ec8a0b507c
For power saving during RBSC, need to vote for minimum or zero current on load for respective regulator to enter LPM mode. Add required support from audio WCD/WSA to vote accordingly during suspend/resume. Change-Id: I578195b84ba18a0b69dde3b93a3f6461efa85f7f Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>
139 lines
2.8 KiB
C
139 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef WSA883X_INTERNAL_H
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#define WSA883X_INTERNAL_H
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#include <asoc/wcd-irq.h>
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#include "wsa883x.h"
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#include "wsa883x-registers.h"
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#ifdef CONFIG_DEBUG_FS
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#include <linux/debugfs.h>
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#include <linux/uaccess.h>
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#define SWR_SLV_MAX_REG_ADDR 0x2009
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#define SWR_SLV_START_REG_ADDR 0x40
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#define SWR_SLV_MAX_BUF_LEN 20
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#define BYTES_PER_LINE 12
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#define SWR_SLV_RD_BUF_LEN 8
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#define SWR_SLV_WR_BUF_LEN 32
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#define SWR_SLV_MAX_DEVICES 2
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#endif /* CONFIG_DEBUG_FS */
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#define WSA883X_DRV_NAME "wsa883x-codec"
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#define WSA883X_NUM_RETRY 5
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#define WSA883X_VERSION_ENTRY_SIZE 32
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#define WSA883X_VARIANT_ENTRY_SIZE 32
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#define WSA883X_VERSION_1_0 0
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#define WSA883X_VERSION_1_1 1
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enum {
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G_18DB = 0,
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G_16P5DB,
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G_15DB,
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G_13P5DB,
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G_12DB,
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G_10P5DB,
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G_9DB,
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G_7P5DB,
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G_6DB,
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G_4P5DB,
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G_3DB,
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G_1P5DB,
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G_0DB,
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};
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enum {
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DISABLE = 0,
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ENABLE,
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};
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enum {
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SWR_DAC_PORT,
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SWR_COMP_PORT,
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SWR_BOOST_PORT,
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SWR_VISENSE_PORT,
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};
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enum {
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BOLERO_WSA_EVT_TX_CH_HOLD_CLEAR = 1,
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BOLERO_WSA_EVT_PA_OFF_PRE_SSR,
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BOLERO_WSA_EVT_SSR_DOWN,
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BOLERO_WSA_EVT_SSR_UP,
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BOLERO_WSA_EVT_PA_ON_POST_FSCLK,
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};
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struct wsa_ctrl_platform_data {
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void *handle;
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int (*update_wsa_event)(void *handle, u16 event, u32 data);
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int (*register_notifier)(void *handle, struct notifier_block *nblock,
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bool enable);
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};
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struct swr_port {
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u8 port_id;
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u8 ch_mask;
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u32 ch_rate;
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u8 num_ch;
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u8 port_type;
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};
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extern struct regmap_config wsa883x_regmap_config;
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/*
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* Private data Structure for wsa883x. All parameters related to
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* WSA883X codec needs to be defined here.
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*/
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struct wsa883x_priv {
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struct regmap *regmap;
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struct device *dev;
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struct swr_device *swr_slave;
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struct snd_soc_component *component;
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bool comp_enable;
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bool visense_enable;
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bool ext_vdd_spk;
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bool dapm_bias_off;
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struct swr_port port[WSA883X_MAX_SWR_PORTS];
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int global_pa_cnt;
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int dev_mode;
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struct mutex res_lock;
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struct snd_info_entry *entry;
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struct snd_info_entry *version_entry;
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struct snd_info_entry *variant_entry;
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struct device_node *wsa_rst_np;
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int pa_mute;
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int curr_temp;
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int variant;
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int version;
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u8 pa_gain;
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struct irq_domain *virq;
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struct wcd_irq_info irq_info;
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#ifdef CONFIG_DEBUG_FS
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struct dentry *debugfs_dent;
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struct dentry *debugfs_peek;
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struct dentry *debugfs_poke;
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struct dentry *debugfs_reg_dump;
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unsigned int read_data;
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#endif
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struct device_node *parent_np;
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struct platform_device *parent_dev;
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struct notifier_block parent_nblock;
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void *handle;
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int (*register_notifier)(void *handle,
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struct notifier_block *nblock, bool enable);
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struct cdc_regulator *regulator;
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int num_supplies;
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struct regulator_bulk_data *supplies;
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unsigned long status_mask;
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char *wsa883x_name_prefix;
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struct snd_soc_dai_driver *dai_driver;
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struct snd_soc_component_driver *driver;
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};
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#endif /* WSA883X_INTERNAL_H */
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