From a7e4236511c678bf012901faf3c285d199a1adc8 Mon Sep 17 00:00:00 2001
From: Sam Ravnborg <sam@ravnborg.org>
Date: Sat, 1 Jan 2011 12:53:10 +0000
Subject: sparc: remove unused prom cpu functions

Remove the following unused funtions:
prom_stopcpu()
prom_idlecpu()
prom_restartcpu()

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 arch/sparc/include/asm/oplib_32.h |  9 -----
 arch/sparc/prom/mp.c              | 78 ---------------------------------------
 2 files changed, 87 deletions(-)

(limited to 'arch')

diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h
index 91411bc2d4c0..640558801b8e 100644
--- a/arch/sparc/include/asm/oplib_32.h
+++ b/arch/sparc/include/asm/oplib_32.h
@@ -105,15 +105,6 @@ extern void prom_write(const char *buf, unsigned int len);
 extern int prom_startcpu(int cpunode, struct linux_prom_registers *context_table,
 			 int context, char *program_counter);
 
-/* Stop the CPU with the passed device tree node. */
-extern int prom_stopcpu(int cpunode);
-
-/* Idle the CPU with the passed device tree node. */
-extern int prom_idlecpu(int cpunode);
-
-/* Re-Start the CPU with the passed device tree node. */
-extern int prom_restartcpu(int cpunode);
-
 /* Sun4/sun4c specific memory-management startup hook. */
 
 /* Map the passed segment in the given context at the passed
diff --git a/arch/sparc/prom/mp.c b/arch/sparc/prom/mp.c
index 4c4dc79f65af..97c44c9ddbc8 100644
--- a/arch/sparc/prom/mp.c
+++ b/arch/sparc/prom/mp.c
@@ -41,81 +41,3 @@ prom_startcpu(int cpunode, struct linux_prom_registers *ctable_reg, int ctx, cha
 
 	return ret;
 }
-
-/* Stop CPU with device prom-tree node 'cpunode'.
- * XXX Again, what does the return value really mean? XXX
- */
-int
-prom_stopcpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpustop))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
-
-/* Make CPU with device prom-tree node 'cpunode' idle.
- * XXX Return value, anyone? XXX
- */
-int
-prom_idlecpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpuidle))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
-
-/* Resume the execution of CPU with nodeid 'cpunode'.
- * XXX Come on, somebody has to know... XXX
- */
-int
-prom_restartcpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpuresume))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
-- 
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