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maple: Clean up maple_driver_register/unregister routines.

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These were completely inconsistent. Clean these up to take a maple_driver
pointer directly for consistency.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2008-08-04 10:39:46 +09:00
parent 459021fe36
commit 63870295de
3 changed files with 32 additions and 15 deletions
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6
drivers/input/keyboard/maple_keyb.c
View File

@ -235,17 +235,17 @@ static struct maple_driver dc_kbd_driver = {
.name = "Dreamcast_keyboard",
.probe = probe_maple_kbd,
.remove = remove_maple_kbd,
},
},
};
static int __init dc_kbd_init(void)
{
return maple_driver_register(&dc_kbd_driver.drv);
return maple_driver_register(&dc_kbd_driver);
}
static void __exit dc_kbd_exit(void)
{
driver_unregister(&dc_kbd_driver.drv);
maple_driver_unregister(&dc_kbd_driver);
}
module_init(dc_kbd_init);

37
drivers/sh/maple/maple.c
View File

@ -2,6 +2,7 @@
* Core maple bus functionality
*
* Copyright (C) 2007, 2008 Adrian McMenamin
* Copyright (C) 2001 - 2008 Paul Mundt
*
* Based on 2.4 code by:
*
@ -31,7 +32,7 @@
#include <mach/dma.h>
#include <mach/sysasic.h>
MODULE_AUTHOR("Yaegshi Takeshi, Paul Mundt, M.R. Brown, Adrian McMenamin");
MODULE_AUTHOR("Yaegashi Takeshi, Paul Mundt, M. R. Brown, Adrian McMenamin");
MODULE_DESCRIPTION("Maple bus driver for Dreamcast");
MODULE_LICENSE("GPL v2");
MODULE_SUPPORTED_DEVICE("{{SEGA, Dreamcast/Maple}}");
@ -65,19 +66,35 @@ static bool checked[4];
static struct maple_device *baseunits[4];
/**
* maple_driver_register - register a device driver
* automatically makes the driver bus a maple bus
* @drv: the driver to be registered
* maple_driver_register - register a maple driver
* @drv: maple driver to be registered.
*
* Registers the passed in @drv, while updating the bus type.
* Devices with matching function IDs will be automatically probed.
*/
int maple_driver_register(struct device_driver *drv)
int maple_driver_register(struct maple_driver *drv)
{
if (!drv)
return -EINVAL;
drv->bus = &maple_bus_type;
return driver_register(drv);
drv->drv.bus = &maple_bus_type;
return driver_register(&drv->drv);
}
EXPORT_SYMBOL_GPL(maple_driver_register);
/**
* maple_driver_unregister - unregister a maple driver.
* @drv: maple driver to unregister.
*
* Cleans up after maple_driver_register(). To be invoked in the exit
* path of any module drivers.
*/
void maple_driver_unregister(struct maple_driver *drv)
{
driver_unregister(&drv->drv);
}
/* set hardware registers to enable next round of dma */
static void maplebus_dma_reset(void)
{
@ -724,11 +741,9 @@ static int maple_get_dma_buffer(void)
static int match_maple_bus_driver(struct device *devptr,
struct device_driver *drvptr)
{
struct maple_driver *maple_drv;
struct maple_device *maple_dev;
struct maple_driver *maple_drv = to_maple_driver(drvptr);
struct maple_device *maple_dev = to_maple_dev(devptr);
maple_drv = container_of(drvptr, struct maple_driver, drv);
maple_dev = container_of(devptr, struct maple_device, dev);
/* Trap empty port case */
if (maple_dev->devinfo.function == 0xFFFFFFFF)
return 0;

4
include/linux/maple.h
View File

@ -70,7 +70,9 @@ void maple_getcond_callback(struct maple_device *dev,
void (*callback) (struct mapleq * mq),
unsigned long interval,
unsigned long function);
int maple_driver_register(struct device_driver *drv);
int maple_driver_register(struct maple_driver *);
void maple_driver_unregister(struct maple_driver *);
int maple_add_packet_sleeps(struct maple_device *mdev, u32 function,
u32 command, u32 length, void *data);
void maple_clear_dev(struct maple_device *mdev);