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 "vmwgfx_drv.h" 34 35 /** 36 * struct vmw_kms_dirty - closure structure for the vmw_kms_helper_dirty 37 * function. 38 * 39 * @fifo_commit: Callback that is called once for each display unit after 40 * all clip rects. This function must commit the fifo space reserved by the 41 * helper. Set up by the caller. 42 * @clip: Callback that is called for each cliprect on each display unit. 43 * Set up by the caller. 44 * @fifo_reserve_size: Fifo size that the helper should try to allocat for 45 * each display unit. Set up by the caller. 46 * @dev_priv: Pointer to the device private. Set up by the helper. 47 * @unit: The current display unit. Set up by the helper before a call to @clip. 48 * @cmd: The allocated fifo space. Set up by the helper before the first @clip 49 * call. 50 * @num_hits: Number of clip rect commands for this display unit. 51 * Cleared by the helper before the first @clip call. Updated by the @clip 52 * callback. 53 * @fb_x: Clip rect left side in framebuffer coordinates. 54 * @fb_y: Clip rect right side in framebuffer coordinates. 55 * @unit_x1: Clip rect left side in crtc coordinates. 56 * @unit_y1: Clip rect top side in crtc coordinates. 57 * @unit_x2: Clip rect right side in crtc coordinates. 58 * @unit_y2: Clip rect bottom side in crtc coordinates. 59 * 60 * The clip rect coordinates are updated by the helper for each @clip call. 61 * Note that this may be derived from if more info needs to be passed between 62 * helper caller and helper callbacks. 63 */ 64 struct vmw_kms_dirty { 65 void (*fifo_commit)(struct vmw_kms_dirty *); 66 void (*clip)(struct vmw_kms_dirty *); 67 size_t fifo_reserve_size; 68 struct vmw_private *dev_priv; 69 struct vmw_display_unit *unit; 70 void *cmd; 71 u32 num_hits; 72 s32 fb_x; 73 s32 fb_y; 74 s32 unit_x1; 75 s32 unit_y1; 76 s32 unit_x2; 77 s32 unit_y2; 78 }; 79 80 #define VMWGFX_NUM_DISPLAY_UNITS 8 81 82 83 #define vmw_framebuffer_to_vfb(x) \ 84 container_of(x, struct vmw_framebuffer, base) 85 #define vmw_framebuffer_to_vfbs(x) \ 86 container_of(x, struct vmw_framebuffer_surface, base.base) 87 #define vmw_framebuffer_to_vfbd(x) \ 88 container_of(x, struct vmw_framebuffer_dmabuf, base.base) 89 90 /** 91 * Base class for framebuffers 92 * 93 * @pin is called the when ever a crtc uses this framebuffer 94 * @unpin is called 95 */ 96 struct vmw_framebuffer { 97 struct drm_framebuffer base; 98 int (*pin)(struct vmw_framebuffer *fb); 99 int (*unpin)(struct vmw_framebuffer *fb); 100 bool dmabuf; 101 struct ttm_base_object *user_obj; 102 uint32_t user_handle; 103 }; 104 105 /* 106 * Clip rectangle 107 */ 108 struct vmw_clip_rect { 109 int x1, x2, y1, y2; 110 }; 111 112 struct vmw_framebuffer_surface { 113 struct vmw_framebuffer base; 114 struct vmw_surface *surface; 115 struct vmw_dma_buffer *buffer; 116 struct list_head head; 117 bool is_dmabuf_proxy; /* true if this is proxy surface for DMA buf */ 118 }; 119 120 121 struct vmw_framebuffer_dmabuf { 122 struct vmw_framebuffer base; 123 struct vmw_dma_buffer *buffer; 124 }; 125 126 127 /* 128 * Basic cursor manipulation 129 */ 130 int vmw_cursor_update_image(struct vmw_private *dev_priv, 131 u32 *image, u32 width, u32 height, 132 u32 hotspotX, u32 hotspotY); 133 int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, 134 struct vmw_dma_buffer *dmabuf, 135 u32 width, u32 height, 136 u32 hotspotX, u32 hotspotY); 137 void vmw_cursor_update_position(struct vmw_private *dev_priv, 138 bool show, int x, int y); 139 140 141 /** 142 * Base class display unit. 143 * 144 * Since the SVGA hw doesn't have a concept of a crtc, encoder or connector 145 * so the display unit is all of them at the same time. This is true for both 146 * legacy multimon and screen objects. 