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Diffstat (limited to 'src/i810_hwmc.c')
| -rw-r--r-- | src/i810_hwmc.c | 419 |
1 files changed, 0 insertions, 419 deletions
diff --git a/src/i810_hwmc.c b/src/i810_hwmc.c deleted file mode 100644 index 724e1bea..00000000 --- a/src/i810_hwmc.c +++ /dev/null @@ -1,419 +0,0 @@ -/*************************************************************************** - -Copyright 2000 Intel Corporation. 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 INTEL, 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. - -**************************************************************************/ - -/* - * i810_hwmc.c: i810 HWMC Driver - * - * Authors: - * Matt Sottek <matthew.j.sottek@intel.com> - * - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include "xf86.h" -#include "xf86_OSproc.h" -#include "compiler.h" -#include "xf86PciInfo.h" -#include "xf86Pci.h" -#include "xf86fbman.h" -#include "regionstr.h" - -#include "i810.h" -#include "i810_dri.h" - -#include "xf86xv.h" -#include "xf86xvmc.h" -#include <X11/extensions/Xv.h> -#include <X11/extensions/XvMC.h> -#include "xaa.h" -#include "xaalocal.h" -#include "dixstruct.h" -#include "fourcc.h" - -int I810XvMCCreateContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext, - int *num_priv, long **priv ); -void I810XvMCDestroyContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext); - -int I810XvMCCreateSurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf, - int *num_priv, long **priv ); -void I810XvMCDestroySurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf); - -int I810XvMCCreateSubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSurf, - int *num_priv, long **priv ); -void I810XvMCDestroySubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSurf); - - -typedef struct { - drm_context_t drmcontext; - unsigned int fbBase; - unsigned int OverlayOffset; - unsigned int OverlaySize; - unsigned int SurfacesOffset; - unsigned int SurfacesSize; - char busIdString[10]; - char pad[2]; -} I810XvMCCreateContextRec; - - -static int yv12_subpicture_index_list[2] = -{ - FOURCC_IA44, - FOURCC_AI44 -}; - -static XF86MCImageIDList yv12_subpicture_list = -{ - 2, - yv12_subpicture_index_list -}; - -static XF86MCSurfaceInfoRec i810_YV12_mpg2_surface = -{ - FOURCC_YV12, - XVMC_CHROMA_FORMAT_420, - 0, - 720, - 576, - 720, - 576, - XVMC_MPEG_2, - XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING | - XVMC_INTRA_UNSIGNED, - &yv12_subpicture_list -}; - -static XF86MCSurfaceInfoRec i810_YV12_mpg1_surface = -{ - FOURCC_YV12, - XVMC_CHROMA_FORMAT_420, - 0, - 720, - 576, - 720, - 576, - XVMC_MPEG_1, - XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING | - XVMC_INTRA_UNSIGNED, - &yv12_subpicture_list -}; - -static XF86MCSurfaceInfoPtr ppSI[2] = -{ - (XF86MCSurfaceInfoPtr)&i810_YV12_mpg2_surface, - (XF86MCSurfaceInfoPtr)&i810_YV12_mpg1_surface -}; - -/* List of subpicture types that we support */ -static XF86ImageRec ia44_subpicture = XVIMAGE_IA44; -static XF86ImageRec ai44_subpicture = XVIMAGE_AI44; - -static XF86ImagePtr i810_subpicture_list[2] = -{ - (XF86ImagePtr)&ia44_subpicture, - (XF86ImagePtr)&ai44_subpicture -}; - -/* Fill in the device dependent adaptor record. - * This is named "I810 