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-rw-r--r--sound/soc/codecs/rt715-sdca.c1091
1 files changed, 1091 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt715-sdca.c b/sound/soc/codecs/rt715-sdca.c
new file mode 100644
index 000000000..ce8bbc761
--- /dev/null
+++ b/sound/soc/codecs/rt715-sdca.c
@@ -0,0 +1,1091 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// rt715-sdca.c -- rt715 ALSA SoC audio driver
+//
+// Copyright(c) 2020 Realtek Semiconductor Corp.
+//
+//
+//
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pm_runtime.h>
+#include <linux/pm.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/soundwire/sdw_registers.h>
+
+#include "rt715-sdca.h"
+
+static int rt715_sdca_index_write(struct rt715_sdca_priv *rt715,
+ unsigned int nid, unsigned int reg, unsigned int value)
+{
+ struct regmap *regmap = rt715->mbq_regmap;
+ unsigned int addr;
+ int ret;
+
+ addr = (nid << 20) | reg;
+
+ ret = regmap_write(regmap, addr, value);
+ if (ret < 0)
+ dev_err(&rt715->slave->dev,
+ "Failed to set private value: %08x <= %04x %d\n", ret, addr,
+ value);
+
+ return ret;
+}
+
+static int rt715_sdca_index_read(struct rt715_sdca_priv *rt715,
+ unsigned int nid, unsigned int reg, unsigned int *value)
+{
+ struct regmap *regmap = rt715->mbq_regmap;
+ unsigned int addr;
+ int ret;
+
+ addr = (nid << 20) | reg;
+
+ ret = regmap_read(regmap, addr, value);
+ if (ret < 0)
+ dev_err(&rt715->slave->dev,
+ "Failed to get private value: %06x => %04x ret=%d\n",
+ addr, *value, ret);
+
+ return ret;
+}
+
+static int rt715_sdca_index_update_bits(struct rt715_sdca_priv *rt715,
+ unsigned int nid, unsigned int reg, unsigned int mask, unsigned int val)
+{
+ unsigned int tmp;
+ int ret;
+
+ ret = rt715_sdca_index_read(rt715, nid, reg, &tmp);
+ if (ret < 0)
+ return ret;
+
+ set_mask_bits(&tmp, mask, val);
+
+ return rt715_sdca_index_write(rt715, nid, reg, tmp);
+}
+
+static inline unsigned int rt715_sdca_vol_gain(unsigned int u_ctrl_val,
+ unsigned int vol_max, unsigned int vol_gain_sft)
+{
+ unsigned int val;
+
+ if (u_ctrl_val > vol_max)
+ u_ctrl_val = vol_max;
+ val = u_ctrl_val;
+ u_ctrl_val =
+ ((abs(u_ctrl_val - vol_gain_sft) * RT715_SDCA_DB_STEP) << 8) / 1000;
+ if (val <= vol_gain_sft) {
+ u_ctrl_val = ~u_ctrl_val;
+ u_ctrl_val += 1;
+ }
+ u_ctrl_val &= 0xffff;
+
+ return u_ctrl_val;
+}
+
+static inline unsigned int rt715_sdca_boost_gain(unsigned int u_ctrl_val,
+ unsigned int b_max, unsigned int b_gain_sft)
+{
+ if (u_ctrl_val > b_max)
+ u_ctrl_val = b_max;
+
+ return (u_ctrl_val * 10) << b_gain_sft;
+}
+
+static inline unsigned int rt715_sdca_get_gain(unsigned int reg_val,
+ unsigned int gain_sft)
+{
+ unsigned int neg_flag = 0;
+
+ if (reg_val & BIT(15)) {
+ reg_val = ~(reg_val - 1) & 0xffff;
+ neg_flag = 1;
+ }
+ reg_val *= 1000;
+ reg_val >>= 8;
+ if (neg_flag)
+ reg_val = gain_sft - reg_val / RT715_SDCA_DB_STEP;
+ else
+ reg_val = gain_sft + reg_val / RT715_SDCA_DB_STEP;
+
+ return reg_val;
+}
+
+/* SDCA Volume/Boost control */
+static int rt715_sdca_set_amp_gain_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ unsigned int gain_val, i, k_changed = 0;
+ int ret;
+
+ for (i = 0; i < 2; i++) {
+ if (ucontrol->value.integer.value[i] != rt715->kctl_2ch_orig[i]) {
+ k_changed = 1;
+ break;
+ }
+ }
+
+ for (i = 0; i < 2; i++) {
+ rt715->kctl_2ch_orig[i] = ucontrol->value.integer.value[i];
+ gain_val =
+ rt715_sdca_vol_gain(ucontrol->value.integer.value[i], mc->max,
+ mc->shift);
+ ret = regmap_write(rt715->mbq_regmap, mc->reg + i, gain_val);
+ if (ret != 0) {
+ dev_err(component->dev, "Failed to write 0x%x=0x%x\n",
+ mc->reg + i, gain_val);
+ return ret;
+ }
+ }
+
+ return k_changed;
+}
+
+static int rt715_sdca_set_amp_gain_4ch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int reg_base = p->reg_base, k_changed = 0;
+ const unsigned int gain_sft = 0x2f;
