| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/platform_device.h> |
| #include <linux/device.h> |
| #include <linux/delay.h> |
| #include <linux/kernel.h> |
| #include <linux/component.h> |
| #include <linux/regmap.h> |
| #include <linux/pm_runtime.h> |
| #include <sound/soc.h> |
| #include <sound/tlv.h> |
| #include <soc/soundwire.h> |
| #include <sound/soc.h> |
| #include <sound/soc-dapm.h> |
| #include "internal.h" |
| #include "wcd937x.h" |
| #include <asoc/wcdcal-hwdep.h> |
| #include "wcd937x-registers.h" |
| #include <asoc/msm-cdc-pinctrl.h> |
| #include <dt-bindings/sound/audio-codec-port-types.h> |
| #include <asoc/msm-cdc-supply.h> |
| |
| #define DRV_NAME "wcd937x_codec" |
| |
| #define WCD9370_VARIANT 0 |
| #define WCD9375_VARIANT 5 |
| |
| #define NUM_SWRS_DT_PARAMS 5 |
| |
| #define WCD937X_VERSION_1_0 1 |
| #define WCD937X_VERSION_ENTRY_SIZE 32 |
| #define EAR_RX_PATH_AUX 1 |
| |
| enum { |
| CODEC_TX = 0, |
| CODEC_RX, |
| }; |
| |
| enum { |
| ALLOW_BUCK_DISABLE, |
| HPH_COMP_DELAY, |
| HPH_PA_DELAY, |
| }; |
| |
| static const DECLARE_TLV_DB_SCALE(line_gain, 0, 7, 1); |
| static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1); |
| |
| static int wcd937x_handle_post_irq(void *data); |
| static int wcd937x_reset(struct device *dev); |
| static int wcd937x_reset_low(struct device *dev); |
| |
| static const struct regmap_irq wcd937x_irqs[WCD937X_NUM_IRQS] = { |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_BUTTON_PRESS_DET, 0, 0x01), |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_BUTTON_RELEASE_DET, 0, 0x02), |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_ELECT_INS_REM_DET, 0, 0x04), |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_ELECT_INS_REM_LEG_DET, 0, 0x08), |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_SW_DET, 0, 0x10), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHR_OCP_INT, 0, 0x20), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHR_CNP_INT, 0, 0x40), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHL_OCP_INT, 0, 0x80), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHL_CNP_INT, 1, 0x01), |
| REGMAP_IRQ_REG(WCD937X_IRQ_EAR_CNP_INT, 1, 0x02), |
| REGMAP_IRQ_REG(WCD937X_IRQ_EAR_SCD_INT, 1, 0x04), |
| REGMAP_IRQ_REG(WCD937X_IRQ_AUX_CNP_INT, 1, 0x08), |
| REGMAP_IRQ_REG(WCD937X_IRQ_AUX_SCD_INT, 1, 0x10), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHL_PDM_WD_INT, 1, 0x20), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHR_PDM_WD_INT, 1, 0x40), |
| REGMAP_IRQ_REG(WCD937X_IRQ_AUX_PDM_WD_INT, 1, 0x80), |
| REGMAP_IRQ_REG(WCD937X_IRQ_LDORT_SCD_INT, 2, 0x01), |
| REGMAP_IRQ_REG(WCD937X_IRQ_MBHC_MOISTURE_INT, 2, 0x02), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHL_SURGE_DET_INT, 2, 0x04), |
| REGMAP_IRQ_REG(WCD937X_IRQ_HPHR_SURGE_DET_INT, 2, 0x08), |
| }; |
| |
| static struct regmap_irq_chip wcd937x_regmap_irq_chip = { |
| .name = "wcd937x", |
| .irqs = wcd937x_irqs, |
| .num_irqs = ARRAY_SIZE(wcd937x_irqs), |
| .num_regs = 3, |
| .status_base = WCD937X_DIGITAL_INTR_STATUS_0, |
| .mask_base = WCD937X_DIGITAL_INTR_MASK_0, |
| .ack_base = WCD937X_DIGITAL_INTR_CLEAR_0, |
| .use_ack = 1, |
| .type_base = WCD937X_DIGITAL_INTR_LEVEL_0, |
| .runtime_pm = false, |
| .handle_post_irq = wcd937x_handle_post_irq, |
| .irq_drv_data = NULL, |
| }; |
| static int wcd937x_handle_post_irq(void *data) |
| { |
| struct wcd937x_priv *wcd937x = data; |
| u32 status1 = 0, status2 = 0, status3 = 0; |
| |
| regmap_read(wcd937x->regmap, WCD937X_DIGITAL_INTR_STATUS_0, &status1); |
| regmap_read(wcd937x->regmap, WCD937X_DIGITAL_INTR_STATUS_1, &status2); |
| regmap_read(wcd937x->regmap, WCD937X_DIGITAL_INTR_STATUS_2, &status3); |
| |
| wcd937x->tx_swr_dev->slave_irq_pending = |
| ((status1 || status2 || status3) ? true : false); |
| |
| return IRQ_HANDLED; |
| } |
| |
| static int wcd937x_init_reg(struct snd_soc_component *component) |
| { |
| snd_soc_component_update_bits(component, WCD937X_SLEEP_CTL, |
| 0x0E, 0x0E); |
| snd_soc_component_update_bits(component, WCD937X_SLEEP_CTL, |
| 0x80, 0x80); |
| usleep_range(1000, 1010); |
| snd_soc_component_update_bits(component, WCD937X_SLEEP_CTL, |
| 0x40, 0x40); |
| usleep_range(1000, 1010); |
| snd_soc_component_update_bits(component, WCD937X_LDORXTX_CONFIG, |
| 0x10, 0x00); |
| snd_soc_component_update_bits(component, WCD937X_BIAS_VBG_FINE_ADJ, |
| 0xF0, 0x80); |
| snd_soc_component_update_bits(component, WCD937X_ANA_BIAS, |
| 0x80, 0x80); |
| snd_soc_component_update_bits(component, WCD937X_ANA_BIAS, |
| 0x40, 0x40); |
| usleep_range(10000, 10010); |
| snd_soc_component_update_bits(component, WCD937X_ANA_BIAS, |
| 0x40, 0x00); |
| snd_soc_component_update_bits(component, WCD937X_HPH_OCP_CTL, |
| 0xFF, 0x3A); |
| snd_soc_component_update_bits(component, WCD937X_RX_OCP_CTL, |
| 0x0F, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_SURGE_HPHLR_SURGE_EN, |
| 0xFF, 0xD9); |
| snd_soc_component_update_bits(component, WCD937X_MICB1_TEST_CTL_1, |
| 0xFF, 0xFA); |
| snd_soc_component_update_bits(component, WCD937X_MICB2_TEST_CTL_1, |
| 0xFF, 0xFA); |
| snd_soc_component_update_bits(component, WCD937X_MICB3_TEST_CTL_1, |
| 0xFF, 0xFA); |
| return 0; |
| } |
| |
| static int wcd937x_set_port_params(struct snd_soc_component *component, |
| u8 slv_prt_type, u8 *port_id, u8 *num_ch, |
| u8 *ch_mask, u32 *ch_rate, |
| u8 *port_type, u8 path) |
| { |
| int i, j; |
| u8 num_ports = 0; |
| struct codec_port_info (*map)[MAX_PORT][MAX_CH_PER_PORT] = NULL; |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| switch (path) { |
| case CODEC_RX: |
| map = &wcd937x->rx_port_mapping; |
| num_ports = wcd937x->num_rx_ports; |
| break; |
| case CODEC_TX: |
| map = &wcd937x->tx_port_mapping; |
| num_ports = wcd937x->num_tx_ports; |
| break; |
| } |
| |
| for (i = 0; i <= num_ports; i++) { |
| for (j = 0; j < MAX_CH_PER_PORT; j++) { |
| if ((*map)[i][j].slave_port_type == slv_prt_type) |
| goto found; |
| } |
| } |
| found: |
| if (i > num_ports || j == MAX_CH_PER_PORT) { |
| dev_err(component->dev, "%s Failed to find slave port for type %u\n", |
| __func__, slv_prt_type); |
| return -EINVAL; |
| } |
| *port_id = i; |
| *num_ch = (*map)[i][j].num_ch; |
| *ch_mask = (*map)[i][j].ch_mask; |
| *ch_rate = (*map)[i][j].ch_rate; |
| *port_type = (*map)[i][j].master_port_type; |
| |
| return 0; |
| } |
| |
| static int wcd937x_parse_port_mapping(struct device *dev, |
| char *prop, u8 path) |
| { |
| u32 *dt_array, map_size, map_length; |
| u32 port_num = 0, ch_mask, ch_rate, old_port_num = 0; |
| u32 slave_port_type, master_port_type; |
| u32 i, ch_iter = 0; |
| int ret = 0; |
| u8 *num_ports = NULL; |
| struct codec_port_info (*map)[MAX_PORT][MAX_CH_PER_PORT] = NULL; |
| struct wcd937x_priv *wcd937x = dev_get_drvdata(dev); |
| |
| switch (path) { |
| case CODEC_RX: |
| map = &wcd937x->rx_port_mapping; |
| num_ports = &wcd937x->num_rx_ports; |
| break; |
| case CODEC_TX: |
| map = &wcd937x->tx_port_mapping; |
| num_ports = &wcd937x->num_tx_ports; |
| break; |
| } |
| |
| if (!of_find_property(dev->of_node, prop, |
| &map_size)) { |
| dev_err(dev, "missing port mapping prop %s\n", prop); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| map_length = map_size / (NUM_SWRS_DT_PARAMS * sizeof(u32)); |
| |
| dt_array = kzalloc(map_size, GFP_KERNEL); |
| |
| if (!dt_array) { |
| ret = -ENOMEM; |
| goto err; |
| } |
| ret = of_property_read_u32_array(dev->of_node, prop, dt_array, |
| NUM_SWRS_DT_PARAMS * map_length); |
| if (ret) { |
| dev_err(dev, "%s: Failed to read port mapping from prop %s\n", |
| __func__, prop); |
| ret = -EINVAL; |
| goto err_pdata_fail; |
| } |
| |
| for (i = 0; i < map_length; i++) { |
| port_num = dt_array[NUM_SWRS_DT_PARAMS * i]; |
| slave_port_type = dt_array[NUM_SWRS_DT_PARAMS * i + 1]; |
| ch_mask = dt_array[NUM_SWRS_DT_PARAMS * i + 2]; |
| ch_rate = dt_array[NUM_SWRS_DT_PARAMS * i + 3]; |
| master_port_type = dt_array[NUM_SWRS_DT_PARAMS * i + 4]; |
| |
| if (port_num != old_port_num) |
| ch_iter = 0; |
| |
| (*map)[port_num][ch_iter].slave_port_type = slave_port_type; |
| (*map)[port_num][ch_iter].ch_mask = ch_mask; |
| (*map)[port_num][ch_iter].master_port_type = master_port_type; |
| (*map)[port_num][ch_iter].num_ch = __sw_hweight8(ch_mask); |
| (*map)[port_num][ch_iter++].ch_rate = ch_rate; |
| old_port_num = port_num; |
| } |
| *num_ports = port_num; |
| kfree(dt_array); |
| return 0; |
| |
| err_pdata_fail: |
| kfree(dt_array); |
| err: |
| return ret; |
| } |
| |
| static int wcd937x_tx_connect_port(struct snd_soc_component *component, |
| u8 slv_port_type, u8 enable) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| u8 port_id; |
| u8 num_ch; |
| u8 ch_mask; |
| u32 ch_rate; |
| u8 port_type; |
| u8 num_port = 1; |
| int ret = 0; |
| |
| ret = wcd937x_set_port_params(component, slv_port_type, &port_id, |
| &num_ch, &ch_mask, &ch_rate, |
| &port_type, CODEC_TX); |
| |
| if (ret) |
| return ret; |
| |
| if (enable) |
| ret = swr_connect_port(wcd937x->tx_swr_dev, &port_id, |
| num_port, &ch_mask, &ch_rate, |
| &num_ch, &port_type); |
| else |
| ret = swr_disconnect_port(wcd937x->tx_swr_dev, &port_id, |
| num_port, &ch_mask, &port_type); |
| return ret; |
| |
| } |
| static int wcd937x_rx_connect_port(struct snd_soc_component *component, |
| u8 slv_port_type, u8 enable) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| u8 port_id; |
| u8 num_ch; |
| u8 ch_mask; |
| u32 ch_rate; |
| u8 port_type; |
| u8 num_port = 1; |
| int ret = 0; |
| |
| ret = wcd937x_set_port_params(component, slv_port_type, &port_id, |
| &num_ch, &ch_mask, &ch_rate, |
| &port_type, CODEC_RX); |
| |
| if (ret) |
| return ret; |
| |
| if (enable) |
| ret = swr_connect_port(wcd937x->rx_swr_dev, &port_id, |
| num_port, &ch_mask, &ch_rate, |
| &num_ch, &port_type); |
| else |
| ret = swr_disconnect_port(wcd937x->rx_swr_dev, &port_id, |
