[PATCH 2/5] HID: Added further information for Roccat Kone

From: Stefan Achatz
Date: Tue May 18 2010 - 12:26:27 EST


>From 0875b1fdc784c60d28d3c5bc02ffcf0f30ccea2c Mon Sep 17 00:00:00 2001
From: Stefan Achatz <erazor_de@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 8 May 2010 16:53:31 +0200
Subject: [PATCH 2/5] HID: Added further information for Roccat Kone

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@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/hid/hid-roccat-kone.c | 11 ++++++-----
drivers/hid/hid-roccat-kone.h | 19 ++++++++++++++++---
2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c
index d23d309..9d68442 100644
--- a/drivers/hid/hid-roccat-kone.c
+++ b/drivers/hid/hid-roccat-kone.c
@@ -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
diff --git a/drivers/hid/hid-roccat-kone.h b/drivers/hid/hid-roccat-kone.h
index 99290ad..b413b10 100644
--- a/drivers/hid/hid-roccat-kone.h
+++ b/drivers/hid/hid-roccat-kone.h
@@ -80,6 +80,17 @@ 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 */
@@ -117,6 +128,7 @@ 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 */
@@ -162,7 +174,7 @@ 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
};
@@ -185,8 +197,9 @@ 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
--
1.6.6.1



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