[PATCH 7/9] firmware: arm_scmi: Simplify error path in scmi_dvfs_device_opps_add()

From: Ulf Hansson
Date: Mon Sep 25 2023 - 09:18:26 EST


Let's simplify the code in scmi_dvfs_device_opps_add() by using
dev_pm_opp_remove_all_dynamic() in the error path.

Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
---
drivers/firmware/arm_scmi/perf.c | 16 ++++------------
1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 9eb58df9124d..733c5ebeb555 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -787,30 +787,22 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph,
{
int idx, ret;
unsigned long freq;
- struct scmi_opp *opp;
struct perf_dom_info *dom;

dom = scmi_perf_domain_lookup(ph, domain);
if (IS_ERR(dom))
return PTR_ERR(dom);

- for (opp = dom->opp, idx = 0; idx < dom->opp_count; idx++, opp++) {
+ for (idx = 0; idx < dom->opp_count; idx++) {
if (!dom->level_indexing_mode)
- freq = opp->perf * dom->mult_factor;
+ freq = dom->opp[idx].perf * dom->mult_factor;
else
- freq = opp->indicative_freq * 1000;
+ freq = dom->opp[idx].indicative_freq * 1000;

ret = dev_pm_opp_add(dev, freq, 0);
if (ret) {
dev_warn(dev, "failed to add opp %luHz\n", freq);
-
- while (idx-- > 0) {
- if (!dom->level_indexing_mode)
- freq = (--opp)->perf * dom->mult_factor;
- else
- freq = (--opp)->indicative_freq * 1000;
- dev_pm_opp_remove(dev, freq);
- }
+ dev_pm_opp_remove_all_dynamic(dev);
return ret;
}

--
2.34.1