* [PATCH v1 1/1] thermal: intel: intel_soc_dts_iosf: Switch to use find_first_zero_bit()
@ 2021-06-18 15:34 Andy Shevchenko
0 siblings, 0 replies; only message in thread
From: Andy Shevchenko @ 2021-06-18 15:34 UTC (permalink / raw)
To: Andy Shevchenko, linux-pm, linux-kernel
Cc: Zhang Rui, Daniel Lezcano, Amit Kucheria
Switch to use find_first_zero_bit() instead of open-coded variant.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/thermal/intel/intel_soc_dts_iosf.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/thermal/intel/intel_soc_dts_iosf.c b/drivers/thermal/intel/intel_soc_dts_iosf.c
index 4f1a2f7c016c..342b0bb5a56d 100644
--- a/drivers/thermal/intel/intel_soc_dts_iosf.c
+++ b/drivers/thermal/intel/intel_soc_dts_iosf.c
@@ -350,13 +350,14 @@ int intel_soc_dts_iosf_add_read_only_critical_trip(
int i, j;
for (i = 0; i < SOC_MAX_DTS_SENSORS; ++i) {
- for (j = 0; j < sensors->soc_dts[i].trip_count; ++j) {
- if (!(sensors->soc_dts[i].trip_mask & BIT(j))) {
- return update_trip_temp(&sensors->soc_dts[i], j,
- sensors->tj_max - critical_offset,
- THERMAL_TRIP_CRITICAL);
- }
- }
+ struct intel_soc_dts_sensor_entry *entry = &sensors->soc_dts[i];
+ int temp = sensors->tj_max - critical_offset;
+ unsigned long count = entry->trip_count;
+ unsigned long mask = entry->trip_mask;
+
+ j = find_first_zero_bit(&mask, count);
+ if (j < count)
+ return update_trip_temp(entry, j, temp, THERMAL_TRIP_CRITICAL);
}
return -EINVAL;
--
2.30.2
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