Skip to content

K
kernel_linux

OpenHarmony / kernel_linux
上一次同步 大约 4 年

通知 14
Star 8
Fork 2
K
kernel_linux
提交 cb9d24e4 编写于 作者: T Takashi Iwai 提交者： Jaroslav Kysela
浏览文件
操作

[ALSA] ak4xxx-adda - Code clean-up 

Fix spaces, fold lines to fit 80 columns in ak4xxx-adda driver codes.
Split a long reset function to each codec routine just for better
readability.
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>
上级 cf1756e9
隐藏空白更改
内联 并排
Showing with 161 addition and 79 deletion
include/sound/ak4xxx-adda.h
浏览文件 @ cb9d24e4
...@@ -32,8 +32,8 @@ struct snd_akm4xxx; ...@@ -32,8 +32,8 @@ struct snd_akm4xxx;
struct snd_ak4xxx_ops { struct snd_ak4xxx_ops {
void (*lock)(struct snd_akm4xxx *ak, int chip); void (*lock)(struct snd_akm4xxx *ak, int chip);
void (*unlock)(struct snd_akm4xxx *ak, int chip); void (*unlock)(struct snd_akm4xxx *ak, int chip);
void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsigned char val); void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg,
// unsigned char (*read)(struct snd_akm4xxx *ak, int chip, unsigned char reg); unsigned char val);
void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate); void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);
}; };
...@@ -41,31 +41,40 @@ struct snd_ak4xxx_ops { ...@@ -41,31 +41,40 @@ struct snd_ak4xxx_ops {
struct snd_akm4xxx { struct snd_akm4xxx {
struct snd_card *card; struct snd_card *card;
unsigned int num_adcs; /* AK4524 or AK4528 ADCs */ unsigned int num_adcs; /* AK4524 or AK4528 ADCs */
unsigned int num_dacs; /* AK4524 or AK4528 DACs */ unsigned int num_dacs; /* AK4524 or AK4528 DACs */
unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */ unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */
unsigned char ipga_gain[AK4XXX_MAX_CHIPS][2]; /* saved register image for IPGA (AK4528) */ unsigned char ipga_gain[AK4XXX_MAX_CHIPS][2]; /* saved register image
* for IPGA (AK4528)
*/
unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */ unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */
void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */ void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */
/* template should fill the following fields */ /* template should fill the following fields */
unsigned int idx_offset; /* control index offset */ unsigned int idx_offset; /* control index offset */
enum { enum {
SND_AK4524, SND_AK4528, SND_AK4529, SND_AK4524, SND_AK4528, SND_AK4529,
SND_AK4355, SND_AK4358, SND_AK4381 SND_AK4355, SND_AK4358, SND_AK4381
} type; } type;
unsigned int *num_stereo; /* array of combined counts for the mixer */ unsigned int *num_stereo; /* array of combined counts
char **channel_names; /* array of mixer channel names */ * for the mixer
*/
char **channel_names; /* array of mixer channel names */
struct snd_ak4xxx_ops ops; struct snd_ak4xxx_ops ops;
}; };
void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsigned char val); void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
unsigned char val);
void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state); void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state);
void snd_akm4xxx_init(struct snd_akm4xxx *ak); void snd_akm4xxx_init(struct snd_akm4xxx *ak);
int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak); int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);
#define snd_akm4xxx_get(ak,chip,reg) (ak)->images[(chip) * 16 + (reg)] #define snd_akm4xxx_get(ak,chip,reg) \
#define snd_akm4xxx_set(ak,chip,reg,val) ((ak)->images[(chip) * 16 + (reg)] = (val)) (ak)->images[(chip) * 16 + (reg)]
#define snd_akm4xxx_get_ipga(ak,chip,reg) (ak)->ipga_gain[chip][(reg)-4] #define snd_akm4xxx_set(ak,chip,reg,val) \
#define snd_akm4xxx_set_ipga(ak,chip,reg,val) ((ak)->ipga_gain[chip][(reg)-4] = (val)) ((ak)->images[(chip) * 16 + (reg)] = (val))
#define snd_akm4xxx_get_ipga(ak,chip,reg) \
(ak)->ipga_gain[chip][(reg)-4]
#define snd_akm4xxx_set_ipga(ak,chip,reg,val) \
((ak)->ipga_gain[chip][(reg)-4] = (val))
#endif /* __SOUND_AK4XXX_ADDA_H */ #endif /* __SOUND_AK4XXX_ADDA_H */
sound/i2c/other/ak4xxx-adda.c
浏览文件 @ cb9d24e4
...@@ -34,7 +34,8 @@ MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>"); ...@@ -34,7 +34,8 @@ MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>");
MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters"); MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsigned char val) void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
unsigned char val)
{ {
ak->ops.lock(ak, chip); ak->ops.lock(ak, chip);
ak->ops.write(ak, chip, reg, val); ak->ops.write(ak, chip, reg, val);
...@@ -52,6 +53,67 @@ void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsi ...@@ -52,6 +53,67 @@ void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsi
ak->ops.unlock(ak, chip); ak->ops.unlock(ak, chip);
} }
EXPORT_SYMBOL(snd_akm4xxx_write);
/* reset procedure for AK4524 and AK4528 */
static void ak4524_reset(struct snd_akm4xxx *ak, int state)
{
unsigned int chip;
unsigned char reg, maxreg;
if (ak->type == SND_AK4528)
maxreg = 0x06;
else
maxreg = 0x08;
for (chip = 0; chip < ak->num_dacs/2; chip++) {
snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
if (state)
continue;
/* DAC volumes */
for (reg = 0x04; reg < maxreg; reg++)
snd_akm4xxx_write(ak, chip, reg,
snd_akm4xxx_get(ak, chip, reg));
if (ak->type == SND_AK4528)
continue;
/* IPGA */
for (reg = 0x04; reg < 0x06; reg++)
snd_akm4xxx_write(ak, chip, reg,
snd_akm4xxx_get_ipga(ak, chip, reg));
}
}
/* reset procedure for AK4355 and AK4358 */
static void ak4355_reset(struct snd_akm4xxx *ak, int state)
{
unsigned char reg;
if (state) {
snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
return;
}
for (reg = 0x00; reg < 0x0b; reg++)
if (reg != 0x01)
snd_akm4xxx_write(ak, 0, reg,
snd_akm4xxx_get(ak, 0, reg));
snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
}
/* reset procedure for AK4381 */
static void ak4381_reset(struct snd_akm4xxx *ak, int state)
{
unsigned int chip;
unsigned char reg;
for (chip = 0; chip < ak->num_dacs/2; chip++) {
snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
if (state)
continue;
for (reg = 0x01; reg < 0x05; reg++)
snd_akm4xxx_write(ak, chip, reg,
snd_akm4xxx_get(ak, chip, reg));
}
}
/* /*
* reset the AKM codecs * reset the AKM codecs
* @state: 1 = reset codec, 0 = restore the registers * @state: 1 = reset codec, 0 = restore the registers
...@@ -60,52 +122,26 @@ void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsi ...@@ -60,52 +122,26 @@ void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsi
*/ */
void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state) void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state)
{ {
unsigned int chip;
unsigned char reg;
switch (ak->type) { switch (ak->type) {
case SND_AK4524: case SND_AK4524:
case SND_AK4528: case SND_AK4528:
for (chip = 0; chip < ak->num_dacs/2; chip++) { ak4524_reset(ak, state);
snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
if (state)
continue;
/* DAC volumes */
for (reg = 0x04; reg < (ak->type == SND_AK4528 ? 0x06 : 0x08); reg++)
snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
if (ak->type == SND_AK4528)
continue;
/* IPGA */
for (reg = 0x04; reg < 0x06; reg++)
snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get_ipga(ak, chip, reg));
}
break; break;
case SND_AK4529: case SND_AK4529:
/* FIXME: needed for ak4529? */ /* FIXME: needed for ak4529? */
break; break;
case SND_AK4355: case SND_AK4355:
case SND_AK4358: case SND_AK4358:
if (state) { ak4355_reset(ak, state);
snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
return;
}
for (reg = 0x00; reg < 0x0b; reg++)
if (reg != 0x01)
snd_akm4xxx_write(ak, 0, reg, snd_akm4xxx_get(ak, 0, reg));
snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
break; break;
case SND_AK4381: case SND_AK4381:
for (chip = 0; chip < ak->num_dacs/2; chip++) { ak4381_reset(ak, state);
snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
if (state)
continue;
for (reg = 0x01; reg < 0x05; reg++)
snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
}
break; break;
} }
} }
EXPORT_SYMBOL(snd_akm4xxx_reset);
/* /*
* initialize all the ak4xxx chips * initialize all the ak4xxx chips
*/ */
...@@ -153,7 +189,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) ...@@ -153,7 +189,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
}; };
static unsigned char inits_ak4355[] = { static unsigned char inits_ak4355[] = {
0x01, 0x02, /* 1: reset and soft-mute */ 0x01, 0x02, /* 1: reset and soft-mute */
0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
* disable DZF, sharp roll-off, RSTN#=0 */
0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
