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
)
49 buffer
= provider
->create_buffer(provider
, size
, &desc
);
53 return radeon_libdrm_winsys_buffer(buffer
);
56 static void radeon_r300_winsys_buffer_destroy(struct r300_winsys_buffer
*buf
)
58 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
62 static void radeon_r300_winsys_buffer_set_tiling(struct r300_winsys_screen
*rws
,
63 struct r300_winsys_buffer
*buf
,
68 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
69 radeon_drm_bufmgr_set_tiling(_buf
, microtiled
, macrotiled
, pitch
);
72 static void *radeon_r300_winsys_buffer_map(struct r300_winsys_screen
*ws
,
73 struct r300_winsys_buffer
*buf
,
76 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
78 return pb_map(_buf
, usage
);
81 static void radeon_r300_winsys_buffer_unmap(struct r300_winsys_screen
*ws
,
82 struct r300_winsys_buffer
*buf
)
84 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
89 static void radeon_r300_winsys_buffer_reference(struct r300_winsys_screen
*rws
,
90 struct r300_winsys_buffer
**pdst
,
91 struct r300_winsys_buffer
*src
)
93 struct pb_buffer
*_src
= radeon_pb_buffer(src
);
94 struct pb_buffer
*_dst
= radeon_pb_buffer(*pdst
);
96 pb_reference(&_dst
, _src
);
98 *pdst
= radeon_libdrm_winsys_buffer(_dst
);
101 static boolean
radeon_r300_winsys_is_buffer_referenced(struct r300_winsys_screen
*rws
,
102 struct r300_winsys_buffer
*buf
)
104 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
106 return radeon_drm_bufmgr_is_buffer_referenced(_buf
);
109 static struct r300_winsys_buffer
*radeon_r300_winsys_buffer_from_handle(struct r300_winsys_screen
*rws
,
110 struct pipe_screen
*screen
,
111 struct winsys_handle
*whandle
,
114 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
115 struct pb_buffer
*_buf
;
117 _buf
= radeon_drm_bufmgr_create_buffer_from_handle(ws
->kman
, whandle
->handle
);
118 *stride
= whandle
->stride
;
119 return radeon_libdrm_winsys_buffer(_buf
);
122 static boolean
radeon_r300_winsys_buffer_get_handle(struct r300_winsys_screen
*rws
,
123 struct r300_winsys_buffer
*buffer
,
125 struct winsys_handle
*whandle
)
127 struct pb_buffer
*_buf
= radeon_pb_buffer(buffer
);
129 ret
= radeon_drm_bufmgr_get_handle(_buf
, whandle
);
131 whandle
->stride
= stride
;
135 static void radeon_set_flush_cb(struct r300_winsys_screen
*rws
,
136 void (*flush_cb
)(void *),
139 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
140 ws
->flush_cb
= flush_cb
;
141 ws
->flush_data
= data
;
142 radeon_cs_space_set_flush(ws
->cs
, flush_cb
, data
);
145 static boolean
radeon_add_buffer(struct r300_winsys_screen
*rws
,
146 struct r300_winsys_buffer
*buf
,
150 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
152 return radeon_drm_bufmgr_add_buffer(_buf
, rd
, wd
);
155 static boolean
radeon_validate(struct r300_winsys_screen
*rws
)
157 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
158 if (radeon_cs_space_check(ws
->cs
) < 0) {
162 /* Things are fine, we can proceed as normal. */
166 static boolean
radeon_check_cs(struct r300_winsys_screen
*rws
, int size
)
168 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
169 struct radeon_cs
*cs
= ws
->cs
;
171 return radeon_validate(rws
) && cs
->cdw
+ size
<= cs
->ndw
;
174 static void radeon_begin_cs(struct r300_winsys_screen
*rws
,
177 const char* function
,
180 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
181 radeon_cs_begin(ws
->cs
, size
, file
, function
, line
);
184 static void radeon_write_cs_dword(struct r300_winsys_screen
*rws
,
187 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
188 radeon_cs_write_dword(ws
->cs
, dword
);
