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"
38 #include "lima_submit.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
, unsigned submit
)
50 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
51 struct lima_resource
*res
= lima_resource(cbs
->res
);
53 if (submit
& LIMA_CTX_BUFF_SUBMIT_GP
)
54 lima_submit_add_bo(ctx
->gp_submit
, res
->bo
, LIMA_SUBMIT_BO_READ
);
55 if (submit
& LIMA_CTX_BUFF_SUBMIT_PP
)
56 lima_submit_add_bo(ctx
->pp_submit
, res
->bo
, LIMA_SUBMIT_BO_READ
);
58 return res
->bo
->va
+ cbs
->offset
;
62 lima_ctx_buff_map(struct lima_context
*ctx
, enum lima_ctx_buff buff
)
64 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
65 struct lima_resource
*res
= lima_resource(cbs
->res
);
67 return lima_bo_map(res
->bo
) + cbs
->offset
;
71 lima_ctx_buff_alloc(struct lima_context
*ctx
, enum lima_ctx_buff buff
,
74 struct lima_ctx_buff_state
*cbs
= ctx
->buffer_state
+ buff
;
77 cbs
->size
= align(size
, 0x40);
79 u_upload_alloc(ctx
->uploader
, 0, cbs
->size
, 0x40, &cbs
->offset
,
86 lima_context_create_drm_ctx(struct lima_screen
*screen
)
88 struct drm_lima_ctx_create req
= {0};
90 int ret
= drmIoctl(screen
->fd
, DRM_IOCTL_LIMA_CTX_CREATE
, &req
);
98 lima_context_free_drm_ctx(struct lima_screen
*screen
, int id
)
100 struct drm_lima_ctx_free req
= {
104 drmIoctl(screen
->fd
, DRM_IOCTL_LIMA_CTX_FREE
, &req
);
108 lima_invalidate_resource(struct pipe_context
*pctx
, struct pipe_resource
*prsc
)
110 struct lima_context
*ctx
= lima_context(pctx
);
112 if (ctx
->framebuffer
.base
.zsbuf
&& (ctx
->framebuffer
.base
.zsbuf
->texture
== prsc
))
113 ctx
->resolve
&= ~(PIPE_CLEAR_DEPTH
| PIPE_CLEAR_STENCIL
);
115 if (ctx
->framebuffer
.base
.nr_cbufs
&&
116 (ctx
->framebuffer
.base
.cbufs
[0]->texture
== prsc
))
117 ctx
->resolve
&= ~PIPE_CLEAR_COLOR0
;
121 lima_context_destroy(struct pipe_context
*pctx
)
123 struct lima_context
*ctx
= lima_context(pctx
);
124 struct lima_screen
*screen
= lima_screen(pctx
->screen
);
127 lima_submit_free(ctx
->pp_submit
);
129 lima_submit_free(ctx
->gp_submit
);
131 for (int i
= 0; i
< lima_ctx_buff_num
; i
++)
132 pipe_resource_reference(&ctx
->buffer_state
[i
].res
, NULL
);
134 lima_state_fini(ctx
);
137 util_blitter_destroy(ctx
->blitter
);
140 u_upload_destroy(ctx
->uploader
);
142 slab_destroy_child(&ctx
->transfer_pool
);
144 for (int i
= 0; i
< LIMA_CTX_PLB_MAX_NUM
; i
++) {
146 lima_bo_unreference(ctx
->plb
[i
]);
147 if (ctx
->gp_tile_heap
[i
])
148 lima_bo_unreference(ctx
->gp_tile_heap
[i
]);
151 if (ctx
->plb_gp_stream
)
152 lima_bo_unreference(ctx
->plb_gp_stream
);
155 lima_bo_unreference(ctx
->gp_output
);
157 if (ctx
->plb_pp_stream
)
158 assert(!_mesa_hash_table_num_entries(ctx
->plb_pp_stream
));
160 lima_context_free_drm_ctx(screen
, ctx
->id
);
166 plb_pp_stream_hash(const void *key
)
168 return _mesa_hash_data(key
, sizeof(struct lima_ctx_plb_pp_stream_key
));
172 plb_pp_stream_compare(const void *key1
