From 98ad089ffbaf46b14c5bf36cce4f076f379bf300 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Mon, 1 Oct 2012 19:27:45 +0100 Subject: ASoC: wm2200: Convert to devm APIs Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 39 ++++++++++++++------------------------- 1 file changed, 14 insertions(+), 25 deletions(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index eab64a1..6ca9bcc 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -2011,7 +2011,7 @@ static __devinit int wm2200_i2c_probe(struct i2c_client *i2c, 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", @@ -2027,8 +2027,9 @@ static __devinit int wm2200_i2c_probe(struct i2c_client *i2c, 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); @@ -2044,8 +2045,9 @@ static __devinit int wm2200_i2c_probe(struct i2c_client *i2c, } 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); @@ -2055,8 +2057,9 @@ static __devinit int wm2200_i2c_probe(struct i2c_client *i2c, } 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); @@ -2166,23 +2169,16 @@ static __devinit int wm2200_i2c_probe(struct i2c_client *i2c, 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; } @@ -2194,17 +2190,10 @@ static __devexit int wm2200_i2c_remove(struct i2c_client *i2c) 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; } -- cgit v1.1 From 999e068e4054982be0a3f9bd590bf168669af822 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 2 Oct 2012 19:30:17 +0100 Subject: ASoC: wm2200: Implement AEC loopback support Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index 6ca9bcc..367d1e5 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -880,7 +880,7 @@ 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", @@ -1066,6 +1066,7 @@ WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE); #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" }, \ @@ -1106,6 +1107,20 @@ WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE); WM2200_MIXER_INPUT_ROUTES(name " Input 3"), \ WM2200_MIXER_INPUT_ROUTES(name " Input 4") + +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), @@ -1181,6 +1196,9 @@ SND_SOC_DAPM_AIF_OUT("AIF1TX5", "Capture", 4, 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, @@ -1326,6 +1344,11 @@ static const struct snd_soc_dapm_route wm2200_dapm_routes[] = { { "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"), -- cgit v1.1 From eae2328d41322d4206cac980c14e5f66be4ca600 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 2 Oct 2012 20:14:49 +0100 Subject: ASoC: wm2200: Map DSPs into regmap Use the regmap ranges support to add the WM2200 DSP core memory pages into the "register map" beyond the end of the real register map. We don't extend beyond 16 bits since the regmap API will iterate over every register doing diagnostics. Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 85 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 84 insertions(+), 1 deletion(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index 367d1e5..1eafaae 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -64,6 +64,66 @@ struct wm2200_priv { 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 */ @@ -407,6 +467,16 @@ static struct reg_default wm2200_reg_defaults[] = { 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: @@ -423,6 +493,16 @@ static bool wm2200_volatile_register(struct device *dev, unsigned int reg) 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: @@ -1991,12 +2071,15 @@ static const struct regmap_config wm2200_regmap = { .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[] = { -- cgit v1.1 From 09d5d5880eb436d623013a1e3c32ad33ae8e6b09 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 3 Oct 2012 15:57:03 +0100 Subject: ASoC: wm2200: Fully plumb the DSPs into the routing map Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 55 +++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 49 insertions(+), 6 deletions(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index 1eafaae..f24ef0a 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -1056,6 +1056,20 @@ static int wm2200_mixer_values[] = { 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), @@ -1131,6 +1145,9 @@ WM2200_MIXER_ENUMS(DSP1R, WM2200_DSP1RMIX_INPUT_1_SOURCE); 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); @@ -1144,6 +1161,16 @@ 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" }, \ @@ -1187,6 +1214,19 @@ WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE); 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", @@ -1260,8 +1300,10 @@ SND_SOC_DAPM_PGA("LHPF1", WM2200_HPLPF1_1, WM2200_LHPF1_ENA_SHIFT, 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, NULL, 