xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision a48c7709)
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 
59 	return 0;
60 }
61 
62 bool intel_gvt_match_device(struct intel_gvt *gvt,
63 		unsigned long device)
64 {
65 	return intel_gvt_get_device_type(gvt) & device;
66 }
67 
68 static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset,
69 	void *p_data, unsigned int bytes)
70 {
71 	memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
72 }
73 
74 static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
75 	void *p_data, unsigned int bytes)
76 {
77 	memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
78 }
79 
80 static struct intel_gvt_mmio_info *find_mmio_info(struct intel_gvt *gvt,
81 						  unsigned int offset)
82 {
83 	struct intel_gvt_mmio_info *e;
84 
85 	hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) {
86 		if (e->offset == offset)
87 			return e;
88 	}
89 	return NULL;
90 }
91 
92 static int new_mmio_info(struct intel_gvt *gvt,
93 		u32 offset, u8 flags, u32 size,
94 		u32 addr_mask, u32 ro_mask, u32 device,
95 		gvt_mmio_func read, gvt_mmio_func write)
96 {
97 	struct intel_gvt_mmio_info *info, *p;
98 	u32 start, end, i;
99 
100 	if (!intel_gvt_match_device(gvt, device))
101 		return 0;
102 
103 	if (WARN_ON(!IS_ALIGNED(offset, 4)))
104 		return -EINVAL;
105 
106 	start = offset;
107 	end = offset + size;
108 
109 	for (i = start; i < end; i += 4) {
110 		info = kzalloc(sizeof(*info), GFP_KERNEL);
111 		if (!info)
112 			return -ENOMEM;
113 
114 		info->offset = i;
115 		p = find_mmio_info(gvt, info->offset);
116 		if (p) {
117 			WARN(1, "dup mmio definition offset %x\n",
118 				info->offset);
119 			kfree(info);
120 
121 			/* We return -EEXIST here to make GVT-g load fail.
122 			 * So duplicated MMIO can be found as soon as
123 			 * possible.
124 			 */
125 			return -EEXIST;
126 		}
127 
128 		info->ro_mask = ro_mask;
129 		info->device = device;
130 		info->read = read ? read : intel_vgpu_default_mmio_read;
131 		info->write = write ? write : intel_vgpu_default_mmio_write;
132 		gvt->mmio.mmio_attribute[info->offset / 4] = flags;
133 		INIT_HLIST_NODE(&info->node);
134 		hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
135 		gvt->mmio.num_tracked_mmio++;
136 	}
137 	return 0;
138 }
139 
140 /**
141  * intel_gvt_render_mmio_to_ring_id - convert a mmio offset into ring id
142  * @gvt: a GVT device
143  * @offset: register offset
144  *
145  * Returns:
146  * Ring ID on success, negative error code if failed.
147  */
148 int intel_gvt_render_mmio_to_ring_id(struct intel_gvt *gvt,
149 		unsigned int offset)
150 {
151 	enum intel_engine_id id;
152 	struct intel_engine_cs *engine;
153 
154 	offset &= ~GENMASK(11, 0);
155 	for_each_engine(engine, gvt->dev_priv, id) {
156 		if (engine->mmio_base == offset)
157 			return id;
158 	}
159 	return -ENODEV;
160 }
161 
162 #define offset_to_fence_num(offset) \
163 	((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
164 
165 #define fence_num_to_offset(num) \
166 	(num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
167 
168 
169 void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
170 {
171 	switch (reason) {
172 	case GVT_FAILSAFE_UNSUPPORTED_GUEST:
173 		pr_err("Detected your guest driver doesn't support GVT-g.\n");
174 		break;
175 	case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
176 		pr_err("Graphics resource is not enough for the guest\n");
177 		break;
178 	case GVT_FAILSAFE_GUEST_ERR:
179 		pr_err("GVT Internal error  for the guest\n");
180 		break;
181 	default:
182 		break;
183 	}
184 	pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
185 	vgpu->failsafe = true;
186 }
187 
188 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
189 		unsigned int fence_num, void *p_data, unsigned int bytes)
190 {
191 	unsigned int max_fence = vgpu_fence_sz(vgpu);
192 
193 	if (fence_num >= max_fence) {
194 
195 		/* When guest access oob fence regs without access
196 		 * pv_info first, we treat guest not supporting GVT,
197 		 * and we will let vgpu enter failsafe mode.
198 		 */
199 		if (!vgpu->pv_notified)
200 			enter_failsafe_mode(vgpu,
201 					GVT_FAILSAFE_UNSUPPORTED_GUEST);
202 
203 		if (!vgpu->mmio.disable_warn_untrack) {
204 			gvt_vgpu_err("found oob fence register access\n");
205 			gvt_vgpu_err("total fence %d, access fence %d\n",
206 				     max_fence, fence_num);
207 		}
208 		memset(p_data, 0, bytes);
209 		return -EINVAL;
210 	}
211 	return 0;
212 }
213 
214 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
215 		void *p_data, unsigned int bytes)
216 {
217 	int ret;
218 
219 	ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
220 			p_data, bytes);
221 	if (ret)
222 		return ret;
223 	read_vreg(vgpu, off, p_data, bytes);
224 	return 0;
225 }
226 
227 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
228 		void *p_data, unsigned int bytes)
229 {
230 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
231 	unsigned int fence_num = offset_to_fence_num(off);
232 	int ret;
233 
234 	ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
235 	if (ret)
236 		return ret;
237 	write_vreg(vgpu, off, p_data, bytes);
238 
239 	mmio_hw_access_pre(dev_priv);
240 	intel_vgpu_write_fence(vgpu, fence_num,
241 			vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
242 	mmio_hw_access_post(dev_priv);
243 	return 0;
244 }
245 
246 #define CALC_MODE_MASK_REG(old, new) \
247 	(((new) & GENMASK(31, 16)) \
248 	 | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \
249 	 | ((new) & ((new) >> 16))))
250 
251 static int mul_force_wake_write(struct intel_vgpu *vgpu,
252 		unsigned int offset, void *p_data, unsigned int bytes)
253 {
254 	u32 old, new;
255 	uint32_t ack_reg_offset;
256 
257 	old = vgpu_vreg(vgpu, offset);
258 	new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
259 
260 	if (IS_SKYLAKE(vgpu->gvt->dev_priv)
261 		|| IS_KABYLAKE(vgpu->gvt->dev_priv)) {
262 		switch (offset) {
263 		case FORCEWAKE_RENDER_GEN9_REG:
264 			ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
265 			break;
266 		case FORCEWAKE_BLITTER_GEN9_REG:
267 			ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG;
268 			break;
269 		case FORCEWAKE_MEDIA_GEN9_REG:
270 			ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
271 			break;
272 		default:
273 			/*should not hit here*/
274 			gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
275 			return -EINVAL;
276 		}
277 	} else {
278 		ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
279 	}
280 
281 	vgpu_vreg(vgpu, offset) = new;
282 	vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
283 	return 0;
284 }
285 
286 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
287 			    void *p_data, unsigned int bytes)
288 {
289 	unsigned int engine_mask = 0;
290 	u32 data;
291 
292 	write_vreg(vgpu, offset, p_data, bytes);
293 	data = vgpu_vreg(vgpu, offset);
294 
295 	if (data & GEN6_GRDOM_FULL) {
296 		gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
297 		engine_mask = ALL_ENGINES;
298 	} else {
299 		if (data & GEN6_GRDOM_RENDER) {
300 			gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
301 			engine_mask |= (1 << RCS);
302 		}
303 		if (data & GEN6_GRDOM_MEDIA) {
304 			gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
305 			engine_mask |= (1 << VCS);
306 		}
307 		if (data & GEN6_GRDOM_BLT) {
308 			gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
309 			engine_mask |= (1 << BCS);
310 		}
311 		if (data & GEN6_GRDOM_VECS) {
312 			gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
313 			engine_mask |= (1 << VECS);
314 		}
315 		if (data & GEN8_GRDOM_MEDIA2) {
316 			gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
317 			if (HAS_BSD2(vgpu->gvt->dev_priv))
318 				engine_mask |= (1 << VCS2);
319 		}
320 	}
321 
322 	intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
323 
324 	/* sw will wait for the device to ack the reset request */
325 	vgpu_vreg(vgpu, offset) = 0;
326 
327 	return 0;
328 }
329 
330 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
331 		void *p_data, unsigned int bytes)
332 {
333 	return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
334 }
335 
336 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
337 		void *p_data, unsigned int bytes)
338 {
339 	return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
340 }
341 
342 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
343 		unsigned int offset, void *p_data, unsigned int bytes)
344 {
345 	write_vreg(vgpu, offset, p_data, bytes);
346 
347 	if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
348 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_ON;
349 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
350 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
351 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
352 
353 	} else
354 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &=
355 			~(PP_ON | PP_SEQUENCE_POWER_DOWN
356 					| PP_CYCLE_DELAY_ACTIVE);
357 	return 0;
358 }
359 
360 static int transconf_mmio_write(struct intel_vgpu *vgpu,
361 		unsigned int offset, void *p_data, unsigned int bytes)
362 {
363 	write_vreg(vgpu, offset, p_data, bytes);
364 
365 	if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
366 		vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
367 	else
368 		vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
369 	return 0;
370 }
371 
372 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
373 		void *p_data, unsigned int bytes)
374 {
375 	write_vreg(vgpu, offset, p_data, bytes);
376 
377 	if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
378 		vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
379 	else
380 		vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
381 
382 	if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
383 		vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
384 	else
385 		vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
386 
387 	return 0;
388 }
389 
390 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
391 		void *p_data, unsigned int bytes)
392 {
393 	switch (offset) {
394 	case 0xe651c:
395 	case 0xe661c:
396 	case 0xe671c:
397 	case 0xe681c:
398 		vgpu_vreg(vgpu, offset) = 1 << 17;
399 		break;
400 	case 0xe6c04:
401 		vgpu_vreg(vgpu, offset) = 0x3;
402 		break;
403 	case 0xe6e1c:
404 		vgpu_vreg(vgpu, offset) = 0x2f << 16;
405 		break;
406 	default:
407 		return -EINVAL;
408 	}
409 
410 	read_vreg(vgpu, offset, p_data, bytes);
411 	return 0;
412 }
413 
414 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
415 		void *p_data, unsigned int bytes)
416 {
417 	u32 data;
418 
419 	write_vreg(vgpu, offset, p_data, bytes);
420 	data = vgpu_vreg(vgpu, offset);
421 
422 	if (data & PIPECONF_ENABLE)
423 		vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
424 	else
425 		vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
426 	intel_gvt_check_vblank_emulation(vgpu->gvt);
427 	return 0;
428 }
429 
430 /* ascendingly sorted */
431 static i915_reg_t force_nonpriv_white_list[] = {
432 	GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
433 	GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
434 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
435 	_MMIO(0x2690),
436 	_MMIO(0x2694),
437 	_MMIO(0x2698),
438 	_MMIO(0x4de0),
439 	_MMIO(0x4de4),
440 	_MMIO(0x4dfc),
441 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
442 	_MMIO(0x7014),
443 	HDC_CHICKEN0,//_MMIO(0x7300)
444 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
445 	_MMIO(0x7700),
446 	_MMIO(0x7704),
447 	_MMIO(0x7708),
448 	_MMIO(0x770c),
449 	_MMIO(0xb110),
450 	GEN8_L3SQCREG4,//_MMIO(0xb118)
451 	_MMIO(0xe100),
452 	_MMIO(0xe18c),
453 	_MMIO(0xe48c),
454 	_MMIO(0xe5f4),
455 };
456 
457 /* a simple bsearch */
458 static inline bool in_whitelist(unsigned int reg)
459 {
460 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
461 	i915_reg_t *array = force_nonpriv_white_list;
462 
463 	while (left < right) {
464 		int mid = (left + right)/2;
465 
466 		if (reg > array[mid].reg)
467 			left = mid + 1;
468 		else if (reg < array[mid].reg)
469 			right = mid;
470 		else
471 			return true;
472 	}
473 	return false;
474 }
475 
476 static int force_nonpriv_write(struct intel_vgpu *vgpu,
477 	unsigned int offset, void *p_data, unsigned int bytes)
478 {
479 	u32 reg_nonpriv = *(u32 *)p_data;
480 	int ret = -EINVAL;
481 
482 	if ((bytes != 4) || ((offset & (bytes - 1)) != 0)) {
483 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV offset %x(%dB)\n",
484 			vgpu->id, offset, bytes);
485 		return ret;
486 	}
487 
488 	if (in_whitelist(reg_nonpriv)) {
489 		ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
490 			bytes);
491 	} else {
492 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x\n",
493 			vgpu->id, reg_nonpriv);
494 	}
495 	return ret;
496 }
497 
498 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
