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/regulator/consumer.h> |
14 | #include <linux/pm_runtime.h> |
15 | #include <linux/workqueue.h> |
16 | #include <sound/cs35l56.h> |
17 | #include "wm_adsp.h" |
18 | |
19 | #define CS35L56_SDW_GEN_INT_STAT_1 0xc0 |
20 | #define CS35L56_SDW_GEN_INT_MASK_1 0xc1 |
21 | #define CS35L56_SDW_INT_MASK_CODEC_IRQ BIT(0) |
22 | |
23 | #define CS35L56_SDW_INVALID_BUS_SCALE 0xf |
24 | |
25 | #define CS35L56_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) |
26 | #define CS35L56_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE \ |
27 | | SNDRV_PCM_FMTBIT_S32_LE) |
28 | |
29 | #define CS35L56_RATES (SNDRV_PCM_RATE_48000) |
30 | |
31 | struct sdw_slave; |
32 | |
33 | struct cs35l56_private { |
34 | struct wm_adsp dsp; /* must be first member */ |
35 | struct cs35l56_base base; |
36 | struct work_struct dsp_work; |
37 | struct workqueue_struct *dsp_wq; |
38 | struct snd_soc_component *component; |
39 | struct regulator_bulk_data supplies[CS35L56_NUM_BULK_SUPPLIES]; |
40 | struct sdw_slave *sdw_peripheral; |
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 | bool asp1_mixer_widgets_initialized; |
55 | u8 old_sdw_clock_scale; |
56 | }; |
57 | |
58 | extern const struct dev_pm_ops cs35l56_pm_ops_i2c_spi; |
59 | |
60 | int cs35l56_system_suspend(struct device *dev); |
61 | int cs35l56_system_suspend_late(struct device *dev); |
62 | int cs35l56_system_suspend_no_irq(struct device *dev); |
63 | int cs35l56_system_resume_no_irq(struct device *dev); |
64 | int cs35l56_system_resume_early(struct device *dev); |
65 | int cs35l56_system_resume(struct device *dev); |
66 | irqreturn_t cs35l56_irq(int irq, void *data); |
67 | int cs35l56_irq_request(struct cs35l56_base *cs35l56_base, int irq); |
68 | int cs35l56_common_probe(struct cs35l56_private *cs35l56); |
69 | int cs35l56_init(struct cs35l56_private *cs35l56); |
70 | void cs35l56_remove(struct cs35l56_private *cs35l56); |
71 | |
72 | #endif /* ifndef CS35L56_H */ |
73 | |