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Commit 002516ed authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Doug Ledford
Browse files

IB/core: add a helper to check for READ WITH INVALIDATE support 



Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Tested-by: default avatarSteve Wise <swise@opengridcomputing.com>
Reviewed-by: default avatarSteve Wise <swise@opengridcomputing.com>
Reviewed-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent ff2ba993

include/rdma/ib_verbs.h

+12 −0
Original line number Diff line number Diff line
@@ -2318,6 +2318,18 @@ static inline bool rdma_cap_roce_gid_table(const struct ib_device *device, 
		device->add_gid && device->del_gid;

}



/*

 * Check if the device supports READ W/ INVALIDATE.

 */

static inline bool rdma_cap_read_inv(struct ib_device *dev, u32 port_num)

{

	/*

	 * iWarp drivers must support READ W/ INVALIDATE.  No other protocol

	 * has support for it yet.

	 */

	return rdma_protocol_iwarp(dev, port_num);

}



int ib_query_gid(struct ib_device *device,

		 u8 port_num, int index, union ib_gid *gid,

		 struct ib_gid_attr *attr);