Commit | Line | Data |
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1da177e4 LT |
1 | /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*- |
2 | */ | |
0d6aa60b | 3 | /* |
bc54fd1a | 4 | * |
1da177e4 LT |
5 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
6 | * All Rights Reserved. | |
bc54fd1a DA |
7 | * |
8 | * Permission is hereby granted, free of charge, to any person obtaining a | |
9 | * copy of this software and associated documentation files (the | |
10 | * "Software"), to deal in the Software without restriction, including | |
11 | * without limitation the rights to use, copy, modify, merge, publish, | |
12 | * distribute, sub license, and/or sell copies of the Software, and to | |
13 | * permit persons to whom the Software is furnished to do so, subject to | |
14 | * the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice (including the | |
17 | * next paragraph) shall be included in all copies or substantial portions | |
18 | * of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
21 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
22 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. | |
23 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR | |
24 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | |
25 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | |
26 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
27 | * | |
0d6aa60b | 28 | */ |
1da177e4 LT |
29 | |
30 | #ifndef _I915_DRV_H_ | |
31 | #define _I915_DRV_H_ | |
32 | ||
e9b73c67 CW |
33 | #include <uapi/drm/i915_drm.h> |
34 | ||
585fb111 | 35 | #include "i915_reg.h" |
79e53945 | 36 | #include "intel_bios.h" |
8187a2b7 | 37 | #include "intel_ringbuffer.h" |
0839ccb8 | 38 | #include <linux/io-mapping.h> |
f899fc64 | 39 | #include <linux/i2c.h> |
c167a6fc | 40 | #include <linux/i2c-algo-bit.h> |
0ade6386 | 41 | #include <drm/intel-gtt.h> |
aaa6fd2a | 42 | #include <linux/backlight.h> |
2911a35b | 43 | #include <linux/intel-iommu.h> |
742cbee8 | 44 | #include <linux/kref.h> |
9ee32fea | 45 | #include <linux/pm_qos.h> |
585fb111 | 46 | |
1da177e4 LT |
47 | /* General customization: |
48 | */ | |
49 | ||
50 | #define DRIVER_AUTHOR "Tungsten Graphics, Inc." | |
51 | ||
52 | #define DRIVER_NAME "i915" | |
53 | #define DRIVER_DESC "Intel Graphics" | |
673a394b | 54 | #define DRIVER_DATE "20080730" |
1da177e4 | 55 | |
317c35d1 JB |
56 | enum pipe { |
57 | PIPE_A = 0, | |
58 | PIPE_B, | |
9db4a9c7 JB |
59 | PIPE_C, |
60 | I915_MAX_PIPES | |
317c35d1 | 61 | }; |
9db4a9c7 | 62 | #define pipe_name(p) ((p) + 'A') |
317c35d1 | 63 | |
a5c961d1 PZ |
64 | enum transcoder { |
65 | TRANSCODER_A = 0, | |
66 | TRANSCODER_B, | |
67 | TRANSCODER_C, | |
68 | TRANSCODER_EDP = 0xF, | |
69 | }; | |
70 | #define transcoder_name(t) ((t) + 'A') | |
71 | ||
80824003 JB |
72 | enum plane { |
73 | PLANE_A = 0, | |
74 | PLANE_B, | |
9db4a9c7 | 75 | PLANE_C, |
80824003 | 76 | }; |
9db4a9c7 | 77 | #define plane_name(p) ((p) + 'A') |
52440211 | 78 | |
06da8da2 VS |
79 | #define sprite_name(p, s) ((p) * dev_priv->num_plane + (s) + 'A') |
80 | ||
2b139522 ED |
81 | enum port { |
82 | PORT_A = 0, | |
83 | PORT_B, | |
84 | PORT_C, | |
85 | PORT_D, | |
86 | PORT_E, | |
87 | I915_MAX_PORTS | |
88 | }; | |
89 | #define port_name(p) ((p) + 'A') | |
90 | ||
b97186f0 PZ |
91 | enum intel_display_power_domain { |
92 | POWER_DOMAIN_PIPE_A, | |
93 | POWER_DOMAIN_PIPE_B, | |
94 | POWER_DOMAIN_PIPE_C, | |
95 | POWER_DOMAIN_PIPE_A_PANEL_FITTER, | |
96 | POWER_DOMAIN_PIPE_B_PANEL_FITTER, | |
97 | POWER_DOMAIN_PIPE_C_PANEL_FITTER, | |
98 | POWER_DOMAIN_TRANSCODER_A, | |
99 | POWER_DOMAIN_TRANSCODER_B, | |
100 | POWER_DOMAIN_TRANSCODER_C, | |
101 | POWER_DOMAIN_TRANSCODER_EDP = POWER_DOMAIN_TRANSCODER_A + 0xF, | |
102 | }; | |
103 | ||
104 | #define POWER_DOMAIN_PIPE(pipe) ((pipe) + POWER_DOMAIN_PIPE_A) | |
105 | #define POWER_DOMAIN_PIPE_PANEL_FITTER(pipe) \ | |
106 | ((pipe) + POWER_DOMAIN_PIPE_A_PANEL_FITTER) | |
107 | #define POWER_DOMAIN_TRANSCODER(tran) ((tran) + POWER_DOMAIN_TRANSCODER_A) | |
108 | ||
1d843f9d EE |
109 | enum hpd_pin { |
110 | HPD_NONE = 0, | |
111 | HPD_PORT_A = HPD_NONE, /* PORT_A is internal */ | |
112 | HPD_TV = HPD_NONE, /* TV is known to be unreliable */ | |
113 | HPD_CRT, | |
114 | HPD_SDVO_B, | |
115 | HPD_SDVO_C, | |
116 | HPD_PORT_B, | |
117 | HPD_PORT_C, | |
118 | HPD_PORT_D, | |
119 | HPD_NUM_PINS | |
120 | }; | |
121 | ||
2a2d5482 CW |
122 | #define I915_GEM_GPU_DOMAINS \ |
123 | (I915_GEM_DOMAIN_RENDER | \ | |
124 | I915_GEM_DOMAIN_SAMPLER | \ | |
125 | I915_GEM_DOMAIN_COMMAND | \ | |
126 | I915_GEM_DOMAIN_INSTRUCTION | \ | |
127 | I915_GEM_DOMAIN_VERTEX) | |
62fdfeaf | 128 | |
7eb552ae | 129 | #define for_each_pipe(p) for ((p) = 0; (p) < INTEL_INFO(dev)->num_pipes; (p)++) |
9db4a9c7 | 130 | |
6c2b7c12 DV |
131 | #define for_each_encoder_on_crtc(dev, __crtc, intel_encoder) \ |
132 | list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ | |
133 | if ((intel_encoder)->base.crtc == (__crtc)) | |
134 | ||
e7b903d2 DV |
135 | struct drm_i915_private; |
136 | ||
46edb027 DV |
137 | enum intel_dpll_id { |
138 | DPLL_ID_PRIVATE = -1, /* non-shared dpll in use */ | |
139 | /* real shared dpll ids must be >= 0 */ | |
140 | DPLL_ID_PCH_PLL_A, | |
141 | DPLL_ID_PCH_PLL_B, | |
142 | }; | |
143 | #define I915_NUM_PLLS 2 | |
144 | ||
5358901f DV |
145 | struct intel_dpll_hw_state { |
146 | }; | |
147 | ||
e72f9fbf | 148 | struct intel_shared_dpll { |
ee7b9f93 JB |
149 | int refcount; /* count of number of CRTCs sharing this PLL */ |
150 | int active; /* count of number of active CRTCs (i.e. DPMS on) */ | |
151 | bool on; /* is the PLL actually active? Disabled during modeset */ | |
46edb027 DV |
152 | const char *name; |
153 | /* should match the index in the dev_priv->shared_dplls array */ | |
154 | enum intel_dpll_id id; | |
5358901f | 155 | struct intel_dpll_hw_state hw_state; |
e7b903d2 DV |
156 | void (*enable)(struct drm_i915_private *dev_priv, |
157 | struct intel_shared_dpll *pll); | |
158 | void (*disable)(struct drm_i915_private *dev_priv, | |
159 | struct intel_shared_dpll *pll); | |
5358901f DV |
160 | bool (*get_hw_state)(struct drm_i915_private *dev_priv, |
161 | struct intel_shared_dpll *pll, | |
162 | struct intel_dpll_hw_state *hw_state); | |
ee7b9f93 | 163 | }; |
e2b78267 | 164 | |
e69d0bc1 DV |
165 | /* Used by dp and fdi links */ |
166 | struct intel_link_m_n { | |
167 | uint32_t tu; | |
168 | uint32_t gmch_m; | |
169 | uint32_t gmch_n; | |
170 | uint32_t link_m; | |
171 | uint32_t link_n; | |
172 | }; | |
173 | ||
174 | void intel_link_compute_m_n(int bpp, int nlanes, | |
175 | int pixel_clock, int link_clock, | |
176 | struct intel_link_m_n *m_n); | |
177 | ||
6441ab5f PZ |
178 | struct intel_ddi_plls { |
179 | int spll_refcount; | |
180 | int wrpll1_refcount; | |
181 | int wrpll2_refcount; | |
182 | }; | |
183 | ||
1da177e4 LT |
184 | /* Interface history: |
185 | * | |
186 | * 1.1: Original. | |
0d6aa60b DA |
187 | * 1.2: Add Power Management |
188 | * 1.3: Add vblank support | |
de227f5f | 189 | * 1.4: Fix cmdbuffer path, add heap destroy |
702880f2 | 190 | * 1.5: Add vblank pipe configuration |
2228ed67 MCA |
191 | * 1.6: - New ioctl for scheduling buffer swaps on vertical blank |
192 | * - Support vertical blank on secondary display pipe | |
1da177e4 LT |
193 | */ |
194 | #define DRIVER_MAJOR 1 | |
2228ed67 | 195 | #define DRIVER_MINOR 6 |
1da177e4 LT |
196 | #define DRIVER_PATCHLEVEL 0 |
197 | ||
673a394b | 198 | #define WATCH_COHERENCY 0 |
23bc5982 | 199 | #define WATCH_LISTS 0 |
42d6ab48 | 200 | #define WATCH_GTT 0 |
673a394b | 201 | |
71acb5eb DA |
202 | #define I915_GEM_PHYS_CURSOR_0 1 |
203 | #define I915_GEM_PHYS_CURSOR_1 2 | |
204 | #define I915_GEM_PHYS_OVERLAY_REGS 3 | |
205 | #define I915_MAX_PHYS_OBJECT (I915_GEM_PHYS_OVERLAY_REGS) | |
206 | ||
207 | struct drm_i915_gem_phys_object { | |
208 | int id; | |
209 | struct page **page_list; | |
210 | drm_dma_handle_t *handle; | |
05394f39 | 211 | struct drm_i915_gem_object *cur_obj; |
71acb5eb DA |
212 | }; |
213 | ||
0a3e67a4 JB |
214 | struct opregion_header; |
215 | struct opregion_acpi; | |
216 | struct opregion_swsci; | |
217 | struct opregion_asle; | |
218 | ||
8ee1c3db | 219 | struct intel_opregion { |
5bc4418b BW |
220 | struct opregion_header __iomem *header; |
221 | struct opregion_acpi __iomem *acpi; | |
222 | struct opregion_swsci __iomem *swsci; | |
223 | struct opregion_asle __iomem *asle; | |
224 | void __iomem *vbt; | |
01fe9dbd | 225 | u32 __iomem *lid_state; |
8ee1c3db | 226 | }; |
44834a67 | 227 | #define OPREGION_SIZE (8*1024) |
8ee1c3db | 228 | |
6ef3d427 CW |
229 | struct intel_overlay; |
230 | struct intel_overlay_error_state; | |
231 | ||
7c1c2871 DA |
232 | struct drm_i915_master_private { |
233 | drm_local_map_t *sarea; | |
234 | struct _drm_i915_sarea *sarea_priv; | |
235 | }; | |
de151cf6 | 236 | #define I915_FENCE_REG_NONE -1 |
42b5aeab VS |
237 | #define I915_MAX_NUM_FENCES 32 |
238 | /* 32 fences + sign bit for FENCE_REG_NONE */ | |
239 | #define I915_MAX_NUM_FENCE_BITS 6 | |
de151cf6 JB |
240 | |
241 | struct drm_i915_fence_reg { | |
007cc8ac | 242 | struct list_head lru_list; |
caea7476 | 243 | struct drm_i915_gem_object *obj; |
1690e1eb | 244 | int pin_count; |
de151cf6 | 245 | }; |
7c1c2871 | 246 | |
9b9d172d | 247 | struct sdvo_device_mapping { |
e957d772 | 248 | u8 initialized; |
9b9d172d | 249 | u8 dvo_port; |
250 | u8 slave_addr; | |
251 | u8 dvo_wiring; | |
e957d772 | 252 | u8 i2c_pin; |
b1083333 | 253 | u8 ddc_pin; |
9b9d172d | 254 | }; |
255 | ||
c4a1d9e4 CW |
256 | struct intel_display_error_state; |
257 | ||
63eeaf38 | 258 | struct drm_i915_error_state { |
742cbee8 | 259 | struct kref ref; |
63eeaf38 JB |
260 | u32 eir; |
261 | u32 pgtbl_er; | |
be998e2e | 262 | u32 ier; |
b9a3906b | 263 | u32 ccid; |
0f3b6849 CW |
264 | u32 derrmr; |
265 | u32 forcewake; | |
9574b3fe | 266 | bool waiting[I915_NUM_RINGS]; |
9db4a9c7 | 267 | u32 pipestat[I915_MAX_PIPES]; |
c1cd90ed DV |
268 | u32 tail[I915_NUM_RINGS]; |
269 | u32 head[I915_NUM_RINGS]; | |
0f3b6849 | 270 | u32 ctl[I915_NUM_RINGS]; |
d27b1e0e DV |
271 | u32 ipeir[I915_NUM_RINGS]; |
272 | u32 ipehr[I915_NUM_RINGS]; | |
273 | u32 instdone[I915_NUM_RINGS]; | |
274 | u32 acthd[I915_NUM_RINGS]; | |
7e3b8737 | 275 | u32 semaphore_mboxes[I915_NUM_RINGS][I915_NUM_RINGS - 1]; |
df2b23d9 | 276 | u32 semaphore_seqno[I915_NUM_RINGS][I915_NUM_RINGS - 1]; |
12f55818 | 277 | u32 rc_psmi[I915_NUM_RINGS]; /* sleep state */ |
7e3b8737 DV |
278 | /* our own tracking of ring head and tail */ |
279 | u32 cpu_ring_head[I915_NUM_RINGS]; | |
280 | u32 cpu_ring_tail[I915_NUM_RINGS]; | |
1d8f38f4 | 281 | u32 error; /* gen6+ */ |
71e172e8 | 282 | u32 err_int; /* gen7 */ |
c1cd90ed DV |
283 | u32 instpm[I915_NUM_RINGS]; |
284 | u32 instps[I915_NUM_RINGS]; | |
050ee91f | 285 | u32 extra_instdone[I915_NUM_INSTDONE_REG]; |
d27b1e0e | 286 | u32 seqno[I915_NUM_RINGS]; |
9df30794 | 287 | u64 bbaddr; |
33f3f518 DV |
288 | u32 fault_reg[I915_NUM_RINGS]; |
289 | u32 done_reg; | |
c1cd90ed | 290 | u32 faddr[I915_NUM_RINGS]; |
4b9de737 | 291 | u64 fence[I915_MAX_NUM_FENCES]; |
63eeaf38 | 292 | struct timeval time; |
52d39a21 CW |
293 | struct drm_i915_error_ring { |
294 | struct drm_i915_error_object { | |
295 | int page_count; | |
296 | u32 gtt_offset; | |
297 | u32 *pages[0]; | |
8c123e54 | 298 | } *ringbuffer, *batchbuffer, *ctx; |
