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HID: roccat: fix special button support

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Added new data and changed workaround for abnormal button behaviour
according to new gained knowledge about Roccat Kone device.

Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Stefan Achatz 2010-05-19 13:53:22 +02:00 committed by Jiri Kosina
parent 00237bc520
commit 73b3577d5d
2 changed files with 22 additions and 8 deletions
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11
drivers/hid/hid-roccat-kone.c
View File

@ -928,14 +928,15 @@ static int kone_raw_event(struct hid_device *hdev, struct hid_report *report,
return 0;
/*
* Firmware 1.38 introduced new behaviour for tilt buttons.
* Pressed tilt button is reported in each movement event.
* Firmware 1.38 introduced new behaviour for tilt and special buttons.
* Pressed button is reported in each movement event.
* Workaround sends only one event per press.
*/
if (kone->last_tilt_state == event->tilt)
event->tilt = 0;
if (memcmp(&kone->last_mouse_event.tilt, &event->tilt, 5))
memcpy(&kone->last_mouse_event, event,
sizeof(struct kone_mouse_event));
else
kone->last_tilt_state = event->tilt;
memset(&event->tilt, 0, 5);
/*
* handle special events and keep actual profile and dpi values

19
drivers/hid/hid-roccat-kone.h
View File

@ -83,6 +83,17 @@ enum kone_button_info_types {
kone_button_info_type_multimedia_volume_down = 0x27
};
enum kone_button_info_numbers {
kone_button_top = 1,
kone_button_wheel_tilt_left = 2,
kone_button_wheel_tilt_right = 3,
kone_button_forward = 4,
kone_button_backward = 5,
kone_button_middle = 6,
kone_button_plus = 7,
kone_button_minus = 8,
};
struct kone_light_info {
uint8_t number; /* number of light 1-5 */
uint8_t mod; /* 1 = on, 2 = off */
@ -120,6 +131,7 @@ struct kone_profile {
uint8_t light_effect_speed; /* range 0-255 */
struct kone_light_info light_infos[5];
/* offset is kone_button_info_numbers - 1 */
struct kone_button_info button_infos[8];
uint16_t checksum; /* \brief holds checksum of struct */
@ -165,7 +177,7 @@ enum kone_mouse_events {
/* TODO clarify meaning and occurence of kone_mouse_event_calibration */
kone_mouse_event_calibration = 0xc0,
kone_mouse_event_call_overlong_macro = 0xe0,
/* switch events notify if user changed values wiht mousebutton click */
/* switch events notify if user changed values with mousebutton click */
kone_mouse_event_switch_dpi = 0xf0,
kone_mouse_event_switch_profile = 0xf1
};
@ -188,8 +200,9 @@ struct kone_device {
* is no way of getting this information from the device on demand
*/
int actual_profile, actual_dpi;
/* Used for neutralizing abnormal tilt button behaviour */
int last_tilt_state;
/* Used for neutralizing abnormal button behaviour */
struct kone_mouse_event last_mouse_event;
/*
* It's unlikely that multiple sysfs attributes are accessed at a time,
* so only one mutex is used to secure hardware access and profiles and