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smb347-charger: Rename few functions to match better what they are doing

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The naming used in the driver for some functions is not very clear what
the functions are really doing. To make this a bit easier to understand
we rename few functions which were badly named.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
This commit is contained in:
Mika Westerberg 2012-04-16 11:48:39 +03:00 committed by Anton Vorontsov
parent b75ef1d807
commit 055d7f0f29
1 changed files with 21 additions and 21 deletions
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42
drivers/power/smb347-charger.c
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@ -235,14 +235,14 @@ static int smb347_write(struct smb347_charger *smb, u8 reg, u8 val)
}
/**
* smb347_update_status - updates the charging status
* smb347_update_ps_status - refreshes the power source status
* @smb: pointer to smb347 charger instance
*
* Function checks status of the charging and updates internal state
* accordingly. Returns %0 if there is no change in status, %1 if the
* status has changed and negative errno in case of failure.
* Function checks whether any power source is connected to the charger and
* updates internal state accordingly. If there is a change to previous state
* function returns %1, otherwise %0 and negative errno in case of errror.
*/
static int smb347_update_status(struct smb347_charger *smb)
static int smb347_update_ps_status(struct smb347_charger *smb)
{
bool usb = false;
bool dc = false;
@ -271,15 +271,15 @@ static int smb347_update_status(struct smb347_charger *smb)
}
/*
* smb347_is_online - returns whether input power source is connected
* smb347_is_ps_online - returns whether input power source is connected
* @smb: pointer to smb347 charger instance
*
* Returns %true if input power source is connected. Note that this is
* dependent on what platform has configured for usable power sources. For
* example if USB is disabled, this will return %false even if the USB
* cable is connected.
* example if USB is disabled, this will return %false even if the USB cable
* is connected.
*/
static bool smb347_is_online(struct smb347_charger *smb)
static bool smb347_is_ps_online(struct smb347_charger *smb)
{
bool ret;
@ -301,7 +301,7 @@ static int smb347_charging_status(struct smb347_charger *smb)
{
int ret;
if (!smb347_is_online(smb))
if (!smb347_is_ps_online(smb))
return 0;
ret = smb347_read(smb, STAT_C);
@ -351,7 +351,7 @@ static inline int smb347_charging_disable(struct smb347_charger *smb)
return smb347_charging_set(smb, false);
}
static int smb347_update_online(struct smb347_charger *smb)
static int smb347_start_stop_charging(struct smb347_charger *smb)
{
int ret;
@ -360,7 +360,7 @@ static int smb347_update_online(struct smb347_charger *smb)
* disable or enable the charging. We do it manually because it
* depends on how the platform has configured the valid inputs.
*/
if (smb347_is_online(smb)) {
if (smb347_is_ps_online(smb)) {
ret = smb347_charging_enable(smb);
if (ret < 0)
dev_err(&smb->client->dev,
@ -749,11 +749,11 @@ static int smb347_hw_init(struct smb347_charger *smb)
if (ret < 0)
goto fail;
ret = smb347_update_status(smb);
ret = smb347_update_ps_status(smb);
if (ret < 0)
goto fail;
ret = smb347_update_online(smb);
ret = smb347_start_stop_charging(smb);
fail:
smb347_set_writable(smb, false);
@ -814,8 +814,8 @@ static irqreturn_t smb347_interrupt(int irq, void *data)
* was connected or disconnected.
*/
if (irqstat_e & (IRQSTAT_E_USBIN_UV_IRQ | IRQSTAT_E_DCIN_UV_IRQ)) {
if (smb347_update_status(smb) > 0) {
smb347_update_online(smb);
if (smb347_update_ps_status(smb) > 0) {
smb347_start_stop_charging(smb);
if (smb->pdata->use_mains)
power_supply_changed(&smb->mains);
if (smb->pdata->use_usb)
@ -989,13 +989,13 @@ static int smb347_battery_get_property(struct power_supply *psy,
const struct smb347_charger_platform_data *pdata = smb->pdata;
int ret;
ret = smb347_update_status(smb);
ret = smb347_update_ps_status(smb);
if (ret < 0)
return ret;
switch (prop) {
case POWER_SUPPLY_PROP_STATUS:
if (!smb347_is_online(smb)) {
if (!smb347_is_ps_online(smb)) {
val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
break;
}
@ -1006,7 +1006,7 @@ static int smb347_battery_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_CHARGE_TYPE:
if (!smb347_is_online(smb))
if (!smb347_is_ps_online(smb))
return -ENODATA;
/*
@ -1039,7 +1039,7 @@ static int smb347_battery_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
if (!smb347_is_online(smb))
if (!smb347_is_ps_online(smb))
return -ENODATA;
ret = smb347_read(smb, STAT_A);
if (ret < 0)
@ -1053,7 +1053,7 @@ static int smb347_battery_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
if (!smb347_is_online(smb))
if (!smb347_is_ps_online(smb))
return -ENODATA;
ret = smb347_read(smb, STAT_B);