[PATCH v2 1/4] libahci: Add a pre ahci_start_engine hook

[Tejun Heo]

Hello,

On Sat, Jan 04, 2014 at 10:14:35AM +0100, Hans de Goede wrote:
> @@ -323,6 +323,8 @@ struct ahci_host_priv {
>  	u32			em_msg_type;	/* EM message type */
>  	struct clk		*clk;		/* Only for platforms supporting clk */
>  	void			*plat_data;	/* Other platform data */
> +	/* Optional pre ahci_start_engine hook */
> +	void			(*pre_start_engine)(struct ata_port *ap);

I'd much prefer if the callback overrides start_engine itself rather
than adding a hook inside start_engine.  This is a bit too specific.

Thanks.

-- 
tejun