| /* |
| * wm_adsp.c -- Wolfson ADSP support |
| * |
| * Copyright 2012 Wolfson Microelectronics plc |
| * |
| * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/init.h> |
| #include <linux/delay.h> |
| #include <linux/firmware.h> |
| #include <linux/list.h> |
| #include <linux/pm.h> |
| #include <linux/pm_runtime.h> |
| #include <linux/regmap.h> |
| #include <linux/regulator/consumer.h> |
| #include <linux/slab.h> |
| #include <linux/workqueue.h> |
| #include <sound/core.h> |
| #include <sound/pcm.h> |
| #include <sound/pcm_params.h> |
| #include <sound/soc.h> |
| #include <sound/jack.h> |
| #include <sound/initval.h> |
| #include <sound/tlv.h> |
| |
| #include <linux/mfd/arizona/registers.h> |
| |
| #include "arizona.h" |
| #include "wm_adsp.h" |
| |
| #define adsp_crit(_dsp, fmt, ...) \ |
| dev_crit(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| #define adsp_err(_dsp, fmt, ...) \ |
| dev_err(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| #define adsp_warn(_dsp, fmt, ...) \ |
| dev_warn(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| #define adsp_info(_dsp, fmt, ...) \ |
| dev_info(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| #define adsp_dbg(_dsp, fmt, ...) \ |
| dev_dbg(_dsp->dev, "DSP%d: " fmt, _dsp->num, ##__VA_ARGS__) |
| |
| #define ADSP1_CONTROL_1 0x00 |
| #define ADSP1_CONTROL_2 0x02 |
| #define ADSP1_CONTROL_3 0x03 |
| #define ADSP1_CONTROL_4 0x04 |
| #define ADSP1_CONTROL_5 0x06 |
| #define ADSP1_CONTROL_6 0x07 |
| #define ADSP1_CONTROL_7 0x08 |
| #define ADSP1_CONTROL_8 0x09 |
| #define ADSP1_CONTROL_9 0x0A |
| #define ADSP1_CONTROL_10 0x0B |
| #define ADSP1_CONTROL_11 0x0C |
| #define ADSP1_CONTROL_12 0x0D |
| #define ADSP1_CONTROL_13 0x0F |
| #define ADSP1_CONTROL_14 0x10 |
| #define ADSP1_CONTROL_15 0x11 |
| #define ADSP1_CONTROL_16 0x12 |
| #define ADSP1_CONTROL_17 0x13 |
| #define ADSP1_CONTROL_18 0x14 |
| #define ADSP1_CONTROL_19 0x16 |
| #define ADSP1_CONTROL_20 0x17 |
| #define ADSP1_CONTROL_21 0x18 |
| #define ADSP1_CONTROL_22 0x1A |
| #define ADSP1_CONTROL_23 0x1B |
| #define ADSP1_CONTROL_24 0x1C |
| #define ADSP1_CONTROL_25 0x1E |
| #define ADSP1_CONTROL_26 0x20 |
| #define ADSP1_CONTROL_27 0x21 |
| #define ADSP1_CONTROL_28 0x22 |
| #define ADSP1_CONTROL_29 0x23 |
| #define ADSP1_CONTROL_30 0x24 |
| #define ADSP1_CONTROL_31 0x26 |
| |
| /* |
| * ADSP1 Control 19 |
| */ |
| #define ADSP1_WDMA_BUFFER_LENGTH_MASK 0x00FF /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| #define ADSP1_WDMA_BUFFER_LENGTH_SHIFT 0 /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| #define ADSP1_WDMA_BUFFER_LENGTH_WIDTH 8 /* DSP1_WDMA_BUFFER_LENGTH - [7:0] */ |
| |
| |
| /* |
| * ADSP1 Control 30 |
| */ |
| #define ADSP1_DBG_CLK_ENA 0x0008 /* DSP1_DBG_CLK_ENA */ |
| #define ADSP1_DBG_CLK_ENA_MASK 0x0008 /* DSP1_DBG_CLK_ENA */ |
| #define ADSP1_DBG_CLK_ENA_SHIFT 3 /* DSP1_DBG_CLK_ENA */ |
| #define ADSP1_DBG_CLK_ENA_WIDTH 1 /* DSP1_DBG_CLK_ENA */ |
| #define ADSP1_SYS_ENA 0x0004 /* DSP1_SYS_ENA */ |
| #define ADSP1_SYS_ENA_MASK 0x0004 /* DSP1_SYS_ENA */ |
| #define ADSP1_SYS_ENA_SHIFT 2 /* DSP1_SYS_ENA */ |
| #define ADSP1_SYS_ENA_WIDTH 1 /* DSP1_SYS_ENA */ |
| #define ADSP1_CORE_ENA 0x0002 /* DSP1_CORE_ENA */ |
| #define ADSP1_CORE_ENA_MASK 0x0002 /* DSP1_CORE_ENA */ |
| #define ADSP1_CORE_ENA_SHIFT 1 /* DSP1_CORE_ENA */ |
| #define ADSP1_CORE_ENA_WIDTH 1 /* DSP1_CORE_ENA */ |
| #define ADSP1_START 0x0001 /* DSP1_START */ |
| #define ADSP1_START_MASK 0x0001 /* DSP1_START */ |
| #define ADSP1_START_SHIFT 0 /* DSP1_START */ |
| #define ADSP1_START_WIDTH 1 /* DSP1_START */ |
| |
| /* |
| * ADSP1 Control 31 |
| */ |
| #define ADSP1_CLK_SEL_MASK 0x0007 /* CLK_SEL_ENA */ |
| #define ADSP1_CLK_SEL_SHIFT 0 /* CLK_SEL_ENA */ |
| #define ADSP1_CLK_SEL_WIDTH 3 /* CLK_SEL_ENA */ |
| |
| #define ADSP2_CONTROL 0x0 |
| #define ADSP2_CLOCKING 0x1 |
| #define ADSP2_STATUS1 0x4 |
| #define ADSP2_WDMA_CONFIG_1 0x30 |
| #define ADSP2_WDMA_CONFIG_2 0x31 |
| #define ADSP2_RDMA_CONFIG_1 0x34 |
| |
| /* |
| * ADSP2 Control |
| */ |
| |
| #define ADSP2_MEM_ENA 0x0010 /* DSP1_MEM_ENA */ |
| #define ADSP2_MEM_ENA_MASK 0x0010 /* DSP1_MEM_ENA */ |
| #define ADSP2_MEM_ENA_SHIFT 4 /* DSP1_MEM_ENA */ |
| #define ADSP2_MEM_ENA_WIDTH 1 /* DSP1_MEM_ENA */ |
| #define ADSP2_SYS_ENA 0x0004 /* DSP1_SYS_ENA */ |
| #define ADSP2_SYS_ENA_MASK 0x0004 /* DSP1_SYS_ENA */ |
| #define ADSP2_SYS_ENA_SHIFT 2 /* DSP1_SYS_ENA */ |
| #define ADSP2_SYS_ENA_WIDTH 1 /* DSP1_SYS_ENA */ |
| #define ADSP2_CORE_ENA 0x0002 /* DSP1_CORE_ENA */ |
| #define ADSP2_CORE_ENA_MASK 0x0002 /* DSP1_CORE_ENA */ |
| #define ADSP2_CORE_ENA_SHIFT 1 /* DSP1_CORE_ENA */ |
| #define ADSP2_CORE_ENA_WIDTH 1 /* DSP1_CORE_ENA */ |
| #define ADSP2_START 0x0001 /* DSP1_START */ |
| #define ADSP2_START_MASK 0x0001 /* DSP1_START */ |
| #define ADSP2_START_SHIFT 0 /* DSP1_START */ |
| #define ADSP2_START_WIDTH 1 /* DSP1_START */ |
| |
| /* |
| * ADSP2 clocking |
| */ |
| #define ADSP2_CLK_SEL_MASK 0x0007 /* CLK_SEL_ENA */ |
| #define ADSP2_CLK_SEL_SHIFT 0 /* CLK_SEL_ENA */ |
| #define ADSP2_CLK_SEL_WIDTH 3 /* CLK_SEL_ENA */ |
| |
| /* |
| * ADSP2 Status 1 |
| */ |
| #define ADSP2_RAM_RDY 0x0001 |
| #define ADSP2_RAM_RDY_MASK 0x0001 |
| #define ADSP2_RAM_RDY_SHIFT 0 |
| #define ADSP2_RAM_RDY_WIDTH 1 |
| |
| struct wm_adsp_buf { |
| struct list_head list; |
| void *buf; |
| }; |
| |
| static struct wm_adsp_buf *wm_adsp_buf_alloc(const void *src, size_t len, |
| struct list_head *list) |
| { |
| struct wm_adsp_buf *buf = kzalloc(sizeof(*buf), GFP_KERNEL); |
| |
| if (buf == NULL) |
| return NULL; |
| |
| buf->buf = kmemdup(src, len, GFP_KERNEL | GFP_DMA); |
| if (!buf->buf) { |
| kfree(buf); |
| return NULL; |
| } |
| |
| if (list) |
| list_add_tail(&buf->list, list); |
| |
