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Power management turbostat utility updates for v4.11-rc1

Browse source 
These update turbostat significantly and in particular:
 
  - Default output is now verbose, --debug is no longer required to
    get all counters.  As a result, some options have been added to
    specify exactly what output is wanted.
  - Added --quiet to skip system configuration output
  - Added --list, --show and --hide parameters
  - Added --cpu parameter
  - Enhanced Baytrail SoC support
  - Added Gemini Lake SoC support
  - Added sysfs C-state columns
 
 Also the symbol definitions in arch/x86/include/asm/intel-family.h
 and arch/x86/include/asm/msr-index.h are updated and the intel_idle
 and intel_pstate drivers are modified to use the updated symbols.
 
 Credits to Len Brown for all of these changes.
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Merge tag 'pm-turbostat-4.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull turbostat utility updates from Rafael Wysocki:
 "Power management turbostat utility updates.

  These update turbostat significantly and in particular:

   - default output is now verbose, --debug is no longer required to get
     all counters. As a result, some options have been added to specify
     exactly what output is wanted.

   - added --quiet to skip system configuration output

   - added --list, --show and --hide parameters

   - added --cpu parameter

   - enhanced Baytrail SoC support

   - added Gemini Lake SoC support

   - added sysfs C-state columns

  Also the symbol definitions in arch/x86/include/asm/intel-family.h and
  arch/x86/include/asm/msr-index.h are updated and the intel_idle and
  intel_pstate drivers are modified to use the updated symbols.

  Credits to Len Brown for all of these changes"

* tag 'pm-turbostat-4.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (44 commits)
  tools/power turbostat: version 17.02.24
  tools/power turbostat: bugfix: --add u32 was printed as u64
  tools/power turbostat: show error on exec
  tools/power turbostat: dump p-state software config
  tools/power turbostat: show package number, even without --debug
  tools/power turbostat: support "--hide C1" etc.
  tools/power turbostat: move --Package and --processor into the --cpu option
  tools/power turbostat: turbostat.8 update
  tools/power turbostat: update --list feature
  tools/power turbostat: use wide columns to display large numbers
  tools/power turbostat: Add --list option to show available header names
  tools/power turbostat: fix zero IRQ count shown in one-shot command mode
  tools/power turbostat: add --cpu parameter
  tools/power turbostat: print sysfs C-state stats
  tools/power turbostat: extend --add option to accept /sys path
  tools/power turbostat: skip unused counters on BDX
  tools/power turbostat: fix decoding for GLM, DNV, SKX turbo-ratio limits
  tools/power turbostat: skip unused counters on SKX
  tools/power turbostat: Denverton: use HW CC1 counter, skip C3, C7
  tools/power turbostat: initial Gemini Lake SOC support
  ...
This commit is contained in:
Linus Torvalds 2017-03-02 17:41:27 -08:00
commit c82be9d224
6 changed files with 1570 additions and 596 deletions
Download patch file Download diff file Expand all files Collapse all files

15
drivers/cpufreq/intel_pstate.c
View file

@ -39,11 +39,6 @@
#define INTEL_CPUFREQ_TRANSITION_LATENCY 20000
#define ATOM_RATIOS 0x66a
#define ATOM_VIDS 0x66b
#define ATOM_TURBO_RATIOS 0x66c
#define ATOM_TURBO_VIDS 0x66d
#ifdef CONFIG_ACPI
#include <acpi/processor.h>
#include <acpi/cppc_acpi.h>
@ -1355,7 +1350,7 @@ static int atom_get_min_pstate(void)
{
u64 value;
rdmsrl(ATOM_RATIOS, value);
rdmsrl(MSR_ATOM_CORE_RATIOS, value);
return (value >> 8) & 0x7F;
}
@ -1363,7 +1358,7 @@ static int atom_get_max_pstate(void)
{
u64 value;
rdmsrl(ATOM_RATIOS, value);
rdmsrl(MSR_ATOM_CORE_RATIOS, value);
return (value >> 16) & 0x7F;
}
@ -1371,7 +1366,7 @@ static int atom_get_turbo_pstate(void)
{
u64 value;
rdmsrl(ATOM_TURBO_RATIOS, value);
rdmsrl(MSR_ATOM_CORE_TURBO_RATIOS, value);
return value & 0x7F;
}
@ -1433,7 +1428,7 @@ static void atom_get_vid(struct cpudata *cpudata)
{
u64 value;
rdmsrl(ATOM_VIDS, value);
rdmsrl(MSR_ATOM_CORE_VIDS, value);
cpudata->vid.min = int_tofp((value >> 8) & 0x7f);
cpudata->vid.max = int_tofp((value >> 16) & 0x7f);
cpudata->vid.ratio = div_fp(
@ -1441,7 +1436,7 @@ static void atom_get_vid(struct cpudata *cpudata)
int_tofp(cpudata->pstate.max_pstate -
cpudata->pstate.min_pstate));
rdmsrl(ATOM_TURBO_VIDS, value);
rdmsrl(MSR_ATOM_CORE_TURBO_VIDS, value);
cpudata->vid.turbo = value & 0x7f;
}