linux-kernel - Re: [PATCH v3 1/1] i2c: Set pinctrl recovery info to device pinctrl

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Date:   Tue, 20 Dec 2022 12:53:29 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Hanna Hawa <hhhawa@...zon.com>
Cc:     wsa@...nel.org, linus.walleij@...aro.org,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, dwmw@...zon.co.uk, benh@...zon.com,
        ronenk@...zon.com, talel@...zon.com, jonnyc@...zon.com,
        hanochu@...zon.com, farbere@...zon.com, itamark@...zon.com
Subject: Re: [PATCH v3 1/1] i2c: Set pinctrl recovery info to device pinctrl

On Mon, Dec 19, 2022 at 07:32:28PM +0000, Hanna Hawa wrote:
> Currently the i2c subsystem rely on the controller device tree to
> initialize the pinctrl recovery information, part of the drivers does
> not set this field (rinfo->pinctrl), for example i2c designware driver.
> 
> The pins information is saved part of the device structure before probe
> and it's done on pinctrl_bind_pins().
> 
> Make the i2c init recovery to get the device pins if it's not
> initialized by the driver from the device pins.
> 
> Added new API to get the device pinctrl.
> 
> Signed-off-by: Hanna Hawa <hhhawa@...zon.com>

The same comment about changelog. Place it in the correct position.

> Change Log v2->v3:
> - Add API to get the device pinctrl
> - Make the i2c init recovery to get the device pins
> 
> Change Log v1->v2:
> - set the rinfo->pinctrl to dev->pins->p instead calling
>   devm_pinctrl_get()
> ---

>  include/linux/pinctrl/devinfo.h | 11 +++++++++++

This should be a separate patch.

...

> +static inline struct pinctrl *dev_pinctrl(struct device *dev)
> +{
> +	return dev->pins && dev->pins->p ? dev->pins->p : NULL;

GCC supports Elvis, you can use it to simplify the above.

> +}

-- 
With Best Regards,
Andy Shevchenko