| return buf; |
| } |
| |
| static void wm_adsp_buf_free(struct list_head *list) |
| { |
| while (!list_empty(list)) { |
| struct wm_adsp_buf *buf = list_first_entry(list, |
| struct wm_adsp_buf, |
| list); |
| list_del(&buf->list); |
| kfree(buf->buf); |
| kfree(buf); |
| } |
| } |
| |
| #define WM_ADSP_NUM_FW 4 |
| |
| #define WM_ADSP_FW_MBC_VSS 0 |
| #define WM_ADSP_FW_TX 1 |
| #define WM_ADSP_FW_TX_SPK 2 |
| #define WM_ADSP_FW_RX_ANC 3 |
| |
| static const char *wm_adsp_fw_text[WM_ADSP_NUM_FW] = { |
| [WM_ADSP_FW_MBC_VSS] = "MBC/VSS", |
| [WM_ADSP_FW_TX] = "Tx", |
| [WM_ADSP_FW_TX_SPK] = "Tx Speaker", |
| [WM_ADSP_FW_RX_ANC] = "Rx ANC", |
| }; |
| |
| static struct { |
| const char *file; |
| } wm_adsp_fw[WM_ADSP_NUM_FW] = { |
| [WM_ADSP_FW_MBC_VSS] = { .file = "mbc-vss" }, |
| [WM_ADSP_FW_TX] = { .file = "tx" }, |
| [WM_ADSP_FW_TX_SPK] = { .file = "tx-spk" }, |
| [WM_ADSP_FW_RX_ANC] = { .file = "rx-anc" }, |
| }; |
| |
| struct wm_coeff_ctl_ops { |
| int (*xget)(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol); |
| int (*xput)(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol); |
| int (*xinfo)(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo); |
| }; |
| |
| struct wm_coeff_ctl { |
| const char *name; |
| struct wm_adsp_alg_region region; |
| struct wm_coeff_ctl_ops ops; |
| struct wm_adsp *adsp; |
| void *private; |
| unsigned int enabled:1; |
| struct list_head list; |
| void *cache; |
| size_t len; |
| unsigned int set:1; |
| struct snd_kcontrol *kcontrol; |
| }; |
| |
| static int wm_adsp_fw_get(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); |
| struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
| struct wm_adsp *adsp = snd_soc_codec_get_drvdata(codec); |
| |
| ucontrol->value.integer.value[0] = adsp[e->shift_l].fw; |
| |
| return 0; |
| } |
| |
| static int wm_adsp_fw_put(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); |
| struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
| struct wm_adsp *adsp = snd_soc_codec_get_drvdata(codec); |
| |
| if (ucontrol->value.integer.value[0] == adsp[e->shift_l].fw) |
| return 0; |
| |
| if (ucontrol->value.integer.value[0] >= WM_ADSP_NUM_FW) |
| return -EINVAL; |
| |
| if (adsp[e->shift_l].running) |
| return -EBUSY; |
| |
| adsp[e->shift_l].fw = ucontrol->value.integer.value[0]; |
| |
| return 0; |
| } |
| |
| static const struct soc_enum wm_adsp_fw_enum[] = { |
| SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| SOC_ENUM_SINGLE(0, 1, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| SOC_ENUM_SINGLE(0, 2, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| SOC_ENUM_SINGLE(0, 3, ARRAY_SIZE(wm_adsp_fw_text), wm_adsp_fw_text), |
| }; |
| |
| const struct snd_kcontrol_new wm_adsp1_fw_controls[] = { |
| SOC_ENUM_EXT("DSP1 Firmware", wm_adsp_fw_enum[0], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM_EXT("DSP2 Firmware", wm_adsp_fw_enum[1], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM_EXT("DSP3 Firmware", wm_adsp_fw_enum[2], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| }; |
| EXPORT_SYMBOL_GPL(wm_adsp1_fw_controls); |
| |
| #if IS_ENABLED(CONFIG_SND_SOC_ARIZONA) |
| static const struct soc_enum wm_adsp2_rate_enum[] = { |
| SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP1_CONTROL_1, |
| ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| ARIZONA_RATE_ENUM_SIZE, |
| arizona_rate_text, arizona_rate_val), |
| SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP2_CONTROL_1, |
| ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| ARIZONA_RATE_ENUM_SIZE, |
| arizona_rate_text, arizona_rate_val), |
| SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP3_CONTROL_1, |
| ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| ARIZONA_RATE_ENUM_SIZE, |
| arizona_rate_text, arizona_rate_val), |
| SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP4_CONTROL_1, |
| ARIZONA_DSP1_RATE_SHIFT, 0xf, |
| ARIZONA_RATE_ENUM_SIZE, |
| arizona_rate_text, arizona_rate_val), |
| }; |
| |
| const struct snd_kcontrol_new wm_adsp2_fw_controls[] = { |
| SOC_ENUM_EXT("DSP1 Firmware", wm_adsp_fw_enum[0], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM("DSP1 Rate", wm_adsp2_rate_enum[0]), |
| SOC_ENUM_EXT("DSP2 Firmware", wm_adsp_fw_enum[1], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM("DSP2 Rate", wm_adsp2_rate_enum[1]), |
| SOC_ENUM_EXT("DSP3 Firmware", wm_adsp_fw_enum[2], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM("DSP3 Rate", wm_adsp2_rate_enum[2]), |
| SOC_ENUM_EXT("DSP4 Firmware", wm_adsp_fw_enum[3], |
| wm_adsp_fw_get, wm_adsp_fw_put), |
| SOC_ENUM("DSP4 Rate", wm_adsp2_rate_enum[3]), |
| }; |
| EXPORT_SYMBOL_GPL(wm_adsp2_fw_controls); |
| #endif |
| |
| static struct wm_adsp_region const *wm_adsp_find_region(struct wm_adsp *dsp, |
| int type) |
| { |
| int i; |
| |
| for (i = 0; i < dsp->num_mems; i++) |
| if (dsp->mem[i].type == type) |
| return &dsp->mem[i]; |
| |
| return NULL; |
| } |
| |
| static unsigned int wm_adsp_region_to_reg(struct wm_adsp_region const *region, |
| unsigned int offset) |
| { |
| if (WARN_ON(!region)) |
| return offset; |
| switch (region->type) { |
| case WMFW_ADSP1_PM: |
| return region->base + (offset * 3); |
| case WMFW_ADSP1_DM: |
| return region->base + (offset * 2); |
| case WMFW_ADSP2_XM: |
| return region->base + (offset * 2); |
| case WMFW_ADSP2_YM: |
| return region->base + (offset * 2); |
| case WMFW_ADSP1_ZM: |
| return region->base + (offset * 2); |
| default: |
| WARN(1, "Unknown memory region type"); |
| return offset; |
| } |
| } |
| |
| static int wm_coeff_info(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_info *uinfo) |
| { |
| struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value; |
| |
| uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; |
