v4.19.13 snapshot.
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
new file mode 100644
index 0000000..81af21a
--- /dev/null
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -0,0 +1,1139 @@
+/*
+ * C-Media CMI8788 driver - mixer code
+ *
+ * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
+ *
+ *
+ * This driver is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2.
+ *
+ * This driver is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this driver; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/mutex.h>
+#include <sound/ac97_codec.h>
+#include <sound/asoundef.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include "oxygen.h"
+#include "cm9780.h"
+
+static int dac_volume_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ info->count = chip->model.dac_channels_mixer;
+ info->value.integer.min = chip->model.dac_volume_min;
+ info->value.integer.max = chip->model.dac_volume_max;
+ return 0;
+}
+
+static int dac_volume_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int i;
+
+ mutex_lock(&chip->mutex);
+ for (i = 0; i < chip->model.dac_channels_mixer; ++i)
+ value->value.integer.value[i] = chip->dac_volume[i];
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static int dac_volume_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int i;
+ int changed;
+
+ changed = 0;
+ mutex_lock(&chip->mutex);
+ for (i = 0; i < chip->model.dac_channels_mixer; ++i)
+ if (value->value.integer.value[i] != chip->dac_volume[i]) {
+ chip->dac_volume[i] = value->value.integer.value[i];
+ changed = 1;
+ }
+ if (changed)
+ chip->model.update_dac_volume(chip);
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static int dac_mute_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ value->value.integer.value[0] = !chip->dac_mute;
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static int dac_mute_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ int changed;
+
+ mutex_lock(&chip->mutex);
+ changed = (!value->value.integer.value[0]) != chip->dac_mute;
+ if (changed) {
+ chip->dac_mute = !value->value.integer.value[0];
+ chip->model.update_dac_mute(chip);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static unsigned int upmix_item_count(struct oxygen *chip)
+{
+ if (chip->model.dac_channels_pcm < 8)
+ return 2;
+ else if (chip->model.update_center_lfe_mix)
+ return 5;
+ else
+ return 3;
+}
+
+static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
+{
+ static const char *const names[5] = {
+ "Front",
+ "Front+Surround",
+ "Front+Surround+Back",
+ "Front+Surround+Center/LFE",
+ "Front+Surround+Center/LFE+Back",
+ };
+ struct oxygen *chip = ctl->private_data;
+ unsigned int count = upmix_item_count(chip);
+
+ return snd_ctl_enum_info(info, 1, count, names);
+}
+
+static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ value->value.enumerated.item[0] = chip->dac_routing;
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+void oxygen_update_dac_routing(struct oxygen *chip)
+{
+ /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */
+ static const unsigned int reg_values[5] = {
+ /* stereo -> front */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround+back */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround+center/LFE */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround+center/LFE+back */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ };
+ u8 channels;
+ unsigned int reg_value;
+
+ channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) &
+ OXYGEN_PLAY_CHANNELS_MASK;
+ if (channels == OXYGEN_PLAY_CHANNELS_2)
+ reg_value = reg_values[chip->dac_routing];
+ else if (channels == OXYGEN_PLAY_CHANNELS_8)
+ /* in 7.1 mode, "rear" channels go to the "back" jack */
+ reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
+ else
+ reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
+ if (chip->model.adjust_dac_routing)
+ reg_value = chip->model.adjust_dac_routing(chip, reg_value);
+ oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value,
+ OXYGEN_PLAY_DAC0_SOURCE_MASK |
+ OXYGEN_PLAY_DAC1_SOURCE_MASK |
