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hwmon: (it87) Don't configure 16 bit fan counters it not necessary
On IT8728F, IT8771E, and IT8772E, fans counters are always 16 bit and don't need to be configured for it. Reviewed-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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1 changed files with 6 additions and 3 deletions
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@ -2463,9 +2463,12 @@ static void it87_init_device(struct platform_device *pdev)
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}
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data->has_fan = (data->fan_main_ctrl >> 4) & 0x07;
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/* Set tachometers to 16-bit mode if needed, IT8603E (and IT8728F?)
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* has it by default */
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if (has_16bit_fans(data) && data->type != it8603) {
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/*
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* Set tachometers to 16-bit mode if needed. IT8603E, IT8728F,
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* IT8771E (guesswork), and IT8772E have it by default.
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*/
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if (has_16bit_fans(data) && data->type != it8603 && data->type != it8728
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&& data->type != it8771 && data->type != it8772) {
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tmp = it87_read_value(data, IT87_REG_FAN_16BIT);
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if (~tmp & 0x07 & data->has_fan) {
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dev_dbg(&pdev->dev,
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