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Diffstat (limited to 'src/atimach64xv.c')
| -rw-r--r-- | src/atimach64xv.c | 1493 |
1 files changed, 1493 insertions, 0 deletions
diff --git a/src/atimach64xv.c b/src/atimach64xv.c new file mode 100644 index 00000000..92fe7ecc --- /dev/null +++ b/src/atimach64xv.c @@ -0,0 +1,1493 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atimach64xv.c,v 1.7 2003/11/10 18:22:18 tsi Exp $ */ +/* + * Copyright 2003 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of Marc Aurele La France not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. Marc Aurele La France makes no representations + * about the suitability of this software for any purpose. It is provided + * "as-is" without express or implied warranty. + * + * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO + * EVENT SHALL MARC AURELE LA FRANCE BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#include "ati.h" +#include "atiaccel.h" +#include "atichip.h" +#include "atimach64accel.h" +#include "atimach64io.h" +#include "atimach64xv.h" + +#include "Xv.h" +#include "fourcc.h" + +#define MAKE_ATOM(string) MakeAtom(string, strlen(string), TRUE) +#define MaxScale (CARD32)(CARD16)(-1) + +static unsigned long ATIMach64XVAtomGeneration = (unsigned long)(-1); + +static XF86VideoEncodingRec ATIMach64VideoEncoding_A[] = +{ + { 0, "XV_IMAGE", 384, 2048, {1, 1} } +}; +#define nATIMach64VideoEncoding_A NumberOf(ATIMach64VideoEncoding_A) + +static XF86VideoEncodingRec ATIMach64VideoEncoding_B[] = +{ + { 0, "XV_IMAGE", 720, 2048, {1, 1} } +}; +#define nATIMach64VideoEncoding_B NumberOf(ATIMach64VideoEncoding_B) + +/* nATIMach64VideoEncoding_[AB] should be equal */ +#define nATIMach64VideoEncoding nATIMach64VideoEncoding_A + +static XF86VideoFormatRec ATIMach64VideoFormat[] = +{ + { 8, TrueColor}, + { 8, DirectColor}, + { 8, PseudoColor}, + { 8, GrayScale}, + { 8, StaticGray}, + { 8, StaticColor}, + {15, TrueColor}, + {16, TrueColor}, + {24, TrueColor}, + {15, DirectColor}, + {16, DirectColor}, + {24, DirectColor} +}; +#define nATIMach64VideoFormat NumberOf(ATIMach64VideoFormat) + +static XF86AttributeRec ATIMach64Attribute[] = +{ + /* These are only supported on the Rage Pro and later ... */ + { + XvSettable | XvGettable, + -1000, 1000, + "XV_SATURATION" + }, + { + XvSettable | XvGettable, + -1000, 1000, + "XV_BRIGHTNESS" + }, + { + XvSettable | XvGettable, + -1000, 1000, + "XV_COLOUR" + }, + { + XvSettable | XvGettable, + -1000, 1000, + "XV_COLOR" + }, + + /* Local attributes, odds and ends for compatibility, etc... */ + { + XvSettable | XvGettable, + 0, 1, + "XV_AUTOPAINT_COLOURKEY" + }, + { + XvSettable | XvGettable, + 0, 1, + "XV_AUTOPAINT_COLORKEY" + }, + { + XvSettable | XvGettable, + 0, (1 << 24) - 1, + "XV_COLOURKEY" + }, + { + XvSettable | XvGettable, + 0, (1 << 24) - 1, + "XV_COLORKEY" + }, + { + XvSettable | XvGettable, + 0, (1 << 24) - 1, + "XV_COLOURKEY_MASK" + }, + { + XvSettable | XvGettable, + 0, (1 << 24) - 1, + "XV_COLORKEY_MASK" + }, + { + XvSettable, + 0, 0, + "XV_SET_DEFAULTS" + }, + { /* Keep last */ + XvSettable | XvGettable, + 0, 1, + "XV_DOUBLE_BUFFER" + } +}; +#define nATIMach64Attribute NumberOf(ATIMach64Attribute) + +static XF86ImageRec ATIMach64Image[] = +{ + XVIMAGE_YUY2, + XVIMAGE_UYVY, + XVIMAGE_YV12, + XVIMAGE_I420 +}; +#define nATIMach64Image NumberOf(ATIMach64Image) + +/* A local XVideo adaptor attribute record */ +typedef struct _ATIMach64Attribute +{ + Atom AttributeID; + INT32 MaxValue; /* ... for the hardware */ + void (*SetAttribute) NestedPrototype((ATIPtr, INT32)); + INT32 (*GetAttribute) NestedPrototype((ATIPtr)); +} ATIMach64AttributeRec, *ATIMach64AttributePtr; + +/* Functions to get/set XVideo adaptor attributes */ + +static void +ATIMach64SetSaturationAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + /* Set the register */ + pATI->NewHW.scaler_colour_cntl &= + ~(SCALE_SATURATION_U | SCALE_SATURATION_V); + pATI->NewHW.scaler_colour_cntl |= SetBits(Value, SCALE_SATURATION_U) | + SetBits(Value, SCALE_SATURATION_V); + outf(SCALER_COLOUR_CNTL, pATI->NewHW.scaler_colour_cntl); +} + +static