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authorPrzemo Firszt <przemo@firszt.eu>2012-03-22 18:54:05 +0000
committerJiri Kosina <jkosina@suse.cz>2012-03-28 10:22:56 +0200
commit224b321b312e9c03989e1563beaa50f98f9b48e0 (patch)
tree556274ddcb84117bb4cb31b6e7e8cbab6ee4f665 /drivers/hid/hid-wacom.c
parentd464c92b5234227c1698862a1906827e2e398ae0 (diff)
HID: wacom: Remove CONFIG_HID_WACOM_POWER_SUPPLY option
This option was ment as a safety mechanism in case the system treats the wacom tablet battery as the main power supply. It's no longer required as now we can distinguish between system power supply and device power supply. Signed-off-by: Przemo Firszt <przemo@firszt.eu> Reviewed-by: Chris Bagwell <chris@cnpbagwell.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-wacom.c')
-rw-r--r--drivers/hid/hid-wacom.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index 067e2963314..46de2acada4 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -25,9 +25,7 @@
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/slab.h>
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
#include <linux/power_supply.h>
-#endif
#include "hid-ids.h"
@@ -41,14 +39,11 @@ struct wacom_data {
__u32 id;
__u32 serial;
unsigned char high_speed;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
int battery_capacity;
struct power_supply battery;
struct power_supply ac;
-#endif
};
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
/*percent of battery capacity, 0 means AC online*/
static unsigned short batcap[8] = { 1, 15, 25, 35, 50, 70, 100, 0 };
@@ -120,7 +115,6 @@ static int wacom_ac_get_property(struct power_supply *psy,
}
return ret;
}
-#endif
static void wacom_set_features(struct hid_device *hdev)
{
@@ -310,12 +304,10 @@ static int wacom_gr_parse_report(struct hid_device *hdev,
input_sync(input);
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
/* Store current battery capacity */
rw = (data[7] >> 2 & 0x07);
if (rw != wdata->battery_capacity)
wdata->battery_capacity = rw;
-#endif
return 1;
}
@@ -596,7 +588,6 @@ static int wacom_probe(struct hid_device *hdev,
break;
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
wdata->battery.properties = wacom_battery_props;
wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
wdata->battery.get_property = wacom_battery_get_property;
@@ -629,16 +620,13 @@ static int wacom_probe(struct hid_device *hdev,
}
power_supply_powers(&wdata->ac, &hdev->dev);
-#endif
return 0;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
err_ac:
power_supply_unregister(&wdata->battery);
err_battery:
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#endif
err_free:
kfree(wdata);
return ret;
@@ -646,16 +634,12 @@ err_free:
static void wacom_remove(struct hid_device *hdev)
{
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
struct wacom_data *wdata = hid_get_drvdata(hdev);
-#endif
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
power_supply_unregister(&wdata->battery);
power_supply_unregister(&wdata->ac);
-#endif
kfree(hid_get_drvdata(hdev));
}