From: Viresh Kumar <viresh.kumar@linaro.org>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Peter Geis <pgwipeout@gmail.com>,
Nicolas Chauvet <kwizart@gmail.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Kevin Hilman <khilman@kernel.org>,
Peter De Schrijver <pdeschrijver@nvidia.com>,
Viresh Kumar <vireshk@kernel.org>,
Stephen Boyd <sboyd@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Matt Merhar <mattmerhar@protonmail.com>,
linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 2/3] PM: domains: Add "performance" column to debug summary
Date: Mon, 18 Jan 2021 13:01:18 +0530 [thread overview]
Message-ID: <20210118073118.lwf4q2fcsx3n7n7c@vireshk-i7> (raw)
In-Reply-To: <20210118011330.4145-3-digetx@gmail.com>
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>
--
viresh
next prev parent reply other threads:[~2021-01-18 7:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-18 1:13 [PATCH v3 0/3] GENPD API improvements Dmitry Osipenko
2021-01-18 1:13 ` [PATCH v3 1/3] PM: domains: Make set_performance_state() callback optional Dmitry Osipenko
2021-01-18 7:28 ` Viresh Kumar
2021-01-18 10:59 ` Ulf Hansson
2021-01-18 11:05 ` Viresh Kumar
2021-01-18 12:46 ` Ulf Hansson
2021-01-19 3:44 ` Viresh Kumar
2021-01-19 9:52 ` Ulf Hansson
2021-01-19 9:55 ` Viresh Kumar
2021-01-18 18:44 ` Dmitry Osipenko
2021-01-18 1:13 ` [PATCH v3 2/3] PM: domains: Add "performance" column to debug summary Dmitry Osipenko
2021-01-18 7:31 ` Viresh Kumar [this message]
2021-01-18 1:13 ` [PATCH v3 3/3] PM: domains: Make of_genpd_add_subdomain() to return -EPROBE_DEFER Dmitry Osipenko
2021-01-18 7:32 ` Viresh Kumar
2021-01-18 10:32 ` Ulf Hansson
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