2 * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
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:
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
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
24 * Eddie Dong <eddie.dong@intel.com>
25 * Kevin Tian <kevin.tian@intel.com>
28 * Zhi Wang <zhi.a.wang@intel.com>
29 * Changbin Du <changbin.du@intel.com>
30 * Zhenyu Wang <zhenyuw@linux.intel.com>
31 * Tina Zhang <tina.zhang@intel.com>
32 * Bing Niu <bing.niu@intel.com>
37 #include "gt/intel_context.h"
38 #include "gt/intel_gpu_commands.h"
39 #include "gt/intel_ring.h"
43 #define GEN9_MOCS_SIZE 64
45 /* Raw offset is appened to each line for convenience. */
46 static struct engine_mmio gen8_engine_mmio_list[] __cacheline_aligned = {
47 {RCS0, GFX_MODE_GEN7, 0xffff, false}, /* 0x229c */
48 {RCS0, GEN9_CTX_PREEMPT_REG, 0x0, false}, /* 0x2248 */
49 {RCS0, HWSTAM, 0x0, false}, /* 0x2098 */
50 {RCS0, INSTPM, 0xffff, true}, /* 0x20c0 */
51 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 0), 0, false}, /* 0x24d0 */
52 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 1), 0, false}, /* 0x24d4 */
53 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 2), 0, false}, /* 0x24d8 */
54 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 3), 0, false}, /* 0x24dc */
55 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 4), 0, false}, /* 0x24e0 */
56 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 5), 0, false}, /* 0x24e4 */
57 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 6), 0, false}, /* 0x24e8 */
58 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 7), 0, false}, /* 0x24ec */
59 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 8), 0, false}, /* 0x24f0 */
60 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 9), 0, false}, /* 0x24f4 */
61 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 10), 0, false}, /* 0x24f8 */
62 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 11), 0, false}, /* 0x24fc */
63 {RCS0, CACHE_MODE_1, 0xffff, true}, /* 0x7004 */
64 {RCS0, GEN7_GT_MODE, 0xffff, true}, /* 0x7008 */
65 {RCS0, CACHE_MODE_0_GEN7, 0xffff, true}, /* 0x7000 */
66 {RCS0, GEN7_COMMON_SLICE_CHICKEN1, 0xffff, true}, /* 0x7010 */
67 {RCS0, HDC_CHICKEN0, 0xffff, true}, /* 0x7300 */
68 {RCS0, VF_GUARDBAND, 0xffff, true}, /* 0x83a4 */
70 {BCS0, RING_GFX_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2229c */
71 {BCS0, RING_MI_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2209c */
72 {BCS0, RING_INSTPM(BLT_RING_BASE), 0xffff, false}, /* 0x220c0 */
73 {BCS0, RING_HWSTAM(BLT_RING_BASE), 0x0, false}, /* 0x22098 */
74 {BCS0, RING_EXCC(BLT_RING_BASE), 0xffff, false}, /* 0x22028 */
75 {RCS0, INVALID_MMIO_REG, 0, false } /* Terminated */
78 static struct engine_mmio gen9_engine_mmio_list[] __cacheline_aligned = {
79 {RCS0, GFX_MODE_GEN7, 0xffff, false}, /* 0x229c */
80 {RCS0, GEN9_CTX_PREEMPT_REG, 0x0, false}, /* 0x2248 */
81 {RCS0, HWSTAM, 0x0, false}, /* 0x2098 */
82 {RCS0, INSTPM, 0xffff, true}, /* 0x20c0 */
83 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 0), 0, false}, /* 0x24d0 */
84 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 1), 0, false}, /* 0x24d4 */
85 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 2), 0, false}, /* 0x24d8 */
86 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 3), 0, false}, /* 0x24dc */
