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authorBen Gardiner <bengardiner@nanometrics.ca>2011-05-18 09:27:45 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-05-19 14:11:17 -0700
commita0c8326397262f1817ee6c5212ad6adf43e3df36 (patch)
treeefc56ec97ac7dd5317be0004521295406b9671ec /sound
parentc26f642e2683fb1a367686bc0bac9f5947885cb6 (diff)
ASoC: davinci-mcasp: enable ping-pong SRAM buffers
The davinci-i2s driver copies the platform data for playback and capture sram sizes which is in turn used by davinci-pcm to allocate ping-pong buffers. Copy also the platform data in davinci-mcasp probe. Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/davinci/davinci-mcasp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 4ddc6d3b6678..8566238db2a5 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -909,6 +909,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
dma_data = &dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK];
dma_data->asp_chan_q = pdata->asp_chan_q;
dma_data->ram_chan_q = pdata->ram_chan_q;
+ dma_data->sram_size = pdata->sram_size_playback;
dma_data->dma_addr = (dma_addr_t) (pdata->tx_dma_offset +
mem->start);
@@ -925,6 +926,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
dma_data = &dev->dma_params[SNDRV_PCM_STREAM_CAPTURE];
dma_data->asp_chan_q = pdata->asp_chan_q;
dma_data->ram_chan_q = pdata->ram_chan_q;
+ dma_data->sram_size = pdata->sram_size_capture;
dma_data->dma_addr = (dma_addr_t)(pdata->rx_dma_offset +
mem->start);