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Diffstat (limited to 'sound/pci/ice1712/wtm.c')
-rw-r--r--sound/pci/ice1712/wtm.c172
1 files changed, 151 insertions, 21 deletions
diff --git a/sound/pci/ice1712/wtm.c b/sound/pci/ice1712/wtm.c
index bcf30a387b87..9906119e0954 100644
--- a/sound/pci/ice1712/wtm.c
+++ b/sound/pci/ice1712/wtm.c
@@ -29,12 +29,19 @@
#include <linux/interrupt.h>
#include <linux/init.h>
#include <sound/core.h>
+#include <sound/tlv.h>
+#include <linux/slab.h>
#include "ice1712.h"
#include "envy24ht.h"
#include "wtm.h"
#include "stac946x.h"
+struct wtm_spec {
+ /* rate change needs atomic mute/unmute of all dacs*/
+ struct mutex mute_mutex;
+};
+
/*
* 2*ADC 6*DAC no1 ringbuffer r/w on i2c bus
@@ -68,15 +75,65 @@ static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
/*
* DAC mute control
*/
+static void stac9460_dac_mute_all(struct snd_ice1712 *ice, unsigned char mute,
+ unsigned short int *change_mask)
+{
+ unsigned char new, old;
+ int id, idx, change;
+
+ /*stac9460 1*/
+ for (id = 0; id < 7; id++) {
+ if (*change_mask & (0x01 << id)) {
+ if (id == 0)
+ idx = STAC946X_MASTER_VOLUME;
+ else
+ idx = STAC946X_LF_VOLUME - 1 + id;
+ old = stac9460_get(ice, idx);
+ new = (~mute << 7 & 0x80) | (old & ~0x80);
+ change = (new != old);
+ if (change) {
+ stac9460_put(ice, idx, new);
+ *change_mask = *change_mask | (0x01 << id);
+ } else {
+ *change_mask = *change_mask & ~(0x01 << id);
+ }
+ }
+ }
+
+ /*stac9460 2*/
+ for (id = 0; id < 3; id++) {
+ if (*change_mask & (0x01 << (id + 7))) {
+ if (id == 0)
+ idx = STAC946X_MASTER_VOLUME;
+ else
+ idx = STAC946X_LF_VOLUME - 1 + id;
+ old = stac9460_2_get(ice, idx);
+ new = (~mute << 7 & 0x80) | (old & ~0x80);
+ change = (new != old);
+ if (change) {
+ stac9460_2_put(ice, idx, new);
+ *change_mask = *change_mask | (0x01 << id);
+ } else {
+ *change_mask = *change_mask & ~(0x01 << id);
+ }
+ }
+ }
+}
+
+
+
#define stac9460_dac_mute_info snd_ctl_boolean_mono_info
static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+ struct wtm_spec *spec = ice->spec;
unsigned char val;
int idx, id;
+ mutex_lock(&spec->mute_mutex);
+
if (kcontrol->private_value) {
idx = STAC946X_MASTER_VOLUME;
id = 0;
@@ -89,6 +146,8 @@ static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
else
val = stac9460_2_get(ice, idx - 6);
ucontrol->value.integer.value[0] = (~val >> 7) & 0x1;
+
+ mutex_unlock(&spec->mute_mutex);
return 0;
}
@@ -338,8 +397,14 @@ static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
/*
* MIC / LINE switch fonction
*/
+static int stac9460_mic_sw_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[2] = { "Line In", "Mic" };
+
+ return snd_ctl_enum_info(uinfo, 1, 2, texts);
+}
-#define stac9460_mic_sw_info snd_ctl_boolean_mono_info
static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -353,7 +418,7 @@ static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
val = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
else
val = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
- ucontrol->value.integer.value[0] = ~val>>7 & 0x1;
+ ucontrol->value.enumerated.item[0] = (val >> 7) & 0x1;
return 0;
}
@@ -369,7 +434,7 @@ static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
old = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
else
old = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
- new = (~ucontrol->value.integer.value[0] << 7 & 0x80) | (old & ~0x80);
+ new = (ucontrol->value.enumerated.item[0] << 7 & 0x80) | (old & ~0x80);
change = (new != old);
if (change) {
if (id == 0)
@@ -380,17 +445,63 @@ static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
return change;
}
+
+/*
+ * Handler for setting correct codec rate - called when rate change is detected
+ */
+static void stac9460_set_rate_val(struct snd_ice1712 *ice, unsigned int rate)
+{
+ unsigned char old, new;
+ unsigned short int changed;
+ struct wtm_spec *spec = ice->spec;
+
+ if (rate == 0) /* no hint - S/PDIF input is master, simply return */
+ return;
+ else if (rate <= 48000)
+ new = 0x08; /* 256x, base rate mode */
+ else if (rate <= 96000)