52d39a21 CW |
299 | struct drm_i915_error_request { |
300 | long jiffies; | |
301 | u32 seqno; | |
ee4f42b1 | 302 | u32 tail; |
52d39a21 CW |
303 | } *requests; |
304 | int num_requests; | |
305 | } ring[I915_NUM_RINGS]; | |
9df30794 | 306 | struct drm_i915_error_buffer { |
a779e5ab | 307 | u32 size; |
9df30794 | 308 | u32 name; |
0201f1ec | 309 | u32 rseqno, wseqno; |
9df30794 CW |
310 | u32 gtt_offset; |
311 | u32 read_domains; | |
312 | u32 write_domain; | |
4b9de737 | 313 | s32 fence_reg:I915_MAX_NUM_FENCE_BITS; |
9df30794 CW |
314 | s32 pinned:2; |
315 | u32 tiling:2; | |
316 | u32 dirty:1; | |
317 | u32 purgeable:1; | |
5d1333fc | 318 | s32 ring:4; |
93dfb40c | 319 | u32 cache_level:2; |
c724e8a9 CW |
320 | } *active_bo, *pinned_bo; |
321 | u32 active_bo_count, pinned_bo_count; | |
6ef3d427 | 322 | struct intel_overlay_error_state *overlay; |
c4a1d9e4 | 323 | struct intel_display_error_state *display; |
63eeaf38 JB |
324 | }; |
325 | ||
b8cecdf5 | 326 | struct intel_crtc_config; |
0e8ffe1b | 327 | struct intel_crtc; |
ee9300bb DV |
328 | struct intel_limit; |
329 | struct dpll; | |
b8cecdf5 | 330 | |
e70236a8 | 331 | struct drm_i915_display_funcs { |
ee5382ae | 332 | bool (*fbc_enabled)(struct drm_device *dev); |
e70236a8 JB |
333 | void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval); |
334 | void (*disable_fbc)(struct drm_device *dev); | |
335 | int (*get_display_clock_speed)(struct drm_device *dev); | |
336 | int (*get_fifo_size)(struct drm_device *dev, int plane); | |
ee9300bb DV |
337 | /** |
338 | * find_dpll() - Find the best values for the PLL | |
339 | * @limit: limits for the PLL | |
340 | * @crtc: current CRTC | |
341 | * @target: target frequency in kHz | |
342 | * @refclk: reference clock frequency in kHz | |
343 | * @match_clock: if provided, @best_clock P divider must | |
344 | * match the P divider from @match_clock | |
345 | * used for LVDS downclocking | |
346 | * @best_clock: best PLL values found | |
347 | * | |
348 | * Returns true on success, false on failure. | |
349 | */ | |
350 | bool (*find_dpll)(const struct intel_limit *limit, | |
351 | struct drm_crtc *crtc, | |
352 | int target, int refclk, | |
353 | struct dpll *match_clock, | |
354 | struct dpll *best_clock); | |
d210246a | 355 | void (*update_wm)(struct drm_device *dev); |
b840d907 | 356 | void (*update_sprite_wm)(struct drm_device *dev, int pipe, |
4c4ff43a PZ |
357 | uint32_t sprite_width, int pixel_size, |
358 | bool enable); | |
47fab737 | 359 | void (*modeset_global_resources)(struct drm_device *dev); |
0e8ffe1b DV |
360 | /* Returns the active state of the crtc, and if the crtc is active, |
361 | * fills out the pipe-config with the hw state. */ | |
362 | bool (*get_pipe_config)(struct intel_crtc *, | |
363 | struct intel_crtc_config *); | |
f564048e | 364 | int (*crtc_mode_set)(struct drm_crtc *crtc, |
f564048e EA |
365 | int x, int y, |
366 | struct drm_framebuffer *old_fb); | |
76e5a89c DV |
367 | void (*crtc_enable)(struct drm_crtc *crtc); |
368 | void (*crtc_disable)(struct drm_crtc *crtc); | |
ee7b9f93 | 369 | void (*off)(struct drm_crtc *crtc); |
e0dac65e WF |
370 | void (*write_eld)(struct drm_connector *connector, |
371 | struct drm_crtc *crtc); | |
674cf967 | 372 | void (*fdi_link_train)(struct drm_crtc *crtc); |
6067aaea | 373 | void (*init_clock_gating)(struct drm_device *dev); |
8c9f3aaf JB |
374 | int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc, |
375 | struct drm_framebuffer *fb, | |
376 | struct drm_i915_gem_object *obj); | |
17638cd6 JB |
377 | int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb, |
378 | int x, int y); | |
20afbda2 | 379 | void (*hpd_irq_setup)(struct drm_device *dev); |
e70236a8 JB |
380 | /* clock updates for mode set */ |
381 | /* cursor updates */ | |
382 | /* render clock increase/decrease */ | |
383 | /* display clock increase/decrease */ | |
384 | /* pll clock increase/decrease */ | |
e70236a8 JB |
385 | }; |
386 | ||
990bbdad CW |
387 | struct drm_i915_gt_funcs { |
388 | void (*force_wake_get)(struct drm_i915_private *dev_priv); | |
389 | void (*force_wake_put)(struct drm_i915_private *dev_priv); | |
390 | }; | |
391 | ||
79fc46df DL |
392 | #define DEV_INFO_FOR_EACH_FLAG(func, sep) \ |
393 | func(is_mobile) sep \ | |
394 | func(is_i85x) sep \ | |
395 | func(is_i915g) sep \ | |
396 | func(is_i945gm) sep \ | |
397 | func(is_g33) sep \ | |
398 | func(need_gfx_hws) sep \ | |
399 | func(is_g4x) sep \ | |
400 | func(is_pineview) sep \ | |
401 | func(is_broadwater) sep \ | |
402 | func(is_crestline) sep \ | |
403 | func(is_ivybridge) sep \ | |
404 | func(is_valleyview) sep \ | |
405 | func(is_haswell) sep \ | |
406 | func(has_force_wake) sep \ | |
407 | func(has_fbc) sep \ | |
408 | func(has_pipe_cxsr) sep \ | |
409 | func(has_hotplug) sep \ | |
410 | func(cursor_needs_physical) sep \ | |
411 | func(has_overlay) sep \ | |
412 | func(overlay_needs_physical) sep \ | |
413 | func(supports_tv) sep \ | |
414 | func(has_bsd_ring) sep \ | |
415 | func(has_blt_ring) sep \ | |
f72a1183 | 416 | func(has_vebox_ring) sep \ |
dd93be58 | 417 | func(has_llc) sep \ |
30568c45 DL |
418 | func(has_ddi) sep \ |
419 | func(has_fpga_dbg) | |
c96ea64e | 420 | |
a587f779 DL |
421 | #define DEFINE_FLAG(name) u8 name:1 |
422 | #define SEP_SEMICOLON ; | |
423 | ||
cfdf1fa2 | 424 | struct intel_device_info { |
10fce67a | 425 | u32 display_mmio_offset; |
7eb552ae | 426 | u8 num_pipes:3; |
c96c3a8c | 427 | u8 gen; |
a587f779 | 428 | DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG, SEP_SEMICOLON); |
cfdf1fa2 KH |
429 | }; |
430 | ||
a587f779 DL |
431 | #undef DEFINE_FLAG |
432 | #undef SEP_SEMICOLON | |
433 | ||
7faf1ab2 DV |
434 | enum i915_cache_level { |
435 | I915_CACHE_NONE = 0, | |
436 | I915_CACHE_LLC, | |
437 | I915_CACHE_LLC_MLC, /* gen6+, in docs at least! */ | |
438 | }; | |
439 | ||
2d04befb KG |
440 | typedef uint32_t gen6_gtt_pte_t; |
441 | ||
5d4545ae BW |
442 | /* The Graphics Translation Table is the way in which GEN hardware translates a |
443 | * Graphics Virtual Address into a Physical Address. In addition to the normal | |
444 | * collateral associated with any va->pa translations GEN hardware also has a | |
445 | * portion of the GTT which can be mapped by the CPU and remain both coherent | |
446 | * and correct (in cases like swizzling). That region is referred to as GMADR in | |
447 | * the spec. | |
448 | */ | |
449 | struct i915_gtt { | |
450 | unsigned long start; /* Start offset of used GTT */ | |
451 | size_t total; /* Total size GTT can map */ | |
baa09f5f | 452 | size_t stolen_size; /* Total size of stolen memory */ |
5d4545ae BW |
453 | |
454 | unsigned long mappable_end; /* End offset that we can CPU map */ | |
455 | struct io_mapping *mappable; /* Mapping to our CPU mappable region */ | |
456 | phys_addr_t mappable_base; /* PA of our GMADR */ | |
457 | ||
458 | /** "Graphics Stolen Memory" holds the global PTEs */ | |
459 | void __iomem *gsm; | |
a81cc00c BW |
460 | |
461 | bool do_idle_maps; | |
9c61a32d BW |
462 | dma_addr_t scratch_page_dma; |
463 | struct page *scratch_page; | |
7faf1ab2 DV |
464 | |
465 | /* global gtt ops */ | |
baa09f5f | 466 | int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total, |
41907ddc BW |
467 | size_t *stolen, phys_addr_t *mappable_base, |
468 | unsigned long *mappable_end); | |
baa09f5f | 469 | void (*gtt_remove)(struct drm_device *dev); |
7faf1ab2 DV |
470 | void (*gtt_clear_range)(struct drm_device *dev, |
471 | unsigned int first_entry, | |
472 | unsigned int num_entries); | |
473 | void (*gtt_insert_entries)(struct drm_device *dev, | |
474 | struct sg_table *st, | |
475 | unsigned int pg_start, | |
476 | enum i915_cache_level cache_level); | |
2d04befb KG |
477 | gen6_gtt_pte_t (*pte_encode)(struct drm_device *dev, |
478 | dma_addr_t addr, | |
479 | enum i915_cache_level level); | |
5d4545ae | 480 | }; |
a54c0c27 | 481 | #define gtt_total_entries(gtt) ((gtt).total >> PAGE_SHIFT) |
5d4545ae | 482 | |
1d2a314c DV |
483 | #define I915_PPGTT_PD_ENTRIES 512 |
484 | #define I915_PPGTT_PT_ENTRIES 1024 | |
485 | struct i915_hw_ppgtt { | |
8f2c59f0 | 486 | struct drm_device *dev; |
1d2a314c DV |
487 | unsigned num_pd_entries; |
488 | struct page **pt_pages; | |
489 | uint32_t pd_offset; | |
490 | dma_addr_t *pt_dma_addr; | |
491 | dma_addr_t scratch_page_dma_addr; | |
def886c3 DV |
492 | |
493 | /* pte functions, mirroring the interface of the global gtt. */ | |
494 | void (*clear_range)(struct i915_hw_ppgtt *ppgtt, | |
495 | unsigned int first_entry, | |
496 | unsigned int num_entries); | |
497 | void (*insert_entries)(struct i915_hw_ppgtt *ppgtt, | |
498 | struct sg_table *st, | |
499 | unsigned int pg_start, | |
500 | enum i915_cache_level cache_level); | |
2d04befb KG |
501 | gen6_gtt_pte_t (*pte_encode)(struct drm_device *dev, |
502 | dma_addr_t addr, | |
503 | enum i915_cache_level level); | |
b7c36d25 | 504 | int (*enable)(struct drm_device *dev); |
3440d265 | 505 | void (*cleanup)(struct i915_hw_ppgtt *ppgtt); |
1d2a314c DV |
506 | }; |
507 | ||
40521054 BW |
508 | |
509 | /* This must match up with the value previously used for execbuf2.rsvd1. */ | |
510 | #define DEFAULT_CONTEXT_ID 0 | |
511 | struct i915_hw_context { | |
dce3271b | 512 | struct kref ref; |
40521054 | 513 | int id; |
e0556841 | 514 | bool is_initialized; |
40521054 BW |
515 | struct drm_i915_file_private *file_priv; |
516 | struct intel_ring_buffer *ring; | |
517 | struct drm_i915_gem_object *obj; | |
518 | }; | |
519 | ||
b5e50c3f | 520 | enum no_fbc_reason { |
bed4a673 | 521 | FBC_NO_OUTPUT, /* no outputs enabled to compress */ |
b5e50c3f JB |
522 | FBC_STOLEN_TOO_SMALL, /* not enough space to hold compressed buffers */ |
523 | FBC_UNSUPPORTED_MODE, /* interlace or doublescanned mode */ | |
524 | FBC_MODE_TOO_LARGE, /* mode too large for compression */ | |
525 | FBC_BAD_PLANE, /* fbc not supported on plane */ | |
526 | FBC_NOT_TILED, /* buffer not tiled */ | |
9c928d16 | 527 | FBC_MULTIPLE_PIPES, /* more than one pipe active */ |
c1a9f047 | 528 | FBC_MODULE_PARAM, |
b5e50c3f JB |
529 | }; |
530 | ||
3bad0781 | 531 | enum intel_pch { |
f0350830 | 532 | PCH_NONE = 0, /* No PCH present */ |
3bad0781 ZW |
533 | PCH_IBX, /* Ibexpeak PCH */ |
534 | PCH_CPT, /* Cougarpoint PCH */ | |
eb877ebf | 535 | PCH_LPT, /* Lynxpoint PCH */ |
40c7ead9 | 536 | PCH_NOP, |
3bad0781 ZW |
537 | }; |
538 | ||
988d6ee8 PZ |
539 | enum intel_sbi_destination { |
540 | SBI_ICLK, | |
541 | SBI_MPHY, | |
542 | }; | |
543 | ||
b690e96c | 544 | #define QUIRK_PIPEA_FORCE (1<<0) |
435793df | 545 | #define QUIRK_LVDS_SSC_DISABLE (1<<1) |
4dca20ef | 546 | #define QUIRK_INVERT_BRIGHTNESS (1<<2) |
b690e96c | 547 | |
8be48d92 | 548 | struct intel_fbdev; |
1630fe75 | 549 | struct intel_fbc_work; |
38651674 | 550 | |
c2b9152f DV |
551 | struct intel_gmbus { |
552 | struct i2c_adapter adapter; | |
f2ce9faf | 553 | u32 force_bit; |
c2b9152f | 554 | u32 reg0; |
36c785f0 | 555 | u32 gpio_reg; |
c167a6fc | 556 | struct i2c_algo_bit_data bit_algo; |
c2b9152f DV |
557 | struct drm_i915_private *dev_priv; |
558 | }; | |
559 | ||
f4c956ad | 560 | struct i915_suspend_saved_registers { |
ba8bbcf6 JB |
561 | u8 saveLBB; |
562 | u32 saveDSPACNTR; | |
563 | u32 saveDSPBCNTR; | |
e948e994 | 564 | u32 saveDSPARB; |
ba8bbcf6 JB |
565 | u32 savePIPEACONF; |
566 | u32 savePIPEBCONF; | |
