diff options
Diffstat (limited to 'src/sna/sna_video_hwmc.c')
| -rw-r--r-- | src/sna/sna_video_hwmc.c | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/sna/sna_video_hwmc.c b/src/sna/sna_video_hwmc.c new file mode 100644 index 00000000..3da7d3a5 --- /dev/null +++ b/src/sna/sna_video_hwmc.c @@ -0,0 +1,252 @@ +/* + * Copyright © 2007 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: + * Zhenyu Wang <zhenyu.z.wang@sna.com> + * + */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#define _SNA_XVMC_SERVER_ +#include "sna.h" +#include "sna_video_hwmc.h" + +#include <X11/extensions/Xv.h> +#include <X11/extensions/XvMC.h> +#include <fourcc.h> + +static int create_subpicture(ScrnInfoPtr scrn, XvMCSubpicturePtr subpicture, + int *num_priv, CARD32 ** priv) +{ + return Success; +} + +static void destroy_subpicture(ScrnInfoPtr scrn, XvMCSubpicturePtr subpicture) +{ +} + +static int create_surface(ScrnInfoPtr scrn, XvMCSurfacePtr surface, + int *num_priv, CARD32 ** priv) +{ + return Success; +} + +static void destroy_surface(ScrnInfoPtr scrn, XvMCSurfacePtr surface) +{ +} + +static int create_context(ScrnInfoPtr scrn, XvMCContextPtr pContext, + int *num_priv, CARD32 **priv) +{ + struct sna *sna = to_sna(scrn); + struct sna_xvmc_hw_context *contextRec; + + *priv = calloc(1, sizeof(struct sna_xvmc_hw_context)); + contextRec = (struct sna_xvmc_hw_context *) *priv; + if (!contextRec) { + *num_priv = 0; + return BadAlloc; + } + + *num_priv = sizeof(struct sna_xvmc_hw_context) >> 2; + + if (sna->kgem.gen >= 40) { + if (sna->kgem.gen >= 45) + contextRec->type = XVMC_I965_MPEG2_VLD; + else + contextRec->type = XVMC_I965_MPEG2_MC; + contextRec->i965.is_g4x = sna->kgem.gen == 45; + contextRec->i965.is_965_q = IS_965_Q(sna); + contextRec->i965.is_igdng = IS_GEN5(sna); + } else { + contextRec->type = XVMC_I915_MPEG2_MC; + contextRec->i915.use_phys_addr = 0; + } + + return Success; +} + +static void destroy_context(ScrnInfoPtr scrn, XvMCContextPtr context) +{ +} + +/* i915 hwmc support */ +static XF86MCSurfaceInfoRec i915_YV12_mpg2_surface = { + FOURCC_YV12, + 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 = { + FOURCC_YV12, + XVMC_CHROMA_FORMAT_420, + 0, + 720, + 576, + 720, + 576, + XVMC_MPEG_1, + /* XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING, */ + 0, + NULL, +}; + +static XF86MCSurfaceInfoPtr surface_info_i915[2] = { + (XF86MCSurfaceInfoPtr) & i915_YV12_mpg2_surface, + (XF86MCSurfaceInfoPtr) & i915_YV12_mpg1_surface +}; + +/* i965 and later hwmc support */ +#ifndef XVMC_VLD +#define XVMC_VLD 0x00020000 +#endif + +static XF86MCSurfaceInfoRec yv12_mpeg2_vld_surface = { + FOURCC_YV12, + XVMC_CHROMA_FORMAT_420, + 0, + 1936, + 1096, + 1920, + 1080, + XVMC_MPEG_2 | XVMC_VLD, + XVMC_INTRA_UNSIGNED, + NULL +}; + +static XF86MCSurfaceInfoRec yv12_mpeg2_i965_surface = { + FOURCC_YV12, + XVMC_CHROMA_FORMAT_420, + 0, + 1936, + 1096, + 1920, + 1080, + XVMC_MPEG_2 | XVMC_MOCOMP, + /* XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING, */ + XVMC_INTRA_UNSIGNED, + /* &yv12_subpicture_list */ + NULL +}; + +static XF86MCSurfaceInfoRec yv12_mpeg1_i965_surface = { + FOURCC_YV12, + XVMC_CHROMA_FORMAT_420, + 0, + 1920, + 1080, + 1920, + 1080, + XVMC_MPEG_1 | XVMC_MOCOMP, + /*XVMC_OVERLAID_SURFACE | XVMC_SUBPICTURE_INDEPENDENT_SCALING | + XVMC_INTRA_UNSIGNED, */ + XVMC_INTRA_UNSIGNED, + + /*&yv12_subpicture_list */ + NULL +}; + +static XF86MCSurfaceInfoPtr surface_info_i965[] = { + &yv12_mpeg2_i965_surface, + &yv12_mpeg1_i965_surface +}; + +static XF86MCSurfaceInfoPtr surface_info_vld[] = { + &yv12_mpeg2_vld_surface, + &yv12_mpeg2_i965_surface, +}; + +/* check chip type and load xvmc driver */ +Bool sna_video_xvmc_setup(struct sna *sna, + ScreenPtr screen, + XF86VideoAdaptorPtr target) +{ + XF86MCAdaptorRec *pAdapt; + char *name; + char buf[64]; + + /* Needs KMS support. */ + if (IS_I915G(sna) || IS_I915GM(sna)) + return FALSE; + + if (IS_GEN2(sna)) + return FALSE; + + pAdapt = calloc(1, sizeof(XF86MCAdaptorRec)); + if (!pAdapt) + return FALSE; + + pAdapt->name = target->name; + pAdapt->num_subpictures = 0; + pAdapt->subpictures = NULL; + pAdapt->CreateContext = create_context; + pAdapt->DestroyContext = destroy_context; + pAdapt->CreateSurface = create_surface; + pAdapt->DestroySurface = destroy_surface; + pAdapt->CreateSubpicture = create_subpicture; + pAdapt->DestroySubpicture = destroy_subpicture; + + if (sna->kgem.gen >= 45) { + name = "xvmc_vld", + pAdapt->num_surfaces = ARRAY_SIZE(surface_info_vld); + pAdapt->surfaces = surface_info_vld; + } else if (sna->kgem.gen >= 40) { + name = "i965_xvmc", + pAdapt->num_surfaces = ARRAY_SIZE(surface_info_i965); + pAdapt->surfaces = surface_info_i965; + } else { + name = "i915_xvmc", + pAdapt->num_surfaces = ARRAY_SIZE(surface_info_i915); + pAdapt->surfaces = surface_info_i915; + } + + if (xf86XvMCScreenInit(screen, 1, &pAdapt)) { + xf86DrvMsg(sna->scrn->scrnIndex, X_INFO, + "[XvMC] %s driver initialized.\n", + name); + } else { + xf86DrvMsg(sna->scrn->scrnIndex, X_INFO, + "[XvMC] Failed to initialize XvMC.\n"); + return FALSE; + } + + sprintf(buf, "pci:%04x:%02x:%02x.%d", + sna->PciInfo->domain, + sna->PciInfo->bus, sna->PciInfo->dev, sna->PciInfo->func); + + xf86XvMCRegisterDRInfo(screen, SNA_XVMC_LIBNAME, + buf, + SNA_XVMC_MAJOR, SNA_XVMC_MINOR, + SNA_XVMC_PATCHLEVEL); + return TRUE; +} |