| num_port, &ch_mask, &port_type); |
| return ret; |
| } |
| |
| static int wcd937x_rx_clk_enable(struct snd_soc_component *component) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| if (wcd937x->rx_clk_cnt == 0) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x08, 0x08); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_RX0_CTL, 0x40, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_RX1_CTL, 0x40, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_RX2_CTL, 0x40, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x02, 0x02); |
| } |
| wcd937x->rx_clk_cnt++; |
| |
| return 0; |
| } |
| |
| static int wcd937x_rx_clk_disable(struct snd_soc_component *component) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| if (wcd937x->rx_clk_cnt == 0) { |
| dev_dbg(wcd937x->dev, "%s:clk already disabled\n", __func__); |
| return 0; |
| } |
| wcd937x->rx_clk_cnt--; |
| if (wcd937x->rx_clk_cnt == 0) { |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, 0x01, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, |
| 0x02, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, |
| 0x01, 0x00); |
| } |
| return 0; |
| } |
| |
| /* |
| * wcd937x_soc_get_mbhc: get wcd937x_mbhc handle of corresponding component |
| * @component: handle to snd_soc_component * |
| * |
| * return wcd937x_mbhc handle or error code in case of failure |
| */ |
| struct wcd937x_mbhc *wcd937x_soc_get_mbhc(struct snd_soc_component *component) |
| { |
| struct wcd937x_priv *wcd937x; |
| |
| if (!component) { |
| pr_err("%s: Invalid params, NULL component\n", __func__); |
| return NULL; |
| } |
| wcd937x = snd_soc_component_get_drvdata(component); |
| |
| if (!wcd937x) { |
| pr_err("%s: Invalid params, NULL tavil\n", __func__); |
| return NULL; |
| } |
| |
| return wcd937x->mbhc; |
| } |
| EXPORT_SYMBOL(wcd937x_soc_get_mbhc); |
| |
| static int wcd937x_codec_hphl_dac_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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_clk_enable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, |
| 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_HPH_GAIN_CTL, |
| 0x04, 0x04); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_RDAC_CLK_CTL1, |
| 0x80, 0x00); |
| set_bit(HPH_COMP_DELAY, &wcd937x->status_mask); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| if (hph_mode == CLS_AB_HIFI || hph_mode == CLS_H_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x02); |
| else if (hph_mode == CLS_H_LOHIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x06); |
| if (wcd937x->comp1_enable) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_L_EN, 0x20, 0x00); |
| if (wcd937x->comp2_enable) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_R_EN, 0x20, 0x00); |
| } |
| /* |
| * 5ms sleep is required after COMP is enabled as per |
| * HW requirement |
| */ |
| if (test_bit(HPH_COMP_DELAY, &wcd937x->status_mask)) { |
| usleep_range(5000, 5100); |
| clear_bit(HPH_COMP_DELAY, |
| &wcd937x->status_mask); |
| } |
| } else { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x02, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_L_EN, 0x20, 0x20); |
| } |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_HPH_TIMER1, 0x02, 0x00); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x01); |
| break; |
| } |
| |
| return 0; |
| } |
| |
| static int wcd937x_codec_hphr_dac_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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_clk_enable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_HPH_GAIN_CTL, 0x08, 0x08); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_RDAC_CLK_CTL1, 0x80, 0x00); |
| set_bit(HPH_COMP_DELAY, &wcd937x->status_mask); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| if (hph_mode == CLS_AB_HIFI || hph_mode == CLS_H_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_R, |
| 0x0F, 0x02); |
| else if (hph_mode == CLS_H_LOHIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_R, |
| 0x0F, 0x06); |
| if (wcd937x->comp2_enable) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_R_EN, 0x20, 0x00); |
| if (wcd937x->comp1_enable) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_L_EN, 0x20, 0x00); |
| } |
| /* |
| * 5ms sleep is required after COMP is enabled as per |
| * HW requirement |
| */ |
| if (test_bit(HPH_COMP_DELAY, &wcd937x->status_mask)) { |
| usleep_range(5000, 5100); |
| clear_bit(HPH_COMP_DELAY, |
| &wcd937x->status_mask); |
| } |
| } else { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x01, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_R_EN, 0x20, 0x20); |
| } |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_HPH_TIMER1, 0x02, 0x00); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_R, |
| 0x0F, 0x01); |
| break; |
| } |
| |
| return 0; |
| } |
| |
| static int wcd937x_codec_ear_dac_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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_clk_enable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_HPH_GAIN_CTL, |
| 0x04, 0x04); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, |
| 0x01, 0x01); |
| if (hph_mode == CLS_AB_HIFI || hph_mode == CLS_H_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x02); |
| else if (hph_mode == CLS_H_LOHIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x06); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_COMP_CTL_0, |
| 0x02, 0x02); |
| usleep_range(5000, 5010); |
| snd_soc_component_update_bits(component, WCD937X_FLYBACK_EN, |
| 0x04, 0x00); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_PRE_DAC, |
| WCD_CLSH_STATE_EAR, |
| hph_mode); |
| |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| if (hph_mode == CLS_AB_HIFI || hph_mode == CLS_H_LOHIFI || |
| hph_mode == CLS_H_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_RDAC_HD2_CTL_L, |
| 0x0F, 0x01); |
| break; |
| }; |
| return 0; |
| |
| } |
| |
| static int wcd937x_codec_aux_dac_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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_clk_enable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, |
| 0x04, 0x04); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, |
| 0x04, 0x04); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_AUX_GAIN_CTL, |
| 0x01, 0x01); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_PRE_DAC, |
| WCD_CLSH_STATE_AUX, |
| hph_mode); |
| |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_rx_clk_disable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, |
| 0x04, 0x00); |
| break; |
| }; |
| return 0; |
| |
| } |
| |
| static int wcd937x_codec_enable_hphr_pa(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int ret = 0; |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| ret = swr_slvdev_datapath_control(wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| true); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_PRE_DAC, |
| WCD_CLSH_STATE_HPHR, |
| hph_mode); |
| snd_soc_component_update_bits(component, WCD937X_ANA_HPH, |
| 0x10, 0x10); |
| usleep_range(100, 110); |
| set_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| ret = swr_slvdev_datapath_control(wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| true); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL1, 0x17, 0x13); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| /* |
| * 7ms sleep is required after PA is enabled as per |
| * HW requirement. If compander is disabled, then |
| * 20ms delay is required. |
| */ |
| if (test_bit(HPH_PA_DELAY, &wcd937x->status_mask)) { |
| if (!wcd937x->comp2_enable) |
| usleep_range(20000, 20100); |
| else |
| usleep_range(7000, 7100); |
| clear_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| } |
| |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_HPH_TIMER1, |
| 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_R_TEST, 0x01, 0x01); |
| if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, |
| 0x02, 0x02); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX2 << 0x10)); |
| break; |
| case SND_SOC_DAPM_PRE_PMD: |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_R_TEST, 0x01, 0x00); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX2 << 0x10 | 0x1)); |
| blocking_notifier_call_chain(&wcd937x->mbhc->notifier, |
| WCD_EVENT_PRE_HPHR_PA_OFF, |
| &wcd937x->mbhc->wcd_mbhc); |
| set_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| /* |
| * 7ms sleep is required after PA is disabled as per |
| * HW requirement. If compander is disabled, then |
| * 20ms delay is required. |
| */ |
| if (test_bit(HPH_PA_DELAY, &wcd937x->status_mask)) { |
| if (!wcd937x->comp2_enable) |
| usleep_range(20000, 20100); |
| else |
| usleep_range(7000, 7100); |
| clear_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| } |
| |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL1, 0x17, 0x00); |
| blocking_notifier_call_chain(&wcd937x->mbhc->notifier, |
| WCD_EVENT_POST_HPHR_PA_OFF, |
| &wcd937x->mbhc->wcd_mbhc); |
| snd_soc_component_update_bits(component, WCD937X_ANA_HPH, |
| 0x10, 0x00); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_POST_PA, |
| WCD_CLSH_STATE_HPHR, |
| hph_mode); |
| break; |
| }; |
| return ret; |
| } |
| |
| static int wcd937x_codec_enable_hphl_pa(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int ret = 0; |
| int hph_mode = wcd937x->hph_mode; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| ret = swr_slvdev_datapath_control(wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| true); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_PRE_DAC, |
| WCD_CLSH_STATE_HPHL, |
| hph_mode); |
| snd_soc_component_update_bits(component, WCD937X_ANA_HPH, |
| 0x20, 0x20); |
| usleep_range(100, 110); |
| set_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL0, 0x17, 0x13); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| /* |
| * 7ms sleep is required after PA is enabled as per |
