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-rw-r--r--sound/core/compress_offload.c23
1 files changed, 5 insertions, 18 deletions
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index c84abc886e90..27bd81ad2841 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -160,8 +160,6 @@ static int snd_compr_update_tstamp(struct snd_compr_stream *stream,
static size_t snd_compr_calc_avail(struct snd_compr_stream *stream,
struct snd_compr_avail *avail)
{
- long avail_calc; /*this needs to be signed variable */
-
memset(avail, 0, sizeof(*avail));
snd_compr_update_tstamp(stream, &avail->tstamp);
/* Still need to return avail even if tstamp can't be filled in */
@@ -184,22 +182,11 @@ static size_t snd_compr_calc_avail(struct snd_compr_stream *stream,
return stream->runtime->buffer_size;
}
- /* FIXME: this routine isn't consistent, in one test we use
- * cumulative values and in the other byte offsets. Do we
- * really need the byte offsets if the cumulative values have
- * been updated? In the PCM interface app_ptr and hw_ptr are
- * already cumulative */
-
- avail_calc = stream->runtime->buffer_size -
- (stream->runtime->app_pointer - stream->runtime->hw_pointer);
- pr_debug("calc avail as %ld, app_ptr %lld, hw+ptr %lld\n", avail_calc,
- stream->runtime->app_pointer,
- stream->runtime->hw_pointer);
- if (avail_calc >= stream->runtime->buffer_size)
- avail_calc -= stream->runtime->buffer_size;
- pr_debug("ret avail as %ld\n", avail_calc);
- avail->avail = avail_calc;
- return avail_calc;
+ avail->avail = stream->runtime->buffer_size -
+ (stream->runtime->total_bytes_available -
+ stream->runtime->total_bytes_transferred);
+ pr_debug("ret avail as %lld\n", avail->avail);
+ return avail->avail;
}
static inline size_t snd_compr_get_avail(struct snd_compr_stream *stream)