radeonsi_pipe.h revision 1b11395a36a44a902cfb3e1783758544662df73f
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 RADEONSI_PIPE_H
27#define RADEONSI_PIPE_H
28
29#include "../../winsys/radeon/drm/radeon_winsys.h"
30
31#include "pipe/p_state.h"
32#include "pipe/p_screen.h"
33#include "pipe/p_context.h"
34#include "util/u_format.h"
35#include "util/u_math.h"
36#include "util/u_slab.h"
37#include "r600.h"
38#include "radeonsi_public.h"
39#include "radeonsi_pm4.h"
40#include "si_state.h"
41#include "r600_resource.h"
42#include "sid.h"
43
44#define R600_MAX_CONST_BUFFERS 1
45#define R600_MAX_CONST_BUFFER_SIZE 4096
46
47#ifdef PIPE_ARCH_BIG_ENDIAN
48#define R600_BIG_ENDIAN 1
49#else
50#define R600_BIG_ENDIAN 0
51#endif
52
53struct r600_pipe_fences {
54	struct si_resource		*bo;
55	unsigned			*data;
56	unsigned			next_index;
57	/* linked list of preallocated blocks */
58	struct list_head		blocks;
59	/* linked list of freed fences */
60	struct list_head		pool;
61	pipe_mutex			mutex;
62};
63
64struct r600_screen {
65	struct pipe_screen		screen;
66	struct radeon_winsys		*ws;
67	unsigned			family;
68	enum chip_class			chip_class;
69	struct radeon_info		info;
70	struct r600_tiling_info		tiling_info;
71	struct util_slab_mempool	pool_buffers;
72	struct r600_pipe_fences		fences;
73};
74
75struct si_pipe_sampler_view {
76	struct pipe_sampler_view	base;
77	uint32_t			state[8];
78};
79
80struct si_pipe_sampler_state {
81	uint32_t			val[4];
82};
83
84/* needed for blitter save */
85#define NUM_TEX_UNITS 16
86
87struct r600_textures_info {
88	struct si_pipe_sampler_view	*views[NUM_TEX_UNITS];
89	struct si_pipe_sampler_state	*samplers[NUM_TEX_UNITS];
90	unsigned			n_views;
91	unsigned			n_samplers;
92	bool				samplers_dirty;
93	bool				is_array_sampler[NUM_TEX_UNITS];
94};
95
96struct r600_fence {
97	struct pipe_reference		reference;
98	unsigned			index; /* in the shared bo */
99	struct si_resource            *sleep_bo;
100	struct list_head		head;
101};
102
103#define FENCE_BLOCK_SIZE 16
104
105struct r600_fence_block {
106	struct r600_fence		fences[FENCE_BLOCK_SIZE];
107	struct list_head		head;
108};
109
110#define R600_CONSTANT_ARRAY_SIZE 256
111#define R600_RESOURCE_ARRAY_SIZE 160
112
113struct r600_context {
114	struct pipe_context		context;
115	struct blitter_context		*blitter;
116	enum radeon_family		family;
117	enum chip_class			chip_class;
118	void				*custom_dsa_flush;
119	struct r600_screen		*screen;
120	struct radeon_winsys		*ws;
121	struct si_vertex_element	*vertex_elements;
122	struct pipe_framebuffer_state	framebuffer;
123	unsigned			pa_sc_line_stipple;
124	unsigned			pa_su_sc_mode_cntl;
125	unsigned			pa_cl_clip_cntl;
126	unsigned			pa_cl_vs_out_cntl;
127	/* for saving when using blitter */
128	struct pipe_stencil_ref		stencil_ref;
129	struct si_pipe_shader		*ps_shader;
130	struct si_pipe_shader		*vs_shader;
131	struct pipe_query		*current_render_cond;
132	unsigned			current_render_cond_mode;
133	struct pipe_query		*saved_render_cond;
134	unsigned			saved_render_cond_mode;
135	/* shader information */
136	unsigned			sprite_coord_enable;
137	boolean				export_16bpc;
138	unsigned			alpha_ref;
139	boolean				alpha_ref_dirty;
140	struct r600_textures_info	vs_samplers;
141	struct r600_textures_info	ps_samplers;
142	boolean				shader_dirty;
143
144	struct u_upload_mgr	        *uploader;
145	struct util_slab_mempool	pool_transfers;
146	boolean				have_depth_texture, have_depth_fb;
147
148	unsigned default_ps_gprs, default_vs_gprs;
149
150	/* Below are variables from the old r600_context.
