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OpenCloudOS-Kernel
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platform: make better use of to_platform_{device,driver}() macros 

This helps the code look more consistent and cleaner.

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Eric Miao 2009-01-31 22:47:44 +08:00 committed by Greg Kroah-Hartman
parent 49b420a13f
commit 71b3e0c1ad
3 changed files with 11 additions and 16 deletions
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21
drivers/base/platform.c
View File

@ -603,9 +603,8 @@ static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)
*/
static int platform_match(struct device *dev, struct device_driver *drv)
{
struct platform_device *pdev;
struct platform_device *pdev = to_platform_device(dev);
pdev = container_of(dev, struct platform_device, dev);
return (strcmp(pdev->name, drv->name) == 0);
}
@ -623,26 +622,24 @@ static int platform_legacy_suspend(struct device *dev, pm_message_t mesg)
static int platform_legacy_suspend_late(struct device *dev, pm_message_t mesg)
{
struct platform_driver *drv = to_platform_driver(dev->driver);
struct platform_device *pdev;
struct platform_driver *pdrv = to_platform_driver(dev->driver);
struct platform_device *pdev = to_platform_device(dev);
int ret = 0;
pdev = container_of(dev, struct platform_device, dev);
if (dev->driver && drv->suspend_late)
ret = drv->suspend_late(pdev, mesg);
if (dev->driver && pdrv->suspend_late)
ret = pdrv->suspend_late(pdev, mesg);
return ret;
}
static int platform_legacy_resume_early(struct device *dev)
{
struct platform_driver *drv = to_platform_driver(dev->driver);
struct platform_device *pdev;
struct platform_driver *pdrv = to_platform_driver(dev->driver);
struct platform_device *pdev = to_platform_device(dev);
int ret = 0;
pdev = container_of(dev, struct platform_device, dev);
if (dev->driver && drv->resume_early)
ret = drv->resume_early(pdev);
if (dev->driver && pdrv->resume_early)
ret = pdrv->resume_early(pdev);
return ret;
}

3
drivers/block/floppy.c
View File

@ -4135,10 +4135,9 @@ static int have_no_fdc = -ENODEV;
static ssize_t floppy_cmos_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct platform_device *p;
struct platform_device *p = to_platform_device(dev);
int drive;
p = container_of(dev, struct platform_device,dev);
drive = p->id;
return sprintf(buf, "%X\n", UDP->cmos);
}

3
drivers/isdn/gigaset/ser-gigaset.c
View File

@ -389,8 +389,7 @@ static void gigaset_freecshw(struct cardstate *cs)
static void gigaset_device_release(struct device *dev)
{
struct platform_device *pdev =
container_of(dev, struct platform_device, dev);
struct platform_device *pdev = to_platform_device(dev);
/* adapted from platform_device_release() in drivers/base/platform.c */
//FIXME is this actually necessary?