From 324752632a2017cc2e2464d110445328ad2a987c Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 19 Nov 2013 01:06:15 -0800 Subject: ASoC: rcar: rename GEN2_SRU to GEN2_SCU Gen2 has SCU. SRU is for Gen1 Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown --- include/sound/rcar_snd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/sound') diff --git a/include/sound/rcar_snd.h b/include/sound/rcar_snd.h index 12afab18945d..a818ff76b138 100644 --- a/include/sound/rcar_snd.h +++ b/include/sound/rcar_snd.h @@ -18,7 +18,7 @@ #define RSND_GEN1_ADG 1 #define RSND_GEN1_SSI 2 -#define RSND_GEN2_SRU 0 +#define RSND_GEN2_SCU 0 #define RSND_GEN2_ADG 1 #define RSND_GEN2_SSIU 2 #define RSND_GEN2_SSI 3 -- cgit v1.2.3 From 8778ac6be25abf0496fc614a3e77ad2ff8300353 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 21 Nov 2013 15:55:06 +0100 Subject: ASoC: Fix build without CONFIG_GPIOLIB snd_soc_jack_gpio stuff is currently enabled for CONFIG_GPIOLIB explicitly with ifdef, and this causes build errors on some drivers such as: sound/soc/omap/rx51.c:220:33: error: array type has incomplete element type Remove ifdef and provide dummy functions for CONFIG_GPIOLIB=n case instead. Signed-off-by: Takashi Iwai Signed-off-by: Mark Brown --- include/sound/soc.h | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) (limited to 'include/sound') diff --git a/include/sound/soc.h b/include/sound/soc.h index 1f741cb24f33..f7e1fac51bba 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -334,9 +334,7 @@ struct snd_soc_jack_pin; #include #include -#ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio; -#endif typedef int (*hw_write_t)(void *,const char* ,int); @@ -446,6 +444,17 @@ int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); +#else +static inline int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, + struct snd_soc_jack_gpio *gpios) +{ + return 0; +} + +static inline void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, + struct snd_soc_jack_gpio *gpios) +{ +} #endif /* codec register bit access */ @@ -580,7 +589,6 @@ struct snd_soc_jack_zone { * to provide more complex checks (eg, reading an * ADC). */ -#ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio { unsigned int gpio; const char *name; @@ -594,7 +602,6 @@ struct snd_soc_jack_gpio { int (*jack_status_check)(void); }; -#endif struct snd_soc_jack { struct mutex mutex; -- cgit v1.2.3 From a3d36bc2aba531328f7311ef57dec7687283ec57 Mon Sep 17 00:00:00 2001 From: Brian Austin Date: Wed, 13 Nov 2013 16:05:40 -0600 Subject: ASoC: cs42l52: Reorganize MICA/B Config and Select This patch reworks the MICA an MICB config for single-ended or differential and the selection of which MIC for the single config Signed-off-by: Brian Austin Signed-off-by: Mark Brown --- include/sound/cs42l52.h | 6 ------ sound/soc/codecs/cs42l52.c | 25 ++++--------------------- 2 files changed, 4 insertions(+), 27 deletions(-) (limited to 'include/sound') diff --git a/include/sound/cs42l52.h b/include/sound/cs42l52.h index 7c2be4a51894..daa91f327e4f 100644 --- a/include/sound/cs42l52.h +++ b/include/sound/cs42l52.h @@ -22,12 +22,6 @@ struct cs42l52_platform_data { /* MICB mode selection 0=Single 1=Differential */ unsigned int micb_cfg; - /* MICA Select 0=MIC1A 1=MIC2A */ - unsigned int mica_sel; - - /* MICB Select 0=MIC2A 1=MIC2B */ - unsigned int micb_sel; - /* Charge Pump Freq. Check datasheet Pg73 */ unsigned int chgfreq; diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c index 19ee10b6d6ca..18010639d0c5 100644 --- a/sound/soc/codecs/cs42l52.c +++ b/sound/soc/codecs/cs42l52.c @@ -233,7 +233,7 @@ static const struct soc_enum mic_bias_level_enum = SOC_ENUM_SINGLE(CS42L52_IFACE_CTL2, 0, ARRAY_SIZE(mic_bias_level_text), mic_bias_level_text); -static const char * const cs42l52_mic_text[] = { "Single", "Differential" }; +static const char * const cs42l52_mic_text[] = { "MIC1", "MIC2" }; static const struct soc_enum mica_enum = SOC_ENUM_SINGLE(CS42L52_MICA_CTL, 5, @@ -243,12 +243,6 @@ static const struct soc_enum micb_enum = SOC_ENUM_SINGLE(CS42L52_MICB_CTL, 5, ARRAY_SIZE(cs42l52_mic_text), cs42l52_mic_text); -static const struct snd_kcontrol_new mica_mux = - SOC_DAPM_ENUM("Left Mic Input Capture Mux", mica_enum); - -static const struct snd_kcontrol_new micb_mux = - SOC_DAPM_ENUM("Right Mic Input Capture Mux", micb_enum); - static const char * const digital_output_mux_text[] = {"ADC", "DSP"}; static const struct soc_enum digital_output_mux_enum = @@ -425,6 +419,9 @@ static const struct snd_kcontrol_new cs42l52_snd_controls[] = { SOC_DOUBLE("Bypass Mute", CS42L52_MISC_CTL, 4, 5, 1, 0), + SOC_ENUM("MICA Select", mica_enum), + SOC_ENUM("MICB Select", micb_enum), + SOC_DOUBLE_R_TLV("MIC Gain Volume", CS42L52_MICA_CTL, CS42L52_MICB_CTL, 0, 0x10, 0, mic_tlv), @@ -550,9 +547,6 @@ static const struct snd_soc_dapm_widget cs42l52_dapm_widgets[] = { SND_SOC_DAPM_AIF_OUT("AIFOUTR", NULL, 0, SND_SOC_NOPM, 0, 0), - SND_SOC_DAPM_MUX("MICA Mux", SND_SOC_NOPM, 0, 0, &mica_mux), - SND_SOC_DAPM_MUX("MICB Mux", SND_SOC_NOPM, 0, 0, &micb_mux), - SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L52_PWRCTL1, 1, 1), SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L52_PWRCTL1, 2, 1), SND_SOC_DAPM_PGA("PGA Left", CS42L52_PWRCTL1, 3, 1, NULL, 0), @@ -1239,17 +1233,6 @@ static int cs42l52_i2c_probe(struct i2c_client *i2c_client, cs42l52->pdata.micb_cfg << CS42L52_MIC_CTL_TYPE_SHIFT); - if (cs42l52->pdata.mica_sel) - regmap_update_bits(cs42l52->regmap, CS42L52_MICA_CTL, - CS42L52_MIC_CTL_MIC_SEL_MASK, - cs42l52->pdata.mica_sel << - CS42L52_MIC_CTL_MIC_SEL_SHIFT); - if (cs42l52->pdata.micb_sel) - regmap_update_bits(cs42l52->regmap, CS42L52_MICB_CTL, - CS42L52_MIC_CTL_MIC_SEL_MASK, - cs42l52->pdata.micb_sel << - CS42L52_MIC_CTL_MIC_SEL_SHIFT); - if (cs42l52->pdata.chgfreq) regmap_update_bits(cs42l52->regmap, CS42L52_CHARGE_PUMP, CS42L52_CHARGE_PUMP_MASK, -- cgit v1.2.3 From 44b2ed54036ecec36ad27adf356f0274a72e5f05 Mon Sep 17 00:00:00 2001 From: Brian Austin Date: Thu, 14 Nov 2013 11:46:11 -0600 Subject: ASoC: cs42l52: Make MICA/B mixer dependent on mic config MICA/B Single-Ended input selection depends on mica/b config so lets make the mixer controls for them only show for selected mic's Signed-off-by: Brian Austin Signed-off-by: Mark Brown --- include/sound/cs42l52.h | 8 ++++---- sound/soc/codecs/cs42l52.c | 37 ++++++++++++++++++++++++++++++------- 2 files changed, 34 insertions(+), 11 deletions(-) (limited to 'include/sound') diff --git a/include/sound/cs42l52.h b/include/sound/cs42l52.h index daa91f327e4f..bbabf84bdb44 100644 --- a/include/sound/cs42l52.h +++ b/include/sound/cs42l52.h @@ -16,11 +16,11 @@ struct cs42l52_platform_data { /* MICBIAS Level. Check datasheet Pg48 */ unsigned int micbias_lvl; - /* MICA mode selection 0=Single 1=Differential */ - unsigned int mica_cfg; + /* MICA mode selection Differential or Single-ended */ + bool mica_diff_cfg; - /* MICB mode selection 0=Single 1=Differential */ - unsigned int micb_cfg; + /* MICB mode selection Differential or Single-ended */ + bool micb_diff_cfg; /* Charge Pump Freq. Check datasheet Pg73 */ unsigned int chgfreq; diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c index 18010639d0c5..78d2dd669e89 100644 --- a/sound/soc/codecs/cs42l52.c +++ b/sound/soc/codecs/cs42l52.c @@ -419,9 +419,6 @@ static const struct snd_kcontrol_new cs42l52_snd_controls[] = { SOC_DOUBLE("Bypass Mute", CS42L52_MISC_CTL, 4, 5, 1, 0), - SOC_ENUM("MICA Select", mica_enum), - SOC_ENUM("MICB Select", micb_enum), - SOC_DOUBLE_R_TLV("MIC Gain Volume", CS42L52_MICA_CTL, CS42L52_MICB_CTL, 0, 0x10, 0, mic_tlv), @@ -528,6 +525,30 @@ static const struct snd_kcontrol_new cs42l52_snd_controls[] = { }; +static const struct snd_kcontrol_new cs42l52_mica_controls[] = { + SOC_ENUM("MICA Select", mica_enum), +}; + +static const struct snd_kcontrol_new cs42l52_micb_controls[] = { + SOC_ENUM("MICB Select", micb_enum), +}; + +static int cs42l52_add_mic_controls(struct snd_soc_codec *codec) +{ + struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); + struct cs42l52_platform_data *pdata = &cs42l52->pdata; + + if (!pdata->mica_diff_cfg) + snd_soc_add_codec_controls(codec, cs42l52_mica_controls, + ARRAY_SIZE(cs42l52_mica_controls)); + + if (!pdata->micb_diff_cfg) + snd_soc_add_codec_controls(codec, cs42l52_micb_controls, + ARRAY_SIZE(cs42l52_micb_controls)); + + return 0; +} + static const struct snd_soc_dapm_widget cs42l52_dapm_widgets[] = { SND_SOC_DAPM_INPUT("AIN1L"), @@ -1104,6 +1125,8 @@ static int cs42l52_probe(struct snd_soc_codec *codec) } regcache_cache_only(cs42l52->regmap, true); + cs42l52_add_mic_controls(codec); + cs42l52_init_beep(codec); cs42l52_set_bias_level(codec, SND_SOC_BIAS_STANDBY); @@ -1221,16 +1244,16 @@ static int cs42l52_i2c_probe(struct i2c_client *i2c_client, reg & 0xFF); /* Set Platform Data */ - if (cs42l52->pdata.mica_cfg) + if (cs42l52->pdata.mica_diff_cfg) regmap_update_bits(cs42l52->regmap, CS42L52_MICA_CTL, CS42L52_MIC_CTL_TYPE_MASK, - cs42l52->pdata.mica_cfg << + cs42l52->pdata.mica_diff_cfg << CS42L52_MIC_CTL_TYPE_SHIFT); - if (cs42l52->pdata.micb_cfg) + if (cs42l52->pdata.micb_diff_cfg) regmap_update_bits(cs42l52->regmap, CS42L52_MICB_CTL, CS42L52_MIC_CTL_TYPE_MASK, - cs42l52->pdata.micb_cfg << + cs42l52->pdata.micb_diff_cfg << CS42L52_MIC_CTL_TYPE_SHIFT); if (cs42l52->pdata.chgfreq) -- cgit v1.2.3 From e1771bcf99b0dc91f4ba645c1740fd5031702f49 Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Tue, 10 Dec 2013 12:35:25 -0700 Subject: ASoC: SPEAr: remove custom DMA alloc compat function spear_pcm_request_chan() is almost identical to dmaengine_pcm_compat_request_channel(), with the exception that the latter: a) Assumes that the DAI DMA data is a struct snd_dmaengine_dai_dma_data pointer rather than some custom type. b) dma_data->filter_data rather than dma_data should be passed to snd_dmaengine_pcm_request_channel() as the filter data. Make minor changes to the SPEAr DAI drivers so that those two conditions are met. This allows removal of the custom .compat_request_channel(). Signed-off-by: Stephen Warren Signed-off-by: Mark Brown --- include/sound/spear_dma.h | 1 - sound/soc/spear/spdif_in.c | 10 +++++++--- sound/soc/spear/spdif_out.c | 10 +++++++--- sound/soc/spear/spear_pcm.c | 21 +++++++-------------- sound/soc/spear/spear_pcm.h | 4 +++- 5 files changed, 24 insertions(+), 22 deletions(-) (limited to 'include/sound') diff --git a/include/sound/spear_dma.h b/include/sound/spear_dma.h index 1b365bfdfb37..65aca51fe255 100644 --- a/include/sound/spear_dma.h +++ b/include/sound/spear_dma.h @@ -29,7 +29,6 @@ struct spear_dma_data { dma_addr_t addr; u32 max_burst; enum dma_slave_buswidth addr_width; - bool (*filter)(struct dma_chan *chan, void *slave); }; #endif /* SPEAR_DMA_H */ diff --git a/sound/soc/spear/spdif_in.c b/sound/soc/spear/spdif_in.c index 4627110f3441..4ab442a63d7e 100644 --- a/sound/soc/spear/spdif_in.c +++ b/sound/soc/spear/spdif_in.