diff options
Diffstat (limited to 'include/sound/pcm.h')
| -rw-r--r-- | include/sound/pcm.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 6d6ec51ddfc1..1f6df47eb500 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -1559,6 +1559,11 @@ static inline u64 pcm_format_to_bits(snd_pcm_format_t pcm_format) #define pcm_dbg(pcm, fmt, args...) \ dev_dbg((pcm)->card->dev, fmt, ##args) +/* helpers for copying between iov_iter and iomem */ +int copy_to_iter_fromio(struct iov_iter *itert, const void __iomem *src, + size_t count); +int copy_from_iter_toio(void __iomem *dst, struct iov_iter *iter, size_t count); + struct snd_pcm_status64 { snd_pcm_state_t state; /* stream state */ u8 rsvd[4]; |