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From: David Lechner <dlechner@baylibre•com>
To: Andy Shevchenko <andriy.shevchenko@intel•com>
Cc: "Jyoti Bhayana" <jbhayana@google•com>,
	"Jonathan Cameron" <jic23@kernel•org>,
	"Nuno Sá" <nuno.sa@analog•com>,
	"Andy Shevchenko" <andy@kernel•org>,
	"Nicolas Ferre" <nicolas.ferre@microchip•com>,
	"Alexandre Belloni" <alexandre.belloni@bootlin•com>,
	"Claudiu Beznea" <claudiu.beznea@tuxon•dev>,
	"Maxime Coquelin" <mcoquelin.stm32@gmail•com>,
	"Alexandre Torgue" <alexandre.torgue@foss•st.com>,
	"Benson Leung" <bleung@chromium•org>,
	"Guenter Roeck" <groeck@chromium•org>,
	linux-iio@vger•kernel.org, linux-kernel@vger•kernel.org,
	linux-arm-kernel@lists•infradead.org,
	linux-stm32@st-md-mailman•stormreply.com,
	chrome-platform@lists•linux.dev
Subject: Re: [PATCH 0/8] iio: timestamp declaration cleanup
Date: Mon, 18 May 2026 09:34:48 -0500	[thread overview]
Message-ID: <41c0317d-2ce8-412c-818a-4a84201fce29@baylibre.com> (raw)
In-Reply-To: <agq8Q1wpzIw4XhNQ@ashevche-desk.local>

On 5/18/26 2:14 AM, Andy Shevchenko wrote:
> On Mon, May 18, 2026 at 10:09:48AM +0300, Andy Shevchenko wrote:
>> On Sun, May 17, 2026 at 01:17:17PM -0500, David Lechner wrote:
>>> While looking around the code, I noticed that there are a lot of places
>>> were we are manually filling all of the fields of an IIO timestamp.
>>>
>>> This is error-prone (as seen in the first patch) and more verbose than
>>> it needs to be.
>>>
>>> I went with the approach of using the existing IIO_CHAN_SOFT_TIMESTAMP()
>>> macro for doing a struct assignment. This does require a cast, which
>>
>> No, it's *not* a cast. It's a compound literal. And instead of doing this in
>> every driver, add it to the macro (in a separate patch). Oh, let me just cook
>> it for you (I added that to several cases in the past).
> 
> 20260518071349.469748-1-andriy.shevchenko@linux•intel.com

Nice, thanks. I agree this will be the cleanest solution.

> 
>>> makes it a bit more verbose, but we were already doing that in to
>>> drivers, so I went with it anyway.
>>
>>> If we want to consider alternatives, we could make a iio helper function
>>> or macro like the first and second patches did.
> 



  reply	other threads:[~2026-05-18 14:35 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-17 18:17 [PATCH 0/8] iio: timestamp declaration cleanup David Lechner
2026-05-17 18:17 ` [PATCH 1/8] iio: common: scmi_sensors: simplify timestamp channel definition David Lechner
2026-05-17 18:17 ` [PATCH 2/8] iio: adc: dln2-adc: " David Lechner
2026-05-17 18:17 ` [PATCH 3/8] iio: adc: at91_adc: " David Lechner
2026-05-17 18:17 ` [PATCH 4/8] iio: adc: cc10001_adc: " David Lechner
2026-05-17 18:17 ` [PATCH 5/8] iio: adc: stm32-adc: " David Lechner
2026-05-17 18:17 ` [PATCH 6/8] iio: common: cros_ec_sensors: " David Lechner
2026-05-17 18:17 ` [PATCH 7/8] iio: light: cros_ec_light_prox: " David Lechner
2026-05-17 18:17 ` [PATCH 8/8] iio: pressure: cros_ec_baro: " David Lechner
2026-05-17 19:22 ` [PATCH 0/8] iio: timestamp declaration cleanup David Lechner
2026-05-18  7:23   ` Andy Shevchenko
2026-05-18  7:09 ` Andy Shevchenko
2026-05-18  7:14   ` Andy Shevchenko
2026-05-18 14:34     ` David Lechner [this message]
2026-05-18 15:44       ` Jonathan Cameron
2026-05-18  7:26 ` Andy Shevchenko

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