xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision 232b0b08)
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 /* Register contains RO bits */
51 #define F_RO		(1 << 0)
52 /* Register contains graphics address */
53 #define F_GMADR		(1 << 1)
54 /* Mode mask registers with high 16 bits as the mask bits */
55 #define F_MODE_MASK	(1 << 2)
56 /* This reg can be accessed by GPU commands */
57 #define F_CMD_ACCESS	(1 << 3)
58 /* This reg has been accessed by a VM */
59 #define F_ACCESSED	(1 << 4)
60 /* This reg has been accessed through GPU commands */
61 #define F_CMD_ACCESSED	(1 << 5)
62 /* This reg could be accessed by unaligned address */
63 #define F_UNALIGN	(1 << 6)
64 
65 unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt)
66 {
67 	if (IS_BROADWELL(gvt->dev_priv))
68 		return D_BDW;
69 	else if (IS_SKYLAKE(gvt->dev_priv))
70 		return D_SKL;
71 
72 	return 0;
73 }
74 
75 bool intel_gvt_match_device(struct intel_gvt *gvt,
76 		unsigned long device)
77 {
78 	return intel_gvt_get_device_type(gvt) & device;
79 }
80 
81 static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset,
82 	void *p_data, unsigned int bytes)
83 {
84 	memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
85 }
86 
87 static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
88 	void *p_data, unsigned int bytes)
89 {
90 	memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
91 }
92 
93 static int new_mmio_info(struct intel_gvt *gvt,
94 		u32 offset, u32 flags, u32 size,
95 		u32 addr_mask, u32 ro_mask, u32 device,
96 		int (*read)(struct intel_vgpu *, unsigned int, void *, unsigned int),
97 		int (*write)(struct intel_vgpu *, unsigned int, void *, unsigned int))
98 {
99 	struct intel_gvt_mmio_info *info, *p;
100 	u32 start, end, i;
101 
102 	if (!intel_gvt_match_device(gvt, device))
103 		return 0;
104 
105 	if (WARN_ON(!IS_ALIGNED(offset, 4)))
106 		return -EINVAL;
107 
108 	start = offset;
109 	end = offset + size;
110 
111 	for (i = start; i < end; i += 4) {
112 		info = kzalloc(sizeof(*info), GFP_KERNEL);
113 		if (!info)
114 			return -ENOMEM;
115 
116 		info->offset = i;
117 		p = intel_gvt_find_mmio_info(gvt, info->offset);
118 		if (p)
119 			gvt_err("dup mmio definition offset %x\n",
120 				info->offset);
121 		info->size = size;
122 		info->length = (i + 4) < end ? 4 : (end - i);
123 		info->addr_mask = addr_mask;
124 		info->ro_mask = ro_mask;
125 		info->device = device;
126 		info->read = read ? read : intel_vgpu_default_mmio_read;
127 		info->write = write ? write : intel_vgpu_default_mmio_write;
128 		gvt->mmio.mmio_attribute[info->offset / 4] = flags;
129 		INIT_HLIST_NODE(&info->node);
130 		hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
131 	}
132 	return 0;
133 }
134 
135 static int render_mmio_to_ring_id(struct intel_gvt *gvt, unsigned int reg)
136 {
137 	enum intel_engine_id id;
138 	struct intel_engine_cs *engine;
139 
140 	reg &= ~GENMASK(11, 0);
141 	for_each_engine(engine, gvt->dev_priv, id) {
142 		if (engine->mmio_base == reg)
143 			return id;
144 	}
145 	return -1;
146 }
147 
148 #define offset_to_fence_num(offset) \
149 	((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
150 
151 #define fence_num_to_offset(num) \
152 	(num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
153 
154 
155 static void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
156 {
157 	switch (reason) {
158 	case GVT_FAILSAFE_UNSUPPORTED_GUEST:
159 		pr_err("Detected your guest driver doesn't support GVT-g.\n");
160 		break;
161 	case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
162 		pr_err("Graphics resource is not enough for the guest\n");
163 	default:
164 		break;
165 	}
166 	pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
167 	vgpu->failsafe = true;
168 }
169 
170 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
171 		unsigned int fence_num, void *p_data, unsigned int bytes)
172 {
173 	if (fence_num >= vgpu_fence_sz(vgpu)) {
174 
175 		/* When guest access oob fence regs without access
176 		 * pv_info first, we treat guest not supporting GVT,
177 		 * and we will let vgpu enter failsafe mode.
178 		 */
179 		if (!vgpu->pv_notified)
180 			enter_failsafe_mode(vgpu,
181 					GVT_FAILSAFE_UNSUPPORTED_GUEST);
182 
183 		if (!vgpu->mmio.disable_warn_untrack) {
184 			gvt_vgpu_err("found oob fence register access\n");
185 			gvt_vgpu_err("total fence %d, access fence %d\n",
186 					vgpu_fence_sz(vgpu), fence_num);
187 		}
188 		memset(p_data, 0, bytes);
189 		return -EINVAL;
190 	}
191 	return 0;
192 }
193 
194 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
195 		void *p_data, unsigned int bytes)
196 {
197 	int ret;
198 
199 	ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
200 			p_data, bytes);
201 	if (ret)
202 		return ret;
203 	read_vreg(vgpu, off, p_data, bytes);
204 	return 0;
205 }
206 
207 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
208 		void *p_data, unsigned int bytes)
209 {
210 	unsigned int fence_num = offset_to_fence_num(off);
211 	int ret;
212 
213 	ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
214 	if (ret)
215 		return ret;
216 	write_vreg(vgpu, off, p_data, bytes);
217 
218 	intel_vgpu_write_fence(vgpu, fence_num,
219 			vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
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 		switch (offset) {
239 		case FORCEWAKE_RENDER_GEN9_REG:
240 			ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
241 			break;
242 		case FORCEWAKE_BLITTER_GEN9_REG:
243 			ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG;
244 			break;
245 		case FORCEWAKE_MEDIA_GEN9_REG:
246 			ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
247 			break;
248 		default:
249 			/*should not hit here*/
250 			gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
251 			return -EINVAL;
252 		}
253 	} else {
254 		ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
255 	}
256 
257 	vgpu_vreg(vgpu, offset) = new;
258 	vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
259 	return 0;
260 }
261 
262 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
263 			    void *p_data, unsigned int bytes)
264 {
265 	unsigned int engine_mask = 0;
266 	u32 data;
267 
268 	write_vreg(vgpu, offset, p_data, bytes);
269 	data = vgpu_vreg(vgpu, offset);
270 
271 	if (data & GEN6_GRDOM_FULL) {
272 		gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
273 		engine_mask = ALL_ENGINES;
274 	} else {
275 		if (data & GEN6_GRDOM_RENDER) {
276 			gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
277 			engine_mask |= (1 << RCS);
278 		}
279 		if (data & GEN6_GRDOM_MEDIA) {
280 			gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
281 			engine_mask |= (1 << VCS);
282 		}
283 		if (data & GEN6_GRDOM_BLT) {
284 			gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
285 			engine_mask |= (1 << BCS);
286 		}
287 		if (data & GEN6_GRDOM_VECS) {
288 			gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
289 			engine_mask |= (1 << VECS);
290 		}
291 		if (data & GEN8_GRDOM_MEDIA2) {
292 			gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
293 			if (HAS_BSD2(vgpu->gvt->dev_priv))
294 				engine_mask |= (1 << VCS2);
295 		}
296 	}
297 
298 	intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
299 
300 	return 0;
301 }
302 
303 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
304 		void *p_data, unsigned int bytes)
305 {
306 	return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
307 }
308 
309 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
310 		void *p_data, unsigned int bytes)
311 {
312 	return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
313 }
314 
315 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
316 		unsigned int offset, void *p_data, unsigned int bytes)
317 {
318 	write_vreg(vgpu, offset, p_data, bytes);
319 
320 	if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
321 		vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_ON;
322 		vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
323 		vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
324 		vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
325 
326 	} else
327 		vgpu_vreg(vgpu, PCH_PP_STATUS) &=
328 			~(PP_ON | PP_SEQUENCE_POWER_DOWN
329 					| PP_CYCLE_DELAY_ACTIVE);
330 	return 0;
331 }
332 
333 static int transconf_mmio_write(struct intel_vgpu *vgpu,
334 		unsigned int offset, void *p_data, unsigned int bytes)
335 {
336 	write_vreg(vgpu, offset, p_data, bytes);
337 
338 	if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
339 		vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
340 	else
341 		vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
342 	return 0;
343 }
344 
345 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
346 		void *p_data, unsigned int bytes)
347 {
348 	write_vreg(vgpu, offset, p_data, bytes);
349 
350 	if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
351 		vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
352 	else
353 		vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
354 
355 	if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
356 		vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
357 	else
358 		vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
359 
360 	return 0;
361 }
362 
363 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
364 		void *p_data, unsigned int bytes)
365 {
366 	*(u32 *)p_data = (1 << 17);
367 	return 0;
368 }
369 
370 static int dpy_reg_mmio_read_2(struct intel_vgpu *vgpu, unsigned int offset,
371 		void *p_data, unsigned int bytes)
372 {
373 	*(u32 *)p_data = 3;
374 	return 0;
375 }
376 
377 static int dpy_reg_mmio_read_3(struct intel_vgpu *vgpu, unsigned int offset,
378 		void *p_data, unsigned int bytes)
379 {
380 	*(u32 *)p_data = (0x2f << 16);
381 	return 0;
382 }
383 
384 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
385 		void *p_data, unsigned int bytes)
386 {
387 	u32 data;
388 
389 	write_vreg(vgpu, offset, p_data, bytes);
390 	data = vgpu_vreg(vgpu, offset);
391 
392 	if (data & PIPECONF_ENABLE)
393 		vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
394 	else
395 		vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
396 	intel_gvt_check_vblank_emulation(vgpu->gvt);
397 	return 0;
398 }
399 
400 /* ascendingly sorted */
401 static i915_reg_t force_nonpriv_white_list[] = {
402 	GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
403 	GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
404 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
405 	_MMIO(0x2690),
406 	_MMIO(0x2694),
407 	_MMIO(0x2698),
408 	_MMIO(0x4de0),
409 	_MMIO(0x4de4),
410 	_MMIO(0x4dfc),
411 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
412 	_MMIO(0x7014),
413 	HDC_CHICKEN0,//_MMIO(0x7300)
414 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
415 	_MMIO(0x7700),
416 	_MMIO(0x7704),
417 	_MMIO(0x7708),
418 	_MMIO(0x770c),
419 	_MMIO(0xb110),
420 	GEN8_L3SQCREG4,//_MMIO(0xb118)
421 	_MMIO(0xe100),
422 	_MMIO(0xe18c),
423 	_MMIO(0xe48c),
424 	_MMIO(0xe5f4),
425 };
426 
427 /* a simple bsearch */
428 static inline bool in_whitelist(unsigned int reg)
429 {
430 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
431 	i915_reg_t *array = force_nonpriv_white_list;
432 
433 	while (left < right) {
434 		int mid = (left + right)/2;
435 
436 		if (reg > array[mid].reg)
437 			left = mid + 1;
438 		else if (reg < array[mid].reg)
439 			right = mid;
440 		else
441 			return true;
442 	}
443 	return false;
444 }
445 
446 static int force_nonpriv_write(struct intel_vgpu *vgpu,
447 	unsigned int offset, void *p_data, unsigned int bytes)
448 {
449 	u32 reg_nonpriv = *(u32 *)p_data;
450 	int ret = -EINVAL;
451 
452 	if ((bytes != 4) || ((offset & (bytes - 1)) != 0)) {
453 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV offset %x(%dB)\n",
454 			vgpu->id, offset, bytes);
455 		return ret;
456 	}
457 
458 	if (in_whitelist(reg_nonpriv)) {
459 		ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data,
460 			bytes);
461 	} else {
462 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x\n",
463 			vgpu->id, reg_nonpriv);
464 	}
465 	return ret;
466 }
467 
468 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
469 		void *p_data, unsigned int bytes)
470 {
471 	write_vreg(vgpu, offset, p_data, bytes);
472 
473 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
474 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
475 	} else {
476 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
477 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
478 			vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E))
479 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
480 	}
481 	return 0;
