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ASoC: qcom: add bit map to track static dma channel allocations 

This patch adds dma channel bit mask to lpass data to keep track of dma
channel allocations. This flag would be used in apq8016 lpass driver.

Tested-by: Kenneth Westfield <kwestfie@codeaurora.org>
Acked-by: Kenneth Westfield <kwestfie@codeaurora.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Srinivas Kandagatla 2015-05-21 22:53:21 +01:00 committed by Mark Brown
parent 4f629e4b87
commit 89cdfa06d9
1 changed files with 3 additions and 0 deletions
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3
sound/soc/qcom/lpass.h
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@ -49,6 +49,9 @@ struct lpass_data {
/* SOC specific variations in the LPASS IP integration */
struct lpass_variant *variant;
/* bit map to keep track of static channel allocations */
unsigned long rdma_ch_bit_map;
/* used it for handling interrupt per dma channel */
struct snd_pcm_substream *substream[LPASS_MAX_DMA_CHANNELS];
};