[IA64] hotplug/ia64: SN Hotplug Driver - new SN PROM version code

This patch is a rewrite of the code to check the PROM version.  The current
code has some deficiences in the way PROM comparisons were made.  The minimum
value of PROM that will boot has also been changed to 4.04.

Signed-off-by: Prarit Bhargava <prarit@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 05aa8c2fe9bb..51cc4e63092c 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -589,8 +589,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft)
 
         /* sanity check prom rev */
 
-        if (sn_sal_rev_major() < 4 ||
-            (sn_sal_rev_major() == 4 && sn_sal_rev_minor() < 6)) {
+        if (sn_sal_rev() < 0x0406) {
                 printk
                     (KERN_ERR "%s:  SGI prom rev 4.06 or greater required "
                      "for tioca support\n", __FUNCTION__);