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 #include "pipe/p_state.h"
30 #include "util/u_dual_blend.h"
31 #include "util/u_string.h"
32 #include "util/u_memory.h"
33 #include "util/u_helpers.h"
35 #include "freedreno_state.h"
36 #include "freedreno_context.h"
37 #include "freedreno_resource.h"
38 #include "freedreno_texture.h"
39 #include "freedreno_gmem.h"
40 #include "freedreno_util.h"
42 /* All the generic state handling.. In case of CSO's that are specific
43 * to the GPU version, when the bind and the delete are common they can
48 fd_set_blend_color(struct pipe_context
*pctx
,
49 const struct pipe_blend_color
*blend_color
)
51 struct fd_context
*ctx
= fd_context(pctx
);
52 ctx
->blend_color
= *blend_color
;
53 ctx
->dirty
|= FD_DIRTY_BLEND_COLOR
;
57 fd_set_stencil_ref(struct pipe_context
*pctx
,
58 const struct pipe_stencil_ref
*stencil_ref
)
60 struct fd_context
*ctx
= fd_context(pctx
);
61 ctx
->stencil_ref
=* stencil_ref
;
62 ctx
->dirty
|= FD_DIRTY_STENCIL_REF
;
66 fd_set_clip_state(struct pipe_context
*pctx
,
67 const struct pipe_clip_state
*clip
)
69 struct fd_context
*ctx
= fd_context(pctx
);
71 ctx
->dirty
|= FD_DIRTY_UCP
;
75 fd_set_sample_mask(struct pipe_context
*pctx
, unsigned sample_mask
)
77 struct fd_context
*ctx
= fd_context(pctx
);
78 ctx
->sample_mask
= (uint16_t)sample_mask
;
79 ctx
->dirty
|= FD_DIRTY_SAMPLE_MASK
;
82 /* notes from calim on #dri-devel:
83 * index==0 will be non-UBO (ie. glUniformXYZ()) all packed together padded
85 * I should be able to consider that I own the user_ptr until the next
86 * set_constant_buffer() call, at which point I don't really care about the
88 * index>0 will be UBO's.. well, I'll worry about that later
91 fd_set_constant_buffer(struct pipe_context
*pctx
, uint shader
, uint index
,
92 struct pipe_constant_buffer
*cb
)
94 struct fd_context
*ctx
= fd_context(pctx
);
95 struct fd_constbuf_stateobj
*so
= &ctx
->constbuf
[shader
];
97 /* Note that the state tracker can unbind constant buffers by
101 so
->enabled_mask
&= ~(1 << index
);
102 so
->dirty_mask
&= ~(1 << index
);
103 pipe_resource_reference(&so
->cb
[index
].buffer
, NULL
);
107 pipe_resource_reference(&so
->cb
[index
].buffer
, cb
->buffer
);
108 so
->cb
[index
].buffer_offset
= cb
->buffer_offset
;
109 so
->cb
[index
].buffer_size
= cb
->buffer_size
;
110 so
->cb
[index
].user_buffer
= cb
->user_buffer
;
112 so
->enabled_mask
|= 1 << index
;
113 so
->dirty_mask
|= 1 << index
;
114 ctx
->dirty
|= FD_DIRTY_CONSTBUF
;
118 fd_set_framebuffer_state(struct pipe_context
*pctx
,
119 const struct pipe_framebuffer_state
*framebuffer
)
121 struct fd_context
*ctx
= fd_context(pctx
);
122 struct pipe_framebuffer_state
*cso
= &ctx
->framebuffer
;
124 DBG("%d: cbufs[0]=%p, zsbuf=%p", ctx
->needs_flush
,
125 framebuffer
->cbufs
[0], framebuffer
->zsbuf
);
127 fd_context_render(pctx
);
129 if ((cso
->width
!= framebuffer
->width
) ||
130 (cso
->height
!= framebuffer
->height
))
131 ctx
->needs_rb_fbd
= true;
133 util_copy_framebuffer_state(cso
, framebuffer
);
135 ctx
->dirty
|= FD_DIRTY_FRAMEBUFFER
;
137 ctx
->disabled_scissor
.minx
= 0;
138 ctx
->disabled_scissor
.miny
= 0;
139 ctx
->disabled_scissor
.maxx
= cso
->width
;
140 ctx
->disabled_scissor
.maxy
= cso
->height
;
142 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
146 fd_set_polygon_stipple(struct pipe_context
*pctx
,
147 const struct pipe_poly_stipple
*stipple
)
149 struct fd_context
*ctx
= fd_context(pctx
