[rfc/patch 01/15] power: bq27x00: rename to bq27200.c

From: Felipe Balbi
Date: Sun Jul 12 2009 - 14:28:51 EST


That driver only really works for the i2c-based device
bq27200, so rename the file and all defines.

Signed-off-by: Felipe Balbi <me@xxxxxxxxxxxxxxx>
---
drivers/power/Kconfig | 2 +-
drivers/power/Makefile | 2 +-
.../power/{bq27x00_battery.c => bq27200_battery.c} | 99 ++++++++++----------
3 files changed, 52 insertions(+), 51 deletions(-)
rename drivers/power/{bq27x00_battery.c => bq27200_battery.c} (73%)

diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 7eda348..6e087a4 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -69,7 +69,7 @@ config BATTERY_WM97XX
help
Say Y to enable support for battery measured by WM97xx aux port.

-config BATTERY_BQ27x00
+config BATTERY_BQ27200
tristate "BQ27200 battery driver"
depends on I2C
help
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index daf3179..5288595 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -23,7 +23,7 @@ obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o
obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o
obj-$(CONFIG_BATTERY_TOSA) += tosa_battery.o
obj-$(CONFIG_BATTERY_WM97XX) += wm97xx_battery.o
-obj-$(CONFIG_BATTERY_BQ27x00) += bq27x00_battery.o
+obj-$(CONFIG_BATTERY_BQ27200) += bq27200_battery.o
obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o
obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o
obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27200_battery.c
similarity index 73%
rename from drivers/power/bq27x00_battery.c
rename to drivers/power/bq27200_battery.c
index 62bb981..f31f167 100644
--- a/drivers/power/bq27x00_battery.c
+++ b/drivers/power/bq27200_battery.c
@@ -1,5 +1,5 @@
/*
- * BQ27x00 battery driver
+ * BQ27200 battery driver
*
* Copyright (C) 2008 Rodolfo Giometti <giometti@xxxxxxxx>
* Copyright (C) 2008 Eurotech S.p.A. <info@xxxxxxxxxxx>
@@ -28,11 +28,11 @@

#define DRIVER_VERSION "1.0.0"

-#define BQ27x00_REG_TEMP 0x06
-#define BQ27x00_REG_VOLT 0x08
-#define BQ27x00_REG_RSOC 0x0B /* Relative State-of-Charge */
-#define BQ27x00_REG_AI 0x14
-#define BQ27x00_REG_FLAGS 0x0A
+#define BQ27200_REG_TEMP 0x06
+#define BQ27200_REG_VOLT 0x08
+#define BQ27200_REG_RSOC 0x0B /* Relative State-of-Charge */
+#define BQ27200_REG_AI 0x14
+#define BQ27200_REG_FLAGS 0x0A

/* If the system has several batteries we need a different name for each
* of them...
@@ -40,26 +40,26 @@
static DEFINE_IDR(battery_id);
static DEFINE_MUTEX(battery_mutex);

-struct bq27x00_device_info;
-struct bq27x00_access_methods {
+struct bq27200_device_info;
+struct bq27200_access_methods {
int (*read)(u8 reg, int *rt_value, int b_single,
- struct bq27x00_device_info *di);
+ struct bq27200_device_info *di);
};

-struct bq27x00_device_info {
+struct bq27200_device_info {
struct device *dev;
int id;
int voltage_uV;
int current_uA;
int temp_C;
int charge_rsoc;
- struct bq27x00_access_methods *bus;
+ struct bq27200_access_methods *bus;
struct power_supply bat;

struct i2c_client *client;
};

-static enum power_supply_property bq27x00_battery_props[] = {
+static enum power_supply_property bq27200_props[] = {
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
@@ -68,11 +68,11 @@ static enum power_supply_property bq27x00_battery_props[] = {
};

/*
- * Common code for BQ27x00 devices
+ * Common code for BQ27200 devices
*/

-static int bq27x00_read(u8 reg, int *rt_value, int b_single,
- struct bq27x00_device_info *di)
+static int bq27200_read(u8 reg, int *rt_value, int b_single,
+ struct bq27200_device_info *di)
{
int ret;

