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