| * HW requirement. If compander is disabled, then |
| * 20ms delay is required. |
| */ |
| if (test_bit(HPH_PA_DELAY, &wcd937x->status_mask)) { |
| if (!wcd937x->comp1_enable) |
| usleep_range(20000, 20100); |
| else |
| usleep_range(7000, 7100); |
| clear_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| } |
| |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_NEW_INT_HPH_TIMER1, |
| 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_L_TEST, 0x01, 0x01); |
| if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, |
| 0x02, 0x02); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX1 << 0x10)); |
| break; |
| case SND_SOC_DAPM_PRE_PMD: |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_L_TEST, 0x01, 0x00); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX1 << 0x10 | 0x1)); |
| blocking_notifier_call_chain(&wcd937x->mbhc->notifier, |
| WCD_EVENT_PRE_HPHL_PA_OFF, |
| &wcd937x->mbhc->wcd_mbhc); |
| set_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| /* |
| * 7ms sleep is required after PA is disabled as per |
| * HW requirement. If compander is disabled, then |
| * 20ms delay is required. |
| */ |
| if (test_bit(HPH_PA_DELAY, &wcd937x->status_mask)) { |
| if (!wcd937x->comp1_enable) |
| usleep_range(20000, 20100); |
| else |
| usleep_range(7000, 7100); |
| clear_bit(HPH_PA_DELAY, &wcd937x->status_mask); |
| } |
| |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL0, 0x17, 0x00); |
| blocking_notifier_call_chain(&wcd937x->mbhc->notifier, |
| WCD_EVENT_POST_HPHL_PA_OFF, |
| &wcd937x->mbhc->wcd_mbhc); |
| snd_soc_component_update_bits(component, WCD937X_ANA_HPH, |
| 0x20, 0x00); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_POST_PA, |
| WCD_CLSH_STATE_HPHL, |
| hph_mode); |
| break; |
| }; |
| return ret; |
| } |
| |
| static int wcd937x_codec_enable_aux_pa(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| int ret = 0; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| ret = swr_slvdev_datapath_control(wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| true); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL2, 0x05, 0x05); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| usleep_range(1000, 1010); |
| if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, |
| 0x02, 0x02); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX3 << 0x10)); |
| break; |
| case SND_SOC_DAPM_PRE_PMD: |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX3 << 0x10 | 0x1)); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| /* Add delay as per hw requirement */ |
| usleep_range(2000, 2010); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_POST_PA, |
| WCD_CLSH_STATE_AUX, |
| hph_mode); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL2, 0x05, 0x00); |
| break; |
| }; |
| return ret; |
| } |
| |
| static int wcd937x_codec_enable_ear_pa(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int hph_mode = wcd937x->hph_mode; |
| int ret = 0; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| ret = swr_slvdev_datapath_control(wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| true); |
| /* |
| * Enable watchdog interrupt for HPHL or AUX |
| * depending on mux value |
| */ |
| wcd937x->ear_rx_path = |
| snd_soc_component_read32( |
| component, WCD937X_DIGITAL_CDC_EAR_PATH_CTL); |
| if (wcd937x->ear_rx_path & EAR_RX_PATH_AUX) |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL2, |
| 0x05, 0x05); |
| else |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL0, |
| 0x17, 0x13); |
| if (!wcd937x->comp1_enable) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_EAR_COMPANDER_CTL, 0x80, 0x80); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| usleep_range(6000, 6010); |
| if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_RX_SUPPLIES, |
| 0x02, 0x02); |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX1 << 0x10)); |
| break; |
| case SND_SOC_DAPM_PRE_PMD: |
| if (wcd937x->update_wcd_event) |
| wcd937x->update_wcd_event(wcd937x->handle, |
| WCD_BOLERO_EVT_RX_MUTE, |
| (WCD_RX1 << 0x10 | 0x1)); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| if (!wcd937x->comp1_enable) |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_EAR_COMPANDER_CTL, 0x80, 0x00); |
| usleep_range(7000, 7010); |
| wcd_cls_h_fsm(component, &wcd937x->clsh_info, |
| WCD_CLSH_EVENT_POST_PA, |
| WCD_CLSH_STATE_EAR, |
| hph_mode); |
| snd_soc_component_update_bits(component, WCD937X_FLYBACK_EN, |
| 0x04, 0x04); |
| if (wcd937x->ear_rx_path & EAR_RX_PATH_AUX) |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL2, |
| 0x05, 0x00); |
| else |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_PDM_WD_CTL0, |
| 0x17, 0x00); |
| break; |
| }; |
| return ret; |
| } |
| |
| static int wcd937x_enable_clsh(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int mode = wcd937x->hph_mode; |
| int ret = 0; |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| if (mode == CLS_H_LOHIFI || mode == CLS_H_ULP || |
| mode == CLS_H_HIFI || mode == CLS_H_LP) { |
| wcd937x_rx_connect_port(component, CLSH, |
| SND_SOC_DAPM_EVENT_ON(event)); |
| } |
| if (SND_SOC_DAPM_EVENT_OFF(event)) |
| ret = swr_slvdev_datapath_control( |
| wcd937x->rx_swr_dev, |
| wcd937x->rx_swr_dev->dev_num, |
| false); |
| return ret; |
| } |
| |
| static int wcd937x_enable_rx1(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_connect_port(component, HPH_L, true); |
| if (wcd937x->comp1_enable) |
| wcd937x_rx_connect_port(component, COMP_L, true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_rx_connect_port(component, HPH_L, false); |
| if (wcd937x->comp1_enable) |
| wcd937x_rx_connect_port(component, COMP_L, false); |
| wcd937x_rx_clk_disable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, |
| 0x01, 0x00); |
| break; |
| }; |
| return 0; |
| } |
| |
| static int wcd937x_enable_rx2(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_connect_port(component, HPH_R, true); |
| if (wcd937x->comp2_enable) |
| wcd937x_rx_connect_port(component, COMP_R, true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_rx_connect_port(component, HPH_R, false); |
| if (wcd937x->comp2_enable) |
| wcd937x_rx_connect_port(component, COMP_R, false); |
| wcd937x_rx_clk_disable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, |
| 0x02, 0x00); |
| break; |
| }; |
| |
| return 0; |
| } |
| |
| static int wcd937x_enable_rx3(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, |
| int event) |
| { |
| struct snd_soc_component *component = |
| snd_soc_dapm_to_component(w->dapm); |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_rx_connect_port(component, LO, true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_rx_connect_port(component, LO, false); |
| usleep_range(6000, 6010); |
| wcd937x_rx_clk_disable(component); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x04, 0x00); |
| break; |
| } |
| return 0; |
| |
| } |
| |
| static int wcd937x_codec_enable_dmic(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| u16 dmic_clk_reg; |
| s32 *dmic_clk_cnt; |
| unsigned int dmic; |
| char *wname; |
| int ret = 0; |
| |
| wname = strpbrk(w->name, "012345"); |
| |
| if (!wname) { |
| dev_err(component->dev, "%s: widget not found\n", __func__); |
| return -EINVAL; |
| } |
| |
| ret = kstrtouint(wname, 10, &dmic); |
| if (ret < 0) { |
| dev_err(component->dev, "%s: Invalid DMIC line on the codec\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (dmic) { |
| case 0: |
| case 1: |
| dmic_clk_cnt = &(wcd937x->dmic_0_1_clk_cnt); |
| dmic_clk_reg = WCD937X_DIGITAL_CDC_DMIC1_CTL; |
| break; |
| case 2: |
| case 3: |
| dmic_clk_cnt = &(wcd937x->dmic_2_3_clk_cnt); |
| dmic_clk_reg = WCD937X_DIGITAL_CDC_DMIC2_CTL; |
| break; |
| case 4: |
| case 5: |
| dmic_clk_cnt = &(wcd937x->dmic_4_5_clk_cnt); |
| dmic_clk_reg = WCD937X_DIGITAL_CDC_DMIC3_CTL; |
| break; |
| default: |
| dev_err(component->dev, "%s: Invalid DMIC Selection\n", |
| __func__); |
| return -EINVAL; |
| }; |
| dev_dbg(component->dev, "%s: event %d DMIC%d dmic_clk_cnt %d\n", |
| __func__, event, dmic, *dmic_clk_cnt); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x80, 0x80); |
| snd_soc_component_update_bits(component, |
| dmic_clk_reg, 0x07, 0x02); |
| snd_soc_component_update_bits(component, |
| dmic_clk_reg, 0x08, 0x08); |
| snd_soc_component_update_bits(component, |
| dmic_clk_reg, 0x70, 0x20); |
| wcd937x_tx_connect_port(component, DMIC0 + (w->shift), true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_tx_connect_port(component, DMIC0 + (w->shift), false); |
| break; |
| |
| }; |
| return 0; |
| } |
| |
| /* |
| * wcd937x_get_micb_vout_ctl_val: converts micbias from volts to register value |
| * @micb_mv: micbias in mv |
| * |
| * return register value converted |
| */ |
| int wcd937x_get_micb_vout_ctl_val(u32 micb_mv) |
| { |
| /* min micbias voltage is 1V and maximum is 2.85V */ |
| if (micb_mv < 1000 || micb_mv > 2850) { |
| pr_err("%s: unsupported micbias voltage\n", __func__); |
| return -EINVAL; |
| } |
| |
| return (micb_mv - 1000) / 50; |
| } |
| EXPORT_SYMBOL(wcd937x_get_micb_vout_ctl_val); |
| |
| /* |
| * wcd937x_mbhc_micb_adjust_voltage: adjust specific micbias voltage |
| * @component: handle to snd_soc_component * |
| * @req_volt: micbias voltage to be set |
| * @micb_num: micbias to be set, e.g. micbias1 or micbias2 |
| * |
| * return 0 if adjustment is success or error code in case of failure |
| */ |
| int wcd937x_mbhc_micb_adjust_voltage(struct snd_soc_component *component, |
| int req_volt, int micb_num) |
| { |
| struct wcd937x_priv *wcd937x = |
| snd_soc_component_get_drvdata(component); |
| int cur_vout_ctl, req_vout_ctl; |
| int micb_reg, micb_val, micb_en; |
| int ret = 0; |
| |
| switch (micb_num) { |
| case MIC_BIAS_1: |
| micb_reg = WCD937X_ANA_MICB1; |
| break; |
| case MIC_BIAS_2: |
| micb_reg = WCD937X_ANA_MICB2; |
| break; |
| case MIC_BIAS_3: |