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -38,6 +39,8 @@ struct spdif_in_dev { struct device *dev; void (*reset_perip)(void); int irq; + struct snd_dmaengine_dai_dma_data dma_params_rx; + struct snd_dmaengine_pcm_config config; }; static void spdif_in_configure(struct spdif_in_dev *host) @@ -54,7 +57,8 @@ static int spdif_in_dai_probe(struct snd_soc_dai *dai) { struct spdif_in_dev *host = snd_soc_dai_get_drvdata(dai); - dai->capture_dma_data = &host->dma_params; + host->dma_params_rx.filter_data = &host->dma_params; + dai->capture_dma_data = &host->dma_params_rx; return 0; } @@ -245,7 +249,6 @@ static int spdif_in_probe(struct platform_device *pdev) host->dma_params.addr = res_fifo->start; host->dma_params.max_burst = 16; host->dma_params.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - host->dma_params.filter = pdata->filter; host->reset_perip = pdata->reset_perip; host->dev = &pdev->dev; @@ -263,7 +266,8 @@ static int spdif_in_probe(struct platform_device *pdev) if (ret) return ret; - return devm_spear_pcm_platform_register(&pdev->dev); + return devm_spear_pcm_platform_register(&pdev->dev, &host->config, + pdata->filter); } static struct platform_driver spdif_in_driver = { diff --git a/sound/soc/spear/spdif_out.c b/sound/soc/spear/spdif_out.c index 731a1e0cfeaa..fe99f461aff0 100644 --- a/sound/soc/spear/spdif_out.c +++ b/sound/soc/spear/spdif_out.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -36,6 +37,8 @@ struct spdif_out_dev { struct spdif_out_params saved_params; u32 running; void __iomem *io_base; + struct snd_dmaengine_dai_dma_data dma_params_tx; + struct snd_dmaengine_pcm_config config; }; static void spdif_out_configure(struct spdif_out_dev *host) @@ -245,7 +248,8 @@ static int spdif_soc_dai_probe(struct snd_soc_dai *dai) { struct spdif_out_dev *host = snd_soc_dai_get_drvdata(dai); - dai->playback_dma_data = &host->dma_params; + host->dma_params_tx.filter_data = &host->dma_params; + dai->playback_dma_data = &host->dma_params_tx; return snd_soc_add_dai_controls(dai, spdif_out_controls, ARRAY_SIZE(spdif_out_controls)); @@ -304,7 +308,6 @@ static int spdif_out_probe(struct platform_device *pdev) host->dma_params.addr = res->start + SPDIF_OUT_FIFO_DATA; host->dma_params.max_burst = 16; host->dma_params.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - host->dma_params.filter = pdata->filter; dev_set_drvdata(&pdev->dev, host); @@ -313,7 +316,8 @@ static int spdif_out_probe(struct platform_device *pdev) if (ret) return ret; - return devm_spear_pcm_platform_register(&pdev->dev); + return devm_spear_pcm_platform_register(&pdev->dev, &host->config, + pdata->filter); } #ifdef CONFIG_PM diff --git a/sound/soc/spear/spear_pcm.c b/sound/soc/spear/spear_pcm.c index f288724961da..0e5a8f35d0ad 100644 --- a/sound/soc/spear/spear_pcm.c +++ b/sound/soc/spear/spear_pcm.c @@ -32,26 +32,19 @@ static const struct snd_pcm_hardware spear_pcm_hardware = { .fifo_size = 0, /* fifo size in bytes */ }; -static struct dma_chan *spear_pcm_request_chan(struct snd_soc_pcm_runtime *rtd, - struct snd_pcm_substream *substream) -{ - struct spear_dma_data *dma_data; - - dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); - - return snd_dmaengine_pcm_request_channel(dma_data->filter, dma_data); -} - static const struct snd_dmaengine_pcm_config spear_dmaengine_pcm_config = { .pcm_hardware = &spear_pcm_hardware, - .compat_request_channel = spear_pcm_request_chan, .prealloc_buffer_size = 16 * 1024, }; -int devm_spear_pcm_platform_register(struct device *dev) +int devm_spear_pcm_platform_register(struct device *dev, + struct snd_dmaengine_pcm_config *config, + bool (*filter)(struct dma_chan *chan, void *slave)) { - return