2 * Copyright © 2014 Intel Corporation
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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 * Please try to maintain the following order within this file unless it makes
24 * sense to do otherwise. From top to bottom:
26 * 2. #defines, and macros
27 * 3. structure definitions
28 * 4. function prototypes
30 * Within each section, please try to order by generation in ascending order,
31 * from top to bottom (ie. gen6 on the top, gen8 on the bottom).
34 #ifndef __I915_GEM_GTT_H__
35 #define __I915_GEM_GTT_H__
37 #include <linux/io-mapping.h>
38 #include <linux/kref.h>
40 #include <linux/pagevec.h>
41 #include <linux/workqueue.h>
43 #include <drm/drm_mm.h>
45 #include "gt/intel_reset.h"
46 #include "i915_gem_fence_reg.h"
47 #include "i915_request.h"
48 #include "i915_scatterlist.h"
49 #include "i915_selftest.h"
50 #include "gt/intel_timeline.h"
52 #define I915_GTT_PAGE_SIZE_4K BIT_ULL(12)
53 #define I915_GTT_PAGE_SIZE_64K BIT_ULL(16)
54 #define I915_GTT_PAGE_SIZE_2M BIT_ULL(21)
56 #define I915_GTT_PAGE_SIZE I915_GTT_PAGE_SIZE_4K
57 #define I915_GTT_MAX_PAGE_SIZE I915_GTT_PAGE_SIZE_2M
59 #define I915_GTT_PAGE_MASK -I915_GTT_PAGE_SIZE
61 #define I915_GTT_MIN_ALIGNMENT I915_GTT_PAGE_SIZE
63 #define I915_FENCE_REG_NONE -1
64 #define I915_MAX_NUM_FENCES 32
65 /* 32 fences + sign bit for FENCE_REG_NONE */
66 #define I915_MAX_NUM_FENCE_BITS 6
68 struct drm_i915_file_private;
69 struct drm_i915_gem_object;
73 typedef u32 gen6_pte_t;
74 typedef u64 gen8_pte_t;
76 #define ggtt_total_entries(ggtt) ((ggtt)->vm.total >> PAGE_SHIFT)
78 /* gen6-hsw has bit 11-4 for physical addr bit 39-32 */
79 #define GEN6_GTT_ADDR_ENCODE(addr) ((addr) | (((addr) >> 28) & 0xff0))
80 #define GEN6_PTE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
81 #define GEN6_PDE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
82 #define GEN6_PTE_CACHE_LLC (2 << 1)
83 #define GEN6_PTE_UNCACHED (1 << 1)
84 #define GEN6_PTE_VALID (1 << 0)
86 #define I915_PTES(pte_len) ((unsigned int)(PAGE_SIZE / (pte_len)))
87 #define I915_PTE_MASK(pte_len) (I915_PTES(pte_len) - 1)
89 #define I915_PDE_MASK (I915_PDES - 1)
90 #define NUM_PTE(pde_shift) (1 << (pde_shift - PAGE_SHIFT))
92 #define GEN6_PTES I915_PTES(sizeof(gen6_pte_t))
93 #define GEN6_PD_SIZE (I915_PDES * PAGE_SIZE)
94 #define GEN6_PD_ALIGN (PAGE_SIZE * 16)
95 #define GEN6_PDE_SHIFT 22
96 #define GEN6_PDE_VALID (1 << 0)
98 #define GEN7_PTE_CACHE_L3_LLC (3 << 1)
100 #define BYT_PTE_SNOOPED_BY_CPU_CACHES (1 << 2)
101 #define BYT_PTE_WRITEABLE (1 << 1)
103 /* Cacheability Control is a 4-bit value. The low three bits are stored in bits
104 * 3:1 of the PTE, while the fourth bit is stored in bit 11 of the PTE.
