Message ID | 20210118011330.4145-3-digetx@gmail.com |
---|---|
State | Rejected |
Headers | show |
Series | GENPD API improvements | expand |
On 18-01-21, 04:13, Dmitry Osipenko wrote: > Add "performance" column to debug summary which shows performance state > of all power domains and theirs devices. > > Tested-by: Peter Geis <pgwipeout@gmail.com> > Tested-by: Nicolas Chauvet <kwizart@gmail.com> > Tested-by: Matt Merhar <mattmerhar@protonmail.com> > Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > --- > drivers/base/power/domain.c | 19 +++++++++++++++---- > 1 file changed, 15 insertions(+), 4 deletions(-) > > diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c > index a3e1bfc233d4..2ab77aa516eb 100644 > --- a/drivers/base/power/domain.c > +++ b/drivers/base/power/domain.c > @@ -2951,7 +2951,15 @@ static void rtpm_status_str(struct seq_file *s, struct device *dev) > else > WARN_ON(1); > > - seq_puts(s, p); > + seq_printf(s, "%-25s ", p); > +} > + > +static void perf_status_str(struct seq_file *s, struct device *dev) > +{ > + struct generic_pm_domain_data *gpd_data; > + > + gpd_data = to_gpd_data(dev->power.subsys_data->domain_data); > + seq_put_decimal_ull(s, "", gpd_data->performance_state); > } > > static int genpd_summary_one(struct seq_file *s, > @@ -2979,7 +2987,7 @@ static int genpd_summary_one(struct seq_file *s, > else > snprintf(state, sizeof(state), "%s", > status_lookup[genpd->status]); > - seq_printf(s, "%-30s %-15s ", genpd->name, state); > + seq_printf(s, "%-30s %-50s %u", genpd->name, state, genpd->performance_state); > > /* > * Modifications on the list require holding locks on both > @@ -2987,6 +2995,8 @@ static int genpd_summary_one(struct seq_file *s, > * Also genpd->name is immutable. > */ > list_for_each_entry(link, &genpd->parent_links, parent_node) { > + if (list_is_first(&link->parent_node, &genpd->parent_links)) > + seq_printf(s, "\n%48s", " "); > seq_printf(s, "%s", link->child->name); > if (!list_is_last(&link->parent_node, &genpd->parent_links)) > seq_puts(s, ", "); > @@ -3001,6 +3011,7 @@ static int genpd_summary_one(struct seq_file *s, > > seq_printf(s, "\n %-50s ", kobj_path); > rtpm_status_str(s, pm_data->dev); > + perf_status_str(s, pm_data->dev); > kfree(kobj_path); > } > > @@ -3016,9 +3027,9 @@ static int summary_show(struct seq_file *s, void *data) > struct generic_pm_domain *genpd; > int ret = 0; > > - seq_puts(s, "domain status children\n"); > + seq_puts(s, "domain status children performance\n"); > seq_puts(s, " /device runtime status\n"); > - seq_puts(s, "----------------------------------------------------------------------\n"); > + seq_puts(s, "----------------------------------------------------------------------------------------------\n"); > > ret = mutex_lock_interruptible(&gpd_list_lock); > if (ret) Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index a3e1bfc233d4..2ab77aa516eb 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -2951,7 +2951,15 @@ static void rtpm_status_str(struct seq_file *s, struct device *dev) else WARN_ON(1); - seq_puts(s, p); + seq_printf(s, "%-25s ", p); +} + +static void perf_status_str(struct seq_file *s, struct device *dev) +{ + struct generic_pm_domain_data *gpd_data; + + gpd_data = to_gpd_data(dev->power.subsys_data->domain_data); + seq_put_decimal_ull(s, "", gpd_data->performance_state); } static int genpd_summary_one(struct seq_file *s, @@ -2979,7 +2987,7 @@ static int genpd_summary_one(struct seq_file *s, else snprintf(state, sizeof(state), "%s", status_lookup[genpd->status]); - seq_printf(s, "%-30s %-15s ", genpd->name, state); + seq_printf(s, "%-30s %-50s %u", genpd->name, state, genpd->performance_state); /* * Modifications on the list require holding locks on both @@ -2987,6 +2995,8 @@ static int genpd_summary_one(struct seq_file *s, * Also genpd->name is immutable. */ list_for_each_entry(link, &genpd->parent_links, parent_node) { + if (list_is_first(&link->parent_node, &genpd->parent_links)) + seq_printf(s, "\n%48s", " "); seq_printf(s, "%s", link->child->name); if (!list_is_last(&link->parent_node, &genpd->parent_links)) seq_puts(s, ", "); @@ -3001,6 +3011,7 @@ static int genpd_summary_one(struct seq_file *s, seq_printf(s, "\n %-50s ", kobj_path); rtpm_status_str(s, pm_data->dev); + perf_status_str(s, pm_data->dev); kfree(kobj_path); } @@ -3016,9 +3027,9 @@ static int summary_show(struct seq_file *s, void *data) struct generic_pm_domain *genpd; int ret = 0; - seq_puts(s, "domain status children\n"); + seq_puts(s, "domain status children performance\n"); seq_puts(s, " /device runtime status\n"); - seq_puts(s, "----------------------------------------------------------------------\n"); + seq_puts(s, "----------------------------------------------------------------------------------------------\n"); ret = mutex_lock_interruptible(&gpd_list_lock); if (ret)