+ unsigned int gain_val, i;
+ int ret;
+
+ for (i = 0; i < 4; i++) {
+ if (ucontrol->value.integer.value[i] != rt715->kctl_4ch_orig[i]) {
+ k_changed = 1;
+ break;
+ }
+ }
+
+ for (i = 0; i < 4; i++) {
+ rt715->kctl_4ch_orig[i] = ucontrol->value.integer.value[i];
+ gain_val =
+ rt715_sdca_vol_gain(ucontrol->value.integer.value[i], p->max,
+ gain_sft);
+ ret = regmap_write(rt715->mbq_regmap, reg_base + i,
+ gain_val);
+ if (ret != 0) {
+ dev_err(component->dev, "Failed to write 0x%x=0x%x\n",
+ reg_base + i, gain_val);
+ return ret;
+ }
+ }
+
+ return k_changed;
+}
+
+static int rt715_sdca_set_amp_gain_8ch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int reg_base = p->reg_base, i, k_changed = 0;
+ const unsigned int gain_sft = 8;
+ unsigned int gain_val, reg;
+ int ret;
+
+ for (i = 0; i < 8; i++) {
+ if (ucontrol->value.integer.value[i] != rt715->kctl_8ch_orig[i]) {
+ k_changed = 1;
+ break;
+ }
+ }
+
+ for (i = 0; i < 8; i++) {
+ rt715->kctl_8ch_orig[i] = ucontrol->value.integer.value[i];
+ gain_val =
+ rt715_sdca_boost_gain(ucontrol->value.integer.value[i], p->max,
+ gain_sft);
+ reg = i < 7 ? reg_base + i : (reg_base - 1) | BIT(15);
+ ret = regmap_write(rt715->mbq_regmap, reg, gain_val);
+ if (ret != 0) {
+ dev_err(component->dev, "Failed to write 0x%x=0x%x\n",
+ reg, gain_val);
+ return ret;
+ }
+ }
+
+ return k_changed;
+}
+
+static int rt715_sdca_set_amp_gain_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ unsigned int val, i;
+ int ret;
+
+ for (i = 0; i < 2; i++) {
+ ret = regmap_read(rt715->mbq_regmap, mc->reg + i, &val);
+ if (ret < 0) {
+ dev_err(component->dev, "Failed to read 0x%x, ret=%d\n",
+ mc->reg + i, ret);
+ return ret;
+ }
+ ucontrol->value.integer.value[i] = rt715_sdca_get_gain(val, mc->shift);
+ }
+
+ return 0;
+}
+
+static int rt715_sdca_set_amp_gain_4ch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int reg_base = p->reg_base, i;
+ const unsigned int gain_sft = 0x2f;
+ unsigned int val;
+ int ret;
+
+ for (i = 0; i < 4; i++) {
+ ret = regmap_read(rt715->mbq_regmap, reg_base + i, &val);
+ if (ret < 0) {
+ dev_err(component->dev, "Failed to read 0x%x, ret=%d\n",
+ reg_base + i, ret);
+ return ret;
+ }
+ ucontrol->value.integer.value[i] = rt715_sdca_get_gain(val, gain_sft);
+ }
+
+ return 0;
+}
+
+static int rt715_sdca_set_amp_gain_8ch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int reg_base = p->reg_base;
+ const unsigned int gain_sft = 8;
+ unsigned int val_l, val_r;
+ unsigned int i, reg;
+ int ret;
+
+ for (i = 0; i < 8; i += 2) {
+ ret = regmap_read(rt715->mbq_regmap, reg_base + i, &val_l);
+ if (ret < 0) {
+ dev_err(component->dev, "Failed to read 0x%x, ret=%d\n",
+ reg_base + i, ret);
+ return ret;
+ }
+ ucontrol->value.integer.value[i] = (val_l >> gain_sft) / 10;
+
+ reg = (i == 6) ? (reg_base - 1) | BIT(15) : reg_base + 1 + i;
+ ret = regmap_read(rt715->mbq_regmap, reg, &val_r);
+ if (ret < 0) {
+ dev_err(component->dev, "Failed to read 0x%x, ret=%d\n",
+ reg, ret);
+ return ret;
+ }
+ ucontrol->value.integer.value[i + 1] = (val_r >> gain_sft) / 10;
+ }
+
+ return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -17625, 375, 0);
+static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
+
+static int rt715_sdca_get_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int reg_base = p->reg_base;
+ unsigned int invert = p->invert, i;
+ int val;
+
+ for (i = 0; i < p->count; i += 2) {
+ val = snd_soc_component_read(component, reg_base + i);
+ if (val < 0)
+ return -EINVAL;
+ ucontrol->value.integer.value[i] = invert ? p->max - val : val;
+
+ val = snd_soc_component_read(component, reg_base + 1 + i);
+ if (val < 0)
+ return -EINVAL;
+ ucontrol->value.integer.value[i + 1] =
+ invert ? p->max - val : val;
+ }
+
+ return 0;
+}
+
+static int rt715_sdca_put_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+ unsigned int val[4] = {0}, val_mask, i, k_changed = 0;
