Dinh Nguyen | 84b124d | 2019-04-23 16:55:03 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Copyright (C) 2019 Intel Corporation <www.intel.com> |
| 4 | */ |
| 5 | |
| 6 | #ifndef __CACHE_H |
| 7 | #define __CACHE_H |
| 8 | |
| 9 | /* |
| 10 | * Structure for the cache controller |
| 11 | */ |
| 12 | struct cache_info { |
| 13 | phys_addr_t base; /* Base physical address of cache device. */ |
| 14 | }; |
| 15 | |
| 16 | struct cache_ops { |
| 17 | /** |
| 18 | * get_info() - Get basic cache info |
| 19 | * |
| 20 | * @dev: Device to check (UCLASS_CACHE) |
| 21 | * @info: Place to put info |
| 22 | * @return 0 if OK, -ve on error |
| 23 | */ |
| 24 | int (*get_info)(struct udevice *dev, struct cache_info *info); |
| 25 | }; |
| 26 | |
| 27 | #define cache_get_ops(dev) ((struct cache_ops *)(dev)->driver->ops) |
| 28 | |
| 29 | /** |
| 30 | * cache_get_info() - Get information about a cache controller |
| 31 | * |
| 32 | * @dev: Device to check (UCLASS_CACHE) |
| 33 | * @info: Returns cache info |
| 34 | * @return 0 if OK, -ve on error |
| 35 | */ |
| 36 | int cache_get_info(struct udevice *dev, struct cache_info *info); |
| 37 | |
| 38 | #endif |