mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-01 22:58:49 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

First part of PCM documentation

Browse source
This commit is contained in:
Abramo Bagnara 2001-03-23 11:05:41 +00:00
parent 82fcfe1ab5
commit 445e2b0c07
7 changed files with 870 additions and 377 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/pcm/pcm_hw.c
View file

@ -362,7 +362,7 @@ static int snd_pcm_hw_mmap_status(snd_pcm_t *pcm)
snd_pcm_hw_t *hw = pcm->private_data;
void *ptr;
ptr = mmap(NULL, page_align(sizeof(struct sndrv_pcm_mmap_status)), PROT_READ, MAP_FILE|MAP_SHARED,
hw->fd, SND_PCM_MMAP_OFFSET_STATUS);
hw->fd, SNDRV_PCM_MMAP_OFFSET_STATUS);
if (ptr == MAP_FAILED || ptr == NULL) {
SYSERR("status mmap failed");
return -errno;
@ -377,7 +377,7 @@ static int snd_pcm_hw_mmap_control(snd_pcm_t *pcm)
snd_pcm_hw_t *hw = pcm->private_data;
void *ptr;
ptr = mmap(NULL, page_align(sizeof(struct sndrv_pcm_mmap_control)), PROT_READ|PROT_WRITE, MAP_FILE|MAP_SHARED,
hw->fd, SND_PCM_MMAP_OFFSET_CONTROL);
hw->fd, SNDRV_PCM_MMAP_OFFSET_CONTROL);
if (ptr == MAP_FAILED || ptr == NULL) {
SYSERR("control mmap failed");
return -errno;