int radeon_ttm_init(struct radeon_device *rdev) { int r; r = radeon_ttm_global_init(rdev); if (r) { return r; } /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&rdev->mman.bdev, rdev->mman.bo_global_ref.ref.object, &radeon_bo_driver, DRM_FILE_PAGE_OFFSET, rdev->need_dma32); if (r) { DRM_ERROR("failed initializing buffer object driver(%d).\n", r); return r; } rdev->mman.initialized = true; r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_VRAM, rdev->mc.real_vram_size >> PAGE_SHIFT); if (r) { DRM_ERROR("Failed initializing VRAM heap.\n"); return r; } r = radeon_bo_create(rdev, 256 * 1024, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, &rdev->stollen_vga_memory); if (r) { return r; } r = radeon_bo_reserve(rdev->stollen_vga_memory, false); if (r) return r; r = radeon_bo_pin(rdev->stollen_vga_memory, RADEON_GEM_DOMAIN_VRAM, NULL); radeon_bo_unreserve(rdev->stollen_vga_memory); if (r) { radeon_bo_unref(&rdev->stollen_vga_memory); return r; } DRM_INFO("radeon: %uM of VRAM memory ready\n", (unsigned)rdev->mc.real_vram_size / (1024 * 1024)); r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_TT, rdev->mc.gtt_size >> PAGE_SHIFT); if (r) { DRM_ERROR("Failed initializing GTT heap.\n"); return r; } DRM_INFO("radeon: %uM of GTT memory ready.\n", (unsigned)(rdev->mc.gtt_size / (1024 * 1024))); if (unlikely(rdev->mman.bdev.dev_mapping == NULL)) { rdev->mman.bdev.dev_mapping = rdev->ddev->dev_mapping; } r = radeon_ttm_debugfs_init(rdev); if (r) { DRM_ERROR("Failed to init debugfs\n"); return r; } return 0; }
int radeon_ttm_init(struct radeon_device *rdev) { int r; r = radeon_ttm_global_init(rdev); if (r) { return r; } /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&rdev->mman.bdev, rdev->mman.bo_global_ref.ref.object, &radeon_bo_driver, DRM_FILE_PAGE_OFFSET, rdev->need_dma32); if (r) { DRM_ERROR("failed initializing buffer object driver(%d).\n", r); return r; } rdev->mman.bdev.iot = rdev->iot; rdev->mman.bdev.memt = rdev->memt; rdev->mman.bdev.dmat = rdev->dmat; rdev->mman.initialized = true; r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_VRAM, rdev->mc.real_vram_size >> PAGE_SHIFT); if (r) { DRM_ERROR("Failed initializing VRAM heap.\n"); return r; } /* Change the size here instead of the init above so only lpfn is affected */ radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); #ifdef __sparc64__ r = radeon_bo_create(rdev, rdev->fb_offset, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->stollen_vga_memory); #else r = radeon_bo_create(rdev, 256 * 1024, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->stollen_vga_memory); #endif if (r) { return r; } r = radeon_bo_reserve(rdev->stollen_vga_memory, false); if (r) return r; r = radeon_bo_pin(rdev->stollen_vga_memory, RADEON_GEM_DOMAIN_VRAM, NULL); radeon_bo_unreserve(rdev->stollen_vga_memory); if (r) { radeon_bo_unref(&rdev->stollen_vga_memory); return r; } DRM_INFO("radeon: %uM of VRAM memory ready\n", (unsigned) (rdev->mc.real_vram_size / (1024 * 1024))); r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_TT, rdev->mc.gtt_size >> PAGE_SHIFT); if (r) { DRM_ERROR("Failed initializing GTT heap.\n"); return r; } DRM_INFO("radeon: %uM of GTT memory ready.\n", (unsigned)(rdev->mc.gtt_size / (1024 * 1024))); #ifdef notyet rdev->mman.bdev.dev_mapping = rdev->ddev->dev_mapping; #endif r = radeon_ttm_debugfs_init(rdev); if (r) { DRM_ERROR("Failed to init debugfs\n"); return r; } return 0; }