2 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
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
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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Rob Clark <robclark@freedesktop.org>
27 #include "freedreno_context.h"
28 #include "freedreno_blitter.h"
29 #include "freedreno_draw.h"
30 #include "freedreno_fence.h"
31 #include "freedreno_program.h"
32 #include "freedreno_resource.h"
33 #include "freedreno_texture.h"
34 #include "freedreno_state.h"
35 #include "freedreno_gmem.h"
36 #include "freedreno_query.h"
37 #include "freedreno_query_hw.h"
38 #include "freedreno_util.h"
39 #include "util/u_upload_mgr.h"
42 fd_context_flush(struct pipe_context
*pctx
, struct pipe_fence_handle
**fencep
,
45 struct fd_context
*ctx
= fd_context(pctx
);
46 struct pipe_fence_handle
*fence
= NULL
;
47 // TODO we want to lookup batch if it exists, but not create one if not.
48 struct fd_batch
*batch
= fd_context_batch(ctx
);
50 DBG("%p: flush: flags=%x\n", ctx
->batch
, flags
);
52 /* if no rendering since last flush, ie. app just decided it needed
53 * a fence, re-use the last one:
55 if (ctx
->last_fence
) {
56 fd_fence_ref(pctx
->screen
, &fence
, ctx
->last_fence
);
63 /* Take a ref to the batch's fence (batch can be unref'd when flushed: */
64 fd_fence_ref(pctx
->screen
, &fence
, batch
->fence
);
66 /* TODO is it worth trying to figure out if app is using fence-fd's, to
67 * avoid requesting one every batch?
69 batch
->needs_out_fence_fd
= true;
71 if (!ctx
->screen
->reorder
) {
72 fd_batch_flush(batch
, true, false);
73 } else if (flags
& PIPE_FLUSH_DEFERRED
) {
74 fd_bc_flush_deferred(&ctx
->screen
->batch_cache
, ctx
);
76 fd_bc_flush(&ctx
->screen
->batch_cache
, ctx
);
81 fd_fence_ref(pctx
->screen
, fencep
, fence
);
83 fd_fence_ref(pctx
->screen
, &ctx
->last_fence
, fence
);
85 fd_fence_ref(pctx
->screen
, &fence
, NULL
);
89 fd_texture_barrier(struct pipe_context
*pctx
, unsigned flags
)
91 /* On devices that could sample from GMEM we could possibly do better.
92 * Or if we knew that we were doing GMEM bypass we could just emit a
93 * cache flush, perhaps? But we don't know if future draws would cause
94 * us to use GMEM, and a flush in bypass isn't the end of the world.
96 fd_context_flush(pctx
, NULL
, 0);
100 fd_memory_barrier(struct pipe_context
*pctx
, unsigned flags
)
102 if (!(flags
& ~PIPE_BARRIER_UPDATE
))
105 fd_context_flush(pctx
, NULL
, 0);
106 /* TODO do we need to check for persistently mapped buffers and fd_bo_cpu_prep()?? */
110 * emit marker string as payload of a no-op packet, which can be
111 * decoded by cffdump.