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 = -{ - "I810 Video Overlay", /* name */ - 2, /* num_surfaces */ - ppSI, /* surfaces */ - 2, /* num_subpictures */ - i810_subpicture_list, /* subpictures */ - (xf86XvMCCreateContextProcPtr)I810XvMCCreateContext, - (xf86XvMCDestroyContextProcPtr)I810XvMCDestroyContext, - (xf86XvMCCreateSurfaceProcPtr)I810XvMCCreateSurface, - (xf86XvMCDestroySurfaceProcPtr)I810XvMCDestroySurface, - (xf86XvMCCreateSubpictureProcPtr)I810XvMCCreateSubpicture, - (xf86XvMCDestroySubpictureProcPtr)I810XvMCDestroySubpicture -}; - -static XF86MCAdaptorPtr ppAdapt[1] = -{ - (XF86MCAdaptorPtr)&pAdapt -}; - -/************************************************************************** - * - * I810InitMC - * - * 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: - * - **************************************************************************/ -void I810InitMC(ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - I810Ptr pI810 = I810PTR(pScrn); - int i; - - /* Clear the Surface Allocation */ - for(i=0; i<I810_MAX_SURFACES; i++) { - pI810->surfaceAllocation[i] = 0; - } - - /* Cursor is at a page boundary, Overlay regs are not, don't forget */ - if (drmAddMap(pI810->drmSubFD, (drm_handle_t)pI810->CursorStart, - 4096, DRM_AGP, 0, (drmAddress) &pI810->overlay_map) < 0) { - xf86DrvMsg(pScreen->myNum, X_ERROR, "drmAddMap(overlay) failed\n"); - return; - } - if (drmAddMap(pI810->drmSubFD, (drm_handle_t)pI810->MC.Start, - pI810->MC.Size, DRM_AGP, 0, (drmAddress) &pI810->mc_map) < 0) { - xf86DrvMsg(pScreen->myNum, X_ERROR, "drmAddMap(MC) failed\n"); - return; - } - xf86XvMCScreenInit(pScreen, 1, ppAdapt); -} - -/************************************************************************** - * - * I810XvMCCreateContext - * - * 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 *) calloc (elements, sizeof(element)) - * *num_priv = (elements * sizeof(element)) >> 2; - * - **************************************************************************/ - -int I810XvMCCreateContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext, - int *num_priv, long **priv ) -{ - I810Ptr pI810 = I810PTR(pScrn); - DRIInfoPtr pDRIInfo = pI810->pDRIInfo; - I810XvMCCreateContextRec *contextRec; - - - if(!pI810->directRenderingEnabled) { - xf86DrvMsg(pScrn->scrnIndex, X_ERROR, - "I810XvMCCreateContext: Cannot use XvMC without DRI!\n"); - return BadAlloc; - } - - /* Context Already in use! */ - if(pI810->xvmcContext) { - xf86DrvMsg(pScrn->scrnIndex, X_WARNING, - "I810XvMCCreateContext: 2 XvMC Contexts Attempted, not supported.\n"); - return BadAlloc; - } - - *priv = calloc(1,sizeof(I810XvMCCreateContextRec)); - contextRec = (I810XvMCCreateContextRec *)*priv; - - if(!*priv) { - *num_priv = 0; - return BadAlloc; - } - - *num_priv = sizeof(I810XvMCCreateContextRec) >> 2; - if(drmCreateContext(pI810->drmSubFD, &(contextRec->drmcontext) ) < 0) { - xf86DrvMsg(pScrn->scrnIndex, X_ERROR, - "I810XvMCCreateContext: Unable to create DRMContext!