@@ -86,12 +86,12 @@ static int bq27x00_read(u8 reg, int *rt_value, int b_single,
* Return the battery temperature in Celsius degrees
* Or < 0 if something fails.
*/
-static int bq27x00_battery_temperature(struct bq27x00_device_info *di)
+static int bq27200_temperature(struct bq27200_device_info *di)
{
int ret;
int temp = 0;

- ret = bq27x00_read(BQ27x00_REG_TEMP, &temp, 0, di);
+ ret = bq27200_read(BQ27200_REG_TEMP, &temp, 0, di);
if (ret) {
dev_err(di->dev, "error reading temperature\n");
return ret;
@@ -104,12 +104,12 @@ static int bq27x00_battery_temperature(struct bq27x00_device_info *di)
* Return the battery Voltage in milivolts
* Or < 0 if something fails.
*/
-static int bq27x00_battery_voltage(struct bq27x00_device_info *di)
+static int bq27200_voltage(struct bq27200_device_info *di)
{
int ret;
int volt = 0;

- ret = bq27x00_read(BQ27x00_REG_VOLT, &volt, 0, di);
+ ret = bq27200_read(BQ27200_REG_VOLT, &volt, 0, di);
if (ret) {
dev_err(di->dev, "error reading voltage\n");
return ret;
@@ -123,18 +123,18 @@ static int bq27x00_battery_voltage(struct bq27x00_device_info *di)
* Note that current can be negative signed as well
* Or 0 if something fails.
*/
-static int bq27x00_battery_current(struct bq27x00_device_info *di)
+static int bq27200_current(struct bq27200_device_info *di)
{
int ret;
int curr = 0;
int flags = 0;

- ret = bq27x00_read(BQ27x00_REG_AI, &curr, 0, di);
+ ret = bq27200_read(BQ27200_REG_AI, &curr, 0, di);
if (ret) {
dev_err(di->dev, "error reading current\n");
return 0;
}
- ret = bq27x00_read(BQ27x00_REG_FLAGS, &flags, 0, di);
+ ret = bq27200_read(BQ27200_REG_FLAGS, &flags, 0, di);
if (ret < 0) {
dev_err(di->dev, "error reading flags\n");
return 0;
@@ -150,12 +150,12 @@ static int bq27x00_battery_current(struct bq27x00_device_info *di)
* Return the battery Relative State-of-Charge
* Or < 0 if something fails.
*/
-static int bq27x00_battery_rsoc(struct bq27x00_device_info *di)
+static int bq27200_rsoc(struct bq27200_device_info *di)
{
int ret;
int rsoc = 0;

- ret = bq27x00_read(BQ27x00_REG_RSOC, &rsoc, 1, di);
+ ret = bq27200_read(BQ27200_REG_RSOC, &rsoc, 1, di);
if (ret) {
dev_err(di->dev, "error reading relative State-of-Charge\n");
return ret;
@@ -164,30 +164,30 @@ static int bq27x00_battery_rsoc(struct bq27x00_device_info *di)
return rsoc >> 8;
}

-#define to_bq27x00_device_info(x) container_of((x), \
- struct bq27x00_device_info, bat);
+#define to_bq27200_device_info(x) container_of((x), \
+ struct bq27200_device_info, bat);