482 }
483 
484 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
485 		unsigned int offset, void *p_data, unsigned int bytes)
486 {
487 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
488 	return 0;
489 }
490 
491 #define FDI_LINK_TRAIN_PATTERN1         0
492 #define FDI_LINK_TRAIN_PATTERN2         1
493 
494 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
495 {
496 	u32 ddi_buf_ctl = vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_E));
497 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
498 	u32 tx_ctl = vgpu_vreg(vgpu, DP_TP_CTL(PORT_E));
499 
500 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
501 			(rx_ctl & FDI_RX_ENABLE) &&
502 			(rx_ctl & FDI_AUTO_TRAINING) &&
503 			(tx_ctl & DP_TP_CTL_ENABLE) &&
504 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
505 		return 1;
506 	else
507 		return 0;
508 }
509 
510 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
511 		enum pipe pipe, unsigned int train_pattern)
512 {
513 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
514 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
515 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
516 	unsigned int fdi_iir_check_bits;
517 
518 	fdi_rx_imr = FDI_RX_IMR(pipe);
519 	fdi_tx_ctl = FDI_TX_CTL(pipe);
520 	fdi_rx_ctl = FDI_RX_CTL(pipe);
521 
522 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
523 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
524 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
525 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
526 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
527 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
528 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
529 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
530 	} else {
531 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
532 		return -EINVAL;
533 	}
534 
535 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
536 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
537 
538 	/* If imr bit has been masked */
539 	if (vgpu_vreg(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
540 		return 0;
541 
542 	if (((vgpu_vreg(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
543 			== fdi_tx_check_bits)
544 		&& ((vgpu_vreg(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
545 			== fdi_rx_check_bits))
546 		return 1;
547 	else
548 		return 0;
549 }
550 
551 #define INVALID_INDEX (~0U)
552 
553 static unsigned int calc_index(unsigned int offset, unsigned int start,
554 	unsigned int next, unsigned int end, i915_reg_t i915_end)
555 {
556 	unsigned int range = next - start;
557 
558 	if (!end)
559 		end = i915_mmio_reg_offset(i915_end);
560 	if (offset < start || offset > end)
561 		return INVALID_INDEX;
562 	offset -= start;
563 	return offset / range;
564 }
565 
566 #define FDI_RX_CTL_TO_PIPE(offset) \
567 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
568 
569 #define FDI_TX_CTL_TO_PIPE(offset) \
570 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
571 
572 #define FDI_RX_IMR_TO_PIPE(offset) \
573 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
574 
575 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
576 		unsigned int offset, void *p_data, unsigned int bytes)
577 {
578 	i915_reg_t fdi_rx_iir;
579 	unsigned int index;
580 	int ret;
581 
582 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
583 		index = FDI_RX_CTL_TO_PIPE(offset);
584 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
585 		index = FDI_TX_CTL_TO_PIPE(offset);
586 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
587 		index = FDI_RX_IMR_TO_PIPE(offset);
588 	else {
589 		gvt_vgpu_err("Unsupport registers %x\n", offset);
590 		return -EINVAL;
591 	}
592 
593 	write_vreg(vgpu, offset, p_data, bytes);
594 
595 	fdi_rx_iir = FDI_RX_IIR(index);
596 
597 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
598 	if (ret < 0)
599 		return ret;
600 	if (ret)
601 		vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
602 
603 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
604 	if (ret < 0)
605 		return ret;
606 	if (ret)
607 		vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
608 
609 	if (offset == _FDI_RXA_CTL)
610 		if (fdi_auto_training_started(vgpu))
611 			vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E)) |=
612 				DP_TP_STATUS_AUTOTRAIN_DONE;
613 	return 0;
614 }
615 
616 #define DP_TP_CTL_TO_PORT(offset) \
617 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
618 
619 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
620 		void *p_data, unsigned int bytes)
621 {
622 	i915_reg_t status_reg;
623 	unsigned int index;
624 	u32 data;
625 
626 	write_vreg(vgpu, offset, p_data, bytes);
627 
628 	index = DP_TP_CTL_TO_PORT(offset);
629 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
630 	if (data == 0x2) {
631 		status_reg = DP_TP_STATUS(index);
632 		vgpu_vreg(vgpu, status_reg) |= (1 << 25);
633 	}
634 	return 0;
635 }
636 
637 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
638 		unsigned int offset, void *p_data, unsigned int bytes)
639 {
640 	u32 reg_val;
641 	u32 sticky_mask;
642 
643 	reg_val = *((u32 *)p_data);
644 	sticky_mask = GENMASK(27, 26) | (1 << 24);
645 
646 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
647 		(vgpu_vreg(vgpu, offset) & sticky_mask);
648 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
649 	return 0;
650 }
651 
652 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
653 		unsigned int offset, void *p_data, unsigned int bytes)
654 {
655 	u32 data;
656 
657 	write_vreg(vgpu, offset, p_data, bytes);
658 	data = vgpu_vreg(vgpu, offset);
659 
660 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
661 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
662 	return 0;
663 }
664 
665 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
666 		unsigned int offset, void *p_data, unsigned int bytes)
667 {
668 	u32 data;
669 
670 	write_vreg(vgpu, offset, p_data, bytes);
671 	data = vgpu_vreg(vgpu, offset);
672 
673 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
674 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
675 	else
676 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
677 	return 0;
678 }
679 
680 #define DSPSURF_TO_PIPE(offset) \
681 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
682 
683 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
684 		void *p_data, unsigned int bytes)
685 {
686 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
687 	unsigned int index = DSPSURF_TO_PIPE(offset);
688 	i915_reg_t surflive_reg = DSPSURFLIVE(index);
689 	int flip_event[] = {
690 		[PIPE_A] = PRIMARY_A_FLIP_DONE,
691 		[PIPE_B] = PRIMARY_B_FLIP_DONE,
692 		[PIPE_C] = PRIMARY_C_FLIP_DONE,
693 	};
694 
695 	write_vreg(vgpu, offset, p_data, bytes);
696 	vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
697 
698 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
699 	return 0;
700 }
701 
702 #define SPRSURF_TO_PIPE(offset) \
703 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
704 
705 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
706 		void *p_data, unsigned int bytes)
707 {
708 	unsigned int index = SPRSURF_TO_PIPE(offset);
709 	i915_reg_t surflive_reg = SPRSURFLIVE(index);
710 	int flip_event[] = {
711 		[PIPE_A] = SPRITE_A_FLIP_DONE,
712 		[PIPE_B] = SPRITE_B_FLIP_DONE,
713 		[PIPE_C] = SPRITE_C_FLIP_DONE,
714 	};
715 
716 	write_vreg(vgpu, offset, p_data, bytes);
717 	vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset);
718 
719 	set_bit(flip_event[index], vgpu->irq.flip_done_event[index]);
720 	return 0;
721 }
722 
723 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
724 		unsigned int reg)
725 {
726 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
727 	enum intel_gvt_event_type event;
728 
729 	if (reg == _DPA_AUX_CH_CTL)
730 		event = AUX_CHANNEL_A;
731 	else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL)
732 		event = AUX_CHANNEL_B;
733 	else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL)
734 		event = AUX_CHANNEL_C;
735 	else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL)
736 		event = AUX_CHANNEL_D;
737 	else {
738 		WARN_ON(true);
739 		return -EINVAL;
740 	}
741 
742 	intel_vgpu_trigger_virtual_event(vgpu, event);
743 	return 0;
744 }
745 
746 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
747 		unsigned int reg, int len, bool data_valid)
748 {
749 	/* mark transaction done */
750 	value |= DP_AUX_CH_CTL_DONE;
751 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
752 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
753 
754 	if (data_valid)
755 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
756 	else
757 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
758 
759 	/* message size */
760 	value &= ~(0xf << 20);
761 	value |= (len << 20);
762 	vgpu_vreg(vgpu, reg) = value;
763 
764 	if (value & DP_AUX_CH_CTL_INTERRUPT)
765 		return trigger_aux_channel_interrupt(vgpu, reg);
766 	return 0;
767 }
768 
769 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
770 		uint8_t t)
771 {
772 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
773 		/* training pattern 1 for CR */
774 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
775 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
776 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
777 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
778 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
779 			DPCD_TRAINING_PATTERN_2) {
780 		/* training pattern 2 for EQ */
781 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
782 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
783 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
784 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
785 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
786 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
787 		/* set INTERLANE_ALIGN_DONE */
788 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
789 			DPCD_INTERLANE_ALIGN_DONE;
790 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
791 			DPCD_LINK_TRAINING_DISABLED) {
792 		/* finish link training */
793 		/* set sink status as synchronized */
794 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
795 	}
796 }
797 
798 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
799 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
800 
801 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
802 
803 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
804 
805 #define dpy_is_valid_port(port)	\
806 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
807 
808 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
809 		unsigned int offset, void *p_data, unsigned int bytes)
810 {
811 	struct intel_vgpu_display *display = &vgpu->display;
812 	int msg, addr, ctrl, op, len;
813 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
814 	struct intel_vgpu_dpcd_data *dpcd = NULL;
815 	struct intel_vgpu_port *port = NULL;
816 	u32 data;
817 
818 	if (!dpy_is_valid_port(port_index)) {
819 		gvt_vgpu_err("Unsupported DP port access!\n");
820 		return 0;
821 	}
822 
823 	write_vreg(vgpu, offset, p_data, bytes);
824 	data = vgpu_vreg(vgpu, offset);
825 
826 	if (IS_SKYLAKE(vgpu->gvt->dev_priv) &&
827 	    offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
828 		/* SKL DPB/C/D aux ctl register changed */
829 		return 0;
830 	} else if (IS_BROADWELL(vgpu->gvt->dev_priv) &&
831 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
832 		/* write to the data registers */
833 		return 0;
834 	}
835 
836 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
837 		/* just want to clear the sticky bits */
838 		vgpu_vreg(vgpu, offset) = 0;
839 		return 0;
840 	}
841 
842 	port = &display->ports[port_index];
843 	dpcd = port->dpcd;
844 
845 	/* read out message from DATA1 register */
846 	msg = vgpu_vreg(vgpu, offset + 4);
847 	addr = (msg >> 8) & 0xffff;
848 	ctrl = (msg >> 24) & 0xff;
849 	len = msg & 0xff;
850 	op = ctrl >> 4;
851 
852 	if (op == GVT_AUX_NATIVE_WRITE) {
853 		int t;
854 		uint8_t buf[16];
855 
856 		if ((addr + len + 1) >= DPCD_SIZE) {
857 			/*
858 			 * Write request exceeds what we supported,
859 			 * DCPD spec: When a Source Device is writing a DPCD
860 			 * address not supported by the Sink Device, the Sink
861 			 * Device shall reply with AUX NACK and “M” equal to
862 			 * zero.
863 			 */
864 
865 			/* NAK the write */
866 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
867 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
868 			return 0;
869 		}
870 
871 		/*
872 		 * Write request format: (command + address) occupies
873 		 * 3 bytes, followed by (len + 1) bytes of data.
