb_csp_t * p);
-
-static int snd_sb_qsound_build(snd_sb_csp_t * p);
-static void snd_sb_qsound_destroy(snd_sb_csp_t * p);
-static int snd_sb_csp_qsound_transfer(snd_sb_csp_t * p);
-
-static int init_proc_entry(snd_sb_csp_t * p, int device);
-static void info_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer);
+static void snd_sb_csp_free(struct snd_hwdep *hw);
+static int snd_sb_csp_open(struct snd_hwdep * hw, struct file *file);
+static int snd_sb_csp_ioctl(struct snd_hwdep * hw, struct file *file, unsigned int cmd, unsigned long arg);
+static int snd_sb_csp_release(struct snd_hwdep * hw, struct file *file);
+
+static int csp_detect(struct snd_sb *chip, int *version);
+static int set_codec_parameter(struct snd_sb *chip, unsigned char par, unsigned char val);
+static int set_register(struct snd_sb *chip, unsigned char reg, unsigned char val);
+static int read_register(struct snd_sb *chip, unsigned char reg);
+static int set_mode_register(struct snd_sb *chip, unsigned char mode);
+static int get_version(struct snd_sb *chip);
+
+static int snd_sb_csp_riff_load(struct snd_sb_csp * p,
+ struct snd_sb_csp_microcode __user * code);
+static int snd_sb_csp_unload(struct snd_sb_csp * p);
+static int snd_sb_csp_load_user(struct snd_sb_csp * p, const unsigned char __user *buf, int size, int load_flags);
+static int snd_sb_csp_autoload(struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode);
+static int snd_sb_csp_check_version(struct snd_sb_csp * p);
+
+static int snd_sb_csp_use(struct snd_sb_csp * p);
+static int snd_sb_csp_unuse(struct snd_sb_csp * p);
+static int snd_sb_csp_start(struct snd_sb_csp * p, int sample_width, int channels);
+static int snd_sb_csp_stop(struct snd_sb_csp * p);
+static int snd_sb_csp_pause(struct snd_sb_csp * p);
+static int snd_sb_csp_restart(struct snd_sb_csp * p);
+
+static int snd_sb_qsound_build(struct snd_sb_csp * p);
+static void snd_sb_qsound_destroy(struct snd_sb_csp * p);
+static int snd_sb_csp_qsound_transfer(struct snd_sb_csp * p);
+
+static int init_proc_entry(struct snd_sb_csp * p, int device);
+static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer);
/*
* Detect CSP chip and create a new instance
*/
-int snd_sb_csp_new(sb_t *chip, int device, snd_hwdep_t ** rhwdep)
+int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep)
{
- snd_sb_csp_t *p;
- int version, err;
- snd_hwdep_t *hw;
+ struct snd_sb_csp *p;
+ int uninitialized_var(version);
+ int err;
+ struct snd_hwdep *hw;
if (rhwdep)
*rhwdep = NULL;
if ((err = snd_hwdep_new(chip->card, "SB16-CSP", device, &hw)) < 0)
return err;
- if ((p = kcalloc(1, sizeof(*p), GFP_KERNEL)) == NULL) {
+ if ((p = kzalloc(sizeof(*p), GFP_KERNEL)) == NULL) {
snd_device_free(chip->card, hw);
return -ENOMEM;
}
p->ops.csp_stop = snd_sb_csp_stop;
p->ops.csp_qsound_transfer = snd_sb_csp_qsound_transfer;
- init_MUTEX(&p->access_mutex);