+ unsigned int reg = p->reg_base;
+ unsigned int shift = p->shift;
+ unsigned int max = p->max;
+ unsigned int mask = (1 << fls(max)) - 1;
+ unsigned int invert = p->invert;
+ int err;
+
+ for (i = 0; i < 4; i++) {
+ if (ucontrol->value.integer.value[i] != rt715->kctl_switch_orig[i]) {
+ k_changed = 1;
+ break;
+ }
+ }
+
+ for (i = 0; i < 2; i++) {
+ rt715->kctl_switch_orig[i * 2] = ucontrol->value.integer.value[i * 2];
+ val[i * 2] = ucontrol->value.integer.value[i * 2] & mask;
+ if (invert)
+ val[i * 2] = max - val[i * 2];
+ val_mask = mask << shift;
+ val[i * 2] <<= shift;
+
+ rt715->kctl_switch_orig[i * 2 + 1] =
+ ucontrol->value.integer.value[i * 2 + 1];
+ val[i * 2 + 1] =
+ ucontrol->value.integer.value[i * 2 + 1] & mask;
+ if (invert)
+ val[i * 2 + 1] = max - val[i * 2 + 1];
+
+ val[i * 2 + 1] <<= shift;
+
+ err = snd_soc_component_update_bits(component, reg + i * 2, val_mask,
+ val[i * 2]);
+ if (err < 0)
+ return err;
+
+ err = snd_soc_component_update_bits(component, reg + 1 + i * 2,
+ val_mask, val[i * 2 + 1]);
+ if (err < 0)
+ return err;
+ }
+
+ return k_changed;
+}
+
+static int rt715_sdca_fu_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct rt715_sdca_kcontrol_private *p =
+ (struct rt715_sdca_kcontrol_private *)kcontrol->private_value;
+
+ if (p->max == 1)
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ else
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = p->count;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = p->max;
+ return 0;
+}
+
+#define RT715_SDCA_PR_VALUE(xreg_base, xcount, xmax, xshift, xinvert) \
+ ((unsigned long)&(struct rt715_sdca_kcontrol_private) \
+ {.reg_base = xreg_base, .count = xcount, .max = xmax, \
+ .shift = xshift, .invert = xinvert})
+
+#define RT715_SDCA_FU_CTRL(xname, reg_base, xshift, xmax, xinvert, xcount) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .info = rt715_sdca_fu_info, \
+ .get = rt715_sdca_get_volsw, \
+ .put = rt715_sdca_put_volsw, \
+ .private_value = RT715_SDCA_PR_VALUE(reg_base, xcount, xmax, \
+ xshift, xinvert)}
+
+#define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\
+ xhandler_get, xhandler_put) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .info = snd_soc_info_volsw, \
+ .get = xhandler_get, .put = xhandler_put, \
+ .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
+ xmax, xinvert) }
+
+#define RT715_SDCA_EXT_TLV(xname, reg_base, xhandler_get,\
+ xhandler_put, tlv_array, xcount, xmax) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+ SNDRV_CTL_ELEM_ACCESS_READWRITE, \
+ .tlv.p = (tlv_array), \
+ .info = rt715_sdca_fu_info, \
+ .get = xhandler_get, .put = xhandler_put, \
+ .private_value = RT715_SDCA_PR_VALUE(reg_base, xcount, xmax, 0, 0) }
+
+#define RT715_SDCA_BOOST_EXT_TLV(xname, reg_base, xhandler_get,\
+ xhandler_put, tlv_array, xcount, xmax) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+ SNDRV_CTL_ELEM_ACCESS_READWRITE, \
+ .tlv.p = (tlv_array), \
+ .info = rt715_sdca_fu_info, \
+ .get = xhandler_get, .put = xhandler_put, \
+ .private_value = RT715_SDCA_PR_VALUE(reg_base, xcount, xmax, 0, 0) }
+
+static const struct snd_kcontrol_new rt715_sdca_snd_controls[] = {
+ /* Capture switch */
+ SOC_DOUBLE_R("FU0A Capture Switch",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC7_27_VOL,
+ RT715_SDCA_FU_MUTE_CTRL, CH_01),
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC7_27_VOL,
+ RT715_SDCA_FU_MUTE_CTRL, CH_02),
+ 0, 1, 1),
+ RT715_SDCA_FU_CTRL("FU02 Capture Switch",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC8_9_VOL,
+ RT715_SDCA_FU_MUTE_CTRL, CH_01),
+ 0, 1, 1, 4),
+ RT715_SDCA_FU_CTRL("FU06 Capture Switch",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC10_11_VOL,
+ RT715_SDCA_FU_MUTE_CTRL, CH_01),
+ 0, 1, 1, 4),
+ /* Volume Control */
