示例#1
0
static struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
{
	struct r600_context *rctx = CALLOC_STRUCT(r600_context);
	struct r600_screen* rscreen = (struct r600_screen *)screen;
	struct radeon_winsys *ws = rscreen->b.ws;

	if (rctx == NULL)
		return NULL;

	rctx->b.b.screen = screen;
	rctx->b.b.priv = priv;
	rctx->b.b.destroy = r600_destroy_context;

	if (!r600_common_context_init(&rctx->b, &rscreen->b))
		goto fail;

	rctx->screen = rscreen;
	rctx->keep_tiling_flags = rscreen->b.info.drm_minor >= 12;

	r600_init_blit_functions(rctx);

	if (rscreen->b.info.has_uvd) {
		rctx->b.b.create_video_codec = r600_uvd_create_decoder;
		rctx->b.b.create_video_buffer = r600_video_buffer_create;
	} else {
		rctx->b.b.create_video_codec = vl_create_decoder;
		rctx->b.b.create_video_buffer = vl_video_buffer_create;
	}

	r600_init_common_state_functions(rctx);

	switch (rctx->b.chip_class) {
	case R600:
	case R700:
		r600_init_state_functions(rctx);
		r600_init_atom_start_cs(rctx);
		rctx->custom_dsa_flush = r600_create_db_flush_dsa(rctx);
		rctx->custom_blend_resolve = rctx->b.chip_class == R700 ? r700_create_resolve_blend(rctx)
								      : r600_create_resolve_blend(rctx);
		rctx->custom_blend_decompress = r600_create_decompress_blend(rctx);
		rctx->has_vertex_cache = !(rctx->b.family == CHIP_RV610 ||
					   rctx->b.family == CHIP_RV620 ||
					   rctx->b.family == CHIP_RS780 ||
					   rctx->b.family == CHIP_RS880 ||
					   rctx->b.family == CHIP_RV710);
		break;
	case EVERGREEN:
	case CAYMAN:
		evergreen_init_state_functions(rctx);
		evergreen_init_atom_start_cs(rctx);
		evergreen_init_atom_start_compute_cs(rctx);
		rctx->custom_dsa_flush = evergreen_create_db_flush_dsa(rctx);
		rctx->custom_blend_resolve = evergreen_create_resolve_blend(rctx);
		rctx->custom_blend_decompress = evergreen_create_decompress_blend(rctx);
		rctx->custom_blend_fastclear = evergreen_create_fastclear_blend(rctx);
		rctx->has_vertex_cache = !(rctx->b.family == CHIP_CEDAR ||
					   rctx->b.family == CHIP_PALM ||
					   rctx->b.family == CHIP_SUMO ||
					   rctx->b.family == CHIP_SUMO2 ||
					   rctx->b.family == CHIP_CAICOS ||
					   rctx->b.family == CHIP_CAYMAN ||
					   rctx->b.family == CHIP_ARUBA);
		break;
	default:
		R600_ERR("Unsupported chip class %d.\n", rctx->b.chip_class);
		goto fail;
	}

	rctx->b.rings.gfx.cs = ws->cs_create(ws, RING_GFX,
					     r600_context_gfx_flush, rctx,
					     rscreen->b.trace_bo ?
						     rscreen->b.trace_bo->cs_buf : NULL);
	rctx->b.rings.gfx.flush = r600_context_gfx_flush;

	rctx->allocator_fetch_shader = u_suballocator_create(&rctx->b.b, 64 * 1024, 256,
							     0, PIPE_USAGE_DEFAULT, FALSE);
	if (!rctx->allocator_fetch_shader)
		goto fail;

	rctx->isa = calloc(1, sizeof(struct r600_isa));
	if (!rctx->isa || r600_isa_init(rctx, rctx->isa))
		goto fail;

	rctx->blitter = util_blitter_create(&rctx->b.b);
	if (rctx->blitter == NULL)
		goto fail;
	util_blitter_set_texture_multisample(rctx->blitter, rscreen->has_msaa);
	rctx->blitter->draw_rectangle = r600_draw_rectangle;

	r600_begin_new_cs(rctx);
	r600_query_init_backend_mask(&rctx->b); /* this emits commands and must be last */

	rctx->dummy_pixel_shader =
		util_make_fragment_cloneinput_shader(&rctx->b.b, 0,
						     TGSI_SEMANTIC_GENERIC,
						     TGSI_INTERPOLATE_CONSTANT);
	rctx->b.b.bind_fs_state(&rctx->b.b, rctx->dummy_pixel_shader);

	return &rctx->b.b;

fail:
	r600_destroy_context(&rctx->b.b);
	return NULL;
}
示例#2
0
文件: r600_pipe.c 项目: ndesh26/Mesa
static struct pipe_context *r600_create_context(struct pipe_screen *screen,
                                                void *priv, unsigned flags)
{
	struct r600_context *rctx = CALLOC_STRUCT(r600_context);
	struct r600_screen* rscreen = (struct r600_screen *)screen;
	struct radeon_winsys *ws = rscreen->b.ws;

