2 * Copyright (c) 2017-2019 Lima Project
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, sub license,
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
12 * next paragraph) shall be included in all copies or substantial portions
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 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
21 * DEALINGS IN THE SOFTWARE.
25 #include "util/u_memory.h"
26 #include "util/u_blitter.h"
27 #include "util/u_upload_mgr.h"
28 #include "util/u_math.h"
29 #include "util/u_debug.h"
30 #include "util/ralloc.h"
31 #include "util/u_inlines.h"
32 #include "util/hash_table.h"
34 #include "lima_screen.h"
35 #include "lima_context.h"
36 #include "lima_resource.h"
39 #include "lima_util.h"
40 #include "lima_fence.h"
42 #include <drm-uapi/lima_drm.h>
45 int lima_ctx_num_plb
= LIMA_CTX_PLB_DEF_NUM
;
48 lima_ctx_buff_va(struct lima_context
*ctx
, enum lima_ctx_buff buff
)
50 struct lima_job
*job
= lima_job_get(ctx
);
51 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
52 struct lima_resource
*res
= lima_resource(cbs
->res
);
53 int pipe
= buff
< lima_ctx_buff_num_gp
? LIMA_PIPE_GP
: LIMA_PIPE_PP
;
55 lima_job_add_bo(job
, pipe
, res
->bo
, LIMA_SUBMIT_BO_READ
);
57 return res
->bo
->va
+ cbs
->offset
;
61 lima_ctx_buff_map(struct lima_context
*ctx
, enum lima_ctx_buff buff
)
63 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
64 struct lima_resource
*res
= lima_resource(cbs
->res
);
66 return lima_bo_map(res
->bo
) + cbs
->offset
;
70 lima_ctx_buff_alloc(struct lima_context
*ctx
, enum lima_ctx_buff buff
,
73 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
76 cbs
->size
= align(size
, 0x40);
78 u_upload_alloc(ctx
->uploader
, 0, cbs
->size
, 0x40, &cbs
->offset
,
85 lima_context_create_drm_ctx(struct lima_screen
*screen
)
87 struct drm_lima_ctx_create req
= {0};
89 int ret
= drmIoctl(screen
->fd
, DRM_IOCTL_LIMA_CTX_CREATE
, &req
);
97 lima_context_free_drm_ctx(struct lima_screen
*screen
, int id
)
99 struct drm_lima_ctx_free req
= {
103 drmIoctl(screen
->fd
, DRM_IOCTL_LIMA_CTX_FREE
, &req
);
107 lima_invalidate_resource(struct pipe_context
*pctx
, struct pipe_resource
*prsc
)
109 struct lima_context
*ctx
= lima_context(pctx
);
111 struct hash_entry
*entry
= _mesa_hash_table_search(ctx
->write_jobs
, prsc
);
115 struct lima_job
*job
= entry
->data
;
116 if (job
->key
.zsbuf
&& (job
->key
.zsbuf
->texture
== prsc
))
117 job
->resolve
&= ~(PIPE_CLEAR_DEPTH
| PIPE_CLEAR_STENCIL
);
119 if (job
->key
.cbuf
&& (job
->key
.cbuf
->texture
== prsc
))
120 job
->resolve
&= ~PIPE_CLEAR_COLOR0
;
122 _mesa_hash_table_remove_key(ctx
->write_jobs
, prsc
);
126 plb_pp_stream_delete_fn(struct hash_entry
*entry
)
128 struct lima_ctx_plb_pp_stream
*s
= entry
->data
;
130 lima_bo_unreference(s
->bo
);
131 list_del(&s
->lru_list
);
136 lima_context_destroy(struct pipe_context
*pctx
)
138 struct lima_context
*ctx
= lima_context(pctx
);
139 struct lima_screen
*screen
= lima_screen(pctx
->screen
);
143 for (int i
= 0; i
< lima_ctx_buff_num
; i
++)
144 pipe_resource_reference(&ctx
->buffer_state
[i
].res
, NULL
);
146 lima_state_fini(ctx
);
149 util_blitter_destroy(ctx
->blitter
);
152 u_upload_destroy(ctx
->uploader
);
154 slab_destroy_child(&ctx
->transfer_pool
);
156 for (int i
= 0; i
< LIMA_CTX_PLB_MAX_NUM
; i
++) {
158 lima_bo_unreference(ctx
