Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1 | /* |
| 2 | * wm_adsp.c -- Wolfson ADSP support |
| 3 | * |
| 4 | * Copyright 2012 Wolfson Microelectronics plc |
| 5 | * |
| 6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #include <linux/module.h> |
| 14 | #include <linux/moduleparam.h> |
| 15 | #include <linux/init.h> |
| 16 | #include <linux/delay.h> |
| 17 | #include <linux/firmware.h> |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 18 | #include <linux/list.h> |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 19 | #include <linux/pm.h> |
| 20 | #include <linux/pm_runtime.h> |
| 21 | #include <linux/regmap.h> |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 22 | #include <linux/regulator/consumer.h> |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 23 | #include <linux/slab.h> |
| 24 | #include <sound/core.h> |
| 25 | #include <sound/pcm.h> |
| 26 | #include <sound/pcm_params.h> |
| 27 | #include <sound/soc.h> |
| 28 | #include <sound/jack.h> |
| 29 | #include <sound/initval.h> |
| 30 | #include <sound/tlv.h> |
| 31 | |
| 32 | #include <linux/mfd/arizona/registers.h> |
| 33 | |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 34 | #include "arizona.h" |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 35 | #include "wm_adsp.h" |
| 36 | |
| 37 | #define adsp_crit(_dsp, fmt, ...) \ |
| 38 | dev_crit(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| 39 | #define adsp_err(_dsp, fmt, ...) \ |
| 40 | dev_err(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| 41 | #define adsp_warn(_dsp, fmt, ...) \ |
| 42 | dev_warn(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| 43 | #define adsp_info(_dsp, fmt, ...) \ |
| 44 | dev_info(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| 45 | #define adsp_dbg(_dsp, fmt, ...) \ |
| 46 | dev_dbg(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| 47 | |
| 48 | #define ADSP1_CONTROL_1 0x00 |
| 49 | #define ADSP1_CONTROL_2 0x02 |
| 50 | #define ADSP1_CONTROL_3 0x03 |
| 51 | #define ADSP1_CONTROL_4 0x04 |
| 52 | #define ADSP1_CONTROL_5 0x06 |
| 53 | #define ADSP1_CONTROL_6 0x07 |
| 54 | #define ADSP1_CONTROL_7 0x08 |
| 55 | #define ADSP1_CONTROL_8 0x09 |
| 56 | #define ADSP1_CONTROL_9 0x0A |
| 57 | #define ADSP1_CONTROL_10 0x0B |
| 58 | #define ADSP1_CONTROL_11 0x0C |
| 59 | #define ADSP1_CONTROL_12 0x0D |
| 60 | #define ADSP1_CONTROL_13 0x0F |
| 61 | #define ADSP1_CONTROL_14 0x10 |
| 62 | #define ADSP1_CONTROL_15 0x11 |
| 63 | #define ADSP1_CONTROL_16 0x12 |
| 64 | #define ADSP1_CONTROL_17 0x13 |
| 65 | #define ADSP1_CONTROL_18 0x14 |
| 66 | #define ADSP1_CONTROL_19 0x16 |
| 67 | #define ADSP1_CONTROL_20 0x17 |
| 68 | #define ADSP1_CONTROL_21 0x18 |
| 69 | #define ADSP1_CONTROL_22 0x1A |
| 70 | #define ADSP1_CONTROL_23 0x1B |
| 71 | #define ADSP1_CONTROL_24 0x1C |
| 72 | #define ADSP1_CONTROL_25 0x1E |
| 73 | #define ADSP1_CONTROL_26 0x20 |
| 74 | #define ADSP1_CONTROL_27 0x21 |
| 75 | #define ADSP1_CONTROL_28 0x22 |
| 76 | #define ADSP1_CONTROL_29 0x23 |
| 77 | #define ADSP1_CONTROL_30 0x24 |
| 78 | #define ADSP1_CONTROL_31 0x26 |
| 79 | |
| 80 | /* |
| 81 | * ADSP1 Control 19 |
| 82 | */ |
| 83 | #define ADSP1_WDMA_BUFFER_LENGTH_MASK 0x00FF /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| 84 | #define ADSP1_WDMA_BUFFER_LENGTH_SHIFT 0 /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| 85 | #define ADSP1_WDMA_BUFFER_LENGTH_WIDTH 8 /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| 86 | |
| 87 | |
| 88 | /* |
| 89 | * ADSP1 Control 30 |
| 90 | */ |
| 91 | #define ADSP1_DBG_CLK_ENA 0x0008 /* DSP1_DBG_CLK_ENA */ |
| 92 | #define ADSP1_DBG_CLK_ENA_MASK 0x0008 /* DSP1_DBG_CLK_ENA */ |
| 93 | #define ADSP1_DBG_CLK_ENA_SHIFT 3 /* DSP1_DBG_CLK_ENA */ |
| 94 | #define ADSP1_DBG_CLK_ENA_WIDTH 1 /* DSP1_DBG_CLK_ENA */ |
| 95 | #define ADSP1_SYS_ENA 0x0004 /* DSP1_SYS_ENA */ |
| 96 | #define ADSP1_SYS_ENA_MASK 0x0004 /* DSP1_SYS_ENA */ |
| 97 | #define ADSP1_SYS_ENA_SHIFT 2 /* DSP1_SYS_ENA */ |
| 98 | #define ADSP1_SYS_ENA_WIDTH 1 /* DSP1_SYS_ENA */ |
| 99 | #define ADSP1_CORE_ENA 0x0002 /* DSP1_CORE_ENA */ |
| 100 | #define ADSP1_CORE_ENA_MASK 0x0002 /* DSP1_CORE_ENA */ |
| 101 | #define ADSP1_CORE_ENA_SHIFT 1 /* DSP1_CORE_ENA */ |
| 102 | #define ADSP1_CORE_ENA_WIDTH 1 /* DSP1_CORE_ENA */ |
| 103 | #define ADSP1_START 0x0001 /* DSP1_START */ |
| 104 | #define ADSP1_START_MASK 0x0001 /* DSP1_START */ |
| 105 | #define ADSP1_START_SHIFT 0 /* DSP1_START */ |
| 106 | #define ADSP1_START_WIDTH 1 /* DSP1_START */ |
| 107 | |
Chris Rattray | 94e205b | 2013-01-18 08:43:09 +0000 | [diff] [blame] | 108 | /* |
| 109 | * ADSP1 Control 31 |
| 110 | */ |
| 111 | #define ADSP1_CLK_SEL_MASK 0x0007 /* CLK_SEL_ENA */ |
| 112 | #define ADSP1_CLK_SEL_SHIFT 0 /* CLK_SEL_ENA */ |
| 113 | #define ADSP1_CLK_SEL_WIDTH 3 /* CLK_SEL_ENA */ |
| 114 | |
Mark Brown | 2d30b57 | 2013-01-28 20:18:17 +0800 | [diff] [blame] | 115 | #define ADSP2_CONTROL 0x0 |
| 116 | #define ADSP2_CLOCKING 0x1 |
| 117 | #define ADSP2_STATUS1 0x4 |
| 118 | #define ADSP2_WDMA_CONFIG_1 0x30 |
| 119 | #define ADSP2_WDMA_CONFIG_2 0x31 |
| 120 | #define ADSP2_RDMA_CONFIG_1 0x34 |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 121 | |
| 122 | /* |
| 123 | * ADSP2 Control |
| 124 | */ |
| 125 | |
| 126 | #define ADSP2_MEM_ENA 0x0010 /* DSP1_MEM_ENA */ |
| 127 | #define ADSP2_MEM_ENA_MASK 0x0010 /* DSP1_MEM_ENA */ |
| 128 | #define ADSP2_MEM_ENA_SHIFT 4 /* DSP1_MEM_ENA */ |
| 129 | #define ADSP2_MEM_ENA_WIDTH 1 /* DSP1_MEM_ENA */ |
| 130 | #define ADSP2_SYS_ENA 0x0004 /* DSP1_SYS_ENA */ |
| 131 | #define ADSP2_SYS_ENA_MASK 0x0004 /* DSP1_SYS_ENA */ |
| 132 | #define ADSP2_SYS_ENA_SHIFT 2 /* DSP1_SYS_ENA */ |
| 133 | #define ADSP2_SYS_ENA_WIDTH 1 /* DSP1_SYS_ENA */ |
| 134 | #define ADSP2_CORE_ENA 0x0002 /* DSP1_CORE_ENA */ |
| 135 | #define ADSP2_CORE_ENA_MASK 0x0002 /* DSP1_CORE_ENA */ |
| 136 | #define ADSP2_CORE_ENA_SHIFT 1 /* DSP1_CORE_ENA */ |
| 137 | #define ADSP2_CORE_ENA_WIDTH 1 /* DSP1_CORE_ENA */ |
| 138 | #define ADSP2_START 0x0001 /* DSP1_START */ |
| 139 | #define ADSP2_START_MASK 0x0001 /* DSP1_START */ |
| 140 | #define ADSP2_START_SHIFT 0 /* DSP1_START */ |
