xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision dea54fba)
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 			gvt_err("dup mmio definition offset %x\n",
118 				info->offset);
119 
120 		info->ro_mask = ro_mask;
121 		info->device = device;
122 		info->read = read ? read : intel_vgpu_default_mmio_read;
123 		info->write = write ? write : intel_vgpu_default_mmio_write;
124 		gvt->mmio.mmio_attribute[info->offset / 4] = flags;
125 		INIT_HLIST_NODE(&info->node);
126 		hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
127 		gvt->mmio.num_tracked_mmio++;
128 	}
129 	return 0;
130 }
131 
132 static int render_mmio_to_ring_id(struct intel_gvt *gvt, unsigned int reg)
133 {
134 	enum intel_engine_id id;
135 	struct intel_engine_cs *engine;
136 
137 	reg &= ~GENMASK(11, 0);
138 	for_each_engine(engine, gvt->dev_priv, id) {
139 		if (engine->mmio_base == reg)
140 			return id;
141 	}
142 	return -1;
143 }
144 
145 #define offset_to_fence_num(offset) \
146 	((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
147 
148 #define fence_num_to_offset(num) \
149 	(num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
150 
151 
152 static void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
153 {
154 	switch (reason) {
155 	case GVT_FAILSAFE_UNSUPPORTED_GUEST:
156 		pr_err("Detected your guest driver doesn't support GVT-g.\n");
157 		break;
158 	case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
159 		pr_err("Graphics resource is not enough for the guest\n");
160 	default:
161 		break;
162 	}
163 	pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
164 	vgpu->failsafe = true;
165 }
166 
167 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
168 		unsigned int fence_num, void *p_data, unsigned int bytes)
169 {
170 	if (fence_num >= vgpu_fence_sz(vgpu)) {
171 
172 		/* When guest access oob fence regs without access
173 		 * pv_info first, we treat guest not supporting GVT,
174 		 * and we will let vgpu enter failsafe mode.
175 		 */
176 		if (!vgpu->pv_notified)
177 			enter_failsafe_mode(vgpu,
178 					GVT_FAILSAFE_UNSUPPORTED_GUEST);
179 
180 		if (!vgpu->mmio.disable_warn_untrack) {
181 			gvt_vgpu_err("found oob fence register access\n");
182 			gvt_vgpu_err("total fence %d, access fence %d\n",
183 					vgpu_fence_sz(vgpu), fence_num);
184 		}
185 		memset(p_data, 0, bytes);
186 		return -EINVAL;
187 	}
188 	return 0;
189 }
190 
191 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
192 		void *p_data, unsigned int bytes)
193 {
194 	int ret;
195 
196 	ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
197 			p_data, bytes);
198 	if (ret)
199 		return ret;
200 	read_vreg(vgpu, off, p_data, bytes);
201 	return 0;
202 }
203 
204 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
205 		void *p_data, unsigned int bytes)
206 {
207 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
208 	unsigned int fence_num = offset_to_fence_num(off);
209 	int ret;
210 
211 	ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
212 	if (ret)
213 		return ret;
214 	write_vreg(vgpu, off, p_data, bytes);
215 
216 	mmio_hw_access_pre(dev_priv);
217 	intel_vgpu_write_fence(vgpu, fence_num,
218 			vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
219 	mmio_hw_access_post(dev_priv);
220 	return 0;
221 }
222 
223 #define CALC_MODE_MASK_REG(old, new) \
224 	(((new) & GENMASK(31, 16)) \
225 	 | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \
226 	 | ((new) & ((new) >> 16))))
227 
228 static int mul_force_wake_write(struct intel_vgpu *vgpu,
229 		unsigned int offset, void *p_data, unsigned int bytes)
230 {
231 	u32 old, new;
232 	uint32_t ack_reg_offset;
233 
234 	old = vgpu_vreg(vgpu, offset);
235 	new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
236 
237 	if (IS_SKYLAKE(vgpu->gvt->dev_priv)
238 		|| IS_KABYLAKE(vgpu->gvt->dev_priv)) {
239 		switch (offset) {
240 		case FORCEWAKE_RENDER_GEN9_REG:
241 			ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
242 			break;
243 		case FORCEWAKE_BLITTER_GEN9_REG:
244 			ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG;
245 			break;
246 		case FORCEWAKE_MEDIA_GEN9_REG:
247 			ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
248 			break;
249 		default:
250 			/*should not hit here*/
251 			gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
252 			return -EINVAL;
253 		}
254 	} else {
255 		ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
256 	}
257 
258 	vgpu_vreg(vgpu, offset) = new;
259 	vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
260 	return 0;
261 }
262 
263 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
264 			    void *p_data, unsigned int bytes)
265 {
266 	unsigned int engine_mask = 0;
267 	u32 data;
268 
269 	write_vreg(vgpu, offset, p_data, bytes);
270 	data = vgpu_vreg(vgpu, offset);
271 
272 	if (data & GEN6_GRDOM_FULL) {
273 		gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
274 		engine_mask = ALL_ENGINES;
275 	} else {
276 		if (data & GEN6_GRDOM_RENDER) {
277 			gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
278 			engine_mask |= (1 << RCS);
279 		}
280 		if (data & GEN6_GRDOM_MEDIA) {
281 			gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
282 			engine_mask |= (1 << VCS);
283 		}
284 		if (data & GEN6_GRDOM_BLT) {
285 			gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
286 			engine_mask |= (1 << BCS);
287 		}
288 		if (data & GEN6_GRDOM_VECS) {
289 			gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
290 			engine_mask |= (1 << VECS);
291 		}
292 		if (data & GEN8_GRDOM_MEDIA2) {
293 			gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
294 			if (HAS_BSD2(vgpu->gvt->dev_priv))
295 				engine_mask |= (1 << VCS2);
296 		}
297 	}
298 
299 	intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
300 
301 	/* sw will wait for the device to ack the reset request */
302 	 vgpu_vreg(vgpu, offset) = 0;
303 
304 	return 0;
305 }
306 
307 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
308 		void *p_data, unsigned int bytes)
309 {
310 	return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
311 }
312 
313 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
314 		void *p_data, unsigned int bytes)
315 {
316 	return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
317 }
318 
319 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
320 		unsigned int offset, void *p_data, unsigned int bytes)
321 {
322 	write_vreg(vgpu, offset, p_data, bytes);
323 
324 	if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
325 		vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_ON;
326 		vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
327 		vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
328 		vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
329 
330 	} else
331 		vgpu_vreg(vgpu, PCH_PP_STATUS) &=
332 			~(PP_ON | PP_SEQUENCE_POWER_DOWN
333 					| PP_CYCLE_DELAY_ACTIVE);
334 	return 0;
335 }
336 
337 static int transconf_mmio_write(struct intel_vgpu *vgpu,
338 		unsigned int offset, void *p_data, unsigned int bytes)
339 {
340 	write_vreg(vgpu, offset, p_data, bytes);
341 
342 	if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
343 		vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
344 	else
345 		vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
346 	return 0;
347 }
348 
349 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
350 		void *p_data, unsigned int bytes)
351 {
352 	write_vreg(vgpu, offset, p_data, bytes);
353 
354 	if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
355 		vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
356 	else
357 		vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
358 
359 	if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
360 		vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
361 	else
362 		vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
363 
364 	return 0;
365 }
366 
367 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
368 		void *p_data, unsigned int bytes)
369 {
370 	switch (offset) {
371 	case 0xe651c:
372 	case 0xe661c:
373 	case 0xe671c:
374 	case 0xe681c:
375 		vgpu_vreg(vgpu, offset) = 1 << 17;
376 		break;
377 	case 0xe6c04:
378 		vgpu_vreg(vgpu, offset) = 0x3;
379 		break;
380 	case 0xe6e1c:
381 		vgpu_vreg(vgpu, offset) = 0x2f << 16;
382 		break;
383 	default:
384 		return -EINVAL;
385 	}
386 
387 	read_vreg(vgpu, offset, p_data, bytes);
388 	return 0;
389 }
390 
391 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
392 		void *p_data, unsigned int bytes)
393 {
394 	u32 data;
395 
396 	write_vreg(vgpu, offset, p_data, bytes);
397 	data = vgpu_vreg(vgpu, offset);
398 
399 	if (data & PIPECONF_ENABLE)
400 		vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
401 	else
402 		vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
403 	intel_gvt_check_vblank_emulation(vgpu->gvt);
404 	return 0;
405 }
406 
407 /* ascendingly sorted */
408 static i915_reg_t force_nonpriv_white_list[] = {
409 	GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
410 	GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
411 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
412 	_MMIO(0x2690),
413 	_MMIO(0x2694),
414 	_MMIO(0x2698),
415 	_MMIO(0x4de0),
416 	_MMIO(0x4de4),
417 	_MMIO(0x4dfc),
418 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
419 	_MMIO(0x7014),
420 	HDC_CHICKEN0,//_MMIO(0x7300)
421 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
422 	_MMIO(0x7700),
423 	_MMIO(0x7704),
424 	_MMIO(0x7708),
425 	_MMIO(0x770c),
426 	_MMIO(0xb110),
427 	GEN8_L3SQCREG4,//_MMIO(0xb118)
428 	_MMIO(0xe100),
429 	_MMIO(0xe18c),
430 	_MMIO(0xe48c),
431 	_MMIO(0xe5f4),
432 };
433 
434 /* a simple bsearch */
435 static inline bool in_whitelist(unsigned int reg)
436 {
437 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
438 	i915_reg_t *array = force_nonpriv_white_list;
439 
440 	while (left < right) {
441 		int mid = (left + right)/2;
442 
443 		if (reg > array[mid].reg)
444 			left = mid + 1;
445 		else if (reg < array[mid].reg)
446 			right = mid;
447 		else
448 			return true;
449 	}
450 	return false;
451 }
452 
453 static int force_nonpriv_write(struct intel_vgpu *vgpu,
454 	unsigned int offset, void *p_data, unsigned int bytes)
455 {
456 	u32 reg_nonpriv = *(u32 *)p_data;
457 	int ret = -EINVAL;
458 
459 	if ((bytes != 4) || ((offset & (bytes - 1)) != 0)) {
460 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV offset %x(%dB)\n",
461 			vgpu->id, offset, bytes);
462 		return ret;
463 	}
464 
465 	if (in_whitelist(reg_nonpriv)) {
466 		ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
467 			bytes);
468 	} else {
469 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x\n",
470 			vgpu->id, reg_nonpriv);
471 	}
472 	return ret;
473 }
474 
475 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
476 		void *p_data, unsigned int bytes)
477 {
478 	write_vreg(vgpu, offset, p_data, bytes);
479 
480 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
481 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
482 	} else {
483 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
484 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
485 			vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E))
486 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
487 	}
488 	return 0;
489 }
490 
491 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
492 		unsigned int offset, void *p_data, unsigned int bytes)
493 {
494 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
495 	return 0;
496 }
497 
498 #define FDI_LINK_TRAIN_PATTERN1         0
499 #define FDI_LINK_TRAIN_PATTERN2         1
500 
501 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
502 {
503 	u32 ddi_buf_ctl = vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_E));
504 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
505 	u32 tx_ctl = vgpu_vreg(vgpu, DP_TP_CTL(PORT_E));
506 
507 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
508 			(rx_ctl & FDI_RX_ENABLE) &&
509 			(rx_ctl & FDI_AUTO_TRAINING) &&
510 			(tx_ctl & DP_TP_CTL_ENABLE) &&
511 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
512 		return 1;
513 	else
514 		return 0;
515 }
516 
517 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
518 		enum pipe pipe, unsigned int train_pattern)
519 {
520 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
521 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
522 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
523 	unsigned int fdi_iir_check_bits;
524 
525 	fdi_rx_imr = FDI_RX_IMR(pipe);
526 	fdi_tx_ctl = FDI_TX_CTL(pipe);
527 	fdi_rx_ctl = FDI_RX_CTL(pipe);
528 
529 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
