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HID: wiimote: fix nunchuck button parser

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The buttons of the Wii Remote Nunchuck extension are actually active low.
Fix the parser to forward the inverted values. The comment in the function
always said "0 == pressed" but the implementation was wrong from the
beginning.

Cc: stable@vger.kernel.org
Reported-by: Victor Quicksilver <victor.quicksilver@gmail.com>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
David Herrmann 2013-02-18 01:47:15 +01:00 committed by Jiri Kosina
parent 30b6b7d8d3
commit 89bdd0c6f3
1 changed files with 4 additions and 4 deletions
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8
drivers/hid/hid-wiimote-ext.c
View file

@ -403,14 +403,14 @@ static void handler_nunchuck(struct wiimote_ext *ext, const __u8 *payload)
if (ext->motionp) {
input_report_key(ext->input,
wiiext_keymap[WIIEXT_KEY_Z], !!(payload[5] & 0x04));
wiiext_keymap[WIIEXT_KEY_Z], !(payload[5] & 0x04));
input_report_key(ext->input,
wiiext_keymap[WIIEXT_KEY_C], !!(payload[5] & 0x08));
wiiext_keymap[WIIEXT_KEY_C], !(payload[5] & 0x08));
} else {
input_report_key(ext->input,
wiiext_keymap[WIIEXT_KEY_Z], !!(payload[5] & 0x01));
wiiext_keymap[WIIEXT_KEY_Z], !(payload[5] & 0x01));
input_report_key(ext->input,
wiiext_keymap[WIIEXT_KEY_C], !!(payload[5] & 0x02));
wiiext_keymap[WIIEXT_KEY_C], !(payload[5] & 0x02));
}
input_sync(ext->input);