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Commit 224b321b authored by Przemo Firszt's avatar Przemo Firszt Committed by Jiri Kosina
Browse files

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: default avatarPrzemo Firszt <przemo@firszt.eu>
Reviewed-by: default avatarChris Bagwell <chris@cnpbagwell.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent d464c92b

drivers/hid/Kconfig

+1 −7
Original line number Diff line number Diff line
@@ -595,16 +595,10 @@ config THRUSTMASTER_FF 
config HID_WACOM

	tristate "Wacom Bluetooth devices support"

	depends on BT_HIDP

	---help---

	Support for Wacom Graphire Bluetooth tablet.



config HID_WACOM_POWER_SUPPLY

	bool "Wacom Bluetooth devices power supply status support"

	depends on HID_WACOM

	select POWER_SUPPLY

	---help---

	  Say Y here if you want to enable power supply status monitoring for

	  Wacom Bluetooth devices.

	Support for Wacom Graphire Bluetooth tablet.



config HID_WIIMOTE

	tristate "Nintendo Wii Remote support"

drivers/hid/hid-wacom.c

+0 −16
Original line number Diff line number Diff line
@@ -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));

}