xref: /openbmc/linux/drivers/gpu/drm/i915/gvt/handlers.c (revision c4a11bf4)
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 #include "display/intel_display_types.h"
43 
44 /* XXX FIXME i915 has changed PP_XXX definition */
45 #define PCH_PP_STATUS  _MMIO(0xc7200)
46 #define PCH_PP_CONTROL _MMIO(0xc7204)
47 #define PCH_PP_ON_DELAYS _MMIO(0xc7208)
48 #define PCH_PP_OFF_DELAYS _MMIO(0xc720c)
49 #define PCH_PP_DIVISOR _MMIO(0xc7210)
50 
51 unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt)
52 {
53 	struct drm_i915_private *i915 = gvt->gt->i915;
54 
55 	if (IS_BROADWELL(i915))
56 		return D_BDW;
57 	else if (IS_SKYLAKE(i915))
58 		return D_SKL;
59 	else if (IS_KABYLAKE(i915))
60 		return D_KBL;
61 	else if (IS_BROXTON(i915))
62 		return D_BXT;
63 	else if (IS_COFFEELAKE(i915) || IS_COMETLAKE(i915))
64 		return D_CFL;
65 
66 	return 0;
67 }
68 
69 bool intel_gvt_match_device(struct intel_gvt *gvt,
70 		unsigned long device)
71 {
72 	return intel_gvt_get_device_type(gvt) & device;
73 }
74 
75 static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset,
76 	void *p_data, unsigned int bytes)
77 {
78 	memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes);
79 }
80 
81 static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
82 	void *p_data, unsigned int bytes)
83 {
84 	memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
85 }
86 
87 struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
88 						  unsigned int offset)
89 {
90 	struct intel_gvt_mmio_info *e;
91 
92 	hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) {
93 		if (e->offset == offset)
94 			return e;
95 	}
96 	return NULL;
97 }
98 
99 static int new_mmio_info(struct intel_gvt *gvt,
100 		u32 offset, u16 flags, u32 size,
101 		u32 addr_mask, u32 ro_mask, u32 device,
102 		gvt_mmio_func read, gvt_mmio_func write)
103 {
104 	struct intel_gvt_mmio_info *info, *p;
105 	u32 start, end, i;
106 
107 	if (!intel_gvt_match_device(gvt, device))
108 		return 0;
109 
110 	if (WARN_ON(!IS_ALIGNED(offset, 4)))
111 		return -EINVAL;
112 
113 	start = offset;
114 	end = offset + size;
115 
116 	for (i = start; i < end; i += 4) {
117 		info = kzalloc(sizeof(*info), GFP_KERNEL);
118 		if (!info)
119 			return -ENOMEM;
120 
121 		info->offset = i;
122 		p = intel_gvt_find_mmio_info(gvt, info->offset);
123 		if (p) {
124 			WARN(1, "dup mmio definition offset %x\n",
125 				info->offset);
126 			kfree(info);
127 
128 			/* We return -EEXIST here to make GVT-g load fail.
129 			 * So duplicated MMIO can be found as soon as
130 			 * possible.
131 			 */
132 			return -EEXIST;
133 		}
134 
135 		info->ro_mask = ro_mask;
136 		info->device = device;
137 		info->read = read ? read : intel_vgpu_default_mmio_read;
138 		info->write = write ? write : intel_vgpu_default_mmio_write;
139 		gvt->mmio.mmio_attribute[info->offset / 4] = flags;
140 		INIT_HLIST_NODE(&info->node);
141 		hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset);
142 		gvt->mmio.num_tracked_mmio++;
143 	}
144 	return 0;
145 }
146 
147 /**
148  * intel_gvt_render_mmio_to_engine - convert a mmio offset into the engine
149  * @gvt: a GVT device
150  * @offset: register offset
151  *
152  * Returns:
153  * The engine containing the offset within its mmio page.
154  */
155 const struct intel_engine_cs *
156 intel_gvt_render_mmio_to_engine(struct intel_gvt *gvt, unsigned int offset)
157 {
158 	struct intel_engine_cs *engine;
159 	enum intel_engine_id id;
160 
161 	offset &= ~GENMASK(11, 0);
162 	for_each_engine(engine, gvt->gt, id)
163 		if (engine->mmio_base == offset)
164 			return engine;
165 
166 	return NULL;
167 }
168 
169 #define offset_to_fence_num(offset) \
170 	((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3)
171 
172 #define fence_num_to_offset(num) \
173 	(num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0)))
174 
175 
176 void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason)
177 {
178 	switch (reason) {
179 	case GVT_FAILSAFE_UNSUPPORTED_GUEST:
180 		pr_err("Detected your guest driver doesn't support GVT-g.\n");
181 		break;
182 	case GVT_FAILSAFE_INSUFFICIENT_RESOURCE:
183 		pr_err("Graphics resource is not enough for the guest\n");
184 		break;
185 	case GVT_FAILSAFE_GUEST_ERR:
186 		pr_err("GVT Internal error  for the guest\n");
187 		break;
188 	default:
189 		break;
190 	}
191 	pr_err("Now vgpu %d will enter failsafe mode.\n", vgpu->id);
192 	vgpu->failsafe = true;
193 }
194 
195 static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu,
196 		unsigned int fence_num, void *p_data, unsigned int bytes)
197 {
198 	unsigned int max_fence = vgpu_fence_sz(vgpu);
199 
200 	if (fence_num >= max_fence) {
201 		gvt_vgpu_err("access oob fence reg %d/%d\n",
202 			     fence_num, max_fence);
203 
204 		/* When guest access oob fence regs without access
205 		 * pv_info first, we treat guest not supporting GVT,
206 		 * and we will let vgpu enter failsafe mode.
207 		 */
208 		if (!vgpu->pv_notified)
209 			enter_failsafe_mode(vgpu,
210 					GVT_FAILSAFE_UNSUPPORTED_GUEST);
211 
212 		memset(p_data, 0, bytes);
213 		return -EINVAL;
214 	}
215 	return 0;
216 }
217 
218 static int gamw_echo_dev_rw_ia_write(struct intel_vgpu *vgpu,
219 		unsigned int offset, void *p_data, unsigned int bytes)
220 {
221 	u32 ips = (*(u32 *)p_data) & GAMW_ECO_ENABLE_64K_IPS_FIELD;
222 
223 	if (GRAPHICS_VER(vgpu->gvt->gt->i915) <= 10) {
224 		if (ips == GAMW_ECO_ENABLE_64K_IPS_FIELD)
225 			gvt_dbg_core("vgpu%d: ips enabled\n", vgpu->id);
226 		else if (!ips)
227 			gvt_dbg_core("vgpu%d: ips disabled\n", vgpu->id);
228 		else {
229 			/* All engines must be enabled together for vGPU,
230 			 * since we don't know which engine the ppgtt will
231 			 * bind to when shadowing.
232 			 */
233 			gvt_vgpu_err("Unsupported IPS setting %x, cannot enable 64K gtt.\n",
234 				     ips);
235 			return -EINVAL;
236 		}
237 	}
238 
239 	write_vreg(vgpu, offset, p_data, bytes);
240 	return 0;
241 }
242 
243 static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off,
244 		void *p_data, unsigned int bytes)
245 {
246 	int ret;
247 
248 	ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off),
249 			p_data, bytes);
250 	if (ret)
251 		return ret;
252 	read_vreg(vgpu, off, p_data, bytes);
253 	return 0;
254 }
255 
256 static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
257 		void *p_data, unsigned int bytes)
258 {
259 	struct intel_gvt *gvt = vgpu->gvt;
260 	unsigned int fence_num = offset_to_fence_num(off);
261 	int ret;
262 
263 	ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes);
264 	if (ret)
265 		return ret;
266 	write_vreg(vgpu, off, p_data, bytes);
267 
268 	mmio_hw_access_pre(gvt->gt);
269 	intel_vgpu_write_fence(vgpu, fence_num,
270 			vgpu_vreg64(vgpu, fence_num_to_offset(fence_num)));
271 	mmio_hw_access_post(gvt->gt);
272 	return 0;
273 }
274 
275 #define CALC_MODE_MASK_REG(old, new) \
276 	(((new) & GENMASK(31, 16)) \
277 	 | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \
278 	 | ((new) & ((new) >> 16))))
279 
280 static int mul_force_wake_write(struct intel_vgpu *vgpu,
281 		unsigned int offset, void *p_data, unsigned int bytes)
282 {
283 	u32 old, new;
284 	u32 ack_reg_offset;
285 
286 	old = vgpu_vreg(vgpu, offset);
287 	new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
288 
289 	if (GRAPHICS_VER(vgpu->gvt->gt->i915)  >=  9) {
290 		switch (offset) {
291 		case FORCEWAKE_RENDER_GEN9_REG:
292 			ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
293 			break;
294 		case FORCEWAKE_GT_GEN9_REG:
295 			ack_reg_offset = FORCEWAKE_ACK_GT_GEN9_REG;
296 			break;
297 		case FORCEWAKE_MEDIA_GEN9_REG:
298 			ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG;
299 			break;
300 		default:
301 			/*should not hit here*/
302 			gvt_vgpu_err("invalid forcewake offset 0x%x\n", offset);
303 			return -EINVAL;
304 		}
305 	} else {
306 		ack_reg_offset = FORCEWAKE_ACK_HSW_REG;
307 	}
308 
309 	vgpu_vreg(vgpu, offset) = new;
310 	vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0));
311 	return 0;
312 }
313 
314 static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
315 			    void *p_data, unsigned int bytes)
316 {
317 	intel_engine_mask_t engine_mask = 0;
318 	u32 data;
319 
320 	write_vreg(vgpu, offset, p_data, bytes);
321 	data = vgpu_vreg(vgpu, offset);
322 
323 	if (data & GEN6_GRDOM_FULL) {
324 		gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id);
325 		engine_mask = ALL_ENGINES;
326 	} else {
327 		if (data & GEN6_GRDOM_RENDER) {
328 			gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id);
329 			engine_mask |= BIT(RCS0);
330 		}
331 		if (data & GEN6_GRDOM_MEDIA) {
332 			gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id);
333 			engine_mask |= BIT(VCS0);
334 		}
335 		if (data & GEN6_GRDOM_BLT) {
336 			gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id);
337 			engine_mask |= BIT(BCS0);
338 		}
339 		if (data & GEN6_GRDOM_VECS) {
340 			gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id);
341 			engine_mask |= BIT(VECS0);
342 		}
343 		if (data & GEN8_GRDOM_MEDIA2) {
344 			gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id);
345 			engine_mask |= BIT(VCS1);
346 		}
347 		if (data & GEN9_GRDOM_GUC) {
348 			gvt_dbg_mmio("vgpu%d: request GUC Reset\n", vgpu->id);
349 			vgpu_vreg_t(vgpu, GUC_STATUS) |= GS_MIA_IN_RESET;
350 		}
351 		engine_mask &= vgpu->gvt->gt->info.engine_mask;
352 	}
353 
354 	/* vgpu_lock already hold by emulate mmio r/w */
355 	intel_gvt_reset_vgpu_locked(vgpu, false, engine_mask);
356 
357 	/* sw will wait for the device to ack the reset request */
358 	vgpu_vreg(vgpu, offset) = 0;
359 
360 	return 0;
361 }
362 
363 static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
364 		void *p_data, unsigned int bytes)
365 {
366 	return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes);
367 }
368 
369 static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
370 		void *p_data, unsigned int bytes)
371 {
372 	return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes);
373 }
374 
375 static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu,
376 		unsigned int offset, void *p_data, unsigned int bytes)
377 {
378 	write_vreg(vgpu, offset, p_data, bytes);
379 
380 	if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) {
381 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_ON;
382 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE;
383 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN;
384 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE;
385 
386 	} else
387 		vgpu_vreg_t(vgpu, PCH_PP_STATUS) &=
388 			~(PP_ON | PP_SEQUENCE_POWER_DOWN
389 					| PP_CYCLE_DELAY_ACTIVE);
390 	return 0;
391 }
392 
393 static int transconf_mmio_write(struct intel_vgpu *vgpu,
394 		unsigned int offset, void *p_data, unsigned int bytes)
395 {
396 	write_vreg(vgpu, offset, p_data, bytes);
397 
398 	if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE)
399 		vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE;
400 	else
401 		vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE;
402 	return 0;
403 }
404 
405 static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
406 		void *p_data, unsigned int bytes)
407 {
408 	write_vreg(vgpu, offset, p_data, bytes);
409 
410 	if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE)
411 		vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK;
412 	else
413 		vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK;
414 
415 	if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK)
416 		vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE;
417 	else
418 		vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE;
419 
420 	return 0;
421 }
422 
423 static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
424 		void *p_data, unsigned int bytes)
425 {
426 	switch (offset) {
427 	case 0xe651c:
428 	case 0xe661c:
429 	case 0xe671c:
430 	case 0xe681c:
431 		vgpu_vreg(vgpu, offset) = 1 << 17;
432 		break;
433 	case 0xe6c04:
434 		vgpu_vreg(vgpu, offset) = 0x3;
435 		break;
436 	case 0xe6e1c:
437 		vgpu_vreg(vgpu, offset) = 0x2f << 16;
438 		break;
439 	default:
440 		return -EINVAL;
441 	}
442 
443 	read_vreg(vgpu, offset, p_data, bytes);
444 	return 0;
445 }
446 
447 /*
448  * Only PIPE_A is enabled in current vGPU display and PIPE_A is tied to
449  *   TRANSCODER_A in HW. DDI/PORT could be PORT_x depends on
450  *   setup_virtual_dp_monitor().
451  * emulate_monitor_status_change() set up PLL for PORT_x as the initial enabled
452  *   DPLL. Later guest driver may setup a different DPLLx when setting mode.
453  * So the correct sequence to find DP stream clock is:
454  *   Check TRANS_DDI_FUNC_CTL on TRANSCODER_A to get PORT_x.
455  *   Check correct PLLx for PORT_x to get PLL frequency and DP bitrate.
456  * Then Refresh rate then can be calculated based on follow equations:
457  *   Pixel clock = h_total * v_total * refresh_rate
458  *   stream clock = Pixel clock
459  *   ls_clk = DP bitrate
460  *   Link M/N = strm_clk / ls_clk
461  */
462 
463 static u32 bdw_vgpu_get_dp_bitrate(struct intel_vgpu *vgpu, enum port port)
464 {
465 	u32 dp_br = 0;
466 	u32 ddi_pll_sel = vgpu_vreg_t(vgpu, PORT_CLK_SEL(port));
467 
468 	switch (ddi_pll_sel) {
469 	case PORT_CLK_SEL_LCPLL_2700:
470 		dp_br = 270000 * 2;
471 		break;
472 	case PORT_CLK_SEL_LCPLL_1350:
473 		dp_br = 135000 * 2;
474 		break;
475 	case PORT_CLK_SEL_LCPLL_810:
476 		dp_br = 81000 * 2;
477 		break;
478 	case PORT_CLK_SEL_SPLL:
479 	{
480 		switch (vgpu_vreg_t(vgpu, SPLL_CTL) & SPLL_FREQ_MASK) {
481 		case SPLL_FREQ_810MHz:
482 			dp_br = 81000 * 2;
483 			break;
484 		case SPLL_FREQ_1350MHz:
485 			dp_br = 135000 * 2;
486 			break;
487 		case SPLL_FREQ_2700MHz:
488 			dp_br = 270000 * 2;
489 			break;
490 		default:
491 			gvt_dbg_dpy("vgpu-%d PORT_%c can't get freq from SPLL 0x%08x\n",
492 				    vgpu->id, port_name(port), vgpu_vreg_t(vgpu, SPLL_CTL));
493 			break;
494 		}
495 		break;
496 	}
497 	case PORT_CLK_SEL_WRPLL1:
498 	case PORT_CLK_SEL_WRPLL2:
499 	{
500 		u32 wrpll_ctl;
501 		int refclk, n, p, r;
502 
503 		if (ddi_pll_sel == PORT_CLK_SEL_WRPLL1)
504 			wrpll_ctl = vgpu_vreg_t(vgpu, WRPLL_CTL(DPLL_ID_WRPLL1));
505 		else
506 			wrpll_ctl = vgpu_vreg_t(vgpu, WRPLL_CTL(DPLL_ID_WRPLL2));
507 
508 		switch (wrpll_ctl & WRPLL_REF_MASK) {
509 		case WRPLL_REF_PCH_SSC:
510 			refclk = vgpu->gvt->gt->i915->dpll.ref_clks.ssc;
511 			break;
512 		case WRPLL_REF_LCPLL:
513 			refclk = 2700000;
514 			break;
515 		default:
516 			gvt_dbg_dpy("vgpu-%d PORT_%c WRPLL can't get refclk 0x%08x\n",
517 				    vgpu->id, port_name(port), wrpll_ctl);
518 			goto out;
519 		}
520 
521 		r = wrpll_ctl & WRPLL_DIVIDER_REF_MASK;
522 		p = (wrpll_ctl & WRPLL_DIVIDER_POST_MASK) >> WRPLL_DIVIDER_POST_SHIFT;
523 		n = (wrpll_ctl & WRPLL_DIVIDER_FB_MASK) >> WRPLL_DIVIDER_FB_SHIFT;
524 
525 		dp_br = (refclk * n / 10) / (p * r) * 2;
526 		break;
527 	}
528 	default:
529 		gvt_dbg_dpy("vgpu-%d PORT_%c has invalid clock select 0x%08x\n",
530 			    vgpu->id, port_name(port), vgpu_vreg_t(vgpu, PORT_CLK_SEL(port)));
531 		break;
532 	}
533 
534 out:
535 	return dp_br;
536 }
537 
538 static u32 bxt_vgpu_get_dp_bitrate(struct intel_vgpu *vgpu, enum port port)
539 {
540 	u32 dp_br = 0;
541 	int refclk = vgpu->gvt->gt->i915->dpll.ref_clks.nssc;
542 	enum dpio_phy phy = DPIO_PHY0;
543 	enum dpio_channel ch = DPIO_CH0;
544 	struct dpll clock = {0};
545 	u32 temp;
546 
547 	/* Port to PHY mapping is fixed, see bxt_ddi_phy_info{} */
548 	switch (port) {
549 	case PORT_A:
550 		phy = DPIO_PHY1;
551 		ch = DPIO_CH0;
552 		break;
553 	case PORT_B:
554 		phy = DPIO_PHY0;
555 		ch = DPIO_CH0;
556 		break;
557 	case PORT_C:
558 		phy = DPIO_PHY0;
559 		ch = DPIO_CH1;
560 		break;
561 	default:
562 		gvt_dbg_dpy("vgpu-%d no PHY for PORT_%c\n", vgpu->id, port_name(port));
563 		goto out;
564 	}
565 
566 	temp = vgpu_vreg_t(vgpu, BXT_PORT_PLL_ENABLE(port));
567 	if (!(temp & PORT_PLL_ENABLE) || !(temp & PORT_PLL_LOCK)) {
568 		gvt_dbg_dpy("vgpu-%d PORT_%c PLL_ENABLE 0x%08x isn't enabled or locked\n",
569 			    vgpu->id, port_name(port), temp);
570 		goto out;
571 	}
572 
573 	clock.m1 = 2;
574 	clock.m2 = (vgpu_vreg_t(vgpu, BXT_PORT_PLL(phy, ch, 0)) & PORT_PLL_M2_MASK) << 22;
575 	if (vgpu_vreg_t(vgpu, BXT_PORT_PLL(phy, ch, 3)) & PORT_PLL_M2_FRAC_ENABLE)
576 		clock.m2 |= vgpu_vreg_t(vgpu, BXT_PORT_PLL(phy, ch, 2)) & PORT_PLL_M2_FRAC_MASK;
577 	clock.n = (vgpu_vreg_t(vgpu, BXT_PORT_PLL(phy, ch, 1)) & PORT_PLL_N_MASK) >> PORT_PLL_N_SHIFT;
578 	clock.p1 = (vgpu_vreg_t(vgpu, BXT_PORT_PLL_EBB_0(phy, ch)) & PORT_PLL_P1_MASK) >> PORT_PLL_P1_SHIFT;
579 	clock.p2 = (vgpu_vreg_t(vgpu, BXT_PORT_PLL_EBB_0(phy, ch)) & PORT_PLL_P2_MASK) >> PORT_PLL_P2_SHIFT;
580 	clock.m = clock.m1 * clock.m2;
581 	clock.p = clock.p1 * clock.p2;
582 
583 	if (clock.n == 0 || clock.p == 0) {
584 		gvt_dbg_dpy("vgpu-%d PORT_%c PLL has invalid divider\n", vgpu->id, port_name(port));
585 		goto out;
586 	}
587 
588 	clock.vco = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(refclk, clock.m), clock.n << 22);
589 	clock.dot = DIV_ROUND_CLOSEST(clock.vco, clock.p);
590 
591 	dp_br = clock.dot / 5;
592 
593 out:
594 	return dp_br;
595 }
596 
597 static u32 skl_vgpu_get_dp_bitrate(struct intel_vgpu *vgpu, enum port port)
598 {
599 	u32 dp_br = 0;
600 	enum intel_dpll_id dpll_id = DPLL_ID_SKL_DPLL0;
601 
602 	/* Find the enabled DPLL for the DDI/PORT */
603 	if (!(vgpu_vreg_t(vgpu, DPLL_CTRL2) & DPLL_CTRL2_DDI_CLK_OFF(port)) &&
604 	    (vgpu_vreg_t(vgpu, DPLL_CTRL2) & DPLL_CTRL2_DDI_SEL_OVERRIDE(port))) {
605 		dpll_id += (vgpu_vreg_t(vgpu, DPLL_CTRL2) &
606 			DPLL_CTRL2_DDI_CLK_SEL_MASK(port)) >>
607 			DPLL_CTRL2_DDI_CLK_SEL_SHIFT(port);
608 	} else {
609 		gvt_dbg_dpy("vgpu-%d DPLL for PORT_%c isn't turned on\n",
610 			    vgpu->id, port_name(port));
611 		return dp_br;
612 	}
613 
614 	/* Find PLL output frequency from correct DPLL, and get bir rate */
615 	switch ((vgpu_vreg_t(vgpu, DPLL_CTRL1) &
616 		DPLL_CTRL1_LINK_RATE_MASK(dpll_id)) >>
617 		DPLL_CTRL1_LINK_RATE_SHIFT(dpll_id)) {
618 		case DPLL_CTRL1_LINK_RATE_810:
619 			dp_br = 81000 * 2;
620 			break;
621 		case DPLL_CTRL1_LINK_RATE_1080:
622 			dp_br = 108000 * 2;
623 			break;
624 		case DPLL_CTRL1_LINK_RATE_1350:
625 			dp_br = 135000 * 2;
626 			break;
627 		case DPLL_CTRL1_LINK_RATE_1620:
628 			dp_br = 162000 * 2;
629 			break;
630 		case DPLL_CTRL1_LINK_RATE_2160:
631 			dp_br = 216000 * 2;
632 			break;
633 		case DPLL_CTRL1_LINK_RATE_2700:
634 			dp_br = 270000 * 2;
635 			break;
636 		default:
637 			dp_br = 0;
638 			gvt_dbg_dpy("vgpu-%d PORT_%c fail to get DPLL-%d freq\n",
639 				    vgpu->id, port_name(port), dpll_id);
640 	}
641 
642 	return dp_br;
643 }
644 
645 static void vgpu_update_refresh_rate(struct intel_vgpu *vgpu)
646 {
647 	struct drm_i915_private *dev_priv = vgpu->gvt->gt->i915;
648 	enum port port;
649 	u32 dp_br, link_m, link_n, htotal, vtotal;
650 
651 	/* Find DDI/PORT assigned to TRANSCODER_A, expect B or D */