+ mutex_init(&p->access_mutex);
sprintf(hw->name, "CSP v%d.%d", (version >> 4), (version & 0x0f));
hw->iface = SNDRV_HWDEP_IFACE_SB16CSP;
hw->private_data = p;
/*
* free_private for hwdep instance
*/
-static void snd_sb_csp_free(snd_hwdep_t *hwdep)
+static void snd_sb_csp_free(struct snd_hwdep *hwdep)
{
- snd_sb_csp_t *p = hwdep->private_data;
+ int i;
+ struct snd_sb_csp *p = hwdep->private_data;
if (p) {
if (p->running & SNDRV_SB_CSP_ST_RUNNING)
snd_sb_csp_stop(p);
+ for (i = 0; i < ARRAY_SIZE(p->csp_programs); ++i)
+ release_firmware(p->csp_programs[i]);
kfree(p);
}
}
/*
* open the device exclusively
*/
-static int snd_sb_csp_open(snd_hwdep_t * hw, struct file *file)
+static int snd_sb_csp_open(struct snd_hwdep * hw, struct file *file)
{
- snd_sb_csp_t *p = hw->private_data;
+ struct snd_sb_csp *p = hw->private_data;
return (snd_sb_csp_use(p));
}
/*
* ioctl for hwdep device:
*/
-static int snd_sb_csp_ioctl(snd_hwdep_t * hw, struct file *file, unsigned int cmd, unsigned long arg)
+static int snd_sb_csp_ioctl(struct snd_hwdep * hw, struct file *file, unsigned int cmd, unsigned long arg)
{
- snd_sb_csp_t *p = hw->private_data;
- snd_sb_csp_info_t info;
- snd_sb_csp_start_t start_info;
+ struct snd_sb_csp *p = hw->private_data;
+ struct snd_sb_csp_info info;
+ struct snd_sb_csp_start start_info;
int err;
- snd_assert(p != NULL, return -EINVAL);
+ if (snd_BUG_ON(!p))
+ return -EINVAL;
if (snd_sb_csp_check_version(p))
return -ENODEV;
/* load CSP microcode */
case SNDRV_SB_CSP_IOCTL_LOAD_CODE:
err = (p->running & SNDRV_SB_CSP_ST_RUNNING ?
- -EBUSY : snd_sb_csp_riff_load(p, (snd_sb_csp_microcode_t __user *) arg));
+ -EBUSY : snd_sb_csp_riff_load(p, (struct snd_sb_csp_microcode __user *) arg));
break;
case SNDRV_SB_CSP_IOCTL_UNLOAD_CODE:
err = (p->running & SNDRV_SB_CSP_ST_RUNNING ?
/*
* close the device
*/
-static int snd_sb_csp_release(snd_hwdep_t * hw, struct file *file)
+static int snd_sb_csp_release(struct snd_hwdep * hw, struct file *file)
{
- snd_sb_csp_t *p = hw->private_data;
+ struct snd_sb_csp *p = hw->private_data;
return (snd_sb_csp_unuse(p));
}
/*
* acquire device
*/
-static int snd_sb_csp_use(snd_sb_csp_t * p)
+static int snd_sb_csp_use(struct snd_sb_csp * p)
{
- down(&p->access_mutex);
+ mutex_lock(&p->access_mutex);
if (p->used) {
- up(&p->access_mutex);
+ mutex_unlock(&p->access_mutex);
return -EAGAIN;
}
p->used++;
- up(&p->access_mutex);
+ mutex_unlock(&p->access_mutex);
return 0;
/*
* release device
*/
-static int snd_sb_csp_unuse(snd_sb_csp_t * p)
+static int snd_sb_csp_unuse(struct snd_sb_csp * p)
{
- down(&p->access_mutex);
+ mutex_lock(&p->access_mutex);
p->used--;
- up(&p->access_mutex);
+ mutex_unlock(&p->access_mutex);
return 0;
}
* load microcode via ioctl:
* code is user-space pointer
*/
-static int snd_sb_csp_riff_load(snd_sb_csp_t * p, snd_sb_csp_microcode_t __user * mcode)
+static int snd_sb_csp_riff_load(struct snd_sb_csp * p,
