1 /*
2 * Copyright © 2020 Valve Corporation
3 *
4 * based on amdgpu winsys.
5 * Copyright © 2016 Red Hat.
6 * Copyright © 2016 Bas Nieuwenhuizen
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
17 * Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
25 * IN THE SOFTWARE.
26 */
27
28 #include "radv_null_cs.h"
29 #include "util/u_memory.h"
30
31 struct radv_null_cs {
32 struct radeon_cmdbuf base;
33 struct radv_null_winsys *ws;
34 };
35
36 static inline struct radv_null_cs *
radv_null_cs(struct radeon_cmdbuf * base)37 radv_null_cs(struct radeon_cmdbuf *base)
38 {
39 return (struct radv_null_cs *)base;
40 }
41
42 static VkResult
radv_null_ctx_create(struct radeon_winsys * _ws,enum radeon_ctx_priority priority,struct radeon_winsys_ctx ** rctx)43 radv_null_ctx_create(struct radeon_winsys *_ws, enum radeon_ctx_priority priority, struct radeon_winsys_ctx **rctx)
44 {
45 struct radv_null_ctx *ctx = CALLOC_STRUCT(radv_null_ctx);
46
47 if (!ctx)
48 return VK_ERROR_OUT_OF_HOST_MEMORY;
49
50 *rctx = (struct radeon_winsys_ctx *)ctx;
51 return VK_SUCCESS;
52 }
53
54 static void
radv_null_ctx_destroy(struct radeon_winsys_ctx * rwctx)55 radv_null_ctx_destroy(struct radeon_winsys_ctx *rwctx)
56 {
57 struct radv_null_ctx *ctx = (struct radv_null_ctx *)rwctx;
58 FREE(ctx);
59 }
60
61 static enum radeon_bo_domain
radv_null_cs_domain(const struct radeon_winsys * _ws)62 radv_null_cs_domain(const struct radeon_winsys *_ws)
63 {
64 return RADEON_DOMAIN_GTT;
65 }
66
67 static struct radeon_cmdbuf *
radv_null_cs_create(struct radeon_winsys * ws,enum amd_ip_type ip_type,UNUSED bool is_secondary)68 radv_null_cs_create(struct radeon_winsys *ws, enum amd_ip_type ip_type, UNUSED bool is_secondary)
69 {
70 struct radv_null_cs *cs = calloc(1, sizeof(struct radv_null_cs));
71 if (!cs)
72 return NULL;
73
74 cs->ws = radv_null_winsys(ws);
75
76 cs->base.buf = malloc(16384);
77 cs->base.max_dw = 4096;
78 if (!cs->base.buf) {
79 FREE(cs);
80 return NULL;
81 }
82
83 return &cs->base;
84 }
85
86 static VkResult
radv_null_cs_finalize(struct radeon_cmdbuf * _cs)87 radv_null_cs_finalize(struct radeon_cmdbuf *_cs)
88 {
89 return VK_SUCCESS;
90 }
91
92 static void
radv_null_cs_destroy(struct radeon_cmdbuf * rcs)93 radv_null_cs_destroy(struct radeon_cmdbuf *rcs)
94 {
95 struct radv_null_cs *cs = radv_null_cs(rcs);
96 FREE(cs->base.buf);
97 FREE(cs);
98 }
99
100 void
radv_null_cs_init_functions(struct radv_null_winsys * ws)101 radv_null_cs_init_functions(struct radv_null_winsys *ws)
102 {
103 ws->base.ctx_create = radv_null_ctx_create;
104 ws->base.ctx_destroy = radv_null_ctx_destroy;
105 ws->base.cs_domain = radv_null_cs_domain;
106 ws->base.cs_create = radv_null_cs_create;
107 ws->base.cs_finalize = radv_null_cs_finalize;
108 ws->base.cs_destroy = radv_null_cs_destroy;
109 }
110