1 /* 2 * Copyright (c) 2006 Dave Airlie <airlied@linux.ie> 3 * Copyright (c) 2007-2008 Intel Corporation 4 * Jesse Barnes <jesse.barnes@intel.com> 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the next 14 * paragraph) shall be included in all copies or substantial portions of the 15 * Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 23 * IN THE SOFTWARE. 24 * 25 * $FreeBSD: src/sys/dev/drm2/i915/intel_drv.h,v 1.1 2012/05/22 11:07:44 kib Exp $ 26 */ 27 28 #ifndef DRM_INTEL_DRV_H 29 #define DRM_INTEL_DRV_H 30 31 #include <drm/i915_drm.h> 32 #include "i915_drv.h" 33 #include <drm/drm_crtc.h> 34 #include <drm/drm_crtc_helper.h> 35 #include <drm/drm_fb_helper.h> 36 #include <drm/drm_dp_helper.h> 37 38 #define _intel_wait_for(DEV, COND, MS, W, WMSG) \ 39 ({ \ 40 int end, ret; \ 41 \ 42 end = ticks + (MS) * hz / 1000; \ 43 ret = 0; \ 44 \ 45 while (!(COND)) { \ 46 if (time_after(ticks, end)) { \ 47 ret = -ETIMEDOUT; \ 48 break; \ 49 } \ 50 DELAY(1000); \ 51 } \ 52 \ 53 ret; \ 54 }) 55 56 #define KHz(x) (1000*x) 57 #define MHz(x) KHz(1000*x) 58 59 /* store information about an Ixxx DVO */ 60 /* The i830->i865 use multiple DVOs with multiple i2cs */ 61 /* the i915, i945 have a single sDVO i2c bus - which is different */ 62 #define MAX_OUTPUTS 6 63 /* maximum connectors per crtcs in the mode set */ 64 #define INTELFB_CONN_LIMIT 4 65 66 #define INTEL_I2C_BUS_DVO 1 67 #define INTEL_I2C_BUS_SDVO 2 68 69 /* these are outputs from the chip - integrated only 70 external chips are via DVO or SDVO output */ 71 #define INTEL_OUTPUT_UNUSED 0 72 #define INTEL_OUTPUT_ANALOG 1 73 #define INTEL_OUTPUT_DVO 2 74 #define INTEL_OUTPUT_SDVO 3 75 #define INTEL_OUTPUT_LVDS 4 76 #define INTEL_OUTPUT_TVOUT 5 77 #define INTEL_OUTPUT_HDMI 6 78 #define INTEL_OUTPUT_DISPLAYPORT 7 79 #define INTEL_OUTPUT_EDP 8 80 81 /* Intel Pipe Clone Bit */ 82 #define INTEL_HDMIB_CLONE_BIT 1 83 #define INTEL_HDMIC_CLONE_BIT 2 84 #define INTEL_HDMID_CLONE_BIT 3 85 #define INTEL_HDMIE_CLONE_BIT 4 86 #define INTEL_HDMIF_CLONE_BIT 5 87 #define INTEL_SDVO_NON_TV_CLONE_BIT 6 88 #define INTEL_SDVO_TV_CLONE_BIT 7 89 #define INTEL_SDVO_LVDS_CLONE_BIT 8 90 #define INTEL_ANALOG_CLONE_BIT 9 91 #define INTEL_TV_CLONE_BIT 10 92 #define INTEL_DP_B_CLONE_BIT 11 93 #define INTEL_DP_C_CLONE_BIT 12 94 #define INTEL_DP_D_CLONE_BIT 13 95 #define INTEL_LVDS_CLONE_BIT 14 96 #define INTEL_DVO_TMDS_CLONE_BIT 15 97 #define INTEL_DVO_LVDS_CLONE_BIT 16 98 #define INTEL_EDP_CLONE_BIT 17 99 100 #define INTEL_DVO_CHIP_NONE 0 101 #define INTEL_DVO_CHIP_LVDS 1 102 #define INTEL_DVO_CHIP_TMDS 2 103 #define INTEL_DVO_CHIP_TVOUT 4 104 105 /* drm_display_mode->private_flags */ 106 #define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0) 107 #define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT) 108 #define INTEL_MODE_DP_FORCE_6BPC (0x10) 109 /* This flag must be set by the encoder's mode_fixup if it changes the crtc 110 * timings in the mode to prevent the crtc fixup from overwriting them. 111 * Currently only lvds needs that. */ 112 #define INTEL_MODE_CRTC_TIMINGS_SET (0x20) 113 114 static inline void 115 intel_mode_set_pixel_multiplier(struct drm_display_mode *mode, 116 int multiplier) 117 { 118 mode->clock *= multiplier; 119 mode->private_flags |= multiplier; 120 } 121 122 static inline int 123 intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode) 124 { 125 return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK) >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT; 126 } 127 128 struct intel_framebuffer { 129 struct drm_framebuffer base; 130 struct drm_i915_gem_object *obj; 131 }; 132 133 struct intel_fbdev { 134 struct drm_fb_helper