#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
+#include <linux/firmware.h>
#include <linux/gcd.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <sound/wm2200.h>
#include "wm2200.h"
+#include "wmfw.h"
+
+#define WM2200_DSP_CONTROL_1 0x00
+#define WM2200_DSP_CONTROL_2 0x02
+#define WM2200_DSP_CONTROL_3 0x03
+#define WM2200_DSP_CONTROL_4 0x04
+#define WM2200_DSP_CONTROL_5 0x06
+#define WM2200_DSP_CONTROL_6 0x07
+#define WM2200_DSP_CONTROL_7 0x08
+#define WM2200_DSP_CONTROL_8 0x09
+#define WM2200_DSP_CONTROL_9 0x0A
+#define WM2200_DSP_CONTROL_10 0x0B
+#define WM2200_DSP_CONTROL_11 0x0C
+#define WM2200_DSP_CONTROL_12 0x0D
+#define WM2200_DSP_CONTROL_13 0x0F
+#define WM2200_DSP_CONTROL_14 0x10
+#define WM2200_DSP_CONTROL_15 0x11
+#define WM2200_DSP_CONTROL_16 0x12
+#define WM2200_DSP_CONTROL_17 0x13
+#define WM2200_DSP_CONTROL_18 0x14
+#define WM2200_DSP_CONTROL_19 0x16
+#define WM2200_DSP_CONTROL_20 0x17
+#define WM2200_DSP_CONTROL_21 0x18
+#define WM2200_DSP_CONTROL_22 0x1A
+#define WM2200_DSP_CONTROL_23 0x1B
+#define WM2200_DSP_CONTROL_24 0x1C
+#define WM2200_DSP_CONTROL_25 0x1E
+#define WM2200_DSP_CONTROL_26 0x20
+#define WM2200_DSP_CONTROL_27 0x21
+#define WM2200_DSP_CONTROL_28 0x22
+#define WM2200_DSP_CONTROL_29 0x23
+#define WM2200_DSP_CONTROL_30 0x24
+#define WM2200_DSP_CONTROL_31 0x26
/* The code assumes DCVDD is generated internally */
#define WM2200_NUM_CORE_SUPPLIES 2
int sysclk;
};
+#define WM2200_DSP_RANGE_BASE (WM2200_MAX_REGISTER + 1)
+#define WM2200_DSP_SPACING 12288
+
+#define WM2200_DSP1_DM_BASE (WM2200_DSP_RANGE_BASE + (0 * WM2200_DSP_SPACING))
+#define WM2200_DSP1_PM_BASE (WM2200_DSP_RANGE_BASE + (1 * WM2200_DSP_SPACING))
+#define WM2200_DSP1_ZM_BASE (WM2200_DSP_RANGE_BASE + (2 * WM2200_DSP_SPACING))
+#define WM2200_DSP2_DM_BASE (WM2200_DSP_RANGE_BASE + (3 * WM2200_DSP_SPACING))
+#define WM2200_DSP2_PM_BASE (WM2200_DSP_RANGE_BASE + (4 * WM2200_DSP_SPACING))
+#define WM2200_DSP2_ZM_BASE (WM2200_DSP_RANGE_BASE + (5 * WM2200_DSP_SPACING))
+
+static const struct regmap_range_cfg wm2200_ranges[] = {
+ /* DSP1 DM */
+ { .range_min = WM2200_DSP1_DM_BASE,
+ .range_max = WM2200_DSP1_DM_BASE + 12287,
+ .selector_reg = WM2200_DSP1_CONTROL_3,
+ .selector_mask = WM2200_DSP1_PAGE_BASE_DM_0_MASK,
+ .selector_shift = WM2200_DSP1_PAGE_BASE_DM_0_SHIFT,
+ .window_start = WM2200_DSP1_DM_0, .window_len = 2048, },
+
+ /* DSP1 PM */
+ { .range_min = WM2200_DSP1_PM_BASE,
+ .range_max = WM2200_DSP1_PM_BASE + 12287,
+ .selector_reg = WM2200_DSP1_CONTROL_2,
+ .selector_mask = WM2200_DSP1_PAGE_BASE_PM_0_MASK,
+ .selector_shift = WM2200_DSP1_PAGE_BASE_PM_0_SHIFT,
+ .window_start = WM2200_DSP1_PM_0, .window_len = 768, },
+
+ /* DSP1 ZM */
+ { .range_min = WM2200_DSP1_ZM_BASE,
+ .range_max = WM2200_DSP1_ZM_BASE + 2047,
+ .selector_reg = WM2200_DSP1_CONTROL_4,
+ .selector_mask = WM2200_DSP1_PAGE_BASE_ZM_0_MASK,
+ .selector_shift = WM2200_DSP1_PAGE_BASE_ZM_0_SHIFT,
+ .window_start = WM2200_DSP1_ZM_0, .window_len = 1024, },
+
+ /* DSP2 DM */
+ { .range_min = WM2200_DSP2_DM_BASE,
+ .range_max = WM2200_DSP2_DM_BASE + 4095,
+ .selector_reg = WM2200_DSP2_CONTROL_3,
+ .selector_mask = WM2200_DSP2_PAGE_BASE_DM_0_MASK,
+ .selector_shift = WM2200_DSP2_PAGE_BASE_DM_0_SHIFT,
+ .window_start = WM2200_DSP2_DM_0, .window_len = 2048, },
+
+ /* DSP2 PM */
+ { .range_min = WM2200_DSP2_PM_BASE,
+ .range_max = WM2200_DSP2_PM_BASE + 11287,
+ .selector_reg = WM2200_DSP2_CONTROL_2,
