On Wednesday, March 20, 2013 10:21:10 AM Konrad Rzeszutek Wilk wrote:
> They are defined in coreboot (MSR_PLATFORM) and the other
> one is already defined in msr-index.h.
>
> Lets use those.
>
> CC: rafael.j.wysocki@xxxxxxxxx
> CC: dirk.j.brandewie@xxxxxxxxx
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Applied.
Thanks,
Rafael
> ---
> arch/x86/include/uapi/asm/msr-index.h | 1 +
> drivers/cpufreq/intel_pstate.c | 6 +++---
> 2 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/arch/x86/include/uapi/asm/msr-index.h b/arch/x86/include/uapi/asm/msr-index.h
> index 892ce40..7a060f4 100644
> --- a/arch/x86/include/uapi/asm/msr-index.h
> +++ b/arch/x86/include/uapi/asm/msr-index.h
> @@ -44,6 +44,7 @@
> #define SNB_C1_AUTO_UNDEMOTE (1UL << 27)
> #define SNB_C3_AUTO_UNDEMOTE (1UL << 28)
>
> +#define MSR_PLATFORM_INFO 0x000000ce
> #define MSR_MTRRcap 0x000000fe
> #define MSR_IA32_BBL_CR_CTL 0x00000119
> #define MSR_IA32_BBL_CR_CTL3 0x0000011e
> diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
> index f6dd1e7..dadc27d 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -358,14 +358,14 @@ static void intel_pstate_sysfs_expose_params(void)
> static int intel_pstate_min_pstate(void)
> {
> u64 value;
> - rdmsrl(0xCE, value);
> + rdmsrl(MSR_PLATFORM_INFO, value);
> return (value >> 40) & 0xFF;
> }
>
> static int intel_pstate_max_pstate(void)
> {
> u64 value;
> - rdmsrl(0xCE, value);
> + rdmsrl(MSR_PLATFORM_INFO, value);
> return (value >> 8) & 0xFF;
> }
>
> @@ -373,7 +373,7 @@ static int intel_pstate_turbo_pstate(void)
> {
> u64 value;
> int nont, ret;
> - rdmsrl(0x1AD, value);
> + rdmsrl(MSR_NHM_TURBO_RATIO_LIMIT, value);
> nont = intel_pstate_max_pstate();
> ret = ((value) & 255);
> if (ret <= nont)
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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