xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision c1d3fb8a)
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 
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 
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 
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 
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 
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 
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  */
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 	PS_INVOCATION_COUNT,//_MMIO(0x2348)
464 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
465 	_MMIO(0x2690),
466 	_MMIO(0x2694),
467 	_MMIO(0x2698),
468 	_MMIO(0x2754),
469 	_MMIO(0x28a0),
470 	_MMIO(0x4de0),
471 	_MMIO(0x4de4),
472 	_MMIO(0x4dfc),
473 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
474 	_MMIO(0x7014),
475 	HDC_CHICKEN0,//_MMIO(0x7300)
476 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
477 	_MMIO(0x7700),
478 	_MMIO(0x7704),
479 	_MMIO(0x7708),
480 	_MMIO(0x770c),
481 	_MMIO(0x83a8),
482 	_MMIO(0xb110),
483 	GEN8_L3SQCREG4,//_MMIO(0xb118)
484 	_MMIO(0xe100),
485 	_MMIO(0xe18c),
486 	_MMIO(0xe48c),
487 	_MMIO(0xe5f4),
488 };
489 
490 /* a simple bsearch */
491 static inline bool in_whitelist(unsigned int reg)
492 {
493 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
494 	i915_reg_t *array = force_nonpriv_white_list;
495 
496 	while (left < right) {
497 		int mid = (left + right)/2;
498 
499 		if (reg > array[mid].reg)
500 			left = mid + 1;
501 		else if (reg < array[mid].reg)
502 			right = mid;
503 		else
504 			return true;
505 	}
506 	return false;
507 }
508 
509 static int force_nonpriv_write(struct intel_vgpu *vgpu,
510 	unsigned int offset, void *p_data, unsigned int bytes)
511 {
512 	u32 reg_nonpriv = (*(u32 *)p_data) & REG_GENMASK(25, 2);
513 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
514 	u32 ring_base;
515 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
516 	int ret = -EINVAL;
517 
518 	if ((bytes != 4) || ((offset & (bytes - 1)) != 0) || ring_id < 0) {
519 		gvt_err("vgpu(%d) ring %d Invalid FORCE_NONPRIV offset %x(%dB)\n",
520 			vgpu->id, ring_id, offset, bytes);
521 		return ret;
522 	}
523 
524 	ring_base = dev_priv->engine[ring_id]->mmio_base;
525 
526 	if (in_whitelist(reg_nonpriv) ||
527 		reg_nonpriv == i915_mmio_reg_offset(RING_NOPID(ring_base))) {
528 		ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
529 			bytes);
530 	} else
531 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x at offset %x\n",
532 			vgpu->id, *(u32 *)p_data, offset);
533 
534 	return 0;
535 }
536 
537 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
538 		void *p_data, unsigned int bytes)
539 {
540 	write_vreg(vgpu, offset, p_data, bytes);
541 
542 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
543 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
544 	} else {
545 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
546 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
547 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E))
548 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
549 	}
550 	return 0;
551 }
552 
553 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
554 		unsigned int offset, void *p_data, unsigned int bytes)
555 {
556 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
557 	return 0;
558 }
559 
560 #define FDI_LINK_TRAIN_PATTERN1         0
561 #define FDI_LINK_TRAIN_PATTERN2         1
562 
563 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
564 {
565 	u32 ddi_buf_ctl = vgpu_vreg_t(vgpu, DDI_BUF_CTL(PORT_E));
566 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
567 	u32 tx_ctl = vgpu_vreg_t(vgpu, DP_TP_CTL(PORT_E));
568 
569 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
570 			(rx_ctl & FDI_RX_ENABLE) &&
571 			(rx_ctl & FDI_AUTO_TRAINING) &&
572 			(tx_ctl & DP_TP_CTL_ENABLE) &&
573 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
574 		return 1;
575 	else
576 		return 0;
577 }
578 
579 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
580 		enum pipe pipe, unsigned int train_pattern)
581 {
582 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
583 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
584 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
585 	unsigned int fdi_iir_check_bits;
586 
587 	fdi_rx_imr = FDI_RX_IMR(pipe);
588 	fdi_tx_ctl = FDI_TX_CTL(pipe);
589 	fdi_rx_ctl = FDI_RX_CTL(pipe);
590 
591 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
592 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
593 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
594 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
595 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
596 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
597 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
598 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
599 	} else {
600 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
601 		return -EINVAL;
602 	}
603 
604 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
605 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
606 
607 	/* If imr bit has been masked */
608 	if (vgpu_vreg_t(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
609 		return 0;
610 
611 	if (((vgpu_vreg_t(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
612 			== fdi_tx_check_bits)
613 		&& ((vgpu_vreg_t(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
614 			== fdi_rx_check_bits))
615 		return 1;
616 	else
617 		return 0;
618 }
619 
620 #define INVALID_INDEX (~0U)
621 
622 static unsigned int calc_index(unsigned int offset, unsigned int start,
623 	unsigned int next, unsigned int end, i915_reg_t i915_end)
624 {
625 	unsigned int range = next - start;
626 
627 	if (!end)
628 		end = i915_mmio_reg_offset(i915_end);
629 	if (offset < start || offset > end)
630 		return INVALID_INDEX;
631 	offset -= start;
632 	return offset / range;
633 }
634 
635 #define FDI_RX_CTL_TO_PIPE(offset) \
636 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
637 
638 #define FDI_TX_CTL_TO_PIPE(offset) \
639 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
640 
641 #define FDI_RX_IMR_TO_PIPE(offset) \
642 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
643 
644 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
645 		unsigned int offset, void *p_data, unsigned int bytes)
646 {
647 	i915_reg_t fdi_rx_iir;
648 	unsigned int index;
649 	int ret;
650 
651 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
652 		index = FDI_RX_CTL_TO_PIPE(offset);
653 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
654 		index = FDI_TX_CTL_TO_PIPE(offset);
655 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
656 		index = FDI_RX_IMR_TO_PIPE(offset);
657 	else {
658 		gvt_vgpu_err("Unsupport registers %x\n", offset);
659 		return -EINVAL;
660 	}
661 
662 	write_vreg(vgpu, offset, p_data, bytes);
663 
664 	fdi_rx_iir = FDI_RX_IIR(index);
665 
666 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
667 	if (ret < 0)
668 		return ret;
669 	if (ret)
670 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
671 
672 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
673 	if (ret < 0)
674 		return ret;
675 	if (ret)
676 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
677 
678 	if (offset == _FDI_RXA_CTL)
679 		if (fdi_auto_training_started(vgpu))
680 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E)) |=
681 				DP_TP_STATUS_AUTOTRAIN_DONE;
682 	return 0;
683 }
684 
685 #define DP_TP_CTL_TO_PORT(offset) \
686 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
687 
688 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
689 		void *p_data, unsigned int bytes)
690 {
691 	i915_reg_t status_reg;
692 	unsigned int index;
693 	u32 data;
694 
695 	write_vreg(vgpu, offset, p_data, bytes);
696 
697 	index = DP_TP_CTL_TO_PORT(offset);
698 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
699 	if (data == 0x2) {
700 		status_reg = DP_TP_STATUS(index);
701 		vgpu_vreg_t(vgpu, status_reg) |= (1 << 25);
702 	}
703 	return 0;
704 }
705 
706 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
707 		unsigned int offset, void *p_data, unsigned int bytes)
708 {
709 	u32 reg_val;
710 	u32 sticky_mask;
711 
712 	reg_val = *((u32 *)p_data);
713 	sticky_mask = GENMASK(27, 26) | (1 << 24);
714 
715 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
716 		(vgpu_vreg(vgpu, offset) & sticky_mask);
717 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
718 	return 0;
719 }
720 
721 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
722 		unsigned int offset, void *p_data, unsigned int bytes)
723 {
724 	u32 data;
725 
726 	write_vreg(vgpu, offset, p_data, bytes);
727 	data = vgpu_vreg(vgpu, offset);
728 
729 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
730 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
731 	return 0;
732 }
733 
734 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
735 		unsigned int offset, void *p_data, unsigned int bytes)
736 {
737 	u32 data;
738 
739 	write_vreg(vgpu, offset, p_data, bytes);
740 	data = vgpu_vreg(vgpu, offset);
741 
742 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
743 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
744 	else
745 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
746 	return 0;
747 }
748 
749 #define DSPSURF_TO_PIPE(offset) \
750 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
751 
752 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
753 		void *p_data, unsigned int bytes)
754 {
755 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
756 	u32 pipe = DSPSURF_TO_PIPE(offset);
757 	int event = SKL_FLIP_EVENT(pipe, PLANE_PRIMARY);
758 
759 	write_vreg(vgpu, offset, p_data, bytes);
760 	vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
761 
762 	vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
763 
764 	if (vgpu_vreg_t(vgpu, DSPCNTR(pipe)) & PLANE_CTL_ASYNC_FLIP)
765 		intel_vgpu_trigger_virtual_event(vgpu, event);
766 	else
767 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
768 
769 	return 0;
770 }
771 
772 #define SPRSURF_TO_PIPE(offset) \
773 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
774 
775 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
776 		void *p_data, unsigned int bytes)
777 {
778 	u32 pipe = SPRSURF_TO_PIPE(offset);
779 	int event = SKL_FLIP_EVENT(pipe, PLANE_SPRITE0);
780 
781 	write_vreg(vgpu, offset, p_data, bytes);
782 	vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
783 
784 	if (vgpu_vreg_t(vgpu, SPRCTL(pipe)) & PLANE_CTL_ASYNC_FLIP)
785 		intel_vgpu_trigger_virtual_event(vgpu, event);
786 	else
787 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
788 
789 	return 0;
790 }
791 
792 static int reg50080_mmio_write(struct intel_vgpu *vgpu,
793 			       unsigned int offset, void *p_data,
794 			       unsigned int bytes)
795 {
796 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
797 	enum pipe pipe = REG_50080_TO_PIPE(offset);
798 	enum plane_id plane = REG_50080_TO_PLANE(offset);
799 	int event = SKL_FLIP_EVENT(pipe, plane);
800 
801 	write_vreg(vgpu, offset, p_data, bytes);
802 	if (plane == PLANE_PRIMARY) {
803 		vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
804 		vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
805 	} else {
806 		vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
807 	}
808 
809 	if ((vgpu_vreg(vgpu, offset) & REG50080_FLIP_TYPE_MASK) == REG50080_FLIP_TYPE_ASYNC)
810 		intel_vgpu_trigger_virtual_event(vgpu, event);
811 	else
812 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
813 
814 	return 0;
815 }
816 
817 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
818 		unsigned int reg)
819 {
820 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
821 	enum intel_gvt_event_type event;
822 
823 	if (reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_A)))
824 		event = AUX_CHANNEL_A;
825 	else if (reg == _PCH_DPB_AUX_CH_CTL ||
826 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_B)))
827 		event = AUX_CHANNEL_B;
828 	else if (reg == _PCH_DPC_AUX_CH_CTL ||
829 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_C)))
830 		event = AUX_CHANNEL_C;
831 	else if (reg == _PCH_DPD_AUX_CH_CTL ||
832 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_D)))
833 		event = AUX_CHANNEL_D;
834 	else {
835 		WARN_ON(true);
836 		return -EINVAL;
837 	}
838 
839 	intel_vgpu_trigger_virtual_event(vgpu, event);
840 	return 0;
841 }
842 
843 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
844 		unsigned int reg, int len, bool data_valid)
845 {
846 	/* mark transaction done */
847 	value |= DP_AUX_CH_CTL_DONE;
848 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
849 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
850 
851 	if (data_valid)
852 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
853 	else
854 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
855 
856 	/* message size */
857 	value &= ~(0xf << 20);
858 	value |= (len << 20);
859 	vgpu_vreg(vgpu, reg) = value;
860 
861 	if (value & DP_AUX_CH_CTL_INTERRUPT)
862 		return trigger_aux_channel_interrupt(vgpu, reg);
863 	return 0;
864 }
865 
866 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
867 		u8 t)
868 {
869 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
870 		/* training pattern 1 for CR */
871 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
872 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
873 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
874 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
875 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
876 			DPCD_TRAINING_PATTERN_2) {
877 		/* training pattern 2 for EQ */
878 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
879 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
880 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
881 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
882 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
883 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
884 		/* set INTERLANE_ALIGN_DONE */
885 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
886 			DPCD_INTERLANE_ALIGN_DONE;
887 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
888 			DPCD_LINK_TRAINING_DISABLED) {
889 		/* finish link training */
890 		/* set sink status as synchronized */
891 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
892 	}
893 }
894 
895 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
896 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
897 
898 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
899 
900 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
901 
902 #define dpy_is_valid_port(port)	\
903 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
904 
905 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
906 		unsigned int offset, void *p_data, unsigned int bytes)
907 {
908 	struct intel_vgpu_display *display = &vgpu->display;
909 	int msg, addr, ctrl, op, len;
910 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
911 	struct intel_vgpu_dpcd_data *dpcd = NULL;
912 	struct intel_vgpu_port *port = NULL;
913 	u32 data;
914 
915 	if (!dpy_is_valid_port(port_index)) {
916 		gvt_vgpu_err("Unsupported DP port access!\n");
917 		return 0;
918 	}
919 
920 	write_vreg(vgpu, offset, p_data, bytes);
921 	data = vgpu_vreg(vgpu, offset);
922 
923 	if ((INTEL_GEN(vgpu->gvt->dev_priv) >= 9)
924 		&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
925 		/* SKL DPB/C/D aux ctl register changed */
926 		return 0;
927 	} else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
928 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
929 		/* write to the data registers */
930 		return 0;
931 	}
932 
933 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
934 		/* just want to clear the sticky bits */
935 		vgpu_vreg(vgpu, offset) = 0;
936 		return 0;
937 	}
938 
939 	port = &display->ports[port_index];
940 	dpcd = port->dpcd;
941 
942 	/* read out message from DATA1 register */
943 	msg = vgpu_vreg(vgpu, offset + 4);
944 	addr = (msg >> 8) & 0xffff;
945 	ctrl = (msg >> 24) & 0xff;
946 	len = msg & 0xff;
947 	op = ctrl >> 4;
948 
949 	if (op == GVT_AUX_NATIVE_WRITE) {
950 		int t;
951 		u8 buf[16];
952 
953 		if ((addr + len + 1) >= DPCD_SIZE) {
954 			/*
955 			 * Write request exceeds what we supported,
956 			 * DCPD spec: When a Source Device is writing a DPCD
957 			 * address not supported by the Sink Device, the Sink
958 			 * Device shall reply with AUX NACK and “M” equal to
959 			 * zero.
