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 /* 29 * Authors: 30 * Christian Knig <christian.koenig (at) amd.com> 31 * 32 */ 33 34 #include "si_pipe.h" 35 #include "radeon/radeon_video.h" 36 #include "radeon/radeon_uvd.h" 37 #include "radeon/radeon_vce.h" 38 39 /** 40 * creates an video buffer with an UVD compatible memory layout 41 */ 42 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe, 43 const struct pipe_video_buffer *tmpl) 44 { 45 struct si_context *ctx = (struct si_context *)pipe; 46 struct r600_texture *resources[VL_NUM_COMPONENTS] = {}; 47 struct radeon_surf *surfaces[VL_NUM_COMPONENTS] = {}; 48 struct pb_buffer **pbs[VL_NUM_COMPONENTS] = {}; 49 const enum pipe_format *resource_formats; 50 struct pipe_video_buffer template; 51 struct pipe_resource templ; 52 unsigned i, array_size; 53 54 assert(pipe); 55 56 /* first create the needed resources as "normal" textures */ 57 resource_formats = vl_video_buffer_formats(pipe->screen, tmpl->buffer_format); 58 if (!resource_formats) 59 return NULL; 60 61 array_size = tmpl->interlaced ? 2 : 1; 62 template = *tmpl; 63 template.width = align(tmpl->width, VL_MACROBLOCK_WIDTH); 64 template.height = align(tmpl->height / array_size, VL_MACROBLOCK_HEIGHT); 65 66 vl_video_buffer_template(&templ, &template, resource_formats[0], 1, array_size, PIPE_USAGE_DEFAULT, 0); 67 /* TODO: get tiling working */ 68 templ.bind = PIPE_BIND_LINEAR; 69 resources[0] = (struct r600_texture *) 70 pipe->screen->resource_create(pipe->screen, &templ); 71 if (!resources[0]) 72 goto error; 73 74 if (resource_formats[1] != PIPE_FORMAT_NONE) { 75 vl_video_buffer_template(&templ, &template, resource_formats[1], 1, array_size, PIPE_USAGE_DEFAULT, 1); 76 templ.bind = PIPE_BIND_LINEAR; 77 resources[1] = (struct r600_texture *) 78 pipe->screen->resource_create(pipe->screen, &templ); 79 if (!resources[1]) 80 goto error; 81 } 82 83 if (resource_formats[2] != PIPE_FORMAT_NONE) { 84 vl_video_buffer_template(&templ, &template, resource_formats[2], 1, array_size, PIPE_USAGE_DEFAULT, 2); 85 templ.bind = PIPE_BIND_LINEAR; 86 resources[2] = (struct r600_texture *) 87 pipe->screen->resource_create(pipe->screen, &templ); 88 if (!resources[2]) 89 goto error; 90 } 91 92 for (i = 0; i < VL_NUM_COMPONENTS; ++i) { 93 if (!resources[i]) 94 continue; 95 96 surfaces[i] = & resources[i]->surface; 97 pbs[i] = &resources[i]->resource.buf; 98 } 99 100 rvid_join_surfaces(ctx->b.ws, pbs, surfaces); 101 102 for (i = 0; i < VL_NUM_COMPONENTS; ++i) { 103 if (!resources[i]) 104 continue; 105 106 /* reset the address */ 107 resources[i]->resource.gpu_address = ctx->b.ws->buffer_get_virtual_address( 108 resources[i]->resource.buf); 109 } 110 111 template.height *= array_size; 112 return vl_video_buffer_create_ex2(pipe, &template, (struct pipe_resource **)resources); 113 114 error: 115 for (i = 0; i < VL_NUM_COMPONENTS; ++i) 116 r600_texture_reference(&resources[i], NULL); 117 118 return NULL; 119 } 120 121 /* set the decoding target buffer offsets */ 122 static struct pb_buffer* si_uvd_set_dtb(struct ruvd_msg *msg, struct vl_video_buffer *buf) 123 { 124 struct r600_texture *luma = (struct r600_texture *)buf->resources[0]; 125 struct r600_texture *chroma = (struct r600_texture *)buf->resources[1]; 126 127 msg->body.decode.dt_field_mode = buf->base.interlaced; 128 129 ruvd_set_dt_surfaces(msg, &luma->surface, &chroma->surface); 130 131 return luma->resource.buf; 132 } 133 134 /* get the radeon resources for VCE */ 135 static void si_vce_get_buffer(struct pipe_resource *resource, 136 struct pb_buffer **handle, 137 struct radeon_surf **surface) 138 { 139 struct r600_texture *res = (struct r600_texture *)resource; 140 141 if (handle) 142 *handle = res->resource.buf; 143 144 if (surface) 145 *surface = &res->surface; 146 } 147 148 /** 149 * creates an UVD compatible decoder 150 */ 151 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context, 152 const struct pipe_video_codec *templ) 153 { 154 struct si_context *ctx = (struct si_context *)context; 155 156 if (templ->entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE) 157 return rvce_create_encoder(context, templ, ctx->b.ws, si_vce_get_buffer); 158 159 return ruvd_create_decoder(context, templ, si_uvd_set_dtb); 160 } 161