106 #define HSW_CACHEABILITY_CONTROL(bits) ((((bits) & 0x7) << 1) | \
107 (((bits) & 0x8) << (11 - 3)))
108 #define HSW_WB_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x2)
109 #define HSW_WB_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0x3)
110 #define HSW_WB_ELLC_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x8)
111 #define HSW_WB_ELLC_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0xb)
112 #define HSW_WT_ELLC_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x7)
113 #define HSW_WT_ELLC_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0x6)
114 #define HSW_PTE_UNCACHED (0)
115 #define HSW_GTT_ADDR_ENCODE(addr) ((addr) | (((addr) >> 28) & 0x7f0))
116 #define HSW_PTE_ADDR_ENCODE(addr) HSW_GTT_ADDR_ENCODE(addr)
118 /* GEN8 32b style address is defined as a 3 level page table:
119 * 31:30 | 29:21 | 20:12 | 11:0
120 * PDPE | PDE | PTE | offset
121 * The difference as compared to normal x86 3 level page table is the PDPEs are
122 * programmed via register.
124 #define GEN8_3LVL_PDPES 4
125 #define GEN8_PDE_SHIFT 21
126 #define GEN8_PDE_MASK 0x1ff
127 #define GEN8_PTE_SHIFT 12
128 #define GEN8_PTE_MASK 0x1ff
129 #define GEN8_PTES I915_PTES(sizeof(gen8_pte_t))
131 /* GEN8 48b style address is defined as a 4 level page table:
132 * 47:39 | 38:30 | 29:21 | 20:12 | 11:0
133 * PML4E | PDPE | PDE | PTE | offset
135 #define GEN8_PML4ES_PER_PML4 512
136 #define GEN8_PML4E_SHIFT 39
137 #define GEN8_PML4E_MASK (GEN8_PML4ES_PER_PML4 - 1)
138 #define GEN8_PDPE_SHIFT 30
139 /* NB: GEN8_PDPE_MASK is untrue for 32b platforms, but it has no impact on 32b page
141 #define GEN8_PDPE_MASK 0x1ff
143 #define PPAT_UNCACHED (_PAGE_PWT | _PAGE_PCD)
144 #define PPAT_CACHED_PDE 0 /* WB LLC */
145 #define PPAT_CACHED _PAGE_PAT /* WB LLCeLLC */
146 #define PPAT_DISPLAY_ELLC _PAGE_PCD /* WT eLLC */
148 #define CHV_PPAT_SNOOP (1<<6)
149 #define GEN8_PPAT_AGE(x) ((x)<<4)
150 #define GEN8_PPAT_LLCeLLC (3<<2)
151 #define GEN8_PPAT_LLCELLC (2<<2)
152 #define GEN8_PPAT_LLC (1<<2)
153 #define GEN8_PPAT_WB (3<<0)
154 #define GEN8_PPAT_WT (2<<0)
155 #define GEN8_PPAT_WC (1<<0)
156 #define GEN8_PPAT_UC (0<<0)
157 #define GEN8_PPAT_ELLC_OVERRIDE (0<<2)
158 #define GEN8_PPAT(i, x) ((u64)(x) << ((i) * 8))
160 #define GEN8_PDE_IPS_64K BIT(11)
161 #define GEN8_PDE_PS_2M BIT(7)
163 #define for_each_sgt_dma(__dmap, __iter, __sgt) \
164 __for_each_sgt_dma(__dmap, __iter, __sgt, I915_GTT_PAGE_SIZE)
166 struct intel_remapped_plane_info {
168 unsigned int width, height, stride, offset;
171 struct intel_remapped_info {
172 struct intel_remapped_plane_info plane[2];
173 unsigned int unused_mbz;
176 struct intel_rotation_info {
177 struct intel_remapped_plane_info plane[2];
180 struct intel_partial_info {
185 enum i915_ggtt_view_type {
186 I915_GGTT_VIEW_NORMAL = 0,
187 I915_GGTT_VIEW_ROTATED = sizeof(struct intel_rotation_info),
188 I915_GGTT_VIEW_PARTIAL = sizeof(struct intel_partial_info),
189 I915_GGTT_VIEW_REMAPPED = sizeof(struct intel_remapped_info),
192 static inline void assert_i915_gem_gtt_types(void)
194 BUILD_BUG_ON(sizeof(struct intel_rotation_info) != 8*sizeof(unsigned int));
195 BUILD_BUG_ON(sizeof(struct intel_partial_info) != sizeof(u64) + sizeof(unsigned int));
196 BUILD_BUG_ON(sizeof(struct intel_remapped_info) != 9*sizeof(unsigned int));
198 /* Check that rotation/remapped shares offsets for simplicity */
199 BUILD_BUG_ON(offsetof(struct intel_remapped_info, plane[0]) !=
200 offsetof(struct intel_rotation_info, plane[0]));
201 BUILD_BUG_ON(offsetofend(struct intel_remapped_info, plane[1]) !=
202 offsetofend(struct intel_rotation_info, plane[1]));
204 /* As we encode the size of each branch inside the union into its type,
205 * we have to be careful that each branch has a unique size.
