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PM: domains: Add the domain HW-managed mode to the summary

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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 under managed by column in debugfs.

Suggested-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Reviewed-by: Taniya Das <quic_tdas@quicinc.com>
Link: https://lore.kernel.org/r/20240624044809.17751-3-quic_jkona@quicinc.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Abel Vesa 2024-06-24 10:18:06 +05:30 committed by Ulf Hansson
parent 95f6454da9
commit 0155aaf95a
1 changed files with 12 additions and 2 deletions
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14
drivers/pmdomain/core.c
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@ -3184,6 +3184,15 @@ 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;
@ -3242,6 +3251,7 @@ 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);
}
@ -3258,8 +3268,8 @@ 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)