+ OXYGEN_PLAY_DAC2_SOURCE_MASK |
+ OXYGEN_PLAY_DAC3_SOURCE_MASK);
+ if (chip->model.update_center_lfe_mix)
+ chip->model.update_center_lfe_mix(chip, chip->dac_routing > 2);
+}
+EXPORT_SYMBOL(oxygen_update_dac_routing);
+
+static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int count = upmix_item_count(chip);
+ int changed;
+
+ if (value->value.enumerated.item[0] >= count)
+ return -EINVAL;
+ mutex_lock(&chip->mutex);
+ changed = value->value.enumerated.item[0] != chip->dac_routing;
+ if (changed) {
+ chip->dac_routing = value->value.enumerated.item[0];
+ oxygen_update_dac_routing(chip);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static int spdif_switch_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ value->value.integer.value[0] = chip->spdif_playback_enable;
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
+{
+ switch (oxygen_rate) {
+ case OXYGEN_RATE_32000:
+ return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_44100:
+ return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ default: /* OXYGEN_RATE_48000 */
+ return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_64000:
+ return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_88200:
+ return IEC958_AES3_CON_FS_88200 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_96000:
+ return IEC958_AES3_CON_FS_96000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_176400:
+ return IEC958_AES3_CON_FS_176400 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ case OXYGEN_RATE_192000:
+ return IEC958_AES3_CON_FS_192000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+ }
+}
+
+void oxygen_update_spdif_source(struct oxygen *chip)
+{
+ u32 old_control, new_control;
+ u16 old_routing, new_routing;
+ unsigned int oxygen_rate;
+
+ old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
+ old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
+ if (chip->pcm_active & (1 << PCM_SPDIF)) {
+ new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
+ new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
+ | OXYGEN_PLAY_SPDIF_SPDIF;
+ oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
+ & OXYGEN_I2S_RATE_MASK;
+ /* S/PDIF rate was already set by the caller */
+ } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
+ chip->spdif_playback_enable) {
+ new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
+ | OXYGEN_PLAY_SPDIF_MULTICH_01;
+ oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
+ & OXYGEN_I2S_RATE_MASK;
+ new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
+ (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
+ OXYGEN_SPDIF_OUT_ENABLE;
+ } else {
+ new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
+ new_routing = old_routing;
+ oxygen_rate = OXYGEN_RATE_44100;
+ }
+ if (old_routing != new_routing) {
+ oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
+ new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
+ oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing);
+ }
+ if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
+ oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
+ oxygen_spdif_rate(oxygen_rate) |
+ ((chip->pcm_active & (1 << PCM_SPDIF)) ?
+ chip->spdif_pcm_bits : chip->spdif_bits));
+ oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control);
+}
+
+static int spdif_switch_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ int changed;
+
+ mutex_lock(&chip->mutex);
+ changed = value->value.integer.value[0] != chip->spdif_playback_enable;
+ if (changed) {
+ chip->spdif_playback_enable = !!value->value.integer.value[0];
+ spin_lock_irq(&chip->reg_lock);
+ oxygen_update_spdif_source(chip);
+ spin_unlock_irq(&chip->reg_lock);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
+{
+ info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ info->count = 1;
+ return 0;
+}
+
+static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
+{
+ value->value.iec958.status[0] =
+ bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
+ OXYGEN_SPDIF_PREEMPHASIS);
+ value->value.iec958.status[1] = /* category and original */
+ bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
+}
+
+static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
+{
+ u32 bits;
+
+ bits = value->value.iec958.status[0] &
+ (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
+ OXYGEN_SPDIF_PREEMPHASIS);
+ bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
+ if (bits & OXYGEN_SPDIF_NONAUDIO)
+ bits |= OXYGEN_SPDIF_V;
+ return bits;
+}
+
+static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
+{
+ oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits,
+ OXYGEN_SPDIF_NONAUDIO |
+ OXYGEN_SPDIF_C |
+ OXYGEN_SPDIF_PREEMPHASIS |
+ OXYGEN_SPDIF_CATEGORY_MASK |
+ OXYGEN_SPDIF_ORIGINAL |
+ OXYGEN_SPDIF_V);
+}
+
+static int spdif_default_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ oxygen_to_iec958(chip->spdif_bits, value);
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static int spdif_default_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u32 new_bits;
+ int changed;
+
+ new_bits = iec958_to_oxygen(value);
+ mutex_lock(&chip->mutex);
+ changed = new_bits != chip->spdif_bits;
+ if (changed) {
+ chip->spdif_bits = new_bits;
+ if (!(chip->pcm_active & (1 << PCM_SPDIF)))
+ write_spdif_bits(chip, new_bits);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static int spdif_mask_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
+ IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
+ value->value.iec958.status[1] =
+ IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
+ return 0;
+}
+
+static int spdif_pcm_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ oxygen_to_iec958(chip->spdif_pcm_bits, value);
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static int spdif_pcm_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u32 new_bits;
+ int changed;
+
+ new_bits = iec958_to_oxygen(value);
+ mutex_lock(&chip->mutex);
+ changed = new_bits != chip->spdif_pcm_bits;
+ if (changed) {
+ chip->spdif_pcm_bits = new_bits;
+ if (chip->pcm_active & (1 << PCM_SPDIF))
+ write_spdif_bits(chip, new_bits);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static int spdif_input_mask_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ value->value.iec958.status[0] = 0xff;
+ value->value.iec958.status[1] = 0xff;
+ value->value.iec958.status[2] = 0xff;
+ value->value.iec958.status[3] = 0xff;
+ return 0;
+}
+
+static int spdif_input_default_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u32 bits;
+
+ bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
+ value->value.iec958.status[0] = bits;
+ value->value.iec958.status[1] = bits >> 8;
+ value->value.iec958.status[2] = bits >> 16;
+ value->value.iec958.status[3] = bits >> 24;
+ return 0;
+}
+
+static int spdif_bit_switch_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u32 bit = ctl->private_value;
+
+ value->value.integer.value[0] =
+ !!(oxygen_read32(chip, OXYGEN_SPDIF_CONTROL) & bit);
+ return 0;
+}
+
+static int spdif_bit_switch_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u32 bit = ctl->private_value;
+ u32 oldreg, newreg;
+ int changed;
+
+ spin_lock_irq(&chip->reg_lock);
+ oldreg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
+ if (value->value.integer.value[0])
+ newreg = oldreg | bit;
+ else
+ newreg = oldreg & ~bit;
+ changed = newreg != oldreg;
+ if (changed)
+ oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, newreg);
+ spin_unlock_irq(&chip->reg_lock);
+ return changed;
+}
+
+static int monitor_volume_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ info->count = 1;
+ info->value.integer.min = 0;
+ info->value.integer.max = 1;
+ return 0;
+}
+
+static int monitor_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u8 bit = ctl->private_value;
+ int invert = ctl->private_value & (1 << 8);
+
+ value->value.integer.value[0] =
+ !!invert ^ !!(oxygen_read8(chip, OXYGEN_ADC_MONITOR) & bit);
+ return 0;
+}
+
+static int monitor_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u8 bit = ctl->private_value;
+ int invert = ctl->private_value & (1 << 8);
+ u8 oldreg, newreg;
