projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 2c86e55d | 1 | /* SPDX-License-Identifier: MIT */ |
| 0260c420 | 2 | /* |
| 2c86e55d | 3 | * Copyright © 2020 Intel Corporation |
| 0260c420 BW |
4 | */ |
| 5 | ||
| 6 | #ifndef __I915_GEM_GTT_H__ | |
| 7 | #define __I915_GEM_GTT_H__ | |
| 8 | ||
| 8ef8561f | 9 | #include <linux/io-mapping.h> |
| 2c86e55d | 10 | #include <linux/types.h> |
| b32fa811 CW |
11 | |
| 12 | #include <drm/drm_mm.h> | |
| 8ef8561f | 13 | |
| 2c86e55d | 14 | #include "gt/intel_gtt.h" |
| 37d63f8f | 15 | #include "i915_scatterlist.h" |
| b0decaf7 | 16 | |
| 5e5d2e20 | 17 | struct drm_i915_gem_object; |
| 2c86e55d | 18 | struct i915_address_space; |
| 7e00897b | 19 | struct i915_gem_ww_ctx; |
| 0260c420 | 20 | |
| 0cfee2d7 JN |
21 | #define I915_COLOR_UNEVICTABLE (-1) /* a non-vma sharing the address space */ |
| 22 | ||
| 03ac84f1 CW |
23 | int __must_check i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj, |
| 24 | struct sg_table *pages); | |
| 25 | void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, | |
| 26 | struct sg_table *pages); | |
| 0260c420 | 27 | |
| 625d988a | 28 | int i915_gem_gtt_reserve(struct i915_address_space *vm, |
| 7e00897b | 29 | struct i915_gem_ww_ctx *ww, |
| 625d988a CW |
30 | struct drm_mm_node *node, |
| 31 | u64 size, u64 offset, unsigned long color, | |
| 32 | unsigned int flags); | |
| 33 | ||
| e007b19d | 34 | int i915_gem_gtt_insert(struct i915_address_space *vm, |
| 7e00897b | 35 | struct i915_gem_ww_ctx *ww, |
| e007b19d CW |
36 | struct drm_mm_node *node, |
| 37 | u64 size, u64 alignment, unsigned long color, | |
| 38 | u64 start, u64 end, unsigned int flags); | |
| 39 | ||
| 59bfa124 | 40 | /* Flags used by pin/bind&friends. */ |
| 6846895f CW |
41 | #define PIN_NOEVICT BIT_ULL(0) |
| 42 | #define PIN_NOSEARCH BIT_ULL(1) | |
| 43 | #define PIN_NONBLOCK BIT_ULL(2) | |
| b18fe4be CW |
44 | #define PIN_MAPPABLE BIT_ULL(3) |
| 45 | #define PIN_ZONE_4G BIT_ULL(4) | |
| 46 | #define PIN_HIGH BIT_ULL(5) | |
| 47 | #define PIN_OFFSET_BIAS BIT_ULL(6) | |
| 48 | #define PIN_OFFSET_FIXED BIT_ULL(7) | |
| 61102251 CW |
49 | #define PIN_OFFSET_GUARD BIT_ULL(8) |
| 50 | #define PIN_VALIDATE BIT_ULL(9) /* validate placement only, no need to call unpin() */ | |
| b18fe4be | 51 | |
| 2850748e CW |
52 | #define PIN_GLOBAL BIT_ULL(10) /* I915_VMA_GLOBAL_BIND */ |
| 53 | #define PIN_USER BIT_ULL(11) /* I915_VMA_LOCAL_BIND */ | |
| b18fe4be | 54 | |
| 2c86e55d | 55 | #define PIN_OFFSET_MASK I915_GTT_PAGE_MASK |
| 59bfa124 | 56 | |
| 0260c420 | 57 | #endif |