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Regard whitespace Rev 1028 → Rev 1029

/drivers/video/radeonhd/rhd_atomcrtc.c
0,0 → 1,459
/*
* Copyright 2007, 2008 Luc Verhaegen <lverhaegen@novell.com>
* Copyright 2007, 2008 Matthias Hopf <mhopf@novell.com>
* Copyright 2007, 2008 Egbert Eich <eich@novell.com>
* Copyright 2007, 2008 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.
*/
 
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
 
#include "xf86.h"
 
#if HAVE_XF86_ANSIC_H
# include "xf86_ansic.h"
#else
# include <unistd.h>
#endif
 
#include "rhd.h"
#include "rhd_crtc.h"
#include "rhd_pll.h"
#include "rhd_lut.h"
#include "rhd_regs.h"
#include "rhd_modes.h"
#include "rhd_mc.h"
#if defined (ATOM_BIOS) && defined (ATOM_BIOS_PARSER)
# include "rhd_atombios.h"
 
# define D1_REG_OFFSET 0x0000
# define D2_REG_OFFSET 0x0800
 
struct rhdCrtcScalePrivate {
void *RegList;
CARD32 StoreViewportSize;
CARD32 StoreViewportStart;
};
 
/*
*
*/
static void
rhdAtomCrtcRestore(struct rhdCrtc *Crtc, void *Store)
{
RHDPtr rhdPtr = RHDPTRI(Crtc);
union AtomBiosArg data;
 
RHDFUNC(rhdPtr);
 
data.Address = Store;
RHDAtomBiosFunc(Crtc->scrnIndex, rhdPtr->atomBIOS, ATOM_RESTORE_REGISTERS, &data);
}
 
/*
*
*/
static void
rhdAtomScaleSet(struct rhdCrtc *Crtc, enum rhdCrtcScaleType Type,
DisplayModePtr Mode, DisplayModePtr ScaledToMode)
{
RHDPtr rhdPtr = RHDPTRI(Crtc);
struct rhdScalerOverscan Overscan;
struct atomCrtcOverscan AtomOverscan;
enum atomCrtc AtomCrtc = RHD_CRTC_1;
enum atomScaler Scaler = 0;
enum atomScaleMode ScaleMode = 0;
union AtomBiosArg data;
CARD32 RegOff = 0;
 
RHDDebug(Crtc->scrnIndex, "FUNCTION: %s: %s viewport: %ix%i\n", __func__, Crtc->Name,
Mode->CrtcHDisplay, Mode->CrtcVDisplay);
 
/* D1Mode registers */
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
RHDRegWrite(Crtc, RegOff + D1MODE_VIEWPORT_SIZE,
Mode->CrtcVDisplay | (Mode->CrtcHDisplay << 16));
RHDRegWrite(Crtc, RegOff + D1MODE_VIEWPORT_START, 0);
 
Overscan = rhdCalculateOverscan(Mode, ScaledToMode, Type);
Type = Overscan.Type;
 
ASSERT(Crtc->ScalePriv);
data.Address = &((Crtc->ScalePriv)->RegList);
RHDAtomBiosFunc(rhdPtr->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
AtomOverscan.ovscnLeft = Overscan.OverscanLeft;
AtomOverscan.ovscnRight = Overscan.OverscanRight;
AtomOverscan.ovscnTop = Overscan.OverscanTop;
AtomOverscan.ovscnBottom = Overscan.OverscanBottom;
 
switch (Crtc->Id) {
case RHD_CRTC_1:
Scaler = atomScaler1;
AtomCrtc = atomCrtc1;
break;
case RHD_CRTC_2:
Scaler = atomScaler2;
AtomCrtc = atomCrtc2;
break;
}
 
rhdAtomSetCRTCOverscan(rhdPtr->atomBIOS, AtomCrtc, &AtomOverscan);
 
switch (Type) {
case RHD_CRTC_SCALE_TYPE_NONE:
ScaleMode = atomScaleDisable;
break;
case RHD_CRTC_SCALE_TYPE_CENTER:
ScaleMode = atomScaleCenter;
break;
case RHD_CRTC_SCALE_TYPE_SCALE:
case RHD_CRTC_SCALE_TYPE_SCALE_KEEP_ASPECT_RATIO: /* scaled to fullscreen */
ScaleMode = atomScaleExpand;
break;
}
rhdAtomSetScaler(rhdPtr->atomBIOS, Scaler, ScaleMode);
 
data.Address = NULL;
RHDAtomBiosFunc(rhdPtr->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
RHDMCTuneAccessForDisplay(rhdPtr, Crtc->Id, Mode,
ScaledToMode ? ScaledToMode : Mode);
}
 
/*
*
*/
static void
rhdAtomScaleSave(struct rhdCrtc *Crtc)
{
struct rhdCrtcScalePrivate* ScalePriv;
CARD32 RegOff = 0;
 