874 		 */
875 		if (WARN_ON((len + 4) > AUX_BURST_SIZE))
876 			return -EINVAL;
877 
878 		/* unpack data from vreg to buf */
879 		for (t = 0; t < 4; t++) {
880 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
881 
882 			buf[t * 4] = (r >> 24) & 0xff;
883 			buf[t * 4 + 1] = (r >> 16) & 0xff;
884 			buf[t * 4 + 2] = (r >> 8) & 0xff;
885 			buf[t * 4 + 3] = r & 0xff;
886 		}
887 
888 		/* write to virtual DPCD */
889 		if (dpcd && dpcd->data_valid) {
890 			for (t = 0; t <= len; t++) {
891 				int p = addr + t;
892 
893 				dpcd->data[p] = buf[t];
894 				/* check for link training */
895 				if (p == DPCD_TRAINING_PATTERN_SET)
896 					dp_aux_ch_ctl_link_training(dpcd,
897 							buf[t]);
898 			}
899 		}
900 
901 		/* ACK the write */
902 		vgpu_vreg(vgpu, offset + 4) = 0;
903 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
904 				dpcd && dpcd->data_valid);
905 		return 0;
906 	}
907 
908 	if (op == GVT_AUX_NATIVE_READ) {
909 		int idx, i, ret = 0;
910 
911 		if ((addr + len + 1) >= DPCD_SIZE) {
912 			/*
913 			 * read request exceeds what we supported
914 			 * DPCD spec: A Sink Device receiving a Native AUX CH
915 			 * read request for an unsupported DPCD address must
916 			 * reply with an AUX ACK and read data set equal to
917 			 * zero instead of replying with AUX NACK.
918 			 */
919 
920 			/* ACK the READ*/
921 			vgpu_vreg(vgpu, offset + 4) = 0;
922 			vgpu_vreg(vgpu, offset + 8) = 0;
923 			vgpu_vreg(vgpu, offset + 12) = 0;
924 			vgpu_vreg(vgpu, offset + 16) = 0;
925 			vgpu_vreg(vgpu, offset + 20) = 0;
926 
927 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
928 					true);
929 			return 0;
930 		}
931 
932 		for (idx = 1; idx <= 5; idx++) {
933 			/* clear the data registers */
934 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
935 		}
936 
937 		/*
938 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
939 		 */
940 		if (WARN_ON((len + 2) > AUX_BURST_SIZE))
941 			return -EINVAL;
942 
943 		/* read from virtual DPCD to vreg */
944 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
945 		if (dpcd && dpcd->data_valid) {
946 			for (i = 1; i <= (len + 1); i++) {
947 				int t;
948 
949 				t = dpcd->data[addr + i - 1];
950 				t <<= (24 - 8 * (i % 4));
951 				ret |= t;
952 
953 				if ((i % 4 == 3) || (i == (len + 1))) {
954 					vgpu_vreg(vgpu, offset +
955 							(i / 4 + 1) * 4) = ret;
956 					ret = 0;
957 				}
958 			}
959 		}
960 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
961 				dpcd && dpcd->data_valid);
962 		return 0;
963 	}
964 
965 	/* i2c transaction starts */
966 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
967 
968 	if (data & DP_AUX_CH_CTL_INTERRUPT)
969 		trigger_aux_channel_interrupt(vgpu, offset);
970 	return 0;
971 }
972 
973 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
974 		void *p_data, unsigned int bytes)
975 {
976 	bool vga_disable;
977 
978 	write_vreg(vgpu, offset, p_data, bytes);
979 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
980 
981 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
982 			vga_disable ? "Disable" : "Enable");
983 	return 0;
984 }
985 
986 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
987 		unsigned int sbi_offset)
988 {
989 	struct intel_vgpu_display *display = &vgpu->display;
990 	int num = display->sbi.number;
991 	int i;
992 
993 	for (i = 0; i < num; ++i)
994 		if (display->sbi.registers[i].offset == sbi_offset)
995 			break;
996 
997 	if (i == num)
998 		return 0;
999 
1000 	return display->sbi.registers[i].value;
1001 }
1002 
1003 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1004 		unsigned int offset, u32 value)
1005 {
1006 	struct intel_vgpu_display *display = &vgpu->display;
1007 	int num = display->sbi.number;
1008 	int i;
1009 
1010 	for (i = 0; i < num; ++i) {
1011 		if (display->sbi.registers[i].offset == offset)
1012 			break;
1013 	}
1014 
1015 	if (i == num) {
1016 		if (num == SBI_REG_MAX) {
1017 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1018 			return;
1019 		}
1020 		display->sbi.number++;
1021 	}
1022 
1023 	display->sbi.registers[i].offset = offset;
1024 	display->sbi.registers[i].value = value;
1025 }
1026 
1027 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1028 		void *p_data, unsigned int bytes)
1029 {
1030 	if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1031 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1032 		unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) &
1033 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1034 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1035 				sbi_offset);
1036 	}
1037 	read_vreg(vgpu, offset, p_data, bytes);
1038 	return 0;
1039 }
1040 
1041 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1042 		void *p_data, unsigned int bytes)
1043 {
1044 	u32 data;
1045 
1046 	write_vreg(vgpu, offset, p_data, bytes);
1047 	data = vgpu_vreg(vgpu, offset);
1048 
1049 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1050 	data |= SBI_READY;
1051 
1052 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1053 	data |= SBI_RESPONSE_SUCCESS;
1054 
1055 	vgpu_vreg(vgpu, offset) = data;
1056 
1057 	if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1058 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1059 		unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) &
1060 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1061 
1062 		write_virtual_sbi_register(vgpu, sbi_offset,
1063 				vgpu_vreg(vgpu, SBI_DATA));
1064 	}
1065 	return 0;
1066 }
1067 
1068 #define _vgtif_reg(x) \
1069 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1070 
1071 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1072 		void *p_data, unsigned int bytes)
1073 {
1074 	bool invalid_read = false;
1075 
1076 	read_vreg(vgpu, offset, p_data, bytes);
1077 
1078 	switch (offset) {
1079 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1080 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1081 			invalid_read = true;
1082 		break;
1083 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1084 		_vgtif_reg(avail_rs.fence_num):
1085 		if (offset + bytes >
1086 			_vgtif_reg(avail_rs.fence_num) + 4)
1087 			invalid_read = true;
1088 		break;
1089 	case 0x78010:	/* vgt_caps */
1090 	case 0x7881c:
1091 		break;
1092 	default:
1093 		invalid_read = true;
1094 		break;
1095 	}
1096 	if (invalid_read)
1097 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1098 				offset, bytes, *(u32 *)p_data);
1099 	vgpu->pv_notified = true;
1100 	return 0;
1101 }
1102 
1103 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1104 {
1105 	int ret = 0;
1106 
1107 	switch (notification) {
1108 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1109 		ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 3);
1110 		break;
1111 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1112 		ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 3);
1113 		break;
1114 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1115 		ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 4);
1116 		break;
1117 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1118 		ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 4);
1119 		break;
1120 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1121 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1122 	case 1:	/* Remove this in guest driver. */
1123 		break;
1124 	default:
1125 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1126 	}
1127 	return ret;
1128 }
1129 
1130 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1131 {
1132 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1133 	struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj;
1134 	char *env[3] = {NULL, NULL, NULL};
1135 	char vmid_str[20];
1136 	char display_ready_str[20];
1137 
1138 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1139 	env[0] = display_ready_str;
1140 
1141 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1142 	env[1] = vmid_str;
1143 
1144 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1145 }
1146 
1147 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1148 		void *p_data, unsigned int bytes)
1149 {
1150 	u32 data;
1151 	int ret;
1152 
1153 	write_vreg(vgpu, offset, p_data, bytes);
1154 	data = vgpu_vreg(vgpu, offset);
1155 
1156 	switch (offset) {
1157 	case _vgtif_reg(display_ready):
1158 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1159 		break;
1160 	case _vgtif_reg(g2v_notify):
1161 		ret = handle_g2v_notification(vgpu, data);
1162 		break;
1163 	/* add xhot and yhot to handled list to avoid error log */
1164 	case 0x78830:
1165 	case 0x78834:
1166 	case _vgtif_reg(pdp[0].lo):
1167 	case _vgtif_reg(pdp[0].hi):
1168 	case _vgtif_reg(pdp[1].lo):
1169 	case _vgtif_reg(pdp[1].hi):
1170 	case _vgtif_reg(pdp[2].lo):
1171 	case _vgtif_reg(pdp[2].hi):
1172 	case _vgtif_reg(pdp[3].lo):
1173 	case _vgtif_reg(pdp[3].hi):
1174 	case _vgtif_reg(execlist_context_descriptor_lo):
1175 	case _vgtif_reg(execlist_context_descriptor_hi):
1176 		break;
1177 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1178 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1179 		break;
1180 	default:
1181 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1182 				offset, bytes, data);
1183 		break;
1184 	}
1185 	return 0;
1186 }
1187 
1188 static int pf_write(struct intel_vgpu *vgpu,
1189 		unsigned int offset, void *p_data, unsigned int bytes)
1190 {
1191 	u32 val = *(u32 *)p_data;
1192 
1193 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1194 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1195 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1196 		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
1197 			  vgpu->id);
1198 		return 0;
1199 	}
1200 
1201 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1202 }
1203 
1204 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1205 		unsigned int offset, void *p_data, unsigned int bytes)
1206 {
1207 	write_vreg(vgpu, offset, p_data, bytes);
1208 
1209 	if (vgpu_vreg(vgpu, offset) & HSW_PWR_WELL_ENABLE_REQUEST)
1210 		vgpu_vreg(vgpu, offset) |= HSW_PWR_WELL_STATE_ENABLED;
1211 	else
1212 		vgpu_vreg(vgpu, offset) &= ~HSW_PWR_WELL_STATE_ENABLED;
1213 	return 0;
1214 }
1215 
1216 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1217 	unsigned int offset, void *p_data, unsigned int bytes)
1218 {
1219 	write_vreg(vgpu, offset, p_data, bytes);
1220 
1221 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1222 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1223 	return 0;
1224 }
1225 
1226 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1227 		void *p_data, unsigned int bytes)
1228 {
1229 	u32 mode;
1230 
1231 	write_vreg(vgpu, offset, p_data, bytes);
1232 	mode = vgpu_vreg(vgpu, offset);
1233 
1234 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1235 		WARN_ONCE(1, "VM(%d): iGVT-g doesn't supporte GuC\n",
1236 				vgpu->id);
1237 		return 0;
1238 	}
1239 
1240 	return 0;
1241 }
1242 
1243 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1244 		void *p_data, unsigned int bytes)
1245 {
1246 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1247 	u32 trtte = *(u32 *)p_data;
1248 
1249 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1250 		WARN(1, "VM(%d): Use physical address for TRTT!\n",
1251 				vgpu->id);
1252 		return -EINVAL;
1253 	}
1254 	write_vreg(vgpu, offset, p_data, bytes);
1255 	/* TRTTE is not per-context */
1256 	I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset));
1257 
1258 	return 0;
1259 }
1260 
1261 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1262 		void *p_data, unsigned int bytes)
1263 {
1264 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1265 	u32 val = *(u32 *)p_data;
1266 
1267 	if (val & 1) {
1268 		/* unblock hw logic */
1269 		I915_WRITE(_MMIO(offset), val);
1270 	}
1271 	write_vreg(vgpu, offset, p_data, bytes);
1272 	return 0;
1273 }
1274 
1275 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1276 		void *p_data, unsigned int bytes)
1277 {
1278 	u32 v = 0;
1279 
1280 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1281 		v |= (1 << 0);
1282 
1283 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1284 		v |= (1 << 8);
1285 
1286 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1287 		v |= (1 << 16);
1288 
1289 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1290 		v |= (1 << 24);
1291 
1292 	vgpu_vreg(vgpu, offset) = v;
1293 
1294 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1295 }
1296 
1297 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1298 		void *p_data, unsigned int bytes)
1299 {
1300 	u32 value = *(u32 *)p_data;
1301 	u32 cmd = value & 0xff;
1302 	u32 *data0 = &vgpu_vreg(vgpu, GEN6_PCODE_DATA);
1303 
1304 	switch (cmd) {
1305 	case GEN9_PCODE_READ_MEM_LATENCY:
1306 		if (IS_SKYLAKE(vgpu->gvt->dev_priv)) {
1307 			/**
1308 			 * "Read memory latency" command on gen9.
