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-rw-r--r--sound/drivers/vx/vx_mixer.c1005
1 files changed, 1005 insertions, 0 deletions
diff --git a/sound/drivers/vx/vx_mixer.c b/sound/drivers/vx/vx_mixer.c
new file mode 100644
index 000000000..98a41ac40
--- /dev/null
+++ b/sound/drivers/vx/vx_mixer.c
@@ -0,0 +1,1005 @@
+/*
+ * Driver for Digigram VX soundcards
+ *
+ * Common mixer part
+ *
+ * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include <sound/vx_core.h>
+#include "vx_cmd.h"
+
+
+/*
+ * write a codec data (24bit)
+ */
+static void vx_write_codec_reg(struct vx_core *chip, int codec, unsigned int data)
+{
+ if (snd_BUG_ON(!chip->ops->write_codec))
+ return;
+
+ if (chip->chip_status & VX_STAT_IS_STALE)
+ return;
+
+ mutex_lock(&chip->lock);
+ chip->ops->write_codec(chip, codec, data);
+ mutex_unlock(&chip->lock);
+}
+
+/*
+ * Data type used to access the Codec
+ */
+union vx_codec_data {
+ u32 l;
+#ifdef SNDRV_BIG_ENDIAN
+ struct w {
+ u16 h;
+ u16 l;
+ } w;
+ struct b {
+ u8 hh;
+ u8 mh;
+ u8 ml;
+ u8 ll;
+ } b;
+#else /* LITTLE_ENDIAN */
+ struct w {
+ u16 l;
+ u16 h;
+ } w;
+ struct b {
+ u8 ll;
+ u8 ml;
+ u8 mh;
+ u8 hh;
+ } b;
+#endif
+};
+
+#define SET_CDC_DATA_SEL(di,s) ((di).b.mh = (u8) (s))
+#define SET_CDC_DATA_REG(di,r) ((di).b.ml = (u8) (r))
+#define SET_CDC_DATA_VAL(di,d) ((di).b.ll = (u8) (d))
+#define SET_CDC_DATA_INIT(di) ((di).l = 0L, SET_CDC_DATA_SEL(di,XX_CODEC_SELECTOR))
+
+/*
+ * set up codec register and write the value
+ * @codec: the codec id, 0 or 1
+ * @reg: register index
+ * @val: data value
+ */
+static void vx_set_codec_reg(struct vx_core *chip, int codec, int reg, int val)
+{
+ union vx_codec_data data;
+ /* DAC control register */
+ SET_CDC_DATA_INIT(data);
+ SET_CDC_DATA_REG(data, reg);
+ SET_CDC_DATA_VAL(data, val);
+ vx_write_codec_reg(chip, codec, data.l);
+}
+
+
+/*
+ * vx_set_analog_output_level - set the output attenuation level
+ * @codec: the output codec, 0 or 1. (1 for VXP440 only)
+ * @left: left output level, 0 = mute
+ * @right: right output level
+ */
+static void vx_set_analog_output_level(struct vx_core *chip, int codec, int left, int right)
+{
+ left = chip->hw->output_level_max - left;
+ right = chip->hw->output_level_max - right;
+
+ if (chip->ops->akm_write) {
+ chip->ops->akm_write(chip, XX_CODEC_LEVEL_LEFT_REGISTER, left);
+ chip->ops->akm_write(chip, XX_CODEC_LEVEL_RIGHT_REGISTER, right);
+ } else {
+ /* convert to attenuation level: 0 = 0dB (max), 0xe3 = -113.5 dB (min) */
+ vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_LEFT_REGISTER, left);
+ vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_RIGHT_REGISTER, right);
+ }
+}
+
+
+/*
+ * vx_toggle_dac_mute - mute/unmute DAC
+ * @mute: 0 = unmute, 1 = mute
+ */
+
+#define DAC_ATTEN_MIN 0x08
+#define DAC_ATTEN_MAX 0x38
+
+void vx_toggle_dac_mute(struct vx_core *chip, int mute)
+{
+ unsigned int i;
+ for (i = 0; i < chip->hw->num_codecs; i++) {
+ if (chip->ops->akm_write)
+ chip->ops->akm_write(chip, XX_CODEC_DAC_CONTROL_REGISTER, mute); /* XXX */
+ else
+ vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER,
+ mute ? DAC_ATTEN_MAX : DAC_ATTEN_MIN);
+ }
+}
+
+/*
