sound/pci/hda/hda_cs_dsp_ctl.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * HDA DSP ALSA Control Driver
   4  *
   5  * Copyright 2022 Cirrus Logic, Inc.
   6  *
   7  * Author: Stefan Binding <sbinding@opensource.cirrus.com>
   8  */
   9
  10 #ifndef __HDA_CS_DSP_CTL_H__
  11 #define __HDA_CS_DSP_CTL_H__
  12
  13 #include <sound/soc.h>
  14 #include <linux/firmware/cirrus/cs_dsp.h>
  15
  16 enum hda_cs_dsp_fw_id {
  17         HDA_CS_DSP_FW_SPK_PROT,
  18         HDA_CS_DSP_FW_SPK_CALI,
  19         HDA_CS_DSP_FW_SPK_DIAG,
  20         HDA_CS_DSP_FW_MISC,
  21         HDA_CS_DSP_NUM_FW
  22 };
  23
  24 struct hda_cs_dsp_ctl_info {
  25         struct snd_card *card;
  26         enum hda_cs_dsp_fw_id fw_type;
  27         const char *device_name;
  28 };
  29
  30 extern const char * const hda_cs_dsp_fw_ids[HDA_CS_DSP_NUM_FW];
  31
  32 void hda_cs_dsp_add_controls(struct cs_dsp *dsp, const struct hda_cs_dsp_ctl_info *info);
  33 void hda_cs_dsp_control_remove(struct cs_dsp_coeff_ctl *cs_ctl);
  34 int hda_cs_dsp_write_ctl(struct cs_dsp *dsp, const char *name, int type,
  35                          unsigned int alg, const void *buf, size_t len);
  36 int hda_cs_dsp_read_ctl(struct cs_dsp *dsp, const char *name, int type,
  37                         unsigned int alg, void *buf, size_t len);
  38
  39 #endif /*__HDA_CS_DSP_CTL_H__*/