+ struct snd_sb_csp_microcode __user * mcode)
{
- snd_sb_csp_mc_header_t info;
+ struct snd_sb_csp_mc_header info;
unsigned char __user *data_ptr;
unsigned char __user *data_end;
unsigned short func_nr = 0;
- riff_header_t file_h, item_h, code_h;
+ struct riff_header file_h, item_h, code_h;
__u32 item_type;
- desc_header_t funcdesc_h;
+ struct desc_header funcdesc_h;
unsigned long flags;
int err;
return -EFAULT;
if ((file_h.name != RIFF_HEADER) ||
(le32_to_cpu(file_h.len) >= SNDRV_SB_CSP_MAX_MICROCODE_FILE_SIZE - sizeof(file_h))) {
- snd_printd("%s: Invalid RIFF header\n", __FUNCTION__);
+ snd_printd("%s: Invalid RIFF header\n", __func__);
return -EINVAL;
}
data_ptr += sizeof(file_h);
if (copy_from_user(&item_type, data_ptr, sizeof(item_type)))
return -EFAULT;
if (item_type != CSP__HEADER) {
- snd_printd("%s: Invalid RIFF file type\n", __FUNCTION__);
+ snd_printd("%s: Invalid RIFF file type\n", __func__);
return -EINVAL;
}
data_ptr += sizeof (item_type);
return -EFAULT;
if (code_h.name != MAIN_HEADER) {
- snd_printd("%s: Missing 'main' microcode\n", __FUNCTION__);
+ snd_printd("%s: Missing 'main' microcode\n", __func__);
return -EINVAL;
}
data_ptr += sizeof(code_h);
p->acc_format = p->acc_width = p->acc_rates = 0;
p->mode = 0;
snd_printd("%s: Unsupported CSP codec type: 0x%04x\n",
- __FUNCTION__,
+ __func__,
le16_to_cpu(funcdesc_h.VOC_type));
return -EINVAL;
}
return 0;
}
}
- snd_printd("%s: Function #%d not found\n", __FUNCTION__, info.func_req);
+ snd_printd("%s: Function #%d not found\n", __func__, info.func_req);
return -EINVAL;
}
/*
* unload CSP microcode
*/
-static int snd_sb_csp_unload(snd_sb_csp_t * p)
+static int snd_sb_csp_unload(struct snd_sb_csp * p)
{
if (p->running & SNDRV_SB_CSP_ST_RUNNING)
return -EBUSY;
/*
* send command sequence to DSP
*/
-static inline int command_seq(sb_t *chip, const unsigned char *seq, int size)
+static inline int command_seq(struct snd_sb *chip, const unsigned char *seq, int size)
{
int i;
for (i = 0; i < size; i++) {
/*
* set CSP codec parameter
*/
-static int set_codec_parameter(sb_t *chip, unsigned char par, unsigned char val)
+static int set_codec_parameter(struct snd_sb *chip, unsigned char par, unsigned char val)
{
unsigned char dsp_cmd[3];
/*
* set CSP register
*/
-static int set_register(sb_t *chip, unsigned char reg, unsigned char val)
+static int set_register(struct snd_sb *chip, unsigned char reg, unsigned char val)
{
unsigned char dsp_cmd[3];
* read CSP register
* return < 0 -> error
*/
-static int read_register(sb_t *chip, unsigned char reg)
+static int read_register(struct snd_sb *chip, unsigned char reg)
{
unsigned char dsp_cmd[2];
/*
* set CSP mode register
*/
-static int set_mode_register(sb_t *chip, unsigned char mode)
+static int set_mode_register(struct snd_sb *chip, unsigned char mode)
{
unsigned char dsp_cmd[2];
* Detect CSP
* return 0 if CSP exists.