652 	port = (vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &
653 		TRANS_DDI_PORT_MASK) >> TRANS_DDI_PORT_SHIFT;
654 	if (port != PORT_B && port != PORT_D) {
655 		gvt_dbg_dpy("vgpu-%d unsupported PORT_%c\n", vgpu->id, port_name(port));
656 		return;
657 	}
658 
659 	/* Calculate DP bitrate from PLL */
660 	if (IS_BROADWELL(dev_priv))
661 		dp_br = bdw_vgpu_get_dp_bitrate(vgpu, port);
662 	else if (IS_BROXTON(dev_priv))
663 		dp_br = bxt_vgpu_get_dp_bitrate(vgpu, port);
664 	else
665 		dp_br = skl_vgpu_get_dp_bitrate(vgpu, port);
666 
667 	/* Get DP link symbol clock M/N */
668 	link_m = vgpu_vreg_t(vgpu, PIPE_LINK_M1(TRANSCODER_A));
669 	link_n = vgpu_vreg_t(vgpu, PIPE_LINK_N1(TRANSCODER_A));
670 
671 	/* Get H/V total from transcoder timing */
672 	htotal = (vgpu_vreg_t(vgpu, HTOTAL(TRANSCODER_A)) >> TRANS_HTOTAL_SHIFT);
673 	vtotal = (vgpu_vreg_t(vgpu, VTOTAL(TRANSCODER_A)) >> TRANS_VTOTAL_SHIFT);
674 
675 	if (dp_br && link_n && htotal && vtotal) {
676 		u64 pixel_clk = 0;
677 		u32 new_rate = 0;
678 		u32 *old_rate = &(intel_vgpu_port(vgpu, vgpu->display.port_num)->vrefresh_k);
679 
680 		/* Calcuate pixel clock by (ls_clk * M / N) */
681 		pixel_clk = div_u64(mul_u32_u32(link_m, dp_br), link_n);
682 		pixel_clk *= MSEC_PER_SEC;
683 
684 		/* Calcuate refresh rate by (pixel_clk / (h_total * v_total)) */
685 		new_rate = DIV64_U64_ROUND_CLOSEST(mul_u64_u32_shr(pixel_clk, MSEC_PER_SEC, 0), mul_u32_u32(htotal + 1, vtotal + 1));
686 
687 		if (*old_rate != new_rate)
688 			*old_rate = new_rate;
689 
690 		gvt_dbg_dpy("vgpu-%d PIPE_%c refresh rate updated to %d\n",
691 			    vgpu->id, pipe_name(PIPE_A), new_rate);
692 	}
693 }
694 
695 static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
696 		void *p_data, unsigned int bytes)
697 {
698 	u32 data;
699 
700 	write_vreg(vgpu, offset, p_data, bytes);
701 	data = vgpu_vreg(vgpu, offset);
702 
703 	if (data & PIPECONF_ENABLE) {
704 		vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE;
705 		vgpu_update_refresh_rate(vgpu);
706 		vgpu_update_vblank_emulation(vgpu, true);
707 	} else {
708 		vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE;
709 		vgpu_update_vblank_emulation(vgpu, false);
710 	}
711 	return 0;
712 }
713 
714 /* sorted in ascending order */
715 static i915_reg_t force_nonpriv_white_list[] = {
716 	_MMIO(0xd80),
717 	GEN9_CS_DEBUG_MODE1, //_MMIO(0x20ec)
718 	GEN9_CTX_PREEMPT_REG,//_MMIO(0x2248)
719 	CL_PRIMITIVES_COUNT, //_MMIO(0x2340)
720 	PS_INVOCATION_COUNT, //_MMIO(0x2348)
721 	PS_DEPTH_COUNT, //_MMIO(0x2350)
722 	GEN8_CS_CHICKEN1,//_MMIO(0x2580)
723 	_MMIO(0x2690),
724 	_MMIO(0x2694),
725 	_MMIO(0x2698),
726 	_MMIO(0x2754),
727 	_MMIO(0x28a0),
728 	_MMIO(0x4de0),
729 	_MMIO(0x4de4),
730 	_MMIO(0x4dfc),
731 	GEN7_COMMON_SLICE_CHICKEN1,//_MMIO(0x7010)
732 	_MMIO(0x7014),
733 	HDC_CHICKEN0,//_MMIO(0x7300)
734 	GEN8_HDC_CHICKEN1,//_MMIO(0x7304)
735 	_MMIO(0x7700),
736 	_MMIO(0x7704),
737 	_MMIO(0x7708),
738 	_MMIO(0x770c),
739 	_MMIO(0x83a8),
740 	_MMIO(0xb110),
741 	GEN8_L3SQCREG4,//_MMIO(0xb118)
742 	_MMIO(0xe100),
743 	_MMIO(0xe18c),
744 	_MMIO(0xe48c),
745 	_MMIO(0xe5f4),
746 	_MMIO(0x64844),
747 };
748 
749 /* a simple bsearch */
750 static inline bool in_whitelist(u32 reg)
751 {
752 	int left = 0, right = ARRAY_SIZE(force_nonpriv_white_list);
753 	i915_reg_t *array = force_nonpriv_white_list;
754 
755 	while (left < right) {
756 		int mid = (left + right)/2;
757 
758 		if (reg > array[mid].reg)
759 			left = mid + 1;
760 		else if (reg < array[mid].reg)
761 			right = mid;
762 		else
763 			return true;
764 	}
765 	return false;
766 }
767 
768 static int force_nonpriv_write(struct intel_vgpu *vgpu,
769 	unsigned int offset, void *p_data, unsigned int bytes)
770 {
771 	u32 reg_nonpriv = (*(u32 *)p_data) & REG_GENMASK(25, 2);
772 	const struct intel_engine_cs *engine =
773 		intel_gvt_render_mmio_to_engine(vgpu->gvt, offset);
774 
775 	if (bytes != 4 || !IS_ALIGNED(offset, bytes) || !engine) {
776 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV offset %x(%dB)\n",
777 			vgpu->id, offset, bytes);
778 		return -EINVAL;
779 	}
780 
781 	if (!in_whitelist(reg_nonpriv) &&
782 	    reg_nonpriv != i915_mmio_reg_offset(RING_NOPID(engine->mmio_base))) {
783 		gvt_err("vgpu(%d) Invalid FORCE_NONPRIV write %x at offset %x\n",
784 			vgpu->id, reg_nonpriv, offset);
785 	} else
786 		intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
787 
788 	return 0;
789 }
790 
791 static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
792 		void *p_data, unsigned int bytes)
793 {
794 	write_vreg(vgpu, offset, p_data, bytes);
795 
796 	if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) {
797 		vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE;
798 	} else {
799 		vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE;
800 		if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E)))
801 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E))
802 				&= ~DP_TP_STATUS_AUTOTRAIN_DONE;
803 	}
804 	return 0;
805 }
806 
807 static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu,
808 		unsigned int offset, void *p_data, unsigned int bytes)
809 {
810 	vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data;
811 	return 0;
812 }
813 
814 #define FDI_LINK_TRAIN_PATTERN1         0
815 #define FDI_LINK_TRAIN_PATTERN2         1
816 
817 static int fdi_auto_training_started(struct intel_vgpu *vgpu)
818 {
819 	u32 ddi_buf_ctl = vgpu_vreg_t(vgpu, DDI_BUF_CTL(PORT_E));
820 	u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL);
821 	u32 tx_ctl = vgpu_vreg_t(vgpu, DP_TP_CTL(PORT_E));
822 
823 	if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) &&
824 			(rx_ctl & FDI_RX_ENABLE) &&
825 			(rx_ctl & FDI_AUTO_TRAINING) &&
826 			(tx_ctl & DP_TP_CTL_ENABLE) &&
827 			(tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN))
828 		return 1;
829 	else
830 		return 0;
831 }
832 
833 static int check_fdi_rx_train_status(struct intel_vgpu *vgpu,
834 		enum pipe pipe, unsigned int train_pattern)
835 {
836 	i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl;
837 	unsigned int fdi_rx_check_bits, fdi_tx_check_bits;
838 	unsigned int fdi_rx_train_bits, fdi_tx_train_bits;
839 	unsigned int fdi_iir_check_bits;
840 
841 	fdi_rx_imr = FDI_RX_IMR(pipe);
842 	fdi_tx_ctl = FDI_TX_CTL(pipe);
843 	fdi_rx_ctl = FDI_RX_CTL(pipe);
844 
845 	if (train_pattern == FDI_LINK_TRAIN_PATTERN1) {
846 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT;
847 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1;
848 		fdi_iir_check_bits = FDI_RX_BIT_LOCK;
849 	} else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) {
850 		fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT;
851 		fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2;
852 		fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK;
853 	} else {
854 		gvt_vgpu_err("Invalid train pattern %d\n", train_pattern);
855 		return -EINVAL;
856 	}
857 
858 	fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits;
859 	fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits;
860 
861 	/* If imr bit has been masked */
862 	if (vgpu_vreg_t(vgpu, fdi_rx_imr) & fdi_iir_check_bits)
863 		return 0;
864 
865 	if (((vgpu_vreg_t(vgpu, fdi_tx_ctl) & fdi_tx_check_bits)
866 			== fdi_tx_check_bits)
867 		&& ((vgpu_vreg_t(vgpu, fdi_rx_ctl) & fdi_rx_check_bits)
868 			== fdi_rx_check_bits))
869 		return 1;
870 	else
871 		return 0;
872 }
873 
874 #define INVALID_INDEX (~0U)
875 
876 static unsigned int calc_index(unsigned int offset, unsigned int start,
877 	unsigned int next, unsigned int end, i915_reg_t i915_end)
878 {
879 	unsigned int range = next - start;
880 
881 	if (!end)
882 		end = i915_mmio_reg_offset(i915_end);
883 	if (offset < start || offset > end)
884 		return INVALID_INDEX;
885 	offset -= start;
886 	return offset / range;
887 }
888 
889 #define FDI_RX_CTL_TO_PIPE(offset) \
890 	calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C))
891 
892 #define FDI_TX_CTL_TO_PIPE(offset) \
893 	calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C))
894 
895 #define FDI_RX_IMR_TO_PIPE(offset) \
896 	calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C))
897 
898 static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu,
899 		unsigned int offset, void *p_data, unsigned int bytes)
900 {
901 	i915_reg_t fdi_rx_iir;
902 	unsigned int index;
903 	int ret;
904 
905 	if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX)
906 		index = FDI_RX_CTL_TO_PIPE(offset);
907 	else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX)
908 		index = FDI_TX_CTL_TO_PIPE(offset);
909 	else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX)
910 		index = FDI_RX_IMR_TO_PIPE(offset);
911 	else {
912 		gvt_vgpu_err("Unsupport registers %x\n", offset);
913 		return -EINVAL;
914 	}
915 
916 	write_vreg(vgpu, offset, p_data, bytes);
917 
918 	fdi_rx_iir = FDI_RX_IIR(index);
919 
920 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1);
921 	if (ret < 0)
922 		return ret;
923 	if (ret)
924 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK;
925 
926 	ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2);
927 	if (ret < 0)
928 		return ret;
929 	if (ret)
930 		vgpu_vreg_t(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK;
931 
932 	if (offset == _FDI_RXA_CTL)
933 		if (fdi_auto_training_started(vgpu))
934 			vgpu_vreg_t(vgpu, DP_TP_STATUS(PORT_E)) |=
935 				DP_TP_STATUS_AUTOTRAIN_DONE;
936 	return 0;
937 }
938 
939 #define DP_TP_CTL_TO_PORT(offset) \
940 	calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E))
941 
942 static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
943 		void *p_data, unsigned int bytes)
944 {
945 	i915_reg_t status_reg;
946 	unsigned int index;
947 	u32 data;
948 
949 	write_vreg(vgpu, offset, p_data, bytes);
950 
951 	index = DP_TP_CTL_TO_PORT(offset);
952 	data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8;
953 	if (data == 0x2) {
954 		status_reg = DP_TP_STATUS(index);
955 		vgpu_vreg_t(vgpu, status_reg) |= (1 << 25);
956 	}
957 	return 0;
958 }
959 
960 static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu,
961 		unsigned int offset, void *p_data, unsigned int bytes)
962 {
963 	u32 reg_val;
964 	u32 sticky_mask;
965 
966 	reg_val = *((u32 *)p_data);
967 	sticky_mask = GENMASK(27, 26) | (1 << 24);
968 
969 	vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) |
970 		(vgpu_vreg(vgpu, offset) & sticky_mask);
971 	vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask);
972 	return 0;
973 }
974 
975 static int pch_adpa_mmio_write(struct intel_vgpu *vgpu,
976 		unsigned int offset, void *p_data, unsigned int bytes)
977 {
978 	u32 data;
979 
980 	write_vreg(vgpu, offset, p_data, bytes);
981 	data = vgpu_vreg(vgpu, offset);
982 
983 	if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER)
984 		vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
985 	return 0;
986 }
987 
988 static int south_chicken2_mmio_write(struct intel_vgpu *vgpu,
989 		unsigned int offset, void *p_data, unsigned int bytes)
990 {
991 	u32 data;
992 
993 	write_vreg(vgpu, offset, p_data, bytes);
994 	data = vgpu_vreg(vgpu, offset);
995 
996 	if (data & FDI_MPHY_IOSFSB_RESET_CTL)
997 		vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS;
998 	else
999 		vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS;
1000 	return 0;
1001 }
1002 
1003 #define DSPSURF_TO_PIPE(offset) \
1004 	calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C))
1005 
1006 static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1007 		void *p_data, unsigned int bytes)
1008 {
1009 	struct drm_i915_private *dev_priv = vgpu->gvt->gt->i915;
1010 	u32 pipe = DSPSURF_TO_PIPE(offset);
1011 	int event = SKL_FLIP_EVENT(pipe, PLANE_PRIMARY);
1012 
1013 	write_vreg(vgpu, offset, p_data, bytes);
1014 	vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
1015 
1016 	vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
1017 
1018 	if (vgpu_vreg_t(vgpu, DSPCNTR(pipe)) & PLANE_CTL_ASYNC_FLIP)
1019 		intel_vgpu_trigger_virtual_event(vgpu, event);
1020 	else
1021 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
1022 
1023 	return 0;
1024 }
1025 
1026 #define SPRSURF_TO_PIPE(offset) \
1027 	calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C))
1028 
1029 static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1030 		void *p_data, unsigned int bytes)
1031 {
1032 	u32 pipe = SPRSURF_TO_PIPE(offset);
1033 	int event = SKL_FLIP_EVENT(pipe, PLANE_SPRITE0);
1034 
1035 	write_vreg(vgpu, offset, p_data, bytes);
1036 	vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
1037 
1038 	if (vgpu_vreg_t(vgpu, SPRCTL(pipe)) & PLANE_CTL_ASYNC_FLIP)
1039 		intel_vgpu_trigger_virtual_event(vgpu, event);
1040 	else
1041 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
1042 
1043 	return 0;
1044 }
1045 
1046 static int reg50080_mmio_write(struct intel_vgpu *vgpu,
1047 			       unsigned int offset, void *p_data,
1048 			       unsigned int bytes)
1049 {
1050 	struct drm_i915_private *dev_priv = vgpu->gvt->gt->i915;
1051 	enum pipe pipe = REG_50080_TO_PIPE(offset);
1052 	enum plane_id plane = REG_50080_TO_PLANE(offset);
1053 	int event = SKL_FLIP_EVENT(pipe, plane);
1054 
1055 	write_vreg(vgpu, offset, p_data, bytes);
1056 	if (plane == PLANE_PRIMARY) {
1057 		vgpu_vreg_t(vgpu, DSPSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
1058 		vgpu_vreg_t(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++;
1059 	} else {
1060 		vgpu_vreg_t(vgpu, SPRSURFLIVE(pipe)) = vgpu_vreg(vgpu, offset);
1061 	}
1062 
1063 	if ((vgpu_vreg(vgpu, offset) & REG50080_FLIP_TYPE_MASK) == REG50080_FLIP_TYPE_ASYNC)
1064 		intel_vgpu_trigger_virtual_event(vgpu, event);
1065 	else
1066 		set_bit(event, vgpu->irq.flip_done_event[pipe]);
1067 
1068 	return 0;
1069 }
1070 
1071 static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu,
1072 		unsigned int reg)
1073 {
1074 	struct drm_i915_private *dev_priv = vgpu->gvt->gt->i915;
1075 	enum intel_gvt_event_type event;
1076 
1077 	if (reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_A)))
1078 		event = AUX_CHANNEL_A;
1079 	else if (reg == _PCH_DPB_AUX_CH_CTL ||
1080 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_B)))
1081 		event = AUX_CHANNEL_B;
1082 	else if (reg == _PCH_DPC_AUX_CH_CTL ||
1083 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_C)))
1084 		event = AUX_CHANNEL_C;
1085 	else if (reg == _PCH_DPD_AUX_CH_CTL ||
1086 		 reg == i915_mmio_reg_offset(DP_AUX_CH_CTL(AUX_CH_D)))
1087 		event = AUX_CHANNEL_D;
1088 	else {
1089 		drm_WARN_ON(&dev_priv->drm, true);
1090 		return -EINVAL;
1091 	}
1092 
1093 	intel_vgpu_trigger_virtual_event(vgpu, event);
1094 	return 0;
1095 }
1096 
1097 static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value,
1098 		unsigned int reg, int len, bool data_valid)
1099 {
1100 	/* mark transaction done */
1101 	value |= DP_AUX_CH_CTL_DONE;
1102 	value &= ~DP_AUX_CH_CTL_SEND_BUSY;
1103 	value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR;
1104 
1105 	if (data_valid)
1106 		value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR;
1107 	else
1108 		value |= DP_AUX_CH_CTL_TIME_OUT_ERROR;
1109 
1110 	/* message size */
1111 	value &= ~(0xf << 20);
1112 	value |= (len << 20);
1113 	vgpu_vreg(vgpu, reg) = value;
1114 
1115 	if (value & DP_AUX_CH_CTL_INTERRUPT)
1116 		return trigger_aux_channel_interrupt(vgpu, reg);
1117 	return 0;
1118 }
1119 
1120 static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd,
1121 		u8 t)
1122 {
1123 	if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) {
1124 		/* training pattern 1 for CR */
1125 		/* set LANE0_CR_DONE, LANE1_CR_DONE */
1126 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE;
1127 		/* set LANE2_CR_DONE, LANE3_CR_DONE */
1128 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE;
1129 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
1130 			DPCD_TRAINING_PATTERN_2) {
1131 		/* training pattern 2 for EQ */
1132 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane0_1 */
1133 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE;
1134 		dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED;
1135 		/* Set CHANNEL_EQ_DONE and  SYMBOL_LOCKED for Lane2_3 */
1136 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE;
1137 		dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED;
1138 		/* set INTERLANE_ALIGN_DONE */
1139 		dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |=
1140 			DPCD_INTERLANE_ALIGN_DONE;
1141 	} else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) ==
1142 			DPCD_LINK_TRAINING_DISABLED) {
1143 		/* finish link training */
1144 		/* set sink status as synchronized */
1145 		dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC;
1146 	}
1147 }
1148 
1149 #define _REG_HSW_DP_AUX_CH_CTL(dp) \
1150 	((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010)
1151 
1152 #define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100)
1153 
1154 #define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8)
1155 
1156 #define dpy_is_valid_port(port)	\
1157 		(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))
1158 
1159 static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
1160 		unsigned int offset, void *p_data, unsigned int bytes)
1161 {
1162 	struct intel_vgpu_display *display = &vgpu->display;
1163 	int msg, addr, ctrl, op, len;
1164 	int port_index = OFFSET_TO_DP_AUX_PORT(offset);
1165 	struct intel_vgpu_dpcd_data *dpcd = NULL;
1166 	struct intel_vgpu_port *port = NULL;
1167 	u32 data;
1168 
1169 	if (!dpy_is_valid_port(port_index)) {
1170 		gvt_vgpu_err("Unsupported DP port access!\n");
1171 		return 0;
1172 	}
1173 
1174 	write_vreg(vgpu, offset, p_data, bytes);
1175 	data = vgpu_vreg(vgpu, offset);
1176 
1177 	if ((GRAPHICS_VER(vgpu->gvt->gt->i915) >= 9)
1178 		&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
1179 		/* SKL DPB/C/D aux ctl register changed */
1180 		return 0;
1181 	} else if (IS_BROADWELL(vgpu->gvt->gt->i915) &&
1182 		   offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) {
1183 		/* write to the data registers */
1184 		return 0;
1185 	}
1186 
1187 	if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) {
1188 		/* just want to clear the sticky bits */
1189 		vgpu_vreg(vgpu, offset) = 0;
1190 		return 0;
1191 	}
1192 
1193 	port = &display->ports[port_index];
1194 	dpcd = port->dpcd;
1195 
1196 	/* read out message from DATA1 register */
1197 	msg = vgpu_vreg(vgpu, offset + 4);
1198 	addr = (msg >> 8) & 0xffff;
1199 	ctrl = (msg >> 24) & 0xff;
1200 	len = msg & 0xff;
1201 	op = ctrl >> 4;
1202 
1203 	if (op == GVT_AUX_NATIVE_WRITE) {
1204 		int t;
1205 		u8 buf[16];
1206 
1207 		if ((addr + len + 1) >= DPCD_SIZE) {
1208 			/*
1209 			 * Write request exceeds what we supported,
1210 			 * DCPD spec: When a Source Device is writing a DPCD
1211 			 * address not supported by the Sink Device, the Sink
1212 			 * Device shall reply with AUX NACK and “M” equal to
1213 			 * zero.