499 		void *p_data, unsigned int bytes)
500 {
501 	write_vreg(vgpu, offset, p_data, bytes);
502 
503 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
504 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
505 	} else {
506 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
507 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
508 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E))
509 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
510 	}
511 	return 0;
512 }
513 
514 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
515 		unsigned int offset, void *p_data, unsigned int bytes)
516 {
517 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
518 	return 0;
519 }
520 
521 #define FDI_LINK_TRAIN_PATTERN1         0
522 #define FDI_LINK_TRAIN_PATTERN2         1
523 
524 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
525 {
526 	u32 ddi_buf_ctl = vgpu_vreg_t(vgpu, DDI_BUF_CTL(PORT_E));
527 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
528 	u32 tx_ctl = vgpu_vreg_t(vgpu, DP_TP_CTL(PORT_E));
529 
530 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
531 			(rx_ctl & FDI_RX_ENABLE) &&
532 			(rx_ctl & FDI_AUTO_TRAINING) &&
533 			(tx_ctl & DP_TP_CTL_ENABLE) &&
534 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
535 		return 1;
536 	else
537 		return 0;
538 }
539 
540 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
541 		enum pipe pipe, unsigned int train_pattern)
542 {
543 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
544 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
545 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
546 	unsigned int fdi_iir_check_bits;
547 
548 	fdi_rx_imr = FDI_RX_IMR(pipe);
549 	fdi_tx_ctl = FDI_TX_CTL(pipe);
550 	fdi_rx_ctl = FDI_RX_CTL(pipe);
551 
552 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
553 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
554 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
555 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
556 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
557 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
558 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
559 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
560 	} else {
561 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
562 		return -EINVAL;
563 	}
564 
565 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
566 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
567 
568 	/* If imr bit has been masked */
569 	if (vgpu_vreg_t(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
570 		return 0;
571 
572 	if (((vgpu_vreg_t(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
573 			== fdi_tx_check_bits)
574 		&& ((vgpu_vreg_t(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
575 			== fdi_rx_check_bits))
576 		return 1;
577 	else
578 		return 0;
579 }
580 
581 #define INVALID_INDEX (~0U)
582 
583 static unsigned int calc_index(unsigned int offset, unsigned int start,
584 	unsigned int next, unsigned int end, i915_reg_t i915_end)
585 {
586 	unsigned int range = next - start;
587 
588 	if (!end)
589 		end = i915_mmio_reg_offset(i915_end);
590 	if (offset < start || offset > end)
591 		return INVALID_INDEX;
592 	offset -= start;
593 	return offset / range;
594 }
595 
596 #define FDI_RX_CTL_TO_PIPE(offset) \
597 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
598 
599 #define FDI_TX_CTL_TO_PIPE(offset) \
600 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
601 
602 #define FDI_RX_IMR_TO_PIPE(offset) \
603 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
604 
605 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
606 		unsigned int offset, void *p_data, unsigned int bytes)
607 {
608 	i915_reg_t fdi_rx_iir;
609 	unsigned int index;
610 	int ret;
611 
612 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
613 		index = FDI_RX_CTL_TO_PIPE(offset);
614 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
615 		index = FDI_TX_CTL_TO_PIPE(offset);
616 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
617 		index = FDI_RX_IMR_TO_PIPE(offset);
618 	else {
619 		gvt_vgpu_err("Unsupport registers %x\n", offset);
620 		return -EINVAL;
621 	}
622 
623 	write_vreg(vgpu, offset, p_data, bytes);
624 
625 	fdi_rx_iir = FDI_RX_IIR(index);
626 
627 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
628 	if (ret < 0)
629 		return ret;
630 	if (ret)
631 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
632 
633 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
634 	if (ret < 0)
635 		return ret;
636 	if (ret)
637 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
638 
639 	if (offset == _FDI_RXA_CTL)
640 		if (fdi_auto_training_started(vgpu))
641 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E)) |=
642 				DP_TP_STATUS_AUTOTRAIN_DONE;
643 	return 0;
644 }
645 
646 #define DP_TP_CTL_TO_PORT(offset) \
647 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
648 
649 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
650 		void *p_data, unsigned int bytes)
651 {
652 	i915_reg_t status_reg;
653 	unsigned int index;
654 	u32 data;
655 
656 	write_vreg(vgpu, offset, p_data, bytes);
657 
658 	index = DP_TP_CTL_TO_PORT(offset);
659 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
660 	if (data == 0x2) {
661 		status_reg = DP_TP_STATUS(index);
662 		vgpu_vreg_t(vgpu, status_reg) |= (1 << 25);
663 	}
664 	return 0;
665 }
666 
667 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
668 		unsigned int offset, void *p_data, unsigned int bytes)
669 {
670 	u32 reg_val;
671 	u32 sticky_mask;
672 
673 	reg_val = *((u32 *)p_data);
674 	sticky_mask = GENMASK(27, 26) | (1 << 24);
675 
676 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
677 		(vgpu_vreg(vgpu, offset) & sticky_mask);
678 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
679 	return 0;
680 }
681 
682 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
683 		unsigned int offset, void *p_data, unsigned int bytes)
684 {
685 	u32 data;
686 
687 	write_vreg(vgpu, offset, p_data, bytes);
688 	data = vgpu_vreg(vgpu, offset);
689 
690 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
691 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
692 	return 0;
693 }
694 
695 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
696 		unsigned int offset, void *p_data, unsigned int bytes)
697 {
698 	u32 data;
699 
700 	write_vreg(vgpu, offset, p_data, bytes);
701 	data = vgpu_vreg(vgpu, offset);
702 
703 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
704 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
705 	else
706 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
707 	return 0;
708 }
709 
710 #define DSPSURF_TO_PIPE(offset) \
711 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
712 
713 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
714 		void *p_data, unsigned int bytes)
715 {
716 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
717 	unsigned int index = DSPSURF_TO_PIPE(offset);
718 	i915_reg_t surflive_reg = DSPSURFLIVE(index);
719 	int flip_event[] = {
720 		[PIPE_A] = PRIMARY_A_FLIP_DONE,
721 		[PIPE_B] = PRIMARY_B_FLIP_DONE,
722 		[PIPE_C] = PRIMARY_C_FLIP_DONE,
723 	};
724 
725 	write_vreg(vgpu, offset, p_data, bytes);
726 	vgpu_vreg_t(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
727 
728 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
729 	return 0;
730 }
731 
732 #define SPRSURF_TO_PIPE(offset) \
733 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
734 
735 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
736 		void *p_data, unsigned int bytes)
737 {
738 	unsigned int index = SPRSURF_TO_PIPE(offset);
739 	i915_reg_t surflive_reg = SPRSURFLIVE(index);
740 	int flip_event[] = {
741 		[PIPE_A] = SPRITE_A_FLIP_DONE,
742 		[PIPE_B] = SPRITE_B_FLIP_DONE,
743 		[PIPE_C] = SPRITE_C_FLIP_DONE,
744 	};
745 
746 	write_vreg(vgpu, offset, p_data, bytes);
747 	vgpu_vreg_t(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
748 
749 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
750 	return 0;
751 }
752 
753 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
754 		unsigned int reg)
755 {
756 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
757 	enum intel_gvt_event_type event;
758 
759 	if (reg == _DPA_AUX_CH_CTL)
760 		event = AUX_CHANNEL_A;
761 	else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL)
762 		event = AUX_CHANNEL_B;
763 	else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL)
764 		event = AUX_CHANNEL_C;
765 	else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL)
766 		event = AUX_CHANNEL_D;
767 	else {
768 		WARN_ON(true);
769 		return -EINVAL;
770 	}
771 
772 	intel_vgpu_trigger_virtual_event(vgpu, event);
773 	return 0;
774 }
775 
776 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
777 		unsigned int reg, int len, bool data_valid)
778 {
779 	/* mark transaction done */
780 	value |= DP_AUX_CH_CTL_DONE;
781 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
782 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
783 
784 	if (data_valid)
785 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
786 	else
787 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
788 
789 	/* message size */
790 	value &= ~(0xf << 20);
791 	value |= (len << 20);
792 	vgpu_vreg(vgpu, reg) = value;
793 
794 	if (value & DP_AUX_CH_CTL_INTERRUPT)
795 		return trigger_aux_channel_interrupt(vgpu, reg);
796 	return 0;
797 }
798 
799 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
800 		uint8_t t)
801 {
802 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
803 		/* training pattern 1 for CR */
804 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
805 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
806 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
807 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
808 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
809 			DPCD_TRAINING_PATTERN_2) {
810 		/* training pattern 2 for EQ */
811 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
812 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
813 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
814 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
815 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
816 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
817 		/* set INTERLANE_ALIGN_DONE */
818 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
819 			DPCD_INTERLANE_ALIGN_DONE;
820 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
821 			DPCD_LINK_TRAINING_DISABLED) {
822 		/* finish link training */
823 		/* set sink status as synchronized */
824 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
825 	}
826 }
827 
828 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
829 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
830 
831 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
832 
833 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
834 
835 #define dpy_is_valid_port(port)	\
836 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
837 
838 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
839 		unsigned int offset, void *p_data, unsigned int bytes)
840 {
841 	struct intel_vgpu_display *display = &vgpu->display;
842 	int msg, addr, ctrl, op, len;
843 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
844 	struct intel_vgpu_dpcd_data *dpcd = NULL;
845 	struct intel_vgpu_port *port = NULL;
846 	u32 data;
847 
848 	if (!dpy_is_valid_port(port_index)) {
849 		gvt_vgpu_err("Unsupported DP port access!\n");
850 		return 0;
851 	}
852 
853 	write_vreg(vgpu, offset, p_data, bytes);
854 	data = vgpu_vreg(vgpu, offset);
855 
856 	if ((IS_SKYLAKE(vgpu->gvt->dev_priv)
857 		|| IS_KABYLAKE(vgpu->gvt->dev_priv))
858 		&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
859 		/* SKL DPB/C/D aux ctl register changed */
860 		return 0;
861 	} else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
862 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
863 		/* write to the data registers */
864 		return 0;
865 	}
866 
867 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
868 		/* just want to clear the sticky bits */
869 		vgpu_vreg(vgpu, offset) = 0;
870 		return 0;
871 	}
872 
873 	port = &display->ports[port_index];
874 	dpcd = port->dpcd;
875 
876 	/* read out message from DATA1 register */
877 	msg = vgpu_vreg(vgpu, offset + 4);
878 	addr = (msg >> 8) & 0xffff;
879 	ctrl = (msg >> 24) & 0xff;
880 	len = msg & 0xff;
881 	op = ctrl >> 4;
882 
883 	if (op == GVT_AUX_NATIVE_WRITE) {
884 		int t;
885 		uint8_t buf[16];
886 
887 		if ((addr + len + 1) >= DPCD_SIZE) {
888 			/*
889 			 * Write request exceeds what we supported,
890 			 * DCPD spec: When a Source Device is writing a DPCD
891 			 * address not supported by the Sink Device, the Sink
892 			 * Device shall reply with AUX NACK and “M” equal to
893 			 * zero.
