sound/soc/codecs/wmfw.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * wmfw.h - Wolfson firmware format information
   4  *
   5  * Copyright 2012 Wolfson Microelectronics plc
   6  *
   7  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   8  */
   9
  10 #ifndef __WMFW_H
  11 #define __WMFW_H
  12
  13 #include <linux/types.h>
  14
  15 #define WMFW_MAX_ALG_NAME         256
  16 #define WMFW_MAX_ALG_DESCR_NAME   256
  17
  18 #define WMFW_MAX_COEFF_NAME       256
  19 #define WMFW_MAX_COEFF_DESCR_NAME 256
  20
  21 #define WMFW_CTL_FLAG_SYS         0x8000
  22 #define WMFW_CTL_FLAG_VOLATILE    0x0004
  23 #define WMFW_CTL_FLAG_WRITEABLE   0x0002
  24 #define WMFW_CTL_FLAG_READABLE    0x0001
  25
  26 /* Non-ALSA coefficient types start at 0x1000 */
  27 #define WMFW_CTL_TYPE_ACKED       0x1000 /* acked control */
  28 #define WMFW_CTL_TYPE_HOSTEVENT   0x1001 /* event control */
  29 #define WMFW_CTL_TYPE_HOST_BUFFER 0x1002 /* host buffer pointer */
  30
  31 struct wmfw_header {
  32         char magic[4];
  33         __le32 len;
  34         __le16 rev;
  35         u8 core;
  36         u8 ver;
  37 } __packed;
  38
  39 struct wmfw_footer {
  40         __le64 timestamp;
  41         __le32 checksum;
  42 } __packed;
  43
  44 struct wmfw_adsp1_sizes {
  45         __le32 dm;
  46         __le32 pm;
  47         __le32 zm;
  48 } __packed;
  49
  50 struct wmfw_adsp2_sizes {
  51         __le32 xm;
  52         __le32 ym;
  53         __le32 pm;
  54         __le32 zm;
  55 } __packed;
  56
  57 struct wmfw_region {
  58         union {
  59                 __be32 type;
  60                 __le32 offset;
  61         };
  62         __le32 len;
  63         u8 data[];
  64 } __packed;
  65
  66 struct wmfw_id_hdr {
  67         __be32 core_id;
  68         __be32 core_rev;
  69         __be32 id;
  70         __be32 ver;
  71 } __packed;
  72
  73 struct wmfw_v3_id_hdr {
  74         __be32 core_id;
  75         __be32 block_rev;
  76         __be32 vendor_id;
  77         __be32 id;
  78         __be32 ver;
  79 } __packed;
  80
  81 struct wmfw_adsp1_id_hdr {
  82         struct wmfw_id_hdr fw;
  83         __be32 zm;
  84         __be32 dm;
  85         __be32 n_algs;
  86 } __packed;
  87
  88 struct wmfw_adsp2_id_hdr {
  89         struct wmfw_id_hdr fw;
  90         __be32 zm;
  91         __be32 xm;
  92         __be32 ym;
  93         __be32 n_algs;
  94 } __packed;
  95
  96 struct wmfw_halo_id_hdr {
  97         struct wmfw_v3_id_hdr fw;
  98         __be32 xm_base;
  99         __be32 xm_size;
 100         __be32 ym_base;
 101         __be32 ym_size;
 102         __be32 n_algs;
 103 } __packed;
 104
 105 struct wmfw_alg_hdr {
 106         __be32 id;
 107         __be32 ver;
 108 } __packed;
 109
 110 struct wmfw_adsp1_alg_hdr {
 111         struct wmfw_alg_hdr alg;
 112         __be32 zm;
 113         __be32 dm;
 114 } __packed;
 115
 116 struct wmfw_adsp2_alg_hdr {
 117         struct wmfw_alg_hdr alg;
 118         __be32 zm;
 119         __be32 xm;
 120         __be32 ym;
 121 } __packed;
 122
 123 struct wmfw_halo_alg_hdr {
 124         struct wmfw_alg_hdr alg;
 125         __be32 xm_base;
 126         __be32 xm_size;
 127         __be32 ym_base;
 128         __be32 ym_size;
 129 } __packed;
 130
 131 struct wmfw_adsp_alg_data {
 132         __le32 id;
 133         u8 name[WMFW_MAX_ALG_NAME];
 134         u8 descr[WMFW_MAX_ALG_DESCR_NAME];
 135         __le32 ncoeff;
 136         u8 data[];
 137 } __packed;
 138
 139 struct wmfw_adsp_coeff_data {
 140         struct {
 141                 __le16 offset;
 142                 __le16 type;
 143                 __le32 size;
 144         } hdr;
 145         u8 name[WMFW_MAX_COEFF_NAME];
 146         u8 descr[WMFW_MAX_COEFF_DESCR_NAME];
 147         __le16 ctl_type;
 148         __le16 flags;
 149         __le32 len;
 150         u8 data[];
 151 } __packed;
 152
 153 struct wmfw_coeff_hdr {
 154         u8 magic[4];
 155         __le32 len;
 156         union {
 157                 __be32 rev;
 158                 __le32 ver;
 159         };
 160         union {
 161                 __be32 core;
 162                 __le32 core_ver;
 163         };
 164         u8 data[];
 165 } __packed;
 166
 167 struct wmfw_coeff_item {
 168         __le16 offset;
 169         __le16 type;
 170         __le32 id;
 171         __le32 ver;
 172         __le32 sr;
 173         __le32 len;
 174         u8 data[];
 175 } __packed;
 176
 177 #define WMFW_ADSP1 1
 178 #define WMFW_ADSP2 2
 179 #define WMFW_HALO 4
 180
 181 #define WMFW_ABSOLUTE         0xf0
 182 #define WMFW_ALGORITHM_DATA   0xf2
 183 #define WMFW_NAME_TEXT        0xfe
 184 #define WMFW_INFO_TEXT        0xff
 185
 186 #define WMFW_ADSP1_PM 2
 187 #define WMFW_ADSP1_DM 3
 188 #define WMFW_ADSP1_ZM 4
 189
 190 #define WMFW_ADSP2_PM 2
 191 #define WMFW_ADSP2_ZM 4
 192 #define WMFW_ADSP2_XM 5
 193 #define WMFW_ADSP2_YM 6
 194
 195 #define WMFW_HALO_PM_PACKED 0x10
 196 #define WMFW_HALO_XM_PACKED 0x11
 197 #define WMFW_HALO_YM_PACKED 0x12
 198
 199 #endif