960 			 */
961 
962 			/* NAK the write */
963 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
964 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
965 			return 0;
966 		}
967 
968 		/*
969 		 * Write request format: Headr (command + address + size) occupies
970 		 * 4 bytes, followed by (len + 1) bytes of data. See details at
971 		 * intel_dp_aux_transfer().
972 		 */
973 		if ((len + 1 + 4) > AUX_BURST_SIZE) {
974 			gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
975 			return -EINVAL;
976 		}
977 
978 		/* unpack data from vreg to buf */
979 		for (t = 0; t < 4; t++) {
980 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
981 
982 			buf[t * 4] = (r >> 24) & 0xff;
983 			buf[t * 4 + 1] = (r >> 16) & 0xff;
984 			buf[t * 4 + 2] = (r >> 8) & 0xff;
985 			buf[t * 4 + 3] = r & 0xff;
986 		}
987 
988 		/* write to virtual DPCD */
989 		if (dpcd && dpcd->data_valid) {
990 			for (t = 0; t <= len; t++) {
991 				int p = addr + t;
992 
993 				dpcd->data[p] = buf[t];
994 				/* check for link training */
995 				if (p == DPCD_TRAINING_PATTERN_SET)
996 					dp_aux_ch_ctl_link_training(dpcd,
997 							buf[t]);
998 			}
999 		}
1000 
1001 		/* ACK the write */
1002 		vgpu_vreg(vgpu, offset + 4) = 0;
1003 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
1004 				dpcd && dpcd->data_valid);
1005 		return 0;
1006 	}
1007 
1008 	if (op == GVT_AUX_NATIVE_READ) {
1009 		int idx, i, ret = 0;
1010 
1011 		if ((addr + len + 1) >= DPCD_SIZE) {
1012 			/*
1013 			 * read request exceeds what we supported
1014 			 * DPCD spec: A Sink Device receiving a Native AUX CH
1015 			 * read request for an unsupported DPCD address must
1016 			 * reply with an AUX ACK and read data set equal to
1017 			 * zero instead of replying with AUX NACK.
1018 			 */
1019 
1020 			/* ACK the READ*/
1021 			vgpu_vreg(vgpu, offset + 4) = 0;
1022 			vgpu_vreg(vgpu, offset + 8) = 0;
1023 			vgpu_vreg(vgpu, offset + 12) = 0;
1024 			vgpu_vreg(vgpu, offset + 16) = 0;
1025 			vgpu_vreg(vgpu, offset + 20) = 0;
1026 
1027 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1028 					true);
1029 			return 0;
1030 		}
1031 
1032 		for (idx = 1; idx <= 5; idx++) {
1033 			/* clear the data registers */
1034 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
1035 		}
1036 
1037 		/*
1038 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
1039 		 */
1040 		if ((len + 2) > AUX_BURST_SIZE) {
1041 			gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
1042 			return -EINVAL;
1043 		}
1044 
1045 		/* read from virtual DPCD to vreg */
1046 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
1047 		if (dpcd && dpcd->data_valid) {
1048 			for (i = 1; i <= (len + 1); i++) {
1049 				int t;
1050 
1051 				t = dpcd->data[addr + i - 1];
1052 				t <<= (24 - 8 * (i % 4));
1053 				ret |= t;
1054 
1055 				if ((i % 4 == 3) || (i == (len + 1))) {
1056 					vgpu_vreg(vgpu, offset +
1057 							(i / 4 + 1) * 4) = ret;
1058 					ret = 0;
1059 				}
1060 			}
1061 		}
1062 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1063 				dpcd && dpcd->data_valid);
1064 		return 0;
1065 	}
1066 
1067 	/* i2c transaction starts */
1068 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
1069 
1070 	if (data & DP_AUX_CH_CTL_INTERRUPT)
1071 		trigger_aux_channel_interrupt(vgpu, offset);
1072 	return 0;
1073 }
1074 
1075 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1076 		void *p_data, unsigned int bytes)
1077 {
1078 	*(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
1079 	write_vreg(vgpu, offset, p_data, bytes);
1080 	return 0;
1081 }
1082 
1083 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1084 		void *p_data, unsigned int bytes)
1085 {
1086 	bool vga_disable;
1087 
1088 	write_vreg(vgpu, offset, p_data, bytes);
1089 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
1090 
1091 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
1092 			vga_disable ? "Disable" : "Enable");
1093 	return 0;
1094 }
1095 
1096 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1097 		unsigned int sbi_offset)
1098 {
1099 	struct intel_vgpu_display *display = &vgpu->display;
1100 	int num = display->sbi.number;
1101 	int i;
1102 
1103 	for (i = 0; i < num; ++i)
1104 		if (display->sbi.registers[i].offset == sbi_offset)
1105 			break;
1106 
1107 	if (i == num)
1108 		return 0;
1109 
1110 	return display->sbi.registers[i].value;
1111 }
1112 
1113 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1114 		unsigned int offset, u32 value)
1115 {
1116 	struct intel_vgpu_display *display = &vgpu->display;
1117 	int num = display->sbi.number;
1118 	int i;
1119 
1120 	for (i = 0; i < num; ++i) {
1121 		if (display->sbi.registers[i].offset == offset)
1122 			break;
1123 	}
1124 
1125 	if (i == num) {
1126 		if (num == SBI_REG_MAX) {
1127 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1128 			return;
1129 		}
1130 		display->sbi.number++;
1131 	}
1132 
1133 	display->sbi.registers[i].offset = offset;
1134 	display->sbi.registers[i].value = value;
1135 }
1136 
1137 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1138 		void *p_data, unsigned int bytes)
1139 {
1140 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1141 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1142 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1143 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1144 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1145 				sbi_offset);
1146 	}
1147 	read_vreg(vgpu, offset, p_data, bytes);
1148 	return 0;
1149 }
1150 
1151 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1152 		void *p_data, unsigned int bytes)
1153 {
1154 	u32 data;
1155 
1156 	write_vreg(vgpu, offset, p_data, bytes);
1157 	data = vgpu_vreg(vgpu, offset);
1158 
1159 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1160 	data |= SBI_READY;
1161 
1162 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1163 	data |= SBI_RESPONSE_SUCCESS;
1164 
1165 	vgpu_vreg(vgpu, offset) = data;
1166 
1167 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1168 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1169 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1170 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1171 
1172 		write_virtual_sbi_register(vgpu, sbi_offset,
1173 					   vgpu_vreg_t(vgpu, SBI_DATA));
1174 	}
1175 	return 0;
1176 }
1177 
1178 #define _vgtif_reg(x) \
1179 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1180 
1181 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1182 		void *p_data, unsigned int bytes)
1183 {
1184 	bool invalid_read = false;
1185 
1186 	read_vreg(vgpu, offset, p_data, bytes);
1187 
1188 	switch (offset) {
1189 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1190 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1191 			invalid_read = true;
1192 		break;
1193 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1194 		_vgtif_reg(avail_rs.fence_num):
1195 		if (offset + bytes >
1196 			_vgtif_reg(avail_rs.fence_num) + 4)
1197 			invalid_read = true;
1198 		break;
1199 	case 0x78010:	/* vgt_caps */
1200 	case 0x7881c:
1201 		break;
1202 	default:
1203 		invalid_read = true;
1204 		break;
1205 	}
1206 	if (invalid_read)
1207 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1208 				offset, bytes, *(u32 *)p_data);
1209 	vgpu->pv_notified = true;
1210 	return 0;
1211 }
1212 
1213 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1214 {
1215 	enum intel_gvt_gtt_type root_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY;
1216 	struct intel_vgpu_mm *mm;
1217 	u64 *pdps;
1218 
1219 	pdps = (u64 *)&vgpu_vreg64_t(vgpu, vgtif_reg(pdp[0]));
1220 
1221 	switch (notification) {
1222 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1223 		root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
1224 		/* fall through */
1225 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1226 		mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
1227 		return PTR_ERR_OR_ZERO(mm);
1228 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1229 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1230 		return intel_vgpu_put_ppgtt_mm(vgpu, pdps);
1231 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1232 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1233 	case 1:	/* Remove this in guest driver. */
1234 		break;
1235 	default:
1236 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1237 	}
1238 	return 0;
1239 }
1240 
1241 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1242 {
1243 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1244 	struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1245 	char *env[3] = {NULL, NULL, NULL};
1246 	char vmid_str[20];
1247 	char display_ready_str[20];
1248 
1249 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1250 	env[0] = display_ready_str;
1251 
1252 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1253 	env[1] = vmid_str;
1254 
1255 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1256 }
1257 
1258 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1259 		void *p_data, unsigned int bytes)
1260 {
1261 	u32 data = *(u32 *)p_data;
1262 	bool invalid_write = false;
1263 
1264 	switch (offset) {
1265 	case _vgtif_reg(display_ready):
1266 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1267 		break;
1268 	case _vgtif_reg(g2v_notify):
1269 		handle_g2v_notification(vgpu, data);
1270 		break;
1271 	/* add xhot and yhot to handled list to avoid error log */
1272 	case _vgtif_reg(cursor_x_hot):
1273 	case _vgtif_reg(cursor_y_hot):
1274 	case _vgtif_reg(pdp[0].lo):
1275 	case _vgtif_reg(pdp[0].hi):
1276 	case _vgtif_reg(pdp[1].lo):
1277 	case _vgtif_reg(pdp[1].hi):
1278 	case _vgtif_reg(pdp[2].lo):
1279 	case _vgtif_reg(pdp[2].hi):
1280 	case _vgtif_reg(pdp[3].lo):
1281 	case _vgtif_reg(pdp[3].hi):
1282 	case _vgtif_reg(execlist_context_descriptor_lo):
1283 	case _vgtif_reg(execlist_context_descriptor_hi):
1284 		break;
1285 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1286 		invalid_write = true;
1287 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1288 		break;
1289 	default:
1290 		invalid_write = true;
1291 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1292 				offset, bytes, data);
1293 		break;
1294 	}
1295 
1296 	if (!invalid_write)
1297 		write_vreg(vgpu, offset, p_data, bytes);
1298 
1299 	return 0;
1300 }
1301 
1302 static int pf_write(struct intel_vgpu *vgpu,
1303 		unsigned int offset, void *p_data, unsigned int bytes)
1304 {
1305 	u32 val = *(u32 *)p_data;
1306 
1307 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1308 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1309 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1310 		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1311 			  vgpu->id);
1312 		return 0;
1313 	}
1314 
1315 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1316 }
1317 
1318 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1319 		unsigned int offset, void *p_data, unsigned int bytes)
1320 {
1321 	write_vreg(vgpu, offset, p_data, bytes);
1322 
1323 	if (vgpu_vreg(vgpu, offset) &
1324 	    HSW_PWR_WELL_CTL_REQ(HSW_PW_CTL_IDX_GLOBAL))
1325 		vgpu_vreg(vgpu, offset) |=
1326 			HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1327 	else
1328 		vgpu_vreg(vgpu, offset) &=
1329 			~HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1330 	return 0;
1331 }
1332 
1333 static int gen9_dbuf_ctl_mmio_write(struct intel_vgpu *vgpu,
1334 		unsigned int offset, void *p_data, unsigned int bytes)
1335 {
1336 	write_vreg(vgpu, offset, p_data, bytes);
1337 
1338 	if (vgpu_vreg(vgpu, offset) & DBUF_POWER_REQUEST)
1339 		vgpu_vreg(vgpu, offset) |= DBUF_POWER_STATE;
1340 	else
1341 		vgpu_vreg(vgpu, offset) &= ~DBUF_POWER_STATE;
1342 
1343 	return 0;
1344 }
1345 
1346 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1347 	unsigned int offset, void *p_data, unsigned int bytes)
1348 {
1349 	write_vreg(vgpu, offset, p_data, bytes);
1350 
1351 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1352 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1353 	return 0;
1354 }
1355 
1356 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1357 		void *p_data, unsigned int bytes)
1358 {
1359 	u32 mode;
1360 
1361 	write_vreg(vgpu, offset, p_data, bytes);
1362 	mode = vgpu_vreg(vgpu, offset);
1363 
1364 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1365 		WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
1366 				vgpu->id);
1367 		return 0;
1368 	}
1369 
1370 	return 0;
1371 }
1372 
1373 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1374 		void *p_data, unsigned int bytes)
1375 {
1376 	u32 trtte = *(u32 *)p_data;
1377 
1378 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1379 		WARN(1, "VM(%d): Use physical address for TRTT!\n",
1380 				vgpu->id);
1381 		return -EINVAL;
1382 	}
1383 	write_vreg(vgpu, offset, p_data, bytes);
1384 
1385 	return 0;
1386 }
1387 
1388 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1389 		void *p_data, unsigned int bytes)
1390 {
1391 	write_vreg(vgpu, offset, p_data, bytes);
1392 	return 0;
1393 }
1394 
1395 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1396 		void *p_data, unsigned int bytes)
1397 {
1398 	u32 v = 0;
1399 
1400 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1401 		v |= (1 << 0);
1402 
1403 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1404 		v |= (1 << 8);
1405 
1406 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1407 		v |= (1 << 16);
1408 
1409 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1410 		v |= (1 << 24);
1411 
1412 	vgpu_vreg(vgpu, offset) = v;
1413 
1414 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1415 }
1416 
1417 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1418 		void *p_data, unsigned int bytes)
1419 {
1420 	u32 value = *(u32 *)p_data;
1421 	u32 cmd = value & 0xff;
1422 	u32 *data0 = &vgpu_vreg_t(vgpu, GEN6_PCODE_DATA);
1423 
1424 	switch (cmd) {
1425 	case GEN9_PCODE_READ_MEM_LATENCY:
1426 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1427 			 || IS_KABYLAKE(vgpu->gvt->dev_priv)
1428 			 || IS_COFFEELAKE(vgpu->gvt->dev_priv)) {
1429 			/**
1430 			 * "Read memory latency" command on gen9.
