drivers/gpu/drm/amd/display/dc/core/dc_stream.c

   1 /*
   2  * Copyright 2012-15 Advanced Micro Devices, Inc.
   3  *
   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, sublicense,
   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:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Authors: AMD
  23  *
  24  */
  25
  26 #include "dm_services.h"
  27 #include "dc.h"
  28 #include "core_types.h"
  29 #include "resource.h"
  30 #include "ipp.h"
  31 #include "timing_generator.h"
  32
  33 /*******************************************************************************
  34  * Private functions
  35  ******************************************************************************/
  36 #define TMDS_MAX_PIXEL_CLOCK_IN_KHZ_UPMOST 297000
  37 static void update_stream_signal(struct dc_stream_state *stream)
  38 {
  39         if (stream->output_signal == SIGNAL_TYPE_NONE) {
  40                 struct dc_sink *dc_sink = stream->sink;
  41
  42                 if (dc_sink->sink_signal == SIGNAL_TYPE_NONE)
  43                         stream->signal = stream->sink->link->connector_signal;
  44                 else
  45                         stream->signal = dc_sink->sink_signal;
  46         } else {
  47                 stream->signal = stream->output_signal;
  48         }
  49
  50         if (dc_is_dvi_signal(stream->signal)) {
  51                 if (stream->timing.pix_clk_khz > TMDS_MAX_PIXEL_CLOCK_IN_KHZ_UPMOST &&
  52                         stream->sink->sink_signal != SIGNAL_TYPE_DVI_SINGLE_LINK)
  53                         stream->signal = SIGNAL_TYPE_DVI_DUAL_LINK;
  54                 else
  55                         stream->signal = SIGNAL_TYPE_DVI_SINGLE_LINK;
  56         }
  57 }
  58
  59 static void construct(struct dc_stream_state *stream,
  60         struct dc_sink *dc_sink_data)
  61 {
  62         uint32_t i = 0;
  63
  64         stream->sink = dc_sink_data;
  65         stream->ctx = stream->sink->ctx;
  66
  67         dc_sink_retain(dc_sink_data);
  68
  69         /* Copy audio modes */
  70         /* TODO - Remove this translation */
  71         for (i = 0; i < (dc_sink_data->edid_caps.audio_mode_count); i++)
  72         {
  73                 stream->audio_info.modes[i].channel_count = dc_sink_data->edid_caps.audio_modes[i].channel_count;
  74                 stream->audio_info.modes[i].format_code = dc_sink_data->edid_caps.audio_modes[i].format_code;
  75                 stream->audio_info.modes[i].sample_rates.all = dc_sink_data->edid_caps.audio_modes[i].sample_rate;
  76                 stream->audio_info.modes[i].sample_size = dc_sink_data->edid_caps.audio_modes[i].sample_size;
  77         }
  78         stream->audio_info.mode_count = dc_sink_data->edid_caps.audio_mode_count;
  79         stream->audio_info.audio_latency = dc_sink_data->edid_caps.audio_latency;
  80         stream->audio_info.video_latency = dc_sink_data->edid_caps.video_latency;
  81         memmove(
  82                 stream->audio_info.display_name,
  83                 dc_sink_data->edid_caps.display_name,
  84                 AUDIO_INFO_DISPLAY_NAME_SIZE_IN_CHARS);
  85         stream->audio_info.manufacture_id = dc_sink_data->edid_caps.manufacturer_id;
  86         stream->audio_info.product_id = dc_sink_data->edid_caps.product_id;
  87         stream->audio_info.flags.all = dc_sink_data->edid_caps.speaker_flags;
  88
  89         if (dc_sink_data->dc_container_id != NULL) {
  90                 struct dc_container_id *dc_container_id = dc_sink_data->dc_container_id;
  91
  92                 stream->audio_info.port_id[0] = dc_container_id->portId[0];
  93                 stream->audio_info.port_id[1] = dc_container_id->portId[1];
  94         } else {
  95                 /* TODO - WindowDM has implemented,
  96                 other DMs need Unhardcode port_id */
  97                 stream->audio_info.port_id[0] = 0x5558859e;
  98                 stream->audio_info.port_id[1] = 0xd989449;
  99         }
 100
 101         /* EDID CAP translation for HDMI 2.0 */
 102         stream->timing.flags.LTE_340MCSC_SCRAMBLE = dc_sink_data->edid_caps.lte_340mcsc_scramble;
 103
 104         stream->status.link = stream->sink->link;
 105
 106         update_stream_signal(stream);
 107 }
 108
 109 static void destruct(struct dc_stream_state *stream)
 110 {
 111         dc_sink_release(stream->sink);
 112         if (stream->out_transfer_func != NULL) {
 113                 dc_transfer_func_release(
 114                                 stream->out_transfer_func);
 115                 stream->out_transfer_func = NULL;
 116         }
 117 }
 118
 119 void dc_stream_retain(struct dc_stream_state *stream)
 120 {
 121         kref_get(&stream->refcount);
 122 }
 123
 124 static void dc_stream_free(struct kref *kref)
 125 {
 126         struct dc_stream_state *stream = container_of(kref, struct dc_stream_state, refcount);
 127
 128         destruct(stream);
 129         kfree(stream);
 130 }
 131
 132 void dc_stream_release(struct dc_stream_state *stream)
 133 {
 134         if (stream != NULL) {
 135                 kref_put(&stream->refcount, dc_stream_free);
 136         }
 137 }
 138
 139 struct dc_stream_state *dc_create_stream_for_sink(
 140                 struct dc_sink *sink)
 141 {
