1 /* 2 * Copyright 2012-14 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 #ifndef DC_STREAM_H_ 27 #define DC_STREAM_H_ 28 29 #include "dc_types.h" 30 #include "grph_object_defs.h" 31 32 /******************************************************************************* 33 * Stream Interfaces 34 ******************************************************************************/ 35 36 struct dc_stream_status { 37 int primary_otg_inst; 38 int stream_enc_inst; 39 int plane_count; 40 struct dc_plane_state *plane_states[MAX_SURFACE_NUM]; 41 42 /* 43 * link this stream passes through 44 */ 45 struct dc_link *link; 46 }; 47 48 // TODO: References to this needs to be removed.. 49 struct freesync_context { 50 bool dummy; 51 }; 52 53 struct dc_stream_state { 54 struct dc_sink *sink; 55 struct dc_crtc_timing timing; 56 struct dc_crtc_timing_adjust adjust; 57 struct dc_info_packet vrr_infopacket; 58 struct dc_info_packet vsc_infopacket; 59 struct dc_info_packet vsp_infopacket; 60 61 struct rect src; /* composition area */ 62 struct rect dst; /* stream addressable area */ 63 64 // TODO: References to this needs to be removed.. 65 struct freesync_context freesync_ctx; 66 67 struct audio_info audio_info; 68 69 struct dc_info_packet hdr_static_metadata; 70 PHYSICAL_ADDRESS_LOC dmdata_address; 71 bool use_dynamic_meta; 72 73 struct dc_transfer_func *out_transfer_func; 74 struct colorspace_transform gamut_remap_matrix; 75 struct dc_csc_transform csc_color_matrix; 76 77 enum dc_color_space output_color_space; 78 enum dc_dither_option dither_option; 79 80 enum view_3d_format view_format; 81 82 bool ignore_msa_timing_param; 83 84 unsigned long long periodic_fn_vsync_delta; 85 86 /* TODO: custom INFO packets */ 87 /* TODO: ABM info (DMCU) */ 88 /* PSR info */ 89 unsigned char psr_version; 90 /* TODO: CEA VIC */ 91 92 /* DMCU info */ 93 unsigned int abm_level; 94 unsigned int bl_pwm_level; 95 96 /* from core_stream struct */ 97 struct dc_context *ctx; 98 99 /* used by DCP and FMT */ 100 struct bit_depth_reduction_params bit_depth_params; 101 struct clamping_and_pixel_encoding_params clamping; 102 103 int phy_pix_clk; 104 enum signal_type signal; 105 bool dpms_off; 106 bool apply_edp_fast_boot_optimization; 107 108 struct dc_cursor_attributes cursor_attributes; 109 struct dc_cursor_position cursor_position; 110 uint32_t sdr_white_level; // for boosting (SDR) cursor in HDR mode 111 112 /* from stream struct */ 113 struct kref refcount; 114 115 struct crtc_trigger_info triggered_crtc_reset; 116 117 /* Computed state bits */ 118 bool mode_changed : 1; 119 120 }; 121 122 struct dc_stream_update { 123 struct rect src; 124 struct rect dst; 125 struct dc_transfer_func *out_transfer_func; 126 struct dc_info_packet *hdr_static_metadata; 127 unsigned int *abm_level; 128 129 unsigned long long *periodic_fn_vsync_delta; 130 struct dc_crtc_timing_adjust *adjust; 131 struct dc_info_packet *vrr_infopacket; 132 struct dc_info_packet *vsc_infopacket; 133 struct dc_info_packet *vsp_infopacket; 134 135 bool *dpms_off; 136 137 struct colorspace_transform *gamut_remap; 138 enum dc_color_space *output_color_space; 139 enum dc_dither_option *dither_option; 140 141 struct dc_csc_transform *output_csc_transform; 142 143 }; 144 145 bool dc_is_stream_unchanged( 146 struct dc_stream_state *old_stream, struct dc_stream_state *stream); 147 bool dc_is_stream_scaling_unchanged( 148 struct dc_stream_state *old_stream, struct dc_stream_state *stream); 149 150 /* 151 * Set up surface attributes and associate to a stream 152 * The surfaces parameter is an absolute set of all surface active for the stream. 153 * If no surfaces are provided, the stream will be blanked; no memory read. 154 * Any flip related attribute changes must be done through this interface. 155 * 156 * After this call: 157 * Surfaces attributes are programmed and configured to be composed into stream. 158 * This does not trigger a flip. No surface address is programmed. 159 */ 160 161 void dc_commit_updates_for_stream(struct dc *dc, 162 struct dc_surface_update *srf_updates, 163 int surface_count, 164 struct dc_stream_state *stream, 165 struct dc_stream_update *stream_update, 166 struct dc_plane_state **plane_states, 167 struct dc_state *state); 168 /* 169 * Log the current stream state. 170 */ 171 void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream); 172 173 uint8_t dc_get_current_stream_count(struct dc *dc); 174 struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i); 175 176 /* 177 * Return the current frame counter. 