1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2 /************************************************************************** 3 * 4 * Copyright 2009-2015 VMware, Inc., Palo Alto, CA., USA 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 OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 24 * USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 #ifndef VMWGFX_KMS_H_ 29 #define VMWGFX_KMS_H_ 30 31 #include <drm/drmP.h> 32 #include <drm/drm_crtc_helper.h> 33 #include <drm/drm_encoder.h> 34 #include "vmwgfx_drv.h" 35 36 37 38 /** 39 * struct vmw_kms_dirty - closure structure for the vmw_kms_helper_dirty 40 * function. 41 * 42 * @fifo_commit: Callback that is called once for each display unit after 43 * all clip rects. This function must commit the fifo space reserved by the 44 * helper. Set up by the caller. 45 * @clip: Callback that is called for each cliprect on each display unit. 46 * Set up by the caller. 47 * @fifo_reserve_size: Fifo size that the helper should try to allocat for 48 * each display unit. Set up by the caller. 49 * @dev_priv: Pointer to the device private. Set up by the helper. 50 * @unit: The current display unit. Set up by the helper before a call to @clip. 51 * @cmd: The allocated fifo space. Set up by the helper before the first @clip 52 * call. 53 * @crtc: The crtc for which to build dirty commands. 54 * @num_hits: Number of clip rect commands for this display unit. 55 * Cleared by the helper before the first @clip call. Updated by the @clip 56 * callback. 57 * @fb_x: Clip rect left side in framebuffer coordinates. 58 * @fb_y: Clip rect right side in framebuffer coordinates. 59 * @unit_x1: Clip rect left side in crtc coordinates. 60 * @unit_y1: Clip rect top side in crtc coordinates. 61 * @unit_x2: Clip rect right side in crtc coordinates. 62 * @unit_y2: Clip rect bottom side in crtc coordinates. 63 * 64 * The clip rect coordinates are updated by the helper for each @clip call. 65 * Note that this may be derived from if more info needs to be passed between 66 * helper caller and helper callbacks. 67 */ 68 struct vmw_kms_dirty { 69 void (*fifo_commit)(struct vmw_kms_dirty *); 70 void (*clip)(struct vmw_kms_dirty *); 71 size_t fifo_reserve_size; 72 struct vmw_private *dev_priv; 73 struct vmw_display_unit *unit; 74 void *cmd; 75 struct drm_crtc *crtc; 76 u32 num_hits; 77 s32 fb_x; 78 s32 fb_y; 79 s32 unit_x1; 80 s32 unit_y1; 81 s32 unit_x2; 82 s32 unit_y2; 83 }; 84 85 #define VMWGFX_NUM_DISPLAY_UNITS 8 86 87 88 #define vmw_framebuffer_to_vfb(x) \ 89 container_of(x, struct vmw_framebuffer, base) 90 #define vmw_framebuffer_to_vfbs(x) \ 91 container_of(x, struct vmw_framebuffer_surface, base.base) 92 #define vmw_framebuffer_to_vfbd(x) \ 93 container_of(x, struct vmw_framebuffer_bo, base.base) 94 95 /** 96 * Base class for framebuffers 97 * 98 * @pin is called the when ever a crtc uses this framebuffer 99 * @unpin is called 100 */ 101 struct vmw_framebuffer { 102 struct drm_framebuffer base; 103 int (*pin)(struct vmw_framebuffer *fb); 104 int (*unpin)(struct vmw_framebuffer *fb); 105 bool bo; 106 struct ttm_base_object *user_obj; 107 uint32_t user_handle; 108 }; 109 110 /* 111 * Clip rectangle 112 */ 113 struct vmw_clip_rect { 114 int x1, x2, y1, y2; 115 }; 116 117 struct vmw_framebuffer_surface { 118 struct vmw_framebuffer base; 119 struct vmw_surface *surface; 120 struct vmw_buffer_object *buffer; 121 struct list_head head; 122 bool is_bo_proxy; /* true if this is proxy surface for DMA buf */ 123 }; 124 125 126 struct vmw_framebuffer_bo { 127 struct vmw_framebuffer base; 128 struct vmw_buffer_object *buffer; 129 }; 130 131 132 static const uint32_t vmw_primary_plane_formats[] = { 133 DRM_FORMAT_XRGB1555, 134 DRM_FORMAT_RGB565, 135 