| uinfo->count = ctl->len; |
| return 0; |
| } |
| |
| static int wm_coeff_write_control(struct snd_kcontrol *kcontrol, |
| const void *buf, size_t len) |
| { |
| struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value; |
| struct wm_adsp_alg_region *region = &ctl->region; |
| const struct wm_adsp_region *mem; |
| struct wm_adsp *adsp = ctl->adsp; |
| void *scratch; |
| int ret; |
| unsigned int reg; |
| |
| mem = wm_adsp_find_region(adsp, region->type); |
| if (!mem) { |
| adsp_err(adsp, "No base for region %x\n", |
| region->type); |
| return -EINVAL; |
| } |
| |
| reg = ctl->region.base; |
| reg = wm_adsp_region_to_reg(mem, reg); |
| |
| scratch = kmemdup(buf, ctl->len, GFP_KERNEL | GFP_DMA); |
| if (!scratch) |
| return -ENOMEM; |
| |
| ret = regmap_raw_write(adsp->regmap, reg, scratch, |
| ctl->len); |
| if (ret) { |
| adsp_err(adsp, "Failed to write %zu bytes to %x: %d\n", |
| ctl->len, reg, ret); |
| kfree(scratch); |
| return ret; |
| } |
| adsp_dbg(adsp, "Wrote %zu bytes to %x\n", ctl->len, reg); |
| |
| kfree(scratch); |
| |
| return 0; |
| } |
| |
| static int wm_coeff_put(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value; |
| char *p = ucontrol->value.bytes.data; |
| |
| memcpy(ctl->cache, p, ctl->len); |
| |
| if (!ctl->enabled) { |
| ctl->set = 1; |
| return 0; |
| } |
| |
| return wm_coeff_write_control(kcontrol, p, ctl->len); |
| } |
| |
| static int wm_coeff_read_control(struct snd_kcontrol *kcontrol, |
| void *buf, size_t len) |
| { |
| struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value; |
| struct wm_adsp_alg_region *region = &ctl->region; |
| const struct wm_adsp_region *mem; |
| struct wm_adsp *adsp = ctl->adsp; |
| void *scratch; |
| int ret; |
| unsigned int reg; |
| |
| mem = wm_adsp_find_region(adsp, region->type); |
| if (!mem) { |
| adsp_err(adsp, "No base for region %x\n", |
| region->type); |
| return -EINVAL; |
| } |
| |
| reg = ctl->region.base; |
| reg = wm_adsp_region_to_reg(mem, reg); |
| |
| scratch = kmalloc(ctl->len, GFP_KERNEL | GFP_DMA); |
| if (!scratch) |
| return -ENOMEM; |
| |
| ret = regmap_raw_read(adsp->regmap, reg, scratch, ctl->len); |
| if (ret) { |
| adsp_err(adsp, "Failed to read %zu bytes from %x: %d\n", |
| ctl->len, reg, ret); |
| kfree(scratch); |
| return ret; |
| } |
| adsp_dbg(adsp, "Read %zu bytes from %x\n", ctl->len, reg); |
| |
| memcpy(buf, scratch, ctl->len); |
| kfree(scratch); |
| |
| return 0; |
| } |
| |
| static int wm_coeff_get(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value; |
| char *p = ucontrol->value.bytes.data; |
| |
| memcpy(p, ctl->cache, ctl->len); |
| return 0; |
| } |
| |
| struct wmfw_ctl_work { |
| struct wm_adsp *adsp; |
| struct wm_coeff_ctl *ctl; |
| struct work_struct work; |
| }; |
| |
| static int wmfw_add_ctl(struct wm_adsp *adsp, struct wm_coeff_ctl *ctl) |
| { |
| struct snd_kcontrol_new *kcontrol; |
| int ret; |
| |
| if (!ctl || !ctl->name) |
| return -EINVAL; |
| |
| kcontrol = kzalloc(sizeof(*kcontrol), GFP_KERNEL); |
| if (!kcontrol) |
| return -ENOMEM; |
| kcontrol->iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
| |
| kcontrol->name = ctl->name; |
| kcontrol->info = wm_coeff_info; |
| kcontrol->get = wm_coeff_get; |
| kcontrol->put = wm_coeff_put; |
| kcontrol->private_value = (unsigned long)ctl; |
| |
| ret = snd_soc_add_card_controls(adsp->card, |
| kcontrol, 1); |
| if (ret < 0) |
| goto err_kcontrol; |
| |
| kfree(kcontrol); |
| |
| ctl->kcontrol = snd_soc_card_get_kcontrol(adsp->card, |
| ctl->name); |
| |
| list_add(&ctl->list, &adsp->ctl_list); |
| return 0; |
| |
| err_kcontrol: |
| kfree(kcontrol); |
| return ret; |
| } |
| |
| static int wm_adsp_load(struct wm_adsp *dsp) |
| { |
| LIST_HEAD(buf_list); |
| const struct firmware *firmware; |
| struct regmap *regmap = dsp->regmap; |
| unsigned int pos = 0; |
| const struct wmfw_header *header; |
| const struct wmfw_adsp1_sizes *adsp1_sizes; |
| const struct wmfw_adsp2_sizes *adsp2_sizes; |
| const struct wmfw_footer *footer; |
| const struct wmfw_region *region; |
| const struct wm_adsp_region *mem; |
| const char *region_name; |
| char *file, *text; |
| struct wm_adsp_buf *buf; |
| unsigned int reg; |
| int regions = 0; |
| int ret, offset, type, sizes; |
| |
| file = kzalloc(PAGE_SIZE, GFP_KERNEL); |
| if (file == NULL) |
| return -ENOMEM; |
| |
| snprintf(file, PAGE_SIZE, "%s-dsp%d-%s.wmfw", dsp->part, dsp->num, |
| wm_adsp_fw[dsp->fw].file); |
| file[PAGE_SIZE - 1] = '\0'; |
| |
| ret = request_firmware(&firmware, file, dsp->dev); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to request '%s'\n", file); |
| goto out; |
| } |
| ret = -EINVAL; |
| |
| pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer); |
| if (pos >= firmware->size) { |
| adsp_err(dsp, "%s: file too short, %zu bytes\n", |
| file, firmware->size); |
| goto out_fw; |
| } |
| |
| header = (void*)&firmware->data[0]; |
| |
| if (memcmp(&header->magic[0], "WMFW", 4) != 0) { |
| adsp_err(dsp, "%s: invalid magic\n", file); |
| goto out_fw; |
| } |
| |
| if (header->ver != 0) { |
| adsp_err(dsp, "%s: unknown file format %d\n", |
| file, header->ver); |
| goto out_fw; |
| } |
| adsp_info(dsp, "Firmware version: %d\n", header->ver); |
| |
| if (header->core != dsp->type) { |
| adsp_err(dsp, "%s: invalid core %d != %d\n", |
| file, header->core, dsp->type); |
| goto out_fw; |
| } |
| |
| switch (dsp->type) { |
| case WMFW_ADSP1: |
| pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer); |
| adsp1_sizes = (void *)&(header[1]); |
| footer = (void *)&(adsp1_sizes[1]); |
| sizes = sizeof(*adsp1_sizes); |
| |
| adsp_dbg(dsp, "%s: %d DM, %d PM, %d ZM\n", |
| file, le32_to_cpu(adsp1_sizes->dm), |
| le32_to_cpu(adsp1_sizes->pm), |
| le32_to_cpu(adsp1_sizes->zm)); |