567 | u32 savePIPEASRC; | |
568 | u32 savePIPEBSRC; | |
569 | u32 saveFPA0; | |
570 | u32 saveFPA1; | |
571 | u32 saveDPLL_A; | |
572 | u32 saveDPLL_A_MD; | |
573 | u32 saveHTOTAL_A; | |
574 | u32 saveHBLANK_A; | |
575 | u32 saveHSYNC_A; | |
576 | u32 saveVTOTAL_A; | |
577 | u32 saveVBLANK_A; | |
578 | u32 saveVSYNC_A; | |
579 | u32 saveBCLRPAT_A; | |
5586c8bc | 580 | u32 saveTRANSACONF; |
42048781 ZW |
581 | u32 saveTRANS_HTOTAL_A; |
582 | u32 saveTRANS_HBLANK_A; | |
583 | u32 saveTRANS_HSYNC_A; | |
584 | u32 saveTRANS_VTOTAL_A; | |
585 | u32 saveTRANS_VBLANK_A; | |
586 | u32 saveTRANS_VSYNC_A; | |
0da3ea12 | 587 | u32 savePIPEASTAT; |
ba8bbcf6 JB |
588 | u32 saveDSPASTRIDE; |
589 | u32 saveDSPASIZE; | |
590 | u32 saveDSPAPOS; | |
585fb111 | 591 | u32 saveDSPAADDR; |
ba8bbcf6 JB |
592 | u32 saveDSPASURF; |
593 | u32 saveDSPATILEOFF; | |
594 | u32 savePFIT_PGM_RATIOS; | |
0eb96d6e | 595 | u32 saveBLC_HIST_CTL; |
ba8bbcf6 JB |
596 | u32 saveBLC_PWM_CTL; |
597 | u32 saveBLC_PWM_CTL2; | |
42048781 ZW |
598 | u32 saveBLC_CPU_PWM_CTL; |
599 | u32 saveBLC_CPU_PWM_CTL2; | |
ba8bbcf6 JB |
600 | u32 saveFPB0; |
601 | u32 saveFPB1; | |
602 | u32 saveDPLL_B; | |
603 | u32 saveDPLL_B_MD; | |
604 | u32 saveHTOTAL_B; | |
605 | u32 saveHBLANK_B; | |
606 | u32 saveHSYNC_B; | |
607 | u32 saveVTOTAL_B; | |
608 | u32 saveVBLANK_B; | |
609 | u32 saveVSYNC_B; | |
610 | u32 saveBCLRPAT_B; | |
5586c8bc | 611 | u32 saveTRANSBCONF; |
42048781 ZW |
612 | u32 saveTRANS_HTOTAL_B; |
613 | u32 saveTRANS_HBLANK_B; | |
614 | u32 saveTRANS_HSYNC_B; | |
615 | u32 saveTRANS_VTOTAL_B; | |
616 | u32 saveTRANS_VBLANK_B; | |
617 | u32 saveTRANS_VSYNC_B; | |
0da3ea12 | 618 | u32 savePIPEBSTAT; |
ba8bbcf6 JB |
619 | u32 saveDSPBSTRIDE; |
620 | u32 saveDSPBSIZE; | |
621 | u32 saveDSPBPOS; | |
585fb111 | 622 | u32 saveDSPBADDR; |
ba8bbcf6 JB |
623 | u32 saveDSPBSURF; |
624 | u32 saveDSPBTILEOFF; | |
585fb111 JB |
625 | u32 saveVGA0; |
626 | u32 saveVGA1; | |
627 | u32 saveVGA_PD; | |
ba8bbcf6 JB |
628 | u32 saveVGACNTRL; |
629 | u32 saveADPA; | |
630 | u32 saveLVDS; | |
585fb111 JB |
631 | u32 savePP_ON_DELAYS; |
632 | u32 savePP_OFF_DELAYS; | |
ba8bbcf6 JB |
633 | u32 saveDVOA; |
634 | u32 saveDVOB; | |
635 | u32 saveDVOC; | |
636 | u32 savePP_ON; | |
637 | u32 savePP_OFF; | |
638 | u32 savePP_CONTROL; | |
585fb111 | 639 | u32 savePP_DIVISOR; |
ba8bbcf6 JB |
640 | u32 savePFIT_CONTROL; |
641 | u32 save_palette_a[256]; | |
642 | u32 save_palette_b[256]; | |
06027f91 | 643 | u32 saveDPFC_CB_BASE; |
ba8bbcf6 JB |
644 | u32 saveFBC_CFB_BASE; |
645 | u32 saveFBC_LL_BASE; | |
646 | u32 saveFBC_CONTROL; | |
647 | u32 saveFBC_CONTROL2; | |
0da3ea12 JB |
648 | u32 saveIER; |
649 | u32 saveIIR; | |
650 | u32 saveIMR; | |
42048781 ZW |
651 | u32 saveDEIER; |
652 | u32 saveDEIMR; | |
653 | u32 saveGTIER; | |
654 | u32 saveGTIMR; | |
655 | u32 saveFDI_RXA_IMR; | |
656 | u32 saveFDI_RXB_IMR; | |
1f84e550 | 657 | u32 saveCACHE_MODE_0; |
1f84e550 | 658 | u32 saveMI_ARB_STATE; |
ba8bbcf6 JB |
659 | u32 saveSWF0[16]; |
660 | u32 saveSWF1[16]; | |
661 | u32 saveSWF2[3]; | |
662 | u8 saveMSR; | |
663 | u8 saveSR[8]; | |
123f794f | 664 | u8 saveGR[25]; |
ba8bbcf6 | 665 | u8 saveAR_INDEX; |
a59e122a | 666 | u8 saveAR[21]; |
ba8bbcf6 | 667 | u8 saveDACMASK; |
a59e122a | 668 | u8 saveCR[37]; |
4b9de737 | 669 | uint64_t saveFENCE[I915_MAX_NUM_FENCES]; |
1fd1c624 EA |
670 | u32 saveCURACNTR; |
671 | u32 saveCURAPOS; | |
672 | u32 saveCURABASE; | |
673 | u32 saveCURBCNTR; | |
674 | u32 saveCURBPOS; | |
675 | u32 saveCURBBASE; | |
676 | u32 saveCURSIZE; | |
a4fc5ed6 KP |
677 | u32 saveDP_B; |
678 | u32 saveDP_C; | |
679 | u32 saveDP_D; | |
680 | u32 savePIPEA_GMCH_DATA_M; | |
681 | u32 savePIPEB_GMCH_DATA_M; | |
682 | u32 savePIPEA_GMCH_DATA_N; | |
683 | u32 savePIPEB_GMCH_DATA_N; | |
684 | u32 savePIPEA_DP_LINK_M; | |
685 | u32 savePIPEB_DP_LINK_M; | |
686 | u32 savePIPEA_DP_LINK_N; | |
687 | u32 savePIPEB_DP_LINK_N; | |
42048781 ZW |
688 | u32 saveFDI_RXA_CTL; |
689 | u32 saveFDI_TXA_CTL; | |
690 | u32 saveFDI_RXB_CTL; | |
691 | u32 saveFDI_TXB_CTL; | |
692 | u32 savePFA_CTL_1; | |
693 | u32 savePFB_CTL_1; | |
694 | u32 savePFA_WIN_SZ; | |
695 | u32 savePFB_WIN_SZ; | |
696 | u32 savePFA_WIN_POS; | |
697 | u32 savePFB_WIN_POS; | |
5586c8bc ZW |
698 | u32 savePCH_DREF_CONTROL; |
699 | u32 saveDISP_ARB_CTL; | |
700 | u32 savePIPEA_DATA_M1; | |
701 | u32 savePIPEA_DATA_N1; | |
702 | u32 savePIPEA_LINK_M1; | |
703 | u32 savePIPEA_LINK_N1; | |
704 | u32 savePIPEB_DATA_M1; | |
705 | u32 savePIPEB_DATA_N1; | |
706 | u32 savePIPEB_LINK_M1; | |
707 | u32 savePIPEB_LINK_N1; | |
b5b72e89 | 708 | u32 saveMCHBAR_RENDER_STANDBY; |
cda2bb78 | 709 | u32 savePCH_PORT_HOTPLUG; |
f4c956ad | 710 | }; |
c85aa885 DV |
711 | |
712 | struct intel_gen6_power_mgmt { | |
713 | struct work_struct work; | |
52ceb908 | 714 | struct delayed_work vlv_work; |
c85aa885 DV |
715 | u32 pm_iir; |
716 | /* lock - irqsave spinlock that protectects the work_struct and | |
717 | * pm_iir. */ | |
718 | spinlock_t lock; | |
719 | ||
720 | /* The below variables an all the rps hw state are protected by | |
721 | * dev->struct mutext. */ | |
722 | u8 cur_delay; | |
723 | u8 min_delay; | |
724 | u8 max_delay; | |
52ceb908 | 725 | u8 rpe_delay; |
31c77388 | 726 | u8 hw_max; |
1a01ab3b JB |
727 | |
728 | struct delayed_work delayed_resume_work; | |
4fc688ce JB |
729 | |
730 | /* | |
731 | * Protects RPS/RC6 register access and PCU communication. | |
732 | * Must be taken after struct_mutex if nested. | |
733 | */ | |
734 | struct mutex hw_lock; | |
c85aa885 DV |
735 | }; |
736 | ||
1a240d4d DV |
737 | /* defined intel_pm.c */ |
738 | extern spinlock_t mchdev_lock; | |
739 | ||
c85aa885 DV |
740 | struct intel_ilk_power_mgmt { |
741 | u8 cur_delay; | |
742 | u8 min_delay; | |
743 | u8 max_delay; | |
744 | u8 fmax; | |
745 | u8 fstart; | |
746 | ||
747 | u64 last_count1; | |
748 | unsigned long last_time1; | |
749 | unsigned long chipset_power; | |
750 | u64 last_count2; | |
751 | struct timespec last_time2; | |
752 | unsigned long gfx_power; | |
753 | u8 corr; | |
754 | ||
755 | int c_m; | |
756 | int r_t; | |
3e373948 DV |
757 | |
758 | struct drm_i915_gem_object *pwrctx; | |
759 | struct drm_i915_gem_object *renderctx; | |
c85aa885 DV |
760 | }; |
761 | ||
a38911a3 WX |
762 | /* Power well structure for haswell */ |
763 | struct i915_power_well { | |
764 | struct drm_device *device; | |
765 | spinlock_t lock; | |
766 | /* power well enable/disable usage count */ | |
767 | int count; | |
768 | int i915_request; | |
769 | }; | |
770 | ||
231f42a4 DV |
771 | struct i915_dri1_state { |
772 | unsigned allow_batchbuffer : 1; | |
773 | u32 __iomem *gfx_hws_cpu_addr; | |
774 | ||
775 | unsigned int cpp; | |
776 | int back_offset; | |
777 | int front_offset; | |
778 | int current_page; | |
779 | int page_flipping; | |
780 | ||
781 | uint32_t counter; | |
782 | }; | |
783 | ||
a4da4fa4 DV |
784 | struct intel_l3_parity { |
785 | u32 *remap_info; | |
786 | struct work_struct error_work; | |
787 | }; | |
788 | ||
4b5aed62 | 789 | struct i915_gem_mm { |
4b5aed62 DV |
790 | /** Memory allocator for GTT stolen memory */ |
791 | struct drm_mm stolen; | |
792 | /** Memory allocator for GTT */ | |
793 | struct drm_mm gtt_space; | |
794 | /** List of all objects in gtt_space. Used to restore gtt | |
795 | * mappings on resume */ | |
796 | struct list_head bound_list; | |
797 | /** | |
798 | * List of objects which are not bound to the GTT (thus | |
799 | * are idle and not used by the GPU) but still have | |
800 | * (presumably uncached) pages still attached. | |
801 | */ | |
802 | struct list_head unbound_list; | |
803 | ||
804 | /** Usable portion of the GTT for GEM */ | |
805 | unsigned long stolen_base; /* limited to low memory (32-bit) */ | |
806 | ||
807 | int gtt_mtrr; | |
808 | ||
809 | /** PPGTT used for aliasing the PPGTT with the GTT */ | |
810 | struct i915_hw_ppgtt *aliasing_ppgtt; | |
811 | ||
812 | struct shrinker inactive_shrinker; | |
813 | bool shrinker_no_lock_stealing; | |
814 | ||
815 | /** | |
816 | * List of objects currently involved in rendering. | |
817 | * | |
818 | * Includes buffers having the contents of their GPU caches | |
819 | * flushed, not necessarily primitives. last_rendering_seqno | |
820 | * represents when the rendering involved will be completed. | |
821 | * | |
822 | * A reference is held on the buffer while on this list. | |
823 | */ | |
824 | struct list_head active_list; | |
825 | ||
826 | /** | |
827 | * LRU list of objects which are not in the ringbuffer and | |
828 | * are ready to unbind, but are still in the GTT. | |
829 | * | |
830 | * last_rendering_seqno is 0 while an object is in this list. | |
831 | * | |
832 | * A reference is not held on the buffer while on this list, | |
833 | * as merely being GTT-bound shouldn't prevent its being | |
834 | * freed, and we'll pull it off the list in the free path. | |
835 | */ | |
836 | struct list_head inactive_list; | |
837 | ||
838 | /** LRU list of objects with fence regs on them. */ | |
839 | struct list_head fence_list; | |
840 | ||
841 | /** | |
842 | * We leave the user IRQ off as much as possible, | |
843 | * but this means that requests will finish and never | |
844 | * be retired once the system goes idle. Set a timer to | |
845 | * fire periodically while the ring is running. When it | |
846 | * fires, go retire requests. | |
847 | */ | |
848 | struct delayed_work retire_work; | |
849 | ||
850 | /** | |
851 | * Are we in a non-interruptible section of code like | |
852 | * modesetting? | |
853 | */ | |
854 | bool interruptible; | |
855 | ||
856 | /** | |
857 | * Flag if the X Server, and thus DRM, is not currently in | |
858 | * control of the device. | |
859 | * | |
860 | * This is set between LeaveVT and EnterVT. It needs to be | |
861 | * replaced with a semaphore. It also needs to be | |
862 | * transitioned away from for kernel modesetting. | |
863 | */ | |
864 | int suspended; | |
865 | ||
4b5aed62 DV |
866 | /** Bit 6 swizzling required for X tiling */ |
867 | uint32_t bit_6_swizzle_x; | |
868 | /** Bit 6 swizzling required for Y tiling */ | |
869 | uint32_t bit_6_swizzle_y; | |
870 | ||
871 | /* storage for physical objects */ | |
872 | struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT]; | |
873 | ||
874 | /* accounting, useful for userland debugging */ | |
875 | size_t object_memory; | |
876 | u32 object_count; | |
877 | }; | |
878 | ||
edc3d884 MK |
879 | struct drm_i915_error_state_buf { |
880 | unsigned bytes; | |
881 | unsigned size; | |
882 | int err; | |
883 | u8 *buf; | |
884 | loff_t start; | |
885 | loff_t pos; | |
886 | }; | |
887 | ||
99584db3 DV |
888 | struct i915_gpu_error { |
889 | /* For hangcheck timer */ | |
890 | #define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */ | |
891 | #define DRM_I915_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD) | |
892 | struct timer_list hangcheck_timer; | |
99584db3 DV |
893 | |
894 | /* For reset and error_state handling. */ | |
895 | spinlock_t lock; | |
896 | /* Protected by the above dev->gpu_error.lock. */ | |
897 | struct drm_i915_error_state *first_error; | |
898 | struct work_struct work; | |
99584db3 DV |
899 | |
900 | unsigned long last_reset; | |
901 | ||
1f83fee0 | 902 | /** |
f69061be | 903 | * State variable and reset counter controlling the reset flow |
