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mtd: tmio_nand.c: use dev_get_platdata() and resource_size() 

Remove unnecessary casts and use dev_get_platdata() to retrieve the
struct mfd_cell data from the platform.

Use resource_size() for the ioremap()'s.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
H Hartley Sweeten 2009-12-14 17:11:44 -05:00 committed by David Woodhouse
parent fc161c4e8e
commit 448791abfb
1 changed files with 7 additions and 7 deletions
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14
drivers/mtd/nand/tmio_nand.c
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@ -318,7 +318,7 @@ static int tmio_nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
static int tmio_hw_init(struct platform_device *dev, struct tmio_nand *tmio)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mfd_cell *cell = dev_get_platdata(&dev->dev);
int ret;
if (cell->enable) {
@ -362,7 +362,7 @@ static int tmio_hw_init(struct platform_device *dev, struct tmio_nand *tmio)
static void tmio_hw_stop(struct platform_device *dev, struct tmio_nand *tmio)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mfd_cell *cell = dev_get_platdata(&dev->dev);
tmio_iowrite8(FCR_MODE_POWER_OFF, tmio->fcr + FCR_MODE);
if (cell->disable)
@ -371,7 +371,7 @@ static void tmio_hw_stop(struct platform_device *dev, struct tmio_nand *tmio)
static int tmio_probe(struct platform_device *dev)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mfd_cell *cell = dev_get_platdata(&dev->dev);
struct tmio_nand_data *data = cell->driver_data;
struct resource *fcr = platform_get_resource(dev,
IORESOURCE_MEM, 0);
@ -404,14 +404,14 @@ static int tmio_probe(struct platform_device *dev)
mtd->priv = nand_chip;
mtd->name = "tmio-nand";
tmio->ccr = ioremap(ccr->start, ccr->end - ccr->start + 1);
tmio->ccr = ioremap(ccr->start, resource_size(ccr));
if (!tmio->ccr) {
retval = -EIO;
goto err_iomap_ccr;
}
tmio->fcr_base = fcr->start & 0xfffff;
tmio->fcr = ioremap(fcr->start, fcr->end - fcr->start + 1);
tmio->fcr = ioremap(fcr->start, resource_size(fcr));
if (!tmio->fcr) {
retval = -EIO;
goto err_iomap_fcr;
@ -515,7 +515,7 @@ static int tmio_remove(struct platform_device *dev)
#ifdef CONFIG_PM
static int tmio_suspend(struct platform_device *dev, pm_message_t state)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mfd_cell *cell = dev_get_platdata(&dev->dev);
if (cell->suspend)
cell->suspend(dev);
@ -526,7 +526,7 @@ static int tmio_suspend(struct platform_device *dev, pm_message_t state)
static int tmio_resume(struct platform_device *dev)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mfd_cell *cell = dev_get_platdata(&dev->dev);
/* FIXME - is this required or merely another attack of the broken
* SHARP platform? Looks suspicious.