helper; 135 struct intel_framebuffer ifb; 136 struct list_head fbdev_list; 137 struct drm_display_mode *our_mode; 138 }; 139 140 struct intel_encoder { 141 struct drm_encoder base; 142 int type; 143 bool needs_tv_clock; 144 void (*hot_plug)(struct intel_encoder *); 145 int crtc_mask; 146 int clone_mask; 147 }; 148 149 struct intel_connector { 150 struct drm_connector base; 151 struct intel_encoder *encoder; 152 }; 153 154 struct intel_crtc { 155 struct drm_crtc base; 156 enum i915_pipe pipe; 157 enum plane plane; 158 u8 lut_r[256], lut_g[256], lut_b[256]; 159 int dpms_mode; 160 bool active; /* is the crtc on? independent of the dpms mode */ 161 bool busy; /* is scanout buffer being updated frequently? */ 162 struct callout idle_callout; 163 bool lowfreq_avail; 164 struct intel_overlay *overlay; 165 struct intel_unpin_work *unpin_work; 166 int fdi_lanes; 167 168 struct drm_i915_gem_object *cursor_bo; 169 uint32_t cursor_addr; 170 int16_t cursor_x, cursor_y; 171 int16_t cursor_width, cursor_height; 172 bool cursor_visible; 173 unsigned int bpp; 174 175 bool no_pll; /* tertiary pipe for IVB */ 176 bool use_pll_a; 177 }; 178 179 struct intel_plane { 180 struct drm_plane base; 181 enum i915_pipe pipe; 182 struct drm_i915_gem_object *obj; 183 bool primary_disabled; 184 int max_downscale; 185 u32 lut_r[1024], lut_g[1024], lut_b[1024]; 186 void (*update_plane)(struct drm_plane *plane, 187 struct drm_framebuffer *fb, 188 struct drm_i915_gem_object *obj, 189 int crtc_x, int crtc_y, 190 unsigned int crtc_w, unsigned int crtc_h, 191 uint32_t x, uint32_t y, 192 uint32_t src_w, uint32_t src_h); 193 void (*disable_plane)(struct drm_plane *plane); 194 int (*update_colorkey)(struct drm_plane *plane, 195 struct drm_intel_sprite_colorkey *key); 196 void (*get_colorkey)(struct drm_plane *plane, 197 struct drm_intel_sprite_colorkey *key); 198 }; 199 200 #define to_intel_crtc(x) container_of(x, struct intel_crtc, base) 201 #define to_intel_connector(x) container_of(x, struct intel_connector, base) 202 #define to_intel_encoder(x) container_of(x, struct intel_encoder, base) 203 #define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base) 204 #define to_intel_plane(x) container_of(x, struct intel_plane, base) 205 206 #define DIP_HEADER_SIZE 5 207 208 #define DIP_TYPE_AVI 0x82 209 #define DIP_VERSION_AVI 0x2 210 #define DIP_LEN_AVI 13 211 212 #define DIP_TYPE_SPD 0x83 213 #define DIP_VERSION_SPD 0x1 214 #define DIP_LEN_SPD 25 215 #define DIP_SPD_UNKNOWN 0 216 #define DIP_SPD_DSTB 0x1 217 #define DIP_SPD_DVDP 0x2 218 #define DIP_SPD_DVHS 0x3 219 #define DIP_SPD_HDDVR 0x4 220 #define DIP_SPD_DVC 0x5 221 #define DIP_SPD_DSC 0x6 222 #define DIP_SPD_VCD 0x7 223 #define DIP_SPD_GAME 0x8 224 #define DIP_SPD_PC 0x9 225 #define DIP_SPD_BD 0xa 226 #define DIP_SPD_SCD 0xb 227 228 struct dip_infoframe { 229 uint8_t type; /* HB0 */ 230 uint8_t ver; /* HB1 */ 231 uint8_t len; /* HB2 - body len, not including checksum */ 232 uint8_t ecc; /* Header ECC */ 233 uint8_t checksum; /* PB0 */ 234 union { 235 struct { 236 /* PB1 - Y 6:5, A 4:4, B 3:2, S 1:0 */ 237 uint8_t Y_A_B_S; 238 /* PB2 - C 7:6, M 5:4, R 3:0 */ 239 uint8_t C_M_R; 240 /* PB3 - ITC 7:7, EC 6:4, Q 3:2, SC 1:0 */ 241 uint8_t ITC_EC_Q_SC; 242 /* PB4 - VIC 6:0 */ 243 uint8_t VIC; 244 /* PB5 - PR 3:0 */ 245 uint8_t PR; 246 /* PB6 to PB13 */ 247 uint16_t top_bar_end; 248 uint16_t bottom_bar_start; 249 uint16_t left_bar_end; 250 uint16_t right_bar_start; 251 } avi; 252 struct { 253 uint8_t vn[8]; 254 uint8_t pd[16]; 255 uint8_t sdi; 256 } spd; 257 uint8_t payload[27]; 258 } __attribute__ ((packed)) body; 259 } __attribute__((packed)); 260 261 static inline struct drm_crtc * 