diff options
Diffstat (limited to 'recipes/linux/linux-2.6.31/pcm043/0027-imx-ssi-flush-fifos.patch')
| -rw-r--r-- | recipes/linux/linux-2.6.31/pcm043/0027-imx-ssi-flush-fifos.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.31/pcm043/0027-imx-ssi-flush-fifos.patch b/recipes/linux/linux-2.6.31/pcm043/0027-imx-ssi-flush-fifos.patch new file mode 100644 index 0000000000..56fcd9e6f1 --- /dev/null +++ b/recipes/linux/linux-2.6.31/pcm043/0027-imx-ssi-flush-fifos.patch @@ -0,0 +1,29 @@ +From 447b943dc48d3775e59be1800a3198f65265536d Mon Sep 17 00:00:00 2001 +From: Sascha Hauer <s.hauer@pengutronix.de> +Date: Wed, 2 Dec 2009 11:59:05 +0100 +Subject: [PATCH 27/28] imx-ssi: flush fifos + +Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> +--- + sound/soc/imx/imx-ssi.c | 5 +++++ + 1 files changed, 5 insertions(+), 0 deletions(-) + +diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c +index 6219df9..d25ee2b 100644 +--- a/sound/soc/imx/imx-ssi.c ++++ b/sound/soc/imx/imx-ssi.c +@@ -333,6 +333,11 @@ static int imx_ssi_trigger(struct snd_pcm_substream *substream, int cmd, + /* rx/tx are always enabled to access ac97 registers */ + writel(scr, ssi->base + SSI_SCR); + ++ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ++ writel(SSI_SOR_TX_CLR, ssi->base + SSI_SOR); ++ else ++ writel(SSI_SOR_RX_CLR, ssi->base + SSI_SOR); ++ + writel(sier, ssi->base + SSI_SIER); + + return 0; +-- +1.6.5.2 + |