+ int changed;
+
+ spin_lock_irq(&chip->reg_lock);
+ oldreg = oxygen_read8(chip, OXYGEN_ADC_MONITOR);
+ if ((!!value->value.integer.value[0] ^ !!invert) != 0)
+ newreg = oldreg | bit;
+ else
+ newreg = oldreg & ~bit;
+ changed = newreg != oldreg;
+ if (changed)
+ oxygen_write8(chip, OXYGEN_ADC_MONITOR, newreg);
+ spin_unlock_irq(&chip->reg_lock);
+ return changed;
+}
+
+static int ac97_switch_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int codec = (ctl->private_value >> 24) & 1;
+ unsigned int index = ctl->private_value & 0xff;
+ unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
+ int invert = ctl->private_value & (1 << 16);
+ u16 reg;
+
+ mutex_lock(&chip->mutex);
+ reg = oxygen_read_ac97(chip, codec, index);
+ mutex_unlock(&chip->mutex);
+ if (!(reg & (1 << bitnr)) ^ !invert)
+ value->value.integer.value[0] = 1;
+ else
+ value->value.integer.value[0] = 0;
+ return 0;
+}
+
+static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
+{
+ unsigned int priv_idx;
+ u16 value;
+
+ if (!chip->controls[control])
+ return;
+ priv_idx = chip->controls[control]->private_value & 0xff;
+ value = oxygen_read_ac97(chip, 0, priv_idx);
+ if (!(value & 0x8000)) {
+ oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000);
+ if (chip->model.ac97_switch)
+ chip->model.ac97_switch(chip, priv_idx, 0x8000);
+ snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &chip->controls[control]->id);
+ }
+}
+
+static int ac97_switch_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int codec = (ctl->private_value >> 24) & 1;
+ unsigned int index = ctl->private_value & 0xff;
+ unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
+ int invert = ctl->private_value & (1 << 16);
+ u16 oldreg, newreg;
+ int change;
+
+ mutex_lock(&chip->mutex);
+ oldreg = oxygen_read_ac97(chip, codec, index);
+ newreg = oldreg;
+ if (!value->value.integer.value[0] ^ !invert)
+ newreg |= 1 << bitnr;
+ else
+ newreg &= ~(1 << bitnr);
+ change = newreg != oldreg;
+ if (change) {
+ oxygen_write_ac97(chip, codec, index, newreg);
+ if (codec == 0 && chip->model.ac97_switch)
+ chip->model.ac97_switch(chip, index, newreg & 0x8000);
+ if (index == AC97_LINE) {
+ oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
+ newreg & 0x8000 ?
+ CM9780_GPO0 : 0, CM9780_GPO0);
+ if (!(newreg & 0x8000)) {
+ mute_ac97_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH);
+ mute_ac97_ctl(chip, CONTROL_CD_CAPTURE_SWITCH);
+ mute_ac97_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH);
+ }
+ } else if ((index == AC97_MIC || index == AC97_CD ||
+ index == AC97_VIDEO || index == AC97_AUX) &&
+ bitnr == 15 && !(newreg & 0x8000)) {
+ mute_ac97_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH);
+ oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
+ CM9780_GPO0, CM9780_GPO0);
+ }
+ }
+ mutex_unlock(&chip->mutex);
+ return change;
+}
+
+static int ac97_volume_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ int stereo = (ctl->private_value >> 16) & 1;
+
+ info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ info->count = stereo ? 2 : 1;
+ info->value.integer.min = 0;
+ info->value.integer.max = 0x1f;
+ return 0;
+}
+
+static int ac97_volume_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int codec = (ctl->private_value >> 24) & 1;
+ int stereo = (ctl->private_value >> 16) & 1;
+ unsigned int index = ctl->private_value & 0xff;
+ u16 reg;
+
+ mutex_lock(&chip->mutex);
+ reg = oxygen_read_ac97(chip, codec, index);
+ mutex_unlock(&chip->mutex);
+ if (!stereo) {
+ value->value.integer.value[0] = 31 - (reg & 0x1f);
+ } else {
+ value->value.integer.value[0] = 31 - ((reg >> 8) & 0x1f);
+ value->value.integer.value[1] = 31 - (reg & 0x1f);
+ }
+ return 0;
+}
+
+static int ac97_volume_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int codec = (ctl->private_value >> 24) & 1;
+ int stereo = (ctl->private_value >> 16) & 1;
+ unsigned int index = ctl->private_value & 0xff;
+ u16 oldreg, newreg;
+ int change;
+
+ mutex_lock(&chip->mutex);
+ oldreg = oxygen_read_ac97(chip, codec, index);