0), +SND_SOC_DAPM_PGA_E("DSP2", WM2200_DSP2_CONTROL_30, WM2200_DSP2_SYS_ENA_SHIFT, + 0, NULL, 0, NULL, 0), SND_SOC_DAPM_AIF_OUT("AIF1TX1", "Capture", 0, WM2200_AUDIO_IF_1_22, WM2200_AIF1TX1_ENA_SHIFT, 0), @@ -1329,10 +1371,8 @@ WM2200_MIXER_WIDGETS(EQR, "EQR"), 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"), @@ -1434,6 +1474,9 @@ static const struct snd_soc_dapm_route wm2200_dapm_routes[] = { 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"), -- cgit v1.1 From e10f871190ce2f912317c874a56b9cc417e46e84 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Thu, 4 Oct 2012 16:31:52 +0100 Subject: ASoC: wm2200: Initial DSP support Support download and execution of firmwares to the DSPs on the WM2200. Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 240 +++++++++++++++++++++++++++++++++++++++++++++- sound/soc/codecs/wmfw.h | 56 +++++++++++ 2 files changed, 294 insertions(+), 2 deletions(-) create mode 100644 sound/soc/codecs/wmfw.h (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index f24ef0a..e3f549b 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -32,6 +33,39 @@ #include #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 @@ -953,6 +987,206 @@ static int wm2200_reset(struct wm2200_priv *wm2200) } } +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_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; + + /* 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); @@ -1301,9 +1535,11 @@ SND_SOC_DAPM_PGA("LHPF2", WM2200_HPLPF2_1, WM2200_LHPF2_ENA_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA_E("DSP1", WM2200_DSP1_CONTROL_30, WM2200_DSP1_SYS_ENA_SHIFT, - 0, NULL, 0, NULL, 0), + 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, NULL, 0), + 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), diff --git a/sound/soc/codecs/wmfw.h b/sound/soc/codecs/wmfw.h new file mode 100644 index 0000000..ef37316 --- /dev/null +++ b/sound/soc/codecs/wmfw.h @@ -0,0 +1,56 @@ +/* + * wmfw.h - Wolfson firmware format information + * + * Copyright 2012 Wolfson Microelectronics plc + * + * Author: Mark Brown + * + * 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. + */ + +#ifndef __WMFW_H +#define __WMFW_H + +#include + +struct wmfw_header { + char magic[4]; + __le32 len; + __le16 rev; + u8 core; + u8 ver; +} __packed; + +struct wmfw_footer { + __le64 timestamp; + __le32 checksum; +} __packed; + +struct wmfw_adsp1_sizes { + __le32 dm; + __le32 pm; + __le32 zm; +} __packed; + +struct wmfw_region { + union { + __be32 type; + __le32 offset; + }; + __le32 len; + u8 data[]; +} __packed; + +#define WMFW_ADSP1 1 + +#define WMFW_ABSOLUTE 0xf0 +#define WMFW_NAME_TEXT 0xfe +#define WMFW_INFO_TEXT 0xff + +#define WMFW_ADSP1_PM 2 +#define WMFW_ADSP1_DM 3 +#define WMFW_ADSP1_ZM 4 + +#endif -- cgit v1.1 From 6e87badd3f38e1a095d6e1b13828246c3e8486b5 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Fri, 5 Oct 2012 19:43:18 +0100 Subject: ASoC: wm2200: Provide initial coefficient loading Allow a coefficient set provided using the Wolfson callibration tools to be provided along with the firmware files. Currently only coefficient files which configure absolute register addresses are supported. Signed-off-by: Mark Brown --- sound/soc/codecs/wm2200.c | 194 ++++++++++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/wmfw.h | 43 ++++++++++ 2 files changed, 237 insertions(+) (limited to 'sound') diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index e3f549b..06d4e61 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -1150,6 +1150,192 @@ out: 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) @@ -1164,6 +1350,14 @@ static int wm2200_dsp_ev(struct snd_soc_dapm_widget *w, 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, diff --git a/sound/soc/codecs/wmfw.h b/sound/soc/codecs/wmfw.h index ef37316..5791f8e 100644 --- a/sound/soc/codecs/wmfw.h +++ b/sound/soc/codecs/wmfw.h @@ -43,6 +43,49 @@ struct wmfw_region { u8 data[]; } __packed; +struct wmfw_id_hdr { + __be32 core_id; + __be32 core_rev; + __be32 id; + __be32 ver; +} __packed; + +struct wmfw_adsp1_id_hdr { + struct wmfw_id_hdr fw; + __be32 zm; + __be32 dm; + __be32 algs; +} __packed; + +struct wmfw_alg_hdr { + __be32 id; + __be32 ver; +} __packed; + +struct wmfw_adsp1_alg_hdr { + struct wmfw_alg_hdr alg; + __be32 zm; + __be32 dm; +} __packed; + +struct wmfw_coeff_hdr { + u8 magic[4]; + __le32 len; + __le32 ver; + u8 data[]; +} __packed; + +struct wmfw_coeff_item { + union { + __be32 type; + __le32 offset; + }; + __le32 id; + __le32 ver; + __le32 sr; + __le32 len; + u8 data[]; +} __packed; #define WMFW_ADSP1 1 #define WMFW_ABSOLUTE 0xf0 -- cgit v1.1 From 2159ad936b7e7a8b26c99cf5b4476cfbb8c13e22 