1309 			 * Below memory latency values are read
1310 			 * from skylake platform.
1311 			 */
1312 			if (!*data0)
1313 				*data0 = 0x1e1a1100;
1314 			else
1315 				*data0 = 0x61514b3d;
1316 		}
1317 		break;
1318 	case SKL_PCODE_CDCLK_CONTROL:
1319 		if (IS_SKYLAKE(vgpu->gvt->dev_priv))
1320 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1321 		break;
1322 	case GEN6_PCODE_READ_RC6VIDS:
1323 		*data0 |= 0x1;
1324 		break;
1325 	}
1326 
1327 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1328 		     vgpu->id, value, *data0);
1329 	/**
1330 	 * PCODE_READY clear means ready for pcode read/write,
1331 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1332 	 * always emulate as pcode read/write success and ready for access
1333 	 * anytime, since we don't touch real physical registers here.
1334 	 */
1335 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1336 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1337 }
1338 
1339 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1340 		unsigned int offset, void *p_data, unsigned int bytes)
1341 {
1342 	u32 v = *(u32 *)p_data;
1343 
1344 	v &= (1 << 31) | (1 << 29) | (1 << 9) |
1345 	     (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1346 	v |= (v >> 1);
1347 
1348 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1349 }
1350 
1351 static int skl_misc_ctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1352 		void *p_data, unsigned int bytes)
1353 {
1354 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1355 	i915_reg_t reg = {.reg = offset};
1356 
1357 	switch (offset) {
1358 	case 0x4ddc:
1359 		vgpu_vreg(vgpu, offset) = 0x8000003c;
1360 		/* WaCompressedResourceSamplerPbeMediaNewHashMode:skl */
1361 		I915_WRITE(reg, vgpu_vreg(vgpu, offset));
1362 		break;
1363 	case 0x42080:
1364 		vgpu_vreg(vgpu, offset) = 0x8000;
1365 		/* WaCompressedResourceDisplayNewHashMode:skl */
1366 		I915_WRITE(reg, vgpu_vreg(vgpu, offset));
1367 		break;
1368 	default:
1369 		return -EINVAL;
1370 	}
1371 
1372 	return 0;
1373 }
1374 
1375 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1376 		void *p_data, unsigned int bytes)
1377 {
1378 	u32 v = *(u32 *)p_data;
1379 
1380 	/* other bits are MBZ. */
1381 	v &= (1 << 31) | (1 << 30);
1382 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1383 
1384 	vgpu_vreg(vgpu, offset) = v;
1385 
1386 	return 0;
1387 }
1388 
1389 static int ring_timestamp_mmio_read(struct intel_vgpu *vgpu,
1390 		unsigned int offset, void *p_data, unsigned int bytes)
1391 {
1392 	struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
1393 
1394 	vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
1395 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1396 }
1397 
1398 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1399 		void *p_data, unsigned int bytes)
1400 {
1401 	int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset);
1402 	struct intel_vgpu_execlist *execlist;
1403 	u32 data = *(u32 *)p_data;
1404 	int ret = 0;
1405 
1406 	if (WARN_ON(ring_id < 0 || ring_id > I915_NUM_ENGINES - 1))
1407 		return -EINVAL;
1408 
1409 	execlist = &vgpu->execlist[ring_id];
1410 
1411 	execlist->elsp_dwords.data[execlist->elsp_dwords.index] = data;
1412 	if (execlist->elsp_dwords.index == 3) {
1413 		ret = intel_vgpu_submit_execlist(vgpu, ring_id);
1414 		if(ret)
1415 			gvt_vgpu_err("fail submit workload on ring %d\n",
1416 				ring_id);
1417 	}
1418 
1419 	++execlist->elsp_dwords.index;
1420 	execlist->elsp_dwords.index &= 0x3;
1421 	return ret;
1422 }
1423 
1424 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1425 		void *p_data, unsigned int bytes)
1426 {
1427 	u32 data = *(u32 *)p_data;
1428 	int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset);
1429 	bool enable_execlist;
1430 
1431 	write_vreg(vgpu, offset, p_data, bytes);
1432 
1433 	/* when PPGTT mode enabled, we will check if guest has called
1434 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
1435 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
1436 	 */
1437 	if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) ||
1438 			(data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)))
1439 			&& !vgpu->pv_notified) {
1440 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
1441 		return 0;
1442 	}
1443 	if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))
1444 			|| (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) {
1445 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
1446 
1447 		gvt_dbg_core("EXECLIST %s on ring %d\n",
1448 				(enable_execlist ? "enabling" : "disabling"),
1449 				ring_id);
1450 
1451 		if (enable_execlist)
1452 			intel_vgpu_start_schedule(vgpu);
1453 	}
1454 	return 0;
1455 }
1456 
1457 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
1458 		unsigned int offset, void *p_data, unsigned int bytes)
1459 {
1460 	unsigned int id = 0;
1461 
1462 	write_vreg(vgpu, offset, p_data, bytes);
1463 	vgpu_vreg(vgpu, offset) = 0;
1464 
1465 	switch (offset) {
1466 	case 0x4260:
1467 		id = RCS;
1468 		break;
1469 	case 0x4264:
1470 		id = VCS;
1471 		break;
1472 	case 0x4268:
1473 		id = VCS2;
1474 		break;
1475 	case 0x426c:
1476 		id = BCS;
1477 		break;
1478 	case 0x4270:
1479 		id = VECS;
1480 		break;
1481 	default:
1482 		return -EINVAL;
1483 	}
1484 	set_bit(id, (void *)vgpu->tlb_handle_pending);
1485 
1486 	return 0;
1487 }
1488 
1489 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
1490 	unsigned int offset, void *p_data, unsigned int bytes)
1491 {
1492 	u32 data;
1493 
1494 	write_vreg(vgpu, offset, p_data, bytes);
1495 	data = vgpu_vreg(vgpu, offset);
1496 
1497 	if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET))
1498 		data |= RESET_CTL_READY_TO_RESET;
1499 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
1500 		data &= ~RESET_CTL_READY_TO_RESET;
1501 
1502 	vgpu_vreg(vgpu, offset) = data;
1503 	return 0;
1504 }
1505 
1506 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
1507 	ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \
1508 		f, s, am, rm, d, r, w); \
1509 	if (ret) \
1510 		return ret; \
1511 } while (0)
1512 
1513 #define MMIO_D(reg, d) \
1514 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
1515 
1516 #define MMIO_DH(reg, d, r, w) \
1517 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
1518 
1519 #define MMIO_DFH(reg, d, f, r, w) \
1520 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
1521 
1522 #define MMIO_GM(reg, d, r, w) \
1523 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
1524 
1525 #define MMIO_GM_RDR(reg, d, r, w) \
1526 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
1527 
1528 #define MMIO_RO(reg, d, f, rm, r, w) \
1529 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
1530 
1531 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
1532 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
1533 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
1534 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
1535 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
1536 } while (0)
1537 
1538 #define MMIO_RING_D(prefix, d) \
1539 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
1540 
1541 #define MMIO_RING_DFH(prefix, d, f, r, w) \
1542 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
1543 
1544 #define MMIO_RING_GM(prefix, d, r, w) \
1545 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
1546 
1547 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
1548 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
1549 
1550 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
1551 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
1552 
1553 static int init_generic_mmio_info(struct intel_gvt *gvt)
1554 {
1555 	struct drm_i915_private *dev_priv = gvt->dev_priv;
1556 	int ret;
1557 
1558 	MMIO_RING_DFH(RING_IMR, D_ALL, F_CMD_ACCESS, NULL,
1559 		intel_vgpu_reg_imr_handler);
1560 
1561 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
1562 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
1563 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
1564 	MMIO_D(SDEISR, D_ALL);
1565 
1566 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, F_CMD_ACCESS, NULL, NULL);
1567 
1568 	MMIO_GM_RDR(RENDER_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1569 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1570 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1571 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
1572 
1573 #define RING_REG(base) (base + 0x28)
1574 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1575 #undef RING_REG
1576 
1577 #define RING_REG(base) (base + 0x134)
1578 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
1579 #undef RING_REG
1580 
1581 	MMIO_GM_RDR(0x2148, D_ALL, NULL, NULL);
1582 	MMIO_GM_RDR(CCID, D_ALL, NULL, NULL);
1583 	MMIO_GM_RDR(0x12198, D_ALL, NULL, NULL);
1584 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
1585 
1586 	MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1587 	MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1588 	MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
1589 	MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, NULL, NULL);
1590 	MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
1591 
1592 	/* RING MODE */
1593 #define RING_REG(base) (base + 0x29c)
1594 	MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL,
1595 		ring_mode_mmio_write);
1596 #undef RING_REG
1597 
1598 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1599 		NULL, NULL);
1600 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1601 			NULL, NULL);
1602 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
1603 			ring_timestamp_mmio_read, NULL);
1604 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
1605 			ring_timestamp_mmio_read, NULL);
1606 
1607 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1608 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1609 		NULL, NULL);
1610 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1611 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1612 	MMIO_DFH(0x2124, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1613 
1614 	MMIO_DFH(0x20dc, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1615 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1616 	MMIO_DFH(0x2088, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1617 	MMIO_DFH(0x20e4, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1618 	MMIO_DFH(0x2470, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1619 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
1620 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
1621 		NULL, NULL);
1622 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1623 	MMIO_DFH(0x9030, D_ALL, F_CMD_ACCESS, NULL, NULL);
1624 	MMIO_DFH(0x20a0, D_ALL, F_CMD_ACCESS, NULL, NULL);
1625 	MMIO_DFH(0x2420, D_ALL, F_CMD_ACCESS, NULL, NULL);
1626 	MMIO_DFH(0x2430, D_ALL, F_CMD_ACCESS, NULL, NULL);
1627 	MMIO_DFH(0x2434, D_ALL, F_CMD_ACCESS, NULL, NULL);
1628 	MMIO_DFH(0x2438, D_ALL, F_CMD_ACCESS, NULL, NULL);
1629 	MMIO_DFH(0x243c, D_ALL, F_CMD_ACCESS, NULL, NULL);
1630 	MMIO_DFH(0x7018, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1631 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1632 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
1633 
1634 	/* display */
1635 	MMIO_F(0x60220, 0x20, 0, 0, 0, D_ALL, NULL, NULL);
1636 	MMIO_D(0x602a0, D_ALL);
1637 
1638 	MMIO_D(0x65050, D_ALL);
1639 	MMIO_D(0x650b4, D_ALL);
1640 
1641 	MMIO_D(0xc4040, D_ALL);
1642 	MMIO_D(DERRMR, D_ALL);
1643 
1644 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
1645 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
1646 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
1647 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
1648 
1649 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
1650 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
1651 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
1652 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
1653 
1654 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
1655 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
1656 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
1657 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
1658 
1659 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
1660 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
1661 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
1662 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
1663 
1664 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
1665 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
1666 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
1667 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
1668 
1669 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
1670 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
1671 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
1672 
1673 	MMIO_D(CURPOS(PIPE_A), D_ALL);
1674 	MMIO_D(CURPOS(PIPE_B), D_ALL);
1675 	MMIO_D(CURPOS(PIPE_C), D_ALL);
1676 
1677 	MMIO_D(CURBASE(PIPE_A), D_ALL);
1678 	MMIO_D(CURBASE(PIPE_B), D_ALL);
1679 	MMIO_D(CURBASE(PIPE_C), D_ALL);
1680 
1681 	MMIO_D(0x700ac, D_ALL);
1682 	MMIO_D(0x710ac, D_ALL);
1683 	MMIO_D(0x720ac, D_ALL);
1684 
1685 	MMIO_D(0x70090, D_ALL);
1686 	MMIO_D(0x70094, D_ALL);
1687 	MMIO_D(0x70098, D_ALL);
1688 	MMIO_D(0x7009c, D_ALL);
1689 
1690 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
1691 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
1692 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
1693 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
1694 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
1695 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
1696 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
1697 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
1698 
1699 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
1700 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
1701 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
1702 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