*/
-static int csp_detect(sb_t *chip, int *version)
+static int csp_detect(struct snd_sb *chip, int *version)
{
unsigned char csp_test1, csp_test2;
unsigned long flags;
/*
* get CSP version number
*/
-static int get_version(sb_t *chip)
+static int get_version(struct snd_sb *chip)
{
unsigned char dsp_cmd[2];
/*
* check if the CSP version is valid
*/
-static int snd_sb_csp_check_version(snd_sb_csp_t * p)
+static int snd_sb_csp_check_version(struct snd_sb_csp * p)
{
if (p->version < 0x10 || p->version > 0x1f) {
- snd_printd("%s: Invalid CSP version: 0x%x\n", __FUNCTION__, p->version);
+ snd_printd("%s: Invalid CSP version: 0x%x\n", __func__, p->version);
return 1;
}
return 0;
/*
* download microcode to CSP (microcode should have one "main" block).
*/
-static int snd_sb_csp_load(snd_sb_csp_t * p, const unsigned char *buf, int size, int load_flags)
+static int snd_sb_csp_load(struct snd_sb_csp * p, const unsigned char *buf, int size, int load_flags)
{
int status, i;
int err;
spin_lock_irqsave(&p->chip->reg_lock, flags);
snd_sbdsp_command(p->chip, 0x01); /* CSP download command */
if (snd_sbdsp_get_byte(p->chip)) {
- snd_printd("%s: Download command failed\n", __FUNCTION__);
+ snd_printd("%s: Download command failed\n", __func__);
goto __fail;
}
/* Send CSP low byte (size - 1) */
udelay (10);
}
if (status != 0x55) {
- snd_printd("%s: Microcode initialization failed\n", __FUNCTION__);
+ snd_printd("%s: Microcode initialization failed\n", __func__);
goto __fail;
}
} else {
return result;
}
-static int snd_sb_csp_load_user(snd_sb_csp_t * p, const unsigned char __user *buf, int size, int load_flags)
+static int snd_sb_csp_load_user(struct snd_sb_csp * p, const unsigned char __user *buf, int size, int load_flags)
{
int err = -ENOMEM;
unsigned char *kbuf = kmalloc(size, GFP_KERNEL);
return err;
}
-#include "sb16_csp_codecs.h"
+static int snd_sb_csp_firmware_load(struct snd_sb_csp *p, int index, int flags)
+{
+ static const char *const names[] = {
+ "sb16/mulaw_main.csp",
+ "sb16/alaw_main.csp",
+ "sb16/ima_adpcm_init.csp",
+ "sb16/ima_adpcm_playback.csp",
+ "sb16/ima_adpcm_capture.csp",
+ };
+ const struct firmware *program;
+
+ BUILD_BUG_ON(ARRAY_SIZE(names) != CSP_PROGRAM_COUNT);
+ program = p->csp_programs[index];
+ if (!program) {
+ int err = request_firmware(&program, names[index],
+ p->chip->card->dev);
+ if (err < 0)
+ return err;
+ p->csp_programs[index] = program;
+ }
+ return snd_sb_csp_load(p, program->data, program->size, flags);
+}
/*
* autoload hardware codec if necessary
* return 0 if CSP is loaded and ready to run (p->running != 0)
*/
-static int snd_sb_csp_autoload(snd_sb_csp_t * p, int pcm_sfmt, int play_rec_mode)
+static int snd_sb_csp_autoload(struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode)
{
unsigned long flags;
int err = 0;
} else {
switch (pcm_sfmt) {
case SNDRV_PCM_FORMAT_MU_LAW:
- err = snd_sb_csp_load(p, &mulaw_main[0], sizeof(mulaw_main), 0);
+ err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_MULAW, 0);
p->acc_format = SNDRV_PCM_FMTBIT_MU_LAW;
p->mode = SNDRV_SB_CSP_MODE_DSP_READ | SNDRV_SB_CSP_MODE_DSP_WRITE;
break;
case SNDRV_PCM_FORMAT_A_LAW:
- err = snd_sb_csp_load(p, &alaw_main[0], sizeof(alaw_main), 0);
+ err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_ALAW, 0);
p->acc_format = SNDRV_PCM_FMTBIT_A_LAW;
p->mode = SNDRV_SB_CSP_MODE_DSP_READ | SNDRV_SB_CSP_MODE_DSP_WRITE;
