7 files changed, 38 insertions, 30 deletions

diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c
index 97898d5d34e..1726bfe38ee 100644
--- a/arch/powerpc/platforms/cell/spufs/switch.c
+++ b/arch/powerpc/platforms/cell/spufs/switch.c
@@ -1297,7 +1297,7 @@ static inline void setup_decr(struct spu_state *csa, struct spu *spu)
 		cycles_t resume_time = get_cycles();
 		cycles_t delta_time = resume_time - csa->suspend_time;
 
-		csa->lscsa->decr.slot[0] = delta_time;
+		csa->lscsa->decr.slot[0] -= delta_time;
 	}
 }
 
diff --git a/arch/powerpc/platforms/chrp/chrp.h b/arch/powerpc/platforms/chrp/chrp.h
index 63f0aee4c15..996c28744e9 100644
--- a/arch/powerpc/platforms/chrp/chrp.h
+++ b/arch/powerpc/platforms/chrp/chrp.h
@@ -9,3 +9,4 @@ extern long chrp_time_init(void);
 
 extern void chrp_find_bridges(void);
 extern void chrp_event_scan(unsigned long);
+extern void chrp_pcibios_fixup(void);
diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c
index 8ef279ad36a..ac224876ce5 100644
--- a/arch/powerpc/platforms/chrp/pci.c
+++ b/arch/powerpc/platforms/chrp/pci.c
@@ -23,6 +23,8 @@
 #include <asm/grackle.h>
 #include <asm/rtas.h>
 
+#include "chrp.h"
+
 /* LongTrail */
 void __iomem *gg2_pci_config_base;
 
@@ -314,6 +316,6 @@ chrp_find_bridges(void)
 	}
 
 	/* Do not fixup interrupts from OF tree on pegasos */
-	if (is_pegasos == 0)
-		ppc_md.pcibios_fixup = chrp_pcibios_fixup;
+	if (is_pegasos)
+		ppc_md.pcibios_fixup = NULL;
 }
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 23a20171870..18d89f38796 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -440,8 +440,6 @@ void __init chrp_init_IRQ(void)
 
 	if (_chrp_type == _CHRP_Pegasos)
 		ppc_md.get_irq        = i8259_irq;
-	else
-		ppc_md.get_irq        = mpic_get_irq;
 
 #if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON)
 	/* see if there is a keyboard in the device tree
@@ -528,26 +526,24 @@ static int __init chrp_probe(void)
 	/* Assume we have an 8259... */
 	__irq_offset_value = NUM_ISA_INTERRUPTS;
 
-	ppc_md.setup_arch     = chrp_setup_arch;
-	ppc_md.show_cpuinfo   = chrp_show_cpuinfo;
-
-	ppc_md.init_IRQ       = chrp_init_IRQ;
-	ppc_md.init           = chrp_init2;
-
-	ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot;
-
-	ppc_md.restart        = rtas_restart;
-	ppc_md.power_off      = rtas_power_off;
-	ppc_md.halt           = rtas_halt;
-
-	ppc_md.time_init      = chrp_time_init;
-	ppc_md.calibrate_decr = generic_calibrate_decr;
-
-	/* this may get overridden with rtas routines later... */
-	ppc_md.set_rtc_time   = chrp_set_rtc_time;
-	ppc_md.get_rtc_time   = chrp_get_rtc_time;
-
-#ifdef CONFIG_SMP
-	smp_ops = &chrp_smp_ops;
-#endif /* CONFIG_SMP */
+	return 1;
 }
+
+define_machine(chrp) {
+	.name			= "CHRP",
+	.probe			= chrp_probe,
+	.setup_arch		= chrp_setup_arch,
+	.init			= chrp_init2,
+	.show_cpuinfo		= chrp_show_cpuinfo,
+	.init_IRQ		= chrp_init_IRQ,
+	.get_irq		= mpic_get_irq,
+	.pcibios_fixup		= chrp_pcibios_fixup,
+	.restart		= rtas_restart,
+	.power_off		= rtas_power_off,
+	.halt			= rtas_halt,
+	.time_init		= chrp_time_init,
+	.set_rtc_time		= chrp_set_rtc_time,
+	.get_rtc_time		= chrp_get_rtc_time,
+	.calibrate_decr		= generic_calibrate_decr,
+	.phys_mem_access_prot	= pci_phys_mem_access_prot,
+};
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 6ce8a404ba6..a6fd9bedb07 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -54,6 +54,7 @@
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/lpar_map.h>
 #include <asm/udbg.h>
+#include <asm/irq.h>
 
 #include "naca.h"
 #include "setup.h"
@@ -684,6 +685,12 @@ static int __init iseries_probe(void)
 	powerpc_firmware_features |= FW_FEATURE_ISERIES;
 	powerpc_firmware_features |= FW_FEATURE_LPAR;
 
+	/*
+	 * The Hypervisor only allows us up to 256 interrupt
+	 * sources (the irq number is passed in a u8).
+	 */
+	virt_irq_max = 255;
+
 	return 1;
 }
 
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 780fb27a009..32eaddfa547 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -957,8 +957,10 @@ static void eeh_remove_device(struct pci_dev *dev)
 	pci_addr_cache_remove_device(dev);
 
 	dn = pci_device_to_OF_node(dev);
-	PCI_DN(dn)->pcidev = NULL;
-	pci_dev_put (dev);
+	if (PCI_DN(dn)->pcidev) {
+		PCI_DN(dn)->pcidev = NULL;
+		pci_dev_put (dev);
+	}
 }
 
 void eeh_remove_bus_device(struct pci_dev *dev)
diff --git a/arch/powerpc/platforms/pseries/rtasd.c b/arch/powerpc/platforms/pseries/rtasd.c
index fcc4d561a23..e0000ce769e 100644
--- a/arch/powerpc/platforms/pseries/rtasd.c
+++ b/arch/powerpc/platforms/pseries/rtasd.c
@@ -488,7 +488,7 @@ static int __init rtas_init(void)
 	/* No RTAS */
 	if (rtas_token("event-scan") == RTAS_UNKNOWN_SERVICE) {
 		printk(KERN_INFO "rtasd: no event-scan on system\n");
-		return 1;
+		return -ENODEV;
 	}
 
 	entry = create_proc_entry("ppc64/rtas/error_log", S_IRUSR, NULL);