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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2012-05-28 23:27:49 -0700
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-05-30 11:04:12 +0100
commit4a1b09b79b07cf70c72a091e8fe0660f68541f30 (patch)
treeebbd974aa56f5f8808fb242b08311ee3937c65d3 /sound
parente42bb9bfbb43366cd1899c9564d043c41ebd8852 (diff)
ASoC: fsi: bugfix: correct dma area
FSI driver is using dma_sync_single_xxx(), but the dma area was not correct. This patch fix it up. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/sh/fsi.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 05582c12b90..6e750a8ae2a 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -1052,6 +1052,13 @@ static int fsi_dma_quit(struct fsi_priv *fsi, struct fsi_stream *io)
return 0;
}
+static dma_addr_t fsi_dma_get_area(struct fsi_stream *io)
+{
+ struct snd_pcm_runtime *runtime = io->substream->runtime;
+
+ return io->dma + samples_to_bytes(runtime, io->buff_sample_pos);
+}
+
static void fsi_dma_complete(void *data)
{
struct fsi_stream *io = (struct fsi_stream *)data;
@@ -1061,7 +1068,7 @@ static void fsi_dma_complete(void *data)
enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ?
DMA_TO_DEVICE : DMA_FROM_DEVICE;
- dma_sync_single_for_cpu(dai->dev, io->dma,
+ dma_sync_single_for_cpu(dai->dev, fsi_dma_get_area(io),
samples_to_bytes(runtime, io->period_samples), dir);
io->buff_sample_pos += io->period_samples;
@@ -1078,13 +1085,6 @@ static void fsi_dma_complete(void *data)
snd_pcm_period_elapsed(io->substream);
}
-static dma_addr_t fsi_dma_get_area(struct fsi_stream *io)
-{
- struct snd_pcm_runtime *runtime = io->substream->runtime;
-
- return io->dma + samples_to_bytes(runtime, io->buff_sample_pos);
-}
-
static void fsi_dma_do_tasklet(unsigned long data)
{
struct fsi_stream *io = (struct fsi_stream *)data;
@@ -1110,7 +1110,7 @@ static void fsi_dma_do_tasklet(unsigned long data)
len = samples_to_bytes(runtime, io->period_samples);
buf = fsi_dma_get_area(io);
- dma_sync_single_for_device(dai->dev, io->dma, len, dir);
+ dma_sync_single_for_device(dai->dev, buf, len, dir);
sg_init_table(&sg, 1);
sg_set_page(&sg, pfn_to_page(PFN_DOWN(buf)),