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/* $XFree86$ */
/* $XdotOrg: driver/xf86-video-sisusb/src/sisusb_dac.h,v 1.4 2005/07/09 03:02:56 twini Exp $ */
/*
* DAC helper functions (Save/Restore, MemClk, etc)
* Definitions and prototypes
*
* Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1) Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2) Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3) The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
int SiSUSB_compute_vclk(int Clock, int *out_n, int *out_dn, int *out_div,
int *out_sbit, int *out_scale);
void SISUSBDACPreInit(ScrnInfoPtr pScrn);
void SISUSBLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indicies,
LOCO *colors, VisualPtr pVisual);
void SiSUSBCalcClock(ScrnInfoPtr pScrn, int clock, int max_VLD,
unsigned int *vclk);
void SiSUSBIODump(ScrnInfoPtr pScrn);
int SiSUSBMemBandWidth(ScrnInfoPtr pScrn, Bool IsForCRT2);
int SiSUSBMclk(SISUSBPtr pSiSUSB);
void SiSUSBRestoreBridge(ScrnInfoPtr pScrn, SISUSBRegPtr sisReg);
extern int SiSUSBCalcVRate(DisplayModePtr mode);
/* Functions from sisusb_init.c (use its datatypes!) */
extern void SiSUSB_DisplayOn(SiS_Private *SiS_Pr);
extern UCHAR SiSUSB_GetSetModeID(ScrnInfoPtr pScrn, UCHAR id);
extern void SiSUSBRegInit(SiS_Private *SiS_Pr, USHORT BaseAddr);
/* End of init.c/init301.c imports */
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