178 */ 179 uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream); 180 181 /* TODO: Return parsed values rather than direct register read 182 * This has a dependency on the caller (amdgpu_display_get_crtc_scanoutpos) 183 * being refactored properly to be dce-specific 184 */ 185 bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream, 186 uint32_t *v_blank_start, 187 uint32_t *v_blank_end, 188 uint32_t *h_position, 189 uint32_t *v_position); 190 191 enum dc_status dc_add_stream_to_ctx( 192 struct dc *dc, 193 struct dc_state *new_ctx, 194 struct dc_stream_state *stream); 195 196 enum dc_status dc_remove_stream_from_ctx( 197 struct dc *dc, 198 struct dc_state *new_ctx, 199 struct dc_stream_state *stream); 200 201 202 bool dc_add_plane_to_context( 203 const struct dc *dc, 204 struct dc_stream_state *stream, 205 struct dc_plane_state *plane_state, 206 struct dc_state *context); 207 208 bool dc_remove_plane_from_context( 209 const struct dc *dc, 210 struct dc_stream_state *stream, 211 struct dc_plane_state *plane_state, 212 struct dc_state *context); 213 214 bool dc_rem_all_planes_for_stream( 215 const struct dc *dc, 216 struct dc_stream_state *stream, 217 struct dc_state *context); 218 219 bool dc_add_all_planes_for_stream( 220 const struct dc *dc, 221 struct dc_stream_state *stream, 222 struct dc_plane_state * const *plane_states, 223 int plane_count, 224 struct dc_state *context); 225 226 enum dc_status dc_validate_stream(struct dc *dc, struct dc_stream_state *stream); 227 228 /* 229 * Set up streams and links associated to drive sinks 230 * The streams parameter is an absolute set of all active streams. 231 * 232 * After this call: 233 * Phy, Encoder, Timing Generator are programmed and enabled. 234 * New streams are enabled with blank stream; no memory read. 235 */ 236 /* 237 * Enable stereo when commit_streams is not required, 238 * for example, frame alternate. 239 */ 240 bool dc_enable_stereo( 241 struct dc *dc, 242 struct dc_state *context, 243 struct dc_stream_state *streams[], 244 uint8_t stream_count); 245 246 247 enum surface_update_type dc_check_update_surfaces_for_stream( 248 struct dc *dc, 249 struct dc_surface_update *updates, 250 int surface_count, 251 struct dc_stream_update *stream_update, 252 const struct dc_stream_status *stream_status); 253 254 /** 255 * Create a new default stream for the requested sink 256 */ 257 struct dc_stream_state *dc_create_stream_for_sink(struct dc_sink *dc_sink); 258 259 void update_stream_signal(struct dc_stream_state *stream); 260 261 void dc_stream_retain(struct dc_stream_state *dc_stream); 262 void dc_stream_release(struct dc_stream_state *dc_stream); 263 264 struct dc_stream_status *dc_stream_get_status( 265 struct dc_stream_state *dc_stream); 266 267 /******************************************************************************* 268 * Cursor interfaces - To manages the cursor within a stream 269 ******************************************************************************/ 270 /* TODO: Deprecated once we switch to dc_set_cursor_position */ 271 bool dc_stream_set_cursor_attributes( 272 struct dc_stream_state *stream, 273 const struct dc_cursor_attributes *attributes); 274 275 bool dc_stream_set_cursor_position( 276 struct dc_stream_state *stream, 277 const struct dc_cursor_position *position); 278 279 280 bool dc_stream_adjust_vmin_vmax(struct dc *dc, 281 struct dc_stream_state *stream, 282 struct dc_crtc_timing_adjust *adjust); 283 284 bool dc_stream_get_crtc_position(struct dc *dc, 285 struct dc_stream_state **stream, 286 int num_streams, 287 unsigned int *v_pos, 288 unsigned int *nom_v_pos); 289 290 bool dc_stream_configure_crc(struct dc *dc, 291 struct dc_stream_state *stream, 292 bool enable, 293 bool continuous); 294 295 bool dc_stream_get_crc(struct dc *dc, 296 struct dc_stream_state *stream, 297 uint32_t *r_cr, 298 uint32_t *g_y, 299 uint32_t *b_cb); 300 301 void dc_stream_set_static_screen_events(struct dc *dc, 302 struct dc_stream_state **stream, 303 int num_streams, 304 const struct dc_static_screen_events *events); 305 306 void dc_stream_set_dither_option(struct dc_stream_state *stream, 307 enum dc_dither_option option); 308 309 bool dc_stream_set_gamut_remap(struct dc *dc, 310 const struct dc_stream_state *stream); 311 312 bool dc_stream_program_csc_matrix(struct dc *dc, 313 struct dc_stream_state *stream); 314 315 bool dc_stream_get_crtc_position(struct dc *dc, 316 struct dc_stream_state **stream, 317 int num_streams, 318 unsigned int *v_pos, 319 unsigned int *nom_v_pos); 320 321 #endif /* DC_STREAM_H_ */ 322