• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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