/* * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. * * 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, sub license, * 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 (including the * next paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS 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" #include "xf86_OSproc.h" #include "compiler.h" #include "xf86PciInfo.h" #include "xf86Pci.h" #include "xf86fbman.h" #include "regionstr.h" #include "savage_driver.h" #include "savage_dri.h" #include "xf86xv.h" #include "xf86xvmc.h" #include #include #include "xaa.h" #include "xaalocal.h" #include "dixstruct.h" #include "fourcc.h" #define SAVAGE_MAX_SURFACES 5 #define SAVAGE_MAX_SUBPICTURES 1 #define XVMC_IDCT_8BIT 0x80000000 int SAVAGEXvMCCreateContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext, int *num_priv, long **priv ); void SAVAGEXvMCDestroyContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext); int SAVAGEXvMCCreateSurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf, int *num_priv, long **priv ); void SAVAGEXvMCDestroySurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf); int SAVAGEXvMCCreateSubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSurf, int *num_priv, long **priv ); void SAVAGEXvMCDestroySubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSurf); typedef struct { drm_context_t drmcontext; unsigned int fbBase; unsigned int MMIOHandle; unsigned int MMIOSize; unsigned int SurfaceHandle; unsigned int SurfaceOffset; unsigned int SurfaceSize; unsigned int DCTBlockHandle; unsigned int DCTBlockOffset; unsigned int DCTBlockSize; unsigned int ApertureHandle; unsigned int ApertureSize; unsigned int bitsPerPixel; unsigned int frameX0; unsigned int frameY0; unsigned int IOBase; unsigned int displayWidth; char busIdString[10]; char pad[2]; } SAVAGEXvMCCreateContextRec; static int yv12_subpicture_index_list[1] = { FOURCC_IA44 }; static XF86MCImageIDList yv12_subpicture_list = { 1, yv12_subpicture_index_list }; static XF86MCSurfaceInfoRec savage_YV12_mpg2_surface = { FOURCC_YV12, XVMC_CHROMA_FORMAT_420, 0, 720, 576, 720, 576, XVMC_MPEG_2, XVMC_OVERLAID_SURFACE | XVMC_INTRA_UNSIGNED | XVMC_BACKEND_SUBPICTURE | XVMC_IDCT_8BIT, &yv12_subpicture_list }; static XF86MCSurfaceInfoPtr ppSI[1] = { (XF86MCSurfaceInfoPtr)&savage_YV12_mpg2_surface, }; /* List of subpicture types that we support */ static XF86ImageRec ia44_subpicture = XVIMAGE_IA44; static XF86ImagePtr savage_subpicture_list[1] = { (XF86ImagePtr)&ia44_subpicture, }; /* Fill in the device dependent adaptor record. * This is named "SAVAGE Video Overlay" because this code falls under the * XV extenstion, the name must match or it won't be used. * * Surface and Subpicture - see above * Function pointers to functions below */ static XF86MCAdaptorRec pAdapt = { "Savage Streams Engine", /* name */ 1, /* num_surfaces */ ppSI, /* surfaces */ 1, /* num_subpictures */ savage_subpicture_list, /* subpictures */ (xf86XvMCCreateContextProcPtr)SAVAGEXvMCCreateContext, (xf86XvMCDestroyContextProcPtr)SAVAGEXvMCDestroyContext, (xf86XvMCCreateSurfaceProcPtr)SAVAGEXvMCCreateSurface, (xf86XvMCDestroySurfaceProcPtr)SAVAGEXvMCDestroySurface, (xf86XvMCCreateSubpictureProcPtr)SAVAGEXvMCCreateSubpicture, (xf86XvMCDestroySubpictureProcPtr)SAVAGEXvMCDestroySubpicture }; static XF86MCAdaptorPtr ppAdapt[1] = { (XF86MCAdaptorPtr)&pAdapt }; /************************************************************************** * * SAVAGEInitMC * * Initialize the hardware motion compenstation extention for this * hardware. The initialization routines want the address of the pointers * to the structures, not the address of the structures. This means we * allocate (or create static?) the pointer memory and pass that * address. This seems a little convoluted. * * We need to allocate memory for the device depended adaptor record. * This is what holds the pointers to all our device functions. * * We need to map the overlay registers into the drm. * * We need to map the surfaces into the drm. * * Inputs: * Screen pointer * * Outputs: * None, this calls the device independent screen initialization * function. * * Revisions: * **************************************************************************/ Bool SAVAGEInitMC(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; SavagePtr pSAVAGE = SAVPTR(pScrn); DRIInfoPtr pDRIInfo = pSAVAGE->pDRIInfo; SAVAGEDRIPtr pSAVAGEDriPriv = (SAVAGEDRIPtr)pDRIInfo->devPrivate; int i; unsigned int offset; /* Clear the Surface Allocation */ for(i=0; isurfaceAllocation[i] = 0; } if(pSAVAGE->hwmcSize == 0) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEInitMC: There is not enough memory!\n"); return FALSE; } offset = pSAVAGE->hwmcOffset + pSAVAGE->FbRegion.base; if(drmAddMap(pSAVAGE->drmFD, offset, pSAVAGE->hwmcSize, DRM_FRAME_BUFFER, 0, &pSAVAGEDriPriv->xvmcSurfHandle) < 0) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEInitMC: Cannot add map to drm!\n"); return FALSE; } return xf86XvMCScreenInit(pScreen, 1, ppAdapt); } /************************************************************************** * * SAVAGEXvMCCreateContext * * Some info about the private data: * * Set *num_priv to the number of 32bit words that make up the size of * of the data that priv will point to. * * *priv = (long *) xcalloc (elements, sizeof(element)) * *num_priv = (elements * sizeof(element)) >> 2; * **************************************************************************/ int SAVAGEXvMCCreateContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext, int *num_priv, long **priv ) { SavagePtr pSAVAGE = SAVPTR(pScrn); DRIInfoPtr pDRIInfo = pSAVAGE->pDRIInfo; SAVAGEDRIPtr pSAVAGEDriPriv = (SAVAGEDRIPtr)pDRIInfo->devPrivate; SAVAGEDRIServerPrivatePtr pSAVAGEDRIServer = pSAVAGE->DRIServerInfo; SAVAGEXvMCCreateContextRec *contextRec; vgaHWPtr hwp = VGAHWPTR(pScrn); if(!pSAVAGE->directRenderingEnabled) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEXvMCCreateContext: Cannot use XvMC without DRI!\n"); return BadAlloc; } /* Context Already in use! */ if(pSAVAGE->xvmcContext) { xf86DrvMsg(X_WARNING, pScrn->scrnIndex, "SAVAGEXvMCCreateContext: 2 XvMC Contexts Attempted, not supported.\n"); return BadAlloc; } *priv = xcalloc(1,sizeof(SAVAGEXvMCCreateContextRec)); contextRec = (SAVAGEXvMCCreateContextRec *)*priv; if(!*priv) { *num_priv = 0; return(BadAlloc); } *num_priv = sizeof(SAVAGEXvMCCreateContextRec) >> 2; if(drmCreateContext(pSAVAGE->drmFD, &(contextRec->drmcontext) ) < 0) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEXvMCCreateContext: Unable to create DRMContext!