| 141 | #define ADSP2_START_WIDTH 1 /* DSP1_START */ |
| 142 | |
| 143 | /* |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 144 | * ADSP2 clocking |
| 145 | */ |
| 146 | #define ADSP2_CLK_SEL_MASK 0x0007 /* CLK_SEL_ENA */ |
| 147 | #define ADSP2_CLK_SEL_SHIFT 0 /* CLK_SEL_ENA */ |
| 148 | #define ADSP2_CLK_SEL_WIDTH 3 /* CLK_SEL_ENA */ |
| 149 | |
| 150 | /* |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 151 | * ADSP2 Status 1 |
| 152 | */ |
| 153 | #define ADSP2_RAM_RDY 0x0001 |
| 154 | #define ADSP2_RAM_RDY_MASK 0x0001 |
| 155 | #define ADSP2_RAM_RDY_SHIFT 0 |
| 156 | #define ADSP2_RAM_RDY_WIDTH 1 |
| 157 | |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 158 | struct wm_adsp_buf { |
| 159 | struct list_head list; |
| 160 | void *buf; |
| 161 | }; |
| 162 | |
| 163 | static struct wm_adsp_buf *wm_adsp_buf_alloc(const void *src, size_t len, |
| 164 | struct list_head *list) |
| 165 | { |
| 166 | struct wm_adsp_buf *buf = kzalloc(sizeof(*buf), GFP_KERNEL); |
| 167 | |
| 168 | if (buf == NULL) |
| 169 | return NULL; |
| 170 | |
| 171 | buf->buf = kmemdup(src, len, GFP_KERNEL | GFP_DMA); |
| 172 | if (!buf->buf) { |
| 173 | kfree(buf); |
| 174 | return NULL; |
| 175 | } |
| 176 | |
| 177 | if (list) |
| 178 | list_add_tail(&buf->list, list); |
| 179 | |
| 180 | return buf; |
| 181 | } |
| 182 | |
| 183 | static void wm_adsp_buf_free(struct list_head *list) |
| 184 | { |
| 185 | while (!list_empty(list)) { |
| 186 | struct wm_adsp_buf *buf = list_first_entry(list, |
| 187 | struct wm_adsp_buf, |
| 188 | list); |
| 189 | list_del(&buf->list); |
| 190 | kfree(buf->buf); |
| 191 | kfree(buf); |
| 192 | } |
| 193 | } |
| 194 | |
Mark Brown | 36e8fe9 | 2013-01-25 17:47:48 +0800 | [diff] [blame] | 195 | #define WM_ADSP_NUM_FW 4 |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 196 | |
| 197 | static const char *wm_adsp_fw_text[WM_ADSP_NUM_FW] = { |
Mark Brown | 36e8fe9 | 2013-01-25 17:47:48 +0800 | [diff] [blame] | 198 | "MBC/VSS", "Tx", "Tx Speaker", "Rx ANC" |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 199 | }; |
| 200 | |
| 201 | static struct { |
| 202 | const char *file; |
| 203 | } wm_adsp_fw[WM_ADSP_NUM_FW] = { |
| 204 | { .file = "mbc-vss" }, |
| 205 | { .file = "tx" }, |
Mark Brown | 36e8fe9 | 2013-01-25 17:47:48 +0800 | [diff] [blame] | 206 | { .file = "tx-spk" }, |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 207 | { .file = "rx-anc" }, |
| 208 | }; |
| 209 | |
| 210 | static int wm_adsp_fw_get(struct snd_kcontrol *kcontrol, |
| 211 | struct snd_ctl_elem_value *ucontrol) |
| 212 | { |
| 213 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); |
| 214 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
| 215 | struct wm_adsp *adsp = snd_soc_codec_get_drvdata(codec); |
| 216 | |
| 217 | ucontrol->value.integer.value[0] = adsp[e->shift_l].fw; |
| 218 | |
| 219 | return 0; |
| 220 | } |
| 221 | |
| 222 | static int wm_adsp_fw_put(struct snd_kcontrol *kcontrol, |
| 223 | struct snd_ctl_elem_value *ucontrol) |
| 224 | { |
| 225 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); |
| 226 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
| 227 | struct wm_adsp *adsp = snd_soc_codec_get_drvdata(codec); |
| 228 | |
| 229 | if (ucontrol->value.integer.value[0] == adsp[e->shift_l].fw) |
| 230 | return 0; |
| 231 | |
| 232 | if (ucontrol->value.integer.value[0] >= WM_ADSP_NUM_FW) |
| 233 | return -EINVAL; |
| 234 | |
| 235 | if (adsp[e->shift_l].running) |
| 236 | return -EBUSY; |
| 237 | |
Mark Brown | 3152276 | 2013-01-30 20:11:01 +0800 | [diff] [blame] | 238 | adsp[e->shift_l].fw = ucontrol->value.integer.value[0]; |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 239 | |
| 240 | return 0; |
| 241 | } |
| 242 | |
| 243 | static const struct soc_enum wm_adsp_fw_enum[] = { |
| 244 | SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| 245 | SOC_ENUM_SINGLE(0, 1, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| 246 | SOC_ENUM_SINGLE(0, 2, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| 247 | SOC_ENUM_SINGLE(0, 3, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| 248 | }; |
| 249 | |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 250 | static const struct soc_enum wm_adsp_rate_enum[] = { |
| 251 | SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP1_CONTROL_1, |
| 252 | ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| 253 | ARIZONA_RATE_ENUM_SIZE, |
| 254 | arizona_rate_text, arizona_rate_val), |
| 255 | SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP2_CONTROL_1, |
| 256 | ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| 257 | ARIZONA_RATE_ENUM_SIZE, |
| 258 | arizona_rate_text, arizona_rate_val), |
| 259 | SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP3_CONTROL_1, |
| 260 | ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| 261 | ARIZONA_RATE_ENUM_SIZE, |
| 262 | arizona_rate_text, arizona_rate_val), |
| 263 | SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP3_CONTROL_1, |
| 264 | ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| 265 | ARIZONA_RATE_ENUM_SIZE, |
| 266 | arizona_rate_text, arizona_rate_val), |
| 267 | }; |
| 268 | |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 269 | const struct snd_kcontrol_new wm_adsp_fw_controls[] = { |
| 270 | SOC_ENUM_EXT("DSP1 Firmware", wm_adsp_fw_enum[0], |
| 271 | wm_adsp_fw_get, wm_adsp_fw_put), |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 272 | SOC_ENUM("DSP1 Rate", wm_adsp_rate_enum[0]), |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 273 | SOC_ENUM_EXT("DSP2 Firmware", wm_adsp_fw_enum[1], |
| 274 | wm_adsp_fw_get, wm_adsp_fw_put), |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 275 | SOC_ENUM("DSP2 Rate", wm_adsp_rate_enum[1]), |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 276 | SOC_ENUM_EXT("DSP3 Firmware", wm_adsp_fw_enum[2], |
| 277 | wm_adsp_fw_get, wm_adsp_fw_put), |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 278 | SOC_ENUM("DSP3 Rate", wm_adsp_rate_enum[2]), |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 279 | SOC_ENUM_EXT("DSP4 Firmware", wm_adsp_fw_enum[3], |