207 switch ((enum i915_ggtt_view_type)0) {
208 case I915_GGTT_VIEW_NORMAL:
209 case I915_GGTT_VIEW_PARTIAL:
210 case I915_GGTT_VIEW_ROTATED:
211 case I915_GGTT_VIEW_REMAPPED:
212 /* gcc complains if these are identical cases */
217 struct i915_ggtt_view {
218 enum i915_ggtt_view_type type;
220 /* Members need to contain no holes/padding */
221 struct intel_partial_info partial;
222 struct intel_rotation_info rotated;
223 struct intel_remapped_info remapped;
227 enum i915_cache_level;
231 struct i915_page_dma {
236 /* For gen6/gen7 only. This is the offset in the GGTT
237 * where the page directory entries for PPGTT begin
243 struct i915_page_table {
244 struct i915_page_dma base;
248 struct i915_page_directory {
249 struct i915_page_table pt;
254 #define __px_choose_expr(x, type, expr, other) \
255 __builtin_choose_expr( \
256 __builtin_types_compatible_p(typeof(x), type) || \
257 __builtin_types_compatible_p(typeof(x), const type), \
258 ({ type __x = (type)(x); expr; }), \
261 #define px_base(px) \
262 __px_choose_expr(px, struct i915_page_dma *, __x, \
263 __px_choose_expr(px, struct i915_page_table *, &__x->base, \
264 __px_choose_expr(px, struct i915_page_directory *, &__x->pt.base, \
266 #define px_dma(px) (px_base(px)->daddr)
269 __px_choose_expr(px, struct i915_page_table *, __x, \
270 __px_choose_expr(px, struct i915_page_directory *, &__x->pt, \
272 #define px_used(px) (&px_pt(px)->used)
274 struct i915_vma_ops {
275 /* Map an object into an address space with the given cache flags. */
276 int (*bind_vma)(struct i915_vma *vma,
277 enum i915_cache_level cache_level,
280 * Unmap an object from an address space. This usually consists of
281 * setting the valid PTE entries to a reserved scratch page.
283 void (*unbind_vma)(struct i915_vma *vma);
285 int (*set_pages)(struct i915_vma *vma);
286 void (*clear_pages)(struct i915_vma *vma);
294 struct i915_address_space {
300 struct drm_i915_private *i915;
302 /* Every address space belongs to a struct file - except for the global
303 * GTT that is owned by the driver (and so @file is set to NULL). In
304 * principle, no information should leak from one context to another
305 * (or between files/processes etc) unless explicitly shared by the
306 * owner. Tracking the owner is important in order to free up per-file
307 * objects along with the file, to aide resource tracking, and to
310 struct drm_i915_file_private *file;
311 u64 total; /* size addr space maps (ex. 2GB for ggtt) */
312 u64 reserved; /* size addr space reserved */
316 struct mutex mutex; /* protects vma and our lists */
317 #define VM_CLASS_GGTT 0
318 #define VM_CLASS_PPGTT 1
322 struct i915_page_dma scratch_page;
323 struct i915_page_dma scratch_pt;
324 struct i915_page_dma scratch_pd;
325 struct i915_page_dma scratch_pdp; /* GEN8+ & 48b PPGTT */
329 * List of vma currently bound.
331 struct list_head bound_list;
334 * List of vma that are not unbound.
