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Date: Fri, 20 Mar 2015 14:31:08 -0700
From: Dmitry Torokhov <dtor@google.com>
To: Arun Ramamurthy <arun.ramamurthy@broadcom.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>, Rob Herring <robh+dt@kernel.org>,
        Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>, Arnd Bergmann <arnd@arndb.de>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org,
        Anatol Pomazau <anatol@google.com>,
        Jonathan Richardson <jonathar@broadcom.com>,
        Scott Branden <sbranden@broadcom.com>, Ray Jui <rjui@broadcom.com>
Subject: Re: [PATCH v1 1/3] phy: phy-core: allow specifying supply at port
 level
Message-ID: <20150320213108.GB25405@dtor-ws>
References: <1426886727-537-1-git-send-email-arun.ramamurthy@broadcom.com>
 <1426886727-537-2-git-send-email-arun.ramamurthy@broadcom.com>
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Hi Arun,

On Fri, Mar 20, 2015 at 02:25:25PM -0700, Arun Ramamurthy wrote:
> Multi-port phy's may have per-port power supplies. Let's change phy core
> to first attempt to look up the supply at the port level, and then, if
> not found, check parent device.
> 
> Reviewed-by: Ray Jui <rjui@broadcom.com>
> Reviewed-by: Scott Branden <sbranden@broadcom.com>
> Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
> Signed-off-by: Arun Ramamurthy <arun.ramamurthy@broadcom.com>
>

This should have had:

From: Dmitry Torokhov <dtor@chromium.org>

as first line of the body of e-mail as the patch was authored by me.

Thanks.

 ---
>  drivers/phy/phy-core.c | 30 ++++++++++++++++++++----------
>  1 file changed, 20 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
> index a12d353..b43bb6b 100644
> --- a/drivers/phy/phy-core.c
> +++ b/drivers/phy/phy-core.c
> @@ -650,16 +650,6 @@ struct phy *phy_create(struct device *dev, struct device_node *node,
>  		goto free_phy;
>  	}
>  
> -	/* phy-supply */
> -	phy->pwr = regulator_get_optional(dev, "phy");
> -	if (IS_ERR(phy->pwr)) {
> -		if (PTR_ERR(phy->pwr) == -EPROBE_DEFER) {
> -			ret = -EPROBE_DEFER;
> -			goto free_ida;
> -		}
> -		phy->pwr = NULL;
> -	}
> -
>  	device_initialize(&phy->dev);
>  	mutex_init(&phy->mutex);
>  
> @@ -673,6 +663,26 @@ struct phy *phy_create(struct device *dev, struct device_node *node,
>  	if (ret)
>  		goto put_dev;
>  
> +	/*
> +	 * Locate phy-supply. We first try individual port and then,
> +	 * if supply is not found, try parent device.
> +	 */
> +	phy->pwr = regulator_get_optional(&phy->dev, "phy");
> +	if (IS_ERR(phy->pwr)) {
> +		ret = PTR_ERR(phy->pwr);
> +		if (ret == -EPROBE_DEFER)
> +			goto free_ida;
> +
> +		phy->pwr = regulator_get_optional(phy->dev.parent, "phy");
> +		if (IS_ERR(phy->pwr)) {
> +			ret = PTR_ERR(phy->pwr);
> +			if (ret == -EPROBE_DEFER)
> +				goto free_ida;
> +
> +			phy->pwr = NULL;
> +		}
> +	}
> +
>  	ret = device_add(&phy->dev);
>  	if (ret)
>  		goto put_dev;
> -- 
> 2.3.2
> 

-- 
Dmitry