530 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
531 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
532 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
533 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
534 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
535 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
536 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
537 	} else {
538 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
539 		return -EINVAL;
540 	}
541 
542 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
543 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
544 
545 	/* If imr bit has been masked */
546 	if (vgpu_vreg(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
547 		return 0;
548 
549 	if (((vgpu_vreg(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
550 			== fdi_tx_check_bits)
551 		&& ((vgpu_vreg(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
552 			== fdi_rx_check_bits))
553 		return 1;
554 	else
555 		return 0;
556 }
557 
558 #define INVALID_INDEX (~0U)
559 
560 static unsigned int calc_index(unsigned int offset, unsigned int start,
561 	unsigned int next, unsigned int end, i915_reg_t i915_end)
562 {
563 	unsigned int range = next - start;
564 
565 	if (!end)
566 		end = i915_mmio_reg_offset(i915_end);
567 	if (offset < start || offset > end)
568 		return INVALID_INDEX;
569 	offset -= start;
570 	return offset / range;
571 }
572 
573 #define FDI_RX_CTL_TO_PIPE(offset) \
574 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
575 
576 #define FDI_TX_CTL_TO_PIPE(offset) \
577 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
578 
579 #define FDI_RX_IMR_TO_PIPE(offset) \
580 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
581 
582 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
583 		unsigned int offset, void *p_data, unsigned int bytes)
584 {
585 	i915_reg_t fdi_rx_iir;
586 	unsigned int index;
587 	int ret;
588 
589 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
590 		index = FDI_RX_CTL_TO_PIPE(offset);
591 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
592 		index = FDI_TX_CTL_TO_PIPE(offset);
593 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
594 		index = FDI_RX_IMR_TO_PIPE(offset);
595 	else {
596 		gvt_vgpu_err("Unsupport registers %x\n", offset);
597 		return -EINVAL;
598 	}
599 
600 	write_vreg(vgpu, offset, p_data, bytes);
601 
602 	fdi_rx_iir = FDI_RX_IIR(index);
603 
604 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
605 	if (ret < 0)
606 		return ret;
607 	if (ret)
608 		vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
609 
610 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
611 	if (ret < 0)
612 		return ret;
613 	if (ret)
614 		vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
615 
616 	if (offset == _FDI_RXA_CTL)
617 		if (fdi_auto_training_started(vgpu))
618 			vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E)) |=
619 				DP_TP_STATUS_AUTOTRAIN_DONE;
620 	return 0;
621 }
622 
623 #define DP_TP_CTL_TO_PORT(offset) \
624 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
625 
626 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
627 		void *p_data, unsigned int bytes)
628 {
629 	i915_reg_t status_reg;
630 	unsigned int index;
631 	u32 data;
632 
633 	write_vreg(vgpu, offset, p_data, bytes);
634 
635 	index = DP_TP_CTL_TO_PORT(offset);
636 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
637 	if (data == 0x2) {
638 		status_reg = DP_TP_STATUS(index);
639 		vgpu_vreg(vgpu, status_reg) |= (1 << 25);
640 	}
641 	return 0;
642 }
643 
644 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
645 		unsigned int offset, void *p_data, unsigned int bytes)
646 {
647 	u32 reg_val;
648 	u32 sticky_mask;
649 
650 	reg_val = *((u32 *)p_data);
651 	sticky_mask = GENMASK(27, 26) | (1 << 24);
652 
653 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
654 		(vgpu_vreg(vgpu, offset) & sticky_mask);
655 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
656 	return 0;
657 }
658 
659 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
660 		unsigned int offset, void *p_data, unsigned int bytes)
661 {
662 	u32 data;
663 
664 	write_vreg(vgpu, offset, p_data, bytes);
665 	data = vgpu_vreg(vgpu, offset);
666 
667 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
668 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
669 	return 0;
670 }
671 
672 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
673 		unsigned int offset, void *p_data, unsigned int bytes)
674 {
675 	u32 data;
676 
677 	write_vreg(vgpu, offset, p_data, bytes);
678 	data = vgpu_vreg(vgpu, offset);
679 
680 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
681 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
682 	else
683 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
684 	return 0;
685 }
686 
687 #define DSPSURF_TO_PIPE(offset) \
688 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
689 
690 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
691 		void *p_data, unsigned int bytes)
692 {
693 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
694 	unsigned int index = DSPSURF_TO_PIPE(offset);
695 	i915_reg_t surflive_reg = DSPSURFLIVE(index);
696 	int flip_event[] = {
697 		[PIPE_A] = PRIMARY_A_FLIP_DONE,
698 		[PIPE_B] = PRIMARY_B_FLIP_DONE,
699 		[PIPE_C] = PRIMARY_C_FLIP_DONE,
700 	};
701 
702 	write_vreg(vgpu, offset, p_data, bytes);
703 	vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
704 
705 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
706 	return 0;
707 }
708 
709 #define SPRSURF_TO_PIPE(offset) \
710 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
711 
712 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
713 		void *p_data, unsigned int bytes)
714 {
715 	unsigned int index = SPRSURF_TO_PIPE(offset);
716 	i915_reg_t surflive_reg = SPRSURFLIVE(index);
717 	int flip_event[] = {
718 		[PIPE_A] = SPRITE_A_FLIP_DONE,
719 		[PIPE_B] = SPRITE_B_FLIP_DONE,
720 		[PIPE_C] = SPRITE_C_FLIP_DONE,
721 	};
722 
723 	write_vreg(vgpu, offset, p_data, bytes);
724 	vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
725 
726 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
727 	return 0;
728 }
729 
730 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
731 		unsigned int reg)
732 {
733 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
734 	enum intel_gvt_event_type event;
735 
736 	if (reg == _DPA_AUX_CH_CTL)
737 		event = AUX_CHANNEL_A;
738 	else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL)
739 		event = AUX_CHANNEL_B;
740 	else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL)
741 		event = AUX_CHANNEL_C;
742 	else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL)
743 		event = AUX_CHANNEL_D;
744 	else {
745 		WARN_ON(true);
746 		return -EINVAL;
747 	}
748 
749 	intel_vgpu_trigger_virtual_event(vgpu, event);
750 	return 0;
751 }
752 
753 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
754 		unsigned int reg, int len, bool data_valid)
755 {
756 	/* mark transaction done */
757 	value |= DP_AUX_CH_CTL_DONE;
758 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
759 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
760 
761 	if (data_valid)
762 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
763 	else
764 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
765 
766 	/* message size */
767 	value &= ~(0xf << 20);
768 	value |= (len << 20);
769 	vgpu_vreg(vgpu, reg) = value;
770 
771 	if (value & DP_AUX_CH_CTL_INTERRUPT)
772 		return trigger_aux_channel_interrupt(vgpu, reg);
773 	return 0;
774 }
775 
776 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
777 		uint8_t t)
778 {
779 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
780 		/* training pattern 1 for CR */
781 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
782 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
783 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
784 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
785 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
786 			DPCD_TRAINING_PATTERN_2) {
787 		/* training pattern 2 for EQ */
788 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
789 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
790 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
791 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
792 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
793 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
794 		/* set INTERLANE_ALIGN_DONE */
795 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
796 			DPCD_INTERLANE_ALIGN_DONE;
797 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
798 			DPCD_LINK_TRAINING_DISABLED) {
799 		/* finish link training */
800 		/* set sink status as synchronized */
801 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
802 	}
803 }
804 
805 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
806 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
807 
808 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
809 
810 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
811 
812 #define dpy_is_valid_port(port)	\
813 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
814 
815 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
816 		unsigned int offset, void *p_data, unsigned int bytes)
817 {
818 	struct intel_vgpu_display *display = &vgpu->display;
819 	int msg, addr, ctrl, op, len;
820 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
821 	struct intel_vgpu_dpcd_data *dpcd = NULL;
822 	struct intel_vgpu_port *port = NULL;
823 	u32 data;
824 
825 	if (!dpy_is_valid_port(port_index)) {
826 		gvt_vgpu_err("Unsupported DP port access!\n");
827 		return 0;
828 	}
829 
830 	write_vreg(vgpu, offset, p_data, bytes);
831 	data = vgpu_vreg(vgpu, offset);
832 
833 	if ((IS_SKYLAKE(vgpu->gvt->dev_priv)
834 		|| IS_KABYLAKE(vgpu->gvt->dev_priv))
835 		&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
836 		/* SKL DPB/C/D aux ctl register changed */
837 		return 0;
838 	} else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
839 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
840 		/* write to the data registers */
841 		return 0;
842 	}
843 
844 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
845 		/* just want to clear the sticky bits */
846 		vgpu_vreg(vgpu, offset) = 0;
847 		return 0;
848 	}
849 
850 	port = &display->ports[port_index];
851 	dpcd = port->dpcd;
852 
853 	/* read out message from DATA1 register */
854 	msg = vgpu_vreg(vgpu, offset + 4);
855 	addr = (msg >> 8) & 0xffff;
856 	ctrl = (msg >> 24) & 0xff;
857 	len = msg & 0xff;
858 	op = ctrl >> 4;
859 
860 	if (op == GVT_AUX_NATIVE_WRITE) {
861 		int t;
862 		uint8_t buf[16];
863 
864 		if ((addr + len + 1) >= DPCD_SIZE) {
865 			/*
866 			 * Write request exceeds what we supported,
867 			 * DCPD spec: When a Source Device is writing a DPCD
868 			 * address not supported by the Sink Device, the Sink
869 			 * Device shall reply with AUX NACK and “M” equal to
870 			 * zero.
871 			 */
872 
873 			/* NAK the write */
874 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
875 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
876 			return 0;
877 		}
878 
879 		/*
880 		 * Write request format: (command + address) occupies
881 		 * 3 bytes, followed by (len + 1) bytes of data.
882 		 */
883 		if (WARN_ON((len + 4) > AUX_BURST_SIZE))
884 			return -EINVAL;
885 
886 		/* unpack data from vreg to buf */
887 		for (t = 0; t < 4; t++) {
888 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
889 
890 			buf[t * 4] = (r >> 24) & 0xff;
891 			buf[t * 4 + 1] = (r >> 16) & 0xff;
892 			buf[t * 4 + 2] = (r >> 8) & 0xff;
893 			buf[t * 4 + 3] = r & 0xff;
894 		}
895 
896 		/* write to virtual DPCD */
897 		if (dpcd && dpcd->data_valid) {
898 			for (t = 0; t <= len; t++) {
899 				int p = addr + t;
900 
901 				dpcd->data[p] = buf[t];
902 				/* check for link training */
903 				if (p == DPCD_TRAINING_PATTERN_SET)
904 					dp_aux_ch_ctl_link_training(dpcd,
905 							buf[t]);
906 			}
907 		}
908 
909 		/* ACK the write */
910 		vgpu_vreg(vgpu, offset + 4) = 0;
911 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
912 				dpcd && dpcd->data_valid);
913 		return 0;
914 	}
915 
916 	if (op == GVT_AUX_NATIVE_READ) {
917 		int idx, i, ret = 0;
918 
919 		if ((addr + len + 1) >= DPCD_SIZE) {
920 			/*
921 			 * read request exceeds what we supported
922 			 * DPCD spec: A Sink Device receiving a Native AUX CH
923 			 * read request for an unsupported DPCD address must
924 			 * reply with an AUX ACK and read data set equal to
925 			 * zero instead of replying with AUX NACK.
