lkml.org 
[lkml]   [2020]   [Jun]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 7/8] ASoC: q6asm-dai: check available buffer size before sending
Date
This patch add simple check before sending data buffer to dsp which will
ensure that we are not sending any buffers which are not already available.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/qcom/qdsp6/q6asm-dai.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c
index 892411f81613..7aba3c07810b 100644
--- a/sound/soc/qcom/qdsp6/q6asm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6asm-dai.c
@@ -534,13 +534,12 @@ static void compress_event_handler(uint32_t opcode, uint32_t token,
prtd->copied_total += bytes_written;
snd_compr_fragment_elapsed(substream);

- if (prtd->state != Q6ASM_STREAM_RUNNING) {
+ avail = prtd->bytes_received - prtd->bytes_sent;
+ if (prtd->state != Q6ASM_STREAM_RUNNING || avail <= 0) {
spin_unlock_irqrestore(&prtd->lock, flags);
break;
}

- avail = prtd->bytes_received - prtd->bytes_sent;
-
if (avail >= prtd->pcm_count) {
q6asm_write_async(prtd->audio_client, prtd->stream_id,
prtd->pcm_count, 0, 0, 0);
--
2.21.0
\
 
 \ /
  Last update: 2020-06-11 14:43    [W:0.874 / U:0.216 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site