87 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 4), 0, false}, /* 0x24e0 */
88 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 5), 0, false}, /* 0x24e4 */
89 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 6), 0, false}, /* 0x24e8 */
90 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 7), 0, false}, /* 0x24ec */
91 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 8), 0, false}, /* 0x24f0 */
92 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 9), 0, false}, /* 0x24f4 */
93 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 10), 0, false}, /* 0x24f8 */
94 {RCS0, RING_FORCE_TO_NONPRIV(RENDER_RING_BASE, 11), 0, false}, /* 0x24fc */
95 {RCS0, CACHE_MODE_1, 0xffff, true}, /* 0x7004 */
96 {RCS0, GEN7_GT_MODE, 0xffff, true}, /* 0x7008 */
97 {RCS0, CACHE_MODE_0_GEN7, 0xffff, true}, /* 0x7000 */
98 {RCS0, GEN7_COMMON_SLICE_CHICKEN1, 0xffff, true}, /* 0x7010 */
99 {RCS0, HDC_CHICKEN0, 0xffff, true}, /* 0x7300 */
100 {RCS0, VF_GUARDBAND, 0xffff, true}, /* 0x83a4 */
102 {RCS0, GEN8_PRIVATE_PAT_LO, 0, false}, /* 0x40e0 */
103 {RCS0, GEN8_PRIVATE_PAT_HI, 0, false}, /* 0x40e4 */
104 {RCS0, GEN8_CS_CHICKEN1, 0xffff, true}, /* 0x2580 */
105 {RCS0, COMMON_SLICE_CHICKEN2, 0xffff, true}, /* 0x7014 */
106 {RCS0, GEN9_CS_DEBUG_MODE1, 0xffff, false}, /* 0x20ec */
107 {RCS0, GEN8_L3SQCREG4, 0, false}, /* 0xb118 */
108 {RCS0, GEN7_HALF_SLICE_CHICKEN1, 0xffff, true}, /* 0xe100 */
109 {RCS0, HALF_SLICE_CHICKEN2, 0xffff, true}, /* 0xe180 */
110 {RCS0, HALF_SLICE_CHICKEN3, 0xffff, true}, /* 0xe184 */
111 {RCS0, GEN9_HALF_SLICE_CHICKEN5, 0xffff, true}, /* 0xe188 */
112 {RCS0, GEN9_HALF_SLICE_CHICKEN7, 0xffff, true}, /* 0xe194 */
113 {RCS0, GEN8_ROW_CHICKEN, 0xffff, true}, /* 0xe4f0 */
114 {RCS0, TRVATTL3PTRDW(0), 0, true}, /* 0x4de0 */
115 {RCS0, TRVATTL3PTRDW(1), 0, true}, /* 0x4de4 */
116 {RCS0, TRNULLDETCT, 0, true}, /* 0x4de8 */
117 {RCS0, TRINVTILEDETCT, 0, true}, /* 0x4dec */
118 {RCS0, TRVADR, 0, true}, /* 0x4df0 */
119 {RCS0, TRTTE, 0, true}, /* 0x4df4 */
120 {RCS0, _MMIO(0x4dfc), 0, true},
122 {BCS0, RING_GFX_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2229c */
123 {BCS0, RING_MI_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2209c */
124 {BCS0, RING_INSTPM(BLT_RING_BASE), 0xffff, false}, /* 0x220c0 */
125 {BCS0, RING_HWSTAM(BLT_RING_BASE), 0x0, false}, /* 0x22098 */
126 {BCS0, RING_EXCC(BLT_RING_BASE), 0xffff, false}, /* 0x22028 */
128 {VCS1, RING_EXCC(GEN8_BSD2_RING_BASE), 0xffff, false}, /* 0x1c028 */
130 {VECS0, RING_EXCC(VEBOX_RING_BASE), 0xffff, false}, /* 0x1a028 */
132 {RCS0, GEN8_HDC_CHICKEN1, 0xffff, true}, /* 0x7304 */
133 {RCS0, GEN9_CTX_PREEMPT_REG, 0x0, false}, /* 0x2248 */
134 {RCS0, GEN7_UCGCTL4, 0x0, false}, /* 0x940c */
135 {RCS0, GAMT_CHKN_BIT_REG, 0x0, false}, /* 0x4ab8 */
137 {RCS0, GEN9_GAMT_ECO_REG_RW_IA, 0x0, false}, /* 0x4ab0 */
138 {RCS0, GEN9_CSFE_CHICKEN1_RCS, 0xffff, false}, /* 0x20d4 */
139 {RCS0, _MMIO(0x20D8), 0xffff, true}, /* 0x20d8 */
141 {RCS0, GEN8_GARBCNTL, 0x0, false}, /* 0xb004 */
142 {RCS0, GEN7_FF_THREAD_MODE, 0x0, false}, /* 0x20a0 */
143 {RCS0, FF_SLICE_CS_CHICKEN2, 0xffff, false}, /* 0x20e4 */
144 {RCS0, INVALID_MMIO_REG, 0, false } /* Terminated */
149 u32 control_table[I915_NUM_ENGINES][GEN9_MOCS_SIZE];
150 u32 l3cc_table[GEN9_MOCS_SIZE / 2];
153 static u32 gen9_mocs_mmio_offset_list[] = {
161 static void load_render_mocs(const struct intel_engine_cs *engine)