926 			 */
927 
928 			/* ACK the READ*/
929 			vgpu_vreg(vgpu, offset + 4) = 0;
930 			vgpu_vreg(vgpu, offset + 8) = 0;
931 			vgpu_vreg(vgpu, offset + 12) = 0;
932 			vgpu_vreg(vgpu, offset + 16) = 0;
933 			vgpu_vreg(vgpu, offset + 20) = 0;
934 
935 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
936 					true);
937 			return 0;
938 		}
939 
940 		for (idx = 1; idx <= 5; idx++) {
941 			/* clear the data registers */
942 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
943 		}
944 
945 		/*
946 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
947 		 */
948 		if (WARN_ON((len + 2) > AUX_BURST_SIZE))
949 			return -EINVAL;
950 
951 		/* read from virtual DPCD to vreg */
952 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
953 		if (dpcd && dpcd->data_valid) {
954 			for (i = 1; i <= (len + 1); i++) {
955 				int t;
956 
957 				t = dpcd->data[addr + i - 1];
958 				t <<= (24 - 8 * (i % 4));
959 				ret |= t;
960 
961 				if ((i % 4 == 3) || (i == (len + 1))) {
962 					vgpu_vreg(vgpu, offset +
963 							(i / 4 + 1) * 4) = ret;
964 					ret = 0;
965 				}
966 			}
967 		}
968 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
969 				dpcd && dpcd->data_valid);
970 		return 0;
971 	}
972 
973 	/* i2c transaction starts */
974 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
975 
976 	if (data & DP_AUX_CH_CTL_INTERRUPT)
977 		trigger_aux_channel_interrupt(vgpu, offset);
978 	return 0;
979 }
980 
981 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
982 		void *p_data, unsigned int bytes)
983 {
984 	*(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
985 	write_vreg(vgpu, offset, p_data, bytes);
986 	return 0;
987 }
988 
989 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
990 		void *p_data, unsigned int bytes)
991 {
992 	bool vga_disable;
993 
994 	write_vreg(vgpu, offset, p_data, bytes);
995 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
996 
997 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
998 			vga_disable ? "Disable" : "Enable");
999 	return 0;
1000 }
1001 
1002 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1003 		unsigned int sbi_offset)
1004 {
1005 	struct intel_vgpu_display *display = &vgpu->display;
1006 	int num = display->sbi.number;
1007 	int i;
1008 
1009 	for (i = 0; i < num; ++i)
1010 		if (display->sbi.registers[i].offset == sbi_offset)
1011 			break;
1012 
1013 	if (i == num)
1014 		return 0;
1015 
1016 	return display->sbi.registers[i].value;
1017 }
1018 
1019 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1020 		unsigned int offset, u32 value)
1021 {
1022 	struct intel_vgpu_display *display = &vgpu->display;
1023 	int num = display->sbi.number;
1024 	int i;
1025 
1026 	for (i = 0; i < num; ++i) {
1027 		if (display->sbi.registers[i].offset == offset)
1028 			break;
1029 	}
1030 
1031 	if (i == num) {
1032 		if (num == SBI_REG_MAX) {
1033 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1034 			return;
1035 		}
1036 		display->sbi.number++;
1037 	}
1038 
1039 	display->sbi.registers[i].offset = offset;
1040 	display->sbi.registers[i].value = value;
1041 }
1042 
1043 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1044 		void *p_data, unsigned int bytes)
1045 {
1046 	if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1047 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1048 		unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) &
1049 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1050 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1051 				sbi_offset);
1052 	}
1053 	read_vreg(vgpu, offset, p_data, bytes);
1054 	return 0;
1055 }
1056 
1057 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1058 		void *p_data, unsigned int bytes)
1059 {
1060 	u32 data;
1061 
1062 	write_vreg(vgpu, offset, p_data, bytes);
1063 	data = vgpu_vreg(vgpu, offset);
1064 
1065 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1066 	data |= SBI_READY;
1067 
1068 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1069 	data |= SBI_RESPONSE_SUCCESS;
1070 
1071 	vgpu_vreg(vgpu, offset) = data;
1072 
1073 	if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1074 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1075 		unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) &
1076 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1077 
1078 		write_virtual_sbi_register(vgpu, sbi_offset,
1079 				vgpu_vreg(vgpu, SBI_DATA));
1080 	}
1081 	return 0;
1082 }
1083 
1084 #define _vgtif_reg(x) \
1085 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1086 
1087 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1088 		void *p_data, unsigned int bytes)
1089 {
1090 	bool invalid_read = false;
1091 
1092 	read_vreg(vgpu, offset, p_data, bytes);
1093 
1094 	switch (offset) {
1095 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1096 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1097 			invalid_read = true;
1098 		break;
1099 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1100 		_vgtif_reg(avail_rs.fence_num):
1101 		if (offset + bytes >
1102 			_vgtif_reg(avail_rs.fence_num) + 4)
1103 			invalid_read = true;
1104 		break;
1105 	case 0x78010:	/* vgt_caps */
1106 	case 0x7881c:
1107 		break;
1108 	default:
1109 		invalid_read = true;
1110 		break;
1111 	}
1112 	if (invalid_read)
1113 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1114 				offset, bytes, *(u32 *)p_data);
1115 	vgpu->pv_notified = true;
1116 	return 0;
1117 }
1118 
1119 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1120 {
1121 	int ret = 0;
1122 
1123 	switch (notification) {
1124 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1125 		ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 3);
1126 		break;
1127 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1128 		ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 3);
1129 		break;
1130 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1131 		ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 4);
1132 		break;
1133 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1134 		ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 4);
1135 		break;
1136 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1137 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1138 	case 1:	/* Remove this in guest driver. */
1139 		break;
1140 	default:
1141 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1142 	}
1143 	return ret;
1144 }
1145 
1146 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1147 {
1148 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1149 	struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1150 	char *env[3] = {NULL, NULL, NULL};
1151 	char vmid_str[20];
1152 	char display_ready_str[20];
1153 
1154 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1155 	env[0] = display_ready_str;
1156 
1157 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1158 	env[1] = vmid_str;
1159 
1160 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1161 }
1162 
1163 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1164 		void *p_data, unsigned int bytes)
1165 {
1166 	u32 data;
1167 	int ret;
1168 
1169 	write_vreg(vgpu, offset, p_data, bytes);
1170 	data = vgpu_vreg(vgpu, offset);
1171 
1172 	switch (offset) {
1173 	case _vgtif_reg(display_ready):
1174 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1175 		break;
1176 	case _vgtif_reg(g2v_notify):
1177 		ret = handle_g2v_notification(vgpu, data);
1178 		break;
1179 	/* add xhot and yhot to handled list to avoid error log */
1180 	case 0x78830:
1181 	case 0x78834:
1182 	case _vgtif_reg(pdp[0].lo):
1183 	case _vgtif_reg(pdp[0].hi):
1184 	case _vgtif_reg(pdp[1].lo):
1185 	case _vgtif_reg(pdp[1].hi):
1186 	case _vgtif_reg(pdp[2].lo):
1187 	case _vgtif_reg(pdp[2].hi):
1188 	case _vgtif_reg(pdp[3].lo):
1189 	case _vgtif_reg(pdp[3].hi):
1190 	case _vgtif_reg(execlist_context_descriptor_lo):
1191 	case _vgtif_reg(execlist_context_descriptor_hi):
1192 		break;
1193 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1194 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1195 		break;
1196 	default:
1197 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1198 				offset, bytes, data);
1199 		break;
1200 	}
1201 	return 0;
1202 }
1203 
1204 static int pf_write(struct intel_vgpu *vgpu,
1205 		unsigned int offset, void *p_data, unsigned int bytes)
1206 {
1207 	u32 val = *(u32 *)p_data;
1208 
1209 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1210 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1211 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1212 		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1213 			  vgpu->id);
1214 		return 0;
1215 	}
1216 
1217 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1218 }
1219 
1220 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1221 		unsigned int offset, void *p_data, unsigned int bytes)
1222 {
1223 	write_vreg(vgpu, offset, p_data, bytes);
1224 
1225 	if (vgpu_vreg(vgpu, offset) & HSW_PWR_WELL_ENABLE_REQUEST)
1226 		vgpu_vreg(vgpu, offset) |= HSW_PWR_WELL_STATE_ENABLED;
1227 	else
1228 		vgpu_vreg(vgpu, offset) &= ~HSW_PWR_WELL_STATE_ENABLED;
1229 	return 0;
1230 }
1231 
1232 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1233 	unsigned int offset, void *p_data, unsigned int bytes)
1234 {
1235 	write_vreg(vgpu, offset, p_data, bytes);
1236 
1237 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1238 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1239 	return 0;
1240 }
1241 
1242 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1243 		void *p_data, unsigned int bytes)
1244 {
1245 	u32 mode;
1246 
1247 	write_vreg(vgpu, offset, p_data, bytes);
1248 	mode = vgpu_vreg(vgpu, offset);
1249 
1250 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1251 		WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
1252 				vgpu->id);
1253 		return 0;
1254 	}
1255 
1256 	return 0;
1257 }
1258 
1259 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1260 		void *p_data, unsigned int bytes)
1261 {
1262 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1263 	u32 trtte = *(u32 *)p_data;
1264 
1265 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1266 		WARN(1, "VM(%d): Use physical address for TRTT!\n",
1267 				vgpu->id);
1268 		return -EINVAL;
1269 	}
1270 	write_vreg(vgpu, offset, p_data, bytes);
1271 	/* TRTTE is not per-context */
1272 
1273 	mmio_hw_access_pre(dev_priv);
1274 	I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset));
1275 	mmio_hw_access_post(dev_priv);
1276 
1277 	return 0;
1278 }
1279 
1280 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1281 		void *p_data, unsigned int bytes)
1282 {
1283 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1284 	u32 val = *(u32 *)p_data;
1285 
1286 	if (val & 1) {
1287 		/* unblock hw logic */
1288 		mmio_hw_access_pre(dev_priv);
1289 		I915_WRITE(_MMIO(offset), val);
1290 		mmio_hw_access_post(dev_priv);
1291 	}
1292 	write_vreg(vgpu, offset, p_data, bytes);
1293 	return 0;
1294 }
1295 
1296 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1297 		void *p_data, unsigned int bytes)
1298 {
1299 	u32 v = 0;
1300 
1301 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1302 		v |= (1 << 0);
1303 
1304 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1305 		v |= (1 << 8);
1306 
1307 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1308 		v |= (1 << 16);
1309 
1310 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1311 		v |= (1 << 24);
1312 
1313 	vgpu_vreg(vgpu, offset) = v;
1314 
1315 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1316 }
1317 
1318 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1319 		void *p_data, unsigned int bytes)
1320 {
1321 	u32 value = *(u32 *)p_data;
1322 	u32 cmd = value & 0xff;
1323 	u32 *data0 = &vgpu_vreg(vgpu, GEN6_PCODE_DATA);
1324 
1325 	switch (cmd) {
1326 	case GEN9_PCODE_READ_MEM_LATENCY:
1327 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1328 			 || IS_KABYLAKE(vgpu->gvt->dev_priv)) {
1329 			/**
1330 			 * "Read memory latency" command on gen9.
