[PATCH v3 5/7] USB: EHCI: make ehci-atmel a separate driver

Alan Stern stern at rowland.harvard.edu
Fri Mar 29 16:02:06 EDT 2013


On Thu, 28 Mar 2013, Arnd Bergmann wrote:

> From: Manjunath Goudar <manjunath.goudar at linaro.org>
> 
> Separate the Atmel host controller driver from ehci-hcd host code
> so that it can be built as a separate driver module.
> This work is part of enabling multi-platform kernels on ARM;
> however, note that other changes are still needed before Atmel can be
> booted with a multi-platform kernel. This is currently planned for
> Linux-3.11.
> 
> With the infrastructure added by Alan Stern in patch 3e0232039
> "USB: EHCI: prepare to make ehci-hcd a library module", we can
> avoid this problem by turning a bus glue into a separate
> module, as we do here for the Atmel bus glue.

Generally okay.

> diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
> index 01c1acb..8c564aa 100644
> --- a/drivers/usb/host/ehci-atmel.c
> +++ b/drivers/usb/host/ehci-atmel.c
> @@ -15,6 +15,19 @@
>  #include <linux/platform_device.h>
>  #include <linux/of.h>
>  #include <linux/of_platform.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/usb.h>
> +#include <linux/usb/hcd.h>
> +#include <linux/io.h>
> +#include <linux/dma-mapping.h>

While not absolutely necessary, it would be nice to have the #include 
files in alphabetical order.

> +
> +#include "ehci.h"
> +
> +#define DRIVER_DESC "EHCI atmel driver"

"atmel" should have a capital 'A'.

Alan Stern




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