+ .selector_mask = WM2200_DSP2_PAGE_BASE_PM_0_MASK,
+ .selector_shift = WM2200_DSP2_PAGE_BASE_PM_0_SHIFT,
+ .window_start = WM2200_DSP2_PM_0, .window_len = 768, },
+
+ /* DSP2 ZM */
+ { .range_min = WM2200_DSP2_ZM_BASE,
+ .range_max = WM2200_DSP2_ZM_BASE + 2047,
+ .selector_reg = WM2200_DSP2_CONTROL_4,
+ .selector_mask = WM2200_DSP2_PAGE_BASE_ZM_0_MASK,
+ .selector_shift = WM2200_DSP2_PAGE_BASE_ZM_0_SHIFT,
+ .window_start = WM2200_DSP2_ZM_0, .window_len = 1024, },
+};
+
static struct reg_default wm2200_reg_defaults[] = {
{ 0x000B, 0x0000 }, /* R11 - Tone Generator 1 */
{ 0x0102, 0x0000 }, /* R258 - Clocking 3 */
static bool wm2200_volatile_register(struct device *dev, unsigned int reg)
{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(wm2200_ranges); i++)
+ if ((reg >= wm2200_ranges[i].window_start &&
+ reg <= wm2200_ranges[i].window_start +
+ wm2200_ranges[i].window_len) ||
+ (reg >= wm2200_ranges[i].range_min &&
+ reg <= wm2200_ranges[i].range_max))
+ return true;
+
switch (reg) {
case WM2200_SOFTWARE_RESET:
case WM2200_DEVICE_REVISION:
static bool wm2200_readable_register(struct device *dev, unsigned int reg)
{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(wm2200_ranges); i++)
+ if ((reg >= wm2200_ranges[i].window_start &&
+ reg <= wm2200_ranges[i].window_start +
+ wm2200_ranges[i].window_len) ||
+ (reg >= wm2200_ranges[i].range_min &&
+ reg <= wm2200_ranges[i].range_max))
+ return true;
+
switch (reg) {
case WM2200_SOFTWARE_RESET:
case WM2200_DEVICE_REVISION:
}
}
+static int wm2200_dsp_load(struct snd_soc_codec *codec, int base)
+{
+ const struct firmware *firmware;
+ struct regmap *regmap = codec->control_data;
+ unsigned int pos = 0;
+ const struct wmfw_header *header;
+ const struct wmfw_adsp1_sizes *adsp1_sizes;
+ const struct wmfw_footer *footer;
+ const struct wmfw_region *region;
+ const char *file, *region_name;
+ char *text;
+ unsigned int dm, pm, zm, reg;
+ int regions = 0;
+ int ret, offset, type;
+
+ switch (base) {
+ case WM2200_DSP1_CONTROL_1:
+ file = "wm2200-dsp1.wmfw";
+ dm = WM2200_DSP1_DM_BASE;
+ pm = WM2200_DSP1_PM_BASE;
+ zm = WM2200_DSP1_ZM_BASE;
+ break;
+ case WM2200_DSP2_CONTROL_1:
+ file = "wm2200-dsp2.wmfw";
+ dm = WM2200_DSP2_DM_BASE;
+ pm = WM2200_DSP2_PM_BASE;
+ zm = WM2200_DSP2_ZM_BASE;
+ break;
+ default:
+ dev_err(codec->dev, "BASE %x\n", base);
+ BUG_ON(1);
+ return -EINVAL;
+ }
+
+ ret = request_firmware(&firmware, file, codec->dev);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request '%s'\n", file);
+ return ret;
+ }
+
+ pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer);
+ if (pos >= firmware->size) {
+ dev_err(codec->dev, "%s: file too short, %d bytes\n",
+ file, firmware->size);
+ return -EINVAL;
+ }
+
+ header = (void*)&firmware->data[0];
+
+ if (memcmp(&header->magic[0], "WMFW", 4) != 0) {
+ dev_err(codec->dev, "%s: invalid magic\n", file);
+ return -EINVAL;
+ }
+
+ if (header->ver != 0) {
+ dev_err(codec->dev, "%s: unknown file format %d\n",
+ file, header->ver);
+ return -EINVAL;
+ }
+
+ if (le32_to_cpu(header->len) != sizeof(*header) +
+ sizeof(*adsp1_sizes) + sizeof(*footer)) {
+ dev_err(codec->dev, "%s: unexpected header length %d\n",
+ file, le32_to_cpu(header->len));
+ return -EINVAL;
+ }
+
+ if (header->core != WMFW_ADSP1) {
+ dev_err(codec->dev, "%s: invalid core %d\n",
+ file, header->core);
+ return -EINVAL;
+ }
+
+ adsp1_sizes = (void *)&(header[1]);
+ footer = (void *)&(adsp1_sizes[1]);
+