191 static void radeon_write_cs_reloc(struct r300_winsys_screen
*rws
,
192 struct r300_winsys_buffer
*buf
,
197 struct pb_buffer
*_buf
= radeon_pb_buffer(buf
);
198 radeon_drm_bufmgr_write_reloc(_buf
, rd
, wd
, flags
);
201 static void radeon_reset_bos(struct r300_winsys_screen
*rws
)
203 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
204 radeon_cs_space_reset_bos(ws
->cs
);
207 static void radeon_end_cs(struct r300_winsys_screen
*rws
,
209 const char* function
,
212 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
213 radeon_cs_end(ws
->cs
, file
, function
, line
);
216 static void radeon_flush_cs(struct r300_winsys_screen
*rws
)
218 struct radeon_libdrm_winsys
*ws
= radeon_winsys_screen(rws
);
221 /* Don't flush a zero-sized CS. */
226 radeon_drm_bufmgr_flush_maps(ws
->kman
);
228 retval
= radeon_cs_emit(ws
->cs
);
230 debug_printf("radeon: Bad CS, dumping...\n");
231 radeon_cs_print(ws
->cs
, stderr
);
235 * Someday, when we care about performance, we should really find a way
236 * to rotate between two or three CS objects so that the GPU can be
237 * spinning through one CS while another one is being filled. */
238 radeon_cs_erase(ws
->cs
);
241 static uint32_t radeon_get_value(struct r300_winsys_screen
*rws
,
242 enum r300_value_id id
)
244 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
247 case R300_VID_PCI_ID
:
249 case R300_VID_GB_PIPES
:
251 case R300_VID_Z_PIPES
:
258 radeon_winsys_destroy(struct r300_winsys_screen
*rws
)
260 struct radeon_libdrm_winsys
*ws
= (struct radeon_libdrm_winsys
*)rws
;
261 radeon_cs_destroy(ws
->cs
);
263 ws
->kman
->destroy(ws
->kman
);
264 ws
->mman
->destroy(ws
->mman
);
266 radeon_bo_manager_gem_dtor(ws
->bom
);
267 radeon_cs_manager_gem_dtor(ws
->csm
);
271 radeon_setup_winsys(int fd
, struct radeon_libdrm_winsys
* ws
)
274 ws
->csm
= radeon_cs_manager_gem_ctor(fd
);
277 ws
->bom
= radeon_bo_manager_gem_ctor(fd
);
280 ws
->kman
= radeon_drm_bufmgr_create(ws
);
284 ws
->mman
= pb_malloc_bufmgr_create();
288 /* Size limit on IBs is 64 kibibytes. */
289 ws
->cs
= radeon_cs_create(ws
->csm
, 1024 * 64 / 4);
292 radeon_cs_set_limit(ws
->cs
,
293 RADEON_GEM_DOMAIN_GTT
, ws
->gart_size
);
294 radeon_cs_set_limit(ws
->cs
,
295 RADEON_GEM_DOMAIN_VRAM
, ws
->vram_size
);
297 ws
->base
.add_buffer
= radeon_add_buffer
;
298 ws
->base
.validate
= radeon_validate
;
299 ws
->base
.destroy
= radeon_winsys_destroy
;
300 ws
->base
.check_cs
= radeon_check_cs
;
301 ws
->base
.begin_cs
= radeon_begin_cs
;
302 ws
->base
.write_cs_dword
= radeon_write_cs_dword
;
303 ws
->base
.write_cs_reloc
= radeon_write_cs_reloc
;
304 ws
->base
.end_cs
= radeon_end_cs
;
305 ws
->base
.flush_cs
= radeon_flush_cs
;
306 ws
->base
.reset_bos
= radeon_reset_bos
;
307 ws
->base
.set_flush_cb
= radeon_set_flush_cb
;
308 ws
->base
.get_value
= radeon_get_value
;
310 ws
->base
.buffer_create
= radeon_r300_winsys_buffer_create
;
311 ws
->base
.buffer_destroy
= radeon_r300_winsys_buffer_destroy
;
312 ws
->base
.buffer_set_tiling
= radeon_r300_winsys_buffer_set_tiling
;
313 ws
->base
.buffer_map
= radeon_r300_winsys_buffer_map
;
314 ws
->base
.buffer_unmap
= radeon_r300_winsys_buffer_unmap
;
315 ws
->base
.buffer_reference
= radeon_r300_winsys_buffer_reference
;
316 ws
->base
.buffer_from_handle
= radeon_r300_winsys_buffer_from_handle
;
317 ws
->base
.buffer_get_handle
= radeon_r300_winsys_buffer_get_handle
;
318 ws
->base
.is_buffer_referenced
= radeon_r300_winsys_is_buffer_referenced
;
323 radeon_cs_manager_gem_dtor(ws
->csm
);
326 radeon_bo_manager_gem_dtor(ws
->bom
);
330 ws
->kman
->destroy(ws
->kman
);
332 ws
->mman
->destroy(ws
->mman
);
335 radeon_cs_destroy(ws
->cs
);