Patchwork [2/2] powerpc: oprofile: enable support for ppc750 processors

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Submitter Octavian Purdila
Date March 4, 2009, 12:02 p.m.
Message ID <200903041402.43130.opurdila@ixiacom.com>
Download mbox | patch
Permalink /patch/24037/
State Accepted
Commit 7c9583a4db7e3009843aaae0567d299e2837c5ae
Delegated to: Benjamin Herrenschmidt
Headers show

Comments

Octavian Purdila - March 4, 2009, 12:02 p.m.
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

> On Tue, 2009-01-06 at 14:55 +0200, Octavian Purdila wrote:
> > Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
>
> So I'm going to merge 1/2 but this one should really be changed to
> advertise ppc/750 in oprofile_cpu_type (ie. to userspace).
>

Sure. Here is the new patch which uses ppc/750. It enables oprofile for all 3 FX variants and GX as well.

Thanks!
tavi


commit 70f4865a614e9b0ff4594ebd52b95f78e998b79f
Author: Octavian Purdila <opurdila@ixiacom.com>
Date:   Tue Jan 6 12:51:43 2009 +0200

    powerpc: oprofile: enable support for ppc750 processors
    
    Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>

Patch

diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 923f87a..c3ea72b 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -726,6 +726,8 @@  static struct cpu_spec __initdata cpu_specs[] = {
 		.cpu_setup		= __setup_cpu_750,
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc750",
+		.oprofile_cpu_type      = "ppc/750",
+		.oprofile_type		= PPC_OPROFILE_G4,
 	},
 	{	/* 750FX rev 2.0 must disable HID0[DPM] */
 		.pvr_mask		= 0xffffffff,
@@ -741,6 +743,8 @@  static struct cpu_spec __initdata cpu_specs[] = {
 		.cpu_setup		= __setup_cpu_750,
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc750",
+		.oprofile_cpu_type      = "ppc/750",
+		.oprofile_type		= PPC_OPROFILE_G4,
 	},
 	{	/* 750FX (All revs except 2.0) */
 		.pvr_mask		= 0xffff0000,
@@ -756,6 +760,8 @@  static struct cpu_spec __initdata cpu_specs[] = {
 		.cpu_setup		= __setup_cpu_750fx,
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc750",
+		.oprofile_cpu_type      = "ppc/750",
+		.oprofile_type		= PPC_OPROFILE_G4,
 	},
 	{	/* 750GX */
 		.pvr_mask		= 0xffff0000,
@@ -771,6 +777,8 @@  static struct cpu_spec __initdata cpu_specs[] = {
 		.cpu_setup		= __setup_cpu_750fx,
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc750",
+		.oprofile_cpu_type      = "ppc/750",
+		.oprofile_type		= PPC_OPROFILE_G4,
 	},
 	{	/* 740/750 (L2CR bit need fixup for 740) */
 		.pvr_mask		= 0xffff0000,