+ if (!stereo) {
+ newreg = oldreg & ~0x1f;
+ newreg |= 31 - (value->value.integer.value[0] & 0x1f);
+ } else {
+ newreg = oldreg & ~0x1f1f;
+ newreg |= (31 - (value->value.integer.value[0] & 0x1f)) << 8;
+ newreg |= 31 - (value->value.integer.value[1] & 0x1f);
+ }
+ change = newreg != oldreg;
+ if (change)
+ oxygen_write_ac97(chip, codec, index, newreg);
+ mutex_unlock(&chip->mutex);
+ return change;
+}
+
+static int mic_fmic_source_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ static const char *const names[] = { "Mic Jack", "Front Panel" };
+
+ return snd_ctl_enum_info(info, 1, 2, names);
+}
+
+static int mic_fmic_source_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+
+ mutex_lock(&chip->mutex);
+ value->value.enumerated.item[0] =
+ !!(oxygen_read_ac97(chip, 0, CM9780_JACK) & CM9780_FMIC2MIC);
+ mutex_unlock(&chip->mutex);
+ return 0;
+}
+
+static int mic_fmic_source_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u16 oldreg, newreg;
+ int change;
+
+ mutex_lock(&chip->mutex);
+ oldreg = oxygen_read_ac97(chip, 0, CM9780_JACK);
+ if (value->value.enumerated.item[0])
+ newreg = oldreg | CM9780_FMIC2MIC;
+ else
+ newreg = oldreg & ~CM9780_FMIC2MIC;
+ change = newreg != oldreg;
+ if (change)
+ oxygen_write_ac97(chip, 0, CM9780_JACK, newreg);
+ mutex_unlock(&chip->mutex);
+ return change;
+}
+
+static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ info->count = 2;
+ info->value.integer.min = 0;
+ info->value.integer.max = 7;
+ return 0;
+}
+
+static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u16 reg;
+
+ mutex_lock(&chip->mutex);
+ reg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
+ mutex_unlock(&chip->mutex);
+ value->value.integer.value[0] = reg & 7;
+ value->value.integer.value[1] = (reg >> 8) & 7;
+ return 0;
+}
+
+static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ u16 oldreg, newreg;
+ int change;
+
+ mutex_lock(&chip->mutex);
+ oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
+ newreg = oldreg & ~0x0707;
+ newreg = newreg | (value->value.integer.value[0] & 7);
+ newreg = newreg | ((value->value.integer.value[0] & 7) << 8);
+ change = newreg != oldreg;
+ if (change)
+ oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg);
+ mutex_unlock(&chip->mutex);
+ return change;
+}
+
+#define AC97_SWITCH(xname, codec, index, bitnr, invert) { \
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .info = snd_ctl_boolean_mono_info, \
+ .get = ac97_switch_get, \
+ .put = ac97_switch_put, \
+ .private_value = ((codec) << 24) | ((invert) << 16) | \
+ ((bitnr) << 8) | (index), \
+ }
+#define AC97_VOLUME(xname, codec, index, stereo) { \
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+ .info = ac97_volume_info, \
+ .get = ac97_volume_get, \
+ .put = ac97_volume_put, \
+ .tlv = { .p = ac97_db_scale, }, \
+ .private_value = ((codec) << 24) | ((stereo) << 16) | (index), \
+ }
+
+static DECLARE_TLV_DB_SCALE(monitor_db_scale, -600, 600, 0);
+static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
+static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
+
+static const struct snd_kcontrol_new controls[] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Master Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+ .info = dac_volume_info,
+ .get = dac_volume_get,
+ .put = dac_volume_put,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Master Playback Switch",
+ .info = snd_ctl_boolean_mono_info,
+ .get = dac_mute_get,
+ .put = dac_mute_put,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Stereo Upmixing",
+ .info = upmix_info,
+ .get = upmix_get,
+ .put = upmix_put,
+ },
+};
+
+static const struct snd_kcontrol_new spdif_output_controls[] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
+ .info = snd_ctl_boolean_mono_info,
+ .get = spdif_switch_get,
+ .put = spdif_switch_put,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .device = 1,
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
+ .info = spdif_info,
+ .get = spdif_default_get,
+ .put = spdif_default_put,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .device = 1,