1431 			 * Below memory latency values are read
1432 			 * from skylake platform.
1433 			 */
1434 			if (!*data0)
1435 				*data0 = 0x1e1a1100;
1436 			else
1437 				*data0 = 0x61514b3d;
1438 		} else if (IS_BROXTON(vgpu->gvt->dev_priv)) {
1439 			/**
1440 			 * "Read memory latency" command on gen9.
1441 			 * Below memory latency values are read
1442 			 * from Broxton MRB.
1443 			 */
1444 			if (!*data0)
1445 				*data0 = 0x16080707;
1446 			else
1447 				*data0 = 0x16161616;
1448 		}
1449 		break;
1450 	case SKL_PCODE_CDCLK_CONTROL:
1451 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1452 			 || IS_KABYLAKE(vgpu->gvt->dev_priv)
1453 			 || IS_COFFEELAKE(vgpu->gvt->dev_priv))
1454 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1455 		break;
1456 	case GEN6_PCODE_READ_RC6VIDS:
1457 		*data0 |= 0x1;
1458 		break;
1459 	}
1460 
1461 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1462 		     vgpu->id, value, *data0);
1463 	/**
1464 	 * PCODE_READY clear means ready for pcode read/write,
1465 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1466 	 * always emulate as pcode read/write success and ready for access
1467 	 * anytime, since we don't touch real physical registers here.
1468 	 */
1469 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1470 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1471 }
1472 
1473 static int hws_pga_write(struct intel_vgpu *vgpu, unsigned int offset,
1474 		void *p_data, unsigned int bytes)
1475 {
1476 	u32 value = *(u32 *)p_data;
1477 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1478 
1479 	if (!intel_gvt_ggtt_validate_range(vgpu, value, I915_GTT_PAGE_SIZE)) {
1480 		gvt_vgpu_err("write invalid HWSP address, reg:0x%x, value:0x%x\n",
1481 			      offset, value);
1482 		return -EINVAL;
1483 	}
1484 	/*
1485 	 * Need to emulate all the HWSP register write to ensure host can
1486 	 * update the VM CSB status correctly. Here listed registers can
1487 	 * support BDW, SKL or other platforms with same HWSP registers.
1488 	 */
1489 	if (unlikely(ring_id < 0 || ring_id >= I915_NUM_ENGINES)) {
1490 		gvt_vgpu_err("access unknown hardware status page register:0x%x\n",
1491 			     offset);
1492 		return -EINVAL;
1493 	}
1494 	vgpu->hws_pga[ring_id] = value;
1495 	gvt_dbg_mmio("VM(%d) write: 0x%x to HWSP: 0x%x\n",
1496 		     vgpu->id, value, offset);
1497 
1498 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1499 }
1500 
1501 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1502 		unsigned int offset, void *p_data, unsigned int bytes)
1503 {
1504 	u32 v = *(u32 *)p_data;
1505 
1506 	if (IS_BROXTON(vgpu->gvt->dev_priv))
1507 		v &= (1 << 31) | (1 << 29);
1508 	else
1509 		v &= (1 << 31) | (1 << 29) | (1 << 9) |
1510 			(1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1511 	v |= (v >> 1);
1512 
1513 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1514 }
1515 
1516 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1517 		void *p_data, unsigned int bytes)
1518 {
1519 	u32 v = *(u32 *)p_data;
1520 
1521 	/* other bits are MBZ. */
1522 	v &= (1 << 31) | (1 << 30);
1523 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1524 
1525 	vgpu_vreg(vgpu, offset) = v;
1526 
1527 	return 0;
1528 }
1529 
1530 static int bxt_de_pll_enable_write(struct intel_vgpu *vgpu,
1531 		unsigned int offset, void *p_data, unsigned int bytes)
1532 {
1533 	u32 v = *(u32 *)p_data;
1534 
1535 	if (v & BXT_DE_PLL_PLL_ENABLE)
1536 		v |= BXT_DE_PLL_LOCK;
1537 
1538 	vgpu_vreg(vgpu, offset) = v;
1539 
1540 	return 0;
1541 }
1542 
1543 static int bxt_port_pll_enable_write(struct intel_vgpu *vgpu,
1544 		unsigned int offset, void *p_data, unsigned int bytes)
1545 {
1546 	u32 v = *(u32 *)p_data;
1547 
1548 	if (v & PORT_PLL_ENABLE)
1549 		v |= PORT_PLL_LOCK;
1550 
1551 	vgpu_vreg(vgpu, offset) = v;
1552 
1553 	return 0;
1554 }
1555 
1556 static int bxt_phy_ctl_family_write(struct intel_vgpu *vgpu,
1557 		unsigned int offset, void *p_data, unsigned int bytes)
1558 {
1559 	u32 v = *(u32 *)p_data;
1560 	u32 data = v & COMMON_RESET_DIS ? BXT_PHY_LANE_ENABLED : 0;
1561 
1562 	switch (offset) {
1563 	case _PHY_CTL_FAMILY_EDP:
1564 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data;
1565 		break;
1566 	case _PHY_CTL_FAMILY_DDI:
1567 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data;
1568 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data;
1569 		break;
1570 	}
1571 
1572 	vgpu_vreg(vgpu, offset) = v;
1573 
1574 	return 0;
1575 }
1576 
1577 static int bxt_port_tx_dw3_read(struct intel_vgpu *vgpu,
1578 		unsigned int offset, void *p_data, unsigned int bytes)
1579 {
1580 	u32 v = vgpu_vreg(vgpu, offset);
1581 
1582 	v &= ~UNIQUE_TRANGE_EN_METHOD;
1583 
1584 	vgpu_vreg(vgpu, offset) = v;
1585 
1586 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1587 }
1588 
1589 static int bxt_pcs_dw12_grp_write(struct intel_vgpu *vgpu,
1590 		unsigned int offset, void *p_data, unsigned int bytes)
1591 {
1592 	u32 v = *(u32 *)p_data;
1593 
1594 	if (offset == _PORT_PCS_DW12_GRP_A || offset == _PORT_PCS_DW12_GRP_B) {
1595 		vgpu_vreg(vgpu, offset - 0x600) = v;
1596 		vgpu_vreg(vgpu, offset - 0x800) = v;
1597 	} else {
1598 		vgpu_vreg(vgpu, offset - 0x400) = v;
1599 		vgpu_vreg(vgpu, offset - 0x600) = v;
1600 	}
1601 
1602 	vgpu_vreg(vgpu, offset) = v;
1603 
1604 	return 0;
1605 }
1606 
1607 static int bxt_gt_disp_pwron_write(struct intel_vgpu *vgpu,
1608 		unsigned int offset, void *p_data, unsigned int bytes)
1609 {
1610 	u32 v = *(u32 *)p_data;
1611 
1612 	if (v & BIT(0)) {
1613 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) &=
1614 			~PHY_RESERVED;
1615 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) |=
1616 			PHY_POWER_GOOD;
1617 	}
1618 
1619 	if (v & BIT(1)) {
1620 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) &=
1621 			~PHY_RESERVED;
1622 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) |=
1623 			PHY_POWER_GOOD;
1624 	}
1625 
1626 
1627 	vgpu_vreg(vgpu, offset) = v;
1628 
1629 	return 0;
1630 }
1631 
1632 static int edp_psr_imr_iir_write(struct intel_vgpu *vgpu,
1633 		unsigned int offset, void *p_data, unsigned int bytes)
1634 {
1635 	vgpu_vreg(vgpu, offset) = 0;
1636 	return 0;
1637 }
1638 
1639 static int mmio_read_from_hw(struct intel_vgpu *vgpu,
1640 		unsigned int offset, void *p_data, unsigned int bytes)
1641 {
1642 	struct intel_gvt *gvt = vgpu->gvt;
1643 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1644 	int ring_id;
1645 	u32 ring_base;
1646 
1647 	ring_id = intel_gvt_render_mmio_to_ring_id(gvt, offset);
1648 	/**
1649 	 * Read HW reg in following case
1650 	 * a. the offset isn't a ring mmio
1651 	 * b. the offset's ring is running on hw.
