[PATCH v2 2/4] powerpc/cputable: advertise DSCR support on P7/P7+
Will Schmidt
will_schmidt at vnet.ibm.com
Tue May 21 01:04:18 EST 2013
On Fri, 2013-05-03 at 17:48 -0700, Nishanth Aravamudan wrote:
> Signed-off-by: Nishanth Aravamudan <nacc at us.ibm.com>
>
> diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
> index ae9f433..a792157 100644
> --- a/arch/powerpc/kernel/cputable.c
> +++ b/arch/powerpc/kernel/cputable.c
> @@ -98,6 +98,7 @@ extern void __restore_cpu_e6500(void);
> PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
> PPC_FEATURE_TRUE_LE | \
> PPC_FEATURE_PSERIES_PERFMON_COMPAT)
> +#define COMMON_USER2_POWER7 (PPC_FEATURE2_DSCR)
> #define COMMON_USER_POWER8 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_06 |\
> PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
> PPC_FEATURE_TRUE_LE | \
> @@ -428,6 +429,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
> .cpu_name = "POWER7 (architected)",
> .cpu_features = CPU_FTRS_POWER7,
> .cpu_user_features = COMMON_USER_POWER7,
> + .cpu_user_features2 = COMMON_USER2_POWER7,
> .mmu_features = MMU_FTRS_POWER7,
> .icache_bsize = 128,
> .dcache_bsize = 128,
> @@ -458,6 +460,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
> .cpu_name = "POWER7 (raw)",
> .cpu_features = CPU_FTRS_POWER7,
> .cpu_user_features = COMMON_USER_POWER7,
> + .cpu_user_features2 = COMMON_USER2_POWER7,
> .mmu_features = MMU_FTRS_POWER7,
> .icache_bsize = 128,
> .dcache_bsize = 128,
> @@ -475,6 +478,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
> .cpu_name = "POWER7+ (raw)",
> .cpu_features = CPU_FTRS_POWER7,
> .cpu_user_features = COMMON_USER_POWER7,
> + .cpu_user_features = COMMON_USER2_POWER7,
^ Oops here, I think. Please consider applying this on top.
Untested, but seems obvious.
Fix a typo in setting COMMON_USER2_POWER7 bits to .cpu_user_features2
cpu specs table.
Signed-off-by: Will Schmidt <will_schmidt at vnet.ibm.com>
diff --git a/arch/powerpc/kernel/cputable.c
b/arch/powerpc/kernel/cputable.c
index c60bbec..51eecb5 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -482,7 +482,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER7+ (raw)",
.cpu_features = CPU_FTRS_POWER7,
.cpu_user_features = COMMON_USER_POWER7,
- .cpu_user_features = COMMON_USER2_POWER7,
+ .cpu_user_features2 = COMMON_USER2_POWER7,
.mmu_features = MMU_FTRS_POWER7,
.icache_bsize = 128,
.dcache_bsize = 128,
> .mmu_features = MMU_FTRS_POWER7,
> .icache_bsize = 128,
> .dcache_bsize = 128,
>
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