1703 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
1704 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
1705 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
1706 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
1707 
1708 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
1709 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
1710 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
1711 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
1712 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
1713 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
1714 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
1715 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
1716 
1717 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
1718 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
1719 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
1720 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
1721 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
1722 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
1723 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
1724 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
1725 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
1726 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
1727 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
1728 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
1729 
1730 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
1731 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
1732 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
1733 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
1734 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
1735 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
1736 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
1737 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
1738 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
1739 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
1740 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
1741 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
1742 
1743 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
1744 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
1745 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
1746 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
1747 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
1748 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
1749 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
1750 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
1751 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
1752 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
1753 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
1754 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
1755 
1756 	MMIO_F(LGC_PALETTE(PIPE_A, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL);
1757 	MMIO_F(LGC_PALETTE(PIPE_B, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL);
1758 	MMIO_F(LGC_PALETTE(PIPE_C, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL);
1759 
1760 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
1761 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
1762 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
1763 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
1764 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
1765 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
1766 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
1767 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
1768 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
1769 
1770 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
1771 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
1772 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
1773 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
1774 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
1775 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
1776 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
1777 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
1778 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
1779 
1780 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
1781 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
1782 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
1783 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
1784 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
1785 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
1786 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
1787 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
1788 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
1789 
1790 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
1791 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
1792 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
1793 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
1794 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
1795 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
1796 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
1797 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
1798 
1799 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
1800 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
1801 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
1802 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
1803 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
1804 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
1805 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
1806 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
1807 
1808 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
1809 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
1810 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
1811 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
1812 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
1813 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
1814 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
1815 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
1816 
1817 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
1818 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
1819 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
1820 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
1821 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
1822 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
1823 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
1824 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
1825 
1826 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
1827 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
1828 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
1829 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
1830 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
1831 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
1832 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
1833 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
1834 
1835 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
1836 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
1837 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
1838 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
1839 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
1840 
1841 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
1842 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
1843 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
1844 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
1845 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
1846 
1847 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
1848 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
1849 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
1850 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
1851 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
1852 
1853 	MMIO_D(WM0_PIPEA_ILK, D_ALL);
1854 	MMIO_D(WM0_PIPEB_ILK, D_ALL);
1855 	MMIO_D(WM0_PIPEC_IVB, D_ALL);
1856 	MMIO_D(WM1_LP_ILK, D_ALL);
1857 	MMIO_D(WM2_LP_ILK, D_ALL);
1858 	MMIO_D(WM3_LP_ILK, D_ALL);
1859 	MMIO_D(WM1S_LP_ILK, D_ALL);
1860 	MMIO_D(WM2S_LP_IVB, D_ALL);
1861 	MMIO_D(WM3S_LP_IVB, D_ALL);
1862 
1863 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
1864 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
1865 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
1866 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
1867 
1868 	MMIO_D(0x48268, D_ALL);
1869 
1870 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
1871 		gmbus_mmio_write);
1872 	MMIO_F(PCH_GPIOA, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
1873 	MMIO_F(0xe4f00, 0x28, 0, 0, 0, D_ALL, NULL, NULL);
1874 
1875 	MMIO_F(_PCH_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1876 		dp_aux_ch_ctl_mmio_write);
1877 	MMIO_F(_PCH_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1878 		dp_aux_ch_ctl_mmio_write);
1879 	MMIO_F(_PCH_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
1880 		dp_aux_ch_ctl_mmio_write);
1881 
1882 	MMIO_RO(PCH_ADPA, D_ALL, 0, ADPA_CRT_HOTPLUG_MONITOR_MASK, NULL, pch_adpa_mmio_write);
1883 
1884 	MMIO_DH(_PCH_TRANSACONF, D_ALL, NULL, transconf_mmio_write);
1885 	MMIO_DH(_PCH_TRANSBCONF, D_ALL, NULL, transconf_mmio_write);
1886 
1887 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
1888 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
1889 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
1890 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1891 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1892 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1893 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
1894 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
1895 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
1896 
1897 	MMIO_D(_PCH_TRANS_HTOTAL_A, D_ALL);
1898 	MMIO_D(_PCH_TRANS_HBLANK_A, D_ALL);
1899 	MMIO_D(_PCH_TRANS_HSYNC_A, D_ALL);
1900 	MMIO_D(_PCH_TRANS_VTOTAL_A, D_ALL);
1901 	MMIO_D(_PCH_TRANS_VBLANK_A, D_ALL);
1902 	MMIO_D(_PCH_TRANS_VSYNC_A, D_ALL);
1903 	MMIO_D(_PCH_TRANS_VSYNCSHIFT_A, D_ALL);
1904 
1905 	MMIO_D(_PCH_TRANS_HTOTAL_B, D_ALL);
1906 	MMIO_D(_PCH_TRANS_HBLANK_B, D_ALL);
1907 	MMIO_D(_PCH_TRANS_HSYNC_B, D_ALL);
1908 	MMIO_D(_PCH_TRANS_VTOTAL_B, D_ALL);
1909 	MMIO_D(_PCH_TRANS_VBLANK_B, D_ALL);
1910 	MMIO_D(_PCH_TRANS_VSYNC_B, D_ALL);
1911 	MMIO_D(_PCH_TRANS_VSYNCSHIFT_B, D_ALL);
1912 
1913 	MMIO_D(_PCH_TRANSA_DATA_M1, D_ALL);
1914 	MMIO_D(_PCH_TRANSA_DATA_N1, D_ALL);
1915 	MMIO_D(_PCH_TRANSA_DATA_M2, D_ALL);
1916 	MMIO_D(_PCH_TRANSA_DATA_N2, D_ALL);
1917 	MMIO_D(_PCH_TRANSA_LINK_M1, D_ALL);
1918 	MMIO_D(_PCH_TRANSA_LINK_N1, D_ALL);
1919 	MMIO_D(_PCH_TRANSA_LINK_M2, D_ALL);
1920 	MMIO_D(_PCH_TRANSA_LINK_N2, D_ALL);
1921 
1922 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
1923 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
1924 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
1925 
1926 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
1927 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
1928 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
1929 
1930 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
1931 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
1932 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
1933 
1934 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
1935 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
1936 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
1937 
1938 	MMIO_D(_FDI_RXA_MISC, D_ALL);
1939 	MMIO_D(_FDI_RXB_MISC, D_ALL);
1940 	MMIO_D(_FDI_RXA_TUSIZE1, D_ALL);
1941 	MMIO_D(_FDI_RXA_TUSIZE2, D_ALL);
1942 	MMIO_D(_FDI_RXB_TUSIZE1, D_ALL);
1943 	MMIO_D(_FDI_RXB_TUSIZE2, D_ALL);
1944 
1945 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
1946 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
1947 	MMIO_D(PCH_PP_STATUS,  D_ALL);
1948 	MMIO_D(PCH_LVDS, D_ALL);
1949 	MMIO_D(_PCH_DPLL_A, D_ALL);
1950 	MMIO_D(_PCH_DPLL_B, D_ALL);
1951 	MMIO_D(_PCH_FPA0, D_ALL);
1952 	MMIO_D(_PCH_FPA1, D_ALL);
1953 	MMIO_D(_PCH_FPB0, D_ALL);
1954 	MMIO_D(_PCH_FPB1, D_ALL);
1955 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
1956 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
1957 	MMIO_D(PCH_DPLL_SEL, D_ALL);
1958 
1959 	MMIO_D(0x61208, D_ALL);
1960 	MMIO_D(0x6120c, D_ALL);
1961 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
1962 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
1963 
1964 	MMIO_DH(0xe651c, D_ALL, dpy_reg_mmio_read, NULL);
1965 	MMIO_DH(0xe661c, D_ALL, dpy_reg_mmio_read, NULL);
1966 	MMIO_DH(0xe671c, D_ALL, dpy_reg_mmio_read, NULL);
1967 	MMIO_DH(0xe681c, D_ALL, dpy_reg_mmio_read, NULL);
1968 	MMIO_DH(0xe6c04, D_ALL, dpy_reg_mmio_read_2, NULL);
1969 	MMIO_DH(0xe6e1c, D_ALL, dpy_reg_mmio_read_3, NULL);
1970 
1971 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
1972 		PORTA_HOTPLUG_STATUS_MASK
1973 		| PORTB_HOTPLUG_STATUS_MASK
1974 		| PORTC_HOTPLUG_STATUS_MASK
1975 		| PORTD_HOTPLUG_STATUS_MASK,
1976 		NULL, NULL);
1977 
1978 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
1979 	MMIO_D(FUSE_STRAP, D_ALL);
1980 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
1981 
1982 	MMIO_D(DISP_ARB_CTL, D_ALL);
1983 	MMIO_D(DISP_ARB_CTL2, D_ALL);
1984 
1985 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
1986 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
1987 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
1988 
1989 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
1990 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
1991 	MMIO_D(_TRANSA_CHICKEN1, D_ALL);
1992 	MMIO_D(_TRANSB_CHICKEN1, D_ALL);
1993 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
1994 	MMIO_D(_TRANSA_CHICKEN2, D_ALL);
1995 	MMIO_D(_TRANSB_CHICKEN2, D_ALL);
1996 
1997 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
1998 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