devm_snd_dmaengine_pcm_register(dev, - &spear_dmaengine_pcm_config, + *config = spear_dmaengine_pcm_config; + config->compat_filter_fn = filter; + + return snd_dmaengine_pcm_register(dev, config, SND_DMAENGINE_PCM_FLAG_NO_DT | SND_DMAENGINE_PCM_FLAG_COMPAT); } diff --git a/sound/soc/spear/spear_pcm.h b/sound/soc/spear/spear_pcm.h index 631e2aa1fb33..9b0ca62d6f02 100644 --- a/sound/soc/spear/spear_pcm.h +++ b/sound/soc/spear/spear_pcm.h @@ -17,6 +17,8 @@ #ifndef __SPEAR_PCM_H__ #define __SPEAR_PCM_H__ -int devm_spear_pcm_platform_register(struct device *dev); +int devm_spear_pcm_platform_register(struct device *dev, + struct snd_dmaengine_pcm_config *config, + bool (*filter)(struct dma_chan *chan, void *slave)); #endif -- cgit v1.2.3 From 8c5178fca4ce5a57711ea14b807648e19b105d0e Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 24 Dec 2013 12:24:28 +0000 Subject: ALSA: Add params_width() helpers Add helpers for obtaining the width of a format directly from params since this is expected to become a common operation in ASoC. Signed-off-by: Mark Brown Reviewed-by: Takashi Iwai --- include/sound/pcm_params.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'include/sound') diff --git a/include/sound/pcm_params.h b/include/sound/pcm_params.h index 37ae12e0ab06..6b1c78f05fab 100644 --- a/include/sound/pcm_params.h +++ b/include/sound/pcm_params.h @@ -354,4 +354,16 @@ params_period_bytes(const struct snd_pcm_hw_params *p) params_channels(p)) / 8; } +static inline int +params_width(const struct snd_pcm_hw_params *p) +{ + return snd_pcm_format_width(params_format(p)); +} + +static inline int +params_physical_width(const struct snd_pcm_hw_params *p) +{ + return snd_pcm_format_physical_width(params_format(p)); +} + #endif /* __SOUND_PCM_PARAMS_H */ -- cgit v1.2.3 From ef749400434cefd14fe02fe3de9e9f0125b2256d Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Thu, 19 Dec 2013 19:28:51 -0800 Subject: ASoC: rsnd: add SRC (Sampling Rate Converter) support This patch adds SRC support to Renesas sound driver. SRC converts sampling rate between codec <-> cpu. It needs special codec chip, or very simple DA/AD converter to use it. This patch was tested via ak4554 codec, and supports Gen1 only at this point. Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown --- include/sound/rcar_snd.h | 1 + sound/soc/sh/rcar/adg.c | 73 +++++++++++++++++++++++ sound/soc/sh/rcar/gen.c | 10 ++++ sound/soc/sh/rcar/rsnd.h | 18 ++++++ sound/soc/sh/rcar/scu.c | 152 ++++++++++++++++++++++++++++++++++++++++++++--- sound/soc/sh/rcar/ssi.c | 2 +- 6 files changed, 248 insertions(+), 8 deletions(-) (limited to 'include/sound') diff --git a/include/sound/rcar_snd.h b/include/sound/rcar_snd.h index a818ff76b138..e147498abe50 100644 --- a/include/sound/rcar_snd.h +++ b/include/sound/rcar_snd.h @@ -58,6 +58,7 @@ struct rsnd_ssi_platform_info { struct rsnd_scu_platform_info { u32 flags; + u32 convert_rate; /* sampling rate convert */ }; /* diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c index 2e71a7bda4c2..a53235c4d1b0 100644 --- a/sound/soc/sh/rcar/adg.c +++ b/sound/soc/sh/rcar/adg.c @@ -30,6 +30,79 @@ struct rsnd_adg { i++, (pos) = adg->clk[i]) #define rsnd_priv_to_adg(priv) ((struct rsnd_adg *)(priv)->adg) +static int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv, + struct rsnd_mod *mod, + unsigned int src_rate, + unsigned int dst_rate) +{ + struct rsnd_adg *adg = rsnd_priv_to_adg(priv); + struct device *dev = rsnd_priv_to_dev(priv); + int idx, sel, div, shift; + u32 mask, val; + int id = rsnd_mod_id(mod); + unsigned int sel_rate [] = { + clk_get_rate(adg->clk[CLKA]), /* 000: CLKA */ + clk_get_rate(adg->clk[CLKB]), /* 