 142         struct dc_stream_state *stream;
 143
 144         if (sink == NULL)
 145                 return NULL;
 146
 147         stream = kzalloc(sizeof(struct dc_stream_state), GFP_KERNEL);
 148         if (stream == NULL)
 149                 return NULL;
 150
 151         construct(stream, sink);
 152
 153         kref_init(&stream->refcount);
 154
 155         return stream;
 156 }
 157
 158 struct dc_stream_status *dc_stream_get_status(
 159         struct dc_stream_state *stream)
 160 {
 161         uint8_t i;
 162         struct dc  *dc = stream->ctx->dc;
 163
 164         for (i = 0; i < dc->current_state->stream_count; i++) {
 165                 if (stream == dc->current_state->streams[i])
 166                         return &dc->current_state->stream_status[i];
 167         }
 168
 169         return NULL;
 170 }
 171
 172 /**
 173  * Update the cursor attributes and set cursor surface address
 174  */
 175 bool dc_stream_set_cursor_attributes(
 176         struct dc_stream_state *stream,
 177         const struct dc_cursor_attributes *attributes)
 178 {
 179         int i;
 180         struct dc  *core_dc;
 181         struct resource_context *res_ctx;
 182
 183         if (NULL == stream) {
 184                 dm_error("DC: dc_stream is NULL!\n");
 185                 return false;
 186         }
 187         if (NULL == attributes) {
 188                 dm_error("DC: attributes is NULL!\n");
 189                 return false;
 190         }
 191
 192         if (attributes->address.quad_part == 0) {
 193                 dm_output_to_console("DC: Cursor address is 0!\n");
 194                 return false;
 195         }
 196
 197         core_dc = stream->ctx->dc;
 198         res_ctx = &core_dc->current_state->res_ctx;
 199
 200         for (i = 0; i < MAX_PIPES; i++) {
 201                 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
 202
 203                 if (pipe_ctx->stream != stream || (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
 204                         continue;
 205                 if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
 206                         continue;
 207
 208
 209                 if (pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes != NULL)
 210                         pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes(
 211                                                 pipe_ctx->plane_res.ipp, attributes);
 212
 213                 if (pipe_ctx->plane_res.hubp != NULL &&
 214                                 pipe_ctx->plane_res.hubp->funcs->set_cursor_attributes != NULL)
 215                         pipe_ctx->plane_res.hubp->funcs->set_cursor_attributes(
 216                                         pipe_ctx->plane_res.hubp, attributes);
 217
 218                 if (pipe_ctx->plane_res.mi != NULL &&
 219                                 pipe_ctx->plane_res.mi->funcs->set_cursor_attributes != NULL)
 220                         pipe_ctx->plane_res.mi->funcs->set_cursor_attributes(
 221                                         pipe_ctx->plane_res.mi, attributes);
 222
 223
 224                 if (pipe_ctx->plane_res.xfm != NULL &&
 225                                 pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes != NULL)
 226                         pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes(
 227                                 pipe_ctx->plane_res.xfm, attributes);
 228
 229                 if (pipe_ctx->plane_res.dpp != NULL &&
 230                                 pipe_ctx->plane_res.dpp->funcs->set_cursor_attributes != NULL)
 231                         pipe_ctx->plane_res.dpp->funcs->set_cursor_attributes(
 232                                 pipe_ctx->plane_res.dpp, attributes);
 233         }
 234
 235         stream->cursor_attributes = *attributes;
 236
 237         return true;
 238 }
 239
 240 bool dc_stream_set_cursor_position(
 241         struct dc_stream_state *stream,
 242         const struct dc_cursor_position *position)
 243 {
 244         int i;
 245         struct dc  *core_dc;
 246         struct resource_context *res_ctx;
 247
 248         if (NULL == stream) {
 249                 dm_error("DC: dc_stream is NULL!\n");
 250                 return false;
 251         }
 252
 253         if (NULL == position) {
 254                 dm_error("DC: cursor position is NULL!\n");
 255                 return false;
 256         }
 257
 258         core_dc = stream->ctx->dc;
 259         res_ctx = &core_dc->current_state->res_ctx;
 260
 261         for (i = 0; i < MAX_PIPES; i++) {
 262                 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
 263                 struct input_pixel_processor *ipp = pipe_ctx->plane_res.ipp;
 264                 struct mem_input *mi = pipe_ctx->plane_res.mi;
 265                 struct hubp *hubp = pipe_ctx->plane_res.hubp;
 266                 struct dpp *dpp = pipe_ctx->plane_res.dpp;
 267                 struct dc_cursor_position pos_cpy = *position;
 268                 struct dc_cursor_mi_param param = {
 269                         .pixel_clk_khz = stream->timing.pix_clk_khz,
 270                         .ref_clk_khz = core_dc->res_pool->ref_clock_inKhz,
 271                         .viewport_x_start = pipe_ctx->plane_res.scl_data.viewport.x,
