82 lines
2.3 KiB
C
82 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Driver for Cirrus Logic CS35L56 smart amp
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*
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* Copyright (C) 2023 Cirrus Logic, Inc. and
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* Cirrus Logic International Semiconductor Ltd.
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*/
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#ifndef CS35L56_H
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#define CS35L56_H
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#include <linux/completion.h>
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#include <linux/regulator/consumer.h>
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#include <linux/pm_runtime.h>
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#include <linux/workqueue.h>
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#include <sound/cs35l56.h>
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#include "wm_adsp.h"
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#define CS35L56_SDW_GEN_INT_STAT_1 0xc0
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#define CS35L56_SDW_GEN_INT_MASK_1 0xc1
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#define CS35L56_SDW_INT_MASK_CODEC_IRQ BIT(0)
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#define CS35L56_SDW_INVALID_BUS_SCALE 0xf
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#define CS35L56_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
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#define CS35L56_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE \
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| SNDRV_PCM_FMTBIT_S32_LE)
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#define CS35L56_RATES (SNDRV_PCM_RATE_48000)
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struct sdw_slave;
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struct cs35l56_private {
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struct wm_adsp dsp; /* must be first member */
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struct work_struct dsp_work;
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struct workqueue_struct *dsp_wq;
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struct mutex irq_lock;
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struct snd_soc_component *component;
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struct device *dev;
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struct regmap *regmap;
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struct regulator_bulk_data supplies[CS35L56_NUM_BULK_SUPPLIES];
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int irq;
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struct sdw_slave *sdw_peripheral;
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u8 rev;
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struct work_struct sdw_irq_work;
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bool secured;
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bool sdw_irq_no_unmask;
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bool soft_resetting;
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bool init_done;
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bool sdw_attached;
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bool fw_patched;
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bool can_hibernate;
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struct completion init_completion;
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struct gpio_desc *reset_gpio;
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u32 rx_mask;
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u32 tx_mask;
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u8 asp_slot_width;
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u8 asp_slot_count;
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bool tdm_mode;
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bool sysclk_set;
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u8 old_sdw_clock_scale;
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};
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extern const struct dev_pm_ops cs35l56_pm_ops_i2c_spi;
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int cs35l56_runtime_suspend(struct device *dev);
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int cs35l56_runtime_resume_common(struct cs35l56_private *cs35l56);
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int cs35l56_system_suspend(struct device *dev);
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int cs35l56_system_suspend_late(struct device *dev);
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int cs35l56_system_suspend_no_irq(struct device *dev);
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int cs35l56_system_resume_no_irq(struct device *dev);
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int cs35l56_system_resume_early(struct device *dev);
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int cs35l56_system_resume(struct device *dev);
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irqreturn_t cs35l56_irq(int irq, void *data);
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int cs35l56_irq_request(struct cs35l56_private *cs35l56, int irq);
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int cs35l56_common_probe(struct cs35l56_private *cs35l56);
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int cs35l56_init(struct cs35l56_private *cs35l56);
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void cs35l56_remove(struct cs35l56_private *cs35l56);
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#endif /* ifndef CS35L56_H */
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