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staging: xgifb: XGINew_GetXG21Sense(): eliminate video BIOS access

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Remove video BIOS access from the routine, use the flag instead which
is initialized according to the BIOS data.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Aaro Koskinen
2011-12-06 00:10:35 +02:00
committed by Greg Kroah-Hartman
parent 97f4532d6d
commit c4ffaa4422
1 changed files with 1 additions and 6 deletions
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7
drivers/staging/xgifb/vb_init.c
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@@ -1313,14 +1313,9 @@ static void XGINew_GetXG21Sense(struct xgi_hw_device_info *HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
unsigned char Temp;
volatile unsigned char *pVideoMemory =
(unsigned char *) pVBInfo->ROMAddr;
pVBInfo->IF_DEF_LVDS = 0;
#if 1
if ((pVideoMemory[0x65] & 0x01)) { /* For XG21 LVDS */
pVBInfo->IF_DEF_LVDS = 1;
if (pVBInfo->IF_DEF_LVDS) { /* For XG21 LVDS */
xgifb_reg_or(pVBInfo->P3d4, 0x32, LCDSense);
/* LVDS on chip */
xgifb_reg_and_or(pVBInfo->P3d4, 0x38, ~0xE0, 0xC0);