1 /* SPDX-License-Identifier: GPL-2.0-only 2 * 3 * HDA audio 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_HDA_H__ 10 #define __CS35L56_HDA_H__ 11 12 #include <linux/device.h> 13 #include <linux/gpio/consumer.h> 14 #include <linux/firmware/cirrus/cs_dsp.h> 15 #include <linux/firmware/cirrus/wmfw.h> 16 #include <linux/regulator/consumer.h> 17 #include <linux/workqueue.h> 18 #include <sound/cs35l56.h> 19 20 struct dentry; 21 22 struct cs35l56_hda { 23 struct cs35l56_base base; 24 struct hda_codec *codec; 25 struct work_struct dsp_work; 26 27 int index; 28 const char *system_name; 29 const char *amp_name; 30 31 struct cs_dsp cs_dsp; 32 bool playing; 33 bool suspended; 34 u8 asp_tx_mask; 35 36 struct snd_kcontrol *posture_ctl; 37 struct snd_kcontrol *volume_ctl; 38 struct snd_kcontrol *mixer_ctl[4]; 39 40 #if IS_ENABLED(CONFIG_SND_DEBUG) 41 struct dentry *debugfs_root; 42 #endif 43 }; 44 45 extern const struct dev_pm_ops cs35l56_hda_pm_ops; 46 47 int cs35l56_hda_common_probe(struct cs35l56_hda *cs35l56, int hid, int id); 48 void cs35l56_hda_remove(struct device *dev); 49 50 #endif /*__CS35L56_HDA_H__*/ 51