);
150 ctx
->stipple
= *stipple
;
151 ctx
->dirty
|= FD_DIRTY_STIPPLE
;
155 fd_set_scissor_states(struct pipe_context
*pctx
,
157 unsigned num_scissors
,
158 const struct pipe_scissor_state
*scissor
)
160 struct fd_context
*ctx
= fd_context(pctx
);
162 ctx
->scissor
= *scissor
;
163 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
167 fd_set_viewport_states(struct pipe_context
*pctx
,
169 unsigned num_viewports
,
170 const struct pipe_viewport_state
*viewport
)
172 struct fd_context
*ctx
= fd_context(pctx
);
173 ctx
->viewport
= *viewport
;
174 ctx
->dirty
|= FD_DIRTY_VIEWPORT
;
178 fd_set_vertex_buffers(struct pipe_context
*pctx
,
179 unsigned start_slot
, unsigned count
,
180 const struct pipe_vertex_buffer
*vb
)
182 struct fd_context
*ctx
= fd_context(pctx
);
183 struct fd_vertexbuf_stateobj
*so
= &ctx
->vtx
.vertexbuf
;
186 /* on a2xx, pitch is encoded in the vtx fetch instruction, so
187 * we need to mark VTXSTATE as dirty as well to trigger patching
188 * and re-emitting the vtx shader:
190 for (i
= 0; i
< count
; i
++) {
191 bool new_enabled
= vb
&& (vb
[i
].buffer
|| vb
[i
].user_buffer
);
192 bool old_enabled
= so
->vb
[i
].buffer
|| so
->vb
[i
].user_buffer
;
193 uint32_t new_stride
= vb
? vb
[i
].stride
: 0;
194 uint32_t old_stride
= so
->vb
[i
].stride
;
195 if ((new_enabled
!= old_enabled
) || (new_stride
!= old_stride
)) {
196 ctx
->dirty
|= FD_DIRTY_VTXSTATE
;
201 util_set_vertex_buffers_mask(so
->vb
, &so
->enabled_mask
, vb
, start_slot
, count
);
202 so
->count
= util_last_bit(so
->enabled_mask
);
204 ctx
->dirty
|= FD_DIRTY_VTXBUF
;
208 fd_set_index_buffer(struct pipe_context
*pctx
,
209 const struct pipe_index_buffer
*ib
)
211 struct fd_context
*ctx
= fd_context(pctx
);
214 pipe_resource_reference(&ctx
->indexbuf
.buffer
, ib
->buffer
);
215 ctx
->indexbuf
.index_size
= ib
->index_size
;
216 ctx
->indexbuf
.offset
= ib
->offset
;
217 ctx
->indexbuf
.user_buffer
= ib
->user_buffer
;
219 pipe_resource_reference(&ctx
->indexbuf
.buffer
, NULL
);
222 ctx
->dirty
|= FD_DIRTY_INDEXBUF
;
226 fd_blend_state_bind(struct pipe_context
*pctx
, void *hwcso
)
228 struct fd_context
*ctx
= fd_context(pctx
);
229 struct pipe_blend_state
*cso
= hwcso
;
230 bool old_is_dual
= ctx
->blend
?
231 ctx
->blend
->rt
[0].blend_enable
&& util_blend_state_is_dual(ctx
->blend
, 0) :
233 bool new_is_dual
= cso
?
234 cso
->rt
[0].blend_enable
&& util_blend_state_is_dual(cso
, 0) :
237 ctx
->dirty
|= FD_DIRTY_BLEND
;
238 if (old_is_dual
!= new_is_dual
)
239 ctx
->dirty
|= FD_DIRTY_BLEND_DUAL
;
243 fd_blend_state_delete(struct pipe_context
*pctx
, void *hwcso
)
249 fd_rasterizer_state_bind(struct pipe_context
*pctx
, void *hwcso
)
251 struct fd_context
*ctx
= fd_context(pctx
);
252 struct pipe_scissor_state
*old_scissor
= fd_context_get_scissor(ctx
);
254 ctx
->rasterizer
= hwcso
;
255 ctx
->dirty
|= FD_DIRTY_RASTERIZER
;
257 /* if scissor enable bit changed we need to mark scissor
258 * state as dirty as well:
259 * NOTE: we can do a shallow compare, since we only care
260 * if it changed to/from &ctx->disable_scissor
262 if (old_scissor
!= fd_context_get_scissor(ctx
))
263 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
267 fd_rasterizer_state_delete(struct pipe_context
*pctx
, void *hwcso
)
273 fd_zsa_state_bind(struct pipe_context
*pctx
, void *hwcso
)
275 struct fd_context
*ctx
= fd_context(pctx
);
277 ctx
->dirty
|= FD_DIRTY_ZSA
;
281 fd_zsa_state_delete(struct pipe_context
