/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _WCD939X_INTERNAL_H #define _WCD939X_INTERNAL_H #include #include #include #include #include "wcd939x-mbhc.h" #include "wcd939x.h" #define SWR_SCP_CONTROL 0x44 #define SWR_SCP_HOST_CLK_DIV2_CTL_BANK 0xE0 #define WCD939X_MAX_MICBIAS 4 #define R_COMMON_GND_BUFFER_SIZE 4 #define MAX_XTALK_SCALE 31 #define MIN_XTALK_ALPHA 0 #define MIN_K_TIMES_100 -90 #define MAX_K_TIMES_100 10000 #define MAX_USBCSS_HS_IMPEDANCE_MOHMS 20000 #define MIN_DIFF_SLOPE_FACTOR 9800 #define MAX_DIFF_SLOPE_FACTOR 10000 /* Convert from vout ctl to micbias voltage in mV */ #define WCD_VOUT_CTL_TO_MICB(v) (1000 + v * 50) #define MAX_PORT 8 #define MAX_CH_PER_PORT 8 #define TX_ADC_MAX 4 #define SWR_NUM_PORTS 4 enum { RX_CLK_9P6MHZ, RX_CLK_12P288MHZ, RX_CLK_11P2896MHZ, }; enum { WCD939X_HPHL, WCD939X_HPHR, WCD939X_HPH_MAX, }; enum { TX_HDR12 = 0, TX_HDR34, TX_HDR_MAX, }; enum xtalk_mode { XTALK_NONE = 0, XTALK_DIGITAL = 1, XTALK_ANALOG = 2 }; extern struct regmap_config wcd939x_regmap_config; struct comp_coeff_val { u8 lsb; u8 msb; }; struct codec_port_info { u32 slave_port_type; u32 master_port_type; u32 ch_mask; u32 num_ch; u32 ch_rate; }; struct wcd939x_priv { struct device *dev; int variant; struct snd_soc_component *component; struct device_node *rst_np; struct regmap *regmap; struct swr_device *rx_swr_dev; struct swr_device *tx_swr_dev; s32 micb_ref[WCD939X_MAX_MICBIAS]; s32 pullup_ref[WCD939X_MAX_MICBIAS]; struct fw_info *fw_data; struct device_node *wcd_rst_np; struct mutex micb_lock; struct mutex wakeup_lock; s32 dmic_0_1_clk_cnt; s32 dmic_2_3_clk_cnt; s32 dmic_4_5_clk_cnt; s32 dmic_6_7_clk_cnt; int hdr_en[TX_HDR_MAX]; /* class h specific info */ struct wcd_clsh_cdc_info clsh_info; /* mbhc module */ struct wcd939x_mbhc *mbhc; /*compander and xtalk*/ int compander_enabled[WCD939X_HPH_MAX]; int xtalk_enabled[WCD939X_HPH_MAX]; u8 hph_pcm_enabled; u32 hph_mode; u32 tx_mode[TX_ADC_MAX]; s32 adc_count; bool comp1_enable; bool comp2_enable; bool ldoh; bool bcs_dis; bool dapm_bias_off; bool in_2Vpk_mode; struct irq_domain *virq; struct wcd_irq_info irq_info; u32 rx_clk_cnt; int num_irq_regs; /* to track the status */ unsigned long status_mask; u8 num_tx_ports; u8 num_rx_ports; struct codec_port_info tx_port_mapping[MAX_PORT][MAX_CH_PER_PORT]; struct codec_port_info rx_port_mapping[MAX_PORT][MAX_CH_PER_PORT]; struct swr_port_params tx_port_params[SWR_UC_MAX][SWR_NUM_PORTS]; struct swr_dev_frame_config swr_tx_port_params[SWR_UC_MAX]; struct regulator_bulk_data *supplies; struct notifier_block nblock; /* wcd callback to bolero */ void *handle; int (*update_wcd_event)(void *handle, u16 event, u32 data); int (*register_notifier)(void *handle, struct notifier_block *nblock, bool enable); int (*wakeup)(void *handle, bool enable); u32 version; /* Entry for version info */ struct snd_info_entry *entry; struct snd_info_entry *version_entry; struct snd_info_entry *variant_entry; int flyback_cur_det_disable; int ear_rx_path; bool dev_up; u8 tx_master_ch_map[WCD939X_MAX_SLAVE_CH_TYPES]; bool usbc_hs_status; u8 rx_clk_config; /* wcd