| 280 | wm_adsp_fw_get, wm_adsp_fw_put), |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame^] | 281 | SOC_ENUM("DSP4 Rate", wm_adsp_rate_enum[3]), |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 282 | }; |
| 283 | EXPORT_SYMBOL_GPL(wm_adsp_fw_controls); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 284 | |
| 285 | static struct wm_adsp_region const *wm_adsp_find_region(struct wm_adsp *dsp, |
| 286 | int type) |
| 287 | { |
| 288 | int i; |
| 289 | |
| 290 | for (i = 0; i < dsp->num_mems; i++) |
| 291 | if (dsp->mem[i].type == type) |
| 292 | return &dsp->mem[i]; |
| 293 | |
| 294 | return NULL; |
| 295 | } |
| 296 | |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 297 | static unsigned int wm_adsp_region_to_reg(struct wm_adsp_region const *region, |
| 298 | unsigned int offset) |
| 299 | { |
| 300 | switch (region->type) { |
| 301 | case WMFW_ADSP1_PM: |
| 302 | return region->base + (offset * 3); |
| 303 | case WMFW_ADSP1_DM: |
| 304 | return region->base + (offset * 2); |
| 305 | case WMFW_ADSP2_XM: |
| 306 | return region->base + (offset * 2); |
| 307 | case WMFW_ADSP2_YM: |
| 308 | return region->base + (offset * 2); |
| 309 | case WMFW_ADSP1_ZM: |
| 310 | return region->base + (offset * 2); |
| 311 | default: |
| 312 | WARN_ON(NULL != "Unknown memory region type"); |
| 313 | return offset; |
| 314 | } |
| 315 | } |
| 316 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 317 | static int wm_adsp_load(struct wm_adsp *dsp) |
| 318 | { |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 319 | LIST_HEAD(buf_list); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 320 | const struct firmware *firmware; |
| 321 | struct regmap *regmap = dsp->regmap; |
| 322 | unsigned int pos = 0; |
| 323 | const struct wmfw_header *header; |
| 324 | const struct wmfw_adsp1_sizes *adsp1_sizes; |
| 325 | const struct wmfw_adsp2_sizes *adsp2_sizes; |
| 326 | const struct wmfw_footer *footer; |
| 327 | const struct wmfw_region *region; |
| 328 | const struct wm_adsp_region *mem; |
| 329 | const char *region_name; |
| 330 | char *file, *text; |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 331 | struct wm_adsp_buf *buf; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 332 | unsigned int reg; |
| 333 | int regions = 0; |
| 334 | int ret, offset, type, sizes; |
| 335 | |
| 336 | file = kzalloc(PAGE_SIZE, GFP_KERNEL); |
| 337 | if (file == NULL) |
| 338 | return -ENOMEM; |
| 339 | |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 340 | snprintf(file, PAGE_SIZE, "%s-dsp%d-%s.wmfw", dsp->part, dsp->num, |
| 341 | wm_adsp_fw[dsp->fw].file); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 342 | file[PAGE_SIZE - 1] = '\0'; |
| 343 | |
| 344 | ret = request_firmware(&firmware, file, dsp->dev); |
| 345 | if (ret != 0) { |
| 346 | adsp_err(dsp, "Failed to request '%s'\n", file); |
| 347 | goto out; |
| 348 | } |
| 349 | ret = -EINVAL; |
| 350 | |
| 351 | pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer); |
| 352 | if (pos >= firmware->size) { |
| 353 | adsp_err(dsp, "%s: file too short, %zu bytes\n", |
| 354 | file, firmware->size); |
| 355 | goto out_fw; |
| 356 | } |
| 357 | |
| 358 | header = (void*)&firmware->data[0]; |
| 359 | |
| 360 | if (memcmp(&header->magic[0], "WMFW", 4) != 0) { |
| 361 | adsp_err(dsp, "%s: invalid magic\n", file); |
| 362 | goto out_fw; |
| 363 | } |
| 364 | |
| 365 | if (header->ver != 0) { |
| 366 | adsp_err(dsp, "%s: unknown file format %d\n", |
| 367 | file, header->ver); |
| 368 | goto out_fw; |
| 369 | } |
| 370 | |
| 371 | if (header->core != dsp->type) { |
| 372 | adsp_err(dsp, "%s: invalid core %d != %d\n", |
| 373 | file, header->core, dsp->type); |
| 374 | goto out_fw; |
| 375 | } |
| 376 | |
| 377 | switch (dsp->type) { |
| 378 | case WMFW_ADSP1: |
| 379 | pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer); |
| 380 | adsp1_sizes = (void *)&(header[1]); |
| 381 | footer = (void *)&(adsp1_sizes[1]); |
| 382 | sizes = sizeof(*adsp1_sizes); |
| 383 | |
| 384 | adsp_dbg(dsp, "%s: %d DM, %d PM, %d ZM\n", |
| 385 | file, le32_to_cpu(adsp1_sizes->dm), |
| 386 | le32_to_cpu(adsp1_sizes->pm), |
| 387 | le32_to_cpu(adsp1_sizes->zm)); |
| 388 | break; |
| 389 | |
| 390 | case WMFW_ADSP2: |
| 391 | pos = sizeof(*header) + sizeof(*adsp2_sizes) + sizeof(*footer); |
| 392 | adsp2_sizes = (void *)&(header[1]); |
| 393 | footer = (void *)&(adsp2_sizes[1]); |
| 394 | sizes = sizeof(*adsp2_sizes); |
| 395 | |
| 396 | adsp_dbg(dsp, "%s: %d XM, %d YM %d PM, %d ZM\n", |
| 397 | file, le32_to_cpu(adsp2_sizes->xm), |
| 398 | le32_to_cpu(adsp2_sizes->ym), |
| 399 | le32_to_cpu(adsp2_sizes->pm), |
| 400 | le32_to_cpu(adsp2_sizes->zm)); |
| 401 | break; |
| 402 | |
| 403 | default: |
| 404 | BUG_ON(NULL == "Unknown DSP type"); |
| 405 | goto out_fw; |
| 406 | } |
| 407 | |
| 408 | if (le32_to_cpu(header->len) != sizeof(*header) + |
| 409 | sizes + sizeof(*footer)) { |
| 410 | adsp_err(dsp, "%s: unexpected header length %d\n", |
| 411 | file, le32_to_cpu(header->len)); |
| 412 | goto out_fw; |
| 413 | } |
| 414 | |
| 415 | adsp_dbg(dsp, "%s: timestamp %llu\n", file, |
| 416 | le64_to_cpu(footer->timestamp)); |
| 417 | |
| 418 | while (pos < firmware->size && |
| 419 | pos - firmware->size > sizeof(*region)) { |
| 420 | region = (void *)&(firmware->data[pos]); |
| 421 | region_name = "Unknown"; |
| 422 | reg = 0; |
| 423 | text = NULL; |
| 424 | offset = le32_to_cpu(region->offset) & 0xffffff; |
| 425 | type = be32_to_cpu(region->type) & 0xff; |
| 426 | mem = wm_adsp_find_region(dsp, type); |
| 427 | |
| 428 | switch (type) { |
| 429 | case WMFW_NAME_TEXT: |
| 430 | region_name = "Firmware name"; |
| 431 | text = kzalloc(le32_to_cpu(region->len) + 1, |
| 432 | GFP_KERNEL); |
| 433 | break; |
| 434 | case WMFW_INFO_TEXT: |
| 435 | region_name = "Information"; |
| 436 | text = kzalloc(le32_to_cpu(region->len) + 1, |
| 437 | GFP_KERNEL); |
| 438 | break; |
| 439 | case WMFW_ABSOLUTE: |
| 440 | region_name = "Absolute"; |
| 441 | reg = offset; |
| 442 | break; |
| 443 | case WMFW_ADSP1_PM: |
| 444 | BUG_ON(!mem); |
| 445 | region_name = "PM"; |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 446 | reg = wm_adsp_region_to_reg(mem, offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 447 | break; |