336 struct list_head unbound_list;
338 struct pagestash free_pages;
343 /* Some systems require uncached updates of the page directories */
346 /* Some systems support read-only mappings for GGTT and/or PPGTT */
347 bool has_read_only:1;
349 u64 (*pte_encode)(dma_addr_t addr,
350 enum i915_cache_level level,
351 u32 flags); /* Create a valid PTE */
352 #define PTE_READ_ONLY (1<<0)
354 int (*allocate_va_range)(struct i915_address_space *vm,
355 u64 start, u64 length);
356 void (*clear_range)(struct i915_address_space *vm,
357 u64 start, u64 length);
358 void (*insert_page)(struct i915_address_space *vm,
361 enum i915_cache_level cache_level,
363 void (*insert_entries)(struct i915_address_space *vm,
364 struct i915_vma *vma,
365 enum i915_cache_level cache_level,
367 void (*cleanup)(struct i915_address_space *vm);
369 struct i915_vma_ops vma_ops;
371 I915_SELFTEST_DECLARE(struct fault_attr fault_attr);
372 I915_SELFTEST_DECLARE(bool scrub_64K);
375 #define i915_is_ggtt(vm) ((vm)->is_ggtt)
378 i915_vm_is_4lvl(const struct i915_address_space *vm)
380 return (vm->total - 1) >> 32;
384 i915_vm_has_scratch_64K(struct i915_address_space *vm)
386 return vm->scratch_order == get_order(I915_GTT_PAGE_SIZE_64K);
389 /* The Graphics Translation Table is the way in which GEN hardware translates a
390 * Graphics Virtual Address into a Physical Address. In addition to the normal
391 * collateral associated with any va->pa translations GEN hardware also has a
392 * portion of the GTT which can be mapped by the CPU and remain both coherent
393 * and correct (in cases like swizzling). That region is referred to as GMADR in
397 struct i915_address_space vm;
399 struct io_mapping iomap; /* Mapping to our CPU mappable region */
400 struct resource gmadr; /* GMADR resource */
401 resource_size_t mappable_end; /* End offset that we can CPU map */
403 /** "Graphics Stolen Memory" holds the global PTEs */
405 void (*invalidate)(struct i915_ggtt *ggtt);
413 unsigned int num_fences;
414 struct i915_fence_reg fence_regs[I915_MAX_NUM_FENCES];
415 struct list_head fence_list;
417 /** List of all objects in gtt_space, currently mmaped by userspace.
418 * All objects within this list must also be on bound_list.
420 struct list_head userfault_list;
422 /* Manual runtime pm autosuspend delay for user GGTT mmaps */
423 struct intel_wakeref_auto userfault_wakeref;
425 struct drm_mm_node error_capture;
426 struct drm_mm_node uc_fw;
430 struct i915_address_space vm;
432 intel_engine_mask_t pd_dirty_engines;
433 struct i915_page_directory *pd;
437 struct i915_ppgtt base;
439 struct i915_vma *vma;
440 gen6_pte_t __iomem *pd_addr;
442 unsigned int pin_count;
443 bool scan_for_unused_pt;
446 #define __to_gen6_ppgtt(base) container_of(base, struct gen6_ppgtt, base)
448 static inline struct gen6_ppgtt *to_gen6_ppgtt(struct i915_ppgtt *base)
450 BUILD_BUG_ON(offsetof(struct gen6_ppgtt, base));
451 return __to_gen6_ppgtt(base);
455 * gen6_for_each_pde() iterates over every pde from start until start+length.
456 * If start and start+length are not perfectly divisible, the macro will round
457 * down and up as needed. Start=0 and length=2G effectively iterates over
458 * every PDE in the system. The macro modifies ALL its parameters except 'pd',
459 * so each of the other parameters should preferably be a simple variable, or
460 * at most an lvalue with no side-effects!
462 #define gen6_for_each_pde(pt, pd, start, length, iter) \
463 for (iter = gen6_pde_index(start); \
464 length > 0 && iter < I915_PDES && \
465 (pt = i915_pt_entry(pd, iter), true); \
466 ({ u32 temp = ALIGN(start+1, 1 << GEN6_PDE_SHIFT); \
467 temp = min(temp - start, length); \
468 start += temp, length -= temp; }), ++iter)
470 #define gen6_for_all_pdes(pt, pd, iter) \
472 iter < I915_PDES && \
473 (pt = i915_pt_entry(pd, iter), true); \
476 static inline u32 i915_pte_index(u64 address, unsigned int pde_shift)
478 const u32 mask = NUM_PTE(pde_shift) - 1;
480 return (address >> PAGE_SHIFT) & mask;
483 /* Helper to counts the number of PTEs within the given length. This count
484 * does not cross a page table boundary, so the max value would be
485 * GEN6_PTES for GEN6, and GEN8_PTES for GEN8.