->plb
[i
]);
159 if (ctx
->gp_tile_heap
[i
])
160 lima_bo_unreference(ctx
->gp_tile_heap
[i
]);
163 if (ctx
->plb_gp_stream
)
164 lima_bo_unreference(ctx
->plb_gp_stream
);
167 lima_bo_unreference(ctx
->gp_output
);
169 _mesa_hash_table_destroy(ctx
->plb_pp_stream
,
170 plb_pp_stream_delete_fn
);
172 lima_context_free_drm_ctx(screen
, ctx
->id
);
178 plb_pp_stream_hash(const void *key
)
180 return _mesa_hash_data(key
, sizeof(struct lima_ctx_plb_pp_stream_key
));
184 plb_pp_stream_compare(const void *key1
, const void *key2
)
186 return memcmp(key1
, key2
, sizeof(struct lima_ctx_plb_pp_stream_key
)) == 0;
190 lima_set_debug_callback(struct pipe_context
*pctx
,
191 const struct pipe_debug_callback
*cb
)
193 struct lima_context
*ctx
= lima_context(pctx
);
198 memset(&ctx
->debug
, 0, sizeof(ctx
->debug
));
201 struct pipe_context
*
202 lima_context_create(struct pipe_screen
*pscreen
, void *priv
, unsigned flags
)
204 struct lima_screen
*screen
= lima_screen(pscreen
);
205 struct lima_context
*ctx
;
207 ctx
= rzalloc(screen
, struct lima_context
);
211 ctx
->id
= lima_context_create_drm_ctx(screen
);
217 ctx
->base
.screen
= pscreen
;
218 ctx
->base
.destroy
= lima_context_destroy
;
219 ctx
->base
.set_debug_callback
= lima_set_debug_callback
;
220 ctx
->base
.invalidate_resource
= lima_invalidate_resource
;
222 lima_resource_context_init(ctx
);
223 lima_fence_context_init(ctx
);
224 lima_state_init(ctx
);
226 lima_program_init(ctx
);
227 lima_query_init(ctx
);
229 slab_create_child(&ctx
->transfer_pool
, &screen
->transfer_pool
);
231 ctx
->blitter
= util_blitter_create(&ctx
->base
);
235 ctx
->uploader
= u_upload_create_default(&ctx
->base
);
238 ctx
->base
.stream_uploader
= ctx
->uploader
;
239 ctx
->base
.const_uploader
= ctx
->uploader
;
241 ctx
->plb_size
= screen
->plb_max_blk
* LIMA_CTX_PLB_BLK_SIZE
;
242 ctx
->plb_gp_size
= screen
->plb_max_blk
* 4;
245 if (screen
->has_growable_heap_buffer
) {
246 /* growable size buffer, initially will allocate 32K (by default)
247 * backup memory in kernel driver, and will allocate more when GP
248 * get out of memory interrupt. Max to 16M set here.
250 ctx
->gp_tile_heap_size
= 0x1000000;
251 heap_flags
= LIMA_BO_FLAG_HEAP
;
253 /* fix size buffer */
254 ctx
->gp_tile_heap_size
= 0x100000;
258 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
259 ctx
->plb
[i
] = lima_bo_create(screen
, ctx
->plb_size
, 0);
262 ctx
->gp_tile_heap
[i
] = lima_bo_create(screen
, ctx
->gp_tile_heap_size
, heap_flags
);
263 if (!ctx
->gp_tile_heap
[i
])
267 unsigned plb_gp_stream_size
=
268 align(ctx
->plb_gp_size
* lima_ctx_num_plb
, LIMA_PAGE_SIZE
);
270 lima_bo_create(screen
, plb_gp_stream_size
, 0);
271 if (!ctx
->plb_gp_stream
)
273 lima_bo_map(ctx
->plb_gp_stream
);
275 /* plb gp stream is static for any framebuffer */
276 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
277 uint32_t *plb_gp_stream
= ctx
->plb_gp_stream
->map
+ i
* ctx
->plb_gp_size
;
278 for (int j
= 0; j
< screen
->plb_max_blk
; j
++)
279 plb_gp_stream
[j
] = ctx
->plb
[i
]->va
+ LIMA_CTX_PLB_BLK_SIZE
* j
;
282 list_inithead(&ctx
->plb_pp_stream_lru_list
);
283 ctx
->plb_pp_stream
= _mesa_hash_table_create(
284 ctx
, plb_pp_stream_hash
, plb_pp_stream_compare
);
285 if (!ctx
->plb_pp_stream
)
288 if (!lima_job_init(ctx
))
294 lima_context_destroy(&ctx
->base
);