xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/panfrost/panfrost_mmu.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #ifndef __PANFROST_MMU_H__
5*4882a593Smuzhiyun #define __PANFROST_MMU_H__
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun struct panfrost_gem_mapping;
8*4882a593Smuzhiyun struct panfrost_file_priv;
9*4882a593Smuzhiyun struct panfrost_mmu;
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun int panfrost_mmu_map(struct panfrost_gem_mapping *mapping);
12*4882a593Smuzhiyun void panfrost_mmu_unmap(struct panfrost_gem_mapping *mapping);
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun int panfrost_mmu_init(struct panfrost_device *pfdev);
15*4882a593Smuzhiyun void panfrost_mmu_fini(struct panfrost_device *pfdev);
16*4882a593Smuzhiyun void panfrost_mmu_reset(struct panfrost_device *pfdev);
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun u32 panfrost_mmu_as_get(struct panfrost_device *pfdev, struct panfrost_mmu *mmu);
19*4882a593Smuzhiyun void panfrost_mmu_as_put(struct panfrost_device *pfdev, struct panfrost_mmu *mmu);
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun struct panfrost_mmu *panfrost_mmu_ctx_get(struct panfrost_mmu *mmu);
22*4882a593Smuzhiyun void panfrost_mmu_ctx_put(struct panfrost_mmu *mmu);
23*4882a593Smuzhiyun struct panfrost_mmu *panfrost_mmu_ctx_create(struct panfrost_device *pfdev);
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #endif
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