cs35l56.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Driver for Cirrus Logic CS35L56 smart amp
 4 *
 5 * Copyright (C) 2023 Cirrus Logic, Inc. and
 6 *                    Cirrus Logic International Semiconductor Ltd.
 7 */
 8
 9#ifndef CS35L56_H
10#define CS35L56_H
11
12#include <linux/completion.h>
13#include <linux/container_of.h>
14#include <linux/regulator/consumer.h>
15#include <linux/pm_runtime.h>
16#include <linux/workqueue.h>
17#include <sound/cs35l56.h>
18#include "wm_adsp.h"
19
20#define CS35L56_SDW_GEN_INT_STAT_1	0xc0
21#define CS35L56_SDW_GEN_INT_MASK_1	0xc1
22#define CS35L56_SDW_INT_MASK_CODEC_IRQ	BIT(0)
23
24#define CS35L56_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
25#define CS35L56_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE \
26			    | SNDRV_PCM_FMTBIT_S32_LE)
27
28#define CS35L56_RATES (SNDRV_PCM_RATE_48000)
29
30struct sdw_slave;
31
32struct cs35l56_private {
33	struct wm_adsp dsp; /* must be first member */
34	struct cs35l56_base base;
35	struct work_struct dsp_work;
36	struct workqueue_struct *dsp_wq;
37	struct snd_soc_component *component;
38	struct regulator_bulk_data supplies[CS35L56_NUM_BULK_SUPPLIES];
39	struct sdw_slave *sdw_peripheral;
40	const char *fallback_fw_suffix;
41	struct work_struct sdw_irq_work;
42	bool sdw_irq_no_unmask;
43	bool soft_resetting;
44	bool sdw_attached;
45	struct completion init_completion;
46
47	int speaker_id;
48	u32 rx_mask;
49	u32 tx_mask;
50	u8 asp_slot_width;
51	u8 asp_slot_count;
52	bool tdm_mode;
53	bool sysclk_set;
54	u8 sdw_link_num;
55	u8 sdw_unique_id;
56};
57
58static inline struct cs35l56_private *cs35l56_private_from_base(struct cs35l56_base *cs35l56_base)
59{
60	return container_of(cs35l56_base, struct cs35l56_private, base);
61}
62
63extern const struct dev_pm_ops cs35l56_pm_ops_i2c_spi;
64
65int cs35l56_system_suspend(struct device *dev);
66int cs35l56_system_suspend_late(struct device *dev);
67int cs35l56_system_suspend_no_irq(struct device *dev);
68int cs35l56_system_resume_no_irq(struct device *dev);
69int cs35l56_system_resume_early(struct device *dev);
70int cs35l56_system_resume(struct device *dev);
71irqreturn_t cs35l56_irq(int irq, void *data);
72int cs35l56_irq_request(struct cs35l56_base *cs35l56_base, int irq);
73int cs35l56_common_probe(struct cs35l56_private *cs35l56);
74int cs35l56_init(struct cs35l56_private *cs35l56);
75void cs35l56_remove(struct cs35l56_private *cs35l56);
76
77#endif /* ifndef CS35L56_H */