1f83fee0 | 904 | * |
f69061be DV |
905 | * Upper bits are for the reset counter. This counter is used by the |
906 | * wait_seqno code to race-free noticed that a reset event happened and | |
907 | * that it needs to restart the entire ioctl (since most likely the | |
908 | * seqno it waited for won't ever signal anytime soon). | |
909 | * | |
910 | * This is important for lock-free wait paths, where no contended lock | |
911 | * naturally enforces the correct ordering between the bail-out of the | |
912 | * waiter and the gpu reset work code. | |
1f83fee0 DV |
913 | * |
914 | * Lowest bit controls the reset state machine: Set means a reset is in | |
915 | * progress. This state will (presuming we don't have any bugs) decay | |
916 | * into either unset (successful reset) or the special WEDGED value (hw | |
917 | * terminally sour). All waiters on the reset_queue will be woken when | |
918 | * that happens. | |
919 | */ | |
920 | atomic_t reset_counter; | |
921 | ||
922 | /** | |
923 | * Special values/flags for reset_counter | |
924 | * | |
925 | * Note that the code relies on | |
926 | * I915_WEDGED & I915_RESET_IN_PROGRESS_FLAG | |
927 | * being true. | |
928 | */ | |
929 | #define I915_RESET_IN_PROGRESS_FLAG 1 | |
930 | #define I915_WEDGED 0xffffffff | |
931 | ||
932 | /** | |
933 | * Waitqueue to signal when the reset has completed. Used by clients | |
934 | * that wait for dev_priv->mm.wedged to settle. | |
935 | */ | |
936 | wait_queue_head_t reset_queue; | |
33196ded | 937 | |
99584db3 DV |
938 | /* For gpu hang simulation. */ |
939 | unsigned int stop_rings; | |
940 | }; | |
941 | ||
b8efb17b ZR |
942 | enum modeset_restore { |
943 | MODESET_ON_LID_OPEN, | |
944 | MODESET_DONE, | |
945 | MODESET_SUSPENDED, | |
946 | }; | |
947 | ||
41aa3448 RV |
948 | struct intel_vbt_data { |
949 | struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */ | |
950 | struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */ | |
951 | ||
952 | /* Feature bits */ | |
953 | unsigned int int_tv_support:1; | |
954 | unsigned int lvds_dither:1; | |
955 | unsigned int lvds_vbt:1; | |
956 | unsigned int int_crt_support:1; | |
957 | unsigned int lvds_use_ssc:1; | |
958 | unsigned int display_clock_mode:1; | |
959 | unsigned int fdi_rx_polarity_inverted:1; | |
960 | int lvds_ssc_freq; | |
961 | unsigned int bios_lvds_val; /* initial [PCH_]LVDS reg val in VBIOS */ | |
962 | ||
963 | /* eDP */ | |
964 | int edp_rate; | |
965 | int edp_lanes; | |
966 | int edp_preemphasis; | |
967 | int edp_vswing; | |
968 | bool edp_initialized; | |
969 | bool edp_support; | |
970 | int edp_bpp; | |
971 | struct edp_power_seq edp_pps; | |
972 | ||
973 | int crt_ddc_pin; | |
974 | ||
975 | int child_dev_num; | |
976 | struct child_device_config *child_dev; | |
977 | }; | |
978 | ||
f4c956ad DV |
979 | typedef struct drm_i915_private { |
980 | struct drm_device *dev; | |
42dcedd4 | 981 | struct kmem_cache *slab; |
f4c956ad DV |
982 | |
983 | const struct intel_device_info *info; | |
984 | ||
985 | int relative_constants_mode; | |
986 | ||
987 | void __iomem *regs; | |
988 | ||
989 | struct drm_i915_gt_funcs gt; | |
990 | /** gt_fifo_count and the subsequent register write are synchronized | |
991 | * with dev->struct_mutex. */ | |
992 | unsigned gt_fifo_count; | |
993 | /** forcewake_count is protected by gt_lock */ | |
994 | unsigned forcewake_count; | |
995 | /** gt_lock is also taken in irq contexts. */ | |
99057c81 | 996 | spinlock_t gt_lock; |
f4c956ad DV |
997 | |
998 | struct intel_gmbus gmbus[GMBUS_NUM_PORTS]; | |
999 | ||
28c70f16 | 1000 | |
f4c956ad DV |
1001 | /** gmbus_mutex protects against concurrent usage of the single hw gmbus |
1002 | * controller on different i2c buses. */ | |
1003 | struct mutex gmbus_mutex; | |
1004 | ||
1005 | /** | |
1006 | * Base address of the gmbus and gpio block. | |
1007 | */ | |
1008 | uint32_t gpio_mmio_base; | |
1009 | ||
28c70f16 DV |
1010 | wait_queue_head_t gmbus_wait_queue; |
1011 | ||
f4c956ad DV |
1012 | struct pci_dev *bridge_dev; |
1013 | struct intel_ring_buffer ring[I915_NUM_RINGS]; | |
f72b3435 | 1014 | uint32_t last_seqno, next_seqno; |
f4c956ad DV |
1015 | |
1016 | drm_dma_handle_t *status_page_dmah; | |
f4c956ad DV |
1017 | struct resource mch_res; |
1018 | ||
1019 | atomic_t irq_received; | |
1020 | ||
1021 | /* protects the irq masks */ | |
1022 | spinlock_t irq_lock; | |
1023 | ||
9ee32fea DV |
1024 | /* To control wakeup latency, e.g. for irq-driven dp aux transfers. */ |
1025 | struct pm_qos_request pm_qos; | |
1026 | ||
f4c956ad | 1027 | /* DPIO indirect register protection */ |
09153000 | 1028 | struct mutex dpio_lock; |
f4c956ad DV |
1029 | |
1030 | /** Cached value of IMR to avoid reads in updating the bitfield */ | |
f4c956ad DV |
1031 | u32 irq_mask; |
1032 | u32 gt_irq_mask; | |
f4c956ad | 1033 | |
f4c956ad | 1034 | struct work_struct hotplug_work; |
52d7eced | 1035 | bool enable_hotplug_processing; |
b543fb04 EE |
1036 | struct { |
1037 | unsigned long hpd_last_jiffies; | |
1038 | int hpd_cnt; | |
1039 | enum { | |
1040 | HPD_ENABLED = 0, | |
1041 | HPD_DISABLED = 1, | |
1042 | HPD_MARK_DISABLED = 2 | |
1043 | } hpd_mark; | |
1044 | } hpd_stats[HPD_NUM_PINS]; | |
142e2398 | 1045 | u32 hpd_event_bits; |
ac4c16c5 | 1046 | struct timer_list hotplug_reenable_timer; |
f4c956ad | 1047 | |
7f1f3851 | 1048 | int num_plane; |
f4c956ad | 1049 | |
f4c956ad DV |
1050 | unsigned long cfb_size; |
1051 | unsigned int cfb_fb; | |
1052 | enum plane cfb_plane; | |
1053 | int cfb_y; | |
1054 | struct intel_fbc_work *fbc_work; | |
1055 | ||
1056 | struct intel_opregion opregion; | |
41aa3448 | 1057 | struct intel_vbt_data vbt; |
f4c956ad DV |
1058 | |
1059 | /* overlay */ | |
1060 | struct intel_overlay *overlay; | |
2c6602df | 1061 | unsigned int sprite_scaling_enabled; |
f4c956ad | 1062 | |
31ad8ec6 JN |
1063 | /* backlight */ |
1064 | struct { | |
1065 | int level; | |
1066 | bool enabled; | |
8ba2d185 | 1067 | spinlock_t lock; /* bl registers and the above bl fields */ |
31ad8ec6 JN |
1068 | struct backlight_device *device; |
1069 | } backlight; | |
1070 | ||
f4c956ad | 1071 | /* LVDS info */ |
f4c956ad DV |
1072 | struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */ |
1073 | struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */ | |
f4c956ad DV |
1074 | bool no_aux_handshake; |
1075 | ||
f4c956ad DV |
1076 | struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */ |
1077 | int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */ | |
1078 | int num_fence_regs; /* 8 on pre-965, 16 otherwise */ | |
1079 | ||
1080 | unsigned int fsb_freq, mem_freq, is_ddr3; | |
1081 | ||
f4c956ad DV |
1082 | struct workqueue_struct *wq; |
1083 | ||
1084 | /* Display functions */ | |
1085 | struct drm_i915_display_funcs display; | |
1086 | ||
1087 | /* PCH chipset type */ | |
1088 | enum intel_pch pch_type; | |
17a303ec | 1089 | unsigned short pch_id; |
f4c956ad DV |
1090 | |
1091 | unsigned long quirks; | |
1092 | ||
b8efb17b ZR |
1093 | enum modeset_restore modeset_restore; |
1094 | struct mutex modeset_restore_lock; | |
673a394b | 1095 | |
5d4545ae BW |
1096 | struct i915_gtt gtt; |
1097 | ||
4b5aed62 | 1098 | struct i915_gem_mm mm; |
8781342d | 1099 | |
8781342d DV |
1100 | /* Kernel Modesetting */ |
1101 | ||
9b9d172d | 1102 | struct sdvo_device_mapping sdvo_mappings[2]; |
652c393a | 1103 | |
27f8227b JB |
1104 | struct drm_crtc *plane_to_crtc_mapping[3]; |
1105 | struct drm_crtc *pipe_to_crtc_mapping[3]; | |
6b95a207 KH |
1106 | wait_queue_head_t pending_flip_queue; |
1107 | ||
e72f9fbf DV |
1108 | int num_shared_dpll; |
1109 | struct intel_shared_dpll shared_dplls[I915_NUM_PLLS]; | |
6441ab5f | 1110 | struct intel_ddi_plls ddi_plls; |
ee7b9f93 | 1111 | |
652c393a JB |
1112 | /* Reclocking support */ |
1113 | bool render_reclock_avail; | |
1114 | bool lvds_downclock_avail; | |
18f9ed12 ZY |
1115 | /* indicates the reduced downclock for LVDS*/ |
1116 | int lvds_downclock; | |
652c393a | 1117 | u16 orig_clock; |
f97108d1 | 1118 | |
c4804411 | 1119 | bool mchbar_need_disable; |
f97108d1 | 1120 | |
a4da4fa4 DV |
1121 | struct intel_l3_parity l3_parity; |
1122 | ||
c6a828d3 | 1123 | /* gen6+ rps state */ |
c85aa885 | 1124 | struct intel_gen6_power_mgmt rps; |
c6a828d3 | 1125 | |
20e4d407 DV |
1126 | /* ilk-only ips/rps state. Everything in here is protected by the global |
1127 | * mchdev_lock in intel_pm.c */ | |
c85aa885 | 1128 | struct intel_ilk_power_mgmt ips; |
b5e50c3f | 1129 | |
a38911a3 WX |
1130 | /* Haswell power well */ |
1131 | struct i915_power_well power_well; | |
1132 | ||
b5e50c3f | 1133 | enum no_fbc_reason no_fbc_reason; |
38651674 | 1134 | |
20bf377e JB |
1135 | struct drm_mm_node *compressed_fb; |
1136 | struct drm_mm_node *compressed_llb; | |
34dc4d44 | 1137 | |
99584db3 | 1138 | struct i915_gpu_error gpu_error; |
ae681d96 | 1139 | |
c9cddffc JB |
1140 | struct drm_i915_gem_object *vlv_pctx; |
1141 | ||
8be48d92 DA |
1142 | /* list of fbdev register on this device */ |
1143 | struct intel_fbdev *fbdev; | |
e953fd7b | 1144 | |
073f34d9 JB |
1145 | /* |
1146 | * The console may be contended at resume, but we don't | |
1147 | * want it to block on it. | |
1148 | */ | |
1149 | struct work_struct console_resume_work; | |
1150 | ||
e953fd7b | 1151 | struct drm_property *broadcast_rgb_property; |
3f43c48d | 1152 | struct drm_property *force_audio_property; |
e3689190 | 1153 | |
254f965c BW |
1154 | bool hw_contexts_disabled; |
1155 | uint32_t hw_context_size; | |
f4c956ad | 1156 | |
3e68320e | 1157 | u32 fdi_rx_config; |
68d18ad7 | 1158 | |
f4c956ad | 1159 | struct i915_suspend_saved_registers regfile; |
231f42a4 DV |
1160 | |
1161 | /* Old dri1 support infrastructure, beware the dragons ya fools entering | |
1162 | * here! */ | |
1163 | struct i915_dri1_state dri1; | |
1da177e4 LT |
1164 | } drm_i915_private_t; |
1165 | ||
b4519513 CW |
1166 | /* Iterate over initialised rings */ |
1167 | #define for_each_ring(ring__, dev_priv__, i__) \ | |
1168 | for ((i__) = 0; (i__) < I915_NUM_RINGS; (i__)++) \ | |
1169 | if (((ring__) = &(dev_priv__)->ring[(i__)]), intel_ring_initialized((ring__))) | |
1170 | ||
b1d7e4b4 WF |
1171 | enum hdmi_force_audio { |
1172 | HDMI_AUDIO_OFF_DVI = -2, /* no aux data for HDMI-DVI converter */ | |
1173 | HDMI_AUDIO_OFF, /* force turn off HDMI audio */ | |
1174 | HDMI_AUDIO_AUTO, /* trust EDID */ | |
1175 | HDMI_AUDIO_ON, /* force turn on HDMI audio */ | |
1176 | }; | |
1177 | ||
ed2f3452 CW |
1178 | #define I915_GTT_RESERVED ((struct drm_mm_node *)0x1) |
1179 | ||
37e680a1 CW |
1180 | struct drm_i915_gem_object_ops { |
1181 | /* Interface between the GEM object and its backing storage. | |
1182 | * get_pages() is called once prior to the use of the associated set | |
1183 | * of pages before to binding them into the GTT, and put_pages() is | |
1184 | * called after we no longer need them. As we expect there to be | |
1185 | * associated cost with migrating pages between the backing storage | |
1186 | * and making them available for the GPU (e.g. clflush), we may hold | |
1187 | * onto the pages after they are no longer referenced by the GPU | |
1188 | * in case they may be used again shortly (for example migrating the | |
1189 | * pages to a different memory domain within the GTT). put_pages() | |
1190 | * will therefore most likely be called when the object itself is | |