+ * vx_reset_codec - reset and initialize the codecs
+ */
+void vx_reset_codec(struct vx_core *chip, int cold_reset)
+{
+ unsigned int i;
+ int port = chip->type >= VX_TYPE_VXPOCKET ? 0x75 : 0x65;
+
+ chip->ops->reset_codec(chip);
+
+ /* AKM codecs should be initialized in reset_codec callback */
+ if (! chip->ops->akm_write) {
+ /* initialize old codecs */
+ for (i = 0; i < chip->hw->num_codecs; i++) {
+ /* DAC control register (change level when zero crossing + mute) */
+ vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, DAC_ATTEN_MAX);
+ /* ADC control register */
+ vx_set_codec_reg(chip, i, XX_CODEC_ADC_CONTROL_REGISTER, 0x00);
+ /* Port mode register */
+ vx_set_codec_reg(chip, i, XX_CODEC_PORT_MODE_REGISTER, port);
+ /* Clock control register */
+ vx_set_codec_reg(chip, i, XX_CODEC_CLOCK_CONTROL_REGISTER, 0x00);
+ }
+ }
+
+ /* mute analog output */
+ for (i = 0; i < chip->hw->num_codecs; i++) {
+ chip->output_level[i][0] = 0;
+ chip->output_level[i][1] = 0;
+ vx_set_analog_output_level(chip, i, 0, 0);
+ }
+}
+
+/*
+ * change the audio input source
+ * @src: the target source (VX_AUDIO_SRC_XXX)
+ */
+static void vx_change_audio_source(struct vx_core *chip, int src)
+{
+ if (chip->chip_status & VX_STAT_IS_STALE)
+ return;
+
+ mutex_lock(&chip->lock);
+ chip->ops->change_audio_source(chip, src);
+ mutex_unlock(&chip->lock);
+}
+
+
+/*
+ * change the audio source if necessary and possible
+ * returns 1 if the source is actually changed.
+ */
+int vx_sync_audio_source(struct vx_core *chip)
+{
+ if (chip->audio_source_target == chip->audio_source ||
+ chip->pcm_running)
+ return 0;
+ vx_change_audio_source(chip, chip->audio_source_target);
+ chip->audio_source = chip->audio_source_target;
+ return 1;
+}
+
+
+/*
+ * audio level, mute, monitoring
+ */
+struct vx_audio_level {
+ unsigned int has_level: 1;
+ unsigned int has_monitor_level: 1;
+ unsigned int has_mute: 1;
+ unsigned int has_monitor_mute: 1;
+ unsigned int mute;
+ unsigned int monitor_mute;
+ short level;
+ short monitor_level;
+};
+
+static int vx_adjust_audio_level(struct vx_core *chip, int audio, int capture,
+ struct vx_audio_level *info)
+{
+ struct vx_rmh rmh;
+
+ if (chip->chip_status & VX_STAT_IS_STALE)
+ return -EBUSY;
+
+ vx_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST);
+ if (capture)
+ rmh.Cmd[0] |= COMMAND_RECORD_MASK;
+ /* Add Audio IO mask */
+ rmh.Cmd[1] = 1 << audio;
+ rmh.Cmd[2] = 0;
+ if (info->has_level) {
+ rmh.Cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL;
+ rmh.Cmd[2] |= info->level;
+ }
+ if (info->has_monitor_level) {
+ rmh.Cmd[0] |= VALID_AUDIO_IO_MONITORING_LEVEL;
+ rmh.Cmd[2] |= ((unsigned int)info->monitor_level << 10);
+ }
+ if (info->has_mute) {
+ rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_LEVEL;
+ if (info->mute)
+ rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_LEVEL;
+ }
+ if (info->has_monitor_mute) {
+ /* validate flag for M2 at least to unmute it */
+ rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_MONITORING_1 | VALID_AUDIO_IO_MUTE_MONITORING_2;
+ if (info->monitor_mute)
+ rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_MONITORING_1;
+ }
+
+ return vx_send_msg(chip, &rmh);
