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>

diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 05582c1..6e750a8 100644 (file)
--- 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)),