147 */ 148 struct vmw_display_unit { 149 struct drm_crtc crtc; 150 struct drm_encoder encoder; 151 struct drm_connector connector; 152 153 struct vmw_surface *cursor_surface; 154 struct vmw_dma_buffer *cursor_dmabuf; 155 size_t cursor_age; 156 157 int cursor_x; 158 int cursor_y; 159 160 int hotspot_x; 161 int hotspot_y; 162 s32 core_hotspot_x; 163 s32 core_hotspot_y; 164 165 unsigned unit; 166 167 /* 168 * Prefered mode tracking. 169 */ 170 unsigned pref_width; 171 unsigned pref_height; 172 bool pref_active; 173 struct drm_display_mode *pref_mode; 174 175 /* 176 * Gui positioning 177 */ 178 int gui_x; 179 int gui_y; 180 bool is_implicit; 181 }; 182 183 struct vmw_validation_ctx { 184 struct vmw_resource *res; 185 struct vmw_dma_buffer *buf; 186 }; 187 188 #define vmw_crtc_to_du(x) \ 189 container_of(x, struct vmw_display_unit, crtc) 190 #define vmw_connector_to_du(x) \ 191 container_of(x, struct vmw_display_unit, connector) 192 193 194 /* 195 * Shared display unit functions - vmwgfx_kms.c 196 */ 197 void vmw_du_cleanup(struct vmw_display_unit *du); 198 void vmw_du_crtc_save(struct drm_crtc *crtc); 199 void vmw_du_crtc_restore(struct drm_crtc *crtc); 200 void vmw_du_crtc_gamma_set(struct drm_crtc *crtc, 201 u16 *r, u16 *g, u16 *b, 202 uint32_t start, uint32_t size); 203 int vmw_du_crtc_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv, 204 uint32_t handle, uint32_t width, uint32_t height, 205 int32_t hot_x, int32_t hot_y); 206 int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y); 207 int vmw_du_connector_dpms(struct drm_connector *connector, int mode); 208 void vmw_du_connector_save(struct drm_connector *connector); 209 void vmw_du_connector_restore(struct drm_connector *connector); 210 enum drm_connector_status 211 vmw_du_connector_detect(struct drm_connector *connector, bool force); 212 int vmw_du_connector_fill_modes(struct drm_connector *connector, 213 uint32_t max_width, uint32_t max_height); 214 int vmw_du_connector_set_property(struct drm_connector *connector, 215 struct drm_property *property, 216 uint64_t val); 217 int vmw_kms_helper_dirty(struct vmw_private *dev_priv, 218 struct vmw_framebuffer *framebuffer, 219 const struct drm_clip_rect *clips, 220 const struct drm_vmw_rect *vclips, 221 s32 dest_x, s32 dest_y, 222 int num_clips, 223 int increment, 224 struct vmw_kms_dirty *dirty); 225 226 int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv, 227 struct vmw_dma_buffer *buf, 228 bool interruptible, 229 bool validate_as_mob); 230 void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf); 231 void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv, 232 struct drm_file *file_priv, 233 struct vmw_dma_buffer *buf, 234 struct vmw_fence_obj **out_fence, 235 struct drm_vmw_fence_rep __user * 236 user_fence_rep); 237 int vmw_kms_helper_resource_prepare(struct vmw_resource *res, 238 bool interruptible, 239 struct vmw_validation_ctx *ctx); 240 void vmw_kms_helper_resource_revert(struct vmw_validation_ctx *ctx); 241 void vmw_kms_helper_resource_finish(struct vmw_validation_ctx *ctx, 242 struct vmw_fence_obj **out_fence); 243 int vmw_kms_readback(struct vmw_private *dev_priv, 244 struct drm_file *file_priv, 245 struct vmw_framebuffer *vfb, 246 struct drm_vmw_fence_rep __user *user_fence_rep, 247 struct drm_vmw_rect *vclips, 248 uint32_t num_clips); 249 struct vmw_framebuffer * 250 vmw_kms_new_framebuffer(struct vmw_private *dev_priv, 251 struct vmw_dma_buffer *dmabuf, 252 struct vmw_surface *surface, 253 bool only_2d, 254 const struct drm_mode_fb_cmd *mode_cmd); 255 int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, 256 unsigned unit, 257 u32 max_width, 258 u32 max_height, 259 struct drm_connector **p_con, 260 struct drm_crtc **p_crtc, 261 struct drm_display_mode **p_mode); 262 void vmw_guess_mode_timing(struct drm_display_mode *mode); 263 264 /* 265 * Legacy display unit functions - vmwgfx_ldu.c 266 */ 267 int vmw_kms_ldu_init_display(struct vmw_private *dev_priv); 268 int vmw_kms_ldu_close_display(struct vmw_private *dev_priv); 269 int vmw_kms_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv, 270 struct vmw_framebuffer *framebuffer, 271 unsigned flags, unsigned color, 272 struct drm_clip_rect *clips, 273 unsigned num_clips, int increment); 274 int vmw_kms_update_proxy(struct vmw_resource *res, 275 const struct drm_clip_rect *clips, 276 unsigned num_clips, 277 int increment); 278 279 /* 280 * Screen Objects display functions - vmwgfx_scrn.c 281 */ 282 int vmw_kms_sou_init_display(struct vmw_private *dev_priv); 283 int vmw_kms_sou_close_display(struct vmw_private *dev_priv); 284 int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv, 285 struct vmw_framebuffer *framebuffer, 286 struct drm_clip_rect *clips, 287 struct drm_vmw_rect *vclips, 288 struct vmw_resource *srf, 289 s32 dest_x, 290 s32 dest_y, 291 unsigned num_clips, int inc, 292 struct vmw_fence_obj **out_fence); 293 int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv, 294 struct vmw_framebuffer *framebuffer, 295 struct drm_clip_rect *clips, 296 unsigned num_clips, int increment, 297 bool interruptible, 298 struct vmw_fence_obj **out_fence); 299 int vmw_kms_sou_readback(struct vmw_private *dev_priv, 300 struct drm_file *file_priv, 301 struct vmw_framebuffer *vfb, 302 struct drm_vmw_fence_rep __user *user_fence_rep, 303 struct drm_vmw_rect *vclips, 304 uint32_t num_clips); 305 306 /* 307 * Screen Target Display Unit functions - vmwgfx_stdu.c 308 */ 309 int vmw_kms_stdu_init_display(struct vmw_private *dev_priv); 310 int vmw_kms_stdu_close_display(struct vmw_private *dev_priv); 311 int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv, 312 struct vmw_framebuffer *framebuffer, 313 struct drm_clip_rect *clips, 314 struct drm_vmw_rect *vclips, 315 struct vmw_resource *srf, 316 s32 dest_x, 317 s32 dest_y, 318 unsigned num_clips, int inc, 319 struct vmw_fence_obj **out_fence); 320 int vmw_kms_stdu_dma(struct vmw_private *dev_priv, 321 struct drm_file *file_priv, 322 struct vmw_framebuffer *vfb, 323 struct drm_vmw_fence_rep __user *user_fence_rep, 324 struct drm_clip_rect *clips, 325 struct drm_vmw_rect *vclips, 326 uint32_t num_clips, 327 int increment, 328 bool to_surface, 329 bool interruptible); 330 331 332 #endif 333