+}
+
+
+#if 0 // not used
+static int vx_read_audio_level(struct vx_core *chip, int audio, int capture,
+ struct vx_audio_level *info)
+{
+ int err;
+ struct vx_rmh rmh;
+
+ memset(info, 0, sizeof(*info));
+ vx_init_rmh(&rmh, CMD_GET_AUDIO_LEVELS);
+ if (capture)
+ rmh.Cmd[0] |= COMMAND_RECORD_MASK;
+ /* Add Audio IO mask */
+ rmh.Cmd[1] = 1 << audio;
+ err = vx_send_msg(chip, &rmh);
+ if (err < 0)
+ return err;
+ info.level = rmh.Stat[0] & MASK_DSP_WORD_LEVEL;
+ info.monitor_level = (rmh.Stat[0] >> 10) & MASK_DSP_WORD_LEVEL;
+ info.mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_LEVEL) ? 1 : 0;
+ info.monitor_mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_MONITORING_1) ? 1 : 0;
+ return 0;
+}
+#endif // not used
+
+/*
+ * set the monitoring level and mute state of the given audio
+ * no more static, because must be called from vx_pcm to demute monitoring
+ */
+int vx_set_monitor_level(struct vx_core *chip, int audio, int level, int active)
+{
+ struct vx_audio_level info;
+
+ memset(&info, 0, sizeof(info));
+ info.has_monitor_level = 1;
+ info.monitor_level = level;
+ info.has_monitor_mute = 1;
+ info.monitor_mute = !active;
+ chip->audio_monitor[audio] = level;
+ chip->audio_monitor_active[audio] = active;
+ return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */
+}
+
+
+/*
+ * set the mute status of the given audio
+ */
+static int vx_set_audio_switch(struct vx_core *chip, int audio, int active)
+{
+ struct vx_audio_level info;
+
+ memset(&info, 0, sizeof(info));
+ info.has_mute = 1;
+ info.mute = !active;
+ chip->audio_active[audio] = active;
+ return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */
+}
+
+/*
+ * set the mute status of the given audio
+ */
+static int vx_set_audio_gain(struct vx_core *chip, int audio, int capture, int level)
+{
+ struct vx_audio_level info;
+
+ memset(&info, 0, sizeof(info));
+ info.has_level = 1;
+ info.level = level;
+ chip->audio_gain[capture][audio] = level;
+ return vx_adjust_audio_level(chip, audio, capture, &info);
+}
+
+/*
+ * reset all audio levels
+ */
+static void vx_reset_audio_levels(struct vx_core *chip)
+{
+ unsigned int i, c;
+ struct vx_audio_level info;
+
+ memset(chip->audio_gain, 0, sizeof(chip->audio_gain));
+ memset(chip->audio_active, 0, sizeof(chip->audio_active));
+ memset(chip->audio_monitor, 0, sizeof(chip->audio_monitor));
+ memset(chip->audio_monitor_active, 0, sizeof(chip->audio_monitor_active));
+
+ for (c = 0; c < 2; c++) {
+ for (i = 0; i < chip->hw->num_ins * 2; i++) {
+ memset(&info, 0, sizeof(info));
+ if (c == 0) {
+ info.has_monitor_level = 1;
+ info.has_mute = 1;
+ info.has_monitor_mute = 1;
+ }
+ info.has_level = 1;
+ info.level = CVAL_0DB; /* default: 0dB */
+ vx_adjust_audio_level(chip, i, c, &info);
+ chip->audio_gain[c][i] = CVAL_0DB;
+ chip->audio_monitor[i] = CVAL_0DB;
+ }
+ }
+}
+
+
+/*
+ * VU, peak meter record
+ */
+
+#define VU_METER_CHANNELS 2
+
+struct vx_vu_meter {
+ int saturated;
+ int vu_level;
+ int peak_level;
+};
+
+/*
+ * get the VU and peak meter values
+ * @audio: the audio index
+ * @capture: 0 = playback, 1 = capture operation
+ * @info: the array of vx_vu_meter records (size = 2).