INT32 +ATIMach64GetSaturationAttribute +( + ATIPtr pATI +) +{ + return (INT32)GetBits(pATI->NewHW.scaler_colour_cntl, SCALE_SATURATION_U); +} + +static void +ATIMach64SetBrightnessAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + /* Set the register */ + pATI->NewHW.scaler_colour_cntl &= ~SCALE_BRIGHTNESS; + pATI->NewHW.scaler_colour_cntl |= SetBits(Value, SCALE_BRIGHTNESS); + outf(SCALER_COLOUR_CNTL, pATI->NewHW.scaler_colour_cntl); +} + +static INT32 +ATIMach64GetBrightnessAttribute +( + ATIPtr pATI +) +{ + return (INT32)GetBits(pATI->NewHW.scaler_colour_cntl, SCALE_BRIGHTNESS); +} + +static void +ATIMach64SetDoubleBufferAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + pATI->DoubleBuffer = Value; +} + +static INT32 +ATIMach64GetDoubleBufferAttribute +( + ATIPtr pATI +) +{ + return (int)pATI->DoubleBuffer; +} + +static void +ATIMach64SetAutoPaintAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + pATI->AutoPaint = Value; +} + +static INT32 +ATIMach64GetAutoPaintAttribute +( + ATIPtr pATI +) +{ + return (int)pATI->AutoPaint; +} + +static void +ATIMach64SetColourKeyAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + pATI->NewHW.overlay_graphics_key_clr = + (CARD32)(Value & ((1 << pATI->depth) - 1)); + outf(OVERLAY_GRAPHICS_KEY_CLR, pATI->NewHW.overlay_graphics_key_clr); +} + +static INT32 +ATIMach64GetColourKeyAttribute +( + ATIPtr pATI +) +{ + return (INT32)pATI->NewHW.overlay_graphics_key_clr; +} + +static void +ATIMach64SetColourKeyMaskAttribute +( + ATIPtr pATI, + INT32 Value +) +{ + pATI->NewHW.overlay_graphics_key_msk = + (CARD32)(Value & ((1 << pATI->depth) - 1)); + outf(OVERLAY_GRAPHICS_KEY_MSK, pATI->NewHW.overlay_graphics_key_msk); +} + +static INT32 +ATIMach64GetColourKeyMaskAttribute +( + ATIPtr pATI +) +{ + return (INT32)pATI->NewHW.overlay_graphics_key_msk; +} + +/* + * ATIMach64SetDefaultAttributes -- + * + * This function calls other functions to set default values for the various + * attributes of an XVideo port. + */ +static void +ATIMach64SetDefaultAttributes +( + ATIPtr pATI, + INT32 Value +) +{ + ATIMach64SetAutoPaintAttribute(pATI, TRUE); + ATIMach64SetDoubleBufferAttribute(pATI, FALSE); + ATIMach64SetColourKeyMaskAttribute(pATI, (1 << pATI->depth) - 1); + ATIMach64SetColourKeyAttribute(pATI, (3 << ((2 * pATI->depth) / 3)) | + (2 << ((1 * pATI->depth) / 3)) | + (1 << ((0 * pATI->depth) / 3))); + + if (pATI->Chip < ATI_CHIP_264GTPRO) + return; + + ATIMach64SetBrightnessAttribute(pATI, 32); + ATIMach64SetSaturationAttribute(pATI, 16); +} + +/* + * There is a one-to-one correspondance between elements of the following array + * and those of ATIMach64Attribute. + */ +static ATIMach64AttributeRec ATIMach64AttributeInfo[nATIMach64Attribute] = +{ + { /* SATURATION */ + 0, 23, + ATIMach64SetSaturationAttribute, + ATIMach64GetSaturationAttribute + }, + { /* BRIGHTNESS */ + 0, 63, + ATIMach64SetBrightnessAttribute, + ATIMach64GetBrightnessAttribute + }, + { /* COLOUR */ + 0, 23, + ATIMach64SetSaturationAttribute, + ATIMach64GetSaturationAttribute + }, + { /* COLOR */ + 0, 23, + ATIMach64SetSaturationAttribute, + ATIMach64GetSaturationAttribute + }, + { /* AUTOPAINT_COLOURKEY */ + 0, 1, + ATIMach64SetAutoPaintAttribute, + ATIMach64GetAutoPaintAttribute + }, + { /* AUTOPAINT_COLORKEY */ + 0, 1, + ATIMach64SetAutoPaintAttribute, + ATIMach64GetAutoPaintAttribute + }, + { /* COLOURKEY */ + 0, (1 << 24) - 1, + ATIMach64SetColourKeyAttribute, + ATIMach64GetColourKeyAttribute + }, + { /* COLORKEY */ + 0, (1 << 24) - 1, + ATIMach64SetColourKeyAttribute, + ATIMach64GetColourKeyAttribute + }, + { /* COLOURKEY_MASK */ + 0, (1 << 24) - 1, + ATIMach64SetColourKeyMaskAttribute, + ATIMach64GetColourKeyMaskAttribute + }, + { /* COLORKEY_MASK */ + 0, (1 << 24) - 1, + ATIMach64SetColourKeyMaskAttribute, + ATIMach64GetColourKeyMaskAttribute + }, + { /* SET_DEFAULTS */ + 0, 0, + ATIMach64SetDefaultAttributes, + NULL + }, + { /* DOUBLE_BUFFER */ + 0, 1, + ATIMach64SetDoubleBufferAttribute, + ATIMach64GetDoubleBufferAttribute + } +}; + +/* + * ATIMach64FindAttribute -- + * + * This