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[2/4] soc: qcom: rpmhpd: Introduce function to retrieve power domain performance state count

Message ID 1565398727-23090-3-git-send-email-thara.gopinath@linaro.org (mailing list archive)
State Superseded, archived
Headers show
Series qcom: Model RPMH power domains as thermal cooling devices | expand

Commit Message

Thara Gopinath Aug. 10, 2019, 12:58 a.m. UTC 
Populate .get_performace_state_count in genpd ops to retrieve the count
of performance states supported by a rpmh power domain.

Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
---
 drivers/soc/qcom/rpmhpd.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c
index 5741ec3..c3ceffd 100644
--- a/drivers/soc/qcom/rpmhpd.c
+++ b/drivers/soc/qcom/rpmhpd.c
@@ -285,6 +285,15 @@  static unsigned int rpmhpd_get_performance_state(struct generic_pm_domain *genpd
 	return dev_pm_opp_get_level(opp);
 }
 
+static int rpmhpd_performance_states_count(struct generic_pm_domain *domain,
+					   unsigned int *count)
+{
+	struct rpmhpd *pd = domain_to_rpmhpd(domain);
+
+	*count = pd->level_count;
+	return 0;
+}
+
 static int rpmhpd_update_level_mapping(struct rpmhpd *rpmhpd)
 {
 	int i;
@@ -373,6 +382,8 @@  static int rpmhpd_probe(struct platform_device *pdev)
 		rpmhpds[i]->pd.power_on = rpmhpd_power_on;
 		rpmhpds[i]->pd.set_performance_state = rpmhpd_set_performance_state;
 		rpmhpds[i]->pd.opp_to_performance_state = rpmhpd_get_performance_state;
+		rpmhpds[i]->pd.get_performance_state_count =
+					rpmhpd_performance_states_count;
 		pm_genpd_init(&rpmhpds[i]->pd, NULL, true);
 
 		data->domains[i] = &rpmhpds[i]->pd;