+ new = 0x11; /* 256x, mid rate mode */
+ else
+ new = 0x12; /* 128x, high rate mode */
+
+ old = stac9460_get(ice, STAC946X_MASTER_CLOCKING);
+ if (old == new)
+ return;
+ /* change detected, setting master clock, muting first */
+ /* due to possible conflicts with mute controls - mutexing */
+ mutex_lock(&spec->mute_mutex);
+ /* we have to remember current mute status for each DAC */
+ changed = 0xFFFF;
+ stac9460_dac_mute_all(ice, 0, &changed);
+ /*printk(KERN_DEBUG "Rate change: %d, new MC: 0x%02x\n", rate, new);*/
+ stac9460_put(ice, STAC946X_MASTER_CLOCKING, new);
+ stac9460_2_put(ice, STAC946X_MASTER_CLOCKING, new);
+ udelay(10);
+ /* unmuting - only originally unmuted dacs -
+ * i.e. those changed when muting */
+ stac9460_dac_mute_all(ice, 1, &changed);
+ mutex_unlock(&spec->mute_mutex);
+}
+
+
+/*Limits value in dB for fader*/
+static const DECLARE_TLV_DB_SCALE(db_scale_dac, -19125, 75, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_adc, 0, 150, 0);
+
/*
* Control tabs
*/
static struct snd_kcontrol_new stac9640_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
.name = "Master Playback Switch",
.info = stac9460_dac_mute_info,
.get = stac9460_dac_mute_get,
.put = stac9460_dac_mute_put,
- .private_value = 1
+ .private_value = 1,
+ .tlv = { .p = db_scale_dac }
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -402,7 +513,7 @@ static struct snd_kcontrol_new stac9640_controls[] = {
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "MIC/Line switch",
+ .name = "MIC/Line Input Enum",
.count = 2,
.info = stac9460_mic_sw_info,
.get = stac9460_mic_sw_get,
@@ -419,11 +530,15 @@ static struct snd_kcontrol_new stac9640_controls[] = {
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+
.name = "DAC Volume",
.count = 8,
.info = stac9460_dac_vol_info,
.get = stac9460_dac_vol_get,
.put = stac9460_dac_vol_put,
+ .tlv = { .p = db_scale_dac }
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -435,12 +550,15 @@ static struct snd_kcontrol_new stac9640_controls[] = {
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+
.name = "ADC Volume",
.count = 2,
.info = stac9460_adc_vol_info,
.get = stac9460_adc_vol_get,
.put = stac9460_adc_vol_put,
-
+ .tlv = { .p = db_scale_adc }
}
};
@@ -463,41 +581,53 @@ static int wtm_add_controls(struct snd_ice1712 *ice)
static int wtm_init(struct snd_ice1712 *ice)
{
- static unsigned short stac_inits_prodigy[] = {
+ static unsigned short stac_inits_wtm[] = {
STAC946X_RESET, 0,
+ STAC946X_MASTER_CLOCKING, 0x11,
(unsigned short)-1
};
unsigned short *p;
+ struct wtm_spec *spec;
/*WTM 192M*/
ice->num_total_dacs = 8;
ice->num_total_adcs = 4;
ice->force_rdma1 = 1;
+ /*init mutex for dac mute conflict*/
+ spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
+ return -ENOMEM;
+ ice->spec = spec;
+ mutex_init(&spec->mute_mutex);
+
+
/*initialize codec*/
- p = stac_inits_prodigy;
+ p = stac_inits_wtm;
for (; *p != (unsigned short)-1; p += 2) {
stac9460_put(ice, p[0], p[1]);
stac9460_2_put(ice, p[0], p[1]);
}
+ ice->gpio.set_pro_rate = stac9460_set_rate_val;
return 0;
}
static unsigned char wtm_eeprom[] = {
- 0x47, /*SYSCONF: clock 192KHz, 4ADC, 8DAC */
- 0x80, /* ACLINK : I2S */
- 0xf8, /* I2S: vol; 96k, 24bit, 192k */
- 0xc1 /*SPDIF: out-en, spidf ext out*/,
- 0x9f, /* GPIO_DIR */
- 0xff, /* GPIO_DIR1 */
- 0x7f, /* GPIO_DIR2 */
- 0x9f, /* GPIO_MASK */
- 0xff, /* GPIO_MASK1 */
- 0x7f, /* GPIO_MASK2 */
- 0x16, /* GPIO_STATE */
- 0x80, /* GPIO_STATE1 */
- 0x00, /* GPIO_STATE2 */
+ [ICE_EEP2_SYSCONF] = 0x67, /*SYSCONF: clock 192KHz, mpu401,
+ 4ADC, 8DAC */
+ [ICE_EEP2_ACLINK] = 0x80, /* ACLINK : I2S */
+ [ICE_EEP2_I2S] = 0xf8, /* I2S: vol; 96k, 24bit, 192k */
+ [ICE_EEP2_SPDIF] = 0xc1, /*SPDIF: out-en, spidf ext out*/
+ [ICE_EEP2_GPIO_DIR] = 0x9f,
+ [ICE_EEP2_GPIO_DIR1] = 0xff,
+ [ICE_EEP2_GPIO_DIR2] = 0x7f,
+ [ICE_EEP2_GPIO_MASK] = 0x9f,
+ [ICE_EEP2_GPIO_MASK1] = 0xff,
+ [ICE_EEP2_GPIO_MASK2] = 0x7f,
+ [ICE_EEP2_GPIO_STATE] = 0x16,
+ [ICE_EEP2_GPIO_STATE1] = 0x80,
+ [ICE_EEP2_GPIO_STATE2] = 0x00,
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.