--- /dev/null
+/*
+ * 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/vmalloc.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 = vmalloc(len);
+ if (!buf->buf) {
+ vfree(buf);
+ return NULL;
+ }
+ memcpy(buf->buf, src, len);
+
+ 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);
+ vfree(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);
+
+ ctl->set = 1;
+ if (!ctl->enabled)
+ 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) {
+ buf = wm_adsp_buf_alloc(region->data,
+ le32_to_cpu(region->len),
+ &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,
+ le32_to_cpu(region->len));
+ if (ret != 0) {
+ adsp_err(dsp,
+ "%s.%d: Failed to write %d bytes at %d in %s: %d\n",
+ file, regions,
+ le32_to_cpu(region->len), offset,
+ region_name, ret);
+ goto out_fw;
+ }
+ }
+
+ 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) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ 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) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ 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) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ 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) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ 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) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ 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;
+
+ 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);
+ }
+ }
+
+ pos += (le32_to_cpu(blk->len) + sizeof(*blk) + 3) & ~0x03;
+ 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 = snd_soc_dapm_to_codec(w->dapm);
+ 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;
+
+ 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 = snd_soc_dapm_to_codec(w->dapm);
+ 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 = snd_soc_dapm_to_codec(w->dapm);
+ 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_CORE_ENA | ADSP2_START,
+ ADSP2_CORE_ENA | 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");
Code Review / kvmfornfv.git / blobdiff