[PATCH 14/16] firmware: arm_scmi: Simplify error path in scmi_dvfs_device_opps_add()

Ulf Hansson ulf.hansson at linaro.org
Wed Jun 7 05:46:26 PDT 2023


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

Signed-off-by: Ulf Hansson <ulf.hansson at linaro.org>
---
 drivers/firmware/arm_scmi/perf.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 9c5340f590e4..03a496ccc603 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -585,23 +585,18 @@ 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;
 	struct scmi_perf_info *pi = ph->get_priv(ph);
 
 	dom = pi->dom_info + domain;
 
-	for (opp = dom->opp, idx = 0; idx < dom->opp_count; idx++, opp++) {
-		freq = opp->perf * dom->mult_factor;
+	for (idx = 0; idx < dom->opp_count; idx++) {
+		freq = dom->opp[idx].perf * dom->mult_factor;
 
 		ret = dev_pm_opp_add(dev, freq, 0);
 		if (ret) {
 			dev_warn(dev, "failed to add opp %luHz\n", freq);
-
-			while (idx-- > 0) {
-				freq = (--opp)->perf * dom->mult_factor;
-				dev_pm_opp_remove(dev, freq);
-			}
+			dev_pm_opp_remove_all_dynamic(dev);
 			return ret;
 		}
 	}
-- 
2.34.1




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