| 448 | case WMFW_ADSP1_DM: |
| 449 | BUG_ON(!mem); |
| 450 | region_name = "DM"; |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 451 | reg = wm_adsp_region_to_reg(mem, offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 452 | break; |
| 453 | case WMFW_ADSP2_XM: |
| 454 | BUG_ON(!mem); |
| 455 | region_name = "XM"; |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 456 | reg = wm_adsp_region_to_reg(mem, offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 457 | break; |
| 458 | case WMFW_ADSP2_YM: |
| 459 | BUG_ON(!mem); |
| 460 | region_name = "YM"; |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 461 | reg = wm_adsp_region_to_reg(mem, offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 462 | break; |
| 463 | case WMFW_ADSP1_ZM: |
| 464 | BUG_ON(!mem); |
| 465 | region_name = "ZM"; |
Mark Brown | 45b9ee7 | 2013-01-08 16:02:06 +0000 | [diff] [blame] | 466 | reg = wm_adsp_region_to_reg(mem, offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 467 | break; |
| 468 | default: |
| 469 | adsp_warn(dsp, |
| 470 | "%s.%d: Unknown region type %x at %d(%x)\n", |
| 471 | file, regions, type, pos, pos); |
| 472 | break; |
| 473 | } |
| 474 | |
| 475 | adsp_dbg(dsp, "%s.%d: %d bytes at %d in %s\n", file, |
| 476 | regions, le32_to_cpu(region->len), offset, |
| 477 | region_name); |
| 478 | |
| 479 | if (text) { |
| 480 | memcpy(text, region->data, le32_to_cpu(region->len)); |
| 481 | adsp_info(dsp, "%s: %s\n", file, text); |
| 482 | kfree(text); |
| 483 | } |
| 484 | |
| 485 | if (reg) { |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 486 | buf = wm_adsp_buf_alloc(region->data, |
| 487 | le32_to_cpu(region->len), |
| 488 | &buf_list); |
Mark Brown | a76fefa | 2013-01-07 19:03:17 +0000 | [diff] [blame] | 489 | if (!buf) { |
| 490 | adsp_err(dsp, "Out of memory\n"); |
| 491 | return -ENOMEM; |
| 492 | } |
| 493 | |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 494 | ret = regmap_raw_write_async(regmap, reg, buf->buf, |
| 495 | le32_to_cpu(region->len)); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 496 | if (ret != 0) { |
| 497 | adsp_err(dsp, |
| 498 | "%s.%d: Failed to write %d bytes at %d in %s: %d\n", |
| 499 | file, regions, |
| 500 | le32_to_cpu(region->len), offset, |
| 501 | region_name, ret); |
| 502 | goto out_fw; |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | pos += le32_to_cpu(region->len) + sizeof(*region); |
| 507 | regions++; |
| 508 | } |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 509 | |
| 510 | ret = regmap_async_complete(regmap); |
| 511 | if (ret != 0) { |
| 512 | adsp_err(dsp, "Failed to complete async write: %d\n", ret); |
| 513 | goto out_fw; |
| 514 | } |
| 515 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 516 | if (pos > firmware->size) |
| 517 | adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n", |
| 518 | file, regions, pos - firmware->size); |
| 519 | |
| 520 | out_fw: |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 521 | regmap_async_complete(regmap); |
| 522 | wm_adsp_buf_free(&buf_list); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 523 | release_firmware(firmware); |
| 524 | out: |
| 525 | kfree(file); |
| 526 | |
| 527 | return ret; |
| 528 | } |
| 529 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 530 | static int wm_adsp_setup_algs(struct wm_adsp *dsp) |
| 531 | { |
| 532 | struct regmap *regmap = dsp->regmap; |
| 533 | struct wmfw_adsp1_id_hdr adsp1_id; |
| 534 | struct wmfw_adsp2_id_hdr adsp2_id; |
| 535 | struct wmfw_adsp1_alg_hdr *adsp1_alg; |
| 536 | struct wmfw_adsp2_alg_hdr *adsp2_alg; |
Mark Brown | d62f4bc | 2012-12-19 14:00:30 +0000 | [diff] [blame] | 537 | void *alg, *buf; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 538 | struct wm_adsp_alg_region *region; |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 539 | const struct wm_adsp_region *mem; |
| 540 | unsigned int pos, term; |
Mark Brown | d62f4bc | 2012-12-19 14:00:30 +0000 | [diff] [blame] | 541 | size_t algs, buf_size; |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 542 | __be32 val; |
| 543 | int i, ret; |
| 544 | |
| 545 | switch (dsp->type) { |
| 546 | case WMFW_ADSP1: |
| 547 | mem = wm_adsp_find_region(dsp, WMFW_ADSP1_DM); |
| 548 | break; |
| 549 | case WMFW_ADSP2: |
| 550 | mem = wm_adsp_find_region(dsp, WMFW_ADSP2_XM); |
| 551 | break; |
| 552 | default: |
| 553 | mem = NULL; |
| 554 | break; |
| 555 | } |
| 556 | |
| 557 | if (mem == NULL) { |
| 558 | BUG_ON(mem != NULL); |
| 559 | return -EINVAL; |
| 560 | } |
| 561 | |
| 562 | switch (dsp->type) { |
| 563 | case WMFW_ADSP1: |
| 564 | ret = regmap_raw_read(regmap, mem->base, &adsp1_id, |
| 565 | sizeof(adsp1_id)); |
| 566 | if (ret != 0) { |
| 567 | adsp_err(dsp, "Failed to read algorithm info: %d\n", |
| 568 | ret); |
| 569 | return ret; |
| 570 | } |
| 571 | |
Mark Brown | d62f4bc | 2012-12-19 14:00:30 +0000 | [diff] [blame] | 572 | buf = &adsp1_id; |
| 573 | buf_size = sizeof(adsp1_id); |
| 574 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 575 | algs = be32_to_cpu(adsp1_id.algs); |
| 576 | adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", |
| 577 | be32_to_cpu(adsp1_id.fw.id), |
| 578 | (be32_to_cpu(adsp1_id.fw.ver) & 0xff0000) >> 16, |
| 579 | (be32_to_cpu(adsp1_id.fw.ver) & 0xff00) >> 8, |
| 580 | be32_to_cpu(adsp1_id.fw.ver) & 0xff, |
| 581 | algs); |
| 582 | |
| 583 | pos = sizeof(adsp1_id) / 2; |
| 584 | term = pos + ((sizeof(*adsp1_alg) * algs) / 2); |
| 585 | break; |
| 586 | |
| 587 | case WMFW_ADSP2: |
| 588 | ret = regmap_raw_read(regmap, mem->base, &adsp2_id, |
| 589 | sizeof(adsp2_id)); |
| 590 | if (ret != 0) { |
| 591 | adsp_err(dsp, "Failed to read algorithm info: %d\n", |
| 592 | ret); |
| 593 | return ret; |
| 594 | } |
| 595 | |
Mark Brown | d62f4bc | 2012-12-19 14:00:30 +0000 | [diff] [blame] | 596 | buf = &adsp2_id; |
| 597 | buf_size = sizeof(adsp2_id); |
| 598 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 599 | algs = be32_to_cpu(adsp2_id.algs); |
| 600 | adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", |
