Commit f366fccd authored Feb 21, 2013 by Guenter Roeck

hwmon: (pmbus/ltc2978) Use detected chip ID to select supported functionality



We read the chip ID from the chip, use it to determine if the chip ID provided
to the driver is correct, and report it if wrong. We should also use the
correct chip ID to select supported functionality.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: stable@vger.kernel.org # 3.2+
Acked-by: Jean Delvare <khali@linux-fr.org>

parent dbd712c2

drivers/hwmon/pmbus/ltc2978.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -326,7 +326,7 @@ static int ltc2978_probe(struct i2c_client *client,
	data->temp_max = 0x7c00;		data->temp_max = 0x7c00;
	data->temp2_max = 0x7c00;		data->temp2_max = 0x7c00;

	switch (id->driver_data) {		switch (data->id) {
	case ltc2978:		case ltc2978:
	info->read_word_data = ltc2978_read_word_data;		info->read_word_data = ltc2978_read_word_data;
	info->pages = 8;		info->pages = 8;