From 84714adb2b830224239e17ca7e47cd39ffb097f9 Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Wed, 6 Dec 2006 20:39:33 -0800
Subject: [PATCH] --- yaml --- r: 42918 b: refs/heads/master c:
 aaeab80bdbc0d10a98adc6fa76c29ca2f1816553 h: refs/heads/master v: v3

---
 [refs]                        | 2 +-
 trunk/drivers/scsi/ide-scsi.c | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 8beb8754d014..2767c014c2cb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2ee91f197c0bc654b24eed5831fd12aa0d566a7d
+refs/heads/master: aaeab80bdbc0d10a98adc6fa76c29ca2f1816553
diff --git a/trunk/drivers/scsi/ide-scsi.c b/trunk/drivers/scsi/ide-scsi.c
index 1427a41e8441..8f6b5bf580f6 100644
--- a/trunk/drivers/scsi/ide-scsi.c
+++ b/trunk/drivers/scsi/ide-scsi.c
@@ -110,6 +110,7 @@ typedef struct ide_scsi_obj {
 } idescsi_scsi_t;
 
 static DEFINE_MUTEX(idescsi_ref_mutex);
+static int idescsi_nocd;			/* Set by module param to skip cd */
 
 #define ide_scsi_g(disk) \
 	container_of((disk)->private_data, struct ide_scsi_obj, driver)
@@ -1127,6 +1128,9 @@ static int ide_scsi_probe(ide_drive_t *drive)
 		warned = 1;
 	}
 
+	if (idescsi_nocd && drive->media == ide_cdrom)
+		return -ENODEV;
+
 	if (!strstr("ide-scsi", drive->driver_req) ||
 	    !drive->present ||
 	    drive->media == ide_disk ||
@@ -1187,6 +1191,8 @@ static void __exit exit_idescsi_module(void)
 	driver_unregister(&idescsi_driver.gen_driver);
 }
 
+module_param(idescsi_nocd, int, 0600);
+MODULE_PARM_DESC(idescsi_nocd, "Disable handling of CD-ROMs so they may be driven by ide-cd");
 module_init(init_idescsi_module);
 module_exit(exit_idescsi_module);
 MODULE_LICENSE("GPL");