894 			 */
895 
896 			/* NAK the write */
897 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
898 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
899 			return 0;
900 		}
901 
902 		/*
903 		 * Write request format: (command + address) occupies
904 		 * 3 bytes, followed by (len + 1) bytes of data.
905 		 */
906 		if (WARN_ON((len + 4) > AUX_BURST_SIZE))
907 			return -EINVAL;
908 
909 		/* unpack data from vreg to buf */
910 		for (t = 0; t < 4; t++) {
911 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
912 
913 			buf[t * 4] = (r >> 24) & 0xff;
914 			buf[t * 4 + 1] = (r >> 16) & 0xff;
915 			buf[t * 4 + 2] = (r >> 8) & 0xff;
916 			buf[t * 4 + 3] = r & 0xff;
917 		}
918 
919 		/* write to virtual DPCD */
920 		if (dpcd && dpcd->data_valid) {
921 			for (t = 0; t <= len; t++) {
922 				int p = addr + t;
923 
924 				dpcd->data[p] = buf[t];
925 				/* check for link training */
926 				if (p == DPCD_TRAINING_PATTERN_SET)
927 					dp_aux_ch_ctl_link_training(dpcd,
928 							buf[t]);
929 			}
930 		}
931 
932 		/* ACK the write */
933 		vgpu_vreg(vgpu, offset + 4) = 0;
934 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
935 				dpcd && dpcd->data_valid);
936 		return 0;
937 	}
938 
939 	if (op == GVT_AUX_NATIVE_READ) {
940 		int idx, i, ret = 0;
941 
942 		if ((addr + len + 1) >= DPCD_SIZE) {
943 			/*
944 			 * read request exceeds what we supported
945 			 * DPCD spec: A Sink Device receiving a Native AUX CH
946 			 * read request for an unsupported DPCD address must
947 			 * reply with an AUX ACK and read data set equal to
948 			 * zero instead of replying with AUX NACK.
949 			 */
950 
951 			/* ACK the READ*/
952 			vgpu_vreg(vgpu, offset + 4) = 0;
953 			vgpu_vreg(vgpu, offset + 8) = 0;
954 			vgpu_vreg(vgpu, offset + 12) = 0;
955 			vgpu_vreg(vgpu, offset + 16) = 0;
956 			vgpu_vreg(vgpu, offset + 20) = 0;
957 
958 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
959 					true);
960 			return 0;
961 		}
962 
963 		for (idx = 1; idx <= 5; idx++) {
964 			/* clear the data registers */
965 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
966 		}
967 
968 		/*
969 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
970 		 */
971 		if (WARN_ON((len + 2) > AUX_BURST_SIZE))
972 			return -EINVAL;
973 
974 		/* read from virtual DPCD to vreg */
975 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
976 		if (dpcd && dpcd->data_valid) {
977 			for (i = 1; i <= (len + 1); i++) {
978 				int t;
979 
980 				t = dpcd->data[addr + i - 1];
981 				t <<= (24 - 8 * (i % 4));
982 				ret |= t;
983 
984 				if ((i % 4 == 3) || (i == (len + 1))) {
985 					vgpu_vreg(vgpu, offset +
986 							(i / 4 + 1) * 4) = ret;
987 					ret = 0;
988 				}
989 			}
990 		}
991 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
992 				dpcd && dpcd->data_valid);
993 		return 0;
994 	}
995 
996 	/* i2c transaction starts */
997 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
998 
999 	if (data & DP_AUX_CH_CTL_INTERRUPT)
1000 		trigger_aux_channel_interrupt(vgpu, offset);
1001 	return 0;
1002 }
1003 
1004 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1005 		void *p_data, unsigned int bytes)
1006 {
1007 	*(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
1008 	write_vreg(vgpu, offset, p_data, bytes);
1009 	return 0;
1010 }
1011 
1012 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1013 		void *p_data, unsigned int bytes)
1014 {
1015 	bool vga_disable;
1016 
1017 	write_vreg(vgpu, offset, p_data, bytes);
1018 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
1019 
1020 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
1021 			vga_disable ? "Disable" : "Enable");
1022 	return 0;
1023 }
1024 
1025 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1026 		unsigned int sbi_offset)
1027 {
1028 	struct intel_vgpu_display *display = &vgpu->display;
1029 	int num = display->sbi.number;
1030 	int i;
1031 
1032 	for (i = 0; i < num; ++i)
1033 		if (display->sbi.registers[i].offset == sbi_offset)
1034 			break;
1035 
1036 	if (i == num)
1037 		return 0;
1038 
1039 	return display->sbi.registers[i].value;
1040 }
1041 
1042 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1043 		unsigned int offset, u32 value)
1044 {
1045 	struct intel_vgpu_display *display = &vgpu->display;
1046 	int num = display->sbi.number;
1047 	int i;
1048 
1049 	for (i = 0; i < num; ++i) {
1050 		if (display->sbi.registers[i].offset == offset)
1051 			break;
1052 	}
1053 
1054 	if (i == num) {
1055 		if (num == SBI_REG_MAX) {
1056 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1057 			return;
1058 		}
1059 		display->sbi.number++;
1060 	}
1061 
1062 	display->sbi.registers[i].offset = offset;
1063 	display->sbi.registers[i].value = value;
1064 }
1065 
1066 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1067 		void *p_data, unsigned int bytes)
1068 {
1069 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1070 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1071 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1072 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1073 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1074 				sbi_offset);
1075 	}
1076 	read_vreg(vgpu, offset, p_data, bytes);
1077 	return 0;
1078 }
1079 
1080 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1081 		void *p_data, unsigned int bytes)
1082 {
1083 	u32 data;
1084 
1085 	write_vreg(vgpu, offset, p_data, bytes);
1086 	data = vgpu_vreg(vgpu, offset);
1087 
1088 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1089 	data |= SBI_READY;
1090 
1091 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1092 	data |= SBI_RESPONSE_SUCCESS;
1093 
1094 	vgpu_vreg(vgpu, offset) = data;
1095 
1096 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1097 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1098 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1099 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1100 
1101 		write_virtual_sbi_register(vgpu, sbi_offset,
1102 					   vgpu_vreg_t(vgpu, SBI_DATA));
1103 	}
1104 	return 0;
1105 }
1106 
1107 #define _vgtif_reg(x) \
1108 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1109 
1110 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1111 		void *p_data, unsigned int bytes)
1112 {
1113 	bool invalid_read = false;
1114 
1115 	read_vreg(vgpu, offset, p_data, bytes);
1116 
1117 	switch (offset) {
1118 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1119 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1120 			invalid_read = true;
1121 		break;
1122 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1123 		_vgtif_reg(avail_rs.fence_num):
1124 		if (offset + bytes >
1125 			_vgtif_reg(avail_rs.fence_num) + 4)
1126 			invalid_read = true;
1127 		break;
1128 	case 0x78010:	/* vgt_caps */
1129 	case 0x7881c:
1130 		break;
1131 	default:
1132 		invalid_read = true;
1133 		break;
1134 	}
1135 	if (invalid_read)
1136 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1137 				offset, bytes, *(u32 *)p_data);
1138 	vgpu->pv_notified = true;
1139 	return 0;
1140 }
1141 
1142 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1143 {
1144 	intel_gvt_gtt_type_t root_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY;
1145 	struct intel_vgpu_mm *mm;
1146 	u64 *pdps;
1147 
1148 	pdps = (u64 *)&vgpu_vreg64_t(vgpu, vgtif_reg(pdp[0]));
1149 
1150 	switch (notification) {
1151 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1152 		root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
1153 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1154 		mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
1155 		return PTR_ERR_OR_ZERO(mm);
1156 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1157 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1158 		return intel_vgpu_put_ppgtt_mm(vgpu, pdps);
1159 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1160 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1161 	case 1:	/* Remove this in guest driver. */
1162 		break;
1163 	default:
1164 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1165 	}
1166 	return 0;
1167 }
1168 
1169 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1170 {
1171 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1172 	struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1173 	char *env[3] = {NULL, NULL, NULL};
1174 	char vmid_str[20];
1175 	char display_ready_str[20];
1176 
1177 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1178 	env[0] = display_ready_str;
1179 
1180 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1181 	env[1] = vmid_str;
1182 
1183 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1184 }
1185 
1186 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1187 		void *p_data, unsigned int bytes)
1188 {
1189 	u32 data;
1190 	int ret;
1191 
1192 	write_vreg(vgpu, offset, p_data, bytes);
1193 	data = vgpu_vreg(vgpu, offset);
1194 
1195 	switch (offset) {
1196 	case _vgtif_reg(display_ready):
1197 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1198 		break;
1199 	case _vgtif_reg(g2v_notify):
1200 		ret = handle_g2v_notification(vgpu, data);
1201 		break;
1202 	/* add xhot and yhot to handled list to avoid error log */
1203 	case 0x78830:
1204 	case 0x78834:
1205 	case _vgtif_reg(pdp[0].lo):
1206 	case _vgtif_reg(pdp[0].hi):
1207 	case _vgtif_reg(pdp[1].lo):
1208 	case _vgtif_reg(pdp[1].hi):
1209 	case _vgtif_reg(pdp[2].lo):
1210 	case _vgtif_reg(pdp[2].hi):
1211 	case _vgtif_reg(pdp[3].lo):
1212 	case _vgtif_reg(pdp[3].hi):
1213 	case _vgtif_reg(execlist_context_descriptor_lo):
1214 	case _vgtif_reg(execlist_context_descriptor_hi):
1215 		break;
1216 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1217 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1218 		break;
1219 	default:
1220 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1221 				offset, bytes, data);
1222 		break;
1223 	}
1224 	return 0;
1225 }
1226 
1227 static int pf_write(struct intel_vgpu *vgpu,
1228 		unsigned int offset, void *p_data, unsigned int bytes)
1229 {
1230 	u32 val = *(u32 *)p_data;
1231 
1232 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1233 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1234 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1235 		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1236 			  vgpu->id);
1237 		return 0;
1238 	}
1239 
1240 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1241 }
1242 
1243 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1244 		unsigned int offset, void *p_data, unsigned int bytes)
1245 {
1246 	write_vreg(vgpu, offset, p_data, bytes);
1247 
1248 	if (vgpu_vreg(vgpu, offset) & HSW_PWR_WELL_CTL_REQ(HSW_DISP_PW_GLOBAL))
1249 		vgpu_vreg(vgpu, offset) |=
1250 			HSW_PWR_WELL_CTL_STATE(HSW_DISP_PW_GLOBAL);
1251 	else
1252 		vgpu_vreg(vgpu, offset) &=
1253 			~HSW_PWR_WELL_CTL_STATE(HSW_DISP_PW_GLOBAL);
1254 	return 0;
1255 }
1256 
1257 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1258 	unsigned int offset, void *p_data, unsigned int bytes)
1259 {
1260 	write_vreg(vgpu, offset, p_data, bytes);
1261 
1262 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1263 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1264 	return 0;
1265 }
1266 
1267 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1268 		void *p_data, unsigned int bytes)
1269 {
1270 	u32 mode;
1271 
1272 	write_vreg(vgpu, offset, p_data, bytes);
1273 	mode = vgpu_vreg(vgpu, offset);
1274 
1275 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1276 		WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
1277 				vgpu->id);
1278 		return 0;
1279 	}
1280 
1281 	return 0;
1282 }
1283 
1284 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1285 		void *p_data, unsigned int bytes)
1286 {
1287 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1288 	u32 trtte = *(u32 *)p_data;
1289 
1290 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1291 		WARN(1, "VM(%d): Use physical address for TRTT!\n",
1292 				vgpu->id);
1293 		return -EINVAL;
1294 	}
1295 	write_vreg(vgpu, offset, p_data, bytes);
1296 	/* TRTTE is not per-context */
1297 
1298 	mmio_hw_access_pre(dev_priv);
1299 	I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset));
1300 	mmio_hw_access_post(dev_priv);
1301 
1302 	return 0;
1303 }
1304 
1305 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1306 		void *p_data, unsigned int bytes)
1307 {
1308 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1309 	u32 val = *(u32 *)p_data;
1310 
1311 	if (val & 1) {
1312 		/* unblock hw logic */
1313 		mmio_hw_access_pre(dev_priv);
1314 		I915_WRITE(_MMIO(offset), val);
1315 		mmio_hw_access_post(dev_priv);
1316 	}
1317 	write_vreg(vgpu, offset, p_data, bytes);
1318 	return 0;
1319 }
1320 
1321 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1322 		void *p_data, unsigned int bytes)
1323 {
1324 	u32 v = 0;
1325 
1326 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1327 		v |= (1 << 0);
1328 
1329 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1330 		v |= (1 << 8);
1331 
1332 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1333 		v |= (1 << 16);
1334 
1335 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1336 		v |= (1 << 24);
1337 
1338 	vgpu_vreg(vgpu, offset) = v;
1339 
1340 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1341 }
1342 
1343 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1344 		void *p_data, unsigned int bytes)
1345 {
1346 	u32 value = *(u32 *)p_data;
1347 	u32 cmd = value & 0xff;
1348 	u32 *data0 = &vgpu_vreg_t(vgpu, GEN6_PCODE_DATA);
1349 
1350 	switch (cmd) {
1351 	case GEN9_PCODE_READ_MEM_LATENCY:
1352 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1353 			 || IS_KABYLAKE(vgpu->gvt->dev_priv)) {
1354 			/**
1355 			 * "Read memory latency" command on gen9.