1652 	 * c. the offset is ring time stamp mmio
1653 	 */
1654 	if (ring_id >= 0)
1655 		ring_base = dev_priv->engine[ring_id]->mmio_base;
1656 
1657 	if (ring_id < 0 || vgpu  == gvt->scheduler.engine_owner[ring_id] ||
1658 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP(ring_base)) ||
1659 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP_UDW(ring_base))) {
1660 		mmio_hw_access_pre(dev_priv);
1661 		vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1662 		mmio_hw_access_post(dev_priv);
1663 	}
1664 
1665 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1666 }
1667 
1668 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1669 		void *p_data, unsigned int bytes)
1670 {
1671 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1672 	struct intel_vgpu_execlist *execlist;
1673 	u32 data = *(u32 *)p_data;
1674 	int ret = 0;
1675 
1676 	if (WARN_ON(ring_id < 0 || ring_id >= I915_NUM_ENGINES))
1677 		return -EINVAL;
1678 
1679 	execlist = &vgpu->submission.execlist[ring_id];
1680 
1681 	execlist->elsp_dwords.data[3 - execlist->elsp_dwords.index] = data;
1682 	if (execlist->elsp_dwords.index == 3) {
1683 		ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1684 		if(ret)
1685 			gvt_vgpu_err("fail submit workload on ring %d\n",
1686 				ring_id);
1687 	}
1688 
1689 	++execlist->elsp_dwords.index;
1690 	execlist->elsp_dwords.index &= 0x3;
1691 	return ret;
1692 }
1693 
1694 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1695 		void *p_data, unsigned int bytes)
1696 {
1697 	u32 data = *(u32 *)p_data;
1698 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1699 	bool enable_execlist;
1700 	int ret;
1701 
1702 	(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(1);
1703 	if (IS_COFFEELAKE(vgpu->gvt->dev_priv))
1704 		(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(2);
1705 	write_vreg(vgpu, offset, p_data, bytes);
1706 
1707 	if (data & _MASKED_BIT_ENABLE(1)) {
1708 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1709 		return 0;
1710 	}
1711 
1712 	if (IS_COFFEELAKE(vgpu->gvt->dev_priv) &&
1713 	    data & _MASKED_BIT_ENABLE(2)) {
1714 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1715 		return 0;
1716 	}
1717 
1718 	/* when PPGTT mode enabled, we will check if guest has called
1719 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1720 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1721 	 */
1722 	if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1723 			(data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1724 			&& !vgpu->pv_notified) {
1725 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1726 		return 0;
1727 	}
1728 	if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1729 			|| (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1730 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1731 
1732 		gvt_dbg_core("EXECLIST %s on ring %d\n",
1733 				(enable_execlist ? "enabling" : "disabling"),
1734 				ring_id);
1735 
1736 		if (!enable_execlist)
1737 			return 0;
1738 
1739 		ret = intel_vgpu_select_submission_ops(vgpu,
1740 			       BIT(ring_id),
1741 			       INTEL_VGPU_EXECLIST_SUBMISSION);
1742 		if (ret)
1743 			return ret;
1744 
1745 		intel_vgpu_start_schedule(vgpu);
1746 	}
1747 	return 0;
1748 }
1749 
1750 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1751 		unsigned int offset, void *p_data, unsigned int bytes)
1752 {
1753 	unsigned int id = 0;
1754 
1755 	write_vreg(vgpu, offset, p_data, bytes);
1756 	vgpu_vreg(vgpu, offset) = 0;
1757 
1758 	switch (offset) {
1759 	case 0x4260:
1760 		id = RCS0;
1761 		break;
1762 	case 0x4264:
1763 		id = VCS0;
1764 		break;
1765 	case 0x4268:
1766 		id = VCS1;
1767 		break;
1768 	case 0x426c:
1769 		id = BCS0;
1770 		break;
1771 	case 0x4270:
1772 		id = VECS0;
1773 		break;
1774 	default:
1775 		return -EINVAL;
1776 	}
1777 	set_bit(id, (void *)vgpu->submission.tlb_handle_pending);
1778 
1779 	return 0;
1780 }
1781 
1782 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1783 	unsigned int offset, void *p_data, unsigned int bytes)
1784 {
1785 	u32 data;
1786 
1787 	write_vreg(vgpu, offset, p_data, bytes);
1788 	data = vgpu_vreg(vgpu, offset);
1789 
1790 	if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1791 		data |= RESET_CTL_READY_TO_RESET;
1792 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1793 		data &= ~RESET_CTL_READY_TO_RESET;
1794 
1795 	vgpu_vreg(vgpu, offset) = data;
1796 	return 0;
1797 }
1798 
1799 static int csfe_chicken1_mmio_write(struct intel_vgpu *vgpu,
1800 				    unsigned int offset, void *p_data,
1801 				    unsigned int bytes)
1802 {
1803 	u32 data = *(u32 *)p_data;
1804 
1805 	(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(0x18);
1806 	write_vreg(vgpu, offset, p_data, bytes);
1807 
1808 	if (data & _MASKED_BIT_ENABLE(0x10) || data & _MASKED_BIT_ENABLE(0x8))
1809 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1810 
1811 	return 0;
1812 }
1813 
1814 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1815 	ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \
1816 		f, s, am, rm, d, r, w); \
1817 	if (ret) \
1818 		return ret; \
1819 } while (0)
1820 
1821 #define MMIO_D(reg, d) \
1822 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1823 
1824 #define MMIO_DH(reg, d, r, w) \
1825 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1826 
1827 #define MMIO_DFH(reg, d, f, r, w) \
1828 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
1829 
1830 #define MMIO_GM(reg, d, r, w) \
1831 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1832 
1833 #define MMIO_GM_RDR(reg, d, r, w) \
1834 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1835 
1836 #define MMIO_RO(reg, d, f, rm, r, w) \
1837 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1838 
1839 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1840 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1841 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1842 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1843 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1844 	if (HAS_ENGINE(dev_priv, VCS1)) \
1845 		MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
1846 } while (0)
1847 
1848 #define MMIO_RING_D(prefix, d) \
1849 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1850 
1851 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1852 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1853 
1854 #define MMIO_RING_GM(prefix, d, r, w) \
1855 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1856 
1857 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1858 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1859 
1860 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1861 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1862 
1863 static int init_generic_mmio_info(struct intel_gvt *gvt)
1864 {
1865 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1866 	int ret;
1867 
1868 	MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1869 		intel_vgpu_reg_imr_handler);
1870 
1871 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1872 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1873 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1874 	MMIO_D(SDEISR, D_ALL);
1875 
1876 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1877 
1878 	MMIO_DH(GEN8_GAMW_ECO_DEV_RW_IA, D_BDW_PLUS, NULL,
1879 		gamw_echo_dev_rw_ia_write);
1880 
1881 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1882 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1883 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1884 
1885 #define RING_REG(base) _MMIO((base) + 0x28)
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) + 0x134)
1890 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1891 #undef RING_REG
1892 
1893 #define RING_REG(base) _MMIO((base) + 0x6c)
1894 	MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
1895 #undef RING_REG
1896 	MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
1897 
1898 	MMIO_GM_RDR(_MMIO(0x2148), D_ALL, NULL, NULL);
1899 	MMIO_GM_RDR(CCID(RENDER_RING_BASE), D_ALL, NULL, NULL);
1900 	MMIO_GM_RDR(_MMIO(0x12198), D_ALL, NULL, NULL);
1901 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
1902 
1903 	MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1904 	MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1905 	MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1906 	MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, mmio_read_from_hw, NULL);
1907 	MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1908 
1909 	/* RING MODE */
1910 #define RING_REG(base) _MMIO((base) + 0x29c)
1911 	MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1912 		ring_mode_mmio_write);
1913 #undef RING_REG
1914 
1915 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1916 		NULL, NULL);
1917 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1918 			NULL, NULL);
1919 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1920 			mmio_read_from_hw, NULL);
1921 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1922 			mmio_read_from_hw, NULL);
1923 
1924 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1925 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1926 		NULL, NULL);
1927 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1928 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1929 	MMIO_DFH(_MMIO(0x2124), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1930 
1931 	MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1932 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1933 	MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1934 	MMIO_DFH(FF_SLICE_CS_CHICKEN2, D_ALL,
1935 		 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1936 	MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1937 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1938 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1939 		NULL, NULL);
1940 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1941 		 NULL, NULL);
1942 	MMIO_DFH(_MMIO(0x9030), D_ALL, F_CMD_ACCESS, NULL, NULL);
1943 	MMIO_DFH(_MMIO(0x20a0), D_ALL, F_CMD_ACCESS, NULL, NULL);
1944 	MMIO_DFH(_MMIO(0x2420), D_ALL, F_CMD_ACCESS, NULL, NULL);
1945 	MMIO_DFH(_MMIO(0x2430), D_ALL, F_CMD_ACCESS, NULL, NULL);
1946 	MMIO_DFH(_MMIO(0x2434), D_ALL, F_CMD_ACCESS, NULL, NULL);
1947 	MMIO_DFH(_MMIO(0x2438), D_ALL, F_CMD_ACCESS, NULL, NULL);
1948 	MMIO_DFH(_MMIO(0x243c), D_ALL, F_CMD_ACCESS, NULL, NULL);
1949 	MMIO_DFH(_MMIO(0x7018), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1950 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1951 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1952 
1953 	/* display */
1954 	MMIO_F(_MMIO(0x60220), 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1955 	MMIO_D(_MMIO(0x602a0), D_ALL);
1956 
1957 	MMIO_D(_MMIO(0x65050), D_ALL);
1958 	MMIO_D(_MMIO(0x650b4), D_ALL);
1959 
1960 	MMIO_D(_MMIO(0xc4040), D_ALL);
1961 	MMIO_D(DERRMR, D_ALL);
1962 
1963 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1964 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1965 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1966 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1967 
1968 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1969 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1970 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1971 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1972 
1973 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1974 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1975 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1976 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1977 
1978 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1979 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1980 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1981 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1982 
1983 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1984 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1985 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1986 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1987 
1988 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
1989 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
1990 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
1991 
1992 	MMIO_D(CURPOS(PIPE_A), D_ALL);
1993 	MMIO_D(CURPOS(PIPE_B), D_ALL);
1994 	MMIO_D(CURPOS(PIPE_C), D_ALL);
1995 
1996 	MMIO_D(CURBASE(PIPE_A), D_ALL);
1997 	MMIO_D(CURBASE(PIPE_B), D_ALL);
1998 	MMIO_D(CURBASE(PIPE_C), D_ALL);
1999 
2000 	MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL);
2001 	MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL);
2002 	MMIO_D(CUR_FBC_CTL(PIPE_C), D_ALL);
2003 
2004 	MMIO_D(_MMIO(0x700ac), D_ALL);
2005 	MMIO_D(_MMIO(0x710ac), D_ALL);
2006 	MMIO_D(_MMIO(0x720ac), D_ALL);
2007 
2008 	MMIO_D(_MMIO(0x70090), D_ALL);
2009 	MMIO_D(_MMIO(0x70094), D_ALL);
2010 	MMIO_D(_MMIO(0x70098), D_ALL);
2011 	MMIO_D(_MMIO(0x7009c), D_ALL);
2012 
2013 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
2014 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
2015 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
2016 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
2017 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
2018 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
2019 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
2020 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
2021 	MMIO_DH(REG_50080(PIPE_A, PLANE_PRIMARY), D_ALL, NULL,
2022 		reg50080_mmio_write);
2023 
2024 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
2025 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
2026 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
2027 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
2028 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
2029 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
2030 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
2031 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
2032 	MMIO_DH(REG_50080(PIPE_B, PLANE_PRIMARY), D_ALL, NULL,
2033 		reg50080_mmio_write);
2034 
2035 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
2036 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
2037 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
2038 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
2039 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
2040 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
2041 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
2042 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
2043 	MMIO_DH(REG_50080(PIPE_C, PLANE_PRIMARY), D_ALL, NULL,
2044 		reg50080_mmio_write);
2045 
2046 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
2047 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
2048 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
2049 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
2050 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
2051 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
2052 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
2053 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
2054 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
2055 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
2056 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
2057 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
2058 	MMIO_DH(REG_50080(PIPE_A, PLANE_SPRITE0), D_ALL, NULL,
2059 		reg50080_mmio_write);
2060 
2061 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
2062 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
2063 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
2064 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
2065 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
2066 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
2067 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
2068 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
2069 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
2070 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
2071 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
2072 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
2073 	MMIO_DH(REG_50080(PIPE_B, PLANE_SPRITE0), D_ALL, NULL,
2074 		reg50080_mmio_write);
2075 
2076 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
2077 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
2078 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
2079 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
2080 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
2081 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
2082 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
2083 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
