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Message-Id: <20240819-ak09918-v4-1-f0734d14cfb9@mainlining.org> Date: Mon, 19 Aug 2024 00:29:39 +0200 From: Barnabás Czémán <barnabas.czeman@...nlining.org> To: Jonathan Cameron <jic23@...nel.org>, Lars-Peter Clausen <lars@...afoo.de>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Jonathan Albrieux <jonathan.albrieux@...il.com>, Gwendal Grignou <gwendal@...omium.org> Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, linux@...nlining.org, Barnabás Czémán <barnabas.czeman@...nlining.org> Subject: [PATCH v4 1/4] iio: magnetometer: ak8975: Relax failure on unknown id Relax failure when driver gets an unknown device id for allow probe for register compatible devices. Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org> --- drivers/iio/magnetometer/ak8975.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index ccbebe5b66cd..8eef4d5dd9e2 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -484,10 +484,13 @@ static int ak8975_who_i_am(struct i2c_client *client, if (wia_val[1] == AK09916_DEVICE_ID) return 0; break; - default: - dev_err(&client->dev, "Type %d unknown\n", type); } - return -ENODEV; + + dev_info(&client->dev, "Device ID %x is unknown.\n", wia_val[1]); + /* Let driver to probe on unknown id for support more register + * compatible variants. + */ + return 0; } /* -- 2.46.0
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