hwmon: (dell-smm-hwmon) Fix fan mutliplier detection for 3rd fan

There are up to three fans, but the detection omits the 3rd one.
Fix that by using DELL_SMM_NO_FANS.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Fixes: 747bc8b063 (hwmon: (dell-smm) Detect fan with index=2)
Link: https://lore.kernel.org/r/20210728221557.8891-7-W_Armin@gmx.de
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Armin Wolf 2021-07-29 00:15:57 +02:00 committed by Guenter Roeck
parent deeba244b0
commit 2757269a7d

View file

@ -1263,7 +1263,7 @@ static int __init dell_smm_probe(struct platform_device *pdev)
* Autodetect fan multiplier based on nominal rpm
* If fan reports rpm value too high then set multiplier to 1
*/
for (fan = 0; fan < 2; ++fan) {
for (fan = 0; fan < DELL_SMM_NO_FANS; ++fan) {
ret = i8k_get_fan_nominal_speed(data, fan, data->i8k_fan_max);
if (ret < 0)
continue;