+ dev_dbg(codec->dev, "%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));
+
+ dev_dbg(codec->dev, "%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;
+
+ 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 = pm + (offset * 3);
+ break;
+ case WMFW_ADSP1_DM:
+ region_name = "DM";
+ reg = dm + (offset * 2);
+ break;
+ case WMFW_ADSP1_ZM:
+ region_name = "ZM";
+ reg = zm + (offset * 2);
+ break;
+ default:
+ dev_warn(codec->dev,
+ "%s.%d: Unknown region type %x at %d(%x)\n",
+ file, regions, type, pos, pos);
+ break;
+ }
+
+ dev_dbg(codec->dev, "%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));
+ dev_info(codec->dev, "%s: %s\n", file, text);
+ kfree(text);
+ }
+
+ if (reg) {
+ ret = regmap_raw_write(regmap, reg, region->data,
+ le32_to_cpu(region->len));
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "%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;
+ }
+ }
+
+ pos += le32_to_cpu(region->len) + sizeof(*region);
+ regions++;
+ }
+
+ if (pos > firmware->size)
+ dev_warn(codec->dev, "%s.%d: %d bytes at end of file\n",
+ file, regions, pos - firmware->size);
+
+out:
+ release_firmware(firmware);
+
+ return ret;
+}
+
+static int wm2200_setup_algs(struct snd_soc_codec *codec, int base)
+{
+ struct regmap *regmap = codec->control_data;
+ struct wmfw_adsp1_id_hdr id;
+ struct wmfw_adsp1_alg_hdr *alg;
+ size_t algs;
+ int zm, dm, pm, ret, i;
+ __be32 val;
+
+ switch (base) {
+ case WM2200_DSP1_CONTROL_1:
+ dm = WM2200_DSP1_DM_BASE;
+ pm = WM2200_DSP1_PM_BASE;
+ zm = WM2200_DSP1_ZM_BASE;
+ break;
+ case WM2200_DSP2_CONTROL_1:
+ dm = WM2200_DSP2_DM_BASE;
+ pm = WM2200_DSP2_PM_BASE;
+ zm = WM2200_DSP2_ZM_BASE;
+ break;
+ default:
+ dev_err(codec->dev, "BASE %x\n", base);
+ BUG_ON(1);
+ return -EINVAL;
+ }
+
+ ret = regmap_raw_read(regmap, dm, &id, sizeof(id));
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to read algorithm info: %d\n",
+ ret);
+ return ret;
+ }
+
+ algs = be32_to_cpu(id.algs);
+ dev_info(codec->dev, "Firmware: %x v%d.%d.%d, %d algorithms\n",
+ be32_to_cpu(id.fw.id),
+ (be32_to_cpu(id.fw.ver) & 0xff000) >> 16,
+ (be32_to_cpu(id.fw.ver) & 0xff00) >> 8,
+ be32_to_cpu(id.fw.ver) & 0xff,
+ algs);
+
+ /* Read the terminator first to validate the length */
+ ret = regmap_raw_read(regmap, dm +
+ (sizeof(id) + (algs * sizeof(*alg))) / 2,
+ &val, sizeof(val));
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to read algorithm list end: %d\n",
+ ret);
+ return ret;
+ }
+
+ if (be32_to_cpu(val) != 0xbedead)
+ dev_warn(codec->dev, "Algorithm list end %x 0x%x != 0xbeadead\n",
+ (sizeof(id) + (algs * sizeof(*alg))) / 2,
+ be32_to_cpu(val));
+
+ alg = kzalloc(sizeof(*alg) * algs, GFP_KERNEL);
+ if (!alg)
+ return -ENOMEM;
+
+ ret = regmap_raw_read(regmap, dm + (sizeof(id) / 2),
+ alg, algs * sizeof(*alg));
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to read algorithm list: %d\n",
+ ret);
+ goto out;
+ }
+
+ for (i = 0; i < algs; i++) {
+ dev_info(codec->dev, "%d: ID %x v%d.%d.%d\n",
+ i, be32_to_cpu(alg[i].alg.id),
+ (be32_to_cpu(alg[i].alg.ver) & 0xff000) >> 16,
+ (be32_to_cpu(alg[i].alg.ver) & 0xff00) >> 8,
+ be32_to_cpu(alg[i].alg.ver) & 0xff);
+ }
+
+out:
+ kfree(alg);
+ return ret;
+}
+
+static int wm2200_load_coeff(struct snd_soc_codec *codec, int base)
+{
+ struct regmap *regmap = codec->control_data;
+ struct wmfw_coeff_hdr *hdr;
+ struct wmfw_coeff_item *blk;
+ const struct firmware *firmware;
+ const char *file, *region_name;