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .info = spdif_info,
+ .get = spdif_mask_get,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .device = 1,
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_INACTIVE,
+ .info = spdif_info,
+ .get = spdif_pcm_get,
+ .put = spdif_pcm_put,
+ },
+};
+
+static const struct snd_kcontrol_new spdif_input_controls[] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .device = 1,
+ .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .info = spdif_info,
+ .get = spdif_input_mask_get,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .device = 1,
+ .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .info = spdif_info,
+ .get = spdif_input_default_get,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = SNDRV_CTL_NAME_IEC958("Loopback ", NONE, SWITCH),
+ .info = snd_ctl_boolean_mono_info,
+ .get = spdif_bit_switch_get,
+ .put = spdif_bit_switch_put,
+ .private_value = OXYGEN_SPDIF_LOOPBACK,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = SNDRV_CTL_NAME_IEC958("Validity Check ",CAPTURE,SWITCH),
+ .info = snd_ctl_boolean_mono_info,
+ .get = spdif_bit_switch_get,
+ .put = spdif_bit_switch_put,
+ .private_value = OXYGEN_SPDIF_SPDVALID,
+ },
+};
+
+static const struct {
+ unsigned int pcm_dev;
+ struct snd_kcontrol_new controls[2];
+} monitor_controls[] = {
+ {
+ .pcm_dev = CAPTURE_0_FROM_I2S_1,
+ .controls = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Switch",
+ .info = snd_ctl_boolean_mono_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_A,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = monitor_volume_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_A_HALF_VOL
+ | (1 << 8),
+ .tlv = { .p = monitor_db_scale, },
+ },
+ },
+ },
+ {
+ .pcm_dev = CAPTURE_0_FROM_I2S_2,
+ .controls = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Switch",
+ .info = snd_ctl_boolean_mono_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_B,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = monitor_volume_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
+ | (1 << 8),
+ .tlv = { .p = monitor_db_scale, },
+ },
+ },
+ },
+ {
+ .pcm_dev = CAPTURE_2_FROM_I2S_2,
+ .controls = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Switch",
+ .index = 1,
+ .info = snd_ctl_boolean_mono_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_B,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Volume",
+ .index = 1,
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = monitor_volume_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
+ | (1 << 8),
+ .tlv = { .p = monitor_db_scale, },
+ },
+ },
+ },
+ {
+ .pcm_dev = CAPTURE_3_FROM_I2S_3,
+ .controls = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Switch",
+ .index = 2,
+ .info = snd_ctl_boolean_mono_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_C,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Analog Input Monitor Playback Volume",
+ .index = 2,
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = monitor_volume_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
+ | (1 << 8),
+ .tlv = { .p = monitor_db_scale, },
+ },
+ },
+ },
+ {
+ .pcm_dev = CAPTURE_1_FROM_SPDIF,
+ .controls = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Digital Input Monitor Playback Switch",
+ .info = snd_ctl_boolean_mono_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_C,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Digital Input Monitor Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = monitor_volume_info,
+ .get = monitor_get,
+ .put = monitor_put,
+ .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
+ | (1 << 8),
+ .tlv = { .p = monitor_db_scale, },
+ },
+ },
+ },
+};
+
+static const struct snd_kcontrol_new ac97_controls[] = {
+ AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC, 0),
+ AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),
+ AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0),
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Mic Source Capture Enum",
+ .info = mic_fmic_source_info,
