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_string.h"
31 #include "util/u_memory.h"
32 #include "util/u_helpers.h"
34 #include "freedreno_state.h"
35 #include "freedreno_context.h"
36 #include "freedreno_resource.h"
37 #include "freedreno_texture.h"
38 #include "freedreno_gmem.h"
39 #include "freedreno_util.h"
41 /* All the generic state handling.. In case of CSO's that are specific
42 * to the GPU version, when the bind and the delete are common they can
47 fd_set_blend_color(struct pipe_context
*pctx
,
48 const struct pipe_blend_color
*blend_color
)
50 struct fd_context
*ctx
= fd_context(pctx
);
51 ctx
->blend_color
= *blend_color
;
52 ctx
->dirty
|= FD_DIRTY_BLEND_COLOR
;
56 fd_set_stencil_ref(struct pipe_context
*pctx
,
57 const struct pipe_stencil_ref
*stencil_ref
)
59 struct fd_context
*ctx
= fd_context(pctx
);
60 ctx
->stencil_ref
=* stencil_ref
;
61 ctx
->dirty
|= FD_DIRTY_STENCIL_REF
;
65 fd_set_clip_state(struct pipe_context
*pctx
,
66 const struct pipe_clip_state
*clip
)
72 fd_set_sample_mask(struct pipe_context
*pctx
, unsigned sample_mask
)
74 struct fd_context
*ctx
= fd_context(pctx
);
75 ctx
->sample_mask
= (uint16_t)sample_mask
;
76 ctx
->dirty
|= FD_DIRTY_SAMPLE_MASK
;
79 /* notes from calim on #dri-devel:
80 * index==0 will be non-UBO (ie. glUniformXYZ()) all packed together padded
82 * I should be able to consider that I own the user_ptr until the next
83 * set_constant_buffer() call, at which point I don't really care about the
85 * index>0 will be UBO's.. well, I'll worry about that later
88 fd_set_constant_buffer(struct pipe_context
*pctx
, uint shader
, uint index
,
89 struct pipe_constant_buffer
*cb
)
91 struct fd_context
*ctx
= fd_context(pctx
);
92 struct fd_constbuf_stateobj
*so
= &ctx
->constbuf
[shader
];
94 /* Note that the state tracker can unbind constant buffers by
98 so
->enabled_mask
&= ~(1 << index
);
99 so
->dirty_mask
&= ~(1 << index
);
100 pipe_resource_reference(&so
->cb
[index
].buffer
, NULL
);
104 pipe_resource_reference(&so
->cb
[index
].buffer
, cb
->buffer
);
105 so
->cb
[index
].buffer_offset
= cb
->buffer_offset
;
106 so
->cb
[index
].buffer_size
= cb
->buffer_size
;
107 so
->cb
[index
].user_buffer
= cb
->user_buffer
;
109 so
->enabled_mask
|= 1 << index
;
110 so
->dirty_mask
|= 1 << index
;
111 ctx
->dirty
|= FD_DIRTY_CONSTBUF
;
115 fd_set_framebuffer_state(struct pipe_context
*pctx
,
116 const struct pipe_framebuffer_state
*framebuffer
)
118 struct fd_context
*ctx
= fd_context(pctx
);
119 struct pipe_framebuffer_state
*cso
= &ctx
->framebuffer
;
121 DBG("%d: cbufs[0]=%p, zsbuf=%p", ctx
->needs_flush
,
122 framebuffer
->cbufs
[0], framebuffer
->zsbuf
);
124 fd_context_render(pctx
);
126 util_copy_framebuffer_state(cso
, framebuffer
);
128 if ((cso
->width
!= framebuffer
->width
) ||
129 (cso
->height
!= framebuffer
->height
))
130 ctx
->needs_rb_fbd
= true;
132 ctx
->dirty
|= FD_DIRTY_FRAMEBUFFER
;
134 ctx
->disabled_scissor
.minx
= 0;
135 ctx
->disabled_scissor
.miny
= 0;
136 ctx
->disabled_scissor
.maxx
= cso
->width
;
137 ctx
->disabled_scissor
.maxy
= cso
->height
;
139 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
143 fd_set_polygon_stipple(struct pipe_context
*pctx
,
144 const struct pipe_poly_stipple
*stipple
)
146 struct fd_context
*ctx
= fd_context(pctx
);
147 ctx
->stipple
= *stipple
;
148 ctx
->dirty
|= FD_DIRTY_STIPPLE
;
152 fd_set_scissor_states(struct pipe_context
*pctx
,
154 unsigned num_scissors
,
155 const struct pipe_scissor_state
*scissor
)
157 struct fd_context
*ctx
= fd_context(pctx
);
159 ctx
->scissor
= *scissor
;
160 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
164 fd_set_viewport_states(struct pipe_context
*pctx
,
166 unsigned num_viewports
,
167 const struct pipe_viewport_state
*viewport
)
169 struct fd_context
*ctx
= fd_context(pctx
);
170 ctx
->viewport
= *viewport
;
171 ctx
->dirty
|= FD_DIRTY_VIEWPORT
;
175 fd_set_vertex_buffers(struct pipe_context
*pctx
,
176 unsigned start_slot
, unsigned count
,
177 const struct pipe_vertex_buffer
*vb
)
179 struct fd_context
*ctx
= fd_context(pctx
);