1356 			 * Below memory latency values are read
1357 			 * from skylake platform.
1358 			 */
1359 			if (!*data0)
1360 				*data0 = 0x1e1a1100;
1361 			else
1362 				*data0 = 0x61514b3d;
1363 		}
1364 		break;
1365 	case SKL_PCODE_CDCLK_CONTROL:
1366 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1367 			 || IS_KABYLAKE(vgpu->gvt->dev_priv))
1368 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1369 		break;
1370 	case GEN6_PCODE_READ_RC6VIDS:
1371 		*data0 |= 0x1;
1372 		break;
1373 	}
1374 
1375 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1376 		     vgpu->id, value, *data0);
1377 	/**
1378 	 * PCODE_READY clear means ready for pcode read/write,
1379 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1380 	 * always emulate as pcode read/write success and ready for access
1381 	 * anytime, since we don't touch real physical registers here.
1382 	 */
1383 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1384 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1385 }
1386 
1387 static int hws_pga_write(struct intel_vgpu *vgpu, unsigned int offset,
1388 		void *p_data, unsigned int bytes)
1389 {
1390 	u32 value = *(u32 *)p_data;
1391 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1392 
1393 	if (!intel_gvt_ggtt_validate_range(vgpu, value, I915_GTT_PAGE_SIZE)) {
1394 		gvt_vgpu_err("write invalid HWSP address, reg:0x%x, value:0x%x\n",
1395 			      offset, value);
1396 		return -EINVAL;
1397 	}
1398 	/*
1399 	 * Need to emulate all the HWSP register write to ensure host can
1400 	 * update the VM CSB status correctly. Here listed registers can
1401 	 * support BDW, SKL or other platforms with same HWSP registers.
1402 	 */
1403 	if (unlikely(ring_id < 0 || ring_id >= I915_NUM_ENGINES)) {
1404 		gvt_vgpu_err("access unknown hardware status page register:0x%x\n",
1405 			     offset);
1406 		return -EINVAL;
1407 	}
1408 	vgpu->hws_pga[ring_id] = value;
1409 	gvt_dbg_mmio("VM(%d) write: 0x%x to HWSP: 0x%x\n",
1410 		     vgpu->id, value, offset);
1411 
1412 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1413 }
1414 
1415 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1416 		unsigned int offset, void *p_data, unsigned int bytes)
1417 {
1418 	u32 v = *(u32 *)p_data;
1419 
1420 	v &= (1 << 31) | (1 << 29) | (1 << 9) |
1421 	     (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1422 	v |= (v >> 1);
1423 
1424 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1425 }
1426 
1427 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1428 		void *p_data, unsigned int bytes)
1429 {
1430 	u32 v = *(u32 *)p_data;
1431 
1432 	/* other bits are MBZ. */
1433 	v &= (1 << 31) | (1 << 30);
1434 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1435 
1436 	vgpu_vreg(vgpu, offset) = v;
1437 
1438 	return 0;
1439 }
1440 
1441 static int mmio_read_from_hw(struct intel_vgpu *vgpu,
1442 		unsigned int offset, void *p_data, unsigned int bytes)
1443 {
1444 	struct intel_gvt *gvt = vgpu->gvt;
1445 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1446 	int ring_id;
1447 	u32 ring_base;
1448 
1449 	ring_id = intel_gvt_render_mmio_to_ring_id(gvt, offset);
1450 	/**
1451 	 * Read HW reg in following case
1452 	 * a. the offset isn't a ring mmio
1453 	 * b. the offset's ring is running on hw.
1454 	 * c. the offset is ring time stamp mmio
1455 	 */
1456 	if (ring_id >= 0)
1457 		ring_base = dev_priv->engine[ring_id]->mmio_base;
1458 
1459 	if (ring_id < 0 || vgpu  == gvt->scheduler.engine_owner[ring_id] ||
1460 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP(ring_base)) ||
1461 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP_UDW(ring_base))) {
1462 		mmio_hw_access_pre(dev_priv);
1463 		vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1464 		mmio_hw_access_post(dev_priv);
1465 	}
1466 
1467 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1468 }
1469 
1470 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1471 		void *p_data, unsigned int bytes)
1472 {
1473 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1474 	struct intel_vgpu_execlist *execlist;
1475 	u32 data = *(u32 *)p_data;
1476 	int ret = 0;
1477 
1478 	if (WARN_ON(ring_id < 0 || ring_id >= I915_NUM_ENGINES))
1479 		return -EINVAL;
1480 
1481 	execlist = &vgpu->submission.execlist[ring_id];
1482 
1483 	execlist->elsp_dwords.data[3 - execlist->elsp_dwords.index] = data;
1484 	if (execlist->elsp_dwords.index == 3) {
1485 		ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1486 		if(ret)
1487 			gvt_vgpu_err("fail submit workload on ring %d\n",
1488 				ring_id);
1489 	}
1490 
1491 	++execlist->elsp_dwords.index;
1492 	execlist->elsp_dwords.index &= 0x3;
1493 	return ret;
1494 }
1495 
1496 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1497 		void *p_data, unsigned int bytes)
1498 {
1499 	u32 data = *(u32 *)p_data;
1500 	int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
1501 	bool enable_execlist;
1502 	int ret;
1503 
1504 	write_vreg(vgpu, offset, p_data, bytes);
1505 
1506 	/* when PPGTT mode enabled, we will check if guest has called
1507 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1508 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1509 	 */
1510 	if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1511 			(data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1512 			&& !vgpu->pv_notified) {
1513 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1514 		return 0;
1515 	}
1516 	if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1517 			|| (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1518 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1519 
1520 		gvt_dbg_core("EXECLIST %s on ring %d\n",
1521 				(enable_execlist ? "enabling" : "disabling"),
1522 				ring_id);
1523 
1524 		if (!enable_execlist)
1525 			return 0;
1526 
1527 		ret = intel_vgpu_select_submission_ops(vgpu,
1528 			       ENGINE_MASK(ring_id),
1529 			       INTEL_VGPU_EXECLIST_SUBMISSION);
1530 		if (ret)
1531 			return ret;
1532 
1533 		intel_vgpu_start_schedule(vgpu);
1534 	}
1535 	return 0;
1536 }
1537 
1538 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1539 		unsigned int offset, void *p_data, unsigned int bytes)
1540 {
1541 	unsigned int id = 0;
1542 
1543 	write_vreg(vgpu, offset, p_data, bytes);
1544 	vgpu_vreg(vgpu, offset) = 0;
1545 
1546 	switch (offset) {
1547 	case 0x4260:
1548 		id = RCS;
1549 		break;
1550 	case 0x4264:
1551 		id = VCS;
1552 		break;
1553 	case 0x4268:
1554 		id = VCS2;
1555 		break;
1556 	case 0x426c:
1557 		id = BCS;
1558 		break;
1559 	case 0x4270:
1560 		id = VECS;
1561 		break;
1562 	default:
1563 		return -EINVAL;
1564 	}
1565 	set_bit(id, (void *)vgpu->submission.tlb_handle_pending);
1566 
1567 	return 0;
1568 }
1569 
1570 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1571 	unsigned int offset, void *p_data, unsigned int bytes)
1572 {
1573 	u32 data;
1574 
1575 	write_vreg(vgpu, offset, p_data, bytes);
1576 	data = vgpu_vreg(vgpu, offset);
1577 
1578 	if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1579 		data |= RESET_CTL_READY_TO_RESET;
1580 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1581 		data &= ~RESET_CTL_READY_TO_RESET;
1582 
1583 	vgpu_vreg(vgpu, offset) = data;
1584 	return 0;
1585 }
1586 
1587 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1588 	ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \
1589 		f, s, am, rm, d, r, w); \
1590 	if (ret) \
1591 		return ret; \
1592 } while (0)
1593 
1594 #define MMIO_D(reg, d) \
1595 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1596 
1597 #define MMIO_DH(reg, d, r, w) \
1598 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1599 
1600 #define MMIO_DFH(reg, d, f, r, w) \
1601 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
1602 
1603 #define MMIO_GM(reg, d, r, w) \
1604 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1605 
1606 #define MMIO_GM_RDR(reg, d, r, w) \
1607 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1608 
1609 #define MMIO_RO(reg, d, f, rm, r, w) \
1610 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1611 
1612 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1613 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1614 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1615 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1616 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1617 	if (HAS_BSD2(dev_priv)) \
1618 		MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
1619 } while (0)
1620 
1621 #define MMIO_RING_D(prefix, d) \
1622 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1623 
1624 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1625 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1626 
1627 #define MMIO_RING_GM(prefix, d, r, w) \
1628 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1629 
1630 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1631 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1632 
1633 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1634 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1635 
1636 static int init_generic_mmio_info(struct intel_gvt *gvt)
1637 {
1638 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1639 	int ret;
1640 
1641 	MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1642 		intel_vgpu_reg_imr_handler);
1643 
1644 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1645 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1646 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1647 	MMIO_D(SDEISR, D_ALL);
1648 
1649 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1650 
1651 	MMIO_GM_RDR(RENDER_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1652 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1653 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1654 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1655 
1656 #define RING_REG(base) _MMIO((base) + 0x28)
1657 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1658 #undef RING_REG
1659 
1660 #define RING_REG(base) _MMIO((base) + 0x134)
1661 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1662 #undef RING_REG
1663 
1664 #define RING_REG(base) _MMIO((base) + 0x6c)
1665 	MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
1666 #undef RING_REG
1667 	MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
1668 
1669 	MMIO_GM_RDR(_MMIO(0x2148), D_ALL, NULL, NULL);
1670 	MMIO_GM_RDR(CCID, D_ALL, NULL, NULL);
1671 	MMIO_GM_RDR(_MMIO(0x12198), D_ALL, NULL, NULL);
1672 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
1673 
1674 	MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1675 	MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1676 	MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1677 	MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, mmio_read_from_hw, NULL);
1678 	MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1679 
1680 	/* RING MODE */
1681 #define RING_REG(base) _MMIO((base) + 0x29c)
1682 	MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1683 		ring_mode_mmio_write);
1684 #undef RING_REG
1685 
1686 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1687 		NULL, NULL);
1688 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1689 			NULL, NULL);
1690 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1691 			mmio_read_from_hw, NULL);
1692 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1693 			mmio_read_from_hw, NULL);
1694 
1695 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1696 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1697 		NULL, NULL);
1698 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1699 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1700 	MMIO_DFH(_MMIO(0x2124), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1701 
1702 	MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1703 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1704 	MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1705 	MMIO_DFH(_MMIO(0x20e4), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1706 	MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1707 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1708 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1709 		NULL, NULL);
1710 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1711 		 NULL, NULL);
1712 	MMIO_DFH(_MMIO(0x9030), D_ALL, F_CMD_ACCESS, NULL, NULL);
1713 	MMIO_DFH(_MMIO(0x20a0), D_ALL, F_CMD_ACCESS, NULL, NULL);
1714 	MMIO_DFH(_MMIO(0x2420), D_ALL, F_CMD_ACCESS, NULL, NULL);
1715 	MMIO_DFH(_MMIO(0x2430), D_ALL, F_CMD_ACCESS, NULL, NULL);
1716 	MMIO_DFH(_MMIO(0x2434), D_ALL, F_CMD_ACCESS, NULL, NULL);
1717 	MMIO_DFH(_MMIO(0x2438), D_ALL, F_CMD_ACCESS, NULL, NULL);
1718 	MMIO_DFH(_MMIO(0x243c), D_ALL, F_CMD_ACCESS, NULL, NULL);
1719 	MMIO_DFH(_MMIO(0x7018), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1720 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1721 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1722 
1723 	/* display */
1724 	MMIO_F(_MMIO(0x60220), 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1725 	MMIO_D(_MMIO(0x602a0), D_ALL);
1726 
1727 	MMIO_D(_MMIO(0x65050), D_ALL);
1728 	MMIO_D(_MMIO(0x650b4), D_ALL);
1729 
1730 	MMIO_D(_MMIO(0xc4040), D_ALL);
1731 	MMIO_D(DERRMR, D_ALL);
1732 
1733 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1734 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1735 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1736 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1737 
1738 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1739 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1740 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1741 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1742 
1743 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1744 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1745 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1746 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1747 
1748 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1749 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1750 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1751 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1752 
1753 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1754 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1755 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1756 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1757 
1758 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
1759 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
1760 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
1761 
1762 	MMIO_D(CURPOS(PIPE_A), D_ALL);
1763 	MMIO_D(CURPOS(PIPE_B), D_ALL);
1764 	MMIO_D(CURPOS(PIPE_C), D_ALL);
1765 
1766 	MMIO_D(CURBASE(PIPE_A), D_ALL);
1767 	MMIO_D(CURBASE(PIPE_B), D_ALL);
1768 	MMIO_D(CURBASE(PIPE_C), D_ALL);
1769 
1770 	MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL);
1771 	MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL);
1772 	MMIO_D(CUR_FBC_CTL(PIPE_C), D_ALL);
1773 
1774 	MMIO_D(_MMIO(0x700ac), D_ALL);