+ SOC_DOUBLE_R_EXT_TLV("FU0A Capture Volume",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC7_27_VOL,
+ RT715_SDCA_FU_VOL_CTRL, CH_01),
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC7_27_VOL,
+ RT715_SDCA_FU_VOL_CTRL, CH_02),
+ 0x2f, 0x7f, 0,
+ rt715_sdca_set_amp_gain_get, rt715_sdca_set_amp_gain_put,
+ in_vol_tlv),
+ RT715_SDCA_EXT_TLV("FU02 Capture Volume",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC8_9_VOL,
+ RT715_SDCA_FU_VOL_CTRL, CH_01),
+ rt715_sdca_set_amp_gain_4ch_get,
+ rt715_sdca_set_amp_gain_4ch_put,
+ in_vol_tlv, 4, 0x7f),
+ RT715_SDCA_EXT_TLV("FU06 Capture Volume",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_ADC10_11_VOL,
+ RT715_SDCA_FU_VOL_CTRL, CH_01),
+ rt715_sdca_set_amp_gain_4ch_get,
+ rt715_sdca_set_amp_gain_4ch_put,
+ in_vol_tlv, 4, 0x7f),
+ /* MIC Boost Control */
+ RT715_SDCA_BOOST_EXT_TLV("FU0E Boost",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_DMIC_GAIN_EN,
+ RT715_SDCA_FU_DMIC_GAIN_CTRL, CH_01),
+ rt715_sdca_set_amp_gain_8ch_get,
+ rt715_sdca_set_amp_gain_8ch_put,
+ mic_vol_tlv, 8, 3),
+ RT715_SDCA_BOOST_EXT_TLV("FU0C Boost",
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_FU_AMIC_GAIN_EN,
+ RT715_SDCA_FU_DMIC_GAIN_CTRL, CH_01),
+ rt715_sdca_set_amp_gain_8ch_get,
+ rt715_sdca_set_amp_gain_8ch_put,
+ mic_vol_tlv, 8, 3),
+};
+
+static int rt715_sdca_mux_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component =
+ snd_soc_dapm_kcontrol_component(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ unsigned int val, mask_sft;
+
+ if (strstr(ucontrol->id.name, "ADC 22 Mux"))
+ mask_sft = 12;
+ else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
+ mask_sft = 8;
+ else if (strstr(ucontrol->id.name, "ADC 24 Mux"))
+ mask_sft = 4;
+ else if (strstr(ucontrol->id.name, "ADC 25 Mux"))
+ mask_sft = 0;
+ else
+ return -EINVAL;
+
+ rt715_sdca_index_read(rt715, RT715_VENDOR_HDA_CTL,
+ RT715_HDA_LEGACY_MUX_CTL1, &val);
+ val = (val >> mask_sft) & 0xf;
+
+ /*
+ * The first two indices of ADC Mux 24/25 are routed to the same
+ * hardware source. ie, ADC Mux 24 0/1 will both connect to MIC2.
+ * To have a unique set of inputs, we skip the index1 of the muxes.
+ */
+ if ((strstr(ucontrol->id.name, "ADC 24 Mux") ||
+ strstr(ucontrol->id.name, "ADC 25 Mux")) && val > 0)
+ val -= 1;
+ ucontrol->value.enumerated.item[0] = val;
+
+ return 0;
+}
+
+static int rt715_sdca_mux_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component =
+ snd_soc_dapm_kcontrol_component(kcontrol);
+ struct snd_soc_dapm_context *dapm =
+ snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int *item = ucontrol->value.enumerated.item;
+ unsigned int val, val2 = 0, change, mask_sft;
+
+ if (item[0] >= e->items)
+ return -EINVAL;
+
+ if (strstr(ucontrol->id.name, "ADC 22 Mux"))
+ mask_sft = 12;
+ else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
+ mask_sft = 8;
+ else if (strstr(ucontrol->id.name, "ADC 24 Mux"))
+ mask_sft = 4;
+ else if (strstr(ucontrol->id.name, "ADC 25 Mux"))
+ mask_sft = 0;
+ else
+ return -EINVAL;
+
+ /* Verb ID = 0x701h, nid = e->reg */
+ val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
+
+ rt715_sdca_index_read(rt715, RT715_VENDOR_HDA_CTL,
+ RT715_HDA_LEGACY_MUX_CTL1, &val2);
+ val2 = (val2 >> mask_sft) & 0xf;
+
+ change = val != val2;
+
+ if (change)
+ rt715_sdca_index_update_bits(rt715, RT715_VENDOR_HDA_CTL,
+ RT715_HDA_LEGACY_MUX_CTL1, 0xf << mask_sft, val << mask_sft);
+
+ snd_soc_dapm_mux_update_power(dapm, kcontrol, item[0], e, NULL);
+
+ return change;
+}
+
+static const char * const adc_22_23_mux_text[] = {
+ "MIC1",
+ "MIC2",
+ "LINE1",
+ "LINE2",
+ "DMIC1",
+ "DMIC2",
+ "DMIC3",
+ "DMIC4",
+};
+
+/*
+ * Due to mux design for nid 24 (MUX_IN3)/25 (MUX_IN4), connection index 0 and
+ * 1 will be connected to the same dmic source, therefore we skip index 1 to
+ * avoid misunderstanding on usage of dapm routing.