1214 			 */
1215 
1216 			/* NAK the write */
1217 			vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK;
1218 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true);
1219 			return 0;
1220 		}
1221 
1222 		/*
1223 		 * Write request format: Headr (command + address + size) occupies
1224 		 * 4 bytes, followed by (len + 1) bytes of data. See details at
1225 		 * intel_dp_aux_transfer().
1226 		 */
1227 		if ((len + 1 + 4) > AUX_BURST_SIZE) {
1228 			gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
1229 			return -EINVAL;
1230 		}
1231 
1232 		/* unpack data from vreg to buf */
1233 		for (t = 0; t < 4; t++) {
1234 			u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4);
1235 
1236 			buf[t * 4] = (r >> 24) & 0xff;
1237 			buf[t * 4 + 1] = (r >> 16) & 0xff;
1238 			buf[t * 4 + 2] = (r >> 8) & 0xff;
1239 			buf[t * 4 + 3] = r & 0xff;
1240 		}
1241 
1242 		/* write to virtual DPCD */
1243 		if (dpcd && dpcd->data_valid) {
1244 			for (t = 0; t <= len; t++) {
1245 				int p = addr + t;
1246 
1247 				dpcd->data[p] = buf[t];
1248 				/* check for link training */
1249 				if (p == DPCD_TRAINING_PATTERN_SET)
1250 					dp_aux_ch_ctl_link_training(dpcd,
1251 							buf[t]);
1252 			}
1253 		}
1254 
1255 		/* ACK the write */
1256 		vgpu_vreg(vgpu, offset + 4) = 0;
1257 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1,
1258 				dpcd && dpcd->data_valid);
1259 		return 0;
1260 	}
1261 
1262 	if (op == GVT_AUX_NATIVE_READ) {
1263 		int idx, i, ret = 0;
1264 
1265 		if ((addr + len + 1) >= DPCD_SIZE) {
1266 			/*
1267 			 * read request exceeds what we supported
1268 			 * DPCD spec: A Sink Device receiving a Native AUX CH
1269 			 * read request for an unsupported DPCD address must
1270 			 * reply with an AUX ACK and read data set equal to
1271 			 * zero instead of replying with AUX NACK.
1272 			 */
1273 
1274 			/* ACK the READ*/
1275 			vgpu_vreg(vgpu, offset + 4) = 0;
1276 			vgpu_vreg(vgpu, offset + 8) = 0;
1277 			vgpu_vreg(vgpu, offset + 12) = 0;
1278 			vgpu_vreg(vgpu, offset + 16) = 0;
1279 			vgpu_vreg(vgpu, offset + 20) = 0;
1280 
1281 			dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1282 					true);
1283 			return 0;
1284 		}
1285 
1286 		for (idx = 1; idx <= 5; idx++) {
1287 			/* clear the data registers */
1288 			vgpu_vreg(vgpu, offset + 4 * idx) = 0;
1289 		}
1290 
1291 		/*
1292 		 * Read reply format: ACK (1 byte) plus (len + 1) bytes of data.
1293 		 */
1294 		if ((len + 2) > AUX_BURST_SIZE) {
1295 			gvt_vgpu_err("dp_aux_header: len %d is too large\n", len);
1296 			return -EINVAL;
1297 		}
1298 
1299 		/* read from virtual DPCD to vreg */
1300 		/* first 4 bytes: [ACK][addr][addr+1][addr+2] */
1301 		if (dpcd && dpcd->data_valid) {
1302 			for (i = 1; i <= (len + 1); i++) {
1303 				int t;
1304 
1305 				t = dpcd->data[addr + i - 1];
1306 				t <<= (24 - 8 * (i % 4));
1307 				ret |= t;
1308 
1309 				if ((i % 4 == 3) || (i == (len + 1))) {
1310 					vgpu_vreg(vgpu, offset +
1311 							(i / 4 + 1) * 4) = ret;
1312 					ret = 0;
1313 				}
1314 			}
1315 		}
1316 		dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2,
1317 				dpcd && dpcd->data_valid);
1318 		return 0;
1319 	}
1320 
1321 	/* i2c transaction starts */
1322 	intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data);
1323 
1324 	if (data & DP_AUX_CH_CTL_INTERRUPT)
1325 		trigger_aux_channel_interrupt(vgpu, offset);
1326 	return 0;
1327 }
1328 
1329 static int mbctl_write(struct intel_vgpu *vgpu, unsigned int offset,
1330 		void *p_data, unsigned int bytes)
1331 {
1332 	*(u32 *)p_data &= (~GEN6_MBCTL_ENABLE_BOOT_FETCH);
1333 	write_vreg(vgpu, offset, p_data, bytes);
1334 	return 0;
1335 }
1336 
1337 static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1338 		void *p_data, unsigned int bytes)
1339 {
1340 	bool vga_disable;
1341 
1342 	write_vreg(vgpu, offset, p_data, bytes);
1343 	vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE;
1344 
1345 	gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id,
1346 			vga_disable ? "Disable" : "Enable");
1347 	return 0;
1348 }
1349 
1350 static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu,
1351 		unsigned int sbi_offset)
1352 {
1353 	struct intel_vgpu_display *display = &vgpu->display;
1354 	int num = display->sbi.number;
1355 	int i;
1356 
1357 	for (i = 0; i < num; ++i)
1358 		if (display->sbi.registers[i].offset == sbi_offset)
1359 			break;
1360 
1361 	if (i == num)
1362 		return 0;
1363 
1364 	return display->sbi.registers[i].value;
1365 }
1366 
1367 static void write_virtual_sbi_register(struct intel_vgpu *vgpu,
1368 		unsigned int offset, u32 value)
1369 {
1370 	struct intel_vgpu_display *display = &vgpu->display;
1371 	int num = display->sbi.number;
1372 	int i;
1373 
1374 	for (i = 0; i < num; ++i) {
1375 		if (display->sbi.registers[i].offset == offset)
1376 			break;
1377 	}
1378 
1379 	if (i == num) {
1380 		if (num == SBI_REG_MAX) {
1381 			gvt_vgpu_err("SBI caching meets maximum limits\n");
1382 			return;
1383 		}
1384 		display->sbi.number++;
1385 	}
1386 
1387 	display->sbi.registers[i].offset = offset;
1388 	display->sbi.registers[i].value = value;
1389 }
1390 
1391 static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1392 		void *p_data, unsigned int bytes)
1393 {
1394 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1395 				SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) {
1396 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1397 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1398 		vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu,
1399 				sbi_offset);
1400 	}
1401 	read_vreg(vgpu, offset, p_data, bytes);
1402 	return 0;
1403 }
1404 
1405 static int sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1406 		void *p_data, unsigned int bytes)
1407 {
1408 	u32 data;
1409 
1410 	write_vreg(vgpu, offset, p_data, bytes);
1411 	data = vgpu_vreg(vgpu, offset);
1412 
1413 	data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT);
1414 	data |= SBI_READY;
1415 
1416 	data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT);
1417 	data |= SBI_RESPONSE_SUCCESS;
1418 
1419 	vgpu_vreg(vgpu, offset) = data;
1420 
1421 	if (((vgpu_vreg_t(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >>
1422 				SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) {
1423 		unsigned int sbi_offset = (vgpu_vreg_t(vgpu, SBI_ADDR) &
1424 				SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT;
1425 
1426 		write_virtual_sbi_register(vgpu, sbi_offset,
1427 					   vgpu_vreg_t(vgpu, SBI_DATA));
1428 	}
1429 	return 0;
1430 }
1431 
1432 #define _vgtif_reg(x) \
1433 	(VGT_PVINFO_PAGE + offsetof(struct vgt_if, x))
1434 
1435 static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
1436 		void *p_data, unsigned int bytes)
1437 {
1438 	bool invalid_read = false;
1439 
1440 	read_vreg(vgpu, offset, p_data, bytes);
1441 
1442 	switch (offset) {
1443 	case _vgtif_reg(magic) ... _vgtif_reg(vgt_id):
1444 		if (offset + bytes > _vgtif_reg(vgt_id) + 4)
1445 			invalid_read = true;
1446 		break;
1447 	case _vgtif_reg(avail_rs.mappable_gmadr.base) ...
1448 		_vgtif_reg(avail_rs.fence_num):
1449 		if (offset + bytes >
1450 			_vgtif_reg(avail_rs.fence_num) + 4)
1451 			invalid_read = true;
1452 		break;
1453 	case 0x78010:	/* vgt_caps */
1454 	case 0x7881c:
1455 		break;
1456 	default:
1457 		invalid_read = true;
1458 		break;
1459 	}
1460 	if (invalid_read)
1461 		gvt_vgpu_err("invalid pvinfo read: [%x:%x] = %x\n",
1462 				offset, bytes, *(u32 *)p_data);
1463 	vgpu->pv_notified = true;
1464 	return 0;
1465 }
1466 
1467 static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification)
1468 {
1469 	enum intel_gvt_gtt_type root_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY;
1470 	struct intel_vgpu_mm *mm;
1471 	u64 *pdps;
1472 
1473 	pdps = (u64 *)&vgpu_vreg64_t(vgpu, vgtif_reg(pdp[0]));
1474 
1475 	switch (notification) {
1476 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
1477 		root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
1478 		fallthrough;
1479 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
1480 		mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
1481 		return PTR_ERR_OR_ZERO(mm);
1482 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY:
1483 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY:
1484 		return intel_vgpu_put_ppgtt_mm(vgpu, pdps);
1485 	case VGT_G2V_EXECLIST_CONTEXT_CREATE:
1486 	case VGT_G2V_EXECLIST_CONTEXT_DESTROY:
1487 	case 1:	/* Remove this in guest driver. */
1488 		break;
1489 	default:
1490 		gvt_vgpu_err("Invalid PV notification %d\n", notification);
1491 	}
1492 	return 0;
1493 }
1494 
1495 static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready)
1496 {
1497 	struct kobject *kobj = &vgpu->gvt->gt->i915->drm.primary->kdev->kobj;
1498 	char *env[3] = {NULL, NULL, NULL};
1499 	char vmid_str[20];
1500 	char display_ready_str[20];
1501 
1502 	snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d", ready);
1503 	env[0] = display_ready_str;
1504 
1505 	snprintf(vmid_str, 20, "VMID=%d", vgpu->id);
1506 	env[1] = vmid_str;
1507 
1508 	return kobject_uevent_env(kobj, KOBJ_ADD, env);
1509 }
1510 
1511 static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1512 		void *p_data, unsigned int bytes)
1513 {
1514 	u32 data = *(u32 *)p_data;
1515 	bool invalid_write = false;
1516 
1517 	switch (offset) {
1518 	case _vgtif_reg(display_ready):
1519 		send_display_ready_uevent(vgpu, data ? 1 : 0);
1520 		break;
1521 	case _vgtif_reg(g2v_notify):
1522 		handle_g2v_notification(vgpu, data);
1523 		break;
1524 	/* add xhot and yhot to handled list to avoid error log */
1525 	case _vgtif_reg(cursor_x_hot):
1526 	case _vgtif_reg(cursor_y_hot):
1527 	case _vgtif_reg(pdp[0].lo):
1528 	case _vgtif_reg(pdp[0].hi):
1529 	case _vgtif_reg(pdp[1].lo):
1530 	case _vgtif_reg(pdp[1].hi):
1531 	case _vgtif_reg(pdp[2].lo):
1532 	case _vgtif_reg(pdp[2].hi):
1533 	case _vgtif_reg(pdp[3].lo):
1534 	case _vgtif_reg(pdp[3].hi):
1535 	case _vgtif_reg(execlist_context_descriptor_lo):
1536 	case _vgtif_reg(execlist_context_descriptor_hi):
1537 		break;
1538 	case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]):
1539 		invalid_write = true;
1540 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE);
1541 		break;
1542 	default:
1543 		invalid_write = true;
1544 		gvt_vgpu_err("invalid pvinfo write offset %x bytes %x data %x\n",
1545 				offset, bytes, data);
1546 		break;
1547 	}
1548 
1549 	if (!invalid_write)
1550 		write_vreg(vgpu, offset, p_data, bytes);
1551 
1552 	return 0;
1553 }
1554 
1555 static int pf_write(struct intel_vgpu *vgpu,
1556 		unsigned int offset, void *p_data, unsigned int bytes)
1557 {
1558 	struct drm_i915_private *i915 = vgpu->gvt->gt->i915;
1559 	u32 val = *(u32 *)p_data;
1560 
1561 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
1562 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
1563 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
1564 		drm_WARN_ONCE(&i915->drm, true,
1565 			      "VM(%d): guest is trying to scaling a plane\n",
1566 			      vgpu->id);
1567 		return 0;
1568 	}
1569 
1570 	return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes);
1571 }
1572 
1573 static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
1574 		unsigned int offset, void *p_data, unsigned int bytes)
1575 {
1576 	write_vreg(vgpu, offset, p_data, bytes);
1577 
1578 	if (vgpu_vreg(vgpu, offset) &
1579 	    HSW_PWR_WELL_CTL_REQ(HSW_PW_CTL_IDX_GLOBAL))
1580 		vgpu_vreg(vgpu, offset) |=
1581 			HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1582 	else
1583 		vgpu_vreg(vgpu, offset) &=
1584 			~HSW_PWR_WELL_CTL_STATE(HSW_PW_CTL_IDX_GLOBAL);
1585 	return 0;
1586 }
1587 
1588 static int gen9_dbuf_ctl_mmio_write(struct intel_vgpu *vgpu,
1589 		unsigned int offset, void *p_data, unsigned int bytes)
1590 {
1591 	write_vreg(vgpu, offset, p_data, bytes);
1592 
1593 	if (vgpu_vreg(vgpu, offset) & DBUF_POWER_REQUEST)
1594 		vgpu_vreg(vgpu, offset) |= DBUF_POWER_STATE;
1595 	else
1596 		vgpu_vreg(vgpu, offset) &= ~DBUF_POWER_STATE;
1597 
1598 	return 0;
1599 }
1600 
1601 static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
1602 	unsigned int offset, void *p_data, unsigned int bytes)
1603 {
1604 	write_vreg(vgpu, offset, p_data, bytes);
1605 
1606 	if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM)
1607 		vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM;
1608 	return 0;
1609 }
1610 
1611 static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
1612 		void *p_data, unsigned int bytes)
1613 {
1614 	struct drm_i915_private *i915 = vgpu->gvt->gt->i915;
1615 	u32 mode;
1616 
1617 	write_vreg(vgpu, offset, p_data, bytes);
1618 	mode = vgpu_vreg(vgpu, offset);
1619 
1620 	if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
1621 		drm_WARN_ONCE(&i915->drm, 1,
1622 				"VM(%d): iGVT-g doesn't support GuC\n",
1623 				vgpu->id);
1624 		return 0;
1625 	}
1626 
1627 	return 0;
1628 }
1629 
1630 static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
1631 		void *p_data, unsigned int bytes)
1632 {
1633 	struct drm_i915_private *i915 = vgpu->gvt->gt->i915;
1634 	u32 trtte = *(u32 *)p_data;
1635 
1636 	if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
1637 		drm_WARN(&i915->drm, 1,
1638 				"VM(%d): Use physical address for TRTT!\n",
1639 				vgpu->id);
1640 		return -EINVAL;
1641 	}
1642 	write_vreg(vgpu, offset, p_data, bytes);
1643 
1644 	return 0;
1645 }
1646 
1647 static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset,
1648 		void *p_data, unsigned int bytes)
1649 {
1650 	write_vreg(vgpu, offset, p_data, bytes);
1651 	return 0;
1652 }
1653 
1654 static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset,
1655 		void *p_data, unsigned int bytes)
1656 {
1657 	u32 v = 0;
1658 
1659 	if (vgpu_vreg(vgpu, 0x46010) & (1 << 31))
1660 		v |= (1 << 0);
1661 
1662 	if (vgpu_vreg(vgpu, 0x46014) & (1 << 31))
1663 		v |= (1 << 8);
1664 
1665 	if (vgpu_vreg(vgpu, 0x46040) & (1 << 31))
1666 		v |= (1 << 16);
1667 
1668 	if (vgpu_vreg(vgpu, 0x46060) & (1 << 31))
1669 		v |= (1 << 24);
1670 
1671 	vgpu_vreg(vgpu, offset) = v;
1672 
1673 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1674 }
1675 
1676 static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
1677 		void *p_data, unsigned int bytes)
1678 {
1679 	u32 value = *(u32 *)p_data;
1680 	u32 cmd = value & 0xff;
1681 	u32 *data0 = &vgpu_vreg_t(vgpu, GEN6_PCODE_DATA);
1682 
1683 	switch (cmd) {
1684 	case GEN9_PCODE_READ_MEM_LATENCY:
1685 		if (IS_SKYLAKE(vgpu->gvt->gt->i915) ||
1686 		    IS_KABYLAKE(vgpu->gvt->gt->i915) ||
1687 		    IS_COFFEELAKE(vgpu->gvt->gt->i915) ||
1688 		    IS_COMETLAKE(vgpu->gvt->gt->i915)) {
1689 			/**
1690 			 * "Read memory latency" command on gen9.
