1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun #ifndef _FPGA_REGION_H 4*4882a593Smuzhiyun #define _FPGA_REGION_H 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #include <linux/device.h> 7*4882a593Smuzhiyun #include <linux/fpga/fpga-mgr.h> 8*4882a593Smuzhiyun #include <linux/fpga/fpga-bridge.h> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun /** 11*4882a593Smuzhiyun * struct fpga_region - FPGA Region structure 12*4882a593Smuzhiyun * @dev: FPGA Region device 13*4882a593Smuzhiyun * @mutex: enforces exclusive reference to region 14*4882a593Smuzhiyun * @bridge_list: list of FPGA bridges specified in region 15*4882a593Smuzhiyun * @mgr: FPGA manager 16*4882a593Smuzhiyun * @info: FPGA image info 17*4882a593Smuzhiyun * @compat_id: FPGA region id for compatibility check. 18*4882a593Smuzhiyun * @priv: private data 19*4882a593Smuzhiyun * @get_bridges: optional function to get bridges to a list 20*4882a593Smuzhiyun */ 21*4882a593Smuzhiyun struct fpga_region { 22*4882a593Smuzhiyun struct device dev; 23*4882a593Smuzhiyun struct mutex mutex; /* for exclusive reference to region */ 24*4882a593Smuzhiyun struct list_head bridge_list; 25*4882a593Smuzhiyun struct fpga_manager *mgr; 26*4882a593Smuzhiyun struct fpga_image_info *info; 27*4882a593Smuzhiyun struct fpga_compat_id *compat_id; 28*4882a593Smuzhiyun void *priv; 29*4882a593Smuzhiyun int (*get_bridges)(struct fpga_region *region); 30*4882a593Smuzhiyun }; 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #define to_fpga_region(d) container_of(d, struct fpga_region, dev) 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun struct fpga_region *fpga_region_class_find( 35*4882a593Smuzhiyun struct device *start, const void *data, 36*4882a593Smuzhiyun int (*match)(struct device *, const void *)); 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun int fpga_region_program_fpga(struct fpga_region *region); 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun struct fpga_region 41*4882a593Smuzhiyun *fpga_region_create(struct device *dev, struct fpga_manager *mgr, 42*4882a593Smuzhiyun int (*get_bridges)(struct fpga_region *)); 43*4882a593Smuzhiyun void fpga_region_free(struct fpga_region *region); 44*4882a593Smuzhiyun int fpga_region_register(struct fpga_region *region); 45*4882a593Smuzhiyun void fpga_region_unregister(struct fpga_region *region); 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun struct fpga_region 48*4882a593Smuzhiyun *devm_fpga_region_create(struct device *dev, struct fpga_manager *mgr, 49*4882a593Smuzhiyun int (*get_bridges)(struct fpga_region *)); 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun #endif /* _FPGA_REGION_H */ 52