 272                         .viewport_width = pipe_ctx->plane_res.scl_data.viewport.width,
 273                         .h_scale_ratio = pipe_ctx->plane_res.scl_data.ratios.horz
 274                 };
 275
 276                 if (pipe_ctx->stream != stream ||
 277                                 (!pipe_ctx->plane_res.mi  && !pipe_ctx->plane_res.hubp) ||
 278                                 !pipe_ctx->plane_state ||
 279                                 (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
 280                         continue;
 281
 282                 if (pipe_ctx->plane_state->address.type
 283                                 == PLN_ADDR_TYPE_VIDEO_PROGRESSIVE)
 284                         pos_cpy.enable = false;
 285
 286                 if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
 287                         pos_cpy.enable = false;
 288
 289
 290                 if (ipp != NULL && ipp->funcs->ipp_cursor_set_position != NULL)
 291                         ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, &param);
 292
 293                 if (mi != NULL && mi->funcs->set_cursor_position != NULL)
 294                         mi->funcs->set_cursor_position(mi, &pos_cpy, &param);
 295
 296                 if (!hubp)
 297                         continue;
 298
 299                 if (hubp->funcs->set_cursor_position != NULL)
 300                         hubp->funcs->set_cursor_position(hubp, &pos_cpy, &param);
 301
 302                 if (dpp != NULL && dpp->funcs->set_cursor_position != NULL)
 303                         dpp->funcs->set_cursor_position(dpp, &pos_cpy, &param, hubp->curs_attr.width);
 304
 305         }
 306
 307         return true;
 308 }
 309
 310 uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream)
 311 {
 312         uint8_t i;
 313         struct dc  *core_dc = stream->ctx->dc;
 314         struct resource_context *res_ctx =
 315                 &core_dc->current_state->res_ctx;
 316
 317         for (i = 0; i < MAX_PIPES; i++) {
 318                 struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
 319
 320                 if (res_ctx->pipe_ctx[i].stream != stream)
 321                         continue;
 322
 323                 return tg->funcs->get_frame_count(tg);
 324         }
 325
 326         return 0;
 327 }
 328
 329 bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream,
 330                                   uint32_t *v_blank_start,
 331                                   uint32_t *v_blank_end,
 332                                   uint32_t *h_position,
 333                                   uint32_t *v_position)
 334 {
 335         uint8_t i;
 336         bool ret = false;
 337         struct dc  *core_dc = stream->ctx->dc;
 338         struct resource_context *res_ctx =
 339                 &core_dc->current_state->res_ctx;
 340
 341         for (i = 0; i < MAX_PIPES; i++) {
 342                 struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
 343
 344                 if (res_ctx->pipe_ctx[i].stream != stream)
 345                         continue;
 346
 347                 tg->funcs->get_scanoutpos(tg,
 348                                           v_blank_start,
 349                                           v_blank_end,
 350                                           h_position,
 351                                           v_position);
 352
 353                 ret = true;
 354                 break;
 355         }
 356
 357         return ret;
 358 }
 359
 360
 361 void dc_stream_log(
 362         const struct dc_stream_state *stream,
 363         struct dal_logger *dm_logger,
 364         enum dc_log_type log_type)
 365 {
 366
 367         dm_logger_write(dm_logger,
 368                         log_type,
 369                         "core_stream 0x%x: src: %d, %d, %d, %d; dst: %d, %d, %d, %d, colorSpace:%d\n",
 370                         stream,
 371                         stream->src.x,
 372                         stream->src.y,
 373                         stream->src.width,
 374                         stream->src.height,
 375                         stream->dst.x,
 376                         stream->dst.y,
 377                         stream->dst.width,
 378                         stream->dst.height,
 379                         stream->output_color_space);
 380         dm_logger_write(dm_logger,
 381                         log_type,
 382                         "\tpix_clk_khz: %d, h_total: %d, v_total: %d, pixelencoder:%d, displaycolorDepth:%d\n",
 383                         stream->timing.pix_clk_khz,
 384                         stream->timing.h_total,
 385                         stream->timing.v_total,
 386                         stream->timing.pixel_encoding,
 387                         stream->timing.display_color_depth);
 388         dm_logger_write(dm_logger,
 389                         log_type,
 390                         "\tsink name: %s, serial: %d\n",
 391                         stream->sink->edid_caps.display_name,
 392                         stream->sink->edid_caps.serial_number);
 393         dm_logger_write(dm_logger,
 394                         log_type,
 395                         "\tlink: %d\n",
 396                         stream->sink->link->link_index);
 397 }