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Message-ID: <20241130171343.007eaffd@jic23-huawei>
Date: Sat, 30 Nov 2024 17:13:43 +0000
From: Jonathan Cameron <jic23@...nel.org>
To: Robert Budai <robert.budai@...log.com>
Cc: Nuno Sa <nuno.sa@...log.com>, Ramona Gradinariu
<ramona.gradinariu@...log.com>, Antoniu Miclaus
<antoniu.miclaus@...log.com>, 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>, Jonathan Corbet <corbet@....net>,
<linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>
Subject: Re: [PATCH 2/7] iio: imu: adis: Add custom ops struct
On Mon, 25 Nov 2024 15:35:09 +0200
Robert Budai <robert.budai@...log.com> wrote:
> This patch introduces a custom ops struct letting users define
> custom read and write functions. Some adis devices might define
> a completely different spi protocol from the one used in the
> default implementation.
>
> Co-developed-by: Ramona Gradinariu <ramona.gradinariu@...log.com>
> Signed-off-by: Ramona Gradinariu <ramona.gradinariu@...log.com>
> Co-developed-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
> Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
> Signed-off-by: Nuno Sá <nuno.sa@...log.com>
> Signed-off-by: Robert Budai <robert.budai@...log.com>
I assume that by the end of the series, adis_default_ops will be in
use, but until then I think this change breaks support for all devices
currently supported by not providing a working read / write.
Thanks,
Jonathan
> @@ -488,6 +488,11 @@ int adis_single_conversion(struct iio_dev *indio_dev,
> }
> EXPORT_SYMBOL_NS_GPL(adis_single_conversion, IIO_ADISLIB);
>
> +static const struct adis_ops adis_default_ops = {
Not yet used. So I'm guessing this patch breaks all existing drivers.
> + .read = __adis_read_reg,
> + .write = __adis_write_reg,
> +};
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