Re: [PATCH 2/9][v3]usb:fsl:otg: Add support to add/remove usb host driver

From: Alan Stern
Date: Tue May 05 2015 - 15:30:17 EST


On Tue, 5 May 2015, Ramneek Mehresh wrote:

> Add workqueue to add/remove host driver (outside interrupt context)
> upon each id change
>
> Signed-off-by: Ramneek Mehresh <ramneek.mehresh@xxxxxxxxxxxxx>
> ---
> Changes for v3:
> - use overrides for ehci_fsl_overrides
> - remove struct ehci_hcd from ehci_fsl
> - move ehci_fsl to ehci-fsl.h

This patch changes at least three separate things:

It adds the workqueue stuff.

It replaces ehci_fsl_hc_driver with ehci_fsl_overrides.

It adds new fields into the overrides structure.

A patch should do only one thing. It certainly shouldn't make three
separate, major changes!

Also, I'm not going to let you add new fields into the
ehci_driver_overrides structure. If you really need to override other
routines, copy the approach used by ehci-tegra.c.

Alan Stern

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