From: Takashi Iwai <tiwai@suse.de>
Date: Fri, 17 Feb 2006 20:50:00 +0000 (+0000)
Subject: Fix fullduplex with dmix/dsnoop
X-Git-Tag: v1.0.11rc4~32
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=c002c69d52c73deb32d4ee95e324c51c1a650785;p=alsa-lib.git

Fix fullduplex with dmix/dsnoop

Fixed the fullduplex of dmix and dsnoop plugins due to confliction of
ipc keys.
---

diff --git a/src/pcm/pcm_direct.c b/src/pcm/pcm_direct.c
index ff4bddbf..a136caa8 100644
--- a/src/pcm/pcm_direct.c
+++ b/src/pcm/pcm_direct.c
@@ -1345,7 +1345,7 @@ static int _snd_pcm_direct_get_slave_ipc_offset(snd_config_t *root,
 		device = 0;
 	if (subdevice < 0)
 		subdevice = 0;
-	return direction + (card << 1) + (device << 4) + (subdevice << 8);
+	return (direction << 1) + (device << 2) + (subdevice << 8) + (card << 12);
 }
 
 int snd_pcm_direct_get_slave_ipc_offset(snd_config_t *root,