2084 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
2085 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
2086 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
2087 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
2088 	MMIO_DH(REG_50080(PIPE_C, PLANE_SPRITE0), D_ALL, NULL,
2089 		reg50080_mmio_write);
2090 
2091 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
2092 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
2093 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
2094 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
2095 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
2096 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
2097 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
2098 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
2099 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
2100 
2101 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
2102 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
2103 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
2104 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
2105 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
2106 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
2107 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
2108 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
2109 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
2110 
2111 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
2112 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
2113 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
2114 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
2115 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
2116 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
2117 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
2118 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
2119 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
2120 
2121 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
2122 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
2123 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
2124 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
2125 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
2126 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
2127 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
2128 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
2129 
2130 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
2131 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
2132 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
2133 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
2134 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
2135 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
2136 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
2137 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
2138 
2139 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
2140 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
2141 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
2142 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
2143 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
2144 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
2145 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
2146 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
2147 
2148 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
2149 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
2150 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
2151 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
2152 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
2153 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
2154 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
2155 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
2156 
2157 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
2158 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
2159 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
2160 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
2161 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
2162 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
2163 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
2164 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
2165 
2166 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
2167 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
2168 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
2169 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
2170 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
2171 
2172 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
2173 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
2174 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
2175 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
2176 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
2177 
2178 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
2179 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
2180 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
2181 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
2182 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
2183 
2184 	MMIO_D(WM0_PIPEA_ILK, D_ALL);
2185 	MMIO_D(WM0_PIPEB_ILK, D_ALL);
2186 	MMIO_D(WM0_PIPEC_IVB, D_ALL);
2187 	MMIO_D(WM1_LP_ILK, D_ALL);
2188 	MMIO_D(WM2_LP_ILK, D_ALL);
2189 	MMIO_D(WM3_LP_ILK, D_ALL);
2190 	MMIO_D(WM1S_LP_ILK, D_ALL);
2191 	MMIO_D(WM2S_LP_IVB, D_ALL);
2192 	MMIO_D(WM3S_LP_IVB, D_ALL);
2193 
2194 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
2195 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
2196 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
2197 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
2198 
2199 	MMIO_D(_MMIO(0x48268), D_ALL);
2200 
2201 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
2202 		gmbus_mmio_write);
2203 	MMIO_F(PCH_GPIO_BASE, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
2204 	MMIO_F(_MMIO(0xe4f00), 0x28, 0, 0, 0, D_ALL, NULL, NULL);
2205 
2206 	MMIO_F(_MMIO(_PCH_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2207 		dp_aux_ch_ctl_mmio_write);
2208 	MMIO_F(_MMIO(_PCH_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2209 		dp_aux_ch_ctl_mmio_write);
2210 	MMIO_F(_MMIO(_PCH_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2211 		dp_aux_ch_ctl_mmio_write);
2212 
2213 	MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
2214 
2215 	MMIO_DH(_MMIO(_PCH_TRANSACONF), D_ALL, NULL, transconf_mmio_write);
2216 	MMIO_DH(_MMIO(_PCH_TRANSBCONF), D_ALL, NULL, transconf_mmio_write);
2217 
2218 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
2219 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
2220 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
2221 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2222 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2223 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2224 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2225 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2226 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2227 
2228 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_A), D_ALL);
2229 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_A), D_ALL);
2230 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_A), D_ALL);
2231 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_A), D_ALL);
2232 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_A), D_ALL);
2233 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
2234 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_A), D_ALL);
2235 
2236 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_B), D_ALL);
2237 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_B), D_ALL);
2238 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_B), D_ALL);
2239 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_B), D_ALL);
2240 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_B), D_ALL);
2241 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_B), D_ALL);
2242 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_B), D_ALL);
2243 
2244 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M1), D_ALL);
2245 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N1), D_ALL);
2246 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M2), D_ALL);
2247 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N2), D_ALL);
2248 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M1), D_ALL);
2249 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N1), D_ALL);
2250 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M2), D_ALL);
2251 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N2), D_ALL);
2252 
2253 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
2254 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
2255 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
2256 
2257 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
2258 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
2259 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
2260 
2261 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
2262 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
2263 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
2264 
2265 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
2266 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
2267 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
2268 
2269 	MMIO_D(_MMIO(_FDI_RXA_MISC), D_ALL);
2270 	MMIO_D(_MMIO(_FDI_RXB_MISC), D_ALL);
2271 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE1), D_ALL);
2272 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE2), D_ALL);
2273 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE1), D_ALL);
2274 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE2), D_ALL);
2275 
2276 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
2277 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
2278 	MMIO_D(PCH_PP_STATUS,  D_ALL);
2279 	MMIO_D(PCH_LVDS, D_ALL);
2280 	MMIO_D(_MMIO(_PCH_DPLL_A), D_ALL);
2281 	MMIO_D(_MMIO(_PCH_DPLL_B), D_ALL);
2282 	MMIO_D(_MMIO(_PCH_FPA0), D_ALL);
2283 	MMIO_D(_MMIO(_PCH_FPA1), D_ALL);
2284 	MMIO_D(_MMIO(_PCH_FPB0), D_ALL);
2285 	MMIO_D(_MMIO(_PCH_FPB1), D_ALL);
2286 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
2287 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2288 	MMIO_D(PCH_DPLL_SEL, D_ALL);
2289 
2290 	MMIO_D(_MMIO(0x61208), D_ALL);
2291 	MMIO_D(_MMIO(0x6120c), D_ALL);
2292 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2293 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2294 
2295 	MMIO_DH(_MMIO(0xe651c), D_ALL, dpy_reg_mmio_read, NULL);
2296 	MMIO_DH(_MMIO(0xe661c), D_ALL, dpy_reg_mmio_read, NULL);
2297 	MMIO_DH(_MMIO(0xe671c), D_ALL, dpy_reg_mmio_read, NULL);
2298 	MMIO_DH(_MMIO(0xe681c), D_ALL, dpy_reg_mmio_read, NULL);
2299 	MMIO_DH(_MMIO(0xe6c04), D_ALL, dpy_reg_mmio_read, NULL);
2300 	MMIO_DH(_MMIO(0xe6e1c), D_ALL, dpy_reg_mmio_read, NULL);
2301 
2302 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2303 		PORTA_HOTPLUG_STATUS_MASK
2304 		| PORTB_HOTPLUG_STATUS_MASK
2305 		| PORTC_HOTPLUG_STATUS_MASK
2306 		| PORTD_HOTPLUG_STATUS_MASK,
2307 		NULL, NULL);
2308 
2309 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2310 	MMIO_D(FUSE_STRAP, D_ALL);
2311 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2312 
2313 	MMIO_D(DISP_ARB_CTL, D_ALL);
2314 	MMIO_D(DISP_ARB_CTL2, D_ALL);
2315 
2316 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2317 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2318 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2319 
2320 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
2321 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2322 	MMIO_D(_MMIO(_TRANSA_CHICKEN1), D_ALL);
2323 	MMIO_D(_MMIO(_TRANSB_CHICKEN1), D_ALL);
2324 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2325 	MMIO_D(_MMIO(_TRANSA_CHICKEN2), D_ALL);
2326 	MMIO_D(_MMIO(_TRANSB_CHICKEN2), D_ALL);
2327 
2328 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2329 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2330 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2331 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2332 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2333 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2334 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2335 
2336 	MMIO_D(IPS_CTL, D_ALL);
2337 
2338 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2339 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2340 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2341 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2342 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2343 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2344 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2345 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2346 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2347 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2348 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2349 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2350 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2351 
2352 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2353 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2354 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2355 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2356 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2357 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2358 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2359 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2360 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2361 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2362 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2363 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2364 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2365 
2366 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2367 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2368 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2369 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2370 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2371 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2372 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2373 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2374 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2375 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2376 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2377 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2378 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2379 
2380 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2381 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2382 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2383 
2384 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2385 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2386 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2387 
2388 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2389 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2390 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2391 
2392 	MMIO_D(_MMIO(0x60110), D_ALL);
2393 	MMIO_D(_MMIO(0x61110), D_ALL);
2394 	MMIO_F(_MMIO(0x70400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2395 	MMIO_F(_MMIO(0x71400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2396 	MMIO_F(_MMIO(0x72400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2397 	MMIO_F(_MMIO(0x70440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2398 	MMIO_F(_MMIO(0x71440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2399 	MMIO_F(_MMIO(0x72440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2400 	MMIO_F(_MMIO(0x7044c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2401 	MMIO_F(_MMIO(0x7144c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2402 	MMIO_F(_MMIO(0x7244c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2403 
2404 	MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2405 	MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2406 	MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2407 	MMIO_D(SPLL_CTL, D_ALL);
2408 	MMIO_D(_MMIO(_WRPLL_CTL1), D_ALL);
2409 	MMIO_D(_MMIO(_WRPLL_CTL2), D_ALL);
2410 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2411 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2412 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2413 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2414 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2415 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2416 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2417 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2418 
