diff options
| -rw-r--r-- | drivers/power/wm97xx_battery.c | 32 | ||||
| -rw-r--r-- | include/linux/wm97xx.h | 18 | ||||
| -rw-r--r-- | include/linux/wm97xx_batt.h | 18 |
3 files changed, 49 insertions, 19 deletions
diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/wm97xx_battery.c index 8bde92126d34..14ebd960ebe5 100644 --- a/drivers/power/wm97xx_battery.c +++ b/drivers/power/wm97xx_battery.c @@ -22,17 +22,19 @@ #include <linux/spinlock.h> #include <linux/interrupt.h> #include <linux/gpio.h> -#include <linux/wm97xx_batt.h> static DEFINE_MUTEX(bat_lock); static struct work_struct bat_work; struct mutex work_lock; static int bat_status = POWER_SUPPLY_STATUS_UNKNOWN; -static struct wm97xx_batt_info *pdata; +static struct wm97xx_batt_info *gpdata; static enum power_supply_property *prop; static unsigned long wm97xx_read_bat(struct power_supply *bat_ps) { + struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data; + struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata; + return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data, pdata->batt_aux) * pdata->batt_mult / pdata->batt_div; @@ -40,6 +42,9 @@ static unsigned long wm97xx_read_bat(struct power_supply *bat_ps) static unsigned long wm97xx_read_temp(struct power_supply *bat_ps) { + struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data; + struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata; + return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data, pdata->temp_aux) * pdata->temp_mult / pdata->temp_div; @@ -49,6 +54,9 @@ static int wm97xx_bat_get_property(struct power_supply *bat_ps, enum power_supply_property psp, union power_supply_propval *val) { + struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data; + struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata; + switch (psp) { case POWER_SUPPLY_PROP_STATUS: val->intval = bat_status; @@ -97,6 +105,8 @@ static void wm97xx_bat_external_power_changed(struct power_supply *bat_ps) static void wm97xx_bat_update(struct power_supply *bat_ps) { int old_status = bat_status; + struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data; + struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata; mutex_lock(&work_lock); @@ -149,6 +159,15 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev) int ret = 0; int props = 1; /* POWER_SUPPLY_PROP_PRESENT */ int i = 0; + struct wm97xx_pdata *wmdata = dev->dev.platform_data; + struct wm97xx_batt_pdata *pdata; + + if (gpdata) { + dev_err(&dev->dev, "Do not pass platform_data through " + "wm97xx_bat_set_pdata!\n"); + return -EINVAL; + } else + pdata = wmdata->batt_pdata; if (dev->id != -1) return -EINVAL; @@ -156,7 +175,7 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev) mutex_init(&work_lock); if (!pdata) { - dev_err(&dev->dev, "Please use wm97xx_bat_set_pdata\n"); + dev_err(&dev->dev, "No platform_data supplied\n"); return -EINVAL; } @@ -229,6 +248,9 @@ err: static int __devexit wm97xx_bat_remove(struct platform_device *dev) { + struct wm97xx_pdata *wmdata = dev->dev.platform_data; + struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata; + if (pdata && pdata->charge_gpio && pdata->charge_gpio >= 0) gpio_free(pdata->charge_gpio); flush_scheduled_work(); @@ -258,9 +280,9 @@ static void __exit wm97xx_bat_exit(void) platform_driver_unregister(&wm97xx_bat_driver); } -void __init wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) +void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) { - pdata = data; + gpdata = data; } EXPORT_SYMBOL_GPL(wm97xx_bat_set_pdata); diff --git a/include/linux/wm97xx.h b/include/linux/wm97xx.h index 6f69968eab24..b2c2297844e3 100644 --- a/include/linux/wm97xx.h +++ b/include/linux/wm97xx.h @@ -286,6 +286,24 @@ struct wm97xx { u16 suspend_mode; /* PRP in suspend mode */ }; +struct wm97xx_batt_pdata { + int batt_aux; + int temp_aux; + int charge_gpio; + int min_voltage; + int max_voltage; + int batt_div; + int batt_mult; + int temp_div; + int temp_mult; + int batt_tech; + char *batt_name; +}; + +struct wm97xx_pdata { + struct wm97xx_batt_pdata *batt_pdata; /* battery data */ +}; + /* * Codec GPIO access (not supported on WM9705) * This can be used to set/get codec GPIO and Virtual GPIO status. diff --git a/include/linux/wm97xx_batt.h b/include/linux/wm97xx_batt.h index 9681d1ab0e4f..a1d6419c2ff8 100644 --- a/include/linux/wm97xx_batt.h +++ b/include/linux/wm97xx_batt.h @@ -3,22 +3,12 @@ #include <linux/wm97xx.h> -struct wm97xx_batt_info { - int batt_aux; - int temp_aux; - int charge_gpio; - int min_voltage; - int max_voltage; - int batt_div; - int batt_mult; - int temp_div; - int temp_mult; - int batt_tech; - char *batt_name; -}; +#warning This file will be removed soon, use wm97xx.h instead! + +#define wm97xx_batt_info wm97xx_batt_pdata #ifdef CONFIG_BATTERY_WM97XX -void __init wm97xx_bat_set_pdata(struct wm97xx_batt_info *data); +void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data); #else static inline void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) {} #endif |