Add "performance" column to debug summary which shows performance state of all power domains and theirs devices.
Signed-off-by: Dmitry Osipenko digetx@gmail.com --- drivers/base/power/domain.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index a3e1bfc233d4..1c60dae8540c 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 @@ -2987,7 +2995,10 @@ static int genpd_summary_one(struct seq_file *s, * Also genpd->name is immutable. */ list_for_each_entry(link, &genpd->parent_links, parent_node) { - seq_printf(s, "%s", link->child->name); + if (list_is_first(&link->parent_node, &genpd->parent_links)) + seq_printf(s, "\n%50s ", link->child->name); + else + seq_printf(s, "%s", link->child->name); if (!list_is_last(&link->parent_node, &genpd->parent_links)) seq_puts(s, ", "); } @@ -3001,6 +3012,7 @@ 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 +3028,9 @@ 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)