1999 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2000 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2001 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2002 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2003 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2004 
2005 	MMIO_D(IPS_CTL, D_ALL);
2006 
2007 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2008 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2009 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2010 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2011 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2012 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2013 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2014 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2015 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2016 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2017 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2018 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2019 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2020 
2021 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2022 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2023 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2024 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2025 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2026 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2027 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2028 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2029 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2030 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2031 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2032 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2033 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2034 
2035 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2036 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2037 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2038 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2039 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2040 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2041 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2042 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2043 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2044 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2045 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2046 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2047 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2048 
2049 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2050 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2051 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2052 
2053 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2054 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2055 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2056 
2057 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2058 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2059 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2060 
2061 	MMIO_D(0x60110, D_ALL);
2062 	MMIO_D(0x61110, D_ALL);
2063 	MMIO_F(0x70400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2064 	MMIO_F(0x71400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2065 	MMIO_F(0x72400, 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2066 	MMIO_F(0x70440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2067 	MMIO_F(0x71440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2068 	MMIO_F(0x72440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2069 	MMIO_F(0x7044c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2070 	MMIO_F(0x7144c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2071 	MMIO_F(0x7244c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2072 
2073 	MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL);
2074 	MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL);
2075 	MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL);
2076 	MMIO_D(SPLL_CTL, D_ALL);
2077 	MMIO_D(_WRPLL_CTL1, D_ALL);
2078 	MMIO_D(_WRPLL_CTL2, D_ALL);
2079 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2080 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2081 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2082 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2083 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2084 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2085 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2086 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2087 
2088 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2089 	MMIO_D(0x46508, D_ALL);
2090 
2091 	MMIO_D(0x49080, D_ALL);
2092 	MMIO_D(0x49180, D_ALL);
2093 	MMIO_D(0x49280, D_ALL);
2094 
2095 	MMIO_F(0x49090, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2096 	MMIO_F(0x49190, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2097 	MMIO_F(0x49290, 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2098 
2099 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2100 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2101 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2102 
2103 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2104 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2105 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2106 
2107 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2108 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2109 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2110 
2111 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2112 	MMIO_D(SBI_ADDR, D_ALL);
2113 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2114 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2115 	MMIO_D(PIXCLK_GATE, D_ALL);
2116 
2117 	MMIO_F(_DPA_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_ALL, NULL,
2118 		dp_aux_ch_ctl_mmio_write);
2119 
2120 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2121 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2122 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2123 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2124 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2125 
2126 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2127 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2128 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2129 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2130 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2131 
2132 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2133 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2134 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2135 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2136 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2137 
2138 	MMIO_F(_DDI_BUF_TRANS_A, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2139 	MMIO_F(0x64e60, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2140 	MMIO_F(0x64eC0, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2141 	MMIO_F(0x64f20, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2142 	MMIO_F(0x64f80, 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2143 
2144 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2145 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2146 
2147 	MMIO_DH(_TRANS_DDI_FUNC_CTL_A, D_ALL, NULL, NULL);
2148 	MMIO_DH(_TRANS_DDI_FUNC_CTL_B, D_ALL, NULL, NULL);
2149 	MMIO_DH(_TRANS_DDI_FUNC_CTL_C, D_ALL, NULL, NULL);
2150 	MMIO_DH(_TRANS_DDI_FUNC_CTL_EDP, D_ALL, NULL, NULL);
2151 
2152 	MMIO_D(_TRANSA_MSA_MISC, D_ALL);
2153 	MMIO_D(_TRANSB_MSA_MISC, D_ALL);
2154 	MMIO_D(_TRANSC_MSA_MISC, D_ALL);
2155 	MMIO_D(_TRANS_EDP_MSA_MISC, D_ALL);
2156 
2157 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2158 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2159 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2160 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2161 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2162 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2163 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2164 	MMIO_DH(FORCEWAKE_ACK_HSW, D_HSW | D_BDW, NULL, NULL);
2165 	MMIO_D(ECOBUS, D_ALL);
2166 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2167 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2168 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2169 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2170 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2171 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2172 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2173 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2174 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2175 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2176 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2177 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2178 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2179 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2180 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2181 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2182 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2183 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2184 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2185 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2186 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2187 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2188 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2189 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2190 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2191 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2192 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2193 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2194 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2195 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2196 	MMIO_DH(HSW_PWR_WELL_BIOS, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2197 	MMIO_DH(HSW_PWR_WELL_DRIVER, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2198 	MMIO_DH(HSW_PWR_WELL_KVMR, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2199 	MMIO_DH(HSW_PWR_WELL_DEBUG, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2200 	MMIO_DH(HSW_PWR_WELL_CTL5, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2201 	MMIO_DH(HSW_PWR_WELL_CTL6, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write);
2202 
2203 	MMIO_D(RSTDBYCTL, D_ALL);
2204 
2205 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2206 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2207 	MMIO_F(VGT_PVINFO_PAGE, VGT_PVINFO_SIZE, F_UNALIGN, 0, 0, D_ALL, pvinfo_mmio_read, pvinfo_mmio_write);
2208 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2209 
2210 	MMIO_F(MCHBAR_MIRROR_BASE_SNB, 0x40000, 0, 0, 0, D_ALL, NULL, NULL);
2211 
2212 	MMIO_D(TILECTL, D_ALL);
2213 
2214 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2215 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2216 
2217 	MMIO_F(0x4f000, 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2218 
2219 	MMIO_D(GEN6_PCODE_MAILBOX, D_PRE_BDW);
2220 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2221 	MMIO_D(0x13812c, D_ALL);
2222 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2223 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2224 	MMIO_D(HSW_IDICR, D_ALL);
2225 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2226 
2227 	MMIO_D(0x3c, D_ALL);
2228 	MMIO_D(0x860, D_ALL);
2229 	MMIO_D(ECOSKPD, D_ALL);
2230 	MMIO_D(0x121d0, D_ALL);
2231 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2232 	MMIO_D(0x41d0, D_ALL);
2233 	MMIO_D(GAC_ECO_BITS, D_ALL);
2234 	MMIO_D(0x6200, D_ALL);
2235 	MMIO_D(0x6204, D_ALL);
2236 	MMIO_D(0x6208, D_ALL);
2237 	MMIO_D(0x7118, D_ALL);
2238 	MMIO_D(0x7180, D_ALL);
2239 	MMIO_D(0x7408, D_ALL);
2240 	MMIO_D(0x7c00, D_ALL);
2241 	MMIO_D(GEN6_MBCTL, D_ALL);
2242 	MMIO_D(0x911c, D_ALL);
2243 	MMIO_D(0x9120, D_ALL);
2244 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2245 
2246 	MMIO_D(GAB_CTL, D_ALL);
2247 	MMIO_D(0x48800, D_ALL);
2248 	MMIO_D(0xce044, D_ALL);
2249 	MMIO_D(0xe6500, D_ALL);
2250 	MMIO_D(0xe6504, D_ALL);
2251 	MMIO_D(0xe6600, D_ALL);
2252 	MMIO_D(0xe6604, D_ALL);
2253 	MMIO_D(0xe6700, D_ALL);
2254 	MMIO_D(0xe6704, D_ALL);
2255 	MMIO_D(0xe6800, D_ALL);
2256 	MMIO_D(0xe6804, D_ALL);
2257 	MMIO_D(PCH_GMBUS4, D_ALL);
2258 	MMIO_D(PCH_GMBUS5, D_ALL);
2259 
2260 	MMIO_D(0x902c, D_ALL);
2261 	MMIO_D(0xec008, D_ALL);
2262 	MMIO_D(0xec00c, D_ALL);
2263 	MMIO_D(0xec008 + 0x18, D_ALL);
2264 	MMIO_D(0xec00c + 0x18, D_ALL);
2265 	MMIO_D(0xec008 + 0x18 * 2, D_ALL);
2266 	MMIO_D(0xec00c + 0x18 * 2, D_ALL);
2267 	MMIO_D(0xec008 + 0x18 * 3, D_ALL);
2268 	MMIO_D(0xec00c + 0x18 * 3, D_ALL);
2269 	MMIO_D(0xec408, D_ALL);
2270 	MMIO_D(0xec40c, D_ALL);
2271 	MMIO_D(0xec408 + 0x18, D_ALL);
2272 	MMIO_D(0xec40c + 0x18, D_ALL);
2273 	MMIO_D(0xec408 + 0x18 * 2, D_ALL);
2274 	MMIO_D(0xec40c + 0x18 * 2, D_ALL);
2275 	MMIO_D(0xec408 + 0x18 * 3, D_ALL);
2276 	MMIO_D(0xec40c + 0x18 * 3, D_ALL);
2277 	MMIO_D(0xfc810, D_ALL);
2278 	MMIO_D(0xfc81c, D_ALL);
2279 	MMIO_D(0xfc828, D_ALL);
2280 	MMIO_D(0xfc834, D_ALL);
2281 	MMIO_D(0xfcc00, D_ALL);
2282 	MMIO_D(0xfcc0c, D_ALL);
2283 	MMIO_D(0xfcc18, D_ALL);
2284 	MMIO_D(0xfcc24, D_ALL);
2285 	MMIO_D(0xfd000, D_ALL);
2286 	MMIO_D(0xfd00c, D_ALL);
2287 	MMIO_D(0xfd018, D_ALL);
2288 	MMIO_D(0xfd024, D_ALL);
2289 	MMIO_D(0xfd034, D_ALL);
2290 
2291 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2292 	MMIO_D(0x2054, D_ALL);
2293 	MMIO_D(0x12054, D_ALL);
2294 	MMIO_D(0x22054, D_ALL);
2295 	MMIO_D(0x1a054, D_ALL);
2296 
2297 	MMIO_D(0x44070, D_ALL);
2298 	MMIO_DFH(0x215c, D_HSW_PLUS, F_CMD_ACCESS, NULL, NULL);
2299 	MMIO_DFH(0x2178, D_ALL, F_CMD_ACCESS, NULL, NULL);
2300 	MMIO_DFH(0x217c, D_ALL, F_CMD_ACCESS, NULL, NULL);
2301 	MMIO_DFH(0x12178, D_ALL, F_CMD_ACCESS, NULL, NULL);
