Re: [PATCH v2 5/5] ASoC: qdsp6: q6asm-dai: Add support to compress offload

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Thanks Vinod for the Review!

On 05/10/18 01:39, Vinod wrote:
On 26-09-18, 11:23, Srinivas Kandagatla wrote:
This patch adds MP3 playback support in q6asm dais, adding other codec
support should be pretty trivial.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
  sound/soc/qcom/Kconfig           |   1 +
  sound/soc/qcom/qdsp6/q6asm-dai.c | 377 ++++++++++++++++++++++++++++++-
  2 files changed, 377 insertions(+), 1 deletion(-)

...
+#define Q6ASM_DAI_RX	2
+
+

Unnecessary double space


I did notice this just after I sent the patch!
  enum stream_state {
  	Q6ASM_STREAM_IDLE = 0,
  	Q6ASM_STREAM_STOPPED,
@@ -39,11 +51,22 @@ enum stream_state {
struct q6asm_dai_rtd {
  	struct snd_pcm_substream *substream;
+	struct snd_compr_stream *cstream;
+	struct snd_compr_params codec_param;
+	struct snd_dma_buffer dma_buffer;
+
  	phys_addr_t phys;
+	spinlock_t lock;

why would we need a lock for compress case?
bytes_received counter is updated as part of Ack and referenced in the irq context in the event_handler callback from dsp, this lock is to protect it !

--srini




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