[ALSA] soc - fix s3c2410 PCM breakage

S3C2410 pcm doesn't work.
s3c2410_dma_request() now returns the channel number and not 0 if OK.

Signed-off-by: Davide Rizzo <davide@elpa.it>
Acked-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index 6c70a81c730cdbf8aea253a4240cd7007c7cfd68..7806ae614617ca13f2c8c3325cf2daa800820f35 100644 (file)
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -171,7 +171,7 @@ static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *substream,
                ret = s3c2410_dma_request(prtd->params->channel,
                                          prtd->params->client, NULL);
 
-               if (ret) {
+               if (ret < 0) {
                        DBG(KERN_ERR "failed to get dma channel\n");
                        return ret;
                }