break;
case SNDRV_PCM_FORMAT_IMA_ADPCM:
- err = snd_sb_csp_load(p, &ima_adpcm_init[0], sizeof(ima_adpcm_init),
- SNDRV_SB_CSP_LOAD_INITBLOCK);
+ err = snd_sb_csp_firmware_load(p, CSP_PROGRAM_ADPCM_INIT,
+ SNDRV_SB_CSP_LOAD_INITBLOCK);
if (err)
break;
if (play_rec_mode == SNDRV_SB_CSP_MODE_DSP_WRITE) {
- err = snd_sb_csp_load(p, &ima_adpcm_playback[0],
- sizeof(ima_adpcm_playback), 0);
+ err = snd_sb_csp_firmware_load
+ (p, CSP_PROGRAM_ADPCM_PLAYBACK, 0);
p->mode = SNDRV_SB_CSP_MODE_DSP_WRITE;
} else {
- err = snd_sb_csp_load(p, &ima_adpcm_capture[0],
- sizeof(ima_adpcm_capture), 0);
+ err = snd_sb_csp_firmware_load
+ (p, CSP_PROGRAM_ADPCM_CAPTURE, 0);
p->mode = SNDRV_SB_CSP_MODE_DSP_READ;
}
p->acc_format = SNDRV_PCM_FMTBIT_IMA_ADPCM;
/*
* start CSP
*/
-static int snd_sb_csp_start(snd_sb_csp_t * p, int sample_width, int channels)
+static int snd_sb_csp_start(struct snd_sb_csp * p, int sample_width, int channels)
{
unsigned char s_type; /* sample type */
unsigned char mixL, mixR;
unsigned long flags;
if (!(p->running & (SNDRV_SB_CSP_ST_LOADED | SNDRV_SB_CSP_ST_AUTO))) {
- snd_printd("%s: Microcode not loaded\n", __FUNCTION__);
+ snd_printd("%s: Microcode not loaded\n", __func__);
return -ENXIO;
}
if (p->running & SNDRV_SB_CSP_ST_RUNNING) {
- snd_printd("%s: CSP already running\n", __FUNCTION__);
+ snd_printd("%s: CSP already running\n", __func__);
return -EBUSY;
}
if (!(sample_width & p->acc_width)) {
- snd_printd("%s: Unsupported PCM sample width\n", __FUNCTION__);
+ snd_printd("%s: Unsupported PCM sample width\n", __func__);
return -EINVAL;
}
if (!(channels & p->acc_channels)) {
- snd_printd("%s: Invalid number of channels\n", __FUNCTION__);
+ snd_printd("%s: Invalid number of channels\n", __func__);
return -EINVAL;
}
s_type |= 0x22; /* 00dX 00dX (d = 1 if 8 bit samples) */
if (set_codec_parameter(p->chip, 0x81, s_type)) {
- snd_printd("%s: Set sample type command failed\n", __FUNCTION__);
+ snd_printd("%s: Set sample type command failed\n", __func__);
goto __fail;
}
if (set_codec_parameter(p->chip, 0x80, 0x00)) {
- snd_printd("%s: Codec start command failed\n", __FUNCTION__);
+ snd_printd("%s: Codec start command failed\n", __func__);
goto __fail;
}
p->run_width = sample_width;
/*
* stop CSP
*/
-static int snd_sb_csp_stop(snd_sb_csp_t * p)
+static int snd_sb_csp_stop(struct snd_sb_csp * p)
{
int result;
unsigned char mixL, mixR;
/*
* pause CSP codec and hold DMA transfer
*/
-static int snd_sb_csp_pause(snd_sb_csp_t * p)
+static int snd_sb_csp_pause(struct snd_sb_csp * p)
{
int result;
unsigned long flags;
/*
* restart CSP codec and resume DMA transfer
*/
-static int snd_sb_csp_restart(snd_sb_csp_t * p)
+static int snd_sb_csp_restart(struct snd_sb_csp * p)
{
int result;
unsigned long flags;
* QSound mixer control for PCM
*/
-static int snd_sb_qsound_switch_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
-{
- uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
- uinfo->count = 1;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = 1;
- return 0;
-}
+#define snd_sb_qsound_switch_info snd_ctl_boolean_mono_info
-static int snd_sb_qsound_switch_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_sb_qsound_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_sb_csp_t *p = snd_kcontrol_chip(kcontrol);
+ struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
ucontrol->value.integer.value[0] = p->q_enabled ? 1 : 0;