+ */
+static int vx_get_audio_vu_meter(struct vx_core *chip, int audio, int capture, struct vx_vu_meter *info)
+{
+ struct vx_rmh rmh;
+ int i, err;
+
+ if (chip->chip_status & VX_STAT_IS_STALE)
+ return -EBUSY;
+
+ vx_init_rmh(&rmh, CMD_AUDIO_VU_PIC_METER);
+ rmh.LgStat += 2 * VU_METER_CHANNELS;
+ if (capture)
+ rmh.Cmd[0] |= COMMAND_RECORD_MASK;
+
+ /* Add Audio IO mask */
+ rmh.Cmd[1] = 0;
+ for (i = 0; i < VU_METER_CHANNELS; i++)
+ rmh.Cmd[1] |= 1 << (audio + i);
+ err = vx_send_msg(chip, &rmh);
+ if (err < 0)
+ return err;
+ /* Read response */
+ for (i = 0; i < 2 * VU_METER_CHANNELS; i +=2) {
+ info->saturated = (rmh.Stat[0] & (1 << (audio + i))) ? 1 : 0;
+ info->vu_level = rmh.Stat[i + 1];
+ info->peak_level = rmh.Stat[i + 2];
+ info++;
+ }
+ return 0;
+}
+
+
+/*
+ * control API entries
+ */
+
+/*
+ * output level control
+ */
+static int vx_output_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = chip->hw->output_level_max;
+ return 0;
+}
+
+static int vx_output_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int codec = kcontrol->id.index;
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->output_level[codec][0];
+ ucontrol->value.integer.value[1] = chip->output_level[codec][1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int codec = kcontrol->id.index;
+ unsigned int val[2], vmax;
+
+ vmax = chip->hw->output_level_max;
+ val[0] = ucontrol->value.integer.value[0];
+ val[1] = ucontrol->value.integer.value[1];
+ if (val[0] > vmax || val[1] > vmax)
+ return -EINVAL;
+ mutex_lock(&chip->mixer_mutex);
+ if (val[0] != chip->output_level[codec][0] ||
+ val[1] != chip->output_level[codec][1]) {
+ vx_set_analog_output_level(chip, codec, val[0], val[1]);
+ chip->output_level[codec][0] = val[0];
+ chip->output_level[codec][1] = val[1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_output_level = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ .name = "Master Playback Volume",
+ .info = vx_output_level_info,
+ .get = vx_output_level_get,
+ .put = vx_output_level_put,
+ /* tlv will be filled later */
+};
+
+/*
+ * audio source select
+ */
+static int vx_audio_src_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts_mic[3] = {
+ "Digital", "Line", "Mic"
+ };
+ static const char * const texts_vx2[2] = {
+ "Digital", "Analog"
+ };
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+
+ if (chip->type >= VX_TYPE_VXPOCKET)
+ return snd_ctl_enum_info(uinfo, 1, 3, texts_mic);
+ else
+ return snd_ctl_enum_info(uinfo, 1, 2, texts_vx2);
+}
+
+static int vx_audio_src_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ ucontrol->value.enumerated.item[0] = chip->audio_source_target;
+ return 0;
+}
+
+static int vx_audio_src_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+
+ if (chip->type >= VX_TYPE_VXPOCKET) {
+ if (ucontrol->value.enumerated.item[0] > 2)
+ return -EINVAL;
+ } else {
+ if (ucontrol->value.enumerated.item[0] > 1)
+ return -EINVAL;
+ }
+ mutex_lock(&chip->mixer_mutex);
+ if (chip->audio_source_target != ucontrol->value.enumerated.item[0]) {
+ chip->audio_source_target = ucontrol->value.enumerated.item[0];
+ vx_sync_audio_source(chip);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_audio_src = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Capture Source",
+ .info = vx_audio_src_info,
+ .get = vx_audio_src_get,
+ .put = vx_audio_src_put,
+};
+
+/*
+ * clock mode selection
+ */
+static int vx_clock_mode_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ static const char * const texts[3] = {
+ "Auto", "Internal", "External"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 3, texts);
+}
+
+static int vx_clock_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ ucontrol->value.enumerated.item[0] = chip->clock_mode;
+ return 0;
+}
+