function is called to locate an Xv attribute's table entry. + */ +static int +ATIMach64FindPortAttribute +( + ATIPtr pATI, + Atom AttributeID +) +{ + int iAttribute; + + if (pATI->Chip < ATI_CHIP_264GTPRO) + iAttribute = 4; + else + iAttribute = 0; + + for (; iAttribute < nATIMach64Attribute; iAttribute++) + if (AttributeID == ATIMach64AttributeInfo[iAttribute].AttributeID) + return iAttribute; + + return -1; +} + +/* + * ATIMach64SetPortAttribute -- + * + * This function sets the value of a particular port's attribute. + */ +static int +ATIMach64SetPortAttribute +( + ScrnInfoPtr pScreenInfo, + Atom AttributeID, + INT32 Value, + pointer pATI +) +{ + INT32 Range; + int iAttribute; + + if (((iAttribute = ATIMach64FindPortAttribute(pATI, AttributeID)) < 0) || + !ATIMach64AttributeInfo[iAttribute].SetAttribute) + return BadMatch; + + Range = ATIMach64Attribute[iAttribute].max_value - + ATIMach64Attribute[iAttribute].min_value; + + if (Range >= 0) + { + /* Limit and scale the value */ + Value -= ATIMach64Attribute[iAttribute].min_value; + + if (Value < 0) + Value = 0; + else if (Value > Range) + Value = Range; + + if (Range != ATIMach64AttributeInfo[iAttribute].MaxValue) + { + if (ATIMach64AttributeInfo[iAttribute].MaxValue > 0) + Value *= ATIMach64AttributeInfo[iAttribute].MaxValue; + if (Range > 0) + Value /= Range; + } + } + + (*ATIMach64AttributeInfo[iAttribute].SetAttribute)(pATI, Value); + + return Success; +} + +/* + * ATIMach64SetPortAttribute -- + * + * This function retrieves the value of a particular port's attribute. + */ +static int +ATIMach64GetPortAttribute +( + ScrnInfoPtr pScreenInfo, + Atom AttributeID, + INT32 *Value, + pointer pATI +) +{ + INT32 Range; + int iAttribute; + + if (!Value || + ((iAttribute = ATIMach64FindPortAttribute(pATI, AttributeID)) < 0) || + !ATIMach64AttributeInfo[iAttribute].GetAttribute) + return BadMatch; + + *Value = (*ATIMach64AttributeInfo[iAttribute].GetAttribute)(pATI); + + Range = ATIMach64Attribute[iAttribute].max_value - + ATIMach64Attribute[iAttribute].min_value; + + if (Range >= 0) + { + if (Range != ATIMach64AttributeInfo[iAttribute].MaxValue) + { + /* (Un-)scale the value */ + if (Range > 0) + *Value *= Range; + if (ATIMach64AttributeInfo[iAttribute].MaxValue > 0) + *Value /= ATIMach64AttributeInfo[iAttribute].MaxValue; + } + + *Value += ATIMach64Attribute[iAttribute].min_value; + } + + return Success; +} + +/* + * ATIMach64RemoveLinearCallback -- + * + * This is called by the framebuffer manager to release the offscreen XVideo + * buffer after the video has been temporarily disabled due to its window being + * iconified or completely occluded. + */ +static void +ATIMach64RemoveLinearCallback +( + FBLinearPtr pLinear +) +{ + ATIPtr pATI = ATIPTR(xf86Screens[pLinear->pScreen->myNum]); + + pATI->pXVBuffer = NULL; + outf(OVERLAY_SCALE_CNTL, SCALE_EN); +} + +/* + * ATIMach64StopVideo -- + * + * This is called to stop displaying a video. Note that, to prevent jittering + * this doesn't actually turn off the overlay unless 'Cleanup' is TRUE, i.e. + * when the video is to be actually stopped rather than temporarily disabled. + */ +static void +ATIMach64StopVideo +( + ScrnInfoPtr pScreenInfo, + pointer Data, + Bool Cleanup +) +{ + ScreenPtr pScreen = pScreenInfo->pScreen; + ATIPtr pATI = Data; + + if (pATI->ActiveSurface) + return; + + REGION_EMPTY(pScreen, &pATI->VideoClip); + + if (!Cleanup) + { + /* + * Free offscreen buffer if/when its allocation is needed by XAA's + * pixmap cache. + */ + if (pATI->pXVBuffer) + pATI->pXVBuffer->RemoveLinearCallback = + ATIMach64RemoveLinearCallback; + return; + } + + pATI->pXVBuffer = ATIResizeOffscreenLinear(pScreen, pATI->pXVBuffer, 0); + outf(OVERLAY_SCALE_CNTL, SCALE_EN); +} + +/* + * ATIMach64QueryBestSize -- + * + * Quoting XVideo docs: + * + * This function provides the client with a way to query what the destination + * dimensions would end up being if they were to request that an area + * VideoWidth by VideoHeight from the video stream be scaled to rectangle of + * DrawableWidth by DrawableHeight on the screen. Since it is not