1 /**************************************************************************
2 *
3 * Copyright 2011 Advanced Micro Devices, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28 #include "si_pipe.h"
29 #include "radeon/radeon_video.h"
30 #include "radeon/radeon_uvd.h"
31 #include "radeon/radeon_vce.h"
32 #include "radeon/radeon_vcn_dec.h"
33 #include "radeon/radeon_vcn_enc.h"
34
35 /**
36 * creates an video buffer with an UVD compatible memory layout
37 */
si_video_buffer_create(struct pipe_context * pipe,const struct pipe_video_buffer * tmpl)38 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
39 const struct pipe_video_buffer *tmpl)
40 {
41 struct si_context *ctx = (struct si_context *)pipe;
42 struct r600_texture *resources[VL_NUM_COMPONENTS] = {};
43 struct radeon_surf *surfaces[VL_NUM_COMPONENTS] = {};
44 struct pb_buffer **pbs[VL_NUM_COMPONENTS] = {};
45 const enum pipe_format *resource_formats;
46 struct pipe_video_buffer vidtemplate;
47 struct pipe_resource templ;
48 unsigned i, array_size;
49
50 assert(pipe);
51
52 /* first create the needed resources as "normal" textures */
53 resource_formats = vl_video_buffer_formats(pipe->screen, tmpl->buffer_format);
54 if (!resource_formats)
55 return NULL;
56
57 array_size = tmpl->interlaced ? 2 : 1;
58 vidtemplate = *tmpl;
59 vidtemplate.width = align(tmpl->width, VL_MACROBLOCK_WIDTH);
60 vidtemplate.height = align(tmpl->height / array_size, VL_MACROBLOCK_HEIGHT);
61
62 assert(resource_formats[0] != PIPE_FORMAT_NONE);
63
64 for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
65 if (resource_formats[i] != PIPE_FORMAT_NONE) {
66 vl_video_buffer_template(&templ, &vidtemplate,
67 resource_formats[i], 1,
68 array_size, PIPE_USAGE_DEFAULT, i);
69 /* Set PIPE_BIND_SHARED to avoid reallocation in r600_texture_get_handle,
70 * which can't handle joined surfaces. */
71 /* TODO: get tiling working */
72 templ.bind = PIPE_BIND_LINEAR | PIPE_BIND_SHARED;
73 resources[i] = (struct r600_texture *)
74 pipe->screen->resource_create(pipe->screen, &templ);
75 if (!resources[i])
76 goto error;
77 }
78 }
79
80 for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
81 if (!resources[i])
82 continue;
83
84 surfaces[i] = & resources[i]->surface;
85 pbs[i] = &resources[i]->resource.buf;
86 }
87
88 si_vid_join_surfaces(&ctx->b, pbs, surfaces);
89
90 for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
91 if (!resources[i])
92 continue;
93
94 /* reset the address */
95 resources[i]->resource.gpu_address = ctx->b.ws->buffer_get_virtual_address(
96 resources[i]->resource.buf);
97 }
98
99 vidtemplate.height *= array_size;
100 return vl_video_buffer_create_ex2(pipe, &vidtemplate, (struct pipe_resource **)resources);
101
102 error:
103 for (i = 0; i < VL_NUM_COMPONENTS; ++i)
104 r600_texture_reference(&resources[i], NULL);
105
106 return NULL;
107 }
108
109 /* set the decoding target buffer offsets */
si_uvd_set_dtb(struct ruvd_msg * msg,struct vl_video_buffer * buf)110 static struct pb_buffer* si_uvd_set_dtb(struct ruvd_msg *msg, struct vl_video_buffer *buf)
111 {
112 struct si_screen *sscreen = (struct si_screen*)buf->base.context->screen;
113 struct r600_texture *luma = (struct r600_texture *)buf->resources[0];
114 struct r600_texture *chroma = (struct r600_texture *)buf->resources[1];
115 enum ruvd_surface_type type = (sscreen->info.chip_class >= GFX9) ?
116 RUVD_SURFACE_TYPE_GFX9 :
117 RUVD_SURFACE_TYPE_LEGACY;
118
119 msg->body.decode.dt_field_mode = buf->base.interlaced;
120
121 si_uvd_set_dt_surfaces(msg, &luma->surface, (chroma) ? &chroma->surface : NULL, type);
122
123 return luma->resource.buf;
124 }
125
126 /* get the radeon resources for VCE */
si_vce_get_buffer(struct pipe_resource * resource,struct pb_buffer ** handle,struct radeon_surf ** surface)127 static void si_vce_get_buffer(struct pipe_resource *resource,
128 struct pb_buffer **handle,
129 struct radeon_surf **surface)
130 {
131 struct r600_texture *res = (struct r600_texture *)resource;
132
133 if (handle)
134 *handle = res->resource.buf;
135
136 if (surface)
137 *surface = &res->surface;
138 }
139
140 /**
141 * creates an UVD compatible decoder
142 */
si_uvd_create_decoder(struct pipe_context * context,const struct pipe_video_codec * templ)143 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
144 const struct pipe_video_codec *templ)
145 {
146 struct si_context *ctx = (struct si_context *)context;
147 bool vcn = (ctx->b.family == CHIP_RAVEN) ? true : false;
148
149 if (templ->entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE)
150 return (vcn) ? radeon_create_encoder(context, templ, ctx->b.ws, si_vce_get_buffer) :
151 si_vce_create_encoder(context, templ, ctx->b.ws, si_vce_get_buffer);
152
153 return (vcn) ? radeon_create_decoder(context, templ) :
154 si_common_uvd_create_decoder(context, templ, si_uvd_set_dtb);
155 }
156