| break; |
| |
| case WMFW_ADSP2: |
| pos = sizeof(*header) + sizeof(*adsp2_sizes) + sizeof(*footer); |
| adsp2_sizes = (void *)&(header[1]); |
| footer = (void *)&(adsp2_sizes[1]); |
| sizes = sizeof(*adsp2_sizes); |
| |
| adsp_dbg(dsp, "%s: %d XM, %d YM %d PM, %d ZM\n", |
| file, le32_to_cpu(adsp2_sizes->xm), |
| le32_to_cpu(adsp2_sizes->ym), |
| le32_to_cpu(adsp2_sizes->pm), |
| le32_to_cpu(adsp2_sizes->zm)); |
| break; |
| |
| default: |
| WARN(1, "Unknown DSP type"); |
| goto out_fw; |
| } |
| |
| if (le32_to_cpu(header->len) != sizeof(*header) + |
| sizes + sizeof(*footer)) { |
| adsp_err(dsp, "%s: unexpected header length %d\n", |
| file, le32_to_cpu(header->len)); |
| goto out_fw; |
| } |
| |
| adsp_dbg(dsp, "%s: timestamp %llu\n", file, |
| le64_to_cpu(footer->timestamp)); |
| |
| while (pos < firmware->size && |
| pos - firmware->size > sizeof(*region)) { |
| region = (void *)&(firmware->data[pos]); |
| region_name = "Unknown"; |
| reg = 0; |
| text = NULL; |
| offset = le32_to_cpu(region->offset) & 0xffffff; |
| type = be32_to_cpu(region->type) & 0xff; |
| mem = wm_adsp_find_region(dsp, type); |
| |
| switch (type) { |
| case WMFW_NAME_TEXT: |
| region_name = "Firmware name"; |
| text = kzalloc(le32_to_cpu(region->len) + 1, |
| GFP_KERNEL); |
| break; |
| case WMFW_INFO_TEXT: |
| region_name = "Information"; |
| text = kzalloc(le32_to_cpu(region->len) + 1, |
| GFP_KERNEL); |
| break; |
| case WMFW_ABSOLUTE: |
| region_name = "Absolute"; |
| reg = offset; |
| break; |
| case WMFW_ADSP1_PM: |
| region_name = "PM"; |
| reg = wm_adsp_region_to_reg(mem, offset); |
| break; |
| case WMFW_ADSP1_DM: |
| region_name = "DM"; |
| reg = wm_adsp_region_to_reg(mem, offset); |
| break; |
| case WMFW_ADSP2_XM: |
| region_name = "XM"; |
| reg = wm_adsp_region_to_reg(mem, offset); |
| break; |
| case WMFW_ADSP2_YM: |
| region_name = "YM"; |
| reg = wm_adsp_region_to_reg(mem, offset); |
| break; |
| case WMFW_ADSP1_ZM: |
| region_name = "ZM"; |
| reg = wm_adsp_region_to_reg(mem, offset); |
| break; |
| default: |
| adsp_warn(dsp, |
| "%s.%d: Unknown region type %x at %d(%x)\n", |
| file, regions, type, pos, pos); |
| break; |
| } |
| |
| adsp_dbg(dsp, "%s.%d: %d bytes at %d in %s\n", file, |
| regions, le32_to_cpu(region->len), offset, |
| region_name); |
| |
| if (text) { |
| memcpy(text, region->data, le32_to_cpu(region->len)); |
| adsp_info(dsp, "%s: %s\n", file, text); |
| kfree(text); |
| } |
| |
| if (reg) { |
| size_t to_write = PAGE_SIZE; |
| size_t remain = le32_to_cpu(region->len); |
| const u8 *data = region->data; |
| |
| while (remain > 0) { |
| if (remain < PAGE_SIZE) |
| to_write = remain; |
| |
| buf = wm_adsp_buf_alloc(data, |
| to_write, |
| &buf_list); |
| if (!buf) { |
| adsp_err(dsp, "Out of memory\n"); |
| ret = -ENOMEM; |
| goto out_fw; |
| } |
| |
| ret = regmap_raw_write_async(regmap, reg, |
| buf->buf, |
| to_write); |
| if (ret != 0) { |
| adsp_err(dsp, |
| "%s.%d: Failed to write %zd bytes at %d in %s: %d\n", |
| file, regions, |
| to_write, offset, |
| region_name, ret); |
| goto out_fw; |
| } |
| |
| data += to_write; |
| reg += to_write / 2; |
| remain -= to_write; |
| } |
| } |
| |
| pos += le32_to_cpu(region->len) + sizeof(*region); |
| regions++; |
| } |
| |
| ret = regmap_async_complete(regmap); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to complete async write: %d\n", ret); |
| goto out_fw; |
| } |
| |
| if (pos > firmware->size) |
| adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n", |
| file, regions, pos - firmware->size); |
| |
| out_fw: |
| regmap_async_complete(regmap); |
| wm_adsp_buf_free(&buf_list); |
| release_firmware(firmware); |
| out: |
| kfree(file); |
| |
| return ret; |
| } |
| |
| static int wm_coeff_init_control_caches(struct wm_adsp *adsp) |
| { |
| struct wm_coeff_ctl *ctl; |
| int ret; |
| |
| list_for_each_entry(ctl, &adsp->ctl_list, list) { |
| if (!ctl->enabled || ctl->set) |
| continue; |
| ret = wm_coeff_read_control(ctl->kcontrol, |
| ctl->cache, |
| ctl->len); |
| if (ret < 0) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int wm_coeff_sync_controls(struct wm_adsp *adsp) |
| { |
| struct wm_coeff_ctl *ctl; |
| int ret; |
| |
| list_for_each_entry(ctl, &adsp->ctl_list, list) { |
| if (!ctl->enabled) |
| continue; |
| if (ctl->set) { |
| ret = wm_coeff_write_control(ctl->kcontrol, |
| ctl->cache, |
| ctl->len); |
| if (ret < 0) |
| return ret; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static void wm_adsp_ctl_work(struct work_struct *work) |
| { |
| struct wmfw_ctl_work *ctl_work = container_of(work, |
| struct wmfw_ctl_work, |
| work); |
| |
| wmfw_add_ctl(ctl_work->adsp, ctl_work->ctl); |
| kfree(ctl_work); |
| } |
| |
| static int wm_adsp_create_control(struct wm_adsp *dsp, |
| const struct wm_adsp_alg_region *region) |
| |
| { |
| struct wm_coeff_ctl *ctl; |
| struct wmfw_ctl_work *ctl_work; |
| char *name; |
| char *region_name; |
| int ret; |
| |
| name = kmalloc(PAGE_SIZE, GFP_KERNEL); |
| if (!name) |
| return -ENOMEM; |
| |
| switch (region->type) { |
| case WMFW_ADSP1_PM: |
| region_name = "PM"; |
| break; |
| case WMFW_ADSP1_DM: |
| region_name = "DM"; |
| break; |
| case WMFW_ADSP2_XM: |
| region_name = "XM"; |
| break; |
| case WMFW_ADSP2_YM: |
| region_name = "YM"; |
| break; |
| case WMFW_ADSP1_ZM: |
| region_name = "ZM"; |
| break; |
| default: |
| ret = -EINVAL; |
| goto err_name; |
| } |
| |
| snprintf(name, PAGE_SIZE, "DSP%d %s %x", |
| dsp->num, region_name, region->alg); |
| |
| list_for_each_entry(ctl, &dsp->ctl_list, |
| list) { |
| if (!strcmp(ctl->name, name)) { |
| if (!ctl->enabled) |
| ctl->enabled = 1; |
| goto found; |
| } |
| } |
| |
| ctl = kzalloc(sizeof(*ctl), GFP_KERNEL); |
| if (!ctl) { |
| ret = -ENOMEM; |
| goto err_name; |