// 0x02, 0x2e, /* quad speed */ // 0x02, 0x2e, /* quad speed */
0x03, 0x01, /* 3: de-emphasis off */ 0x03, 0x01, /* 3: de-emphasis off */
...@@ -169,7 +206,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) ...@@ -169,7 +206,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
}; };
static unsigned char inits_ak4358[] = { static unsigned char inits_ak4358[] = {
0x01, 0x02, /* 1: reset and soft-mute */ 0x01, 0x02, /* 1: reset and soft-mute */
0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
* disable DZF, sharp roll-off, RSTN#=0 */
0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
// 0x02, 0x2e, /* quad speed */ // 0x02, 0x2e, /* quad speed */
0x03, 0x01, /* 3: de-emphasis off */ 0x03, 0x01, /* 3: de-emphasis off */
...@@ -187,7 +225,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) ...@@ -187,7 +225,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
}; };
static unsigned char inits_ak4381[] = { static unsigned char inits_ak4381[] = {
0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */ 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
0x01, 0x02, /* 1: de-emphasis off, normal speed, sharp roll-off, DZF off */ 0x01, 0x02, /* 1: de-emphasis off, normal speed,
* sharp roll-off, DZF off */
// 0x01, 0x12, /* quad speed */ // 0x01, 0x12, /* quad speed */
0x02, 0x00, /* 2: DZF disabled */ 0x02, 0x00, /* 2: DZF disabled */
0x03, 0x00, /* 3: LATT 0 */ 0x03, 0x00, /* 3: LATT 0 */
...@@ -239,12 +278,15 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) ...@@ -239,12 +278,15 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
} }
} }
EXPORT_SYMBOL(snd_akm4xxx_init);
#define AK_GET_CHIP(val) (((val) >> 8) & 0xff) #define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
#define AK_GET_ADDR(val) ((val) & 0xff) #define AK_GET_ADDR(val) ((val) & 0xff)
#define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f) #define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f)
#define AK_GET_INVERT(val) (((val) >> 23) & 1) #define AK_GET_INVERT(val) (((val) >> 23) & 1)
#define AK_GET_MASK(val) (((val) >> 24) & 0xff) #define AK_GET_MASK(val) (((val) >> 24) & 0xff)
#define AK_COMPOSE(chip,addr,shift,mask) (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24)) #define AK_COMPOSE(chip,addr,shift,mask) \
(((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
#define AK_INVERT (1<<23) #define AK_INVERT (1<<23)
static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol, static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol,
...@@ -293,7 +335,7 @@ static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol, ...@@ -293,7 +335,7 @@ static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol,
} }
static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol, static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo) struct snd_ctl_elem_info *uinfo)
{ {
unsigned int mask = AK_GET_MASK(kcontrol->private_value); unsigned int mask = AK_GET_MASK(kcontrol->private_value);
...@@ -305,7 +347,7 @@ static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol, ...@@ -305,7 +347,7 @@ static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol,
} }
static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol, static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol) struct snd_ctl_elem_value *ucontrol)
{ {
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
int chip = AK_GET_CHIP(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value);
...@@ -323,7 +365,7 @@ static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol, ...@@ -323,7 +365,7 @@ static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol,
} }
static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol, static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol) struct snd_ctl_elem_value *ucontrol)
{ {
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
int chip = AK_GET_CHIP(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value);
...@@ -366,7 +408,8 @@ static int snd_akm4xxx_ipga_gain_get(struct snd_kcontrol *kcontrol, ...@@ -366,7 +408,8 @@ static int snd_akm4xxx_ipga_gain_get(struct snd_kcontrol *kcontrol,
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
int chip = AK_GET_CHIP(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value);
int addr = AK_GET_ADDR(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value);