1331 			 * Below memory latency values are read
1332 			 * from skylake platform.
1333 			 */
1334 			if (!*data0)
1335 				*data0 = 0x1e1a1100;
1336 			else
1337 				*data0 = 0x61514b3d;
1338 		}
1339 		break;
1340 	case SKL_PCODE_CDCLK_CONTROL:
1341 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)
1342 			 || IS_KABYLAKE(vgpu->gvt->dev_priv))
1343 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1344 		break;
1345 	case GEN6_PCODE_READ_RC6VIDS:
1346 		*data0 |= 0x1;
1347 		break;
1348 	}
1349 
1350 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1351 		     vgpu->id, value, *data0);
1352 	/**
1353 	 * PCODE_READY clear means ready for pcode read/write,
1354 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1355 	 * always emulate as pcode read/write success and ready for access
1356 	 * anytime, since we don't touch real physical registers here.
1357 	 */
1358 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1359 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1360 }
1361 
1362 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1363 		unsigned int offset, void *p_data, unsigned int bytes)
1364 {
1365 	u32 v = *(u32 *)p_data;
1366 
1367 	v &= (1 << 31) | (1 << 29) | (1 << 9) |
1368 	     (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1369 	v |= (v >> 1);
1370 
1371 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1372 }
1373 
1374 static int skl_misc_ctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1375 		void *p_data, unsigned int bytes)
1376 {
1377 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1378 	u32 v = *(u32 *)p_data;
1379 
1380 	if (!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv))
1381 		return intel_vgpu_default_mmio_write(vgpu,
1382 				offset, p_data, bytes);
1383 
1384 	switch (offset) {
1385 	case 0x4ddc:
1386 		/* bypass WaCompressedResourceSamplerPbeMediaNewHashMode */
1387 		vgpu_vreg(vgpu, offset) = v & ~(1 << 31);
1388 		break;
1389 	case 0x42080:
1390 		/* bypass WaCompressedResourceDisplayNewHashMode */
1391 		vgpu_vreg(vgpu, offset) = v & ~(1 << 15);
1392 		break;
1393 	case 0xe194:
1394 		/* bypass WaCompressedResourceSamplerPbeMediaNewHashMode */
1395 		vgpu_vreg(vgpu, offset) = v & ~(1 << 8);
1396 		break;
1397 	case 0x7014:
1398 		/* bypass WaCompressedResourceSamplerPbeMediaNewHashMode */
1399 		vgpu_vreg(vgpu, offset) = v & ~(1 << 13);
1400 		break;
1401 	default:
1402 		return -EINVAL;
1403 	}
1404 
1405 	return 0;
1406 }
1407 
1408 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1409 		void *p_data, unsigned int bytes)
1410 {
1411 	u32 v = *(u32 *)p_data;
1412 
1413 	/* other bits are MBZ. */
1414 	v &= (1 << 31) | (1 << 30);
1415 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1416 
1417 	vgpu_vreg(vgpu, offset) = v;
1418 
1419 	return 0;
1420 }
1421 
1422 static int ring_timestamp_mmio_read(struct intel_vgpu *vgpu,
1423 		unsigned int offset, void *p_data, unsigned int bytes)
1424 {
1425 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1426 
1427 	mmio_hw_access_pre(dev_priv);
1428 	vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1429 	mmio_hw_access_post(dev_priv);
1430 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1431 }
1432 
1433 static int instdone_mmio_read(struct intel_vgpu *vgpu,
1434 		unsigned int offset, void *p_data, unsigned int bytes)
1435 {
1436 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1437 
1438 	mmio_hw_access_pre(dev_priv);
1439 	vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1440 	mmio_hw_access_post(dev_priv);
1441 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1442 }
1443 
1444 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1445 		void *p_data, unsigned int bytes)
1446 {
1447 	int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset);
1448 	struct intel_vgpu_execlist *execlist;
1449 	u32 data = *(u32 *)p_data;
1450 	int ret = 0;
1451 
1452 	if (WARN_ON(ring_id < 0 || ring_id > I915_NUM_ENGINES - 1))
1453 		return -EINVAL;
1454 
1455 	execlist = &vgpu->execlist[ring_id];
1456 
1457 	execlist->elsp_dwords.data[execlist->elsp_dwords.index] = data;
1458 	if (execlist->elsp_dwords.index == 3) {
1459 		ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1460 		if(ret)
1461 			gvt_vgpu_err("fail submit workload on ring %d\n",
1462 				ring_id);
1463 	}
1464 
1465 	++execlist->elsp_dwords.index;
1466 	execlist->elsp_dwords.index &= 0x3;
1467 	return ret;
1468 }
1469 
1470 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1471 		void *p_data, unsigned int bytes)
1472 {
1473 	u32 data = *(u32 *)p_data;
1474 	int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset);
1475 	bool enable_execlist;
1476 
1477 	write_vreg(vgpu, offset, p_data, bytes);
1478 
1479 	/* when PPGTT mode enabled, we will check if guest has called
1480 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1481 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1482 	 */
1483 	if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1484 			(data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1485 			&& !vgpu->pv_notified) {
1486 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1487 		return 0;
1488 	}
1489 	if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1490 			|| (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1491 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1492 
1493 		gvt_dbg_core("EXECLIST %s on ring %d\n",
1494 				(enable_execlist ? "enabling" : "disabling"),
1495 				ring_id);
1496 
1497 		if (enable_execlist)
1498 			intel_vgpu_start_schedule(vgpu);
1499 	}
1500 	return 0;
1501 }
1502 
1503 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1504 		unsigned int offset, void *p_data, unsigned int bytes)
1505 {
1506 	unsigned int id = 0;
1507 
1508 	write_vreg(vgpu, offset, p_data, bytes);
1509 	vgpu_vreg(vgpu, offset) = 0;
1510 
1511 	switch (offset) {
1512 	case 0x4260:
1513 		id = RCS;
1514 		break;
1515 	case 0x4264:
1516 		id = VCS;
1517 		break;
1518 	case 0x4268:
1519 		id = VCS2;
1520 		break;
1521 	case 0x426c:
1522 		id = BCS;
1523 		break;
1524 	case 0x4270:
1525 		id = VECS;
1526 		break;
1527 	default:
1528 		return -EINVAL;
1529 	}
1530 	set_bit(id, (void *)vgpu->tlb_handle_pending);
1531 
1532 	return 0;
1533 }
1534 
1535 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1536 	unsigned int offset, void *p_data, unsigned int bytes)
1537 {
1538 	u32 data;
1539 
1540 	write_vreg(vgpu, offset, p_data, bytes);
1541 	data = vgpu_vreg(vgpu, offset);
1542 
1543 	if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1544 		data |= RESET_CTL_READY_TO_RESET;
1545 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1546 		data &= ~RESET_CTL_READY_TO_RESET;
1547 
1548 	vgpu_vreg(vgpu, offset) = data;
1549 	return 0;
1550 }
1551 
1552 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1553 	ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \
1554 		f, s, am, rm, d, r, w); \
1555 	if (ret) \
1556 		return ret; \
1557 } while (0)
1558 
1559 #define MMIO_D(reg, d) \
1560 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1561 
1562 #define MMIO_DH(reg, d, r, w) \
1563 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1564 
1565 #define MMIO_DFH(reg, d, f, r, w) \
1566 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
1567 
1568 #define MMIO_GM(reg, d, r, w) \
1569 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1570 
1571 #define MMIO_GM_RDR(reg, d, r, w) \
1572 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1573 
1574 #define MMIO_RO(reg, d, f, rm, r, w) \
1575 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1576 
1577 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1578 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1579 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1580 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1581 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1582 } while (0)
1583 
1584 #define MMIO_RING_D(prefix, d) \
1585 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1586 
1587 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1588 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1589 
1590 #define MMIO_RING_GM(prefix, d, r, w) \
1591 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1592 
1593 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1594 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1595 
1596 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1597 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1598 
1599 static int init_generic_mmio_info(struct intel_gvt *gvt)
1600 {
1601 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1602 	int ret;
1603 
1604 	MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1605 		intel_vgpu_reg_imr_handler);
1606 
1607 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1608 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1609 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1610 	MMIO_D(SDEISR, D_ALL);
1611 
1612 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1613 
1614 	MMIO_GM_RDR(RENDER_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1615 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1616 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1617 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1618 
1619 #define RING_REG(base) (base + 0x28)
1620 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1621 #undef RING_REG
1622 
1623 #define RING_REG(base) (base + 0x134)
1624 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1625 #undef RING_REG
1626 
1627 #define RING_REG(base) (base + 0x6c)
1628 	MMIO_RING_DFH(RING_REG, D_ALL, 0, instdone_mmio_read, NULL);
1629 	MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_ALL, instdone_mmio_read, NULL);
1630 #undef RING_REG
1631 	MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, instdone_mmio_read, NULL);
1632 
1633 	MMIO_GM_RDR(0x2148, D_ALL, NULL, NULL);
1634 	MMIO_GM_RDR(CCID, D_ALL, NULL, NULL);
1635 	MMIO_GM_RDR(0x12198, D_ALL, NULL, NULL);
1636 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
1637 
1638 	MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1639 	MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1640 	MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1641 	MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1642 	MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1643 
1644 	/* RING MODE */
1645 #define RING_REG(base) (base + 0x29c)
1646 	MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1647 		ring_mode_mmio_write);
1648 #undef RING_REG
1649 
1650 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1651 		NULL, NULL);
1652 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1653 			NULL, NULL);
1654 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1655 			ring_timestamp_mmio_read, NULL);
1656 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1657 			ring_timestamp_mmio_read, NULL);
1658 
1659 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1660 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1661 		NULL, NULL);
1662 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1663 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1664 	MMIO_DFH(0x2124, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1665 
1666 	MMIO_DFH(0x20dc, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1667 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1668 	MMIO_DFH(0x2088, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1669 	MMIO_DFH(0x20e4, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1670 	MMIO_DFH(0x2470, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1671 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1672 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1673 		NULL, NULL);
1674 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1675 		 skl_misc_ctl_write);
1676 	MMIO_DFH(0x9030, D_ALL, F_CMD_ACCESS, NULL, NULL);
1677 	MMIO_DFH(0x20a0, D_ALL, F_CMD_ACCESS, NULL, NULL);
1678 	MMIO_DFH(0x2420, D_ALL, F_CMD_ACCESS, NULL, NULL);
1679 	MMIO_DFH(0x2430, D_ALL, F_CMD_ACCESS, NULL, NULL);
1680 	MMIO_DFH(0x2434, D_ALL, F_CMD_ACCESS, NULL, NULL);
1681 	MMIO_DFH(0x2438, D_ALL, F_CMD_ACCESS, NULL, NULL);
1682 	MMIO_DFH(0x243c, D_ALL, F_CMD_ACCESS, NULL, NULL);
1683 	MMIO_DFH(0x7018, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1684 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1685 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1686 
1687 	/* display */
1688 	MMIO_F(0x60220, 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1689 	MMIO_D(0x602a0, D_ALL);
1690 
1691 	MMIO_D(0x65050, D_ALL);
1692 	MMIO_D(0x650b4, D_ALL);
1693 
1694 	MMIO_D(0xc4040, D_ALL);
1695 	MMIO_D(DERRMR, D_ALL);
1696 
1697 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1698 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1699 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1700 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1701 
1702 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1703 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1704 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1705 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1706 
1707 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1708 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1709 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1710 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1711 
1712 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1713 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1714 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1715 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1716 
1717 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1718 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1719 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1720 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1721 
1722 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
1723 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
1724 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
1725 
1726 	MMIO_D(CURPOS(PIPE_A), D_ALL);
1727 	MMIO_D(CURPOS(PIPE_B), D_ALL);
1728 	MMIO_D(CURPOS(PIPE_C), D_ALL);
1729 
1730 	MMIO_D(CURBASE(PIPE_A), D_ALL);
1731 	MMIO_D(CURBASE(PIPE_B), D_ALL);
1732 	MMIO_D(CURBASE(PIPE_C), D_ALL);
1733 
1734 	MMIO_D(0x700ac, D_ALL);
1735 	MMIO_D(0x710ac, D_ALL);
1736 	MMIO_D(0x720ac, D_ALL);
1737 
1738 	MMIO_D(0x70090, D_ALL);
1739 	MMIO_D(0x70094, D_ALL);
1740 	MMIO_D(0x70098, D_ALL);
1741 	MMIO_D(0x7009c, D_ALL);
1742 
1743 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
