linux-kernel - Re: [PATCH v3 5/5] iio: adc: ad7606: add gain calibration support

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Message-ID: <720e300f-f6e0-4c47-8e72-b3ab0a50fbed@baylibre.com>
Date: Thu, 8 May 2025 11:27:26 -0500
From: David Lechner <dlechner@...libre.com>
To: Angelo Dureghello <adureghello@...libre.com>,
 Nuno Sá <noname.nuno@...il.com>
Cc: Jonathan Cameron <jic23@...nel.org>, Nuno Sá
 <nuno.sa@...log.com>, Andy Shevchenko <andy@...nel.org>,
 Lars-Peter Clausen <lars@...afoo.de>,
 Michael Hennerich <Michael.Hennerich@...log.com>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, linux-iio@...r.kernel.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v3 5/5] iio: adc: ad7606: add gain calibration support

On 5/8/25 8:50 AM, David Lechner wrote:
> On 5/8/25 4:16 AM, Angelo Dureghello wrote:
>> Hi all,
>> On 07.05.2025 07:14, Nuno Sá wrote:
>>> On Tue, 2025-05-06 at 23:03 +0200, Angelo Dureghello wrote:
>>>> From: Angelo Dureghello <adureghello@...libre.com>
>>>>

...

>>>> +		ret = fwnode_property_read_u32(child, "reg", &reg);
>>>> +		if (ret)
>>>> +			return ret;
>>>> +
>>>> +		/* channel number (here) is from 1 to num_channels */
>>>> +		if (reg < 1 || reg > num_channels) {
>>>> +			dev_warn(dev, "wrong ch number (ignoring): %d\n", reg);
>>>> +			continue;
>>>> +		}
>>>> +
>>>
>>> Sorry Angelo, just realized this now. Any reason for not treating the above as a real
>>> invalid argument? It's minor and not a big deal but odd enough...
>>>
Ah, I see what you fixed now in v4. All is OK.