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Thu, 11 Oct 2012 11:54:02 +0900 Subject: ASoC: adsp: Add ADSP base support Many current Wolfson devices feature DSPs based around an architecture known as ADSP. Since there is a lot of commonality in the system integration of these devices a common library will be used to provide support for them. This version provides equivalent support for ADSP1 to that currently included in the WM2200 driver. Signed-off-by: Mark Brown --- sound/soc/codecs/Kconfig | 5 + sound/soc/codecs/Makefile | 2 + sound/soc/codecs/wm_adsp.c | 571 +++++++++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/wm_adsp.h | 54 +++++ sound/soc/codecs/wmfw.h | 29 +++ 5 files changed, 661 insertions(+) create mode 100644 sound/soc/codecs/wm_adsp.c create mode 100644 sound/soc/codecs/wm_adsp.h (limited to 'sound') diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index b92759a..f866e18 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -146,6 +146,11 @@ config SND_SOC_WM_HUBS default y if SND_SOC_WM8993=y || SND_SOC_WM8994=y default m if SND_SOC_WM8993=m || SND_SOC_WM8994=m +config SND_SOC_WM_ADSP + tristate + default y if SND_SOC_WM2200=y + default m if SND_SOC_WM2200=m + config SND_SOC_AB8500_CODEC tristate diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 9bd4d95..61633d5 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -62,6 +62,7 @@ snd-soc-twl6040-objs := twl6040.o snd-soc-uda134x-objs := uda134x.o snd-soc-uda1380-objs := uda1380.o snd-soc-wl1273-objs := wl1273.o +snd-soc-wm-adsp-objs := wm_adsp.o snd-soc-wm0010-objs := wm0010.o snd-soc-wm1250-ev1-objs := wm1250-ev1.o snd-soc-wm2000-objs := wm2000.o @@ -229,6 +230,7 @@ obj-$(CONFIG_SND_SOC_WM9090) += snd-soc-wm9090.o obj-$(CONFIG_SND_SOC_WM9705) += snd-soc-wm9705.o obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-wm9712.o obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o +obj-$(CONFIG_SND_SOC_WM_ADSP) += snd-soc-wm-adsp.o obj-$(CONFIG_SND_SOC_WM_HUBS) += snd-soc-wm-hubs.o # Amp diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c new file mode 100644 index 0000000..c72d3fa --- /dev/null +++ b/sound/soc/codecs/wm_adsp.c @@ -0,0 +1,571 @@ +/* + * wm_adsp.c -- Wolfson ADSP support + * + * Copyright 2012 Wolfson Microelectronics plc + * + * Author: Mark Brown + * + * 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#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_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 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]; + int ret; + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + 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_SYS_ENA | ADSP2_START, 0); + 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_START, 0); + break; + + default: + break; + } + + return 0; +err: + regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, + ADSP2_SYS_ENA | ADSP2_START, 0); + return ret; +} +EXPORT_SYMBOL_GPL(wm_adsp2_event); diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h new file mode 100644 index 0000000..b303b1f --- /dev/null +++ b/sound/soc/codecs/wm_adsp.h @@ -0,0 +1,54 @@ +/* + * wm_adsp.h -- Wolfson ADSP support + * + * Copyright 2012 Wolfson Microelectronics plc + * + * Author: Mark Brown + * + * 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. + */ + +#ifndef __WM_ADSP_H +#define __WM_ADSP_H + +#include +#include + +#include "wmfw.h" + +struct wm_adsp_region { + int type; + unsigned int base; +}; + +struct wm_adsp { + const char *part; + int num; + int type; + struct device *dev; + struct regmap *regmap; + + int base; + + const struct wm_adsp_region *mem; + int num_mems; +}; + +#define WM_ADSP1(wname, num) \ + { .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, \ + .shift = num, .event = wm_adsp1_event, \ + .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD } + +#define WM_ADSP2(wname, num) \ +{ .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, \ + .shift = num, .event = wm_adsp2_event, \ + .