| } |
| ctl->region = *region; |
| ctl->name = kmemdup(name, strlen(name) + 1, GFP_KERNEL); |
| if (!ctl->name) { |
| ret = -ENOMEM; |
| goto err_ctl; |
| } |
| ctl->enabled = 1; |
| ctl->set = 0; |
| ctl->ops.xget = wm_coeff_get; |
| ctl->ops.xput = wm_coeff_put; |
| ctl->adsp = dsp; |
| |
| ctl->len = region->len; |
| ctl->cache = kzalloc(ctl->len, GFP_KERNEL); |
| if (!ctl->cache) { |
| ret = -ENOMEM; |
| goto err_ctl_name; |
| } |
| |
| ctl_work = kzalloc(sizeof(*ctl_work), GFP_KERNEL); |
| if (!ctl_work) { |
| ret = -ENOMEM; |
| goto err_ctl_cache; |
| } |
| |
| ctl_work->adsp = dsp; |
| ctl_work->ctl = ctl; |
| INIT_WORK(&ctl_work->work, wm_adsp_ctl_work); |
| schedule_work(&ctl_work->work); |
| |
| found: |
| kfree(name); |
| |
| return 0; |
| |
| err_ctl_cache: |
| kfree(ctl->cache); |
| err_ctl_name: |
| kfree(ctl->name); |
| err_ctl: |
| kfree(ctl); |
| err_name: |
| kfree(name); |
| return ret; |
| } |
| |
| static int wm_adsp_setup_algs(struct wm_adsp *dsp) |
| { |
| struct regmap *regmap = dsp->regmap; |
| struct wmfw_adsp1_id_hdr adsp1_id; |
| struct wmfw_adsp2_id_hdr adsp2_id; |
| struct wmfw_adsp1_alg_hdr *adsp1_alg; |
| struct wmfw_adsp2_alg_hdr *adsp2_alg; |
| void *alg, *buf; |
| struct wm_adsp_alg_region *region; |
| const struct wm_adsp_region *mem; |
| unsigned int pos, term; |
| size_t algs, buf_size; |
| __be32 val; |
| int i, ret; |
| |
| switch (dsp->type) { |
| case WMFW_ADSP1: |
| mem = wm_adsp_find_region(dsp, WMFW_ADSP1_DM); |
| break; |
| case WMFW_ADSP2: |
| mem = wm_adsp_find_region(dsp, WMFW_ADSP2_XM); |
| break; |
| default: |
| mem = NULL; |
| break; |
| } |
| |
| if (WARN_ON(!mem)) |
| return -EINVAL; |
| |
| switch (dsp->type) { |
| case WMFW_ADSP1: |
| ret = regmap_raw_read(regmap, mem->base, &adsp1_id, |
| sizeof(adsp1_id)); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read algorithm info: %d\n", |
| ret); |
| return ret; |
| } |
| |
| buf = &adsp1_id; |
| buf_size = sizeof(adsp1_id); |
| |
| algs = be32_to_cpu(adsp1_id.algs); |
| dsp->fw_id = be32_to_cpu(adsp1_id.fw.id); |
| adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", |
| dsp->fw_id, |
| (be32_to_cpu(adsp1_id.fw.ver) & 0xff0000) >> 16, |
| (be32_to_cpu(adsp1_id.fw.ver) & 0xff00) >> 8, |
| be32_to_cpu(adsp1_id.fw.ver) & 0xff, |
| algs); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP1_ZM; |
| region->alg = be32_to_cpu(adsp1_id.fw.id); |
| region->base = be32_to_cpu(adsp1_id.zm); |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP1_DM; |
| region->alg = be32_to_cpu(adsp1_id.fw.id); |
| region->base = be32_to_cpu(adsp1_id.dm); |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| |
| pos = sizeof(adsp1_id) / 2; |
| term = pos + ((sizeof(*adsp1_alg) * algs) / 2); |
| break; |
| |
| case WMFW_ADSP2: |
| ret = regmap_raw_read(regmap, mem->base, &adsp2_id, |
| sizeof(adsp2_id)); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read algorithm info: %d\n", |
| ret); |
| return ret; |
| } |
| |
| buf = &adsp2_id; |
| buf_size = sizeof(adsp2_id); |
| |
| algs = be32_to_cpu(adsp2_id.algs); |
| dsp->fw_id = be32_to_cpu(adsp2_id.fw.id); |
| adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", |
| dsp->fw_id, |
| (be32_to_cpu(adsp2_id.fw.ver) & 0xff0000) >> 16, |
| (be32_to_cpu(adsp2_id.fw.ver) & 0xff00) >> 8, |
| be32_to_cpu(adsp2_id.fw.ver) & 0xff, |
| algs); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_XM; |
| region->alg = be32_to_cpu(adsp2_id.fw.id); |
| region->base = be32_to_cpu(adsp2_id.xm); |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_YM; |
| region->alg = be32_to_cpu(adsp2_id.fw.id); |
| region->base = be32_to_cpu(adsp2_id.ym); |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_ZM; |
| region->alg = be32_to_cpu(adsp2_id.fw.id); |
| region->base = be32_to_cpu(adsp2_id.zm); |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| |
| pos = sizeof(adsp2_id) / 2; |
| term = pos + ((sizeof(*adsp2_alg) * algs) / 2); |
| break; |
| |
| default: |
| WARN(1, "Unknown DSP type"); |
| return -EINVAL; |
| } |
| |
| if (algs == 0) { |
| adsp_err(dsp, "No algorithms\n"); |
| return -EINVAL; |
| } |
| |
| if (algs > 1024) { |
| adsp_err(dsp, "Algorithm count %zx excessive\n", algs); |
| print_hex_dump_bytes(dev_name(dsp->dev), DUMP_PREFIX_OFFSET, |
| buf, buf_size); |
| return -EINVAL; |
| } |
| |
| /* Read the terminator first to validate the length */ |
| ret = regmap_raw_read(regmap, mem->base + term, &val, sizeof(val)); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read algorithm list end: %d\n", |
| ret); |
| return ret; |
| } |
| |
| if (be32_to_cpu(val) != 0xbedead) |
| adsp_warn(dsp, "Algorithm list end %x 0x%x != 0xbeadead\n", |
| term, be32_to_cpu(val)); |
| |
| alg = kzalloc((term - pos) * 2, GFP_KERNEL | GFP_DMA); |
| if (!alg) |
| return -ENOMEM; |
| |
| ret = regmap_raw_read(regmap, mem->base + pos, alg, (term - pos) * 2); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read algorithm list: %d\n", |
| ret); |
| goto out; |
| } |
| |
| adsp1_alg = alg; |
| adsp2_alg = alg; |
| |
| for (i = 0; i < algs; i++) { |
| switch (dsp->type) { |
| case WMFW_ADSP1: |
| adsp_info(dsp, "%d: ID %x v%d.%d.%d DM@%x ZM@%x\n", |
| i, be32_to_cpu(adsp1_alg[i].alg.id), |
| (be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff0000) >> 16, |
| (be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff00) >> 8, |
| be32_to_cpu(adsp1_alg[i].alg.ver) & 0xff, |
| be32_to_cpu(adsp1_alg[i].dm), |
| be32_to_cpu(adsp1_alg[i].zm)); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP1_DM; |
| region->alg = be32_to_cpu(adsp1_alg[i].alg.id); |
| region->base = be32_to_cpu(adsp1_alg[i].dm); |
| region->len = 0; |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| if (i + 1 < algs) { |
