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kolibrios/drivers/video/radeonhd/rhd_crtc.h

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/*
* Copyright 2004-2008 Luc Verhaegen <lverhaegen@novell.com>
* Copyright 2007, 2008 Matthias Hopf <mhopf@novell.com>
* Copyright 2007, 2008 Egbert Eich <eich@novell.com>
*
* 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_CRTC_H
# define _RHD_CRTC_H
struct rhdFMTDither {
Bool LVDS24Bit;
Bool LVDSSpatialDither;
Bool LVDSTemporalDither;
int LVDSGreyLevel;
};
enum rhdCrtcScaleType {
RHD_CRTC_SCALE_TYPE_NONE, /* top left */
RHD_CRTC_SCALE_TYPE_CENTER, /* center of the actual mode */
RHD_CRTC_SCALE_TYPE_SCALE, /* scaled to fullscreen */
RHD_CRTC_SCALE_TYPE_SCALE_KEEP_ASPECT_RATIO /* scaled to fullscreen */
};
#define RHD_CRTC_SCALE_TYPE_DEFAULT RHD_CRTC_SCALE_TYPE_SCALE_KEEP_ASPECT_RATIO
struct rhdCrtc {
int scrnIndex;
char *Name;
#define RHD_CRTC_1 0
#define RHD_CRTC_2 1
int Id; /* for others to hook onto */
Bool Active;
int Offset; /* Current offset */
int bpp;
int Pitch;
int Width;
int Height;
int X, Y; /* Current frame */
int MinX, MinY, MaxX, MaxY; /* Panning Area: Max != 0 if used */
enum rhdCrtcScaleType ScaleType;
struct rhdPLL *PLL; /* Currently attached PLL: move to private */
struct rhdLUT *LUT; /* Currently attached LUT: move to private */
struct rhdCursor *Cursor; /* Fixed to the MODE engine */
DisplayModePtr CurrentMode;
DisplayModePtr Modes; /* Validated ones: Cycle through these */
DisplayModePtr ScaledToMode; /* usually a fixed mode from one of the monitors */
struct rhdCrtcFMTPrivate *FMTPriv; /* each CRTC subsystem may define this independently */
void (*FMTModeSet)(struct rhdCrtc *Crtc, struct rhdFMTDither *FMTDither);
void (*FMTSave)(struct rhdCrtc *Crtc);
void (*FMTRestore)(struct rhdCrtc *Crtc);
void (*FMTDestroy) (struct rhdCrtc *Crtc);
struct rhdCrtcFBPrivate *FBPriv; /* each CRTC subsystem may define this independently */
ModeStatus (*FBValid) (struct rhdCrtc *Crtc, CARD16 Width, CARD16 Height,
int bpp, CARD32 Offset, CARD32 Size, CARD32 *pPitch);
void (*FBSet) (struct rhdCrtc *Crtc, CARD16 Pitch, CARD16 Width,
CARD16 Height, int bpp, CARD32 Offset);
void (*FBSave) (struct rhdCrtc *Crtc);
void (*FBRestore) (struct rhdCrtc *Crtc);
void (*FBDestroy) (struct rhdCrtc *Crtc);
struct rhdCrtcModePrivate *ModePriv; /* each CRTC subsystem may define this independently */
ModeStatus (*ModeValid) (struct rhdCrtc *Crtc, DisplayModePtr Mode);
void (*ModeSet) (struct rhdCrtc *Crtc, DisplayModePtr Mode);
void (*ModeSave) (struct rhdCrtc *Crtc);
void (*ModeRestore) (struct rhdCrtc *Crtc);
void (*ModeDestroy) (struct rhdCrtc *Crtc);
struct rhdCrtcScalePrivate *ScalePriv; /* each CRTC subsystem may define this independently */
ModeStatus (*ScaleValid) (struct rhdCrtc *Crtc, enum rhdCrtcScaleType Type, DisplayModePtr Mode, DisplayModePtr ScaledToMode);
void (*ScaleSet) (struct rhdCrtc *Crtc, enum rhdCrtcScaleType Type, DisplayModePtr Mode, DisplayModePtr ScaledToMode);
void (*ScaleSave) (struct rhdCrtc *Crtc);
void (*ScaleRestore) (struct rhdCrtc *Crtc);
void (*ScaleDestroy) (struct rhdCrtc *Crtc);
void (*FrameSet) (struct rhdCrtc *Crtc, CARD16 X, CARD16 Y);
/* callback for pll setting lives here */
/* callback for lut setting lives here */
struct rhdCrtcLUTPrivate *LUTPriv; /* each CRTC subsystem may define this independently */
void (*LUTSelect) (struct rhdCrtc *Crtc, struct rhdLUT *LUT);
void (*LUTSave) (struct rhdCrtc *Crtc);
void (*LUTRestore) (struct rhdCrtc *Crtc);
void (*LUTDestroy) (struct rhdCrtc *Crtc);
Bool (*Power) (struct rhdCrtc *Crtc, int Power);
void (*Blank) (struct rhdCrtc *Crtc, Bool Blank);
};
Bool RHDCrtcsInit(RHDPtr rhdPtr);
void RHDAtomCrtcsInit(RHDPtr rhdPtr);
void RHDCrtcsDestroy(RHDPtr rhdPtr);
void RHDCrtcSave(struct rhdCrtc *Crtc);
void RHDCrtcRestore(struct rhdCrtc *Crtc);
/*
* Calculate overscan values for scaler.
*/
struct rhdScalerOverscan
{
int OverscanTop;
int OverscanBottom;
int OverscanLeft;
int OverscanRight;
enum rhdCrtcScaleType Type;
};
extern struct rhdScalerOverscan
rhdCalculateOverscan(DisplayModePtr Mode,
DisplayModePtr ScaledToMode,
enum rhdCrtcScaleType Type);
#endif /* _RHD_CRTC_H */