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_map(struct r300_winsys_screen
*ws
,
76 struct r300_winsys_buffer
*buf
,
79 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
81 return pb_map(_buf
, usage
);
84 static void radeon_r300_winsys_buffer_unmap(struct r300_winsys_screen
*ws
,
85 struct r300_winsys_buffer
*buf
)
87 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
92 static void radeon_r300_winsys_buffer_reference(struct r300_winsys_screen
*rws
,
93 struct r300_winsys_buffer
**pdst
,
94 struct r300_winsys_buffer
*src
)
96 struct pb_buffer
*_src
= radeon_pb_buffer(src
);
97 struct pb_buffer
*_dst
= radeon_pb_buffer(*pdst
);
99 pb_reference(&_dst
, _src
);
101 *pdst
= radeon_libdrm_winsys_buffer(_dst
);
104 static boolean
radeon_r300_winsys_is_buffer_referenced(struct r300_winsys_screen
*rws
,
105 struct r300_winsys_buffer
*buf
)
107 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
109 return radeon_drm_bufmgr_is_buffer_referenced(_buf
);
112 static struct r300_winsys_buffer
*radeon_r300_winsys_buffer_from_handle(struct r300_winsys_screen
*rws
,
113 struct pipe_screen
*screen
,
114 struct winsys_handle
*whandle
,
117 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
118 struct pb_buffer
*_buf
;
120 _buf
= radeon_drm_bufmgr_create_buffer_from_handle(ws
->kman
, whandle
->handle
);
121 *stride
= whandle
->stride
;
122 return radeon_libdrm_winsys_buffer(_buf
);
125 static boolean
radeon_r300_winsys_buffer_get_handle(struct r300_winsys_screen
*rws
,
126 struct r300_winsys_buffer
*buffer
,
128 struct winsys_handle
*whandle
)
130 struct pb_buffer
*_buf
= radeon_pb_buffer(buffer
);
132 ret
= radeon_drm_bufmgr_get_handle(_buf
, whandle
);
134 whandle
->stride
= stride
;
138 static void radeon_set_flush_cb(struct r300_winsys_screen
*rws
,
139 void (*flush_cb
)(void *),
142 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
143 ws
->flush_cb
= flush_cb
;
144 ws
->flush_data
= data
;
145 radeon_cs_space_set_flush(ws
->cs
, flush_cb
, data
);
148 static boolean
radeon_add_buffer(struct r300_winsys_screen
*rws
,
149 struct r300_winsys_buffer
*buf
,
153 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
155 return radeon_drm_bufmgr_add_buffer(_buf
, rd
, wd
);
158 static boolean
radeon_validate(struct r300_winsys_screen
*rws
)
160 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
161 if (radeon_cs_space_check(ws
->cs
) < 0) {
165 /* Things are fine, we can proceed as normal. */
169 static boolean
radeon_check_cs(struct r300_winsys_screen
*rws
, int size
)
171 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
172 struct radeon_cs
*cs
= ws
->cs
;
174 return radeon_validate(rws
) && cs
->cdw
+ size
<= cs
->ndw
;
177 static void radeon_begin_cs(struct r300_winsys_screen
*rws
,
180 const char* function
,
183 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
184 radeon_cs_begin(ws
->cs
, size
, file
, function
, line
);
187 static void radeon_write_cs_dword(struct r300_winsys_screen
*rws
,
190 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
191 radeon_cs_write_dword(ws
->cs
, dword
);
194 static void radeon_write_cs_reloc(struct r300_winsys_screen
*rws
,
195 struct r300_winsys_buffer
*buf
,
200 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
201 radeon_drm_bufmgr_write_reloc(_buf
, rd
, wd
, flags
);
204 static void radeon_reset_bos(struct r300_winsys_screen
*rws
)
206 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
207 radeon_cs_space_reset_bos(ws
->cs
