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greybus: battery-gb.c: add new functions from Greybus spec document.

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Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
This commit is contained in:
Greg Kroah-Hartman 2014-12-08 17:45:10 -05:00
parent 82b5e3feb7
commit 6b7dff889c
1 changed files with 8 additions and 4 deletions
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12
drivers/staging/greybus/battery-gb.c
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@ -35,9 +35,12 @@ struct gb_battery {
#define GB_BATTERY_TYPE_TECHNOLOGY 0x02
#define GB_BATTERY_TYPE_STATUS 0x03
#define GB_BATTERY_TYPE_MAX_VOLTAGE 0x04
#define GB_BATTERY_TYPE_CAPACITY 0x05
#define GB_BATTERY_TYPE_PERCENT_CAPACITY 0x05
#define GB_BATTERY_TYPE_TEMPERATURE 0x06
#define GB_BATTERY_TYPE_VOLTAGE 0x07
#define GB_BATTERY_TYPE_CURRENT 0x08
#define GB_BATTERY_TYPE_CAPACITY 0x09 // TODO - POWER_SUPPLY_PROP_CURRENT_MAX
#define GB_BATTERY_TYPE_SHUTDOWN_TEMP 0x0a // TODO - POWER_SUPPLY_PROP_TEMP_ALERT_MAX
struct gb_battery_proto_version_response {
__u8 major;
@ -211,13 +214,14 @@ static int get_max_voltage(struct gb_battery *gb)
return max_voltage;
}
static int get_capacity(struct gb_battery *gb)
static int get_percent_capacity(struct gb_battery *gb)
{
struct gb_battery_capacity_response capacity_response;
u32 capacity;
int retval;
retval = gb_operation_sync(gb->connection, GB_BATTERY_TYPE_CAPACITY,
retval = gb_operation_sync(gb->connection,
GB_BATTERY_TYPE_PERCENT_CAPACITY,
NULL, 0, &capacity_response,
sizeof(capacity_response));
if (retval)
@ -279,7 +283,7 @@ static int get_property(struct power_supply *b,
break;
case POWER_SUPPLY_PROP_CAPACITY:
val->intval = get_capacity(gb);
val->intval = get_percent_capacity(gb);
break;
case POWER_SUPPLY_PROP_TEMP: