diff options
| author | Vincent Donnefort <vincent.donnefort@arm.com> | 2021-09-08 15:05:24 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-10-05 16:33:05 +0200 |
| commit | 88f7a89560f6d0fc7803a8933637488f14e0a098 (patch) | |
| tree | cd93aabab5995d73458ba0f6cd57e9bbc1979c50 /kernel/power | |
| parent | c8ed99533dbc0fcc1142671ec80acb33045d2999 (diff) | |
| download | linux-88f7a89560f6d0fc7803a8933637488f14e0a098.tar.gz | |
PM: EM: Extend em_perf_domain with a flag field
Merge the current "milliwatts" option into a "flag" field. This intends to
prepare the extension of this structure for inefficient states support in
the Energy Model.
Signed-off-by: Vincent Donnefort <vincent.donnefort@arm.com>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'kernel/power')
| -rw-r--r-- | kernel/power/energy_model.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 6d84383475353..3a7d1573b2146 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -56,7 +56,8 @@ DEFINE_SHOW_ATTRIBUTE(em_debug_cpus); static int em_debug_units_show(struct seq_file *s, void *unused) { struct em_perf_domain *pd = s->private; - char *units = pd->milliwatts ? "milliWatts" : "bogoWatts"; + char *units = (pd->flags & EM_PERF_DOMAIN_MILLIWATTS) ? + "milliWatts" : "bogoWatts"; seq_printf(s, "%s\n", units); @@ -330,7 +331,8 @@ int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states, if (ret) goto unlock; - dev->em_pd->milliwatts = milliwatts; + if (milliwatts) + dev->em_pd->flags |= EM_PERF_DOMAIN_MILLIWATTS; em_debug_create_pd(dev); dev_info(dev, "EM: created perf domain\n"); |