+static int vx_clock_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+
+ if (ucontrol->value.enumerated.item[0] > 2)
+ return -EINVAL;
+ mutex_lock(&chip->mixer_mutex);
+ if (chip->clock_mode != ucontrol->value.enumerated.item[0]) {
+ chip->clock_mode = ucontrol->value.enumerated.item[0];
+ vx_set_clock(chip, chip->freq);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_clock_mode = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Clock Mode",
+ .info = vx_clock_mode_info,
+ .get = vx_clock_mode_get,
+ .put = vx_clock_mode_put,
+};
+
+/*
+ * Audio Gain
+ */
+static int vx_audio_gain_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = CVAL_MAX;
+ return 0;
+}
+
+static int vx_audio_gain_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+ int capture = (kcontrol->private_value >> 8) & 1;
+
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->audio_gain[capture][audio];
+ ucontrol->value.integer.value[1] = chip->audio_gain[capture][audio+1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_audio_gain_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+ int capture = (kcontrol->private_value >> 8) & 1;
+ unsigned int val[2];
+
+ val[0] = ucontrol->value.integer.value[0];
+ val[1] = ucontrol->value.integer.value[1];
+ if (val[0] > CVAL_MAX || val[1] > CVAL_MAX)
+ return -EINVAL;
+ mutex_lock(&chip->mixer_mutex);
+ if (val[0] != chip->audio_gain[capture][audio] ||
+ val[1] != chip->audio_gain[capture][audio+1]) {
+ vx_set_audio_gain(chip, audio, capture, val[0]);
+ vx_set_audio_gain(chip, audio+1, capture, val[1]);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_audio_monitor_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->audio_monitor[audio];
+ ucontrol->value.integer.value[1] = chip->audio_monitor[audio+1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_audio_monitor_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+ unsigned int val[2];
+
+ val[0] = ucontrol->value.integer.value[0];
+ val[1] = ucontrol->value.integer.value[1];
+ if (val[0] > CVAL_MAX || val[1] > CVAL_MAX)
+ return -EINVAL;
+
+ mutex_lock(&chip->mixer_mutex);
+ if (val[0] != chip->audio_monitor[audio] ||
+ val[1] != chip->audio_monitor[audio+1]) {
+ vx_set_monitor_level(chip, audio, val[0],
+ chip->audio_monitor_active[audio]);
+ vx_set_monitor_level(chip, audio+1, val[1],
+ chip->audio_monitor_active[audio+1]);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+#define vx_audio_sw_info snd_ctl_boolean_stereo_info
+
+static int vx_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->audio_active[audio];
+ ucontrol->value.integer.value[1] = chip->audio_active[audio+1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_audio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+
+ mutex_lock(&chip->mixer_mutex);
+ if (ucontrol->value.integer.value[0] != chip->audio_active[audio] ||
+ ucontrol->value.integer.value[1] != chip->audio_active[audio+1]) {
+ vx_set_audio_switch(chip, audio,
+ !!ucontrol->value.integer.value[0]);
+ vx_set_audio_switch(chip, audio+1,
+ !!ucontrol->value.integer.value[1]);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_monitor_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->audio_monitor_active[audio];
+ ucontrol->value.integer.value[1] = chip->audio_monitor_active[audio+1];
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_monitor_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ int audio = kcontrol->private_value & 0xff;
+
+ mutex_lock(&chip->mixer_mutex);
+ if (ucontrol->value.integer.value[0] != chip->audio_monitor_active[audio] ||
+ ucontrol->value.integer.value[1] != chip->audio_monitor_active[audio+1]) {
+ vx_set_monitor_level(chip, audio, chip->audio_monitor[audio],
+ !!ucontrol->value.integer.value[0]);
+ vx_set_monitor_level(chip, audio+1, chip->audio_monitor[audio+1],