| micb_reg = WCD937X_ANA_MICB3; |
| break; |
| default: |
| return -EINVAL; |
| } |
| mutex_lock(&wcd937x->micb_lock); |
| |
| /* |
| * If requested micbias voltage is same as current micbias |
| * voltage, then just return. Otherwise, adjust voltage as |
| * per requested value. If micbias is already enabled, then |
| * to avoid slow micbias ramp-up or down enable pull-up |
| * momentarily, change the micbias value and then re-enable |
| * micbias. |
| */ |
| micb_val = snd_soc_component_read32(component, micb_reg); |
| micb_en = (micb_val & 0xC0) >> 6; |
| cur_vout_ctl = micb_val & 0x3F; |
| |
| req_vout_ctl = wcd937x_get_micb_vout_ctl_val(req_volt); |
| if (req_vout_ctl < 0) { |
| ret = -EINVAL; |
| goto exit; |
| } |
| if (cur_vout_ctl == req_vout_ctl) { |
| ret = 0; |
| goto exit; |
| } |
| |
| dev_dbg(component->dev, "%s: micb_num: %d, cur_mv: %d, req_mv: %d, micb_en: %d\n", |
| __func__, micb_num, WCD_VOUT_CTL_TO_MICB(cur_vout_ctl), |
| req_volt, micb_en); |
| |
| if (micb_en == 0x1) |
| snd_soc_component_update_bits(component, micb_reg, 0xC0, 0x80); |
| |
| snd_soc_component_update_bits(component, micb_reg, 0x3F, req_vout_ctl); |
| |
| if (micb_en == 0x1) { |
| snd_soc_component_update_bits(component, micb_reg, 0xC0, 0x40); |
| /* |
| * Add 2ms delay as per HW requirement after enabling |
| * micbias |
| */ |
| usleep_range(2000, 2100); |
| } |
| exit: |
| mutex_unlock(&wcd937x->micb_lock); |
| return ret; |
| } |
| EXPORT_SYMBOL(wcd937x_mbhc_micb_adjust_voltage); |
| |
| static int wcd937x_tx_swr_ctrl(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int ret = 0; |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| ret = swr_slvdev_datapath_control(wcd937x->tx_swr_dev, |
| wcd937x->tx_swr_dev->dev_num, |
| true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| ret = swr_slvdev_datapath_control(wcd937x->tx_swr_dev, |
| wcd937x->tx_swr_dev->dev_num, |
| false); |
| break; |
| }; |
| |
| return ret; |
| } |
| |
| static int wcd937x_codec_enable_adc(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 wcd937x_priv *wcd937x = |
| snd_soc_component_get_drvdata(component); |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| mutex_lock(&wcd937x->ana_tx_clk_lock); |
| wcd937x->ana_clk_count++; |
| mutex_unlock(&wcd937x->ana_tx_clk_lock); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x80, 0x80); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x08, 0x08); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x10, 0x10); |
| wcd937x_tx_connect_port(component, ADC1 + (w->shift), true); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_tx_connect_port(component, ADC1 + (w->shift), false); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x08, 0x00); |
| break; |
| }; |
| |
| return 0; |
| } |
| |
| static int wcd937x_enable_req(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 wcd937x_priv *wcd937x = |
| snd_soc_component_get_drvdata(component); |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_REQ_CTL, 0x02, 0x02); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_REQ_CTL, 0x01, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH2, 0x40, 0x40); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x30, 0x30); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH1, 0x80, 0x80); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH2, 0x40, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH2, 0x80, 0x80); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH1, 0x80, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_TX_CH2, 0x80, 0x00); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x10, 0x00); |
| mutex_lock(&wcd937x->ana_tx_clk_lock); |
| wcd937x->ana_clk_count--; |
| if (wcd937x->ana_clk_count <= 0) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x10, 0x00); |
| wcd937x->ana_clk_count = 0; |
| } |
| |
| mutex_unlock(&wcd937x->ana_tx_clk_lock); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0x80, 0x00); |
| break; |
| }; |
| return 0; |
| } |
| |
| int wcd937x_micbias_control(struct snd_soc_component *component, |
| int micb_num, int req, bool is_dapm) |
| { |
| |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int micb_index = micb_num - 1; |
| u16 micb_reg; |
| int pre_off_event = 0, post_off_event = 0; |
| int post_on_event = 0, post_dapm_off = 0; |
| int post_dapm_on = 0; |
| |
| if ((micb_index < 0) || (micb_index > WCD937X_MAX_MICBIAS - 1)) { |
| dev_err(component->dev, "%s: Invalid micbias index, micb_ind:%d\n", |
| __func__, micb_index); |
| return -EINVAL; |
| } |
| switch (micb_num) { |
| case MIC_BIAS_1: |
| micb_reg = WCD937X_ANA_MICB1; |
| break; |
| case MIC_BIAS_2: |
| micb_reg = WCD937X_ANA_MICB2; |
| pre_off_event = WCD_EVENT_PRE_MICBIAS_2_OFF; |
| post_off_event = WCD_EVENT_POST_MICBIAS_2_OFF; |
| post_on_event = WCD_EVENT_POST_MICBIAS_2_ON; |
| post_dapm_on = WCD_EVENT_POST_DAPM_MICBIAS_2_ON; |
| post_dapm_off = WCD_EVENT_POST_DAPM_MICBIAS_2_OFF; |
| break; |
| case MIC_BIAS_3: |
| micb_reg = WCD937X_ANA_MICB3; |
| break; |
| default: |
| dev_err(component->dev, "%s: Invalid micbias number: %d\n", |
| __func__, micb_num); |
| return -EINVAL; |
| }; |
| mutex_lock(&wcd937x->micb_lock); |
| |
| switch (req) { |
| case MICB_PULLUP_ENABLE: |
| wcd937x->pullup_ref[micb_index]++; |
| if ((wcd937x->pullup_ref[micb_index] == 1) && |
| (wcd937x->micb_ref[micb_index] == 0)) |
| snd_soc_component_update_bits(component, micb_reg, |
| 0xC0, 0x80); |
| break; |
| case MICB_PULLUP_DISABLE: |
| if (wcd937x->pullup_ref[micb_index] > 0) |
| wcd937x->pullup_ref[micb_index]--; |
| if ((wcd937x->pullup_ref[micb_index] == 0) && |
| (wcd937x->micb_ref[micb_index] == 0)) |
| snd_soc_component_update_bits(component, micb_reg, |
| 0xC0, 0x00); |
| break; |
| case MICB_ENABLE: |
| wcd937x->micb_ref[micb_index]++; |
| mutex_lock(&wcd937x->ana_tx_clk_lock); |
| wcd937x->ana_clk_count++; |
| mutex_unlock(&wcd937x->ana_tx_clk_lock); |
| if (wcd937x->micb_ref[micb_index] == 1) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_DIG_CLK_CTL, 0xE0, 0xE0); |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, 0x10, 0x10); |
| snd_soc_component_update_bits(component, |
| WCD937X_MICB1_TEST_CTL_2, 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_MICB2_TEST_CTL_2, 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| WCD937X_MICB3_TEST_CTL_2, 0x01, 0x01); |
| snd_soc_component_update_bits(component, |
| micb_reg, 0xC0, 0x40); |
| if (post_on_event) |
| blocking_notifier_call_chain( |
| &wcd937x->mbhc->notifier, post_on_event, |
| &wcd937x->mbhc->wcd_mbhc); |
| } |
| if (is_dapm && post_dapm_on && wcd937x->mbhc) |
| blocking_notifier_call_chain( |
| &wcd937x->mbhc->notifier, post_dapm_on, |
| &wcd937x->mbhc->wcd_mbhc); |
| break; |
| case MICB_DISABLE: |
| mutex_lock(&wcd937x->ana_tx_clk_lock); |
| wcd937x->ana_clk_count--; |
| mutex_unlock(&wcd937x->ana_tx_clk_lock); |
| if (wcd937x->micb_ref[micb_index] > 0) |
| wcd937x->micb_ref[micb_index]--; |
| if ((wcd937x->micb_ref[micb_index] == 0) && |
| (wcd937x->pullup_ref[micb_index] > 0)) |
| snd_soc_component_update_bits(component, micb_reg, |
| 0xC0, 0x80); |
| else if ((wcd937x->micb_ref[micb_index] == 0) && |
| (wcd937x->pullup_ref[micb_index] == 0)) { |
| if (pre_off_event && wcd937x->mbhc) |
| blocking_notifier_call_chain( |
| &wcd937x->mbhc->notifier, pre_off_event, |
| &wcd937x->mbhc->wcd_mbhc); |
| snd_soc_component_update_bits(component, micb_reg, |
| 0xC0, 0x00); |
| if (post_off_event && wcd937x->mbhc) |
| blocking_notifier_call_chain( |
| &wcd937x->mbhc->notifier, |
| post_off_event, |
| &wcd937x->mbhc->wcd_mbhc); |
| } |
| mutex_lock(&wcd937x->ana_tx_clk_lock); |
| if (wcd937x->ana_clk_count <= 0) { |
| snd_soc_component_update_bits(component, |
| WCD937X_DIGITAL_CDC_ANA_CLK_CTL, |
| 0x10, 0x00); |
| wcd937x->ana_clk_count = 0; |
| } |
| mutex_unlock(&wcd937x->ana_tx_clk_lock); |
| if (is_dapm && post_dapm_off && wcd937x->mbhc) |
| blocking_notifier_call_chain( |
| &wcd937x->mbhc->notifier, post_dapm_off, |
| &wcd937x->mbhc->wcd_mbhc); |
| break; |
| }; |
| |
| dev_dbg(component->dev, "%s: micb_num:%d, micb_ref: %d, pullup_ref: %d\n", |
| __func__, micb_num, wcd937x->micb_ref[micb_index], |
| wcd937x->pullup_ref[micb_index]); |
| mutex_unlock(&wcd937x->micb_lock); |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(wcd937x_micbias_control); |
| |
| static int wcd937x_get_logical_addr(struct swr_device *swr_dev) |
| { |
| int ret = 0; |
| uint8_t devnum = 0; |
| |
| ret = swr_get_logical_dev_num(swr_dev, swr_dev->addr, &devnum); |
| if (ret) { |
| dev_err(&swr_dev->dev, |
| "%s get devnum %d for dev addr %lx failed\n", |
| __func__, devnum, swr_dev->addr); |
| return ret; |
| } |
| swr_dev->dev_num = devnum; |
| return 0; |
| } |
| |
| static int wcd937x_event_notify(struct notifier_block *block, |
| unsigned long val, |
| void *data) |
| { |
| u16 event = (val & 0xffff); |
| u16 amic = (val >> 0x10); |
| u16 mask = 0x40, reg = 0x0; |
| int ret = 0; |
| struct wcd937x_priv *wcd937x = dev_get_drvdata((struct device *)data); |
| struct snd_soc_component *component = wcd937x->component; |
| struct wcd_mbhc *mbhc; |
| |
| switch (event) { |
| case BOLERO_WCD_EVT_TX_CH_HOLD_CLEAR: |
| if (amic == 0x1 || amic == 0x2) |
| reg = WCD937X_ANA_TX_CH2; |
| else if (amic == 0x3) |
| reg = WCD937X_ANA_TX_CH3_HPF; |
| else |
| return 0; |
| if (amic == 0x2) |
| mask = 0x20; |
| snd_soc_component_update_bits(component, reg, mask, 0x00); |
| break; |
| case BOLERO_WCD_EVT_PA_OFF_PRE_SSR: |
| snd_soc_component_update_bits(component, WCD937X_ANA_HPH, |
| 0xC0, 0x00); |
| snd_soc_component_update_bits(component, WCD937X_ANA_EAR, |
| 0x80, 0x00); |
| snd_soc_component_update_bits(component, WCD937X_AUX_AUXPA, |
| 0x80, 0x00); |
| break; |
| case BOLERO_WCD_EVT_SSR_DOWN: |
| mbhc = &wcd937x->mbhc->wcd_mbhc; |
| wcd937x_mbhc_ssr_down(wcd937x->mbhc, component); |
