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/*
* Copyright 2007 Luc Verhaegen <lverhaegen@novell.com>
* Copyright 2007 Matthias Hopf <mhopf@novell.com>
* Copyright 2007 Egbert Eich <eich@novell.com>
* Copyright 2007 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _RHD_PLL_H
#define _RHD_PLL_H
struct rhdPLL {
int scrnIndex;
#define PLL_NAME_PLL1 "PLL 1"
#define PLL_NAME_PLL2 "PLL 2"
char *Name;
/* also used as an index to rhdPtr->PLLs */
#define PLL_ID_PLL1 0
#define PLL_ID_PLL2 1
#define PLL_ID_NONE -1
int Id;
CARD32 CurrentClock;
Bool Active;
/* from defaults or from atom */
CARD32 RefClock;
CARD32 IntMin;
CARD32 IntMax;
CARD32 PixMin;
CARD32 PixMax;
ModeStatus (*Valid) (struct rhdPLL *PLL, CARD32 Clock);
void (*Set) (struct rhdPLL *PLL, int PixelClock, CARD16 ReferenceDivider,
CARD16 FeedbackDivider, CARD8 PostDivider);
void (*Power) (struct rhdPLL *PLL, int Power);
void (*Save) (struct rhdPLL *PLL);
void (*Restore) (struct rhdPLL *PLL);
/* For save/restore: Move to a Private */
Bool Stored;
void *Private;
Bool StoreActive;
Bool StoreCrtc1Owner;
Bool StoreCrtc2Owner;
CARD32 StoreRefDiv;
CARD32 StoreFBDiv;
CARD32 StorePostDiv;
CARD32 StoreControl;
CARD32 StoreSpreadSpectrum;
/* RV620/RV635/RS780 */
Bool StoreDCCGCLKOwner;
CARD32 StoreDCCGCLK;
CARD8 StoreScalerPostDiv;
CARD8 StoreSymPostDiv;
CARD32 StorePostDivSrc;
Bool StoreGlitchReset;
};
Bool RHDPLLsInit(RHDPtr rhdPtr);
ModeStatus RHDPLLValid(struct rhdPLL *PLL, CARD32 Clock);
void RHDPLLSet(struct rhdPLL *PLL, CARD32 Clock);
void RHDPLLPower(struct rhdPLL *PLL, int Power);
void RHDPLLsPowerAll(RHDPtr rhdPtr, int Power);
void RHDPLLsShutdownInactive(RHDPtr rhdPtr);
void RHDPLLsSave(RHDPtr rhdPtr);
void RHDPLLsRestore(RHDPtr rhdPtr);
void RHDPLLsDestroy(RHDPtr rhdPtr);
void RHDSetupLimits(RHDPtr rhdPtr, CARD32 *RefClock,
CARD32 *IntMin, CARD32 *IntMax,
CARD32 *PixMin, CARD32 *PixMax);
Bool RHDAtomPLLsInit(RHDPtr rhdPtr);
#endif /* _RHD_PLL_H */
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