Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.12 17/48] hwmon/pmbus: (q54sj108a2) The PMBUS_MFR_ID is actually 6 chars instead of 5 | Date | Wed, 16 Jun 2021 17:33:27 +0200 |
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From: Chu Lin <linchuyuan@google.com>
[ Upstream commit f0fb26c456a30d6009faa2c9d44aa22f5bf88c90 ]
The PMBUS_MFR_ID block is actually 6 chars for q54sj108a2. /sys/bus/i2c/drivers/q54sj108a2_test# iotools smbus_read8 $BUS $ADDR 0x99 0x06
Tested: Devices are able to bind to the q54sj108a2 driver successfully.
Signed-off-by: Chu Lin <linchuyuan@google.com> Link: https://lore.kernel.org/r/20210517222606.3457594-1-linchuyuan@google.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/hwmon/pmbus/q54sj108a2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwmon/pmbus/q54sj108a2.c b/drivers/hwmon/pmbus/q54sj108a2.c index aec512766c31..0976268b2670 100644 --- a/drivers/hwmon/pmbus/q54sj108a2.c +++ b/drivers/hwmon/pmbus/q54sj108a2.c @@ -299,7 +299,7 @@ static int q54sj108a2_probe(struct i2c_client *client) dev_err(&client->dev, "Failed to read Manufacturer ID\n"); return ret; } - if (ret != 5 || strncmp(buf, "DELTA", 5)) { + if (ret != 6 || strncmp(buf, "DELTA", 5)) { buf[ret] = '\0'; dev_err(dev, "Unsupported Manufacturer ID '%s'\n", buf); return -ENODEV; -- 2.30.2
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