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Commit 0ded7542 authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: intc: Provide sysdev name for intc controllers. 



Presently the sysdevs are simply numbered based on the list position,
without having any direct way of figuring out which controller these are
actually mapping to. This provides a name attr for mapping out the chip
name.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 050d4cc7

drivers/sh/intc.c

+16 −0
Original line number Diff line number Diff line
@@ -1034,6 +1034,18 @@ int __init register_intc_controller(struct intc_desc *desc) 
	return -ENOMEM;

}



static ssize_t

show_intc_name(struct sys_device *dev, struct sysdev_attribute *attr, char *buf)

{

	struct intc_desc_int *d;



	d = container_of(dev, struct intc_desc_int, sysdev);



	return sprintf(buf, "%s\n", d->chip.name);

}



static SYSDEV_ATTR(name, S_IRUGO, show_intc_name, NULL);



static int intc_suspend(struct sys_device *dev, pm_message_t state)

{

	struct intc_desc_int *d;
@@ -1098,8 +1110,12 @@ static int __init register_intc_sysdevs(void) 
			d->sysdev.id = id;

			d->sysdev.cls = &intc_sysdev_class;

			error = sysdev_register(&d->sysdev);

			if (error == 0)

				error = sysdev_create_file(&d->sysdev,

							   &attr_name);

			if (error)

				break;



			id++;

		}

	}