2 * Copyright © 2007 Intel Corporation
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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * Eric Anholt <eric@anholt.net>
39 #include "intel_bufmgr.h"
40 #include "intel_bufmgr_priv.h"
42 /** @file intel_bufmgr.c
44 * Convenience functions for buffer management methods.
48 drm_intel_bo_alloc(drm_intel_bufmgr
*bufmgr
, const char *name
,
49 unsigned long size
, unsigned int alignment
)
51 return bufmgr
->bo_alloc(bufmgr
, name
, size
, alignment
);
55 drm_intel_bo_alloc_for_render(drm_intel_bufmgr
*bufmgr
, const char *name
,
56 unsigned long size
, unsigned int alignment
)
58 return bufmgr
->bo_alloc_for_render(bufmgr
, name
, size
, alignment
);
62 drm_intel_bo_reference(drm_intel_bo
*bo
)
64 bo
->bufmgr
->bo_reference(bo
);
68 drm_intel_bo_unreference(drm_intel_bo
*bo
)
73 bo
->bufmgr
->bo_unreference(bo
);
77 drm_intel_bo_map(drm_intel_bo
*buf
, int write_enable
)
79 return buf
->bufmgr
->bo_map(buf
, write_enable
);
83 drm_intel_bo_unmap(drm_intel_bo
*buf
)
85 return buf
->bufmgr
->bo_unmap(buf
);
89 drm_intel_bo_subdata(drm_intel_bo
*bo
, unsigned long offset
,
90 unsigned long size
, const void *data
)
94 if (bo
->bufmgr
->bo_subdata
)
95 return bo
->bufmgr
->bo_subdata(bo
, offset
, size
, data
);
96 if (size
== 0 || data
== NULL
)
99 ret
= drm_intel_bo_map(bo
, 1);
102 memcpy((unsigned char *)bo
->virtual + offset
, data
, size
);
103 drm_intel_bo_unmap(bo
);
108 drm_intel_bo_get_subdata(drm_intel_bo
*bo
, unsigned long offset
,
109 unsigned long size
, void *data
)
112 if (bo
->bufmgr
->bo_subdata
)
113 return bo
->bufmgr
->bo_get_subdata(bo
, offset
, size
, data
);
115 if (size
== 0 || data
== NULL
)
118 ret
= drm_intel_bo_map(bo
, 0);
121 memcpy(data
, (unsigned char *)bo
->virtual + offset
, size
);
122 drm_intel_bo_unmap(bo
);
127 drm_intel_bo_wait_rendering(drm_intel_bo
*bo
)
129 bo
->bufmgr
->bo_wait_rendering(bo
);
133 drm_intel_bufmgr_destroy(drm_intel_bufmgr
*bufmgr
)
135 bufmgr
->destroy(bufmgr
);
139 drm_intel_bo_exec(drm_intel_bo
*bo
, int used
,
140 drm_clip_rect_t
*cliprects
, int num_cliprects
,
143 return bo
->bufmgr
->bo_exec(bo
, used
, cliprects
, num_cliprects
, DR4
);
147 drm_intel_bufmgr_set_debug(drm_intel_bufmgr
*bufmgr
, int enable_debug
)
149 bufmgr
->debug
= enable_debug
;
153 drm_intel_bufmgr_check_aperture_space(drm_intel_bo
**bo_array
, int count
)
155 return bo_array
[0]->bufmgr
->check_aperture_space(bo_array
, count
);
159 drm_intel_bo_flink(drm_intel_bo
*bo
, uint32_t *name
)
161 if (bo
->bufmgr
->bo_flink
)
162 return bo
->bufmgr
->bo_flink(bo
, name
);
168 drm_intel_bo_emit_reloc(drm_intel_bo
*bo
, uint32_t offset
,
169 drm_intel_bo
*target_bo
, uint32_t target_offset
,
170 uint32_t read_domains
, uint32_t write_domain
)
172 return bo
->bufmgr
->bo_emit_reloc(bo
, offset
,
173 target_bo
, target_offset
,
174 read_domains
, write_domain
);
178 drm_intel_bo_pin(drm_intel_bo
*bo
, uint32_t alignment
)
180 if (bo
->bufmgr
->bo_pin
)
181 return bo
->bufmgr
->bo_pin(bo
, alignment
);
187 drm_intel_bo_unpin(drm_intel_bo
*bo
)
189 if (bo
->bufmgr
->bo_unpin
)
190 return bo
->bufmgr
->bo_unpin(bo
);
195 int drm_intel_bo_set_tiling(drm_intel_bo
*bo
, uint32_t *tiling_mode
,
198 if (bo
->bufmgr
->bo_set_tiling
)
199 return bo
->bufmgr
->bo_set_tiling(bo
, tiling_mode
, stride
);
201 *tiling_mode
= I915_TILING_NONE
;
205 int drm_intel_bo_get_tiling(drm_intel_bo
*bo
, uint32_t *tiling_mode
,
206 uint32_t *swizzle_mode
)
208 if (bo
->bufmgr
->bo_get_tiling
)
209 return bo
->bufmgr
->bo_get_tiling(bo
, tiling_mode
, swizzle_mode
);
211 *tiling_mode
= I915_TILING_NONE
;
212 *swizzle_mode
= I915_BIT_6_SWIZZLE_NONE
;
216 int drm_intel_bo_disable_reuse(drm_intel_bo
*bo
)
218 if (bo
->bufmgr
->bo_disable_reuse
)
219 return bo
->bufmgr
->bo_disable_reuse(bo
);
224 drm_intel_get_pipe_from_crtc_id (drm_intel_bufmgr
*bufmgr
, int crtc_id
)
226 if (bufmgr
->get_pipe_from_crtc_id
)
227 return bufmgr
->get_pipe_from_crtc_id(bufmgr
, crtc_id
);