si_pipe.h revision 848b8605 
1/*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 *      Jerome Glisse
25 */
26#ifndef SI_PIPE_H
27#define SI_PIPE_H
28
29#include "si_state.h"
30
31#ifdef PIPE_ARCH_BIG_ENDIAN
32#define SI_BIG_ENDIAN 1
33#else
34#define SI_BIG_ENDIAN 0
35#endif
36
37#define SI_TRACE_CS 0
38#define SI_TRACE_CS_DWORDS		6
39
40#define SI_MAX_DRAW_CS_DWORDS 18
41
42struct si_pipe_compute;
43
44struct si_screen {
45	struct r600_common_screen	b;
46};
47
48struct si_pipe_sampler_view {
49	struct pipe_sampler_view	base;
50	struct list_head		list;
51	struct r600_resource		*resource;
52	uint32_t			state[8];
53	uint32_t			fmask_state[8];
54};
55
56struct si_pipe_sampler_state {
57	uint32_t			val[4];
58	uint32_t			border_color[4];
59};
60
61struct si_cs_shader_state {
62	struct si_pipe_compute		*program;
63};
64
65struct si_textures_info {
66	struct si_sampler_views		views;
67	struct si_sampler_states	states;
68	uint32_t			depth_texture_mask; /* which textures are depth */
69	uint32_t			compressed_colortex_mask;
70};
71
72struct si_framebuffer {
73	struct r600_atom		atom;
74	struct pipe_framebuffer_state	state;
75	unsigned			nr_samples;
76	unsigned			log_samples;
77	unsigned			cb0_is_integer;
78	unsigned			compressed_cb_mask;
79	unsigned			export_16bpc;
80};
81
82#define SI_NUM_ATOMS(sctx) (sizeof((sctx)->atoms)/sizeof((sctx)->atoms.array[0]))
83
84#define SI_NUM_SHADERS (PIPE_SHADER_GEOMETRY+1)
85
86struct si_context {
87	struct r600_common_context	b;
88	struct blitter_context		*blitter;
89	void				*custom_dsa_flush_depth_stencil[8];
90	void				*custom_dsa_flush_depth[8];
91	void				*custom_dsa_flush_stencil[8];
92	void				*custom_dsa_flush_inplace;
93	void				*custom_blend_resolve;
94	void				*custom_blend_decompress;
95	void				*custom_blend_fastclear;
96	struct si_screen		*screen;
97
98	union {
99		struct {
100			/* The order matters. */
101			struct r600_atom *vertex_buffers;
102			struct r600_atom *const_buffers[SI_NUM_SHADERS];
103			struct r600_atom *rw_buffers[SI_NUM_SHADERS];
104			struct r600_atom *sampler_views[SI_NUM_SHADERS];
105			struct r600_atom *sampler_states[SI_NUM_SHADERS];
106			/* Caches must be flushed after resource descriptors are
107			 * updated in memory. */
108			struct r600_atom *cache_flush;
109			struct r600_atom *streamout_begin;
110			struct r600_atom *streamout_enable; /* must be after streamout_begin */
111			struct r600_atom *framebuffer;
112			struct r600_atom *msaa_config;
113		} s;
114		struct r600_atom *array[0];
115	} atoms;
116
117	struct si_framebuffer		framebuffer;
118	struct si_vertex_element	*vertex_elements;
119	unsigned			pa_sc_line_stipple;
120	unsigned			pa_su_sc_mode_cntl;
121	/* for saving when using blitter */
122	struct pipe_stencil_ref		stencil_ref;
123	struct si_pipe_shader_selector	*ps_shader;
124	struct si_pipe_shader_selector	*gs_shader;
125	struct si_pipe_shader_selector	*vs_shader;
126	struct si_cs_shader_state	cs_shader_state;
127	/* shader information */
128	unsigned			sprite_coord_enable;
129	struct si_descriptors		vertex_buffers;
130	struct si_buffer_resources	const_buffers[SI_NUM_SHADERS];
131	struct si_buffer_resources	rw_buffers[SI_NUM_SHADERS];
132	struct si_textures_info		samplers[SI_NUM_SHADERS];
133	struct r600_resource		*border_color_table;
134	unsigned			border_color_offset;
135
136	struct r600_atom		msaa_config;
137	int				ps_iter_samples;
138
139	unsigned default_ps_gprs, default_vs_gprs;
140
141	/* Below are variables from the old r600_context.
142	 */
143	unsigned		pm4_dirty_cdwords;
144
145	/* Vertex and index buffers. */
146	bool			vertex_buffers_dirty;
147	struct pipe_index_buffer index_buffer;
148	struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
149
150	/* With rasterizer discard, there doesn't have to be a pixel shader.
151	 * In that case, we bind this one: */
152	void			*dummy_pixel_shader;
153	struct si_pm4_state	*gs_on;
154	struct si_pm4_state	*gs_off;
155	struct si_pm4_state	*gs_rings;
156	struct r600_atom	cache_flush;
157	struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on CIK */
158	struct pipe_constant_buffer esgs_ring;
159	struct pipe_constant_buffer gsvs_ring;
160
161	/* SI state handling */
162	union si_state	queued;
163	union si_state	emitted;
164};
165
166/* si_blit.c */
167void si_init_blit_functions(struct si_context *sctx);
168void si_flush_depth_textures(struct si_context *sctx,
169			     struct si_textures_info *textures);
170void si_decompress_color_textures(struct si_context *sctx,
171				  struct si_textures_info *textures);
172
173/* si_dma.c */
174void si_dma_copy(struct pipe_context *ctx,
175		 struct pipe_resource *dst,
176		 unsigned dst_level,
177		 unsigned dstx, unsigned dsty, unsigned dstz,
178		 struct pipe_resource *src,
179		 unsigned src_level,
180		 const struct pipe_box *src_box);
181
182/* si_hw_context.c */
183void si_context_gfx_flush(void *context, unsigned flags,
184			  struct pipe_fence_handle **fence);
185void si_begin_new_cs(struct si_context *ctx);
186void si_need_cs_space(struct si_context *ctx, unsigned num_dw, boolean count_draw_in);
187
188#if SI_TRACE_CS
189void si_trace_emit(struct si_context *sctx);
190#endif
191
192/* si_compute.c */
193void si_init_compute_functions(struct si_context *sctx);
194
195/* si_uvd.c */
196struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
197					       const struct pipe_video_codec *templ);
198
199struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
200						 const struct pipe_video_buffer *tmpl);
201
202/*
203 * common helpers
204 */
205
206static INLINE struct r600_resource *
207si_resource_create_custom(struct pipe_screen *screen,
208			  unsigned usage, unsigned size)
209{
210	assert(size);
211	return r600_resource(pipe_buffer_create(screen,
212		PIPE_BIND_CUSTOM, usage, size));
213}
214
215#endif
216