diff options
| author | Wolfram Sang <w.sang@pengutronix.de> | 2011-03-25 16:51:45 +0100 |
|---|---|---|
| committer | Eric Miao <eric.miao@canonical.com> | 2011-11-10 07:39:01 +0800 |
| commit | eb1091349f27376c86603d9a973e3e8c6436b33e (patch) | |
| tree | 28e5a0ffb87bf141cb0c622173b7a5cbb35c3de8 /sound/soc/imx/imx-pcm-dma-mx2.c | |
| parent | 6bee914288e97550f676888c3abc3e6c37adfc45 (diff) | |
ASoC: imx: fix burstsize for DMA
commit e1bb31b444668bc957c337d33803db7cb3330745 upstream.
SSI counts in words, the DMA engine in bytes. (Wrong) factor got removed
in bf974a0 (ASoC i.MX: switch to new DMA api).
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
(cherry picked from commit e34910dd0fcf32e9a0e5ff6f3249910cff4c06d8)
Diffstat (limited to 'sound/soc/imx/imx-pcm-dma-mx2.c')
| -rw-r--r-- | sound/soc/imx/imx-pcm-dma-mx2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/imx/imx-pcm-dma-mx2.c b/sound/soc/imx/imx-pcm-dma-mx2.c index 0cd56a39311..c481ea5cc00 100644 --- a/sound/soc/imx/imx-pcm-dma-mx2.c +++ b/sound/soc/imx/imx-pcm-dma-mx2.c @@ -110,12 +110,12 @@ static int imx_ssi_dma_alloc(struct snd_pcm_substream *substream, slave_config.direction = DMA_TO_DEVICE; slave_config.dst_addr = dma_params->dma_addr; slave_config.dst_addr_width = buswidth; - slave_config.dst_maxburst = dma_params->burstsize; + slave_config.dst_maxburst = dma_params->burstsize * buswidth; } else { slave_config.direction = DMA_FROM_DEVICE; slave_config.src_addr = dma_params->dma_addr; slave_config.src_addr_width = buswidth; - slave_config.src_maxburst = dma_params->burstsize; + slave_config.src_maxburst = dma_params->burstsize * buswidth; } ret = dmaengine_slave_config(iprtd->dma_chan, &slave_config); |