2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
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:
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 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. */
23 #include "radeon_r300.h"
24 #include "radeon_buffer.h"
26 #include "radeon_bo_gem.h"
27 #include "radeon_cs_gem.h"
28 #include "state_tracker/drm_api.h"
30 static struct r300_winsys_buffer
*
31 radeon_r300_winsys_buffer_create(struct r300_winsys_screen
*rws
,
36 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
38 struct pb_manager
*provider
;
39 struct pb_buffer
*buffer
;
41 memset(&desc
, 0, sizeof(desc
));
42 desc
.alignment
= alignment
;
45 if (usage
& PIPE_BUFFER_USAGE_CONSTANT
)
47 else if ((usage
& PIPE_BUFFER_USAGE_VERTEX
) ||
48 (usage
& PIPE_BUFFER_USAGE_INDEX
))
52 buffer
= provider
->create_buffer(provider
, size
, &desc
);
56 return radeon_libdrm_winsys_buffer(buffer
);
59 static void radeon_r300_winsys_buffer_destroy(struct r300_winsys_buffer
*buf
)
61 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
65 static void radeon_r300_winsys_buffer_set_tiling(struct r300_winsys_screen
*rws
,
66 struct r300_winsys_buffer
*buf
,
68 enum r300_buffer_tiling microtiled
,
69 enum r300_buffer_tiling macrotiled
)
71 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
72 radeon_drm_bufmgr_set_tiling(_buf
, microtiled
, macrotiled
, pitch
);
75 static void radeon_r300_winsys_buffer_get_tiling(struct r300_winsys_screen
*rws
,
76 struct r300_winsys_buffer
*buf
,
77 enum r300_buffer_tiling
*microtiled
,
78 enum r300_buffer_tiling
*macrotiled
)
80 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
81 radeon_drm_bufmgr_get_tiling(_buf
, microtiled
, macrotiled
);
84 static void *radeon_r300_winsys_buffer_map(struct r300_winsys_screen
*ws
,
85 struct r300_winsys_buffer
*buf
,
88 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
90 return pb_map(_buf
, usage
);
93 static void radeon_r300_winsys_buffer_unmap(struct r300_winsys_screen
*ws
,
94 struct r300_winsys_buffer
*buf
)
96 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
101 static void radeon_r300_winsys_buffer_reference(struct r300_winsys_screen
*rws
,
102 struct r300_winsys_buffer
**pdst
,
103 struct r300_winsys_buffer
*src
)
105 struct pb_buffer
*_src
= radeon_pb_buffer(src
);
106 struct pb_buffer
*_dst
= radeon_pb_buffer(*pdst
);
108 pb_reference(&_dst
, _src
);
110 *pdst
= radeon_libdrm_winsys_buffer(_dst
);
113 static boolean
radeon_r300_winsys_is_buffer_referenced(struct r300_winsys_screen
*rws
,
114 struct r300_winsys_buffer
*buf
)
116 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
118 return radeon_drm_bufmgr_is_buffer_referenced(_buf
);
121 static struct r300_winsys_buffer
*radeon_r300_winsys_buffer_from_handle(struct r300_winsys_screen
*rws
,
122 struct pipe_screen
*screen
,
123 struct winsys_handle
*whandle
,
126 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
127 struct pb_buffer
*_buf
;
129 _buf
= radeon_drm_bufmgr_create_buffer_from_handle(ws
->kman
, whandle
->handle
);
130 *stride
= whandle
->stride
;
131 return radeon_libdrm_winsys_buffer(_buf
);
134 static boolean
radeon_r300_winsys_buffer_get_handle(struct r300_winsys_screen
*rws
,
135 struct r300_winsys_buffer
*buffer
,
137 struct winsys_handle
*whandle
)
139 struct pb_buffer
*_buf
= radeon_pb_buffer(buffer
);
141 ret
= radeon_drm_bufmgr_get_handle(_buf
, whandle
);
143 whandle
->stride
= stride
;
147 static void radeon_set_flush_cb(struct r300_winsys_screen
*rws
,
148 void (*flush_cb
)(void *),
151 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
152 ws
->flush_cb
= flush_cb
;
153 ws
->flush_data
= data
;
154 radeon_cs_space_set_flush(ws
->cs
, flush_cb
, data
);
157 static boolean
radeon_add_buffer(struct r300_winsys_screen
*rws
,
158 struct r300_winsys_buffer
*buf
,
162 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
164 return radeon_drm_bufmgr_add_buffer(_buf
, rd
, wd
);
167 static boolean
radeon_validate(struct r300_winsys_screen
*rws
)
169 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
170 if (radeon_cs_space_check(ws
->cs
) < 0) {
174 /* Things are fine, we can proceed as normal. */
178 static boolean
radeon_check_cs(struct r300_winsys_screen
*rws
, int size
)
180 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
181 struct radeon_cs
*cs
= ws
->cs
;
183 return radeon_validate(rws