1691 			 * Below memory latency values are read
1692 			 * from skylake platform.
1693 			 */
1694 			if (!*data0)
1695 				*data0 = 0x1e1a1100;
1696 			else
1697 				*data0 = 0x61514b3d;
1698 		} else if (IS_BROXTON(vgpu->gvt->gt->i915)) {
1699 			/**
1700 			 * "Read memory latency" command on gen9.
1701 			 * Below memory latency values are read
1702 			 * from Broxton MRB.
1703 			 */
1704 			if (!*data0)
1705 				*data0 = 0x16080707;
1706 			else
1707 				*data0 = 0x16161616;
1708 		}
1709 		break;
1710 	case SKL_PCODE_CDCLK_CONTROL:
1711 		if (IS_SKYLAKE(vgpu->gvt->gt->i915) ||
1712 		    IS_KABYLAKE(vgpu->gvt->gt->i915) ||
1713 		    IS_COFFEELAKE(vgpu->gvt->gt->i915) ||
1714 		    IS_COMETLAKE(vgpu->gvt->gt->i915))
1715 			*data0 = SKL_CDCLK_READY_FOR_CHANGE;
1716 		break;
1717 	case GEN6_PCODE_READ_RC6VIDS:
1718 		*data0 |= 0x1;
1719 		break;
1720 	}
1721 
1722 	gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n",
1723 		     vgpu->id, value, *data0);
1724 	/**
1725 	 * PCODE_READY clear means ready for pcode read/write,
1726 	 * PCODE_ERROR_MASK clear means no error happened. In GVT-g we
1727 	 * always emulate as pcode read/write success and ready for access
1728 	 * anytime, since we don't touch real physical registers here.
1729 	 */
1730 	value &= ~(GEN6_PCODE_READY | GEN6_PCODE_ERROR_MASK);
1731 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1732 }
1733 
1734 static int hws_pga_write(struct intel_vgpu *vgpu, unsigned int offset,
1735 		void *p_data, unsigned int bytes)
1736 {
1737 	u32 value = *(u32 *)p_data;
1738 	const struct intel_engine_cs *engine =
1739 		intel_gvt_render_mmio_to_engine(vgpu->gvt, offset);
1740 
1741 	if (value != 0 &&
1742 	    !intel_gvt_ggtt_validate_range(vgpu, value, I915_GTT_PAGE_SIZE)) {
1743 		gvt_vgpu_err("write invalid HWSP address, reg:0x%x, value:0x%x\n",
1744 			      offset, value);
1745 		return -EINVAL;
1746 	}
1747 
1748 	/*
1749 	 * Need to emulate all the HWSP register write to ensure host can
1750 	 * update the VM CSB status correctly. Here listed registers can
1751 	 * support BDW, SKL or other platforms with same HWSP registers.
1752 	 */
1753 	if (unlikely(!engine)) {
1754 		gvt_vgpu_err("access unknown hardware status page register:0x%x\n",
1755 			     offset);
1756 		return -EINVAL;
1757 	}
1758 	vgpu->hws_pga[engine->id] = value;
1759 	gvt_dbg_mmio("VM(%d) write: 0x%x to HWSP: 0x%x\n",
1760 		     vgpu->id, value, offset);
1761 
1762 	return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes);
1763 }
1764 
1765 static int skl_power_well_ctl_write(struct intel_vgpu *vgpu,
1766 		unsigned int offset, void *p_data, unsigned int bytes)
1767 {
1768 	u32 v = *(u32 *)p_data;
1769 
1770 	if (IS_BROXTON(vgpu->gvt->gt->i915))
1771 		v &= (1 << 31) | (1 << 29);
1772 	else
1773 		v &= (1 << 31) | (1 << 29) | (1 << 9) |
1774 			(1 << 7) | (1 << 5) | (1 << 3) | (1 << 1);
1775 	v |= (v >> 1);
1776 
1777 	return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes);
1778 }
1779 
1780 static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
1781 		void *p_data, unsigned int bytes)
1782 {
1783 	u32 v = *(u32 *)p_data;
1784 
1785 	/* other bits are MBZ. */
1786 	v &= (1 << 31) | (1 << 30);
1787 	v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30));
1788 
1789 	vgpu_vreg(vgpu, offset) = v;
1790 
1791 	return 0;
1792 }
1793 
1794 static int bxt_de_pll_enable_write(struct intel_vgpu *vgpu,
1795 		unsigned int offset, void *p_data, unsigned int bytes)
1796 {
1797 	u32 v = *(u32 *)p_data;
1798 
1799 	if (v & BXT_DE_PLL_PLL_ENABLE)
1800 		v |= BXT_DE_PLL_LOCK;
1801 
1802 	vgpu_vreg(vgpu, offset) = v;
1803 
1804 	return 0;
1805 }
1806 
1807 static int bxt_port_pll_enable_write(struct intel_vgpu *vgpu,
1808 		unsigned int offset, void *p_data, unsigned int bytes)
1809 {
1810 	u32 v = *(u32 *)p_data;
1811 
1812 	if (v & PORT_PLL_ENABLE)
1813 		v |= PORT_PLL_LOCK;
1814 
1815 	vgpu_vreg(vgpu, offset) = v;
1816 
1817 	return 0;
1818 }
1819 
1820 static int bxt_phy_ctl_family_write(struct intel_vgpu *vgpu,
1821 		unsigned int offset, void *p_data, unsigned int bytes)
1822 {
1823 	u32 v = *(u32 *)p_data;
1824 	u32 data = v & COMMON_RESET_DIS ? BXT_PHY_LANE_ENABLED : 0;
1825 
1826 	switch (offset) {
1827 	case _PHY_CTL_FAMILY_EDP:
1828 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data;
1829 		break;
1830 	case _PHY_CTL_FAMILY_DDI:
1831 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data;
1832 		vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data;
1833 		break;
1834 	}
1835 
1836 	vgpu_vreg(vgpu, offset) = v;
1837 
1838 	return 0;
1839 }
1840 
1841 static int bxt_port_tx_dw3_read(struct intel_vgpu *vgpu,
1842 		unsigned int offset, void *p_data, unsigned int bytes)
1843 {
1844 	u32 v = vgpu_vreg(vgpu, offset);
1845 
1846 	v &= ~UNIQUE_TRANGE_EN_METHOD;
1847 
1848 	vgpu_vreg(vgpu, offset) = v;
1849 
1850 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1851 }
1852 
1853 static int bxt_pcs_dw12_grp_write(struct intel_vgpu *vgpu,
1854 		unsigned int offset, void *p_data, unsigned int bytes)
1855 {
1856 	u32 v = *(u32 *)p_data;
1857 
1858 	if (offset == _PORT_PCS_DW12_GRP_A || offset == _PORT_PCS_DW12_GRP_B) {
1859 		vgpu_vreg(vgpu, offset - 0x600) = v;
1860 		vgpu_vreg(vgpu, offset - 0x800) = v;
1861 	} else {
1862 		vgpu_vreg(vgpu, offset - 0x400) = v;
1863 		vgpu_vreg(vgpu, offset - 0x600) = v;
1864 	}
1865 
1866 	vgpu_vreg(vgpu, offset) = v;
1867 
1868 	return 0;
1869 }
1870 
1871 static int bxt_gt_disp_pwron_write(struct intel_vgpu *vgpu,
1872 		unsigned int offset, void *p_data, unsigned int bytes)
1873 {
1874 	u32 v = *(u32 *)p_data;
1875 
1876 	if (v & BIT(0)) {
1877 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) &=
1878 			~PHY_RESERVED;
1879 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY0)) |=
1880 			PHY_POWER_GOOD;
1881 	}
1882 
1883 	if (v & BIT(1)) {
1884 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) &=
1885 			~PHY_RESERVED;
1886 		vgpu_vreg_t(vgpu, BXT_PORT_CL1CM_DW0(DPIO_PHY1)) |=
1887 			PHY_POWER_GOOD;
1888 	}
1889 
1890 
1891 	vgpu_vreg(vgpu, offset) = v;
1892 
1893 	return 0;
1894 }
1895 
1896 static int edp_psr_imr_iir_write(struct intel_vgpu *vgpu,
1897 		unsigned int offset, void *p_data, unsigned int bytes)
1898 {
1899 	vgpu_vreg(vgpu, offset) = 0;
1900 	return 0;
1901 }
1902 
1903 /*
1904  * FixMe:
1905  * If guest fills non-priv batch buffer on ApolloLake/Broxton as Mesa i965 did:
1906  * 717e7539124d (i965: Use a WC map and memcpy for the batch instead of pwrite.)
1907  * Due to the missing flush of bb filled by VM vCPU, host GPU hangs on executing
1908  * these MI_BATCH_BUFFER.
1909  * Temporarily workaround this by setting SNOOP bit for PAT3 used by PPGTT
1910  * PML4 PTE: PAT(0) PCD(1) PWT(1).
1911  * The performance is still expected to be low, will need further improvement.
1912  */
1913 static int bxt_ppat_low_write(struct intel_vgpu *vgpu, unsigned int offset,
1914 			      void *p_data, unsigned int bytes)
1915 {
1916 	u64 pat =
1917 		GEN8_PPAT(0, CHV_PPAT_SNOOP) |
1918 		GEN8_PPAT(1, 0) |
1919 		GEN8_PPAT(2, 0) |
1920 		GEN8_PPAT(3, CHV_PPAT_SNOOP) |
1921 		GEN8_PPAT(4, CHV_PPAT_SNOOP) |
1922 		GEN8_PPAT(5, CHV_PPAT_SNOOP) |
1923 		GEN8_PPAT(6, CHV_PPAT_SNOOP) |
1924 		GEN8_PPAT(7, CHV_PPAT_SNOOP);
1925 
1926 	vgpu_vreg(vgpu, offset) = lower_32_bits(pat);
1927 
1928 	return 0;
1929 }
1930 
1931 static int guc_status_read(struct intel_vgpu *vgpu,
1932 			   unsigned int offset, void *p_data,
1933 			   unsigned int bytes)
1934 {
1935 	/* keep MIA_IN_RESET before clearing */
1936 	read_vreg(vgpu, offset, p_data, bytes);
1937 	vgpu_vreg(vgpu, offset) &= ~GS_MIA_IN_RESET;
1938 	return 0;
1939 }
1940 
1941 static int mmio_read_from_hw(struct intel_vgpu *vgpu,
1942 		unsigned int offset, void *p_data, unsigned int bytes)
1943 {
1944 	struct intel_gvt *gvt = vgpu->gvt;
1945 	const struct intel_engine_cs *engine =
1946 		intel_gvt_render_mmio_to_engine(gvt, offset);
1947 
1948 	/**
1949 	 * Read HW reg in following case
1950 	 * a. the offset isn't a ring mmio
1951 	 * b. the offset's ring is running on hw.
1952 	 * c. the offset is ring time stamp mmio
1953 	 */
1954 
1955 	if (!engine ||
1956 	    vgpu == gvt->scheduler.engine_owner[engine->id] ||
1957 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP(engine->mmio_base)) ||
1958 	    offset == i915_mmio_reg_offset(RING_TIMESTAMP_UDW(engine->mmio_base))) {
1959 		mmio_hw_access_pre(gvt->gt);
1960 		vgpu_vreg(vgpu, offset) =
1961 			intel_uncore_read(gvt->gt->uncore, _MMIO(offset));
1962 		mmio_hw_access_post(gvt->gt);
1963 	}
1964 
1965 	return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
1966 }
1967 
1968 static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
1969 		void *p_data, unsigned int bytes)
1970 {
1971 	struct drm_i915_private *i915 = vgpu->gvt->gt->i915;
1972 	const struct intel_engine_cs *engine = intel_gvt_render_mmio_to_engine(vgpu->gvt, offset);
1973 	struct intel_vgpu_execlist *execlist;
1974 	u32 data = *(u32 *)p_data;
1975 	int ret = 0;
1976 
1977 	if (drm_WARN_ON(&i915->drm, !engine))
1978 		return -EINVAL;
1979 
1980 	/*
1981 	 * Due to d3_entered is used to indicate skipping PPGTT invalidation on
1982 	 * vGPU reset, it's set on D0->D3 on PCI config write, and cleared after
1983 	 * vGPU reset if in resuming.
1984 	 * In S0ix exit, the device power state also transite from D3 to D0 as
1985 	 * S3 resume, but no vGPU reset (triggered by QEMU devic model). After
1986 	 * S0ix exit, all engines continue to work. However the d3_entered
1987 	 * remains set which will break next vGPU reset logic (miss the expected
1988 	 * PPGTT invalidation).
1989 	 * Engines can only work in D0. Thus the 1st elsp write gives GVT a
1990 	 * chance to clear d3_entered.
1991 	 */
1992 	if (vgpu->d3_entered)
1993 		vgpu->d3_entered = false;
1994 
1995 	execlist = &vgpu->submission.execlist[engine->id];
1996 
1997 	execlist->elsp_dwords.data[3 - execlist->elsp_dwords.index] = data;
1998 	if (execlist->elsp_dwords.index == 3) {
1999 		ret = intel_vgpu_submit_execlist(vgpu, engine);
2000 		if(ret)
2001 			gvt_vgpu_err("fail submit workload on ring %s\n",
2002 				     engine->name);
2003 	}
2004 
2005 	++execlist->elsp_dwords.index;
2006 	execlist->elsp_dwords.index &= 0x3;
2007 	return ret;
2008 }
2009 
2010 static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
2011 		void *p_data, unsigned int bytes)
2012 {
2013 	u32 data = *(u32 *)p_data;
2014 	const struct intel_engine_cs *engine =
2015 		intel_gvt_render_mmio_to_engine(vgpu->gvt, offset);
2016 	bool enable_execlist;
2017 	int ret;
2018 
2019 	(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(1);
2020 	if (IS_COFFEELAKE(vgpu->gvt->gt->i915) ||
2021 	    IS_COMETLAKE(vgpu->gvt->gt->i915))
2022 		(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(2);
2023 	write_vreg(vgpu, offset, p_data, bytes);
2024 
2025 	if (IS_MASKED_BITS_ENABLED(data, 1)) {
2026 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
2027 		return 0;
2028 	}
2029 
2030 	if ((IS_COFFEELAKE(vgpu->gvt->gt->i915) ||
2031 	     IS_COMETLAKE(vgpu->gvt->gt->i915)) &&
2032 	    IS_MASKED_BITS_ENABLED(data, 2)) {
2033 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
2034 		return 0;
2035 	}
2036 
2037 	/* when PPGTT mode enabled, we will check if guest has called
2038 	 * pvinfo, if not, we will treat this guest as non-gvtg-aware
2039 	 * guest, and stop emulating its cfg space, mmio, gtt, etc.
