Commit d1805b38 authored by Aaro Koskinen's avatar Aaro Koskinen Committed by Greg Kroah-Hartman
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staging: xgifb: ReadVBIOSTablData(): copy only a single LVDS entry 



Only a single LVDS table entry is needed by the driver.

Signed-off-by: default avatarAaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 08ce239c

drivers/staging/xgifb/vb_init.c

+27 −26
Original line number Diff line number Diff line
@@ -1120,9 +1120,10 @@ static void ReadVBIOSTablData(struct pci_dev *pdev, 
	struct xgifb_video_info *xgifb_info = pci_get_drvdata(pdev);

	u8 *vbios;

	unsigned long i;

	unsigned char j, k;

	unsigned char j;

	struct XGI21_LVDSCapStruct *lvds;

	size_t vbios_size;

	int entry;



	if (xgifb_info->chip != XG21)

		return;
@@ -1148,9 +1149,14 @@ static void ReadVBIOSTablData(struct pci_dev *pdev, 
		goto error;

	if (j == 0xff)

		j = 1;

	k = 0;

	/*

	 * Read the LVDS table index scratch register set by the BIOS.

	 */

	entry = xgifb_reg_get(xgifb_info->dev_info.P3d4, 0x36);

	if (entry >= j)

		entry = 0;

	i += entry * 25;

	lvds = &pVBInfo->XG21_LVDSCapList[0];

	do {

	if (vbios_size <= i + 24)

		goto error;

	lvds->LVDS_Capability	= vbios[i]	| (vbios[i + 1] << 8);
@@ -1169,11 +1175,6 @@ static void ReadVBIOSTablData(struct pci_dev *pdev, 
	lvds->PSC_S3		= vbios[i + 22];

	lvds->PSC_S4		= vbios[i + 23];

	lvds->PSC_S5		= vbios[i + 24];

		i += 25;

		j--;

		k++;

		lvds++;

	} while (j > 0 && k < ARRAY_SIZE(XGI21_LCDCapList));

	vfree(vbios);

	pVBInfo->IF_DEF_LVDS = 1;

	return;

drivers/staging/xgifb/vb_setmode.c

+0 −6
Original line number Diff line number Diff line
@@ -3650,12 +3650,6 @@ static void XGI_XG27BLSignalVDD(unsigned short tempbh, unsigned short tempbl, 


static unsigned short XGI_GetLVDSOEMTableIndex(struct vb_device_info *pVBInfo)

{

	unsigned short index;



	index = xgifb_reg_get(pVBInfo->P3d4, 0x36);

	if (index < sizeof(XGI21_LCDCapList)

			/ sizeof(struct XGI21_LVDSCapStruct))

		return index;

	return 0;

}