180 struct fd_vertexbuf_stateobj
*so
= &ctx
->vtx
.vertexbuf
;
183 /* on a2xx, pitch is encoded in the vtx fetch instruction, so
184 * we need to mark VTXSTATE as dirty as well to trigger patching
185 * and re-emitting the vtx shader:
187 for (i
= 0; i
< count
; i
++) {
188 bool new_enabled
= vb
&& (vb
[i
].buffer
|| vb
[i
].user_buffer
);
189 bool old_enabled
= so
->vb
[i
].buffer
|| so
->vb
[i
].user_buffer
;
190 uint32_t new_stride
= vb
? vb
[i
].stride
: 0;
191 uint32_t old_stride
= so
->vb
[i
].stride
;
192 if ((new_enabled
!= old_enabled
) || (new_stride
!= old_stride
)) {
193 ctx
->dirty
|= FD_DIRTY_VTXSTATE
;
198 util_set_vertex_buffers_mask(so
->vb
, &so
->enabled_mask
, vb
, start_slot
, count
);
199 so
->count
= util_last_bit(so
->enabled_mask
);
201 ctx
->dirty
|= FD_DIRTY_VTXBUF
;
205 fd_set_index_buffer(struct pipe_context
*pctx
,
206 const struct pipe_index_buffer
*ib
)
208 struct fd_context
*ctx
= fd_context(pctx
);
211 pipe_resource_reference(&ctx
->indexbuf
.buffer
, ib
->buffer
);
212 ctx
->indexbuf
.index_size
= ib
->index_size
;
213 ctx
->indexbuf
.offset
= ib
->offset
;
214 ctx
->indexbuf
.user_buffer
= ib
->user_buffer
;
216 pipe_resource_reference(&ctx
->indexbuf
.buffer
, NULL
);
219 ctx
->dirty
|= FD_DIRTY_INDEXBUF
;
223 fd_blend_state_bind(struct pipe_context
*pctx
, void *hwcso
)
225 struct fd_context
*ctx
= fd_context(pctx
);
227 ctx
->dirty
|= FD_DIRTY_BLEND
;
231 fd_blend_state_delete(struct pipe_context
*pctx
, void *hwcso
)
237 fd_rasterizer_state_bind(struct pipe_context
*pctx
, void *hwcso
)
239 struct fd_context
*ctx
= fd_context(pctx
);
240 struct pipe_scissor_state
*old_scissor
= fd_context_get_scissor(ctx
);
242 ctx
->rasterizer
= hwcso
;
243 ctx
->dirty
|= FD_DIRTY_RASTERIZER
;
245 /* if scissor enable bit changed we need to mark scissor
246 * state as dirty as well:
247 * NOTE: we can do a shallow compare, since we only care
248 * if it changed to/from &ctx->disable_scissor
250 if (old_scissor
!= fd_context_get_scissor(ctx
))
251 ctx
->dirty
|= FD_DIRTY_SCISSOR
;
255 fd_rasterizer_state_delete(struct pipe_context
*pctx
, void *hwcso
)
261 fd_zsa_state_bind(struct pipe_context
*pctx
, void *hwcso
)
263 struct fd_context
*ctx
= fd_context(pctx
);
265 ctx
->dirty
|= FD_DIRTY_ZSA
;
269 fd_zsa_state_delete(struct pipe_context
*pctx
, void *hwcso
)
275 fd_vertex_state_create(struct pipe_context
*pctx
, unsigned num_elements
,
276 const struct pipe_vertex_element
*elements
)
278 struct fd_vertex_stateobj
*so
= CALLOC_STRUCT(fd_vertex_stateobj
);
283 memcpy(so
->pipe
, elements
, sizeof(*elements
) * num_elements
);
284 so
->num_elements
= num_elements
;
290 fd_vertex_state_delete(struct pipe_context
*pctx
, void *hwcso
)
296 fd_vertex_state_bind(struct pipe_context
*pctx
, void *hwcso
)
298 struct fd_context
*ctx
= fd_context(pctx
);
299 ctx
->vtx
.vtx
= hwcso
;
300 ctx
->dirty
|= FD_DIRTY_VTXSTATE
;
304 fd_state_init(struct pipe_context
*pctx
)
306 pctx
->set_blend_color
= fd_set_blend_color
;
307 pctx
->set_stencil_ref
= fd_set_stencil_ref
;
308 pctx
->set_clip_state
= fd_set_clip_state
;
309 pctx
->set_sample_mask
= fd_set_sample_mask
;
310 pctx
->set_constant_buffer
= fd_set_constant_buffer
;
311 pctx
->set_framebuffer_state
= fd_set_framebuffer_state
;
312 pctx
->set_polygon_stipple
= fd_set_polygon_stipple
;
313 pctx
->set_scissor_states
= fd_set_scissor_states
;
314 pctx
->set_viewport_states
= fd_set_viewport_states
;
316 pctx
->set_vertex_buffers
= fd_set_vertex_buffers
;
317 pctx
->set_index_buffer
= fd_set_index_buffer
;
319 pctx
->bind_blend_state
= fd_blend_state_bind
;
320 pctx
->delete_blend_state
= fd_blend_state_delete
;
322 pctx
->bind_rasterizer_state
= fd_rasterizer_state_bind
;
323 pctx
->delete_rasterizer_state
= fd_rasterizer_state_delete
;
325 pctx
->bind_depth_stencil_alpha_state
= fd_zsa_state_bind
;
326 pctx
->delete_depth_stencil_alpha_state
= fd_zsa_state_delete
;
328 pctx
->create_vertex_elements_state
= fd_vertex_state_create
;
329 pctx
->delete_vertex_elements_state
= fd_vertex_state_delete
;
330 pctx
->bind_vertex_elements_state
= fd_vertex_state_bind
;