\n"); - free(*priv); - return BadAlloc; - } - - drmAuthMagic(pI810->drmSubFD, pContext->flags); - - pI810->xvmcContext = contextRec->drmcontext; - contextRec->fbBase = pScrn->memPhysBase; - - /* Overlay Regs are at 1024 offset into the Cursor Space */ - contextRec->OverlayOffset = pI810->CursorStart; - contextRec->OverlaySize = 4096; - - contextRec->SurfacesOffset = pI810->MC.Start; - contextRec->SurfacesSize = pI810->MC.Size; - strncpy (contextRec->busIdString, pDRIInfo->busIdString, 9); - - return Success; -} - - -int I810XvMCCreateSurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf, - int *num_priv, long **priv ) -{ - I810Ptr pI810 = I810PTR(pScrn); - int i; - - *priv = (long *)calloc(2,sizeof(long)); - - if(!*priv) { - xf86DrvMsg(pScrn->scrnIndex, X_ERROR, - "I810XvMCCreateSurface: Unable to allocate memory!\n"); - *num_priv = 0; - return BadAlloc; - } - *num_priv = 2; - - /* Surface Arrangement is different based on 6 or 7 Surfaces */ - if(pI810->numSurfaces == 6) { - for(i=0; i<pI810->numSurfaces; i++) { - if(!pI810->surfaceAllocation[i]) { - pI810->surfaceAllocation[i] = pSurf->surface_id; - /* Y data starts at 2MB offset, each surface is 576k */ - (*priv)[0] = (2*1024*1024 + 576*1024 * i); - /* UV data starts at 0 offset, each set is 288k */ - (*priv)[1] = (576*512 * i); - return Success; - } - } - } - if(pI810->numSurfaces == 7) { - for(i=0; i<pI810->numSurfaces; i++) { - if(!pI810->surfaceAllocation[i]) { - pI810->surfaceAllocation[i] = pSurf->surface_id; - /* Y data starts at 2.5MB offset, each surface is 576k */ - (*priv)[0] = (2*1024*1024 + 512*1024 + 576*1024 * i); - /* UV data starts at 0 offset, each set is 288k */ - (*priv)[1] = (576*512 * i); - return Success; - } - } - } - (*priv)[0] = 0; - (*priv)[1] = 0; - return BadAlloc; -} - -int I810XvMCCreateSubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSubp, - int *num_priv, long **priv ) -{ - I810Ptr pI810 = I810PTR(pScrn); - int i; - - *priv = (long *)calloc(1,sizeof(long)); - - if(!*priv) { - xf86DrvMsg(pScrn->scrnIndex, X_ERROR, - "I810XvMCCreateSubpicture: Unable to allocate memory!\n"); - *num_priv = 0; - return BadAlloc; - } - *num_priv = 1; - - if(pI810->numSurfaces == 6) { - for(i=6; i<8; i++) { - if(!pI810->surfaceAllocation[i]) { - pI810->surfaceAllocation[i] = pSubp->subpicture_id; - /* Subpictures are after the Y surfaces in memory */ - (*priv)[0] = (2*1024*1024 + 576*1024 * i); - return Success; - } - } - } - if(pI810->numSurfaces == 7) { - for(i=7; i<9; i++) { - if(!pI810->surfaceAllocation[i]) { - pI810->surfaceAllocation[i] = pSubp->subpicture_id; - /* Subpictures are after the Y surfaces in memory */ - (*priv)[0] = (2*1024*1024 + 512*1024 + 576*1024 * i); - return Success; - } - } - } - - (*priv)[0] = 0; - return BadAlloc; -} - -void I810XvMCDestroyContext (ScrnInfoPtr pScrn, XvMCContextPtr pContext) -{ - I810Ptr pI810 = I810PTR(pScrn); - - drmDestroyContext(pI810->drmSubFD,pI810->xvmcContext); - pI810->xvmcContext = 0; -} - -void I810XvMCDestroySurface (ScrnInfoPtr pScrn, XvMCSurfacePtr pSurf) -{ - I810Ptr pI810 = I810PTR(pScrn); - int i; - - for(i=0; i<I810_MAX_SURFACES; i++) { - if(pI810->surfaceAllocation[i] == pSurf->surface_id) { - pI810->surfaceAllocation[i] = 0; - return; - } - } - return; -} - -void I810XvMCDestroySubpicture (ScrnInfoPtr pScrn, XvMCSubpicturePtr pSubp) -{ - I810Ptr pI810 = I810PTR(pScrn); - int i; - - for(i=pI810->numSurfaces; i<I810_MAX_SURFACES + I810_MAX_SUBPICTURES; i++) { - if(pI810->surfaceAllocation[i] == pSubp->subpicture_id) { - pI810->surfaceAllocation[i] = 0; - return; - } - } - return; -} - - - - - - |