expected + * that all hardware will be able to get the target dimensions exactly, it is + * important that the driver provide this function. + */ +static void +ATIMach64QueryBestSize +( + ScrnInfoPtr pScreenInfo, + Bool Motion, + short VideoWidth, + short VideoHeight, + short DrawableWidth, + short DrawableHeight, + unsigned int *Width, + unsigned int *Height, + pointer pATI +) +{ + *Width = DrawableWidth; + *Height = DrawableHeight; +} + +/* + * ATIMach64QueryImageAttributes -- + * + * Quoting XVideo docs: + * + * This function is called to let the driver specify how data for a particular + * image of size Width by Height should be stored. Sometimes only the size and + * corrected width and height are needed. In that case pitches and offsets are + * NULL. The size of the memory required for the image is returned by this + * function. The width and height of the requested image can be altered by the + * driver to reflect format limitations (such as component sampling periods + * that are larger than one). If pPitch and pOffset are not NULL, these will + * be arrays with as many elements in them as there are planes in the image + * format. The driver should specify the pitch (in bytes) of each scanline in + * the particular plane as well as the offset to that plane (in bytes) from the + * beginning of the image. + */ +static int +ATIMach64QueryImageAttributes +( + ScrnInfoPtr pScreenInfo, + int ImageID, + unsigned short *Width, + unsigned short *Height, + int *pPitch, + int *pOffset +) +{ + int Size, tmp; + + if (!Width || !Height) + return 0; + + if (*Width > 2048) + *Width = 2048; + else + *Width = (*Width + 1) & ~1; + + if (*Height > 2048) + *Height = 2048; + + if (pOffset) + pOffset[0] = 0; + + switch (ImageID) + { + case FOURCC_YV12: + case FOURCC_I420: + *Height = (*Height + 1) & ~1; + Size = (*Width + 3) & ~3; + if (pPitch) + pPitch[0] = Size; + Size *= *Height; + if (pOffset) + pOffset[1] = Size; + tmp = ((*Width >> 1) + 3) & ~3; + if (pPitch) + pPitch[1] = pPitch[2] = tmp; + tmp *= (*Height >> 1); + Size += tmp; + if (pOffset) + pOffset[2] = Size; + Size += tmp; + break; + + case FOURCC_UYVY: + case FOURCC_YUY2: + Size = *Width << 1; + if (pPitch) + pPitch[0] = Size; + Size *= *Height; + break; + + default: + Size = 0; + break; + } + + return Size; +} + +/* + * ATIMach64ScaleVideo -- + * + * This function is called to calculate overlay scaling factors. + */ +static void +ATIMach64ScaleVideo +( + ATIPtr pATI, + DisplayModePtr pMode, + int SrcW, + int SrcH, + int DstW, + int DstH, + CARD32 *pHScale, + CARD32 *pVScale +) +{ + int Shift; + + *pHScale = ATIDivide(SrcW, DstW, + GetBits(pATI->NewHW.pll_vclk_cntl, PLL_ECP_DIV) + 12, 0); + + Shift = 12; + if (pMode->Flags & V_INTERLACE) + Shift++; + + if (pATI->OptionPanelDisplay && (pATI->LCDPanelID >= 0)) + { + if (pMode->VDisplay < pATI->LCDVertical) + { + SrcH *= pMode->VDisplay; + DstH *= pATI->LCDVertical; + } + } + else + { + if (pMode->Flags & V_DBLSCAN) + Shift--; + if (pMode->VScan > 1) + DstH *= pMode->VScan; + } + + *pVScale = ATIDivide(SrcH, DstH, Shift, 0); +} + +/* + * ATIMach64ClipVideo -- + * + * Clip the video (both source and destination) and make various other + * adjustments. + */ +static Bool +ATIMach64ClipVideo +( + ScrnInfoPtr pScreenInfo, + ATIPtr pATI, + int ImageID, + short SrcX, + short SrcY, + short SrcW, + short SrcH, + short DstX, + short DstY, + short *DstW, + short *DstH, + short Width, + short Height, + RegionPtr pClip, + BoxPtr pDstBox, + INT32 *SrcX1, + INT32 *SrcX2, + INT32 *SrcY1, + INT32 *SrcY2, + int *SrcLeft, + int *SrcTop +) +{ + CARD32 HScale, VScale; + + /* Check hardware limits */ + if ((Height <= 0) || (Height > 2048) || (Width <= 0) || (Width > 720) || + ((Width > 384) && (pATI->Chip < ATI_CHIP_264VTB))) + return FALSE; + + ATIMach64ScaleVideo(pATI, pScreenInfo->currentMode, + SrcW, SrcH, *DstW, *DstH, &HScale, &VScale); + if (!HScale || !VScale) + return FALSE; + if (HScale > MaxScale) + *DstW = (*DstW * HScale) / MaxScale; + if (VScale > MaxScale) + *DstH = (*DstH * HScale) / MaxScale; + + /* Clip both the source and the