2419 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2420 	MMIO_D(_MMIO(0x46508), D_ALL);
2421 
2422 	MMIO_D(_MMIO(0x49080), D_ALL);
2423 	MMIO_D(_MMIO(0x49180), D_ALL);
2424 	MMIO_D(_MMIO(0x49280), D_ALL);
2425 
2426 	MMIO_F(_MMIO(0x49090), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2427 	MMIO_F(_MMIO(0x49190), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2428 	MMIO_F(_MMIO(0x49290), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2429 
2430 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2431 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2432 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2433 
2434 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2435 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2436 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2437 
2438 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2439 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2440 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2441 
2442 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2443 	MMIO_D(SBI_ADDR, D_ALL);
2444 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2445 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2446 	MMIO_D(PIXCLK_GATE, D_ALL);
2447 
2448 	MMIO_F(_MMIO(_DPA_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_ALL, NULL,
2449 		dp_aux_ch_ctl_mmio_write);
2450 
2451 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2452 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2453 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2454 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2455 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2456 
2457 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2458 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2459 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2460 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2461 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2462 
2463 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2464 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2465 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2466 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2467 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2468 
2469 	MMIO_F(_MMIO(_DDI_BUF_TRANS_A), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2470 	MMIO_F(_MMIO(0x64e60), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2471 	MMIO_F(_MMIO(0x64eC0), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2472 	MMIO_F(_MMIO(0x64f20), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2473 	MMIO_F(_MMIO(0x64f80), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2474 
2475 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2476 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2477 	MMIO_D(HSW_AUD_MISC_CTRL(PIPE_A), D_ALL);
2478 
2479 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_A), D_ALL, NULL, NULL);
2480 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_B), D_ALL, NULL, NULL);
2481 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_C), D_ALL, NULL, NULL);
2482 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_EDP), D_ALL, NULL, NULL);
2483 
2484 	MMIO_D(_MMIO(_TRANSA_MSA_MISC), D_ALL);
2485 	MMIO_D(_MMIO(_TRANSB_MSA_MISC), D_ALL);
2486 	MMIO_D(_MMIO(_TRANSC_MSA_MISC), D_ALL);
2487 	MMIO_D(_MMIO(_TRANS_EDP_MSA_MISC), D_ALL);
2488 
2489 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2490 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2491 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2492 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2493 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2494 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2495 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2496 	MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2497 	MMIO_D(ECOBUS, D_ALL);
2498 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2499 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2500 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2501 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2502 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2503 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2504 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2505 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2506 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2507 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2508 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2509 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2510 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2511 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2512 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2513 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2514 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2515 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2516 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2517 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2518 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2519 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2520 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2521 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2522 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2523 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2524 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2525 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2526 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2527 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2528 	MMIO_DH(HSW_PWR_WELL_CTL1, D_BDW, NULL, power_well_ctl_mmio_write);
2529 	MMIO_DH(HSW_PWR_WELL_CTL2, D_BDW, NULL, power_well_ctl_mmio_write);
2530 	MMIO_DH(HSW_PWR_WELL_CTL3, D_BDW, NULL, power_well_ctl_mmio_write);
2531 	MMIO_DH(HSW_PWR_WELL_CTL4, D_BDW, NULL, power_well_ctl_mmio_write);
2532 	MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2533 	MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2534 
2535 	MMIO_D(RSTDBYCTL, D_ALL);
2536 
2537 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2538 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2539 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2540 
2541 	MMIO_D(TILECTL, D_ALL);
2542 
2543 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2544 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2545 
2546 	MMIO_F(_MMIO(0x4f000), 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2547 
2548 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2549 	MMIO_D(_MMIO(0x13812c), D_ALL);
2550 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2551 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2552 	MMIO_D(HSW_IDICR, D_ALL);
2553 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2554 
2555 	MMIO_D(_MMIO(0x3c), D_ALL);
2556 	MMIO_D(_MMIO(0x860), D_ALL);
2557 	MMIO_D(ECOSKPD, D_ALL);
2558 	MMIO_D(_MMIO(0x121d0), D_ALL);
2559 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2560 	MMIO_D(_MMIO(0x41d0), D_ALL);
2561 	MMIO_D(GAC_ECO_BITS, D_ALL);
2562 	MMIO_D(_MMIO(0x6200), D_ALL);
2563 	MMIO_D(_MMIO(0x6204), D_ALL);
2564 	MMIO_D(_MMIO(0x6208), D_ALL);
2565 	MMIO_D(_MMIO(0x7118), D_ALL);
2566 	MMIO_D(_MMIO(0x7180), D_ALL);
2567 	MMIO_D(_MMIO(0x7408), D_ALL);
2568 	MMIO_D(_MMIO(0x7c00), D_ALL);
2569 	MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2570 	MMIO_D(_MMIO(0x911c), D_ALL);
2571 	MMIO_D(_MMIO(0x9120), D_ALL);
2572 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2573 
2574 	MMIO_D(GAB_CTL, D_ALL);
2575 	MMIO_D(_MMIO(0x48800), D_ALL);
2576 	MMIO_D(_MMIO(0xce044), D_ALL);
2577 	MMIO_D(_MMIO(0xe6500), D_ALL);
2578 	MMIO_D(_MMIO(0xe6504), D_ALL);
2579 	MMIO_D(_MMIO(0xe6600), D_ALL);
2580 	MMIO_D(_MMIO(0xe6604), D_ALL);
2581 	MMIO_D(_MMIO(0xe6700), D_ALL);
2582 	MMIO_D(_MMIO(0xe6704), D_ALL);
2583 	MMIO_D(_MMIO(0xe6800), D_ALL);
2584 	MMIO_D(_MMIO(0xe6804), D_ALL);
2585 	MMIO_D(PCH_GMBUS4, D_ALL);
2586 	MMIO_D(PCH_GMBUS5, D_ALL);
2587 
2588 	MMIO_D(_MMIO(0x902c), D_ALL);
2589 	MMIO_D(_MMIO(0xec008), D_ALL);
2590 	MMIO_D(_MMIO(0xec00c), D_ALL);
2591 	MMIO_D(_MMIO(0xec008 + 0x18), D_ALL);
2592 	MMIO_D(_MMIO(0xec00c + 0x18), D_ALL);
2593 	MMIO_D(_MMIO(0xec008 + 0x18 * 2), D_ALL);
2594 	MMIO_D(_MMIO(0xec00c + 0x18 * 2), D_ALL);
2595 	MMIO_D(_MMIO(0xec008 + 0x18 * 3), D_ALL);
2596 	MMIO_D(_MMIO(0xec00c + 0x18 * 3), D_ALL);
2597 	MMIO_D(_MMIO(0xec408), D_ALL);
2598 	MMIO_D(_MMIO(0xec40c), D_ALL);
2599 	MMIO_D(_MMIO(0xec408 + 0x18), D_ALL);
2600 	MMIO_D(_MMIO(0xec40c + 0x18), D_ALL);
2601 	MMIO_D(_MMIO(0xec408 + 0x18 * 2), D_ALL);
2602 	MMIO_D(_MMIO(0xec40c + 0x18 * 2), D_ALL);
2603 	MMIO_D(_MMIO(0xec408 + 0x18 * 3), D_ALL);
2604 	MMIO_D(_MMIO(0xec40c + 0x18 * 3), D_ALL);
2605 	MMIO_D(_MMIO(0xfc810), D_ALL);
2606 	MMIO_D(_MMIO(0xfc81c), D_ALL);
2607 	MMIO_D(_MMIO(0xfc828), D_ALL);
2608 	MMIO_D(_MMIO(0xfc834), D_ALL);
2609 	MMIO_D(_MMIO(0xfcc00), D_ALL);
2610 	MMIO_D(_MMIO(0xfcc0c), D_ALL);
2611 	MMIO_D(_MMIO(0xfcc18), D_ALL);
2612 	MMIO_D(_MMIO(0xfcc24), D_ALL);
2613 	MMIO_D(_MMIO(0xfd000), D_ALL);
2614 	MMIO_D(_MMIO(0xfd00c), D_ALL);
2615 	MMIO_D(_MMIO(0xfd018), D_ALL);
2616 	MMIO_D(_MMIO(0xfd024), D_ALL);
2617 	MMIO_D(_MMIO(0xfd034), D_ALL);
2618 
2619 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2620 	MMIO_D(_MMIO(0x2054), D_ALL);
2621 	MMIO_D(_MMIO(0x12054), D_ALL);
2622 	MMIO_D(_MMIO(0x22054), D_ALL);
2623 	MMIO_D(_MMIO(0x1a054), D_ALL);
2624 
2625 	MMIO_D(_MMIO(0x44070), D_ALL);
2626 	MMIO_DFH(_MMIO(0x215c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2627 	MMIO_DFH(_MMIO(0x2178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2628 	MMIO_DFH(_MMIO(0x217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2629 	MMIO_DFH(_MMIO(0x12178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2630 	MMIO_DFH(_MMIO(0x1217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2631 
2632 	MMIO_F(_MMIO(0x2290), 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2633 	MMIO_D(_MMIO(0x2b00), D_BDW_PLUS);
2634 	MMIO_D(_MMIO(0x2360), D_BDW_PLUS);
2635 	MMIO_F(_MMIO(0x5200), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2636 	MMIO_F(_MMIO(0x5240), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2637 	MMIO_F(_MMIO(0x5280), 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2638 
2639 	MMIO_DFH(_MMIO(0x1c17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2640 	MMIO_DFH(_MMIO(0x1c178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2641 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2642 
2643 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2644 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2645 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2646 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2647 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2648 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2649 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2650 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2651 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2652 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2653 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2654 	MMIO_DH(_MMIO(0x4260), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2655 	MMIO_DH(_MMIO(0x4264), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2656 	MMIO_DH(_MMIO(0x4268), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2657 	MMIO_DH(_MMIO(0x426c), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2658 	MMIO_DH(_MMIO(0x4270), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2659 	MMIO_DFH(_MMIO(0x4094), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2660 
2661 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2662 	MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2663 	MMIO_DFH(_MMIO(0x2220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2664 	MMIO_DFH(_MMIO(0x12220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2665 	MMIO_DFH(_MMIO(0x22220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2666 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2667 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2668 	MMIO_DFH(_MMIO(0x22178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2669 	MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2670 	MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2671 	MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2672 
2673 	MMIO_DH(EDP_PSR_IMR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2674 	MMIO_DH(EDP_PSR_IIR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2675 	return 0;
2676 }
2677 
2678 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2679 {
2680 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2681 	int ret;
2682 
2683 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2684 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2685 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2686 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2687 
2688 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2689 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2690 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2691 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2692 
2693 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2694 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2695 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2696 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2697 
2698 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2699 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2700 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2701 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2702 
2703 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2704 		intel_vgpu_reg_imr_handler);
2705 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2706 		intel_vgpu_reg_ier_handler);
2707 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2708 		intel_vgpu_reg_iir_handler);
2709 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2710 
2711 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2712 		intel_vgpu_reg_imr_handler);
2713 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2714 		intel_vgpu_reg_ier_handler);
2715 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2716 		intel_vgpu_reg_iir_handler);
2717 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2718 
2719 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2720 		intel_vgpu_reg_imr_handler);
2721 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2722 		intel_vgpu_reg_ier_handler);
2723 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2724 		intel_vgpu_reg_iir_handler);
2725 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2726 
2727 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2728 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2729 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2730 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2731 
2732 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2733 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2734 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2735 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2736 
2737 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2738 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2739 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2740 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2741 
2742 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2743 		intel_vgpu_reg_master_irq_handler);
2744 
2745 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS,
2746 		mmio_read_from_hw, NULL);
2747 
2748 #define RING_REG(base) _MMIO((base) + 0xd0)
2749 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
2750 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2751 		ring_reset_ctl_write);
2752 #undef RING_REG
2753 
2754 #define RING_REG(base) _MMIO((base) + 0x230)
2755 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2756 #undef RING_REG
2757 
2758 #define RING_REG(base) _MMIO((base) + 0x234)
2759 	MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2760 		NULL, NULL);
2761 #undef RING_REG
2762 
2763 #define RING_REG(base) _MMIO((base) + 0x244)
2764 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2765 #undef RING_REG
2766 
2767 #define RING_REG(base) _MMIO((base) + 0x370)
2768 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2769 #undef RING_REG
2770 
2771 #define RING_REG(base) _MMIO((base) + 0x3a0)
2772 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2773 #undef RING_REG
2774 
