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Input: tsc2005 - use spi_get/set_drvdata() 

Instead of peeking into underlying device and using dev_get/set_drvdata(),
let's use SPI layer's implementation to access driver-private data
(which may be different from driver-core private data).

Tested-by: Aaro Koskinen <aaro.koskinen@nokia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2011-03-16 22:08:08 -07:00
parent 37bd44694c
commit 6b007d62fa
1 changed files with 12 additions and 7 deletions
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19
drivers/input/touchscreen/tsc2005.c
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@ -366,7 +366,8 @@ static void tsc2005_enable(struct tsc2005 *ts)
static ssize_t tsc2005_disable_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct tsc2005 *ts = dev_get_drvdata(dev);
struct spi_device *spi = to_spi_device(dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
return sprintf(buf, "%u\n", ts->disabled);
}
@ -375,7 +376,8 @@ static ssize_t tsc2005_disable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct tsc2005 *ts = dev_get_drvdata(dev);
struct spi_device *spi = to_spi_device(dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
unsigned long res;
int i;
@ -401,7 +403,8 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct tsc2005 *ts = dev_get_drvdata(dev);
struct spi_device *spi = to_spi_device(dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
u16 temp_high;
u16 temp_high_orig;
u16 temp_high_test;
@ -620,7 +623,7 @@ static int __devinit tsc2005_probe(struct spi_device *spi)
if (ts == NULL)
return -ENOMEM;
dev_set_drvdata(&spi->dev, ts);
spi_set_drvdata(spi, ts);
ts->spi = spi;
spi->dev.power.power_state = PMSG_ON;
spi->mode = SPI_MODE_0;
@ -637,7 +640,7 @@ static int __devinit tsc2005_probe(struct spi_device *spi)
static int __devexit tsc2005_remove(struct spi_device *spi)
{
struct tsc2005 *ts = dev_get_drvdata(&spi->dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
mutex_lock(&ts->mutex);
tsc2005_disable(ts);
@ -661,7 +664,8 @@ static int __devexit tsc2005_remove(struct spi_device *spi)
#ifdef CONFIG_PM
static int tsc2005_suspend(struct spi_device *spi, pm_message_t mesg)
{
struct tsc2005 *ts = dev_get_drvdata(&spi->dev);
struct spi_device *spi = to_spi_device(dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
mutex_lock(&ts->mutex);
tsc2005_disable(ts);
@ -672,7 +676,8 @@ static int tsc2005_suspend(struct spi_device *spi, pm_message_t mesg)
static int tsc2005_resume(struct spi_device *spi)
{
struct tsc2005 *ts = dev_get_drvdata(&spi->dev);
struct spi_device *spi = to_spi_device(dev);
struct tsc2005 *ts = spi_get_drvdata(spi);
mutex_lock(&ts->mutex);
tsc2005_enable(ts);