+ */
+static int rt715_adc_24_25_values[] = {
+ 0,
+ 2,
+ 3,
+ 4,
+ 5,
+};
+
+static const char * const adc_24_mux_text[] = {
+ "MIC2",
+ "DMIC1",
+ "DMIC2",
+ "DMIC3",
+ "DMIC4",
+};
+
+static const char * const adc_25_mux_text[] = {
+ "MIC1",
+ "DMIC1",
+ "DMIC2",
+ "DMIC3",
+ "DMIC4",
+};
+
+static SOC_ENUM_SINGLE_DECL(rt715_adc22_enum, SND_SOC_NOPM, 0,
+ adc_22_23_mux_text);
+
+static SOC_ENUM_SINGLE_DECL(rt715_adc23_enum, SND_SOC_NOPM, 0,
+ adc_22_23_mux_text);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(rt715_adc24_enum,
+ SND_SOC_NOPM, 0, 0xf,
+ adc_24_mux_text, rt715_adc_24_25_values);
+static SOC_VALUE_ENUM_SINGLE_DECL(rt715_adc25_enum,
+ SND_SOC_NOPM, 0, 0xf,
+ adc_25_mux_text, rt715_adc_24_25_values);
+
+static const struct snd_kcontrol_new rt715_adc22_mux =
+ SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt715_adc22_enum,
+ rt715_sdca_mux_get, rt715_sdca_mux_put);
+
+static const struct snd_kcontrol_new rt715_adc23_mux =
+ SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt715_adc23_enum,
+ rt715_sdca_mux_get, rt715_sdca_mux_put);
+
+static const struct snd_kcontrol_new rt715_adc24_mux =
+ SOC_DAPM_ENUM_EXT("ADC 24 Mux", rt715_adc24_enum,
+ rt715_sdca_mux_get, rt715_sdca_mux_put);
+
+static const struct snd_kcontrol_new rt715_adc25_mux =
+ SOC_DAPM_ENUM_EXT("ADC 25 Mux", rt715_adc25_enum,
+ rt715_sdca_mux_get, rt715_sdca_mux_put);
+
+static int rt715_sdca_pde23_24_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *component =
+ snd_soc_dapm_to_component(w->dapm);
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_write(rt715->regmap,
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_CREQ_POW_EN,
+ RT715_SDCA_REQ_POW_CTRL,
+ CH_00), 0x00);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ regmap_write(rt715->regmap,
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_CREQ_POW_EN,
+ RT715_SDCA_REQ_POW_CTRL,
+ CH_00), 0x03);
+ break;
+ }
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget rt715_sdca_dapm_widgets[] = {
+ SND_SOC_DAPM_INPUT("DMIC1"),
+ SND_SOC_DAPM_INPUT("DMIC2"),
+ SND_SOC_DAPM_INPUT("DMIC3"),
+ SND_SOC_DAPM_INPUT("DMIC4"),
+ SND_SOC_DAPM_INPUT("MIC1"),
+ SND_SOC_DAPM_INPUT("MIC2"),
+ SND_SOC_DAPM_INPUT("LINE1"),
+ SND_SOC_DAPM_INPUT("LINE2"),
+
+ SND_SOC_DAPM_SUPPLY("PDE23_24", SND_SOC_NOPM, 0, 0,
+ rt715_sdca_pde23_24_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+ SND_SOC_DAPM_ADC("ADC 07", NULL, SND_SOC_NOPM, 4, 0),
+ SND_SOC_DAPM_ADC("ADC 08", NULL, SND_SOC_NOPM, 4, 0),
+ SND_SOC_DAPM_ADC("ADC 09", NULL, SND_SOC_NOPM, 4, 0),
+ SND_SOC_DAPM_ADC("ADC 27", NULL, SND_SOC_NOPM, 4, 0),
+ SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
+ &rt715_adc22_mux),
+ SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
+ &rt715_adc23_mux),
+ SND_SOC_DAPM_MUX("ADC 24 Mux", SND_SOC_NOPM, 0, 0,
+ &rt715_adc24_mux),
+ SND_SOC_DAPM_MUX("ADC 25 Mux", SND_SOC_NOPM, 0, 0,
+ &rt715_adc25_mux),
+ SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("DP6TX", "DP6 Capture", 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route rt715_sdca_audio_map[] = {
+ {"DP6TX", NULL, "ADC 09"},
+ {"DP6TX", NULL, "ADC 08"},