1744 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
1745 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
1746 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
1747 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
1748 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
1749 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
1750 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
1751 
1752 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
1753 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
1754 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
1755 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
1756 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
1757 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
1758 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
1759 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
1760 
1761 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
1762 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
1763 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
1764 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
1765 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
1766 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
1767 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
1768 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
1769 
1770 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
1771 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
1772 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
1773 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
1774 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
1775 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
1776 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
1777 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
1778 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
1779 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
1780 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
1781 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
1782 
1783 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
1784 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
1785 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
1786 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
1787 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
1788 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
1789 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
1790 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
1791 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
1792 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
1793 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
1794 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
1795 
1796 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
1797 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
1798 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
1799 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
1800 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
1801 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
1802 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
1803 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
1804 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
1805 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
1806 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
1807 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
1808 
1809 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
1810 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
1811 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
1812 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
1813 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
1814 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
1815 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
1816 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
1817 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
1818 
1819 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
1820 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
1821 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
1822 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
1823 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
1824 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
1825 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
1826 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
1827 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
1828 
1829 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
1830 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
1831 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
1832 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
1833 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
1834 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
1835 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
1836 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
1837 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
1838 
1839 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
1840 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
1841 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
1842 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
1843 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
1844 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
1845 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
1846 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
1847 
1848 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
1849 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
1850 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
1851 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
1852 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
1853 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
1854 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
1855 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
1856 
1857 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
1858 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
1859 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
1860 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
1861 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
1862 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
1863 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
1864 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
1865 
1866 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
1867 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
1868 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
1869 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
1870 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
1871 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
1872 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
1873 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
1874 
1875 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
1876 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
1877 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
1878 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
1879 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
1880 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
1881 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
1882 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
1883 
1884 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
1885 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
1886 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
1887 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
1888 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
1889 
1890 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
1891 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
1892 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
1893 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
1894 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
1895 
1896 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
1897 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
1898 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
1899 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
1900 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
1901 
1902 	MMIO_D(WM0_PIPEA_ILK, D_ALL);
1903 	MMIO_D(WM0_PIPEB_ILK, D_ALL);
1904 	MMIO_D(WM0_PIPEC_IVB, D_ALL);
1905 	MMIO_D(WM1_LP_ILK, D_ALL);
1906 	MMIO_D(WM2_LP_ILK, D_ALL);
1907 	MMIO_D(WM3_LP_ILK, D_ALL);
1908 	MMIO_D(WM1S_LP_ILK, D_ALL);
1909 	MMIO_D(WM2S_LP_IVB, D_ALL);
1910 	MMIO_D(WM3S_LP_IVB, D_ALL);
1911 
1912 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
1913 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
1914 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
1915 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
1916 
1917 	MMIO_D(0x48268, D_ALL);
1918 
1919 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
1920 		gmbus_mmio_write);
1921 	MMIO_F(PCH_GPIOA, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
1922 	MMIO_F(0xe4f00, 0x28, 0, 0, 0, D_ALL, NULL, NULL);
1923 
1924 	MMIO_F(_PCH_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1925 		dp_aux_ch_ctl_mmio_write);
1926 	MMIO_F(_PCH_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1927 		dp_aux_ch_ctl_mmio_write);
1928 	MMIO_F(_PCH_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1929 		dp_aux_ch_ctl_mmio_write);
1930 
1931 	MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
1932 
1933 	MMIO_DH(_PCH_TRANSACONF, D_ALL, NULL, transconf_mmio_write);
1934 	MMIO_DH(_PCH_TRANSBCONF, D_ALL, NULL, transconf_mmio_write);
1935 
1936 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
1937 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
1938 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
1939 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1940 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1941 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1942 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1943 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1944 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1945 
1946 	MMIO_D(_PCH_TRANS_HTOTAL_A, D_ALL);
1947 	MMIO_D(_PCH_TRANS_HBLANK_A, D_ALL);
1948 	MMIO_D(_PCH_TRANS_HSYNC_A, D_ALL);
1949 	MMIO_D(_PCH_TRANS_VTOTAL_A, D_ALL);
1950 	MMIO_D(_PCH_TRANS_VBLANK_A, D_ALL);
1951 	MMIO_D(_PCH_TRANS_VSYNC_A, D_ALL);
1952 	MMIO_D(_PCH_TRANS_VSYNCSHIFT_A, D_ALL);
1953 
1954 	MMIO_D(_PCH_TRANS_HTOTAL_B, D_ALL);
1955 	MMIO_D(_PCH_TRANS_HBLANK_B, D_ALL);
1956 	MMIO_D(_PCH_TRANS_HSYNC_B, D_ALL);
1957 	MMIO_D(_PCH_TRANS_VTOTAL_B, D_ALL);
1958 	MMIO_D(_PCH_TRANS_VBLANK_B, D_ALL);
1959 	MMIO_D(_PCH_TRANS_VSYNC_B, D_ALL);
1960 	MMIO_D(_PCH_TRANS_VSYNCSHIFT_B, D_ALL);
1961 
1962 	MMIO_D(_PCH_TRANSA_DATA_M1, D_ALL);
1963 	MMIO_D(_PCH_TRANSA_DATA_N1, D_ALL);
1964 	MMIO_D(_PCH_TRANSA_DATA_M2, D_ALL);
1965 	MMIO_D(_PCH_TRANSA_DATA_N2, D_ALL);
1966 	MMIO_D(_PCH_TRANSA_LINK_M1, D_ALL);
1967 	MMIO_D(_PCH_TRANSA_LINK_N1, D_ALL);
1968 	MMIO_D(_PCH_TRANSA_LINK_M2, D_ALL);
1969 	MMIO_D(_PCH_TRANSA_LINK_N2, D_ALL);
1970 
1971 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
1972 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
1973 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
1974 
1975 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
1976 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
1977 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
1978 
1979 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
1980 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
1981 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
1982 
1983 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
1984 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
1985 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
1986 
1987 	MMIO_D(_FDI_RXA_MISC, D_ALL);
1988 	MMIO_D(_FDI_RXB_MISC, D_ALL);
1989 	MMIO_D(_FDI_RXA_TUSIZE1, D_ALL);
1990 	MMIO_D(_FDI_RXA_TUSIZE2, D_ALL);
1991 	MMIO_D(_FDI_RXB_TUSIZE1, D_ALL);
1992 	MMIO_D(_FDI_RXB_TUSIZE2, D_ALL);
1993 
1994 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
1995 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
1996 	MMIO_D(PCH_PP_STATUS,  D_ALL);
1997 	MMIO_D(PCH_LVDS, D_ALL);
1998 	MMIO_D(_PCH_DPLL_A, D_ALL);
1999 	MMIO_D(_PCH_DPLL_B, D_ALL);
2000 	MMIO_D(_PCH_FPA0, D_ALL);
2001 	MMIO_D(_PCH_FPA1, D_ALL);
2002 	MMIO_D(_PCH_FPB0, D_ALL);
2003 	MMIO_D(_PCH_FPB1, D_ALL);
2004 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
2005 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2006 	MMIO_D(PCH_DPLL_SEL, D_ALL);
2007 
2008 	MMIO_D(0x61208, D_ALL);
2009 	MMIO_D(0x6120c, D_ALL);
2010 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2011 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2012 
2013 	MMIO_DH(0xe651c, D_ALL, dpy_reg_mmio_read, NULL);
2014 	MMIO_DH(0xe661c, D_ALL, dpy_reg_mmio_read, NULL);
2015 	MMIO_DH(0xe671c, D_ALL, dpy_reg_mmio_read, NULL);
2016 	MMIO_DH(0xe681c, D_ALL, dpy_reg_mmio_read, NULL);
2017 	MMIO_DH(0xe6c04, D_ALL, dpy_reg_mmio_read, NULL);
2018 	MMIO_DH(0xe6e1c, D_ALL, dpy_reg_mmio_read, NULL);
2019 
2020 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2021 		PORTA_HOTPLUG_STATUS_MASK
2022 		| PORTB_HOTPLUG_STATUS_MASK
2023 		| PORTC_HOTPLUG_STATUS_MASK
2024 		| PORTD_HOTPLUG_STATUS_MASK,
2025 		NULL, NULL);
2026 
2027 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2028 	MMIO_D(FUSE_STRAP, D_ALL);
2029 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2030 
2031 	MMIO_D(DISP_ARB_CTL, D_ALL);
2032 	MMIO_D(DISP_ARB_CTL2, D_ALL);
2033 
2034 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2035 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2036 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2037 
2038 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
2039 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2040 	MMIO_D(_TRANSA_CHICKEN1, D_ALL);
2041 	MMIO_D(_TRANSB_CHICKEN1, D_ALL);
2042 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2043 	MMIO_D(_TRANSA_CHICKEN2, D_ALL);
2044 	MMIO_D(_TRANSB_CHICKEN2, D_ALL);
2045 
2046 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2047 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2048 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2049 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2050 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2051 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2052 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2053 