DRM_FORMAT_RGB888, 136 DRM_FORMAT_XRGB8888, 137 DRM_FORMAT_ARGB8888, 138 }; 139 140 static const uint32_t vmw_cursor_plane_formats[] = { 141 DRM_FORMAT_ARGB8888, 142 }; 143 144 145 #define vmw_crtc_state_to_vcs(x) container_of(x, struct vmw_crtc_state, base) 146 #define vmw_plane_state_to_vps(x) container_of(x, struct vmw_plane_state, base) 147 #define vmw_connector_state_to_vcs(x) \ 148 container_of(x, struct vmw_connector_state, base) 149 150 /** 151 * Derived class for crtc state object 152 * 153 * @base DRM crtc object 154 */ 155 struct vmw_crtc_state { 156 struct drm_crtc_state base; 157 }; 158 159 /** 160 * Derived class for plane state object 161 * 162 * @base DRM plane object 163 * @surf Display surface for STDU 164 * @bo display bo for SOU 165 * @content_fb_type Used by STDU. 166 * @bo_size Size of the bo, used by Screen Object Display Unit 167 * @pinned pin count for STDU display surface 168 */ 169 struct vmw_plane_state { 170 struct drm_plane_state base; 171 struct vmw_surface *surf; 172 struct vmw_buffer_object *bo; 173 174 int content_fb_type; 175 unsigned long bo_size; 176 177 int pinned; 178 179 /* For CPU Blit */ 180 unsigned int cpp; 181 }; 182 183 184 /** 185 * Derived class for connector state object 186 * 187 * @base DRM connector object 188 * @is_implicit connector property 189 * 190 */ 191 struct vmw_connector_state { 192 struct drm_connector_state base; 193 194 bool is_implicit; 195 196 /** 197 * @gui_x: 198 * 199 * vmwgfx connector property representing the x position of this display 200 * unit (connector is synonymous to display unit) in overall topology. 201 * This is what the device expect as xRoot while creating screen. 202 */ 203 int gui_x; 204 205 /** 206 * @gui_y: 207 * 208 * vmwgfx connector property representing the y position of this display 209 * unit (connector is synonymous to display unit) in overall topology. 210 * This is what the device expect as yRoot while creating screen. 211 */ 212 int gui_y; 213 }; 214 215 /** 216 * Base class display unit. 217 * 218 * Since the SVGA hw doesn't have a concept of a crtc, encoder or connector 219 * so the display unit is all of them at the same time. This is true for both 220 * legacy multimon and screen objects. 221 */ 222 struct vmw_display_unit { 223 struct drm_crtc crtc; 224 struct drm_encoder encoder; 225 struct drm_connector connector; 226 struct drm_plane primary; 227 struct drm_plane cursor; 228 229 struct vmw_surface *cursor_surface; 230 struct vmw_buffer_object *cursor_bo; 231 size_t cursor_age; 232 233 int cursor_x; 234 int cursor_y; 235 236 int hotspot_x; 237 int hotspot_y; 238 s32 core_hotspot_x; 239 s32 core_hotspot_y; 240 241 unsigned unit; 242 243 /* 244 * Prefered mode tracking. 245 */ 246 unsigned pref_width; 247 unsigned pref_height; 248 bool pref_active; 249 struct drm_display_mode *pref_mode; 250 251 /* 252 * Gui positioning 253 */ 254 int gui_x; 255 int gui_y; 256 bool is_implicit; 257 bool active_implicit; 258 int set_gui_x; 259 int set_gui_y; 260 }; 261 262 struct vmw_validation_ctx { 263 struct vmw_resource *res; 264 struct vmw_buffer_object *buf; 265 }; 266 267 #define vmw_crtc_to_du(x) \ 268 container_of(x, struct vmw_display_unit, crtc) 269 #define vmw_connector_to_du(x) \ 270 container_of(x, struct vmw_display_unit, connector) 271 272 273 /* 274 * Shared display unit functions - vmwgfx_kms.c 275 */ 276 void vmw_du_cleanup(struct vmw_display_unit *du); 277 void vmw_du_crtc_save(struct drm_crtc *crtc); 278 void vmw_du_crtc_restore(struct drm_crtc *crtc); 279 int vmw_du_crtc_gamma_set(struct drm_crtc *crtc, 280 u16 *r, u16 *g, u16 *b, 281 uint32_t size, 282 struct drm_modeset_acquire_ctx *ctx); 283 int vmw_du_connector_set_property(struct drm_connector *connector, 284 struct