ucontrol->value.integer.value[0] = snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f; ucontrol->value.integer.value[0] =
snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f;
return 0; return 0;
} }
...@@ -394,7 +437,8 @@ static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol, ...@@ -394,7 +437,8 @@ static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol,
uinfo->value.enumerated.items = 4; uinfo->value.enumerated.items = 4;
if (uinfo->value.enumerated.item >= 4) if (uinfo->value.enumerated.item >= 4)
uinfo->value.enumerated.item = 3; uinfo->value.enumerated.item = 3;
strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); strcpy(uinfo->value.enumerated.name,
texts[uinfo->value.enumerated.item]);
return 0; return 0;
} }
...@@ -405,7 +449,8 @@ static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol, ...@@ -405,7 +449,8 @@ static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol,
int chip = AK_GET_CHIP(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value);
int addr = AK_GET_ADDR(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value);
int shift = AK_GET_SHIFT(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value);
ucontrol->value.enumerated.item[0] = (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3; ucontrol->value.enumerated.item[0] =
(snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
return 0; return 0;
} }
...@@ -419,7 +464,8 @@ static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol, ...@@ -419,7 +464,8 @@ static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol,
unsigned char nval = ucontrol->value.enumerated.item[0] & 3; unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
int change; int change;
nval = (nval << shift) | (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift)); nval = (nval << shift) |
(snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
change = snd_akm4xxx_get(ak, chip, addr) != nval; change = snd_akm4xxx_get(ak, chip, addr) != nval;
if (change) if (change)
snd_akm4xxx_write(ak, chip, addr, nval); snd_akm4xxx_write(ak, chip, addr, nval);
...@@ -451,7 +497,7 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -451,7 +497,7 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
} else { } else {
strcpy(ctl->id.name, ak->channel_names[mixer_ch]); strcpy(ctl->id.name, ak->channel_names[mixer_ch]);
num_stereo = ak->num_stereo[mixer_ch]; num_stereo = ak->num_stereo[mixer_ch];
ctl->id.index = 0; //mixer_ch + ak->idx_offset * 2; ctl->id.index = 0;
} }
ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
ctl->count = 1; ctl->count = 1;
...@@ -466,27 +512,40 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -466,27 +512,40 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
} }
switch (ak->type) { switch (ak->type) {
case SND_AK4524: case SND_AK4524:
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127); /* register 6 & 7 */ /* register 6 & 7 */
ctl->private_value =
AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127);
break; break;
case SND_AK4528: case SND_AK4528:
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */ /* register 4 & 5 */
ctl->private_value =
AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
break; break;
case SND_AK4529: { case SND_AK4529: {
int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; /* registers 2-7 and b,c */ /* registers 2-7 and b,c */
ctl->private_value = AK_COMPOSE(0, val, 0, 255) | AK_INVERT; int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb;
ctl->private_value =
AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
break; break;
} }
case SND_AK4355: case SND_AK4355:
ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */ /* register 4-9, chip #0 only */
ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255);
break; break;
case SND_AK4358: case SND_AK4358:
if (idx >= 6) if (idx >= 6)
ctl->private_value = AK_COMPOSE(0, idx + 5, 0, 255); /* register 4-9, chip #0 only */ /* register 4-9, chip #0 only */
ctl->private_value =
AK_COMPOSE(0, idx + 5, 0, 255);
else else
ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */ /* register 4-9, chip #0 only */
ctl->private_value =
AK_COMPOSE(0, idx + 4, 0, 255);
break; break;
case SND_AK4381: case SND_AK4381:
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); /* register 3 & 4 */ /* register 3 & 4 */
ctl->private_value =
AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255);