RHDFUNC(Crtc);
 
if (!Crtc->ScalePriv) {
if(!(ScalePriv = (struct rhdCrtcScalePrivate*)xnfcalloc(1, sizeof(struct rhdCrtcScalePrivate))))
return;
Crtc->ScalePriv = ScalePriv;
} else
ScalePriv = Crtc->ScalePriv;
 
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
ScalePriv->StoreViewportSize = RHDRegRead(Crtc, RegOff + D1MODE_VIEWPORT_SIZE);
ScalePriv->StoreViewportStart = RHDRegRead(Crtc, RegOff + D1MODE_VIEWPORT_START);
ScalePriv->RegList = NULL;
}
 
/*
*
*/
static void
rhdAtomCrtcScaleRestore(struct rhdCrtc *Crtc)
{
struct rhdCrtcScalePrivate* ScalePriv;
CARD32 RegOff = 0;
 
RHDFUNC(Crtc);
 
rhdAtomCrtcRestore(Crtc, &(((struct rhdCrtcScalePrivate*)Crtc->ScalePriv)->RegList));
 
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
ScalePriv = (struct rhdCrtcScalePrivate*)Crtc->ScalePriv;
RHDRegWrite(Crtc, RegOff + D1MODE_VIEWPORT_SIZE, ScalePriv->StoreViewportSize);
RHDRegWrite(Crtc, RegOff + D1MODE_VIEWPORT_START, ScalePriv->StoreViewportStart);
}
 
/*
*
*/
static void
rhdAtomCrtcScaleDestroy(struct rhdCrtc *Crtc)
{
RHDFUNC(Crtc);
 
if (Crtc->ScalePriv) {
xfree(Crtc->ScalePriv->RegList);
xfree(Crtc->ScalePriv);
Crtc->ScalePriv = NULL;
}
}
 
/*
*
*/
struct rhdCrtcModePrivate {
void *RegList;
CARD32 StoreModeDataFormat;
};
 
static void
rhdAtomModeSet(struct rhdCrtc *Crtc, DisplayModePtr Mode)
{
RHDPtr rhdPtr = RHDPTRI(Crtc);
union AtomBiosArg data;
CARD32 RegOff = 0;
 
RHDFUNC(rhdPtr);
 
ASSERT(Crtc->ModePriv);
data.Address = &((Crtc->ModePriv)->RegList);
RHDAtomBiosFunc(rhdPtr->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
if (!rhdAtomSetCRTCTimings(rhdPtr->atomBIOS,
Crtc->Id == RHD_CRTC_1 ? atomCrtc1 : atomCrtc2,
Mode, 32))
xf86DrvMsg(rhdPtr->scrnIndex, X_ERROR, "%s: failed to set mode.\n",__func__);
 
/* set interlaced - AtomBIOS never sets the data format - never tested? */
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
if (Mode->Flags & V_INTERLACE)
RHDRegWrite(Crtc, RegOff + D1MODE_DATA_FORMAT, 0x1);
else
RHDRegWrite(Crtc, RegOff + D1MODE_DATA_FORMAT, 0x0);
 
data.Address = NULL;
RHDAtomBiosFunc(Crtc->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
}
 
/*
*
*/
static Bool
rhdAtomCrtcPower(struct rhdCrtc *Crtc, int Power)
{
RHDPtr rhdPtr = RHDPTRI(Crtc);
enum atomCrtc AtomCrtc = atomCrtc1;
union AtomBiosArg data;
 
RHDFUNC(Crtc);
 
switch (Crtc->Id) {
case RHD_CRTC_1:
AtomCrtc = atomCrtc1;
break;
case RHD_CRTC_2:
AtomCrtc = atomCrtc2;
break;
}
data.Address = &((Crtc->ModePriv)->RegList);
RHDAtomBiosFunc(rhdPtr->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
/*
* We call rhdAtomEnableCrtcMemReq blindly as this table seemed to have existed in all
* versions of AtomBIOS on the hardware we support
*/
switch (Power) {
case RHD_POWER_ON:
rhdAtomEnableCrtcMemReq(rhdPtr->atomBIOS, AtomCrtc, atomCrtcEnable);
rhdAtomEnableCrtc(rhdPtr->atomBIOS, AtomCrtc, atomCrtcEnable);
break;
case RHD_POWER_RESET:
case RHD_POWER_SHUTDOWN:
default:
rhdAtomEnableCrtc(rhdPtr->atomBIOS, AtomCrtc, atomCrtcDisable);
rhdAtomEnableCrtcMemReq(rhdPtr->atomBIOS, AtomCrtc, atomCrtcDisable);
break;
}
data.Address = NULL;
RHDAtomBiosFunc(Crtc->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
/*
* we always claim we succeeded here, after all, we know, AtomBIOS knows
* how to do things, right?
* Err, no, when we use AtomBIOS we should not have a clue how to find out.
*/
return TRUE;
}
 
