[POWERPC] iSeries: fix viocd init
Only initialise viocd on legacy iSeries.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 54ca931..93fbf84 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -47,6 +47,7 @@
#include <asm/iseries/hv_types.h>
#include <asm/iseries/hv_lp_event.h>
#include <asm/iseries/vio.h>
+#include <asm/firmware.h>
#define VIOCD_DEVICE "iseries/vcd"
@@ -748,6 +749,9 @@
struct proc_dir_entry *e;
int ret = 0;
+ if (!firmware_has_feature(FW_FEATURE_ISERIES))
+ return -ENODEV;
+
if (viopath_hostLp == HvLpIndexInvalid) {
vio_set_hostlp();
/* If we don't have a host, bail out */