1191 | * being released or under memory pressure (where we attempt to | |
1192 | * reap pages for the shrinker). | |
1193 | */ | |
1194 | int (*get_pages)(struct drm_i915_gem_object *); | |
1195 | void (*put_pages)(struct drm_i915_gem_object *); | |
1196 | }; | |
1197 | ||
673a394b | 1198 | struct drm_i915_gem_object { |
c397b908 | 1199 | struct drm_gem_object base; |
673a394b | 1200 | |
37e680a1 CW |
1201 | const struct drm_i915_gem_object_ops *ops; |
1202 | ||
673a394b EA |
1203 | /** Current space allocated to this object in the GTT, if any. */ |
1204 | struct drm_mm_node *gtt_space; | |
c1ad11fc CW |
1205 | /** Stolen memory for this object, instead of being backed by shmem. */ |
1206 | struct drm_mm_node *stolen; | |
35c20a60 | 1207 | struct list_head global_list; |
673a394b | 1208 | |
65ce3027 | 1209 | /** This object's place on the active/inactive lists */ |
69dc4987 CW |
1210 | struct list_head ring_list; |
1211 | struct list_head mm_list; | |
432e58ed CW |
1212 | /** This object's place in the batchbuffer or on the eviction list */ |
1213 | struct list_head exec_list; | |
673a394b EA |
1214 | |
1215 | /** | |
65ce3027 CW |
1216 | * This is set if the object is on the active lists (has pending |
1217 | * rendering and so a non-zero seqno), and is not set if it i s on | |
1218 | * inactive (ready to be unbound) list. | |
673a394b | 1219 | */ |
0206e353 | 1220 | unsigned int active:1; |
673a394b EA |
1221 | |
1222 | /** | |
1223 | * This is set if the object has been written to since last bound | |
1224 | * to the GTT | |
1225 | */ | |
0206e353 | 1226 | unsigned int dirty:1; |
778c3544 DV |
1227 | |
1228 | /** | |
1229 | * Fence register bits (if any) for this object. Will be set | |
1230 | * as needed when mapped into the GTT. | |
1231 | * Protected by dev->struct_mutex. | |
778c3544 | 1232 | */ |
4b9de737 | 1233 | signed int fence_reg:I915_MAX_NUM_FENCE_BITS; |
778c3544 | 1234 | |
778c3544 DV |
1235 | /** |
1236 | * Advice: are the backing pages purgeable? | |
1237 | */ | |
0206e353 | 1238 | unsigned int madv:2; |
778c3544 | 1239 | |
778c3544 DV |
1240 | /** |
1241 | * Current tiling mode for the object. | |
1242 | */ | |
0206e353 | 1243 | unsigned int tiling_mode:2; |
5d82e3e6 CW |
1244 | /** |
1245 | * Whether the tiling parameters for the currently associated fence | |
1246 | * register have changed. Note that for the purposes of tracking | |
1247 | * tiling changes we also treat the unfenced register, the register | |
1248 | * slot that the object occupies whilst it executes a fenced | |
1249 | * command (such as BLT on gen2/3), as a "fence". | |
1250 | */ | |
1251 | unsigned int fence_dirty:1; | |
778c3544 DV |
1252 | |
1253 | /** How many users have pinned this object in GTT space. The following | |
1254 | * users can each hold at most one reference: pwrite/pread, pin_ioctl | |
1255 | * (via user_pin_count), execbuffer (objects are not allowed multiple | |
1256 | * times for the same batchbuffer), and the framebuffer code. When | |
1257 | * switching/pageflipping, the framebuffer code has at most two buffers | |
1258 | * pinned per crtc. | |
1259 | * | |
1260 | * In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3 | |
1261 | * bits with absolutely no headroom. So use 4 bits. */ | |
0206e353 | 1262 | unsigned int pin_count:4; |
778c3544 | 1263 | #define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf |
673a394b | 1264 | |
75e9e915 DV |
1265 | /** |
1266 | * Is the object at the current location in the gtt mappable and | |
1267 | * fenceable? Used to avoid costly recalculations. | |
1268 | */ | |
0206e353 | 1269 | unsigned int map_and_fenceable:1; |
75e9e915 | 1270 | |
fb7d516a DV |
1271 | /** |
1272 | * Whether the current gtt mapping needs to be mappable (and isn't just | |
1273 | * mappable by accident). Track pin and fault separate for a more | |
1274 | * accurate mappable working set. | |
1275 | */ | |
0206e353 AJ |
1276 | unsigned int fault_mappable:1; |
1277 | unsigned int pin_mappable:1; | |
fb7d516a | 1278 | |
caea7476 CW |
1279 | /* |
1280 | * Is the GPU currently using a fence to access this buffer, | |
1281 | */ | |
1282 | unsigned int pending_fenced_gpu_access:1; | |
1283 | unsigned int fenced_gpu_access:1; | |
1284 | ||
93dfb40c CW |
1285 | unsigned int cache_level:2; |
1286 | ||
7bddb01f | 1287 | unsigned int has_aliasing_ppgtt_mapping:1; |
74898d7e | 1288 | unsigned int has_global_gtt_mapping:1; |
9da3da66 | 1289 | unsigned int has_dma_mapping:1; |
7bddb01f | 1290 | |
9da3da66 | 1291 | struct sg_table *pages; |
a5570178 | 1292 | int pages_pin_count; |
673a394b | 1293 | |
1286ff73 | 1294 | /* prime dma-buf support */ |
9a70cc2a DA |
1295 | void *dma_buf_vmapping; |
1296 | int vmapping_count; | |
1297 | ||
67731b87 CW |
1298 | /** |
1299 | * Used for performing relocations during execbuffer insertion. | |
1300 | */ | |
1301 | struct hlist_node exec_node; | |
1302 | unsigned long exec_handle; | |
6fe4f140 | 1303 | struct drm_i915_gem_exec_object2 *exec_entry; |
67731b87 | 1304 | |
673a394b EA |
1305 | /** |
1306 | * Current offset of the object in GTT space. | |
1307 | * | |
1308 | * This is the same as gtt_space->start | |
1309 | */ | |
1310 | uint32_t gtt_offset; | |
e67b8ce1 | 1311 | |
caea7476 CW |
1312 | struct intel_ring_buffer *ring; |
1313 | ||
1c293ea3 | 1314 | /** Breadcrumb of last rendering to the buffer. */ |
0201f1ec CW |
1315 | uint32_t last_read_seqno; |
1316 | uint32_t last_write_seqno; | |
caea7476 CW |
1317 | /** Breadcrumb of last fenced GPU access to the buffer. */ |
1318 | uint32_t last_fenced_seqno; | |
673a394b | 1319 | |
778c3544 | 1320 | /** Current tiling stride for the object, if it's tiled. */ |
de151cf6 | 1321 | uint32_t stride; |
673a394b | 1322 | |
280b713b | 1323 | /** Record of address bit 17 of each page at last unbind. */ |
d312ec25 | 1324 | unsigned long *bit_17; |
280b713b | 1325 | |
79e53945 JB |
1326 | /** User space pin count and filp owning the pin */ |
1327 | uint32_t user_pin_count; | |
1328 | struct drm_file *pin_filp; | |
71acb5eb DA |
1329 | |
1330 | /** for phy allocated objects */ | |
1331 | struct drm_i915_gem_phys_object *phys_obj; | |
673a394b | 1332 | }; |
b45305fc | 1333 | #define to_gem_object(obj) (&((struct drm_i915_gem_object *)(obj))->base) |
673a394b | 1334 | |
62b8b215 | 1335 | #define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base) |
23010e43 | 1336 | |
673a394b EA |
1337 | /** |
1338 | * Request queue structure. | |
1339 | * | |
1340 | * The request queue allows us to note sequence numbers that have been emitted | |
1341 | * and may be associated with active buffers to be retired. | |
1342 | * | |
1343 | * By keeping this list, we can avoid having to do questionable | |
1344 | * sequence-number comparisons on buffer last_rendering_seqnos, and associate | |
1345 | * an emission time with seqnos for tracking how far ahead of the GPU we are. | |
1346 | */ | |
1347 | struct drm_i915_gem_request { | |
852835f3 ZN |
1348 | /** On Which ring this request was generated */ |
1349 | struct intel_ring_buffer *ring; | |
1350 | ||
673a394b EA |
1351 | /** GEM sequence number associated with this request. */ |
1352 | uint32_t seqno; | |
1353 | ||
a71d8d94 CW |
1354 | /** Postion in the ringbuffer of the end of the request */ |
1355 | u32 tail; | |
1356 | ||
0e50e96b MK |
1357 | /** Context related to this request */ |
1358 | struct i915_hw_context *ctx; | |
1359 | ||
673a394b EA |
1360 | /** Time at which this request was emitted, in jiffies. */ |
1361 | unsigned long emitted_jiffies; | |
1362 | ||
b962442e | 1363 | /** global list entry for this request */ |
673a394b | 1364 | struct list_head list; |
b962442e | 1365 | |
f787a5f5 | 1366 | struct drm_i915_file_private *file_priv; |
b962442e EA |
1367 | /** file_priv list entry for this request */ |
1368 | struct list_head client_list; | |
673a394b EA |
1369 | }; |
1370 | ||
1371 | struct drm_i915_file_private { | |
1372 | struct { | |
99057c81 | 1373 | spinlock_t lock; |
b962442e | 1374 | struct list_head request_list; |
673a394b | 1375 | } mm; |
40521054 | 1376 | struct idr context_idr; |
673a394b EA |
1377 | }; |
1378 | ||
cae5852d ZN |
1379 | #define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info) |
1380 | ||
1381 | #define IS_I830(dev) ((dev)->pci_device == 0x3577) | |
1382 | #define IS_845G(dev) ((dev)->pci_device == 0x2562) | |
1383 | #define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x) | |
1384 | #define IS_I865G(dev) ((dev)->pci_device == 0x2572) | |
1385 | #define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g) | |
1386 | #define IS_I915GM(dev) ((dev)->pci_device == 0x2592) | |
1387 | #define IS_I945G(dev) ((dev)->pci_device == 0x2772) | |
1388 | #define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) | |
1389 | #define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) | |
1390 | #define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) | |
1391 | #define IS_GM45(dev) ((dev)->pci_device == 0x2A42) | |
1392 | #define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x) | |
1393 | #define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001) | |
1394 | #define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011) | |
1395 | #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) | |
1396 | #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) | |
1397 | #define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042) | |
1398 | #define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046) | |
4b65177b | 1399 | #define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge) |
8ab43976 JB |
1400 | #define IS_IVB_GT1(dev) ((dev)->pci_device == 0x0156 || \ |
1401 | (dev)->pci_device == 0x0152 || \ | |
1402 | (dev)->pci_device == 0x015a) | |
6547fbdb DV |
1403 | #define IS_SNB_GT1(dev) ((dev)->pci_device == 0x0102 || \ |
1404 | (dev)->pci_device == 0x0106 || \ | |
1405 | (dev)->pci_device == 0x010A) | |
70a3eb7a | 1406 | #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) |
4cae9ae0 | 1407 | #define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) |
cae5852d | 1408 | #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) |
d567b07f PZ |
1409 | #define IS_ULT(dev) (IS_HASWELL(dev) && \ |
1410 | ((dev)->pci_device & 0xFF00) == 0x0A00) | |
cae5852d | 1411 | |
85436696 JB |
1412 | /* |
1413 | * The genX designation typically refers to the render engine, so render | |
1414 | * capability related checks should use IS_GEN, while display and other checks | |
1415 | * have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular | |
1416 | * chips, etc.). | |
1417 | */ | |
cae5852d ZN |
1418 | #define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2) |
1419 | #define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3) | |
1420 | #define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4) | |
1421 | #define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5) | |
1422 | #define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6) | |
85436696 | 1423 | #define IS_GEN7(dev) (INTEL_INFO(dev)->gen == 7) |
cae5852d ZN |
1424 | |
1425 | #define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring) | |
1426 | #define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring) | |
f72a1183 | 1427 | #define HAS_VEBOX(dev) (INTEL_INFO(dev)->has_vebox_ring) |
3d29b842 | 1428 | #define HAS_LLC(dev) (INTEL_INFO(dev)->has_llc) |