return 0;
}
-static int snd_sb_qsound_switch_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_sb_qsound_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_sb_csp_t *p = snd_kcontrol_chip(kcontrol);
+ struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned char nval;
return change;
}
-static int snd_sb_qsound_space_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_sb_qsound_space_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
return 0;
}
-static int snd_sb_qsound_space_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_sb_qsound_space_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_sb_csp_t *p = snd_kcontrol_chip(kcontrol);
+ struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
unsigned long flags;
spin_lock_irqsave(&p->q_lock, flags);
return 0;
}
-static int snd_sb_qsound_space_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_sb_qsound_space_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_sb_csp_t *p = snd_kcontrol_chip(kcontrol);
+ struct snd_sb_csp *p = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned char nval1, nval2;
return change;
}
-static snd_kcontrol_new_t snd_sb_qsound_switch = {
+static struct snd_kcontrol_new snd_sb_qsound_switch = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "3D Control - Switch",
.info = snd_sb_qsound_switch_info,
.put = snd_sb_qsound_switch_put
};
-static snd_kcontrol_new_t snd_sb_qsound_space = {
+static struct snd_kcontrol_new snd_sb_qsound_space = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "3D Control - Space",
.info = snd_sb_qsound_space_info,
.put = snd_sb_qsound_space_put
};
-static int snd_sb_qsound_build(snd_sb_csp_t * p)
+static int snd_sb_qsound_build(struct snd_sb_csp * p)
{
- snd_card_t * card;
+ struct snd_card *card;
int err;
- snd_assert(p != NULL, return -EINVAL);
+ if (snd_BUG_ON(!p))
+ return -EINVAL;
card = p->chip->card;
p->qpos_left = p->qpos_right = SNDRV_SB_CSP_QSOUND_MAX_RIGHT / 2;
return err;
}
-static void snd_sb_qsound_destroy(snd_sb_csp_t * p)
+static void snd_sb_qsound_destroy(struct snd_sb_csp * p)
{
- snd_card_t * card;
+ struct snd_card *card;
unsigned long flags;
- snd_assert(p != NULL, return);
+ if (snd_BUG_ON(!p))
+ return;
card = p->chip->card;
* Transfer qsound parameters to CSP,
* function should be called from interrupt routine
*/
-static int snd_sb_csp_qsound_transfer(snd_sb_csp_t * p)
+static int snd_sb_csp_qsound_transfer(struct snd_sb_csp * p)
{
int err = -ENXIO;
/*
* proc interface
*/
-static int init_proc_entry(snd_sb_csp_t * p, int device)
+static int init_proc_entry(struct snd_sb_csp * p, int device)
{
char name[16];
- snd_info_entry_t *entry;
+ struct snd_info_entry *entry;
sprintf(name, "cspD%d", device);
if (! snd_card_proc_new(p->chip->card, name, &entry))
- snd_info_set_text_ops(entry, p, 1024, info_read);
+ snd_info_set_text_ops(entry, p, info_read);
return 0;
}
-static void info_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer)
+static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
- snd_sb_csp_t *p = entry->private_data;
+ struct snd_sb_csp *p = entry->private_data;
snd_iprintf(buffer, "Creative Signal Processor [v%d.%d]\n", (p->version >> 4), (p->version & 0x0f));
snd_iprintf(buffer, "State: %cx%c%c%c\n", ((p->running & SNDRV_SB_CSP_ST_QSOUND) ? 'Q' : '-'),
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff