1 /*
2 * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Kevin Tian <kevin.tian@intel.com>
25 * Eddie Dong <eddie.dong@intel.com>
26 * Zhiyuan Lv <zhiyuan.lv@intel.com>
27 *
28 * Contributors:
29 * Min He <min.he@intel.com>
30 * Tina Zhang <tina.zhang@intel.com>
31 * Pei Zhang <pei.zhang@intel.com>
32 * Niu Bing <bing.niu@intel.com>
33 * Ping Gao <ping.a.gao@intel.com>
34 * Zhi Wang <zhi.a.wang@intel.com>
35 *
36
37 */
38
39 #include "i915_drv.h"
40 #include "gvt.h"
41 #include "i915_pvinfo.h"
42
43 /* XXX FIXME i915 has changed PP_XXX definition */
44 #define PCH_PP_STATUS _MMIO(0xc7200)
45 #define PCH_PP_CONTROL _MMIO(0xc7204)
46 #define PCH_PP_ON_DELAYS _MMIO(0xc7208)
47 #define PCH_PP_OFF_DELAYS _MMIO(0xc720c)
48 #define PCH_PP_DIVISOR _MMIO(0xc7210)
49
intel_gvt_get_device_type(struct intel_gvt * gvt)50 unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt)
51 {
52 if (IS_BROADWELL(gvt->dev_priv))
53 return D_BDW;
54 else if (IS_SKYLAKE(gvt->dev_priv))
55 return D_SKL;
56 else if (IS_KABYLAKE(gvt->dev_priv))
57 return D_KBL;
58 else if (IS_BROXTON(gvt->dev_priv))
59 return D_BXT;
60 else if (IS_COFFEELAKE(gvt->dev_priv))
61 return D_CFL;
62
63 return 0;
64 }
65
intel_gvt_match_device(struct intel_gvt * gvt,unsigned long device)66 bool intel_gvt_match_device(struct intel_gvt *gvt,
67 unsigned long device)
68 {
69 return intel_gvt_get_device_type(gvt) & device;
70 }
71
read_vreg(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)72 static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset,
73 void *p_data, unsigned int bytes)
74 {
75 memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
76 }
77
write_vreg(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)78 static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
79 void *p_data, unsigned int bytes)
80 {
81 memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
82 }
83
find_mmio_info(struct intel_gvt * gvt,unsigned int offset)84 static struct intel_gvt_mmio_info *find_mmio_info(struct intel_gvt *gvt,
85 unsigned int offset)
86 {
87 struct intel_gvt_mmio_info *e;
88
89 hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) {
90 if (e->offset == offset)
91 return e;
92 }
93 return NULL;
94 }
95
new_mmio_info(struct intel_gvt * gvt,u32 offset,u8 flags,u32 size,u32 addr_mask,u32 ro_mask,u32 device,gvt_mmio_func read,gvt_mmio_func write)96 static int new_mmio_info(struct intel_gvt *gvt,
97 u32 offset, u8 flags, u32 size,
98 u32 addr_mask, u32 ro_mask, u32 device,
99 gvt_mmio_func read, gvt_mmio_func write)
100 {
101 struct intel_gvt_mmio_info *info, *p;
102 u32 start, end, i;
103
104 if (!intel_gvt_match_device(gvt, device))
105 return 0;
106
107 if (WARN_ON(!IS_ALIGNED(offset, 4)))
108 return -EINVAL;
109
110 start = offset;
111 end = offset + size;
112
113 for (i = start; i < end; i += 4) {
114 info = kzalloc(sizeof(*info), GFP_KERNEL);
115 if (!info)
116 return -ENOMEM;
117
118 info->offset = i;
119 p = find_mmio_info(gvt, info->offset);
120 if (p) {
121 WARN(1, "dup mmio definition offset %x\n",
122 info->offset);
123 kfree(info);
124
125 /* We return -EEXIST here to make GVT-g load fail.
126 * So duplicated MMIO can be found as soon as
127 * possible.
128 */
129 return -EEXIST;
130 }
131
132 info->ro_mask = ro_mask;
133 info->device = device;
134 info->read = read ? read : intel_vgpu_default_mmio_read;
135 info->write = write ? write : intel_vgpu_default_mmio_write;
136 gvt->mmio.mmio_attribute[info->offset / 4] = flags;
137 INIT_HLIST_NODE(&info->node);
138 hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
139 gvt->mmio.num_tracked_mmio++;
140 }
141 return 0;
142 }
143
144 /**
145 * intel_gvt_render_mmio_to_ring_id - convert a mmio offset into ring id
146 * @gvt: a GVT device
147 * @offset: register offset
148 *
149 * Returns:
150 * Ring ID on success, negative error code if failed.
151 */
intel_gvt_render_mmio_to_ring_id(struct intel_gvt * gvt,unsigned int offset)152 int intel_gvt_render_mmio_to_ring_id(struct intel_gvt *gvt,
153 unsigned int offset)
154 {
155 enum intel_engine_id id;
156 struct intel_engine_cs *engine;
157
158 offset &= ~GENMASK(11, 0);
159 for_each_engine(engine, gvt->dev_priv, id) {
160 if (engine->mmio_base == offset)
161 return id;
162 }
163 return -ENODEV;
164 }
165
166 #define offset_to_fence_num(offset) \
167 ((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
168
169 #define fence_num_to_offset(num) \
170 (num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
171
172
enter_failsafe_mode(struct intel_vgpu * vgpu,int reason)173 void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
174 {
175 switch (reason) {
176 case GVT_FAILSAFE_UNSUPPORTED_GUEST:
177 pr_err("Detected your guest driver doesn't support GVT-g.\n");
178 break;
179 case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
180 pr_err("Graphics resource is not enough for the guest\n");
181 break;
182 case GVT_FAILSAFE_GUEST_ERR:
183 pr_err("GVT Internal error for the guest\n");
184 break;
185 default:
186 break;
187 }
188 pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
189 vgpu->failsafe = true;
190 }
191
sanitize_fence_mmio_access(struct intel_vgpu * vgpu,unsigned int fence_num,void * p_data,unsigned int bytes)192 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
193 unsigned int fence_num, void *p_data, unsigned int bytes)
194 {
195 unsigned int max_fence = vgpu_fence_sz(vgpu);
196
197 if (fence_num >= max_fence) {
198 gvt_vgpu_err("access oob fence reg %d/%d\n",
199 fence_num, max_fence);
200
201 /* When guest access oob fence regs without access
202 * pv_info first, we treat guest not supporting GVT,
203 * and we will let vgpu enter failsafe mode.
204 */
205 if (!vgpu->pv_notified)
206 enter_failsafe_mode(vgpu,
207 GVT_FAILSAFE_UNSUPPORTED_GUEST);
208
209 memset(p_data, 0, bytes);
210 return -EINVAL;
211 }
212 return 0;
213 }
214
gamw_echo_dev_rw_ia_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)215 static int gamw_echo_dev_rw_ia_write(struct intel_vgpu *vgpu,
216 unsigned int offset, void *p_data, unsigned int bytes)
217 {
218 u32 ips = (*(u32 *)p_data) & GAMW_ECO_ENABLE_64K_IPS_FIELD;
219
220 if (INTEL_GEN(vgpu->gvt->dev_priv) <= 10) {
221 if (ips == GAMW_ECO_ENABLE_64K_IPS_FIELD)
222 gvt_dbg_core("vgpu%d: ips enabled\n", vgpu->id);
223 else if (!ips)
224 gvt_dbg_core("vgpu%d: ips disabled\n", vgpu->id);
225 else {
226 /* All engines must be enabled together for vGPU,
227 * since we don't know which engine the ppgtt will
228 * bind to when shadowing.
229 */
230 gvt_vgpu_err("Unsupported IPS setting %x, cannot enable 64K gtt.\n",
231 ips);
232 return -EINVAL;
233 }
234 }
235
236 write_vreg(vgpu, offset, p_data, bytes);
237 return 0;
238 }
239
fence_mmio_read(struct intel_vgpu * vgpu,unsigned int off,void * p_data,unsigned int bytes)240 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
241 void *p_data, unsigned int bytes)
242 {
243 int ret;
244
245 ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
246 p_data, bytes);
247 if (ret)
248 return ret;
249 read_vreg(vgpu, off, p_data, bytes);
250 return 0;
251 }
252
fence_mmio_write(struct intel_vgpu * vgpu,unsigned int off,void * p_data,unsigned int bytes)253 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
254 void *p_data, unsigned int bytes)
255 {
256 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
257 unsigned int fence_num = offset_to_fence_num(off);
258 int ret;
259
260 ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
261 if (ret)
262 return ret;
263 write_vreg(vgpu, off, p_data, bytes);
264
265 mmio_hw_access_pre(dev_priv);
266 intel_vgpu_write_fence(vgpu, fence_num,
267 vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
268 mmio_hw_access_post(dev_priv);
269 return 0;
270 }
271
272 #define CALC_MODE_MASK_REG(old, new) \
273 (((new) & GENMASK(31, 16)) \
274 | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \
275 | ((new) & ((new) >> 16))))
276
mul_force_wake_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)277 static int mul_force_wake_write(struct intel_vgpu *vgpu,
278 unsigned int offset, void *p_data, unsigned int bytes)
279 {
280 u32 old, new;
281 u32 ack_reg_offset;
282
283 old = vgpu_vreg(vgpu, offset);
284 new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
285
286 if (INTEL_GEN(vgpu->gvt->dev_priv) >= 9) {
287 switch (offset) {
288 case FORCEWAKE_RENDER_GEN9_REG:
289 ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
290 break;
291 case FORCEWAKE_BLITTER_GEN9_REG:
292 ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG;
293 break;
294 case FORCEWAKE_MEDIA_GEN9_REG:
295 ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
296 break;
297 default:
298 /*should not hit here*/
299 gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
300 return -EINVAL;
301 }
302 } else {
303 ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
304 }
305
306 vgpu_vreg(vgpu, offset) = new;
307 vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
308 return 0;
309 }
310
gdrst_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)311 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
312 void *p_data, unsigned int bytes)
313 {
314 intel_engine_mask_t engine_mask = 0;
315 u32 data;
316
317 write_vreg(vgpu, offset, p_data, bytes);
318 data = vgpu_vreg(vgpu, offset);
319
320 if (data & GEN6_GRDOM_FULL) {
321 gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
322 engine_mask = ALL_ENGINES;
323 } else {
324 if (data & GEN6_GRDOM_RENDER) {
325 gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
326 engine_mask |= BIT(RCS0);
327 }
328 if (data & GEN6_GRDOM_MEDIA) {
329 gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
330 engine_mask |= BIT(VCS0);
331 }
332 if (data & GEN6_GRDOM_BLT) {
333 gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
334 engine_mask |= BIT(BCS0);
335 }
336 if (data & GEN6_GRDOM_VECS) {
337 gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
338 engine_mask |= BIT(VECS0);
339 }
340 if (data & GEN8_GRDOM_MEDIA2) {
341 gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
342 engine_mask |= BIT(VCS1);
343 }
344 engine_mask &= INTEL_INFO(vgpu->gvt->dev_priv)->engine_mask;
345 }
346
347 /* vgpu_lock already hold by emulate mmio r/w */
348 intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
349
350 /* sw will wait for the device to ack the reset request */
351 vgpu_vreg(vgpu, offset) = 0;
352
353 return 0;
354 }
355
gmbus_mmio_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)356 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
357 void *p_data, unsigned int bytes)
358 {
359 return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
360 }
361
gmbus_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)362 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
363 void *p_data, unsigned int bytes)
364 {
365 return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
366 }
367
pch_pp_control_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)368 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
369 unsigned int offset, void *p_data, unsigned int bytes)
370 {
371 write_vreg(vgpu, offset, p_data, bytes);
372
373 if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
374 vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_ON;
375 vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
376 vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
377 vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
378
379 } else
380 vgpu_vreg_t(vgpu, PCH_PP_STATUS) &=
381 ~(PP_ON | PP_SEQUENCE_POWER_DOWN
382 | PP_CYCLE_DELAY_ACTIVE);
383 return 0;
384 }
385
transconf_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)386 static int transconf_mmio_write(struct intel_vgpu *vgpu,
387 unsigned int offset, void *p_data, unsigned int bytes)
388 {
389 write_vreg(vgpu, offset, p_data, bytes);
390
391 if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
392 vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
393 else
394 vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
395 return 0;
396 }
397
lcpll_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)398 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
399 void *p_data, unsigned int bytes)
400 {
401 write_vreg(vgpu, offset, p_data, bytes);
402
403 if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
404 vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
405 else
406 vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
407
408 if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
409 vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
410 else
411 vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
412
413 return 0;
414 }
415
dpy_reg_mmio_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)416 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
417 void *p_data, unsigned int bytes)
418 {
419 switch (offset) {
420 case 0xe651c:
421 case 0xe661c:
422 case 0xe671c:
423 case 0xe681c:
424 vgpu_vreg(vgpu, offset) = 1 << 17;
425 break;
426 case 0xe6c04:
427 vgpu_vreg(vgpu, offset) = 0x3;
428 break;
429 case 0xe6e1c:
430 vgpu_vreg(vgpu, offset) = 0x2f << 16;
431 break;
432 default:
433 return -EINVAL;
434 }
435
436 read_vreg(vgpu, offset, p_data, bytes);
437 return 0;
438 }
439
pipeconf_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)440 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
441 void *p_data, unsigned int bytes)
442 {
443 u32 data;
444
445 write_vreg(vgpu, offset, p_data, bytes);
446 data = vgpu_vreg(vgpu, offset);
447
448 if (data & PIPECONF_ENABLE)
449 vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
450 else
451 vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
452 /* vgpu_lock already hold by emulate mmio r/w */
453 mutex_unlock(&vgpu->vgpu_lock);
454 intel_gvt_check_vblank_emulation(vgpu->gvt);
455 mutex_lock(&vgpu->vgpu_lock);
456 return 0;
457 }
458
459 /* ascendingly sorted */
460 static i915_reg_t force_nonpriv_white_list[] = {
461 GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
462 GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
463 GEN8_CS_CHICKEN1,//_MMIO(0x2580)
464 _MMIO(0x2690),
465 _MMIO(0x2694),
466 _MMIO(0x2698),
467 _MMIO(0x2754),
468 _MMIO(0x28a0),
469 _MMIO(0x4de0),
470 _MMIO(0x4de4),
471 _MMIO(0x4dfc),
472 GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
473 _MMIO(0x7014),
474 HDC_CHICKEN0,//_MMIO(0x7300)
475 GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
476 _MMIO(0x7700),
477 _MMIO(0x7704),
478 _MMIO(0x7708),
479 _MMIO(0x770c),
480 _MMIO(0x83a8),
481 _MMIO(0xb110),
482 GEN8_L3SQCREG4,//_MMIO(0xb118)
483 _MMIO(0xe100),
484 _MMIO(0xe18c),
485 _MMIO(0xe48c),
486 _MMIO(0xe5f4),
487 };
488
489 /* a simple bsearch */
in_whitelist(unsigned int reg)490 static inline bool in_whitelist(unsigned int reg)
491 {
492 int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
493 i915_reg_t *array = force_nonpriv_white_list;
494
495 while (left < right) {
496 int mid = (left + right)/2;
497
498 if (reg > array[mid].reg)
499 left = mid + 1;
500 else if (reg < array[mid].reg)
501 right = mid;
502 else
503 return true;
504 }
505 return false;
506 }
507
force_nonpriv_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)508 static int force_nonpriv_write(struct intel_vgpu *vgpu,
509 unsigned int offset, void *p_data, unsigned int bytes)
510 {
511 u32 reg_nonpriv = *(u32 *)p_data;
512 int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
513 u32 ring_base;
514 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
515 int ret = -EINVAL;
516
517 if ((bytes != 4) || ((offset & (bytes - 1)) != 0) || ring_id < 0) {
518 gvt_err("vgpu(%d) ring %d Invalid FORCE_NONPRIV offset %x(%dB)\n",
519 vgpu->id, ring_id, offset, bytes);
520 return ret;
521 }
522
523 ring_base = dev_priv->engine[ring_id]->mmio_base;
524
525 if (in_whitelist(reg_nonpriv) ||
526 reg_nonpriv == i915_mmio_reg_offset(RING_NOPID(ring_base))) {
527 ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
528 bytes);
529 } else
530 gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x at offset %x\n",
531 vgpu->id, reg_nonpriv, offset);
532
533 return 0;
534 }
535
ddi_buf_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)536 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
537 void *p_data, unsigned int bytes)
538 {
539 write_vreg(vgpu, offset, p_data, bytes);
540
541 if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
542 vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
543 } else {
544 vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
545 if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
546 vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E))
547 &= ~DP_TP_STATUS_AUTOTRAIN_DONE;
548 }
549 return 0;
550 }
551
fdi_rx_iir_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)552 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
553 unsigned int offset, void *p_data, unsigned int bytes)
554 {
555 vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
556 return 0;
557 }
558
559 #define FDI_LINK_TRAIN_PATTERN1 0
560 #define FDI_LINK_TRAIN_PATTERN2 1
561
fdi_auto_training_started(struct intel_vgpu * vgpu)562 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
563 {
564 u32 ddi_buf_ctl = vgpu_vreg_t(vgpu, DDI_BUF_CTL(PORT_E));
565 u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
566 u32 tx_ctl = vgpu_vreg_t(vgpu, DP_TP_CTL(PORT_E));
567
568 if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
569 (rx_ctl & FDI_RX_ENABLE) &&
570 (rx_ctl & FDI_AUTO_TRAINING) &&
571 (tx_ctl & DP_TP_CTL_ENABLE) &&
572 (tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
573 return 1;
574 else
575 return 0;
576 }
577
check_fdi_rx_train_status(struct intel_vgpu * vgpu,enum pipe pipe,unsigned int train_pattern)578 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
579 enum pipe pipe, unsigned int train_pattern)
580 {
581 i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
582 unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
583 unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
584 unsigned int fdi_iir_check_bits;
585
586 fdi_rx_imr = FDI_RX_IMR(pipe);
587 fdi_tx_ctl = FDI_TX_CTL(pipe);
588 fdi_rx_ctl = FDI_RX_CTL(pipe);
589
590 if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
591 fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
592 fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
593 fdi_iir_check_bits = FDI_RX_BIT_LOCK;
594 } else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
595 fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
596 fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
597 fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
598 } else {
599 gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
600 return -EINVAL;
601 }
602
603 fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
604 fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
605
606 /* If imr bit has been masked */
607 if (vgpu_vreg_t(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
608 return 0;
609
610 if (((vgpu_vreg_t(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
611 == fdi_tx_check_bits)
612 && ((vgpu_vreg_t(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
613 == fdi_rx_check_bits))
614 return 1;
615 else
616 return 0;
617 }
618
619 #define INVALID_INDEX (~0U)
620
calc_index(unsigned int offset,unsigned int start,unsigned int next,unsigned int end,i915_reg_t i915_end)621 static unsigned int calc_index(unsigned int offset, unsigned int start,
622 unsigned int next, unsigned int end, i915_reg_t i915_end)
623 {
624 unsigned int range = next - start;
625
626 if (!end)
627 end = i915_mmio_reg_offset(i915_end);
628 if (offset < start || offset > end)
629 return INVALID_INDEX;
630 offset -= start;
631 return offset / range;
632 }
633
634 #define FDI_RX_CTL_TO_PIPE(offset) \
635 calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
636
637 #define FDI_TX_CTL_TO_PIPE(offset) \
638 calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
639
640 #define FDI_RX_IMR_TO_PIPE(offset) \
641 calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
642
update_fdi_rx_iir_status(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)643 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
644 unsigned int offset, void *p_data, unsigned int bytes)
645 {
646 i915_reg_t fdi_rx_iir;
647 unsigned int index;
648 int ret;
649
650 if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
651 index = FDI_RX_CTL_TO_PIPE(offset);
652 else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
653 index = FDI_TX_CTL_TO_PIPE(offset);
654 else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
655 index = FDI_RX_IMR_TO_PIPE(offset);
656 else {
657 gvt_vgpu_err("Unsupport registers %x\n", offset);
658 return -EINVAL;
659 }
660
661 write_vreg(vgpu, offset, p_data, bytes);
662
663 fdi_rx_iir = FDI_RX_IIR(index);
664
665 ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
666 if (ret < 0)
667 return ret;
668 if (ret)
669 vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
670
671 ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
672 if (ret < 0)
673 return ret;
674 if (ret)
675 vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
676
677 if (offset == _FDI_RXA_CTL)
678 if (fdi_auto_training_started(vgpu))
679 vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E)) |=
680 DP_TP_STATUS_AUTOTRAIN_DONE;
681 return 0;
682 }
683
684 #define DP_TP_CTL_TO_PORT(offset) \
685 calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
686
dp_tp_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)687 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
688 void *p_data, unsigned int bytes)
689 {
690 i915_reg_t status_reg;
691 unsigned int index;
692 u32 data;
693
694 write_vreg(vgpu, offset, p_data, bytes);
695
696 index = DP_TP_CTL_TO_PORT(offset);
697 data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
698 if (data == 0x2) {
699 status_reg = DP_TP_STATUS(index);
700 vgpu_vreg_t(vgpu, status_reg) |= (1 << 25);
701 }
702 return 0;
703 }
704
dp_tp_status_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)705 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
706 unsigned int offset, void *p_data, unsigned int bytes)
707 {
708 u32 reg_val;
709 u32 sticky_mask;
710
711 reg_val = *((u32 *)p_data);
712 sticky_mask = GENMASK(27, 26) | (1 << 24);
713
714 vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
715 (vgpu_vreg(vgpu, offset) & sticky_mask);
716 vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
717 return 0;
718 }
719
pch_adpa_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)720 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
721 unsigned int offset, void *p_data, unsigned int bytes)
722 {
723 u32 data;
724
725 write_vreg(vgpu, offset, p_data, bytes);
726 data = vgpu_vreg(vgpu, offset);
727
728 if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
729 vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
730 return 0;
731 }
732
south_chicken2_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)733 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
734 unsigned int offset, void *p_data, unsigned int bytes)
735 {
736 u32 data;
737
738 write_vreg(vgpu, offset, p_data, bytes);
739 data = vgpu_vreg(vgpu, offset);
740
741 if (data & FDI_MPHY_IOSFSB_RESET_CTL)
742 vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
743 else
744 vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
745 return 0;
746 }
747
748 #define DSPSURF_TO_PIPE(offset) \
749 calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
750
pri_surf_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)751 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
752 void *p_data, unsigned int bytes)
753 {
754 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
755 u32 pipe = DSPSURF_TO_PIPE(offset);
756 int event = SKL_FLIP_EVENT(pipe, PLANE_PRIMARY);
757
758 write_vreg(vgpu, offset, p_data, bytes);
759 vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
760
761 vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
762
763 if (vgpu_vreg_t(vgpu, DSPCNTR(pipe)) & PLANE_CTL_ASYNC_FLIP)
764 intel_vgpu_trigger_virtual_event(vgpu, event);
765 else
766 set_bit(event, vgpu->irq.flip_done_event[pipe]);
767
768 return 0;
769 }
770
771 #define SPRSURF_TO_PIPE(offset) \
772 calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
773
spr_surf_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)774 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
775 void *p_data, unsigned int bytes)
776 {
777 u32 pipe = SPRSURF_TO_PIPE(offset);
778 int event = SKL_FLIP_EVENT(pipe, PLANE_SPRITE0);
779
780 write_vreg(vgpu, offset, p_data, bytes);
781 vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
782
783 if (vgpu_vreg_t(vgpu, SPRCTL(pipe)) & PLANE_CTL_ASYNC_FLIP)
784 intel_vgpu_trigger_virtual_event(vgpu, event);
785 else
786 set_bit(event, vgpu->irq.flip_done_event[pipe]);
787
788 return 0;
789 }
790
reg50080_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)791 static int reg50080_mmio_write(struct intel_vgpu *vgpu,
792 unsigned int offset, void *p_data,
793 unsigned int bytes)
794 {
795 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
796 enum pipe pipe = REG_50080_TO_PIPE(offset);
797 enum plane_id plane = REG_50080_TO_PLANE(offset);
798 int event = SKL_FLIP_EVENT(pipe, plane);
799
800 write_vreg(vgpu, offset, p_data, bytes);
801 if (plane == PLANE_PRIMARY) {
802 vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
803 vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
804 } else {
805 vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
806 }
807
808 if ((vgpu_vreg(vgpu, offset) & REG50080_FLIP_TYPE_MASK) == REG50080_FLIP_TYPE_ASYNC)
809 intel_vgpu_trigger_virtual_event(vgpu, event);
810 else
811 set_bit(event, vgpu->irq.flip_done_event[pipe]);
812
813 return 0;
814 }
815
trigger_aux_channel_interrupt(struct intel_vgpu * vgpu,unsigned int reg)816 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
817 unsigned int reg)
818 {
819 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
820 enum intel_gvt_event_type event;
821
822 if (reg == _DPA_AUX_CH_CTL)
823 event = AUX_CHANNEL_A;
824 else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL)
825 event = AUX_CHANNEL_B;
826 else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL)
827 event = AUX_CHANNEL_C;
828 else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL)
829 event = AUX_CHANNEL_D;
830 else {
831 WARN_ON(true);
832 return -EINVAL;
833 }
834
835 intel_vgpu_trigger_virtual_event(vgpu, event);
836 return 0;
837 }
838
dp_aux_ch_ctl_trans_done(struct intel_vgpu * vgpu,u32 value,unsigned int reg,int len,bool data_valid)839 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
840 unsigned int reg, int len, bool data_valid)
841 {
842 /* mark transaction done */
843 value |= DP_AUX_CH_CTL_DONE;
844 value &= ~DP_AUX_CH_CTL_SEND_BUSY;
845 value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
846
847 if (data_valid)
848 value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
849 else
850 value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
851
852 /* message size */
853 value &= ~(0xf << 20);
854 value |= (len << 20);
855 vgpu_vreg(vgpu, reg) = value;
856
857 if (value & DP_AUX_CH_CTL_INTERRUPT)
858 return trigger_aux_channel_interrupt(vgpu, reg);
859 return 0;
860 }
861
dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data * dpcd,u8 t)862 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
863 u8 t)
864 {
865 if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
866 /* training pattern 1 for CR */
867 /* set LANE0_CR_DONE, LANE1_CR_DONE */
868 dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
869 /* set LANE2_CR_DONE, LANE3_CR_DONE */
870 dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
871 } else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
872 DPCD_TRAINING_PATTERN_2) {
873 /* training pattern 2 for EQ */
874 /* Set CHANNEL_EQ_DONE and SYMBOL_LOCKED for Lane0_1 */
875 dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
876 dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
877 /* Set CHANNEL_EQ_DONE and SYMBOL_LOCKED for Lane2_3 */
878 dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
879 dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
880 /* set INTERLANE_ALIGN_DONE */
881 dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
882 DPCD_INTERLANE_ALIGN_DONE;
883 } else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
884 DPCD_LINK_TRAINING_DISABLED) {
885 /* finish link training */
886 /* set sink status as synchronized */
887 dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
888 }
889 }
890
891 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
892 ((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
893
894 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
895
896 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
897
898 #define dpy_is_valid_port(port) \
899 (((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
900
dp_aux_ch_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)901 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
902 unsigned int offset, void *p_data, unsigned int bytes)
903 {
904 struct intel_vgpu_display *display = &vgpu->display;
905 int msg, addr, ctrl, op, len;
906 int port_index = OFFSET_TO_DP_AUX_PORT(offset);
907 struct intel_vgpu_dpcd_data *dpcd = NULL;
908 struct intel_vgpu_port *port = NULL;
909 u32 data;
910
911 if (!dpy_is_valid_port(port_index)) {
912 gvt_vgpu_err("Unsupported DP port access!\n");
913 return 0;
914 }
915
916 write_vreg(vgpu, offset, p_data, bytes);
917 data = vgpu_vreg(vgpu, offset);
918
919 if ((INTEL_GEN(vgpu->gvt->dev_priv) >= 9)
920 && offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
921 /* SKL DPB/C/D aux ctl register changed */
922 return 0;
923 } else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
924 offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
925 /* write to the data registers */
926 return 0;
927 }
928
929 if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
930 /* just want to clear the sticky bits */
931 vgpu_vreg(vgpu, offset) = 0;
932 return 0;
933 }
934
935 port = &display->ports[port_index];
936 dpcd = port->dpcd;
937
938 /* read out message from DATA1 register */
939 msg = vgpu_vreg(vgpu, offset + 4);
940 addr = (msg >> 8) & 0xffff;
941 ctrl = (msg >> 24) & 0xff;
942 len = msg & 0xff;
943 op = ctrl >> 4;
944
945 if (op == GVT_AUX_NATIVE_WRITE) {
946 int t;
947 u8 buf[16];
948
949 if ((addr + len + 1) >= DPCD_SIZE) {
950 /*
951 * Write request exceeds what we supported,
952 * DCPD spec: When a Source Device is writing a DPCD
953 * address not supported by the Sink Device, the Sink
954 * Device shall reply with AUX NACK and “M” equal to
955 * zero.
956 */
957
958 /* NAK the write */
959 vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
960 dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
961 return 0;
962 }
963
964 /*
965 * Write request format: Headr (command + address + size) occupies
966 * 4 bytes, followed by (len + 1) bytes of data. See details at
967 * intel_dp_aux_transfer().
968 */
969 if ((len + 1 + 4) > AUX_BURST_SIZE) {
970 gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
971 return -EINVAL;
972 }
973
974 /* unpack data from vreg to buf */
975 for (t = 0; t < 4; t++) {
976 u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
977
978 buf[t * 4] = (r >> 24) & 0xff;
979 buf[t * 4 + 1] = (r >> 16) & 0xff;
980 buf[t * 4 + 2] = (r >> 8) & 0xff;
981 buf[t * 4 + 3] = r & 0xff;
982 }
983
984 /* write to virtual DPCD */
985 if (dpcd && dpcd->data_valid) {
986 for (t = 0; t <= len; t++) {
987 int p = addr + t;
988
989 dpcd->data[p] = buf[t];
990 /* check for link training */
991 if (p == DPCD_TRAINING_PATTERN_SET)
992 dp_aux_ch_ctl_link_training(dpcd,
993 buf[t]);
994 }
995 }
996
997 /* ACK the write */
998 vgpu_vreg(vgpu, offset + 4) = 0;
999 dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
1000 dpcd && dpcd->data_valid);
1001 return 0;
1002 }
1003
1004 if (op == GVT_AUX_NATIVE_READ) {
1005 int idx, i, ret = 0;
1006
1007 if ((addr + len + 1) >= DPCD_SIZE) {
1008 /*
1009 * read request exceeds what we supported
1010 * DPCD spec: A Sink Device receiving a Native AUX CH
1011 * read request for an unsupported DPCD address must
1012 * reply with an AUX ACK and read data set equal to
1013 * zero instead of replying with AUX NACK.
1014 */
1015
1016 /* ACK the READ*/
1017 vgpu_vreg(vgpu, offset + 4) = 0;
1018 vgpu_vreg(vgpu, offset + 8) = 0;
1019 vgpu_vreg(vgpu, offset + 12) = 0;
1020 vgpu_vreg(vgpu, offset + 16) = 0;
1021 vgpu_vreg(vgpu, offset + 20) = 0;
1022
1023 dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1024 true);
1025 return 0;
1026 }
1027
1028 for (idx = 1; idx <= 5; idx++) {
1029 /* clear the data registers */
1030 vgpu_vreg(vgpu, offset + 4 * idx) = 0;
1031 }
1032
1033 /*
1034 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
1035 */
1036 if ((len + 2) > AUX_BURST_SIZE) {
1037 gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
1038 return -EINVAL;
1039 }
1040
1041 /* read from virtual DPCD to vreg */
1042 /* first 4 bytes: [ACK][addr][addr+1][addr+2] */
1043 if (dpcd && dpcd->data_valid) {
1044 for (i = 1; i <= (len + 1); i++) {
1045 int t;
1046
1047 t = dpcd->data[addr + i - 1];
1048 t <<= (24 - 8 * (i % 4));
1049 ret |= t;
1050
1051 if ((i % 4 == 3) || (i == (len + 1))) {
1052 vgpu_vreg(vgpu, offset +
1053 (i / 4 + 1) * 4) = ret;
1054 ret = 0;
1055 }
1056 }
1057 }
1058 dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1059 dpcd && dpcd->data_valid);
1060 return 0;
1061 }
1062
1063 /* i2c transaction starts */
1064 intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
1065
1066 if (data & DP_AUX_CH_CTL_INTERRUPT)
1067 trigger_aux_channel_interrupt(vgpu, offset);
1068 return 0;
1069 }
1070
mbctl_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1071 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1072 void *p_data, unsigned int bytes)
1073 {
1074 *(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
1075 write_vreg(vgpu, offset, p_data, bytes);
1076 return 0;
1077 }
1078
vga_control_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1079 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1080 void *p_data, unsigned int bytes)
1081 {
1082 bool vga_disable;
1083
1084 write_vreg(vgpu, offset, p_data, bytes);
1085 vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
1086
1087 gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
1088 vga_disable ? "Disable" : "Enable");
1089 return 0;
1090 }
1091
read_virtual_sbi_register(struct intel_vgpu * vgpu,unsigned int sbi_offset)1092 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1093 unsigned int sbi_offset)
1094 {
1095 struct intel_vgpu_display *display = &vgpu->display;
1096 int num = display->sbi.number;
1097 int i;
1098
1099 for (i = 0; i < num; ++i)
1100 if (display->sbi.registers[i].offset == sbi_offset)
1101 break;
1102
1103 if (i == num)
1104 return 0;
1105
1106 return display->sbi.registers[i].value;
1107 }
1108
write_virtual_sbi_register(struct intel_vgpu * vgpu,unsigned int offset,u32 value)1109 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1110 unsigned int offset, u32 value)
1111 {
1112 struct intel_vgpu_display *display = &vgpu->display;
1113 int num = display->sbi.number;
1114 int i;
1115
1116 for (i = 0; i < num; ++i) {
1117 if (display->sbi.registers[i].offset == offset)
1118 break;
1119 }
1120
1121 if (i == num) {
1122 if (num == SBI_REG_MAX) {
1123 gvt_vgpu_err("SBI caching meets maximum limits\n");
1124 return;
1125 }
1126 display->sbi.number++;
1127 }
1128
1129 display->sbi.registers[i].offset = offset;
1130 display->sbi.registers[i].value = value;
1131 }
1132
sbi_data_mmio_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1133 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1134 void *p_data, unsigned int bytes)
1135 {
1136 if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1137 SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1138 unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1139 SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1140 vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1141 sbi_offset);
1142 }
1143 read_vreg(vgpu, offset, p_data, bytes);
1144 return 0;
1145 }
1146
sbi_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1147 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1148 void *p_data, unsigned int bytes)
1149 {
1150 u32 data;
1151
1152 write_vreg(vgpu, offset, p_data, bytes);
1153 data = vgpu_vreg(vgpu, offset);
1154
1155 data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1156 data |= SBI_READY;
1157
1158 data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1159 data |= SBI_RESPONSE_SUCCESS;
1160
1161 vgpu_vreg(vgpu, offset) = data;
1162
1163 if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1164 SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1165 unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1166 SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1167
1168 write_virtual_sbi_register(vgpu, sbi_offset,
1169 vgpu_vreg_t(vgpu, SBI_DATA));
1170 }
1171 return 0;
1172 }
1173
1174 #define _vgtif_reg(x) \
1175 (VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1176
pvinfo_mmio_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1177 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1178 void *p_data, unsigned int bytes)
1179 {
1180 bool invalid_read = false;
1181
1182 read_vreg(vgpu, offset, p_data, bytes);
1183
1184 switch (offset) {
1185 case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1186 if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1187 invalid_read = true;
1188 break;
1189 case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1190 _vgtif_reg(avail_rs.fence_num):
1191 if (offset + bytes >
1192 _vgtif_reg(avail_rs.fence_num) + 4)
1193 invalid_read = true;
1194 break;
1195 case 0x78010: /* vgt_caps */
1196 case 0x7881c:
1197 break;
1198 default:
1199 invalid_read = true;
1200 break;
1201 }
1202 if (invalid_read)
1203 gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1204 offset, bytes, *(u32 *)p_data);
1205 vgpu->pv_notified = true;
1206 return 0;
1207 }
1208
handle_g2v_notification(struct intel_vgpu * vgpu,int notification)1209 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1210 {
1211 enum intel_gvt_gtt_type root_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY;
1212 struct intel_vgpu_mm *mm;
1213 u64 *pdps;
1214
1215 pdps = (u64 *)&vgpu_vreg64_t(vgpu, vgtif_reg(pdp[0]));
1216
1217 switch (notification) {
1218 case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1219 root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
1220 /* fall through */
1221 case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1222 mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
1223 return PTR_ERR_OR_ZERO(mm);
1224 case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1225 case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1226 return intel_vgpu_put_ppgtt_mm(vgpu, pdps);
1227 case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1228 case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1229 case 1: /* Remove this in guest driver. */
1230 break;
1231 default:
1232 gvt_vgpu_err("Invalid PV notification %d\n", notification);
1233 }
1234 return 0;
1235 }
1236
send_display_ready_uevent(struct intel_vgpu * vgpu,int ready)1237 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1238 {
1239 struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1240 struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1241 char *env[3] = {NULL, NULL, NULL};
1242 char vmid_str[20];
1243 char display_ready_str[20];
1244
1245 snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1246 env[0] = display_ready_str;
1247
1248 snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1249 env[1] = vmid_str;
1250
1251 return kobject_uevent_env(kobj, KOBJ_ADD, env);
1252 }
1253
pvinfo_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1254 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1255 void *p_data, unsigned int bytes)
1256 {
1257 u32 data = *(u32 *)p_data;
1258 bool invalid_write = false;
1259
1260 switch (offset) {
1261 case _vgtif_reg(display_ready):
1262 send_display_ready_uevent(vgpu, data ? 1 : 0);
1263 break;
1264 case _vgtif_reg(g2v_notify):
1265 handle_g2v_notification(vgpu, data);
1266 break;
1267 /* add xhot and yhot to handled list to avoid error log */
1268 case _vgtif_reg(cursor_x_hot):
1269 case _vgtif_reg(cursor_y_hot):
1270 case _vgtif_reg(pdp[0].lo):
1271 case _vgtif_reg(pdp[0].hi):
1272 case _vgtif_reg(pdp[1].lo):
1273 case _vgtif_reg(pdp[1].hi):
1274 case _vgtif_reg(pdp[2].lo):
1275 case _vgtif_reg(pdp[2].hi):
1276 case _vgtif_reg(pdp[3].lo):
1277 case _vgtif_reg(pdp[3].hi):
1278 case _vgtif_reg(execlist_context_descriptor_lo):
1279 case _vgtif_reg(execlist_context_descriptor_hi):
1280 break;
1281 case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1282 invalid_write = true;
1283 enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1284 break;
1285 default:
1286 invalid_write = true;
1287 gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1288 offset, bytes, data);
1289 break;
1290 }
1291
1292 if (!invalid_write)
1293 write_vreg(vgpu, offset, p_data, bytes);
1294
1295 return 0;
1296 }
1297
pf_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1298 static int pf_write(struct intel_vgpu *vgpu,
1299 unsigned int offset, void *p_data, unsigned int bytes)
1300 {
1301 u32 val = *(u32 *)p_data;
1302
1303 if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1304 offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1305 offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1306 WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1307 vgpu->id);
1308 return 0;
1309 }
1310
1311 return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1312 }
1313
power_well_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1314 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1315 unsigned int offset, void *p_data, unsigned int bytes)
1316 {
1317 write_vreg(vgpu, offset, p_data, bytes);
1318
1319 if (vgpu_vreg(vgpu, offset) &
1320 HSW_PWR_WELL_CTL_REQ(HSW_PW_CTL_IDX_GLOBAL))
1321 vgpu_vreg(vgpu, offset) |=
1322 HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1323 else
1324 vgpu_vreg(vgpu, offset) &=
1325 ~HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1326 return 0;
1327 }
1328
gen9_dbuf_ctl_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1329 static int gen9_dbuf_ctl_mmio_write(struct intel_vgpu *vgpu,
1330 unsigned int offset, void *p_data, unsigned int bytes)
1331 {
1332 write_vreg(vgpu, offset, p_data, bytes);
1333
1334 if (vgpu_vreg(vgpu, offset) & DBUF_POWER_REQUEST)
1335 vgpu_vreg(vgpu, offset) |= DBUF_POWER_STATE;
1336 else
1337 vgpu_vreg(vgpu, offset) &= ~DBUF_POWER_STATE;
1338
1339 return 0;
1340 }
1341
fpga_dbg_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1342 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1343 unsigned int offset, void *p_data, unsigned int bytes)
1344 {
1345 write_vreg(vgpu, offset, p_data, bytes);
1346
1347 if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1348 vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1349 return 0;
1350 }
1351
dma_ctrl_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1352 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1353 void *p_data, unsigned int bytes)
1354 {
1355 u32 mode;
1356
1357 write_vreg(vgpu, offset, p_data, bytes);
1358 mode = vgpu_vreg(vgpu, offset);
1359
1360 if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1361 WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
1362 vgpu->id);
1363 return 0;
1364 }
1365
1366 return 0;
1367 }
1368
gen9_trtte_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1369 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1370 void *p_data, unsigned int bytes)
1371 {
1372 u32 trtte = *(u32 *)p_data;
1373
1374 if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1375 WARN(1, "VM(%d): Use physical address for TRTT!\n",
1376 vgpu->id);
1377 return -EINVAL;
1378 }
1379 write_vreg(vgpu, offset, p_data, bytes);
1380
1381 return 0;
1382 }
1383
gen9_trtt_chicken_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1384 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1385 void *p_data, unsigned int bytes)
1386 {
1387 write_vreg(vgpu, offset, p_data, bytes);
1388 return 0;
1389 }
1390
dpll_status_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1391 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1392 void *p_data, unsigned int bytes)
1393 {
1394 u32 v = 0;
1395
1396 if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1397 v |= (1 << 0);
1398
1399 if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1400 v |= (1 << 8);
1401
1402 if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1403 v |= (1 << 16);
1404
1405 if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1406 v |= (1 << 24);
1407
1408 vgpu_vreg(vgpu, offset) = v;
1409
1410 return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1411 }
1412
mailbox_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1413 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1414 void *p_data, unsigned int bytes)
1415 {
1416 u32 value = *(u32 *)p_data;
1417 u32 cmd = value & 0xff;
1418 u32 *data0 = &vgpu_vreg_t(vgpu, GEN6_PCODE_DATA);
1419
1420 switch (cmd) {
1421 case GEN9_PCODE_READ_MEM_LATENCY:
1422 if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1423 || IS_KABYLAKE(vgpu->gvt->dev_priv)
1424 || IS_COFFEELAKE(vgpu->gvt->dev_priv)) {
1425 /**
1426 * "Read memory latency" command on gen9.
1427 * Below memory latency values are read
1428 * from skylake platform.
1429 */
1430 if (!*data0)
1431 *data0 = 0x1e1a1100;
1432 else
1433 *data0 = 0x61514b3d;
1434 } else if (IS_BROXTON(vgpu->gvt->dev_priv)) {
1435 /**
1436 * "Read memory latency" command on gen9.
1437 * Below memory latency values are read
1438 * from Broxton MRB.
1439 */
1440 if (!*data0)
1441 *data0 = 0x16080707;
1442 else
1443 *data0 = 0x16161616;
1444 }
1445 break;
1446 case SKL_PCODE_CDCLK_CONTROL:
1447 if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1448 || IS_KABYLAKE(vgpu->gvt->dev_priv)
1449 || IS_COFFEELAKE(vgpu->gvt->dev_priv))
1450 *data0 = SKL_CDCLK_READY_FOR_CHANGE;
1451 break;
1452 case GEN6_PCODE_READ_RC6VIDS:
1453 *data0 |= 0x1;
1454 break;
1455 }
1456
1457 gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1458 vgpu->id, value, *data0);
1459 /**
1460 * PCODE_READY clear means ready for pcode read/write,
1461 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1462 * always emulate as pcode read/write success and ready for access
1463 * anytime, since we don't touch real physical registers here.
1464 */
1465 value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1466 return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1467 }
1468
hws_pga_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1469 static int hws_pga_write(struct intel_vgpu *vgpu, unsigned int offset,
1470 void *p_data, unsigned int bytes)
1471 {
1472 u32 value = *(u32 *)p_data;
1473 int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1474
1475 if (!intel_gvt_ggtt_validate_range(vgpu, value, I915_GTT_PAGE_SIZE)) {
1476 gvt_vgpu_err("write invalid HWSP address, reg:0x%x, value:0x%x\n",
1477 offset, value);
1478 return -EINVAL;
1479 }
1480 /*
1481 * Need to emulate all the HWSP register write to ensure host can
1482 * update the VM CSB status correctly. Here listed registers can
1483 * support BDW, SKL or other platforms with same HWSP registers.
1484 */
1485 if (unlikely(ring_id < 0 || ring_id >= I915_NUM_ENGINES)) {
1486 gvt_vgpu_err("access unknown hardware status page register:0x%x\n",
1487 offset);
1488 return -EINVAL;
1489 }
1490 vgpu->hws_pga[ring_id] = value;
1491 gvt_dbg_mmio("VM(%d) write: 0x%x to HWSP: 0x%x\n",
1492 vgpu->id, value, offset);
1493
1494 return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1495 }
1496
skl_power_well_ctl_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1497 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1498 unsigned int offset, void *p_data, unsigned int bytes)
1499 {
1500 u32 v = *(u32 *)p_data;
1501
1502 if (IS_BROXTON(vgpu->gvt->dev_priv))
1503 v &= (1 << 31) | (1 << 29);
1504 else
1505 v &= (1 << 31) | (1 << 29) | (1 << 9) |
1506 (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1507 v |= (v >> 1);
1508
1509 return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1510 }
1511
skl_lcpll_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1512 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1513 void *p_data, unsigned int bytes)
1514 {
1515 u32 v = *(u32 *)p_data;
1516
1517 /* other bits are MBZ. */
1518 v &= (1 << 31) | (1 << 30);
1519 v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1520
1521 vgpu_vreg(vgpu, offset) = v;
1522
1523 return 0;
1524 }
1525
bxt_de_pll_enable_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1526 static int bxt_de_pll_enable_write(struct intel_vgpu *vgpu,
1527 unsigned int offset, void *p_data, unsigned int bytes)
1528 {
1529 u32 v = *(u32 *)p_data;
1530
1531 if (v & BXT_DE_PLL_PLL_ENABLE)
1532 v |= BXT_DE_PLL_LOCK;
1533
1534 vgpu_vreg(vgpu, offset) = v;
1535
1536 return 0;
1537 }
1538
bxt_port_pll_enable_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1539 static int bxt_port_pll_enable_write(struct intel_vgpu *vgpu,
1540 unsigned int offset, void *p_data, unsigned int bytes)
1541 {
1542 u32 v = *(u32 *)p_data;
1543
1544 if (v & PORT_PLL_ENABLE)
1545 v |= PORT_PLL_LOCK;
1546
1547 vgpu_vreg(vgpu, offset) = v;
1548
1549 return 0;
1550 }
1551
bxt_phy_ctl_family_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1552 static int bxt_phy_ctl_family_write(struct intel_vgpu *vgpu,
1553 unsigned int offset, void *p_data, unsigned int bytes)
1554 {
1555 u32 v = *(u32 *)p_data;
1556 u32 data = v & COMMON_RESET_DIS ? BXT_PHY_LANE_ENABLED : 0;
1557
1558 switch (offset) {
1559 case _PHY_CTL_FAMILY_EDP:
1560 vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data;
1561 break;
1562 case _PHY_CTL_FAMILY_DDI:
1563 vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data;
1564 vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data;
1565 break;
1566 }
1567
1568 vgpu_vreg(vgpu, offset) = v;
1569
1570 return 0;
1571 }
1572
bxt_port_tx_dw3_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1573 static int bxt_port_tx_dw3_read(struct intel_vgpu *vgpu,
1574 unsigned int offset, void *p_data, unsigned int bytes)
1575 {
1576 u32 v = vgpu_vreg(vgpu, offset);
1577
1578 v &= ~UNIQUE_TRANGE_EN_METHOD;
1579
1580 vgpu_vreg(vgpu, offset) = v;
1581
1582 return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1583 }
1584
bxt_pcs_dw12_grp_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1585 static int bxt_pcs_dw12_grp_write(struct intel_vgpu *vgpu,
1586 unsigned int offset, void *p_data, unsigned int bytes)
1587 {
1588 u32 v = *(u32 *)p_data;
1589
1590 if (offset == _PORT_PCS_DW12_GRP_A || offset == _PORT_PCS_DW12_GRP_B) {
1591 vgpu_vreg(vgpu, offset - 0x600) = v;
1592 vgpu_vreg(vgpu, offset - 0x800) = v;
1593 } else {
1594 vgpu_vreg(vgpu, offset - 0x400) = v;
1595 vgpu_vreg(vgpu, offset - 0x600) = v;
1596 }
1597
1598 vgpu_vreg(vgpu, offset) = v;
1599
1600 return 0;
1601 }
1602
bxt_gt_disp_pwron_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1603 static int bxt_gt_disp_pwron_write(struct intel_vgpu *vgpu,
1604 unsigned int offset, void *p_data, unsigned int bytes)
1605 {
1606 u32 v = *(u32 *)p_data;
1607
1608 if (v & BIT(0)) {
1609 vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) &=
1610 ~PHY_RESERVED;
1611 vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) |=
1612 PHY_POWER_GOOD;
1613 }
1614
1615 if (v & BIT(1)) {
1616 vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) &=
1617 ~PHY_RESERVED;
1618 vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) |=
1619 PHY_POWER_GOOD;
1620 }
1621
1622
1623 vgpu_vreg(vgpu, offset) = v;
1624
1625 return 0;
1626 }
1627
edp_psr_imr_iir_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1628 static int edp_psr_imr_iir_write(struct intel_vgpu *vgpu,
1629 unsigned int offset, void *p_data, unsigned int bytes)
1630 {
1631 vgpu_vreg(vgpu, offset) = 0;
1632 return 0;
1633 }
1634
mmio_read_from_hw(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1635 static int mmio_read_from_hw(struct intel_vgpu *vgpu,
1636 unsigned int offset, void *p_data, unsigned int bytes)
1637 {
1638 struct intel_gvt *gvt = vgpu->gvt;
1639 struct drm_i915_private *dev_priv = gvt->dev_priv;
1640 int ring_id;
1641 u32 ring_base;
1642
1643 ring_id = intel_gvt_render_mmio_to_ring_id(gvt, offset);
1644 /**
1645 * Read HW reg in following case
1646 * a. the offset isn't a ring mmio
1647 * b. the offset's ring is running on hw.
1648 * c. the offset is ring time stamp mmio
1649 */
1650 if (ring_id >= 0)
1651 ring_base = dev_priv->engine[ring_id]->mmio_base;
1652
1653 if (ring_id < 0 || vgpu == gvt->scheduler.engine_owner[ring_id] ||
1654 offset == i915_mmio_reg_offset(RING_TIMESTAMP(ring_base)) ||
1655 offset == i915_mmio_reg_offset(RING_TIMESTAMP_UDW(ring_base))) {
1656 mmio_hw_access_pre(dev_priv);
1657 vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1658 mmio_hw_access_post(dev_priv);
1659 }
1660
1661 return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1662 }
1663
elsp_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1664 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1665 void *p_data, unsigned int bytes)
1666 {
1667 int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1668 struct intel_vgpu_execlist *execlist;
1669 u32 data = *(u32 *)p_data;
1670 int ret = 0;
1671
1672 if (WARN_ON(ring_id < 0 || ring_id >= I915_NUM_ENGINES))
1673 return -EINVAL;
1674
1675 execlist = &vgpu->submission.execlist[ring_id];
1676
1677 execlist->elsp_dwords.data[3 - execlist->elsp_dwords.index] = data;
1678 if (execlist->elsp_dwords.index == 3) {
1679 ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1680 if(ret)
1681 gvt_vgpu_err("fail submit workload on ring %d\n",
1682 ring_id);
1683 }
1684
1685 ++execlist->elsp_dwords.index;
1686 execlist->elsp_dwords.index &= 0x3;
1687 return ret;
1688 }
1689
ring_mode_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1690 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1691 void *p_data, unsigned int bytes)
1692 {
1693 u32 data = *(u32 *)p_data;
1694 int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1695 bool enable_execlist;
1696 int ret;
1697
1698 (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(1);
1699 if (IS_COFFEELAKE(vgpu->gvt->dev_priv))
1700 (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(2);
1701 write_vreg(vgpu, offset, p_data, bytes);
1702
1703 if (data & _MASKED_BIT_ENABLE(1)) {
1704 enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1705 return 0;
1706 }
1707
1708 if (IS_COFFEELAKE(vgpu->gvt->dev_priv) &&
1709 data & _MASKED_BIT_ENABLE(2)) {
1710 enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1711 return 0;
1712 }
1713
1714 /* when PPGTT mode enabled, we will check if guest has called
1715 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1716 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1717 */
1718 if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1719 (data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1720 && !vgpu->pv_notified) {
1721 enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1722 return 0;
1723 }
1724 if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1725 || (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1726 enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1727
1728 gvt_dbg_core("EXECLIST %s on ring %d\n",
1729 (enable_execlist ? "enabling" : "disabling"),
1730 ring_id);
1731
1732 if (!enable_execlist)
1733 return 0;
1734
1735 ret = intel_vgpu_select_submission_ops(vgpu,
1736 BIT(ring_id),
1737 INTEL_VGPU_EXECLIST_SUBMISSION);
1738 if (ret)
1739 return ret;
1740
1741 intel_vgpu_start_schedule(vgpu);
1742 }
1743 return 0;
1744 }
1745
gvt_reg_tlb_control_handler(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1746 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1747 unsigned int offset, void *p_data, unsigned int bytes)
1748 {
1749 unsigned int id = 0;
1750
1751 write_vreg(vgpu, offset, p_data, bytes);
1752 vgpu_vreg(vgpu, offset) = 0;
1753
1754 switch (offset) {
1755 case 0x4260:
1756 id = RCS0;
1757 break;
1758 case 0x4264:
1759 id = VCS0;
1760 break;
1761 case 0x4268:
1762 id = VCS1;
1763 break;
1764 case 0x426c:
1765 id = BCS0;
1766 break;
1767 case 0x4270:
1768 id = VECS0;
1769 break;
1770 default:
1771 return -EINVAL;
1772 }
1773 set_bit(id, (void *)vgpu->submission.tlb_handle_pending);
1774
1775 return 0;
1776 }
1777
ring_reset_ctl_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1778 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1779 unsigned int offset, void *p_data, unsigned int bytes)
1780 {
1781 u32 data;
1782
1783 write_vreg(vgpu, offset, p_data, bytes);
1784 data = vgpu_vreg(vgpu, offset);
1785
1786 if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1787 data |= RESET_CTL_READY_TO_RESET;
1788 else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1789 data &= ~RESET_CTL_READY_TO_RESET;
1790
1791 vgpu_vreg(vgpu, offset) = data;
1792 return 0;
1793 }
1794
csfe_chicken1_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)1795 static int csfe_chicken1_mmio_write(struct intel_vgpu *vgpu,
1796 unsigned int offset, void *p_data,
1797 unsigned int bytes)
1798 {
1799 u32 data = *(u32 *)p_data;
1800
1801 (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(0x18);
1802 write_vreg(vgpu, offset, p_data, bytes);
1803
1804 if (data & _MASKED_BIT_ENABLE(0x10) || data & _MASKED_BIT_ENABLE(0x8))
1805 enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1806
1807 return 0;
1808 }
1809
1810 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1811 ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \
1812 f, s, am, rm, d, r, w); \
1813 if (ret) \
1814 return ret; \
1815 } while (0)
1816
1817 #define MMIO_D(reg, d) \
1818 MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1819
1820 #define MMIO_DH(reg, d, r, w) \
1821 MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1822
1823 #define MMIO_DFH(reg, d, f, r, w) \
1824 MMIO_F(reg, 4, f, 0, 0, d, r, w)
1825
1826 #define MMIO_GM(reg, d, r, w) \
1827 MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1828
1829 #define MMIO_GM_RDR(reg, d, r, w) \
1830 MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1831
1832 #define MMIO_RO(reg, d, f, rm, r, w) \
1833 MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1834
1835 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1836 MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1837 MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1838 MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1839 MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1840 if (HAS_ENGINE(dev_priv, VCS1)) \
1841 MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
1842 } while (0)
1843
1844 #define MMIO_RING_D(prefix, d) \
1845 MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1846
1847 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1848 MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1849
1850 #define MMIO_RING_GM(prefix, d, r, w) \
1851 MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1852
1853 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1854 MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1855
1856 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1857 MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1858
init_generic_mmio_info(struct intel_gvt * gvt)1859 static int init_generic_mmio_info(struct intel_gvt *gvt)
1860 {
1861 struct drm_i915_private *dev_priv = gvt->dev_priv;
1862 int ret;
1863
1864 MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1865 intel_vgpu_reg_imr_handler);
1866
1867 MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1868 MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1869 MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1870 MMIO_D(SDEISR, D_ALL);
1871
1872 MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1873
1874 MMIO_DH(GEN8_GAMW_ECO_DEV_RW_IA, D_BDW_PLUS, NULL,
1875 gamw_echo_dev_rw_ia_write);
1876
1877 MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1878 MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1879 MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1880
1881 #define RING_REG(base) _MMIO((base) + 0x28)
1882 MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1883 #undef RING_REG
1884
1885 #define RING_REG(base) _MMIO((base) + 0x134)
1886 MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1887 #undef RING_REG
1888
1889 #define RING_REG(base) _MMIO((base) + 0x6c)
1890 MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
1891 #undef RING_REG
1892 MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
1893
1894 MMIO_GM_RDR(_MMIO(0x2148), D_ALL, NULL, NULL);
1895 MMIO_GM_RDR(CCID(RENDER_RING_BASE), D_ALL, NULL, NULL);
1896 MMIO_GM_RDR(_MMIO(0x12198), D_ALL, NULL, NULL);
1897 MMIO_D(GEN7_CXT_SIZE, D_ALL);
1898
1899 MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1900 MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1901 MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1902 MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, mmio_read_from_hw, NULL);
1903 MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1904
1905 /* RING MODE */
1906 #define RING_REG(base) _MMIO((base) + 0x29c)
1907 MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1908 ring_mode_mmio_write);
1909 #undef RING_REG
1910
1911 MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1912 NULL, NULL);
1913 MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1914 NULL, NULL);
1915 MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1916 mmio_read_from_hw, NULL);
1917 MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1918 mmio_read_from_hw, NULL);
1919
1920 MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1921 MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1922 NULL, NULL);
1923 MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1924 MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1925 MMIO_DFH(_MMIO(0x2124), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1926
1927 MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1928 MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1929 MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1930 MMIO_DFH(FF_SLICE_CS_CHICKEN2, D_ALL,
1931 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1932 MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1933 MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1934 MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1935 NULL, NULL);
1936 MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1937 NULL, NULL);
1938 MMIO_DFH(_MMIO(0x9030), D_ALL, F_CMD_ACCESS, NULL, NULL);
1939 MMIO_DFH(_MMIO(0x20a0), D_ALL, F_CMD_ACCESS, NULL, NULL);
1940 MMIO_DFH(_MMIO(0x2420), D_ALL, F_CMD_ACCESS, NULL, NULL);
1941 MMIO_DFH(_MMIO(0x2430), D_ALL, F_CMD_ACCESS, NULL, NULL);
1942 MMIO_DFH(_MMIO(0x2434), D_ALL, F_CMD_ACCESS, NULL, NULL);
1943 MMIO_DFH(_MMIO(0x2438), D_ALL, F_CMD_ACCESS, NULL, NULL);
1944 MMIO_DFH(_MMIO(0x243c), D_ALL, F_CMD_ACCESS, NULL, NULL);
1945 MMIO_DFH(_MMIO(0x7018), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1946 MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1947 MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1948
1949 /* display */
1950 MMIO_F(_MMIO(0x60220), 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1951 MMIO_D(_MMIO(0x602a0), D_ALL);
1952
1953 MMIO_D(_MMIO(0x65050), D_ALL);
1954 MMIO_D(_MMIO(0x650b4), D_ALL);
1955
1956 MMIO_D(_MMIO(0xc4040), D_ALL);
1957 MMIO_D(DERRMR, D_ALL);
1958
1959 MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1960 MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1961 MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1962 MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1963
1964 MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1965 MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1966 MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1967 MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1968
1969 MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1970 MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1971 MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1972 MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1973
1974 MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1975 MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1976 MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1977 MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1978
1979 MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1980 MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1981 MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1982 MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1983
1984 MMIO_D(CURCNTR(PIPE_A), D_ALL);
1985 MMIO_D(CURCNTR(PIPE_B), D_ALL);
1986 MMIO_D(CURCNTR(PIPE_C), D_ALL);
1987
1988 MMIO_D(CURPOS(PIPE_A), D_ALL);
1989 MMIO_D(CURPOS(PIPE_B), D_ALL);
1990 MMIO_D(CURPOS(PIPE_C), D_ALL);
1991
1992 MMIO_D(CURBASE(PIPE_A), D_ALL);
1993 MMIO_D(CURBASE(PIPE_B), D_ALL);
1994 MMIO_D(CURBASE(PIPE_C), D_ALL);
1995
1996 MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL);
1997 MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL);
1998 MMIO_D(CUR_FBC_CTL(PIPE_C), D_ALL);
1999
2000 MMIO_D(_MMIO(0x700ac), D_ALL);
2001 MMIO_D(_MMIO(0x710ac), D_ALL);
2002 MMIO_D(_MMIO(0x720ac), D_ALL);
2003
2004 MMIO_D(_MMIO(0x70090), D_ALL);
2005 MMIO_D(_MMIO(0x70094), D_ALL);
2006 MMIO_D(_MMIO(0x70098), D_ALL);
2007 MMIO_D(_MMIO(0x7009c), D_ALL);
2008
2009 MMIO_D(DSPCNTR(PIPE_A), D_ALL);
2010 MMIO_D(DSPADDR(PIPE_A), D_ALL);
2011 MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
2012 MMIO_D(DSPPOS(PIPE_A), D_ALL);
2013 MMIO_D(DSPSIZE(PIPE_A), D_ALL);
2014 MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
2015 MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
2016 MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
2017 MMIO_DH(REG_50080(PIPE_A, PLANE_PRIMARY), D_ALL, NULL,
2018 reg50080_mmio_write);
2019
2020 MMIO_D(DSPCNTR(PIPE_B), D_ALL);
2021 MMIO_D(DSPADDR(PIPE_B), D_ALL);
2022 MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
2023 MMIO_D(DSPPOS(PIPE_B), D_ALL);
2024 MMIO_D(DSPSIZE(PIPE_B), D_ALL);
2025 MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
2026 MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
2027 MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
2028 MMIO_DH(REG_50080(PIPE_B, PLANE_PRIMARY), D_ALL, NULL,
2029 reg50080_mmio_write);
2030
2031 MMIO_D(DSPCNTR(PIPE_C), D_ALL);
2032 MMIO_D(DSPADDR(PIPE_C), D_ALL);
2033 MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
2034 MMIO_D(DSPPOS(PIPE_C), D_ALL);
2035 MMIO_D(DSPSIZE(PIPE_C), D_ALL);
2036 MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
2037 MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
2038 MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
2039 MMIO_DH(REG_50080(PIPE_C, PLANE_PRIMARY), D_ALL, NULL,
2040 reg50080_mmio_write);
2041
2042 MMIO_D(SPRCTL(PIPE_A), D_ALL);
2043 MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
2044 MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
2045 MMIO_D(SPRPOS(PIPE_A), D_ALL);
2046 MMIO_D(SPRSIZE(PIPE_A), D_ALL);
2047 MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
2048 MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
2049 MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
2050 MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
2051 MMIO_D(SPROFFSET(PIPE_A), D_ALL);
2052 MMIO_D(SPRSCALE(PIPE_A), D_ALL);
2053 MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
2054 MMIO_DH(REG_50080(PIPE_A, PLANE_SPRITE0), D_ALL, NULL,
2055 reg50080_mmio_write);
2056
2057 MMIO_D(SPRCTL(PIPE_B), D_ALL);
2058 MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
2059 MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
2060 MMIO_D(SPRPOS(PIPE_B), D_ALL);
2061 MMIO_D(SPRSIZE(PIPE_B), D_ALL);
2062 MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
2063 MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
2064 MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
2065 MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
2066 MMIO_D(SPROFFSET(PIPE_B), D_ALL);
2067 MMIO_D(SPRSCALE(PIPE_B), D_ALL);
2068 MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
2069 MMIO_DH(REG_50080(PIPE_B, PLANE_SPRITE0), D_ALL, NULL,
2070 reg50080_mmio_write);
2071
2072 MMIO_D(SPRCTL(PIPE_C), D_ALL);
2073 MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
2074 MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
2075 MMIO_D(SPRPOS(PIPE_C), D_ALL);
2076 MMIO_D(SPRSIZE(PIPE_C), D_ALL);
2077 MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
2078 MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
2079 MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
2080 MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
2081 MMIO_D(SPROFFSET(PIPE_C), D_ALL);
2082 MMIO_D(SPRSCALE(PIPE_C), D_ALL);
2083 MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
2084 MMIO_DH(REG_50080(PIPE_C, PLANE_SPRITE0), D_ALL, NULL,
2085 reg50080_mmio_write);
2086
2087 MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
2088 MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
2089 MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
2090 MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
2091 MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
2092 MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
2093 MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
2094 MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
2095 MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
2096
2097 MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
2098 MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
2099 MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
2100 MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
2101 MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
2102 MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
2103 MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
2104 MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
2105 MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
2106
2107 MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
2108 MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
2109 MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
2110 MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
2111 MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
2112 MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
2113 MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
2114 MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
2115 MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
2116
2117 MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
2118 MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
2119 MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
2120 MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
2121 MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
2122 MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
2123 MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
2124 MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
2125
2126 MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
2127 MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
2128 MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
2129 MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
2130 MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
2131 MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
2132 MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
2133 MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
2134
2135 MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
2136 MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
2137 MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
2138 MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
2139 MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
2140 MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
2141 MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
2142 MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
2143
2144 MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
2145 MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
2146 MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
2147 MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
2148 MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
2149 MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
2150 MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
2151 MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
2152
2153 MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
2154 MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
2155 MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
2156 MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
2157 MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
2158 MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
2159 MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
2160 MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
2161
2162 MMIO_D(PF_CTL(PIPE_A), D_ALL);
2163 MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
2164 MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
2165 MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
2166 MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
2167
2168 MMIO_D(PF_CTL(PIPE_B), D_ALL);
2169 MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
2170 MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
2171 MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
2172 MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
2173
2174 MMIO_D(PF_CTL(PIPE_C), D_ALL);
2175 MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
2176 MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
2177 MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
2178 MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
2179
2180 MMIO_D(WM0_PIPEA_ILK, D_ALL);
2181 MMIO_D(WM0_PIPEB_ILK, D_ALL);
2182 MMIO_D(WM0_PIPEC_IVB, D_ALL);
2183 MMIO_D(WM1_LP_ILK, D_ALL);
2184 MMIO_D(WM2_LP_ILK, D_ALL);
2185 MMIO_D(WM3_LP_ILK, D_ALL);
2186 MMIO_D(WM1S_LP_ILK, D_ALL);
2187 MMIO_D(WM2S_LP_IVB, D_ALL);
2188 MMIO_D(WM3S_LP_IVB, D_ALL);
2189
2190 MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
2191 MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
2192 MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
2193 MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
2194
2195 MMIO_D(_MMIO(0x48268), D_ALL);
2196
2197 MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
2198 gmbus_mmio_write);
2199 MMIO_F(PCH_GPIO_BASE, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
2200 MMIO_F(_MMIO(0xe4f00), 0x28, 0, 0, 0, D_ALL, NULL, NULL);
2201
2202 MMIO_F(_MMIO(_PCH_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2203 dp_aux_ch_ctl_mmio_write);
2204 MMIO_F(_MMIO(_PCH_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2205 dp_aux_ch_ctl_mmio_write);
2206 MMIO_F(_MMIO(_PCH_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2207 dp_aux_ch_ctl_mmio_write);
2208
2209 MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
2210
2211 MMIO_DH(_MMIO(_PCH_TRANSACONF), D_ALL, NULL, transconf_mmio_write);
2212 MMIO_DH(_MMIO(_PCH_TRANSBCONF), D_ALL, NULL, transconf_mmio_write);
2213
2214 MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
2215 MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
2216 MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
2217 MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2218 MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2219 MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2220 MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2221 MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2222 MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2223
2224 MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_A), D_ALL);
2225 MMIO_D(_MMIO(_PCH_TRANS_HBLANK_A), D_ALL);
2226 MMIO_D(_MMIO(_PCH_TRANS_HSYNC_A), D_ALL);
2227 MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_A), D_ALL);
2228 MMIO_D(_MMIO(_PCH_TRANS_VBLANK_A), D_ALL);
2229 MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
2230 MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_A), D_ALL);
2231
2232 MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_B), D_ALL);
2233 MMIO_D(_MMIO(_PCH_TRANS_HBLANK_B), D_ALL);
2234 MMIO_D(_MMIO(_PCH_TRANS_HSYNC_B), D_ALL);
2235 MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_B), D_ALL);
2236 MMIO_D(_MMIO(_PCH_TRANS_VBLANK_B), D_ALL);
2237 MMIO_D(_MMIO(_PCH_TRANS_VSYNC_B), D_ALL);
2238 MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_B), D_ALL);
2239
2240 MMIO_D(_MMIO(_PCH_TRANSA_DATA_M1), D_ALL);
2241 MMIO_D(_MMIO(_PCH_TRANSA_DATA_N1), D_ALL);
2242 MMIO_D(_MMIO(_PCH_TRANSA_DATA_M2), D_ALL);
2243 MMIO_D(_MMIO(_PCH_TRANSA_DATA_N2), D_ALL);
2244 MMIO_D(_MMIO(_PCH_TRANSA_LINK_M1), D_ALL);
2245 MMIO_D(_MMIO(_PCH_TRANSA_LINK_N1), D_ALL);
2246 MMIO_D(_MMIO(_PCH_TRANSA_LINK_M2), D_ALL);
2247 MMIO_D(_MMIO(_PCH_TRANSA_LINK_N2), D_ALL);
2248
2249 MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
2250 MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
2251 MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
2252
2253 MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
2254 MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
2255 MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
2256
2257 MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
2258 MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
2259 MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
2260
2261 MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
2262 MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
2263 MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
2264
2265 MMIO_D(_MMIO(_FDI_RXA_MISC), D_ALL);
2266 MMIO_D(_MMIO(_FDI_RXB_MISC), D_ALL);
2267 MMIO_D(_MMIO(_FDI_RXA_TUSIZE1), D_ALL);
2268 MMIO_D(_MMIO(_FDI_RXA_TUSIZE2), D_ALL);
2269 MMIO_D(_MMIO(_FDI_RXB_TUSIZE1), D_ALL);
2270 MMIO_D(_MMIO(_FDI_RXB_TUSIZE2), D_ALL);
2271
2272 MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
2273 MMIO_D(PCH_PP_DIVISOR, D_ALL);
2274 MMIO_D(PCH_PP_STATUS, D_ALL);
2275 MMIO_D(PCH_LVDS, D_ALL);
2276 MMIO_D(_MMIO(_PCH_DPLL_A), D_ALL);
2277 MMIO_D(_MMIO(_PCH_DPLL_B), D_ALL);
2278 MMIO_D(_MMIO(_PCH_FPA0), D_ALL);
2279 MMIO_D(_MMIO(_PCH_FPA1), D_ALL);
2280 MMIO_D(_MMIO(_PCH_FPB0), D_ALL);
2281 MMIO_D(_MMIO(_PCH_FPB1), D_ALL);
2282 MMIO_D(PCH_DREF_CONTROL, D_ALL);
2283 MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2284 MMIO_D(PCH_DPLL_SEL, D_ALL);
2285
2286 MMIO_D(_MMIO(0x61208), D_ALL);
2287 MMIO_D(_MMIO(0x6120c), D_ALL);
2288 MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2289 MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2290
2291 MMIO_DH(_MMIO(0xe651c), D_ALL, dpy_reg_mmio_read, NULL);
2292 MMIO_DH(_MMIO(0xe661c), D_ALL, dpy_reg_mmio_read, NULL);
2293 MMIO_DH(_MMIO(0xe671c), D_ALL, dpy_reg_mmio_read, NULL);
2294 MMIO_DH(_MMIO(0xe681c), D_ALL, dpy_reg_mmio_read, NULL);
2295 MMIO_DH(_MMIO(0xe6c04), D_ALL, dpy_reg_mmio_read, NULL);
2296 MMIO_DH(_MMIO(0xe6e1c), D_ALL, dpy_reg_mmio_read, NULL);
2297
2298 MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2299 PORTA_HOTPLUG_STATUS_MASK
2300 | PORTB_HOTPLUG_STATUS_MASK
2301 | PORTC_HOTPLUG_STATUS_MASK
2302 | PORTD_HOTPLUG_STATUS_MASK,
2303 NULL, NULL);
2304
2305 MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2306 MMIO_D(FUSE_STRAP, D_ALL);
2307 MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2308
2309 MMIO_D(DISP_ARB_CTL, D_ALL);
2310 MMIO_D(DISP_ARB_CTL2, D_ALL);
2311
2312 MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2313 MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2314 MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2315
2316 MMIO_D(SOUTH_CHICKEN1, D_ALL);
2317 MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2318 MMIO_D(_MMIO(_TRANSA_CHICKEN1), D_ALL);
2319 MMIO_D(_MMIO(_TRANSB_CHICKEN1), D_ALL);
2320 MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2321 MMIO_D(_MMIO(_TRANSA_CHICKEN2), D_ALL);
2322 MMIO_D(_MMIO(_TRANSB_CHICKEN2), D_ALL);
2323
2324 MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2325 MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2326 MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2327 MMIO_D(ILK_DPFC_STATUS, D_ALL);
2328 MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2329 MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2330 MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2331
2332 MMIO_D(IPS_CTL, D_ALL);
2333
2334 MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2335 MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2336 MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2337 MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2338 MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2339 MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2340 MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2341 MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2342 MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2343 MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2344 MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2345 MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2346 MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2347
2348 MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2349 MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2350 MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2351 MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2352 MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2353 MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2354 MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2355 MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2356 MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2357 MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2358 MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2359 MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2360 MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2361
2362 MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2363 MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2364 MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2365 MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2366 MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2367 MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2368 MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2369 MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2370 MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2371 MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2372 MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2373 MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2374 MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2375
2376 MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2377 MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2378 MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2379
2380 MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2381 MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2382 MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2383
2384 MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2385 MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2386 MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2387
2388 MMIO_D(_MMIO(0x60110), D_ALL);
2389 MMIO_D(_MMIO(0x61110), D_ALL);
2390 MMIO_F(_MMIO(0x70400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2391 MMIO_F(_MMIO(0x71400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2392 MMIO_F(_MMIO(0x72400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2393 MMIO_F(_MMIO(0x70440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2394 MMIO_F(_MMIO(0x71440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2395 MMIO_F(_MMIO(0x72440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2396 MMIO_F(_MMIO(0x7044c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2397 MMIO_F(_MMIO(0x7144c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2398 MMIO_F(_MMIO(0x7244c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2399
2400 MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2401 MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2402 MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2403 MMIO_D(SPLL_CTL, D_ALL);
2404 MMIO_D(_MMIO(_WRPLL_CTL1), D_ALL);
2405 MMIO_D(_MMIO(_WRPLL_CTL2), D_ALL);
2406 MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2407 MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2408 MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2409 MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2410 MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2411 MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2412 MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2413 MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2414
2415 MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2416 MMIO_D(_MMIO(0x46508), D_ALL);
2417
2418 MMIO_D(_MMIO(0x49080), D_ALL);
2419 MMIO_D(_MMIO(0x49180), D_ALL);
2420 MMIO_D(_MMIO(0x49280), D_ALL);
2421
2422 MMIO_F(_MMIO(0x49090), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2423 MMIO_F(_MMIO(0x49190), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2424 MMIO_F(_MMIO(0x49290), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2425
2426 MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2427 MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2428 MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2429
2430 MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2431 MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2432 MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2433
2434 MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2435 MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2436 MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2437
2438 MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2439 MMIO_D(SBI_ADDR, D_ALL);
2440 MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2441 MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2442 MMIO_D(PIXCLK_GATE, D_ALL);
2443
2444 MMIO_F(_MMIO(_DPA_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_ALL, NULL,
2445 dp_aux_ch_ctl_mmio_write);
2446
2447 MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2448 MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2449 MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2450 MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2451 MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2452
2453 MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2454 MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2455 MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2456 MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2457 MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2458
2459 MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2460 MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2461 MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2462 MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2463 MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2464
2465 MMIO_F(_MMIO(_DDI_BUF_TRANS_A), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2466 MMIO_F(_MMIO(0x64e60), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2467 MMIO_F(_MMIO(0x64eC0), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2468 MMIO_F(_MMIO(0x64f20), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2469 MMIO_F(_MMIO(0x64f80), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2470
2471 MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2472 MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2473 MMIO_D(HSW_AUD_MISC_CTRL(PIPE_A), D_ALL);
2474
2475 MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_A), D_ALL, NULL, NULL);
2476 MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_B), D_ALL, NULL, NULL);
2477 MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_C), D_ALL, NULL, NULL);
2478 MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_EDP), D_ALL, NULL, NULL);
2479
2480 MMIO_D(_MMIO(_TRANSA_MSA_MISC), D_ALL);
2481 MMIO_D(_MMIO(_TRANSB_MSA_MISC), D_ALL);
2482 MMIO_D(_MMIO(_TRANSC_MSA_MISC), D_ALL);
2483 MMIO_D(_MMIO(_TRANS_EDP_MSA_MISC), D_ALL);
2484
2485 MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2486 MMIO_D(FORCEWAKE_ACK, D_ALL);
2487 MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2488 MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2489 MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2490 MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2491 MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2492 MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2493 MMIO_D(ECOBUS, D_ALL);
2494 MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2495 MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2496 MMIO_D(GEN6_RPNSWREQ, D_ALL);
2497 MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2498 MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2499 MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2500 MMIO_D(GEN6_RPSTAT1, D_ALL);
2501 MMIO_D(GEN6_RP_CONTROL, D_ALL);
2502 MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2503 MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2504 MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2505 MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2506 MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2507 MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2508 MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2509 MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2510 MMIO_D(GEN6_RP_UP_EI, D_ALL);
2511 MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2512 MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2513 MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2514 MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2515 MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2516 MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2517 MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2518 MMIO_D(GEN6_RC_SLEEP, D_ALL);
2519 MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2520 MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2521 MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2522 MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2523 MMIO_D(GEN6_PMINTRMSK, D_ALL);
2524 MMIO_DH(HSW_PWR_WELL_CTL1, D_BDW, NULL, power_well_ctl_mmio_write);
2525 MMIO_DH(HSW_PWR_WELL_CTL2, D_BDW, NULL, power_well_ctl_mmio_write);
2526 MMIO_DH(HSW_PWR_WELL_CTL3, D_BDW, NULL, power_well_ctl_mmio_write);
2527 MMIO_DH(HSW_PWR_WELL_CTL4, D_BDW, NULL, power_well_ctl_mmio_write);
2528 MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2529 MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2530
2531 MMIO_D(RSTDBYCTL, D_ALL);
2532
2533 MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2534 MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2535 MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2536
2537 MMIO_D(TILECTL, D_ALL);
2538
2539 MMIO_D(GEN6_UCGCTL1, D_ALL);
2540 MMIO_D(GEN6_UCGCTL2, D_ALL);
2541
2542 MMIO_F(_MMIO(0x4f000), 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2543
2544 MMIO_D(GEN6_PCODE_DATA, D_ALL);
2545 MMIO_D(_MMIO(0x13812c), D_ALL);
2546 MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2547 MMIO_D(HSW_EDRAM_CAP, D_ALL);
2548 MMIO_D(HSW_IDICR, D_ALL);
2549 MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2550
2551 MMIO_D(_MMIO(0x3c), D_ALL);
2552 MMIO_D(_MMIO(0x860), D_ALL);
2553 MMIO_D(ECOSKPD, D_ALL);
2554 MMIO_D(_MMIO(0x121d0), D_ALL);
2555 MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2556 MMIO_D(_MMIO(0x41d0), D_ALL);
2557 MMIO_D(GAC_ECO_BITS, D_ALL);
2558 MMIO_D(_MMIO(0x6200), D_ALL);
2559 MMIO_D(_MMIO(0x6204), D_ALL);
2560 MMIO_D(_MMIO(0x6208), D_ALL);
2561 MMIO_D(_MMIO(0x7118), D_ALL);
2562 MMIO_D(_MMIO(0x7180), D_ALL);
2563 MMIO_D(_MMIO(0x7408), D_ALL);
2564 MMIO_D(_MMIO(0x7c00), D_ALL);
2565 MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2566 MMIO_D(_MMIO(0x911c), D_ALL);
2567 MMIO_D(_MMIO(0x9120), D_ALL);
2568 MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2569
2570 MMIO_D(GAB_CTL, D_ALL);
2571 MMIO_D(_MMIO(0x48800), D_ALL);
2572 MMIO_D(_MMIO(0xce044), D_ALL);
2573 MMIO_D(_MMIO(0xe6500), D_ALL);
2574 MMIO_D(_MMIO(0xe6504), D_ALL);
2575 MMIO_D(_MMIO(0xe6600), D_ALL);
2576 MMIO_D(_MMIO(0xe6604), D_ALL);
2577 MMIO_D(_MMIO(0xe6700), D_ALL);
2578 MMIO_D(_MMIO(0xe6704), D_ALL);
2579 MMIO_D(_MMIO(0xe6800), D_ALL);
2580 MMIO_D(_MMIO(0xe6804), D_ALL);
2581 MMIO_D(PCH_GMBUS4, D_ALL);
2582 MMIO_D(PCH_GMBUS5, D_ALL);
2583
2584 MMIO_D(_MMIO(0x902c), D_ALL);
2585 MMIO_D(_MMIO(0xec008), D_ALL);
2586 MMIO_D(_MMIO(0xec00c), D_ALL);
2587 MMIO_D(_MMIO(0xec008 + 0x18), D_ALL);
2588 MMIO_D(_MMIO(0xec00c + 0x18), D_ALL);
2589 MMIO_D(_MMIO(0xec008 + 0x18 * 2), D_ALL);
2590 MMIO_D(_MMIO(0xec00c + 0x18 * 2), D_ALL);
2591 MMIO_D(_MMIO(0xec008 + 0x18 * 3), D_ALL);
2592 MMIO_D(_MMIO(0xec00c + 0x18 * 3), D_ALL);
2593 MMIO_D(_MMIO(0xec408), D_ALL);
2594 MMIO_D(_MMIO(0xec40c), D_ALL);
2595 MMIO_D(_MMIO(0xec408 + 0x18), D_ALL);
2596 MMIO_D(_MMIO(0xec40c + 0x18), D_ALL);
2597 MMIO_D(_MMIO(0xec408 + 0x18 * 2), D_ALL);
2598 MMIO_D(_MMIO(0xec40c + 0x18 * 2), D_ALL);
2599 MMIO_D(_MMIO(0xec408 + 0x18 * 3), D_ALL);
2600 MMIO_D(_MMIO(0xec40c + 0x18 * 3), D_ALL);
2601 MMIO_D(_MMIO(0xfc810), D_ALL);
2602 MMIO_D(_MMIO(0xfc81c), D_ALL);
2603 MMIO_D(_MMIO(0xfc828), D_ALL);
2604 MMIO_D(_MMIO(0xfc834), D_ALL);
2605 MMIO_D(_MMIO(0xfcc00), D_ALL);
2606 MMIO_D(_MMIO(0xfcc0c), D_ALL);
2607 MMIO_D(_MMIO(0xfcc18), D_ALL);
2608 MMIO_D(_MMIO(0xfcc24), D_ALL);
2609 MMIO_D(_MMIO(0xfd000), D_ALL);
2610 MMIO_D(_MMIO(0xfd00c), D_ALL);
2611 MMIO_D(_MMIO(0xfd018), D_ALL);
2612 MMIO_D(_MMIO(0xfd024), D_ALL);
2613 MMIO_D(_MMIO(0xfd034), D_ALL);
2614
2615 MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2616 MMIO_D(_MMIO(0x2054), D_ALL);
2617 MMIO_D(_MMIO(0x12054), D_ALL);
2618 MMIO_D(_MMIO(0x22054), D_ALL);
2619 MMIO_D(_MMIO(0x1a054), D_ALL);
2620
2621 MMIO_D(_MMIO(0x44070), D_ALL);
2622 MMIO_DFH(_MMIO(0x215c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2623 MMIO_DFH(_MMIO(0x2178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2624 MMIO_DFH(_MMIO(0x217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2625 MMIO_DFH(_MMIO(0x12178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2626 MMIO_DFH(_MMIO(0x1217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2627
2628 MMIO_F(_MMIO(0x2290), 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2629 MMIO_D(_MMIO(0x2b00), D_BDW_PLUS);
2630 MMIO_D(_MMIO(0x2360), D_BDW_PLUS);
2631 MMIO_F(_MMIO(0x5200), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2632 MMIO_F(_MMIO(0x5240), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2633 MMIO_F(_MMIO(0x5280), 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2634
2635 MMIO_DFH(_MMIO(0x1c17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2636 MMIO_DFH(_MMIO(0x1c178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2637 MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2638
2639 MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2640 MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2641 MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2642 MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2643 MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2644 MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2645 MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2646 MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2647 MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2648 MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2649 MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2650 MMIO_DH(_MMIO(0x4260), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2651 MMIO_DH(_MMIO(0x4264), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2652 MMIO_DH(_MMIO(0x4268), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2653 MMIO_DH(_MMIO(0x426c), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2654 MMIO_DH(_MMIO(0x4270), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2655 MMIO_DFH(_MMIO(0x4094), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2656
2657 MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2658 MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2659 MMIO_DFH(_MMIO(0x2220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2660 MMIO_DFH(_MMIO(0x12220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2661 MMIO_DFH(_MMIO(0x22220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2662 MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2663 MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2664 MMIO_DFH(_MMIO(0x22178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2665 MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2666 MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2667 MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2668
2669 MMIO_DH(EDP_PSR_IMR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2670 MMIO_DH(EDP_PSR_IIR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2671 return 0;
2672 }
2673
init_broadwell_mmio_info(struct intel_gvt * gvt)2674 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2675 {
2676 struct drm_i915_private *dev_priv = gvt->dev_priv;
2677 int ret;
2678
2679 MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2680 MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2681 MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2682 MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2683
2684 MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2685 MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2686 MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2687 MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2688
2689 MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2690 MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2691 MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2692 MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2693
2694 MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2695 MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2696 MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2697 MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2698
2699 MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2700 intel_vgpu_reg_imr_handler);
2701 MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2702 intel_vgpu_reg_ier_handler);
2703 MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2704 intel_vgpu_reg_iir_handler);
2705 MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2706
2707 MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2708 intel_vgpu_reg_imr_handler);
2709 MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2710 intel_vgpu_reg_ier_handler);
2711 MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2712 intel_vgpu_reg_iir_handler);
2713 MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2714
2715 MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2716 intel_vgpu_reg_imr_handler);
2717 MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2718 intel_vgpu_reg_ier_handler);
2719 MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2720 intel_vgpu_reg_iir_handler);
2721 MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2722
2723 MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2724 MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2725 MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2726 MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2727
2728 MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2729 MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2730 MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2731 MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2732
2733 MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2734 MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2735 MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2736 MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2737
2738 MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2739 intel_vgpu_reg_master_irq_handler);
2740
2741 MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS,
2742 mmio_read_from_hw, NULL);
2743
2744 #define RING_REG(base) _MMIO((base) + 0xd0)
2745 MMIO_RING_F(RING_REG, 4, F_RO, 0,
2746 ~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2747 ring_reset_ctl_write);
2748 #undef RING_REG
2749
2750 #define RING_REG(base) _MMIO((base) + 0x230)
2751 MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2752 #undef RING_REG
2753
2754 #define RING_REG(base) _MMIO((base) + 0x234)
2755 MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2756 NULL, NULL);
2757 #undef RING_REG
2758
2759 #define RING_REG(base) _MMIO((base) + 0x244)
2760 MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2761 #undef RING_REG
2762
2763 #define RING_REG(base) _MMIO((base) + 0x370)
2764 MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2765 #undef RING_REG
2766
2767 #define RING_REG(base) _MMIO((base) + 0x3a0)
2768 MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2769 #undef RING_REG
2770
2771 MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2772 MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2773 MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2774 MMIO_D(_MMIO(0x1c1d0), D_BDW_PLUS);
2775 MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2776 MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2777 MMIO_D(_MMIO(0x1c054), D_BDW_PLUS);
2778
2779 MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2780
2781 MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2782 MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2783
2784 MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2785
2786 #define RING_REG(base) _MMIO((base) + 0x270)
2787 MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2788 #undef RING_REG
2789
2790 MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, hws_pga_write);
2791
2792 MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2793
2794 MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2795 MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2796 MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2797
2798 MMIO_D(WM_MISC, D_BDW);
2799 MMIO_D(_MMIO(BDW_EDP_PSR_BASE), D_BDW);
2800
2801 MMIO_D(_MMIO(0x6671c), D_BDW_PLUS);
2802 MMIO_D(_MMIO(0x66c00), D_BDW_PLUS);
2803 MMIO_D(_MMIO(0x66c04), D_BDW_PLUS);
2804
2805 MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2806
2807 MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2808 MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2809 MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2810
2811 MMIO_D(_MMIO(0xfdc), D_BDW_PLUS);
2812 MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2813 NULL, NULL);
2814 MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2815 NULL, NULL);
2816 MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2817
2818 MMIO_DFH(_MMIO(0xb1f0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2819 MMIO_DFH(_MMIO(0xb1c0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2820 MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2821 MMIO_DFH(_MMIO(0xb100), D_BDW, F_CMD_ACCESS, NULL, NULL);
2822 MMIO_DFH(_MMIO(0xb10c), D_BDW, F_CMD_ACCESS, NULL, NULL);
2823 MMIO_D(_MMIO(0xb110), D_BDW);
2824
2825 MMIO_F(_MMIO(0x24d0), 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2826 NULL, force_nonpriv_write);
2827
2828 MMIO_D(_MMIO(0x44484), D_BDW_PLUS);
2829 MMIO_D(_MMIO(0x4448c), D_BDW_PLUS);
2830
2831 MMIO_DFH(_MMIO(0x83a4), D_BDW, F_CMD_ACCESS, NULL, NULL);
2832 MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2833
2834 MMIO_DFH(_MMIO(0x8430), D_BDW, F_CMD_ACCESS, NULL, NULL);
2835
2836 MMIO_D(_MMIO(0x110000), D_BDW_PLUS);
2837
2838 MMIO_D(_MMIO(0x48400), D_BDW_PLUS);
2839
2840 MMIO_D(_MMIO(0x6e570), D_BDW_PLUS);
2841 MMIO_D(_MMIO(0x65f10), D_BDW_PLUS);
2842
2843 MMIO_DFH(_MMIO(0xe194), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2844 MMIO_DFH(_MMIO(0xe188), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2845 MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2846 MMIO_DFH(_MMIO(0x2580), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2847
2848 MMIO_DFH(_MMIO(0x2248), D_BDW, F_CMD_ACCESS, NULL, NULL);
2849
2850 MMIO_DFH(_MMIO(0xe220), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2851 MMIO_DFH(_MMIO(0xe230), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2852 MMIO_DFH(_MMIO(0xe240), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2853 MMIO_DFH(_MMIO(0xe260), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2854 MMIO_DFH(_MMIO(0xe270), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2855 MMIO_DFH(_MMIO(0xe280), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2856 MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2857 MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2858 MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2859 MMIO_DFH(_MMIO(0x21f0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2860 return 0;
2861 }
2862
init_skl_mmio_info(struct intel_gvt * gvt)2863 static int init_skl_mmio_info(struct intel_gvt *gvt)
2864 {
2865 struct drm_i915_private *dev_priv = gvt->dev_priv;
2866 int ret;
2867
2868 MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2869 MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2870 MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2871 MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2872 MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2873 MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2874
2875 MMIO_F(_MMIO(_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2876 dp_aux_ch_ctl_mmio_write);
2877 MMIO_F(_MMIO(_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2878 dp_aux_ch_ctl_mmio_write);
2879 MMIO_F(_MMIO(_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2880 dp_aux_ch_ctl_mmio_write);
2881
2882 MMIO_D(HSW_PWR_WELL_CTL1, D_SKL_PLUS);
2883 MMIO_DH(HSW_PWR_WELL_CTL2, D_SKL_PLUS, NULL, skl_power_well_ctl_write);
2884
2885 MMIO_DH(DBUF_CTL, D_SKL_PLUS, NULL, gen9_dbuf_ctl_mmio_write);
2886
2887 MMIO_D(GEN9_PG_ENABLE, D_SKL_PLUS);
2888 MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2889 MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2890 MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2891 MMIO_DH(MMCD_MISC_CTRL, D_SKL_PLUS, NULL, NULL);
2892 MMIO_DH(CHICKEN_PAR1_1, D_SKL_PLUS, NULL, NULL);
2893 MMIO_D(DC_STATE_EN, D_SKL_PLUS);
2894 MMIO_D(DC_STATE_DEBUG, D_SKL_PLUS);
2895 MMIO_D(CDCLK_CTL, D_SKL_PLUS);
2896 MMIO_DH(LCPLL1_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
2897 MMIO_DH(LCPLL2_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
2898 MMIO_D(_MMIO(_DPLL1_CFGCR1), D_SKL_PLUS);
2899 MMIO_D(_MMIO(_DPLL2_CFGCR1), D_SKL_PLUS);
2900 MMIO_D(_MMIO(_DPLL3_CFGCR1), D_SKL_PLUS);
2901 MMIO_D(_MMIO(_DPLL1_CFGCR2), D_SKL_PLUS);
2902 MMIO_D(_MMIO(_DPLL2_CFGCR2), D_SKL_PLUS);
2903 MMIO_D(_MMIO(_DPLL3_CFGCR2), D_SKL_PLUS);
2904 MMIO_D(DPLL_CTRL1, D_SKL_PLUS);
2905 MMIO_D(DPLL_CTRL2, D_SKL_PLUS);
2906 MMIO_DH(DPLL_STATUS, D_SKL_PLUS, dpll_status_read, NULL);
2907
2908 MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2909 MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2910 MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2911 MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2912 MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2913 MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2914
2915 MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2916 MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2917 MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2918 MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2919 MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2920 MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2921
2922 MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2923 MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2924 MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2925 MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2926 MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2927 MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2928
2929 MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2930 MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2931 MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2932 MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2933
2934 MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2935 MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2936 MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2937 MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2938
2939 MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2940 MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2941 MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2942 MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2943
2944 MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
2945 MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
2946 MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
2947
2948 MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2949 MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2950 MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2951
2952 MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2953 MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2954 MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2955
2956 MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2957 MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2958 MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2959
2960 MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2961 MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2962 MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2963
2964 MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2965 MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2966 MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2967
2968 MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2969 MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2970 MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2971
2972 MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2973 MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2974 MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2975
2976 MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
2977 MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
2978 MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
2979
2980 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2981 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2982 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2983 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2984
2985 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2986 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2987 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2988 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2989
2990 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2991 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2992 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2993 MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2994
2995 MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
2996 MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
2997 MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
2998 MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
2999
3000 MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3001 MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3002 MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3003 MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3004
3005 MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3006 MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3007 MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3008 MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3009
3010 MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
3011 MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
3012 MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
3013 MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
3014
3015 MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3016 MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3017 MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3018 MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3019
3020 MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3021 MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3022 MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3023 MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3024
3025 MMIO_D(_MMIO(_PLANE_CTL_3_A), D_SKL_PLUS);
3026 MMIO_D(_MMIO(_PLANE_CTL_3_B), D_SKL_PLUS);
3027 MMIO_D(_MMIO(0x72380), D_SKL_PLUS);
3028 MMIO_D(_MMIO(0x7239c), D_SKL_PLUS);
3029 MMIO_D(_MMIO(_PLANE_SURF_3_A), D_SKL_PLUS);
3030
3031 MMIO_D(CSR_SSP_BASE, D_SKL_PLUS);
3032 MMIO_D(CSR_HTP_SKL, D_SKL_PLUS);
3033 MMIO_D(CSR_LAST_WRITE, D_SKL_PLUS);
3034
3035 MMIO_DFH(BDW_SCRATCH1, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3036
3037 MMIO_D(SKL_DFSM, D_SKL_PLUS);
3038 MMIO_D(DISPIO_CR_TX_BMU_CR0, D_SKL_PLUS);
3039
3040 MMIO_F(GEN9_GFX_MOCS(0), 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3041 NULL, NULL);
3042 MMIO_F(GEN7_L3CNTLREG2, 0x80, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3043 NULL, NULL);
3044
3045 MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
3046 MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
3047 MMIO_D(RC6_LOCATION, D_SKL_PLUS);
3048 MMIO_DFH(GEN7_FF_SLICE_CS_CHICKEN1, D_SKL_PLUS,
3049 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3050 MMIO_DFH(GEN9_CS_DEBUG_MODE1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3051 NULL, NULL);
3052
3053 /* TRTT */
3054 MMIO_DFH(TRVATTL3PTRDW(0), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3055 MMIO_DFH(TRVATTL3PTRDW(1), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3056 MMIO_DFH(TRVATTL3PTRDW(2), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3057 MMIO_DFH(TRVATTL3PTRDW(3), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3058 MMIO_DFH(TRVADR, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3059 MMIO_DFH(TRTTE, D_SKL_PLUS, F_CMD_ACCESS,
3060 NULL, gen9_trtte_write);
3061 MMIO_DH(_MMIO(0x4dfc), D_SKL_PLUS, NULL, gen9_trtt_chicken_write);
3062
3063 MMIO_D(_MMIO(0x46430), D_SKL_PLUS);
3064
3065 MMIO_D(_MMIO(0x46520), D_SKL_PLUS);
3066
3067 MMIO_D(_MMIO(0xc403c), D_SKL_PLUS);
3068 MMIO_DFH(GEN8_GARBCNTL, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3069 MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
3070
3071 MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
3072 MMIO_D(GEN6_STOLEN_RESERVED, D_SKL_PLUS);
3073 MMIO_D(_MMIO(0x4068), D_SKL_PLUS);
3074 MMIO_D(_MMIO(0x67054), D_SKL_PLUS);
3075 MMIO_D(_MMIO(0x6e560), D_SKL_PLUS);
3076 MMIO_D(_MMIO(0x6e554), D_SKL_PLUS);
3077 MMIO_D(_MMIO(0x2b20), D_SKL_PLUS);
3078 MMIO_D(_MMIO(0x65f00), D_SKL_PLUS);
3079 MMIO_D(_MMIO(0x65f08), D_SKL_PLUS);
3080 MMIO_D(_MMIO(0x320f0), D_SKL_PLUS);
3081
3082 MMIO_D(_MMIO(0x70034), D_SKL_PLUS);
3083 MMIO_D(_MMIO(0x71034), D_SKL_PLUS);
3084 MMIO_D(_MMIO(0x72034), D_SKL_PLUS);
3085
3086 MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_A)), D_SKL_PLUS);
3087 MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_B)), D_SKL_PLUS);
3088 MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_C)), D_SKL_PLUS);
3089 MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_A)), D_SKL_PLUS);
3090 MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_B)), D_SKL_PLUS);
3091 MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_C)), D_SKL_PLUS);
3092 MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_A)), D_SKL_PLUS);
3093 MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
3094 MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
3095
3096 MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
3097 #define CSFE_CHICKEN1_REG(base) _MMIO((base) + 0xD4)
3098 MMIO_RING_DFH(CSFE_CHICKEN1_REG, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3099 NULL, csfe_chicken1_mmio_write);
3100 #undef CSFE_CHICKEN1_REG
3101 MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3102 NULL, NULL);
3103 MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3104 NULL, NULL);
3105
3106 MMIO_D(GAMT_CHKN_BIT_REG, D_KBL);
3107 MMIO_D(GEN9_CTX_PREEMPT_REG, D_KBL | D_SKL);
3108
3109 return 0;
3110 }
3111
init_bxt_mmio_info(struct intel_gvt * gvt)3112 static int init_bxt_mmio_info(struct intel_gvt *gvt)
3113 {
3114 struct drm_i915_private *dev_priv = gvt->dev_priv;
3115 int ret;
3116
3117 MMIO_F(_MMIO(0x80000), 0x3000, 0, 0, 0, D_BXT, NULL, NULL);
3118
3119 MMIO_D(GEN7_SAMPLER_INSTDONE, D_BXT);
3120 MMIO_D(GEN7_ROW_INSTDONE, D_BXT);
3121 MMIO_D(GEN8_FAULT_TLB_DATA0, D_BXT);
3122 MMIO_D(GEN8_FAULT_TLB_DATA1, D_BXT);
3123 MMIO_D(ERROR_GEN6, D_BXT);
3124 MMIO_D(DONE_REG, D_BXT);
3125 MMIO_D(EIR, D_BXT);