2775 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2776 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2777 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2778 	MMIO_D(_MMIO(0x1c1d0), D_BDW_PLUS);
2779 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2780 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2781 	MMIO_D(_MMIO(0x1c054), D_BDW_PLUS);
2782 
2783 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2784 
2785 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2786 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2787 
2788 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2789 
2790 #define RING_REG(base) _MMIO((base) + 0x270)
2791 	MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2792 #undef RING_REG
2793 
2794 	MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, hws_pga_write);
2795 
2796 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2797 
2798 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2799 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2800 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2801 
2802 	MMIO_D(WM_MISC, D_BDW);
2803 	MMIO_D(_MMIO(_SRD_CTL_EDP), D_BDW);
2804 
2805 	MMIO_D(_MMIO(0x6671c), D_BDW_PLUS);
2806 	MMIO_D(_MMIO(0x66c00), D_BDW_PLUS);
2807 	MMIO_D(_MMIO(0x66c04), D_BDW_PLUS);
2808 
2809 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2810 
2811 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2812 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2813 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2814 
2815 	MMIO_D(_MMIO(0xfdc), D_BDW_PLUS);
2816 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2817 		NULL, NULL);
2818 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2819 		NULL, NULL);
2820 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2821 
2822 	MMIO_DFH(_MMIO(0xb1f0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2823 	MMIO_DFH(_MMIO(0xb1c0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2824 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2825 	MMIO_DFH(_MMIO(0xb100), D_BDW, F_CMD_ACCESS, NULL, NULL);
2826 	MMIO_DFH(_MMIO(0xb10c), D_BDW, F_CMD_ACCESS, NULL, NULL);
2827 	MMIO_D(_MMIO(0xb110), D_BDW);
2828 
2829 	MMIO_F(_MMIO(0x24d0), 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2830 		NULL, force_nonpriv_write);
2831 
2832 	MMIO_D(_MMIO(0x44484), D_BDW_PLUS);
2833 	MMIO_D(_MMIO(0x4448c), D_BDW_PLUS);
2834 
2835 	MMIO_DFH(_MMIO(0x83a4), D_BDW, F_CMD_ACCESS, NULL, NULL);
2836 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2837 
2838 	MMIO_DFH(_MMIO(0x8430), D_BDW, F_CMD_ACCESS, NULL, NULL);
2839 
2840 	MMIO_D(_MMIO(0x110000), D_BDW_PLUS);
2841 
2842 	MMIO_D(_MMIO(0x48400), D_BDW_PLUS);
2843 
2844 	MMIO_D(_MMIO(0x6e570), D_BDW_PLUS);
2845 	MMIO_D(_MMIO(0x65f10), D_BDW_PLUS);
2846 
2847 	MMIO_DFH(_MMIO(0xe194), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2848 	MMIO_DFH(_MMIO(0xe188), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2849 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2850 	MMIO_DFH(_MMIO(0x2580), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2851 
2852 	MMIO_DFH(_MMIO(0x2248), D_BDW, F_CMD_ACCESS, NULL, NULL);
2853 
2854 	MMIO_DFH(_MMIO(0xe220), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2855 	MMIO_DFH(_MMIO(0xe230), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2856 	MMIO_DFH(_MMIO(0xe240), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2857 	MMIO_DFH(_MMIO(0xe260), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2858 	MMIO_DFH(_MMIO(0xe270), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2859 	MMIO_DFH(_MMIO(0xe280), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2860 	MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2861 	MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2862 	MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2863 	MMIO_DFH(_MMIO(0x21f0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2864 	return 0;
2865 }
2866 
2867 static int init_skl_mmio_info(struct intel_gvt *gvt)
2868 {
2869 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2870 	int ret;
2871 
2872 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2873 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2874 	MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2875 	MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2876 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2877 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2878 
2879 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_B), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2880 						dp_aux_ch_ctl_mmio_write);
2881 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_C), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2882 						dp_aux_ch_ctl_mmio_write);
2883 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_D), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2884 						dp_aux_ch_ctl_mmio_write);
2885 
2886 	MMIO_D(HSW_PWR_WELL_CTL1, D_SKL_PLUS);
2887 	MMIO_DH(HSW_PWR_WELL_CTL2, D_SKL_PLUS, NULL, skl_power_well_ctl_write);
2888 
2889 	MMIO_DH(DBUF_CTL, D_SKL_PLUS, NULL, gen9_dbuf_ctl_mmio_write);
2890 
2891 	MMIO_D(GEN9_PG_ENABLE, D_SKL_PLUS);
2892 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2893 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2894 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2895 	MMIO_DH(MMCD_MISC_CTRL, D_SKL_PLUS, NULL, NULL);
2896 	MMIO_DH(CHICKEN_PAR1_1, D_SKL_PLUS, NULL, NULL);
2897 	MMIO_D(DC_STATE_EN, D_SKL_PLUS);
2898 	MMIO_D(DC_STATE_DEBUG, D_SKL_PLUS);
2899 	MMIO_D(CDCLK_CTL, D_SKL_PLUS);
2900 	MMIO_DH(LCPLL1_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
2901 	MMIO_DH(LCPLL2_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
2902 	MMIO_D(_MMIO(_DPLL1_CFGCR1), D_SKL_PLUS);
2903 	MMIO_D(_MMIO(_DPLL2_CFGCR1), D_SKL_PLUS);
2904 	MMIO_D(_MMIO(_DPLL3_CFGCR1), D_SKL_PLUS);
2905 	MMIO_D(_MMIO(_DPLL1_CFGCR2), D_SKL_PLUS);
2906 	MMIO_D(_MMIO(_DPLL2_CFGCR2), D_SKL_PLUS);
2907 	MMIO_D(_MMIO(_DPLL3_CFGCR2), D_SKL_PLUS);
2908 	MMIO_D(DPLL_CTRL1, D_SKL_PLUS);
2909 	MMIO_D(DPLL_CTRL2, D_SKL_PLUS);
2910 	MMIO_DH(DPLL_STATUS, D_SKL_PLUS, dpll_status_read, NULL);
2911 
2912 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2913 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2914 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2915 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2916 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2917 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2918 
2919 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2920 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2921 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2922 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2923 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2924 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2925 
2926 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2927 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2928 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2929 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2930 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2931 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2932 
2933 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2934 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2935 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2936 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2937 
2938 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2939 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2940 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2941 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2942 
2943 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2944 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2945 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2946 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2947 
2948 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
2949 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
2950 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
2951 
2952 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2953 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2954 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2955 
2956 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2957 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2958 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2959 
2960 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2961 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2962 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2963 
2964 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2965 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2966 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2967 
2968 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2969 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2970 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2971 
2972 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2973 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2974 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2975 
2976 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2977 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2978 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2979 
2980 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
2981 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
2982 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
2983 
2984 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2985 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2986 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2987 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2988 
2989 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2990 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2991 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2992 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2993 
2994 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2995 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2996 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2997 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2998 
2999 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
3000 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
3001 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
3002 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
3003 
3004 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3005 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3006 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3007 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3008 
3009 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3010 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3011 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3012 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3013 
3014 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
3015 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
3016 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
3017 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
3018 
3019 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3020 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3021 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3022 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3023 
3024 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3025 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3026 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3027 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3028 
3029 	MMIO_D(_MMIO(_PLANE_CTL_3_A), D_SKL_PLUS);
3030 	MMIO_D(_MMIO(_PLANE_CTL_3_B), D_SKL_PLUS);
3031 	MMIO_D(_MMIO(0x72380), D_SKL_PLUS);
3032 	MMIO_D(_MMIO(0x7239c), D_SKL_PLUS);
3033 	MMIO_D(_MMIO(_PLANE_SURF_3_A), D_SKL_PLUS);
3034 
3035 	MMIO_D(CSR_SSP_BASE, D_SKL_PLUS);
3036 	MMIO_D(CSR_HTP_SKL, D_SKL_PLUS);
3037 	MMIO_D(CSR_LAST_WRITE, D_SKL_PLUS);
3038 
3039 	MMIO_DFH(BDW_SCRATCH1, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3040 
3041 	MMIO_D(SKL_DFSM, D_SKL_PLUS);
3042 	MMIO_D(DISPIO_CR_TX_BMU_CR0, D_SKL_PLUS);
3043 
3044 	MMIO_F(GEN9_GFX_MOCS(0), 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3045 		NULL, NULL);
3046 	MMIO_F(GEN7_L3CNTLREG2, 0x80, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3047 		NULL, NULL);
3048 
3049 	MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
3050 	MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
3051 	MMIO_D(RC6_LOCATION, D_SKL_PLUS);
3052 	MMIO_DFH(GEN7_FF_SLICE_CS_CHICKEN1, D_SKL_PLUS,
3053 		 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3054 	MMIO_DFH(GEN9_CS_DEBUG_MODE1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3055 		NULL, NULL);
3056 
3057 	/* TRTT */
3058 	MMIO_DFH(TRVATTL3PTRDW(0), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3059 	MMIO_DFH(TRVATTL3PTRDW(1), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3060 	MMIO_DFH(TRVATTL3PTRDW(2), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3061 	MMIO_DFH(TRVATTL3PTRDW(3), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3062 	MMIO_DFH(TRVADR, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3063 	MMIO_DFH(TRTTE, D_SKL_PLUS, F_CMD_ACCESS,
3064 		NULL, gen9_trtte_write);
3065 	MMIO_DH(_MMIO(0x4dfc), D_SKL_PLUS, NULL, gen9_trtt_chicken_write);
3066 
3067 	MMIO_D(_MMIO(0x46430), D_SKL_PLUS);
3068 
3069 	MMIO_D(_MMIO(0x46520), D_SKL_PLUS);
3070 
3071 	MMIO_D(_MMIO(0xc403c), D_SKL_PLUS);
3072 	MMIO_DFH(GEN8_GARBCNTL, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3073 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
3074 
3075 	MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
3076 	MMIO_D(GEN6_STOLEN_RESERVED, D_SKL_PLUS);
3077 	MMIO_D(_MMIO(0x4068), D_SKL_PLUS);
3078 	MMIO_D(_MMIO(0x67054), D_SKL_PLUS);
3079 	MMIO_D(_MMIO(0x6e560), D_SKL_PLUS);
3080 	MMIO_D(_MMIO(0x6e554), D_SKL_PLUS);
3081 	MMIO_D(_MMIO(0x2b20), D_SKL_PLUS);
3082 	MMIO_D(_MMIO(0x65f00), D_SKL_PLUS);
3083 	MMIO_D(_MMIO(0x65f08), D_SKL_PLUS);
3084 	MMIO_D(_MMIO(0x320f0), D_SKL_PLUS);
3085 
3086 	MMIO_D(_MMIO(0x70034), D_SKL_PLUS);
3087 	MMIO_D(_MMIO(0x71034), D_SKL_PLUS);
3088 	MMIO_D(_MMIO(0x72034), D_SKL_PLUS);
3089 
3090 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_A)), D_SKL_PLUS);
3091 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_B)), D_SKL_PLUS);
3092 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_C)), D_SKL_PLUS);
3093 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_A)), D_SKL_PLUS);
3094 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_B)), D_SKL_PLUS);
3095 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_C)), D_SKL_PLUS);
3096 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_A)), D_SKL_PLUS);
3097 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
3098 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
3099 
3100 	MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
3101 #define CSFE_CHICKEN1_REG(base) _MMIO((base) + 0xD4)
3102 	MMIO_RING_DFH(CSFE_CHICKEN1_REG, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3103 		      NULL, csfe_chicken1_mmio_write);
3104 #undef CSFE_CHICKEN1_REG
3105 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3106 		 NULL, NULL);
3107 	MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3108 		 NULL, NULL);
3109 
3110 	MMIO_D(GAMT_CHKN_BIT_REG, D_KBL);
3111 	MMIO_D(GEN9_CTX_PREEMPT_REG, D_KBL | D_SKL);
3112 
3113 	return 0;
3114 }
3115 
3116 static int init_bxt_mmio_info(struct intel_gvt *gvt)
3117 {
3118 	struct drm_i915_private *dev_priv = gvt->dev_priv;
3119 	int ret;
3120 
3121 	MMIO_F(_MMIO(0x80000), 0x3000, 0, 0, 0, D_BXT, NULL, NULL);
3122 
3123 	MMIO_D(GEN7_SAMPLER_INSTDONE, D_BXT);
3124 	MMIO_D(GEN7_ROW_INSTDONE, D_BXT);
3125 	MMIO_D(GEN8_FAULT_TLB_DATA0, D_BXT);
3126 	MMIO_D(GEN8_FAULT_TLB_DATA1, D_BXT);
3127 	MMIO_D(ERROR_GEN6, D_BXT);
3128 	MMIO_D(DONE_REG, D_BXT);
3129 	MMIO_D(EIR, D_BXT);
3130 	MMIO_D(PGTBL_ER, D_BXT);
3131 	MMIO_D(_MMIO(0x4194), D_BXT);
3132 	MMIO_D(_MMIO(0x4294), D_BXT);
3133 	MMIO_D(_MMIO(0x4494), D_BXT);
3134 
3135 	MMIO_RING_D(RING_PSMI_CTL, D_BXT);
3136 	MMIO_RING_D(RING_DMA_FADD, D_BXT);
3137 	MMIO_RING_D(RING_DMA_FADD_UDW, D_BXT);
3138 	MMIO_RING_D(RING_IPEHR, D_BXT);
3139 	MMIO_RING_D(RING_INSTPS, D_BXT);
3140 	MMIO_RING_D(RING_BBADDR_UDW, D_BXT);
3141 	MMIO_RING_D(RING_BBSTATE, D_BXT);
3142 	MMIO_RING_D(RING_IPEIR, D_BXT);
3143 
3144 	MMIO_F(SOFT_SCRATCH(0), 16 * 4, 0, 0, 0, D_BXT, NULL, NULL);
3145 
3146 	MMIO_DH(BXT_P_CR_GT_DISP_PWRON, D_BXT, NULL, bxt_gt_disp_pwron_write);
3147 	MMIO_D(BXT_RP_STATE_CAP, D_BXT);
3148 	MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY0), D_BXT,
3149 		NULL, bxt_phy_ctl_family_write);