487 static inline u32 i915_pte_count(u64 addr, u64 length, unsigned int pde_shift)
489 const u64 mask = ~((1ULL << pde_shift) - 1);
492 GEM_BUG_ON(length == 0);
493 GEM_BUG_ON(offset_in_page(addr | length));
497 if ((addr & mask) != (end & mask))
498 return NUM_PTE(pde_shift) - i915_pte_index(addr, pde_shift);
500 return i915_pte_index(end, pde_shift) - i915_pte_index(addr, pde_shift);
503 static inline u32 i915_pde_index(u64 addr, u32 shift)
505 return (addr >> shift) & I915_PDE_MASK;
508 static inline u32 gen6_pte_index(u32 addr)
510 return i915_pte_index(addr, GEN6_PDE_SHIFT);
513 static inline u32 gen6_pte_count(u32 addr, u32 length)
515 return i915_pte_count(addr, length, GEN6_PDE_SHIFT);
518 static inline u32 gen6_pde_index(u32 addr)
520 return i915_pde_index(addr, GEN6_PDE_SHIFT);
523 static inline unsigned int
524 i915_pdpes_per_pdp(const struct i915_address_space *vm)
526 if (i915_vm_is_4lvl(vm))
527 return GEN8_PML4ES_PER_PML4;
529 return GEN8_3LVL_PDPES;
532 static inline struct i915_page_table *
533 i915_pt_entry(const struct i915_page_directory * const pd,
534 const unsigned short n)
539 static inline struct i915_page_directory *
540 i915_pd_entry(const struct i915_page_directory * const pdp,
541 const unsigned short n)
543 return pdp->entry[n];
546 static inline struct i915_page_directory *
547 i915_pdp_entry(const struct i915_page_directory * const pml4,
548 const unsigned short n)
550 return pml4->entry[n];
553 /* Equivalent to the gen6 version, For each pde iterates over every pde
554 * between from start until start + length. On gen8+ it simply iterates
555 * over every page directory entry in a page directory.
557 #define gen8_for_each_pde(pt, pd, start, length, iter) \
558 for (iter = gen8_pde_index(start); \
559 length > 0 && iter < I915_PDES && \
560 (pt = i915_pt_entry(pd, iter), true); \
561 ({ u64 temp = ALIGN(start+1, 1 << GEN8_PDE_SHIFT); \
562 temp = min(temp - start, length); \
563 start += temp, length -= temp; }), ++iter)
565 #define gen8_for_each_pdpe(pd, pdp, start, length, iter) \
566 for (iter = gen8_pdpe_index(start); \
567 length > 0 && iter < i915_pdpes_per_pdp(vm) && \
568 (pd = i915_pd_entry(pdp, iter), true); \
569 ({ u64 temp = ALIGN(start+1, 1 << GEN8_PDPE_SHIFT); \
570 temp = min(temp - start, length); \
571 start += temp, length -= temp; }), ++iter)
573 #define gen8_for_each_pml4e(pdp, pml4, start, length, iter) \
574 for (iter = gen8_pml4e_index(start); \
575 length > 0 && iter < GEN8_PML4ES_PER_PML4 && \
576 (pdp = i915_pdp_entry(pml4, iter), true); \
577 ({ u64 temp = ALIGN(start+1, 1ULL << GEN8_PML4E_SHIFT); \
578 temp = min(temp - start, length); \
579 start += temp, length -= temp; }), ++iter)
581 static inline u32 gen8_pte_index(u64 address)
583 return i915_pte_index(address, GEN8_PDE_SHIFT);
586 static inline u32 gen8_pde_index(u64 address)
588 return i915_pde_index(address, GEN8_PDE_SHIFT);
591 static inline u32 gen8_pdpe_index(u64 address)
593 return (address >> GEN8_PDPE_SHIFT) & GEN8_PDPE_MASK;
596 static inline u32 gen8_pml4e_index(u64 address)