+ {"DP4TX", NULL, "ADC 07"},
+ {"DP4TX", NULL, "ADC 27"},
+ {"DP4TX", NULL, "ADC 09"},
+ {"DP4TX", NULL, "ADC 08"},
+
+ {"LINE1", NULL, "PDE23_24"},
+ {"LINE2", NULL, "PDE23_24"},
+ {"MIC1", NULL, "PDE23_24"},
+ {"MIC2", NULL, "PDE23_24"},
+ {"DMIC1", NULL, "PDE23_24"},
+ {"DMIC2", NULL, "PDE23_24"},
+ {"DMIC3", NULL, "PDE23_24"},
+ {"DMIC4", NULL, "PDE23_24"},
+
+ {"ADC 09", NULL, "ADC 22 Mux"},
+ {"ADC 08", NULL, "ADC 23 Mux"},
+ {"ADC 07", NULL, "ADC 24 Mux"},
+ {"ADC 27", NULL, "ADC 25 Mux"},
+ {"ADC 22 Mux", "MIC1", "MIC1"},
+ {"ADC 22 Mux", "MIC2", "MIC2"},
+ {"ADC 22 Mux", "LINE1", "LINE1"},
+ {"ADC 22 Mux", "LINE2", "LINE2"},
+ {"ADC 22 Mux", "DMIC1", "DMIC1"},
+ {"ADC 22 Mux", "DMIC2", "DMIC2"},
+ {"ADC 22 Mux", "DMIC3", "DMIC3"},
+ {"ADC 22 Mux", "DMIC4", "DMIC4"},
+ {"ADC 23 Mux", "MIC1", "MIC1"},
+ {"ADC 23 Mux", "MIC2", "MIC2"},
+ {"ADC 23 Mux", "LINE1", "LINE1"},
+ {"ADC 23 Mux", "LINE2", "LINE2"},
+ {"ADC 23 Mux", "DMIC1", "DMIC1"},
+ {"ADC 23 Mux", "DMIC2", "DMIC2"},
+ {"ADC 23 Mux", "DMIC3", "DMIC3"},
+ {"ADC 23 Mux", "DMIC4", "DMIC4"},
+ {"ADC 24 Mux", "MIC2", "MIC2"},
+ {"ADC 24 Mux", "DMIC1", "DMIC1"},
+ {"ADC 24 Mux", "DMIC2", "DMIC2"},
+ {"ADC 24 Mux", "DMIC3", "DMIC3"},
+ {"ADC 24 Mux", "DMIC4", "DMIC4"},
+ {"ADC 25 Mux", "MIC1", "MIC1"},
+ {"ADC 25 Mux", "DMIC1", "DMIC1"},
+ {"ADC 25 Mux", "DMIC2", "DMIC2"},
+ {"ADC 25 Mux", "DMIC3", "DMIC3"},
+ {"ADC 25 Mux", "DMIC4", "DMIC4"},
+};
+
+static int rt715_sdca_probe(struct snd_soc_component *component)
+{
+ int ret;
+
+ ret = pm_runtime_resume(component->dev);
+ if (ret < 0 && ret != -EACCES)
+ return ret;
+
+ return 0;
+}
+
+static const struct snd_soc_component_driver soc_codec_dev_rt715_sdca = {
+ .probe = rt715_sdca_probe,
+ .controls = rt715_sdca_snd_controls,
+ .num_controls = ARRAY_SIZE(rt715_sdca_snd_controls),
+ .dapm_widgets = rt715_sdca_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(rt715_sdca_dapm_widgets),
+ .dapm_routes = rt715_sdca_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(rt715_sdca_audio_map),
+ .endianness = 1,
+};
+
+static int rt715_sdca_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
+ int direction)
+{
+ struct rt715_sdw_stream_data *stream;
+
+ stream = kzalloc(sizeof(*stream), GFP_KERNEL);
+ if (!stream)
+ return -ENOMEM;
+
+ stream->sdw_stream = sdw_stream;
+
+ /* Use tx_mask or rx_mask to configure stream tag and set dma_data */
+ if (direction == SNDRV_PCM_STREAM_PLAYBACK)
+ dai->playback_dma_data = stream;
+ else
+ dai->capture_dma_data = stream;
+
+ return 0;
+}
+
+static void rt715_sdca_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+
+{
+ struct rt715_sdw_stream_data *stream;
+
+ stream = snd_soc_dai_get_dma_data(dai, substream);
+ if (!stream)
+ return;
+
+ snd_soc_dai_set_dma_data(dai, substream, NULL);
+ kfree(stream);
+}
+
+static int rt715_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct sdw_stream_config stream_config;
+ struct sdw_port_config port_config;
+ enum sdw_data_direction direction;
+ struct rt715_sdw_stream_data *stream;
+ int retval, port, num_channels;
+ unsigned int val;
+
