diff options
author | David S. Miller <davem@davemloft.net> | 2012-11-17 22:00:43 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2012-11-17 22:00:43 -0500 |
commit | 67f4efdce7d85282fbd5832cddc80a07eb89b6d6 (patch) | |
tree | 9a1771ef13b27abdf8cf172e5b7556ab93e5c48c /sound/soc/mxs/mxs-saif.c | |
parent | c53aa5058ad5ca8876a47d6639ad4d4f2c5ed584 (diff) | |
parent | f4a75d2eb7b1e2206094b901be09adb31ba63681 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Minor line offset auto-merges.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'sound/soc/mxs/mxs-saif.c')
-rw-r--r-- | sound/soc/mxs/mxs-saif.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/sound/soc/mxs/mxs-saif.c b/sound/soc/mxs/mxs-saif.c index aa037b292f3d..c294fbb523fc 100644 --- a/sound/soc/mxs/mxs-saif.c +++ b/sound/soc/mxs/mxs-saif.c @@ -523,16 +523,24 @@ static int mxs_saif_trigger(struct snd_pcm_substream *substream, int cmd, if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { /* - * write a data to saif data register to trigger - * the transfer + * write data to saif data register to trigger + * the transfer. + * For 24-bit format the 32-bit FIFO register stores + * only one channel, so we need to write twice. + * This is also safe for the other non 24-bit formats. */ __raw_writel(0, saif->base + SAIF_DATA); + __raw_writel(0, saif->base + SAIF_DATA); } else { /* - * read a data from saif data register to trigger - * the receive + * read data from saif data register to trigger + * the receive. + * For 24-bit format the 32-bit FIFO register stores + * only one channel, so we need to read twice. + * This is also safe for the other non 24-bit formats. */ __raw_readl(saif->base + SAIF_DATA); + __raw_readl(saif->base + SAIF_DATA); } master_saif->ongoing = 1; @@ -812,3 +820,4 @@ module_platform_driver(mxs_saif_driver); MODULE_AUTHOR("Freescale Semiconductor, Inc."); MODULE_DESCRIPTION("MXS ASoC SAIF driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:mxs-saif"); |