[PATCH v3 1/3] usb: fsl-mxc-udc: replace cpu_is_xxx() with platform_device_id

[Felipe Balbi]

On Mon, Jan 14, 2013 at 11:18:53AM +0100, Marc Kleine-Budde wrote:
> On 01/14/2013 11:16 AM, Felipe Balbi wrote:
> > Hi,
> > 
> > On Mon, Jan 14, 2013 at 06:12:39PM +0800, Peter Chen wrote:
> >> @@ -2756,22 +2753,41 @@ static int fsl_udc_otg_resume(struct device *dev)
> >>  
> >>  	return fsl_udc_resume(NULL);
> >>  }
> >> -
> >>  /*-------------------------------------------------------------------------
> >>  	Register entry point for the peripheral controller driver
> >>  --------------------------------------------------------------------------*/
> >> -
> >> +static const struct platform_device_id fsl_udc_devtype[] = {
> >> +	{
> >> +		.name = "imx-udc-mx25",
> >> +		.driver_data = IMX25_UDC,
> >> +	}, {
> >> +		.name = "imx-udc-mx27",
> >> +		.driver_data = IMX27_UDC,
> >> +	}, {
> >> +		.name = "imx-udc-mx31",
> >> +		.driver_data = IMX31_UDC,
> >> +	}, {
> >> +		.name = "imx-udc-mx35",
> >> +		.driver_data = IMX35_UDC,
> >> +	}, {
> >> +		.name = "imx-udc-mx51",
> >> +		.driver_data = IMX51_UDC,
> >> +	}
> >> +};
> > 
> > I wonder if your driver-data is actually needed since you can use string
> > comparisson to achieve the exact same outcome.
> 
> Why use a string compare, if the kernel infrastructure already does this
> for you?

what do you mean ? What kernel infrastructure is doing waht for me ?

-- 
balbi
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