| region->len = be32_to_cpu(adsp1_alg[i + 1].dm); |
| region->len -= be32_to_cpu(adsp1_alg[i].dm); |
| region->len *= 4; |
| wm_adsp_create_control(dsp, region); |
| } else { |
| adsp_warn(dsp, "Missing length info for region DM with ID %x\n", |
| be32_to_cpu(adsp1_alg[i].alg.id)); |
| } |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP1_ZM; |
| region->alg = be32_to_cpu(adsp1_alg[i].alg.id); |
| region->base = be32_to_cpu(adsp1_alg[i].zm); |
| region->len = 0; |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| if (i + 1 < algs) { |
| region->len = be32_to_cpu(adsp1_alg[i + 1].zm); |
| region->len -= be32_to_cpu(adsp1_alg[i].zm); |
| region->len *= 4; |
| wm_adsp_create_control(dsp, region); |
| } else { |
| adsp_warn(dsp, "Missing length info for region ZM with ID %x\n", |
| be32_to_cpu(adsp1_alg[i].alg.id)); |
| } |
| break; |
| |
| case WMFW_ADSP2: |
| adsp_info(dsp, |
| "%d: ID %x v%d.%d.%d XM@%x YM@%x ZM@%x\n", |
| i, be32_to_cpu(adsp2_alg[i].alg.id), |
| (be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff0000) >> 16, |
| (be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff00) >> 8, |
| be32_to_cpu(adsp2_alg[i].alg.ver) & 0xff, |
| be32_to_cpu(adsp2_alg[i].xm), |
| be32_to_cpu(adsp2_alg[i].ym), |
| be32_to_cpu(adsp2_alg[i].zm)); |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_XM; |
| region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| region->base = be32_to_cpu(adsp2_alg[i].xm); |
| region->len = 0; |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| if (i + 1 < algs) { |
| region->len = be32_to_cpu(adsp2_alg[i + 1].xm); |
| region->len -= be32_to_cpu(adsp2_alg[i].xm); |
| region->len *= 4; |
| wm_adsp_create_control(dsp, region); |
| } else { |
| adsp_warn(dsp, "Missing length info for region XM with ID %x\n", |
| be32_to_cpu(adsp2_alg[i].alg.id)); |
| } |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_YM; |
| region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| region->base = be32_to_cpu(adsp2_alg[i].ym); |
| region->len = 0; |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| if (i + 1 < algs) { |
| region->len = be32_to_cpu(adsp2_alg[i + 1].ym); |
| region->len -= be32_to_cpu(adsp2_alg[i].ym); |
| region->len *= 4; |
| wm_adsp_create_control(dsp, region); |
| } else { |
| adsp_warn(dsp, "Missing length info for region YM with ID %x\n", |
| be32_to_cpu(adsp2_alg[i].alg.id)); |
| } |
| |
| region = kzalloc(sizeof(*region), GFP_KERNEL); |
| if (!region) |
| return -ENOMEM; |
| region->type = WMFW_ADSP2_ZM; |
| region->alg = be32_to_cpu(adsp2_alg[i].alg.id); |
| region->base = be32_to_cpu(adsp2_alg[i].zm); |
| region->len = 0; |
| list_add_tail(®ion->list, &dsp->alg_regions); |
| if (i + 1 < algs) { |
| region->len = be32_to_cpu(adsp2_alg[i + 1].zm); |
| region->len -= be32_to_cpu(adsp2_alg[i].zm); |
| region->len *= 4; |
| wm_adsp_create_control(dsp, region); |
| } else { |
| adsp_warn(dsp, "Missing length info for region ZM with ID %x\n", |
| be32_to_cpu(adsp2_alg[i].alg.id)); |
| } |
| break; |
| } |
| } |
| |
| out: |
| kfree(alg); |
| return ret; |
| } |
| |
| static int wm_adsp_load_coeff(struct wm_adsp *dsp) |
| { |
| LIST_HEAD(buf_list); |
| struct regmap *regmap = dsp->regmap; |
| struct wmfw_coeff_hdr *hdr; |
| struct wmfw_coeff_item *blk; |
| const struct firmware *firmware; |
| const struct wm_adsp_region *mem; |
| struct wm_adsp_alg_region *alg_region; |
| const char *region_name; |
| int ret, pos, blocks, type, offset, reg; |
| char *file; |
| struct wm_adsp_buf *buf; |
| int tmp; |
| |
| file = kzalloc(PAGE_SIZE, GFP_KERNEL); |
| if (file == NULL) |
| return -ENOMEM; |
| |
| snprintf(file, PAGE_SIZE, "%s-dsp%d-%s.bin", dsp->part, dsp->num, |
| wm_adsp_fw[dsp->fw].file); |
| file[PAGE_SIZE - 1] = '\0'; |
| |
| ret = request_firmware(&firmware, file, dsp->dev); |
| if (ret != 0) { |
| adsp_warn(dsp, "Failed to request '%s'\n", file); |
| ret = 0; |
| goto out; |
| } |
| ret = -EINVAL; |
| |
| if (sizeof(*hdr) >= firmware->size) { |
| adsp_err(dsp, "%s: file too short, %zu bytes\n", |
| file, firmware->size); |
| goto out_fw; |
| } |
| |
| hdr = (void*)&firmware->data[0]; |
| if (memcmp(hdr->magic, "WMDR", 4) != 0) { |
| adsp_err(dsp, "%s: invalid magic\n", file); |
| goto out_fw; |
| } |
| |
| switch (be32_to_cpu(hdr->rev) & 0xff) { |
| case 1: |
| break; |
| default: |
| adsp_err(dsp, "%s: Unsupported coefficient file format %d\n", |
| file, be32_to_cpu(hdr->rev) & 0xff); |
| ret = -EINVAL; |
| goto out_fw; |
| } |
| |
| adsp_dbg(dsp, "%s: v%d.%d.%d\n", file, |
| (le32_to_cpu(hdr->ver) >> 16) & 0xff, |
| (le32_to_cpu(hdr->ver) >> 8) & 0xff, |
| le32_to_cpu(hdr->ver) & 0xff); |
| |
| pos = le32_to_cpu(hdr->len); |
| |
| blocks = 0; |
| while (pos < firmware->size && |
| pos - firmware->size > sizeof(*blk)) { |
| blk = (void*)(&firmware->data[pos]); |
| |
| type = le16_to_cpu(blk->type); |
| offset = le16_to_cpu(blk->offset); |
| |
| adsp_dbg(dsp, "%s.%d: %x v%d.%d.%d\n", |
| file, blocks, le32_to_cpu(blk->id), |
| (le32_to_cpu(blk->ver) >> 16) & 0xff, |
| (le32_to_cpu(blk->ver) >> 8) & 0xff, |
| le32_to_cpu(blk->ver) & 0xff); |
| adsp_dbg(dsp, "%s.%d: %d bytes at 0x%x in %x\n", |
| file, blocks, le32_to_cpu(blk->len), offset, type); |
| |
| reg = 0; |
| region_name = "Unknown"; |
| switch (type) { |
| case (WMFW_NAME_TEXT << 8): |
| case (WMFW_INFO_TEXT << 8): |
| break; |
| case (WMFW_ABSOLUTE << 8): |
| /* |
| * Old files may use this for global |
| * coefficients. |
| */ |
| if (le32_to_cpu(blk->id) == dsp->fw_id && |
| offset == 0) { |
| region_name = "global coefficients"; |
| mem = wm_adsp_find_region(dsp, type); |
| if (!mem) { |
| adsp_err(dsp, "No ZM\n"); |
| break; |
| } |
| reg = wm_adsp_region_to_reg(mem, 0); |
| |
| } else { |
| region_name = "register"; |
| reg = offset; |
