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