Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Tue, 20 Dec 2022 12:57:36 +0200
From:   Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To:     Hanna Hawa <hhhawa@amazon.com>
Cc:     wsa@kernel.org, linus.walleij@linaro.org,
        linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-gpio@vger.kernel.org, dwmw@amazon.co.uk, benh@amazon.com,
        ronenk@amazon.com, talel@amazon.com, jonnyc@amazon.com,
        hanochu@amazon.com, farbere@amazon.com, itamark@amazon.com
Subject: Re: [PATCH v3 1/1] i2c: Set pinctrl recovery info to device pinctrl
Message-ID: <Y6GVIOQ59m29P4w1@smile.fi.intel.com>
References: <20221219193228.35078-1-hhhawa@amazon.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20221219193228.35078-1-hhhawa@amazon.com>
Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo
Precedence: bulk

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.

...

> -	struct pinctrl *p = bri->pinctrl;
> +	struct pinctrl *p;
> +
> +	if (!bri->pinctrl)
> +		bri->pinctrl = dev_pinctrl(dev->parent);
> +	p = bri->pinctrl;

As I said, you may use Elvis here as well.

	bri->pinctrl = bri->pinctrl ?: dev_pinctrl(...);
	p = bri->pinctrl;

-- 
With Best Regards,
Andy Shevchenko