3126 MMIO_D(PGTBL_ER, D_BXT);
3127 MMIO_D(_MMIO(0x4194), D_BXT);
3128 MMIO_D(_MMIO(0x4294), D_BXT);
3129 MMIO_D(_MMIO(0x4494), D_BXT);
3130
3131 MMIO_RING_D(RING_PSMI_CTL, D_BXT);
3132 MMIO_RING_D(RING_DMA_FADD, D_BXT);
3133 MMIO_RING_D(RING_DMA_FADD_UDW, D_BXT);
3134 MMIO_RING_D(RING_IPEHR, D_BXT);
3135 MMIO_RING_D(RING_INSTPS, D_BXT);
3136 MMIO_RING_D(RING_BBADDR_UDW, D_BXT);
3137 MMIO_RING_D(RING_BBSTATE, D_BXT);
3138 MMIO_RING_D(RING_IPEIR, D_BXT);
3139
3140 MMIO_F(SOFT_SCRATCH(0), 16 * 4, 0, 0, 0, D_BXT, NULL, NULL);
3141
3142 MMIO_DH(BXT_P_CR_GT_DISP_PWRON, D_BXT, NULL, bxt_gt_disp_pwron_write);
3143 MMIO_D(BXT_RP_STATE_CAP, D_BXT);
3144 MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY0), D_BXT,
3145 NULL, bxt_phy_ctl_family_write);
3146 MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY1), D_BXT,
3147 NULL, bxt_phy_ctl_family_write);
3148 MMIO_D(BXT_PHY_CTL(PORT_A), D_BXT);
3149 MMIO_D(BXT_PHY_CTL(PORT_B), D_BXT);
3150 MMIO_D(BXT_PHY_CTL(PORT_C), D_BXT);
3151 MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_A), D_BXT,
3152 NULL, bxt_port_pll_enable_write);
3153 MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_B), D_BXT,
3154 NULL, bxt_port_pll_enable_write);
3155 MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_C), D_BXT, NULL,
3156 bxt_port_pll_enable_write);
3157
3158 MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY0), D_BXT);
3159 MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY0), D_BXT);
3160 MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY0), D_BXT);
3161 MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY0), D_BXT);
3162 MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY0), D_BXT);
3163 MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY0), D_BXT);
3164 MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY0), D_BXT);
3165 MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY0), D_BXT);
3166 MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY0), D_BXT);
3167
3168 MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY1), D_BXT);
3169 MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY1), D_BXT);
3170 MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY1), D_BXT);
3171 MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY1), D_BXT);
3172 MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY1), D_BXT);
3173 MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY1), D_BXT);
3174 MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY1), D_BXT);
3175 MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY1), D_BXT);
3176 MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY1), D_BXT);
3177
3178 MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH0), D_BXT);
3179 MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH0), D_BXT);
3180 MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3181 MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3182 MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3183 MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH0), D_BXT);
3184 MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH0), D_BXT,
3185 NULL, bxt_pcs_dw12_grp_write);
3186 MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3187 MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3188 MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH0), D_BXT,
3189 bxt_port_tx_dw3_read, NULL);
3190 MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3191 MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3192 MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3193 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3194 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3195 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3196 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3197 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3198 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3199 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3200 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3201 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 6), D_BXT);
3202 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 8), D_BXT);
3203 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 9), D_BXT);
3204 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 10), D_BXT);
3205
3206 MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH1), D_BXT);
3207 MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH1), D_BXT);
3208 MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3209 MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3210 MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3211 MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH1), D_BXT);
3212 MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH1), D_BXT,
3213 NULL, bxt_pcs_dw12_grp_write);
3214 MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3215 MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3216 MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH1), D_BXT,
3217 bxt_port_tx_dw3_read, NULL);
3218 MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3219 MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3220 MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3221 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3222 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3223 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3224 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3225 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3226 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3227 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3228 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3229 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 6), D_BXT);
3230 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 8), D_BXT);
3231 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 9), D_BXT);
3232 MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 10), D_BXT);
3233
3234 MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY1, DPIO_CH0), D_BXT);
3235 MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY1, DPIO_CH0), D_BXT);
3236 MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3237 MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3238 MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3239 MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY1, DPIO_CH0), D_BXT);
3240 MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY1, DPIO_CH0), D_BXT,
3241 NULL, bxt_pcs_dw12_grp_write);
3242 MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3243 MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3244 MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY1, DPIO_CH0), D_BXT,
3245 bxt_port_tx_dw3_read, NULL);
3246 MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3247 MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3248 MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3249 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3250 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3251 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3252 MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3253 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3254 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3255 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3256 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3257 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 6), D_BXT);
3258 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 8), D_BXT);
3259 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 9), D_BXT);
3260 MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 10), D_BXT);
3261
3262 MMIO_D(BXT_DE_PLL_CTL, D_BXT);
3263 MMIO_DH(BXT_DE_PLL_ENABLE, D_BXT, NULL, bxt_de_pll_enable_write);
3264 MMIO_D(BXT_DSI_PLL_CTL, D_BXT);
3265 MMIO_D(BXT_DSI_PLL_ENABLE, D_BXT);
3266
3267 MMIO_D(GEN9_CLKGATE_DIS_0, D_BXT);
3268 MMIO_D(GEN9_CLKGATE_DIS_4, D_BXT);
3269
3270 MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_A), D_BXT);
3271 MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_B), D_BXT);
3272 MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_C), D_BXT);
3273
3274 MMIO_D(RC6_CTX_BASE, D_BXT);
3275
3276 MMIO_D(GEN8_PUSHBUS_CONTROL, D_BXT);
3277 MMIO_D(GEN8_PUSHBUS_ENABLE, D_BXT);
3278 MMIO_D(GEN8_PUSHBUS_SHIFT, D_BXT);
3279 MMIO_D(GEN6_GFXPAUSE, D_BXT);
3280 MMIO_DFH(GEN8_L3SQCREG1, D_BXT, F_CMD_ACCESS, NULL, NULL);
3281
3282 MMIO_DFH(GEN9_CTX_PREEMPT_REG, D_BXT, F_CMD_ACCESS, NULL, NULL);
3283
3284 return 0;
3285 }
3286
find_mmio_block(struct intel_gvt * gvt,unsigned int offset)3287 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
3288 unsigned int offset)
3289 {
3290 unsigned long device = intel_gvt_get_device_type(gvt);
3291 struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3292 int num = gvt->mmio.num_mmio_block;
3293 int i;
3294
3295 for (i = 0; i < num; i++, block++) {
3296 if (!(device & block->device))
3297 continue;
3298 if (offset >= i915_mmio_reg_offset(block->offset) &&
3299 offset < i915_mmio_reg_offset(block->offset) + block->size)
3300 return block;
3301 }
3302 return NULL;
3303 }
3304
3305 /**
3306 * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
3307 * @gvt: GVT device
3308 *
3309 * This function is called at the driver unloading stage, to clean up the MMIO
3310 * information table of GVT device
3311 *
3312 */
intel_gvt_clean_mmio_info(struct intel_gvt * gvt)3313 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
3314 {
3315 struct hlist_node *tmp;
3316 struct intel_gvt_mmio_info *e;
3317 int i;
3318
3319 hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
3320 kfree(e);
3321
3322 vfree(gvt->mmio.mmio_attribute);
3323 gvt->mmio.mmio_attribute = NULL;
3324 }
3325
3326 /* Special MMIO blocks. */
3327 static struct gvt_mmio_block mmio_blocks[] = {
3328 {D_SKL_PLUS, _MMIO(CSR_MMIO_START_RANGE), 0x3000, NULL, NULL},
3329 {D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
3330 {D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
3331 pvinfo_mmio_read, pvinfo_mmio_write},
3332 {D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
3333 {D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
3334 {D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
3335 };
3336
3337 /**
3338 * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
3339 * @gvt: GVT device
3340 *
3341 * This function is called at the initialization stage, to setup the MMIO
3342 * information table for GVT device
3343 *
3344 * Returns:
3345 * zero on success, negative if failed.
3346 */
intel_gvt_setup_mmio_info(struct intel_gvt * gvt)3347 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
3348 {
3349 struct intel_gvt_device_info *info = &gvt->device_info;
3350 struct drm_i915_private *dev_priv = gvt->dev_priv;
3351 int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
3352 int ret;
3353
3354 gvt->mmio.mmio_attribute = vzalloc(size);
3355 if (!gvt->mmio.mmio_attribute)
3356 return -ENOMEM;
3357
3358 ret = init_generic_mmio_info(gvt);
3359 if (ret)
3360 goto err;
3361
3362 if (IS_BROADWELL(dev_priv)) {
3363 ret = init_broadwell_mmio_info(gvt);
3364 if (ret)
3365 goto err;
3366 } else if (IS_SKYLAKE(dev_priv)
3367 || IS_KABYLAKE(dev_priv)
3368 || IS_COFFEELAKE(dev_priv)) {
3369 ret = init_broadwell_mmio_info(gvt);
3370 if (ret)
3371 goto err;
3372 ret = init_skl_mmio_info(gvt);
3373 if (ret)
3374 goto err;
3375 } else if (IS_BROXTON(dev_priv)) {
3376 ret = init_broadwell_mmio_info(gvt);
3377 if (ret)
3378 goto err;
3379 ret = init_skl_mmio_info(gvt);
3380 if (ret)
3381 goto err;
3382 ret = init_bxt_mmio_info(gvt);
3383 if (ret)
3384 goto err;
3385 }
3386
3387 gvt->mmio.mmio_block = mmio_blocks;
3388 gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
3389
3390 return 0;
3391 err:
3392 intel_gvt_clean_mmio_info(gvt);
3393 return ret;
3394 }
3395
3396 /**
3397 * intel_gvt_for_each_tracked_mmio - iterate each tracked mmio
3398 * @gvt: a GVT device
3399 * @handler: the handler
3400 * @data: private data given to handler
3401 *
3402 * Returns:
3403 * Zero on success, negative error code if failed.
3404 */
intel_gvt_for_each_tracked_mmio(struct intel_gvt * gvt,int (* handler)(struct intel_gvt * gvt,u32 offset,void * data),void * data)3405 int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
3406 int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
3407 void *data)
3408 {
3409 struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3410 struct intel_gvt_mmio_info *e;
3411 int i, j, ret;
3412
3413 hash_for_each(gvt->mmio.mmio_info_table, i, e, node) {
3414 ret = handler(gvt, e->offset, data);
3415 if (ret)
3416 return ret;
3417 }
3418
3419 for (i = 0; i < gvt->mmio.num_mmio_block; i++, block++) {
3420 for (j = 0; j < block->size; j += 4) {
3421 ret = handler(gvt,
3422 i915_mmio_reg_offset(block->offset) + j,
3423 data);
3424 if (ret)
3425 return ret;
3426 }
3427 }
3428 return 0;
3429 }
3430
3431 /**
3432 * intel_vgpu_default_mmio_read - default MMIO read handler
3433 * @vgpu: a vGPU
3434 * @offset: access offset
3435 * @p_data: data return buffer
3436 * @bytes: access data length
3437 *
3438 * Returns:
3439 * Zero on success, negative error code if failed.
3440 */
intel_vgpu_default_mmio_read(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)3441 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
3442 void *p_data, unsigned int bytes)
3443 {
3444 read_vreg(vgpu, offset, p_data, bytes);
3445 return 0;
3446 }
3447
3448 /**
3449 * intel_t_default_mmio_write - default MMIO write handler
3450 * @vgpu: a vGPU
3451 * @offset: access offset
3452 * @p_data: write data buffer
3453 * @bytes: access data length
3454 *
3455 * Returns:
3456 * Zero on success, negative error code if failed.
3457 */
intel_vgpu_default_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)3458 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3459 void *p_data, unsigned int bytes)
3460 {
3461 write_vreg(vgpu, offset, p_data, bytes);
3462 return 0;
3463 }
3464
3465 /**
3466 * intel_vgpu_mask_mmio_write - write mask register
3467 * @vgpu: a vGPU
3468 * @offset: access offset
3469 * @p_data: write data buffer
3470 * @bytes: access data length
3471 *
3472 * Returns:
3473 * Zero on success, negative error code if failed.
3474 */
intel_vgpu_mask_mmio_write(struct intel_vgpu * vgpu,unsigned int offset,void * p_data,unsigned int bytes)3475 int intel_vgpu_mask_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3476 void *p_data, unsigned int bytes)
3477 {
3478 u32 mask, old_vreg;
3479
3480 old_vreg = vgpu_vreg(vgpu, offset);
3481 write_vreg(vgpu, offset, p_data, bytes);
3482 mask = vgpu_vreg(vgpu, offset) >> 16;
3483 vgpu_vreg(vgpu, offset) = (old_vreg & ~mask) |
3484 (vgpu_vreg(vgpu, offset) & mask);
3485
3486 return 0;
3487 }
3488
3489 /**
3490 * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
3491 * force-nopriv register
3492 *
3493 * @gvt: a GVT device
3494 * @offset: register offset
3495 *
3496 * Returns:
3497 * True if the register is in force-nonpriv whitelist;
3498 * False if outside;
3499 */
intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt * gvt,unsigned int offset)3500 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3501 unsigned int offset)
3502 {
3503 return in_whitelist(offset);
3504 }
3505
3506 /**
3507 * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3508 * @vgpu: a vGPU
3509 * @offset: register offset
3510 * @pdata: data buffer
3511 * @bytes: data length
3512 * @is_read: read or write
3513 *
3514 * Returns:
3515 * Zero on success, negative error code if failed.
3516 */
intel_vgpu_mmio_reg_rw(struct intel_vgpu * vgpu,unsigned int offset,void * pdata,unsigned int bytes,bool is_read)3517 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3518 void *pdata, unsigned int bytes, bool is_read)
3519 {
3520 struct intel_gvt *gvt = vgpu->gvt;
3521 struct intel_gvt_mmio_info *mmio_info;
3522 struct gvt_mmio_block *mmio_block;
3523 gvt_mmio_func func;
3524 int ret;
3525
3526 if (WARN_ON(bytes > 8))
3527 return -EINVAL;
3528
3529 /*
3530 * Handle special MMIO blocks.
3531 */
3532 mmio_block = find_mmio_block(gvt, offset);
3533 if (mmio_block) {
3534 func = is_read ? mmio_block->read : mmio_block->write;
3535 if (func)
3536 return func(vgpu, offset, pdata, bytes);
3537 goto default_rw;
3538 }
3539
3540 /*
3541 * Normal tracked MMIOs.
3542 */
3543 mmio_info = find_mmio_info(gvt, offset);
3544 if (!mmio_info) {
3545 gvt_dbg_mmio("untracked MMIO %08x len %d\n", offset, bytes);
3546 goto default_rw;
3547 }
3548
3549 if (is_read)
3550 return mmio_info->read(vgpu, offset, pdata, bytes);
3551 else {
3552 u64 ro_mask = mmio_info->ro_mask;
3553 u32 old_vreg = 0;
3554 u64 data = 0;
3555
3556 if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3557 old_vreg = vgpu_vreg(vgpu, offset);
3558 }
3559
3560 if (likely(!ro_mask))
3561 ret = mmio_info->write(vgpu, offset, pdata, bytes);
3562 else if (!~ro_mask) {
3563 gvt_vgpu_err("try to write RO reg %x\n", offset);
3564 return 0;
3565 } else {
3566 /* keep the RO bits in the virtual register */
3567 memcpy(&data, pdata, bytes);
3568 data &= ~ro_mask;
3569 data |= vgpu_vreg(vgpu, offset) & ro_mask;
3570 ret = mmio_info->write(vgpu, offset, &data, bytes);
3571 }
3572
3573 /* higher 16bits of mode ctl regs are mask bits for change */
3574 if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3575 u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3576
3577 vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3578 | (vgpu_vreg(vgpu, offset) & mask);
3579 }
3580 }
3581
3582 return ret;
3583
3584 default_rw:
3585 return is_read ?
3586 intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3587 intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3588 }
3589