001: CLKB */ + clk_get_rate(adg->clk[CLKC]), /* 010: CLKC */ + 0, /* 011: MLBCLK (not used) */ + adg->rbga_rate_for_441khz_div_6,/* 100: RBGA */ + adg->rbgb_rate_for_48khz_div_6, /* 101: RBGB */ + }; + + /* find div (= 1/128, 1/256, 1/512, 1/1024, 1/2048 */ + for (sel = 0; sel < ARRAY_SIZE(sel_rate); sel++) { + for (div = 128, idx = 0; + div <= 2048; + div *= 2, idx++) { + if (src_rate == sel_rate[sel] / div) { + val = (idx << 4) | sel; + goto find_rate; + } + } + } + dev_err(dev, "can't find convert src clk\n"); + return -EINVAL; + +find_rate: + shift = (id % 4) * 8; + mask = 0xFF << shift; + val = val << shift; + + dev_dbg(dev, "adg convert src clk = %02x\n", val); + + switch (id / 4) { + case 0: + rsnd_mod_bset(mod, AUDIO_CLK_SEL3, mask, val); + break; + case 1: + rsnd_mod_bset(mod, AUDIO_CLK_SEL4, mask, val); + break; + case 2: + rsnd_mod_bset(mod, AUDIO_CLK_SEL5, mask, val); + break; + } + + /* + * Gen1 doesn't need dst_rate settings, + * since it uses SSI WS pin. + * see also rsnd_src_set_route_if_gen1() + */ + + return 0; +} + +int rsnd_adg_set_convert_clk(struct rsnd_priv *priv, + struct rsnd_mod *mod, + unsigned int src_rate, + unsigned int dst_rate) +{ + if (rsnd_is_gen1(priv)) + return rsnd_adg_set_convert_clk_gen1(priv, mod, + src_rate, dst_rate); + + return -EINVAL; +} + static void rsnd_adg_set_ssi_clk(struct rsnd_mod *mod, u32 val) { int id = rsnd_mod_id(mod); diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index 862758d3ec06..add088bd4b2a 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -318,13 +318,23 @@ static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen) RSND_GEN1_S_REG(gen, SRU, SSI_MODE0, 0xD0), RSND_GEN1_S_REG(gen, SRU, SSI_MODE1, 0xD4), RSND_GEN1_M_REG(gen, SRU, BUSIF_MODE, 0x20, 0x4), + RSND_GEN1_M_REG(gen, SRU, SRC_ROUTE_MODE0,0x50, 0x8), + RSND_GEN1_M_REG(gen, SRU, SRC_SWRSR, 0x200, 0x40), + RSND_GEN1_M_REG(gen, SRU, SRC_SRCIR, 0x204, 0x40), RSND_GEN1_M_REG(gen, SRU, SRC_ADINR, 0x214, 0x40), + RSND_GEN1_M_REG(gen, SRU, SRC_IFSCR, 0x21c, 0x40), + RSND_GEN1_M_REG(gen, SRU, SRC_IFSVR, 0x220, 0x40), + RSND_GEN1_M_REG(gen, SRU, SRC_SRCCR, 0x224, 0x40), + RSND_GEN1_M_REG(gen, SRU, SRC_MNFSR, 0x228, 0x40), RSND_GEN1_S_REG(gen, ADG, BRRA, 0x00), RSND_GEN1_S_REG(gen, ADG, BRRB, 0x04), RSND_GEN1_S_REG(gen, ADG, SSICKR, 0x08), RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c), RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL3, 0x18), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL4, 0x1c), + RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL5, 0x20), RSND_GEN1_M_REG(gen, SSI, SSICR, 0x00, 0x40), RSND_GEN1_M_REG(gen, SSI, SSISR, 0x04, 0x40), diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 3774dfcfaf0f..4ca66cd899c8 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -41,7 +41,14 @@ enum rsnd_reg { RSND_REG_SSI_MODE1, RSND_REG_BUSIF_MODE, RSND_REG_INT_ENABLE, /* for Gen2 */ + RSND_REG_SRC_ROUTE_MODE0, + RSND_REG_SRC_SWRSR, + RSND_REG_SRC_SRCIR, RSND_REG_SRC_ADINR, + RSND_REG_SRC_IFSCR, + RSND_REG_SRC_IFSVR, + RSND_REG_SRC_SRCCR, + RSND_REG_SRC_MNFSR, /* ADG */ RSND_REG_BRRA, @@ -50,6 +57,9 @@ enum rsnd_reg { RSND_REG_AUDIO_CLK_SEL0, RSND_REG_AUDIO_CLK_SEL1, RSND_REG_AUDIO_CLK_SEL2, + RSND_REG_AUDIO_CLK_SEL3, /* for Gen1 */ + RSND_REG_AUDIO_CLK_SEL4, /* for Gen1 */ + RSND_REG_AUDIO_CLK_SEL5, /* for Gen1 */ /* SSI */ RSND_REG_SSICR, @@ -227,6 +237,10 @@ int rsnd_adg_probe(struct platform_device *pdev, struct rsnd_priv *priv); void rsnd_adg_remove(struct platform_device *pdev, struct rsnd_priv *priv); +int rsnd_adg_set_convert_clk(struct rsnd_priv *priv, + struct rsnd_mod *mod, + unsigned int src_rate, + unsigned int