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staging: xgifb: XGI_EnableChISLCD(): delete trivial function
The function returns always false, delete it. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 5 additions and 28 deletions
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@ -4541,23 +4541,6 @@ static unsigned char XGI_IsLCDON(struct vb_device_info *pVBInfo)
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return 0;
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}
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/* --------------------------------------------------------------------- */
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/* Function : XGI_EnableChISLCD */
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/* Input : */
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/* Output : 0 -> Not LCD mode */
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/* Description : if bool enable = true -> enable, else disable */
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/* --------------------------------------------------------------------- */
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static unsigned char XGI_EnableChISLCD(struct vb_device_info *pVBInfo,
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bool enable)
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{
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unsigned short tempbx, tempah;
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tempbx = 0;
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tempah = ~((unsigned short) xgifb_reg_get(pVBInfo->Part1Port, 0x2E));
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return 0;
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}
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static void XGI_DisableBridge(struct xgifb_video_info *xgifb_info,
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struct xgi_hw_device_info *HwDeviceExtension,
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struct vb_device_info *pVBInfo)
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@ -4586,7 +4569,6 @@ static void XGI_DisableBridge(struct xgifb_video_info *xgifb_info,
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if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
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if (((pVBInfo->VBInfo &
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(SetCRT2ToLCD | XGI_SetCRT2ToLCDA))) ||
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(XGI_EnableChISLCD(pVBInfo, false)) ||
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(XGI_IsLCDON(pVBInfo)))
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/* LVDS Driver power down */
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xgifb_reg_or(pVBInfo->Part4Port, 0x30, 0x80);
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@ -5480,16 +5462,11 @@ static void XGI_EnableBridge(struct xgifb_video_info *xgifb_info,
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xgifb_reg_and_or(pVBInfo->Part2Port, 0x00, ~0xE0,
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0x20); /* shampoo 0129 */
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if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
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if (!XGI_EnableChISLCD(pVBInfo, false)) {
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if (XGI_EnableChISLCD(pVBInfo, true) ||
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(pVBInfo->VBInfo &
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(SetCRT2ToLCD | XGI_SetCRT2ToLCDA)))
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/* LVDS PLL power on */
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xgifb_reg_and(
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pVBInfo->Part4Port,
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0x2A,
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0x7F);
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}
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if (pVBInfo->VBInfo &
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(SetCRT2ToLCD | XGI_SetCRT2ToLCDA))
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/* LVDS PLL power on */
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xgifb_reg_and(pVBInfo->Part4Port, 0x2A,
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0x7F);
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/* LVDS Driver power on */
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xgifb_reg_and(pVBInfo->Part4Port, 0x30, 0x7F);
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}
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