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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2011-05-23 20:46:26 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-05-24 18:42:07 +0800 |
| commit | 23ca853392aebdaa56c8138746deb2002e03d827 (patch) | |
| tree | cf96fd848d987e8150e5988959a3eb296b420c41 /sound/soc/sh | |
| parent | cda828cafe9df9a8b0687f1b8a17be2cd9cf1950 (diff) | |
| download | linux-23ca853392aebdaa56c8138746deb2002e03d827.tar.gz linux-23ca853392aebdaa56c8138746deb2002e03d827.tar.bz2 linux-23ca853392aebdaa56c8138746deb2002e03d827.zip | |
ASoC: sh: fsi: add fsi_hw_startup/shutdown
This patch is preparation of cleanup suspend/resume patch.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/sh')
| -rw-r--r-- | sound/soc/sh/fsi.c | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 507c02b1c809..d2f17cefa92f 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -689,7 +689,7 @@ static void __fsi_port_clk_ctrl(struct fsi_priv *fsi, int is_play, int enable) */ static void fsi_fifo_init(struct fsi_priv *fsi, int is_play, - struct snd_soc_dai *dai) + struct device *dev) { struct fsi_master *master = fsi_get_master(fsi); struct fsi_stream *io = fsi_get_stream(fsi, is_play); @@ -701,7 +701,7 @@ static void fsi_fifo_init(struct fsi_priv *fsi, shift >>= fsi_get_port_shift(fsi, is_play); shift &= FIFO_SZ_MASK; frame_capa = 256 << shift; - dev_dbg(dai->dev, "fifo = %d words\n", frame_capa); + dev_dbg(dev, "fifo = %d words\n", frame_capa); /* * The maximum number of sample data varies depending @@ -724,7 +724,7 @@ static void fsi_fifo_init(struct fsi_priv *fsi, */ for (i = 1; i < fsi->chan_num; i <<= 1) frame_capa >>= 1; - dev_dbg(dai->dev, "%d channel %d store\n", + dev_dbg(dev, "%d channel %d store\n", fsi->chan_num, frame_capa); io->fifo_sample_capa = fsi_frame2sample(fsi, frame_capa); @@ -881,15 +881,14 @@ static irqreturn_t fsi_interrupt(int irq, void *data) * dai ops */ -static int fsi_dai_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) +static int fsi_hw_startup(struct fsi_priv *fsi, + int is_play, + struct device *dev) { - struct fsi_priv *fsi = fsi_get_priv(substream); u32 flags = fsi_get_info_flags(fsi); u32 data = 0; - int is_play = fsi_is_play(substream); - pm_runtime_get_sync(dai->dev); + pm_runtime_get_sync(dev); /* clock setting */ if (fsi_is_clk_master(fsi)) @@ -925,22 +924,38 @@ static int fsi_dai_startup(struct snd_pcm_substream *substream, fsi_irq_clear_status(fsi); /* fifo init */ - fsi_fifo_init(fsi, is_play, dai); + fsi_fifo_init(fsi, is_play, dev); return 0; } +static void fsi_hw_shutdown(struct fsi_priv *fsi, + int is_play, + struct device *dev) +{ + if (fsi_is_clk_master(fsi)) + fsi_set_master_clk(dev, fsi, fsi->rate, 0); + + pm_runtime_put_sync(dev); +} + +static int fsi_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct fsi_priv *fsi = fsi_get_priv(substream); + int is_play = fsi_is_play(substream); + + return fsi_hw_startup(fsi, is_play, dai->dev); +} + static void fsi_dai_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct fsi_priv *fsi = fsi_get_priv(substream); + int is_play = fsi_is_play(substream); - if (fsi_is_clk_master(fsi)) - fsi_set_master_clk(dai->dev, fsi, fsi->rate, 0); - + fsi_hw_shutdown(fsi, is_play, dai->dev); fsi->rate = 0; - - pm_runtime_put_sync(dai->dev); } static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd, |