1775 	MMIO_D(_MMIO(0x710ac), D_ALL);
1776 	MMIO_D(_MMIO(0x720ac), D_ALL);
1777 
1778 	MMIO_D(_MMIO(0x70090), D_ALL);
1779 	MMIO_D(_MMIO(0x70094), D_ALL);
1780 	MMIO_D(_MMIO(0x70098), D_ALL);
1781 	MMIO_D(_MMIO(0x7009c), D_ALL);
1782 
1783 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
1784 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
1785 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
1786 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
1787 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
1788 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
1789 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
1790 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
1791 
1792 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
1793 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
1794 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
1795 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
1796 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
1797 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
1798 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
1799 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
1800 
1801 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
1802 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
1803 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
1804 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
1805 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
1806 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
1807 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
1808 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
1809 
1810 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
1811 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
1812 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
1813 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
1814 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
1815 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
1816 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
1817 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
1818 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
1819 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
1820 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
1821 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
1822 
1823 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
1824 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
1825 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
1826 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
1827 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
1828 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
1829 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
1830 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
1831 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
1832 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
1833 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
1834 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
1835 
1836 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
1837 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
1838 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
1839 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
1840 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
1841 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
1842 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
1843 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
1844 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
1845 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
1846 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
1847 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
1848 
1849 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
1850 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
1851 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
1852 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
1853 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
1854 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
1855 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
1856 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
1857 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
1858 
1859 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
1860 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
1861 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
1862 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
1863 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
1864 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
1865 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
1866 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
1867 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
1868 
1869 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
1870 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
1871 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
1872 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
1873 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
1874 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
1875 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
1876 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
1877 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
1878 
1879 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
1880 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
1881 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
1882 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
1883 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
1884 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
1885 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
1886 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
1887 
1888 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
1889 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
1890 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
1891 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
1892 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
1893 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
1894 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
1895 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
1896 
1897 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
1898 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
1899 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
1900 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
1901 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
1902 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
1903 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
1904 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
1905 
1906 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
1907 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
1908 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
1909 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
1910 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
1911 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
1912 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
1913 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
1914 
1915 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
1916 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
1917 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
1918 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
1919 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
1920 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
1921 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
1922 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
1923 
1924 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
1925 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
1926 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
1927 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
1928 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
1929 
1930 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
1931 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
1932 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
1933 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
1934 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
1935 
1936 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
1937 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
1938 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
1939 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
1940 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
1941 
1942 	MMIO_D(WM0_PIPEA_ILK, D_ALL);
1943 	MMIO_D(WM0_PIPEB_ILK, D_ALL);
1944 	MMIO_D(WM0_PIPEC_IVB, D_ALL);
1945 	MMIO_D(WM1_LP_ILK, D_ALL);
1946 	MMIO_D(WM2_LP_ILK, D_ALL);
1947 	MMIO_D(WM3_LP_ILK, D_ALL);
1948 	MMIO_D(WM1S_LP_ILK, D_ALL);
1949 	MMIO_D(WM2S_LP_IVB, D_ALL);
1950 	MMIO_D(WM3S_LP_IVB, D_ALL);
1951 
1952 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
1953 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
1954 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
1955 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
1956 
1957 	MMIO_D(_MMIO(0x48268), D_ALL);
1958 
1959 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
1960 		gmbus_mmio_write);
1961 	MMIO_F(PCH_GPIOA, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
1962 	MMIO_F(_MMIO(0xe4f00), 0x28, 0, 0, 0, D_ALL, NULL, NULL);
1963 
1964 	MMIO_F(_MMIO(_PCH_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1965 		dp_aux_ch_ctl_mmio_write);
1966 	MMIO_F(_MMIO(_PCH_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1967 		dp_aux_ch_ctl_mmio_write);
1968 	MMIO_F(_MMIO(_PCH_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1969 		dp_aux_ch_ctl_mmio_write);
1970 
1971 	MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
1972 
1973 	MMIO_DH(_MMIO(_PCH_TRANSACONF), D_ALL, NULL, transconf_mmio_write);
1974 	MMIO_DH(_MMIO(_PCH_TRANSBCONF), D_ALL, NULL, transconf_mmio_write);
1975 
1976 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
1977 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
1978 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
1979 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1980 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1981 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1982 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1983 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1984 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1985 
1986 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_A), D_ALL);
1987 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_A), D_ALL);
1988 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_A), D_ALL);
1989 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_A), D_ALL);
1990 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_A), D_ALL);
1991 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
1992 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_A), D_ALL);
1993 
1994 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_B), D_ALL);
1995 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_B), D_ALL);
1996 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_B), D_ALL);
1997 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_B), D_ALL);
1998 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_B), D_ALL);
1999 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_B), D_ALL);
2000 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_B), D_ALL);
2001 
2002 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M1), D_ALL);
2003 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N1), D_ALL);
2004 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M2), D_ALL);
2005 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N2), D_ALL);
2006 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M1), D_ALL);
2007 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N1), D_ALL);
2008 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M2), D_ALL);
2009 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N2), D_ALL);
2010 
2011 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
2012 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
2013 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
2014 
2015 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
2016 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
2017 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
2018 
2019 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
2020 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
2021 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
2022 
2023 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
2024 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
2025 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
2026 
2027 	MMIO_D(_MMIO(_FDI_RXA_MISC), D_ALL);
2028 	MMIO_D(_MMIO(_FDI_RXB_MISC), D_ALL);
2029 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE1), D_ALL);
2030 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE2), D_ALL);
2031 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE1), D_ALL);
2032 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE2), D_ALL);
2033 
2034 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
2035 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
2036 	MMIO_D(PCH_PP_STATUS,  D_ALL);
2037 	MMIO_D(PCH_LVDS, D_ALL);
2038 	MMIO_D(_MMIO(_PCH_DPLL_A), D_ALL);
2039 	MMIO_D(_MMIO(_PCH_DPLL_B), D_ALL);
2040 	MMIO_D(_MMIO(_PCH_FPA0), D_ALL);
2041 	MMIO_D(_MMIO(_PCH_FPA1), D_ALL);
2042 	MMIO_D(_MMIO(_PCH_FPB0), D_ALL);
2043 	MMIO_D(_MMIO(_PCH_FPB1), D_ALL);
2044 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
2045 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2046 	MMIO_D(PCH_DPLL_SEL, D_ALL);
2047 
2048 	MMIO_D(_MMIO(0x61208), D_ALL);
2049 	MMIO_D(_MMIO(0x6120c), D_ALL);
2050 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2051 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2052 
2053 	MMIO_DH(_MMIO(0xe651c), D_ALL, dpy_reg_mmio_read, NULL);
2054 	MMIO_DH(_MMIO(0xe661c), D_ALL, dpy_reg_mmio_read, NULL);
2055 	MMIO_DH(_MMIO(0xe671c), D_ALL, dpy_reg_mmio_read, NULL);
2056 	MMIO_DH(_MMIO(0xe681c), D_ALL, dpy_reg_mmio_read, NULL);
2057 	MMIO_DH(_MMIO(0xe6c04), D_ALL, dpy_reg_mmio_read, NULL);
2058 	MMIO_DH(_MMIO(0xe6e1c), D_ALL, dpy_reg_mmio_read, NULL);
2059 
2060 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2061 		PORTA_HOTPLUG_STATUS_MASK
2062 		| PORTB_HOTPLUG_STATUS_MASK
2063 		| PORTC_HOTPLUG_STATUS_MASK
2064 		| PORTD_HOTPLUG_STATUS_MASK,
2065 		NULL, NULL);
2066 
2067 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2068 	MMIO_D(FUSE_STRAP, D_ALL);
2069 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2070 
2071 	MMIO_D(DISP_ARB_CTL, D_ALL);
2072 	MMIO_D(DISP_ARB_CTL2, D_ALL);
2073 