break; break;
default: default:
err = -EINVAL; err = -EINVAL;
...@@ -494,7 +553,10 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -494,7 +553,10 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
} }
ctl->private_data = ak; ctl->private_data = ak;
if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) err = snd_ctl_add(ak->card,
snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
SNDRV_CTL_ELEM_ACCESS_WRITE));
if (err < 0)
goto __error; goto __error;
idx += num_stereo; idx += num_stereo;
...@@ -509,9 +571,14 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -509,9 +571,14 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
ctl->info = snd_akm4xxx_volume_info; ctl->info = snd_akm4xxx_volume_info;
ctl->get = snd_akm4xxx_volume_get; ctl->get = snd_akm4xxx_volume_get;
ctl->put = snd_akm4xxx_volume_put; ctl->put = snd_akm4xxx_volume_put;
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */ /* register 4 & 5 */
ctl->private_value =
AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
ctl->private_data = ak; ctl->private_data = ak;
if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) err = snd_ctl_add(ak->card,
snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
SNDRV_CTL_ELEM_ACCESS_WRITE));
if (err < 0)
goto __error; goto __error;
memset(ctl, 0, sizeof(*ctl)); memset(ctl, 0, sizeof(*ctl));
...@@ -522,9 +589,13 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -522,9 +589,13 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
ctl->info = snd_akm4xxx_ipga_gain_info; ctl->info = snd_akm4xxx_ipga_gain_info;
ctl->get = snd_akm4xxx_ipga_gain_get; ctl->get = snd_akm4xxx_ipga_gain_get;
ctl->put = snd_akm4xxx_ipga_gain_put; ctl->put = snd_akm4xxx_ipga_gain_put;
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0); /* register 4 & 5 */ /* register 4 & 5 */
ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0);
ctl->private_data = ak; ctl->private_data = ak;
if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) err = snd_ctl_add(ak->card,
snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
SNDRV_CTL_ELEM_ACCESS_WRITE));
if (err < 0)
goto __error; goto __error;
} }
if (ak->type == SND_AK4355 || ak->type == SND_AK4358) if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
...@@ -543,11 +614,13 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -543,11 +614,13 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
switch (ak->type) { switch (ak->type) {
case SND_AK4524: case SND_AK4524:
case SND_AK4528: case SND_AK4528:
ctl->private_value = AK_COMPOSE(idx, 3, 0, 0); /* register 3 */ /* register 3 */
ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
break; break;
case SND_AK4529: { case SND_AK4529: {
int shift = idx == 3 ? 6 : (2 - idx) * 2; int shift = idx == 3 ? 6 : (2 - idx) * 2;
ctl->private_value = AK_COMPOSE(0, 8, shift, 0); /* register 8 with shift */ /* register 8 with shift */
ctl->private_value = AK_COMPOSE(0, 8, shift, 0);
break; break;
} }
case SND_AK4355: case SND_AK4355:
...@@ -559,7 +632,10 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -559,7 +632,10 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
break; break;
} }
ctl->private_data = ak; ctl->private_data = ak;
if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0) err = snd_ctl_add(ak->card,
snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
SNDRV_CTL_ELEM_ACCESS_WRITE));
if (err < 0)
goto __error; goto __error;
} }
err = 0; err = 0;
...@@ -569,6 +645,8 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) ...@@ -569,6 +645,8 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
return err; return err;
} }
EXPORT_SYMBOL(snd_akm4xxx_build_controls);
static int __init alsa_akm4xxx_module_init(void) static int __init alsa_akm4xxx_module_init(void)
{ {
return 0; return 0;
...@@ -580,8 +658,3 @@ static void __exit alsa_akm4xxx_module_exit(void) ...@@ -580,8 +658,3 @@ static void __exit alsa_akm4xxx_module_exit(void)
module_init(alsa_akm4xxx_module_init) module_init(alsa_akm4xxx_module_init)
module_exit(alsa_akm4xxx_module_exit) module_exit(alsa_akm4xxx_module_exit)
EXPORT_SYMBOL(snd_akm4xxx_write);
EXPORT_SYMBOL(snd_akm4xxx_reset);
EXPORT_SYMBOL(snd_akm4xxx_init);
EXPORT_SYMBOL(snd_akm4xxx_build_controls);
Markdown is supported
0% 或 .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑！
想要评论请 注册 或