2040 	 */
2041 	if ((IS_MASKED_BITS_ENABLED(data, GFX_PPGTT_ENABLE) ||
2042 	    IS_MASKED_BITS_ENABLED(data, GFX_RUN_LIST_ENABLE)) &&
2043 	    !vgpu->pv_notified) {
2044 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
2045 		return 0;
2046 	}
2047 	if (IS_MASKED_BITS_ENABLED(data, GFX_RUN_LIST_ENABLE) ||
2048 	    IS_MASKED_BITS_DISABLED(data, GFX_RUN_LIST_ENABLE)) {
2049 		enable_execlist = !!(data & GFX_RUN_LIST_ENABLE);
2050 
2051 		gvt_dbg_core("EXECLIST %s on ring %s\n",
2052 			     (enable_execlist ? "enabling" : "disabling"),
2053 			     engine->name);
2054 
2055 		if (!enable_execlist)
2056 			return 0;
2057 
2058 		ret = intel_vgpu_select_submission_ops(vgpu,
2059 						       engine->mask,
2060 						       INTEL_VGPU_EXECLIST_SUBMISSION);
2061 		if (ret)
2062 			return ret;
2063 
2064 		intel_vgpu_start_schedule(vgpu);
2065 	}
2066 	return 0;
2067 }
2068 
2069 static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu,
2070 		unsigned int offset, void *p_data, unsigned int bytes)
2071 {
2072 	unsigned int id = 0;
2073 
2074 	write_vreg(vgpu, offset, p_data, bytes);
2075 	vgpu_vreg(vgpu, offset) = 0;
2076 
2077 	switch (offset) {
2078 	case 0x4260:
2079 		id = RCS0;
2080 		break;
2081 	case 0x4264:
2082 		id = VCS0;
2083 		break;
2084 	case 0x4268:
2085 		id = VCS1;
2086 		break;
2087 	case 0x426c:
2088 		id = BCS0;
2089 		break;
2090 	case 0x4270:
2091 		id = VECS0;
2092 		break;
2093 	default:
2094 		return -EINVAL;
2095 	}
2096 	set_bit(id, (void *)vgpu->submission.tlb_handle_pending);
2097 
2098 	return 0;
2099 }
2100 
2101 static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
2102 	unsigned int offset, void *p_data, unsigned int bytes)
2103 {
2104 	u32 data;
2105 
2106 	write_vreg(vgpu, offset, p_data, bytes);
2107 	data = vgpu_vreg(vgpu, offset);
2108 
2109 	if (IS_MASKED_BITS_ENABLED(data, RESET_CTL_REQUEST_RESET))
2110 		data |= RESET_CTL_READY_TO_RESET;
2111 	else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET))
2112 		data &= ~RESET_CTL_READY_TO_RESET;
2113 
2114 	vgpu_vreg(vgpu, offset) = data;
2115 	return 0;
2116 }
2117 
2118 static int csfe_chicken1_mmio_write(struct intel_vgpu *vgpu,
2119 				    unsigned int offset, void *p_data,
2120 				    unsigned int bytes)
2121 {
2122 	u32 data = *(u32 *)p_data;
2123 
2124 	(*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(0x18);
2125 	write_vreg(vgpu, offset, p_data, bytes);
2126 
2127 	if (IS_MASKED_BITS_ENABLED(data, 0x10) ||
2128 	    IS_MASKED_BITS_ENABLED(data, 0x8))
2129 		enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST);
2130 
2131 	return 0;
2132 }
2133 
2134 #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \
2135 	ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \
2136 		f, s, am, rm, d, r, w); \
2137 	if (ret) \
2138 		return ret; \
2139 } while (0)
2140 
2141 #define MMIO_D(reg, d) \
2142 	MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL)
2143 
2144 #define MMIO_DH(reg, d, r, w) \
2145 	MMIO_F(reg, 4, 0, 0, 0, d, r, w)
2146 
2147 #define MMIO_DFH(reg, d, f, r, w) \
2148 	MMIO_F(reg, 4, f, 0, 0, d, r, w)
2149 
2150 #define MMIO_GM(reg, d, r, w) \
2151 	MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w)
2152 
2153 #define MMIO_GM_RDR(reg, d, r, w) \
2154 	MMIO_F(reg, 4, F_GMADR | F_CMD_ACCESS, 0xFFFFF000, 0, d, r, w)
2155 
2156 #define MMIO_RO(reg, d, f, rm, r, w) \
2157 	MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w)
2158 
2159 #define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \
2160 	MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \
2161 	MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
2162 	MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
2163 	MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
2164 	if (HAS_ENGINE(gvt->gt, VCS1)) \
2165 		MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
2166 } while (0)
2167 
2168 #define MMIO_RING_D(prefix, d) \
2169 	MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL)
2170 
2171 #define MMIO_RING_DFH(prefix, d, f, r, w) \
2172 	MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w)
2173 
2174 #define MMIO_RING_GM(prefix, d, r, w) \
2175 	MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w)
2176 
2177 #define MMIO_RING_GM_RDR(prefix, d, r, w) \
2178 	MMIO_RING_F(prefix, 4, F_GMADR | F_CMD_ACCESS, 0xFFFF0000, 0, d, r, w)
2179 
2180 #define MMIO_RING_RO(prefix, d, f, rm, r, w) \
2181 	MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w)
2182 
2183 static int init_generic_mmio_info(struct intel_gvt *gvt)
2184 {
2185 	struct drm_i915_private *dev_priv = gvt->gt->i915;
2186 	int ret;
2187 
2188 	MMIO_RING_DFH(RING_IMR, D_ALL, 0, NULL,
2189 		intel_vgpu_reg_imr_handler);
2190 
2191 	MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler);
2192 	MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler);
2193 	MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler);
2194 	MMIO_D(SDEISR, D_ALL);
2195 
2196 	MMIO_RING_DFH(RING_HWSTAM, D_ALL, 0, NULL, NULL);
2197 
2198 
2199 	MMIO_DH(GEN8_GAMW_ECO_DEV_RW_IA, D_BDW_PLUS, NULL,
2200 		gamw_echo_dev_rw_ia_write);
2201 
2202 	MMIO_GM_RDR(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL);
2203 	MMIO_GM_RDR(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL);
2204 	MMIO_GM_RDR(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL);
2205 
2206 #define RING_REG(base) _MMIO((base) + 0x28)
2207 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2208 #undef RING_REG
2209 
2210 #define RING_REG(base) _MMIO((base) + 0x134)
2211 	MMIO_RING_DFH(RING_REG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2212 #undef RING_REG
2213 
2214 #define RING_REG(base) _MMIO((base) + 0x6c)
2215 	MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
2216 #undef RING_REG
2217 	MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
2218 
2219 	MMIO_GM_RDR(_MMIO(0x2148), D_ALL, NULL, NULL);
2220 	MMIO_GM_RDR(CCID(RENDER_RING_BASE), D_ALL, NULL, NULL);
2221 	MMIO_GM_RDR(_MMIO(0x12198), D_ALL, NULL, NULL);
2222 	MMIO_D(GEN7_CXT_SIZE, D_ALL);
2223 
2224 	MMIO_RING_DFH(RING_TAIL, D_ALL, 0, NULL, NULL);
2225 	MMIO_RING_DFH(RING_HEAD, D_ALL, 0, NULL, NULL);
2226 	MMIO_RING_DFH(RING_CTL, D_ALL, 0, NULL, NULL);
2227 	MMIO_RING_DFH(RING_ACTHD, D_ALL, 0, mmio_read_from_hw, NULL);
2228 	MMIO_RING_GM(RING_START, D_ALL, NULL, NULL);
2229 
2230 	/* RING MODE */
2231 #define RING_REG(base) _MMIO((base) + 0x29c)
2232 	MMIO_RING_DFH(RING_REG, D_ALL,
2233 		F_MODE_MASK | F_CMD_ACCESS | F_CMD_WRITE_PATCH, NULL,
2234 		ring_mode_mmio_write);
2235 #undef RING_REG
2236 
2237 	MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
2238 		NULL, NULL);
2239 	MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
2240 			NULL, NULL);
2241 	MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
2242 			mmio_read_from_hw, NULL);
2243 	MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
2244 			mmio_read_from_hw, NULL);
2245 
2246 	MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2247 	MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
2248 		NULL, NULL);
2249 	MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2250 	MMIO_DFH(CACHE_MODE_0, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2251 	MMIO_DFH(_MMIO(0x2124), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2252 
2253 	MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2254 	MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2255 	MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2256 	MMIO_DFH(FF_SLICE_CS_CHICKEN2, D_ALL,
2257 		 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2258 	MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2259 	MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
2260 	MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
2261 		NULL, NULL);
2262 	MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
2263 		 NULL, NULL);
2264 	MMIO_DFH(_MMIO(0x9030), D_ALL, F_CMD_ACCESS, NULL, NULL);
2265 	MMIO_DFH(_MMIO(0x20a0), D_ALL, F_CMD_ACCESS, NULL, NULL);
2266 	MMIO_DFH(_MMIO(0x2420), D_ALL, F_CMD_ACCESS, NULL, NULL);
2267 	MMIO_DFH(_MMIO(0x2430), D_ALL, F_CMD_ACCESS, NULL, NULL);
2268 	MMIO_DFH(_MMIO(0x2434), D_ALL, F_CMD_ACCESS, NULL, NULL);
2269 	MMIO_DFH(_MMIO(0x2438), D_ALL, F_CMD_ACCESS, NULL, NULL);
2270 	MMIO_DFH(_MMIO(0x243c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2271 	MMIO_DFH(_MMIO(0x7018), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2272 	MMIO_DFH(HALF_SLICE_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2273 	MMIO_DFH(GEN7_HALF_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2274 
2275 	/* display */
2276 	MMIO_F(_MMIO(0x60220), 0x20, 0, 0, 0, D_ALL, NULL, NULL);
2277 	MMIO_D(_MMIO(0x602a0), D_ALL);
2278 
2279 	MMIO_D(_MMIO(0x65050), D_ALL);
2280 	MMIO_D(_MMIO(0x650b4), D_ALL);
2281 
2282 	MMIO_D(_MMIO(0xc4040), D_ALL);
2283 	MMIO_D(DERRMR, D_ALL);
2284 
2285 	MMIO_D(PIPEDSL(PIPE_A), D_ALL);
2286 	MMIO_D(PIPEDSL(PIPE_B), D_ALL);
2287 	MMIO_D(PIPEDSL(PIPE_C), D_ALL);
2288 	MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL);
2289 
2290 	MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write);
2291 	MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write);
2292 	MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write);
2293 	MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write);
2294 
2295 	MMIO_D(PIPESTAT(PIPE_A), D_ALL);
2296 	MMIO_D(PIPESTAT(PIPE_B), D_ALL);
2297 	MMIO_D(PIPESTAT(PIPE_C), D_ALL);
2298 	MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL);
2299 
2300 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL);
2301 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL);
2302 	MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL);
2303 	MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL);
2304 
2305 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL);
2306 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL);
2307 	MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL);
2308 	MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL);
2309 
2310 	MMIO_D(CURCNTR(PIPE_A), D_ALL);
2311 	MMIO_D(CURCNTR(PIPE_B), D_ALL);
2312 	MMIO_D(CURCNTR(PIPE_C), D_ALL);
2313 
2314 	MMIO_D(CURPOS(PIPE_A), D_ALL);
2315 	MMIO_D(CURPOS(PIPE_B), D_ALL);
2316 	MMIO_D(CURPOS(PIPE_C), D_ALL);
2317 
2318 	MMIO_D(CURBASE(PIPE_A), D_ALL);
2319 	MMIO_D(CURBASE(PIPE_B), D_ALL);
2320 	MMIO_D(CURBASE(PIPE_C), D_ALL);
2321 
2322 	MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL);
2323 	MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL);
2324 	MMIO_D(CUR_FBC_CTL(PIPE_C), D_ALL);
2325 
2326 	MMIO_D(_MMIO(0x700ac), D_ALL);
2327 	MMIO_D(_MMIO(0x710ac), D_ALL);
2328 	MMIO_D(_MMIO(0x720ac), D_ALL);
2329 
2330 	MMIO_D(_MMIO(0x70090), D_ALL);
2331 	MMIO_D(_MMIO(0x70094), D_ALL);
2332 	MMIO_D(_MMIO(0x70098), D_ALL);
2333 	MMIO_D(_MMIO(0x7009c), D_ALL);
2334 
2335 	MMIO_D(DSPCNTR(PIPE_A), D_ALL);
2336 	MMIO_D(DSPADDR(PIPE_A), D_ALL);
2337 	MMIO_D(DSPSTRIDE(PIPE_A), D_ALL);
2338 	MMIO_D(DSPPOS(PIPE_A), D_ALL);
2339 	MMIO_D(DSPSIZE(PIPE_A), D_ALL);
2340 	MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write);
2341 	MMIO_D(DSPOFFSET(PIPE_A), D_ALL);
2342 	MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL);
2343 	MMIO_DH(REG_50080(PIPE_A, PLANE_PRIMARY), D_ALL, NULL,
2344 		reg50080_mmio_write);
2345 
2346 	MMIO_D(DSPCNTR(PIPE_B), D_ALL);
2347 	MMIO_D(DSPADDR(PIPE_B), D_ALL);
2348 	MMIO_D(DSPSTRIDE(PIPE_B), D_ALL);
2349 	MMIO_D(DSPPOS(PIPE_B), D_ALL);
2350 	MMIO_D(DSPSIZE(PIPE_B), D_ALL);
2351 	MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write);
2352 	MMIO_D(DSPOFFSET(PIPE_B), D_ALL);
2353 	MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL);
2354 	MMIO_DH(REG_50080(PIPE_B, PLANE_PRIMARY), D_ALL, NULL,
2355 		reg50080_mmio_write);
2356 
2357 	MMIO_D(DSPCNTR(PIPE_C), D_ALL);
2358 	MMIO_D(DSPADDR(PIPE_C), D_ALL);
2359 	MMIO_D(DSPSTRIDE(PIPE_C), D_ALL);
2360 	MMIO_D(DSPPOS(PIPE_C), D_ALL);
2361 	MMIO_D(DSPSIZE(PIPE_C), D_ALL);
2362 	MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write);
2363 	MMIO_D(DSPOFFSET(PIPE_C), D_ALL);
2364 	MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL);
2365 	MMIO_DH(REG_50080(PIPE_C, PLANE_PRIMARY), D_ALL, NULL,
2366 		reg50080_mmio_write);
2367 
2368 	MMIO_D(SPRCTL(PIPE_A), D_ALL);
2369 	MMIO_D(SPRLINOFF(PIPE_A), D_ALL);
2370 	MMIO_D(SPRSTRIDE(PIPE_A), D_ALL);
2371 	MMIO_D(SPRPOS(PIPE_A), D_ALL);
2372 	MMIO_D(SPRSIZE(PIPE_A), D_ALL);
2373 	MMIO_D(SPRKEYVAL(PIPE_A), D_ALL);
2374 	MMIO_D(SPRKEYMSK(PIPE_A), D_ALL);
2375 	MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write);
2376 	MMIO_D(SPRKEYMAX(PIPE_A), D_ALL);
2377 	MMIO_D(SPROFFSET(PIPE_A), D_ALL);
2378 	MMIO_D(SPRSCALE(PIPE_A), D_ALL);
2379 	MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL);
2380 	MMIO_DH(REG_50080(PIPE_A, PLANE_SPRITE0), D_ALL, NULL,
2381 		reg50080_mmio_write);
2382 
2383 	MMIO_D(SPRCTL(PIPE_B), D_ALL);
2384 	MMIO_D(SPRLINOFF(PIPE_B), D_ALL);
2385 	MMIO_D(SPRSTRIDE(PIPE_B), D_ALL);
2386 	MMIO_D(SPRPOS(PIPE_B), D_ALL);
2387 	MMIO_D(SPRSIZE(PIPE_B), D_ALL);
2388 	MMIO_D(SPRKEYVAL(PIPE_B), D_ALL);
2389 	MMIO_D(SPRKEYMSK(PIPE_B), D_ALL);
2390 	MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write);
2391 	MMIO_D(SPRKEYMAX(PIPE_B), D_ALL);
2392 	MMIO_D(SPROFFSET(PIPE_B), D_ALL);
2393 	MMIO_D(SPRSCALE(PIPE_B), D_ALL);
2394 	MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL);
2395 	MMIO_DH(REG_50080(PIPE_B, PLANE_SPRITE0), D_ALL, NULL,
2396 		reg50080_mmio_write);
2397 
2398 	MMIO_D(SPRCTL(PIPE_C), D_ALL);
2399 	MMIO_D(SPRLINOFF(PIPE_C), D_ALL);
2400 	MMIO_D(SPRSTRIDE(PIPE_C), D_ALL);
2401 	MMIO_D(SPRPOS(PIPE_C), D_ALL);
2402 	MMIO_D(SPRSIZE(PIPE_C), D_ALL);
2403 	MMIO_D(SPRKEYVAL(PIPE_C), D_ALL);
2404 	MMIO_D(SPRKEYMSK(PIPE_C), D_ALL);
2405 	MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write);
2406 	MMIO_D(SPRKEYMAX(PIPE_C), D_ALL);
2407 	MMIO_D(SPROFFSET(PIPE_C), D_ALL);
2408 	MMIO_D(SPRSCALE(PIPE_C), D_ALL);
2409 	MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL);
2410 	MMIO_DH(REG_50080(PIPE_C, PLANE_SPRITE0), D_ALL, NULL,
2411 		reg50080_mmio_write);
2412 
2413 	MMIO_D(HTOTAL(TRANSCODER_A), D_ALL);
2414 	MMIO_D(HBLANK(TRANSCODER_A), D_ALL);
2415 	MMIO_D(HSYNC(TRANSCODER_A), D_ALL);
2416 	MMIO_D(VTOTAL(TRANSCODER_A), D_ALL);
2417 	MMIO_D(VBLANK(TRANSCODER_A), D_ALL);
2418 	MMIO_D(VSYNC(TRANSCODER_A), D_ALL);
2419 	MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL);
2420 	MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL);
2421 	MMIO_D(PIPESRC(TRANSCODER_A), D_ALL);
2422 
2423 	MMIO_D(HTOTAL(TRANSCODER_B), D_ALL);
2424 	MMIO_D(HBLANK(TRANSCODER_B), D_ALL);
2425 	MMIO_D(HSYNC(TRANSCODER_B), D_ALL);
2426 	MMIO_D(VTOTAL(TRANSCODER_B), D_ALL);
2427 	MMIO_D(VBLANK(TRANSCODER_B), D_ALL);
2428 	MMIO_D(VSYNC(TRANSCODER_B), D_ALL);
2429 	MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL);
2430 	MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL);
2431 	MMIO_D(PIPESRC(TRANSCODER_B), D_ALL);
2432 
2433 	MMIO_D(HTOTAL(TRANSCODER_C), D_ALL);
2434 	MMIO_D(HBLANK(TRANSCODER_C), D_ALL);
2435 	MMIO_D(HSYNC(TRANSCODER_C), D_ALL);
2436 	MMIO_D(VTOTAL(TRANSCODER_C), D_ALL);
2437 	MMIO_D(VBLANK(TRANSCODER_C), D_ALL);
2438 	MMIO_D(VSYNC(TRANSCODER_C), D_ALL);
2439 	MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL);
2440 	MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL);
2441 	MMIO_D(PIPESRC(TRANSCODER_C), D_ALL);
2442 
2443 	MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL);
2444 	MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL);
2445 	MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL);
2446 	MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL);
2447 	MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL);
2448 	MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL);
2449 	MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL);
2450 	MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL);
2451 
2452 	MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL);
2453 	MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL);
2454 	MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL);
2455 	MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL);
2456 	MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL);
2457 	MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL);
2458 	MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL);
2459 	MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL);
2460 
2461 	MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL);
2462 	MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL);
2463 	MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL);
2464 	MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL);
2465 	MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL);
2466 	MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL);
2467 	MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL);
2468 	MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL);
2469 
2470 	MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL);
2471 	MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL);
2472 	MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL);
2473 	MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL);
2474 	MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL);
2475 	MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL);
2476 	MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL);
2477 	MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL);
2478 
2479 	MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL);
2480 	MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL);
2481 	MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL);
2482 	MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL);
2483 	MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL);
2484 	MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL);
2485 	MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL);
2486 	MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL);
2487 
2488 	MMIO_D(PF_CTL(PIPE_A), D_ALL);
2489 	MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL);
2490 	MMIO_D(PF_WIN_POS(PIPE_A), D_ALL);
2491 	MMIO_D(PF_VSCALE(PIPE_A), D_ALL);
2492 	MMIO_D(PF_HSCALE(PIPE_A), D_ALL);
2493 
2494 	MMIO_D(PF_CTL(PIPE_B), D_ALL);
2495 	MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL);
2496 	MMIO_D(PF_WIN_POS(PIPE_B), D_ALL);
2497 	MMIO_D(PF_VSCALE(PIPE_B), D_ALL);
2498 	MMIO_D(PF_HSCALE(PIPE_B), D_ALL);
2499 
2500 	MMIO_D(PF_CTL(PIPE_C), D_ALL);
2501 	MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL);
2502 	MMIO_D(PF_WIN_POS(PIPE_C), D_ALL);
2503 	MMIO_D(PF_VSCALE(PIPE_C), D_ALL);
2504 	MMIO_D(PF_HSCALE(PIPE_C), D_ALL);
2505 
2506 	MMIO_D(WM0_PIPE_ILK(PIPE_A), D_ALL);
2507 	MMIO_D(WM0_PIPE_ILK(PIPE_B), D_ALL);
2508 	MMIO_D(WM0_PIPE_ILK(PIPE_C), D_ALL);
2509 	MMIO_D(WM1_LP_ILK, D_ALL);
2510 	MMIO_D(WM2_LP_ILK, D_ALL);
2511 	MMIO_D(WM3_LP_ILK, D_ALL);
2512 	MMIO_D(WM1S_LP_ILK, D_ALL);
2513 	MMIO_D(WM2S_LP_IVB, D_ALL);
2514 	MMIO_D(WM3S_LP_IVB, D_ALL);
2515 
2516 	MMIO_D(BLC_PWM_CPU_CTL2, D_ALL);
2517 	MMIO_D(BLC_PWM_CPU_CTL, D_ALL);
2518 	MMIO_D(BLC_PWM_PCH_CTL1, D_ALL);
2519 	MMIO_D(BLC_PWM_PCH_CTL2, D_ALL);
2520 
2521 	MMIO_D(_MMIO(0x48268), D_ALL);
2522 
2523 	MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read,
2524 		gmbus_mmio_write);
2525 	MMIO_F(PCH_GPIO_BASE, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL);
2526 	MMIO_F(_MMIO(0xe4f00), 0x28, 0, 0, 0, D_ALL, NULL, NULL);
2527 
2528 	MMIO_F(_MMIO(_PCH_DPB_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2529 		dp_aux_ch_ctl_mmio_write);
2530 	MMIO_F(_MMIO(_PCH_DPC_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2531 		dp_aux_ch_ctl_mmio_write);
2532 	MMIO_F(_MMIO(_PCH_DPD_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_PRE_SKL, NULL,
2533 		dp_aux_ch_ctl_mmio_write);
2534 
2535 	MMIO_DH(PCH_ADPA, D_PRE_SKL, NULL, pch_adpa_mmio_write);
2536 
2537 	MMIO_DH(_MMIO(_PCH_TRANSACONF), D_ALL, NULL, transconf_mmio_write);
2538 	MMIO_DH(_MMIO(_PCH_TRANSBCONF), D_ALL, NULL, transconf_mmio_write);
2539 
2540 	MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write);
2541 	MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write);
2542 	MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write);
2543 	MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2544 	MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2545 	MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2546 	MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status);
2547 	MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status);
2548 	MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status);
2549 
2550 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_A), D_ALL);
2551 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_A), D_ALL);
2552 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_A), D_ALL);
2553 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_A), D_ALL);