*pctx
, void *hwcso
)
287 fd_vertex_state_create(struct pipe_context
*pctx
, unsigned num_elements
,
288 const struct pipe_vertex_element
*elements
)
290 struct fd_vertex_stateobj
*so
= CALLOC_STRUCT(fd_vertex_stateobj
);
295 memcpy(so
->pipe
, elements
, sizeof(*elements
) * num_elements
);
296 so
->num_elements
= num_elements
;
302 fd_vertex_state_delete(struct pipe_context
*pctx
, void *hwcso
)
308 fd_vertex_state_bind(struct pipe_context
*pctx
, void *hwcso
)
310 struct fd_context
*ctx
= fd_context(pctx
);
311 ctx
->vtx
.vtx
= hwcso
;
312 ctx
->dirty
|= FD_DIRTY_VTXSTATE
;
315 static struct pipe_stream_output_target
*
316 fd_create_stream_output_target(struct pipe_context
*pctx
,
317 struct pipe_resource
*prsc
, unsigned buffer_offset
,
318 unsigned buffer_size
)
320 struct pipe_stream_output_target
*target
;
322 target
= CALLOC_STRUCT(pipe_stream_output_target
);
326 pipe_reference_init(&target
->reference
, 1);
327 pipe_resource_reference(&target
->buffer
, prsc
);
329 target
->context
= pctx
;
330 target
->buffer_offset
= buffer_offset
;
331 target
->buffer_size
= buffer_size
;
337 fd_stream_output_target_destroy(struct pipe_context
*pctx
,
338 struct pipe_stream_output_target
*target
)
340 pipe_resource_reference(&target
->buffer
, NULL
);
345 fd_set_stream_output_targets(struct pipe_context
*pctx
,
346 unsigned num_targets
, struct pipe_stream_output_target
**targets
,
347 const unsigned *offsets
)
349 struct fd_context
*ctx
= fd_context(pctx
);
350 struct fd_streamout_stateobj
*so
= &ctx
->streamout
;
353 debug_assert(num_targets
<= ARRAY_SIZE(so
->targets
));
355 for (i
= 0; i
< num_targets
; i
++) {
356 boolean changed
= targets
[i
] != so
->targets
[i
];
357 boolean append
= (offsets
[i
] == (unsigned)-1);
359 if (!changed
&& append
)
364 pipe_so_target_reference(&so
->targets
[i
], targets
[i
]);
367 for (; i
< so
->num_targets
; i
++) {
368 pipe_so_target_reference(&so
->targets
[i
], NULL
);
371 so
->num_targets
= num_targets
;
373 ctx
->dirty
|= FD_DIRTY_STREAMOUT
;
377 fd_state_init(struct pipe_context
*pctx
)
379 pctx
->set_blend_color
= fd_set_blend_color
;
380 pctx
->set_stencil_ref
= fd_set_stencil_ref
;
381 pctx
->set_clip_state
= fd_set_clip_state
;
382 pctx
->set_sample_mask
= fd_set_sample_mask
;
383 pctx
->set_constant_buffer
= fd_set_constant_buffer
;
384 pctx
->set_framebuffer_state
= fd_set_framebuffer_state
;
385 pctx
->set_polygon_stipple
= fd_set_polygon_stipple
;
386 pctx
->set_scissor_states
= fd_set_scissor_states
;
387 pctx
->set_viewport_states
= fd_set_viewport_states
;
389 pctx
->set_vertex_buffers
= fd_set_vertex_buffers
;
390 pctx
->set_index_buffer
= fd_set_index_buffer
;
392 pctx
->bind_blend_state
= fd_blend_state_bind
;
393 pctx
->delete_blend_state
= fd_blend_state_delete
;
395 pctx
->bind_rasterizer_state
= fd_rasterizer_state_bind
;
396 pctx
->delete_rasterizer_state
= fd_rasterizer_state_delete
;
398 pctx
->bind_depth_stencil_alpha_state
= fd_zsa_state_bind
;
399 pctx
->delete_depth_stencil_alpha_state
= fd_zsa_state_delete
;
401 pctx
->create_vertex_elements_state
= fd_vertex_state_create
;
402 pctx
->delete_vertex_elements_state
= fd_vertex_state_delete
;
403 pctx
->bind_vertex_elements_state
= fd_vertex_state_bind
;
405 pctx
->create_stream_output_target
= fd_create_stream_output_target
;
406 pctx
->stream_output_target_destroy
= fd_stream_output_target_destroy
;
407 pctx
->set_stream_output_targets
= fd_set_stream_output_targets
;