Now that genpd supports dynamically switching the control for an
attached device between hardware- and software-mode, let's add this
information to the genpd summary in debugfs.
Suggested-by: Taniya Das <quic_tdas@xxxxxxxxxxx>
Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
---
Changes since v2:
* Reworded the commit according to Ulf's suggestion
* Dropped the _mode suffix from the status
* Replaced "mode" with "managed by" in summary show function
drivers/base/power/domain.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index dfb4f1de540d..93350e67b0e8 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -3171,6 +3171,15 @@ static void rtpm_status_str(struct seq_file *s, struct device *dev)
seq_printf(s, "%-25s ", p);
}
+static void mode_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_printf(s, "%20s", gpd_data->hw_mode ? "HW" : "SW");
+}
+
static void perf_status_str(struct seq_file *s, struct device *dev)
{
struct generic_pm_domain_data *gpd_data;
@@ -3229,6 +3238,7 @@ 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);
+ mode_status_str(s, pm_data->dev);
kfree(kobj_path);
}
@@ -3245,8 +3255,9 @@ static int summary_show(struct seq_file *s, void *data)
int ret = 0;
seq_puts(s, "domain status children performance\n");
- seq_puts(s, " /device runtime status\n");
- seq_puts(s, "----------------------------------------------------------------------------------------------\n");
+ seq_puts(s, " /device runtime status managed by\n");
+ seq_puts(s, "------------------------------------------------------------------------------------------------------------\n");
+
ret = mutex_lock_interruptible(&gpd_list_lock);
if (ret)
--
2.34.1