2074 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2075 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2076 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2077 
2078 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
2079 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2080 	MMIO_D(_MMIO(_TRANSA_CHICKEN1), D_ALL);
2081 	MMIO_D(_MMIO(_TRANSB_CHICKEN1), D_ALL);
2082 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2083 	MMIO_D(_MMIO(_TRANSA_CHICKEN2), D_ALL);
2084 	MMIO_D(_MMIO(_TRANSB_CHICKEN2), D_ALL);
2085 
2086 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2087 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2088 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2089 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2090 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2091 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2092 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2093 
2094 	MMIO_D(IPS_CTL, D_ALL);
2095 
2096 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2097 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2098 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2099 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2100 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2101 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2102 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2103 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2104 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2105 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2106 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2107 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2108 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2109 
2110 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2111 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2112 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2113 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2114 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2115 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2116 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2117 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2118 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2119 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2120 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2121 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2122 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2123 
2124 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2125 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2126 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2127 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2128 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2129 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2130 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2131 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2132 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2133 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2134 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2135 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2136 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2137 
2138 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2139 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2140 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2141 
2142 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2143 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2144 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2145 
2146 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2147 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2148 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2149 
2150 	MMIO_D(_MMIO(0x60110), D_ALL);
2151 	MMIO_D(_MMIO(0x61110), D_ALL);
2152 	MMIO_F(_MMIO(0x70400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2153 	MMIO_F(_MMIO(0x71400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2154 	MMIO_F(_MMIO(0x72400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2155 	MMIO_F(_MMIO(0x70440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2156 	MMIO_F(_MMIO(0x71440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2157 	MMIO_F(_MMIO(0x72440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2158 	MMIO_F(_MMIO(0x7044c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2159 	MMIO_F(_MMIO(0x7144c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2160 	MMIO_F(_MMIO(0x7244c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2161 
2162 	MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2163 	MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2164 	MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2165 	MMIO_D(SPLL_CTL, D_ALL);
2166 	MMIO_D(_MMIO(_WRPLL_CTL1), D_ALL);
2167 	MMIO_D(_MMIO(_WRPLL_CTL2), D_ALL);
2168 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2169 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2170 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2171 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2172 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2173 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2174 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2175 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2176 
2177 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2178 	MMIO_D(_MMIO(0x46508), D_ALL);
2179 
2180 	MMIO_D(_MMIO(0x49080), D_ALL);
2181 	MMIO_D(_MMIO(0x49180), D_ALL);
2182 	MMIO_D(_MMIO(0x49280), D_ALL);
2183 
2184 	MMIO_F(_MMIO(0x49090), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2185 	MMIO_F(_MMIO(0x49190), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2186 	MMIO_F(_MMIO(0x49290), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2187 
2188 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2189 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2190 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2191 
2192 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2193 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2194 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2195 
2196 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2197 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2198 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2199 
2200 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2201 	MMIO_D(SBI_ADDR, D_ALL);
2202 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2203 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2204 	MMIO_D(PIXCLK_GATE, D_ALL);
2205 
2206 	MMIO_F(_MMIO(_DPA_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_ALL, NULL,
2207 		dp_aux_ch_ctl_mmio_write);
2208 
2209 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2210 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2211 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2212 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2213 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2214 
2215 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2216 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2217 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2218 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2219 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2220 
2221 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2222 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2223 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2224 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2225 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2226 
2227 	MMIO_F(_MMIO(_DDI_BUF_TRANS_A), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2228 	MMIO_F(_MMIO(0x64e60), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2229 	MMIO_F(_MMIO(0x64eC0), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2230 	MMIO_F(_MMIO(0x64f20), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2231 	MMIO_F(_MMIO(0x64f80), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2232 
2233 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2234 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2235 	MMIO_D(HSW_AUD_MISC_CTRL(PIPE_A), D_ALL);
2236 
2237 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_A), D_ALL, NULL, NULL);
2238 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_B), D_ALL, NULL, NULL);
2239 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_C), D_ALL, NULL, NULL);
2240 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_EDP), D_ALL, NULL, NULL);
2241 
2242 	MMIO_D(_MMIO(_TRANSA_MSA_MISC), D_ALL);
2243 	MMIO_D(_MMIO(_TRANSB_MSA_MISC), D_ALL);
2244 	MMIO_D(_MMIO(_TRANSC_MSA_MISC), D_ALL);
2245 	MMIO_D(_MMIO(_TRANS_EDP_MSA_MISC), D_ALL);
2246 
2247 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2248 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2249 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2250 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2251 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2252 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2253 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2254 	MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2255 	MMIO_D(ECOBUS, D_ALL);
2256 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2257 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2258 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2259 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2260 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2261 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2262 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2263 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2264 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2265 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2266 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2267 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2268 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2269 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2270 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2271 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2272 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2273 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2274 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2275 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2276 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2277 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2278 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2279 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2280 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2281 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2282 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2283 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2284 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2285 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2286 	/*
2287 	 * Use an arbitrary power well controlled by the PWR_WELL_CTL
2288 	 * register.
2289 	 */
2290 	MMIO_DH(HSW_PWR_WELL_CTL_BIOS(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2291 		power_well_ctl_mmio_write);
2292 	MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2293 		power_well_ctl_mmio_write);
2294 	MMIO_DH(HSW_PWR_WELL_CTL_KVMR, D_BDW, NULL, power_well_ctl_mmio_write);
2295 	MMIO_DH(HSW_PWR_WELL_CTL_DEBUG(HSW_DISP_PW_GLOBAL), D_BDW, NULL,
2296 		power_well_ctl_mmio_write);
2297 	MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2298 	MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2299 
2300 	MMIO_D(RSTDBYCTL, D_ALL);
2301 
2302 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2303 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2304 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2305 
2306 	MMIO_D(TILECTL, D_ALL);
2307 
2308 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2309 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2310 
2311 	MMIO_F(_MMIO(0x4f000), 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2312 
2313 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2314 	MMIO_D(_MMIO(0x13812c), D_ALL);
2315 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2316 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2317 	MMIO_D(HSW_IDICR, D_ALL);
2318 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2319 
2320 	MMIO_D(_MMIO(0x3c), D_ALL);
2321 	MMIO_D(_MMIO(0x860), D_ALL);
2322 	MMIO_D(ECOSKPD, D_ALL);
2323 	MMIO_D(_MMIO(0x121d0), D_ALL);
2324 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2325 	MMIO_D(_MMIO(0x41d0), D_ALL);
2326 	MMIO_D(GAC_ECO_BITS, D_ALL);
2327 	MMIO_D(_MMIO(0x6200), D_ALL);
2328 	MMIO_D(_MMIO(0x6204), D_ALL);
2329 	MMIO_D(_MMIO(0x6208), D_ALL);
2330 	MMIO_D(_MMIO(0x7118), D_ALL);
2331 	MMIO_D(_MMIO(0x7180), D_ALL);
2332 	MMIO_D(_MMIO(0x7408), D_ALL);
2333 	MMIO_D(_MMIO(0x7c00), D_ALL);
2334 	MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2335 	MMIO_D(_MMIO(0x911c), D_ALL);
2336 	MMIO_D(_MMIO(0x9120), D_ALL);
2337 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2338 
2339 	MMIO_D(GAB_CTL, D_ALL);
2340 	MMIO_D(_MMIO(0x48800), D_ALL);
2341 	MMIO_D(_MMIO(0xce044), D_ALL);
2342 	MMIO_D(_MMIO(0xe6500), D_ALL);
2343 	MMIO_D(_MMIO(0xe6504), D_ALL);
2344 	MMIO_D(_MMIO(0xe6600), D_ALL);
2345 	MMIO_D(_MMIO(0xe6604), D_ALL);
2346 	MMIO_D(_MMIO(0xe6700), D_ALL);
2347 	MMIO_D(_MMIO(0xe6704), D_ALL);
2348 	MMIO_D(_MMIO(0xe6800), D_ALL);
2349 	MMIO_D(_MMIO(0xe6804), D_ALL);
2350 	MMIO_D(PCH_GMBUS4, D_ALL);
2351 	MMIO_D(PCH_GMBUS5, D_ALL);
2352 
2353 	MMIO_D(_MMIO(0x902c), D_ALL);
2354 	MMIO_D(_MMIO(0xec008), D_ALL);
2355 	MMIO_D(_MMIO(0xec00c), D_ALL);
2356 	MMIO_D(_MMIO(0xec008 + 0x18), D_ALL);
2357 	MMIO_D(_MMIO(0xec00c + 0x18), D_ALL);
2358 	MMIO_D(_MMIO(0xec008 + 0x18 * 2), D_ALL);
2359 	MMIO_D(_MMIO(0xec00c + 0x18 * 2), D_ALL);
2360 	MMIO_D(_MMIO(0xec008 + 0x18 * 3), D_ALL);
2361 	MMIO_D(_MMIO(0xec00c + 0x18 * 3), D_ALL);
2362 	MMIO_D(_MMIO(0xec408), D_ALL);
2363 	MMIO_D(_MMIO(0xec40c), D_ALL);
2364 	MMIO_D(_MMIO(0xec408 + 0x18), D_ALL);
2365 	MMIO_D(_MMIO(0xec40c + 0x18), D_ALL);
2366 	MMIO_D(_MMIO(0xec408 + 0x18 * 2), D_ALL);
2367 	MMIO_D(_MMIO(0xec40c + 0x18 * 2), D_ALL);
2368 	MMIO_D(_MMIO(0xec408 + 0x18 * 3), D_ALL);
2369 	MMIO_D(_MMIO(0xec40c + 0x18 * 3), D_ALL);
2370 	MMIO_D(_MMIO(0xfc810), D_ALL);
2371 	MMIO_D(_MMIO(0xfc81c), D_ALL);
2372 	MMIO_D(_MMIO(0xfc828), D_ALL);
2373 	MMIO_D(_MMIO(0xfc834), D_ALL);
2374 	MMIO_D(_MMIO(0xfcc00), D_ALL);
2375 	MMIO_D(_MMIO(0xfcc0c), D_ALL);
2376 	MMIO_D(_MMIO(0xfcc18), D_ALL);
2377 	MMIO_D(_MMIO(0xfcc24), D_ALL);
2378 	MMIO_D(_MMIO(0xfd000), D_ALL);
2379 	MMIO_D(_MMIO(0xfd00c), D_ALL);
2380 	MMIO_D(_MMIO(0xfd018), D_ALL);
2381 	MMIO_D(_MMIO(0xfd024), D_ALL);
2382 	MMIO_D(_MMIO(0xfd034), D_ALL);
2383 
2384 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2385 	MMIO_D(_MMIO(0x2054), D_ALL);
2386 	MMIO_D(_MMIO(0x12054), D_ALL);
2387 	MMIO_D(_MMIO(0x22054), D_ALL);
2388 	MMIO_D(_MMIO(0x1a054), D_ALL);
2389 
2390 	MMIO_D(_MMIO(0x44070), D_ALL);