262 intel_get_crtc_for_pipe(struct drm_device *dev, int pipe) 263 { 264 struct drm_i915_private *dev_priv = dev->dev_private; 265 return dev_priv->pipe_to_crtc_mapping[pipe]; 266 } 267 268 static inline struct drm_crtc * 269 intel_get_crtc_for_plane(struct drm_device *dev, int plane) 270 { 271 struct drm_i915_private *dev_priv = dev->dev_private; 272 return dev_priv->plane_to_crtc_mapping[plane]; 273 } 274 275 struct intel_unpin_work { 276 struct task task; 277 struct drm_device *dev; 278 struct drm_i915_gem_object *old_fb_obj; 279 struct drm_i915_gem_object *pending_flip_obj; 280 struct drm_pending_vblank_event *event; 281 int pending; 282 bool enable_stall_check; 283 }; 284 285 struct intel_fbc_work { 286 struct timeout_task task; 287 struct drm_crtc *crtc; 288 struct drm_framebuffer *fb; 289 int interval; 290 }; 291 292 int intel_ddc_get_modes(struct drm_connector *c, device_t adapter); 293 extern bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus); 294 295 extern void intel_attach_force_audio_property(struct drm_connector *connector); 296 extern void intel_attach_broadcast_rgb_property(struct drm_connector *connector); 297 298 extern void intel_crt_init(struct drm_device *dev); 299 extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg); 300 void intel_dip_infoframe_csum(struct dip_infoframe *avi_if); 301 extern bool intel_sdvo_init(struct drm_device *dev, int output_device); 302 extern void intel_dvo_init(struct drm_device *dev); 303 extern void intel_tv_init(struct drm_device *dev); 304 extern void intel_mark_busy(struct drm_device *dev, 305 struct drm_i915_gem_object *obj); 306 extern bool intel_lvds_init(struct drm_device *dev); 307 extern void intel_dp_init(struct drm_device *dev, int dp_reg); 308 void 309 intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, 310 struct drm_display_mode *adjusted_mode); 311 extern bool intel_dpd_is_edp(struct drm_device *dev); 312 extern void intel_edp_link_config(struct intel_encoder *, int *, int *); 313 extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder); 314 extern int intel_plane_init(struct drm_device *dev, enum i915_pipe pipe); 315 316 /* intel_panel.c */ 317 extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode, 318 struct drm_display_mode *adjusted_mode); 319 extern void intel_pch_panel_fitting(struct drm_device *dev, 320 int fitting_mode, 321 const struct drm_display_mode *mode, 322 struct drm_display_mode *adjusted_mode); 323 extern u32 intel_panel_get_max_backlight(struct drm_device *dev); 324 extern u32 intel_panel_get_backlight(struct drm_device *dev); 325 extern void intel_panel_set_backlight(struct drm_device *dev, u32 level); 326 extern int intel_panel_setup_backlight(struct drm_device *dev); 327 extern void intel_panel_enable_backlight(struct drm_device *dev); 328 extern void intel_panel_disable_backlight(struct drm_device *dev); 329 extern void intel_panel_destroy_backlight(struct drm_device *dev); 330 extern enum drm_connector_status intel_panel_detect(struct drm_device *dev); 331 332 extern void intel_crtc_load_lut(struct drm_crtc *crtc); 333 extern void intel_encoder_prepare(struct drm_encoder *encoder); 334 extern void intel_encoder_commit(struct drm_encoder *encoder); 335 extern void intel_encoder_destroy(struct drm_encoder *encoder); 336 337 static inline struct intel_encoder *intel_attached_encoder(struct drm_connector *connector) 338 { 339 return to_intel_connector(connector)->encoder; 340 } 341 342 extern void intel_connector_attach_encoder(struct intel_connector *connector, 343 struct intel_encoder *encoder); 344 extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector); 345 346 extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev, 347 struct drm_crtc *crtc); 348 int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data, 349 struct drm_file *file_priv); 350 extern void intel_wait_for_vblank(struct drm_device *dev, int pipe); 351 extern void intel_wait_for_pipe_off(struct drm_device *dev, int pipe); 352 353 struct intel_load_detect_pipe { 354 struct drm_framebuffer *release_fb; 355 bool load_detect_temp; 356 int dpms_mode; 357 }; 358 extern bool intel_get_load_detect_pipe(struct intel_encoder *intel_encoder, 359 struct drm_connector *connector, 360 struct drm_display_mode *mode, 361 struct intel_load_detect_pipe *old); 362 extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder, 363 struct drm_connector *connector, 364 struct intel_load_detect_pipe *old); 365 366 extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, 367 u16 blue, int regno); 368 extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, 369 u16 *blue, int regno); 370 extern void intel_enable_clock_gating(struct drm_device *dev); 371 extern void ironlake_enable_drps(struct drm_device *dev); 372 extern void ironlake_disable_drps(struct drm_device *dev); 373 extern void gen6_enable_rps(struct drm_i915_private *dev_priv); 374 extern void gen6_update_ring_freq(struct drm_i915_private *dev_priv); 375 extern void gen6_disable_rps(struct drm_device *dev); 376 extern void intel_init_emon(struct drm_device *dev); 377 378 extern int intel_pin_and_fence_fb_obj(struct drm_device *dev, 379 struct drm_i915_gem_object *obj, 380 struct intel_ring_buffer *pipelined); 381 extern void intel_unpin_fb_obj(struct drm_i915_gem_object *obj); 382 383 extern int intel_framebuffer_init(struct drm_device *dev, 384 struct intel_framebuffer *ifb, 385 struct drm_mode_fb_cmd2 *mode_cmd, 386 struct drm_i915_gem_object *obj); 387 extern int intel_fbdev_init(struct drm_device *dev); 388 extern void intel_fbdev_fini(struct drm_device *dev); 389 390 extern void intel_prepare_page_flip(struct drm_device *dev, int plane); 391 extern void intel_finish_page_flip(struct drm_device *dev, int pipe); 392 extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane); 393 394 extern void intel_setup_overlay(struct drm_device *dev); 395 extern void intel_cleanup_overlay(struct drm_device *dev); 396 extern int intel_overlay_switch_off(struct intel_overlay *overlay); 397 extern int intel_overlay_put_image(struct drm_device *dev, void *data, 398 struct drm_file *file_priv); 399 extern int intel_overlay_attrs(struct drm_device *dev, void *data, 400 struct drm_file *file_priv); 401 402 extern void intel_fb_output_poll_changed(struct drm_device *dev); 403 extern void intel_fb_restore_mode(struct drm_device *dev); 404 405 extern void assert_pipe(struct drm_i915_private *dev_priv, enum i915_pipe pipe, 406 bool state); 407 #define assert_pipe_enabled(d, p) assert_pipe(d, p, true) 408 #define assert_pipe_disabled(d, p) assert_pipe(d, p, false) 409 410 extern void intel_init_clock_gating(struct drm_device *dev); 411 extern void intel_write_eld(struct drm_encoder *encoder, 412 struct drm_display_mode *mode); 413 extern void intel_cpt_verify_modeset(struct drm_device *dev, int pipe); 414 415 /* For use by IVB LP watermark workaround in intel_sprite.c */ 416 extern void sandybridge_update_wm(struct drm_device *dev); 417 extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe, 418 uint32_t sprite_width, 419 int pixel_size); 420 extern int intel_sprite_set_colorkey(struct drm_device *dev, void *data, 421 struct drm_file *file_priv); 422 extern int intel_sprite_get_colorkey(struct drm_device *dev, void *data, 423 struct drm_file *file_priv); 424 425 #endif 426