	if (!rctx)
		return NULL;

	rctx->b.b.screen = screen;
	assert(!priv);
	rctx->b.b.priv = NULL; /* for threaded_context_unwrap_sync */
	rctx->b.b.destroy = r600_destroy_context;
	rctx->b.set_atom_dirty = (void *)r600_set_atom_dirty;

	if (!r600_common_context_init(&rctx->b, &rscreen->b, flags))
		goto fail;

	rctx->screen = rscreen;
	LIST_INITHEAD(&rctx->texture_buffers);

	r600_init_blit_functions(rctx);

	if (rscreen->b.info.has_hw_decode) {
		rctx->b.b.create_video_codec = r600_uvd_create_decoder;
		rctx->b.b.create_video_buffer = r600_video_buffer_create;
	} else {
		rctx->b.b.create_video_codec = vl_create_decoder;
		rctx->b.b.create_video_buffer = vl_video_buffer_create;
	}

	if (getenv("R600_TRACE"))
		rctx->is_debug = true;
	r600_init_common_state_functions(rctx);

	switch (rctx->b.chip_class) {
	case R600:
	case R700:
		r600_init_state_functions(rctx);
		r600_init_atom_start_cs(rctx);
		rctx->custom_dsa_flush = r600_create_db_flush_dsa(rctx);
		rctx->custom_blend_resolve = rctx->b.chip_class == R700 ? r700_create_resolve_blend(rctx)
								      : r600_create_resolve_blend(rctx);
		rctx->custom_blend_decompress = r600_create_decompress_blend(rctx);
		rctx->has_vertex_cache = !(rctx->b.family == CHIP_RV610 ||
					   rctx->b.family == CHIP_RV620 ||
					   rctx->b.family == CHIP_RS780 ||
					   rctx->b.family == CHIP_RS880 ||
					   rctx->b.family == CHIP_RV710);
		break;
	case EVERGREEN:
	case CAYMAN:
		evergreen_init_state_functions(rctx);
		evergreen_init_atom_start_cs(rctx);
		evergreen_init_atom_start_compute_cs(rctx);
		rctx->custom_dsa_flush = evergreen_create_db_flush_dsa(rctx);
		rctx->custom_blend_resolve = evergreen_create_resolve_blend(rctx);
		rctx->custom_blend_decompress = evergreen_create_decompress_blend(rctx);
		rctx->custom_blend_fastclear = evergreen_create_fastclear_blend(rctx);
		rctx->has_vertex_cache = !(rctx->b.family == CHIP_CEDAR ||
					   rctx->b.family == CHIP_PALM ||
					   rctx->b.family == CHIP_SUMO ||
					   rctx->b.family == CHIP_SUMO2 ||
					   rctx->b.family == CHIP_CAICOS ||
					   rctx->b.family == CHIP_CAYMAN ||
					   rctx->b.family == CHIP_ARUBA);
		break;
	default:
		R600_ERR("Unsupported chip class %d.\n", rctx->b.chip_class);
		goto fail;
	}

	rctx->b.gfx.cs = ws->cs_create(rctx->b.ctx, RING_GFX,
				       r600_context_gfx_flush, rctx);
	rctx->b.gfx.flush = r600_context_gfx_flush;

	rctx->allocator_fetch_shader =
		u_suballocator_create(&rctx->b.b, 64 * 1024,
				      0, PIPE_USAGE_DEFAULT, 0, FALSE);
	if (!rctx->allocator_fetch_shader)
		goto fail;

	rctx->isa = calloc(1, sizeof(struct r600_isa));
	if (!rctx->isa || r600_isa_init(rctx, rctx->isa))
		goto fail;

	if (rscreen->b.debug_flags & DBG_FORCE_DMA)
		rctx->b.b.resource_copy_region = rctx->b.dma_copy;

	rctx->blitter = util_blitter_create(&rctx->b.b);
	if (rctx->blitter == NULL)
		goto fail;
	util_blitter_set_texture_multisample(rctx->blitter, rscreen->has_msaa);
	rctx->blitter->draw_rectangle = r600_draw_rectangle;

	r600_begin_new_cs(rctx);

	rctx->dummy_pixel_shader =
		util_make_fragment_cloneinput_shader(&rctx->b.b, 0,
						     TGSI_SEMANTIC_GENERIC,
						     TGSI_INTERPOLATE_CONSTANT);
	rctx->b.b.bind_fs_state(&rctx->b.b, rctx->dummy_pixel_shader);

	return &rctx->b.b;

fail:
	r600_destroy_context(&rctx->b.b);
	return NULL;
}