Re: [PATCH 1/2] request_firmware without a device

[Greg KH <greg@kroah.com>]

On Thu, May 25, 2006 at 11:50:45AM +0800, Shaohua Li wrote:
> The patch allows calling request_firmware without a 'struct device'.
> It appears we just need a name here from 'struct device'. I changed it
> to use a kobject as Patrick suggested.
> Next patch will use the new API to request firmware (microcode) for a CPU.

But a cpu does have a struct device.  Why not just use that?

> +fw_setup_class_device_id(struct class_device *class_dev, struct kobject *kobj)
>  {
>  	/* XXX warning we should watch out for name collisions */
> -	strlcpy(class_dev->class_id, dev->bus_id, BUS_ID_SIZE);
> +	strlcpy(class_dev->class_id, kobj->k_name, BUS_ID_SIZE);

There's a function for this, kobject_name(), please never touch k_name
directly.

> +EXPORT_SYMBOL(request_firmware_kobj);

Ick, if you really want to do this, just fix up all callers of
request_firmware(), there aren't that many of them.

But I don't recommend it anyway.

thanks,

greg k-h