From: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Date: Mon, 13 Jun 2016 13:17:11 +0000 (+0100)
Subject: ASoC: wm_adsp: Use new snd_compr_stop_error to signal stream failure
X-Git-Tag: v4.8-rc1~84^2~1^2~10^4~2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8d280664d26538cd37e7c08b1c2b58fe006cc482;p=karo-tx-linux.git

ASoC: wm_adsp: Use new snd_compr_stop_error to signal stream failure

If we encounter a fatal error on the compressed stream call the new
snd_compr_stop_error to shutdown the stream and allow the core to
inform user-space that the stream is no longer valid.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Reviewed-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index a07bd7c2c587..8ed1cdececf2 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -3043,6 +3043,7 @@ int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
 	}
 
 	if (compr->buf->error) {
+		snd_compr_stop_error(stream, SNDRV_PCM_STATE_XRUN);
 		ret = -EIO;
 		goto out;
 	}
@@ -3060,8 +3061,12 @@ int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
 		 */
 		if (buf->avail < wm_adsp_compr_frag_words(compr)) {
 			ret = wm_adsp_buffer_get_error(buf);
-			if (ret < 0)
+			if (ret < 0) {
+				if (compr->buf->error)
+					snd_compr_stop_error(stream,
+							SNDRV_PCM_STATE_XRUN);
 				goto out;
+			}
 
 			ret = wm_adsp_buffer_reenable_irq(buf);
 			if (ret < 0) {
@@ -3159,8 +3164,10 @@ static int wm_adsp_compr_read(struct wm_adsp_compr *compr,
 	if (!compr->buf)
 		return -ENXIO;
 
-	if (compr->buf->error)
+	if (compr->buf->error) {
+		snd_compr_stop_error(compr->stream, SNDRV_PCM_STATE_XRUN);
 		return -EIO;
+	}
 
 	count /= WM_ADSP_DATA_WORD_SIZE;