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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <4ffebfad-87d2-0e19-5b54-7e550c540d03@ti.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 11/5/19 12:02 PM, Dan Murphy wrote: int ret, val; >>> + >>> +    if (!phydev->priv) { >>> +        dp83869 = devm_kzalloc(&phydev->mdio.dev, sizeof(*dp83869), >>> +                       GFP_KERNEL); >> This belongs into the probe callback. > probe callback?  Why do I need a probe function? To allocate your driver private memory and do that just once, config_init() can be called multiple times through the lifetime of your PHY device driver, including but not limited to: phy_connect(), phy_init_hw(), phy_resume() etc. etc. -- Florian