On 11/22/2012 08:01 PM, Michael Neuling wrote:

Heaven Myneni [off-list ref] wrote:

quoted

[PATCH 2/6] powerpc: Define CPU_FTR_HAS_PPR

CPU_FTR_HAS_PPR is defined for POWER7.

Signed-off-by: Haren Myneni <haren@us.ibm.com>
---
 arch/powerpc/include/asm/cputable.h |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index 21a0687..12e3a1d 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h

@@ -171,6 +171,7 @@ extern const char *powerpc_base_platform;
 #define CPU_FTR_POPCNTD			LONG_ASM_CONST(0x0800000000000000)
 #define CPU_FTR_ICSWX			LONG_ASM_CONST(0x1000000000000000)
 #define CPU_FTR_VMX_COPY		LONG_ASM_CONST(0x2000000000000000)
+#define	CPU_FTR_HAS_PPR			LONG_ASM_CONST(0x4000000000000000)
 
 #ifndef __ASSEMBLY__
 

@@ -400,7 +401,8 @@ extern const char *powerpc_base_platform;
 	    CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 	    CPU_FTR_DSCR | CPU_FTR_SAO  | CPU_FTR_ASYM_SMT | \
 	    CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
-	    CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY)
+	    CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | \
+	    CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR)
 #define CPU_FTRS_CELL	(CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \

@@ -422,7 +424,7 @@ extern const char *powerpc_base_platform;
 	    (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |	\
 	    CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 |	\
 	    CPU_FTRS_POWER7 | CPU_FTRS_CELL | CPU_FTRS_PA6T |		\
-	    CPU_FTR_VSX)
+	    CPU_FTR_VSX | CPU_FTR_HAS_PPR)

FYI, there is no need to add this to POSSIBLE, since you are adding it
to POWER7 anyway.

Will remove CPU_FTR_HAS_PPR for POSSIBLE macro. Added this in second
version for enabling this feature with command parameter, but forgot to
remove it.

Thanks
Haren

Mikey