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authorKuninori Morimoto2012-02-03 00:57:25 -0800
committerMark Brown2012-02-03 11:55:40 +0000
commit180346ede352b12c72c5aeba2fc806fd32880c16 (patch)
treefb6beecbc664be92fba6efbe2e3fd5e1f9bccb5a /sound/soc/sh/fsi.c
parent938e2a8da5b2c1cb21c200e97736259948a3d12c (diff)
ASoC: fsi: add .start_stop handler to fsi_stream_handler
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/sh/fsi.c')
-rw-r--r--sound/soc/sh/fsi.c51
1 files changed, 29 insertions, 22 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 7dec144b8466..8d05e59c8831 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -203,6 +203,8 @@ struct fsi_stream_handler {
int (*probe)(struct fsi_priv *fsi, struct fsi_stream *io);
int (*transfer)(struct fsi_priv *fsi, struct fsi_stream *io);
int (*remove)(struct fsi_priv *fsi, struct fsi_stream *io);
+ void (*start_stop)(struct fsi_priv *fsi, struct fsi_stream *io,
+ int enable);
};
#define fsi_stream_handler_call(io, func, args...) \
(!(io) ? -ENODEV : \
@@ -513,6 +515,12 @@ static int fsi_stream_transfer(struct fsi_stream *io)
return fsi_stream_handler_call(io, transfer, fsi, io);
}
+#define fsi_stream_start(fsi, io)\
+ fsi_stream_handler_call(io, start_stop, fsi, io, 1)
+
+#define fsi_stream_stop(fsi, io)\
+ fsi_stream_handler_call(io, start_stop, fsi, io, 0)
+
static int fsi_stream_probe(struct fsi_priv *fsi)
{
struct fsi_stream *io;
@@ -691,24 +699,6 @@ static int fsi_set_master_clk(struct device *dev, struct fsi_priv *fsi,
return ret;
}
-#define fsi_port_start(f, i) __fsi_port_clk_ctrl(f, i, 1)
-#define fsi_port_stop(f, i) __fsi_port_clk_ctrl(f, i, 0)
-static void __fsi_port_clk_ctrl(struct fsi_priv *fsi, struct fsi_stream *io,
- int enable)
-{
- struct fsi_master *master = fsi_get_master(fsi);
- u32 clk = fsi_is_port_a(fsi) ? CRA : CRB;
-
- if (enable)
- fsi_irq_enable(fsi, io);
- else
- fsi_irq_disable(fsi, io);
-
- if (fsi_is_clk_master(fsi))
- fsi_master_mask_set(master, CLK_RST, clk, (enable) ? clk : 0);
-}
-
-
/*
* pio data transfer handler
*/
@@ -845,12 +835,29 @@ static int fsi_pio_push(struct fsi_priv *fsi, struct fsi_stream *io)
samples);
}
+static void fsi_pio_start_stop(struct fsi_priv *fsi, struct fsi_stream *io,
+ int enable)
+{
+ struct fsi_master *master = fsi_get_master(fsi);
+ u32 clk = fsi_is_port_a(fsi) ? CRA : CRB;
+
+ if (enable)
+ fsi_irq_enable(fsi, io);
+ else
+ fsi_irq_disable(fsi, io);
+
+ if (fsi_is_clk_master(fsi))
+ fsi_master_mask_set(master, CLK_RST, clk, (enable) ? clk : 0);
+}
+
static struct fsi_stream_handler fsi_pio_push_handler = {
.transfer = fsi_pio_push,
+ .start_stop = fsi_pio_start_stop,
};
static struct fsi_stream_handler fsi_pio_pop_handler = {
.transfer = fsi_pio_pop,
+ .start_stop = fsi_pio_start_stop,
};
static irqreturn_t fsi_interrupt(int irq, void *data)
@@ -1033,10 +1040,10 @@ static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd,
fsi_stream_init(fsi, io, substream);
ret = fsi_stream_transfer(io);
if (0 == ret)
- fsi_port_start(fsi, io);
+ fsi_stream_start(fsi, io);
break;
case SNDRV_PCM_TRIGGER_STOP:
- fsi_port_stop(fsi, io);
+ fsi_stream_stop(fsi, io);
fsi_stream_quit(fsi, io);
break;
}
@@ -1436,7 +1443,7 @@ static void __fsi_suspend(struct fsi_priv *fsi,
if (!fsi_stream_is_working(fsi, io))
return;
- fsi_port_stop(fsi, io);
+ fsi_stream_stop(fsi, io);
fsi_hw_shutdown(fsi, dev);
}
@@ -1452,7 +1459,7 @@ static void __fsi_resume(struct fsi_priv *fsi,
if (fsi_is_clk_master(fsi) && fsi->rate)
fsi_set_master_clk(dev, fsi, fsi->rate, 1);
- fsi_port_start(fsi, io);
+ fsi_stream_start(fsi, io);
}
static int fsi_suspend(struct device *dev)