| 601 | be32_to_cpu(adsp2_id.fw.id), |
| 602 | (be32_to_cpu(adsp2_id.fw.ver) & 0xff0000) >> 16, |
| 603 | (be32_to_cpu(adsp2_id.fw.ver) & 0xff00) >> 8, |
| 604 | be32_to_cpu(adsp2_id.fw.ver) & 0xff, |
| 605 | algs); |
| 606 | |
| 607 | pos = sizeof(adsp2_id) / 2; |
| 608 | term = pos + ((sizeof(*adsp2_alg) * algs) / 2); |
| 609 | break; |
| 610 | |
| 611 | default: |
| 612 | BUG_ON(NULL == "Unknown DSP type"); |
| 613 | return -EINVAL; |
| 614 | } |
| 615 | |
| 616 | if (algs == 0) { |
| 617 | adsp_err(dsp, "No algorithms\n"); |
| 618 | return -EINVAL; |
| 619 | } |
| 620 | |
Mark Brown | d62f4bc | 2012-12-19 14:00:30 +0000 | [diff] [blame] | 621 | if (algs > 1024) { |
| 622 | adsp_err(dsp, "Algorithm count %zx excessive\n", algs); |
| 623 | print_hex_dump_bytes(dev_name(dsp->dev), DUMP_PREFIX_OFFSET, |
| 624 | buf, buf_size); |
| 625 | return -EINVAL; |
| 626 | } |
| 627 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 628 | /* Read the terminator first to validate the length */ |
| 629 | ret = regmap_raw_read(regmap, mem->base + term, &val, sizeof(val)); |
| 630 | if (ret != 0) { |
| 631 | adsp_err(dsp, "Failed to read algorithm list end: %d\n", |
| 632 | ret); |
| 633 | return ret; |
| 634 | } |
| 635 | |
| 636 | if (be32_to_cpu(val) != 0xbedead) |
| 637 | adsp_warn(dsp, "Algorithm list end %x 0x%x != 0xbeadead\n", |
| 638 | term, be32_to_cpu(val)); |
| 639 | |
Mark Brown | f2a93e2 | 2013-01-20 22:17:30 +0900 | [diff] [blame] | 640 | alg = kzalloc((term - pos) * 2, GFP_KERNEL | GFP_DMA); |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 641 | if (!alg) |
| 642 | return -ENOMEM; |
| 643 | |
| 644 | ret = regmap_raw_read(regmap, mem->base + pos, alg, (term - pos) * 2); |
| 645 | if (ret != 0) { |
| 646 | adsp_err(dsp, "Failed to read algorithm list: %d\n", |
| 647 | ret); |
| 648 | goto out; |
| 649 | } |
| 650 | |
| 651 | adsp1_alg = alg; |
| 652 | adsp2_alg = alg; |
| 653 | |
| 654 | for (i = 0; i < algs; i++) { |
| 655 | switch (dsp->type) { |
| 656 | case WMFW_ADSP1: |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 657 | adsp_info(dsp, "%d: ID %x v%d.%d.%d DM@%x ZM@%x\n", |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 658 | i, be32_to_cpu(adsp1_alg[i].alg.id), |
| 659 | (be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff0000) >> 16, |
| 660 | (be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff00) >> 8, |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 661 | be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff, |
| 662 | be32_to_cpu(adsp1_alg[i].dm), |
| 663 | be32_to_cpu(adsp1_alg[i].zm)); |
| 664 | |
Mark Brown | 7480800 | 2013-01-26 00:29:51 +0800 | [diff] [blame] | 665 | region = kzalloc(sizeof(*region), GFP_KERNEL); |
| 666 | if (!region) |
| 667 | return -ENOMEM; |
| 668 | region->type = WMFW_ADSP1_DM; |
| 669 | region->alg = be32_to_cpu(adsp1_alg[i].alg.id); |
| 670 | region->base = be32_to_cpu(adsp1_alg[i].dm); |
| 671 | list_add_tail(®ion->list, &dsp->alg_regions); |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 672 | |
Mark Brown | 7480800 | 2013-01-26 00:29:51 +0800 | [diff] [blame] | 673 | region = kzalloc(sizeof(*region), GFP_KERNEL); |
| 674 | if (!region) |
| 675 | return -ENOMEM; |
| 676 | region->type = WMFW_ADSP1_ZM; |
| 677 | region->alg = be32_to_cpu(adsp1_alg[i].alg.id); |
| 678 | region->base = be32_to_cpu(adsp1_alg[i].zm); |
| 679 | list_add_tail(®ion->list, &dsp->alg_regions); |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 680 | break; |
| 681 | |
| 682 | case WMFW_ADSP2: |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 683 | adsp_info(dsp, |
| 684 | "%d: ID %x v%d.%d.%d XM@%x YM@%x ZM@%x\n", |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 685 | i, be32_to_cpu(adsp2_alg[i].alg.id), |
| 686 | (be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff0000) >> 16, |
| 687 | (be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff00) >> 8, |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 688 | be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff, |
| 689 | be32_to_cpu(adsp2_alg[i].xm), |
| 690 | be32_to_cpu(adsp2_alg[i].ym), |
| 691 | be32_to_cpu(adsp2_alg[i].zm)); |
| 692 | |
Mark Brown | 7480800 | 2013-01-26 00:29:51 +0800 | [diff] [blame] | 693 | region = kzalloc(sizeof(*region), GFP_KERNEL); |
| 694 | if (!region) |
| 695 | return -ENOMEM; |
| 696 | region->type = WMFW_ADSP2_XM; |
| 697 | region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| 698 | region->base = be32_to_cpu(adsp2_alg[i].xm); |
| 699 | list_add_tail(®ion->list, &dsp->alg_regions); |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 700 | |
Mark Brown | 7480800 | 2013-01-26 00:29:51 +0800 | [diff] [blame] | 701 | region = kzalloc(sizeof(*region), GFP_KERNEL); |
| 702 | if (!region) |
| 703 | return -ENOMEM; |
| 704 | region->type = WMFW_ADSP2_YM; |
| 705 | region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| 706 | region->base = be32_to_cpu(adsp2_alg[i].ym); |
| 707 | list_add_tail(®ion->list, &dsp->alg_regions); |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 708 | |
Mark Brown | 7480800 | 2013-01-26 00:29:51 +0800 | [diff] [blame] | 709 | region = kzalloc(sizeof(*region), GFP_KERNEL); |
| 710 | if (!region) |
| 711 | return -ENOMEM; |
| 712 | region->type = WMFW_ADSP2_ZM; |
| 713 | region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| 714 | region->base = be32_to_cpu(adsp2_alg[i].zm); |
| 715 | list_add_tail(®ion->list, &dsp->alg_regions); |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 716 | break; |
| 717 | } |
| 718 | } |
| 719 | |
| 720 | out: |
| 721 | kfree(alg); |
| 722 | return ret; |
| 723 | } |
| 724 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 725 | static int wm_adsp_load_coeff(struct wm_adsp *dsp) |
| 726 | { |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 727 | LIST_HEAD(buf_list); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 728 | struct regmap *regmap = dsp->regmap; |
| 729 | struct wmfw_coeff_hdr *hdr; |
| 730 | struct wmfw_coeff_item *blk; |
| 731 | const struct firmware *firmware; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 732 | const struct wm_adsp_region *mem; |
