linux-kernel - [PATCH] perfmon2 add support for ppc970 processors

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Date:	Thu,  6 Nov 2008 16:59:38 -0700
From:	arges@...ux.vnet.ibm.com
To:	eranian@...il.com
Cc:	perfmon2-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	Chris J Arges <arges@...ux.vnet.ibm.com>
Subject: [PATCH] perfmon2 add support for ppc970 processors

From: Chris J Arges <arges@...ux.vnet.ibm.com>

Allows ppc970(fx,mp,gx) to use the perfmon_power4 module.
---
 arch/powerpc/perfmon/perfmon.c        |    2 +-
 arch/powerpc/perfmon/perfmon_power4.c |    8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/perfmon/perfmon.c b/arch/powerpc/perfmon/perfmon.c
index a14a1e3..f1d93ee 100644
--- a/arch/powerpc/perfmon/perfmon.c
+++ b/arch/powerpc/perfmon/perfmon.c
@@ -284,7 +284,7 @@ char *pfm_arch_get_pmu_module_name(void)
 	case PV_970:
 	case PV_970FX:
 	case PV_970MP:
-		return "perfmon_ppc970";
+		return "perfmon_power4";
 	case PV_BE:
 		return "perfmon_cell";
 	}
diff --git a/arch/powerpc/perfmon/perfmon_power4.c b/arch/powerpc/perfmon/perfmon_power4.c
index eba9e8c..b262de3 100644
--- a/arch/powerpc/perfmon/perfmon_power4.c
+++ b/arch/powerpc/perfmon/perfmon_power4.c
@@ -57,8 +57,15 @@ static int pfm_power4_probe_pmu(void)
 	unsigned long pvr = mfspr(SPRN_PVR);
 	int ver = PVR_VER(pvr);
 
-	if ((ver == PV_POWER4) || (ver == PV_POWER4p))
+	switch (ver) {
+	case PV_POWER4:
+	case PV_POWER4p:
+	case PV_970:
+	case PV_970FX:
+	case PV_970MP:
+	case PV_970GX:
 		return 0;
+	}
 
 	return -1;
 }
-- 
1.5.4.5

Signed-off-by: Chris J Arges <arges@...ux.vnet.ibm.com>

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