2554 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_A), D_ALL);
2555 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
2556 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_A), D_ALL);
2557 
2558 	MMIO_D(_MMIO(_PCH_TRANS_HTOTAL_B), D_ALL);
2559 	MMIO_D(_MMIO(_PCH_TRANS_HBLANK_B), D_ALL);
2560 	MMIO_D(_MMIO(_PCH_TRANS_HSYNC_B), D_ALL);
2561 	MMIO_D(_MMIO(_PCH_TRANS_VTOTAL_B), D_ALL);
2562 	MMIO_D(_MMIO(_PCH_TRANS_VBLANK_B), D_ALL);
2563 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_B), D_ALL);
2564 	MMIO_D(_MMIO(_PCH_TRANS_VSYNCSHIFT_B), D_ALL);
2565 
2566 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M1), D_ALL);
2567 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N1), D_ALL);
2568 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_M2), D_ALL);
2569 	MMIO_D(_MMIO(_PCH_TRANSA_DATA_N2), D_ALL);
2570 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M1), D_ALL);
2571 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N1), D_ALL);
2572 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_M2), D_ALL);
2573 	MMIO_D(_MMIO(_PCH_TRANSA_LINK_N2), D_ALL);
2574 
2575 	MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL);
2576 	MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL);
2577 	MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL);
2578 
2579 	MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL);
2580 	MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL);
2581 	MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL);
2582 
2583 	MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL);
2584 	MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL);
2585 	MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL);
2586 
2587 	MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL);
2588 	MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL);
2589 	MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL);
2590 
2591 	MMIO_D(_MMIO(_FDI_RXA_MISC), D_ALL);
2592 	MMIO_D(_MMIO(_FDI_RXB_MISC), D_ALL);
2593 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE1), D_ALL);
2594 	MMIO_D(_MMIO(_FDI_RXA_TUSIZE2), D_ALL);
2595 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE1), D_ALL);
2596 	MMIO_D(_MMIO(_FDI_RXB_TUSIZE2), D_ALL);
2597 
2598 	MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write);
2599 	MMIO_D(PCH_PP_DIVISOR, D_ALL);
2600 	MMIO_D(PCH_PP_STATUS,  D_ALL);
2601 	MMIO_D(PCH_LVDS, D_ALL);
2602 	MMIO_D(_MMIO(_PCH_DPLL_A), D_ALL);
2603 	MMIO_D(_MMIO(_PCH_DPLL_B), D_ALL);
2604 	MMIO_D(_MMIO(_PCH_FPA0), D_ALL);
2605 	MMIO_D(_MMIO(_PCH_FPA1), D_ALL);
2606 	MMIO_D(_MMIO(_PCH_FPB0), D_ALL);
2607 	MMIO_D(_MMIO(_PCH_FPB1), D_ALL);
2608 	MMIO_D(PCH_DREF_CONTROL, D_ALL);
2609 	MMIO_D(PCH_RAWCLK_FREQ, D_ALL);
2610 	MMIO_D(PCH_DPLL_SEL, D_ALL);
2611 
2612 	MMIO_D(_MMIO(0x61208), D_ALL);
2613 	MMIO_D(_MMIO(0x6120c), D_ALL);
2614 	MMIO_D(PCH_PP_ON_DELAYS, D_ALL);
2615 	MMIO_D(PCH_PP_OFF_DELAYS, D_ALL);
2616 
2617 	MMIO_DH(_MMIO(0xe651c), D_ALL, dpy_reg_mmio_read, NULL);
2618 	MMIO_DH(_MMIO(0xe661c), D_ALL, dpy_reg_mmio_read, NULL);
2619 	MMIO_DH(_MMIO(0xe671c), D_ALL, dpy_reg_mmio_read, NULL);
2620 	MMIO_DH(_MMIO(0xe681c), D_ALL, dpy_reg_mmio_read, NULL);
2621 	MMIO_DH(_MMIO(0xe6c04), D_ALL, dpy_reg_mmio_read, NULL);
2622 	MMIO_DH(_MMIO(0xe6e1c), D_ALL, dpy_reg_mmio_read, NULL);
2623 
2624 	MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0,
2625 		PORTA_HOTPLUG_STATUS_MASK
2626 		| PORTB_HOTPLUG_STATUS_MASK
2627 		| PORTC_HOTPLUG_STATUS_MASK
2628 		| PORTD_HOTPLUG_STATUS_MASK,
2629 		NULL, NULL);
2630 
2631 	MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
2632 	MMIO_D(FUSE_STRAP, D_ALL);
2633 	MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL);
2634 
2635 	MMIO_D(DISP_ARB_CTL, D_ALL);
2636 	MMIO_D(DISP_ARB_CTL2, D_ALL);
2637 
2638 	MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL);
2639 	MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL);
2640 	MMIO_D(ILK_DSPCLK_GATE_D, D_ALL);
2641 
2642 	MMIO_D(SOUTH_CHICKEN1, D_ALL);
2643 	MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write);
2644 	MMIO_D(_MMIO(_TRANSA_CHICKEN1), D_ALL);
2645 	MMIO_D(_MMIO(_TRANSB_CHICKEN1), D_ALL);
2646 	MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL);
2647 	MMIO_D(_MMIO(_TRANSA_CHICKEN2), D_ALL);
2648 	MMIO_D(_MMIO(_TRANSB_CHICKEN2), D_ALL);
2649 
2650 	MMIO_D(ILK_DPFC_CB_BASE, D_ALL);
2651 	MMIO_D(ILK_DPFC_CONTROL, D_ALL);
2652 	MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL);
2653 	MMIO_D(ILK_DPFC_STATUS, D_ALL);
2654 	MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL);
2655 	MMIO_D(ILK_DPFC_CHICKEN, D_ALL);
2656 	MMIO_D(ILK_FBC_RT_BASE, D_ALL);
2657 
2658 	MMIO_D(IPS_CTL, D_ALL);
2659 
2660 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL);
2661 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL);
2662 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL);
2663 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL);
2664 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL);
2665 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL);
2666 	MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL);
2667 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL);
2668 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL);
2669 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL);
2670 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL);
2671 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL);
2672 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL);
2673 
2674 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL);
2675 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL);
2676 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL);
2677 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL);
2678 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL);
2679 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL);
2680 	MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL);
2681 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL);
2682 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL);
2683 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL);
2684 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL);
2685 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL);
2686 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL);
2687 
2688 	MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL);
2689 	MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL);
2690 	MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL);
2691 	MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL);
2692 	MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL);
2693 	MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL);
2694 	MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL);
2695 	MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL);
2696 	MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL);
2697 	MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL);
2698 	MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL);
2699 	MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL);
2700 	MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL);
2701 
2702 	MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL);
2703 	MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL);
2704 	MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2705 
2706 	MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL);
2707 	MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL);
2708 	MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2709 
2710 	MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL);
2711 	MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL);
2712 	MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL);
2713 
2714 	MMIO_D(_MMIO(0x60110), D_ALL);
2715 	MMIO_D(_MMIO(0x61110), D_ALL);
2716 	MMIO_F(_MMIO(0x70400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2717 	MMIO_F(_MMIO(0x71400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2718 	MMIO_F(_MMIO(0x72400), 0x40, 0, 0, 0, D_ALL, NULL, NULL);
2719 	MMIO_F(_MMIO(0x70440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2720 	MMIO_F(_MMIO(0x71440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2721 	MMIO_F(_MMIO(0x72440), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2722 	MMIO_F(_MMIO(0x7044c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2723 	MMIO_F(_MMIO(0x7144c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2724 	MMIO_F(_MMIO(0x7244c), 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL);
2725 
2726 	MMIO_D(WM_LINETIME(PIPE_A), D_ALL);
2727 	MMIO_D(WM_LINETIME(PIPE_B), D_ALL);
2728 	MMIO_D(WM_LINETIME(PIPE_C), D_ALL);
2729 	MMIO_D(SPLL_CTL, D_ALL);
2730 	MMIO_D(_MMIO(_WRPLL_CTL1), D_ALL);
2731 	MMIO_D(_MMIO(_WRPLL_CTL2), D_ALL);
2732 	MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL);
2733 	MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL);
2734 	MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL);
2735 	MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL);
2736 	MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL);
2737 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL);
2738 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL);
2739 	MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL);
2740 
2741 	MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL);
2742 	MMIO_D(_MMIO(0x46508), D_ALL);
2743 
2744 	MMIO_D(_MMIO(0x49080), D_ALL);
2745 	MMIO_D(_MMIO(0x49180), D_ALL);
2746 	MMIO_D(_MMIO(0x49280), D_ALL);
2747 
2748 	MMIO_F(_MMIO(0x49090), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2749 	MMIO_F(_MMIO(0x49190), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2750 	MMIO_F(_MMIO(0x49290), 0x14, 0, 0, 0, D_ALL, NULL, NULL);
2751 
2752 	MMIO_D(GAMMA_MODE(PIPE_A), D_ALL);
2753 	MMIO_D(GAMMA_MODE(PIPE_B), D_ALL);
2754 	MMIO_D(GAMMA_MODE(PIPE_C), D_ALL);
2755 
2756 	MMIO_D(PIPE_MULT(PIPE_A), D_ALL);
2757 	MMIO_D(PIPE_MULT(PIPE_B), D_ALL);
2758 	MMIO_D(PIPE_MULT(PIPE_C), D_ALL);
2759 
2760 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL);
2761 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL);
2762 	MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL);
2763 
2764 	MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL);
2765 	MMIO_D(SBI_ADDR, D_ALL);
2766 	MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL);
2767 	MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write);
2768 	MMIO_D(PIXCLK_GATE, D_ALL);
2769 
2770 	MMIO_F(_MMIO(_DPA_AUX_CH_CTL), 6 * 4, 0, 0, 0, D_ALL, NULL,
2771 		dp_aux_ch_ctl_mmio_write);
2772 
2773 	MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2774 	MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2775 	MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2776 	MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2777 	MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write);
2778 
2779 	MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write);
2780 	MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write);
2781 	MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write);
2782 	MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write);
2783 	MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write);
2784 
2785 	MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write);
2786 	MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write);
2787 	MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write);
2788 	MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write);
2789 	MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL);
2790 
2791 	MMIO_F(_MMIO(_DDI_BUF_TRANS_A), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2792 	MMIO_F(_MMIO(0x64e60), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2793 	MMIO_F(_MMIO(0x64eC0), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2794 	MMIO_F(_MMIO(0x64f20), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2795 	MMIO_F(_MMIO(0x64f80), 0x50, 0, 0, 0, D_ALL, NULL, NULL);
2796 
2797 	MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL);
2798 	MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL);
2799 	MMIO_D(HSW_AUD_MISC_CTRL(PIPE_A), D_ALL);
2800 
2801 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_A), D_ALL, NULL, NULL);
2802 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_B), D_ALL, NULL, NULL);
2803 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_C), D_ALL, NULL, NULL);
2804 	MMIO_DH(_MMIO(_TRANS_DDI_FUNC_CTL_EDP), D_ALL, NULL, NULL);
2805 
2806 	MMIO_D(_MMIO(_TRANSA_MSA_MISC), D_ALL);
2807 	MMIO_D(_MMIO(_TRANSB_MSA_MISC), D_ALL);
2808 	MMIO_D(_MMIO(_TRANSC_MSA_MISC), D_ALL);
2809 	MMIO_D(_MMIO(_TRANS_EDP_MSA_MISC), D_ALL);
2810 
2811 	MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL);
2812 	MMIO_D(FORCEWAKE_ACK, D_ALL);
2813 	MMIO_D(GEN6_GT_CORE_STATUS, D_ALL);
2814 	MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL);
2815 	MMIO_DFH(GTFIFODBG, D_ALL, F_CMD_ACCESS, NULL, NULL);
2816 	MMIO_DFH(GTFIFOCTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2817 	MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write);
2818 	MMIO_DH(FORCEWAKE_ACK_HSW, D_BDW, NULL, NULL);
2819 	MMIO_D(ECOBUS, D_ALL);
2820 	MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL);
2821 	MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL);
2822 	MMIO_D(GEN6_RPNSWREQ, D_ALL);
2823 	MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL);
2824 	MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL);
2825 	MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL);
2826 	MMIO_D(GEN6_RPSTAT1, D_ALL);
2827 	MMIO_D(GEN6_RP_CONTROL, D_ALL);
2828 	MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL);
2829 	MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL);
2830 	MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL);
2831 	MMIO_D(GEN6_RP_CUR_UP, D_ALL);
2832 	MMIO_D(GEN6_RP_PREV_UP, D_ALL);
2833 	MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL);
2834 	MMIO_D(GEN6_RP_CUR_DOWN, D_ALL);
2835 	MMIO_D(GEN6_RP_PREV_DOWN, D_ALL);
2836 	MMIO_D(GEN6_RP_UP_EI, D_ALL);
2837 	MMIO_D(GEN6_RP_DOWN_EI, D_ALL);
2838 	MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL);
2839 	MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL);
2840 	MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL);
2841 	MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL);
2842 	MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL);
2843 	MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL);
2844 	MMIO_D(GEN6_RC_SLEEP, D_ALL);
2845 	MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL);
2846 	MMIO_D(GEN6_RC6_THRESHOLD, D_ALL);
2847 	MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL);
2848 	MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL);
2849 	MMIO_D(GEN6_PMINTRMSK, D_ALL);
2850 	MMIO_DH(HSW_PWR_WELL_CTL1, D_BDW, NULL, power_well_ctl_mmio_write);
2851 	MMIO_DH(HSW_PWR_WELL_CTL2, D_BDW, NULL, power_well_ctl_mmio_write);
2852 	MMIO_DH(HSW_PWR_WELL_CTL3, D_BDW, NULL, power_well_ctl_mmio_write);
2853 	MMIO_DH(HSW_PWR_WELL_CTL4, D_BDW, NULL, power_well_ctl_mmio_write);
2854 	MMIO_DH(HSW_PWR_WELL_CTL5, D_BDW, NULL, power_well_ctl_mmio_write);
2855 	MMIO_DH(HSW_PWR_WELL_CTL6, D_BDW, NULL, power_well_ctl_mmio_write);
2856 
2857 	MMIO_D(RSTDBYCTL, D_ALL);
2858 
2859 	MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write);
2860 	MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write);
2861 	MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write);
2862 
2863 	MMIO_D(TILECTL, D_ALL);
2864 
2865 	MMIO_D(GEN6_UCGCTL1, D_ALL);
2866 	MMIO_D(GEN6_UCGCTL2, D_ALL);
2867 
2868 	MMIO_F(_MMIO(0x4f000), 0x90, 0, 0, 0, D_ALL, NULL, NULL);
2869 
2870 	MMIO_D(GEN6_PCODE_DATA, D_ALL);
2871 	MMIO_D(_MMIO(0x13812c), D_ALL);
2872 	MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL);
2873 	MMIO_D(HSW_EDRAM_CAP, D_ALL);
2874 	MMIO_D(HSW_IDICR, D_ALL);
2875 	MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL);
2876 
2877 	MMIO_D(_MMIO(0x3c), D_ALL);
2878 	MMIO_D(_MMIO(0x860), D_ALL);
2879 	MMIO_D(ECOSKPD, D_ALL);
2880 	MMIO_D(_MMIO(0x121d0), D_ALL);
2881 	MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL);
2882 	MMIO_D(_MMIO(0x41d0), D_ALL);
2883 	MMIO_D(GAC_ECO_BITS, D_ALL);
2884 	MMIO_D(_MMIO(0x6200), D_ALL);
2885 	MMIO_D(_MMIO(0x6204), D_ALL);
2886 	MMIO_D(_MMIO(0x6208), D_ALL);
2887 	MMIO_D(_MMIO(0x7118), D_ALL);
2888 	MMIO_D(_MMIO(0x7180), D_ALL);
2889 	MMIO_D(_MMIO(0x7408), D_ALL);
2890 	MMIO_D(_MMIO(0x7c00), D_ALL);
2891 	MMIO_DH(GEN6_MBCTL, D_ALL, NULL, mbctl_write);
2892 	MMIO_D(_MMIO(0x911c), D_ALL);
2893 	MMIO_D(_MMIO(0x9120), D_ALL);
2894 	MMIO_DFH(GEN7_UCGCTL4, D_ALL, F_CMD_ACCESS, NULL, NULL);
2895 
2896 	MMIO_D(GAB_CTL, D_ALL);
2897 	MMIO_D(_MMIO(0x48800), D_ALL);
2898 	MMIO_D(_MMIO(0xce044), D_ALL);
2899 	MMIO_D(_MMIO(0xe6500), D_ALL);
2900 	MMIO_D(_MMIO(0xe6504), D_ALL);
2901 	MMIO_D(_MMIO(0xe6600), D_ALL);
2902 	MMIO_D(_MMIO(0xe6604), D_ALL);
2903 	MMIO_D(_MMIO(0xe6700), D_ALL);
2904 	MMIO_D(_MMIO(0xe6704), D_ALL);
2905 	MMIO_D(_MMIO(0xe6800), D_ALL);
2906 	MMIO_D(_MMIO(0xe6804), D_ALL);
2907 	MMIO_D(PCH_GMBUS4, D_ALL);
2908 	MMIO_D(PCH_GMBUS5, D_ALL);
2909 
2910 	MMIO_D(_MMIO(0x902c), D_ALL);
2911 	MMIO_D(_MMIO(0xec008), D_ALL);
2912 	MMIO_D(_MMIO(0xec00c), D_ALL);
2913 	MMIO_D(_MMIO(0xec008 + 0x18), D_ALL);
2914 	MMIO_D(_MMIO(0xec00c + 0x18), D_ALL);
2915 	MMIO_D(_MMIO(0xec008 + 0x18 * 2), D_ALL);
2916 	MMIO_D(_MMIO(0xec00c + 0x18 * 2), D_ALL);
2917 	MMIO_D(_MMIO(0xec008 + 0x18 * 3), D_ALL);
2918 	MMIO_D(_MMIO(0xec00c + 0x18 * 3), D_ALL);
2919 	MMIO_D(_MMIO(0xec408), D_ALL);
2920 	MMIO_D(_MMIO(0xec40c), D_ALL);
2921 	MMIO_D(_MMIO(0xec408 + 0x18), D_ALL);
2922 	MMIO_D(_MMIO(0xec40c + 0x18), D_ALL);
2923 	MMIO_D(_MMIO(0xec408 + 0x18 * 2), D_ALL);
2924 	MMIO_D(_MMIO(0xec40c + 0x18 * 2), D_ALL);
2925 	MMIO_D(_MMIO(0xec408 + 0x18 * 3), D_ALL);
2926 	MMIO_D(_MMIO(0xec40c + 0x18 * 3), D_ALL);
2927 	MMIO_D(_MMIO(0xfc810), D_ALL);
2928 	MMIO_D(_MMIO(0xfc81c), D_ALL);
2929 	MMIO_D(_MMIO(0xfc828), D_ALL);
2930 	MMIO_D(_MMIO(0xfc834), D_ALL);
2931 	MMIO_D(_MMIO(0xfcc00), D_ALL);
2932 	MMIO_D(_MMIO(0xfcc0c), D_ALL);
2933 	MMIO_D(_MMIO(0xfcc18), D_ALL);
2934 	MMIO_D(_MMIO(0xfcc24), D_ALL);
2935 	MMIO_D(_MMIO(0xfd000), D_ALL);
2936 	MMIO_D(_MMIO(0xfd00c), D_ALL);
2937 	MMIO_D(_MMIO(0xfd018), D_ALL);
2938 	MMIO_D(_MMIO(0xfd024), D_ALL);
2939 	MMIO_D(_MMIO(0xfd034), D_ALL);
2940 
2941 	MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write);
2942 	MMIO_D(_MMIO(0x2054), D_ALL);
2943 	MMIO_D(_MMIO(0x12054), D_ALL);
2944 	MMIO_D(_MMIO(0x22054), D_ALL);
2945 	MMIO_D(_MMIO(0x1a054), D_ALL);
2946 
2947 	MMIO_D(_MMIO(0x44070), D_ALL);
2948 	MMIO_DFH(_MMIO(0x215c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2949 	MMIO_DFH(_MMIO(0x2178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2950 	MMIO_DFH(_MMIO(0x217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2951 	MMIO_DFH(_MMIO(0x12178), D_ALL, F_CMD_ACCESS, NULL, NULL);
2952 	MMIO_DFH(_MMIO(0x1217c), D_ALL, F_CMD_ACCESS, NULL, NULL);
2953 
2954 	MMIO_F(_MMIO(0x2290), 8, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
2955 	MMIO_D(_MMIO(0x2b00), D_BDW_PLUS);
2956 	MMIO_D(_MMIO(0x2360), D_BDW_PLUS);
2957 	MMIO_F(_MMIO(0x5200), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2958 	MMIO_F(_MMIO(0x5240), 32, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2959 	MMIO_F(_MMIO(0x5280), 16, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2960 
2961 	MMIO_DFH(_MMIO(0x1c17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2962 	MMIO_DFH(_MMIO(0x1c178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2963 	MMIO_DFH(BCS_SWCTRL, D_ALL, F_CMD_ACCESS, NULL, NULL);
2964 
2965 	MMIO_F(HS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2966 	MMIO_F(DS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2967 	MMIO_F(IA_VERTICES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2968 	MMIO_F(IA_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2969 	MMIO_F(VS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2970 	MMIO_F(GS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2971 	MMIO_F(GS_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2972 	MMIO_F(CL_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2973 	MMIO_F(CL_PRIMITIVES_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2974 	MMIO_F(PS_INVOCATION_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2975 	MMIO_F(PS_DEPTH_COUNT, 8, F_CMD_ACCESS, 0, 0, D_ALL, NULL, NULL);
2976 	MMIO_DH(_MMIO(0x4260), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2977 	MMIO_DH(_MMIO(0x4264), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2978 	MMIO_DH(_MMIO(0x4268), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2979 	MMIO_DH(_MMIO(0x426c), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2980 	MMIO_DH(_MMIO(0x4270), D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler);
2981 	MMIO_DFH(_MMIO(0x4094), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2982 
2983 	MMIO_DFH(ARB_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
