ALSA: oxygen: Xonar DG(X): move the mixer code into another file

Moving the mixer code away makes things easier. The mixer
will control the driver, so the functions of the
driver need to be non-static.

Signed-off-by: Roman Volkov <v1ron@mail.ru>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

1 files changed, 381 insertions, 0 deletions

diff --git a/sound/pci/oxygen/xonar_dg_mixer.c b/sound/pci/oxygen/xonar_dg_mixer.c
new file mode 100644
index 000000000000..a2cd0d31ac77
--- /dev/null
+++ b/sound/pci/oxygen/xonar_dg_mixer.c
@@ -0,0 +1,381 @@
+/*
+ * Mixer controls for the Xonar DG/DGX
+ *
+ * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
+ * Copyright (c) Roman Volkov <v1ron@mail.ru>
+ *
+ *  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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <sound/control.h>
+#include <sound/core.h>
+#include <sound/info.h>
+#include <sound/pcm.h>
+#include <sound/tlv.h>
+#include "oxygen.h"
+#include "xonar_dg.h"
+#include "cs4245.h"
+
+static int output_switch_info(struct snd_kcontrol *ctl,
+			      struct snd_ctl_elem_info *info)
+{
+	static const char *const names[3] = {
+		"Speakers", "Headphones", "FP Headphones"
+	};
+
+	return snd_ctl_enum_info(info, 1, 3, names);
+}
+
+static int output_switch_get(struct snd_kcontrol *ctl,
+			     struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+
+	mutex_lock(&chip->mutex);
+	value->value.enumerated.item[0] = data->output_sel;
+	mutex_unlock(&chip->mutex);
+	return 0;
+}
+
+static int output_switch_put(struct snd_kcontrol *ctl,
+			     struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	u8 reg;
+	int changed;
+
+	if (value->value.enumerated.item[0] > 2)
+		return -EINVAL;
+
+	mutex_lock(&chip->mutex);
+	changed = value->value.enumerated.item[0] != data->output_sel;
+	if (changed) {
+		data->output_sel = value->value.enumerated.item[0];
+
+		reg = data->cs4245_shadow[CS4245_SIGNAL_SEL] &
+						~CS4245_A_OUT_SEL_MASK;
+		reg |= data->output_sel == 2 ?
+				CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
+		cs4245_write_cached(chip, CS4245_SIGNAL_SEL, reg);
+
+		cs4245_write_cached(chip, CS4245_DAC_A_CTRL,
+				    data->output_sel ? data->hp_vol_att : 0);
+		cs4245_write_cached(chip, CS4245_DAC_B_CTRL,
+				    data->output_sel ? data->hp_vol_att : 0);
+
+		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
+				      data->output_sel == 1 ? GPIO_HP_REAR : 0,
+				      GPIO_HP_REAR);
+	}
+	mutex_unlock(&chip->mutex);
+	return changed;
+}
+
+static int hp_volume_offset_info(struct snd_kcontrol *ctl,
+				 struct snd_ctl_elem_info *info)
+{
+	static const char *const names[3] = {
+		"< 64 ohms", "64-150 ohms", "150-300 ohms"
+	};
+
+	return snd_ctl_enum_info(info, 1, 3, names);
+}
+
+static int hp_volume_offset_get(struct snd_kcontrol *ctl,
+				struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+
+	mutex_lock(&chip->mutex);
+	if (data->hp_vol_att > 2 * 7)
+		value->value.enumerated.item[0] = 0;
+	else if (data->hp_vol_att > 0)
+		value->value.enumerated.item[0] = 1;
+	else
+		value->value.enumerated.item[0] = 2;
+	mutex_unlock(&chip->mutex);
+	return 0;
+}
+
+static int hp_volume_offset_put(struct snd_kcontrol *ctl,
+				struct snd_ctl_elem_value *value)
+{
+	static const s8 atts[3] = { 2 * 16, 2 * 7, 0 };
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	s8 att;
+	int changed;
+
+	if (value->value.enumerated.item[0] > 2)
+		return -EINVAL;
+	att = atts[value->value.enumerated.item[0]];
+	mutex_lock(&chip->mutex);
+	changed = att != data->hp_vol_att;
+	if (changed) {
+		data->hp_vol_att = att;
+		if (data->output_sel) {
+			cs4245_write_cached(chip, CS4245_DAC_A_CTRL, att);
+			cs4245_write_cached(chip, CS4245_DAC_B_CTRL, att);
+		}
+	}
+	mutex_unlock(&chip->mutex);
+	return changed;
+}
+
+static int input_vol_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 = 2 * -12;
+	info->value.integer.max = 2 * 12;
+	return 0;
+}
+
+static int input_vol_get(struct snd_kcontrol *ctl,
+			 struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	unsigned int idx = ctl->private_value;
+
+	mutex_lock(&chip->mutex);
+	value->value.integer.value[0] = data->input_vol[idx][0];
+	value->value.integer.value[1] = data->input_vol[idx][1];
+	mutex_unlock(&chip->mutex);
+	return 0;
+}
+
+static int input_vol_put(struct snd_kcontrol *ctl,
+			 struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	unsigned int idx = ctl->private_value;
+	int changed = 0;
+
+	if (value->value.integer.value[0] < 2 * -12 ||
+	    value->value.integer.value[0] > 2 * 12 ||
+	    value->value.integer.value[1] < 2 * -12 ||
+	    value->value.integer.value[1] > 2 * 12)
+		return -EINVAL;
+	mutex_lock(&chip->mutex);
+	changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
+		  data->input_vol[idx][1] != value->value.integer.value[1];
+	if (changed) {
+		data->input_vol[idx][0] = value->value.integer.value[0];
+		data->input_vol[idx][1] = value->value.integer.value[1];
+		if (idx == data->input_sel) {
+			cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
+					    data->input_vol[idx][0]);
+			cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
