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
)
50 struct lima_submit
*submit
= lima_submit_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_submit_add_bo(submit
, 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_submits
, prsc
);
115 struct lima_submit
*submit
= entry
->data
;
116 if (ctx
->framebuffer
.base
.zsbuf
&& (ctx
->framebuffer
.base
.zsbuf
->texture
== prsc
))
117 submit
->resolve
&= ~(PIPE_CLEAR_DEPTH
| PIPE_CLEAR_STENCIL
);
119 if (ctx
->framebuffer
.base
.nr_cbufs
&&
120 (ctx
->framebuffer
.base
.cbufs
[0]->texture
== prsc
))
121 submit
->resolve
&= ~PIPE_CLEAR_COLOR0
;
125 lima_context_destroy(struct pipe_context
*pctx
)
127 struct lima_context
*ctx
= lima_context(pctx
);
128 struct lima_screen
*screen
= lima_screen(pctx
->screen
);
130 lima_submit_fini(ctx
);
132 for (int i
= 0; i
< lima_ctx_buff_num
; i
++)
133 pipe_resource_reference(&ctx
->buffer_state
[i
].res
, NULL
);
135 lima_state_fini(ctx
);
138 util_blitter_destroy(ctx
->blitter
);
141 u_upload_destroy(ctx
->uploader
);
143 slab_destroy_child(&ctx
->transfer_pool
);
145 for (int i
= 0; i
< LIMA_CTX_PLB_MAX_NUM
; i
++) {
147 lima_bo_unreference(ctx
->plb
[i
]);
148 if (ctx
->gp_tile_heap
[i
])
149 lima_bo_unreference(ctx
->gp_tile_heap
[i
]);
152 if (ctx
->plb_gp_stream
)
153 lima_bo_unreference(ctx
->plb_gp_stream
);
156 lima_bo_unreference(ctx
->gp_output
);
158 if (ctx
->plb_pp_stream
)
159 assert(!_mesa_hash_table_num_entries(ctx
->plb_pp_stream
));
161 lima_context_free_drm_ctx(screen
, ctx
->id
);
167 plb_pp_stream_hash(const void *key
)
169 return _mesa_hash_data(key
, sizeof(struct lima_ctx_plb_pp_stream_key
));
173 plb_pp_stream_compare(const void *key1
, const void *key2
)
175 return memcmp(key1
, key2
, sizeof(struct lima_ctx_plb_pp_stream_key
)) == 0;
179 lima_set_debug_callback(struct pipe_context
*pctx
,
180 const struct pipe_debug_callback
*cb
)
182 struct lima_context
*ctx
= lima_context(pctx
);
187 memset(&ctx
->debug
, 0, sizeof(ctx
->debug
));
190 struct pipe_context
*
191 lima_context_create(struct pipe_screen
*pscreen
, void *priv
, unsigned flags
)
193 struct lima_screen
*screen
= lima_screen(pscreen
);
194 struct lima_context
*ctx
;
196 ctx
= rzalloc(screen
, struct lima_context
);
200 ctx
->id
= lima_context_create_drm_ctx(screen
);
206 ctx
->base
.screen
= pscreen
;
207 ctx
->base
.destroy
= lima_context_destroy
;
208 ctx
->base
.set_debug_callback
= lima_set_debug_callback
;
209 ctx
->base
.invalidate_resource
= lima_invalidate_resource
;
211 lima_resource_context_init(ctx
);
212 lima_fence_context_init(ctx
);
213 lima_state_init(ctx
);
215 lima_program_init(ctx
);
216 lima_query_init(ctx
);
218 slab_create_child(&ctx
->transfer_pool
, &screen
->transfer_pool
);
220 ctx
->blitter
= util_blitter_create(&ctx
->base
);
224 ctx
->uploader
= u_upload_create_default(&ctx
->base
);
227 ctx
->base
.stream_uploader
= ctx
->uploader
;
228 ctx
->base
.const_uploader
= ctx
->uploader
;
230 ctx
->damage_rect
.minx
= ctx
->damage_rect
.miny
= 0xffff;
231 ctx
->damage_rect
.maxx
= ctx
->damage_rect
.maxy
= 0;
233 ctx
->plb_size
= screen
->plb_max_blk
* LIMA_CTX_PLB_BLK_SIZE
;
234 ctx
->plb_gp_size
= screen
->plb_max_blk
* 4;
237 if (screen
->has_growable_heap_buffer
) {
238 /* growable size buffer, initially will allocate 32K (by default)
239 * backup memory in kernel driver, and will allocate more when GP
240 * get out of memory interrupt. Max to 16M set here.
242 ctx
->gp_tile_heap_size
= 0x1000000;
243 heap_flags
= LIMA_BO_FLAG_HEAP
;
245 /* fix size buffer */
246 ctx
->gp_tile_heap_size
= 0x100000;
250 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
251 ctx
->plb
[i
] = lima_bo_create(screen
, ctx
->plb_size
, 0);
254 ctx
->gp_tile_heap
[i
] = lima_bo_create(screen
, ctx
->gp_tile_heap_size
, heap_flags
);
255 if (!ctx
->gp_tile_heap
[i
])
259 unsigned plb_gp_stream_size
=
260 align(ctx
->plb_gp_size
* lima_ctx_num_plb
, LIMA_PAGE_SIZE
);
262 lima_bo_create(screen
, plb_gp_stream_size
, 0);
263 if (!ctx
->plb_gp_stream
)
265 lima_bo_map(ctx
->plb_gp_stream
);
267 /* plb gp stream is static for any framebuffer */
268 for (int i
= 0; i
< lima_ctx_num_plb
; i
++) {
269 uint32_t *plb_gp_stream
= ctx
->plb_gp_stream
->map
+ i
* ctx
->plb_gp_size
;
270 for (int j
= 0; j
< screen
->plb_max_blk
; j
++)
271 plb_gp_stream
[j
] = ctx
->plb
[i
]->va
+ LIMA_CTX_PLB_BLK_SIZE
* j
;
274 if (screen
->gpu_type
== DRM_LIMA_PARAM_GPU_ID_MALI400
) {
275 ctx
->plb_pp_stream
= _mesa_hash_table_create(
276 ctx
, plb_pp_stream_hash
, plb_pp_stream_compare
);
277 if (!ctx
->plb_pp_stream
)
281 if (!lima_submit_init(ctx
))
287 lima_context_destroy(&ctx
->base
);