3150 	MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY1), D_BXT,
3151 		NULL, bxt_phy_ctl_family_write);
3152 	MMIO_D(BXT_PHY_CTL(PORT_A), D_BXT);
3153 	MMIO_D(BXT_PHY_CTL(PORT_B), D_BXT);
3154 	MMIO_D(BXT_PHY_CTL(PORT_C), D_BXT);
3155 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_A), D_BXT,
3156 		NULL, bxt_port_pll_enable_write);
3157 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_B), D_BXT,
3158 		NULL, bxt_port_pll_enable_write);
3159 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_C), D_BXT, NULL,
3160 		bxt_port_pll_enable_write);
3161 
3162 	MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY0), D_BXT);
3163 	MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY0), D_BXT);
3164 	MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY0), D_BXT);
3165 	MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY0), D_BXT);
3166 	MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY0), D_BXT);
3167 	MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY0), D_BXT);
3168 	MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY0), D_BXT);
3169 	MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY0), D_BXT);
3170 	MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY0), D_BXT);
3171 
3172 	MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY1), D_BXT);
3173 	MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY1), D_BXT);
3174 	MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY1), D_BXT);
3175 	MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY1), D_BXT);
3176 	MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY1), D_BXT);
3177 	MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY1), D_BXT);
3178 	MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY1), D_BXT);
3179 	MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY1), D_BXT);
3180 	MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY1), D_BXT);
3181 
3182 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH0), D_BXT);
3183 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH0), D_BXT);
3184 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3185 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3186 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3187 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH0), D_BXT);
3188 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH0), D_BXT,
3189 		NULL, bxt_pcs_dw12_grp_write);
3190 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3191 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3192 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH0), D_BXT,
3193 		bxt_port_tx_dw3_read, NULL);
3194 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3195 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3196 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3197 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3198 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3199 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3200 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3201 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3202 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3203 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3204 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3205 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 6), D_BXT);
3206 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 8), D_BXT);
3207 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 9), D_BXT);
3208 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 10), D_BXT);
3209 
3210 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH1), D_BXT);
3211 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH1), D_BXT);
3212 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3213 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3214 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3215 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH1), D_BXT);
3216 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH1), D_BXT,
3217 		NULL, bxt_pcs_dw12_grp_write);
3218 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3219 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3220 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH1), D_BXT,
3221 		bxt_port_tx_dw3_read, NULL);
3222 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3223 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3224 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3225 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3226 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3227 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3228 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3229 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3230 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3231 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3232 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3233 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 6), D_BXT);
3234 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 8), D_BXT);
3235 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 9), D_BXT);
3236 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 10), D_BXT);
3237 
3238 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY1, DPIO_CH0), D_BXT);
3239 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY1, DPIO_CH0), D_BXT);
3240 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3241 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3242 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3243 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY1, DPIO_CH0), D_BXT);
3244 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY1, DPIO_CH0), D_BXT,
3245 		NULL, bxt_pcs_dw12_grp_write);
3246 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3247 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3248 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY1, DPIO_CH0), D_BXT,
3249 		bxt_port_tx_dw3_read, NULL);
3250 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3251 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3252 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3253 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3254 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3255 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3256 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3257 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3258 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3259 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3260 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3261 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 6), D_BXT);
3262 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 8), D_BXT);
3263 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 9), D_BXT);
3264 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 10), D_BXT);
3265 
3266 	MMIO_D(BXT_DE_PLL_CTL, D_BXT);
3267 	MMIO_DH(BXT_DE_PLL_ENABLE, D_BXT, NULL, bxt_de_pll_enable_write);
3268 	MMIO_D(BXT_DSI_PLL_CTL, D_BXT);
3269 	MMIO_D(BXT_DSI_PLL_ENABLE, D_BXT);
3270 
3271 	MMIO_D(GEN9_CLKGATE_DIS_0, D_BXT);
3272 	MMIO_D(GEN9_CLKGATE_DIS_4, D_BXT);
3273 
3274 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_A), D_BXT);
3275 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_B), D_BXT);
3276 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_C), D_BXT);
3277 
3278 	MMIO_D(RC6_CTX_BASE, D_BXT);
3279 
3280 	MMIO_D(GEN8_PUSHBUS_CONTROL, D_BXT);
3281 	MMIO_D(GEN8_PUSHBUS_ENABLE, D_BXT);
3282 	MMIO_D(GEN8_PUSHBUS_SHIFT, D_BXT);
3283 	MMIO_D(GEN6_GFXPAUSE, D_BXT);
3284 	MMIO_DFH(GEN8_L3SQCREG1, D_BXT, F_CMD_ACCESS, NULL, NULL);
3285 
3286 	MMIO_DFH(GEN9_CTX_PREEMPT_REG, D_BXT, F_CMD_ACCESS, NULL, NULL);
3287 
3288 	return 0;
3289 }
3290 
3291 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
3292 					      unsigned int offset)
3293 {
3294 	unsigned long device = intel_gvt_get_device_type(gvt);
3295 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3296 	int num = gvt->mmio.num_mmio_block;
3297 	int i;
3298 
3299 	for (i = 0; i < num; i++, block++) {
3300 		if (!(device & block->device))
3301 			continue;
3302 		if (offset >= i915_mmio_reg_offset(block->offset) &&
3303 		    offset < i915_mmio_reg_offset(block->offset) + block->size)
3304 			return block;
3305 	}
3306 	return NULL;
3307 }
3308 
3309 /**
3310  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
3311  * @gvt: GVT device
3312  *
3313  * This function is called at the driver unloading stage, to clean up the MMIO
3314  * information table of GVT device
3315  *
3316  */
3317 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
3318 {
3319 	struct hlist_node *tmp;
3320 	struct intel_gvt_mmio_info *e;
3321 	int i;
3322 
3323 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
3324 		kfree(e);
3325 
3326 	vfree(gvt->mmio.mmio_attribute);
3327 	gvt->mmio.mmio_attribute = NULL;
3328 }
3329 
3330 /* Special MMIO blocks. */
3331 static struct gvt_mmio_block mmio_blocks[] = {
3332 	{D_SKL_PLUS, _MMIO(CSR_MMIO_START_RANGE), 0x3000, NULL, NULL},
3333 	{D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
3334 	{D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
3335 		pvinfo_mmio_read, pvinfo_mmio_write},
3336 	{D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
3337 	{D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
3338 	{D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
3339 };
3340 
3341 /**
3342  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
3343  * @gvt: GVT device
3344  *
3345  * This function is called at the initialization stage, to setup the MMIO
3346  * information table for GVT device
3347  *
3348  * Returns:
3349  * zero on success, negative if failed.
3350  */
3351 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
3352 {
3353 	struct intel_gvt_device_info *info = &gvt->device_info;
3354 	struct drm_i915_private *dev_priv = gvt->dev_priv;
3355 	int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
3356 	int ret;
3357 
3358 	gvt->mmio.mmio_attribute = vzalloc(size);
3359 	if (!gvt->mmio.mmio_attribute)
3360 		return -ENOMEM;
3361 
3362 	ret = init_generic_mmio_info(gvt);
3363 	if (ret)
3364 		goto err;
3365 
3366 	if (IS_BROADWELL(dev_priv)) {
3367 		ret = init_broadwell_mmio_info(gvt);
3368 		if (ret)
3369 			goto err;
3370 	} else if (IS_SKYLAKE(dev_priv)
3371 		|| IS_KABYLAKE(dev_priv)
3372 		|| IS_COFFEELAKE(dev_priv)) {
3373 		ret = init_broadwell_mmio_info(gvt);
3374 		if (ret)
3375 			goto err;
3376 		ret = init_skl_mmio_info(gvt);
3377 		if (ret)
3378 			goto err;
3379 	} else if (IS_BROXTON(dev_priv)) {
3380 		ret = init_broadwell_mmio_info(gvt);
3381 		if (ret)
3382 			goto err;
3383 		ret = init_skl_mmio_info(gvt);
3384 		if (ret)
3385 			goto err;
3386 		ret = init_bxt_mmio_info(gvt);
3387 		if (ret)
3388 			goto err;
3389 	}
3390 
3391 	gvt->mmio.mmio_block = mmio_blocks;
3392 	gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
3393 
3394 	return 0;
3395 err:
3396 	intel_gvt_clean_mmio_info(gvt);
3397 	return ret;
3398 }
3399 
3400 /**
3401  * intel_gvt_for_each_tracked_mmio - iterate each tracked mmio
3402  * @gvt: a GVT device
3403  * @handler: the handler
3404  * @data: private data given to handler
3405  *
3406  * Returns:
3407  * Zero on success, negative error code if failed.
3408  */
3409 int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
3410 	int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
3411 	void *data)
3412 {
3413 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3414 	struct intel_gvt_mmio_info *e;
3415 	int i, j, ret;
3416 
3417 	hash_for_each(gvt->mmio.mmio_info_table, i, e, node) {
3418 		ret = handler(gvt, e->offset, data);
3419 		if (ret)
3420 			return ret;
3421 	}
3422 
3423 	for (i = 0; i < gvt->mmio.num_mmio_block; i++, block++) {
3424 		/* pvinfo data doesn't come from hw mmio */
3425 		if (i915_mmio_reg_offset(block->offset) == VGT_PVINFO_PAGE)
3426 			continue;
3427 
3428 		for (j = 0; j < block->size; j += 4) {
3429 			ret = handler(gvt,
3430 				      i915_mmio_reg_offset(block->offset) + j,
3431 				      data);
3432 			if (ret)
3433 				return ret;
3434 		}
3435 	}
3436 	return 0;
3437 }
3438 
3439 /**
3440  * intel_vgpu_default_mmio_read - default MMIO read handler
3441  * @vgpu: a vGPU
3442  * @offset: access offset
3443  * @p_data: data return buffer
3444  * @bytes: access data length
3445  *
3446  * Returns:
3447  * Zero on success, negative error code if failed.
3448  */
3449 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
3450 		void *p_data, unsigned int bytes)
3451 {
3452 	read_vreg(vgpu, offset, p_data, bytes);
3453 	return 0;
3454 }
3455 
3456 /**
3457  * intel_t_default_mmio_write - default MMIO write handler
3458  * @vgpu: a vGPU
3459  * @offset: access offset
3460  * @p_data: write data buffer
3461  * @bytes: access data length
3462  *
3463  * Returns:
3464  * Zero on success, negative error code if failed.
3465  */
3466 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3467 		void *p_data, unsigned int bytes)
3468 {
3469 	write_vreg(vgpu, offset, p_data, bytes);
3470 	return 0;
3471 }
3472 
3473 /**
3474  * intel_vgpu_mask_mmio_write - write mask register
3475  * @vgpu: a vGPU
3476  * @offset: access offset
3477  * @p_data: write data buffer
3478  * @bytes: access data length
3479  *
3480  * Returns:
3481  * Zero on success, negative error code if failed.
3482  */
3483 int intel_vgpu_mask_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3484 		void *p_data, unsigned int bytes)
3485 {
3486 	u32 mask, old_vreg;
3487 
3488 	old_vreg = vgpu_vreg(vgpu, offset);
3489 	write_vreg(vgpu, offset, p_data, bytes);
3490 	mask = vgpu_vreg(vgpu, offset) >> 16;
3491 	vgpu_vreg(vgpu, offset) = (old_vreg & ~mask) |
3492 				(vgpu_vreg(vgpu, offset) & mask);
3493 
3494 	return 0;
3495 }
3496 
3497 /**
3498  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
3499  * force-nopriv register
3500  *
3501  * @gvt: a GVT device
3502  * @offset: register offset
3503  *
3504  * Returns:
3505  * True if the register is in force-nonpriv whitelist;
3506  * False if outside;
3507  */
3508 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3509 					  unsigned int offset)
3510 {
3511 	return in_whitelist(offset);
3512 }
3513 
3514 /**
3515  * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3516  * @vgpu: a vGPU
3517  * @offset: register offset
3518  * @pdata: data buffer
3519  * @bytes: data length
3520  * @is_read: read or write
3521  *
3522  * Returns:
3523  * Zero on success, negative error code if failed.
3524  */
3525 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3526 			   void *pdata, unsigned int bytes, bool is_read)
3527 {
3528 	struct intel_gvt *gvt = vgpu->gvt;
3529 	struct intel_gvt_mmio_info *mmio_info;
3530 	struct gvt_mmio_block *mmio_block;
3531 	gvt_mmio_func func;
3532 	int ret;
3533 
3534 	if (WARN_ON(bytes > 8))
3535 		return -EINVAL;
3536 
3537 	/*
3538 	 * Handle special MMIO blocks.
3539 	 */
3540 	mmio_block = find_mmio_block(gvt, offset);
3541 	if (mmio_block) {
3542 		func = is_read ? mmio_block->read : mmio_block->write;
3543 		if (func)
3544 			return func(vgpu, offset, pdata, bytes);
3545 		goto default_rw;
3546 	}
3547 
3548 	/*
3549 	 * Normal tracked MMIOs.
3550 	 */
3551 	mmio_info = find_mmio_info(gvt, offset);
3552 	if (!mmio_info) {
3553 		gvt_dbg_mmio("untracked MMIO %08x len %d\n", offset, bytes);
3554 		goto default_rw;
3555 	}
3556 
3557 	if (is_read)
3558 		return mmio_info->read(vgpu, offset, pdata, bytes);
3559 	else {
3560 		u64 ro_mask = mmio_info->ro_mask;
3561 		u32 old_vreg = 0;
3562 		u64 data = 0;
3563 
3564 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3565 			old_vreg = vgpu_vreg(vgpu, offset);
3566 		}
3567 
3568 		if (likely(!ro_mask))
3569 			ret = mmio_info->write(vgpu, offset, pdata, bytes);
3570 		else if (!~ro_mask) {
3571 			gvt_vgpu_err("try to write RO reg %x\n", offset);
3572 			return 0;
3573 		} else {
3574 			/* keep the RO bits in the virtual register */
3575 			memcpy(&data, pdata, bytes);
3576 			data &= ~ro_mask;
3577 			data |= vgpu_vreg(vgpu, offset) & ro_mask;
3578 			ret = mmio_info->write(vgpu, offset, &data, bytes);
3579 		}
3580 
3581 		/* higher 16bits of mode ctl regs are mask bits for change */
3582 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3583 			u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3584 
3585 			vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3586 					| (vgpu_vreg(vgpu, offset) & mask);
3587 		}
3588 	}
3589 
3590 	return ret;
3591 
3592 default_rw:
3593 	return is_read ?
3594 		intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3595 		intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3596 }
3597