2984 	MMIO_RING_GM(RING_BBADDR, D_ALL, NULL, NULL);
2985 	MMIO_DFH(_MMIO(0x2220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2986 	MMIO_DFH(_MMIO(0x12220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2987 	MMIO_DFH(_MMIO(0x22220), D_ALL, F_CMD_ACCESS, NULL, NULL);
2988 	MMIO_RING_DFH(RING_SYNC_1, D_ALL, F_CMD_ACCESS, NULL, NULL);
2989 	MMIO_RING_DFH(RING_SYNC_0, D_ALL, F_CMD_ACCESS, NULL, NULL);
2990 	MMIO_DFH(_MMIO(0x22178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2991 	MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2992 	MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2993 	MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
2994 
2995 	MMIO_DH(EDP_PSR_IMR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2996 	MMIO_DH(EDP_PSR_IIR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
2997 	MMIO_DH(GUC_STATUS, D_ALL, guc_status_read, NULL);
2998 
2999 	return 0;
3000 }
3001 
3002 static int init_bdw_mmio_info(struct intel_gvt *gvt)
3003 {
3004 	struct drm_i915_private *dev_priv = gvt->gt->i915;
3005 	int ret;
3006 
3007 	MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3008 	MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3009 	MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3010 	MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS);
3011 
3012 	MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3013 	MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3014 	MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3015 	MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS);
3016 
3017 	MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3018 	MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3019 	MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3020 	MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS);
3021 
3022 	MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3023 	MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3024 	MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3025 	MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS);
3026 
3027 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL,
3028 		intel_vgpu_reg_imr_handler);
3029 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL,
3030 		intel_vgpu_reg_ier_handler);
3031 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL,
3032 		intel_vgpu_reg_iir_handler);
3033 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS);
3034 
3035 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL,
3036 		intel_vgpu_reg_imr_handler);
3037 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL,
3038 		intel_vgpu_reg_ier_handler);
3039 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL,
3040 		intel_vgpu_reg_iir_handler);
3041 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS);
3042 
3043 	MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL,
3044 		intel_vgpu_reg_imr_handler);
3045 	MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL,
3046 		intel_vgpu_reg_ier_handler);
3047 	MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL,
3048 		intel_vgpu_reg_iir_handler);
3049 	MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS);
3050 
3051 	MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3052 	MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3053 	MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3054 	MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS);
3055 
3056 	MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3057 	MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3058 	MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3059 	MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS);
3060 
3061 	MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
3062 	MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
3063 	MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
3064 	MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS);
3065 
3066 	MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
3067 		intel_vgpu_reg_master_irq_handler);
3068 
3069 	MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, 0,
3070 		mmio_read_from_hw, NULL);
3071 
3072 #define RING_REG(base) _MMIO((base) + 0xd0)
3073 	MMIO_RING_F(RING_REG, 4, F_RO, 0,
3074 		~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
3075 		ring_reset_ctl_write);
3076 #undef RING_REG
3077 
3078 #define RING_REG(base) _MMIO((base) + 0x230)
3079 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
3080 #undef RING_REG
3081 
3082 #define RING_REG(base) _MMIO((base) + 0x234)
3083 	MMIO_RING_F(RING_REG, 8, F_RO, 0, ~0, D_BDW_PLUS,
3084 		NULL, NULL);
3085 #undef RING_REG
3086 
3087 #define RING_REG(base) _MMIO((base) + 0x244)
3088 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3089 #undef RING_REG
3090 
3091 #define RING_REG(base) _MMIO((base) + 0x370)
3092 	MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
3093 #undef RING_REG
3094 
3095 #define RING_REG(base) _MMIO((base) + 0x3a0)
3096 	MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
3097 #undef RING_REG
3098 
3099 	MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
3100 	MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS);
3101 	MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS);
3102 	MMIO_D(_MMIO(0x1c1d0), D_BDW_PLUS);
3103 	MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS);
3104 	MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS);
3105 	MMIO_D(_MMIO(0x1c054), D_BDW_PLUS);
3106 
3107 	MMIO_DH(GEN6_PCODE_MAILBOX, D_BDW_PLUS, NULL, mailbox_write);
3108 
3109 	MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS & ~D_BXT);
3110 	MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS);
3111 
3112 	MMIO_D(GAMTARBMODE, D_BDW_PLUS);
3113 
3114 #define RING_REG(base) _MMIO((base) + 0x270)
3115 	MMIO_RING_F(RING_REG, 32, F_CMD_ACCESS, 0, 0, D_BDW_PLUS, NULL, NULL);
3116 #undef RING_REG
3117 
3118 	MMIO_RING_GM(RING_HWS_PGA, D_BDW_PLUS, NULL, hws_pga_write);
3119 
3120 	MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3121 
3122 	MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW_PLUS);
3123 	MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW_PLUS);
3124 	MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW_PLUS);
3125 
3126 	MMIO_D(WM_MISC, D_BDW);
3127 	MMIO_D(_MMIO(_SRD_CTL_EDP), D_BDW);
3128 
3129 	MMIO_D(_MMIO(0x6671c), D_BDW_PLUS);
3130 	MMIO_D(_MMIO(0x66c00), D_BDW_PLUS);
3131 	MMIO_D(_MMIO(0x66c04), D_BDW_PLUS);
3132 
3133 	MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS);
3134 
3135 	MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS);
3136 	MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS);
3137 	MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS);
3138 
3139 	MMIO_D(_MMIO(0xfdc), D_BDW_PLUS);
3140 	MMIO_DFH(GEN8_ROW_CHICKEN, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3141 		NULL, NULL);
3142 	MMIO_DFH(GEN7_ROW_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3143 		NULL, NULL);
3144 	MMIO_DFH(GEN8_UCGCTL6, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3145 
3146 	MMIO_DFH(_MMIO(0xb1f0), D_BDW, F_CMD_ACCESS, NULL, NULL);
3147 	MMIO_DFH(_MMIO(0xb1c0), D_BDW, F_CMD_ACCESS, NULL, NULL);
3148 	MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3149 	MMIO_DFH(_MMIO(0xb100), D_BDW, F_CMD_ACCESS, NULL, NULL);
3150 	MMIO_DFH(_MMIO(0xb10c), D_BDW, F_CMD_ACCESS, NULL, NULL);
3151 	MMIO_D(_MMIO(0xb110), D_BDW);
3152 	MMIO_D(GEN9_SCRATCH_LNCF1, D_BDW_PLUS);
3153 
3154 	MMIO_F(_MMIO(0x24d0), 48, F_CMD_ACCESS | F_CMD_WRITE_PATCH, 0, 0,
3155 		D_BDW_PLUS, NULL, force_nonpriv_write);
3156 
3157 	MMIO_D(_MMIO(0x44484), D_BDW_PLUS);
3158 	MMIO_D(_MMIO(0x4448c), D_BDW_PLUS);
3159 
3160 	MMIO_DFH(_MMIO(0x83a4), D_BDW, F_CMD_ACCESS, NULL, NULL);
3161 	MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS);
3162 
3163 	MMIO_DFH(_MMIO(0x8430), D_BDW, F_CMD_ACCESS, NULL, NULL);
3164 
3165 	MMIO_D(_MMIO(0x110000), D_BDW_PLUS);
3166 
3167 	MMIO_D(_MMIO(0x48400), D_BDW_PLUS);
3168 
3169 	MMIO_D(_MMIO(0x6e570), D_BDW_PLUS);
3170 	MMIO_D(_MMIO(0x65f10), D_BDW_PLUS);
3171 
3172 	MMIO_DFH(_MMIO(0xe194), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3173 	MMIO_DFH(_MMIO(0xe188), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3174 	MMIO_DFH(HALF_SLICE_CHICKEN2, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3175 	MMIO_DFH(_MMIO(0x2580), D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3176 
3177 	MMIO_DFH(_MMIO(0x2248), D_BDW, F_CMD_ACCESS, NULL, NULL);
3178 
3179 	MMIO_DFH(_MMIO(0xe220), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3180 	MMIO_DFH(_MMIO(0xe230), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3181 	MMIO_DFH(_MMIO(0xe240), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3182 	MMIO_DFH(_MMIO(0xe260), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3183 	MMIO_DFH(_MMIO(0xe270), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3184 	MMIO_DFH(_MMIO(0xe280), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3185 	MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3186 	MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3187 	MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3188 	MMIO_DFH(_MMIO(0x21f0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
3189 	return 0;
3190 }
3191 
3192 static int init_skl_mmio_info(struct intel_gvt *gvt)
3193 {
3194 	struct drm_i915_private *dev_priv = gvt->gt->i915;
3195 	int ret;
3196 
3197 	MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
3198 	MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL);
3199 	MMIO_DH(FORCEWAKE_GT_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
3200 	MMIO_DH(FORCEWAKE_ACK_GT_GEN9, D_SKL_PLUS, NULL, NULL);
3201 	MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write);
3202 	MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL);
3203 
3204 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_B), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
3205 						dp_aux_ch_ctl_mmio_write);
3206 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_C), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
3207 						dp_aux_ch_ctl_mmio_write);
3208 	MMIO_F(DP_AUX_CH_CTL(AUX_CH_D), 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL,
3209 						dp_aux_ch_ctl_mmio_write);
3210 
3211 	MMIO_D(HSW_PWR_WELL_CTL1, D_SKL_PLUS);
3212 	MMIO_DH(HSW_PWR_WELL_CTL2, D_SKL_PLUS, NULL, skl_power_well_ctl_write);
3213 
3214 	MMIO_DH(DBUF_CTL_S(0), D_SKL_PLUS, NULL, gen9_dbuf_ctl_mmio_write);
3215 
3216 	MMIO_D(GEN9_PG_ENABLE, D_SKL_PLUS);
3217 	MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
3218 	MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
3219 	MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3220 	MMIO_DFH(MMCD_MISC_CTRL, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3221 	MMIO_DH(CHICKEN_PAR1_1, D_SKL_PLUS, NULL, NULL);
3222 	MMIO_D(DC_STATE_EN, D_SKL_PLUS);
3223 	MMIO_D(DC_STATE_DEBUG, D_SKL_PLUS);
3224 	MMIO_D(CDCLK_CTL, D_SKL_PLUS);
3225 	MMIO_DH(LCPLL1_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
3226 	MMIO_DH(LCPLL2_CTL, D_SKL_PLUS, NULL, skl_lcpll_write);
3227 	MMIO_D(_MMIO(_DPLL1_CFGCR1), D_SKL_PLUS);
3228 	MMIO_D(_MMIO(_DPLL2_CFGCR1), D_SKL_PLUS);
3229 	MMIO_D(_MMIO(_DPLL3_CFGCR1), D_SKL_PLUS);
3230 	MMIO_D(_MMIO(_DPLL1_CFGCR2), D_SKL_PLUS);
3231 	MMIO_D(_MMIO(_DPLL2_CFGCR2), D_SKL_PLUS);
3232 	MMIO_D(_MMIO(_DPLL3_CFGCR2), D_SKL_PLUS);
3233 	MMIO_D(DPLL_CTRL1, D_SKL_PLUS);
3234 	MMIO_D(DPLL_CTRL2, D_SKL_PLUS);
3235 	MMIO_DH(DPLL_STATUS, D_SKL_PLUS, dpll_status_read, NULL);
3236 
3237 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
3238 	MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
3239 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
3240 	MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
3241 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
3242 	MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
3243 
3244 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
3245 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
3246 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
3247 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
3248 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
3249 	MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
3250 
3251 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write);
3252 	MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write);
3253 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write);
3254 	MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write);
3255 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write);
3256 	MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write);
3257 
3258 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
3259 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
3260 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
3261 	MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
3262 
3263 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
3264 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
3265 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
3266 	MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
3267 
3268 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
3269 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
3270 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
3271 	MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
3272 
3273 	MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL);
3274 	MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL);
3275 	MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL);
3276 
3277 	MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3278 	MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3279 	MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3280 
3281 	MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3282 	MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3283 	MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3284 
3285 	MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3286 	MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3287 	MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3288 
3289 	MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3290 	MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3291 	MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL);
3292 
3293 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
3294 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
3295 	MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
3296 
3297 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
3298 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
3299 	MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
3300 
3301 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
3302 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
3303 	MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
3304 
3305 	MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL);
3306 	MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL);
3307 	MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL);
3308 
3309 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL);
3310 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL);
3311 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL);
3312 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL);
3313 
3314 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL);
3315 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL);
3316 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL);
3317 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL);
3318 
3319 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL);
3320 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL);
3321 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL);
3322 	MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL);
3323 
3324 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
3325 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
3326 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
3327 	MMIO_DH(_MMIO(_REG_701C0(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
3328 
3329 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3330 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3331 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3332 	MMIO_DH(_MMIO(_REG_701C0(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3333 
3334 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3335 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3336 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3337 	MMIO_DH(_MMIO(_REG_701C0(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3338 
3339 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 1)), D_SKL_PLUS, NULL, NULL);
3340 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 2)), D_SKL_PLUS, NULL, NULL);
3341 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 3)), D_SKL_PLUS, NULL, NULL);
3342 	MMIO_DH(_MMIO(_REG_701C4(PIPE_A, 4)), D_SKL_PLUS, NULL, NULL);
3343 
3344 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 1)), D_SKL_PLUS, NULL, NULL);
3345 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 2)), D_SKL_PLUS, NULL, NULL);
3346 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 3)), D_SKL_PLUS, NULL, NULL);
3347 	MMIO_DH(_MMIO(_REG_701C4(PIPE_B, 4)), D_SKL_PLUS, NULL, NULL);
3348 
3349 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 1)), D_SKL_PLUS, NULL, NULL);
3350 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 2)), D_SKL_PLUS, NULL, NULL);
3351 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 3)), D_SKL_PLUS, NULL, NULL);
3352 	MMIO_DH(_MMIO(_REG_701C4(PIPE_C, 4)), D_SKL_PLUS, NULL, NULL);
3353 
3354 	MMIO_D(_MMIO(_PLANE_CTL_3_A), D_SKL_PLUS);
3355 	MMIO_D(_MMIO(_PLANE_CTL_3_B), D_SKL_PLUS);
3356 	MMIO_D(_MMIO(0x72380), D_SKL_PLUS);
3357 	MMIO_D(_MMIO(0x7239c), D_SKL_PLUS);
3358 	MMIO_D(_MMIO(_PLANE_SURF_3_A), D_SKL_PLUS);
3359 	MMIO_D(_MMIO(_PLANE_SURF_3_B), D_SKL_PLUS);
3360 
3361 	MMIO_D(DMC_SSP_BASE, D_SKL_PLUS);
3362 	MMIO_D(DMC_HTP_SKL, D_SKL_PLUS);
3363 	MMIO_D(DMC_LAST_WRITE, D_SKL_PLUS);
3364 
3365 	MMIO_DFH(BDW_SCRATCH1, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3366 
3367 	MMIO_D(SKL_DFSM, D_SKL_PLUS);
3368 	MMIO_D(DISPIO_CR_TX_BMU_CR0, D_SKL_PLUS);
3369 
3370 	MMIO_F(GEN9_GFX_MOCS(0), 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3371 		NULL, NULL);
3372 	MMIO_F(GEN7_L3CNTLREG2, 0x80, F_CMD_ACCESS, 0, 0, D_SKL_PLUS,
3373 		NULL, NULL);
3374 
3375 	MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
3376 	MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
3377 	MMIO_D(RC6_LOCATION, D_SKL_PLUS);
3378 	MMIO_DFH(GEN7_FF_SLICE_CS_CHICKEN1, D_SKL_PLUS,
3379 		 F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
3380 	MMIO_DFH(GEN9_CS_DEBUG_MODE1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3381 		NULL, NULL);
3382 
3383 	/* TRTT */
3384 	MMIO_DFH(TRVATTL3PTRDW(0), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3385 	MMIO_DFH(TRVATTL3PTRDW(1), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3386 	MMIO_DFH(TRVATTL3PTRDW(2), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3387 	MMIO_DFH(TRVATTL3PTRDW(3), D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3388 	MMIO_DFH(TRVADR, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3389 	MMIO_DFH(TRTTE, D_SKL_PLUS, F_CMD_ACCESS | F_PM_SAVE,
3390 		 NULL, gen9_trtte_write);
3391 	MMIO_DFH(_MMIO(0x4dfc), D_SKL_PLUS, F_PM_SAVE,
3392 		 NULL, gen9_trtt_chicken_write);
3393 
3394 	MMIO_D(_MMIO(0x46430), D_SKL_PLUS);
3395 
3396 	MMIO_D(_MMIO(0x46520), D_SKL_PLUS);
3397 
3398 	MMIO_D(_MMIO(0xc403c), D_SKL_PLUS);
3399 	MMIO_DFH(GEN8_GARBCNTL, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
3400 	MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
3401 
3402 	MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
3403 	MMIO_D(GEN6_STOLEN_RESERVED, D_SKL_PLUS);
3404 	MMIO_D(_MMIO(0x4068), D_SKL_PLUS);
3405 	MMIO_D(_MMIO(0x67054), D_SKL_PLUS);
3406 	MMIO_D(_MMIO(0x6e560), D_SKL_PLUS);
3407 	MMIO_D(_MMIO(0x6e554), D_SKL_PLUS);
3408 	MMIO_D(_MMIO(0x2b20), D_SKL_PLUS);
3409 	MMIO_D(_MMIO(0x65f00), D_SKL_PLUS);
3410 	MMIO_D(_MMIO(0x65f08), D_SKL_PLUS);
3411 	MMIO_D(_MMIO(0x320f0), D_SKL_PLUS);
3412 
3413 	MMIO_D(_MMIO(0x70034), D_SKL_PLUS);
3414 	MMIO_D(_MMIO(0x71034), D_SKL_PLUS);
3415 	MMIO_D(_MMIO(0x72034), D_SKL_PLUS);
3416 
3417 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_A)), D_SKL_PLUS);
3418 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_B)), D_SKL_PLUS);
3419 	MMIO_D(_MMIO(_PLANE_KEYVAL_1(PIPE_C)), D_SKL_PLUS);
3420 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_A)), D_SKL_PLUS);
3421 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_B)), D_SKL_PLUS);
3422 	MMIO_D(_MMIO(_PLANE_KEYMAX_1(PIPE_C)), D_SKL_PLUS);
3423 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_A)), D_SKL_PLUS);
3424 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