| wcd937x_reset_low(wcd937x->dev); |
| break; |
| case BOLERO_WCD_EVT_SSR_UP: |
| wcd937x_reset(wcd937x->dev); |
| wcd937x_get_logical_addr(wcd937x->tx_swr_dev); |
| wcd937x_get_logical_addr(wcd937x->rx_swr_dev); |
| regcache_mark_dirty(wcd937x->regmap); |
| regcache_sync(wcd937x->regmap); |
| /* Enable surge protection */ |
| snd_soc_component_update_bits(component, |
| WCD937X_HPH_SURGE_HPHLR_SURGE_EN, |
| 0xFF, 0xD9); |
| /* Initialize MBHC module */ |
| mbhc = &wcd937x->mbhc->wcd_mbhc; |
| ret = wcd937x_mbhc_post_ssr_init(wcd937x->mbhc, component); |
| if (ret) { |
| dev_err(component->dev, "%s: mbhc initialization failed\n", |
| __func__); |
| } else { |
| wcd937x_mbhc_hs_detect(component, mbhc->mbhc_cfg); |
| } |
| break; |
| default: |
| dev_err(component->dev, "%s: invalid event %d\n", __func__, |
| event); |
| break; |
| } |
| return 0; |
| } |
| |
| static int __wcd937x_codec_enable_micbias(struct snd_soc_dapm_widget *w, |
| int event) |
| { |
| struct snd_soc_component *component = |
| snd_soc_dapm_to_component(w->dapm); |
| int micb_num; |
| |
| dev_dbg(component->dev, "%s: wname: %s, event: %d\n", |
| __func__, w->name, event); |
| |
| if (strnstr(w->name, "MIC BIAS1", sizeof("MIC BIAS1"))) |
| micb_num = MIC_BIAS_1; |
| else if (strnstr(w->name, "MIC BIAS2", sizeof("MIC BIAS2"))) |
| micb_num = MIC_BIAS_2; |
| else if (strnstr(w->name, "MIC BIAS3", sizeof("MIC BIAS3"))) |
| micb_num = MIC_BIAS_3; |
| else |
| return -EINVAL; |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| wcd937x_micbias_control(component, micb_num, |
| MICB_ENABLE, true); |
| break; |
| case SND_SOC_DAPM_POST_PMU: |
| usleep_range(1000, 1100); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| wcd937x_micbias_control(component, micb_num, |
| MICB_DISABLE, true); |
| break; |
| }; |
| |
| return 0; |
| |
| } |
| |
| static int wcd937x_codec_enable_micbias(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, |
| int event) |
| { |
| return __wcd937x_codec_enable_micbias(w, event); |
| } |
| |
| static int wcd937x_rx_hph_mode_get(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| ucontrol->value.integer.value[0] = wcd937x->hph_mode; |
| return 0; |
| } |
| |
| static int wcd937x_rx_hph_mode_put(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| u32 mode_val; |
| |
| mode_val = ucontrol->value.enumerated.item[0]; |
| |
| dev_dbg(component->dev, "%s: mode: %d\n", __func__, mode_val); |
| |
| if (mode_val == 0) { |
| dev_warn(component->dev, "%s:Invalid HPH Mode, default to class_AB\n", |
| __func__); |
| mode_val = 3; /* enum will be updated later */ |
| } |
| wcd937x->hph_mode = mode_val; |
| return 0; |
| } |
| |
| static int wcd937x_ear_pa_gain_get(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| u8 ear_pa_gain = 0; |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| |
| ear_pa_gain = snd_soc_component_read32(component, |
| WCD937X_ANA_EAR_COMPANDER_CTL); |
| |
| ear_pa_gain = (ear_pa_gain & 0x7C) >> 2; |
| |
| ucontrol->value.integer.value[0] = ear_pa_gain; |
| |
| dev_dbg(component->dev, "%s: ear_pa_gain = 0x%x\n", __func__, |
| ear_pa_gain); |
| |
| return 0; |
| } |
| |
| static int wcd937x_ear_pa_gain_put(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| u8 ear_pa_gain = 0; |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| dev_dbg(component->dev, "%s: ucontrol->value.integer.value[0] = %ld\n", |
| __func__, ucontrol->value.integer.value[0]); |
| |
| ear_pa_gain = ucontrol->value.integer.value[0] << 2; |
| |
| if (!wcd937x->comp1_enable) { |
| snd_soc_component_update_bits(component, |
| WCD937X_ANA_EAR_COMPANDER_CTL, |
| 0x7C, ear_pa_gain); |
| } |
| |
| return 0; |
| } |
| |
| static int wcd937x_get_compander(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| bool hphr; |
| struct soc_multi_mixer_control *mc; |
| |
| mc = (struct soc_multi_mixer_control *)(kcontrol->private_value); |
| hphr = mc->shift; |
| |
| ucontrol->value.integer.value[0] = hphr ? wcd937x->comp2_enable : |
| wcd937x->comp1_enable; |
| return 0; |
| } |
| |
| static int wcd937x_set_compander(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_component *component = |
| snd_soc_kcontrol_component(kcontrol); |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| int value = ucontrol->value.integer.value[0]; |
| bool hphr; |
| struct soc_multi_mixer_control *mc; |
| |
| mc = (struct soc_multi_mixer_control *)(kcontrol->private_value); |
| hphr = mc->shift; |
| if (hphr) |
| wcd937x->comp2_enable = value; |
| else |
| wcd937x->comp1_enable = value; |
| |
| return 0; |
| } |
| |
| static int wcd937x_codec_enable_vdd_buck(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 wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| struct wcd937x_pdata *pdata = NULL; |
| int ret = 0; |
| |
| pdata = dev_get_platdata(wcd937x->dev); |
| |
| if (!pdata) { |
| dev_err(component->dev, "%s: pdata is NULL\n", __func__); |
| return -EINVAL; |
| } |
| |
| dev_dbg(component->dev, "%s wname: %s event: %d\n", __func__, |
| w->name, event); |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| if (test_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask)) { |
| dev_dbg(component->dev, |
| "%s: buck already in enabled state\n", |
| __func__); |
| clear_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask); |
| return 0; |
| } |
| ret = msm_cdc_enable_ondemand_supply(wcd937x->dev, |
| wcd937x->supplies, |
| pdata->regulator, |
| pdata->num_supplies, |
| "cdc-vdd-buck"); |
| if (ret == -EINVAL) { |
| dev_err(component->dev, "%s: vdd buck is not enabled\n", |
| __func__); |
| return ret; |
| } |
| clear_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask); |
| /* |
| * 200us sleep is required after LDO15 is enabled as per |
| * HW requirement |
| */ |
| usleep_range(200, 250); |
| break; |
| case SND_SOC_DAPM_POST_PMD: |
| set_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask); |
| break; |
| } |
| return 0; |
| } |
| |
| static const char * const rx_hph_mode_mux_text[] = { |
| "CLS_H_INVALID", "CLS_H_HIFI", "CLS_H_LP", "CLS_AB", "CLS_H_LOHIFI", |
| "CLS_H_ULP", "CLS_AB_HIFI", |
| }; |
| |
| static const char * const wcd937x_ear_pa_gain_text[] = { |
| "G_6_DB", "G_4P5_DB", "G_3_DB", "G_1P5_DB", "G_0_DB", |
| "G_M1P5_DB", "G_M3_DB", "G_M4P5_DB", |
| "G_M6_DB", "G_7P5_DB", "G_M9_DB", |
| "G_M10P5_DB", "G_M12_DB", "G_M13P5_DB", |
| "G_M15_DB", "G_M16P5_DB", "G_M18_DB", |
| }; |
| |
| static const struct soc_enum rx_hph_mode_mux_enum = |
| SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(rx_hph_mode_mux_text), |
| rx_hph_mode_mux_text); |
| |
| static SOC_ENUM_SINGLE_EXT_DECL(wcd937x_ear_pa_gain_enum, |
| wcd937x_ear_pa_gain_text); |
| |
| static const struct snd_kcontrol_new wcd937x_snd_controls[] = { |
| SOC_ENUM_EXT("EAR PA GAIN", wcd937x_ear_pa_gain_enum, |
| wcd937x_ear_pa_gain_get, wcd937x_ear_pa_gain_put), |
| SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum, |
| wcd937x_rx_hph_mode_get, wcd937x_rx_hph_mode_put), |
| SOC_SINGLE_EXT("HPHL_COMP Switch", SND_SOC_NOPM, 0, 1, 0, |
| wcd937x_get_compander, wcd937x_set_compander), |
| SOC_SINGLE_EXT("HPHR_COMP Switch", SND_SOC_NOPM, 1, 1, 0, |
| wcd937x_get_compander, wcd937x_set_compander), |
| |
| SOC_SINGLE_TLV("HPHL Volume", WCD937X_HPH_L_EN, 0, 20, 1, line_gain), |
| SOC_SINGLE_TLV("HPHR Volume", WCD937X_HPH_R_EN, 0, 20, 1, line_gain), |
| SOC_SINGLE_TLV("ADC1 Volume", WCD937X_ANA_TX_CH1, 0, 20, 0, |
| analog_gain), |
| SOC_SINGLE_TLV("ADC2 Volume", WCD937X_ANA_TX_CH2, 0, 20, 0, |
| analog_gain), |
| SOC_SINGLE_TLV("ADC3 Volume", WCD937X_ANA_TX_CH3, 0, 20, 0, |
| analog_gain), |
| }; |
| |
| static const struct snd_kcontrol_new adc1_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new adc2_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new adc3_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic1_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic2_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic3_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic4_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic5_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new dmic6_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new ear_rdac_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new aux_rdac_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new hphl_rdac_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const struct snd_kcontrol_new hphr_rdac_switch[] = { |
| SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| }; |
| |
| static const char * const adc2_mux_text[] = { |
| "INP2", "INP3" |
| }; |
| |
| static const char * const rdac3_mux_text[] = { |
| "RX1", "RX3" |
| }; |
| |
| static const struct soc_enum adc2_enum = |
| SOC_ENUM_SINGLE(WCD937X_TX_NEW_TX_CH2_SEL, 7, |
| ARRAY_SIZE(adc2_mux_text), adc2_mux_text); |
| |
| |
| static const struct soc_enum rdac3_enum = |
| SOC_ENUM_SINGLE(WCD937X_DIGITAL_CDC_EAR_PATH_CTL, 0, |
| ARRAY_SIZE(rdac3_mux_text), rdac3_mux_text); |
| |
| static const struct snd_kcontrol_new tx_adc2_mux = |
| SOC_DAPM_ENUM("ADC2 MUX Mux", adc2_enum); |
| |
| static const struct snd_kcontrol_new rx_rdac3_mux = |
| SOC_DAPM_ENUM("RDAC3_MUX Mux", rdac3_enum); |
| |
| static const struct snd_soc_dapm_widget wcd937x_dapm_widgets[] = { |
| |
| /*input widgets*/ |
| |
| SND_SOC_DAPM_INPUT("AMIC1"), |
| SND_SOC_DAPM_INPUT("AMIC2"), |
| SND_SOC_DAPM_INPUT("AMIC3"), |
| SND_SOC_DAPM_INPUT("IN1_HPHL"), |
| SND_SOC_DAPM_INPUT("IN2_HPHR"), |
| SND_SOC_DAPM_INPUT("IN3_AUX"), |
| |
| /*tx widgets*/ |
| SND_SOC_DAPM_ADC_E("ADC1", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_adc, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("ADC2", NULL, SND_SOC_NOPM, 1, 0, |
| wcd937x_codec_enable_adc, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_MIXER_E("ADC1 REQ", SND_SOC_NOPM, 0, 0, |