+ !!ucontrol->value.integer.value[1]);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(db_scale_audio_gain, -10975, 25, 0);
+
+static const struct snd_kcontrol_new vx_control_audio_gain = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ /* name will be filled later */
+ .info = vx_audio_gain_info,
+ .get = vx_audio_gain_get,
+ .put = vx_audio_gain_put,
+ .tlv = { .p = db_scale_audio_gain },
+};
+static const struct snd_kcontrol_new vx_control_output_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "PCM Playback Switch",
+ .info = vx_audio_sw_info,
+ .get = vx_audio_sw_get,
+ .put = vx_audio_sw_put
+};
+static const struct snd_kcontrol_new vx_control_monitor_gain = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Monitoring Volume",
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ .info = vx_audio_gain_info, /* shared */
+ .get = vx_audio_monitor_get,
+ .put = vx_audio_monitor_put,
+ .tlv = { .p = db_scale_audio_gain },
+};
+static const struct snd_kcontrol_new vx_control_monitor_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Monitoring Switch",
+ .info = vx_audio_sw_info, /* shared */
+ .get = vx_monitor_sw_get,
+ .put = vx_monitor_sw_put
+};
+
+
+/*
+ * IEC958 status bits
+ */
+static int vx_iec958_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ uinfo->count = 1;
+ return 0;
+}
+
+static int vx_iec958_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+
+ mutex_lock(&chip->mixer_mutex);
+ ucontrol->value.iec958.status[0] = (chip->uer_bits >> 0) & 0xff;
+ ucontrol->value.iec958.status[1] = (chip->uer_bits >> 8) & 0xff;
+ ucontrol->value.iec958.status[2] = (chip->uer_bits >> 16) & 0xff;
+ ucontrol->value.iec958.status[3] = (chip->uer_bits >> 24) & 0xff;
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static int vx_iec958_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.iec958.status[0] = 0xff;
+ ucontrol->value.iec958.status[1] = 0xff;
+ ucontrol->value.iec958.status[2] = 0xff;
+ ucontrol->value.iec958.status[3] = 0xff;
+ return 0;
+}
+
+static int vx_iec958_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ unsigned int val;
+
+ val = (ucontrol->value.iec958.status[0] << 0) |
+ (ucontrol->value.iec958.status[1] << 8) |
+ (ucontrol->value.iec958.status[2] << 16) |
+ (ucontrol->value.iec958.status[3] << 24);
+ mutex_lock(&chip->mixer_mutex);
+ if (chip->uer_bits != val) {
+ chip->uer_bits = val;
+ vx_set_iec958_status(chip, val);
+ mutex_unlock(&chip->mixer_mutex);
+ return 1;
+ }
+ mutex_unlock(&chip->mixer_mutex);
+ return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_iec958_mask = {
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
+ .info = vx_iec958_info, /* shared */
+ .get = vx_iec958_mask_get,
+};
+
+static const struct snd_kcontrol_new vx_control_iec958 = {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
+ .info = vx_iec958_info,
+ .get = vx_iec958_get,
+ .put = vx_iec958_put
+};
+
+
+/*
+ * VU meter
+ */
+
+#define METER_MAX 0xff
+#define METER_SHIFT 16
+
+static int vx_vu_meter_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = METER_MAX;
+ return 0;
+}
+
+static int vx_vu_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ struct vx_vu_meter meter[2];
+ int audio = kcontrol->private_value & 0xff;
+ int capture = (kcontrol->private_value >> 8) & 1;
+
+ vx_get_audio_vu_meter(chip, audio, capture, meter);
+ ucontrol->value.integer.value[0] = meter[0].vu_level >> METER_SHIFT;
+ ucontrol->value.integer.value[1] = meter[1].vu_level >> METER_SHIFT;
+ return 0;
+}
+
+static int vx_peak_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ struct vx_vu_meter meter[2];
+ int audio = kcontrol->private_value & 0xff;
+ int capture = (kcontrol->private_value >> 8) & 1;
+
+ vx_get_audio_vu_meter(chip, audio, capture, meter);
