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authorDimitris Papastamos <dp@opensource.wolfsonmicro.com>2011-03-22 13:37:03 +0300
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-03-26 20:44:14 +0300
commit5fb609d435f0679ed322ddeb1fdafe6142463fdf (patch)
treec0da5a9fca23fab307305acf6be95272eb2e8c52 /sound/soc/soc-core.c
parentf3594f5c5c489d159f6d487a889d9d68ca4c0123 (diff)
downloadlinux-5fb609d435f0679ed322ddeb1fdafe6142463fdf.tar.xz
ASoC: soc-cache: Introduce raw bulk write support
As it has become more common to have to write firmware or similar large chunks of data to the hardware, add a function to perform raw bulk writes that bypass the cache. This only handles volatile registers as we should avoid getting out of sync with the actual cache. Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/soc-core.c')
-rw-r--r--sound/soc/soc-core.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 4dda58926bc5..636328e868e8 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2228,6 +2228,13 @@ unsigned int snd_soc_write(struct snd_soc_codec *codec,
}
EXPORT_SYMBOL_GPL(snd_soc_write);
+unsigned int snd_soc_bulk_write_raw(struct snd_soc_codec *codec,
+ unsigned int reg, const void *data, size_t len)
+{
+ return codec->bulk_write_raw(codec, reg, data, len);
+}
+EXPORT_SYMBOL_GPL(snd_soc_bulk_write_raw);
+
/**
* snd_soc_update_bits - update codec register bits
* @codec: audio codec