diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 49a8c58..e1cd7d5 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1661,7 +1661,9 @@
 		cdi->mask &= ~CDC_PLAY_AUDIO;
 
 	mechtype = buf[8 + 6] >> 5;
-	if (mechtype == mechtype_caddy || mechtype == mechtype_popup)
+	if (mechtype == mechtype_caddy ||
+	    mechtype == mechtype_popup ||
+	    (drive->atapi_flags & IDE_AFLAG_NO_AUTOCLOSE))
 		cdi->mask |= CDC_CLOSE_TRAY;
 
 	if (cdi->sanyo_slot > 0) {
@@ -1859,6 +1861,7 @@
 	{ "MATSHITADVD-ROM SR-8176", NULL,   IDE_AFLAG_PLAY_AUDIO_OK	     },
 	{ "MATSHITADVD-ROM SR-8174", NULL,   IDE_AFLAG_PLAY_AUDIO_OK	     },
 	{ "Optiarc DVD RW AD-5200A", NULL,   IDE_AFLAG_PLAY_AUDIO_OK	     },
+	{ "Optiarc DVD RW AD-7543A", NULL,   IDE_AFLAG_NO_AUTOCLOSE	     },
 	{ NULL, NULL, 0 }
 };
 
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 1524829..6514db8 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -366,7 +366,9 @@
 	/* Currently on a filemark */
 	IDE_AFLAG_FILEMARK		= (1 << 25),
 	/* 0 = no tape is loaded, so we don't rewind after ejecting */
-	IDE_AFLAG_MEDIUM_PRESENT	= (1 << 26)
+	IDE_AFLAG_MEDIUM_PRESENT	= (1 << 26),
+
+	IDE_AFLAG_NO_AUTOCLOSE		= (1 << 27),
 };
 
 struct ide_drive_s {