-static int bq27x00_battery_get_property(struct power_supply *psy,
+static int bq27200_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct bq27x00_device_info *di = to_bq27x00_device_info(psy);
+ struct bq27200_device_info *di = to_bq27200_device_info(psy);

switch (psp) {
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
case POWER_SUPPLY_PROP_PRESENT:
- val->intval = bq27x00_battery_voltage(di);
+ val->intval = bq27200_voltage(di);
if (psp == POWER_SUPPLY_PROP_PRESENT)
val->intval = val->intval <= 0 ? 0 : 1;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
- val->intval = bq27x00_battery_current(di);
+ val->intval = bq27200_current(di);
break;
case POWER_SUPPLY_PROP_CAPACITY:
- val->intval = bq27x00_battery_rsoc(di);
+ val->intval = bq27200_rsoc(di);
break;
case POWER_SUPPLY_PROP_TEMP:
- val->intval = bq27x00_battery_temperature(di);
+ val->intval = bq27200_temperature(di);
break;
default:
return -EINVAL;
@@ -196,12 +196,12 @@ static int bq27x00_battery_get_property(struct power_supply *psy,
return 0;
}

-static void bq27x00_powersupply_init(struct bq27x00_device_info *di)
+static void bq27200_powersupply_init(struct bq27200_device_info *di)
{
di->bat.type = POWER_SUPPLY_TYPE_BATTERY;
- di->bat.properties = bq27x00_battery_props;
- di->bat.num_properties = ARRAY_SIZE(bq27x00_battery_props);
- di->bat.get_property = bq27x00_battery_get_property;
+ di->bat.properties = bq27200_props;
+ di->bat.num_properties = ARRAY_SIZE(bq27200_props);
+ di->bat.get_property = bq27200_get_property;
di->bat.external_power_changed = NULL;
}

@@ -209,8 +209,8 @@ static void bq27x00_powersupply_init(struct bq27x00_device_info *di)
* BQ27200 specific code
*/

-static int bq27200_read(u8 reg, int *rt_value, int b_single,
- struct bq27x00_device_info *di)
+static int _bq27200_read(u8 reg, int *rt_value, int b_single,
+ struct bq27200_device_info *di)
{
struct i2c_client *client = di->client;
struct i2c_msg msg[1];
@@ -252,8 +252,8 @@ static int bq27200_battery_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
char *name;
- struct bq27x00_device_info *di;
- struct bq27x00_access_methods *bus;
+ struct bq27200_device_info *di;
+ struct bq27200_access_methods *bus;
int num;
int retval = 0;

@@ -293,11 +293,11 @@ static int bq27200_battery_probe(struct i2c_client *client,
i2c_set_clientdata(client, di);
di->dev = &client->dev;
di->bat.name = name;
- bus->read = &bq27200_read;
+ bus->read = &_bq27200_read;
di->bus = bus;
di->client = client;

- bq27x00_powersupply_init(di);
+ bq27200_powersupply_init(di);

retval = power_supply_register(&client->dev, &di->bat);
if (retval) {
@@ -325,7 +325,7 @@ batt_failed_1:

static int bq27200_battery_remove(struct i2c_client *client)
{
- struct bq27x00_device_info *di = i2c_get_clientdata(client);
+ struct bq27200_device_info *di = i2c_get_clientdata(client);

power_supply_unregister(&di->bat);

@@ -351,14 +351,14 @@ static const struct i2c_device_id bq27200_id[] = {

static struct i2c_driver bq27200_battery_driver = {
.driver = {
- .name = "bq27200-battery",
+ .name = "bq27200",
},
.probe = bq27200_battery_probe,
.remove = bq27200_battery_remove,
.id_table = bq27200_id,
};

-static int __init bq27x00_battery_init(void)
+static int __init bq27200_init(void)
{
int ret;

@@ -368,14 +368,15 @@ static int __init bq27x00_battery_init(void)

return ret;
}
-module_init(bq27x00_battery_init);
+module_init(bq27200_init);

-static void __exit bq27x00_battery_exit(void)
+static void __exit bq27200_exit(void)
{
i2c_del_driver(&bq27200_battery_driver);
}
-module_exit(bq27x00_battery_exit);
+module_exit(bq27200_exit);

MODULE_AUTHOR("Rodolfo Giometti <giometti@xxxxxxxx>");
-MODULE_DESCRIPTION("BQ27x00 battery monitor driver");
+MODULE_DESCRIPTION("BQ27200 battery monitor driver");
MODULE_LICENSE("GPL");
+
--
1.6.1.3

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