163 struct intel_gvt *gvt = engine->i915->gvt;
164 struct intel_uncore *uncore = engine->uncore;
165 u32 cnt = gvt->engine_mmio_list.mocs_mmio_offset_list_cnt;
166 u32 *regs = gvt->engine_mmio_list.mocs_mmio_offset_list;
170 /* Platform doesn't have mocs mmios. */
174 for (ring_id = 0; ring_id < cnt; ring_id++) {
175 if (!HAS_ENGINE(engine->gt, ring_id))
178 offset.reg = regs[ring_id];
179 for (i = 0; i < GEN9_MOCS_SIZE; i++) {
180 gen9_render_mocs.control_table[ring_id][i] =
181 intel_uncore_read_fw(uncore, offset);
187 for (i = 0; i < GEN9_MOCS_SIZE / 2; i++) {
188 gen9_render_mocs.l3cc_table[i] =
189 intel_uncore_read_fw(uncore, offset);
192 gen9_render_mocs.initialized = true;
196 restore_context_mmio_for_inhibit(struct intel_vgpu *vgpu,
197 struct i915_request *req)
201 struct engine_mmio *mmio;
202 struct intel_gvt *gvt = vgpu->gvt;
203 int ring_id = req->engine->id;
204 int count = gvt->engine_mmio_list.ctx_mmio_count[ring_id];
209 ret = req->engine->emit_flush(req, EMIT_BARRIER);
213 cs = intel_ring_begin(req, count * 2 + 2);
217 *cs++ = MI_LOAD_REGISTER_IMM(count);
218 for (mmio = gvt->engine_mmio_list.mmio;
219 i915_mmio_reg_valid(mmio->reg); mmio++) {
220 if (mmio->id != ring_id || !mmio->in_context)
223 *cs++ = i915_mmio_reg_offset(mmio->reg);
224 *cs++ = vgpu_vreg_t(vgpu, mmio->reg) | (mmio->mask << 16);
225 gvt_dbg_core("add lri reg pair 0x%x:0x%x in inhibit ctx, vgpu:%d, rind_id:%d\n",
226 *(cs-2), *(cs-1), vgpu->id, ring_id);
230 intel_ring_advance(req, cs);
232 ret = req->engine->emit_flush(req, EMIT_BARRIER);
240 restore_render_mocs_control_for_inhibit(struct intel_vgpu *vgpu,
241 struct i915_request *req)
246 cs = intel_ring_begin(req, 2 * GEN9_MOCS_SIZE + 2);
250 *cs++ = MI_LOAD_REGISTER_IMM(GEN9_MOCS_SIZE);
252 for (index = 0; index < GEN9_MOCS_SIZE; index++) {
253 *cs++ = i915_mmio_reg_offset(GEN9_GFX_MOCS(index));
254 *cs++ = vgpu_vreg_t(vgpu, GEN9_GFX_MOCS(index));
255 gvt_dbg_core("add lri reg pair 0x%x:0x%x in inhibit ctx, vgpu:%d, rind_id:%d\n",
256 *(cs-2), *(cs-1), vgpu->id, req->engine->id);
261 intel_ring_advance(req, cs);
267 restore_render_mocs_l3cc_for_inhibit(struct intel_vgpu *vgpu,
268 struct i915_request *req)
273 cs = intel_ring_begin(req, 2 * GEN9_MOCS_SIZE / 2 + 2);
277 *cs++ = MI_LOAD_REGISTER_IMM(GEN9_MOCS_SIZE / 2);
279 for (index = 0; index < GEN9_MOCS_SIZE / 2; index++) {
280 *cs++ = i915_mmio_reg_offset(GEN9_LNCFCMOCS(index));
281 *cs++ = vgpu_vreg_t(vgpu, GEN9_LNCFCMOCS(index));
282 gvt_dbg_core("add lri reg pair 0x%x:0x%x in inhibit ctx, vgpu:%d, rind_id:%d\n",
283 *(cs-2), *(cs-1), vgpu->id, req->engine->id);
288 intel_ring_advance(req, cs);
294 * Use lri command to initialize the mmio which is in context state image for
295 * inhibit context, it contains tracked engine mmio, render_mocs and
298 int intel_vgpu_restore_inhibit_context(struct intel_vgpu *vgpu,
299 struct i915_request *req)
304 cs = intel_ring_begin(req, 2);
308 *cs++ = MI_ARB_ON_OFF | MI_ARB_DISABLE;
310 intel_ring_advance(req, cs);
312 ret = restore_context_mmio_for_inhibit(vgpu, req);
316 /* no MOCS register in context except render engine */
317 if (req->engine->id != RCS0)
320 ret = restore_render_mocs_control_for_inhibit(vgpu, req);
324 ret = restore_render_mocs_l3cc_for_inhibit(vgpu, req);
329 cs = intel_ring_begin(req, 2);
333 *cs++ = MI_ARB_ON_OFF | MI_ARB_ENABLE;