\n"); xfree(*priv); return(BadAlloc); } drmAuthMagic(pSAVAGE->drmFD, pContext->flags); pSAVAGE->xvmcContext = contextRec->drmcontext; contextRec->fbBase = pScrn->memPhysBase; contextRec->MMIOHandle = pSAVAGEDRIServer->registers.handle; contextRec->MMIOSize = pSAVAGEDRIServer->registers.size; contextRec->DCTBlockHandle = pSAVAGEDRIServer->agpTextures.handle; contextRec->DCTBlockOffset = pSAVAGEDRIServer->agpTextures.offset; contextRec->DCTBlockSize = pSAVAGEDRIServer->agpTextures.size; contextRec->SurfaceHandle = pSAVAGEDriPriv->xvmcSurfHandle; contextRec->SurfaceOffset = pSAVAGE->hwmcOffset; contextRec->SurfaceSize = pSAVAGE->hwmcSize; contextRec->ApertureHandle = pSAVAGEDriPriv->apertureHandle; contextRec->ApertureSize = pSAVAGEDriPriv->apertureSize; contextRec->bitsPerPixel = pScrn->bitsPerPixel; contextRec->frameX0 = pScrn->frameX0; contextRec->frameY0 = pScrn->frameY0; contextRec->IOBase = hwp->IOBase; contextRec->displayWidth = pScrn->displayWidth; strncpy (contextRec->busIdString, pDRIInfo->busIdString, 9); return Success; } int SAVAGEXvMCCreateSurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf, int *num_priv, long **priv ) { SavagePtr pSAVAGE = SAVPTR(pScrn); int i; /* This size is used for flip, mixer, subpicture and palette buffers*/ unsigned int offset = ((786*576*2 + 2048)*5 + 2048) & 0xfffff800; *priv = (long *)xcalloc(2,sizeof(long)); if(!*priv) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEXvMCCreateSurface: Unable to allocate memory!\n"); *num_priv = 0; return (BadAlloc); } *num_priv = 1; /* Surface Arrangement is different based on 6 or 7 Surfaces */ for(i = 0; i < SAVAGE_MAX_SURFACES; i++) { if(!pSAVAGE->surfaceAllocation[i]) { pSAVAGE->surfaceAllocation[i] = pSurf->surface_id; (*priv)[0] = offset + (576 * 786 * 2 + 2048) * i; /* UV data starts at 0 offset, each set is 288k * */ return Success; } } (*priv)[0] = 0; return BadAlloc; } int SAVAGEXvMCCreateSubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSubp, int *num_priv, long **priv ) { SavagePtr pSAVAGE = SAVPTR(pScrn); int i; *priv = (long *)xcalloc(1,sizeof(long)); if(!*priv) { xf86DrvMsg(X_ERROR, pScrn->scrnIndex, "SAVAGEXvMCCreateSubpicture: Unable to allocate memory!\n"); *num_priv = 0; return (BadAlloc); } *num_priv = 1; for(i = SAVAGE_MAX_SURFACES; i < SAVAGE_MAX_SURFACES + SAVAGE_MAX_SUBPICTURES; i++) { if(!pSAVAGE->surfaceAllocation[i]) { pSAVAGE->surfaceAllocation[i] = pSubp->subpicture_id; (*priv)[0] = ( 576*1024 * i); return Success; } } (*priv)[0] = 0; return BadAlloc; } void SAVAGEXvMCDestroyContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext) { SavagePtr pSAVAGE = SAVPTR(pScrn); drmDestroyContext(pSAVAGE->drmFD,pSAVAGE->xvmcContext); pSAVAGE->xvmcContext = 0; } void SAVAGEXvMCDestroySurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf) { SavagePtr pSAVAGE = SAVPTR(pScrn); int i; for(i=0; isurfaceAllocation[i] == pSurf->surface_id) { pSAVAGE->surfaceAllocation[i] = 0; return; } } return; } void SAVAGEXvMCDestroySubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSubp) { SavagePtr pSAVAGE = SAVPTR(pScrn); int i; for(i = SAVAGE_MAX_SURFACES; i < SAVAGE_MAX_SURFACES + SAVAGE_MAX_SUBPICTURES; i++) { if(pSAVAGE->surfaceAllocation[i] == pSubp->subpicture_id) { pSAVAGE->surfaceAllocation[i] = 0; return; } } return; }