+ ucontrol->value.integer.value[0] = meter[0].peak_level >> METER_SHIFT;
+ ucontrol->value.integer.value[1] = meter[1].peak_level >> METER_SHIFT;
+ return 0;
+}
+
+#define vx_saturation_info snd_ctl_boolean_stereo_info
+
+static int vx_saturation_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct vx_core *chip = snd_kcontrol_chip(kcontrol);
+ struct vx_vu_meter meter[2];
+ int audio = kcontrol->private_value & 0xff;
+
+ vx_get_audio_vu_meter(chip, audio, 1, meter); /* capture only */
+ ucontrol->value.integer.value[0] = meter[0].saturated;
+ ucontrol->value.integer.value[1] = meter[1].saturated;
+ return 0;
+}
+
+static const struct snd_kcontrol_new vx_control_vu_meter = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
+ /* name will be filled later */
+ .info = vx_vu_meter_info,
+ .get = vx_vu_meter_get,
+};
+
+static const struct snd_kcontrol_new vx_control_peak_meter = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
+ /* name will be filled later */
+ .info = vx_vu_meter_info, /* shared */
+ .get = vx_peak_meter_get,
+};
+
+static const struct snd_kcontrol_new vx_control_saturation = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Input Saturation",
+ .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
+ .info = vx_saturation_info,
+ .get = vx_saturation_get,
+};
+
+
+
+/*
+ *
+ */
+
+int snd_vx_mixer_new(struct vx_core *chip)
+{
+ unsigned int i, c;
+ int err;
+ struct snd_kcontrol_new temp;
+ struct snd_card *card = chip->card;
+ char name[32];
+
+ strcpy(card->mixername, card->driver);
+
+ /* output level controls */
+ for (i = 0; i < chip->hw->num_outs; i++) {
+ temp = vx_control_output_level;
+ temp.index = i;
+ temp.tlv.p = chip->hw->output_level_db_scale;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ }
+
+ /* PCM volumes, switches, monitoring */
+ for (i = 0; i < chip->hw->num_outs; i++) {
+ int val = i * 2;
+ temp = vx_control_audio_gain;
+ temp.index = i;
+ temp.name = "PCM Playback Volume";
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ temp = vx_control_output_switch;
+ temp.index = i;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ temp = vx_control_monitor_gain;
+ temp.index = i;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ temp = vx_control_monitor_switch;
+ temp.index = i;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ }
+ for (i = 0; i < chip->hw->num_outs; i++) {
+ temp = vx_control_audio_gain;
+ temp.index = i;
+ temp.name = "PCM Capture Volume";
+ temp.private_value = (i * 2) | (1 << 8);
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ }
+
+ /* Audio source */
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_audio_src, chip))) < 0)
+ return err;
+ /* clock mode */
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_clock_mode, chip))) < 0)
+ return err;
+ /* IEC958 controls */
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958_mask, chip))) < 0)
+ return err;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958, chip))) < 0)
+ return err;
+ /* VU, peak, saturation meters */
+ for (c = 0; c < 2; c++) {
+ static char *dir[2] = { "Output", "Input" };
+ for (i = 0; i < chip->hw->num_ins; i++) {
+ int val = (i * 2) | (c << 8);
+ if (c == 1) {
+ temp = vx_control_saturation;
+ temp.index = i;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ }
+ sprintf(name, "%s VU Meter", dir[c]);
+ temp = vx_control_vu_meter;
+ temp.index = i;
+ temp.name = name;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ sprintf(name, "%s Peak Meter", dir[c]);
+ temp = vx_control_peak_meter;
+ temp.index = i;
+ temp.name = name;
+ temp.private_value = val;
+ if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ }
+ }
+ vx_reset_audio_levels(chip);
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 11:05:00 +0000