[linux-yocto] [PATCH 1/4] intel_pstate: add support for BXT-P

Yong, Jonathan jonathan.yong at intel.com
Mon Jun 20 22:33:03 PDT 2016

From: Kristen Carlson Accardi <kristen at linux.intel.com>

BXT-P cpuid added to whitelist.  BXT-P needs to use core_params
because the MSRs for BYT/CHT don't work on BXT.  Tuning for

Signed-off-by: Kristen Carlson Accardi <kristen at linux.intel.com>
Signed-off-by: Yong, Jonathan <jonathan.yong at intel.com>
 drivers/cpufreq/intel_pstate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index c374816..7d02796 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -913,6 +913,7 @@ static const struct x86_cpu_id intel_pstate_cpu_ids[] = {
 	ICPU(0x4c, byt_params),
 	ICPU(0x4e, core_params),
 	ICPU(0x4f, core_params),
+	ICPU(0x5c, core_params),
 	ICPU(0x5e, core_params),
 	ICPU(0x56, core_params),
 	ICPU(0x57, knl_params),

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