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Commit 903b126b authored by Vojtech Pavlik's avatar Vojtech Pavlik Committed by Dmitry Torokhov
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Input: atkbd - handle keyboards generating scancode 0x7f 



Extend bat_xl handling to do err_xl handling, so that
keyboards using 0x7f scancode for regular keys can work.

Signed-off-by: default avatarVojtech Pavlik <vojtech@suse.cz>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent 8a409b01

drivers/input/keyboard/atkbd.c

+7 −3
Original line number Diff line number Diff line
@@ -208,6 +208,7 @@ struct atkbd { 
	unsigned char resend;

	unsigned char release;

	unsigned char bat_xl;

	unsigned char err_xl;

	unsigned int last;

	unsigned long time;

};
@@ -296,15 +297,18 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, 
		if (atkbd->emul ||

		    !(code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1 ||

		      code == ATKBD_RET_HANGUEL || code == ATKBD_RET_HANJA ||

		      code == ATKBD_RET_ERR ||

		     (code == ATKBD_RET_ERR && !atkbd->err_xl) ||

	             (code == ATKBD_RET_BAT && !atkbd->bat_xl))) {

			atkbd->release = code >> 7;

			code &= 0x7f;

		}



		if (!atkbd->emul &&

		     (code & 0x7f) == (ATKBD_RET_BAT & 0x7f))

		if (!atkbd->emul) {

		     if ((code & 0x7f) == (ATKBD_RET_BAT & 0x7f))

			atkbd->bat_xl = !atkbd->release;

		     if ((code & 0x7f) == (ATKBD_RET_ERR & 0x7f))

			atkbd->err_xl = !atkbd->release;

		}

	}



	switch (code) {