xref: /linux/drivers/gpu/drm/panfrost/panfrost_mmu.h (revision f6e8dc9edf963dbc99085e54f6ced6da9daa6100)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
3 
4 #ifndef __PANFROST_MMU_H__
5 #define __PANFROST_MMU_H__
6 
7 struct panfrost_device;
8 struct panfrost_gem_mapping;
9 struct panfrost_file_priv;
10 struct panfrost_mmu;
11 
12 int panfrost_mmu_map(struct panfrost_gem_mapping *mapping);
13 void panfrost_mmu_unmap(struct panfrost_gem_mapping *mapping);
14 
15 int panfrost_mmu_init(struct panfrost_device *pfdev);
16 void panfrost_mmu_fini(struct panfrost_device *pfdev);
17 void panfrost_mmu_reset(struct panfrost_device *pfdev);
18 void panfrost_mmu_suspend_irq(struct panfrost_device *pfdev);
19 
20 int panfrost_mmu_as_get(struct panfrost_device *pfdev, struct panfrost_mmu *mmu);
21 void panfrost_mmu_as_put(struct panfrost_device *pfdev, struct panfrost_mmu *mmu);
22 
23 struct panfrost_mmu *panfrost_mmu_ctx_get(struct panfrost_mmu *mmu);
24 void panfrost_mmu_ctx_put(struct panfrost_mmu *mmu);
25 struct panfrost_mmu *panfrost_mmu_ctx_create(struct panfrost_device *pfdev);
26 
27 #endif
28