+ int ret, dm, pm, zm, pos, blocks, type, offset, reg;
+
+ switch (base) {
+ case WM2200_DSP1_CONTROL_1:
+ file = "wm2200-dsp1.bin";
+ dm = WM2200_DSP1_DM_BASE;
+ pm = WM2200_DSP1_PM_BASE;
+ zm = WM2200_DSP1_ZM_BASE;
+ break;
+ case WM2200_DSP2_CONTROL_1:
+ file = "wm2200-dsp2.bin";
+ dm = WM2200_DSP2_DM_BASE;
+ pm = WM2200_DSP2_PM_BASE;
+ zm = WM2200_DSP2_ZM_BASE;
+ break;
+ default:
+ dev_err(codec->dev, "BASE %x\n", base);
+ BUG_ON(1);
+ return -EINVAL;
+ }
+
+ ret = request_firmware(&firmware, file, codec->dev);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request '%s'\n", file);
+ return ret;
+ }
+
+ if (sizeof(*hdr) >= firmware->size) {
+ dev_err(codec->dev, "%s: file too short, %d bytes\n",
+ file, firmware->size);
+ return -EINVAL;
+ }
+
+ hdr = (void*)&firmware->data[0];
+ if (memcmp(hdr->magic, "WMDR", 4) != 0) {
+ dev_err(codec->dev, "%s: invalid magic\n", file);
+ return -EINVAL;
+ }
+
+ dev_dbg(codec->dev, "%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 = be32_to_cpu(blk->type) & 0xff;
+ offset = le32_to_cpu(blk->offset) & 0xffffff;
+
+ dev_dbg(codec->dev, "%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);
+ dev_dbg(codec->dev, "%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:
+ case WMFW_INFO_TEXT:
+ break;
+ case WMFW_ABSOLUTE:
+ region_name = "register";
+ reg = offset;
+ break;
+ default:
+ dev_err(codec->dev, "Unknown region type %x\n", type);
+ break;
+ }
+
+ if (reg) {
+ ret = regmap_raw_write(regmap, reg, blk->data,
+ le32_to_cpu(blk->len));
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "%s.%d: Failed to write to %x in %s\n",
+ file, blocks, reg, region_name);
+ }
+ }
+
+ pos += le32_to_cpu(blk->len) + sizeof(*blk);
+ blocks++;
+ }
+
+ if (pos > firmware->size)
+ dev_warn(codec->dev, "%s.%d: %d bytes at end of file\n",
+ file, blocks, pos - firmware->size);
+
+ return 0;
+}
+
+static int wm2200_dsp_ev(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ int base = w->reg - WM2200_DSP_CONTROL_30;
+ int ret;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ ret = wm2200_dsp_load(codec, base);
+ if (ret != 0)
+ return ret;
+
+ ret = wm2200_setup_algs(codec, base);
+ if (ret != 0)
+ return ret;
+
+ ret = wm2200_load_coeff(codec, base);
+ if (ret != 0)
+ return ret;
+
+ /* Start the core running */
+ snd_soc_update_bits(codec, w->reg,
+ WM2200_DSP1_CORE_ENA | WM2200_DSP1_START,
+ WM2200_DSP1_CORE_ENA | WM2200_DSP1_START);
+ break;
+
+ case SND_SOC_DAPM_PRE_PMD:
+ /* Halt the core */
+ snd_soc_update_bits(codec, w->reg,
+ WM2200_DSP1_CORE_ENA | WM2200_DSP1_START,
+ 0);
+
+ snd_soc_update_bits(codec, base + WM2200_DSP_CONTROL_19,
+ WM2200_DSP1_WDMA_BUFFER_LENGTH_MASK, 0);
+ break;
+
+ default:
+ break;
+ }
+
+ return 0;
+}
+
static DECLARE_TLV_DB_SCALE(in_tlv, -6300, 100, 0);
static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0);
static DECLARE_TLV_DB_SCALE(out_tlv, -6400, 100, 0);
static const char *wm2200_mixer_texts[] = {
"None",
"Tone Generator",
- "AEC loopback",
+ "AEC Loopback",
"IN1L",
"IN1R",
"IN2L",
static WM2200_MUX_CTL_DECL(name##_in3); \
static WM2200_MUX_CTL_DECL(name##_in4)
+#define WM2200_DSP_ENUMS(name, base_reg) \
+ static WM2200_MUX_ENUM_DECL(name##_aux1_enum, base_reg); \
+ static WM2200_MUX_ENUM_DECL(name##_aux2_enum, base_reg + 1); \
+ static WM2200_MUX_ENUM_DECL(name##_aux3_enum, base_reg + 2); \
+ static WM2200_MUX_ENUM_DECL(name##_aux4_enum, base_reg + 3); \
+ static WM2200_MUX_ENUM_DECL(name##_aux5_enum, base_reg + 4); \