destination */ + *SrcX1 = SrcX; + *SrcX2 = SrcX + SrcW; + *SrcY1 = SrcY; + *SrcY2 = SrcY + SrcH; + + pDstBox->x1 = DstX; + pDstBox->x2 = DstX + *DstW; + pDstBox->y1 = DstY; + pDstBox->y2 = DstY + *DstH; + + if (!xf86XVClipVideoHelper(pDstBox, SrcX1, SrcX2, SrcY1, SrcY2, + pClip, Width, Height)) + return FALSE; + + /* + * Reset overlay scaler origin. This prevents jittering during + * viewport panning or while the video is being moved or gradually + * obscured/unobscured. + */ + pDstBox->x1 = DstX; + pDstBox->y1 = DstY; + + /* Translate to the current viewport */ + pDstBox->x1 -= pScreenInfo->frameX0; + pDstBox->x2 -= pScreenInfo->frameX0; + pDstBox->y1 -= pScreenInfo->frameY0; + pDstBox->y2 -= pScreenInfo->frameY0; + + *SrcLeft = *SrcTop = 0; + + /* + * If the overlay scaler origin ends up outside the current viewport, move + * it to the viewport's top left corner. This unavoidably causes a slight + * jittering in the image (even with double-buffering). + */ + if (pDstBox->x1 < 0) + { + *SrcLeft = ((-pDstBox->x1 * SrcW) / *DstW) & ~1; + pDstBox->x1 = 0; + } + + if (pDstBox->y1 < 0) + { + *SrcTop = (-pDstBox->y1 * SrcH) / *DstH; + pDstBox->y1 = 0; + + switch (ImageID) + { + case FOURCC_YV12: + case FOURCC_I420: + *SrcTop = (*SrcTop + 1) & ~1; + break; + + default: + break; + } + } + + return TRUE; +} + +#ifdef ATIMove32 + +/* A faster intercept */ +#undef xf86XVCopyPacked +#define xf86XVCopyPacked ATIMach64XVCopyPacked + +static void +ATIMach64XVCopyPacked +( + const CARD8 *pSrc, + CARD8 *pDst, + int SrcPitch, + int DstPitch, + int Height, + int Width +) +{ + Width >>= 1; + while (--Height >= 0) + { + ATIMove32(pDst, pSrc, Width); + pSrc += SrcPitch; + pDst += DstPitch; + } +} + +#endif + +/* + * ATIMach64DisplayVideo -- + * + * This function programmes Mach64 registers needed to display a video. + */ +static void +ATIMach64DisplayVideo +( + ScrnInfoPtr pScreenInfo, + ATIPtr pATI, + BoxPtr pDstBox, + int ImageID, + int Offset, + int Pitch, + short SrcW, + short SrcH, + short DstW, + short DstH, + short Width, + short Height +) +{ + DisplayModePtr pMode = pScreenInfo->currentMode; + CARD32 HScale, VScale; + + if (pMode->VScan > 1) + { + pDstBox->y1 *= pMode->VScan; + pDstBox->y2 *= pMode->VScan; + } + if (pMode->Flags & V_DBLSCAN) + { + pDstBox->y1 <<= 1; + pDstBox->y2 <<= 1; + } + + /* Recalculate overlay scale factors */ + ATIMach64ScaleVideo(pATI, pMode, SrcW, SrcH, DstW, DstH, &HScale, &VScale); + + pATI->NewHW.video_format &= ~SCALER_IN; + if (ImageID == FOURCC_UYVY) + pATI->NewHW.video_format |= SCALER_IN_YVYU422; + else + pATI->NewHW.video_format |= SCALER_IN_VYUY422; + + ATIMach64WaitForFIFO(pATI, 8); + outq(OVERLAY_Y_X_START, OVERLAY_Y_X_END, OVERLAY_LOCK_START | + SetWord(pDstBox->x1, 1) | SetWord(pDstBox->y1, 0), + SetWord(pDstBox->x2 - 1, 1) | SetWord(pDstBox->y2 - 1, 0)); + outf(OVERLAY_SCALE_INC, SetWord(HScale, 1) | SetWord(VScale, 0)); + outf(SCALER_HEIGHT_WIDTH, SetWord(Width, 1) | SetWord(Height, 0)); + outf(VIDEO_FORMAT, pATI->NewHW.video_format); + + if (pATI->Chip < ATI_CHIP_264VTB) + { + outf(BUF0_OFFSET, Offset); + outf(BUF0_PITCH, Pitch); + } + else + { + outf(SCALER_BUF0_OFFSET, Offset); + outf(SCALER_BUF_PITCH, Pitch); + } + + outf(OVERLAY_SCALE_CNTL, SCALE_PIX_EXPAND | OVERLAY_EN | SCALE_EN); +} + +/* + * ATIMach64PutImage -- + * + * This function is called to put a video image on the screen. + */ +static int +ATIMach64PutImage +( + ScrnInfoPtr pScreenInfo, + short SrcX, + short SrcY, + short DstX, + short DstY, + short SrcW, + short SrcH, + short DstW, + short DstH, + int ImageID, + unsigned char *Buffer, + short Width, + short Height, + Bool Synchronise, + RegionPtr pClip, + pointer Data +) +{ + ATIPtr pATI = Data; + ScreenPtr pScreen; + INT32 SrcX1, SrcX2, SrcY1, SrcY2; + BoxRec DstBox; + int SrcPitch, SrcPitchUV, DstPitch, DstSize; + int SrcTop, SrcLeft, DstWidth, DstHeight; + int Top, Bottom, Left, Right, nLine, nPixel, Offset; + int OffsetV, OffsetU; + int tmp; + CARD8 *pDst; + + if (pATI->ActiveSurface) + return Success; + + if (!ATIMach64ClipVideo(pScreenInfo, pATI, ImageID, + SrcX, SrcY, SrcW, SrcH, + DstX, DstY, &DstW, &DstH, + Width, Height, pClip, &DstBox, + &SrcX1, &SrcX2, &SrcY1, &SrcY2, + &SrcLeft, &SrcTop)) + return Success; + + pScreen = pScreenInfo->pScreen; + + DstWidth = Width - SrcLeft; + DstHeight = Height - SrcTop; + + /* + * Allocate an offscreen buffer for the entire source, even though only a + * subset of the source will be copied into it. + */ + DstPitch = /* bytes */ + (DstWidth + DstWidth + 15) & ~15; + DstSize = /* pixels */ + ((DstPitch * DstHeight) + pATI->AdjustDepth - 1) / pATI->AdjustDepth; + + pATI->pXVBuffer = ATIResizeOffscreenLinear(pScreen, pATI->pXVBuffer, + (pATI->DoubleBuffer + 1) * DstSize); + + if (!pATI->pXVBuffer) + { + if (!pATI->DoubleBuffer) + return BadAlloc; + + pATI->pXVBuffer = + ATIResizeOffscreenLinear(pScreen, pATI->pXVBuffer, DstSize); + + if (!pATI->pXVBuffer) + return BadAlloc; + + xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, + "Video image double-buffering downgraded to single-buffering\n due" + " to insufficient video memory.\n"); + pATI->DoubleBuffer = pATI->CurrentBuffer = 0; + } + else + { + /* Possibly switch buffers */ + pATI->CurrentBuffer = pATI->DoubleBuffer - pATI->CurrentBuffer; + } + + /* Synchronise video memory accesses */ + ATIMach64Sync(pScreenInfo); + + Offset = (pATI->pXVBuffer->offset * pATI->AdjustDepth) + + (pATI->CurrentBuffer * DstSize * pATI->AdjustDepth); + pDst = pATI->pMemoryLE; + pDst += Offset; + + switch (ImageID) + { + case FOURCC_YV12: + case FOURCC_I420: + Left = (SrcX1 >> 16) & ~1; + Right = ((SrcX2 + 0x1FFFF) >> 16) & ~1; + Top = (SrcY1 >> 16) & ~1; + Bottom = ((SrcY2 + 0x1FFFF) >> 16) & ~1; + + if ((Right < Width) && ((SrcX1 & 0x1FFFF) <= (SrcX2 & 0x1FFFF))) + Right += 2; + if ((Bottom < Height) && ((SrcY1 & 0x1FFFF) <= (SrcY2 & 0x1FFFF))) + Bottom += 2; + + nPixel = Right - Left; + nLine = Bottom - Top; + + SrcPitch = (Width + 3) & ~3; + OffsetV = SrcPitch * Height; + SrcPitchUV = ((Width >> 1) + 3) & ~3; + OffsetU = ((Height >> 1) * SrcPitchUV) + OffsetV; + + tmp = ((Top >> 1) * SrcPitchUV) + (Left >> 1); + OffsetV += tmp; + OffsetU += tmp; + + if (ImageID == FOURCC_I420) + { + tmp = OffsetV; + OffsetV = OffsetU; + OffsetU = tmp; + } + + pDst += ((Top - SrcTop) * DstPitch) + ((Left - SrcLeft) << 1); + + xf86XVCopyYUV12ToPacked(Buffer + (Top * SrcPitch) + Left, + Buffer + OffsetV, Buffer + OffsetU, pDst, SrcPitch, SrcPitchUV, + DstPitch, nLine, nPixel); + break; + + case FOURCC_UYVY: + case FOURCC_YUY2: + default: + Left = (SrcX1 >> 16) & ~1; + Right = ((SrcX2 + 0x1FFFF) >> 16) & ~1; + Top = SrcY1 >> 16; + Bottom = (SrcY2 + 0x0FFFF) >> 16; + + if ((Right < Width) && ((SrcX1 & 0x1FFFF) <= (SrcX2 & 0x1FFFF))) + Right += 2; + if ((Bottom < Height) && ((SrcY1 & 0x0FFFF) <= (SrcY2 & 0x0FFFF))) + Bottom++; + + nPixel = Right - Left; + nLine = Bottom - Top; + + SrcPitch = Width << 1; + Buffer += (Top * SrcPitch) + (Left << 1); + pDst += ((Top - SrcTop) * DstPitch) + ((Left - SrcLeft) << 1); + + xf86XVCopyPacked(Buffer, pDst, SrcPitch, DstPitch, nLine, nPixel); + break; + } + + if (!REGION_EQUAL(pScreen, &pATI->VideoClip, pClip)) + { + REGION_COPY(pScreen, &pATI->VideoClip, pClip); + if (pATI->AutoPaint) + xf86XVFillKeyHelper(pScreen, pATI->NewHW.overlay_graphics_key_clr, + pClip); + } + + ATIMach64DisplayVideo(pScreenInfo, pATI, &DstBox, ImageID, + Offset, DstPitch / 2, SrcW, SrcH, DstW, DstH, DstWidth, DstHeight); + + return Success; +} + +/* + * ATIMach64AllocateSurface -- + * + * This function allocates an offscreen buffer (called a "surface") for use by + * an external driver such as 'v4l'. + */ +static int +ATIMach64AllocateSurface +( + ScrnInfoPtr pScreenInfo, + int ImageID, + unsigned short Width, + unsigned short Height, + XF86SurfacePtr pSurface +) +{ + ScreenPtr pScreen; + ATIPtr pATI = ATIPTR(pScreenInfo); + + if (pATI->ActiveSurface) + return BadAlloc; + + if ((Height <= 0) || (Height > 2048) || (Width <= 0) || (Width > 720) || + ((Width > 384) && (pATI->Chip < ATI_CHIP_264VTB))) + return BadValue; + + Width = (Width + 1) & ~1; + pATI->SurfacePitch = ((Width << 1) + 15) & ~15; + + pScreen = pScreenInfo->pScreen; + + pATI->pXVBuffer = ATIResizeOffscreenLinear(pScreen, pATI->pXVBuffer, + ((Height * pATI->SurfacePitch) + pATI->AdjustDepth - 1) / + pATI->AdjustDepth); + if (!pATI->pXVBuffer) + return BadAlloc; + + pATI->SurfaceOffset = pATI->pXVBuffer->offset * pATI->AdjustDepth; + + pSurface->pScrn = pScreenInfo; + pSurface->id = ImageID; + pSurface->width = Width; + pSurface->height = Height; + pSurface->pitches = &pATI->SurfacePitch; + pSurface->offsets = &pATI->SurfaceOffset; + pSurface->devPrivate.ptr = pATI; + + /* Stop the video */ + outf(OVERLAY_SCALE_CNTL, SCALE_EN); + REGION_EMPTY(pScreen, &pATI->VideoClip); + pATI->ActiveSurface = TRUE; + + return Success; +} + +/* + * ATIMach64FreeSurface -- + * + * This function called to free a surface's offscreen buffer. + */ +static int +ATIMach64FreeSurface +( + XF86SurfacePtr pSurface +) +{ + ATIPtr pATI = pSurface->devPrivate.ptr; + + if (!pATI->ActiveSurface) + return Success; + + outf(OVERLAY_SCALE_CNTL, SCALE_EN); + pATI->pXVBuffer = ATIResizeOffscreenLinear(pSurface->pScrn->pScreen, + pATI->pXVBuffer, 0); + pATI->ActiveSurface = FALSE; + + return Success; +} + +/* + * ATIMach64DisplaySurface -- + * + * This function is called to display a video surface. + */ +static int +ATIMach64DisplaySurface +( + XF86SurfacePtr pSurface, + short SrcX, + short SrcY, + short DstX, + short DstY, + short SrcW, + short SrcH, + short DstW, + short DstH, + RegionPtr pClip +) +{ + ATIPtr pATI = pSurface->devPrivate.ptr; + ScrnInfoPtr pScreenInfo; + int ImageID; + short Width, Height; + BoxRec DstBox; + INT32 SrcX1, SrcX2, SrcY1, SrcY2; + int SrcLeft, SrcTop, SrcPitch, Offset; + + if (!pATI->ActiveSurface) + return Success; + + pScreenInfo = pSurface->pScrn; + ImageID = pSurface->id; + Width = pSurface->width; + Height = pSurface->height; + + if (!ATIMach64ClipVideo(pScreenInfo, pATI, ImageID, + SrcX, SrcY, SrcW, SrcH, + DstX, DstY, &DstW, &DstH, + Width, Height, pClip, &DstBox, + &SrcX1, &SrcX2, &SrcY1, &SrcY2, + &SrcLeft, &SrcTop)) + return Success; + + xf86XVFillKeyHelper(pScreenInfo->pScreen, + pATI->NewHW.overlay_graphics_key_clr, pClip); + + SrcPitch = pSurface->pitches[0]; + Offset = pSurface->offsets[0] + (SrcTop * SrcPitch) + (SrcLeft << 1); + ATIMach64DisplayVideo(pScreenInfo, pATI, &DstBox, ImageID, + Offset, SrcPitch, SrcW, SrcH, DstW, DstH, Width, Height); + + return Success; +} + +/* + * ATIMach64StopSurface -- + * + * This function is called to stop the overlaid display of a video surface. + */ +static int +ATIMach64StopSurface +( + XF86SurfacePtr pSurface +) +{ + ATIPtr pATI = pSurface->devPrivate.ptr; + + if (pATI->ActiveSurface) + outf(OVERLAY_SCALE_CNTL, SCALE_EN); + + return Success; +} + +/* + * ATIMach64GetSurfaceAttribute -- + * + * Retrieve the value of an XVideo attribute. + */ +static int +ATIMach64GetSurfaceAttribute +( + ScrnInfoPtr pScreenInfo, + Atom AttributeID, + INT32 *Value +) +{ + return ATIMach64GetPortAttribute(pScreenInfo, AttributeID, Value, + ATIPTR(pScreenInfo)); +} + +/* + * ATIMach64SetSurfaceAttribute + * + * Set the value of an XVideo attribute. + */ +static int +ATIMach64SetSurfaceAttribute +( + ScrnInfoPtr pScreenInfo, + Atom AttributeID, + INT32 Value +) +{ + return ATIMach64SetPortAttribute(pScreenInfo, AttributeID, Value, + ATIPTR(pScreenInfo)); +} + +/* XVideo surface registration data */ +static XF86OffscreenImageRec ATIMach64Surface_A[] = +{ + { + &ATIMach64Image[0], /* YUY2 */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 384, 2048, + nATIMach64Attribute - 5, /* No double-buffering */ + ATIMach64Attribute + 4 /* No saturation nor brightness */ + }, + { + &ATIMach64Image[1], /* UYVY */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 384, 2048, + nATIMach64Attribute - 5, /* No double-buffering */ + ATIMach64Attribute + 4 /* No saturation nor brightness */ + } +}; +#define nATIMach64Surface_A NumberOf(ATIMach64Surface_A) + +static XF86OffscreenImageRec ATIMach64Surface_B[] = +{ + { + &ATIMach64Image[0], /* YUY2 */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 720, 2048, + nATIMach64Attribute - 5, /* No