1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
29 #ifndef FREEDRENO_CONTEXT_H_
30 #define FREEDRENO_CONTEXT_H_
32 #include "pipe/p_context.h"
33 #include "indices/u_primconvert.h"
34 #include "util/u_blitter.h"
35 #include "util/list.h"
36 #include "util/u_slab.h"
37 #include "util/u_string.h"
39 #include "freedreno_batch.h"
40 #include "freedreno_screen.h"
41 #include "freedreno_gmem.h"
42 #include "freedreno_util.h"
44 #define BORDER_COLOR_UPLOAD_SIZE (2 * PIPE_MAX_SAMPLERS * BORDERCOLOR_SIZE)
46 struct fd_vertex_stateobj
;
48 struct fd_texture_stateobj
{
49 struct pipe_sampler_view
*textures
[PIPE_MAX_SAMPLERS
];
50 unsigned num_textures
;
51 unsigned valid_textures
;
52 struct pipe_sampler_state
*samplers
[PIPE_MAX_SAMPLERS
];
53 unsigned num_samplers
;
54 unsigned valid_samplers
;
57 struct fd_program_stateobj
{
60 /* rest only used by fd2.. split out: */
62 /* Indexed by semantic name or TGSI_SEMANTIC_COUNT + semantic index
63 * for TGSI_SEMANTIC_GENERIC. Special vs exports (position and point-
64 * size) are not included in this
66 uint8_t export_linkage
[63];
69 struct fd_constbuf_stateobj
{
70 struct pipe_constant_buffer cb
[PIPE_MAX_CONSTANT_BUFFERS
];
71 uint32_t enabled_mask
;
75 struct fd_vertexbuf_stateobj
{
76 struct pipe_vertex_buffer vb
[PIPE_MAX_ATTRIBS
];
78 uint32_t enabled_mask
;
82 struct fd_vertex_stateobj
{
83 struct pipe_vertex_element pipe
[PIPE_MAX_ATTRIBS
];
84 unsigned num_elements
;
87 struct fd_streamout_stateobj
{
88 struct pipe_stream_output_target
*targets
[PIPE_MAX_SO_BUFFERS
];
90 /* Track offset from vtxcnt for streamout data. This counter
91 * is just incremented by # of vertices on each draw until
92 * reset or new streamout buffer bound.
94 * When we eventually have GS, the CPU won't actually know the
95 * number of vertices per draw, so I think we'll have to do
96 * something more clever.
98 unsigned offsets
[PIPE_MAX_SO_BUFFERS
];
101 /* group together the vertex and vertexbuf state.. for ease of passing
102 * around, and because various internal operations (gmem<->mem, etc)
103 * need their own vertex state:
105 struct fd_vertex_state
{
106 struct fd_vertex_stateobj
*vtx
;
107 struct fd_vertexbuf_stateobj vertexbuf
;
112 struct pipe_context base
;
114 struct fd_device
*dev
;
115 struct fd_screen
*screen
;
117 struct util_queue flush_queue
;
119 struct blitter_context
*blitter
;
120 struct primconvert_context
*primconvert
;
122 /* slab for pipe_transfer allocations: */
123 struct util_slab_mempool transfer_pool
;
125 /* slabs for fd_hw_sample and fd_hw_sample_period allocations: */
126 struct util_slab_mempool sample_pool
;
127 struct util_slab_mempool sample_period_pool
;
129 /* sample-providers for hw queries: */
130 const struct fd_hw_sample_provider
*sample_providers
[MAX_HW_SAMPLE_PROVIDERS
];
132 /* list of active queries: */
133 struct list_head active_queries
;
135 /* table with PIPE_PRIM_MAX entries mapping PIPE_PRIM_x to
136 * DI_PT_x value to use for draw initiator. There are some
137 * slight differences between generation:
139 const uint8_t *primtypes
;
140 uint32_t primtype_mask
;
142 /* shaders used by clear, and gmem->mem blits: */
143 struct fd_program_stateobj solid_prog
; // TODO move to screen?
145 /* shaders used by mem->gmem blits: */
146 struct fd_program_stateobj blit_prog
[MAX_RENDER_TARGETS
]; // TODO move to screen?
147 struct fd_program_stateobj blit_z
, blit_zs
;
152 uint64_t prims_emitted
;
153 uint64_t prims_generated
;
155 uint64_t batch_total
, batch_sysmem
, batch_gmem
, batch_restore
;
158 /* Current batch.. the rule here is that you can deref ctx->batch
159 * in codepaths from pipe_context entrypoints. But not in code-
160 * paths from fd_batch_flush() (basically, the stuff that gets
161 * called from GMEM code), since in those code-paths the batch
162 * you care about is not necessarily the same as ctx->batch.
164 struct fd_batch
*batch
;
168 /* Are we in process of shadowing a resource? Used to detect recursion
169 * in transfer_map, and skip unneeded synchronization.
173 /* Ie. in blit situation where we no longer care about previous framebuffer
174 * contents. Main point is to eliminate blits from fd_try_shadow_resource().
175 * For example, in case of texture upload + gen-mipmaps.
179 struct pipe_scissor_state scissor
;
181 /* we don't have a disable/enable bit for scissor, so instead we keep
182 * a disabled-scissor state which matches the entire bound framebuffer
183 * and use that when scissor is not enabled.