);
210 static void radeon_end_cs(struct r300_winsys_screen
*rws
,
212 const char* function
,
215 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
216 radeon_cs_end(ws
->cs
, file
, function
, line
);
219 static void radeon_flush_cs(struct r300_winsys_screen
*rws
)
221 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
224 /* Don't flush a zero-sized CS. */
229 radeon_drm_bufmgr_flush_maps(ws
->kman
);
231 retval
= radeon_cs_emit(ws
->cs
);
233 debug_printf("radeon: Bad CS, dumping...\n");
234 radeon_cs_print(ws
->cs
, stderr
);
238 * Someday, when we care about performance, we should really find a way
239 * to rotate between two or three CS objects so that the GPU can be
240 * spinning through one CS while another one is being filled. */
241 radeon_cs_erase(ws
->cs
);
244 static uint32_t radeon_get_value(struct r300_winsys_screen
*rws
,
245 enum r300_value_id id
)
247 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
250 case R300_VID_PCI_ID
:
252 case R300_VID_GB_PIPES
:
254 case R300_VID_Z_PIPES
:
256 case R300_VID_SQUARE_TILING_SUPPORT
:
257 return ws
->squaretiling
;
263 radeon_winsys_destroy(struct r300_winsys_screen
*rws
)
265 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
266 radeon_cs_destroy(ws
->cs
);
268 ws
->cman
->destroy(ws
->cman
);
269 ws
->kman
->destroy(ws
->kman
);
270 ws
->mman
->destroy(ws
->mman
);
272 radeon_bo_manager_gem_dtor(ws
->bom
);
273 radeon_cs_manager_gem_dtor(ws
->csm
);
277 radeon_setup_winsys(int fd
, struct radeon_libdrm_winsys
* ws
)
280 ws
->csm
= radeon_cs_manager_gem_ctor(fd
);
283 ws
->bom
= radeon_bo_manager_gem_ctor(fd
);
286 ws
->kman
= radeon_drm_bufmgr_create(ws
);
290 ws
->cman
= pb_cache_manager_create(ws
->kman
, 100000);
294 ws
->mman
= pb_malloc_bufmgr_create();
298 /* Size limit on IBs is 64 kibibytes. */
299 ws
->cs
= radeon_cs_create(ws
->csm
, 1024 * 64 / 4);
302 radeon_cs_set_limit(ws
->cs
,
303 RADEON_GEM_DOMAIN_GTT
, ws
->gart_size
);
304 radeon_cs_set_limit(ws
->cs
,
305 RADEON_GEM_DOMAIN_VRAM
, ws
->vram_size
);
307 ws
->base
.add_buffer
= radeon_add_buffer
;
308 ws
->base
.validate
= radeon_validate
;
309 ws
->base
.destroy
= radeon_winsys_destroy
;
310 ws
->base
.check_cs
= radeon_check_cs
;
311 ws
->base
.begin_cs
= radeon_begin_cs
;
312 ws
->base
.write_cs_dword
= radeon_write_cs_dword
;
313 ws
->base
.write_cs_reloc
= radeon_write_cs_reloc
;
314 ws
->base
.end_cs
= radeon_end_cs
;
315 ws
->base
.flush_cs
= radeon_flush_cs
;
316 ws
->base
.reset_bos
= radeon_reset_bos
;
317 ws
->base
.set_flush_cb
= radeon_set_flush_cb
;
318 ws
->base
.get_value
= radeon_get_value
;
320 ws
->base
.buffer_create
= radeon_r300_winsys_buffer_create
;
321 ws
->base
.buffer_destroy
= radeon_r300_winsys_buffer_destroy
;
322 ws
->base
.buffer_set_tiling
= radeon_r300_winsys_buffer_set_tiling
;
323 ws
->base
.buffer_map
= radeon_r300_winsys_buffer_map
;
324 ws
->base
.buffer_unmap
= radeon_r300_winsys_buffer_unmap
;
325 ws
->base
.buffer_reference
= radeon_r300_winsys_buffer_reference
;
326 ws
->base
.buffer_from_handle
= radeon_r300_winsys_buffer_from_handle
;
327 ws
->base
.buffer_get_handle
= radeon_r300_winsys_buffer_get_handle
;
328 ws
->base
.is_buffer_referenced
= radeon_r300_winsys_is_buffer_referenced
;
333 radeon_cs_manager_gem_dtor(ws
->csm
);
336 radeon_bo_manager_gem_dtor(ws
->bom
);
339 ws
->cman
->destroy(ws
->cman
);
341 ws
->kman
->destroy(ws
->kman
);
343 ws
->mman
->destroy(ws
->mman
);
346 radeon_cs_destroy(ws
->cs
);