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD } + +int wm_adsp1_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event); +int wm_adsp2_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event); + +#endif diff --git a/sound/soc/codecs/wmfw.h b/sound/soc/codecs/wmfw.h index 5791f8e..5632ded 100644 --- a/sound/soc/codecs/wmfw.h +++ b/sound/soc/codecs/wmfw.h @@ -34,6 +34,13 @@ struct wmfw_adsp1_sizes { __le32 zm; } __packed; +struct wmfw_adsp2_sizes { + __le32 xm; + __le32 ym; + __le32 pm; + __le32 zm; +} __packed; + struct wmfw_region { union { __be32 type; @@ -57,6 +64,14 @@ struct wmfw_adsp1_id_hdr { __be32 algs; } __packed; +struct wmfw_adsp2_id_hdr { + struct wmfw_id_hdr fw; + __be32 zm; + __be32 xm; + __be32 ym; + __be32 algs; +} __packed; + struct wmfw_alg_hdr { __be32 id; __be32 ver; @@ -68,6 +83,13 @@ struct wmfw_adsp1_alg_hdr { __be32 dm; } __packed; +struct wmfw_adsp2_alg_hdr { + struct wmfw_alg_hdr alg; + __be32 zm; + __be32 xm; + __be32 ym; +} __packed; + struct wmfw_coeff_hdr { u8 magic[4]; __le32 len; @@ -86,7 +108,9 @@ struct wmfw_coeff_item { __le32 len; u8 data[]; } __packed; + #define WMFW_ADSP1 1 +#define WMFW_ADSP2 2 #define WMFW_ABSOLUTE 0xf0 #define WMFW_NAME_TEXT 0xfe @@ -96,4 +120,9 @@ struct wmfw_coeff_item { #define WMFW_ADSP1_DM 3 #define WMFW_ADSP1_ZM 4 +#define WMFW_ADSP2_PM 2 +#define WMFW_ADSP2_ZM 4 +#define WMFW_ADSP2_XM 5 +#define WMFW_ADSP2_YM 6 + #endif -- cgit v1.1 From 973838a030d2a91fbd524c95281991510ed0a865 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 28 Nov 2012 17:20:32 +0000 Subject: ASoC: wm_adsp: Enable DVFS for ADSP2 Some ADSP devices can make use of DVFS to optimise power consumption depending on the operating frequency of the DSP core. Implement support for this in the generic ADSP code. Signed-off-by: Mark Brown --- sound/soc/codecs/wm_adsp.c | 97 +++++++++++++++++++++++++++++++++++++++++++++- sound/soc/codecs/wm_adsp.h | 5 +++ 2 files changed, 100 insertions(+), 2 deletions(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index c72d3fa..a41742d 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -102,8 +103,9 @@ #define ADSP1_START_SHIFT 0 /* DSP1_START */ #define ADSP1_START_WIDTH 1 /* DSP1_START */ -#define ADSP2_CONTROL 0 -#define ADSP2_STATUS1 4 +#define ADSP2_CONTROL 0 +#define ADSP2_CLOCKING 1 +#define ADSP2_STATUS1 4 /* * ADSP2 Control @@ -127,6 +129,13 @@ #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 @@ -530,10 +539,41 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, 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; @@ -556,6 +596,21 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, case SND_SOC_DAPM_PRE_PMD: regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, ADSP2_SYS_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: @@ -569,3 +624,41 @@ err: 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); diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h index b303b1f..ffd29a4 100644 --- a/sound/soc/codecs/wm_adsp.h +++ b/sound/soc/codecs/wm_adsp.h @@ -18,6 +18,8 @@ #include "wmfw.h" +struct regulator; + struct wm_adsp_region { int type; unsigned int base; @@ -34,6 +36,8 @@ struct wm_adsp { const struct wm_adsp_region *mem; int num_mems; + + struct regulator *dvfs; }; #define WM_ADSP1(wname, num) \ @@ -46,6 +50,7 @@ struct wm_adsp { .shift = num, .event = wm_adsp2_event, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD } +int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs); int wm_adsp1_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); int wm_adsp2_event(struct snd_soc_dapm_widget *w, -- cgit v1.1 From a7f9be7ec5503166164ee4a037d6d497964ccdb6 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 28 Nov 2012 19:53:59 +0000 Subject: ASoC: wm_adsp: Set the core enable as well as start bit for ADSP2 Signed-off-by: Mark Brown --- sound/soc/codecs/wm_adsp.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index a41742d..c0b7f9d 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -588,14 +588,16 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, ret = regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, - ADSP2_SYS_ENA | ADSP2_START, 0); + 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_START, 0); + ADSP2_SYS_ENA | ADSP2_CORE_ENA | + ADSP2_START, 0); if (dsp->dvfs) { ret = regulator_set_voltage(dsp->dvfs, 1200000, @@ -620,7 +622,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, return 0; err: regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL, - ADSP2_SYS_ENA | ADSP2_START, 0); + ADSP2_SYS_ENA | ADSP2_CORE_ENA | ADSP2_START, 0); return ret; } EXPORT_SYMBOL_GPL(wm_adsp2_event); -- cgit v1.1 From 25c6fdb040e3b6057ff147e801343e60937594cb Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Thu, 29 Nov 2012 15:16:10 +0000 Subject: ASoC: arizona: Add parentheses Some compiler versions complain. Reported-by: Dan Carpenter Signed-off-by: Mark Brown --- sound/soc/codecs/wm_adsp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index c0b7f9d..7fdb68e 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -553,7 +553,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, return ret; } - if (val & ADSP2_CLK_SEL_MASK >= 3) { + if ((val & ADSP2_CLK_SEL_MASK) >= 3) { ret = regulator_enable(dsp->dvfs); if (ret != 0) { dev_err(dsp->dev, -- cgit v1.1