2302 	MMIO_DFH(0x1217c, D_ALL, F_CMD_ACCESS, NULL, NULL);
2303 
2304 	MMIO_F(0x2290, 8, F_CMD_ACCESS, 0, 0, D_HSW_PLUS, NULL, NULL);
2305 	MMIO_DFH(GEN7_OACONTROL, D_HSW, F_CMD_ACCESS, NULL, NULL);
2306 	MMIO_D(0x2b00, D_BDW_PLUS);
2307 	MMIO_D(0x2360, D_BDW_PLUS);
2308 	MMIO_F(0x5200, 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2309 	MMIO_F(0x5240, 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2310 	MMIO_F(0x5280, 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2311 
2312 	MMIO_DFH(0x1c17c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2313 	MMIO_DFH(0x1c178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2314 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2315 
2316 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2317 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2318 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2319 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2320 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2321 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2322 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2323 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2324 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2325 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2326 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2327 	MMIO_DH(0x4260, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2328 	MMIO_DH(0x4264, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2329 	MMIO_DH(0x4268, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2330 	MMIO_DH(0x426c, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2331 	MMIO_DH(0x4270, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2332 	MMIO_DFH(0x4094, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2333 
2334 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2335 	MMIO_RING_GM_RDR(RING_BBADDR, D_ALL, NULL, NULL);
2336 	MMIO_DFH(0x2220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2337 	MMIO_DFH(0x12220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2338 	MMIO_DFH(0x22220, D_ALL, F_CMD_ACCESS, NULL, NULL);
2339 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2340 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2341 	MMIO_DFH(0x22178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2342 	MMIO_DFH(0x1a178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2343 	MMIO_DFH(0x1a17c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2344 	MMIO_DFH(0x2217c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2345 	return 0;
2346 }
2347 
2348 static int init_broadwell_mmio_info(struct intel_gvt *gvt)
2349 {
2350 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2351 	int ret;
2352 
2353 	MMIO_DFH(RING_IMR(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS, NULL,
2354 			intel_vgpu_reg_imr_handler);
2355 
2356 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2357 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2358 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2359 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
2360 
2361 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2362 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2363 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2364 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
2365 
2366 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2367 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2368 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2369 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
2370 
2371 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2372 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2373 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2374 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
2375 
2376 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
2377 		intel_vgpu_reg_imr_handler);
2378 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
2379 		intel_vgpu_reg_ier_handler);
2380 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
2381 		intel_vgpu_reg_iir_handler);
2382 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
2383 
2384 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
2385 		intel_vgpu_reg_imr_handler);
2386 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
2387 		intel_vgpu_reg_ier_handler);
2388 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
2389 		intel_vgpu_reg_iir_handler);
2390 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
2391 
2392 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
2393 		intel_vgpu_reg_imr_handler);
2394 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
2395 		intel_vgpu_reg_ier_handler);
2396 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
2397 		intel_vgpu_reg_iir_handler);
2398 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
2399 
2400 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2401 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2402 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2403 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
2404 
2405 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2406 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2407 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2408 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
2409 
2410 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
2411 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
2412 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
2413 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
2414 
2415 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
2416 		intel_vgpu_reg_master_irq_handler);
2417 
2418 	MMIO_DFH(RING_HWSTAM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2419 		F_CMD_ACCESS, NULL, NULL);
2420 	MMIO_DFH(0x1c134, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2421 
2422 	MMIO_DFH(RING_TAIL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2423 		NULL, NULL);
2424 	MMIO_DFH(RING_HEAD(GEN8_BSD2_RING_BASE),  D_BDW_PLUS,
2425 		F_CMD_ACCESS, NULL, NULL);
2426 	MMIO_GM_RDR(RING_START(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
2427 	MMIO_DFH(RING_CTL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2428 		NULL, NULL);
2429 	MMIO_DFH(RING_ACTHD(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2430 		F_CMD_ACCESS, NULL, NULL);
2431 	MMIO_DFH(RING_ACTHD_UDW(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2432 		F_CMD_ACCESS, NULL, NULL);
2433 	MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL,
2434 		ring_mode_mmio_write);
2435 	MMIO_DFH(RING_MI_MODE(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2436 		F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2437 	MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
2438 		F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2439 	MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2440 			ring_timestamp_mmio_read, NULL);
2441 
2442 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2443 
2444 #define RING_REG(base) (base + 0xd0)
2445 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
2446 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2447 		ring_reset_ctl_write);
2448 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO, 0,
2449 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
2450 		ring_reset_ctl_write);
2451 #undef RING_REG
2452 
2453 #define RING_REG(base) (base + 0x230)
2454 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
2455 	MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, elsp_mmio_write);
2456 #undef RING_REG
2457 
2458 #define RING_REG(base) (base + 0x234)
2459 	MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
2460 		NULL, NULL);
2461 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO | F_CMD_ACCESS, 0,
2462 		~0LL, D_BDW_PLUS, NULL, NULL);
2463 #undef RING_REG
2464 
2465 #define RING_REG(base) (base + 0x244)
2466 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2467 	MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
2468 		NULL, NULL);
2469 #undef RING_REG
2470 
2471 #define RING_REG(base) (base + 0x370)
2472 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
2473 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 48, F_RO, 0, ~0, D_BDW_PLUS,
2474 			NULL, NULL);
2475 #undef RING_REG
2476 
2477 #define RING_REG(base) (base + 0x3a0)
2478 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2479 	MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
2480 #undef RING_REG
2481 
2482 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
2483 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
2484 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
2485 	MMIO_D(0x1c1d0, D_BDW_PLUS);
2486 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
2487 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
2488 	MMIO_D(0x1c054, D_BDW_PLUS);
2489 
2490 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
2491 
2492 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS);
2493 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
2494 
2495 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
2496 
2497 #define RING_REG(base) (base + 0x270)
2498 	MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2499 	MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
2500 #undef RING_REG
2501 
2502 	MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, NULL);
2503 	MMIO_GM_RDR(RING_HWS_PGA(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
2504 
2505 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2506 
2507 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
2508 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
2509 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
2510 
2511 	MMIO_D(WM_MISC, D_BDW);
2512 	MMIO_D(BDW_EDP_PSR_BASE, D_BDW);
2513 
2514 	MMIO_D(0x66c00, D_BDW_PLUS);
2515 	MMIO_D(0x66c04, D_BDW_PLUS);
2516 
2517 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
2518 
2519 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
2520 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
2521 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
2522 
2523 	MMIO_D(0xfdc, D_BDW_PLUS);
2524 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2525 		NULL, NULL);
2526 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
2527 		NULL, NULL);
2528 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2529 
2530 	MMIO_DFH(0xb1f0, D_BDW, F_CMD_ACCESS, NULL, NULL);
2531 	MMIO_DFH(0xb1c0, D_BDW, F_CMD_ACCESS, NULL, NULL);
2532 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2533 	MMIO_DFH(0xb100, D_BDW, F_CMD_ACCESS, NULL, NULL);
2534 	MMIO_DFH(0xb10c, D_BDW, F_CMD_ACCESS, NULL, NULL);
2535 	MMIO_D(0xb110, D_BDW);
2536 
2537 	MMIO_F(0x24d0, 48, F_CMD_ACCESS, 0, 0, D_BDW_PLUS,
2538 		NULL, force_nonpriv_write);
2539 
2540 	MMIO_D(0x22040, D_BDW_PLUS);
2541 	MMIO_D(0x44484, D_BDW_PLUS);
2542 	MMIO_D(0x4448c, D_BDW_PLUS);
2543 
2544 	MMIO_DFH(0x83a4, D_BDW, F_CMD_ACCESS, NULL, NULL);
2545 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
2546 
2547 	MMIO_DFH(0x8430, D_BDW, F_CMD_ACCESS, NULL, NULL);
2548 
2549 	MMIO_D(0x110000, D_BDW_PLUS);
2550 
2551 	MMIO_D(0x48400, D_BDW_PLUS);
2552 
2553 	MMIO_D(0x6e570, D_BDW_PLUS);
2554 	MMIO_D(0x65f10, D_BDW_PLUS);
2555 
2556 	MMIO_DFH(0xe194, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2557 	MMIO_DFH(0xe188, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2558 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2559 	MMIO_DFH(0x2580, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2560 
2561 	MMIO_DFH(0x2248, D_BDW, F_CMD_ACCESS, NULL, NULL);
2562 
2563 	MMIO_DFH(0xe220, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2564 	MMIO_DFH(0xe230, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2565 	MMIO_DFH(0xe240, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2566 	MMIO_DFH(0xe260, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2567 	MMIO_DFH(0xe270, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2568 	MMIO_DFH(0xe280, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2569 	MMIO_DFH(0xe2a0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2570 	MMIO_DFH(0xe2b0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2571 	MMIO_DFH(0xe2c0, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2572 	return 0;
2573 }
2574 
2575 static int init_skl_mmio_info(struct intel_gvt *gvt)
2576 {
2577 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2578 	int ret;
2579 
2580 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2581 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
2582 	MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2583 	MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL);
2584 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
2585 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
2586 
2587 	MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write);
2588 	MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write);
2589 	MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write);
2590 
2591 	MMIO_D(HSW_PWR_WELL_BIOS, D_SKL);
2592 	MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL, NULL, skl_power_well_ctl_write);
2593 
2594 	MMIO_D(0xa210, D_SKL_PLUS);
2595 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2596 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
2597 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2598 	MMIO_DH(0x4ddc, D_SKL, NULL, skl_misc_ctl_write);
2599 	MMIO_DH(0x42080, D_SKL, NULL, skl_misc_ctl_write);
2600 	MMIO_D(0x45504, D_SKL);
2601 	MMIO_D(0x45520, D_SKL);
2602 	MMIO_D(0x46000, D_SKL);
2603 	MMIO_DH(0x46010, D_SKL, NULL, skl_lcpll_write);
2604 	MMIO_DH(0x46014, D_SKL, NULL, skl_lcpll_write);
2605 	MMIO_D(0x6C040, D_SKL);
2606 	MMIO_D(0x6C048, D_SKL);
2607 	MMIO_D(0x6C050, D_SKL);
2608 	MMIO_D(0x6C044, D_SKL);
2609 	MMIO_D(0x6C04C, D_SKL);
2610 	MMIO_D(0x6C054, D_SKL);
2611 	MMIO_D(0x6c058, D_SKL);
2612 	MMIO_D(0x6c05c, D_SKL);
2613 	MMIO_DH(0X6c060, D_SKL, dpll_status_read, NULL);
2614 
2615 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL, NULL, pf_write);