185 struct pipe_scissor_state disabled_scissor
;
187 /* Current gmem/tiling configuration.. gets updated on render_tiles()
188 * if out of date with current maximal-scissor/cpp:
190 * (NOTE: this is kind of related to the batch, but moving it there
191 * means we'd always have to recalc tiles ever batch)
193 struct fd_gmem_stateobj gmem
;
194 struct fd_vsc_pipe pipe
[8];
195 struct fd_tile tile
[512];
197 /* which state objects need to be re-emit'd: */
199 FD_DIRTY_BLEND
= (1 << 0),
200 FD_DIRTY_RASTERIZER
= (1 << 1),
201 FD_DIRTY_ZSA
= (1 << 2),
202 FD_DIRTY_FRAGTEX
= (1 << 3),
203 FD_DIRTY_VERTTEX
= (1 << 4),
204 FD_DIRTY_TEXSTATE
= (1 << 5),
206 FD_SHADER_DIRTY_VP
= (1 << 6),
207 FD_SHADER_DIRTY_FP
= (1 << 7),
208 /* skip geom/tcs/tes/compute */
209 FD_DIRTY_PROG
= FD_SHADER_DIRTY_FP
| FD_SHADER_DIRTY_VP
,
211 FD_DIRTY_BLEND_COLOR
= (1 << 12),
212 FD_DIRTY_STENCIL_REF
= (1 << 13),
213 FD_DIRTY_SAMPLE_MASK
= (1 << 14),
214 FD_DIRTY_FRAMEBUFFER
= (1 << 15),
215 FD_DIRTY_STIPPLE
= (1 << 16),
216 FD_DIRTY_VIEWPORT
= (1 << 17),
217 FD_DIRTY_CONSTBUF
= (1 << 18),
218 FD_DIRTY_VTXSTATE
= (1 << 19),
219 FD_DIRTY_VTXBUF
= (1 << 20),
220 FD_DIRTY_INDEXBUF
= (1 << 21),
221 FD_DIRTY_SCISSOR
= (1 << 22),
222 FD_DIRTY_STREAMOUT
= (1 << 23),
223 FD_DIRTY_UCP
= (1 << 24),
224 FD_DIRTY_BLEND_DUAL
= (1 << 25),
227 struct pipe_blend_state
*blend
;
228 struct pipe_rasterizer_state
*rasterizer
;
229 struct pipe_depth_stencil_alpha_state
*zsa
;
231 struct fd_texture_stateobj verttex
, fragtex
;
233 struct fd_program_stateobj prog
;
235 struct fd_vertex_state vtx
;
237 struct pipe_blend_color blend_color
;
238 struct pipe_stencil_ref stencil_ref
;
239 unsigned sample_mask
;
240 struct pipe_poly_stipple stipple
;
241 struct pipe_viewport_state viewport
;
242 struct fd_constbuf_stateobj constbuf
[PIPE_SHADER_TYPES
];
243 struct pipe_index_buffer indexbuf
;
244 struct fd_streamout_stateobj streamout
;
245 struct pipe_clip_state ucp
;
247 struct pipe_query
*cond_query
;
248 bool cond_cond
; /* inverted rendering condition */
251 struct pipe_debug_callback debug
;
253 /* GMEM/tile handling fxns: */
254 void (*emit_tile_init
)(struct fd_batch
*batch
);
255 void (*emit_tile_prep
)(struct fd_batch
*batch
, struct fd_tile
*tile
);
256 void (*emit_tile_mem2gmem
)(struct fd_batch
*batch
, struct fd_tile
*tile
);
257 void (*emit_tile_renderprep
)(struct fd_batch
*batch
, struct fd_tile
*tile
);
258 void (*emit_tile_gmem2mem
)(struct fd_batch
*batch
, struct fd_tile
*tile
);
260 /* optional, for GMEM bypass: */
261 void (*emit_sysmem_prep
)(struct fd_batch
*batch
);
264 bool (*draw_vbo
)(struct fd_context
*ctx
, const struct pipe_draw_info
*info
);
265 void (*clear
)(struct fd_context
*ctx
, unsigned buffers
,
266 const union pipe_color_union
*color
, double depth
, unsigned stencil
);
268 /* constant emit: (note currently not used/needed for a2xx) */
269 void (*emit_const
)(struct fd_ringbuffer
*ring
, enum shader_t type
,
270 uint32_t regid
, uint32_t offset
, uint32_t sizedwords
,
271 const uint32_t *dwords
, struct pipe_resource
*prsc
);
272 /* emit bo addresses as constant: */
273 void (*emit_const_bo
)(struct fd_ringbuffer
*ring
, enum shader_t type
, boolean write
,
274 uint32_t regid
, uint32_t num
, struct pipe_resource
**prscs
, uint32_t *offsets
);
276 /* indirect-branch emit: */
277 void (*emit_ib
)(struct fd_ringbuffer
*ring
, struct fd_ringbuffer
*target
);
280 static inline struct fd_context
*
281 fd_context(struct pipe_context
*pctx
)
283 return (struct fd_context
*)pctx
;
286 static inline struct pipe_scissor_state
*
287 fd_context_get_scissor(struct fd_context
*ctx
)
289 if (ctx
->rasterizer
&& ctx
->rasterizer
->scissor
)
290 return &ctx
->scissor
;
291 return &ctx
->disabled_scissor
;
295 fd_supported_prim(struct fd_context
*ctx
, unsigned prim
)
297 return (1 << prim
) & ctx
->primtype_mask
;
300 struct pipe_context
* fd_context_init(struct fd_context
*ctx
,
301 struct pipe_screen
*pscreen
, const uint8_t *primtypes
,
304 void fd_context_destroy(struct pipe_context
*pctx
);
306 #endif /* FREEDRENO_CONTEXT_H_ */