, const void *key2
)
174 return memcmp(key1
, key2
, sizeof(struct lima_ctx_plb_pp_stream_key
)) == 0;
178 lima_set_debug_callback(struct pipe_context
*pctx
,
179 const struct pipe_debug_callback
*cb
)
181 struct lima_context
*ctx
= lima_context(pctx
);
186 memset(&ctx
->debug
, 0, sizeof(ctx
->debug
));
189 struct pipe_context
*
190 lima_context_create(struct pipe_screen
*pscreen
, void *priv
, unsigned flags
)
192 struct lima_screen
*screen
= lima_screen(pscreen
);
193 struct lima_context
*ctx
;
195 ctx
= rzalloc(screen
, struct lima_context
);
199 ctx
->id
= lima_context_create_drm_ctx(screen
);
205 ctx
->base
.screen
= pscreen
;
206 ctx
->base
.destroy
= lima_context_destroy
;
207 ctx
->base
.set_debug_callback
= lima_set_debug_callback
;
208 ctx
->base
.invalidate_resource
= lima_invalidate_resource
;
210 lima_resource_context_init(ctx
);
211 lima_fence_context_init(ctx
);
212 lima_state_init(ctx
);
214 lima_program_init(ctx
);
215 lima_query_init(ctx
);
217 slab_create_child(&ctx
->transfer_pool
, &screen
->transfer_pool
);
219 ctx
->blitter
= util_blitter_create(&ctx
->base
);
223 ctx
->uploader
= u_upload_create_default(&ctx
->base
);
226 ctx
->base
.stream_uploader
= ctx
->uploader
;
227 ctx
->base
.const_uploader
= ctx
->uploader
;
229 ctx
->damage_rect
.minx
= ctx
->damage_rect
.miny
= 0xffff;
230 ctx
->damage_rect
.maxx
= ctx
->damage_rect
.maxy
= 0;
232 util_dynarray_init(&ctx
->vs_cmd_array
, ctx
);
233 util_dynarray_init(&ctx
->plbu_cmd_array
, ctx
);
235 ctx
->plb_size
= screen
->plb_max_blk
* LIMA_CTX_PLB_BLK_SIZE
;
236 ctx
->plb_gp_size
= screen
->plb_max_blk
* 4;
238 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
239 ctx
->plb
[i
] = lima_bo_create(screen
, ctx
->plb_size
, 0);
242 ctx
->gp_tile_heap
[i
] = lima_bo_create(screen
, gp_tile_heap_size
, 0);
243 if (!ctx
->gp_tile_heap
[i
])
247 unsigned plb_gp_stream_size
=
248 align(ctx
->plb_gp_size
* lima_ctx_num_plb
, LIMA_PAGE_SIZE
);
250 lima_bo_create(screen
, plb_gp_stream_size
, 0);
251 if (!ctx
->plb_gp_stream
)
253 lima_bo_map(ctx
->plb_gp_stream
);
255 /* plb gp stream is static for any framebuffer */
256 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
257 uint32_t *plb_gp_stream
= ctx
->plb_gp_stream
->map
+ i
* ctx
->plb_gp_size
;
258 for (int j
= 0; j
< screen
->plb_max_blk
; j
++)
259 plb_gp_stream
[j
] = ctx
->plb
[i
]->va
+ LIMA_CTX_PLB_BLK_SIZE
* j
;
262 if (screen
->gpu_type
== DRM_LIMA_PARAM_GPU_ID_MALI400
) {
263 ctx
->plb_pp_stream
= _mesa_hash_table_create(
264 ctx
, plb_pp_stream_hash
, plb_pp_stream_compare
);
265 if (!ctx
->plb_pp_stream
)
269 ctx
->gp_submit
= lima_submit_create(ctx
, LIMA_PIPE_GP
);
273 ctx
->pp_submit
= lima_submit_create(ctx
, LIMA_PIPE_PP
);
280 lima_context_destroy(&ctx
->base
);
285 lima_need_flush(struct lima_context
*ctx
, struct lima_bo
*bo
, bool write
)
287 return lima_submit_has_bo(ctx
->gp_submit
, bo
, write
) ||
288 lima_submit_has_bo(ctx
->pp_submit
, bo
, write
);