Re: [PATCH] drivers:usb:fsl: Replace macros with enumerated type

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, May 25, 2015 at 11:41:34AM +0530, Nikhil Badola wrote:
> Replace macros with enumerated type to represent usb ip controller
> version
> 
> Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
> ---
> Depends on "drivers: usb :fsl: Add support for USB controller version-2.5"
> 
>  include/linux/fsl_devices.h | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)
> 
> diff --git a/include/linux/fsl_devices.h b/include/linux/fsl_devices.h
> index 2a2f56b..035ead7 100644
> --- a/include/linux/fsl_devices.h
> +++ b/include/linux/fsl_devices.h
> @@ -20,11 +20,6 @@
>  #define FSL_UTMI_PHY_DLY	10	/*As per P1010RM, delay for UTMI
>  				PHY CLK to become stable - 10ms*/
>  #define FSL_USB_PHY_CLK_TIMEOUT	10000	/* uSec */
> -#define FSL_USB_VER_OLD		0
> -#define FSL_USB_VER_1_6		1
> -#define FSL_USB_VER_2_2		2
> -#define FSL_USB_VER_2_4		3
> -#define FSL_USB_VER_2_5		4
>  
>  #include <linux/types.h>
>  
> @@ -52,6 +47,14 @@
>   *
>   */
>  
> +enum fsl_usb2_controller_ver {
> +	FSL_USB_VER_OLD,
> +	FSL_USB_VER_1_6,
> +	FSL_USB_VER_2_2,
> +	FSL_USB_VER_2_4,
> +	FSL_USB_VER_2_5,

Don't you need to specify the value here just to be "sure" the compiler
gets it correct, and so that someone knows they can't add a new value in
the middle?

And why didn't you cc: the linux-usb mailing list?

greg k-h