dst_rate); /* * R-Car sound priv @@ -280,6 +294,10 @@ void rsnd_scu_remove(struct platform_device *pdev, struct rsnd_priv *priv); struct rsnd_mod *rsnd_scu_mod_get(struct rsnd_priv *priv, int id); bool rsnd_scu_hpbif_is_enable(struct rsnd_mod *mod); +unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv, + struct rsnd_mod *ssi_mod, + struct snd_pcm_runtime *runtime); + #define rsnd_scu_nr(priv) ((priv)->scu_nr) /* diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c index 5f4f57206faf..1406dd8d9ed2 100644 --- a/sound/soc/sh/rcar/scu.c +++ b/sound/soc/sh/rcar/scu.c @@ -13,9 +13,13 @@ struct rsnd_scu { struct rsnd_scu_platform_info *info; /* rcar_snd.h */ struct rsnd_mod mod; + struct clk *clk; }; #define rsnd_scu_mode_flags(p) ((p)->info->flags) +#define rsnd_scu_convert_rate(p) ((p)->info->convert_rate) + +#define RSND_SCU_NAME_SIZE 16 /* * ADINR @@ -26,6 +30,15 @@ struct rsnd_scu { #define OTBL_18 (6 << 16) #define OTBL_16 (8 << 16) +/* + * image of SRC (Sampling Rate Converter) + * + * 96kHz <-> +-----+ 48kHz +-----+ 48kHz +-------+ + * 48kHz <-> | SRC | <------> | SSI | <-----> | codec | + * 44.1kHz <-> +-----+ +-----+ +-------+ + * ... + * + */ #define rsnd_mod_to_scu(_mod) \ container_of((_mod), struct rsnd_scu, mod) @@ -56,7 +69,7 @@ static int rsnd_src_set_route_if_gen1(struct rsnd_priv *priv, { 0x3, 28, }, /* 7 */ { 0x3, 30, }, /* 8 */ }; - + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); u32 mask; u32 val; int shift; @@ -86,9 +99,18 @@ static int rsnd_src_set_route_if_gen1(struct rsnd_priv *priv, */ shift = (id % 4) * 8; mask = 0x1F << shift; - if (8 == id) /* SRU8 is very special */ + + /* + * ADG is used as source clock if SRC was used, + * then, SSI WS is used as destination clock. + * SSI WS is used as source clock if SRC is not used + * (when playback, source/destination become reverse when capture) + */ + if (rsnd_scu_convert_rate(scu)) /* use ADG */ + val = 0; + else if (8 == id) /* use SSI WS, but SRU8 is special */ val = id << shift; - else + else /* use SSI WS */ val = (id + 1) << shift; switch (id / 4) { @@ -106,14 +128,45 @@ static int rsnd_src_set_route_if_gen1(struct rsnd_priv *priv, return 0; } -static int rsnd_scu_rate_ctrl(struct rsnd_priv *priv, +unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv, + struct rsnd_mod *ssi_mod, + struct snd_pcm_runtime *runtime) +{ + struct rsnd_scu *scu; + unsigned int rate; + + /* this function is assuming SSI id = SCU id here */ + scu = rsnd_mod_to_scu(rsnd_scu_mod_get(priv, rsnd_mod_id(ssi_mod))); + + /* + * return convert rate if SRC is used, + * otherwise, return runtime->rate as usual + */ + rate = rsnd_scu_convert_rate(scu); + if (!rate) + rate = runtime->rate; + + return rate; +} + +static int rsnd_scu_convert_rate_ctrl(struct rsnd_priv *priv, struct rsnd_mod *mod, struct rsnd_dai *rdai, struct rsnd_dai_stream *io) { struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); + u32 convert_rate = rsnd_scu_convert_rate(scu); u32 adinr = runtime->channels; + /* set/clear soft reset */ + rsnd_mod_write(mod, SRC_SWRSR, 0); + rsnd_mod_write(mod, SRC_SWRSR, 1); + + /* Initialize the operation of the SRC internal circuits */ + rsnd_mod_write(mod, SRC_SRCIR, 1); + + /* Set channel number and output bit length */ switch (runtime->sample_bits) { case 16: adinr |= OTBL_16; @@ -124,9 +177,42 @@ static int rsnd_scu_rate_ctrl(struct rsnd_priv *priv, default: return -EIO; } - rsnd_mod_write(mod, SRC_ADINR, adinr); + if (convert_rate) { + u32 fsrate = 0x0400000 / convert_rate * runtime->rate; + int ret; + + /* Enable the initial value of IFS */ + rsnd_mod_write(mod, SRC_IFSCR, 1); + + /* Set initial value of IFS */ + rsnd_mod_write(mod, SRC_IFSVR, fsrate); + + /* Select SRC mode (fixed value) */ + rsnd_mod_write(mod, SRC_SRCCR, 0x00010110); + + /* Set the restriction value of the FS ratio (98%) */ + rsnd_mod_write(mod, SRC_MNFSR, fsrate / 100 * 98); + + if (rsnd_is_gen1(priv)) { + /* no SRC_BFSSR settings, since SRC_SRCCR::BUFMD is 0 */ + } + + /* set convert clock */ + ret = rsnd_adg_set_convert_clk(priv, mod, + runtime->rate, + convert_rate); + if (ret < 0) + return ret; + } + + /* Cancel the initialization and operate the SRC function */ + rsnd_mod_write(mod, SRC_SRCIR, 0); + + /* use DMA transfer */ + rsnd_mod_write(mod, BUSIF_MODE, 1); + return 0; } @@ -135,6 +221,7 @@ static int rsnd_scu_transfer_start(struct rsnd_priv *priv, struct rsnd_dai *rdai, struct rsnd_dai_stream *io) { + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); int id = rsnd_mod_id(mod); u32 val; @@ -143,7 +230,28 @@ static int rsnd_scu_transfer_start(struct rsnd_priv *priv, rsnd_mod_bset(mod, SRC_ROUTE_CTRL, val, val); } - rsnd_mod_write(mod, BUSIF_MODE, 1); + if (rsnd_scu_convert_rate(scu)) + rsnd_mod_write(mod, SRC_ROUTE_MODE0, 1); + + return 0; +} + +static int rsnd_scu_transfer_stop(struct rsnd_priv *priv, + struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io) +{ + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); + int id = rsnd_mod_id(mod); + u32 mask; + + if (rsnd_is_gen1(priv)) { + mask = (1 << id); + rsnd_mod_bset(mod, SRC_ROUTE_CTRL, mask, 0); + } + + if (rsnd_scu_convert_rate(scu)) + rsnd_mod_write(mod, SRC_ROUTE_MODE0, 0); return 0; } @@ -161,6 +269,7 @@ static int rsnd_scu_start(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); struct device *dev = rsnd_priv_to_dev(priv); int ret; @@ -175,13 +284,15 @@ static int rsnd_scu_start(struct rsnd_mod *mod, return 0; } + clk_enable(scu->clk); + /* it use DMA transter */ ret = rsnd_src_set_route_if_gen1(priv, mod, rdai, io); if (ret < 0) return ret; - ret = rsnd_scu_rate_ctrl(priv, mod, rdai, io); + ret = rsnd_scu_convert_rate_ctrl(priv, mod, rdai, io); if (ret < 0) return ret; @@ -194,9 +305,27 @@ static int rsnd_scu_start(struct rsnd_mod *mod, return 0; } +static int rsnd_scu_stop(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io) +{ + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct rsnd_scu *scu = rsnd_mod_to_scu(mod); + + if (!rsnd_scu_hpbif_is_enable(mod)) + return 0; + + rsnd_scu_transfer_stop(priv, mod, rdai, io); + + clk_disable(scu->clk); + + return 0; +} + static struct rsnd_mod_ops rsnd_scu_ops = { .name = "scu", .start = rsnd_scu_start, + .stop = rsnd_scu_stop, }; struct rsnd_mod *rsnd_scu_mod_get(struct rsnd_priv *priv, int id) @@ -212,6 +341,8 @@ int rsnd_scu_probe(struct platform_device *pdev, { struct device *dev = rsnd_priv_to_dev(priv); struct rsnd_scu *scu; + struct clk *clk; + char name[RSND_SCU_NAME_SIZE]; int i, nr; /* @@ -228,9 +359,16 @@ int rsnd_scu_probe(struct platform_device *pdev, priv->scu = scu; for_each_rsnd_scu(scu, priv, i) { + snprintf(name, RSND_SCU_NAME_SIZE, "scu.%d", i); + + clk = devm_clk_get(dev, name); + if (IS_ERR(clk)) + return PTR_ERR(clk); + rsnd_mod_init(priv, &scu->mod, &rsnd_scu_ops, i); scu->info = &info->scu_info[i]; + scu->clk = clk; dev_dbg(dev, "SCU%d probed\n", i); } diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 2db9711549f5..b7cd06be9436 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -200,7 +200,7 @@ static int rsnd_ssi_master_clk_start(struct rsnd_ssi *ssi, 1, 2, 4, 8, 16, 6, 12, }; unsigned int main_rate; - unsigned int rate = runtime->rate; + unsigned int rate = rsnd_scu_get_ssi_rate(priv, &ssi->mod, runtime); /* * Find best clock, and try to start ADG -- cgit v1.2.3