diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2019-07-17 13:56:34 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-07-22 15:26:13 +0300 |
| commit | bd517707d85f19a7339ea8b882fcbf0fd9976bd6 (patch) | |
| tree | a2205f1658970ed6fa7d46bb4db4d3265f644996 /sound/soc/fsl/fsl_sai.h | |
| parent | 89c9679f699d88986ce552738dc7c5c500c8fc67 (diff) | |
| download | linux-bd517707d85f19a7339ea8b882fcbf0fd9976bd6.tar.xz | |
ASoC: fsl_sai: derive TX FIFO watermark from FIFO depth
The DMA request schould be triggered as soon as the FIFO has space
for another burst. As different versions of the SAI block have
different FIFO sizes, the watrmark level needs to be derived from
version specific data.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Tested-by: Angus Ainslie <angus@akkea.ca>
Reviewed-by: Angus Ainslie <angus@akkea.ca>
Link: https://lore.kernel.org/r/20190717105635.18514-3-l.stach@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/fsl/fsl_sai.h')
| -rw-r--r-- | sound/soc/fsl/fsl_sai.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h index 83e2bfe05b1b..7c1ef671da28 100644 --- a/sound/soc/fsl/fsl_sai.h +++ b/sound/soc/fsl/fsl_sai.h @@ -128,6 +128,7 @@ struct fsl_sai_soc_data { bool use_imx_pcm; + unsigned int fifo_depth; }; struct fsl_sai { |