114 fd_emit_string_marker(struct pipe_context
*pctx
, const char *string
, int len
)
116 struct fd_context
*ctx
= fd_context(pctx
);
117 struct fd_ringbuffer
*ring
;
118 const uint32_t *buf
= (const void *)string
;
123 ctx
->batch
->needs_flush
= true;
125 ring
= ctx
->batch
->draw
;
127 /* max packet size is 0x3fff dwords: */
128 len
= MIN2(len
, 0x3fff * 4);
130 if (ctx
->screen
->gpu_id
>= 500)
131 OUT_PKT7(ring
, CP_NOP
, align(len
, 4) / 4);
133 OUT_PKT3(ring
, CP_NOP
, align(len
, 4) / 4);
135 OUT_RING(ring
, *buf
);
140 /* copy remainder bytes without reading past end of input string: */
143 memcpy(&w
, buf
, len
);
149 fd_context_destroy(struct pipe_context
*pctx
)
151 struct fd_context
*ctx
= fd_context(pctx
);
156 fd_fence_ref(pctx
->screen
, &ctx
->last_fence
, NULL
);
158 if (ctx
->screen
->reorder
&& util_queue_is_initialized(&ctx
->flush_queue
))
159 util_queue_destroy(&ctx
->flush_queue
);
161 util_copy_framebuffer_state(&ctx
->framebuffer
, NULL
);
162 fd_batch_reference(&ctx
->batch
, NULL
); /* unref current batch */
163 fd_bc_invalidate_context(ctx
);
168 util_blitter_destroy(ctx
->blitter
);
170 if (pctx
->stream_uploader
)
171 u_upload_destroy(pctx
->stream_uploader
);
173 if (ctx
->clear_rs_state
)
174 pctx
->delete_rasterizer_state(pctx
, ctx
->clear_rs_state
);
176 if (ctx
->primconvert
)
177 util_primconvert_destroy(ctx
->primconvert
);
179 slab_destroy_child(&ctx
->transfer_pool
);
181 for (i
= 0; i
< ARRAY_SIZE(ctx
->vsc_pipe
); i
++) {
182 struct fd_vsc_pipe
*pipe
= &ctx
->vsc_pipe
[i
];
188 fd_device_del(ctx
->dev
);
189 fd_pipe_del(ctx
->pipe
);
191 if (fd_mesa_debug
& (FD_DBG_BSTAT
| FD_DBG_MSGS
)) {
192 printf("batch_total=%u, batch_sysmem=%u, batch_gmem=%u, batch_nondraw=%u, batch_restore=%u\n",
193 (uint32_t)ctx
->stats
.batch_total
, (uint32_t)ctx
->stats
.batch_sysmem
,
194 (uint32_t)ctx
->stats
.batch_gmem
, (uint32_t)ctx
->stats
.batch_nondraw
,
195 (uint32_t)ctx
->stats
.batch_restore
);
200 fd_set_debug_callback(struct pipe_context
*pctx
,
201 const struct pipe_debug_callback
*cb
)
203 struct fd_context
*ctx
= fd_context(pctx
);
208 memset(&ctx
->debug
, 0, sizeof(ctx
->debug
));
211 /* TODO we could combine a few of these small buffers (solid_vbuf,
212 * blit_texcoord_vbuf, and vsc_size_mem, into a single buffer and
213 * save a tiny bit of memory
216 static struct pipe_resource
*
217 create_solid_vertexbuf(struct pipe_context
*pctx
)
219 static const float init_shader_const
[] = {
220 -1.000000, +1.000000, +1.000000,
221 +1.000000, -1.000000, +1.000000,
223 struct pipe_resource
*prsc
= pipe_buffer_create(pctx
->screen
,
224 PIPE_BIND_CUSTOM
, PIPE_USAGE_IMMUTABLE
, sizeof(init_shader_const
));
225 pipe_buffer_write(pctx
, prsc
, 0,
226 sizeof(init_shader_const
), init_shader_const
);
230 static struct pipe_resource
*
231 create_blit_texcoord_vertexbuf(struct pipe_context
*pctx
)
233 struct pipe_resource
*prsc
= pipe_buffer_create(pctx
->screen
,
234 PIPE_BIND_CUSTOM
, PIPE_USAGE_DYNAMIC
, 16);
239 fd_context_setup_common_vbos(struct fd_context
*ctx
)
241 struct pipe_context
*pctx
= &ctx
->base
;
243 ctx
->solid_vbuf
= create_solid_vertexbuf(pctx
);
244 ctx
->blit_texcoord_vbuf
= create_blit_texcoord_vertexbuf(pctx
);
246 /* setup solid_vbuf_state: */
