Commit 102882b5 authored by Oswald Buddenhagen's avatar Oswald Buddenhagen Committed by Takashi Iwai

ALSA: document that struct __snd_pcm_mmap_control64 is messed up

I'm not the first one to run into this, see e.g.
https://lore.kernel.org/all/29QBMJU8DE71E.2YZSH8IHT5HMH@mforney.org/Signed-off-by: default avatarOswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230406132521.2252019-1-oswald.buddenhagen@gmx.deSigned-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent d3330cb8
...@@ -570,7 +570,8 @@ struct __snd_pcm_mmap_status64 { ...@@ -570,7 +570,8 @@ struct __snd_pcm_mmap_status64 {
struct __snd_pcm_mmap_control64 { struct __snd_pcm_mmap_control64 {
__pad_before_uframe __pad1; __pad_before_uframe __pad1;
snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */
__pad_before_uframe __pad2; __pad_before_uframe __pad2; // This should be __pad_after_uframe, but binary
// backwards compatibility constraints prevent a fix.
__pad_before_uframe __pad3; __pad_before_uframe __pad3;
snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */ snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */
......
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