cae5852d ZN |
1429 | #define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws) |
1430 | ||
254f965c | 1431 | #define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->gen >= 6) |
93553609 | 1432 | #define HAS_ALIASING_PPGTT(dev) (INTEL_INFO(dev)->gen >=6 && !IS_VALLEYVIEW(dev)) |
1d2a314c | 1433 | |
05394f39 | 1434 | #define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay) |
cae5852d ZN |
1435 | #define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical) |
1436 | ||
b45305fc DV |
1437 | /* Early gen2 have a totally busted CS tlb and require pinned batches. */ |
1438 | #define HAS_BROKEN_CS_TLB(dev) (IS_I830(dev) || IS_845G(dev)) | |
1439 | ||
cae5852d ZN |
1440 | /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte |
1441 | * rows, which changed the alignment requirements and fence programming. | |
1442 | */ | |
1443 | #define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \ | |
1444 | IS_I915GM(dev))) | |
1445 | #define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev)) | |
1446 | #define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev)) | |
1447 | #define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev)) | |
1448 | #define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev)) | |
1449 | #define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv) | |
1450 | #define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug) | |
1451 | /* dsparb controlled by hw only */ | |
1452 | #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev)) | |
1453 | ||
1454 | #define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2) | |
1455 | #define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr) | |
1456 | #define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc) | |
cae5852d | 1457 | |
eceae481 | 1458 | #define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5) |
cae5852d | 1459 | |
dd93be58 | 1460 | #define HAS_DDI(dev) (INTEL_INFO(dev)->has_ddi) |
86d52df6 | 1461 | #define HAS_POWER_WELL(dev) (IS_HASWELL(dev)) |
30568c45 | 1462 | #define HAS_FPGA_DBG_UNCLAIMED(dev) (INTEL_INFO(dev)->has_fpga_dbg) |
affa9354 | 1463 | |
17a303ec PZ |
1464 | #define INTEL_PCH_DEVICE_ID_MASK 0xff00 |
1465 | #define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00 | |
1466 | #define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00 | |
1467 | #define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00 | |
1468 | #define INTEL_PCH_LPT_DEVICE_ID_TYPE 0x8c00 | |
1469 | #define INTEL_PCH_LPT_LP_DEVICE_ID_TYPE 0x9c00 | |
1470 | ||
cae5852d | 1471 | #define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type) |
eb877ebf | 1472 | #define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT) |
cae5852d ZN |
1473 | #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) |
1474 | #define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) | |
40c7ead9 | 1475 | #define HAS_PCH_NOP(dev) (INTEL_PCH_TYPE(dev) == PCH_NOP) |
45e6e3a1 | 1476 | #define HAS_PCH_SPLIT(dev) (INTEL_PCH_TYPE(dev) != PCH_NONE) |
cae5852d | 1477 | |
b7884eb4 DV |
1478 | #define HAS_FORCE_WAKE(dev) (INTEL_INFO(dev)->has_force_wake) |
1479 | ||
f27b9265 | 1480 | #define HAS_L3_GPU_CACHE(dev) (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) |
e1ef7cc2 | 1481 | |
c8735b0c BW |
1482 | #define GT_FREQUENCY_MULTIPLIER 50 |
1483 | ||
05394f39 CW |
1484 | #include "i915_trace.h" |
1485 | ||
83b7f9ac ED |
1486 | /** |
1487 | * RC6 is a special power stage which allows the GPU to enter an very | |
1488 | * low-voltage mode when idle, using down to 0V while at this stage. This | |
1489 | * stage is entered automatically when the GPU is idle when RC6 support is | |
1490 | * enabled, and as soon as new workload arises GPU wakes up automatically as well. | |
1491 | * | |
1492 | * There are different RC6 modes available in Intel GPU, which differentiate | |
1493 | * among each other with the latency required to enter and leave RC6 and | |
1494 | * voltage consumed by the GPU in different states. | |
1495 | * | |
1496 | * The combination of the following flags define which states GPU is allowed | |
1497 | * to enter, while RC6 is the normal RC6 state, RC6p is the deep RC6, and | |
1498 | * RC6pp is deepest RC6. Their support by hardware varies according to the | |
1499 | * GPU, BIOS, chipset and platform. RC6 is usually the safest one and the one | |
1500 | * which brings the most power savings; deeper states save more power, but | |
1501 | * require higher latency to switch to and wake up. | |
1502 | */ | |
1503 | #define INTEL_RC6_ENABLE (1<<0) | |
1504 | #define INTEL_RC6p_ENABLE (1<<1) | |
1505 | #define INTEL_RC6pp_ENABLE (1<<2) | |
1506 | ||
c153f45f | 1507 | extern struct drm_ioctl_desc i915_ioctls[]; |
b3a83639 | 1508 | extern int i915_max_ioctl; |
a35d9d3c BW |
1509 | extern unsigned int i915_fbpercrtc __always_unused; |
1510 | extern int i915_panel_ignore_lid __read_mostly; | |
1511 | extern unsigned int i915_powersave __read_mostly; | |
f45b5557 | 1512 | extern int i915_semaphores __read_mostly; |
a35d9d3c | 1513 | extern unsigned int i915_lvds_downclock __read_mostly; |
121d527a | 1514 | extern int i915_lvds_channel_mode __read_mostly; |
4415e63b | 1515 | extern int i915_panel_use_ssc __read_mostly; |
a35d9d3c | 1516 | extern int i915_vbt_sdvo_panel_type __read_mostly; |
c0f372b3 | 1517 | extern int i915_enable_rc6 __read_mostly; |
4415e63b | 1518 | extern int i915_enable_fbc __read_mostly; |
a35d9d3c | 1519 | extern bool i915_enable_hangcheck __read_mostly; |
650dc07e | 1520 | extern int i915_enable_ppgtt __read_mostly; |
0a3af268 | 1521 | extern unsigned int i915_preliminary_hw_support __read_mostly; |
2124b72e | 1522 | extern int i915_disable_power_well __read_mostly; |
3c4ca58c | 1523 | extern int i915_enable_ips __read_mostly; |
b3a83639 | 1524 | |
6a9ee8af DA |
1525 | extern int i915_suspend(struct drm_device *dev, pm_message_t state); |
1526 | extern int i915_resume(struct drm_device *dev); | |
7c1c2871 DA |
1527 | extern int i915_master_create(struct drm_device *dev, struct drm_master *master); |
1528 | extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master); | |
1529 | ||
1da177e4 | 1530 | /* i915_dma.c */ |
d05c617e | 1531 | void i915_update_dri1_breadcrumb(struct drm_device *dev); |
84b1fd10 | 1532 | extern void i915_kernel_lost_context(struct drm_device * dev); |
22eae947 | 1533 | extern int i915_driver_load(struct drm_device *, unsigned long flags); |
ba8bbcf6 | 1534 | extern int i915_driver_unload(struct drm_device *); |
673a394b | 1535 | extern int i915_driver_open(struct drm_device *dev, struct drm_file *file_priv); |
84b1fd10 | 1536 | extern void i915_driver_lastclose(struct drm_device * dev); |
6c340eac EA |
1537 | extern void i915_driver_preclose(struct drm_device *dev, |
1538 | struct drm_file *file_priv); | |
673a394b EA |
1539 | extern void i915_driver_postclose(struct drm_device *dev, |
1540 | struct drm_file *file_priv); | |
84b1fd10 | 1541 | extern int i915_driver_device_is_agp(struct drm_device * dev); |
c43b5634 | 1542 | #ifdef CONFIG_COMPAT |
0d6aa60b DA |
1543 | extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, |
1544 | unsigned long arg); | |
c43b5634 | 1545 | #endif |
673a394b | 1546 | extern int i915_emit_box(struct drm_device *dev, |
c4e7a414 CW |
1547 | struct drm_clip_rect *box, |
1548 | int DR1, int DR4); | |
8e96d9c4 | 1549 | extern int intel_gpu_reset(struct drm_device *dev); |
d4b8bb2a | 1550 | extern int i915_reset(struct drm_device *dev); |
7648fa99 JB |
1551 | extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); |
1552 | extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); | |
1553 | extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); | |
1554 | extern void i915_update_gfx_val(struct drm_i915_private *dev_priv); | |
1555 | ||
073f34d9 | 1556 | extern void intel_console_resume(struct work_struct *work); |
af6061af | 1557 | |
1da177e4 | 1558 | /* i915_irq.c */ |
f65d9421 | 1559 | void i915_hangcheck_elapsed(unsigned long data); |
527f9e90 | 1560 | void i915_handle_error(struct drm_device *dev, bool wedged); |
1da177e4 | 1561 | |
f71d4af4 | 1562 | extern void intel_irq_init(struct drm_device *dev); |
20afbda2 | 1563 | extern void intel_hpd_init(struct drm_device *dev); |
990bbdad | 1564 | extern void intel_gt_init(struct drm_device *dev); |
16995a9f | 1565 | extern void intel_gt_reset(struct drm_device *dev); |
b1f14ad0 | 1566 | |
742cbee8 DV |
1567 | void i915_error_state_free(struct kref *error_ref); |
1568 | ||
7c463586 KP |
1569 | void |
1570 | i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); | |
1571 | ||
1572 | void | |
1573 | i915_disable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); | |
1574 | ||
3bd3c932 CW |
1575 | #ifdef CONFIG_DEBUG_FS |
1576 | extern void i915_destroy_error_state(struct drm_device *dev); | |
1577 | #else | |
1578 | #define i915_destroy_error_state(x) | |
1579 | #endif | |
1580 | ||
7c463586 | 1581 | |
673a394b EA |
1582 | /* i915_gem.c */ |
1583 | int i915_gem_init_ioctl(struct drm_device *dev, void *data, | |
1584 | struct drm_file *file_priv); | |
1585 | int i915_gem_create_ioctl(struct drm_device *dev, void *data, | |
1586 | struct drm_file *file_priv); | |
1587 | int i915_gem_pread_ioctl(struct drm_device *dev, void *data, | |
1588 | struct drm_file *file_priv); | |
1589 | int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, | |
1590 | struct drm_file *file_priv); | |
1591 | int i915_gem_mmap_ioctl(struct drm_device *dev, void *data, | |
1592 | struct drm_file *file_priv); | |
de151cf6 JB |
1593 | int i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data, |
1594 | struct drm_file *file_priv); | |
673a394b EA |
1595 | int i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, |
1596 | struct drm_file *file_priv); | |
1597 | int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data, | |
1598 | struct drm_file *file_priv); | |
1599 | int i915_gem_execbuffer(struct drm_device *dev, void *data, | |
1600 | struct drm_file *file_priv); | |
76446cac JB |
1601 | int i915_gem_execbuffer2(struct drm_device *dev, void *data, |
1602 | struct drm_file *file_priv); | |
673a394b EA |
1603 | int i915_gem_pin_ioctl(struct drm_device *dev, void *data, |
1604 | struct drm_file *file_priv); | |
1605 | int i915_gem_unpin_ioctl(struct drm_device *dev, void *data, | |
1606 | struct drm_file *file_priv); | |
1607 | int i915_gem_busy_ioctl(struct drm_device *dev, void *data, | |
1608 | struct drm_file *file_priv); | |
199adf40 BW |
1609 | int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data, |
1610 | struct drm_file *file); | |
1611 | int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, | |
1612 | struct drm_file *file); | |
673a394b EA |
1613 | int i915_gem_throttle_ioctl(struct drm_device *dev, void *data, |
1614 | struct drm_file *file_priv); | |
3ef94daa CW |
1615 | int i915_gem_madvise_ioctl(struct drm_device *dev, void *data, |
1616 | struct drm_file *file_priv); | |
673a394b EA |
1617 | int i915_gem_entervt_ioctl(struct drm_device *dev, void *data, |
1618 | struct drm_file *file_priv); | |
1619 | int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, | |
1620 | struct drm_file *file_priv); | |
1621 | int i915_gem_set_tiling(struct drm_device *dev, void *data, | |
1622 | struct drm_file *file_priv); | |
1623 | int i915_gem_get_tiling(struct drm_device *dev, void *data, | |
