Commit 986eb9fa authored by Peter Huewe's avatar Peter Huewe Committed by Greg Kroah-Hartman
Browse files

staging/xgifb: Remove unnecessary binary calculation in GetXG27FPBits 



If temp <= 2 no other bits than the lowest two (0x03) can be set anyway
-> this operation can be removed.

Signed-off-by: default avatarPeter Huewe <peterhuewe@gmx.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9195ba09

drivers/staging/xgifb/vb_init.c

+1 −3
Original line number Diff line number Diff line
@@ -1177,9 +1177,7 @@ static unsigned char GetXG27FPBits(struct vb_device_info *pVBInfo) 
	/* enable GPIOA/B/C read */

	xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x03, 0x03);

	temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);

	if (temp <= 2)

		temp &= 0x03;

	else

	if (temp > 2)

		temp = ((temp & 0x04) >> 1) | ((~temp) & 0x01);



	xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A);