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Commit aec57787 authored by Dennis Dalessandro's avatar Dennis Dalessandro Committed by Doug Ledford
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IB/rdmavt: Move driver helper functions to a common structure 



Drivers are going to need to provide multiple functions for rdmavt to
call in to. We already have one, so go ahead and push this into a
data structure designated for driver supplied functions.

Reviewed-by: default avatarMike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: default avatarIra Weiny <ira.weiny@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent ca889e8a

drivers/infiniband/sw/rdmavt/vt.c

+5 −1
Original line number Original line Diff line number Diff line
@@ -280,8 +280,12 @@ int rvt_register_device(struct rvt_dev_info *rdi) 
	spin_lock_init(&rdi->n_pds_lock);

	spin_lock_init(&rdi->n_pds_lock);

	rdi->n_pds_allocated = 0;

	rdi->n_pds_allocated = 0;





	/* Validate that drivers have provided the right functions */

	if (!rdi->driver_f.port_callback)

		return -EINVAL;



	/* We are now good to announce we exist */

	/* We are now good to announce we exist */

	return ib_register_device(&rdi->ibdev, rdi->port_callback);

	return ib_register_device(&rdi->ibdev, rdi->driver_f.port_callback);

}

}

EXPORT_SYMBOL(rvt_register_device);

EXPORT_SYMBOL(rvt_register_device);

include/rdma/rdma_vt.h

+15 −7
Original line number Original line Diff line number Diff line
@@ -383,6 +383,19 @@ struct rvt_driver_params { 
	 */

	 */

};

};





/*

 * Functions that drivers are required to support

 */

struct rvt_driver_provided {

	/*

	 * The work to create port files in /sys/class Infiniband is different

	 * depending on the driver. This should not be extracted away and

	 * instead drivers are responsible for setting the correct callback for

	 * this.

	 */

	int (*port_callback)(struct ib_device *, u8, struct kobject *);

};



/* Protection domain */

/* Protection domain */

struct rvt_pd {

struct rvt_pd {

	struct ib_pd ibpd;

	struct ib_pd ibpd;
@@ -407,13 +420,8 @@ struct rvt_dev_info { 




	/* PKey Table goes here */

	/* PKey Table goes here */





	/*

	/* Driver specific helper functions */

	 * The work to create port files in /sys/class Infiniband is different

	struct rvt_driver_provided driver_f;

	 * depending on the driver. This should not be extracted away and

	 * instead drivers are responsible for setting the correct callback for

	 * this.

	 */

	int (*port_callback)(struct ib_device *, u8, struct kobject *);





	/* Internal use */

	/* Internal use */

	int n_pds_allocated;

	int n_pds_allocated;