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ASoC: fsi: bugfix: ensure dma is terminated 

FSI DMAEngine has to be stopped certainly at the start/stop time.
Without this patch, it will include noise on playback.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Kuninori Morimoto 2012-05-28 23:28:22 -07:00 committed by Mark Brown
parent 4a1b09b79b
commit fbe42f66c6
1 changed files with 2 additions and 0 deletions
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2
sound/soc/sh/fsi.c
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@ -1178,6 +1178,8 @@ static void fsi_dma_push_start_stop(struct fsi_priv *fsi, struct fsi_stream *io,
fsi_reg_mask_set(fsi, OUT_DMAC, DMA_ON, enable);
dmaengine_terminate_all(io->chan);
if (fsi_is_clk_master(fsi))
fsi_master_mask_set(master, CLK_RST, clk, (enable) ? clk : 0);
}