to swr dmic notification */ bool notify_swr_dmic; struct blocking_notifier_head notifier; }; struct wcd939x_micbias_setting { u8 ldoh_v; u32 cfilt1_mv; u32 micb1_mv; u32 micb2_mv; u32 micb3_mv; u32 micb4_mv; u8 bias1_cfilt_sel; }; struct aud_ch_params { /* Resistance of audio-side internal FET */ u32 r_aud_int_fet_mohms; /* Resistance of audio-side external FET */ u32 r_aud_ext_fet_mohms; /* Total right audio-side resistance */ u32 r_aud_res_tot_mohms; /* Sum of audio-side parasitics and the left/right side of the load */ u32 r_load_eff_mohms; /* DT audio parasitics between HPH_L/R and HPHL/R_FB, in milliohms */ u32 r1; /* DT audio-side parasitics between the WCD and external FET, * in milliohms */ u32 r3; /* Calibrated and adjusted SE zdet measurement value */ u32 zval; }; struct aud_params { /* Left-side audio params */ struct aud_ch_params l; /* Right-side audio params */ struct aud_ch_params r; /* Surge switch resistance */ u32 r_surge_mohms; /* Tap out linearizer constant for the audio path, multiplied by 100 from the original * constants to support decimal values up to the hundredth place */ s32 k_aud_times_100; /* Fixed offset to be applied to audio taps */ s32 aud_tap_offset; }; struct gnd_sbu_params { /* Resistance of ground-side internal FET */ u32 r_gnd_int_fet_mohms; /* Total ground-side parasitics between the WCD and external FET */ u32 r_gnd_par_route1_mohms; /* Total ground-side parasitics between the external FET and connector */ u32 r_gnd_par_route2_mohms; /* Total ground-side parasitics between the WCD and connector; sum of route1 and route2 */ u32 r_gnd_par_tot_mohms; /* Total ground-side resistance */ u32 r_gnd_res_tot_mohms; /* DT ground-side parasitics between the external FET and connector, in milliohms */ u32 r4; /* For digital crosstalk with remote sensed analog crosstalk mode, DT ground path parasitic * resistance between the WCD SBU pin and the external MOSFET, in milliohms */ u32 r5; /* For digital crosstalk with local sensed analog crosstalk mode, DT ground path parasitic * resistance between the WCD GSBU tap point and the external MOSFET, in milliohms */ u32 r6; /* For digital crosstalk with local sensed analog crosstalk mode, DT ground path parasitic * resistance between the WCD GSBU tap point and the WCD SBU pin, in milliohms */ u32 r7; }; struct r_common_gnd_buffer { /* Data for elements in buffer */ u32 data[R_COMMON_GND_BUFFER_SIZE]; /* Index to write next element in buffer */ size_t write_index; }; struct gnd_params { /* SBU1-ground params */ struct gnd_sbu_params sbu1; /* SBU2-ground params */ struct gnd_sbu_params sbu2; /* FIFO circular buffer for storing previous values of r_common_gnd_mohms */ struct r_common_gnd_buffer r_cm_gnd_buffer; /* DT resistance of the ground-side external FET, in milliohms */ u32 rdson_mohms; /* DT resistance of the ground-side external FET, Vgs=3.6V, in milliohms */ u32 rdson_3p6v_mohms; /* Difference between the ground external FET, Vgs=3.6V and Vgs=6V */ u32 gnd_ext_fet_delta_mohms; /* Minimum value used for linearizer audio tap calculations */ u32 