drm_property *property, 285 uint64_t val); 286 int vmw_du_connector_atomic_set_property(struct drm_connector *connector, 287 struct drm_connector_state *state, 288 struct drm_property *property, 289 uint64_t val); 290 int 291 vmw_du_connector_atomic_get_property(struct drm_connector *connector, 292 const struct drm_connector_state *state, 293 struct drm_property *property, 294 uint64_t *val); 295 int vmw_du_connector_dpms(struct drm_connector *connector, int mode); 296 void vmw_du_connector_save(struct drm_connector *connector); 297 void vmw_du_connector_restore(struct drm_connector *connector); 298 enum drm_connector_status 299 vmw_du_connector_detect(struct drm_connector *connector, bool force); 300 int vmw_du_connector_fill_modes(struct drm_connector *connector, 301 uint32_t max_width, uint32_t max_height); 302 int vmw_kms_helper_dirty(struct vmw_private *dev_priv, 303 struct vmw_framebuffer *framebuffer, 304 const struct drm_clip_rect *clips, 305 const struct drm_vmw_rect *vclips, 306 s32 dest_x, s32 dest_y, 307 int num_clips, 308 int increment, 309 struct vmw_kms_dirty *dirty); 310 311 int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv, 312 struct vmw_buffer_object *buf, 313 bool interruptible, 314 bool validate_as_mob, 315 bool for_cpu_blit); 316 void vmw_kms_helper_buffer_revert(struct vmw_buffer_object *buf); 317 void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv, 318 struct drm_file *file_priv, 319 struct vmw_buffer_object *buf, 320 struct vmw_fence_obj **out_fence, 321 struct drm_vmw_fence_rep __user * 322 user_fence_rep); 323 int vmw_kms_helper_resource_prepare(struct vmw_resource *res, 324 bool interruptible, 325 struct vmw_validation_ctx *ctx); 326 void vmw_kms_helper_resource_revert(struct vmw_validation_ctx *ctx); 327 void vmw_kms_helper_resource_finish(struct vmw_validation_ctx *ctx, 328 struct vmw_fence_obj **out_fence); 329 int vmw_kms_readback(struct vmw_private *dev_priv, 330 struct drm_file *file_priv, 331 struct vmw_framebuffer *vfb, 332 struct drm_vmw_fence_rep __user *user_fence_rep, 333 struct drm_vmw_rect *vclips, 334 uint32_t num_clips); 335 struct vmw_framebuffer * 336 vmw_kms_new_framebuffer(struct vmw_private *dev_priv, 337 struct vmw_buffer_object *bo, 338 struct vmw_surface *surface, 339 bool only_2d, 340 const struct drm_mode_fb_cmd2 *mode_cmd); 341 int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, 342 unsigned unit, 343 u32 max_width, 344 u32 max_height, 345 struct drm_connector **p_con, 346 struct drm_crtc **p_crtc, 347 struct drm_display_mode **p_mode); 348 void vmw_guess_mode_timing(struct drm_display_mode *mode); 349 void vmw_kms_del_active(struct vmw_private *dev_priv, 350 struct vmw_display_unit *du); 351 void vmw_kms_add_active(struct vmw_private *dev_priv, 352 struct vmw_display_unit *du, 353 struct vmw_framebuffer *vfb); 354 bool vmw_kms_crtc_flippable(struct vmw_private *dev_priv, 355 struct drm_crtc *crtc); 356 void vmw_kms_update_implicit_fb(struct vmw_private *dev_priv, 357 struct drm_crtc *crtc); 358 void vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv, 359 bool immutable); 360 361 /* Universal Plane Helpers */ 362 void vmw_du_primary_plane_destroy(struct drm_plane *plane); 363 void vmw_du_cursor_plane_destroy(struct drm_plane *plane); 364 365 /* Atomic Helpers */ 366 int vmw_du_primary_plane_atomic_check(struct drm_plane *plane, 367 struct drm_plane_state *state); 368 int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane, 369 struct drm_plane_state *state); 370 void vmw_du_cursor_plane_atomic_update(struct drm_plane *plane, 371 struct drm_plane_state *old_state); 372 int vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, 373 struct drm_plane_state *new_state); 374 void vmw_du_plane_cleanup_fb(struct