linux-stable/sound/soc/codecs/cs35l56.h
Simon Trimmer 9ed4c762e2
ASoC: cs35l56: Don't return a value from cs35l56_remove()
cs35l56_remove() always returns 0. Two of the functions that call
it are void and the other one should only return 0. So there's no
point returning anything from cs35l56_remove().

Signed-off-by: Simon Trimmer <simont@opensource.cirrus.com>
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230414133753.653139-6-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2023-04-17 12:55:51 +01:00

81 lines
2.3 KiB
C

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