+ stream = snd_soc_dai_get_dma_data(dai, substream);
+
+ if (!stream)
+ return -EINVAL;
+
+ if (!rt715->slave)
+ return -EINVAL;
+
+ switch (dai->id) {
+ case RT715_AIF1:
+ direction = SDW_DATA_DIR_TX;
+ port = 6;
+ rt715_sdca_index_write(rt715, RT715_VENDOR_REG, RT715_SDW_INPUT_SEL,
+ 0xa500);
+ break;
+ case RT715_AIF2:
+ direction = SDW_DATA_DIR_TX;
+ port = 4;
+ rt715_sdca_index_write(rt715, RT715_VENDOR_REG, RT715_SDW_INPUT_SEL,
+ 0xaf00);
+ break;
+ default:
+ dev_err(component->dev, "Invalid DAI id %d\n", dai->id);
+ return -EINVAL;
+ }
+
+ stream_config.frame_rate = params_rate(params);
+ stream_config.ch_count = params_channels(params);
+ stream_config.bps = snd_pcm_format_width(params_format(params));
+ stream_config.direction = direction;
+
+ num_channels = params_channels(params);
+ port_config.ch_mask = GENMASK(num_channels - 1, 0);
+ port_config.num = port;
+
+ retval = sdw_stream_add_slave(rt715->slave, &stream_config,
+ &port_config, 1, stream->sdw_stream);
+ if (retval) {
+ dev_err(component->dev, "Unable to configure port, retval:%d\n",
+ retval);
+ return retval;
+ }
+
+ switch (params_rate(params)) {
+ case 8000:
+ val = 0x1;
+ break;
+ case 11025:
+ val = 0x2;
+ break;
+ case 12000:
+ val = 0x3;
+ break;
+ case 16000:
+ val = 0x4;
+ break;
+ case 22050:
+ val = 0x5;
+ break;
+ case 24000:
+ val = 0x6;
+ break;
+ case 32000:
+ val = 0x7;
+ break;
+ case 44100:
+ val = 0x8;
+ break;
+ case 48000:
+ val = 0x9;
+ break;
+ case 88200:
+ val = 0xa;
+ break;
+ case 96000:
+ val = 0xb;
+ break;
+ case 176400:
+ val = 0xc;
+ break;
+ case 192000:
+ val = 0xd;
+ break;
+ case 384000:
+ val = 0xe;
+ break;
+ case 768000:
+ val = 0xf;
+ break;
+ default:
+ dev_err(component->dev, "Unsupported sample rate %d\n",
+ params_rate(params));
+ return -EINVAL;
+ }
+
+ regmap_write(rt715->regmap,
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_CS_FREQ_IND_EN,
+ RT715_SDCA_FREQ_IND_CTRL, CH_00), val);
+
+ return 0;
+}
+
+static int rt715_sdca_pcm_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
+ struct rt715_sdw_stream_data *stream =
+ snd_soc_dai_get_dma_data(dai, substream);
+
+ if (!rt715->slave)
+ return -EINVAL;
+
+ sdw_stream_remove_slave(rt715->slave, stream->sdw_stream);
+ return 0;
+}
+
+#define RT715_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
+#define RT715_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
+
+static const struct snd_soc_dai_ops rt715_sdca_ops = {
+ .hw_params = rt715_sdca_pcm_hw_params,
+ .hw_free = rt715_sdca_pcm_hw_free,
+ .set_stream = rt715_sdca_set_sdw_stream,
+ .shutdown = rt715_sdca_shutdown,
+};
+
+static struct snd_soc_dai_driver rt715_sdca_dai[] = {
+ {
+ .name = "rt715-aif1",
+ .id = RT715_AIF1,
+ .capture = {
+ .stream_name = "DP6 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT715_STEREO_RATES,
+ .formats = RT715_FORMATS,
+ },
+ .ops = &rt715_sdca_ops,
+ },
+ {
+ .name = "rt715-aif2",
+ .id = RT715_AIF2,
+ .capture = {
+ .stream_name = "DP4 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = RT715_STEREO_RATES,
+ .formats = RT715_FORMATS,
+ },
+ .ops = &rt715_sdca_ops,
+ },
+};
+
+/* Bus clock frequency */