/*
*
*/
static void
rhdAtomCrtcBlank(struct rhdCrtc *Crtc, Bool Blank)
{
RHDPtr rhdPtr = RHDPTRI(Crtc);
enum atomCrtc AtomCrtc = atomCrtc1;
struct atomCrtcBlank Config;
union AtomBiosArg data;
 
RHDFUNC(Crtc);
 
switch (Crtc->Id) {
case RHD_CRTC_1:
AtomCrtc = atomCrtc1;
break;
case RHD_CRTC_2:
AtomCrtc = atomCrtc2;
break;
}
if (Blank)
Config.Action = atomBlankOn;
else
Config.Action = atomBlankOff;
 
Config.r = Config.g = Config.b = 0;
 
data.Address = &((Crtc->ModePriv)->RegList);
RHDAtomBiosFunc(rhdPtr->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
 
rhdAtomBlankCRTC(rhdPtr->atomBIOS, AtomCrtc , &Config);
 
data.Address = NULL;
RHDAtomBiosFunc(Crtc->scrnIndex, rhdPtr->atomBIOS, ATOM_SET_REGISTER_LIST_LOCATION, &data);
}
 
/*
*
*/
static void
rhdAtomModeSave(struct rhdCrtc *Crtc)
{
struct rhdCrtcModePrivate* ModePriv;
CARD32 RegOff = 0;
 
if (!Crtc->ModePriv) {
if(!(ModePriv = (struct rhdCrtcModePrivate*)xnfcalloc(1, sizeof(struct rhdCrtcModePrivate))))
return;
Crtc->ModePriv = ModePriv;
} else
ModePriv = Crtc->ModePriv;
 
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
ModePriv->StoreModeDataFormat = RHDRegRead(Crtc, RegOff + D1MODE_DATA_FORMAT);
ModePriv->RegList = NULL;
}
 
/*
*
*/
static void
rhdAtomModeRestore(struct rhdCrtc *Crtc)
{
struct rhdCrtcModePrivate* ModePriv;
CARD32 RegOff = 0;
 
if (Crtc->Id == RHD_CRTC_1)
RegOff = D1_REG_OFFSET;
else
RegOff = D2_REG_OFFSET;
 
ModePriv = Crtc->ModePriv;
 
rhdAtomCrtcRestore(Crtc, &ModePriv->RegList);
 
RHDRegWrite(Crtc, RegOff + D1MODE_DATA_FORMAT, ModePriv->StoreModeDataFormat);
}
 
/*
*
*/
static void
rhdAtomModeDestroy(struct rhdCrtc *Crtc)
{
RHDFUNC(Crtc);
 
if (Crtc->ModePriv) {
xfree(Crtc->ModePriv->RegList);
xfree(Crtc->ModePriv);
Crtc->ModePriv = NULL;
}
}
 
/*
*
*/
void
RHDAtomCrtcsInit(RHDPtr rhdPtr)
{
struct rhdCrtc *Crtc;
int i;
 
RHDFUNC(rhdPtr);
 
if (rhdPtr->Crtc[0] == NULL || rhdPtr->Crtc[1] == NULL) {
xf86DrvMsg(rhdPtr->scrnIndex, X_ERROR, "%s: CRTCs not initialized\n",__func__);
return;
}
 
for (i = 0; i < 2; i++) {
 
Crtc = rhdPtr->Crtc[i];
 
if (i == 0) {
Crtc->Name = "ATOM CRTC 1";
Crtc->Id = RHD_CRTC_1;
} else {
Crtc->Name = "ATOM CRTC 2";
Crtc->Id = RHD_CRTC_2;
}
 
/* EnableGraphSurfaces is only a BIOS internal table. So use the hardcoded path.
Crtc->FBValid = atomFBValid;
Crtc->FBSet = atomFBSet;
Crtc->FBSave = atomSave;
Crtc->FBRestore = atomRestore;
*/
 
/* There is no separate function to set up the LUT thru AtomBIOS */
 
/* Crtc->ScaleValid: From rhd_crtc.c */
Crtc->ScaleSet = rhdAtomScaleSet;
Crtc->ScaleSave = rhdAtomScaleSave;
Crtc->ScaleRestore = rhdAtomCrtcScaleRestore;
Crtc->ScaleDestroy = rhdAtomCrtcScaleDestroy;
 
/* No such AtomBIOS table */
/* Crtc->FrameSet = atomViewPortStart; */
 
/* Crtc->ModeValid: From rhd_crtc.c */
Crtc->ModeSet = rhdAtomModeSet;
Crtc->ModeSave = rhdAtomModeSave;
Crtc->ModeRestore = rhdAtomModeRestore;
Crtc->ModeDestroy = rhdAtomModeDestroy;
 
Crtc->Power = rhdAtomCrtcPower;
Crtc->Blank = rhdAtomCrtcBlank;
}
}
 
#endif /* ATOM_BIOS && ATOM_BIOS_PARSER */