diff options
author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2011-01-20 11:46:02 +0900 |
---|---|---|
committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-01-21 19:01:47 +0000 |
commit | 4d805f7b6607f6e547dc22e5d57c201e43d21c05 (patch) | |
tree | 41ce090f7f9f3f4cc76e74101a108218da447f62 /sound/soc/sh | |
parent | 0d032c19e764ad2f60292f58116f6c2a052a58ab (diff) | |
download | op-kernel-dev-4d805f7b6607f6e547dc22e5d57c201e43d21c05.zip op-kernel-dev-4d805f7b6607f6e547dc22e5d57c201e43d21c05.tar.gz |
ASoC: sh: fsi: Add snd_soc_dai_set_fmt support
This patch add snd_soc_dai_ops :: set_fmt to FSI driver and
select master/slave clock mode by snd_soc_dai_set_fmt on
fsi-xxx.c instead of platform infomation code.
This patch remove fsi_is_master function which is no longer needed.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/sh')
-rw-r--r-- | sound/soc/sh/fsi-ak4642.c | 13 | ||||
-rw-r--r-- | sound/soc/sh/fsi-da7210.c | 12 | ||||
-rw-r--r-- | sound/soc/sh/fsi-hdmi.c | 11 | ||||
-rw-r--r-- | sound/soc/sh/fsi.c | 54 |
4 files changed, 61 insertions, 29 deletions
diff --git a/sound/soc/sh/fsi-ak4642.c b/sound/soc/sh/fsi-ak4642.c index a722a4c..ce058c7 100644 --- a/sound/soc/sh/fsi-ak4642.c +++ b/sound/soc/sh/fsi-ak4642.c @@ -23,15 +23,20 @@ struct fsi_ak4642_data { static int fsi_ak4642_dai_init(struct snd_soc_pcm_runtime *rtd) { - struct snd_soc_dai *dai = rtd->codec_dai; + struct snd_soc_dai *codec = rtd->codec_dai; + struct snd_soc_dai *cpu = rtd->cpu_dai; int ret; - ret = snd_soc_dai_set_fmt(dai, SND_SOC_DAIFMT_LEFT_J | - SND_SOC_DAIFMT_CBM_CFM); + ret = snd_soc_dai_set_fmt(codec, SND_SOC_DAIFMT_LEFT_J | + SND_SOC_DAIFMT_CBM_CFM); if (ret < 0) return ret; - ret = snd_soc_dai_set_sysclk(dai, 0, 11289600, 0); + ret = snd_soc_dai_set_sysclk(codec, 0, 11289600, 0); + if (ret < 0) + return ret; + + ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_CBS_CFS); return ret; } diff --git a/sound/soc/sh/fsi-da7210.c b/sound/soc/sh/fsi-da7210.c index e8df9da..9b24ed4 100644 --- a/sound/soc/sh/fsi-da7210.c +++ b/sound/soc/sh/fsi-da7210.c @@ -15,11 +15,19 @@ static int fsi_da7210_init(struct snd_soc_pcm_runtime *rtd) { - struct snd_soc_dai *dai = rtd->codec_dai; + struct snd_soc_dai *codec = rtd->codec_dai; + struct snd_soc_dai *cpu = rtd->cpu_dai; + int ret; - return snd_soc_dai_set_fmt(dai, + ret = snd_soc_dai_set_fmt(codec, SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBM_CFM); + if (ret < 0) + return ret; + + ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_CBS_CFS); + + return ret; } static struct snd_soc_dai_link fsi_da7210_dai = { diff --git a/sound/soc/sh/fsi-hdmi.c b/sound/soc/sh/fsi-hdmi.c index a52dd8e..96d8ce3 100644 --- a/sound/soc/sh/fsi-hdmi.c +++ b/sound/soc/sh/fsi-hdmi.c @@ -12,6 +12,16 @@ #include <linux/platform_device.h> #include <sound/sh_fsi.h> +static int fsi_hdmi_dai_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu = rtd->cpu_dai; + int ret; + + ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_CBM_CFM); + + return ret; +} + static struct snd_soc_dai_link fsi_dai_link = { .name = "HDMI", .stream_name = "HDMI", @@ -19,6 +29,7 @@ static struct snd_soc_dai_link fsi_dai_link = { .codec_dai_name = "sh_mobile_hdmi-hifi", .platform_name = "sh_fsi2", .codec_name = "sh-mobile-hdmi", + .init = fsi_hdmi_dai_init, }; static struct snd_soc_card fsi_soc_card = { diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 1d0a16e..5f39f36 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -78,6 +78,8 @@ /* CKG1 */ #define ACKMD_MASK 0x00007000 #define BPFMD_MASK 0x00000700 +#define DIMD (1 << 4) +#define DOMD (1 << 0) /* A/B MST_CTLR */ #define BP (1 << 4) /* Fix the signal of Biphase output */ @@ -292,21 +294,6 @@ static inline struct fsi_stream *fsi_get_stream(struct fsi_priv *fsi, return is_play ? &fsi->playback : &fsi->capture; } -static int fsi_is_master_mode(struct fsi_priv *fsi, int is_play) -{ - u32 mode; - u32 flags = fsi_get_info_flags(fsi); - - mode = is_play ? SH_FSI_OUT_SLAVE_MODE : SH_FSI_IN_SLAVE_MODE; - - /* return - * 1 : master mode - * 0 : slave mode - */ - - return (mode & flags) != mode; -} - static u32 fsi_get_port_shift(struct fsi_priv *fsi, int is_play) { int is_porta = fsi_is_port_a(fsi); @@ -764,19 +751,11 @@ static int fsi_dai_startup(struct snd_pcm_substream *substream, u32 fmt; u32 data; int is_play = fsi_is_play(substream); - int is_master; io = fsi_get_stream(fsi, is_play); pm_runtime_get_sync(dai->dev); - /* CKG1 */ - data = is_play ? (1 << 0) : (1 << 4); - is_master = fsi_is_master_mode(fsi, is_play); - if (is_master) - fsi_reg_mask_set(fsi, CKG1, data, data); - else - fsi_reg_mask_set(fsi, CKG1, data, 0); /* clock inversion (CKG2) */ data = 0; @@ -893,6 +872,34 @@ static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd, return ret; } +static int fsi_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct fsi_priv *fsi = fsi_get_priv_frm_dai(dai); + u32 data = 0; + int ret; + + pm_runtime_get_sync(dai->dev); + + /* set master/slave audio interface */ + switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBM_CFM: + data = DIMD | DOMD; + break; + case SND_SOC_DAIFMT_CBS_CFS: + break; + default: + ret = -EINVAL; + goto set_fmt_exit; + } + fsi_reg_mask_set(fsi, CKG1, (DIMD | DOMD), data); + ret = 0; + +set_fmt_exit: + pm_runtime_put_sync(dai->dev); + + return ret; +} + static int fsi_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -979,6 +986,7 @@ static struct snd_soc_dai_ops fsi_dai_ops = { .startup = fsi_dai_startup, .shutdown = fsi_dai_shutdown, .trigger = fsi_dai_trigger, + .set_fmt = fsi_dai_set_fmt, .hw_params = fsi_dai_hw_params, }; |