| 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 | |
| 30 | struct sdw_slave; |
| 31 | |
| 32 | struct 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 | |
| 58 | static 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 | |
| 63 | extern const struct dev_pm_ops cs35l56_pm_ops_i2c_spi; |
| 64 | |
| 65 | int cs35l56_system_suspend(struct device *dev); |
| 66 | int cs35l56_system_suspend_late(struct device *dev); |
| 67 | int cs35l56_system_suspend_no_irq(struct device *dev); |
| 68 | int cs35l56_system_resume_no_irq(struct device *dev); |
| 69 | int cs35l56_system_resume_early(struct device *dev); |
| 70 | int cs35l56_system_resume(struct device *dev); |
| 71 | irqreturn_t cs35l56_irq(int irq, void *data); |
| 72 | int cs35l56_irq_request(struct cs35l56_base *cs35l56_base, int irq); |
| 73 | int cs35l56_common_probe(struct cs35l56_private *cs35l56); |
| 74 | int cs35l56_init(struct cs35l56_private *cs35l56); |
| 75 | void cs35l56_remove(struct cs35l56_private *cs35l56); |
| 76 | |
| 77 | #endif /* ifndef CS35L56_H */ |
| 78 |