fpga: region: add fpga-region.h header
* Create fpga-region.h. * Export fpga_region_program_fpga. * Move struct fpga_region and other things to the header. This is a step in separating FPGA region common code from Device Tree support. Signed-off-by: Alan Tull <atull@kernel.org> Acked-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -18,6 +18,7 @@
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#include <linux/fpga/fpga-bridge.h>
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#include <linux/fpga/fpga-mgr.h>
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#include <linux/fpga/fpga-region.h>
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#include <linux/idr.h>
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#include <linux/kernel.h>
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#include <linux/list.h>
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@ -26,24 +27,6 @@
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#include <linux/slab.h>
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#include <linux/spinlock.h>
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/**
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* struct fpga_region - FPGA Region structure
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* @dev: FPGA Region device
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* @mutex: enforces exclusive reference to region
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* @bridge_list: list of FPGA bridges specified in region
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* @mgr: FPGA manager
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* @info: fpga image specific information
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*/
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struct fpga_region {
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struct device dev;
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struct mutex mutex; /* for exclusive reference to region */
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struct list_head bridge_list;
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struct fpga_manager *mgr;
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struct fpga_image_info *info;
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};
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#define to_fpga_region(d) container_of(d, struct fpga_region, dev)
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static DEFINE_IDA(fpga_region_ida);
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static struct class *fpga_region_class;
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@ -226,7 +209,7 @@ static int fpga_region_get_bridges(struct fpga_region *region,
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* Program an FPGA using fpga image info (region->info).
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* Return 0 for success or negative error code.
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*/
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static int fpga_region_program_fpga(struct fpga_region *region)
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int fpga_region_program_fpga(struct fpga_region *region)
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{
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struct device *dev = ®ion->dev;
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struct fpga_image_info *info = region->info;
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@ -282,6 +265,7 @@ err_put_region:
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return ret;
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}
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EXPORT_SYMBOL_GPL(fpga_region_program_fpga);
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/**
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* child_regions_with_firmware
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@ -667,5 +651,5 @@ subsys_initcall(fpga_region_init);
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module_exit(fpga_region_exit);
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MODULE_DESCRIPTION("FPGA Region");
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MODULE_AUTHOR("Alan Tull <atull@opensource.altera.com>");
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MODULE_AUTHOR("Alan Tull <atull@kernel.org>");
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MODULE_LICENSE("GPL v2");
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28
include/linux/fpga/fpga-region.h
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28
include/linux/fpga/fpga-region.h
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@ -0,0 +1,28 @@
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#ifndef _FPGA_REGION_H
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#define _FPGA_REGION_H
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#include <linux/device.h>
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#include <linux/fpga/fpga-mgr.h>
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#include <linux/fpga/fpga-bridge.h>
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/**
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* struct fpga_region - FPGA Region structure
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* @dev: FPGA Region device
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* @mutex: enforces exclusive reference to region
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* @bridge_list: list of FPGA bridges specified in region
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* @mgr: FPGA manager
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* @info: FPGA image info
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*/
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struct fpga_region {
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struct device dev;
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struct mutex mutex; /* for exclusive reference to region */
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struct list_head bridge_list;
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struct fpga_manager *mgr;
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struct fpga_image_info *info;
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};
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#define to_fpga_region(d) container_of(d, struct fpga_region, dev)
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int fpga_region_program_fpga(struct fpga_region *region);
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#endif /* _FPGA_REGION_H */
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