+ static WM2200_MUX_ENUM_DECL(name##_aux6_enum, base_reg + 5); \
+ static WM2200_MUX_CTL_DECL(name##_aux1); \
+ static WM2200_MUX_CTL_DECL(name##_aux2); \
+ static WM2200_MUX_CTL_DECL(name##_aux3); \
+ static WM2200_MUX_CTL_DECL(name##_aux4); \
+ static WM2200_MUX_CTL_DECL(name##_aux5); \
+ static WM2200_MUX_CTL_DECL(name##_aux6);
+
static const struct snd_kcontrol_new wm2200_snd_controls[] = {
SOC_SINGLE("IN1 High Performance Switch", WM2200_IN1L_CONTROL,
WM2200_IN1_OSR_SHIFT, 1, 0),
WM2200_MIXER_ENUMS(DSP2L, WM2200_DSP2LMIX_INPUT_1_SOURCE);
WM2200_MIXER_ENUMS(DSP2R, WM2200_DSP2RMIX_INPUT_1_SOURCE);
+WM2200_DSP_ENUMS(DSP1, WM2200_DSP1AUX1MIX_INPUT_1_SOURCE);
+WM2200_DSP_ENUMS(DSP2, WM2200_DSP2AUX1MIX_INPUT_1_SOURCE);
+
WM2200_MIXER_ENUMS(LHPF1, WM2200_LHPF1MIX_INPUT_1_SOURCE);
WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE);
WM2200_MUX(name_str " Input 4", &name##_in4_mux), \
SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0)
+#define WM2200_DSP_WIDGETS(name, name_str) \
+ WM2200_MIXER_WIDGETS(name##L, name_str "L"), \
+ WM2200_MIXER_WIDGETS(name##R, name_str "R"), \
+ WM2200_MUX(name_str " Aux 1", &name##_aux1_mux), \
+ WM2200_MUX(name_str " Aux 2", &name##_aux2_mux), \
+ WM2200_MUX(name_str " Aux 3", &name##_aux3_mux), \
+ WM2200_MUX(name_str " Aux 4", &name##_aux4_mux), \
+ WM2200_MUX(name_str " Aux 5", &name##_aux5_mux), \
+ WM2200_MUX(name_str " Aux 6", &name##_aux6_mux)
+
#define WM2200_MIXER_INPUT_ROUTES(name) \
{ name, "Tone Generator", "Tone Generator" }, \
+ { name, "AEC Loopback", "AEC Loopback" }, \
{ name, "IN1L", "IN1L PGA" }, \
{ name, "IN1R", "IN1R PGA" }, \
{ name, "IN2L", "IN2L PGA" }, \
WM2200_MIXER_INPUT_ROUTES(name " Input 3"), \
WM2200_MIXER_INPUT_ROUTES(name " Input 4")
+#define WM2200_DSP_AUX_ROUTES(name) \
+ { name, NULL, name " Aux 1" }, \
+ { name, NULL, name " Aux 2" }, \
+ { name, NULL, name " Aux 3" }, \
+ { name, NULL, name " Aux 4" }, \
+ { name, NULL, name " Aux 5" }, \
+ { name, NULL, name " Aux 6" }, \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 1"), \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 2"), \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 3"), \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 4"), \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 5"), \
+ WM2200_MIXER_INPUT_ROUTES(name " Aux 6")
+
+static const char *wm2200_aec_loopback_texts[] = {
+ "OUT1L", "OUT1R", "OUT2L", "OUT2R",
+};
+
+static const struct soc_enum wm2200_aec_loopback =
+ SOC_ENUM_SINGLE(WM2200_DAC_AEC_CONTROL_1,
+ WM2200_AEC_LOOPBACK_SRC_SHIFT,
+ ARRAY_SIZE(wm2200_aec_loopback_texts),
+ wm2200_aec_loopback_texts);
+
+static const struct snd_kcontrol_new wm2200_aec_loopback_mux =
+ SOC_DAPM_ENUM("AEC Loopback", wm2200_aec_loopback);
+
static const struct snd_soc_dapm_widget wm2200_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("SYSCLK", WM2200_CLOCKING_3, WM2200_SYSCLK_ENA_SHIFT, 0,
NULL, 0),
SND_SOC_DAPM_PGA("LHPF2", WM2200_HPLPF2_1, WM2200_LHPF2_ENA_SHIFT, 0,
NULL, 0),
-SND_SOC_DAPM_PGA_E("DSP1", SND_SOC_NOPM, 0, 0, NULL, 0, NULL, 0),
-SND_SOC_DAPM_PGA_E("DSP2", SND_SOC_NOPM, 1, 0, NULL, 0, NULL, 0),
+SND_SOC_DAPM_PGA_E("DSP1", WM2200_DSP1_CONTROL_30, WM2200_DSP1_SYS_ENA_SHIFT,
+ 0, NULL, 0, wm2200_dsp_ev,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+SND_SOC_DAPM_PGA_E("DSP2", WM2200_DSP2_CONTROL_30, WM2200_DSP2_SYS_ENA_SHIFT,