2054 	MMIO_D(IPS_CTL, D_ALL);
2055 
2056 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2057 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2058 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2059 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2060 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2061 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2062 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2063 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2064 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2065 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2066 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2067 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2068 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2069 
2070 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2071 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2072 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2073 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2074 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2075 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2076 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2077 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2078 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2079 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2080 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2081 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2082 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2083 
2084 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2085 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2086 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2087 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2088 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2089 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2090 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2091 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2092 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2093 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2094 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2095 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2096 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2097 
2098 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2099 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2100 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2101 
2102 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2103 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2104 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2105 
2106 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2107 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2108 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2109 
2110 	MMIO_D(0x60110, D_ALL);
2111 	MMIO_D(0x61110, D_ALL);
2112 	MMIO_F(0x70400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2113 	MMIO_F(0x71400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2114 	MMIO_F(0x72400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2115 	MMIO_F(0x70440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2116 	MMIO_F(0x71440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2117 	MMIO_F(0x72440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2118 	MMIO_F(0x7044c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2119 	MMIO_F(0x7144c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2120 	MMIO_F(0x7244c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2121 
2122 	MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2123 	MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2124 	MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2125 	MMIO_D(SPLL_CTL, D_ALL);
2126 	MMIO_D(_WRPLL_CTL1, D_ALL);
2127 	MMIO_D(_WRPLL_CTL2, D_ALL);
2128 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2129 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2130 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2131 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2132 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2133 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2134 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2135 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2136 
2137 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2138 	MMIO_D(0x46508, D_ALL);
2139 
2140 	MMIO_D(0x49080, D_ALL);
2141 	MMIO_D(0x49180, D_ALL);
2142 	MMIO_D(0x49280, D_ALL);
2143 
2144 	MMIO_F(0x49090, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2145 	MMIO_F(0x49190, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2146 	MMIO_F(0x49290, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2147 
2148 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2149 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2150 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2151 
2152 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2153 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2154 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2155 
2156 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2157 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2158 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2159 
2160 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2161 	MMIO_D(SBI_ADDR, D_ALL);
2162 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2163 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2164 	MMIO_D(PIXCLK_GATE, D_ALL);
2165 
2166 	MMIO_F(_DPA_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_ALL, NULL,
2167 		dp_aux_ch_ctl_mmio_write);
2168 
2169 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2170 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2171 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2172 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2173 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2174 
2175 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2176 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2177 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2178 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2179 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2180 
2181 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2182 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2183 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2184 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2185 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2186 
2187 	MMIO_F(_DDI_BUF_TRANS_A, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2188 	MMIO_F(0x64e60, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2189 	MMIO_F(0x64eC0, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2190 	MMIO_F(0x64f20, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2191 	MMIO_F(0x64f80, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2192 
2193 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2194 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2195 
2196 	MMIO_DH(_TRANS_DDI_FUNC_CTL_A, D_ALL, NULL, NULL);
2197 	MMIO_DH(_TRANS_DDI_FUNC_CTL_B, D_ALL, NULL, NULL);
2198 	MMIO_DH(_TRANS_DDI_FUNC_CTL_C, D_ALL, NULL, NULL);
2199 	MMIO_DH(_TRANS_DDI_FUNC_CTL_EDP, D_ALL, NULL, NULL);
2200 
2201 	MMIO_D(_TRANSA_MSA_MISC, D_ALL);
2202 	MMIO_D(_TRANSB_MSA_MISC, D_ALL);
2203 	MMIO_D(_TRANSC_MSA_MISC, D_ALL);
2204 	MMIO_D(_TRANS_EDP_MSA_MISC, D_ALL);
2205 
2206 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2207 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2208 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2209 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2210 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2211 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2212 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2213 	MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2214 	MMIO_D(ECOBUS, D_ALL);
2215 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2216 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2217 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2218 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2219 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2220 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2221 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2222 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2223 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2224 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2225 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2226 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2227 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2228 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2229 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2230 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2231 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2232 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2233 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2234 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2235 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2236 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2237 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2238 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2239 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2240 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2241 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2242 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2243 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2244 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2245 	MMIO_DH(HSW_PWR_WELL_BIOS, D_BDW, NULL, power_well_ctl_mmio_write);
2246 	MMIO_DH(HSW_PWR_WELL_DRIVER, D_BDW, NULL, power_well_ctl_mmio_write);
2247 	MMIO_DH(HSW_PWR_WELL_KVMR, D_BDW, NULL, power_well_ctl_mmio_write);
2248 	MMIO_DH(HSW_PWR_WELL_DEBUG, D_BDW, NULL, power_well_ctl_mmio_write);
2249 	MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2250 	MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2251 
2252 	MMIO_D(RSTDBYCTL, D_ALL);
2253 
2254 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2255 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2256 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2257 
2258 	MMIO_D(TILECTL, D_ALL);
2259 
2260 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2261 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2262 
2263 	MMIO_F(0x4f000, 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2264 
2265 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2266 	MMIO_D(0x13812c, D_ALL);
2267 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2268 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2269 	MMIO_D(HSW_IDICR, D_ALL);
2270 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2271 
2272 	MMIO_D(0x3c, D_ALL);
2273 	MMIO_D(0x860, D_ALL);
2274 	MMIO_D(ECOSKPD, D_ALL);
2275 	MMIO_D(0x121d0, D_ALL);
2276 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2277 	MMIO_D(0x41d0, D_ALL);
2278 	MMIO_D(GAC_ECO_BITS, D_ALL);
2279 	MMIO_D(0x6200, D_ALL);
2280 	MMIO_D(0x6204, D_ALL);
2281 	MMIO_D(0x6208, D_ALL);
2282 	MMIO_D(0x7118, D_ALL);
2283 	MMIO_D(0x7180, D_ALL);
2284 	MMIO_D(0x7408, D_ALL);
2285 	MMIO_D(0x7c00, D_ALL);
2286 	MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2287 	MMIO_D(0x911c, D_ALL);
2288 	MMIO_D(0x9120, D_ALL);
2289 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2290 
2291 	MMIO_D(GAB_CTL, D_ALL);
2292 	MMIO_D(0x48800, D_ALL);
2293 	MMIO_D(0xce044, D_ALL);
2294 	MMIO_D(0xe6500, D_ALL);
2295 	MMIO_D(0xe6504, D_ALL);
2296 	MMIO_D(0xe6600, D_ALL);
2297 	MMIO_D(0xe6604, D_ALL);
2298 	MMIO_D(0xe6700, D_ALL);
2299 	MMIO_D(0xe6704, D_ALL);
2300 	MMIO_D(0xe6800, D_ALL);
2301 	MMIO_D(0xe6804, D_ALL);
2302 	MMIO_D(PCH_GMBUS4, D_ALL);
2303 	MMIO_D(PCH_GMBUS5, D_ALL);
2304 
2305 	MMIO_D(0x902c, D_ALL);
2306 	MMIO_D(0xec008, D_ALL);
2307 	MMIO_D(0xec00c, D_ALL);
2308 	MMIO_D(0xec008 + 0x18, D_ALL);
2309 	MMIO_D(0xec00c + 0x18, D_ALL);
2310 	MMIO_D(0xec008 + 0x18 * 2, D_ALL);
2311 	MMIO_D(0xec00c + 0x18 * 2, D_ALL);
2312 	MMIO_D(0xec008 + 0x18 * 3, D_ALL);
2313 	MMIO_D(0xec00c + 0x18 * 3, D_ALL);
2314 	MMIO_D(0xec408, D_ALL);
2315 	MMIO_D(0xec40c, D_ALL);
2316 	MMIO_D(0xec408 + 0x18, D_ALL);
2317 	MMIO_D(0xec40c + 0x18, D_ALL);
2318 	MMIO_D(0xec408 + 0x18 * 2, D_ALL);
2319 	MMIO_D(0xec40c + 0x18 * 2, D_ALL);
2320 	MMIO_D(0xec408 + 0x18 * 3, D_ALL);
2321 	MMIO_D(0xec40c + 0x18 * 3, D_ALL);
2322 	MMIO_D(0xfc810, D_ALL);
2323 	MMIO_D(0xfc81c, D_ALL);
2324 	MMIO_D(0xfc828, D_ALL);
2325 	MMIO_D(0xfc834, D_ALL);
2326 	MMIO_D(0xfcc00, D_ALL);
2327 	MMIO_D(0xfcc0c, D_ALL);
2328 	MMIO_D(0xfcc18, D_ALL);
2329 	MMIO_D(0xfcc24, D_ALL);
2330 	MMIO_D(0xfd000, D_ALL);
2331 	MMIO_D(0xfd00c, D_ALL);
2332 	MMIO_D(0xfd018, D_ALL);
2333 	MMIO_D(0xfd024, D_ALL);
2334 	MMIO_D(0xfd034, D_ALL);
2335 
2336 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2337 	MMIO_D(0x2054, D_ALL);
2338 	MMIO_D(0x12054, D_ALL);
2339 	MMIO_D(0x22054, D_ALL);
2340 	MMIO_D(0x1a054, D_ALL);
2341 
2342 	MMIO_D(0x44070, D_ALL);
2343 	MMIO_DFH(0x215c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2344 	MMIO_DFH(0x2178, D_ALL, F_CMD_ACCESS, NULL, NULL);
2345 	MMIO_DFH(0x217c, D_ALL, F_CMD_ACCESS, NULL, NULL);
2346 	MMIO_DFH(0x12178, D_ALL, F_CMD_ACCESS, NULL, NULL);
2347 	MMIO_DFH(0x1217c, D_ALL, F_CMD_ACCESS, NULL, NULL);
2348 
2349 	MMIO_F(0x2290, 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2350 	MMIO_D(0x2b00, D_BDW_PLUS);
2351 	MMIO_D(0x2360, D_BDW_PLUS);
2352 	MMIO_F(0x5200, 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2353 	MMIO_F(0x5240, 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2354 	MMIO_F(0x5280, 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2355 
2356 	MMIO_DFH(0x1c17c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2357 	MMIO_DFH(0x1c178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2358 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2359 