3425 	MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
3426 
3427 	MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
3428 #define CSFE_CHICKEN1_REG(base) _MMIO((base) + 0xD4)
3429 	MMIO_RING_DFH(CSFE_CHICKEN1_REG, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3430 		      NULL, csfe_chicken1_mmio_write);
3431 #undef CSFE_CHICKEN1_REG
3432 	MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3433 		 NULL, NULL);
3434 	MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
3435 		 NULL, NULL);
3436 
3437 	MMIO_DFH(GAMT_CHKN_BIT_REG, D_KBL | D_CFL, F_CMD_ACCESS, NULL, NULL);
3438 	MMIO_D(GEN9_CTX_PREEMPT_REG, D_SKL_PLUS & ~D_BXT);
3439 
3440 	return 0;
3441 }
3442 
3443 static int init_bxt_mmio_info(struct intel_gvt *gvt)
3444 {
3445 	struct drm_i915_private *dev_priv = gvt->gt->i915;
3446 	int ret;
3447 
3448 	MMIO_F(_MMIO(0x80000), 0x3000, 0, 0, 0, D_BXT, NULL, NULL);
3449 
3450 	MMIO_D(GEN7_SAMPLER_INSTDONE, D_BXT);
3451 	MMIO_D(GEN7_ROW_INSTDONE, D_BXT);
3452 	MMIO_D(GEN8_FAULT_TLB_DATA0, D_BXT);
3453 	MMIO_D(GEN8_FAULT_TLB_DATA1, D_BXT);
3454 	MMIO_D(ERROR_GEN6, D_BXT);
3455 	MMIO_D(DONE_REG, D_BXT);
3456 	MMIO_D(EIR, D_BXT);
3457 	MMIO_D(PGTBL_ER, D_BXT);
3458 	MMIO_D(_MMIO(0x4194), D_BXT);
3459 	MMIO_D(_MMIO(0x4294), D_BXT);
3460 	MMIO_D(_MMIO(0x4494), D_BXT);
3461 
3462 	MMIO_RING_D(RING_PSMI_CTL, D_BXT);
3463 	MMIO_RING_D(RING_DMA_FADD, D_BXT);
3464 	MMIO_RING_D(RING_DMA_FADD_UDW, D_BXT);
3465 	MMIO_RING_D(RING_IPEHR, D_BXT);
3466 	MMIO_RING_D(RING_INSTPS, D_BXT);
3467 	MMIO_RING_D(RING_BBADDR_UDW, D_BXT);
3468 	MMIO_RING_D(RING_BBSTATE, D_BXT);
3469 	MMIO_RING_D(RING_IPEIR, D_BXT);
3470 
3471 	MMIO_F(SOFT_SCRATCH(0), 16 * 4, 0, 0, 0, D_BXT, NULL, NULL);
3472 
3473 	MMIO_DH(BXT_P_CR_GT_DISP_PWRON, D_BXT, NULL, bxt_gt_disp_pwron_write);
3474 	MMIO_D(BXT_RP_STATE_CAP, D_BXT);
3475 	MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY0), D_BXT,
3476 		NULL, bxt_phy_ctl_family_write);
3477 	MMIO_DH(BXT_PHY_CTL_FAMILY(DPIO_PHY1), D_BXT,
3478 		NULL, bxt_phy_ctl_family_write);
3479 	MMIO_D(BXT_PHY_CTL(PORT_A), D_BXT);
3480 	MMIO_D(BXT_PHY_CTL(PORT_B), D_BXT);
3481 	MMIO_D(BXT_PHY_CTL(PORT_C), D_BXT);
3482 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_A), D_BXT,
3483 		NULL, bxt_port_pll_enable_write);
3484 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_B), D_BXT,
3485 		NULL, bxt_port_pll_enable_write);
3486 	MMIO_DH(BXT_PORT_PLL_ENABLE(PORT_C), D_BXT, NULL,
3487 		bxt_port_pll_enable_write);
3488 
3489 	MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY0), D_BXT);
3490 	MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY0), D_BXT);
3491 	MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY0), D_BXT);
3492 	MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY0), D_BXT);
3493 	MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY0), D_BXT);
3494 	MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY0), D_BXT);
3495 	MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY0), D_BXT);
3496 	MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY0), D_BXT);
3497 	MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY0), D_BXT);
3498 
3499 	MMIO_D(BXT_PORT_CL1CM_DW0(DPIO_PHY1), D_BXT);
3500 	MMIO_D(BXT_PORT_CL1CM_DW9(DPIO_PHY1), D_BXT);
3501 	MMIO_D(BXT_PORT_CL1CM_DW10(DPIO_PHY1), D_BXT);
3502 	MMIO_D(BXT_PORT_CL1CM_DW28(DPIO_PHY1), D_BXT);
3503 	MMIO_D(BXT_PORT_CL1CM_DW30(DPIO_PHY1), D_BXT);
3504 	MMIO_D(BXT_PORT_CL2CM_DW6(DPIO_PHY1), D_BXT);
3505 	MMIO_D(BXT_PORT_REF_DW3(DPIO_PHY1), D_BXT);
3506 	MMIO_D(BXT_PORT_REF_DW6(DPIO_PHY1), D_BXT);
3507 	MMIO_D(BXT_PORT_REF_DW8(DPIO_PHY1), D_BXT);
3508 
3509 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH0), D_BXT);
3510 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH0), D_BXT);
3511 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3512 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3513 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH0), D_BXT);
3514 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH0), D_BXT);
3515 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH0), D_BXT,
3516 		NULL, bxt_pcs_dw12_grp_write);
3517 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3518 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3519 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH0), D_BXT,
3520 		bxt_port_tx_dw3_read, NULL);
3521 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3522 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH0), D_BXT);
3523 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH0), D_BXT);
3524 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3525 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3526 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3527 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3528 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 0), D_BXT);
3529 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 1), D_BXT);
3530 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 2), D_BXT);
3531 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 3), D_BXT);
3532 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 6), D_BXT);
3533 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 8), D_BXT);
3534 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 9), D_BXT);
3535 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH0, 10), D_BXT);
3536 
3537 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY0, DPIO_CH1), D_BXT);
3538 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY0, DPIO_CH1), D_BXT);
3539 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3540 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3541 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY0, DPIO_CH1), D_BXT);
3542 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY0, DPIO_CH1), D_BXT);
3543 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY0, DPIO_CH1), D_BXT,
3544 		NULL, bxt_pcs_dw12_grp_write);
3545 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3546 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3547 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY0, DPIO_CH1), D_BXT,
3548 		bxt_port_tx_dw3_read, NULL);
3549 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3550 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY0, DPIO_CH1), D_BXT);
3551 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY0, DPIO_CH1), D_BXT);
3552 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3553 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3554 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3555 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3556 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 0), D_BXT);
3557 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 1), D_BXT);
3558 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 2), D_BXT);
3559 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 3), D_BXT);
3560 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 6), D_BXT);
3561 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 8), D_BXT);
3562 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 9), D_BXT);
3563 	MMIO_D(BXT_PORT_PLL(DPIO_PHY0, DPIO_CH1, 10), D_BXT);
3564 
3565 	MMIO_D(BXT_PORT_PLL_EBB_0(DPIO_PHY1, DPIO_CH0), D_BXT);
3566 	MMIO_D(BXT_PORT_PLL_EBB_4(DPIO_PHY1, DPIO_CH0), D_BXT);
3567 	MMIO_D(BXT_PORT_PCS_DW10_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3568 	MMIO_D(BXT_PORT_PCS_DW10_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3569 	MMIO_D(BXT_PORT_PCS_DW12_LN01(DPIO_PHY1, DPIO_CH0), D_BXT);
3570 	MMIO_D(BXT_PORT_PCS_DW12_LN23(DPIO_PHY1, DPIO_CH0), D_BXT);
3571 	MMIO_DH(BXT_PORT_PCS_DW12_GRP(DPIO_PHY1, DPIO_CH0), D_BXT,
3572 		NULL, bxt_pcs_dw12_grp_write);
3573 	MMIO_D(BXT_PORT_TX_DW2_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3574 	MMIO_D(BXT_PORT_TX_DW2_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3575 	MMIO_DH(BXT_PORT_TX_DW3_LN0(DPIO_PHY1, DPIO_CH0), D_BXT,
3576 		bxt_port_tx_dw3_read, NULL);
3577 	MMIO_D(BXT_PORT_TX_DW3_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3578 	MMIO_D(BXT_PORT_TX_DW4_LN0(DPIO_PHY1, DPIO_CH0), D_BXT);
3579 	MMIO_D(BXT_PORT_TX_DW4_GRP(DPIO_PHY1, DPIO_CH0), D_BXT);
3580 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3581 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3582 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3583 	MMIO_D(BXT_PORT_TX_DW14_LN(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3584 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 0), D_BXT);
3585 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 1), D_BXT);
3586 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 2), D_BXT);
3587 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 3), D_BXT);
3588 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 6), D_BXT);
3589 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 8), D_BXT);
3590 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 9), D_BXT);
3591 	MMIO_D(BXT_PORT_PLL(DPIO_PHY1, DPIO_CH0, 10), D_BXT);
3592 
3593 	MMIO_D(BXT_DE_PLL_CTL, D_BXT);
3594 	MMIO_DH(BXT_DE_PLL_ENABLE, D_BXT, NULL, bxt_de_pll_enable_write);
3595 	MMIO_D(BXT_DSI_PLL_CTL, D_BXT);
3596 	MMIO_D(BXT_DSI_PLL_ENABLE, D_BXT);
3597 
3598 	MMIO_D(GEN9_CLKGATE_DIS_0, D_BXT);
3599 	MMIO_D(GEN9_CLKGATE_DIS_4, D_BXT);
3600 
3601 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_A), D_BXT);
3602 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_B), D_BXT);
3603 	MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_C), D_BXT);
3604 
3605 	MMIO_D(RC6_CTX_BASE, D_BXT);
3606 
3607 	MMIO_D(GEN8_PUSHBUS_CONTROL, D_BXT);
3608 	MMIO_D(GEN8_PUSHBUS_ENABLE, D_BXT);
3609 	MMIO_D(GEN8_PUSHBUS_SHIFT, D_BXT);
3610 	MMIO_D(GEN6_GFXPAUSE, D_BXT);
3611 	MMIO_DFH(GEN8_L3SQCREG1, D_BXT, F_CMD_ACCESS, NULL, NULL);
3612 	MMIO_DFH(GEN8_L3CNTLREG, D_BXT, F_CMD_ACCESS, NULL, NULL);
3613 	MMIO_DFH(_MMIO(0x20D8), D_BXT, F_CMD_ACCESS, NULL, NULL);
3614 	MMIO_F(GEN8_RING_CS_GPR(RENDER_RING_BASE, 0), 0x40, F_CMD_ACCESS,
3615 	       0, 0, D_BXT, NULL, NULL);
3616 	MMIO_F(GEN8_RING_CS_GPR(GEN6_BSD_RING_BASE, 0), 0x40, F_CMD_ACCESS,
3617 	       0, 0, D_BXT, NULL, NULL);
3618 	MMIO_F(GEN8_RING_CS_GPR(BLT_RING_BASE, 0), 0x40, F_CMD_ACCESS,
3619 	       0, 0, D_BXT, NULL, NULL);
3620 	MMIO_F(GEN8_RING_CS_GPR(VEBOX_RING_BASE, 0), 0x40, F_CMD_ACCESS,
3621 	       0, 0, D_BXT, NULL, NULL);
3622 
3623 	MMIO_DFH(GEN9_CTX_PREEMPT_REG, D_BXT, F_CMD_ACCESS, NULL, NULL);
3624 
3625 	MMIO_DH(GEN8_PRIVATE_PAT_LO, D_BXT, NULL, bxt_ppat_low_write);
3626 
3627 	return 0;
3628 }
3629 
3630 static struct gvt_mmio_block *find_mmio_block(struct intel_gvt *gvt,
3631 					      unsigned int offset)
3632 {
3633 	unsigned long device = intel_gvt_get_device_type(gvt);
3634 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3635 	int num = gvt->mmio.num_mmio_block;
3636 	int i;
3637 
3638 	for (i = 0; i < num; i++, block++) {
3639 		if (!(device & block->device))
3640 			continue;
3641 		if (offset >= i915_mmio_reg_offset(block->offset) &&
3642 		    offset < i915_mmio_reg_offset(block->offset) + block->size)
3643 			return block;
3644 	}
3645 	return NULL;
3646 }
3647 
3648 /**
3649  * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device
3650  * @gvt: GVT device
3651  *
3652  * This function is called at the driver unloading stage, to clean up the MMIO
3653  * information table of GVT device
3654  *
3655  */
3656 void intel_gvt_clean_mmio_info(struct intel_gvt *gvt)
3657 {
3658 	struct hlist_node *tmp;
3659 	struct intel_gvt_mmio_info *e;
3660 	int i;
3661 
3662 	hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node)
3663 		kfree(e);
3664 
3665 	vfree(gvt->mmio.mmio_attribute);
3666 	gvt->mmio.mmio_attribute = NULL;
3667 }
3668 
3669 /* Special MMIO blocks. registers in MMIO block ranges should not be command
3670  * accessible (should have no F_CMD_ACCESS flag).
3671  * otherwise, need to update cmd_reg_handler in cmd_parser.c
3672  */
3673 static struct gvt_mmio_block mmio_blocks[] = {
3674 	{D_SKL_PLUS, _MMIO(DMC_MMIO_START_RANGE), 0x3000, NULL, NULL},
3675 	{D_ALL, _MMIO(MCHBAR_MIRROR_BASE_SNB), 0x40000, NULL, NULL},
3676 	{D_ALL, _MMIO(VGT_PVINFO_PAGE), VGT_PVINFO_SIZE,
3677 		pvinfo_mmio_read, pvinfo_mmio_write},
3678 	{D_ALL, LGC_PALETTE(PIPE_A, 0), 1024, NULL, NULL},
3679 	{D_ALL, LGC_PALETTE(PIPE_B, 0), 1024, NULL, NULL},
3680 	{D_ALL, LGC_PALETTE(PIPE_C, 0), 1024, NULL, NULL},
3681 };
3682 
3683 /**
3684  * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device
3685  * @gvt: GVT device
3686  *
3687  * This function is called at the initialization stage, to setup the MMIO
3688  * information table for GVT device
3689  *
3690  * Returns:
3691  * zero on success, negative if failed.
3692  */
3693 int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
3694 {
3695 	struct intel_gvt_device_info *info = &gvt->device_info;
3696 	struct drm_i915_private *i915 = gvt->gt->i915;
3697 	int size = info->mmio_size / 4 * sizeof(*gvt->mmio.mmio_attribute);
3698 	int ret;
3699 
3700 	gvt->mmio.mmio_attribute = vzalloc(size);
3701 	if (!gvt->mmio.mmio_attribute)
3702 		return -ENOMEM;
3703 
3704 	ret = init_generic_mmio_info(gvt);
3705 	if (ret)
3706 		goto err;
3707 
3708 	if (IS_BROADWELL(i915)) {
3709 		ret = init_bdw_mmio_info(gvt);
3710 		if (ret)
3711 			goto err;
3712 	} else if (IS_SKYLAKE(i915) ||
3713 		   IS_KABYLAKE(i915) ||
3714 		   IS_COFFEELAKE(i915) ||
3715 		   IS_COMETLAKE(i915)) {
3716 		ret = init_bdw_mmio_info(gvt);
3717 		if (ret)
3718 			goto err;
3719 		ret = init_skl_mmio_info(gvt);
3720 		if (ret)
3721 			goto err;
3722 	} else if (IS_BROXTON(i915)) {
3723 		ret = init_bdw_mmio_info(gvt);
3724 		if (ret)
3725 			goto err;
3726 		ret = init_skl_mmio_info(gvt);
3727 		if (ret)
3728 			goto err;
3729 		ret = init_bxt_mmio_info(gvt);
3730 		if (ret)
3731 			goto err;
3732 	}
3733 
3734 	gvt->mmio.mmio_block = mmio_blocks;
3735 	gvt->mmio.num_mmio_block = ARRAY_SIZE(mmio_blocks);
3736 
3737 	return 0;
3738 err:
3739 	intel_gvt_clean_mmio_info(gvt);
3740 	return ret;
3741 }
3742 
3743 /**
3744  * intel_gvt_for_each_tracked_mmio - iterate each tracked mmio
3745  * @gvt: a GVT device
3746  * @handler: the handler
3747  * @data: private data given to handler
3748  *
3749  * Returns:
3750  * Zero on success, negative error code if failed.
3751  */
3752 int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
3753 	int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
3754 	void *data)
3755 {
3756 	struct gvt_mmio_block *block = gvt->mmio.mmio_block;
3757 	struct intel_gvt_mmio_info *e;
3758 	int i, j, ret;
3759 
3760 	hash_for_each(gvt->mmio.mmio_info_table, i, e, node) {
3761 		ret = handler(gvt, e->offset, data);
3762 		if (ret)
3763 			return ret;
3764 	}
3765 
3766 	for (i = 0; i < gvt->mmio.num_mmio_block; i++, block++) {
3767 		/* pvinfo data doesn't come from hw mmio */
3768 		if (i915_mmio_reg_offset(block->offset) == VGT_PVINFO_PAGE)
3769 			continue;
3770 
3771 		for (j = 0; j < block->size; j += 4) {
3772 			ret = handler(gvt,
3773 				      i915_mmio_reg_offset(block->offset) + j,
3774 				      data);
3775 			if (ret)
3776 				return ret;
3777 		}
3778 	}
3779 	return 0;
3780 }
3781 
3782 /**
3783  * intel_vgpu_default_mmio_read - default MMIO read handler
3784  * @vgpu: a vGPU
3785  * @offset: access offset
3786  * @p_data: data return buffer
3787  * @bytes: access data length
3788  *
3789  * Returns:
3790  * Zero on success, negative error code if failed.
3791  */
3792 int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
3793 		void *p_data, unsigned int bytes)
3794 {
3795 	read_vreg(vgpu, offset, p_data, bytes);
3796 	return 0;
3797 }
3798 
3799 /**
3800  * intel_t_default_mmio_write - default MMIO write handler
3801  * @vgpu: a vGPU
3802  * @offset: access offset
3803  * @p_data: write data buffer
3804  * @bytes: access data length
3805  *
3806  * Returns:
3807  * Zero on success, negative error code if failed.
3808  */
3809 int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3810 		void *p_data, unsigned int bytes)
3811 {
3812 	write_vreg(vgpu, offset, p_data, bytes);
3813 	return 0;
3814 }
3815 
3816 /**
3817  * intel_vgpu_mask_mmio_write - write mask register
3818  * @vgpu: a vGPU
3819  * @offset: access offset
3820  * @p_data: write data buffer
3821  * @bytes: access data length
3822  *
3823  * Returns:
3824  * Zero on success, negative error code if failed.
3825  */
3826 int intel_vgpu_mask_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
3827 		void *p_data, unsigned int bytes)
3828 {
3829 	u32 mask, old_vreg;
3830 
3831 	old_vreg = vgpu_vreg(vgpu, offset);
3832 	write_vreg(vgpu, offset, p_data, bytes);
3833 	mask = vgpu_vreg(vgpu, offset) >> 16;
3834 	vgpu_vreg(vgpu, offset) = (old_vreg & ~mask) |
3835 				(vgpu_vreg(vgpu, offset) & mask);
3836 
3837 	return 0;
3838 }
3839 
3840 /**
3841  * intel_gvt_in_force_nonpriv_whitelist - if a mmio is in whitelist to be
3842  * force-nopriv register
3843  *
3844  * @gvt: a GVT device
3845  * @offset: register offset
3846  *
3847  * Returns:
3848  * True if the register is in force-nonpriv whitelist;
3849  * False if outside;
3850  */
3851 bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
3852 					  unsigned int offset)
3853 {
3854 	return in_whitelist(offset);
3855 }
3856 
3857 /**
3858  * intel_vgpu_mmio_reg_rw - emulate tracked mmio registers
3859  * @vgpu: a vGPU
3860  * @offset: register offset
3861  * @pdata: data buffer
3862  * @bytes: data length
3863  * @is_read: read or write
3864  *
3865  * Returns:
3866  * Zero on success, negative error code if failed.
3867  */
3868 int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
3869 			   void *pdata, unsigned int bytes, bool is_read)
3870 {
3871 	struct drm_i915_private *i915 = vgpu->gvt->gt->i915;
3872 	struct intel_gvt *gvt = vgpu->gvt;
3873 	struct intel_gvt_mmio_info *mmio_info;
3874 	struct gvt_mmio_block *mmio_block;
3875 	gvt_mmio_func func;
3876 	int ret;
3877 
3878 	if (drm_WARN_ON(&i915->drm, bytes > 8))
3879 		return -EINVAL;
3880 
3881 	/*
3882 	 * Handle special MMIO blocks.
3883 	 */
3884 	mmio_block = find_mmio_block(gvt, offset);
3885 	if (mmio_block) {
3886 		func = is_read ? mmio_block->read : mmio_block->write;
3887 		if (func)
3888 			return func(vgpu, offset, pdata, bytes);
3889 		goto default_rw;
3890 	}
3891 
3892 	/*
3893 	 * Normal tracked MMIOs.
3894 	 */
3895 	mmio_info = intel_gvt_find_mmio_info(gvt, offset);
3896 	if (!mmio_info) {
3897 		gvt_dbg_mmio("untracked MMIO %08x len %d\n", offset, bytes);
3898 		goto default_rw;
3899 	}
3900 
3901 	if (is_read)
3902 		return mmio_info->read(vgpu, offset, pdata, bytes);
3903 	else {
3904 		u64 ro_mask = mmio_info->ro_mask;
3905 		u32 old_vreg = 0;
3906 		u64 data = 0;
3907 
3908 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3909 			old_vreg = vgpu_vreg(vgpu, offset);
3910 		}
3911 
3912 		if (likely(!ro_mask))
3913 			ret = mmio_info->write(vgpu, offset, pdata, bytes);
3914 		else if (!~ro_mask) {
3915 			gvt_vgpu_err("try to write RO reg %x\n", offset);
3916 			return 0;
3917 		} else {
3918 			/* keep the RO bits in the virtual register */
3919 			memcpy(&data, pdata, bytes);
3920 			data &= ~ro_mask;
3921 			data |= vgpu_vreg(vgpu, offset) & ro_mask;
3922 			ret = mmio_info->write(vgpu, offset, &data, bytes);
3923 		}
3924 
3925 		/* higher 16bits of mode ctl regs are mask bits for change */
3926 		if (intel_gvt_mmio_has_mode_mask(gvt, mmio_info->offset)) {
3927 			u32 mask = vgpu_vreg(vgpu, offset) >> 16;
3928 
3929 			vgpu_vreg(vgpu, offset) = (old_vreg & ~mask)
3930 					| (vgpu_vreg(vgpu, offset) & mask);
3931 		}
3932 	}
3933 
3934 	return ret;
3935 
3936 default_rw:
3937 	return is_read ?
3938 		intel_vgpu_default_mmio_read(vgpu, offset, pdata, bytes) :
3939 		intel_vgpu_default_mmio_write(vgpu, offset, pdata, bytes);
3940 }
3941 
3942 void intel_gvt_restore_fence(struct intel_gvt *gvt)
3943 {
3944 	struct intel_vgpu *vgpu;
3945 	int i, id;
3946 
3947 	idr_for_each_entry(&(gvt)->vgpu_idr, vgpu, id) {
3948 		mmio_hw_access_pre(gvt->gt);
3949 		for (i = 0; i < vgpu_fence_sz(vgpu); i++)
3950 			intel_vgpu_write_fence(vgpu, i, vgpu_vreg64(vgpu, fence_num_to_offset(i)));
3951 		mmio_hw_access_post(gvt->gt);
3952 	}
3953 }
3954 
3955 static int mmio_pm_restore_handler(struct intel_gvt *gvt, u32 offset, void *data)
3956 {
3957 	struct intel_vgpu *vgpu = data;
3958 	struct drm_i915_private *dev_priv = gvt->gt->i915;
3959 
3960 	if (gvt->mmio.mmio_attribute[offset >> 2] & F_PM_SAVE)
3961 		intel_uncore_write(&dev_priv->uncore, _MMIO(offset), vgpu_vreg(vgpu, offset));
3962 
3963 	return 0;
3964 }
3965 
3966 void intel_gvt_restore_mmio(struct intel_gvt *gvt)
3967 {
3968 	struct intel_vgpu *vgpu;
3969 	int id;
3970 
3971 	idr_for_each_entry(&(gvt)->vgpu_idr, vgpu, id) {
3972 		mmio_hw_access_pre(gvt->gt);
3973 		intel_gvt_for_each_tracked_mmio(gvt, mmio_pm_restore_handler, vgpu);
3974 		mmio_hw_access_post(gvt->gt);
3975 	}
3976 }
3977