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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-06-20 15:31:41 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-06-20 15:31:41 +0300
commit56b7808572eea0db09c6b4873d17a4f1866d63a7 (patch)
treef3c21ef13c66c7b27d83a6ab75a402124f62c04c /drivers/cpufreq/intel_pstate.c
parentb00345d1994d588fa2687e1238fcd542f0320cba (diff)
parenta0944d904f951466047cb7ae625fc17927084e59 (diff)
downloadlinux-56b7808572eea0db09c6b4873d17a4f1866d63a7.tar.xz
Merge back earlier cpufreq changes for v4.8.
Diffstat (limited to 'drivers/cpufreq/intel_pstate.c')
-rw-r--r--drivers/cpufreq/intel_pstate.c58
1 files changed, 40 insertions, 18 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index fe9dc17ea873..10393fb4a955 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -35,6 +35,7 @@
#include <asm/msr.h>
#include <asm/cpu_device_id.h>
#include <asm/cpufeature.h>
+#include <asm/intel-family.h>
#define ATOM_RATIOS 0x66a
#define ATOM_VIDS 0x66b
@@ -1091,6 +1092,26 @@ static struct cpu_defaults knl_params = {
},
};
+static struct cpu_defaults bxt_params = {
+ .pid_policy = {
+ .sample_rate_ms = 10,
+ .deadband = 0,
+ .setpoint = 60,
+ .p_gain_pct = 14,
+ .d_gain_pct = 0,
+ .i_gain_pct = 4,
+ },
+ .funcs = {
+ .get_max = core_get_max_pstate,
+ .get_max_physical = core_get_max_pstate_physical,
+ .get_min = core_get_min_pstate,
+ .get_turbo = core_get_turbo_pstate,
+ .get_scaling = core_get_scaling,
+ .get_val = core_get_val,
+ .get_target_pstate = get_target_pstate_use_cpu_load,
+ },
+};
+
static void intel_pstate_get_min_max(struct cpudata *cpu, int *min, int *max)
{
int max_perf = cpu->pstate.turbo_pstate;
@@ -1334,29 +1355,30 @@ static void intel_pstate_update_util(struct update_util_data *data, u64 time,
(unsigned long)&policy }
static const struct x86_cpu_id intel_pstate_cpu_ids[] = {
- ICPU(0x2a, core_params),
- ICPU(0x2d, core_params),
- ICPU(0x37, silvermont_params),
- ICPU(0x3a, core_params),
- ICPU(0x3c, core_params),
- ICPU(0x3d, core_params),
- ICPU(0x3e, core_params),
- ICPU(0x3f, core_params),
- ICPU(0x45, core_params),
- ICPU(0x46, core_params),
- ICPU(0x47, core_params),
- ICPU(0x4c, airmont_params),
- ICPU(0x4e, core_params),
- ICPU(0x4f, core_params),
- ICPU(0x5e, core_params),
- ICPU(0x56, core_params),
- ICPU(0x57, knl_params),
+ ICPU(INTEL_FAM6_SANDYBRIDGE, core_params),
+ ICPU(INTEL_FAM6_SANDYBRIDGE_X, core_params),
+ ICPU(INTEL_FAM6_ATOM_SILVERMONT1, silvermont_params),
+ ICPU(INTEL_FAM6_IVYBRIDGE, core_params),
+ ICPU(INTEL_FAM6_HASWELL_CORE, core_params),
+ ICPU(INTEL_FAM6_BROADWELL_CORE, core_params),
+ ICPU(INTEL_FAM6_IVYBRIDGE_X, core_params),
+ ICPU(INTEL_FAM6_HASWELL_X, core_params),
+ ICPU(INTEL_FAM6_HASWELL_ULT, core_params),
+ ICPU(INTEL_FAM6_HASWELL_GT3E, core_params),
+ ICPU(INTEL_FAM6_BROADWELL_GT3E, core_params),
+ ICPU(INTEL_FAM6_ATOM_AIRMONT, airmont_params),
+ ICPU(INTEL_FAM6_SKYLAKE_MOBILE, core_params),
+ ICPU(INTEL_FAM6_BROADWELL_X, core_params),
+ ICPU(INTEL_FAM6_SKYLAKE_DESKTOP, core_params),
+ ICPU(INTEL_FAM6_BROADWELL_XEON_D, core_params),
+ ICPU(INTEL_FAM6_XEON_PHI_KNL, knl_params),
+ ICPU(INTEL_FAM6_ATOM_GOLDMONT, bxt_params),
{}
};
MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids);
static const struct x86_cpu_id intel_pstate_cpu_oob_ids[] = {
- ICPU(0x56, core_params),
+ ICPU(INTEL_FAM6_BROADWELL_XEON_D, core_params),
{}
};