mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-27 11:19:37 +00:00
![Alan Tull](/assets/img/avatar_default.png)
Make it easy to add attributes to low level FPGA drivers the right way. Add attribute groups pointers to structures that are used when registering a manager, bridge, or group. When the low level driver registers, set the device attribute group. The attributes are created in device_add. Signed-off-by: Alan Tull <atull@kernel.org> Acked-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
#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
|
|
* @priv: private data
|
|
* @get_bridges: optional function to get bridges to a list
|
|
* @groups: optional attribute groups.
|
|
*/
|
|
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;
|
|
void *priv;
|
|
int (*get_bridges)(struct fpga_region *region);
|
|
const struct attribute_group **groups;
|
|
};
|
|
|
|
#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);
|
|
int fpga_region_register(struct device *dev, struct fpga_region *region);
|
|
int fpga_region_unregister(struct fpga_region *region);
|
|
|
|
#endif /* _FPGA_REGION_H */
|