| } |
| break; |
| |
| case WMFW_ADSP1_DM: |
| case WMFW_ADSP1_ZM: |
| case WMFW_ADSP2_XM: |
| case WMFW_ADSP2_YM: |
| adsp_dbg(dsp, "%s.%d: %d bytes in %x for %x\n", |
| file, blocks, le32_to_cpu(blk->len), |
| type, le32_to_cpu(blk->id)); |
| |
| mem = wm_adsp_find_region(dsp, type); |
| if (!mem) { |
| adsp_err(dsp, "No base for region %x\n", type); |
| break; |
| } |
| |
| reg = 0; |
| list_for_each_entry(alg_region, |
| &dsp->alg_regions, list) { |
| if (le32_to_cpu(blk->id) == alg_region->alg && |
| type == alg_region->type) { |
| reg = alg_region->base; |
| reg = wm_adsp_region_to_reg(mem, |
| reg); |
| reg += offset; |
| break; |
| } |
| } |
| |
| if (reg == 0) |
| adsp_err(dsp, "No %x for algorithm %x\n", |
| type, le32_to_cpu(blk->id)); |
| break; |
| |
| default: |
| adsp_err(dsp, "%s.%d: Unknown region type %x at %d\n", |
| file, blocks, type, pos); |
| break; |
| } |
| |
| if (reg) { |
| buf = wm_adsp_buf_alloc(blk->data, |
| le32_to_cpu(blk->len), |
| &buf_list); |
| if (!buf) { |
| adsp_err(dsp, "Out of memory\n"); |
| ret = -ENOMEM; |
| goto out_fw; |
| } |
| |
| adsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n", |
| file, blocks, le32_to_cpu(blk->len), |
| reg); |
| ret = regmap_raw_write_async(regmap, reg, buf->buf, |
| le32_to_cpu(blk->len)); |
| if (ret != 0) { |
| adsp_err(dsp, |
| "%s.%d: Failed to write to %x in %s: %d\n", |
| file, blocks, reg, region_name, ret); |
| } |
| } |
| |
| tmp = le32_to_cpu(blk->len) % 4; |
| if (tmp) |
| pos += le32_to_cpu(blk->len) + (4 - tmp) + sizeof(*blk); |
| else |
| pos += le32_to_cpu(blk->len) + sizeof(*blk); |
| |
| blocks++; |
| } |
| |
| ret = regmap_async_complete(regmap); |
| if (ret != 0) |
| adsp_err(dsp, "Failed to complete async write: %d\n", ret); |
| |
| if (pos > firmware->size) |
| adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n", |
| file, blocks, pos - firmware->size); |
| |
| out_fw: |
| regmap_async_complete(regmap); |
| release_firmware(firmware); |
| wm_adsp_buf_free(&buf_list); |
| out: |
| kfree(file); |
| return ret; |
| } |
| |
| int wm_adsp1_init(struct wm_adsp *adsp) |
| { |
| INIT_LIST_HEAD(&adsp->alg_regions); |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(wm_adsp1_init); |
| |
| int wm_adsp1_event(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, |
| int event) |
| { |
| struct snd_soc_codec *codec = w->codec; |
| struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec); |
| struct wm_adsp *dsp = &dsps[w->shift]; |
| struct wm_adsp_alg_region *alg_region; |
| struct wm_coeff_ctl *ctl; |
| int ret; |
| int val; |
| |
| dsp->card = codec->component.card; |
| |
| switch (event) { |
| case SND_SOC_DAPM_POST_PMU: |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| ADSP1_SYS_ENA, ADSP1_SYS_ENA); |
| |
| /* |
| * For simplicity set the DSP clock rate to be the |
| * SYSCLK rate rather than making it configurable. |
| */ |
| if(dsp->sysclk_reg) { |
| ret = regmap_read(dsp->regmap, dsp->sysclk_reg, &val); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read SYSCLK state: %d\n", |
| ret); |
| return ret; |
| } |
| |
| val = (val & dsp->sysclk_mask) |
| >> dsp->sysclk_shift; |
| |
| ret = regmap_update_bits(dsp->regmap, |
| dsp->base + ADSP1_CONTROL_31, |
| ADSP1_CLK_SEL_MASK, val); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to set clock rate: %d\n", |
| ret); |
| return ret; |
| } |
| } |
| |
| ret = wm_adsp_load(dsp); |
| if (ret != 0) |
| goto err; |
| |
| ret = wm_adsp_setup_algs(dsp); |
| if (ret != 0) |
| goto err; |
| |
| ret = wm_adsp_load_coeff(dsp); |
| if (ret != 0) |
| goto err; |
| |
| /* Initialize caches for enabled and unset controls */ |
| ret = wm_coeff_init_control_caches(dsp); |
| if (ret != 0) |
| goto err; |
| |
| /* Sync set controls */ |
| ret = wm_coeff_sync_controls(dsp); |
| if (ret != 0) |
| goto err; |
| |
| /* Start the core running */ |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| ADSP1_CORE_ENA | ADSP1_START, |
| ADSP1_CORE_ENA | ADSP1_START); |
| break; |
| |
| case SND_SOC_DAPM_PRE_PMD: |
| /* Halt the core */ |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| ADSP1_CORE_ENA | ADSP1_START, 0); |
| |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_19, |
| ADSP1_WDMA_BUFFER_LENGTH_MASK, 0); |
| |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| ADSP1_SYS_ENA, 0); |
| |
| list_for_each_entry(ctl, &dsp->ctl_list, list) |
| ctl->enabled = 0; |
| |
| while (!list_empty(&dsp->alg_regions)) { |
| alg_region = list_first_entry(&dsp->alg_regions, |
| struct wm_adsp_alg_region, |
| list); |
| list_del(&alg_region->list); |
| kfree(alg_region); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| return 0; |
| |
| err: |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30, |
| ADSP1_SYS_ENA, 0); |
| return ret; |
| } |
| EXPORT_SYMBOL_GPL(wm_adsp1_event); |
| |
| static int wm_adsp2_ena(struct wm_adsp *dsp) |
| { |
| unsigned int val; |
| int ret, count; |
| |
| ret = regmap_update_bits_async(dsp->regmap, dsp->base + ADSP2_CONTROL, |
| ADSP2_SYS_ENA, ADSP2_SYS_ENA); |
| if (ret != 0) |
| return ret; |
| |
| /* Wait for the RAM to start, should be near instantaneous */ |
| for (count = 0; count < 10; ++count) { |
| ret = regmap_read(dsp->regmap, dsp->base + ADSP2_STATUS1, |
| &val); |
| if (ret != 0) |
| return ret; |
| |
| if (val & ADSP2_RAM_RDY) |
| break; |
| |
| msleep(1); |
| } |
| |
| if (!(val & ADSP2_RAM_RDY)) { |
| adsp_err(dsp, "Failed to start DSP RAM\n"); |
| return -EBUSY; |
| } |
| |
| adsp_dbg(dsp, "RAM ready after %d polls\n", count); |
| |
| return 0; |
| } |
| |
| static void wm_adsp2_boot_work(struct work_struct *work) |
| { |
| struct wm_adsp *dsp = container_of(work, |
| struct wm_adsp, |
| boot_work); |
| int ret; |
| unsigned int val; |
| |
