xref: /linux/drivers/gpu/drm/xe/xe_vram.h (revision e3966940559d52aa1800a008dcfeec218dd31f88)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2024 Intel Corporation
4  */
5 
6 #ifndef _XE_VRAM_H_
7 #define _XE_VRAM_H_
8 
9 #include <linux/types.h>
10 
11 struct xe_device;
12 struct xe_vram_region;
13 
14 void xe_vram_resize_bar(struct xe_device *xe);
15 int xe_vram_probe(struct xe_device *xe);
16 
17 struct xe_vram_region *xe_vram_region_alloc(struct xe_device *xe, u8 id, u32 placement);
18 
19 resource_size_t xe_vram_region_io_start(const struct xe_vram_region *vram);
20 resource_size_t xe_vram_region_io_size(const struct xe_vram_region *vram);
21 resource_size_t xe_vram_region_dpa_base(const struct xe_vram_region *vram);
22 resource_size_t xe_vram_region_usable_size(const struct xe_vram_region *vram);
23 resource_size_t xe_vram_region_actual_physical_size(const struct xe_vram_region *vram);
24 
25 #endif
26