Commit 6f992271 authored by Tom Rix's avatar Tom Rix Committed by Moritz Fischer
Browse files

fpga: fpga-mgr: wrap the status() op 



An FPGA manager is not required to provide a status() op.
Add a wrapper consistent with the other op wrappers.
Move the op check to the wrapper.
Default to 0, no errors to report.

[mdf@kernel.org: Reworded first line]
Signed-off-by: default avatarTom Rix <trix@redhat.com>
Signed-off-by: default avatarMoritz Fischer <mdf@kernel.org>
parent 8ebab40f

drivers/fpga/fpga-mgr.c

+8 −4
Original line number Diff line number Diff line
@@ -25,6 +25,13 @@ struct fpga_mgr_devres { 
	struct fpga_manager *mgr;

};



static inline u64 fpga_mgr_status(struct fpga_manager *mgr)

{

	if (mgr->mops->status)

		return mgr->mops->status(mgr);

	return 0;

}



static inline int fpga_mgr_write(struct fpga_manager *mgr, const char *buf, size_t count)

{

	if (mgr->mops->write)
@@ -434,10 +441,7 @@ static ssize_t status_show(struct device *dev, 
	u64 status;

	int len = 0;



	if (!mgr->mops->status)

		return -ENOENT;



	status = mgr->mops->status(mgr);

	status = fpga_mgr_status(mgr);



	if (status & FPGA_MGR_STATUS_OPERATION_ERR)

		len += sprintf(buf + len, "reconfig operation error\n");