| /* |
| * For simplicity set the DSP clock rate to be the |
| * SYSCLK rate rather than making it configurable. |
| */ |
| ret = regmap_read(dsp->regmap, ARIZONA_SYSTEM_CLOCK_1, &val); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read SYSCLK state: %d\n", ret); |
| return; |
| } |
| val = (val & ARIZONA_SYSCLK_FREQ_MASK) |
| >> ARIZONA_SYSCLK_FREQ_SHIFT; |
| |
| ret = regmap_update_bits_async(dsp->regmap, |
| dsp->base + ADSP2_CLOCKING, |
| ADSP2_CLK_SEL_MASK, val); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to set clock rate: %d\n", ret); |
| return; |
| } |
| |
| if (dsp->dvfs) { |
| ret = regmap_read(dsp->regmap, |
| dsp->base + ADSP2_CLOCKING, &val); |
| if (ret != 0) { |
| adsp_err(dsp, "Failed to read clocking: %d\n", ret); |
| return; |
| } |
| |
| if ((val & ADSP2_CLK_SEL_MASK) >= 3) { |
| ret = regulator_enable(dsp->dvfs); |
| if (ret != 0) { |
| adsp_err(dsp, |
| "Failed to enable supply: %d\n", |
| ret); |
| return; |
| } |
| |
| ret = regulator_set_voltage(dsp->dvfs, |
| 1800000, |
| 1800000); |
| if (ret != 0) { |
| adsp_err(dsp, |
| "Failed to raise supply: %d\n", |
| ret); |
| return; |
| } |
| } |
| } |
| |
| ret = wm_adsp2_ena(dsp); |
| if (ret != 0) |
| return; |
| |
| ret = wm_adsp_load(dsp); |
| if (ret != 0) |
| goto err; |
| |
| ret = wm_adsp_setup_algs(dsp); |
| if (ret != 0) |
| goto err; |
| |
| ret = wm_adsp_load_coeff(dsp); |
| if (ret != 0) |
| goto err; |
| |
| /* Initialize caches for enabled and unset controls */ |
| ret = wm_coeff_init_control_caches(dsp); |
| if (ret != 0) |
| goto err; |
| |
| /* Sync set controls */ |
| ret = wm_coeff_sync_controls(dsp); |
| if (ret != 0) |
| goto err; |
| |
| ret = regmap_update_bits_async(dsp->regmap, |
| dsp->base + ADSP2_CONTROL, |
| ADSP2_CORE_ENA, |
| ADSP2_CORE_ENA); |
| if (ret != 0) |
| goto err; |
| |
| dsp->running = true; |
| |
| return; |
| |
| err: |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
| ADSP2_SYS_ENA | ADSP2_CORE_ENA | ADSP2_START, 0); |
| } |
| |
| int wm_adsp2_early_event(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, int event) |
| { |
| struct snd_soc_codec *codec = w->codec; |
| struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec); |
| struct wm_adsp *dsp = &dsps[w->shift]; |
| |
| dsp->card = codec->component.card; |
| |
| switch (event) { |
| case SND_SOC_DAPM_PRE_PMU: |
| queue_work(system_unbound_wq, &dsp->boot_work); |
| break; |
| default: |
| break; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(wm_adsp2_early_event); |
| |
| int wm_adsp2_event(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, int event) |
| { |
| struct snd_soc_codec *codec = w->codec; |
| struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec); |
| struct wm_adsp *dsp = &dsps[w->shift]; |
| struct wm_adsp_alg_region *alg_region; |
| struct wm_coeff_ctl *ctl; |
| int ret; |
| |
| switch (event) { |
| case SND_SOC_DAPM_POST_PMU: |
| flush_work(&dsp->boot_work); |
| |
| if (!dsp->running) |
| return -EIO; |
| |
| ret = regmap_update_bits(dsp->regmap, |
| dsp->base + ADSP2_CONTROL, |
| ADSP2_START, |
| ADSP2_START); |
| if (ret != 0) |
| goto err; |
| break; |
| |
| case SND_SOC_DAPM_PRE_PMD: |
| dsp->running = false; |
| |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
| ADSP2_SYS_ENA | ADSP2_CORE_ENA | |
| ADSP2_START, 0); |
| |
| /* Make sure DMAs are quiesced */ |
| regmap_write(dsp->regmap, dsp->base + ADSP2_WDMA_CONFIG_1, 0); |
| regmap_write(dsp->regmap, dsp->base + ADSP2_WDMA_CONFIG_2, 0); |
| regmap_write(dsp->regmap, dsp->base + ADSP2_RDMA_CONFIG_1, 0); |
| |
| if (dsp->dvfs) { |
| ret = regulator_set_voltage(dsp->dvfs, 1200000, |
| 1800000); |
| if (ret != 0) |
| adsp_warn(dsp, |
| "Failed to lower supply: %d\n", |
| ret); |
| |
| ret = regulator_disable(dsp->dvfs); |
| if (ret != 0) |
| adsp_err(dsp, |
| "Failed to enable supply: %d\n", |
| ret); |
| } |
| |
| list_for_each_entry(ctl, &dsp->ctl_list, list) |
| ctl->enabled = 0; |
| |
| while (!list_empty(&dsp->alg_regions)) { |
| alg_region = list_first_entry(&dsp->alg_regions, |
| struct wm_adsp_alg_region, |
| list); |
| list_del(&alg_region->list); |
| kfree(alg_region); |
| } |
| |
| adsp_dbg(dsp, "Shutdown complete\n"); |
| break; |
| |
| default: |
| break; |
| } |
| |
| return 0; |
| err: |
| regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, |
| ADSP2_SYS_ENA | ADSP2_CORE_ENA | ADSP2_START, 0); |
| return ret; |
| } |
| EXPORT_SYMBOL_GPL(wm_adsp2_event); |
| |
| int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs) |
| { |
| int ret; |
| |
| /* |
| * Disable the DSP memory by default when in reset for a small |
| * power saving. |
| */ |
| ret = regmap_update_bits(adsp->regmap, adsp->base + ADSP2_CONTROL, |
| ADSP2_MEM_ENA, 0); |
| if (ret != 0) { |
| adsp_err(adsp, "Failed to clear memory retention: %d\n", ret); |
| return ret; |
| } |
| |
| INIT_LIST_HEAD(&adsp->alg_regions); |
| INIT_LIST_HEAD(&adsp->ctl_list); |
| INIT_WORK(&adsp->boot_work, wm_adsp2_boot_work); |
| |
| if (dvfs) { |
| adsp->dvfs = devm_regulator_get(adsp->dev, "DCVDD"); |
| if (IS_ERR(adsp->dvfs)) { |
| ret = PTR_ERR(adsp->dvfs); |
| adsp_err(adsp, "Failed to get DCVDD: %d\n", ret); |
| return ret; |
| } |
| |
| ret = regulator_enable(adsp->dvfs); |
| if (ret != 0) { |
| adsp_err(adsp, "Failed to enable DCVDD: %d\n", ret); |
| return ret; |
| } |
| |
| ret = regulator_set_voltage(adsp->dvfs, 1200000, 1800000); |
| if (ret != 0) { |
| adsp_err(adsp, "Failed to initialise DVFS: %d\n", ret); |
| return ret; |
| } |
| |
| ret = regulator_disable(adsp->dvfs); |
| if (ret != 0) { |
| adsp_err(adsp, "Failed to disable DCVDD: %d\n", ret); |
| return ret; |
| } |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(wm_adsp2_init); |
| |
| MODULE_LICENSE("GPL v2"); |