) && cs
->cdw
+ size
<= cs
->ndw
;
186 static void radeon_begin_cs(struct r300_winsys_screen
*rws
,
189 const char* function
,
192 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
193 radeon_cs_begin(ws
->cs
, size
, file
, function
, line
);
196 static void radeon_write_cs_dword(struct r300_winsys_screen
*rws
,
199 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
200 radeon_cs_write_dword(ws
->cs
, dword
);
203 static void radeon_write_cs_reloc(struct r300_winsys_screen
*rws
,
204 struct r300_winsys_buffer
*buf
,
209 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
210 radeon_drm_bufmgr_write_reloc(_buf
, rd
, wd
, flags
);
213 static void radeon_reset_bos(struct r300_winsys_screen
*rws
)
215 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
216 radeon_cs_space_reset_bos(ws
->cs
);
219 static void radeon_end_cs(struct r300_winsys_screen
*rws
,
221 const char* function
,
224 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
225 radeon_cs_end(ws
->cs
, file
, function
, line
);
228 static void radeon_flush_cs(struct r300_winsys_screen
*rws
)
230 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
233 /* Don't flush a zero-sized CS. */
238 radeon_drm_bufmgr_flush_maps(ws
->kman
);
240 retval
= radeon_cs_emit(ws
->cs
);
242 debug_printf("radeon: Bad CS, dumping...\n");
243 radeon_cs_print(ws
->cs
, stderr
);
247 * Someday, when we care about performance, we should really find a way
248 * to rotate between two or three CS objects so that the GPU can be
249 * spinning through one CS while another one is being filled. */
250 radeon_cs_erase(ws
->cs
);
253 static uint32_t radeon_get_value(struct r300_winsys_screen
*rws
,
254 enum r300_value_id id
)
256 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
259 case R300_VID_PCI_ID
:
261 case R300_VID_GB_PIPES
:
263 case R300_VID_Z_PIPES
:
265 case R300_VID_SQUARE_TILING_SUPPORT
:
266 return ws
->squaretiling
;
272 radeon_winsys_destroy(struct r300_winsys_screen
*rws
)
274 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
275 radeon_cs_destroy(ws
->cs
);
277 ws
->cman
->destroy(ws
->cman
);
278 ws
->kman
->destroy(ws
->kman
);
279 ws
->mman
->destroy(ws
->mman
);
281 radeon_bo_manager_gem_dtor(ws
->bom
);
282 radeon_cs_manager_gem_dtor(ws
->csm
);
286 radeon_setup_winsys(int fd
, struct radeon_libdrm_winsys
* ws
)
289 ws
->csm
= radeon_cs_manager_gem_ctor(fd
);
292 ws
->bom
= radeon_bo_manager_gem_ctor(fd
);
295 ws
->kman
= radeon_drm_bufmgr_create(ws
);
299 ws
->cman
= pb_cache_manager_create(ws
->kman
, 100000);
303 ws
->mman
= pb_malloc_bufmgr_create();
307 /* Size limit on IBs is 64 kibibytes. */
308 ws
->cs
= radeon_cs_create(ws
->csm
, 1024 * 64 / 4);
311 radeon_cs_set_limit(ws
->cs
,
312 RADEON_GEM_DOMAIN_GTT
, ws
->gart_size
);
313 radeon_cs_set_limit(ws
->cs
,
314 RADEON_GEM_DOMAIN_VRAM
, ws
->vram_size
);
316 ws
->base
.add_buffer
= radeon_add_buffer
;
317 ws
->base
.validate
= radeon_validate
;
318 ws
->base
.destroy
= radeon_winsys_destroy
;
319 ws
->base
.check_cs
= radeon_check_cs
;
320 ws
->base
.begin_cs
= radeon_begin_cs
;
321 ws
->base
.write_cs_dword
= radeon_write_cs_dword
;
322 ws
->base
.write_cs_reloc
= radeon_write_cs_reloc
;
323 ws
->base
.end_cs
= radeon_end_cs
;
324 ws
->base
.flush_cs
= radeon_flush_cs
;
325 ws
->base
.reset_bos
= radeon_reset_bos
;
326 ws
->base
.set_flush_cb
= radeon_set_flush_cb
;
327 ws
->base
.get_value
= radeon_get_value
;
329 ws
->base
.buffer_create
= radeon_r300_winsys_buffer_create
;
330 ws
->base
.buffer_destroy
= radeon_r300_winsys_buffer_destroy
;
331 ws
->base
.buffer_set_tiling
= radeon_r300_winsys_buffer_set_tiling
;
332 ws
->base
.buffer_get_tiling
= radeon_r300_winsys_buffer_get_tiling
;
333 ws
->base
.buffer_map
= radeon_r300_winsys_buffer_map
;
334 ws
->base
.buffer_unmap
= radeon_r300_winsys_buffer_unmap
;
335 ws
->base
.buffer_reference
= radeon_r300_winsys_buffer_reference
;
336 ws
->base
.buffer_from_handle
= radeon_r300_winsys_buffer_from_handle
;
337 ws
->base
.buffer_get_handle
= radeon_r300_winsys_buffer_get_handle
;
338 ws
->base
.is_buffer_referenced
= radeon_r300_winsys_is_buffer_referenced
;
343 radeon_cs_manager_gem_dtor(ws
->csm
);
346 radeon_bo_manager_gem_dtor(ws
->bom
);
349 ws
->cman
->destroy(ws
->cman
);
351 ws
->kman
->destroy(ws
->kman
);
353 ws
->mman
->destroy(ws
->mman
);
356 radeon_cs_destroy(ws
->cs
);