[PATCH 8/9] firmware: arm_scmi: Specify the performance level when adding an OPP

From: Ulf Hansson
Date: Mon Sep 25 2023 - 09:18:29 EST


To enable the performance level to be used for OPPs, let's convert into
using the dev_pm_opp_add_dynamic() API when creating them. This will be
particularly useful for the SCMI performance domain, as shown through
subsequent changes.

Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
---
drivers/firmware/arm_scmi/perf.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 733c5ebeb555..c6a1332164c1 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -787,6 +787,7 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph,
{
int idx, ret;
unsigned long freq;
+ struct dev_pm_opp_data data = {};
struct perf_dom_info *dom;

dom = scmi_perf_domain_lookup(ph, domain);
@@ -799,7 +800,10 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph,
else
freq = dom->opp[idx].indicative_freq * 1000;

- ret = dev_pm_opp_add(dev, freq, 0);
+ data.level = dom->opp[idx].perf;
+ data.freq = freq;
+
+ ret = dev_pm_opp_add_dynamic(dev, &data);
if (ret) {
dev_warn(dev, "failed to add opp %luHz\n", freq);
dev_pm_opp_remove_all_dynamic(dev);
--
2.34.1