247 ctx
->solid_vbuf_state
.vtx
= pctx
->create_vertex_elements_state(
248 pctx
, 1, (struct pipe_vertex_element
[]){{
249 .vertex_buffer_index
= 0,
251 .src_format
= PIPE_FORMAT_R32G32B32_FLOAT
,
253 ctx
->solid_vbuf_state
.vertexbuf
.count
= 1;
254 ctx
->solid_vbuf_state
.vertexbuf
.vb
[0].stride
= 12;
255 ctx
->solid_vbuf_state
.vertexbuf
.vb
[0].buffer
.resource
= ctx
->solid_vbuf
;
257 /* setup blit_vbuf_state: */
258 ctx
->blit_vbuf_state
.vtx
= pctx
->create_vertex_elements_state(
259 pctx
, 2, (struct pipe_vertex_element
[]){{
260 .vertex_buffer_index
= 0,
262 .src_format
= PIPE_FORMAT_R32G32_FLOAT
,
264 .vertex_buffer_index
= 1,
266 .src_format
= PIPE_FORMAT_R32G32B32_FLOAT
,
268 ctx
->blit_vbuf_state
.vertexbuf
.count
= 2;
269 ctx
->blit_vbuf_state
.vertexbuf
.vb
[0].stride
= 8;
270 ctx
->blit_vbuf_state
.vertexbuf
.vb
[0].buffer
.resource
= ctx
->blit_texcoord_vbuf
;
271 ctx
->blit_vbuf_state
.vertexbuf
.vb
[1].stride
= 12;
272 ctx
->blit_vbuf_state
.vertexbuf
.vb
[1].buffer
.resource
= ctx
->solid_vbuf
;
276 fd_context_cleanup_common_vbos(struct fd_context
*ctx
)
278 struct pipe_context
*pctx
= &ctx
->base
;
280 pctx
->delete_vertex_elements_state(pctx
, ctx
->solid_vbuf_state
.vtx
);
281 pctx
->delete_vertex_elements_state(pctx
, ctx
->blit_vbuf_state
.vtx
);
283 pipe_resource_reference(&ctx
->solid_vbuf
, NULL
);
284 pipe_resource_reference(&ctx
->blit_texcoord_vbuf
, NULL
);
287 struct pipe_context
*
288 fd_context_init(struct fd_context
*ctx
, struct pipe_screen
*pscreen
,
289 const uint8_t *primtypes
, void *priv
, unsigned flags
)
291 struct fd_screen
*screen
= fd_screen(pscreen
);
292 struct pipe_context
*pctx
;
296 /* lower numerical value == higher priority: */
297 if (fd_mesa_debug
& FD_DBG_HIPRIO
)
299 else if (flags
& PIPE_CONTEXT_HIGH_PRIORITY
)
301 else if (flags
& PIPE_CONTEXT_LOW_PRIORITY
)
304 ctx
->screen
= screen
;
305 ctx
->pipe
= fd_pipe_new2(screen
->dev
, FD_PIPE_3D
, prio
);
307 ctx
->primtypes
= primtypes
;
308 ctx
->primtype_mask
= 0;
309 for (i
= 0; i
< PIPE_PRIM_MAX
; i
++)
311 ctx
->primtype_mask
|= (1 << i
);
313 /* need some sane default in case state tracker doesn't
316 ctx
->sample_mask
= 0xffff;
319 pctx
->screen
= pscreen
;
321 pctx
->flush
= fd_context_flush
;
322 pctx
->emit_string_marker
= fd_emit_string_marker
;
323 pctx
->set_debug_callback
= fd_set_debug_callback
;
324 pctx
->create_fence_fd
= fd_create_fence_fd
;
325 pctx
->fence_server_sync
= fd_fence_server_sync
;
326 pctx
->texture_barrier
= fd_texture_barrier
;
327 pctx
->memory_barrier
= fd_memory_barrier
;
329 pctx
->stream_uploader
= u_upload_create_default(pctx
);
330 if (!pctx
->stream_uploader
)
332 pctx
->const_uploader
= pctx
->stream_uploader
;
334 if (!ctx
->screen
->reorder
)
335 ctx
->batch
= fd_bc_alloc_batch(&screen
->batch_cache
, ctx
, false);
337 slab_create_child(&ctx
->transfer_pool
, &screen
->transfer_pool
);
340 fd_resource_context_init(pctx
);
341 fd_query_context_init(pctx
);
342 fd_texture_init(pctx
);
345 ctx
->blitter
= util_blitter_create(pctx
);
349 ctx
->primconvert
= util_primconvert_create(pctx
, ctx
->primtype_mask
);
350 if (!ctx
->primconvert
)
353 list_inithead(&ctx
->hw_active_queries
);
354 list_inithead(&ctx
->acc_active_queries
);