[PATCH] ps3: don't call ps3_system_bus_driver_register on other platforms

ps3_system_bus_driver_register is PS3 platform specific function.
On other platforms, it triggers WARN_ON in kref_get.

Signed-off-by: Kou Ishizaki <[email protected]>
---

Index: linux-powerpc-git/drivers/usb/host/ehci-hcd.c
diff -u linux-powerpc-git/drivers/usb/host/ehci-hcd.c:1.1.1.2 linux-powerpc-git/drivers/usb/host/ehci-hcd.c:1.4
--- linux-powerpc-git/drivers/usb/host/ehci-hcd.c:1.1.1.2	Fri Feb  9 13:44:37 2007
+++ linux-powerpc-git/drivers/usb/host/ehci-hcd.c	Wed Feb 14 12:30:56 2007
@@ -42,6 +42,9 @@
 #include <asm/irq.h>
 #include <asm/system.h>
 #include <asm/unaligned.h>
+#ifdef CONFIG_PPC_PS3
+#include <asm/firmware.h>
+#endif
 
 
 /*-------------------------------------------------------------------------*/
@@ -951,15 +954,18 @@
 #endif
 
 #ifdef PS3_SYSTEM_BUS_DRIVER
-	retval = ps3_system_bus_driver_register(&PS3_SYSTEM_BUS_DRIVER);
-	if (retval < 0) {
+	if (firmware_has_feature(FW_FEATURE_PS3_LV1)) {
+		retval = ps3_system_bus_driver_register(
+				&PS3_SYSTEM_BUS_DRIVER);
+		if (retval < 0) {
 #ifdef PLATFORM_DRIVER
-		platform_driver_unregister(&PLATFORM_DRIVER);
+			platform_driver_unregister(&PLATFORM_DRIVER);
 #endif
 #ifdef PCI_DRIVER
-		pci_unregister_driver(&PCI_DRIVER);
+			pci_unregister_driver(&PCI_DRIVER);
 #endif
-		return retval;
+			return retval;
+		}
 	}
 #endif
 
@@ -976,7 +982,8 @@
 	pci_unregister_driver(&PCI_DRIVER);
 #endif
 #ifdef PS3_SYSTEM_BUS_DRIVER
-	ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
+	if (firmware_has_feature(FW_FEATURE_PS3_LV1))
+		ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
 #endif
 }
 module_exit(ehci_hcd_cleanup);
Index: linux-powerpc-git/drivers/usb/host/ohci-hcd.c
diff -u linux-powerpc-git/drivers/usb/host/ohci-hcd.c:1.1.1.4 linux-powerpc-git/drivers/usb/host/ohci-hcd.c:1.2
--- linux-powerpc-git/drivers/usb/host/ohci-hcd.c:1.1.1.4	Fri Feb  9 13:44:37 2007
+++ linux-powerpc-git/drivers/usb/host/ohci-hcd.c	Wed Feb 14 12:30:56 2007
@@ -42,6 +42,9 @@
 #include <asm/system.h>
 #include <asm/unaligned.h>
 #include <asm/byteorder.h>
+#ifdef CONFIG_PPC_PS3
+#include <asm/firmware.h>
+#endif
 
 #include "../core/hcd.h"
 
@@ -944,9 +947,12 @@
 		sizeof (struct ed), sizeof (struct td));
 
 #ifdef PS3_SYSTEM_BUS_DRIVER
-	retval = ps3_system_bus_driver_register(&PS3_SYSTEM_BUS_DRIVER);
-	if (retval < 0)
-		goto error_ps3;
+	if (firmware_has_feature(FW_FEATURE_PS3_LV1)) {
+		retval = ps3_system_bus_driver_register(
+				&PS3_SYSTEM_BUS_DRIVER);
+		if (retval < 0)
+			goto error_ps3;
+	}
 #endif
 
 #ifdef PLATFORM_DRIVER
@@ -992,7 +998,8 @@
  error_platform:
 #endif
 #ifdef PS3_SYSTEM_BUS_DRIVER
-	ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
+	if (firmware_has_feature(FW_FEATURE_PS3_LV1))
+		ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
  error_ps3:
 #endif
 	return retval;
@@ -1014,7 +1021,8 @@
 	platform_driver_unregister(&PLATFORM_DRIVER);
 #endif
 #ifdef PS3_SYSTEM_BUS_DRIVER
-	ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
+	if (firmware_has_feature(FW_FEATURE_PS3_LV1))
+		ps3_system_bus_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
 #endif
 }
 module_exit(ohci_hcd_mod_exit);