| /* SPDX-License-Identifier: GPL-2.0 */ |
| |
| #ifndef _FPGA_REGION_H |
| #define _FPGA_REGION_H |
| |
| #include <linux/device.h> |
| #include <linux/fpga/fpga-mgr.h> |
| #include <linux/fpga/fpga-bridge.h> |
| |
| /** |
| * struct fpga_region - FPGA Region structure |
| * @dev: FPGA Region device |
| * @mutex: enforces exclusive reference to region |
| * @bridge_list: list of FPGA bridges specified in region |
| * @mgr: FPGA manager |
| * @info: FPGA image info |
| * @compat_id: FPGA region id for compatibility check. |
| * @priv: private data |
| * @get_bridges: optional function to get bridges to a list |
| */ |
| struct fpga_region { |
| struct device dev; |
| struct mutex mutex; /* for exclusive reference to region */ |
| struct list_head bridge_list; |
| struct fpga_manager *mgr; |
| struct fpga_image_info *info; |
| struct fpga_compat_id *compat_id; |
| void *priv; |
| int (*get_bridges)(struct fpga_region *region); |
| }; |
| |
| #define to_fpga_region(d) container_of(d, struct fpga_region, dev) |
| |
| struct fpga_region *fpga_region_class_find( |
| struct device *start, const void *data, |
| int (*match)(struct device *, const void *)); |
| |
| int fpga_region_program_fpga(struct fpga_region *region); |
| |
| struct fpga_region |
| *fpga_region_create(struct device *dev, struct fpga_manager *mgr, |
| int (*get_bridges)(struct fpga_region *)); |
| void fpga_region_free(struct fpga_region *region); |
| int fpga_region_register(struct fpga_region *region); |
| void fpga_region_unregister(struct fpga_region *region); |
| |
| struct fpga_region |
| *devm_fpga_region_create(struct device *dev, struct fpga_manager *mgr, |
| int (*get_bridges)(struct fpga_region *)); |
| |
| #endif /* _FPGA_REGION_H */ |