/* * Copyright © 2006 Intel Corporation * * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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. * * Authors: * Xiang Haihao * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "xf86.h" #include "xf86_OSproc.h" #include "compiler.h" #include "xf86PciInfo.h" #include "xf86Pci.h" #include "xf86fbman.h" #include "regionstr.h" #include "i830.h" #include "i830_video.h" #include "xf86xv.h" #include "xf86xvmc.h" #include #include #include "xaa.h" #include "xaalocal.h" #include "dixstruct.h" #include "fourcc.h" #if defined(X_NEED_XVPRIV_H) || defined (_XF86_FOURCC_H_) #include "xf86xvpriv.h" #endif #define _INTEL_XVMC_SERVER_ #include "i915_hwmc.h" #define I915_XVMC_MAX_BUFFERS 2 #define I915_XVMC_MAX_CONTEXTS 4 #define I915_XVMC_MAX_SURFACES 20 typedef struct _I915XvMC { PutImageFuncPtr savePutImage; } I915XvMC, *I915XvMCPtr; /* static int yv12_subpicture_index_list[2] = { FOURCC_IA44, FOURCC_AI44 }; static XF86MCImageIDList yv12_subpicture_list = { ARRARY_SIZE(yv12_subpicture_index_list), yv12_subpicture_index_list }; */ static XF86MCSurfaceInfoRec i915_YV12_mpg2_surface = { SURFACE_TYPE_MPEG2_MPML, XVMC_CHROMA_FORMAT_420, 0, 720, 576, 720, 576, XVMC_MPEG_2, /* XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING, */ 0, /* &yv12_subpicture_list */ NULL, }; static XF86MCSurfaceInfoRec i915_YV12_mpg1_surface = { SURFACE_TYPE_MPEG1_MPML, XVMC_CHROMA_FORMAT_420, 0, 720, 576, 720, 576, XVMC_MPEG_1, /* XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING, */ 0, /* &yv12_subpicture_list */ NULL, }; static XF86MCSurfaceInfoPtr ppSI[2] = { (XF86MCSurfaceInfoPtr) & i915_YV12_mpg2_surface, (XF86MCSurfaceInfoPtr) & i915_YV12_mpg1_surface }; /* Check context size not exceed surface type max */ static void i915_check_context_size(XvMCContextPtr ctx) { int i; for (i = 0; i < ARRAY_SIZE(ppSI); i++) { if (ctx->surface_type_id == ppSI[i]->surface_type_id) { if (ctx->width > ppSI[i]->max_width) ctx->width = ppSI[i]->max_width; if (ctx->height > ppSI[i]->max_height) ctx->height = ppSI[i]->max_height; } } } /* * i915_xvmc_create_context * * 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; * **************************************************************************/ static int i915_xvmc_create_context(ScrnInfoPtr scrn, XvMCContextPtr pContext, int *num_priv, long **priv) { intel_screen_private *intel = intel_get_screen_private(scrn); I915XvMCCreateContextRec *contextRec = NULL; *priv = NULL; *num_priv = 0; if (!intel->XvMCEnabled) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "[XvMC] i915: XvMC disabled!\n"); return BadAlloc; } i915_check_context_size(pContext); *priv = xcalloc(1, sizeof(I915XvMCCreateContextRec)); contextRec = (I915XvMCCreateContextRec *) * priv; if (!*priv) { *num_priv = 0; return BadAlloc; } *num_priv = sizeof(I915XvMCCreateContextRec) >> 2; contextRec->comm.type = xvmc_driver->flag; /* i915 private context */ contextRec->deviceID = DEVICE_ID(intel->PciInfo); return Success; } static int i915_xvmc_create_surface(ScrnInfoPtr scrn, XvMCSurfacePtr pSurf, int *num_priv, long **priv) { intel_screen_private *intel = intel_get_screen_private(scrn); if (!intel->XvMCEnabled) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "[XvMC] i915: XvMC disabled!\n"); return BadAlloc; } *priv = NULL; *num_priv = 0; return Success; } static int i915_xvmc_create_subpict(ScrnInfoPtr scrn, XvMCSubpicturePtr pSubp, int *num_priv, long **priv) { *priv = NULL; *num_priv = 0; return Success; } static void i915_xvmc_destroy_context(ScrnInfoPtr scrn, XvMCContextPtr pContext) { return; } static void i915_xvmc_destroy_surface(ScrnInfoPtr scrn, XvMCSurfacePtr pSurf) { return; } static void i915_xvmc_destroy_subpict(ScrnInfoPtr scrn, XvMCSubpicturePtr pSubp) { return; } static int i915_xvmc_put_image(ScrnInfoPtr scrn, short src_x, short src_y, short drw_x, short drw_y, short src_w, short src_h, short drw_w, short drw_h, int id, unsigned char *buf, short width, short height, Bool sync, RegionPtr clipBoxes, pointer data, DrawablePtr pDraw) { I915XvMCPtr pXvMC = (I915XvMCPtr) xvmc_driver->devPrivate; struct intel_xvmc_command *xvmc_cmd = (struct intel_xvmc_command *)buf; int ret; if (FOURCC_XVMC == id) { /* Pass the GEM object name through the pointer arg. */ buf = (void *)(uintptr_t)xvmc_cmd->handle; } ret = pXvMC->savePutImage(scrn, src_x, src_y, drw_x, drw_y, src_w, src_h, drw_w, drw_h, id, buf, width, height, sync, clipBoxes, data, pDraw); return ret; } static Bool i915_xvmc_init(ScrnInfoPtr scrn, XF86VideoAdaptorPtr XvAdapt) { I915XvMCPtr pXvMC; pXvMC = (I915XvMCPtr) xcalloc(1, sizeof(I915XvMC)); if (!pXvMC) { xf86DrvMsg(scrn->scrnIndex, X_WARNING, "[XvMC] alloc driver private failed!\n"); return FALSE; } xvmc_driver->devPrivate = (void *)pXvMC; /* set up wrappers */ pXvMC->savePutImage = XvAdapt->PutImage; XvAdapt->PutImage = i915_xvmc_put_image; return TRUE; } static void i915_xvmc_fini(ScrnInfoPtr scrn) { xfree(xvmc_driver->devPrivate); } /* Fill in the device dependent adaptor record. * This is named "Intel(R) Textured Video" 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 = { .name = "Intel(R) Textured Video", .num_surfaces = ARRAY_SIZE(ppSI), .surfaces = ppSI, .num_subpictures = 0, .subpictures = NULL, .CreateContext = (xf86XvMCCreateContextProcPtr) i915_xvmc_create_context, .DestroyContext = (xf86XvMCDestroyContextProcPtr) i915_xvmc_destroy_context, .CreateSurface = (xf86XvMCCreateSurfaceProcPtr) i915_xvmc_create_surface, .DestroySurface = (xf86XvMCDestroySurfaceProcPtr) i915_xvmc_destroy_surface, .CreateSubpicture = (xf86XvMCCreateSubpictureProcPtr) i915_xvmc_create_subpict, .DestroySubpicture = (xf86XvMCDestroySubpictureProcPtr) i915_xvmc_destroy_subpict, }; /* new xvmc driver interface */ struct intel_xvmc_driver i915_xvmc_driver = { .name = "i915_xvmc", .adaptor = &pAdapt, .flag = XVMC_I915_MPEG2_MC, .init = i915_xvmc_init, .fini = i915_xvmc_fini, };