151	 */
152	struct radeon_winsys_cs	*cs;
153
154	unsigned		pm4_dirty_cdwords;
155
156	/* The list of active queries. Only one query of each type can be active. */
157	struct list_head	active_query_list;
158	unsigned		num_cs_dw_queries_suspend;
159	unsigned		num_cs_dw_streamout_end;
160
161	unsigned		backend_mask;
162	unsigned                max_db; /* for OQ */
163	unsigned		flags;
164	boolean                 predicate_drawing;
165
166	unsigned		num_so_targets;
167	struct r600_so_target	*so_targets[PIPE_MAX_SO_BUFFERS];
168	boolean			streamout_start;
169	unsigned		streamout_append_bitmask;
170	unsigned		*vs_so_stride_in_dw;
171	unsigned		*vs_shader_so_strides;
172
173	/* Vertex and index buffers. */
174	bool			vertex_buffers_dirty;
175	struct pipe_index_buffer index_buffer;
176	struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
177	unsigned		nr_vertex_buffers;
178
179	/* With rasterizer discard, there doesn't have to be a pixel shader.
180	 * In that case, we bind this one: */
181	struct si_pipe_shader	*dummy_pixel_shader;
182
183	/* SI state handling */
184	union si_state	queued;
185	union si_state	emitted;
186};
187
188/* r600_blit.c */
189void si_init_blit_functions(struct r600_context *rctx);
190void si_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
191void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
192void si_flush_depth_textures(struct r600_context *rctx);
193
194/* r600_buffer.c */
195bool si_init_resource(struct r600_screen *rscreen,
196		      struct si_resource *res,
197		      unsigned size, unsigned alignment,
198		      unsigned bind, unsigned usage);
199struct pipe_resource *si_buffer_create(struct pipe_screen *screen,
200				       const struct pipe_resource *templ);
201void r600_upload_index_buffer(struct r600_context *rctx,
202			      struct pipe_index_buffer *ib, unsigned count);
203
204
205/* r600_pipe.c */
206void radeonsi_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence,
207		    unsigned flags);
208
209/* r600_query.c */
210void r600_init_query_functions(struct r600_context *rctx);
211
212/* r600_resource.c */
213void r600_init_context_resource_functions(struct r600_context *r600);
214
215/* r600_texture.c */
216void r600_init_screen_texture_functions(struct pipe_screen *screen);
217void si_init_surface_functions(struct r600_context *r600);
218
219/* r600_translate.c */
220void r600_translate_index_buffer(struct r600_context *r600,
221				 struct pipe_index_buffer *ib,
222				 unsigned count);
223
224/*
225 * common helpers
226 */
227static INLINE uint32_t S_FIXED(float value, uint32_t frac_bits)
228{
229	return value * (1 << frac_bits);
230}
231#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
232
233static INLINE unsigned si_map_swizzle(unsigned swizzle)
234{
235	switch (swizzle) {
236	case UTIL_FORMAT_SWIZZLE_Y:
237		return V_008F0C_SQ_SEL_Y;
238	case UTIL_FORMAT_SWIZZLE_Z:
239		return V_008F0C_SQ_SEL_Z;
240	case UTIL_FORMAT_SWIZZLE_W:
241		return V_008F0C_SQ_SEL_W;
242	case UTIL_FORMAT_SWIZZLE_0:
243		return V_008F0C_SQ_SEL_0;
244	case UTIL_FORMAT_SWIZZLE_1:
245		return V_008F0C_SQ_SEL_1;
246	default: /* UTIL_FORMAT_SWIZZLE_X */
247		return V_008F0C_SQ_SEL_X;
248	}
249}
250
251static inline unsigned r600_tex_aniso_filter(unsigned filter)
252{
253	if (filter <= 1)   return 0;
254	if (filter <= 2)   return 1;
255	if (filter <= 4)   return 2;
256	if (filter <= 8)   return 3;
257	 /* else */        return 4;
258}
259
260/* 12.4 fixed-point */
261static INLINE unsigned r600_pack_float_12p4(float x)
262{
263	return x <= 0    ? 0 :
264	       x >= 4096 ? 0xffff : x * 16;
265}
266
267static INLINE uint64_t r600_resource_va(struct pipe_screen *screen, struct pipe_resource *resource)
268{
269	struct r600_screen *rscreen = (struct r600_screen*)screen;
270	struct si_resource *rresource = (struct si_resource*)resource;
271
272	return rscreen->ws->buffer_get_virtual_address(rresource->cs_buf);
273}
274
275#endif
276