| 733 | struct wm_adsp_alg_region *alg_region; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 734 | const char *region_name; |
| 735 | int ret, pos, blocks, type, offset, reg; |
| 736 | char *file; |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 737 | struct wm_adsp_buf *buf; |
Chris Rattray | bdaacea | 2013-02-08 14:32:15 +0000 | [diff] [blame] | 738 | int tmp; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 739 | |
| 740 | file = kzalloc(PAGE_SIZE, GFP_KERNEL); |
| 741 | if (file == NULL) |
| 742 | return -ENOMEM; |
| 743 | |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 744 | snprintf(file, PAGE_SIZE, "%s-dsp%d-%s.bin", dsp->part, dsp->num, |
| 745 | wm_adsp_fw[dsp->fw].file); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 746 | file[PAGE_SIZE - 1] = '\0'; |
| 747 | |
| 748 | ret = request_firmware(&firmware, file, dsp->dev); |
| 749 | if (ret != 0) { |
| 750 | adsp_warn(dsp, "Failed to request '%s'\n", file); |
| 751 | ret = 0; |
| 752 | goto out; |
| 753 | } |
| 754 | ret = -EINVAL; |
| 755 | |
| 756 | if (sizeof(*hdr) >= firmware->size) { |
| 757 | adsp_err(dsp, "%s: file too short, %zu bytes\n", |
| 758 | file, firmware->size); |
| 759 | goto out_fw; |
| 760 | } |
| 761 | |
| 762 | hdr = (void*)&firmware->data[0]; |
| 763 | if (memcmp(hdr->magic, "WMDR", 4) != 0) { |
| 764 | adsp_err(dsp, "%s: invalid magic\n", file); |
Charles Keepax | a4cdbec | 2013-01-21 09:02:31 +0000 | [diff] [blame] | 765 | goto out_fw; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 766 | } |
| 767 | |
Mark Brown | c712326 | 2013-01-16 16:59:04 +0900 | [diff] [blame] | 768 | switch (be32_to_cpu(hdr->rev) & 0xff) { |
| 769 | case 1: |
| 770 | break; |
| 771 | default: |
| 772 | adsp_err(dsp, "%s: Unsupported coefficient file format %d\n", |
| 773 | file, be32_to_cpu(hdr->rev) & 0xff); |
| 774 | ret = -EINVAL; |
| 775 | goto out_fw; |
| 776 | } |
| 777 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 778 | adsp_dbg(dsp, "%s: v%d.%d.%d\n", file, |
| 779 | (le32_to_cpu(hdr->ver) >> 16) & 0xff, |
| 780 | (le32_to_cpu(hdr->ver) >> 8) & 0xff, |
| 781 | le32_to_cpu(hdr->ver) & 0xff); |
| 782 | |
| 783 | pos = le32_to_cpu(hdr->len); |
| 784 | |
| 785 | blocks = 0; |
| 786 | while (pos < firmware->size && |
| 787 | pos - firmware->size > sizeof(*blk)) { |
| 788 | blk = (void*)(&firmware->data[pos]); |
| 789 | |
Mark Brown | c712326 | 2013-01-16 16:59:04 +0900 | [diff] [blame] | 790 | type = le16_to_cpu(blk->type); |
| 791 | offset = le16_to_cpu(blk->offset); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 792 | |
| 793 | adsp_dbg(dsp, "%s.%d: %x v%d.%d.%d\n", |
| 794 | file, blocks, le32_to_cpu(blk->id), |
| 795 | (le32_to_cpu(blk->ver) >> 16) & 0xff, |
| 796 | (le32_to_cpu(blk->ver) >> 8) & 0xff, |
| 797 | le32_to_cpu(blk->ver) & 0xff); |
| 798 | adsp_dbg(dsp, "%s.%d: %d bytes at 0x%x in %x\n", |
| 799 | file, blocks, le32_to_cpu(blk->len), offset, type); |
| 800 | |
| 801 | reg = 0; |
| 802 | region_name = "Unknown"; |
| 803 | switch (type) { |
Mark Brown | c712326 | 2013-01-16 16:59:04 +0900 | [diff] [blame] | 804 | case (WMFW_NAME_TEXT << 8): |
| 805 | case (WMFW_INFO_TEXT << 8): |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 806 | break; |
Mark Brown | c712326 | 2013-01-16 16:59:04 +0900 | [diff] [blame] | 807 | case (WMFW_ABSOLUTE << 8): |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 808 | region_name = "register"; |
| 809 | reg = offset; |
| 810 | break; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 811 | |
| 812 | case WMFW_ADSP1_DM: |
| 813 | case WMFW_ADSP1_ZM: |
| 814 | case WMFW_ADSP2_XM: |
| 815 | case WMFW_ADSP2_YM: |
| 816 | adsp_dbg(dsp, "%s.%d: %d bytes in %x for %x\n", |
| 817 | file, blocks, le32_to_cpu(blk->len), |
| 818 | type, le32_to_cpu(blk->id)); |
| 819 | |
| 820 | mem = wm_adsp_find_region(dsp, type); |
| 821 | if (!mem) { |
| 822 | adsp_err(dsp, "No base for region %x\n", type); |
| 823 | break; |
| 824 | } |
| 825 | |
| 826 | reg = 0; |
| 827 | list_for_each_entry(alg_region, |
| 828 | &dsp->alg_regions, list) { |
| 829 | if (le32_to_cpu(blk->id) == alg_region->alg && |
| 830 | type == alg_region->type) { |
Mark Brown | 338c518 | 2013-01-24 00:35:48 +0800 | [diff] [blame] | 831 | reg = alg_region->base; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 832 | reg = wm_adsp_region_to_reg(mem, |
| 833 | reg); |
Mark Brown | 338c518 | 2013-01-24 00:35:48 +0800 | [diff] [blame] | 834 | reg += offset; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 835 | } |
| 836 | } |
| 837 | |
| 838 | if (reg == 0) |
| 839 | adsp_err(dsp, "No %x for algorithm %x\n", |
| 840 | type, le32_to_cpu(blk->id)); |
| 841 | break; |
| 842 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 843 | default: |
Mark Brown | 25c62f7e | 2013-01-20 19:02:19 +0900 | [diff] [blame] | 844 | adsp_err(dsp, "%s.%d: Unknown region type %x at %d\n", |
| 845 | file, blocks, type, pos); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 846 | break; |
| 847 | } |
| 848 | |
| 849 | if (reg) { |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 850 | buf = wm_adsp_buf_alloc(blk->data, |
| 851 | le32_to_cpu(blk->len), |
| 852 | &buf_list); |
Mark Brown | a76fefa | 2013-01-07 19:03:17 +0000 | [diff] [blame] | 853 | if (!buf) { |
| 854 | adsp_err(dsp, "Out of memory\n"); |
| 855 | return -ENOMEM; |
| 856 | } |
| 857 | |
Mark Brown | 20da6d5 | 2013-01-12 19:58:17 +0000 | [diff] [blame] | 858 | adsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n", |
| 859 | file, blocks, le32_to_cpu(blk->len), |
| 860 | reg); |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 861 | ret = regmap_raw_write_async(regmap, reg, buf->buf, |
| 862 | le32_to_cpu(blk->len)); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 863 | if (ret != 0) { |
| 864 | adsp_err(dsp, |
| 865 | "%s.%d: Failed to write to %x in %s\n", |
| 866 | file, blocks, reg, region_name); |
| 867 | } |
| 868 | } |
| 869 | |
Chris Rattray | bdaacea | 2013-02-08 14:32:15 +0000 | [diff] [blame] | 870 | tmp = le32_to_cpu(blk->len) % 4; |
| 871 | if (tmp) |
| 872 | pos += le32_to_cpu(blk->len) + (4 - tmp) + sizeof(*blk); |
| 873 | else |
