Commit 89cdfa06 authored May 21, 2015 by Srinivas Kandagatla Committed by Mark Brown May 22, 2015

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>

parent 4f629e4b

sound/soc/qcom/lpass.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -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];
		};

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