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More power management updates for v4.13-rc1

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- Revert a recent change in the generic power domains (genpd)
    framework that led to regressions and turned out the be misguided
    (Rafael Wysocki).
 
  - Fix a recently introduced build issue in the generic power domains
    (genpd) framework (Arnd Bergmann).
 
  - Constify attribute_group structures in the PM core, the cpufreq
    stats code and in intel_pstate (Arvind Yadav).
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Merge tag 'pm-extra-4.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more power management updates from Rafael Wysocki:
 "These revert one recent change in the generic power domains
  framework, fix a recently introduced build issue in there and
  constify attribute_group structures in some places.

  Specifics:

   - Revert a recent change in the generic power domains (genpd)
     framework that led to regressions and turned out the be misguided
     (Rafael Wysocki).

   - Fix a recently introduced build issue in the generic power domains
     (genpd) framework (Arnd Bergmann).

   - Constify attribute_group structures in the PM core, the cpufreq
     stats code and in intel_pstate (Arvind Yadav)"

* tag 'pm-extra-4.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  cpufreq: intel_pstate: constify attribute_group structures
  cpufreq: cpufreq_stats: constify attribute_group structures
  PM / sleep: constify attribute_group structures
  PM / Domains: provide pm_genpd_poweroff_noirq() stub
  Revert "PM / Domains: Handle safely genpd_syscore_switch() call on non-genpd device"
This commit is contained in:
Linus Torvalds 2017-07-10 15:16:21 -07:00
commit 1633b39610
4 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/base/power/domain.c
View File

@ -1148,8 +1148,8 @@ static void genpd_syscore_switch(struct device *dev, bool suspend)
{
struct generic_pm_domain *genpd;
genpd = genpd_lookup_dev(dev);
if (!genpd)
genpd = dev_to_genpd(dev);
if (!pm_genpd_present(genpd))
return;
if (suspend) {
@ -1180,6 +1180,7 @@ EXPORT_SYMBOL_GPL(pm_genpd_syscore_poweron);
#define pm_genpd_resume_noirq NULL
#define pm_genpd_freeze_noirq NULL
#define pm_genpd_thaw_noirq NULL
#define pm_genpd_poweroff_noirq NULL
#define pm_genpd_restore_noirq NULL
#define pm_genpd_complete NULL

2
drivers/cpufreq/cpufreq_stats.c
View File

@ -135,7 +135,7 @@ static struct attribute *default_attrs[] = {
&trans_table.attr,
NULL
};
static struct attribute_group stats_attr_group = {
static const struct attribute_group stats_attr_group = {
.attrs = default_attrs,
.name = "stats"
};

2
drivers/cpufreq/intel_pstate.c
View File

@ -1214,7 +1214,7 @@ static struct attribute *intel_pstate_attributes[] = {
NULL
};
static struct attribute_group intel_pstate_attr_group = {
static const struct attribute_group intel_pstate_attr_group = {
.attrs = intel_pstate_attributes,
};

2
kernel/power/main.c
View File

@ -705,7 +705,7 @@ static struct attribute * g[] = {
NULL,
};
static struct attribute_group attr_group = {
static const struct attribute_group attr_group = {
.attrs = g,
};