| 874 | pos += le32_to_cpu(blk->len) + sizeof(*blk); |
| 875 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 876 | blocks++; |
| 877 | } |
| 878 | |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 879 | ret = regmap_async_complete(regmap); |
| 880 | if (ret != 0) |
| 881 | adsp_err(dsp, "Failed to complete async write: %d\n", ret); |
| 882 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 883 | if (pos > firmware->size) |
| 884 | adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n", |
| 885 | file, blocks, pos - firmware->size); |
| 886 | |
| 887 | out_fw: |
| 888 | release_firmware(firmware); |
Mark Brown | cf17c83 | 2013-01-30 14:37:23 +0800 | [diff] [blame] | 889 | wm_adsp_buf_free(&buf_list); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 890 | out: |
| 891 | kfree(file); |
| 892 | return 0; |
| 893 | } |
| 894 | |
Mark Brown | 5e7a7a2 | 2013-01-16 10:03:56 +0900 | [diff] [blame] | 895 | int wm_adsp1_init(struct wm_adsp *adsp) |
| 896 | { |
| 897 | INIT_LIST_HEAD(&adsp->alg_regions); |
| 898 | |
| 899 | return 0; |
| 900 | } |
| 901 | EXPORT_SYMBOL_GPL(wm_adsp1_init); |
| 902 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 903 | int wm_adsp1_event(struct snd_soc_dapm_widget *w, |
| 904 | struct snd_kcontrol *kcontrol, |
| 905 | int event) |
| 906 | { |
| 907 | struct snd_soc_codec *codec = w->codec; |
| 908 | struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec); |
| 909 | struct wm_adsp *dsp = &dsps[w->shift]; |
| 910 | int ret; |
Chris Rattray | 94e205b | 2013-01-18 08:43:09 +0000 | [diff] [blame] | 911 | int val; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 912 | |
| 913 | switch (event) { |
| 914 | case SND_SOC_DAPM_POST_PMU: |
| 915 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| 916 | ADSP1_SYS_ENA, ADSP1_SYS_ENA); |
| 917 | |
Chris Rattray | 94e205b | 2013-01-18 08:43:09 +0000 | [diff] [blame] | 918 | /* |
| 919 | * For simplicity set the DSP clock rate to be the |
| 920 | * SYSCLK rate rather than making it configurable. |
| 921 | */ |
| 922 | if(dsp->sysclk_reg) { |
| 923 | ret = regmap_read(dsp->regmap, dsp->sysclk_reg, &val); |
| 924 | if (ret != 0) { |
| 925 | adsp_err(dsp, "Failed to read SYSCLK state: %d\n", |
| 926 | ret); |
| 927 | return ret; |
| 928 | } |
| 929 | |
| 930 | val = (val & dsp->sysclk_mask) |
| 931 | >> dsp->sysclk_shift; |
| 932 | |
| 933 | ret = regmap_update_bits(dsp->regmap, |
| 934 | dsp->base + ADSP1_CONTROL_31, |
| 935 | ADSP1_CLK_SEL_MASK, val); |
| 936 | if (ret != 0) { |
| 937 | adsp_err(dsp, "Failed to set clock rate: %d\n", |
| 938 | ret); |
| 939 | return ret; |
| 940 | } |
| 941 | } |
| 942 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 943 | ret = wm_adsp_load(dsp); |
| 944 | if (ret != 0) |
| 945 | goto err; |
| 946 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 947 | ret = wm_adsp_setup_algs(dsp); |
| 948 | if (ret != 0) |
| 949 | goto err; |
| 950 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 951 | ret = wm_adsp_load_coeff(dsp); |
| 952 | if (ret != 0) |
| 953 | goto err; |
| 954 | |
| 955 | /* Start the core running */ |
| 956 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| 957 | ADSP1_CORE_ENA | ADSP1_START, |
| 958 | ADSP1_CORE_ENA | ADSP1_START); |
| 959 | break; |
| 960 | |
| 961 | case SND_SOC_DAPM_PRE_PMD: |
| 962 | /* Halt the core */ |
| 963 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| 964 | ADSP1_CORE_ENA | ADSP1_START, 0); |
| 965 | |
| 966 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_19, |
| 967 | ADSP1_WDMA_BUFFER_LENGTH_MASK, 0); |
| 968 | |
| 969 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| 970 | ADSP1_SYS_ENA, 0); |
| 971 | break; |
| 972 | |
| 973 | default: |
| 974 | break; |
| 975 | } |
| 976 | |
| 977 | return 0; |
| 978 | |
| 979 | err: |
| 980 | regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| 981 | ADSP1_SYS_ENA, 0); |
| 982 | return ret; |
| 983 | } |
| 984 | EXPORT_SYMBOL_GPL(wm_adsp1_event); |
| 985 | |
| 986 | static int wm_adsp2_ena(struct wm_adsp *dsp) |
| 987 | { |
| 988 | unsigned int val; |
| 989 | int ret, count; |
| 990 | |
| 991 | ret = regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
| 992 | ADSP2_SYS_ENA, ADSP2_SYS_ENA); |
| 993 | if (ret != 0) |
| 994 | return ret; |
| 995 | |
| 996 | /* Wait for the RAM to start, should be near instantaneous */ |
| 997 | count = 0; |
| 998 | do { |
| 999 | ret = regmap_read(dsp->regmap, dsp->base + ADSP2_STATUS1, |
| 1000 | &val); |
| 1001 | if (ret != 0) |
| 1002 | return ret; |
| 1003 | } while (!(val & ADSP2_RAM_RDY) && ++count < 10); |
| 1004 | |
| 1005 | if (!(val & ADSP2_RAM_RDY)) { |
| 1006 | adsp_err(dsp, "Failed to start DSP RAM\n"); |
| 1007 | return -EBUSY; |
| 1008 | } |
| 1009 | |
| 1010 | adsp_dbg(dsp, "RAM ready after %d polls\n", count); |
| 1011 | adsp_info(dsp, "RAM ready after %d polls\n", count); |
| 1012 | |
| 1013 | return 0; |
| 1014 | } |
| 1015 | |
| 1016 | int wm_adsp2_event(struct snd_soc_dapm_widget *w, |
| 1017 | struct snd_kcontrol *kcontrol, int event) |
| 1018 | { |
| 1019 | struct snd_soc_codec *codec = w->codec; |
| 1020 | struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec); |
| 1021 | struct wm_adsp *dsp = &dsps[w->shift]; |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 1022 | struct wm_adsp_alg_region *alg_region; |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1023 | unsigned int val; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1024 | int ret; |
| 1025 | |
| 1026 | switch (event) { |
| 1027 | case SND_SOC_DAPM_POST_PMU: |
Mark Brown | dd49e2c | 2012-12-02 21:50:46 +0900 | [diff] [blame] | 1028 | /* |
| 1029 | * For simplicity set the DSP clock rate to be the |
| 1030 | * SYSCLK rate rather than making it configurable. |
| 1031 | */ |
| 1032 | ret = regmap_read(dsp->regmap, ARIZONA_SYSTEM_CLOCK_1, &val); |
| 1033 | if (ret != 0) { |
| 1034 | adsp_err(dsp, "Failed to read SYSCLK state: %d\n", |
| 1035 | ret); |
| 1036 | return ret; |
| 1037 | } |
| 1038 | val = (val & ARIZONA_SYSCLK_FREQ_MASK) |
| 1039 | >> ARIZONA_SYSCLK_FREQ_SHIFT; |
| 1040 | |
| 1041 | ret = regmap_update_bits(dsp->regmap, |
