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From: Jonathan Cameron <jic23@kernel.org>
To: "Sabau, Radu bogdan" <Radu.Sabau@analog.com>
Cc: "Andy Shevchenko" <andriy.shevchenko@intel.com>,
	"Lars-Peter Clausen" <lars@metafoo.de>,
	"Hennerich, Michael" <Michael.Hennerich@analog.com>,
	"David Lechner" <dlechner@baylibre.com>,
	"Sa, Nuno" <Nuno.Sa@analog.com>,
	"Andy Shevchenko" <andy@kernel.org>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Uwe Kleine-König" <ukleinek@kernel.org>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	"Mark Brown" <broonie@kernel.org>,
	"Linus Walleij" <linusw@kernel.org>,
	"Bartosz Golaszewski" <brgl@kernel.org>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Shuah Khan" <skhan@linuxfoundation.org>,
	"linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-pwm@vger.kernel.org" <linux-pwm@vger.kernel.org>,
	"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>
Subject: Re: [PATCH v9 3/6] iio: adc: ad4691: add triggered buffer support
Date: Tue, 5 May 2026 14:26:40 +0100	[thread overview]
Message-ID: <20260505142640.49cde0ca@jic23-huawei> (raw)
In-Reply-To: <LV9PR03MB841441B282275F8F36FD12C1F7312@LV9PR03MB8414.namprd03.prod.outlook.com>


> 
> > > +	for (i = 0; i < ARRAY_SIZE(ad4691_gp_names); i++) {
> > > +		irq = fwnode_irq_get_byname(dev_fwnode(dev),
> > > +					    ad4691_gp_names[i]);
> > > +		if (irq > 0)
> > > +			break;  
> > 
> > This is problematic in case the above returns EPROBE_DEFER. Can you confirm
> > it
> > may not ever happen? (Note, I don't know the answer.)
> >   
> 
> You are right, thanks for this!
I'm missing something. Why is that a problem?  Driver will return
the error and a dev_err_probe() is used so it won't print anything.
So probe will fail which is exactly what we want.

Jonathan

> 


  reply	other threads:[~2026-05-05 13:26 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-30 10:16 [PATCH v9 0/6] iio: adc: ad4691: add driver for AD4691 multichannel SAR ADC family Radu Sabau via B4 Relay
2026-04-30 10:16 ` [PATCH v9 1/6] dt-bindings: iio: adc: add AD4691 family Radu Sabau via B4 Relay
2026-04-30 10:16 ` [PATCH v9 2/6] iio: adc: ad4691: add initial driver for " Radu Sabau via B4 Relay
2026-05-05 13:23   ` Jonathan Cameron
2026-04-30 10:16 ` [PATCH v9 3/6] iio: adc: ad4691: add triggered buffer support Radu Sabau via B4 Relay
2026-05-04  7:57   ` Andy Shevchenko
2026-05-04 12:05     ` Sabau, Radu bogdan
2026-05-05 13:26       ` Jonathan Cameron [this message]
2026-05-05 14:58         ` Andy Shevchenko
2026-05-05 16:17           ` Jonathan Cameron
2026-05-05 14:04   ` Jonathan Cameron
2026-05-05 14:07   ` Jonathan Cameron
2026-04-30 10:16 ` [PATCH v9 4/6] iio: adc: ad4691: add SPI offload support Radu Sabau via B4 Relay
2026-05-04  8:10   ` Andy Shevchenko
2026-05-05 14:12   ` Jonathan Cameron
2026-05-05 14:28   ` Jonathan Cameron
2026-04-30 10:16 ` [PATCH v9 5/6] iio: adc: ad4691: add oversampling support Radu Sabau via B4 Relay
2026-05-04  8:14   ` Andy Shevchenko
2026-05-05 14:32   ` Jonathan Cameron
2026-04-30 10:16 ` [PATCH v9 6/6] docs: iio: adc: ad4691: add driver documentation Radu Sabau via B4 Relay
2026-05-05 14:35   ` Jonathan Cameron

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