+ .get = mic_fmic_source_get,
+ .put = mic_fmic_source_put,
+ },
+ AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1),
+ AC97_VOLUME("CD Capture Volume", 0, AC97_CD, 1),
+ AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1),
+ AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX, 1),
+ AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1),
+};
+
+static const struct snd_kcontrol_new ac97_fp_controls[] = {
+ AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE, 1),
+ AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1),
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Front Panel Capture Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+ .info = ac97_fp_rec_volume_info,
+ .get = ac97_fp_rec_volume_get,
+ .put = ac97_fp_rec_volume_put,
+ .tlv = { .p = ac97_rec_db_scale, },
+ },
+ AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1),
+};
+
+static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
+{
+ struct oxygen *chip = ctl->private_data;
+ unsigned int i;
+
+ /* I'm too lazy to write a function for each control :-) */
+ for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
+ chip->controls[i] = NULL;
+}
+
+static int add_controls(struct oxygen *chip,
+ const struct snd_kcontrol_new controls[],
+ unsigned int count)
+{
+ static const char *const known_ctl_names[CONTROL_COUNT] = {
+ [CONTROL_SPDIF_PCM] =
+ SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
+ [CONTROL_SPDIF_INPUT_BITS] =
+ SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
+ [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch",
+ [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch",
+ [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch",
+ [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch",
+ };
+ unsigned int i;
+ struct snd_kcontrol_new template;
+ struct snd_kcontrol *ctl;
+ int j, err;
+
+ for (i = 0; i < count; ++i) {
+ template = controls[i];
+ if (chip->model.control_filter) {
+ err = chip->model.control_filter(&template);
+ if (err < 0)
+ return err;
+ if (err == 1)
+ continue;
+ }
+ if (!strcmp(template.name, "Stereo Upmixing") &&
+ chip->model.dac_channels_pcm == 2)
+ continue;
+ if (!strcmp(template.name, "Mic Source Capture Enum") &&
+ !(chip->model.device_config & AC97_FMIC_SWITCH))
+ continue;
+ if (!strncmp(template.name, "CD Capture ", 11) &&
+ !(chip->model.device_config & AC97_CD_INPUT))
+ continue;
+ if (!strcmp(template.name, "Master Playback Volume") &&
+ chip->model.dac_tlv) {
+ template.tlv.p = chip->model.dac_tlv;
+ template.access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
+ }
+ ctl = snd_ctl_new1(&template, chip);
+ if (!ctl)
+ return -ENOMEM;
+ err = snd_ctl_add(chip->card, ctl);
+ if (err < 0)
+ return err;
+ j = match_string(known_ctl_names, CONTROL_COUNT, ctl->id.name);
+ if (j >= 0) {
+ chip->controls[j] = ctl;
+ ctl->private_free = oxygen_any_ctl_free;
+ }
+ }
+ return 0;
+}
+
+int oxygen_mixer_init(struct oxygen *chip)
+{
+ unsigned int i;
+ int err;
+
+ err = add_controls(chip, controls, ARRAY_SIZE(controls));
+ if (err < 0)
+ return err;
+ if (chip->model.device_config & PLAYBACK_1_TO_SPDIF) {
+ err = add_controls(chip, spdif_output_controls,
+ ARRAY_SIZE(spdif_output_controls));
+ if (err < 0)
+ return err;
+ }
+ if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
+ err = add_controls(chip, spdif_input_controls,
+ ARRAY_SIZE(spdif_input_controls));
+ if (err < 0)
+ return err;
+ }
+ for (i = 0; i < ARRAY_SIZE(monitor_controls); ++i) {
+ if (!(chip->model.device_config & monitor_controls[i].pcm_dev))
+ continue;
+ err = add_controls(chip, monitor_controls[i].controls,
+ ARRAY_SIZE(monitor_controls[i].controls));
+ if (err < 0)
+ return err;
+ }
+ if (chip->has_ac97_0) {
+ err = add_controls(chip, ac97_controls,
+ ARRAY_SIZE(ac97_controls));
+ if (err < 0)
+ return err;
+ }
+ if (chip->has_ac97_1) {
+ err = add_controls(chip, ac97_fp_controls,
+ ARRAY_SIZE(ac97_fp_controls));
+ if (err < 0)
+ return err;
+ }
+ return chip->model.mixer_init ? chip->model.mixer_init(chip) : 0;
+}