1624 | struct drm_file *file_priv); | |
5a125c3c EA |
1625 | int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, |
1626 | struct drm_file *file_priv); | |
23ba4fd0 BW |
1627 | int i915_gem_wait_ioctl(struct drm_device *dev, void *data, |
1628 | struct drm_file *file_priv); | |
673a394b | 1629 | void i915_gem_load(struct drm_device *dev); |
42dcedd4 CW |
1630 | void *i915_gem_object_alloc(struct drm_device *dev); |
1631 | void i915_gem_object_free(struct drm_i915_gem_object *obj); | |
673a394b | 1632 | int i915_gem_init_object(struct drm_gem_object *obj); |
37e680a1 CW |
1633 | void i915_gem_object_init(struct drm_i915_gem_object *obj, |
1634 | const struct drm_i915_gem_object_ops *ops); | |
05394f39 CW |
1635 | struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev, |
1636 | size_t size); | |
673a394b | 1637 | void i915_gem_free_object(struct drm_gem_object *obj); |
42dcedd4 | 1638 | |
2021746e CW |
1639 | int __must_check i915_gem_object_pin(struct drm_i915_gem_object *obj, |
1640 | uint32_t alignment, | |
86a1ee26 CW |
1641 | bool map_and_fenceable, |
1642 | bool nonblocking); | |
05394f39 | 1643 | void i915_gem_object_unpin(struct drm_i915_gem_object *obj); |
2021746e | 1644 | int __must_check i915_gem_object_unbind(struct drm_i915_gem_object *obj); |
dd624afd | 1645 | int i915_gem_object_put_pages(struct drm_i915_gem_object *obj); |
05394f39 | 1646 | void i915_gem_release_mmap(struct drm_i915_gem_object *obj); |
673a394b | 1647 | void i915_gem_lastclose(struct drm_device *dev); |
f787a5f5 | 1648 | |
37e680a1 | 1649 | int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj); |
9da3da66 CW |
1650 | static inline struct page *i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n) |
1651 | { | |
67d5a50c ID |
1652 | struct sg_page_iter sg_iter; |
1653 | ||
1654 | for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, n) | |
2db76d7c | 1655 | return sg_page_iter_page(&sg_iter); |
67d5a50c ID |
1656 | |
1657 | return NULL; | |
9da3da66 | 1658 | } |
a5570178 CW |
1659 | static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) |
1660 | { | |
1661 | BUG_ON(obj->pages == NULL); | |
1662 | obj->pages_pin_count++; | |
1663 | } | |
1664 | static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) | |
1665 | { | |
1666 | BUG_ON(obj->pages_pin_count == 0); | |
1667 | obj->pages_pin_count--; | |
1668 | } | |
1669 | ||
54cf91dc | 1670 | int __must_check i915_mutex_lock_interruptible(struct drm_device *dev); |
2911a35b BW |
1671 | int i915_gem_object_sync(struct drm_i915_gem_object *obj, |
1672 | struct intel_ring_buffer *to); | |
54cf91dc | 1673 | void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj, |
9d773091 | 1674 | struct intel_ring_buffer *ring); |
54cf91dc | 1675 | |
ff72145b DA |
1676 | int i915_gem_dumb_create(struct drm_file *file_priv, |
1677 | struct drm_device *dev, | |
1678 | struct drm_mode_create_dumb *args); | |
1679 | int i915_gem_mmap_gtt(struct drm_file *file_priv, struct drm_device *dev, | |
1680 | uint32_t handle, uint64_t *offset); | |
1681 | int i915_gem_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, | |
0206e353 | 1682 | uint32_t handle); |
f787a5f5 CW |
1683 | /** |
1684 | * Returns true if seq1 is later than seq2. | |
1685 | */ | |
1686 | static inline bool | |
1687 | i915_seqno_passed(uint32_t seq1, uint32_t seq2) | |
1688 | { | |
1689 | return (int32_t)(seq1 - seq2) >= 0; | |
1690 | } | |
1691 | ||
fca26bb4 MK |
1692 | int __must_check i915_gem_get_seqno(struct drm_device *dev, u32 *seqno); |
1693 | int __must_check i915_gem_set_seqno(struct drm_device *dev, u32 seqno); | |
06d98131 | 1694 | int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj); |
d9e86c0e | 1695 | int __must_check i915_gem_object_put_fence(struct drm_i915_gem_object *obj); |
2021746e | 1696 | |
9a5a53b3 | 1697 | static inline bool |
1690e1eb CW |
1698 | i915_gem_object_pin_fence(struct drm_i915_gem_object *obj) |
1699 | { | |
1700 | if (obj->fence_reg != I915_FENCE_REG_NONE) { | |
1701 | struct drm_i915_private *dev_priv = obj->base.dev->dev_private; | |
1702 | dev_priv->fence_regs[obj->fence_reg].pin_count++; | |
9a5a53b3 CW |
1703 | return true; |
1704 | } else | |
1705 | return false; | |
1690e1eb CW |
1706 | } |
1707 | ||
1708 | static inline void | |
1709 | i915_gem_object_unpin_fence(struct drm_i915_gem_object *obj) | |
1710 | { | |
1711 | if (obj->fence_reg != I915_FENCE_REG_NONE) { | |
1712 | struct drm_i915_private *dev_priv = obj->base.dev->dev_private; | |
b8c3af76 | 1713 | WARN_ON(dev_priv->fence_regs[obj->fence_reg].pin_count <= 0); |
1690e1eb CW |
1714 | dev_priv->fence_regs[obj->fence_reg].pin_count--; |
1715 | } | |
1716 | } | |
1717 | ||
b09a1fec | 1718 | void i915_gem_retire_requests(struct drm_device *dev); |
a71d8d94 | 1719 | void i915_gem_retire_requests_ring(struct intel_ring_buffer *ring); |
33196ded | 1720 | int __must_check i915_gem_check_wedge(struct i915_gpu_error *error, |
d6b2c790 | 1721 | bool interruptible); |
1f83fee0 DV |
1722 | static inline bool i915_reset_in_progress(struct i915_gpu_error *error) |
1723 | { | |
1724 | return unlikely(atomic_read(&error->reset_counter) | |
1725 | & I915_RESET_IN_PROGRESS_FLAG); | |
1726 | } | |
1727 | ||
1728 | static inline bool i915_terminally_wedged(struct i915_gpu_error *error) | |
1729 | { | |
1730 | return atomic_read(&error->reset_counter) == I915_WEDGED; | |
1731 | } | |
a71d8d94 | 1732 | |
069efc1d | 1733 | void i915_gem_reset(struct drm_device *dev); |
05394f39 | 1734 | void i915_gem_clflush_object(struct drm_i915_gem_object *obj); |
2021746e CW |
1735 | int __must_check i915_gem_object_set_domain(struct drm_i915_gem_object *obj, |
1736 | uint32_t read_domains, | |
1737 | uint32_t write_domain); | |
a8198eea | 1738 | int __must_check i915_gem_object_finish_gpu(struct drm_i915_gem_object *obj); |
1070a42b | 1739 | int __must_check i915_gem_init(struct drm_device *dev); |
f691e2f4 | 1740 | int __must_check i915_gem_init_hw(struct drm_device *dev); |
b9524a1e | 1741 | void i915_gem_l3_remap(struct drm_device *dev); |
f691e2f4 | 1742 | void i915_gem_init_swizzling(struct drm_device *dev); |
79e53945 | 1743 | void i915_gem_cleanup_ringbuffer(struct drm_device *dev); |
b2da9fe5 | 1744 | int __must_check i915_gpu_idle(struct drm_device *dev); |
2021746e | 1745 | int __must_check i915_gem_idle(struct drm_device *dev); |
3bb73aba CW |
1746 | int i915_add_request(struct intel_ring_buffer *ring, |
1747 | struct drm_file *file, | |
acb868d3 | 1748 | u32 *seqno); |
199b2bc2 BW |
1749 | int __must_check i915_wait_seqno(struct intel_ring_buffer *ring, |
1750 | uint32_t seqno); | |
de151cf6 | 1751 | int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); |
2021746e CW |
1752 | int __must_check |
1753 | i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, | |
1754 | bool write); | |
1755 | int __must_check | |
dabdfe02 CW |
1756 | i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write); |
1757 | int __must_check | |
2da3b9b9 CW |
1758 | i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, |
1759 | u32 alignment, | |
2021746e | 1760 | struct intel_ring_buffer *pipelined); |
71acb5eb | 1761 | int i915_gem_attach_phys_object(struct drm_device *dev, |
05394f39 | 1762 | struct drm_i915_gem_object *obj, |
6eeefaf3 CW |
1763 | int id, |
1764 | int align); | |
71acb5eb | 1765 | void i915_gem_detach_phys_object(struct drm_device *dev, |
05394f39 | 1766 | struct drm_i915_gem_object *obj); |
71acb5eb | 1767 | void i915_gem_free_all_phys_object(struct drm_device *dev); |
05394f39 | 1768 | void i915_gem_release(struct drm_device *dev, struct drm_file *file); |
673a394b | 1769 | |
0fa87796 ID |
1770 | uint32_t |
1771 | i915_gem_get_gtt_size(struct drm_device *dev, uint32_t size, int tiling_mode); | |
467cffba | 1772 | uint32_t |
d865110c ID |
1773 | i915_gem_get_gtt_alignment(struct drm_device *dev, uint32_t size, |
1774 | int tiling_mode, bool fenced); | |
467cffba | 1775 | |
e4ffd173 CW |
1776 | int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj, |
1777 | enum i915_cache_level cache_level); | |
1778 | ||
1286ff73 DV |
1779 | struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, |
1780 | struct dma_buf *dma_buf); | |
1781 | ||
1782 | struct dma_buf *i915_gem_prime_export(struct drm_device *dev, | |
1783 | struct drm_gem_object *gem_obj, int flags); | |
1784 | ||
254f965c BW |
1785 | /* i915_gem_context.c */ |
1786 | void i915_gem_context_init(struct drm_device *dev); | |
1787 | void i915_gem_context_fini(struct drm_device *dev); | |
254f965c | 1788 | void i915_gem_context_close(struct drm_device *dev, struct drm_file *file); |
e0556841 BW |
1789 | int i915_switch_context(struct intel_ring_buffer *ring, |
1790 | struct drm_file *file, int to_id); | |
dce3271b MK |
1791 | void i915_gem_context_free(struct kref *ctx_ref); |
1792 | static inline void i915_gem_context_reference(struct i915_hw_context *ctx) | |
1793 | { | |
1794 | kref_get(&ctx->ref); | |
1795 | } | |
1796 | ||
1797 | static inline void i915_gem_context_unreference(struct i915_hw_context *ctx) | |
1798 | { | |
1799 | kref_put(&ctx->ref, i915_gem_context_free); | |
1800 | } | |
1801 | ||
84624813 BW |
1802 | int i915_gem_context_create_ioctl(struct drm_device *dev, void *data, |
1803 | struct drm_file *file); | |
1804 | int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data, | |
1805 | struct drm_file *file); | |
1286ff73 | 1806 | |
76aaf220 | 1807 | /* i915_gem_gtt.c */ |
1d2a314c | 1808 | void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev); |
7bddb01f DV |
1809 | void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt, |
1810 | struct drm_i915_gem_object *obj, | |
1811 | enum i915_cache_level cache_level); | |
1812 | void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt, | |
1813 | struct drm_i915_gem_object *obj); | |
1d2a314c | 1814 | |
76aaf220 | 1815 | void i915_gem_restore_gtt_mappings(struct drm_device *dev); |
74163907 DV |
1816 | int __must_check i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj); |
1817 | void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj, | |
e4ffd173 | 1818 | enum i915_cache_level cache_level); |
05394f39 | 1819 | void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj); |
74163907 | 1820 | void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj); |
d7e5008f BW |
1821 | void i915_gem_init_global_gtt(struct drm_device *dev); |
1822 | void i915_gem_setup_global_gtt(struct drm_device *dev, unsigned long start, | |
1823 | unsigned long mappable_end, unsigned long end); | |
e76e9aeb | 1824 | int i915_gem_gtt_init(struct drm_device *dev); |
d09105c6 | 1825 | static inline void i915_gem_chipset_flush(struct drm_device *dev) |
e76e9aeb BW |
1826 | { |
1827 | if (INTEL_INFO(dev)->gen < 6) | |
1828 | intel_gtt_chipset_flush(); | |
1829 | } | |
1830 | ||
76aaf220 | 1831 | |
b47eb4a2 | 1832 | /* i915_gem_evict.c */ |
2021746e | 1833 | int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size, |
42d6ab48 CW |
1834 | unsigned alignment, |
1835 | unsigned cache_level, | |
86a1ee26 CW |
1836 | bool mappable, |
1837 | bool nonblock); | |
6c085a72 | 1838 | int i915_gem_evict_everything(struct drm_device *dev); |
b47eb4a2 | 1839 | |
9797fbfb CW |
1840 | /* i915_gem_stolen.c */ |
1841 | int i915_gem_init_stolen(struct drm_device *dev); | |
11be49eb CW |
1842 | int i915_gem_stolen_setup_compression(struct drm_device *dev, int size); |
