[PATCH v1 1/1] thermal: intel: intel_soc_dts_iosf: Switch to use find_first_zero_bit()
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: 2021-06-18 15:34:39
Also in:
lkml
Subsystem:
the rest, thermal · Maintainers:
Linus Torvalds, Rafael J. Wysocki, Daniel Lezcano
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;
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2.30.2