From: Martin Blumenstingl Date: Tue, 7 Jan 2020 23:20:44 +0000 (+0100) Subject: thermal: generic-adc: silence info message for IIO_TEMP channels X-Git-Tag: v5.10.7~3327^2~31 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=07d243a6249712c4a32caf18057a4008d3610d48;p=platform%2Fkernel%2Flinux-rpi.git thermal: generic-adc: silence info message for IIO_TEMP channels Since commit d36e2fa0253875 ("thermal: generic-adc: make lookup table optional") "generic-adc-thermal" can be used with an IIO_TEMP channel. In this case the following message is logged at probe time: no lookup table, assuming DAC channel returns milliCelcius Silence this info message if the channel type is known to be in milli celsius. Keep this message when the channel type is unknown or not of type temperature. Signed-off-by: Martin Blumenstingl Signed-off-by: Daniel Lezcano Link: https://lore.kernel.org/r/20200107232044.889075-3-martin.blumenstingl@googlemail.com --- diff --git a/drivers/thermal/thermal-generic-adc.c b/drivers/thermal/thermal-generic-adc.c index 226e3c2..73665c3 100644 --- a/drivers/thermal/thermal-generic-adc.c +++ b/drivers/thermal/thermal-generic-adc.c @@ -76,13 +76,17 @@ static int gadc_thermal_read_linear_lookup_table(struct device *dev, struct gadc_thermal_info *gti) { struct device_node *np = dev->of_node; + enum iio_chan_type chan_type; int ntable; int ret; ntable = of_property_count_elems_of_size(np, "temperature-lookup-table", sizeof(u32)); if (ntable <= 0) { - dev_notice(dev, "no lookup table, assuming DAC channel returns milliCelcius\n"); + ret = iio_get_channel_type(gti->channel, &chan_type); + if (ret || chan_type != IIO_TEMP) + dev_notice(dev, + "no lookup table, assuming DAC channel returns milliCelcius\n"); return 0; }