From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH Kernel-3.1.0] mdio-gpio: Add reset functionality to
 mdio-gpio driver.
Date: Mon, 14 Nov 2011 14:42:22 -0500 (EST)
Message-ID: <20111114.144222.2216968580935980384.davem@davemloft.net>
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From: Srinivas KANDAGATLA <srinivas.kandagatla@st.com>
Date: Wed,  9 Nov 2011 13:38:51 +0000

> +	mdio_gpio_ops.reset = pdata->reset;

What if I have multiple types of devices backing a mdio_gpio, each using
different reset operations?

You can't write this variable method into a globally used set of ops.