diff --git a/include/asm-powerpc/cell-pmu.h b/include/asm-powerpc/cell-pmu.h
index 63037c3..e8c2ebd 100644
--- a/include/asm-powerpc/cell-pmu.h
+++ b/include/asm-powerpc/cell-pmu.h
@@ -91,5 +91,23 @@
 extern void cbe_disable_pm_interrupts(u32 cpu);
 extern u32  cbe_query_pm_interrupts(u32 cpu);
 extern u32  cbe_clear_pm_interrupts(u32 cpu);
+extern void cbe_sync_irq(int node);
+
+/* Utility functions, macros */
+extern u32 cbe_get_hw_thread_id(int cpu);
+
+#define cbe_cpu_to_node(cpu) ((cpu) >> 1)
+
+#define CBE_COUNT_SUPERVISOR_MODE       0
+#define CBE_COUNT_HYPERVISOR_MODE       1
+#define CBE_COUNT_PROBLEM_MODE          2
+#define CBE_COUNT_ALL_MODES             3
+
+/* Macros for the pm07_control registers. */
+#define PM07_CTR_INPUT_MUX(x)                    (((x) & 0x3F) << 26)
+#define PM07_CTR_INPUT_CONTROL(x)                (((x) & 1) << 25)
+#define PM07_CTR_POLARITY(x)                     (((x) & 1) << 24)
+#define PM07_CTR_COUNT_CYCLES(x)                 (((x) & 1) << 23)
+#define PM07_CTR_ENABLE(x)                       (((x) & 1) << 22)
 
 #endif /* __ASM_CELL_PMU_H__ */
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index a9a4014..762d15e 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -45,6 +45,7 @@
 	PPC_OPROFILE_POWER4 = 2,
 	PPC_OPROFILE_G4 = 3,
 	PPC_OPROFILE_BOOKE = 4,
+	PPC_OPROFILE_CELL = 5,
 };
 
 struct cpu_spec {
diff --git a/include/asm-powerpc/oprofile_impl.h b/include/asm-powerpc/oprofile_impl.h
index 07a10e5..71043bf 100644
--- a/include/asm-powerpc/oprofile_impl.h
+++ b/include/asm-powerpc/oprofile_impl.h
@@ -44,7 +44,9 @@
 			   int num_counters);
 	void (*cpu_setup) (struct op_counter_config *);
 	void (*start) (struct op_counter_config *);
+        void (*global_start) (struct op_counter_config *);
 	void (*stop) (void);
+	void (*global_stop) (void);
 	void (*handle_interrupt) (struct pt_regs *,
 				  struct op_counter_config *);
 	int num_counters;
@@ -54,6 +56,7 @@
 extern struct op_powerpc_model op_model_rs64;
 extern struct op_powerpc_model op_model_power4;
 extern struct op_powerpc_model op_model_7450;
+extern struct op_powerpc_model op_model_cell;
 
 #ifndef CONFIG_FSL_BOOKE