598 return (address >> GEN8_PML4E_SHIFT) & GEN8_PML4E_MASK;
601 static inline u64 gen8_pte_count(u64 address, u64 length)
603 return i915_pte_count(address, length, GEN8_PDE_SHIFT);
606 static inline dma_addr_t
607 i915_page_dir_dma_addr(const struct i915_ppgtt *ppgtt, const unsigned int n)
609 struct i915_page_dma *pt = ppgtt->pd->entry[n];
614 static inline struct i915_ggtt *
615 i915_vm_to_ggtt(struct i915_address_space *vm)
617 BUILD_BUG_ON(offsetof(struct i915_ggtt, vm));
618 GEM_BUG_ON(!i915_is_ggtt(vm));
619 return container_of(vm, struct i915_ggtt, vm);
622 static inline struct i915_ppgtt *
623 i915_vm_to_ppgtt(struct i915_address_space *vm)
625 BUILD_BUG_ON(offsetof(struct i915_ppgtt, vm));
626 GEM_BUG_ON(i915_is_ggtt(vm));
627 return container_of(vm, struct i915_ppgtt, vm);
630 int i915_ggtt_probe_hw(struct drm_i915_private *dev_priv);
631 int i915_ggtt_init_hw(struct drm_i915_private *dev_priv);
632 int i915_ggtt_enable_hw(struct drm_i915_private *dev_priv);
633 void i915_ggtt_enable_guc(struct drm_i915_private *i915);
634 void i915_ggtt_disable_guc(struct drm_i915_private *i915);
635 int i915_init_ggtt(struct drm_i915_private *dev_priv);
636 void i915_ggtt_cleanup_hw(struct drm_i915_private *dev_priv);
638 int i915_ppgtt_init_hw(struct intel_gt *gt);
640 struct i915_ppgtt *i915_ppgtt_create(struct drm_i915_private *dev_priv);
642 static inline struct i915_address_space *
643 i915_vm_get(struct i915_address_space *vm)
649 void i915_vm_release(struct kref *kref);
651 static inline void i915_vm_put(struct i915_address_space *vm)
653 kref_put(&vm->ref, i915_vm_release);
656 int gen6_ppgtt_pin(struct i915_ppgtt *base);
657 void gen6_ppgtt_unpin(struct i915_ppgtt *base);
658 void gen6_ppgtt_unpin_all(struct i915_ppgtt *base);
660 void i915_gem_suspend_gtt_mappings(struct drm_i915_private *dev_priv);
661 void i915_gem_restore_gtt_mappings(struct drm_i915_private *dev_priv);
663 int __must_check i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj,
664 struct sg_table *pages);
665 void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj,
666 struct sg_table *pages);
668 int i915_gem_gtt_reserve(struct i915_address_space *vm,
669 struct drm_mm_node *node,
670 u64 size, u64 offset, unsigned long color,
673 int i915_gem_gtt_insert(struct i915_address_space *vm,
674 struct drm_mm_node *node,
675 u64 size, u64 alignment, unsigned long color,
676 u64 start, u64 end, unsigned int flags);
678 /* Flags used by pin/bind&friends. */
679 #define PIN_NONBLOCK BIT_ULL(0)
680 #define PIN_NONFAULT BIT_ULL(1)
681 #define PIN_NOEVICT BIT_ULL(2)
682 #define PIN_MAPPABLE BIT_ULL(3)
683 #define PIN_ZONE_4G BIT_ULL(4)
684 #define PIN_HIGH BIT_ULL(5)
685 #define PIN_OFFSET_BIAS BIT_ULL(6)
686 #define PIN_OFFSET_FIXED BIT_ULL(7)
688 #define PIN_MBZ BIT_ULL(8) /* I915_VMA_PIN_OVERFLOW */
689 #define PIN_GLOBAL BIT_ULL(9) /* I915_VMA_GLOBAL_BIND */
690 #define PIN_USER BIT_ULL(10) /* I915_VMA_LOCAL_BIND */
691 #define PIN_UPDATE BIT_ULL(11)
693 #define PIN_OFFSET_MASK (-I915_GTT_PAGE_SIZE)