+#define RT715_CLK_FREQ_9600000HZ 9600000
+#define RT715_CLK_FREQ_12000000HZ 12000000
+#define RT715_CLK_FREQ_6000000HZ 6000000
+#define RT715_CLK_FREQ_4800000HZ 4800000
+#define RT715_CLK_FREQ_2400000HZ 2400000
+#define RT715_CLK_FREQ_12288000HZ 12288000
+
+int rt715_sdca_init(struct device *dev, struct regmap *mbq_regmap,
+ struct regmap *regmap, struct sdw_slave *slave)
+{
+ struct rt715_sdca_priv *rt715;
+ int ret;
+
+ rt715 = devm_kzalloc(dev, sizeof(*rt715), GFP_KERNEL);
+ if (!rt715)
+ return -ENOMEM;
+
+ dev_set_drvdata(dev, rt715);
+ rt715->slave = slave;
+ rt715->regmap = regmap;
+ rt715->mbq_regmap = mbq_regmap;
+ rt715->hw_sdw_ver = slave->id.sdw_version;
+ /*
+ * Mark hw_init to false
+ * HW init will be performed when device reports present
+ */
+ rt715->hw_init = false;
+ rt715->first_hw_init = false;
+
+ ret = devm_snd_soc_register_component(dev,
+ &soc_codec_dev_rt715_sdca,
+ rt715_sdca_dai,
+ ARRAY_SIZE(rt715_sdca_dai));
+
+ return ret;
+}
+
+int rt715_sdca_io_init(struct device *dev, struct sdw_slave *slave)
+{
+ struct rt715_sdca_priv *rt715 = dev_get_drvdata(dev);
+ unsigned int hw_ver;
+
+ if (rt715->hw_init)
+ return 0;
+
+ /*
+ * PM runtime is only enabled when a Slave reports as Attached
+ */
+ if (!rt715->first_hw_init) {
+ /* set autosuspend parameters */
+ pm_runtime_set_autosuspend_delay(&slave->dev, 3000);
+ pm_runtime_use_autosuspend(&slave->dev);
+
+ /* update count of parent 'active' children */
+ pm_runtime_set_active(&slave->dev);
+
+ /* make sure the device does not suspend immediately */
+ pm_runtime_mark_last_busy(&slave->dev);
+
+ pm_runtime_enable(&slave->dev);
+
+ rt715->first_hw_init = true;
+ }
+
+ pm_runtime_get_noresume(&slave->dev);
+
+ rt715_sdca_index_read(rt715, RT715_VENDOR_REG,
+ RT715_PRODUCT_NUM, &hw_ver);
+ hw_ver = hw_ver & 0x000f;
+
+ /* set clock selector = external */
+ regmap_write(rt715->regmap,
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_CX_CLK_SEL_EN,
+ RT715_SDCA_CX_CLK_SEL_CTRL, CH_00), 0x1);
+ /* set GPIO_4/5/6 to be 3rd/4th DMIC usage */
+ if (hw_ver == 0x0)
+ rt715_sdca_index_update_bits(rt715, RT715_VENDOR_REG,
+ RT715_AD_FUNC_EN, 0x54, 0x54);
+ else if (hw_ver == 0x1) {
+ rt715_sdca_index_update_bits(rt715, RT715_VENDOR_REG,
+ RT715_AD_FUNC_EN, 0x55, 0x55);
+ rt715_sdca_index_update_bits(rt715, RT715_VENDOR_REG,
+ RT715_REV_1, 0x40, 0x40);
+ }
+ /* DFLL Calibration trigger */
+ rt715_sdca_index_update_bits(rt715, RT715_VENDOR_REG,
+ RT715_DFLL_VAD, 0x1, 0x1);
+ /* trigger mode = VAD enable */
+ regmap_write(rt715->regmap,
+ SDW_SDCA_CTL(FUN_MIC_ARRAY, RT715_SDCA_SMPU_TRIG_ST_EN,
+ RT715_SDCA_SMPU_TRIG_EN_CTRL, CH_00), 0x2);
+ /* SMPU-1 interrupt enable mask */
+ regmap_update_bits(rt715->regmap, RT715_INT_MASK, 0x1, 0x1);
+
+ /* Mark Slave initialization complete */
+ rt715->hw_init = true;
+
+ pm_runtime_mark_last_busy(&slave->dev);
+ pm_runtime_put_autosuspend(&slave->dev);
+
+ return 0;
+}
+
+MODULE_DESCRIPTION("ASoC rt715 driver SDW SDCA");
+MODULE_AUTHOR("Jack Yu <jack.yu@realtek.com>");
+MODULE_LICENSE("GPL v2");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 00:36:39 +0000