This makes it easier to make cache types build time configurable as we don't have a hard dependency on a given cache being built in.

Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/soc-cache.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index 678fd75..d78e5b7 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -1531,6 +1531,7 @@ static int snd_soc_flat_cache_init(struct snd_soc_codec *codec)

/* an array of all supported compression types */ static const struct snd_soc_cache_ops cache_types[] = { + /* Flat *must* be the first entry for fallback */ { .id = SND_SOC_FLAT_COMPRESSION, .name = "flat", @@ -1567,10 +1568,12 @@ int snd_soc_cache_init(struct snd_soc_codec *codec) for (i = 0; i < ARRAY_SIZE(cache_types); ++i) if (cache_types[i].id == codec->compress_type) break; + + /* Fall back to flat compression */ if (i == ARRAY_SIZE(cache_types)) { - dev_err(codec->dev, "Could not match compress type: %d\n", - codec->compress_type); - return -EINVAL; + dev_warn(codec->dev, "Could not match compress type: %d\n", + codec->compress_type); + i = 0; }

mutex_init(&codec->cache_rw_mutex);