1 /* SPDX-License-Identifier: GPL-2.0
3 * CS35L41 ALSA HDA audio driver
5 * Copyright 2021 Cirrus Logic, Inc.
7 * Author: Lucas Tanure <tanureal@opensource.cirrus.com>
10 #ifndef __CS35L41_HDA_H__
11 #define __CS35L41_HDA_H__
13 #include <linux/acpi.h>
14 #include <linux/efi.h>
15 #include <linux/regulator/consumer.h>
16 #include <linux/gpio/consumer.h>
17 #include <linux/device.h>
18 #include <sound/cs35l41.h>
20 #include <linux/firmware/cirrus/cs_dsp.h>
21 #include <linux/firmware/cirrus/wmfw.h>
23 struct cs35l41_amp_cal_data {
31 struct cs35l41_amp_efi_data {
34 struct cs35l41_amp_cal_data data[];
37 enum cs35l41_hda_spk_pos {
42 enum cs35l41_hda_gpio_function {
51 struct regmap *regmap;
52 struct gpio_desc *reset_gpio;
53 struct gpio_desc *cs_gpio;
54 struct cs35l41_hw_cfg hw_cfg;
55 struct hda_codec *codec;
60 unsigned volatile long irq_errors;
62 const char *acpi_subsystem_id;
65 struct mutex fw_mutex;
66 struct work_struct fw_load_work;
68 struct regmap_irq_chip_data *irq_data;
69 bool firmware_running;
71 bool fw_request_ongoing;
72 bool halo_initialized;
73 bool playback_started;
75 struct acpi_device *dacpi;
80 HALO_STATE_CODE_INIT_DOWNLOAD = 0,
81 HALO_STATE_CODE_START,
85 extern const struct dev_pm_ops cs35l41_hda_pm_ops;
87 int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int irq,
88 struct regmap *regmap);
89 void cs35l41_hda_remove(struct device *dev);
90 int cs35l41_get_speaker_id(struct device *dev, int amp_index, int num_amps, int fixed_gpio_id);
92 #endif /*__CS35L41_HDA_H__*/