2360 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2361 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2362 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2363 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2364 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2365 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2366 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2367 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2368 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2369 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2370 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2371 	MMIO_DH(0x4260, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2372 	MMIO_DH(0x4264, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2373 	MMIO_DH(0x4268, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2374 	MMIO_DH(0x426c, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2375 	MMIO_DH(0x4270, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2376 	MMIO_DFH(0x4094, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2377 
2378 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2379 	MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2380 	MMIO_DFH(0x2220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2381 	MMIO_DFH(0x12220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2382 	MMIO_DFH(0x22220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2383 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2384 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2385 	MMIO_DFH(0x22178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2386 	MMIO_DFH(0x1a178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2387 	MMIO_DFH(0x1a17c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2388 	MMIO_DFH(0x2217c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2389 	return 0;
2390 }
2391 
2392 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2393 {
2394 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2395 	int ret;
2396 
2397 	MMIO_DFH(RING_IMR(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS, NULL,
2398 			intel_vgpu_reg_imr_handler);
2399 
2400 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2401 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2402 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2403 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2404 
2405 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2406 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2407 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2408 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2409 
2410 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2411 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2412 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2413 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2414 
2415 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2416 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2417 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2418 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2419 
2420 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2421 		intel_vgpu_reg_imr_handler);
2422 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2423 		intel_vgpu_reg_ier_handler);
2424 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2425 		intel_vgpu_reg_iir_handler);
2426 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2427 
2428 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2429 		intel_vgpu_reg_imr_handler);
2430 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2431 		intel_vgpu_reg_ier_handler);
2432 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2433 		intel_vgpu_reg_iir_handler);
2434 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2435 
2436 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2437 		intel_vgpu_reg_imr_handler);
2438 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2439 		intel_vgpu_reg_ier_handler);
2440 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2441 		intel_vgpu_reg_iir_handler);
2442 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2443 
2444 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2445 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2446 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2447 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2448 
2449 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2450 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2451 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2452 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2453 
2454 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2455 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2456 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2457 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2458 
2459 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2460 		intel_vgpu_reg_master_irq_handler);
2461 
2462 	MMIO_DFH(RING_HWSTAM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2463 		F_CMD_ACCESS, NULL, NULL);
2464 	MMIO_DFH(0x1c134, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2465 
2466 	MMIO_DFH(RING_TAIL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2467 		NULL, NULL);
2468 	MMIO_DFH(RING_HEAD(GEN8_BSD2_RING_BASE),  D_BDW_PLUS,
2469 		F_CMD_ACCESS, NULL, NULL);
2470 	MMIO_GM_RDR(RING_START(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
2471 	MMIO_DFH(RING_CTL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2472 		NULL, NULL);
2473 	MMIO_DFH(RING_ACTHD(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2474 		F_CMD_ACCESS, NULL, NULL);
2475 	MMIO_DFH(RING_ACTHD_UDW(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2476 		F_CMD_ACCESS, NULL, NULL);
2477 	MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL,
2478 		ring_mode_mmio_write);
2479 	MMIO_DFH(RING_MI_MODE(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2480 		F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2481 	MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2482 		F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2483 	MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2484 			ring_timestamp_mmio_read, NULL);
2485 
2486 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2487 
2488 #define RING_REG(base) (base + 0xd0)
2489 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
2490 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2491 		ring_reset_ctl_write);
2492 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO, 0,
2493 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2494 		ring_reset_ctl_write);
2495 #undef RING_REG
2496 
2497 #define RING_REG(base) (base + 0x230)
2498 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2499 	MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, elsp_mmio_write);
2500 #undef RING_REG
2501 
2502 #define RING_REG(base) (base + 0x234)
2503 	MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2504 		NULL, NULL);
2505 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO | F_CMD_ACCESS, 0,
2506 		~0LL, D_BDW_PLUS, NULL, NULL);
2507 #undef RING_REG
2508 
2509 #define RING_REG(base) (base + 0x244)
2510 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2511 	MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2512 		NULL, NULL);
2513 #undef RING_REG
2514 
2515 #define RING_REG(base) (base + 0x370)
2516 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2517 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 48, F_RO, 0, ~0, D_BDW_PLUS,
2518 			NULL, NULL);
2519 #undef RING_REG
2520 
2521 #define RING_REG(base) (base + 0x3a0)
2522 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2523 	MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2524 #undef RING_REG
2525 
2526 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2527 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2528 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2529 	MMIO_D(0x1c1d0, D_BDW_PLUS);
2530 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2531 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2532 	MMIO_D(0x1c054, D_BDW_PLUS);
2533 
2534 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2535 
2536 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2537 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2538 
2539 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2540 
2541 #define RING_REG(base) (base + 0x270)
2542 	MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2543 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2544 #undef RING_REG
2545 
2546 	MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, NULL);
2547 	MMIO_GM_RDR(RING_HWS_PGA(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
2548 
2549 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2550 
2551 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2552 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2553 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2554 
2555 	MMIO_D(WM_MISC, D_BDW);
2556 	MMIO_D(BDW_EDP_PSR_BASE, D_BDW);
2557 
2558 	MMIO_D(0x66c00, D_BDW_PLUS);
2559 	MMIO_D(0x66c04, D_BDW_PLUS);
2560 
2561 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2562 
2563 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2564 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2565 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2566 
2567 	MMIO_D(0xfdc, D_BDW_PLUS);
2568 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2569 		NULL, NULL);
2570 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2571 		NULL, NULL);
2572 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2573 
2574 	MMIO_DFH(0xb1f0, D_BDW, F_CMD_ACCESS, NULL, NULL);
2575 	MMIO_DFH(0xb1c0, D_BDW, F_CMD_ACCESS, NULL, NULL);
2576 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2577 	MMIO_DFH(0xb100, D_BDW, F_CMD_ACCESS, NULL, NULL);
2578 	MMIO_DFH(0xb10c, D_BDW, F_CMD_ACCESS, NULL, NULL);
2579 	MMIO_D(0xb110, D_BDW);
2580 
2581 	MMIO_F(0x24d0, 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2582 		NULL, force_nonpriv_write);
2583 
2584 	MMIO_D(0x22040, D_BDW_PLUS);
2585 	MMIO_D(0x44484, D_BDW_PLUS);
2586 	MMIO_D(0x4448c, D_BDW_PLUS);
2587 
2588 	MMIO_DFH(0x83a4, D_BDW, F_CMD_ACCESS, NULL, NULL);
2589 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2590 
2591 	MMIO_DFH(0x8430, D_BDW, F_CMD_ACCESS, NULL, NULL);
2592 
2593 	MMIO_D(0x110000, D_BDW_PLUS);
2594 
2595 	MMIO_D(0x48400, D_BDW_PLUS);
2596 
2597 	MMIO_D(0x6e570, D_BDW_PLUS);
2598 	MMIO_D(0x65f10, D_BDW_PLUS);
2599 
2600 	MMIO_DFH(0xe194, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL,
2601 		 skl_misc_ctl_write);
2602 	MMIO_DFH(0xe188, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2603 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2604 	MMIO_DFH(0x2580, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2605 
2606 	MMIO_DFH(0x2248, D_BDW, F_CMD_ACCESS, NULL, NULL);
2607 
2608 	MMIO_DFH(0xe220, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2609 	MMIO_DFH(0xe230, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2610 	MMIO_DFH(0xe240, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2611 	MMIO_DFH(0xe260, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2612 	MMIO_DFH(0xe270, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2613 	MMIO_DFH(0xe280, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2614 	MMIO_DFH(0xe2a0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2615 	MMIO_DFH(0xe2b0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2616 	MMIO_DFH(0xe2c0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2617 	return 0;
2618 }
2619 
2620 static int init_skl_mmio_info(struct intel_gvt *gvt)
2621 {
2622 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2623 	int ret;
2624 
2625 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2626 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2627 	MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2628 	MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2629 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2630 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2631 
2632 	MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2633 						dp_aux_ch_ctl_mmio_write);
2634 	MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2635 						dp_aux_ch_ctl_mmio_write);
2636 	MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
2637 						dp_aux_ch_ctl_mmio_write);
2638 
2639 	MMIO_D(HSW_PWR_WELL_BIOS, D_SKL_PLUS);
2640 	MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL_PLUS, NULL,
2641 						skl_power_well_ctl_write);
2642 	MMIO_DH(GEN6_PCODE_MAILBOX, D_SKL_PLUS, NULL, mailbox_write);
2643 
2644 	MMIO_D(0xa210, D_SKL_PLUS);
2645 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2646 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2647 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2648 	MMIO_DH(0x4ddc, D_SKL_PLUS, NULL, skl_misc_ctl_write);
2649 	MMIO_DH(0x42080, D_SKL_PLUS, NULL, skl_misc_ctl_write);
2650 	MMIO_D(0x45504, D_SKL_PLUS);
2651 	MMIO_D(0x45520, D_SKL_PLUS);
2652 	MMIO_D(0x46000, D_SKL_PLUS);
2653 	MMIO_DH(0x46010, D_SKL | D_KBL, NULL, skl_lcpll_write);
2654 	MMIO_DH(0x46014, D_SKL | D_KBL, NULL, skl_lcpll_write);
2655 	MMIO_D(0x6C040, D_SKL | D_KBL);
2656 	MMIO_D(0x6C048, D_SKL | D_KBL);
2657 	MMIO_D(0x6C050, D_SKL | D_KBL);
2658 	MMIO_D(0x6C044, D_SKL | D_KBL);
2659 	MMIO_D(0x6C04C, D_SKL | D_KBL);
2660 	MMIO_D(0x6C054, D_SKL | D_KBL);
2661 	MMIO_D(0x6c058, D_SKL | D_KBL);
2662 	MMIO_D(0x6c05c, D_SKL | D_KBL);
2663 	MMIO_DH(0X6c060, D_SKL | D_KBL, dpll_status_read, NULL);
2664 
2665 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2666 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2667 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2668 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2669 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2670 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2671 
2672 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2673 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2674 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2675 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2676 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2677 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2678 
2679 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
2680 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
2681 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
2682 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
2683 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
2684 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
2685 
2686 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2687 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2688 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2689 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2690 
2691 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2692 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2693 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2694 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2695 
