a267ec5239
Enable the TX Core clock to enable access to lpass-cdc registers. Change-Id: I3088e06e9e77ef24b2e4e802852cc3bb65542f5c Signed-off-by: Vangala, Amarnath <quic_avangala@quicinc.com>
113 строки
3.0 KiB
C
113 строки
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
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* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef _LPASS_CDC_INTERNAL_H
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#define _LPASS_CDC_INTERNAL_H
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#include "lpass-cdc-registers.h"
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#define LPASS_CDC_CHILD_DEVICES_MAX 6
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/* from lpass_cdc to WCD events */
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enum {
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LPASS_CDC_WCD_EVT_TX_CH_HOLD_CLEAR = 1,
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LPASS_CDC_WCD_EVT_PA_OFF_PRE_SSR,
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LPASS_CDC_WCD_EVT_SSR_DOWN,
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LPASS_CDC_WCD_EVT_SSR_UP,
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LPASS_CDC_WCD_EVT_PA_ON_POST_FSCLK,
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LPASS_CDC_WCD_EVT_PA_ON_POST_FSCLK_ADIE_LB,
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LPASS_CDC_WCD_EVT_CLK_NOTIFY,
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};
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enum {
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REG_NO_ACCESS,
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RD_REG,
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WR_REG,
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RD_WR_REG
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};
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/* from WCD to lpass_cdc events */
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enum {
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WCD_LPASS_CDC_EVT_RX_MUTE = 1, /* for RX mute/unmute */
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WCD_LPASS_CDC_EVT_IMPED_TRUE, /* for imped true */
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WCD_LPASS_CDC_EVT_IMPED_FALSE, /* for imped false */
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WCD_LPASS_CDC_EVT_RX_COMPANDER_SOFT_RST,
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WCD_LPASS_CDC_EVT_BCS_CLK_OFF,
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WCD_LPASS_CDC_EVT_RX_PA_GAIN_UPDATE,
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WCD_LPASS_CDC_EVT_HPHL_HD2_ENABLE, /* to enable hd2 config for hphl */
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WCD_LPASS_CDC_EVT_HPHR_HD2_ENABLE, /* to enable hd2 config for hphr */
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};
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struct wcd_ctrl_platform_data {
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void *handle;
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int (*update_wcd_event)(void *handle, u16 event, u32 data);
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int (*register_notifier)(void *handle,
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struct notifier_block *nblock,
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bool enable);
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};
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struct lpass_cdc_priv {
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struct device *dev;
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struct snd_soc_component *component;
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struct regmap *regmap;
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struct mutex macro_lock;
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struct mutex io_lock;
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struct mutex clk_lock;
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struct mutex vote_lock;
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bool va_without_decimation;
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bool macros_supported[MAX_MACRO];
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bool dev_up;
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bool pre_dev_up;
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bool initial_boot;
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struct macro_ops macro_params[MAX_MACRO];
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struct snd_soc_dai_driver *lpass_cdc_dais;
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u16 num_dais;
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u16 num_macros_registered;
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u16 num_macros;
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u16 current_mclk_mux_macro[MAX_MACRO];
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struct work_struct lpass_cdc_add_child_devices_work;
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u32 version;
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struct clk *lpass_core_hw_vote;
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struct clk *lpass_audio_hw_vote;
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int core_hw_vote_count;
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int core_audio_vote_count;
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int core_clk_vote_count;
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/* Entry for version info */
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struct snd_info_entry *entry;
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struct snd_info_entry *version_entry;
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int (*read_dev)(struct lpass_cdc_priv *priv,
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u16 macro_id, u16 reg, u8 *val);
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int (*write_dev)(struct lpass_cdc_priv *priv,
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u16 macro_id, u16 reg, u8 val);
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struct platform_device *pdev_child_devices
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[LPASS_CDC_CHILD_DEVICES_MAX];
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u16 child_count;
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struct wcd_ctrl_platform_data plat_data;
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struct device *wcd_dev;
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struct blocking_notifier_head notifier;
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struct device *clk_dev;
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rsc_clk_cb_t rsc_clk_cb;
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s32 dmic_0_1_clk_cnt;
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s32 dmic_2_3_clk_cnt;
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s32 dmic_4_5_clk_cnt;
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s32 dmic_6_7_clk_cnt;
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u8 dmic_0_1_clk_div;
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u8 dmic_2_3_clk_div;
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u8 dmic_4_5_clk_div;
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u8 dmic_6_7_clk_div;
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};
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struct regmap *lpass_cdc_regmap_init(struct device *dev,
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const struct regmap_config *config);
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int lpass_cdc_get_macro_id(bool va_no_dec_flag, u16 reg);
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extern const struct regmap_config lpass_cdc_regmap_config;
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extern u8 *lpass_cdc_reg_access[MAX_MACRO];
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extern const u16 macro_id_base_offset[MAX_MACRO];
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#endif
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