linux-kernel - Re: [PATCH v3 3/6] i2c: core: Add a format macro for I2C device names

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Date:   Mon, 22 Feb 2021 14:38:40 +0100
From:   Wolfram Sang <wsa@...nel.org>
To:     Daniel Scally <djrscally@...il.com>
Cc:     tfiga@...omium.org, sakari.ailus@...ux.intel.com,
        rajmohan.mani@...el.com, rjw@...ysocki.net, lenb@...nel.org,
        mika.westerberg@...ux.intel.com, linus.walleij@...aro.org,
        bgolaszewski@...libre.com, lee.jones@...aro.org,
        andy.shevchenko@...ux.intel.com,
        kieran.bingham+renesas@...asonboard.com,
        laurent.pinchart@...asonboard.com, hdegoede@...hat.com,
        mgross@...ux.intel.com, luzmaximilian@...il.com,
        robert.moore@...el.com, erik.kaneda@...el.com, me@...wu.ch,
        linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-i2c@...r.kernel.org,
        platform-driver-x86@...r.kernel.org, devel@...ica.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH v3 3/6] i2c: core: Add a format macro for I2C device names

On Mon, Feb 22, 2021 at 01:07:32PM +0000, Daniel Scally wrote:
> Some places in the kernel allow users to map resources to a device
> using device name (for example, in the struct gpiod_lookup_table).
> Currently this involves waiting for the I2C client to have been registered
> so we can use dev_name(&client->dev). We want to add a function to allow
> users to refer to an I2C device by name before it has been instantiated,
> so create a macro for the format that's accessible outside the I2C layer
> and use it in i2c_dev_set_name().
> 
> Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Signed-off-by: Daniel Scally <djrscally@...il.com>

Acked-by: Wolfram Sang <wsa@...nel.org> # for changing I2C core


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