2391 	MMIO_DFH(_MMIO(0x215c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2392 	MMIO_DFH(_MMIO(0x2178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2393 	MMIO_DFH(_MMIO(0x217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2394 	MMIO_DFH(_MMIO(0x12178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2395 	MMIO_DFH(_MMIO(0x1217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2396 
2397 	MMIO_F(_MMIO(0x2290), 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2398 	MMIO_D(_MMIO(0x2b00), D_BDW_PLUS);
2399 	MMIO_D(_MMIO(0x2360), D_BDW_PLUS);
2400 	MMIO_F(_MMIO(0x5200), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2401 	MMIO_F(_MMIO(0x5240), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2402 	MMIO_F(_MMIO(0x5280), 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2403 
2404 	MMIO_DFH(_MMIO(0x1c17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2405 	MMIO_DFH(_MMIO(0x1c178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2406 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2407 
2408 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2409 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2410 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2411 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2412 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2413 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2414 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2415 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2416 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2417 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2418 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2419 	MMIO_DH(_MMIO(0x4260), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2420 	MMIO_DH(_MMIO(0x4264), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2421 	MMIO_DH(_MMIO(0x4268), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2422 	MMIO_DH(_MMIO(0x426c), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2423 	MMIO_DH(_MMIO(0x4270), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2424 	MMIO_DFH(_MMIO(0x4094), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2425 
2426 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2427 	MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2428 	MMIO_DFH(_MMIO(0x2220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2429 	MMIO_DFH(_MMIO(0x12220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2430 	MMIO_DFH(_MMIO(0x22220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2431 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2432 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2433 	MMIO_DFH(_MMIO(0x22178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2434 	MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2435 	MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2436 	MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2437 	return 0;
2438 }
2439 
2440 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2441 {
2442 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2443 	int ret;
2444 
2445 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2446 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2447 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2448 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2449 
2450 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2451 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2452 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2453 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2454 
2455 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2456 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2457 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2458 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2459 
2460 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2461 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2462 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2463 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2464 
2465 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2466 		intel_vgpu_reg_imr_handler);
2467 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2468 		intel_vgpu_reg_ier_handler);
2469 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2470 		intel_vgpu_reg_iir_handler);
2471 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2472 
2473 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2474 		intel_vgpu_reg_imr_handler);
2475 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2476 		intel_vgpu_reg_ier_handler);
2477 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2478 		intel_vgpu_reg_iir_handler);
2479 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2480 
2481 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2482 		intel_vgpu_reg_imr_handler);
2483 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2484 		intel_vgpu_reg_ier_handler);
2485 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2486 		intel_vgpu_reg_iir_handler);
2487 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2488 
2489 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2490 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2491 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2492 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2493 
2494 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2495 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2496 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2497 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2498 
2499 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2500 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2501 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2502 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2503 
2504 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2505 		intel_vgpu_reg_master_irq_handler);
2506 
2507 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS,
2508 		mmio_read_from_hw, NULL);
2509 
2510 #define RING_REG(base) _MMIO((base) + 0xd0)
2511 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
2512 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2513 		ring_reset_ctl_write);
2514 #undef RING_REG
2515 
2516 #define RING_REG(base) _MMIO((base) + 0x230)
2517 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2518 #undef RING_REG
2519 
2520 #define RING_REG(base) _MMIO((base) + 0x234)
2521 	MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2522 		NULL, NULL);
2523 #undef RING_REG
2524 
2525 #define RING_REG(base) _MMIO((base) + 0x244)
2526 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2527 #undef RING_REG
2528 
2529 #define RING_REG(base) _MMIO((base) + 0x370)
2530 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2531 #undef RING_REG
2532 
2533 #define RING_REG(base) _MMIO((base) + 0x3a0)
2534 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2535 #undef RING_REG
2536 
2537 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2538 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2539 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2540 	MMIO_D(_MMIO(0x1c1d0), D_BDW_PLUS);
2541 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2542 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2543 	MMIO_D(_MMIO(0x1c054), D_BDW_PLUS);
2544 
2545 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2546 
2547 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2548 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2549 
2550 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2551 
2552 #define RING_REG(base) _MMIO((base) + 0x270)
2553 	MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2554 #undef RING_REG
2555 
2556 	MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, hws_pga_write);
2557 
2558 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2559 
2560 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2561 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2562 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2563 
2564 	MMIO_D(WM_MISC, D_BDW);
2565 	MMIO_D(_MMIO(BDW_EDP_PSR_BASE), D_BDW);
2566 
2567 	MMIO_D(_MMIO(0x6671c), D_BDW_PLUS);
2568 	MMIO_D(_MMIO(0x66c00), D_BDW_PLUS);
2569 	MMIO_D(_MMIO(0x66c04), D_BDW_PLUS);
2570 
2571 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2572 
2573 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2574 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2575 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2576 
2577 	MMIO_D(_MMIO(0xfdc), D_BDW_PLUS);
2578 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2579 		NULL, NULL);
2580 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2581 		NULL, NULL);
2582 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2583 
2584 	MMIO_DFH(_MMIO(0xb1f0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2585 	MMIO_DFH(_MMIO(0xb1c0), D_BDW, F_CMD_ACCESS, NULL, NULL);
2586 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2587 	MMIO_DFH(_MMIO(0xb100), D_BDW, F_CMD_ACCESS, NULL, NULL);
2588 	MMIO_DFH(_MMIO(0xb10c), D_BDW, F_CMD_ACCESS, NULL, NULL);
2589 	MMIO_D(_MMIO(0xb110), D_BDW);
2590 
2591 	MMIO_F(_MMIO(0x24d0), 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2592 		NULL, force_nonpriv_write);
2593 
2594 	MMIO_D(_MMIO(0x44484), D_BDW_PLUS);
2595 	MMIO_D(_MMIO(0x4448c), D_BDW_PLUS);
2596 
2597 	MMIO_DFH(_MMIO(0x83a4), D_BDW, F_CMD_ACCESS, NULL, NULL);
2598 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2599 
2600 	MMIO_DFH(_MMIO(0x8430), D_BDW, F_CMD_ACCESS, NULL, NULL);
2601 
2602 	MMIO_D(_MMIO(0x110000), D_BDW_PLUS);
2603 
2604 	MMIO_D(_MMIO(0x48400), D_BDW_PLUS);
2605 
2606 	MMIO_D(_MMIO(0x6e570), D_BDW_PLUS);
2607 	MMIO_D(_MMIO(0x65f10), D_BDW_PLUS);
2608 
2609 	MMIO_DFH(_MMIO(0xe194), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2610 	MMIO_DFH(_MMIO(0xe188), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2611 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2612 	MMIO_DFH(_MMIO(0x2580), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2613 
2614 	MMIO_DFH(_MMIO(0x2248), D_BDW, F_CMD_ACCESS, NULL, NULL);
2615 
2616 	MMIO_DFH(_MMIO(0xe220), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2617 	MMIO_DFH(_MMIO(0xe230), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2618 	MMIO_DFH(_MMIO(0xe240), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2619 	MMIO_DFH(_MMIO(0xe260), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2620 	MMIO_DFH(_MMIO(0xe270), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2621 	MMIO_DFH(_MMIO(0xe280), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2622 	MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2623 	MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2624 	MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2625 	return 0;
2626 }
2627 
2628 static int init_skl_mmio_info(struct intel_gvt *gvt)
2629 {
2630 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2631 	int ret;
2632 
2633 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2634 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2635 	MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2636 	MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2637 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2638 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2639 
2640 	MMIO_F(_MMIO(_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2641 						dp_aux_ch_ctl_mmio_write);
2642 	MMIO_F(_MMIO(_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2643 						dp_aux_ch_ctl_mmio_write);
2644 	MMIO_F(_MMIO(_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2645 						dp_aux_ch_ctl_mmio_write);
2646 
2647 	/*
2648 	 * Use an arbitrary power well controlled by the PWR_WELL_CTL
2649 	 * register.
2650 	 */
2651 	MMIO_D(HSW_PWR_WELL_CTL_BIOS(SKL_DISP_PW_MISC_IO), D_SKL_PLUS);
2652 	MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(SKL_DISP_PW_MISC_IO), D_SKL_PLUS, NULL,
2653 		skl_power_well_ctl_write);
2654 
2655 	MMIO_D(_MMIO(0xa210), D_SKL_PLUS);
2656 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2657 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2658 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2659 	MMIO_DH(_MMIO(0x4ddc), D_SKL_PLUS, NULL, NULL);
2660 	MMIO_DH(_MMIO(0x42080), D_SKL_PLUS, NULL, NULL);
2661 	MMIO_D(_MMIO(0x45504), D_SKL_PLUS);
2662 	MMIO_D(_MMIO(0x45520), D_SKL_PLUS);
2663 	MMIO_D(_MMIO(0x46000), D_SKL_PLUS);
2664 	MMIO_DH(_MMIO(0x46010), D_SKL | D_KBL, NULL, skl_lcpll_write);
2665 	MMIO_DH(_MMIO(0x46014), D_SKL | D_KBL, NULL, skl_lcpll_write);
2666 	MMIO_D(_MMIO(0x6C040), D_SKL | D_KBL);
2667 	MMIO_D(_MMIO(0x6C048), D_SKL | D_KBL);
2668 	MMIO_D(_MMIO(0x6C050), D_SKL | D_KBL);
2669 	MMIO_D(_MMIO(0x6C044), D_SKL | D_KBL);
2670 	MMIO_D(_MMIO(0x6C04C), D_SKL | D_KBL);
2671 	MMIO_D(_MMIO(0x6C054), D_SKL | D_KBL);
2672 	MMIO_D(_MMIO(0x6c058), D_SKL | D_KBL);
2673 	MMIO_D(_MMIO(0x6c05c), D_SKL | D_KBL);
2674 	MMIO_DH(_MMIO(0x6c060), D_SKL | D_KBL, dpll_status_read, NULL);
2675 
2676 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2677 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2678 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2679 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2680 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2681 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2682 
2683 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2684 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2685 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2686 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2687 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2688 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2689 
2690 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2691 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2692 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2693 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2694 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2695 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2696 
2697 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2698 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2699 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2700 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2701 
2702 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2703 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2704 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2705 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2706 
2707 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2708 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2709 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2710 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2711 
2712 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
2713 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
2714 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
2715 
2716 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2717 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2718 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2719 