| NULL, 0, wcd937x_enable_req, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("ADC2 REQ", SND_SOC_NOPM, 0, 0, |
| NULL, 0, wcd937x_enable_req, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_MUX("ADC2 MUX", SND_SOC_NOPM, 0, 0, |
| &tx_adc2_mux), |
| |
| /*tx mixers*/ |
| SND_SOC_DAPM_MIXER_E("ADC1_MIXER", SND_SOC_NOPM, 0, 0, |
| adc1_switch, ARRAY_SIZE(adc1_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("ADC2_MIXER", SND_SOC_NOPM, 0, 0, |
| adc2_switch, ARRAY_SIZE(adc2_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| |
| /* micbias widgets*/ |
| SND_SOC_DAPM_MICBIAS_E("MIC BIAS1", SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_micbias, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MICBIAS_E("MIC BIAS2", SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_micbias, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MICBIAS_E("MIC BIAS3", SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_micbias, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_SUPPLY("VDD_BUCK", SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_vdd_buck, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_SUPPLY_S("CLS_H_PORT", 1, SND_SOC_NOPM, 0, 0, |
| wcd937x_enable_clsh, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| /*rx widgets*/ |
| SND_SOC_DAPM_PGA_E("EAR PGA", WCD937X_ANA_EAR, 7, 0, NULL, 0, |
| wcd937x_codec_enable_ear_pa, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_PGA_E("AUX PGA", WCD937X_AUX_AUXPA, 7, 0, NULL, 0, |
| wcd937x_codec_enable_aux_pa, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_PGA_E("HPHL PGA", WCD937X_ANA_HPH, 7, 0, NULL, 0, |
| wcd937x_codec_enable_hphl_pa, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_PGA_E("HPHR PGA", WCD937X_ANA_HPH, 6, 0, NULL, 0, |
| wcd937x_codec_enable_hphr_pa, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_DAC_E("RDAC1", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_hphl_dac_event, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_DAC_E("RDAC2", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_hphr_dac_event, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_DAC_E("RDAC3", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_ear_dac_event, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_DAC_E("RDAC4", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_aux_dac_event, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_MUX("RDAC3_MUX", SND_SOC_NOPM, 0, 0, &rx_rdac3_mux), |
| |
| SND_SOC_DAPM_MIXER_E("RX1", SND_SOC_NOPM, 0, 0, NULL, 0, |
| wcd937x_enable_rx1, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("RX2", SND_SOC_NOPM, 0, 0, NULL, 0, |
| wcd937x_enable_rx2, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("RX3", SND_SOC_NOPM, 0, 0, NULL, 0, |
| wcd937x_enable_rx3, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| |
| /* rx mixer widgets*/ |
| |
| SND_SOC_DAPM_MIXER("EAR_RDAC", SND_SOC_NOPM, 0, 0, |
| ear_rdac_switch, ARRAY_SIZE(ear_rdac_switch)), |
| SND_SOC_DAPM_MIXER("AUX_RDAC", SND_SOC_NOPM, 0, 0, |
| aux_rdac_switch, ARRAY_SIZE(aux_rdac_switch)), |
| SND_SOC_DAPM_MIXER("HPHL_RDAC", SND_SOC_NOPM, 0, 0, |
| hphl_rdac_switch, ARRAY_SIZE(hphl_rdac_switch)), |
| SND_SOC_DAPM_MIXER("HPHR_RDAC", SND_SOC_NOPM, 0, 0, |
| hphr_rdac_switch, ARRAY_SIZE(hphr_rdac_switch)), |
| |
| /*output widgets tx*/ |
| |
| SND_SOC_DAPM_OUTPUT("ADC1_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("ADC2_OUTPUT"), |
| |
| /*output widgets rx*/ |
| SND_SOC_DAPM_OUTPUT("EAR"), |
| SND_SOC_DAPM_OUTPUT("AUX"), |
| SND_SOC_DAPM_OUTPUT("HPHL"), |
| SND_SOC_DAPM_OUTPUT("HPHR"), |
| |
| }; |
| |
| static const struct snd_soc_dapm_widget wcd9375_dapm_widgets[] = { |
| |
| /*input widgets*/ |
| SND_SOC_DAPM_INPUT("AMIC4"), |
| |
| /*tx widgets*/ |
| SND_SOC_DAPM_ADC_E("ADC3", NULL, SND_SOC_NOPM, 2, 0, |
| wcd937x_codec_enable_adc, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_MIXER_E("ADC3 REQ", SND_SOC_NOPM, 0, 0, |
| NULL, 0, wcd937x_enable_req, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| SND_SOC_DAPM_ADC_E("DMIC1", NULL, SND_SOC_NOPM, 0, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("DMIC2", NULL, SND_SOC_NOPM, 1, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("DMIC3", NULL, SND_SOC_NOPM, 2, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("DMIC4", NULL, SND_SOC_NOPM, 3, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("DMIC5", NULL, SND_SOC_NOPM, 4, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_ADC_E("DMIC6", NULL, SND_SOC_NOPM, 5, 0, |
| wcd937x_codec_enable_dmic, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| /*tx mixer widgets*/ |
| SND_SOC_DAPM_MIXER_E("DMIC1_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic1_switch, ARRAY_SIZE(dmic1_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("DMIC2_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic2_switch, ARRAY_SIZE(dmic2_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("DMIC3_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic3_switch, ARRAY_SIZE(dmic3_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("DMIC4_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic4_switch, ARRAY_SIZE(dmic4_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("DMIC5_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic5_switch, ARRAY_SIZE(dmic5_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("DMIC6_MIXER", SND_SOC_NOPM, 0, |
| 0, dmic6_switch, ARRAY_SIZE(dmic6_switch), |
| wcd937x_tx_swr_ctrl, SND_SOC_DAPM_PRE_PMU | |
| SND_SOC_DAPM_POST_PMD), |
| SND_SOC_DAPM_MIXER_E("ADC3_MIXER", SND_SOC_NOPM, 0, 0, adc3_switch, |
| ARRAY_SIZE(adc3_switch), wcd937x_tx_swr_ctrl, |
| SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| |
| /*output widgets*/ |
| SND_SOC_DAPM_OUTPUT("DMIC1_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("DMIC2_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("DMIC3_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("DMIC4_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("DMIC5_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("DMIC6_OUTPUT"), |
| SND_SOC_DAPM_OUTPUT("ADC3_OUTPUT"), |
| |
| }; |
| |
| static const struct snd_soc_dapm_route wcd937x_audio_map[] = { |
| {"ADC1_OUTPUT", NULL, "ADC1_MIXER"}, |
| {"ADC1_MIXER", "Switch", "ADC1 REQ"}, |
| {"ADC1 REQ", NULL, "ADC1"}, |
| {"ADC1", NULL, "AMIC1"}, |
| |
| {"ADC2_OUTPUT", NULL, "ADC2_MIXER"}, |
| {"ADC2_MIXER", "Switch", "ADC2 REQ"}, |
| {"ADC2 REQ", NULL, "ADC2"}, |
| {"ADC2", NULL, "ADC2 MUX"}, |
| {"ADC2 MUX", "INP3", "AMIC3"}, |
| {"ADC2 MUX", "INP2", "AMIC2"}, |
| |
| {"IN1_HPHL", NULL, "VDD_BUCK"}, |
| {"IN1_HPHL", NULL, "CLS_H_PORT"}, |
| {"RX1", NULL, "IN1_HPHL"}, |
| {"RDAC1", NULL, "RX1"}, |
| {"HPHL_RDAC", "Switch", "RDAC1"}, |
| {"HPHL PGA", NULL, "HPHL_RDAC"}, |
| {"HPHL", NULL, "HPHL PGA"}, |
| |
| {"IN2_HPHR", NULL, "VDD_BUCK"}, |
| {"IN2_HPHR", NULL, "CLS_H_PORT"}, |
| {"RX2", NULL, "IN2_HPHR"}, |
| {"RDAC2", NULL, "RX2"}, |
| {"HPHR_RDAC", "Switch", "RDAC2"}, |
| {"HPHR PGA", NULL, "HPHR_RDAC"}, |
| {"HPHR", NULL, "HPHR PGA"}, |
| |
| {"IN3_AUX", NULL, "VDD_BUCK"}, |
| {"IN3_AUX", NULL, "CLS_H_PORT"}, |
| {"RX3", NULL, "IN3_AUX"}, |
| {"RDAC4", NULL, "RX3"}, |
| {"AUX_RDAC", "Switch", "RDAC4"}, |
| {"AUX PGA", NULL, "AUX_RDAC"}, |
| {"AUX", NULL, "AUX PGA"}, |
| |
| {"RDAC3_MUX", "RX3", "RX3"}, |
| {"RDAC3_MUX", "RX1", "RX1"}, |
| {"RDAC3", NULL, "RDAC3_MUX"}, |
| {"EAR_RDAC", "Switch", "RDAC3"}, |
| {"EAR PGA", NULL, "EAR_RDAC"}, |
| {"EAR", NULL, "EAR PGA"}, |
| }; |
| |
| static const struct snd_soc_dapm_route wcd9375_audio_map[] = { |
| |
| {"ADC3_OUTPUT", NULL, "ADC3_MIXER"}, |
| {"ADC3_MIXER", "Switch", "ADC3 REQ"}, |
| {"ADC3 REQ", NULL, "ADC3"}, |
| {"ADC3", NULL, "AMIC4"}, |
| |
| {"DMIC1_OUTPUT", NULL, "DMIC1_MIXER"}, |
| {"DMIC1_MIXER", "Switch", "DMIC1"}, |
| |
| {"DMIC2_OUTPUT", NULL, "DMIC2_MIXER"}, |
| {"DMIC2_MIXER", "Switch", "DMIC2"}, |
| |
| {"DMIC3_OUTPUT", NULL, "DMIC3_MIXER"}, |
| {"DMIC3_MIXER", "Switch", "DMIC3"}, |
| |
| {"DMIC4_OUTPUT", NULL, "DMIC4_MIXER"}, |
| {"DMIC4_MIXER", "Switch", "DMIC4"}, |
| |
| {"DMIC5_OUTPUT", NULL, "DMIC5_MIXER"}, |
| {"DMIC5_MIXER", "Switch", "DMIC5"}, |
| |
| {"DMIC6_OUTPUT", NULL, "DMIC6_MIXER"}, |
| {"DMIC6_MIXER", "Switch", "DMIC6"}, |
| |
| }; |
| |
| static ssize_t wcd937x_version_read(struct snd_info_entry *entry, |
| void *file_private_data, |
| struct file *file, |
| char __user *buf, size_t count, |
| loff_t pos) |
| { |
| struct wcd937x_priv *priv; |
| char buffer[WCD937X_VERSION_ENTRY_SIZE]; |
| int len = 0; |
| |
| priv = (struct wcd937x_priv *) entry->private_data; |
| if (!priv) { |
| pr_err("%s: wcd937x priv is null\n", __func__); |
| return -EINVAL; |
| } |
| |
| switch (priv->version) { |
| case WCD937X_VERSION_1_0: |
| len = snprintf(buffer, sizeof(buffer), "WCD937X_1_0\n"); |
| break; |
| default: |
| len = snprintf(buffer, sizeof(buffer), "VER_UNDEFINED\n"); |
| } |
| |
| return simple_read_from_buffer(buf, count, &pos, buffer, len); |
| } |
| |
| static struct snd_info_entry_ops wcd937x_info_ops = { |
| .read = wcd937x_version_read, |
| }; |
| |
| /* |
| * wcd937x_info_create_codec_entry - creates wcd937x module |
| * @codec_root: The parent directory |
| * @component: component instance |
| * |
| * Creates wcd937x module and version entry under the given |
| * parent directory. |
| * |
| * Return: 0 on success or negative error code on failure. |
| */ |
| int wcd937x_info_create_codec_entry(struct snd_info_entry *codec_root, |
| struct snd_soc_component *component) |
| { |
| struct snd_info_entry *version_entry; |
| struct wcd937x_priv *priv; |
| struct snd_soc_card *card; |
| |
| if (!codec_root || !component) |
| return -EINVAL; |
| |
| priv = snd_soc_component_get_drvdata(component); |
| if (priv->entry) { |
| dev_dbg(priv->dev, |
| "%s:wcd937x module already created\n", __func__); |
| return 0; |
| } |
| card = component->card; |
