linux-stable/include/linux/fpga/fpga-region.h
Alan Tull fea82b7f66 fpga: add devm_fpga_region_create
Add devm_fpga_region_create() which is the
managed version of fpga_region_create().

Change current region drivers to use
devm_fpga_region_create().

Signed-off-by: Alan Tull <atull@kernel.org>
Suggested-by: Federico Vaga <federico.vaga@cern.ch>
Acked-by: Moritz Fischer <mdf@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-10-16 11:13:50 +02:00

51 lines
1.5 KiB
C

/* 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 */