diff mbox series

[RESEND,v3,2/5] PM: domains: Add the domain HW-managed mode to the summary

Message ID 20231101-gdsc-hwctrl-v3-2-0740ae6b2b04@linaro.org (mailing list archive)
State Not Applicable, archived
Headers show
Series PM: domains: Add control for switching back and forth to HW control | expand

Commit Message

Abel Vesa Nov. 1, 2023, 9:04 a.m. UTC
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@quicinc.com>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 drivers/base/power/domain.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

Comments

Dmitry Baryshkov Nov. 1, 2023, 9:26 p.m. UTC | #1
On Wed, 1 Nov 2023 at 11:06, Abel Vesa <abel.vesa@linaro.org> wrote:
>
> 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@quicinc.com>
> Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
> ---
>  drivers/base/power/domain.c | 15 +++++++++++++--
>  1 file changed, 13 insertions(+), 2 deletions(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

--
With best wishes
Dmitry
Bjorn Andersson Nov. 3, 2023, 7:47 p.m. UTC | #2
On Wed, Nov 01, 2023 at 11:04:08AM +0200, Abel Vesa wrote:
> 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@quicinc.com>
> Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>

Reviewed-by: Bjorn Andersson <andersson@kernel.org>

Regards,
Bjorn

> ---
>  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 3fb1a234c7f2..7044271ec93b 100644
> --- a/drivers/base/power/domain.c
> +++ b/drivers/base/power/domain.c
> @@ -3181,6 +3181,15 @@ 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;
> @@ -3239,6 +3248,7 @@ 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);
>  	}
>  
> @@ -3255,8 +3265,9 @@ 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
>
diff mbox series

Patch

diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 3fb1a234c7f2..7044271ec93b 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -3181,6 +3181,15 @@  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;
@@ -3239,6 +3248,7 @@  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);
 	}
 
@@ -3255,8 +3265,9 @@  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)