[ALSA] pcm-oss - Add bugg-yptr option

Documentation,ALSA<-OSS emulation
Added 'buggy-ptr' proc option to switch the behavior of GETOPTR ioctl.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/sound/pcm_oss.h b/include/sound/pcm_oss.h
index 518728536bc6..0b67c9d105af 100644
--- a/include/sound/pcm_oss.h
+++ b/include/sound/pcm_oss.h
@@ -32,7 +32,8 @@ struct _snd_pcm_oss_setup {
                      block:1,
                      nonblock:1,
                      partialfrag:1,
-                     nosilence:1;
+                     nosilence:1,
+                     buggyptr:1;
         unsigned int periods;
         unsigned int period_size;
         snd_pcm_oss_setup_t *next;