| priv->entry = snd_info_create_subdir(codec_root->module, |
| "wcd937x", codec_root); |
| if (!priv->entry) { |
| dev_dbg(component->dev, "%s: failed to create wcd937x entry\n", |
| __func__); |
| return -ENOMEM; |
| } |
| version_entry = snd_info_create_card_entry(card->snd_card, |
| "version", |
| priv->entry); |
| if (!version_entry) { |
| dev_dbg(component->dev, "%s: failed to create wcd937x version entry\n", |
| __func__); |
| return -ENOMEM; |
| } |
| |
| version_entry->private_data = priv; |
| version_entry->size = WCD937X_VERSION_ENTRY_SIZE; |
| version_entry->content = SNDRV_INFO_CONTENT_DATA; |
| version_entry->c.ops = &wcd937x_info_ops; |
| |
| if (snd_info_register(version_entry) < 0) { |
| snd_info_free_entry(version_entry); |
| return -ENOMEM; |
| } |
| priv->version_entry = version_entry; |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(wcd937x_info_create_codec_entry); |
| |
| static int wcd937x_set_micbias_data(struct wcd937x_priv *wcd937x, |
| struct wcd937x_pdata *pdata) |
| { |
| int vout_ctl_1 = 0, vout_ctl_2 = 0, vout_ctl_3 = 0; |
| int rc = 0; |
| |
| if (!pdata) { |
| dev_err(wcd937x->dev, "%s: NULL pdata\n", __func__); |
| return -ENODEV; |
| } |
| |
| /* set micbias voltage */ |
| vout_ctl_1 = wcd937x_get_micb_vout_ctl_val(pdata->micbias.micb1_mv); |
| vout_ctl_2 = wcd937x_get_micb_vout_ctl_val(pdata->micbias.micb2_mv); |
| vout_ctl_3 = wcd937x_get_micb_vout_ctl_val(pdata->micbias.micb3_mv); |
| if (vout_ctl_1 < 0 || vout_ctl_2 < 0 || vout_ctl_3 < 0) { |
| rc = -EINVAL; |
| goto done; |
| } |
| regmap_update_bits(wcd937x->regmap, WCD937X_ANA_MICB1, 0x3F, |
| vout_ctl_1); |
| regmap_update_bits(wcd937x->regmap, WCD937X_ANA_MICB2, 0x3F, |
| vout_ctl_2); |
| regmap_update_bits(wcd937x->regmap, WCD937X_ANA_MICB3, 0x3F, |
| vout_ctl_3); |
| |
| done: |
| return rc; |
| } |
| |
| static int wcd937x_soc_codec_probe(struct snd_soc_component *component) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| struct snd_soc_dapm_context *dapm = |
| snd_soc_component_get_dapm(component); |
| int variant; |
| int ret = -EINVAL; |
| |
| dev_info(component->dev, "%s()\n", __func__); |
| wcd937x = snd_soc_component_get_drvdata(component); |
| |
| if (!wcd937x) |
| return -EINVAL; |
| |
| wcd937x->component = component; |
| variant = (snd_soc_component_read32( |
| component, WCD937X_DIGITAL_EFUSE_REG_0) & 0x1E) >> 1; |
| wcd937x->variant = variant; |
| |
| wcd937x->fw_data = devm_kzalloc(component->dev, |
| sizeof(*(wcd937x->fw_data)), |
| GFP_KERNEL); |
| if (!wcd937x->fw_data) { |
| dev_err(component->dev, "Failed to allocate fw_data\n"); |
| ret = -ENOMEM; |
| goto err; |
| } |
| |
| set_bit(WCD9XXX_MBHC_CAL, wcd937x->fw_data->cal_bit); |
| ret = wcd_cal_create_hwdep(wcd937x->fw_data, |
| WCD9XXX_CODEC_HWDEP_NODE, component); |
| |
| if (ret < 0) { |
| dev_err(component->dev, "%s hwdep failed %d\n", __func__, ret); |
| goto err_hwdep; |
| } |
| |
| ret = wcd937x_mbhc_init(&wcd937x->mbhc, component, wcd937x->fw_data); |
| if (ret) { |
| pr_err("%s: mbhc initialization failed\n", __func__); |
| goto err_hwdep; |
| } |
| snd_soc_dapm_ignore_suspend(dapm, "AMIC1"); |
| snd_soc_dapm_ignore_suspend(dapm, "AMIC2"); |
| snd_soc_dapm_ignore_suspend(dapm, "AMIC3"); |
| snd_soc_dapm_ignore_suspend(dapm, "IN1_HPHL"); |
| snd_soc_dapm_ignore_suspend(dapm, "IN2_HPHR"); |
| snd_soc_dapm_ignore_suspend(dapm, "IN3_AUX"); |
| snd_soc_dapm_ignore_suspend(dapm, "ADC1_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "ADC2_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "EAR"); |
| snd_soc_dapm_ignore_suspend(dapm, "AUX"); |
| snd_soc_dapm_ignore_suspend(dapm, "HPHL"); |
| snd_soc_dapm_ignore_suspend(dapm, "HPHR"); |
| snd_soc_dapm_sync(dapm); |
| |
| wcd_cls_h_init(&wcd937x->clsh_info); |
| wcd937x_init_reg(component); |
| |
| if (wcd937x->variant == WCD9375_VARIANT) { |
| ret = snd_soc_dapm_new_controls(dapm, wcd9375_dapm_widgets, |
| ARRAY_SIZE(wcd9375_dapm_widgets)); |
| if (ret < 0) { |
| dev_err(component->dev, "%s: Failed to add snd_ctls\n", |
| __func__); |
| goto err_hwdep; |
| } |
| ret = snd_soc_dapm_add_routes(dapm, wcd9375_audio_map, |
| ARRAY_SIZE(wcd9375_audio_map)); |
| if (ret < 0) { |
| dev_err(component->dev, "%s: Failed to add routes\n", |
| __func__); |
| goto err_hwdep; |
| } |
| snd_soc_dapm_ignore_suspend(dapm, "AMIC4"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC1_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC2_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC3_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC4_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC5_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "DMIC6_OUTPUT"); |
| snd_soc_dapm_ignore_suspend(dapm, "ADC3_OUTPUT"); |
| snd_soc_dapm_sync(dapm); |
| } |
| wcd937x->version = WCD937X_VERSION_1_0; |
| /* Register event notifier */ |
| wcd937x->nblock.notifier_call = wcd937x_event_notify; |
| if (wcd937x->register_notifier) { |
| ret = wcd937x->register_notifier(wcd937x->handle, |
| &wcd937x->nblock, |
| true); |
| if (ret) { |
| dev_err(component->dev, |
| "%s: Failed to register notifier %d\n", |
| __func__, ret); |
| return ret; |
| } |
| } |
| return ret; |
| |
| err_hwdep: |
| wcd937x->fw_data = NULL; |
| |
| err: |
| return ret; |
| } |
| |
| static void wcd937x_soc_codec_remove(struct snd_soc_component *component) |
| { |
| struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component); |
| |
| if (!wcd937x) |
| return; |
| |
| if (wcd937x->register_notifier) |
| wcd937x->register_notifier(wcd937x->handle, |
| &wcd937x->nblock, |
| false); |
| return; |
| } |
| |
| static const struct snd_soc_component_driver soc_codec_dev_wcd937x = { |
| .name = DRV_NAME, |
| .probe = wcd937x_soc_codec_probe, |
| .remove = wcd937x_soc_codec_remove, |
| .controls = wcd937x_snd_controls, |
| .num_controls = ARRAY_SIZE(wcd937x_snd_controls), |
| .dapm_widgets = wcd937x_dapm_widgets, |
| .num_dapm_widgets = ARRAY_SIZE(wcd937x_dapm_widgets), |
| .dapm_routes = wcd937x_audio_map, |
| .num_dapm_routes = ARRAY_SIZE(wcd937x_audio_map), |
| }; |
| |
| #ifdef CONFIG_PM_SLEEP |
| static int wcd937x_suspend(struct device *dev) |
| { |
| struct wcd937x_priv *wcd937x = NULL; |
| int ret = 0; |
| struct wcd937x_pdata *pdata = NULL; |
| |
| if (!dev) |
| return -ENODEV; |
| |
| wcd937x = dev_get_drvdata(dev); |
| if (!wcd937x) |
| return -EINVAL; |
| |
| pdata = dev_get_platdata(wcd937x->dev); |
| |
| if (!pdata) { |
| dev_err(dev, "%s: pdata is NULL\n", __func__); |
| return -EINVAL; |
| } |
| |
| if (test_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask)) { |
| ret = msm_cdc_disable_ondemand_supply(wcd937x->dev, |
| wcd937x->supplies, |
| pdata->regulator, |
| pdata->num_supplies, |
| "cdc-vdd-buck"); |
| if (ret == -EINVAL) { |
| dev_err(dev, "%s: vdd buck is not disabled\n", |
| __func__); |
| return 0; |
| } |
| clear_bit(ALLOW_BUCK_DISABLE, &wcd937x->status_mask); |
| } |
| return 0; |
| } |
| |
| static int wcd937x_resume(struct device *dev) |
| { |
| return 0; |
| } |
| #endif |
| |
| static int wcd937x_reset(struct device *dev) |
| { |
| struct wcd937x_priv *wcd937x = NULL; |
| int rc = 0; |
| int value = 0; |
| |
| if (!dev) |
| return -ENODEV; |
| |
| wcd937x = dev_get_drvdata(dev); |
| if (!wcd937x) |
| return -EINVAL; |
| |
| if (!wcd937x->rst_np) { |
| dev_err(dev, "%s: reset gpio device node not specified\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| value = msm_cdc_pinctrl_get_state(wcd937x->rst_np); |
| if (value > 0) |
| return 0; |
| |
| rc = msm_cdc_pinctrl_select_sleep_state(wcd937x->rst_np); |
| if (rc) { |
| dev_err(dev, "%s: wcd sleep state request fail!\n", |
| __func__); |
| return rc; |
| } |
| /* 20ms sleep required after pulling the reset gpio to LOW */ |
| usleep_range(20, 30); |
| |
| rc = msm_cdc_pinctrl_select_active_state(wcd937x->rst_np); |
| if (rc) { |
| dev_err(dev, "%s: wcd active state request fail!\n", |
| __func__); |
| return rc; |
| } |
| /* 20ms sleep required after pulling the reset gpio to HIGH */ |
| usleep_range(20, 30); |
| |
| return rc; |
| } |
| |
| static int wcd937x_read_of_property_u32(struct device *dev, const char *name, |
| u32 *val) |
| { |
| int rc = 0; |
| |
| rc = of_property_read_u32(dev->of_node, name, val); |
| if (rc) |
| dev_err(dev, "%s: Looking up %s property in node %s failed\n", |
| __func__, name, dev->of_node->full_name); |
| |
| return rc; |
| } |
| |
| static void wcd937x_dt_parse_micbias_info(struct device *dev, |
| struct wcd937x_micbias_setting *mb) |
| { |
| u32 prop_val = 0; |
| int rc = 0; |
| |
| /* MB1 */ |
| if (of_find_property(dev->of_node, "qcom,cdc-micbias1-mv", |
| NULL)) { |
| rc = wcd937x_read_of_property_u32(dev, |
| "qcom,cdc-micbias1-mv", |
| &prop_val); |
| if (!rc) |
| mb->micb1_mv = prop_val; |
| } else { |
| dev_info(dev, "%s: Micbias1 DT property not found\n", |
| __func__); |
| } |
| |
| /* MB2 */ |
| if (of_find_property(dev->of_node, "qcom,cdc-micbias2-mv", |
| NULL)) { |
| rc = wcd937x_read_of_property_u32(dev, |
| "qcom,cdc-micbias2-mv", |
| &prop_val); |
| if (!rc) |
| mb->micb2_mv = prop_val; |
| } else { |
| dev_info(dev, "%s: Micbias2 DT property not found\n", |
| __func__); |
| } |
| |
| /* MB3 */ |
| if (of_find_property(dev->of_node, "qcom,cdc-micbias3-mv", |
| NULL)) { |
| rc = wcd937x_read_of_property_u32(dev, |
| "qcom,cdc-micbias3-mv", |
| &prop_val); |
| if (!rc) |
| mb->micb3_mv = prop_val; |
| } else { |
| dev_info(dev, "%s: Micbias3 DT property not found\n", |
| __func__); |
| } |
| } |
| |
| static int wcd937x_reset_low(struct device *dev) |
| { |
| struct wcd937x_priv *wcd937x = NULL; |
| int rc = 0; |
| |
| if (!dev) |
| return -ENODEV; |
| |
| wcd937x = dev_get_drvdata(dev); |
| if (!wcd937x) |
| return -EINVAL; |
| |
| if (!wcd937x->rst_np) { |