| 1042 | dsp->base + ADSP2_CLOCKING, |
| 1043 | ADSP2_CLK_SEL_MASK, val); |
| 1044 | if (ret != 0) { |
| 1045 | adsp_err(dsp, "Failed to set clock rate: %d\n", |
| 1046 | ret); |
| 1047 | return ret; |
| 1048 | } |
| 1049 | |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1050 | if (dsp->dvfs) { |
| 1051 | ret = regmap_read(dsp->regmap, |
| 1052 | dsp->base + ADSP2_CLOCKING, &val); |
| 1053 | if (ret != 0) { |
| 1054 | dev_err(dsp->dev, |
| 1055 | "Failed to read clocking: %d\n", ret); |
| 1056 | return ret; |
| 1057 | } |
| 1058 | |
Mark Brown | 25c6fdb | 2012-11-29 15:16:10 +0000 | [diff] [blame] | 1059 | if ((val & ADSP2_CLK_SEL_MASK) >= 3) { |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1060 | ret = regulator_enable(dsp->dvfs); |
| 1061 | if (ret != 0) { |
| 1062 | dev_err(dsp->dev, |
| 1063 | "Failed to enable supply: %d\n", |
| 1064 | ret); |
| 1065 | return ret; |
| 1066 | } |
| 1067 | |
| 1068 | ret = regulator_set_voltage(dsp->dvfs, |
| 1069 | 1800000, |
| 1070 | 1800000); |
| 1071 | if (ret != 0) { |
| 1072 | dev_err(dsp->dev, |
| 1073 | "Failed to raise supply: %d\n", |
| 1074 | ret); |
| 1075 | return ret; |
| 1076 | } |
| 1077 | } |
| 1078 | } |
| 1079 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1080 | ret = wm_adsp2_ena(dsp); |
| 1081 | if (ret != 0) |
| 1082 | return ret; |
| 1083 | |
| 1084 | ret = wm_adsp_load(dsp); |
| 1085 | if (ret != 0) |
| 1086 | goto err; |
| 1087 | |
Mark Brown | db40517 | 2012-10-26 19:30:40 +0100 | [diff] [blame] | 1088 | ret = wm_adsp_setup_algs(dsp); |
| 1089 | if (ret != 0) |
| 1090 | goto err; |
| 1091 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1092 | ret = wm_adsp_load_coeff(dsp); |
| 1093 | if (ret != 0) |
| 1094 | goto err; |
| 1095 | |
| 1096 | ret = regmap_update_bits(dsp->regmap, |
| 1097 | dsp->base + ADSP2_CONTROL, |
Mark Brown | a7f9be7 | 2012-11-28 19:53:59 +0000 | [diff] [blame] | 1098 | ADSP2_CORE_ENA | ADSP2_START, |
| 1099 | ADSP2_CORE_ENA | ADSP2_START); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1100 | if (ret != 0) |
| 1101 | goto err; |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 1102 | |
| 1103 | dsp->running = true; |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1104 | break; |
| 1105 | |
| 1106 | case SND_SOC_DAPM_PRE_PMD: |
Mark Brown | 1023dbd | 2013-01-11 22:58:28 +0000 | [diff] [blame] | 1107 | dsp->running = false; |
| 1108 | |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1109 | regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
Mark Brown | a7f9be7 | 2012-11-28 19:53:59 +0000 | [diff] [blame] | 1110 | ADSP2_SYS_ENA | ADSP2_CORE_ENA | |
| 1111 | ADSP2_START, 0); |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1112 | |
Mark Brown | 2d30b57 | 2013-01-28 20:18:17 +0800 | [diff] [blame] | 1113 | /* Make sure DMAs are quiesced */ |
| 1114 | regmap_write(dsp->regmap, dsp->base + ADSP2_WDMA_CONFIG_1, 0); |
| 1115 | regmap_write(dsp->regmap, dsp->base + ADSP2_WDMA_CONFIG_2, 0); |
| 1116 | regmap_write(dsp->regmap, dsp->base + ADSP2_RDMA_CONFIG_1, 0); |
| 1117 | |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1118 | if (dsp->dvfs) { |
| 1119 | ret = regulator_set_voltage(dsp->dvfs, 1200000, |
| 1120 | 1800000); |
| 1121 | if (ret != 0) |
| 1122 | dev_warn(dsp->dev, |
| 1123 | "Failed to lower supply: %d\n", |
| 1124 | ret); |
| 1125 | |
| 1126 | ret = regulator_disable(dsp->dvfs); |
| 1127 | if (ret != 0) |
| 1128 | dev_err(dsp->dev, |
| 1129 | "Failed to enable supply: %d\n", |
| 1130 | ret); |
| 1131 | } |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 1132 | |
| 1133 | while (!list_empty(&dsp->alg_regions)) { |
| 1134 | alg_region = list_first_entry(&dsp->alg_regions, |
| 1135 | struct wm_adsp_alg_region, |
| 1136 | list); |
| 1137 | list_del(&alg_region->list); |
| 1138 | kfree(alg_region); |
| 1139 | } |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1140 | break; |
| 1141 | |
| 1142 | default: |
| 1143 | break; |
| 1144 | } |
| 1145 | |
| 1146 | return 0; |
| 1147 | err: |
| 1148 | regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
Mark Brown | a7f9be7 | 2012-11-28 19:53:59 +0000 | [diff] [blame] | 1149 | ADSP2_SYS_ENA | ADSP2_CORE_ENA | ADSP2_START, 0); |
Mark Brown | 2159ad9 | 2012-10-11 11:54:02 +0900 | [diff] [blame] | 1150 | return ret; |
| 1151 | } |
| 1152 | EXPORT_SYMBOL_GPL(wm_adsp2_event); |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1153 | |
| 1154 | int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs) |
| 1155 | { |
| 1156 | int ret; |
| 1157 | |
Mark Brown | 10a2b66 | 2012-12-02 21:37:00 +0900 | [diff] [blame] | 1158 | /* |
| 1159 | * Disable the DSP memory by default when in reset for a small |
| 1160 | * power saving. |
| 1161 | */ |
| 1162 | ret = regmap_update_bits(adsp->regmap, adsp->base + ADSP2_CONTROL, |
| 1163 | ADSP2_MEM_ENA, 0); |
| 1164 | if (ret != 0) { |
| 1165 | adsp_err(adsp, "Failed to clear memory retention: %d\n", ret); |
| 1166 | return ret; |
| 1167 | } |
| 1168 | |
Mark Brown | 471f488 | 2013-01-08 16:09:31 +0000 | [diff] [blame] | 1169 | INIT_LIST_HEAD(&adsp->alg_regions); |
| 1170 | |
Mark Brown | 973838a | 2012-11-28 17:20:32 +0000 | [diff] [blame] | 1171 | if (dvfs) { |
| 1172 | adsp->dvfs = devm_regulator_get(adsp->dev, "DCVDD"); |
| 1173 | if (IS_ERR(adsp->dvfs)) { |
| 1174 | ret = PTR_ERR(adsp->dvfs); |
| 1175 | dev_err(adsp->dev, "Failed to get DCVDD: %d\n", ret); |
| 1176 | return ret; |
| 1177 | } |
| 1178 | |
| 1179 | ret = regulator_enable(adsp->dvfs); |
| 1180 | if (ret != 0) { |
| 1181 | dev_err(adsp->dev, "Failed to enable DCVDD: %d\n", |
| 1182 | ret); |
| 1183 | return ret; |
| 1184 | } |
| 1185 | |
| 1186 | ret = regulator_set_voltage(adsp->dvfs, 1200000, 1800000); |
| 1187 | if (ret != 0) { |
| 1188 | dev_err(adsp->dev, "Failed to initialise DVFS: %d\n", |
| 1189 | ret); |
| 1190 | return ret; |
| 1191 | } |
| 1192 | |
| 1193 | ret = regulator_disable(adsp->dvfs); |
| 1194 | if (ret != 0) { |
| 1195 | dev_err(adsp->dev, "Failed to disable DCVDD: %d\n", |
| 1196 | ret); |
| 1197 | return ret; |
| 1198 | } |
| 1199 | } |
| 1200 | |
| 1201 | return 0; |
| 1202 | } |
| 1203 | EXPORT_SYMBOL_GPL(wm_adsp2_init); |