gnd_ext_fet_min_mohms; /* SW-computed resistance for the ground-side external FET */ u32 r_gnd_ext_fet_mohms; /* Total ground-side resistance, with the internal FET and the route1 parasitic removed */ u32 r_common_gnd_mohms; /* Ground path offset for testing debug, in milliohms */ s32 r_common_gnd_offset; /* Margin to check if the calculated r_common_gnd is in a reasonable range, in milliohms */ u32 r_common_gnd_margin; }; struct xtalk_params { /* Computed optimal d-xtalk left-side scale value */ u8 scale_l; /* Computed optimal d-xtalk left-side alpha value */ u8 alpha_l; /* Computed optimal d-xtalk right-side scale value */ u8 scale_r; /* Computed optimal d-xtalk right-side alpha value */ u8 alpha_r; /* DT configuration for d-xtalk: * 0 for digital crosstalk disabled, * 1 for digital crosstalk with local sensed a-xtalk enabled, and * 2 for digital crosstalk with remote sensed a-xtalk enabled. */ enum xtalk_mode xtalk_config; }; struct wcd939x_usbcss_hs_params { /* Audio-side USBCSS-HS impedance parameters */ struct aud_params aud; /* Ground-side USBCSS-HS impedance parameters */ struct gnd_params gnd; /* Xtalk-specific parameters */ struct xtalk_params xtalk; /* Calibrated and adjusted differential zdet measurement value */ u32 zdiffval; /* Multiplicative scale factor to adjust differential zdet measurement value, times 1000 */ u32 diff_slope_factor_times_1000; /* Multiplicative scale factor to adjust single-ended zdet measurement value, times 1000 */ u32 se_slope_factor_times_1000; }; struct wcd939x_pdata { struct device_node *rst_np; struct device_node *rx_slave; struct device_node *tx_slave; struct wcd939x_micbias_setting micbias; struct wcd939x_usbcss_hs_params usbcss_hs; struct cdc_regulator *regulator; int num_supplies; }; struct wcd_ctrl_platform_data { void *handle; int (*update_wcd_event)(void *handle, u16 event, u32 data); int (*register_notifier)(void *handle, struct notifier_block *nblock, bool enable); }; enum { WCD_RX1, WCD_RX2, WCD_RX3 }; enum { /* INTR_CTRL_INT_MASK_0 */ WCD939X_IRQ_MBHC_BUTTON_PRESS_DET = 0, WCD939X_IRQ_MBHC_BUTTON_RELEASE_DET, WCD939X_IRQ_MBHC_ELECT_INS_REM_DET, WCD939X_IRQ_MBHC_ELECT_INS_REM_LEG_DET, WCD939X_IRQ_MBHC_SW_DET, WCD939X_IRQ_HPHR_OCP_INT, WCD939X_IRQ_HPHR_CNP_INT, WCD939X_IRQ_HPHL_OCP_INT, /* INTR_CTRL_INT_MASK_1 */ WCD939X_IRQ_HPHL_CNP_INT, WCD939X_IRQ_EAR_CNP_INT, WCD939X_IRQ_EAR_SCD_INT, WCD939X_IRQ_HPHL_PDM_WD_INT, WCD939X_IRQ_HPHR_PDM_WD_INT, WCD939X_IRQ_EAR_PDM_WD_INT, /* INTR_CTRL_INT_MASK_2 */ WCD939X_IRQ_MBHC_MOISTURE_INT, WCD939X_IRQ_HPHL_SURGE_DET_INT, WCD939X_IRQ_HPHR_SURGE_DET_INT, WCD939X_NUM_IRQS, }; extern struct wcd939x_mbhc *wcd939x_soc_get_mbhc( struct snd_soc_component *component); extern void wcd939x_disable_bcs_before_slow_insert( struct snd_soc_component *component, bool bcs_disable); extern int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component, int volt, int micb_num); extern int wcd939x_get_micb_vout_ctl_val(u32 micb_mv); extern int wcd939x_micbias_control(struct snd_soc_component *component, int micb_num, int req, bool is_dapm); #endif /* _WCD939X_INTERNAL_H */