335 intel_ring_advance(req, cs);
340 static u32 gen8_tlb_mmio_offset_list[] = {
348 static void handle_tlb_pending_event(struct intel_vgpu *vgpu,
349 const struct intel_engine_cs *engine)
351 struct intel_uncore *uncore = engine->uncore;
352 struct intel_vgpu_submission *s = &vgpu->submission;
353 u32 *regs = vgpu->gvt->engine_mmio_list.tlb_mmio_offset_list;
354 u32 cnt = vgpu->gvt->engine_mmio_list.tlb_mmio_offset_list_cnt;
355 enum forcewake_domains fw;
361 if (drm_WARN_ON(&engine->i915->drm, engine->id >= cnt))
364 if (!test_and_clear_bit(engine->id, (void *)s->tlb_handle_pending))
367 reg = _MMIO(regs[engine->id]);
369 /* WaForceWakeRenderDuringMmioTLBInvalidate:skl
370 * we need to put a forcewake when invalidating RCS TLB caches,
371 * otherwise device can go to RC6 state and interrupt invalidation
374 fw = intel_uncore_forcewake_for_reg(uncore, reg,
375 FW_REG_READ | FW_REG_WRITE);
376 if (engine->id == RCS0 && GRAPHICS_VER(engine->i915) >= 9)
377 fw |= FORCEWAKE_RENDER;
379 intel_uncore_forcewake_get(uncore, fw);
381 intel_uncore_write_fw(uncore, reg, 0x1);
383 if (wait_for_atomic(intel_uncore_read_fw(uncore, reg) == 0, 50))
384 gvt_vgpu_err("timeout in invalidate ring %s tlb\n",
387 vgpu_vreg_t(vgpu, reg) = 0;
389 intel_uncore_forcewake_put(uncore, fw);
391 gvt_dbg_core("invalidate TLB for ring %s\n", engine->name);
394 static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next,
395 const struct intel_engine_cs *engine)
404 struct intel_uncore *uncore = engine->uncore;
405 i915_reg_t offset, l3_offset;
409 if (drm_WARN_ON(&engine->i915->drm, engine->id >= ARRAY_SIZE(regs)))
412 if (engine->id == RCS0 && GRAPHICS_VER(engine->i915) == 9)
415 if (!pre && !gen9_render_mocs.initialized)
416 load_render_mocs(engine);
418 offset.reg = regs[engine->id];
419 for (i = 0; i < GEN9_MOCS_SIZE; i++) {
421 old_v = vgpu_vreg_t(pre, offset);
423 old_v = gen9_render_mocs.control_table[engine->id][i];
425 new_v = vgpu_vreg_t(next, offset);
427 new_v = gen9_render_mocs.control_table[engine->id][i];
430 intel_uncore_write_fw(uncore, offset, new_v);
435 if (engine->id == RCS0) {
436 l3_offset.reg = 0xb020;
437 for (i = 0; i < GEN9_MOCS_SIZE / 2; i++) {
439 old_v = vgpu_vreg_t(pre, l3_offset);
441 old_v = gen9_render_mocs.l3cc_table[i];
443 new_v = vgpu_vreg_t(next, l3_offset);
445 new_v = gen9_render_mocs.l3cc_table[i];
448 intel_uncore_write_fw(uncore, l3_offset, new_v);
455 #define CTX_CONTEXT_CONTROL_VAL 0x03
457 bool is_inhibit_context(struct intel_context *ce)
459 const u32 *reg_state = ce->lrc_reg_state;
461 _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT);
463 return inhibit_mask ==
464 (reg_state[CTX_CONTEXT_CONTROL_VAL] & inhibit_mask);
467 /* Switch ring mmio values (context). */
468 static void switch_mmio(struct intel_vgpu *pre,
469 struct intel_vgpu *next,
470 const struct intel_engine_cs *engine)
472 struct intel_uncore *uncore = engine->uncore;
473 struct intel_vgpu_submission *s;
474 struct engine_mmio *mmio;
477 if (GRAPHICS_VER(engine->i915) >= 9)
478 switch_mocs(pre, next, engine);
480 for (mmio = engine->i915->gvt->engine_mmio_list.mmio;
481 i915_mmio_reg_valid(mmio->reg); mmio++) {
482 if (mmio->id != engine->id)
485 * No need to do save or restore of the mmio which is in context
486 * state image on gen9, it's initialized by lri command and
487 * save or restore with context together.
489 if (GRAPHICS_VER(engine->i915) == 9 && mmio->in_context)
494 vgpu_vreg_t(pre, mmio->reg) =
495 intel_uncore_read_fw(uncore, mmio->reg);
497 vgpu_vreg_t(pre, mmio->reg) &=
499 old_v = vgpu_vreg_t(pre, mmio->reg);
501 old_v = mmio->value =
502 intel_uncore_read_fw(uncore, mmio->reg);
507 s = &next->submission;
509 * No need to restore the mmio which is in context state
510 * image if it's not inhibit context, it will restore
513 if (mmio->in_context &&
514 !is_inhibit_context(s->shadow[engine->id]))
518 new_v = vgpu_vreg_t(next, mmio->reg) |
521 new_v = vgpu_vreg_t(next, mmio->reg);
523 if (mmio->in_context)
526 new_v = mmio->value | (mmio->mask << 16);
531 intel_uncore_write_fw(uncore, mmio->reg, new_v);
533 trace_render_mmio(pre ? pre->id : 0,
536 i915_mmio_reg_offset(mmio->reg),
541 handle_tlb_pending_event(next, engine);
545 * intel_gvt_switch_render_mmio - switch mmio context of specific engine
546 * @pre: the last vGPU that own the engine
547 * @next: the vGPU to switch to
548 * @engine: the engine
550 * If pre is null indicates that host own the engine. If next is null
551 * indicates that we are switching to host workload.
553 void intel_gvt_switch_mmio(struct intel_vgpu *pre,
554 struct intel_vgpu *next,
555 const struct intel_engine_cs *engine)
557 if (WARN(!pre && !next, "switch ring %s from host to HOST\n",
561 gvt_dbg_render("switch ring %s from %s to %s\n", engine->name,
562 pre ? "vGPU" : "host", next ? "vGPU" : "HOST");
565 * We are using raw mmio access wrapper to improve the
566 * performace for batch mmio read/write, so we need
567 * handle forcewake mannually.
569 intel_uncore_forcewake_get(engine->uncore, FORCEWAKE_ALL);
570 switch_mmio(pre, next, engine);
571 intel_uncore_forcewake_put(engine->uncore, FORCEWAKE_ALL);
575 * intel_gvt_init_engine_mmio_context - Initiate the engine mmio list
579 void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt)
581 struct engine_mmio *mmio;
583 if (GRAPHICS_VER(gvt->gt->i915) >= 9) {
584 gvt->engine_mmio_list.mmio = gen9_engine_mmio_list;
585 gvt->engine_mmio_list.tlb_mmio_offset_list = gen8_tlb_mmio_offset_list;
586 gvt->engine_mmio_list.tlb_mmio_offset_list_cnt = ARRAY_SIZE(gen8_tlb_mmio_offset_list);
587 gvt->engine_mmio_list.mocs_mmio_offset_list = gen9_mocs_mmio_offset_list;
588 gvt->engine_mmio_list.mocs_mmio_offset_list_cnt = ARRAY_SIZE(gen9_mocs_mmio_offset_list);
590 gvt->engine_mmio_list.mmio = gen8_engine_mmio_list;
591 gvt->engine_mmio_list.tlb_mmio_offset_list = gen8_tlb_mmio_offset_list;
592 gvt->engine_mmio_list.tlb_mmio_offset_list_cnt = ARRAY_SIZE(gen8_tlb_mmio_offset_list);
595 for (mmio = gvt->engine_mmio_list.mmio;
596 i915_mmio_reg_valid(mmio->reg); mmio++) {
597 if (mmio->in_context) {
598 gvt->engine_mmio_list.ctx_mmio_count[mmio->id]++;
599 intel_gvt_mmio_set_sr_in_ctx(gvt, mmio->reg.reg);