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max8903: store pointer to pdata instead of copying it. 

Stores pointer to pdata because it easily allows pdata to reference
either platform data or in the future device tree data.

Signed-off-by: Chris Lapa <chris@lapa.com.au>

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
steinar/wifi_calib_4_9_kernel
Chris Lapa 2016-06-24 12:26:07 +10:00 committed by Sebastian Reichel
parent 411ef2be43
commit 0c3ae04b00
1 changed files with 13 additions and 7 deletions
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20
drivers/power/max8903_charger.c
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@ -29,7 +29,7 @@
#include <linux/power/max8903_charger.h>
struct max8903_data {
struct max8903_pdata pdata;
struct max8903_pdata *pdata;
struct device *dev;
struct power_supply *psy;
struct power_supply_desc psy_desc;
@ -53,8 +53,8 @@ static int max8903_get_property(struct power_supply *psy,
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
if (data->pdata.chg) {
if (gpio_get_value(data->pdata.chg) == 0)
if (data->pdata->chg) {
if (gpio_get_value(data->pdata->chg) == 0)
val->intval = POWER_SUPPLY_STATUS_CHARGING;
else if (data->usb_in || data->ta_in)
val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
@ -81,7 +81,7 @@ static int max8903_get_property(struct power_supply *psy,
static irqreturn_t max8903_dcin(int irq, void *_data)
{
struct max8903_data *data = _data;
struct max8903_pdata *pdata = &data->pdata;
struct max8903_pdata *pdata = data->pdata;
bool ta_in;
enum power_supply_type old_type;
@ -122,7 +122,7 @@ static irqreturn_t max8903_dcin(int irq, void *_data)
static irqreturn_t max8903_usbin(int irq, void *_data)
{
struct max8903_data *data = _data;
struct max8903_pdata *pdata = &data->pdata;
struct max8903_pdata *pdata = data->pdata;
bool usb_in;
enum power_supply_type old_type;
@ -161,7 +161,7 @@ static irqreturn_t max8903_usbin(int irq, void *_data)
static irqreturn_t max8903_fault(int irq, void *_data)
{
struct max8903_data *data = _data;
struct max8903_pdata *pdata = &data->pdata;
struct max8903_pdata *pdata = data->pdata;
bool fault;
fault = gpio_get_value(pdata->flt) ? false : true;
@ -190,12 +190,18 @@ static int max8903_probe(struct platform_device *pdev)
int ta_in = 0;
int usb_in = 0;
if (pdata == NULL) {
dev_err(dev, "No platform data.\n");
return -EINVAL;
}
data = devm_kzalloc(dev, sizeof(struct max8903_data), GFP_KERNEL);
if (data == NULL) {
dev_err(dev, "Cannot allocate memory.\n");
return -ENOMEM;
}
memcpy(&data->pdata, pdata, sizeof(struct max8903_pdata));
data->pdata = pdev->dev.platform_data;
data->dev = dev;
platform_set_drvdata(pdev, data);