+ 0, NULL, 0, wm2200_dsp_ev,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_AIF_OUT("AIF1TX1", "Capture", 0,
WM2200_AUDIO_IF_1_22, WM2200_AIF1TX1_ENA_SHIFT, 0),
SND_SOC_DAPM_AIF_OUT("AIF1TX6", "Capture", 5,
WM2200_AUDIO_IF_1_22, WM2200_AIF1TX6_ENA_SHIFT, 0),
+SND_SOC_DAPM_MUX("AEC Loopback", WM2200_DAC_AEC_CONTROL_1,
+ WM2200_AEC_LOOPBACK_ENA_SHIFT, 0, &wm2200_aec_loopback_mux),
+
SND_SOC_DAPM_PGA_S("OUT1L", 0, WM2200_OUTPUT_ENABLES,
WM2200_OUT1L_ENA_SHIFT, 0, NULL, 0),
SND_SOC_DAPM_PGA_S("OUT1R", 0, WM2200_OUTPUT_ENABLES,
WM2200_MIXER_WIDGETS(LHPF1, "LHPF1"),
WM2200_MIXER_WIDGETS(LHPF2, "LHPF2"),
-WM2200_MIXER_WIDGETS(DSP1L, "DSP1L"),
-WM2200_MIXER_WIDGETS(DSP1R, "DSP1R"),
-WM2200_MIXER_WIDGETS(DSP2L, "DSP2L"),
-WM2200_MIXER_WIDGETS(DSP2R, "DSP2R"),
+WM2200_DSP_WIDGETS(DSP1, "DSP1"),
+WM2200_DSP_WIDGETS(DSP2, "DSP2"),
WM2200_MIXER_WIDGETS(AIF1TX1, "AIF1TX1"),
WM2200_MIXER_WIDGETS(AIF1TX2, "AIF1TX2"),
{ "SPK", NULL, "OUT2L" },
{ "SPK", NULL, "OUT2R" },
+ { "AEC Loopback", "OUT1L", "OUT1L" },
+ { "AEC Loopback", "OUT1R", "OUT1R" },
+ { "AEC Loopback", "OUT2L", "OUT2L" },
+ { "AEC Loopback", "OUT2R", "OUT2R" },
+
WM2200_MIXER_ROUTES("DSP1", "DSP1L"),
WM2200_MIXER_ROUTES("DSP1", "DSP1R"),
WM2200_MIXER_ROUTES("DSP2", "DSP2L"),
WM2200_MIXER_ROUTES("DSP2", "DSP2R"),
+ WM2200_DSP_AUX_ROUTES("DSP1"),
+ WM2200_DSP_AUX_ROUTES("DSP2"),
+
WM2200_MIXER_ROUTES("OUT1L", "OUT1L"),
WM2200_MIXER_ROUTES("OUT1R", "OUT1R"),
WM2200_MIXER_ROUTES("OUT2L", "OUT2L"),
.reg_bits = 16,
.val_bits = 16,
- .max_register = WM2200_MAX_REGISTER,
+ .max_register = WM2200_MAX_REGISTER + (ARRAY_SIZE(wm2200_ranges) *
+ WM2200_DSP_SPACING),
.reg_defaults = wm2200_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm2200_reg_defaults),
.volatile_reg = wm2200_volatile_register,
.readable_reg = wm2200_readable_register,
.cache_type = REGCACHE_RBTREE,
+ .ranges = wm2200_ranges,
+ .num_ranges = ARRAY_SIZE(wm2200_ranges),
};
static const unsigned int wm2200_dig_vu[] = {
wm2200->dev = &i2c->dev;
init_completion(&wm2200->fll_lock);
- wm2200->regmap = regmap_init_i2c(i2c, &wm2200_regmap);
+ wm2200->regmap = devm_regmap_init_i2c(i2c, &wm2200_regmap);
if (IS_ERR(wm2200->regmap)) {
ret = PTR_ERR(wm2200->regmap);
dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
for (i = 0; i < ARRAY_SIZE(wm2200->core_supplies); i++)
wm2200->core_supplies[i].supply = wm2200_core_supply_names[i];
- ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm2200->core_supplies),
- wm2200->core_supplies);
+ ret = devm_regulator_bulk_get(&i2c->dev,
+ ARRAY_SIZE(wm2200->core_supplies),
+ wm2200->core_supplies);
if (ret != 0) {
dev_err(&i2c->dev, "Failed to request core supplies: %d\n",
ret);
}
if (wm2200->pdata.ldo_ena) {
- ret = gpio_request_one(wm2200->pdata.ldo_ena,
- GPIOF_OUT_INIT_HIGH, "WM2200 LDOENA");
+ ret = devm_gpio_request_one(&i2c->dev, wm2200->pdata.ldo_ena,
+ GPIOF_OUT_INIT_HIGH,
+ "WM2200 LDOENA");
if (ret < 0) {
dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
wm2200->pdata.ldo_ena, ret);
}
if (wm2200->pdata.reset) {
- ret = gpio_request_one(wm2200->pdata.reset,
- GPIOF_OUT_INIT_HIGH, "WM2200 /RESET");
+ ret = devm_gpio_request_one(&i2c->dev, wm2200->pdata.reset,
+ GPIOF_OUT_INIT_HIGH,
+ "WM2200 /RESET");
if (ret < 0) {
dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
wm2200->pdata.reset, ret);
err_pm_runtime:
pm_runtime_disable(&i2c->dev);
err_reset:
- if (wm2200->pdata.reset) {
+ if (wm2200->pdata.reset)
gpio_set_value_cansleep(wm2200->pdata.reset, 0);