drm_plane *plane, 375 struct drm_plane_state *old_state); 376 void vmw_du_plane_reset(struct drm_plane *plane); 377 struct drm_plane_state *vmw_du_plane_duplicate_state(struct drm_plane *plane); 378 void vmw_du_plane_destroy_state(struct drm_plane *plane, 379 struct drm_plane_state *state); 380 void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps, 381 bool unreference); 382 383 int vmw_du_crtc_atomic_check(struct drm_crtc *crtc, 384 struct drm_crtc_state *state); 385 void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc, 386 struct drm_crtc_state *old_crtc_state); 387 void vmw_du_crtc_atomic_flush(struct drm_crtc *crtc, 388 struct drm_crtc_state *old_crtc_state); 389 void vmw_du_crtc_reset(struct drm_crtc *crtc); 390 struct drm_crtc_state *vmw_du_crtc_duplicate_state(struct drm_crtc *crtc); 391 void vmw_du_crtc_destroy_state(struct drm_crtc *crtc, 392 struct drm_crtc_state *state); 393 void vmw_du_connector_reset(struct drm_connector *connector); 394 struct drm_connector_state * 395 vmw_du_connector_duplicate_state(struct drm_connector *connector); 396 397 void vmw_du_connector_destroy_state(struct drm_connector *connector, 398 struct drm_connector_state *state); 399 400 /* 401 * Legacy display unit functions - vmwgfx_ldu.c 402 */ 403 int vmw_kms_ldu_init_display(struct vmw_private *dev_priv); 404 int vmw_kms_ldu_close_display(struct vmw_private *dev_priv); 405 int vmw_kms_ldu_do_bo_dirty(struct vmw_private *dev_priv, 406 struct vmw_framebuffer *framebuffer, 407 unsigned int flags, unsigned int color, 408 struct drm_clip_rect *clips, 409 unsigned int num_clips, int increment); 410 int vmw_kms_update_proxy(struct vmw_resource *res, 411 const struct drm_clip_rect *clips, 412 unsigned num_clips, 413 int increment); 414 415 /* 416 * Screen Objects display functions - vmwgfx_scrn.c 417 */ 418 int vmw_kms_sou_init_display(struct vmw_private *dev_priv); 419 int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv, 420 struct vmw_framebuffer *framebuffer, 421 struct drm_clip_rect *clips, 422 struct drm_vmw_rect *vclips, 423 struct vmw_resource *srf, 424 s32 dest_x, 425 s32 dest_y, 426 unsigned num_clips, int inc, 427 struct vmw_fence_obj **out_fence, 428 struct drm_crtc *crtc); 429 int vmw_kms_sou_do_bo_dirty(struct vmw_private *dev_priv, 430 struct vmw_framebuffer *framebuffer, 431 struct drm_clip_rect *clips, 432 struct drm_vmw_rect *vclips, 433 unsigned int num_clips, int increment, 434 bool interruptible, 435 struct vmw_fence_obj **out_fence, 436 struct drm_crtc *crtc); 437 int vmw_kms_sou_readback(struct vmw_private *dev_priv, 438 struct drm_file *file_priv, 439 struct vmw_framebuffer *vfb, 440 struct drm_vmw_fence_rep __user *user_fence_rep, 441 struct drm_vmw_rect *vclips, 442 uint32_t num_clips, 443 struct drm_crtc *crtc); 444 445 /* 446 * Screen Target Display Unit functions - vmwgfx_stdu.c 447 */ 448 int vmw_kms_stdu_init_display(struct vmw_private *dev_priv); 449 int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv, 450 struct vmw_framebuffer *framebuffer, 451 struct drm_clip_rect *clips, 452 struct drm_vmw_rect *vclips, 453 struct vmw_resource *srf, 454 s32 dest_x, 455 s32 dest_y, 456 unsigned num_clips, int inc, 457 struct vmw_fence_obj **out_fence, 458 struct drm_crtc *crtc); 459 int vmw_kms_stdu_dma(struct vmw_private *dev_priv, 460 struct drm_file *file_priv, 461 struct vmw_framebuffer *vfb, 462 struct drm_vmw_fence_rep __user *user_fence_rep, 463 struct drm_clip_rect *clips, 464 struct drm_vmw_rect *vclips, 465 uint32_t num_clips, 466 int increment, 467 bool to_surface, 468 bool interruptible, 469 struct drm_crtc *crtc); 470 471 int vmw_kms_set_config(struct drm_mode_set *set, 472 struct drm_modeset_acquire_ctx *ctx); 473 #endif 474