1843 | void i915_gem_stolen_cleanup_compression(struct drm_device *dev); | |
9797fbfb | 1844 | void i915_gem_cleanup_stolen(struct drm_device *dev); |
0104fdbb CW |
1845 | struct drm_i915_gem_object * |
1846 | i915_gem_object_create_stolen(struct drm_device *dev, u32 size); | |
866d12b4 CW |
1847 | struct drm_i915_gem_object * |
1848 | i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, | |
1849 | u32 stolen_offset, | |
1850 | u32 gtt_offset, | |
1851 | u32 size); | |
0104fdbb | 1852 | void i915_gem_object_release_stolen(struct drm_i915_gem_object *obj); |
9797fbfb | 1853 | |
673a394b | 1854 | /* i915_gem_tiling.c */ |
e9b73c67 CW |
1855 | inline static bool i915_gem_object_needs_bit17_swizzle(struct drm_i915_gem_object *obj) |
1856 | { | |
1857 | drm_i915_private_t *dev_priv = obj->base.dev->dev_private; | |
1858 | ||
1859 | return dev_priv->mm.bit_6_swizzle_x == I915_BIT_6_SWIZZLE_9_10_17 && | |
1860 | obj->tiling_mode != I915_TILING_NONE; | |
1861 | } | |
1862 | ||
673a394b | 1863 | void i915_gem_detect_bit_6_swizzle(struct drm_device *dev); |
05394f39 CW |
1864 | void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj); |
1865 | void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj); | |
673a394b EA |
1866 | |
1867 | /* i915_gem_debug.c */ | |
05394f39 | 1868 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, |
673a394b | 1869 | const char *where, uint32_t mark); |
23bc5982 CW |
1870 | #if WATCH_LISTS |
1871 | int i915_verify_lists(struct drm_device *dev); | |
673a394b | 1872 | #else |
23bc5982 | 1873 | #define i915_verify_lists(dev) 0 |
673a394b | 1874 | #endif |
05394f39 CW |
1875 | void i915_gem_object_check_coherency(struct drm_i915_gem_object *obj, |
1876 | int handle); | |
1877 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, | |
673a394b | 1878 | const char *where, uint32_t mark); |
1da177e4 | 1879 | |
2017263e | 1880 | /* i915_debugfs.c */ |
27c202ad BG |
1881 | int i915_debugfs_init(struct drm_minor *minor); |
1882 | void i915_debugfs_cleanup(struct drm_minor *minor); | |
edc3d884 MK |
1883 | __printf(2, 3) |
1884 | void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...); | |
2017263e | 1885 | |
317c35d1 JB |
1886 | /* i915_suspend.c */ |
1887 | extern int i915_save_state(struct drm_device *dev); | |
1888 | extern int i915_restore_state(struct drm_device *dev); | |
0a3e67a4 | 1889 | |
d8157a36 DV |
1890 | /* i915_ums.c */ |
1891 | void i915_save_display_reg(struct drm_device *dev); | |
1892 | void i915_restore_display_reg(struct drm_device *dev); | |
317c35d1 | 1893 | |
0136db58 BW |
1894 | /* i915_sysfs.c */ |
1895 | void i915_setup_sysfs(struct drm_device *dev_priv); | |
1896 | void i915_teardown_sysfs(struct drm_device *dev_priv); | |
1897 | ||
f899fc64 CW |
1898 | /* intel_i2c.c */ |
1899 | extern int intel_setup_gmbus(struct drm_device *dev); | |
1900 | extern void intel_teardown_gmbus(struct drm_device *dev); | |
8f375e10 | 1901 | static inline bool intel_gmbus_is_port_valid(unsigned port) |
3bd7d909 | 1902 | { |
2ed06c93 | 1903 | return (port >= GMBUS_PORT_SSC && port <= GMBUS_PORT_DPD); |
3bd7d909 DK |
1904 | } |
1905 | ||
1906 | extern struct i2c_adapter *intel_gmbus_get_adapter( | |
1907 | struct drm_i915_private *dev_priv, unsigned port); | |
e957d772 CW |
1908 | extern void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed); |
1909 | extern void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit); | |
8f375e10 | 1910 | static inline bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter) |
b8232e90 CW |
1911 | { |
1912 | return container_of(adapter, struct intel_gmbus, adapter)->force_bit; | |
1913 | } | |
f899fc64 CW |
1914 | extern void intel_i2c_reset(struct drm_device *dev); |
1915 | ||
3b617967 | 1916 | /* intel_opregion.c */ |
44834a67 CW |
1917 | extern int intel_opregion_setup(struct drm_device *dev); |
1918 | #ifdef CONFIG_ACPI | |
1919 | extern void intel_opregion_init(struct drm_device *dev); | |
1920 | extern void intel_opregion_fini(struct drm_device *dev); | |
3b617967 | 1921 | extern void intel_opregion_asle_intr(struct drm_device *dev); |
65e082c9 | 1922 | #else |
44834a67 CW |
1923 | static inline void intel_opregion_init(struct drm_device *dev) { return; } |
1924 | static inline void intel_opregion_fini(struct drm_device *dev) { return; } | |
3b617967 | 1925 | static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; } |
65e082c9 | 1926 | #endif |
8ee1c3db | 1927 | |
723bfd70 JB |
1928 | /* intel_acpi.c */ |
1929 | #ifdef CONFIG_ACPI | |
1930 | extern void intel_register_dsm_handler(void); | |
1931 | extern void intel_unregister_dsm_handler(void); | |
1932 | #else | |
1933 | static inline void intel_register_dsm_handler(void) { return; } | |
1934 | static inline void intel_unregister_dsm_handler(void) { return; } | |
1935 | #endif /* CONFIG_ACPI */ | |
1936 | ||
79e53945 | 1937 | /* modesetting */ |
f817586c | 1938 | extern void intel_modeset_init_hw(struct drm_device *dev); |
7d708ee4 | 1939 | extern void intel_modeset_suspend_hw(struct drm_device *dev); |
79e53945 | 1940 | extern void intel_modeset_init(struct drm_device *dev); |
2c7111db | 1941 | extern void intel_modeset_gem_init(struct drm_device *dev); |
79e53945 | 1942 | extern void intel_modeset_cleanup(struct drm_device *dev); |
28d52043 | 1943 | extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state); |
45e2b5f6 DV |
1944 | extern void intel_modeset_setup_hw_state(struct drm_device *dev, |
1945 | bool force_restore); | |
44cec740 | 1946 | extern void i915_redisable_vga(struct drm_device *dev); |
ee5382ae | 1947 | extern bool intel_fbc_enabled(struct drm_device *dev); |
43a9539f | 1948 | extern void intel_disable_fbc(struct drm_device *dev); |
7648fa99 | 1949 | extern bool ironlake_set_drps(struct drm_device *dev, u8 val); |
dde86e2d | 1950 | extern void intel_init_pch_refclk(struct drm_device *dev); |
3b8d8d91 | 1951 | extern void gen6_set_rps(struct drm_device *dev, u8 val); |
0a073b84 JB |
1952 | extern void valleyview_set_rps(struct drm_device *dev, u8 val); |
1953 | extern int valleyview_rps_max_freq(struct drm_i915_private *dev_priv); | |
1954 | extern int valleyview_rps_min_freq(struct drm_i915_private *dev_priv); | |
0206e353 AJ |
1955 | extern void intel_detect_pch(struct drm_device *dev); |
1956 | extern int intel_trans_dp_port_sel(struct drm_crtc *crtc); | |
0136db58 | 1957 | extern int intel_enable_rc6(const struct drm_device *dev); |
3bad0781 | 1958 | |
2911a35b | 1959 | extern bool i915_semaphore_is_enabled(struct drm_device *dev); |
c0c7babc BW |
1960 | int i915_reg_read_ioctl(struct drm_device *dev, void *data, |
1961 | struct drm_file *file); | |
575155a9 | 1962 | |
6ef3d427 | 1963 | /* overlay */ |
3bd3c932 | 1964 | #ifdef CONFIG_DEBUG_FS |
6ef3d427 | 1965 | extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev); |
edc3d884 MK |
1966 | extern void intel_overlay_print_error_state(struct drm_i915_error_state_buf *e, |
1967 | struct intel_overlay_error_state *error); | |
c4a1d9e4 CW |
1968 | |
1969 | extern struct intel_display_error_state *intel_display_capture_error_state(struct drm_device *dev); | |
edc3d884 | 1970 | extern void intel_display_print_error_state(struct drm_i915_error_state_buf *e, |
c4a1d9e4 CW |
1971 | struct drm_device *dev, |
1972 | struct intel_display_error_state *error); | |
3bd3c932 | 1973 | #endif |
6ef3d427 | 1974 | |
b7287d80 BW |
1975 | /* On SNB platform, before reading ring registers forcewake bit |
1976 | * must be set to prevent GT core from power down and stale values being | |
1977 | * returned. | |
1978 | */ | |
fcca7926 BW |
1979 | void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv); |
1980 | void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv); | |
67a3744f | 1981 | int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv); |
b7287d80 | 1982 | |
42c0526c BW |
1983 | int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u8 mbox, u32 *val); |
1984 | int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val); | |
59de0813 JN |
1985 | |
1986 | /* intel_sideband.c */ | |
64936258 JN |
1987 | u32 vlv_punit_read(struct drm_i915_private *dev_priv, u8 addr); |
1988 | void vlv_punit_write(struct drm_i915_private *dev_priv, u8 addr, u32 val); | |
1989 | u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr); | |
ae99258f JN |
1990 | u32 vlv_dpio_read(struct drm_i915_private *dev_priv, int reg); |
1991 | void vlv_dpio_write(struct drm_i915_private *dev_priv, int reg, u32 val); | |
59de0813 JN |
1992 | u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg, |
1993 | enum intel_sbi_destination destination); | |
1994 | void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value, | |
1995 | enum intel_sbi_destination destination); | |
0a073b84 | 1996 | |
855ba3be JB |
1997 | int vlv_gpu_freq(int ddr_freq, int val); |
1998 | int vlv_freq_opcode(int ddr_freq, int val); | |
42c0526c | 1999 | |
5f75377d | 2000 | #define __i915_read(x, y) \ |
f7000883 | 2001 | u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg); |
fcca7926 | 2002 | |
5f75377d KP |
2003 | __i915_read(8, b) |
2004 | __i915_read(16, w) | |
2005 | __i915_read(32, l) | |
2006 | __i915_read(64, q) | |
2007 | #undef __i915_read | |
2008 | ||
2009 | #define __i915_write(x, y) \ | |
f7000883 AK |
2010 | void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val); |
2011 | ||
5f75377d KP |
2012 | __i915_write(8, b) |
2013 | __i915_write(16, w) | |
2014 | __i915_write(32, l) | |
2015 | __i915_write(64, q) | |
2016 | #undef __i915_write | |
2017 | ||
2018 | #define I915_READ8(reg) i915_read8(dev_priv, (reg)) | |
2019 | #define I915_WRITE8(reg, val) i915_write8(dev_priv, (reg), (val)) | |
2020 | ||
2021 | #define I915_READ16(reg) i915_read16(dev_priv, (reg)) | |
2022 | #define I915_WRITE16(reg, val) i915_write16(dev_priv, (reg), (val)) | |
2023 | #define I915_READ16_NOTRACE(reg) readw(dev_priv->regs + (reg)) | |
2024 | #define I915_WRITE16_NOTRACE(reg, val) writew(val, dev_priv->regs + (reg)) | |
2025 | ||
2026 | #define I915_READ(reg) i915_read32(dev_priv, (reg)) | |
2027 | #define I915_WRITE(reg, val) i915_write32(dev_priv, (reg), (val)) | |
cae5852d ZN |
2028 | #define I915_READ_NOTRACE(reg) readl(dev_priv->regs + (reg)) |
2029 | #define I915_WRITE_NOTRACE(reg, val) writel(val, dev_priv->regs + (reg)) | |
5f75377d KP |
2030 | |
2031 | #define I915_WRITE64(reg, val) i915_write64(dev_priv, (reg), (val)) | |
2032 | #define I915_READ64(reg) i915_read64(dev_priv, (reg)) | |
cae5852d ZN |
2033 | |
2034 | #define POSTING_READ(reg) (void)I915_READ_NOTRACE(reg) | |
2035 | #define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg) | |
2036 | ||
55bc60db VS |
2037 | /* "Broadcast RGB" property */ |
2038 | #define INTEL_BROADCAST_RGB_AUTO 0 | |
2039 | #define INTEL_BROADCAST_RGB_FULL 1 | |
2040 | #define INTEL_BROADCAST_RGB_LIMITED 2 | |
ba4f01a3 | 2041 | |
766aa1c4 VS |
2042 | static inline uint32_t i915_vgacntrl_reg(struct drm_device *dev) |
2043 | { | |
2044 | if (HAS_PCH_SPLIT(dev)) | |
2045 | return CPU_VGACNTRL; | |
2046 | else if (IS_VALLEYVIEW(dev)) | |
2047 | return VLV_VGACNTRL; | |
2048 | else | |
2049 | return VGACNTRL; | |
2050 | } | |
2051 | ||
2bb4629a VS |
2052 | static inline void __user *to_user_ptr(u64 address) |
2053 | { | |
2054 | return (void __user *)(uintptr_t)address; | |
2055 | } | |
2056 | ||
1da177e4 | 2057 | #endif |