| dev_err(dev, "%s: reset gpio device node not specified\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| rc = msm_cdc_pinctrl_select_sleep_state(wcd937x->rst_np); |
| if (rc) { |
| dev_err(dev, "%s: wcd sleep state request fail!\n", |
| __func__); |
| return rc; |
| } |
| /* 20ms sleep required after pulling the reset gpio to LOW */ |
| usleep_range(20, 30); |
| |
| return rc; |
| } |
| |
| struct wcd937x_pdata *wcd937x_populate_dt_data(struct device *dev) |
| { |
| struct wcd937x_pdata *pdata = NULL; |
| |
| pdata = devm_kzalloc(dev, sizeof(struct wcd937x_pdata), |
| GFP_KERNEL); |
| if (!pdata) |
| return NULL; |
| |
| pdata->rst_np = of_parse_phandle(dev->of_node, |
| "qcom,wcd-rst-gpio-node", 0); |
| |
| if (!pdata->rst_np) { |
| dev_err(dev, "%s: Looking up %s property in node %s failed\n", |
| __func__, "qcom,wcd-rst-gpio-node", |
| dev->of_node->full_name); |
| return NULL; |
| } |
| |
| /* Parse power supplies */ |
| msm_cdc_get_power_supplies(dev, &pdata->regulator, |
| &pdata->num_supplies); |
| if (!pdata->regulator || (pdata->num_supplies <= 0)) { |
| dev_err(dev, "%s: no power supplies defined for codec\n", |
| __func__); |
| return NULL; |
| } |
| |
| pdata->rx_slave = of_parse_phandle(dev->of_node, "qcom,rx-slave", 0); |
| pdata->tx_slave = of_parse_phandle(dev->of_node, "qcom,tx-slave", 0); |
| wcd937x_dt_parse_micbias_info(dev, &pdata->micbias); |
| |
| return pdata; |
| } |
| |
| static int wcd937x_wakeup(void *handle, bool enable) |
| { |
| struct wcd937x_priv *priv; |
| |
| if (!handle) { |
| pr_err("%s: NULL handle\n", __func__); |
| return -EINVAL; |
| } |
| priv = (struct wcd937x_priv *)handle; |
| if (!priv->tx_swr_dev) { |
| pr_err("%s: tx swr dev is NULL\n", __func__); |
| return -EINVAL; |
| } |
| if (enable) |
| return swr_device_wakeup_vote(priv->tx_swr_dev); |
| else |
| return swr_device_wakeup_unvote(priv->tx_swr_dev); |
| } |
| |
| static irqreturn_t wcd937x_wd_handle_irq(int irq, void *data) |
| { |
| pr_err_ratelimited("%s: Watchdog interrupt for irq =%d triggered\n", |
| __func__, irq); |
| return IRQ_HANDLED; |
| } |
| |
| static int wcd937x_bind(struct device *dev) |
| { |
| int ret = 0, i = 0; |
| struct wcd937x_priv *wcd937x = NULL; |
| struct wcd937x_pdata *pdata = NULL; |
| struct wcd_ctrl_platform_data *plat_data = NULL; |
| |
| wcd937x = devm_kzalloc(dev, sizeof(struct wcd937x_priv), GFP_KERNEL); |
| if (!wcd937x) |
| return -ENOMEM; |
| |
| dev_set_drvdata(dev, wcd937x); |
| |
| pdata = wcd937x_populate_dt_data(dev); |
| if (!pdata) { |
| dev_err(dev, "%s: Fail to obtain platform data\n", __func__); |
| return -EINVAL; |
| } |
| wcd937x->dev = dev; |
| wcd937x->dev->platform_data = pdata; |
| wcd937x->rst_np = pdata->rst_np; |
| ret = msm_cdc_init_supplies(dev, &wcd937x->supplies, |
| pdata->regulator, pdata->num_supplies); |
| if (!wcd937x->supplies) { |
| dev_err(dev, "%s: Cannot init wcd supplies\n", |
| __func__); |
| return ret; |
| } |
| |
| plat_data = dev_get_platdata(dev->parent); |
| if (!plat_data) { |
| dev_err(dev, "%s: platform data from parent is NULL\n", |
| __func__); |
| return -EINVAL; |
| } |
| wcd937x->handle = (void *)plat_data->handle; |
| if (!wcd937x->handle) { |
| dev_err(dev, "%s: handle is NULL\n", __func__); |
| return -EINVAL; |
| } |
| wcd937x->update_wcd_event = plat_data->update_wcd_event; |
| if (!wcd937x->update_wcd_event) { |
| dev_err(dev, "%s: update_wcd_event api is null!\n", |
| __func__); |
| return -EINVAL; |
| } |
| wcd937x->register_notifier = plat_data->register_notifier; |
| if (!wcd937x->register_notifier) { |
| dev_err(dev, "%s: register_notifier api is null!\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| ret = msm_cdc_enable_static_supplies(dev, wcd937x->supplies, |
| pdata->regulator, |
| pdata->num_supplies); |
| if (ret) { |
| dev_err(dev, "%s: wcd static supply enable failed!\n", |
| __func__); |
| return ret; |
| } |
| |
| wcd937x_reset(dev); |
| /* |
| * Add 5msec delay to provide sufficient time for |
| * soundwire auto enumeration of slave devices as |
| * as per HW requirement. |
| */ |
| usleep_range(5000, 5010); |
| wcd937x->wakeup = wcd937x_wakeup; |
| |
| ret = component_bind_all(dev, wcd937x); |
| if (ret) { |
| dev_err(dev, "%s: Slave bind failed, ret = %d\n", |
| __func__, ret); |
| return ret; |
| } |
| |
| ret = wcd937x_parse_port_mapping(dev, "qcom,rx_swr_ch_map", CODEC_RX); |
| ret |= wcd937x_parse_port_mapping(dev, "qcom,tx_swr_ch_map", CODEC_TX); |
| |
| if (ret) { |
| dev_err(dev, "Failed to read port mapping\n"); |
| goto err; |
| } |
| |
| wcd937x->rx_swr_dev = get_matching_swr_slave_device(pdata->rx_slave); |
| if (!wcd937x->rx_swr_dev) { |
| dev_err(dev, "%s: Could not find RX swr slave device\n", |
| __func__); |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| wcd937x->tx_swr_dev = get_matching_swr_slave_device(pdata->tx_slave); |
| if (!wcd937x->tx_swr_dev) { |
| dev_err(dev, "%s: Could not find TX swr slave device\n", |
| __func__); |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| wcd937x->regmap = devm_regmap_init_swr(wcd937x->tx_swr_dev, |
| &wcd937x_regmap_config); |
| if (!wcd937x->regmap) { |
| dev_err(dev, "%s: Regmap init failed\n", |
| __func__); |
| goto err; |
| } |
| |
| /* Set all interupts as edge triggered */ |
| for (i = 0; i < wcd937x_regmap_irq_chip.num_regs; i++) |
| regmap_write(wcd937x->regmap, |
| (WCD937X_DIGITAL_INTR_LEVEL_0 + i), 0); |
| |
| wcd937x_regmap_irq_chip.irq_drv_data = wcd937x; |
| wcd937x->irq_info.wcd_regmap_irq_chip = &wcd937x_regmap_irq_chip; |
| wcd937x->irq_info.codec_name = "WCD937X"; |
| wcd937x->irq_info.regmap = wcd937x->regmap; |
| wcd937x->irq_info.dev = dev; |
| ret = wcd_irq_init(&wcd937x->irq_info, &wcd937x->virq); |
| |
| if (ret) { |
| dev_err(dev, "%s: IRQ init failed: %d\n", |
| __func__, ret); |
| goto err; |
| } |
| wcd937x->tx_swr_dev->slave_irq = wcd937x->virq; |
| |
| ret = wcd937x_set_micbias_data(wcd937x, pdata); |
| if (ret < 0) { |
| dev_err(dev, "%s: bad micbias pdata\n", __func__); |
| goto err_irq; |
| } |
| |
| mutex_init(&wcd937x->micb_lock); |
| mutex_init(&wcd937x->ana_tx_clk_lock); |
| /* Request for watchdog interrupt */ |
| wcd_request_irq(&wcd937x->irq_info, WCD937X_IRQ_HPHR_PDM_WD_INT, |
| "HPHR PDM WD INT", wcd937x_wd_handle_irq, NULL); |
| wcd_request_irq(&wcd937x->irq_info, WCD937X_IRQ_HPHL_PDM_WD_INT, |
| "HPHL PDM WD INT", wcd937x_wd_handle_irq, NULL); |
| wcd_request_irq(&wcd937x->irq_info, WCD937X_IRQ_AUX_PDM_WD_INT, |
| "AUX PDM WD INT", wcd937x_wd_handle_irq, NULL); |
| /* Enable watchdog interrupt for HPH and AUX */ |
| wcd_enable_irq(&wcd937x->irq_info, WCD937X_IRQ_HPHR_PDM_WD_INT); |
| wcd_enable_irq(&wcd937x->irq_info, WCD937X_IRQ_HPHL_PDM_WD_INT); |
| wcd_enable_irq(&wcd937x->irq_info, WCD937X_IRQ_AUX_PDM_WD_INT); |
| |
| ret = snd_soc_register_component(dev, &soc_codec_dev_wcd937x, |
| NULL, 0); |
| if (ret) { |
| dev_err(dev, "%s: Codec registration failed\n", |
| __func__); |
| goto err_irq; |
| } |
| |
| return ret; |
| err_irq: |
| wcd_irq_exit(&wcd937x->irq_info, wcd937x->virq); |
| err: |
| component_unbind_all(dev, wcd937x); |
| return ret; |
| } |
| |
| static void wcd937x_unbind(struct device *dev) |
| { |
| struct wcd937x_priv *wcd937x = dev_get_drvdata(dev); |
| |
| wcd_irq_exit(&wcd937x->irq_info, wcd937x->virq); |
| snd_soc_unregister_component(dev); |
| component_unbind_all(dev, wcd937x); |
| mutex_destroy(&wcd937x->micb_lock); |
| mutex_destroy(&wcd937x->ana_tx_clk_lock); |
| } |
| |
| static const struct of_device_id wcd937x_dt_match[] = { |
| { .compatible = "qcom,wcd937x-codec" }, |
| {} |
| }; |
| |
| static const struct component_master_ops wcd937x_comp_ops = { |
| .bind = wcd937x_bind, |
| .unbind = wcd937x_unbind, |
| }; |
| |
| static int wcd937x_compare_of(struct device *dev, void *data) |
| { |
| return dev->of_node == data; |
| } |
| |
| static void wcd937x_release_of(struct device *dev, void *data) |
| { |
| of_node_put(data); |
| } |
| |
| static int wcd937x_add_slave_components(struct device *dev, |
| struct component_match **matchptr) |
| { |
| struct device_node *np, *rx_node, *tx_node; |
| |
| np = dev->of_node; |
| |
| rx_node = of_parse_phandle(np, "qcom,rx-slave", 0); |
| if (!rx_node) { |
| dev_err(dev, "%s: Rx-slave node not defined\n", __func__); |
| return -ENODEV; |
| } |
| of_node_get(rx_node); |
| component_match_add_release(dev, matchptr, |
| wcd937x_release_of, |
| wcd937x_compare_of, |
| rx_node); |
| |
| tx_node = of_parse_phandle(np, "qcom,tx-slave", 0); |
| if (!tx_node) { |
| dev_err(dev, "%s: Tx-slave node not defined\n", __func__); |
| return -ENODEV; |
| } |
| of_node_get(tx_node); |
| component_match_add_release(dev, matchptr, |
| wcd937x_release_of, |
| wcd937x_compare_of, |
| tx_node); |
| return 0; |
| } |
| |
| static int wcd937x_probe(struct platform_device *pdev) |
| { |
| struct component_match *match = NULL; |
| int ret; |
| |
| ret = wcd937x_add_slave_components(&pdev->dev, &match); |
| if (ret) |
| return ret; |
| |
| return component_master_add_with_match(&pdev->dev, |
| &wcd937x_comp_ops, match); |
| } |
| |
| static int wcd937x_remove(struct platform_device *pdev) |
| { |
| component_master_del(&pdev->dev, &wcd937x_comp_ops); |
| return 0; |
| } |
| |
| #ifdef CONFIG_PM_SLEEP |
| static const struct dev_pm_ops wcd937x_dev_pm_ops = { |
| SET_SYSTEM_SLEEP_PM_OPS( |
| wcd937x_suspend, |
| wcd937x_resume |
| ) |
| }; |
| #endif |
| |
| static struct platform_driver wcd937x_codec_driver = { |
| .probe = wcd937x_probe, |
| .remove = wcd937x_remove, |
| .driver = { |
| .name = "wcd937x_codec", |
| .owner = THIS_MODULE, |
| .of_match_table = of_match_ptr(wcd937x_dt_match), |
| #ifdef CONFIG_PM_SLEEP |
| .pm = &wcd937x_dev_pm_ops, |
| #endif |
| .suppress_bind_attrs = true, |
| }, |
| }; |
| |
| module_platform_driver(wcd937x_codec_driver); |
| MODULE_DESCRIPTION("WCD937X Codec driver"); |
| MODULE_LICENSE("GPL v2"); |