- gpio_free(wm2200->pdata.reset);
- }
err_ldo:
- if (wm2200->pdata.ldo_ena) {
+ if (wm2200->pdata.ldo_ena)
gpio_set_value_cansleep(wm2200->pdata.ldo_ena, 0);
- gpio_free(wm2200->pdata.ldo_ena);
- }
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm2200->core_supplies),
wm2200->core_supplies);
err_core:
- regulator_bulk_free(ARRAY_SIZE(wm2200->core_supplies),
- wm2200->core_supplies);
err_regmap:
- regmap_exit(wm2200->regmap);
err:
return ret;
}
snd_soc_unregister_codec(&i2c->dev);
if (i2c->irq)
free_irq(i2c->irq, wm2200);
- if (wm2200->pdata.reset) {
+ if (wm2200->pdata.reset)
gpio_set_value_cansleep(wm2200->pdata.reset, 0);
- gpio_free(wm2200->pdata.reset);
- }
- if (wm2200->pdata.ldo_ena) {
+ if (wm2200->pdata.ldo_ena)
gpio_set_value_cansleep(wm2200->pdata.ldo_ena, 0);
- gpio_free(wm2200->pdata.ldo_ena);
- }
- regulator_bulk_free(ARRAY_SIZE(wm2200->core_supplies),
- wm2200->core_supplies);
- regmap_exit(wm2200->regmap);
return 0;
}
--- /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/pm.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
+#include <linux/slab.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 "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 */
+
+#define ADSP2_CONTROL 0
+#define ADSP2_CLOCKING 1
+#define ADSP2_STATUS1 4
+
+/*
+ * 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
+
+
+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 int wm_adsp_load(struct wm_adsp *dsp)
+{
+ 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;
+ 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.wmfw", dsp->part, dsp->num);
+ 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;
+ }
+
+ 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:
+ BUG_ON(NULL == "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:
+ BUG_ON(!mem);
+ region_name = "PM";
+ reg = mem->base + (offset * 3);
+ break;
+ case WMFW_ADSP1_DM:
+ BUG_ON(!mem);
+ region_name = "DM";
+ reg = mem->base + (offset * 2);
+ break;
+ case WMFW_ADSP2_XM:
+ BUG_ON(!mem);
+ region_name = "XM";
+ reg = mem->base + (offset * 2);
+ break;
+ case WMFW_ADSP2_YM:
+ BUG_ON(!mem);
+ region_name = "YM";
+ reg = mem->base + (offset * 2);
+ break;
+ case WMFW_ADSP1_ZM:
+ BUG_ON(!mem);
+ region_name = "ZM";
+ reg = mem->base + (offset * 2);
+ 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) {
+ ret = regmap_raw_write(regmap, reg, region->data,
+ 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++;
+ }
+
+ if (pos > firmware->size)
+ adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n",
+ file, regions, pos - firmware->size);
+
+out_fw:
+ release_firmware(firmware);
+out:
+ kfree(file);
+
+ return ret;
+}
+
+static int wm_adsp_load_coeff(struct wm_adsp *dsp)
+{
+ struct regmap *regmap = dsp->regmap;
+ struct wmfw_coeff_hdr *hdr;
+ struct wmfw_coeff_item *blk;
+ const struct firmware *firmware;
+ const char *region_name;
+ int ret, pos, blocks, type, offset, reg;
+ char *file;
+
+ file = kzalloc(PAGE_SIZE, GFP_KERNEL);
+ if (file == NULL)
+ return -ENOMEM;
+
+ snprintf(file, PAGE_SIZE, "%s-dsp%d.bin", dsp->part, dsp->num);
+ 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);
+ return -EINVAL;
+ }
+
+ 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 = be32_to_cpu(blk->type) & 0xff;
+ offset = le32_to_cpu(blk->offset) & 0xffffff;
+
+ 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:
+ case WMFW_INFO_TEXT:
+ break;
+ case WMFW_ABSOLUTE:
+ region_name = "register";