2616 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL, NULL, pf_write);
2617 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL, NULL, pf_write);
2618 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL, NULL, pf_write);
2619 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL, NULL, pf_write);
2620 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL, NULL, pf_write);
2621 
2622 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL, NULL, pf_write);
2623 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL, NULL, pf_write);
2624 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL, NULL, pf_write);
2625 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL, NULL, pf_write);
2626 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL, NULL, pf_write);
2627 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL, NULL, pf_write);
2628 
2629 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL, NULL, pf_write);
2630 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL, NULL, pf_write);
2631 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL, NULL, pf_write);
2632 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL, NULL, pf_write);
2633 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL, NULL, pf_write);
2634 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL, NULL, pf_write);
2635 
2636 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL);
2637 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL);
2638 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL);
2639 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL);
2640 
2641 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL);
2642 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL);
2643 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL);
2644 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL);
2645 
2646 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL);
2647 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL);
2648 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL);
2649 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL);
2650 
2651 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL, NULL, NULL);
2652 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL, NULL, NULL);
2653 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL, NULL, NULL);
2654 
2655 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2656 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2657 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2658 
2659 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2660 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2661 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2662 
2663 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2664 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2665 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2666 
2667 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2668 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2669 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL);
2670 
2671 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL, NULL, NULL);
2672 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL, NULL, NULL);
2673 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL, NULL, NULL);
2674 
2675 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL, NULL, NULL);
2676 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL, NULL, NULL);
2677 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL, NULL, NULL);
2678 
2679 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL, NULL, NULL);
2680 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL, NULL, NULL);
2681 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL, NULL, NULL);
2682 
2683 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL, NULL, NULL);
2684 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL, NULL, NULL);
2685 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL, NULL, NULL);
2686 
2687 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL);
2688 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL);
2689 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL);
2690 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL);
2691 
2692 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL);
2693 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL);
2694 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL);
2695 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL);
2696 
2697 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL);
2698 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL);
2699 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL);
2700 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL);
2701 
2702 	MMIO_DH(_REG_701C0(PIPE_A, 1), D_SKL, NULL, NULL);
2703 	MMIO_DH(_REG_701C0(PIPE_A, 2), D_SKL, NULL, NULL);
2704 	MMIO_DH(_REG_701C0(PIPE_A, 3), D_SKL, NULL, NULL);
2705 	MMIO_DH(_REG_701C0(PIPE_A, 4), D_SKL, NULL, NULL);
2706 
2707 	MMIO_DH(_REG_701C0(PIPE_B, 1), D_SKL, NULL, NULL);
2708 	MMIO_DH(_REG_701C0(PIPE_B, 2), D_SKL, NULL, NULL);
2709 	MMIO_DH(_REG_701C0(PIPE_B, 3), D_SKL, NULL, NULL);
2710 	MMIO_DH(_REG_701C0(PIPE_B, 4), D_SKL, NULL, NULL);
2711 
2712 	MMIO_DH(_REG_701C0(PIPE_C, 1), D_SKL, NULL, NULL);
2713 	MMIO_DH(_REG_701C0(PIPE_C, 2), D_SKL, NULL, NULL);
2714 	MMIO_DH(_REG_701C0(PIPE_C, 3), D_SKL, NULL, NULL);
2715 	MMIO_DH(_REG_701C0(PIPE_C, 4), D_SKL, NULL, NULL);
2716 
2717 	MMIO_DH(_REG_701C4(PIPE_A, 1), D_SKL, NULL, NULL);
2718 	MMIO_DH(_REG_701C4(PIPE_A, 2), D_SKL, NULL, NULL);
2719 	MMIO_DH(_REG_701C4(PIPE_A, 3), D_SKL, NULL, NULL);
2720 	MMIO_DH(_REG_701C4(PIPE_A, 4), D_SKL, NULL, NULL);
2721 
2722 	MMIO_DH(_REG_701C4(PIPE_B, 1), D_SKL, NULL, NULL);
2723 	MMIO_DH(_REG_701C4(PIPE_B, 2), D_SKL, NULL, NULL);
2724 	MMIO_DH(_REG_701C4(PIPE_B, 3), D_SKL, NULL, NULL);
2725 	MMIO_DH(_REG_701C4(PIPE_B, 4), D_SKL, NULL, NULL);
2726 
2727 	MMIO_DH(_REG_701C4(PIPE_C, 1), D_SKL, NULL, NULL);
2728 	MMIO_DH(_REG_701C4(PIPE_C, 2), D_SKL, NULL, NULL);
2729 	MMIO_DH(_REG_701C4(PIPE_C, 3), D_SKL, NULL, NULL);
2730 	MMIO_DH(_REG_701C4(PIPE_C, 4), D_SKL, NULL, NULL);
2731 
2732 	MMIO_D(0x70380, D_SKL);
2733 	MMIO_D(0x71380, D_SKL);
2734 	MMIO_D(0x72380, D_SKL);
2735 	MMIO_D(0x7039c, D_SKL);
2736 
2737 	MMIO_F(0x80000, 0x3000, 0, 0, 0, D_SKL, NULL, NULL);
2738 	MMIO_D(0x8f074, D_SKL);
2739 	MMIO_D(0x8f004, D_SKL);
2740 	MMIO_D(0x8f034, D_SKL);
2741 
2742 	MMIO_D(0xb11c, D_SKL);
2743 
2744 	MMIO_D(0x51000, D_SKL);
2745 	MMIO_D(0x6c00c, D_SKL);
2746 
2747 	MMIO_F(0xc800, 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL, NULL, NULL);
2748 	MMIO_F(0xb020, 0x80, F_CMD_ACCESS, 0, 0, D_SKL, NULL, NULL);
2749 
2750 	MMIO_D(0xd08, D_SKL);
2751 	MMIO_DFH(0x20e0, D_SKL, F_MODE_MASK, NULL, NULL);
2752 	MMIO_DFH(0x20ec, D_SKL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2753 
2754 	/* TRTT */
2755 	MMIO_DFH(0x4de0, D_SKL, F_CMD_ACCESS, NULL, NULL);
2756 	MMIO_DFH(0x4de4, D_SKL, F_CMD_ACCESS, NULL, NULL);
2757 	MMIO_DFH(0x4de8, D_SKL, F_CMD_ACCESS, NULL, NULL);
2758 	MMIO_DFH(0x4dec, D_SKL, F_CMD_ACCESS, NULL, NULL);
2759 	MMIO_DFH(0x4df0, D_SKL, F_CMD_ACCESS, NULL, NULL);
2760 	MMIO_DFH(0x4df4, D_SKL, F_CMD_ACCESS, NULL, gen9_trtte_write);
2761 	MMIO_DH(0x4dfc, D_SKL, NULL, gen9_trtt_chicken_write);
2762 
2763 	MMIO_D(0x45008, D_SKL);
2764 
2765 	MMIO_D(0x46430, D_SKL);
2766 
2767 	MMIO_D(0x46520, D_SKL);
2768 
2769 	MMIO_D(0xc403c, D_SKL);
2770 	MMIO_D(0xb004, D_SKL);
2771 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
2772 
2773 	MMIO_D(0x65900, D_SKL);
2774 	MMIO_D(0x1082c0, D_SKL);
2775 	MMIO_D(0x4068, D_SKL);
2776 	MMIO_D(0x67054, D_SKL);
2777 	MMIO_D(0x6e560, D_SKL);
2778 	MMIO_D(0x6e554, D_SKL);
2779 	MMIO_D(0x2b20, D_SKL);
2780 	MMIO_D(0x65f00, D_SKL);
2781 	MMIO_D(0x65f08, D_SKL);
2782 	MMIO_D(0x320f0, D_SKL);
2783 
2784 	MMIO_DFH(_REG_VCS2_EXCC, D_SKL, F_CMD_ACCESS, NULL, NULL);
2785 	MMIO_D(0x70034, D_SKL);
2786 	MMIO_D(0x71034, D_SKL);
2787 	MMIO_D(0x72034, D_SKL);
2788 
2789 	MMIO_D(_PLANE_KEYVAL_1(PIPE_A), D_SKL);
2790 	MMIO_D(_PLANE_KEYVAL_1(PIPE_B), D_SKL);
2791 	MMIO_D(_PLANE_KEYVAL_1(PIPE_C), D_SKL);
2792 	MMIO_D(_PLANE_KEYMSK_1(PIPE_A), D_SKL);
2793 	MMIO_D(_PLANE_KEYMSK_1(PIPE_B), D_SKL);
2794 	MMIO_D(_PLANE_KEYMSK_1(PIPE_C), D_SKL);
2795 
2796 	MMIO_D(0x44500, D_SKL);
2797 	MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
2798 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL, F_MODE_MASK | F_CMD_ACCESS,
2799 		NULL, NULL);
2800 	return 0;
2801 }
2802 
2803 /**
2804  * intel_gvt_find_mmio_info - find MMIO information entry by aligned offset
2805  * @gvt: GVT device
2806  * @offset: register offset
2807  *
2808  * This function is used to find the MMIO information entry from hash table
2809  *
2810  * Returns:
2811  * pointer to MMIO information entry, NULL if not exists
2812  */
2813 struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
2814 	unsigned int offset)
2815 {
2816 	struct intel_gvt_mmio_info *e;
2817 
2818 	WARN_ON(!IS_ALIGNED(offset, 4));
2819 
2820 	hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) {
2821 		if (e->offset == offset)
2822 			return e;
2823 	}
2824 	return NULL;
2825 }
2826 
2827 /**
2828  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
2829  * @gvt: GVT device
2830  *
2831  * This function is called at the driver unloading stage, to clean up the MMIO
2832  * information table of GVT device
2833  *
2834  */
2835 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
2836 {
2837 	struct hlist_node *tmp;
2838 	struct intel_gvt_mmio_info *e;
2839 	int i;
2840 
2841 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
2842 		kfree(e);
2843 
2844 	vfree(gvt->mmio.mmio_attribute);
2845 	gvt->mmio.mmio_attribute = NULL;
2846 }
2847 
2848 /**
2849  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
2850  * @gvt: GVT device
2851  *
2852  * This function is called at the initialization stage, to setup the MMIO
2853  * information table for GVT device
2854  *
2855  * Returns:
2856  * zero on success, negative if failed.
2857  */
2858 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
2859 {
2860 	struct intel_gvt_device_info *info = &gvt->device_info;
2861 	struct drm_i915_private *dev_priv = gvt->dev_priv;
2862 	int ret;
2863 
2864 	gvt->mmio.mmio_attribute = vzalloc(info->mmio_size);
2865 	if (!gvt->mmio.mmio_attribute)
2866 		return -ENOMEM;
2867 
2868 	ret = init_generic_mmio_info(gvt);
2869 	if (ret)
2870 		goto err;
2871 
2872 	if (IS_BROADWELL(dev_priv)) {
2873 		ret = init_broadwell_mmio_info(gvt);
2874 		if (ret)
2875 			goto err;
2876 	} else if (IS_SKYLAKE(dev_priv)) {
2877 		ret = init_broadwell_mmio_info(gvt);
2878 		if (ret)
2879 			goto err;
2880 		ret = init_skl_mmio_info(gvt);
2881 		if (ret)
2882 			goto err;
2883 	}
2884 	return 0;
2885 err:
2886 	intel_gvt_clean_mmio_info(gvt);
2887 	return ret;
2888 }
2889 
2890 /**
2891  * intel_gvt_mmio_set_accessed - mark a MMIO has been accessed
2892  * @gvt: a GVT device
2893  * @offset: register offset
2894  *
2895  */
2896 void intel_gvt_mmio_set_accessed(struct intel_gvt *gvt, unsigned int offset)
2897 {
2898 	gvt->mmio.mmio_attribute[offset >> 2] |=
2899 		F_ACCESSED;
2900 }
2901 
2902 /**
2903  * intel_gvt_mmio_is_cmd_accessed - mark a MMIO could be accessed by command
2904  * @gvt: a GVT device
2905  * @offset: register offset
2906  *
2907  */
2908 bool intel_gvt_mmio_is_cmd_access(struct intel_gvt *gvt,
2909 		unsigned int offset)
2910 {
2911 	return gvt->mmio.mmio_attribute[offset >> 2] &
2912 		F_CMD_ACCESS;
2913 }
2914 
2915 /**
2916  * intel_gvt_mmio_is_unalign - mark a MMIO could be accessed unaligned
2917  * @gvt: a GVT device
2918  * @offset: register offset
2919  *
2920  */
2921 bool intel_gvt_mmio_is_unalign(struct intel_gvt *gvt,
2922 		unsigned int offset)
2923 {
2924 	return gvt->mmio.mmio_attribute[offset >> 2] &
2925 		F_UNALIGN;
2926 }
2927 
2928 /**
2929  * intel_gvt_mmio_set_cmd_accessed - mark a MMIO has been accessed by command
2930  * @gvt: a GVT device
2931  * @offset: register offset
2932  *
2933  */
2934 void intel_gvt_mmio_set_cmd_accessed(struct intel_gvt *gvt,
2935 		unsigned int offset)
2936 {
2937 	gvt->mmio.mmio_attribute[offset >> 2] |=
2938 		F_CMD_ACCESSED;
2939 }
2940 
2941 /**
2942  * intel_gvt_mmio_has_mode_mask - if a MMIO has a mode mask
2943  * @gvt: a GVT device
2944  * @offset: register offset
2945  *
2946  * Returns:
2947  * True if a MMIO has a mode mask in its higher 16 bits, false if it isn't.
2948  *
2949  */
2950 bool intel_gvt_mmio_has_mode_mask(struct intel_gvt *gvt, unsigned int offset)
2951 {
2952 	return gvt->mmio.mmio_attribute[offset >> 2] &
2953 		F_MODE_MASK;
2954 }
2955 
2956 /**
2957  * intel_vgpu_default_mmio_read - default MMIO read handler
2958  * @vgpu: a vGPU
2959  * @offset: access offset
2960  * @p_data: data return buffer
2961  * @bytes: access data length
2962  *
2963  * Returns:
2964  * Zero on success, negative error code if failed.
2965  */
2966 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
2967 		void *p_data, unsigned int bytes)
2968 {
2969 	read_vreg(vgpu, offset, p_data, bytes);
2970 	return 0;
2971 }
2972 
2973 /**
2974  * intel_t_default_mmio_write - default MMIO write handler
2975  * @vgpu: a vGPU
2976  * @offset: access offset
2977  * @p_data: write data buffer
2978  * @bytes: access data length
2979  *
2980  * Returns:
2981  * Zero on success, negative error code if failed.
2982  */
2983 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
2984 		void *p_data, unsigned int bytes)
2985 {
2986 	write_vreg(vgpu, offset, p_data, bytes);
2987 	return 0;
2988 }
2989 
2990 /**
2991  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
2992  * force-nopriv register
2993  *
2994  * @gvt: a GVT device
2995  * @offset: register offset
2996  *
2997  * Returns:
2998  * True if the register is in force-nonpriv whitelist;
2999  * False if outside;
3000  */
3001 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3002 					  unsigned int offset)
3003 {
3004 	return in_whitelist(offset);
3005 }
3006