+					    data->input_vol[idx][1]);
+		}
+	}
+	mutex_unlock(&chip->mutex);
+	return changed;
+}
+
+static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
+
+static int input_sel_info(struct snd_kcontrol *ctl,
+			  struct snd_ctl_elem_info *info)
+{
+	static const char *const names[4] = {
+		"Mic", "Aux", "Front Mic", "Line"
+	};
+
+	return snd_ctl_enum_info(info, 1, 4, names);
+}
+
+static int input_sel_get(struct snd_kcontrol *ctl,
+			 struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+
+	mutex_lock(&chip->mutex);
+	value->value.enumerated.item[0] = data->input_sel;
+	mutex_unlock(&chip->mutex);
+	return 0;
+}
+
+static int input_sel_put(struct snd_kcontrol *ctl,
+			 struct snd_ctl_elem_value *value)
+{
+	static const u8 sel_values[4] = {
+		CS4245_SEL_MIC,
+		CS4245_SEL_INPUT_1,
+		CS4245_SEL_INPUT_2,
+		CS4245_SEL_INPUT_4
+	};
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	int changed;
+
+	if (value->value.enumerated.item[0] > 3)
+		return -EINVAL;
+
+	mutex_lock(&chip->mutex);
+	changed = value->value.enumerated.item[0] != data->input_sel;
+	if (changed) {
+		data->input_sel = value->value.enumerated.item[0];
+
+		cs4245_write(chip, CS4245_ANALOG_IN,
+			     (data->cs4245_shadow[CS4245_ANALOG_IN] &
+							~CS4245_SEL_MASK) |
+			     sel_values[data->input_sel]);
+
+		cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
+				    data->input_vol[data->input_sel][0]);
+		cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
+				    data->input_vol[data->input_sel][1]);
+
+		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
+				      data->input_sel ? 0 : GPIO_INPUT_ROUTE,
+				      GPIO_INPUT_ROUTE);
+	}
+	mutex_unlock(&chip->mutex);
+	return changed;
+}
+
+static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
+{
+	static const char *const names[2] = { "Active", "Frozen" };
+
+	return snd_ctl_enum_info(info, 1, 2, names);
+}
+
+static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+
+	value->value.enumerated.item[0] =
+		!!(data->cs4245_shadow[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
+	return 0;
+}
+
+static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+	struct oxygen *chip = ctl->private_data;
+	struct dg *data = chip->model_data;
+	u8 reg;
+	int changed;
+
+	mutex_lock(&chip->mutex);
+	reg = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
+	if (value->value.enumerated.item[0])
+		reg |= CS4245_HPF_FREEZE;
+	changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
+	if (changed)
+		cs4245_write(chip, CS4245_ADC_CTRL, reg);
+	mutex_unlock(&chip->mutex);
+	return changed;
+}
+
+#define INPUT_VOLUME(xname, index) { \
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+	.name = xname, \
+	.info = input_vol_info, \
+	.get = input_vol_get, \
+	.put = input_vol_put, \
+	.tlv = { .p = cs4245_pga_db_scale }, \
+	.private_value = index, \
+}
+static const struct snd_kcontrol_new dg_controls[] = {
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Analog Output Playback Enum",
+		.info = output_switch_info,
+		.get = output_switch_get,
+		.put = output_switch_put,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Headphones Impedance Playback Enum",
+		.info = hp_volume_offset_info,
+		.get = hp_volume_offset_get,
+		.put = hp_volume_offset_put,
+	},
+	INPUT_VOLUME("Mic Capture Volume", 0),
+	INPUT_VOLUME("Aux Capture Volume", 1),
+	INPUT_VOLUME("Front Mic Capture Volume", 2),
+	INPUT_VOLUME("Line Capture Volume", 3),
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Capture Source",
+		.info = input_sel_info,
+		.get = input_sel_get,
+		.put = input_sel_put,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "ADC High-pass Filter Capture Enum",
+		.info = hpf_info,
+		.get = hpf_get,
+		.put = hpf_put,
+	},
+};
+
+static int dg_control_filter(struct snd_kcontrol_new *template)
+{
+	if (!strncmp(template->name, "Master Playback ", 16))
+		return 1;
+	return 0;
+}
+
+static int dg_mixer_init(struct oxygen *chip)
+{
+	unsigned int i;
+	int err;
+
+	for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
+		err = snd_ctl_add(chip->card,
+				  snd_ctl_new1(&dg_controls[i], chip));
+		if (err < 0)
+			return err;
+	}
+	return 0;
+}
+
+struct oxygen_model model_xonar_dg = {
+	.longname = "C-Media Oxygen HD Audio",
+	.chip = "CMI8786",
+	.init = dg_init,
+	.control_filter = dg_control_filter,
+	.mixer_init = dg_mixer_init,
+	.cleanup = dg_cleanup,
+	.suspend = dg_suspend,
+	.resume = dg_resume,
+	.set_dac_params = set_cs4245_dac_params,
+	.set_adc_params = set_cs4245_adc_params,
+	.adjust_dac_routing = adjust_dg_dac_routing,
+	.dump_registers = dump_cs4245_registers,
+	.model_data_size = sizeof(struct dg),
+	.device_config = PLAYBACK_0_TO_I2S |
+			 PLAYBACK_1_TO_SPDIF |
+			 CAPTURE_0_FROM_I2S_2 |
+			 CAPTURE_1_FROM_SPDIF,
+	.dac_channels_pcm = 6,
+	.dac_channels_mixer = 0,
+	.function_flags = OXYGEN_FUNCTION_SPI,
+	.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
+	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
+	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
+	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
+};