renesas/kmsxx.git - kmsxx, cloned from https://github.com/tomba/kmsxx

Age	Commit message (Expand)	Author
2017-03-17	Add a simple and hackish plane scaling test.	Jyri Sarha

/************************************************************************** * * Copyright (c) 2007 Tungsten Graphics, Inc., Cedar Park, TX., USA, * 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 * THE COPYRIGHT HOLDERS, AUTHORS 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. * **************************************************************************/ /* * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com> */ #include "drmP.h" #include "via_drm.h" #include "via_drv.h" struct drm_ttm_backend *via_create_ttm_backend_entry(struct drm_device * dev) { return drm_agp_init_ttm(dev); } int via_fence_types(struct drm_buffer_object *bo, uint32_t * fclass, uint32_t * type) { *type = 3; return 0; } int via_invalidate_caches(struct drm_device * dev, uint64_t flags) { /* * FIXME: Invalidate texture caches here. */ return 0; } static int via_vram_info(struct drm_device *dev, unsigned long *offset, unsigned long *size) { struct pci_dev *pdev = dev->pdev; unsigned long flags; int ret = -EINVAL; int i; for (i=0; i<6; ++i) { flags = pci_resource_flags(pdev, i); if ((flags & (IORESOURCE_MEM | IORESOURCE_PREFETCH)) == (IORESOURCE_MEM | IORESOURCE_PREFETCH)) { ret = 0; break; } } if (ret) { DRM_ERROR("Could not find VRAM PCI resource\n"); return ret; } *offset = pci_resource_start(pdev, i); *size = pci_resource_end(pdev, i) - *offset + 1; return 0; } int via_init_mem_type(struct drm_device * dev, uint32_t type, struct drm_mem_type_manager * man) { switch (type) { case DRM_BO_MEM_LOCAL: /* System memory */ man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_MEMTYPE_CACHED; man->drm_bus_maptype = 0; break; case DRM_BO_MEM_TT: /* Dynamic agpgart memory */ if (!(drm_core_has_AGP(dev) && dev->agp)) { DRM_ERROR("AGP is not enabled for memory type %u\n", (unsigned)type); return -EINVAL; } man->io_offset = dev->agp->agp_info.aper_base; man->io_size = dev->agp->agp_info.aper_size * 1024 * 1024; man->io_addr = NULL; man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_NEEDS_IOREMAP; /* Only to get pte protection right. */ man->drm_bus_maptype = _DRM_AGP; break; case DRM_BO_MEM_VRAM: /* "On-card" video ram */ man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_NEEDS_IOREMAP; man->drm_bus_maptype = _DRM_FRAME_BUFFER; man->io_addr = NULL; return via_vram_info(dev, &man->io_offset, &man->io_size); break; case DRM_BO_MEM_PRIV0: /* Pre-bound agpgart memory */ if (!(drm_core_has_AGP(dev) && dev->agp)) { DRM_ERROR("AGP is not enabled for memory type %u\n", (unsigned)type); return -EINVAL; } man->io_offset = dev->agp->agp_info.aper_base; man->io_size = dev->agp->agp_info.aper_size * 1024 * 1024; man->io_addr = NULL; man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_MEMTYPE_FIXED | _DRM_FLAG_NEEDS_IOREMAP; man->drm_bus_maptype = _DRM_AGP; break; default: DRM_ERROR("Unsupported memory type %u\n", (unsigned)type); return -EINVAL; } return 0; } uint64_t via_evict_flags(struct drm_buffer_object *bo) { switch (bo->mem.mem_type) { case DRM_BO_MEM_LOCAL: case DRM_BO_MEM_TT: return DRM_BO_FLAG_MEM_LOCAL; /* Evict TT to local */ case DRM_BO_MEM_PRIV0: /* Evict pre-bound AGP to TT */ return DRM_BO_MEM_TT; case DRM_BO_MEM_VRAM: if (bo->mem.num_pages > 128) return DRM_BO_MEM_TT; else return DRM_BO_MEM_LOCAL; default: return DRM_BO_MEM_LOCAL; } }