2696 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2697 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2698 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2699 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2700 
2701 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
2702 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
2703 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
2704 
2705 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2706 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2707 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2708 
2709 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2710 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2711 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2712 
2713 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2714 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2715 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2716 
2717 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2718 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2719 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
2720 
2721 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2722 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2723 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2724 
2725 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2726 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2727 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2728 
2729 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2730 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2731 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2732 
2733 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
2734 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
2735 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
2736 
2737 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
2738 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2739 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2740 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2741 
2742 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
2743 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2744 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2745 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2746 
2747 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
2748 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2749 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2750 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2751 
2752 	MMIO_DH(_REG_701C0(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2753 	MMIO_DH(_REG_701C0(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2754 	MMIO_DH(_REG_701C0(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2755 	MMIO_DH(_REG_701C0(PIPE_A, 4), D_SKL_PLUS, NULL, NULL);
2756 
2757 	MMIO_DH(_REG_701C0(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2758 	MMIO_DH(_REG_701C0(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2759 	MMIO_DH(_REG_701C0(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2760 	MMIO_DH(_REG_701C0(PIPE_B, 4), D_SKL_PLUS, NULL, NULL);
2761 
2762 	MMIO_DH(_REG_701C0(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2763 	MMIO_DH(_REG_701C0(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2764 	MMIO_DH(_REG_701C0(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2765 	MMIO_DH(_REG_701C0(PIPE_C, 4), D_SKL_PLUS, NULL, NULL);
2766 
2767 	MMIO_DH(_REG_701C4(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
2768 	MMIO_DH(_REG_701C4(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
2769 	MMIO_DH(_REG_701C4(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
2770 	MMIO_DH(_REG_701C4(PIPE_A, 4), D_SKL_PLUS, NULL, NULL);
2771 
2772 	MMIO_DH(_REG_701C4(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
2773 	MMIO_DH(_REG_701C4(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
2774 	MMIO_DH(_REG_701C4(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
2775 	MMIO_DH(_REG_701C4(PIPE_B, 4), D_SKL_PLUS, NULL, NULL);
2776 
2777 	MMIO_DH(_REG_701C4(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
2778 	MMIO_DH(_REG_701C4(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
2779 	MMIO_DH(_REG_701C4(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
2780 	MMIO_DH(_REG_701C4(PIPE_C, 4), D_SKL_PLUS, NULL, NULL);
2781 
2782 	MMIO_D(0x70380, D_SKL_PLUS);
2783 	MMIO_D(0x71380, D_SKL_PLUS);
2784 	MMIO_D(0x72380, D_SKL_PLUS);
2785 	MMIO_D(0x7039c, D_SKL_PLUS);
2786 
2787 	MMIO_D(0x8f074, D_SKL | D_KBL);
2788 	MMIO_D(0x8f004, D_SKL | D_KBL);
2789 	MMIO_D(0x8f034, D_SKL | D_KBL);
2790 
2791 	MMIO_D(0xb11c, D_SKL | D_KBL);
2792 
2793 	MMIO_D(0x51000, D_SKL | D_KBL);
2794 	MMIO_D(0x6c00c, D_SKL_PLUS);
2795 
2796 	MMIO_F(0xc800, 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2797 	MMIO_F(0xb020, 0x80, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL);
2798 
2799 	MMIO_D(0xd08, D_SKL_PLUS);
2800 	MMIO_DFH(0x20e0, D_SKL_PLUS, F_MODE_MASK, NULL, NULL);
2801 	MMIO_DFH(0x20ec, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2802 
2803 	/* TRTT */
2804 	MMIO_DFH(0x4de0, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2805 	MMIO_DFH(0x4de4, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2806 	MMIO_DFH(0x4de8, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2807 	MMIO_DFH(0x4dec, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2808 	MMIO_DFH(0x4df0, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL);
2809 	MMIO_DFH(0x4df4, D_SKL | D_KBL, F_CMD_ACCESS, NULL, gen9_trtte_write);
2810 	MMIO_DH(0x4dfc, D_SKL | D_KBL, NULL, gen9_trtt_chicken_write);
2811 
2812 	MMIO_D(0x45008, D_SKL | D_KBL);
2813 
2814 	MMIO_D(0x46430, D_SKL | D_KBL);
2815 
2816 	MMIO_D(0x46520, D_SKL | D_KBL);
2817 
2818 	MMIO_D(0xc403c, D_SKL | D_KBL);
2819 	MMIO_D(0xb004, D_SKL_PLUS);
2820 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
2821 
2822 	MMIO_D(0x65900, D_SKL_PLUS);
2823 	MMIO_D(0x1082c0, D_SKL | D_KBL);
2824 	MMIO_D(0x4068, D_SKL | D_KBL);
2825 	MMIO_D(0x67054, D_SKL | D_KBL);
2826 	MMIO_D(0x6e560, D_SKL | D_KBL);
2827 	MMIO_D(0x6e554, D_SKL | D_KBL);
2828 	MMIO_D(0x2b20, D_SKL | D_KBL);
2829 	MMIO_D(0x65f00, D_SKL | D_KBL);
2830 	MMIO_D(0x65f08, D_SKL | D_KBL);
2831 	MMIO_D(0x320f0, D_SKL | D_KBL);
2832 
2833 	MMIO_DFH(_REG_VCS2_EXCC, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2834 	MMIO_DFH(_REG_VECS_EXCC, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2835 	MMIO_D(0x70034, D_SKL_PLUS);
2836 	MMIO_D(0x71034, D_SKL_PLUS);
2837 	MMIO_D(0x72034, D_SKL_PLUS);
2838 
2839 	MMIO_D(_PLANE_KEYVAL_1(PIPE_A), D_SKL_PLUS);
2840 	MMIO_D(_PLANE_KEYVAL_1(PIPE_B), D_SKL_PLUS);
2841 	MMIO_D(_PLANE_KEYVAL_1(PIPE_C), D_SKL_PLUS);
2842 	MMIO_D(_PLANE_KEYMSK_1(PIPE_A), D_SKL_PLUS);
2843 	MMIO_D(_PLANE_KEYMSK_1(PIPE_B), D_SKL_PLUS);
2844 	MMIO_D(_PLANE_KEYMSK_1(PIPE_C), D_SKL_PLUS);
2845 
2846 	MMIO_D(0x44500, D_SKL_PLUS);
2847 	MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2848 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL | D_KBL, F_MODE_MASK | F_CMD_ACCESS,
2849 		NULL, NULL);
2850 
2851 	MMIO_D(0x4ab8, D_KBL);
2852 	MMIO_D(0x940c, D_SKL_PLUS);
2853 	MMIO_D(0x2248, D_SKL_PLUS | D_KBL);
2854 	MMIO_D(0x4ab0, D_SKL | D_KBL);
2855 	MMIO_D(0x20d4, D_SKL | D_KBL);
2856 
2857 	return 0;
2858 }
2859 
2860 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
2861 					      unsigned int offset)
2862 {
2863 	unsigned long device = intel_gvt_get_device_type(gvt);
2864 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
2865 	int num = gvt->mmio.num_mmio_block;
2866 	int i;
2867 
2868 	for (i = 0; i < num; i++, block++) {
2869 		if (!(device & block->device))
2870 			continue;
2871 		if (offset >= INTEL_GVT_MMIO_OFFSET(block->offset) &&
2872 		    offset < INTEL_GVT_MMIO_OFFSET(block->offset) + block->size)
2873 			return block;
2874 	}
2875 	return NULL;
2876 }
2877 
2878 /**
2879  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
2880  * @gvt: GVT device
2881  *
2882  * This function is called at the driver unloading stage, to clean up the MMIO
2883  * information table of GVT device
2884  *
2885  */
2886 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
2887 {
2888 	struct hlist_node *tmp;
2889 	struct intel_gvt_mmio_info *e;
2890 	int i;
2891 
2892 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
2893 		kfree(e);
2894 
2895 	vfree(gvt->mmio.mmio_attribute);
2896 	gvt->mmio.mmio_attribute = NULL;
2897 }
2898 
2899 /* Special MMIO blocks. */
2900 static struct gvt_mmio_block mmio_blocks[] = {
2901 	{D_SKL_PLUS, _MMIO(CSR_MMIO_START_RANGE), 0x3000, NULL, NULL},
2902 	{D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
2903 	{D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
2904 		pvinfo_mmio_read, pvinfo_mmio_write},
2905 	{D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
2906 	{D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
2907 	{D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
2908 };
2909 
2910 /**
2911  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
2912  * @gvt: GVT device
2913  *
2914  * This function is called at the initialization stage, to setup the MMIO
2915  * information table for GVT device
2916  *
2917  * Returns:
2918  * zero on success, negative if failed.
2919  */
2920 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
2921 {
2922 	struct intel_gvt_device_info *info = &gvt->device_info;
2923 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2924 	int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
2925 	int ret;
2926 
2927 	gvt->mmio.mmio_attribute = vzalloc(size);
2928 	if (!gvt->mmio.mmio_attribute)
2929 		return -ENOMEM;
2930 
2931 	ret = init_generic_mmio_info(gvt);
2932 	if (ret)
2933 		goto err;
2934 
2935 	if (IS_BROADWELL(dev_priv)) {
2936 		ret = init_broadwell_mmio_info(gvt);
2937 		if (ret)
2938 			goto err;
2939 	} else if (IS_SKYLAKE(dev_priv)
2940 		|| IS_KABYLAKE(dev_priv)) {
2941 		ret = init_broadwell_mmio_info(gvt);
2942 		if (ret)
2943 			goto err;
2944 		ret = init_skl_mmio_info(gvt);
2945 		if (ret)
2946 			goto err;
2947 	}
2948 
2949 	gvt->mmio.mmio_block = mmio_blocks;
2950 	gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
2951 
2952 	gvt_dbg_mmio("traced %u virtual mmio registers\n",
2953 		     gvt->mmio.num_tracked_mmio);
2954 	return 0;
2955 err:
2956 	intel_gvt_clean_mmio_info(gvt);
2957 	return ret;
2958 }
2959 
2960 
2961 /**
2962  * intel_vgpu_default_mmio_read - default MMIO read handler
2963  * @vgpu: a vGPU
2964  * @offset: access offset
2965  * @p_data: data return buffer
2966  * @bytes: access data length
2967  *
2968  * Returns:
2969  * Zero on success, negative error code if failed.
2970  */
2971 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
2972 		void *p_data, unsigned int bytes)
2973 {
2974 	read_vreg(vgpu, offset, p_data, bytes);
2975 	return 0;
2976 }
2977 
2978 /**
2979  * intel_t_default_mmio_write - default MMIO write handler
2980  * @vgpu: a vGPU
2981  * @offset: access offset
2982  * @p_data: write data buffer
2983  * @bytes: access data length
2984  *
2985  * Returns:
2986  * Zero on success, negative error code if failed.
2987  */
2988 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
2989 		void *p_data, unsigned int bytes)
2990 {
2991 	write_vreg(vgpu, offset, p_data, bytes);
2992 	return 0;
2993 }
2994 
2995 /**
2996  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
2997  * force-nopriv register
2998  *
2999  * @gvt: a GVT device
3000  * @offset: register offset
3001  *
3002  * Returns:
3003  * True if the register is in force-nonpriv whitelist;
3004  * False if outside;
3005  */
3006 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3007 					  unsigned int offset)
3008 {
3009 	return in_whitelist(offset);
3010 }
3011 
3012 /**
3013  * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3014  * @vgpu: a vGPU
3015  * @offset: register offset
3016  * @pdata: data buffer
3017  * @bytes: data length
3018  *
3019  * Returns:
3020  * Zero on success, negative error code if failed.
3021  */
3022 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3023 			   void *pdata, unsigned int bytes, bool is_read)
3024 {
3025 	struct intel_gvt *gvt = vgpu->gvt;
3026 	struct intel_gvt_mmio_info *mmio_info;
3027 	struct gvt_mmio_block *mmio_block;
3028 	gvt_mmio_func func;
3029 	int ret;
3030 
3031 	if (WARN_ON(bytes > 8))
3032 		return -EINVAL;
3033 
3034 	/*
3035 	 * Handle special MMIO blocks.
3036 	 */
3037 	mmio_block = find_mmio_block(gvt, offset);
3038 	if (mmio_block) {
3039 		func = is_read ? mmio_block->read : mmio_block->write;
3040 		if (func)
3041 			return func(vgpu, offset, pdata, bytes);
3042 		goto default_rw;
3043 	}
3044 
3045 	/*
3046 	 * Normal tracked MMIOs.
3047 	 */
3048 	mmio_info = find_mmio_info(gvt, offset);
3049 	if (!mmio_info) {
3050 		if (!vgpu->mmio.disable_warn_untrack)
3051 			gvt_vgpu_err("untracked MMIO %08x len %d\n",
3052 				     offset, bytes);
3053 		goto default_rw;
3054 	}
3055 
3056 	if (is_read)
3057 		return mmio_info->read(vgpu, offset, pdata, bytes);
3058 	else {
3059 		u64 ro_mask = mmio_info->ro_mask;
3060 		u32 old_vreg = 0, old_sreg = 0;
3061 		u64 data = 0;
3062 
3063 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3064 			old_vreg = vgpu_vreg(vgpu, offset);
3065 			old_sreg = vgpu_sreg(vgpu, offset);
3066 		}
3067 
3068 		if (likely(!ro_mask))
3069 			ret = mmio_info->write(vgpu, offset, pdata, bytes);
3070 		else if (!~ro_mask) {
3071 			gvt_vgpu_err("try to write RO reg %x\n", offset);
3072 			return 0;
3073 		} else {
3074 			/* keep the RO bits in the virtual register */
3075 			memcpy(&data, pdata, bytes);
3076 			data &= ~ro_mask;
3077 			data |= vgpu_vreg(vgpu, offset) & ro_mask;
3078 			ret = mmio_info->write(vgpu, offset, &data, bytes);
3079 		}
3080 
3081 		/* higher 16bits of mode ctl regs are mask bits for change */
3082 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3083 			u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3084 
3085 			vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3086 					| (vgpu_vreg(vgpu, offset) & mask);
3087 			vgpu_sreg(vgpu, offset) = (old_sreg & ~mask)
3088 					| (vgpu_sreg(vgpu, offset) & mask);
3089 		}
3090 	}
3091 
3092 	return ret;
3093 
3094 default_rw:
3095 	return is_read ?
3096 		intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3097 		intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3098 }
3099