[alsa-devel] [PATCH] ASoC: omap-mcbsp: Export functions for threshold configuration
Peter Ujfalusi
peter.ujfalusi at ti.com
Mon Mar 12 12:01:04 CET 2012
ABE has certain requirements towards the FIFO configuration in McBSP.
Make it posssible to configure the McBSP FIFO threshold from outside of
the McBSP driver stack.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
---
Hi,
this patch is needed in preparation to add the ABE support for OMAP4+ platforms.
Regards,
Peter
sound/soc/omap/mcbsp.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/sound/soc/omap/mcbsp.c b/sound/soc/omap/mcbsp.c
index e5f4444..ca8b028 100644
--- a/sound/soc/omap/mcbsp.c
+++ b/sound/soc/omap/mcbsp.c
@@ -402,6 +402,7 @@ void omap_mcbsp_set_tx_threshold(struct omap_mcbsp *mcbsp, u16 threshold)
if (threshold && threshold <= mcbsp->max_tx_thres)
MCBSP_WRITE(mcbsp, THRSH2, threshold - 1);
}
+EXPORT_SYMBOL_GPL(omap_mcbsp_set_tx_threshold);
/*
* omap_mcbsp_set_rx_threshold configures the receive threshold in words.
@@ -416,6 +417,7 @@ void omap_mcbsp_set_rx_threshold(struct omap_mcbsp *mcbsp, u16 threshold)
if (threshold && threshold <= mcbsp->max_rx_thres)
MCBSP_WRITE(mcbsp, THRSH1, threshold - 1);
}
+EXPORT_SYMBOL_GPL(omap_mcbsp_set_rx_threshold);
/*
* omap_mcbsp_get_tx_delay returns the number of used slots in the McBSP FIFO
--
1.7.8.5
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