+ reg = offset;
+ break;
+ default:
+ adsp_err(dsp, "Unknown region type %x\n", type);
+ break;
+ }
+
+ if (reg) {
+ ret = regmap_raw_write(regmap, reg, blk->data,
+ le32_to_cpu(blk->len));
+ if (ret != 0) {
+ adsp_err(dsp,
+ "%s.%d: Failed to write to %x in %s\n",
+ file, blocks, reg, region_name);
+ }
+ }
+
+ pos += le32_to_cpu(blk->len) + sizeof(*blk);
+ blocks++;
+ }
+
+ if (pos > firmware->size)
+ adsp_warn(dsp, "%s.%d: %zu bytes at end of file\n",
+ file, blocks, pos - firmware->size);
+
+out_fw:
+ release_firmware(firmware);
+out:
+ kfree(file);
+ return 0;
+}
+
+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];
+ int ret;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30,
+ ADSP1_SYS_ENA, ADSP1_SYS_ENA);
+
+ ret = wm_adsp_load(dsp);
+ if (ret != 0)
+ goto err;
+
+ ret = wm_adsp_load_coeff(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);
+ 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(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 */
+ count = 0;
+ do {
+ ret = regmap_read(dsp->regmap, dsp->base + ADSP2_STATUS1,
+ &val);
+ if (ret != 0)
+ return ret;
+ } while (!(val & ADSP2_RAM_RDY) && ++count < 10);
+
+ 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);
+ adsp_info(dsp, "RAM ready after %d polls\n", count);
+
+ return 0;
+}
+
+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];
+ unsigned int val;
+ int ret;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ if (dsp->dvfs) {
+ ret = regmap_read(dsp->regmap,
+ dsp->base + ADSP2_CLOCKING, &val);
+ if (ret != 0) {
+ dev_err(dsp->dev,
+ "Failed to read clocking: %d\n", ret);
+ return ret;
+ }
+
+ if ((val & ADSP2_CLK_SEL_MASK) >= 3) {
+ ret = regulator_enable(dsp->dvfs);
+ if (ret != 0) {
+ dev_err(dsp->dev,
+ "Failed to enable supply: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = regulator_set_voltage(dsp->dvfs,
+ 1800000,
+ 1800000);
+ if (ret != 0) {
+ dev_err(dsp->dev,
+ "Failed to raise supply: %d\n",
+ ret);
+ return ret;
+ }
+ }
+ }
+
+ ret = wm_adsp2_ena(dsp);
+ if (ret != 0)
+ return ret;
+
+ ret = wm_adsp_load(dsp);
+ if (ret != 0)
+ goto err;
+
+ ret = wm_adsp_load_coeff(dsp);
+ if (ret != 0)
+ goto err;
+
+ 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:
+ regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL,
+ ADSP2_SYS_ENA | ADSP2_CORE_ENA |
+ ADSP2_START, 0);
+
+ if (dsp->dvfs) {
+ ret = regulator_set_voltage(dsp->dvfs, 1200000,
+ 1800000);
+ if (ret != 0)
+ dev_warn(dsp->dev,
+ "Failed to lower supply: %d\n",
+ ret);
+
+ ret = regulator_disable(dsp->dvfs);
+ if (ret != 0)
+ dev_err(dsp->dev,
+ "Failed to enable supply: %d\n",
+ ret);
+ }
+ 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;
+
+ if (dvfs) {
+ adsp->dvfs = devm_regulator_get(adsp->dev, "DCVDD");
+ if (IS_ERR(adsp->dvfs)) {
+ ret = PTR_ERR(adsp->dvfs);
+ dev_err(adsp->dev, "Failed to get DCVDD: %d\n", ret);
+ return ret;
+ }
+
+ ret = regulator_enable(adsp->dvfs);
+ if (ret != 0) {
+ dev_err(adsp->dev, "Failed to enable DCVDD: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = regulator_set_voltage(adsp->dvfs, 1200000, 1800000);
+ if (ret != 0) {
+ dev_err(adsp->dev, "Failed to initialise DVFS: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = regulator_disable(adsp->dvfs);
+ if (ret != 0) {
+ dev_err(adsp->dev, "Failed to disable DCVDD: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wm_adsp2_init);
projects / mirror_ubuntu-zesty-kernel.git / commitdiff