2720 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2721 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2722 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2723 
2724 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2725 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2726 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2727 
2728 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2729 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2730 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2731 
2732 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2733 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2734 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2735 
2736 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2737 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2738 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2739 
2740 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2741 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2742 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2743 
2744 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
2745 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
2746 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
2747 
2748 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2749 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2750 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2751 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2752 
2753 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2754 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2755 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2756 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2757 
2758 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2759 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2760 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2761 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2762 
2763 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
2764 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
2765 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
2766 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
2767 
2768 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
2769 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
2770 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
2771 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
2772 
2773 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
2774 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
2775 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
2776 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
2777 
2778 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
2779 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
2780 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
2781 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
2782 
2783 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
2784 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
2785 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
2786 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
2787 
2788 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
2789 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
2790 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
2791 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
2792 
2793 	MMIO_D(_MMIO(0x70380), D_SKL_PLUS);
2794 	MMIO_D(_MMIO(0x71380), D_SKL_PLUS);
2795 	MMIO_D(_MMIO(0x72380), D_SKL_PLUS);
2796 	MMIO_D(_MMIO(0x7239c), D_SKL_PLUS);
2797 	MMIO_D(_MMIO(0x7039c), D_SKL_PLUS);
2798 
2799 	MMIO_D(_MMIO(0x8f074), D_SKL | D_KBL);
2800 	MMIO_D(_MMIO(0x8f004), D_SKL | D_KBL);
2801 	MMIO_D(_MMIO(0x8f034), D_SKL | D_KBL);
2802 
2803 	MMIO_D(_MMIO(0xb11c), D_SKL | D_KBL);
2804 
2805 	MMIO_D(_MMIO(0x51000), D_SKL | D_KBL);
2806 	MMIO_D(_MMIO(0x6c00c), D_SKL_PLUS);
2807 
2808 	MMIO_F(_MMIO(0xc800), 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2809 	MMIO_F(_MMIO(0xb020), 0x80, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2810 
2811 	MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
2812 	MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
2813 	MMIO_D(RC6_LOCATION, D_SKL_PLUS);
2814 	MMIO_DFH(_MMIO(0x20e0), D_SKL_PLUS, F_MODE_MASK, NULL, NULL);
2815 	MMIO_DFH(_MMIO(0x20ec), D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2816 
2817 	/* TRTT */
2818 	MMIO_DFH(_MMIO(0x4de0), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2819 	MMIO_DFH(_MMIO(0x4de4), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2820 	MMIO_DFH(_MMIO(0x4de8), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2821 	MMIO_DFH(_MMIO(0x4dec), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2822 	MMIO_DFH(_MMIO(0x4df0), D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2823 	MMIO_DFH(_MMIO(0x4df4), D_SKL | D_KBL, F_CMD_ACCESS, NULL, gen9_trtte_write);
2824 	MMIO_DH(_MMIO(0x4dfc), D_SKL | D_KBL, NULL, gen9_trtt_chicken_write);
2825 
2826 	MMIO_D(_MMIO(0x45008), D_SKL | D_KBL);
2827 
2828 	MMIO_D(_MMIO(0x46430), D_SKL | D_KBL);
2829 
2830 	MMIO_D(_MMIO(0x46520), D_SKL | D_KBL);
2831 
2832 	MMIO_D(_MMIO(0xc403c), D_SKL | D_KBL);
2833 	MMIO_D(_MMIO(0xb004), D_SKL_PLUS);
2834 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
2835 
2836 	MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
2837 	MMIO_D(_MMIO(0x1082c0), D_SKL | D_KBL);
2838 	MMIO_D(_MMIO(0x4068), D_SKL | D_KBL);
2839 	MMIO_D(_MMIO(0x67054), D_SKL | D_KBL);
2840 	MMIO_D(_MMIO(0x6e560), D_SKL | D_KBL);
2841 	MMIO_D(_MMIO(0x6e554), D_SKL | D_KBL);
2842 	MMIO_D(_MMIO(0x2b20), D_SKL | D_KBL);
2843 	MMIO_D(_MMIO(0x65f00), D_SKL | D_KBL);
2844 	MMIO_D(_MMIO(0x65f08), D_SKL | D_KBL);
2845 	MMIO_D(_MMIO(0x320f0), D_SKL | D_KBL);
2846 
2847 	MMIO_D(_MMIO(0x70034), D_SKL_PLUS);
2848 	MMIO_D(_MMIO(0x71034), D_SKL_PLUS);
2849 	MMIO_D(_MMIO(0x72034), D_SKL_PLUS);
2850 
2851 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_A)), D_SKL_PLUS);
2852 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_B)), D_SKL_PLUS);
2853 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_C)), D_SKL_PLUS);
2854 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_A)), D_SKL_PLUS);
2855 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_B)), D_SKL_PLUS);
2856 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_C)), D_SKL_PLUS);
2857 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_A)), D_SKL_PLUS);
2858 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
2859 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
2860 
2861 	MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
2862 	MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2863 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL | D_KBL, F_MODE_MASK | F_CMD_ACCESS,
2864 		NULL, NULL);
2865 
2866 	MMIO_D(_MMIO(0x4ab8), D_KBL);
2867 	MMIO_D(_MMIO(0x2248), D_SKL_PLUS | D_KBL);
2868 
2869 	return 0;
2870 }
2871 
2872 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
2873 					      unsigned int offset)
2874 {
2875 	unsigned long device = intel_gvt_get_device_type(gvt);
2876 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
2877 	int num = gvt->mmio.num_mmio_block;
2878 	int i;
2879 
2880 	for (i = 0; i < num; i++, block++) {
2881 		if (!(device & block->device))
2882 			continue;
2883 		if (offset >= i915_mmio_reg_offset(block->offset) &&
2884 		    offset < i915_mmio_reg_offset(block->offset) + block->size)
2885 			return block;
2886 	}
2887 	return NULL;
2888 }
2889 
2890 /**
2891  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
2892  * @gvt: GVT device
2893  *
2894  * This function is called at the driver unloading stage, to clean up the MMIO
2895  * information table of GVT device
2896  *
2897  */
2898 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
2899 {
2900 	struct hlist_node *tmp;
2901 	struct intel_gvt_mmio_info *e;
2902 	int i;
2903 
2904 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
2905 		kfree(e);
2906 
2907 	vfree(gvt->mmio.mmio_attribute);
2908 	gvt->mmio.mmio_attribute = NULL;
2909 }
2910 
2911 /* Special MMIO blocks. */
2912 static struct gvt_mmio_block mmio_blocks[] = {
2913 	{D_SKL_PLUS, _MMIO(CSR_MMIO_START_RANGE), 0x3000, NULL, NULL},
2914 	{D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
2915 	{D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
2916 		pvinfo_mmio_read, pvinfo_mmio_write},
2917 	{D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
2918 	{D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
2919 	{D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
2920 };
2921 
2922 /**
2923  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
2924  * @gvt: GVT device
2925  *
2926  * This function is called at the initialization stage, to setup the MMIO
2927  * information table for GVT device
2928  *
2929  * Returns:
2930  * zero on success, negative if failed.
2931  */
2932 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
2933 {
2934 	struct intel_gvt_device_info *info = &gvt->device_info;
2935 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2936 	int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
2937 	int ret;
2938 
2939 	gvt->mmio.mmio_attribute = vzalloc(size);
2940 	if (!gvt->mmio.mmio_attribute)
2941 		return -ENOMEM;
2942 
2943 	ret = init_generic_mmio_info(gvt);
2944 	if (ret)
2945 		goto err;
2946 
2947 	if (IS_BROADWELL(dev_priv)) {
2948 		ret = init_broadwell_mmio_info(gvt);
2949 		if (ret)
2950 			goto err;
2951 	} else if (IS_SKYLAKE(dev_priv)
2952 		|| IS_KABYLAKE(dev_priv)) {
2953 		ret = init_broadwell_mmio_info(gvt);
2954 		if (ret)
2955 			goto err;
2956 		ret = init_skl_mmio_info(gvt);
2957 		if (ret)
2958 			goto err;
2959 	}
2960 
2961 	gvt->mmio.mmio_block = mmio_blocks;
2962 	gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
2963 
2964 	return 0;
2965 err:
2966 	intel_gvt_clean_mmio_info(gvt);
2967 	return ret;
2968 }
2969 
2970 /**
2971  * intel_gvt_for_each_tracked_mmio - iterate each tracked mmio
2972  * @gvt: a GVT device
2973  * @handler: the handler
2974  * @data: private data given to handler
2975  *
2976  * Returns:
2977  * Zero on success, negative error code if failed.
2978  */
2979 int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
2980 	int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
2981 	void *data)
2982 {
2983 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
2984 	struct intel_gvt_mmio_info *e;
2985 	int i, j, ret;
2986 
2987 	hash_for_each(gvt->mmio.mmio_info_table, i, e, node) {
2988 		ret = handler(gvt, e->offset, data);
2989 		if (ret)
2990 			return ret;
2991 	}
2992 
2993 	for (i = 0; i < gvt->mmio.num_mmio_block; i++, block++) {
2994 		for (j = 0; j < block->size; j += 4) {
2995 			ret = handler(gvt,
2996 				      i915_mmio_reg_offset(block->offset) + j,
2997 				      data);
2998 			if (ret)
2999 				return ret;
3000 		}
3001 	}
3002 	return 0;
3003 }
3004 
3005 /**
3006  * intel_vgpu_default_mmio_read - default MMIO read handler
3007  * @vgpu: a vGPU
3008  * @offset: access offset
3009  * @p_data: data return buffer
3010  * @bytes: access data length
3011  *
3012  * Returns:
3013  * Zero on success, negative error code if failed.
3014  */
3015 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
3016 		void *p_data, unsigned int bytes)
3017 {
3018 	read_vreg(vgpu, offset, p_data, bytes);
3019 	return 0;
3020 }
3021 
3022 /**
3023  * intel_t_default_mmio_write - default MMIO write handler
3024  * @vgpu: a vGPU
3025  * @offset: access offset
3026  * @p_data: write data buffer
3027  * @bytes: access data length
3028  *
3029  * Returns:
3030  * Zero on success, negative error code if failed.
3031  */
3032 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3033 		void *p_data, unsigned int bytes)
3034 {
3035 	write_vreg(vgpu, offset, p_data, bytes);
3036 	return 0;
3037 }
3038 
3039 /**
3040  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
3041  * force-nopriv register
3042  *
3043  * @gvt: a GVT device
3044  * @offset: register offset
3045  *
3046  * Returns:
3047  * True if the register is in force-nonpriv whitelist;
3048  * False if outside;
3049  */
3050 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3051 					  unsigned int offset)
3052 {
3053 	return in_whitelist(offset);
3054 }
3055 
3056 /**
3057  * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3058  * @vgpu: a vGPU
3059  * @offset: register offset
3060  * @pdata: data buffer
3061  * @bytes: data length
3062  *
3063  * Returns:
3064  * Zero on success, negative error code if failed.
3065  */
3066 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3067 			   void *pdata, unsigned int bytes, bool is_read)
3068 {
3069 	struct intel_gvt *gvt = vgpu->gvt;
3070 	struct intel_gvt_mmio_info *mmio_info;
3071 	struct gvt_mmio_block *mmio_block;
3072 	gvt_mmio_func func;
3073 	int ret;
3074 
3075 	if (WARN_ON(bytes > 8))
3076 		return -EINVAL;
3077 
3078 	/*
3079 	 * Handle special MMIO blocks.
3080 	 */
3081 	mmio_block = find_mmio_block(gvt, offset);
3082 	if (mmio_block) {
3083 		func = is_read ? mmio_block->read : mmio_block->write;
3084 		if (func)
3085 			return func(vgpu, offset, pdata, bytes);
3086 		goto default_rw;
3087 	}
3088 
3089 	/*
3090 	 * Normal tracked MMIOs.
3091 	 */
3092 	mmio_info = find_mmio_info(gvt, offset);
3093 	if (!mmio_info) {
3094 		if (!vgpu->mmio.disable_warn_untrack)
3095 			gvt_vgpu_err("untracked MMIO %08x len %d\n",
3096 				     offset, bytes);
3097 		goto default_rw;
3098 	}
3099 
3100 	if (is_read)
3101 		return mmio_info->read(vgpu, offset, pdata, bytes);
3102 	else {
3103 		u64 ro_mask = mmio_info->ro_mask;
3104 		u32 old_vreg = 0, old_sreg = 0;
3105 		u64 data = 0;
3106 
3107 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3108 			old_vreg = vgpu_vreg(vgpu, offset);
3109 			old_sreg = vgpu_sreg(vgpu, offset);
3110 		}
3111 
3112 		if (likely(!ro_mask))
3113 			ret = mmio_info->write(vgpu, offset, pdata, bytes);
3114 		else if (!~ro_mask) {
3115 			gvt_vgpu_err("try to write RO reg %x\n", offset);
3116 			return 0;
3117 		} else {
3118 			/* keep the RO bits in the virtual register */
3119 			memcpy(&data, pdata, bytes);
3120 			data &= ~ro_mask;
3121 			data |= vgpu_vreg(vgpu, offset) & ro_mask;
3122 			ret = mmio_info->write(vgpu, offset, &data, bytes);
3123 		}
3124 
3125 		/* higher 16bits of mode ctl regs are mask bits for change */
3126 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3127 			u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3128 
3129 			vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3130 					| (vgpu_vreg(vgpu, offset) & mask);
3131 			vgpu_sreg(vgpu, offset) = (old_sreg & ~mask)
3132 					| (vgpu_sreg(vgpu, offset) & mask);
3133 		}
3134 	}
3135 
3136 	return ret;
3137 
3138 default_rw:
3139 	return is_read ?
3140 		intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3141 		intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3142 }
3143