double-buffering */ + ATIMach64Attribute + 4 /* No saturation nor brightness */ + }, + { + &ATIMach64Image[1], /* UYVY */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 720, 2048, + nATIMach64Attribute - 5, /* No double-buffering */ + ATIMach64Attribute + 4 /* No saturation nor brightness */ + } +}; +#define nATIMach64Surface_B NumberOf(ATIMach64Surface_B) + +static XF86OffscreenImageRec ATIMach64Surface_C[] = +{ + { + &ATIMach64Image[0], /* YUY2 */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 720, 2048, + nATIMach64Attribute - 1, /* No double-buffering */ + ATIMach64Attribute + }, + { + &ATIMach64Image[1], /* UYVY */ + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT, + ATIMach64AllocateSurface, + ATIMach64FreeSurface, + ATIMach64DisplaySurface, + ATIMach64StopSurface, + ATIMach64GetSurfaceAttribute, + ATIMach64SetSurfaceAttribute, + 720, 2048, + nATIMach64Attribute - 1, /* No double-buffering */ + ATIMach64Attribute + } +}; +#define nATIMach64Surface_C NumberOf(ATIMach64Surface_C) + +/* + * ATIMach64XVInitialiseAdaptor -- + * + * This function is called to make a Mach64's hardware overlay support + * available as an XVideo adaptor. + */ +int +ATIMach64XVInitialiseAdaptor +( + ScreenPtr pScreen, + ScrnInfoPtr pScreenInfo, + ATIPtr pATI, + XF86VideoAdaptorPtr **pppAdaptor +) +{ + XF86VideoAdaptorPtr pAdaptor; + int Index; + + if (!pATI->Block1Base) + return 0; + + if (!(pAdaptor = xf86XVAllocateVideoAdaptorRec(pScreenInfo))) + return 0; + + *pppAdaptor = xnfalloc(sizeof(pAdaptor)); + **pppAdaptor = pAdaptor; + + pAdaptor->nPorts = 1; + pAdaptor->pPortPrivates = pATI->XVPortPrivate; + pATI->XVPortPrivate[0].ptr = pATI; + + pAdaptor->type = XvInputMask | XvImageMask | XvWindowMask; + pAdaptor->flags = VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT; + pAdaptor->name = "ATI Mach64 Back-end Overlay Scaler"; + + if (pATI->Chip < ATI_CHIP_264VTB) + { + pAdaptor->nEncodings = nATIMach64VideoEncoding_A; + pAdaptor->pEncodings = ATIMach64VideoEncoding_A; + } + else + { + pAdaptor->nEncodings = nATIMach64VideoEncoding_B; + pAdaptor->pEncodings = ATIMach64VideoEncoding_B; + } + + pAdaptor->nFormats = nATIMach64VideoFormat; + pAdaptor->pFormats = ATIMach64VideoFormat; + + pAdaptor->nAttributes = nATIMach64Attribute; + pAdaptor->pAttributes = ATIMach64Attribute; + + if (pATI->Chip < ATI_CHIP_264GTPRO) + { + /* Older controllers don't have brightness or saturation controls */ + pAdaptor->nAttributes -= 4; + pAdaptor->pAttributes += 4; + } + + pAdaptor->nImages = nATIMach64Image; + pAdaptor->pImages = ATIMach64Image; + + pAdaptor->StopVideo = ATIMach64StopVideo; + pAdaptor->SetPortAttribute = ATIMach64SetPortAttribute; + pAdaptor->GetPortAttribute = ATIMach64GetPortAttribute; + pAdaptor->QueryBestSize = ATIMach64QueryBestSize; + pAdaptor->PutImage = ATIMach64PutImage; + pAdaptor->QueryImageAttributes = ATIMach64QueryImageAttributes; + + REGION_NULL(pScreen, &pATI->VideoClip); + pATI->ActiveSurface = FALSE; + + if (ATIMach64XVAtomGeneration != serverGeneration) + { + /* Refresh static data */ + ATIMach64XVAtomGeneration = serverGeneration; + + Index = nATIMach64Attribute - pAdaptor->nAttributes; + for (; Index < nATIMach64Attribute; Index++) + ATIMach64AttributeInfo[Index].AttributeID = + MAKE_ATOM(ATIMach64Attribute[Index].name); + } + + ATIMach64SetDefaultAttributes(pATI, 0); + + if (pATI->Chip < ATI_CHIP_264VTB) + { + xf86XVRegisterOffscreenImages(pScreen, + ATIMach64Surface_A, nATIMach64Surface_A); + } + else if (pATI->Chip < ATI_CHIP_264GTPRO) + { + xf86XVRegisterOffscreenImages(pScreen, + ATIMach64Surface_B, nATIMach64Surface_B); + } + else + { + xf86XVRegisterOffscreenImages(pScreen, + ATIMach64Surface_C, nATIMach64Surface_C); + } + + return 1; +} + +/* + * ATIMach64CloseXVideo -- + * + * This function is called during screen termination to clean up after + * initialisation of Mach64 XVideo support. + */ +void +ATIMach64CloseXVideo +( + ScreenPtr pScreen, + ScrnInfoPtr pScreenInfo, + ATIPtr pATI +) +{ + ATIMach64StopVideo(pScreenInfo, pATI, TRUE); + + REGION_UNINIT(pScreen, &pATI->VideoClip); +} |