Commit f43e3be6 authored by Piotr Raczynski's avatar Piotr Raczynski Committed by Tony Nguyen
Browse files

ice: allocate devlink for subfunction 



Allocate devlink for subfunction instance.

Create header file for subfunction device. Define subfunction device
structure there as it is needed for devlink allocation.

Reviewed-by: default avatarPrzemek Kitszel <przemyslaw.kitszel@intel.com>
Reviewed-by: default avatarJiri Pirko <jiri@nvidia.com>
Signed-off-by: default avatarPiotr Raczynski <piotr.raczynski@intel.com>
Signed-off-by: default avatarMichal Swiatkowski <michal.swiatkowski@linux.intel.com>
Tested-by: default avatarRafal Romanowski <rafal.romanowski@intel.com>
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
parent 747967b0

drivers/net/ethernet/intel/ice/devlink/devlink.c

+31 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
#include "ice_eswitch.h"

#include "ice_fw_update.h"

#include "ice_dcb_lib.h"

#include "ice_sf_eth.h"



/* context for devlink info version reporting */

struct ice_info_ctx {
@@ -1282,6 +1283,8 @@ static const struct devlink_ops ice_devlink_ops = { 
	.port_new = ice_devlink_port_new,

};



static const struct devlink_ops ice_sf_devlink_ops;



static int

ice_devlink_enable_roce_get(struct devlink *devlink, u32 id,

			    struct devlink_param_gset_ctx *ctx)
@@ -1564,6 +1567,34 @@ struct ice_pf *ice_allocate_pf(struct device *dev) 
	return devlink_priv(devlink);

}



/**

 * ice_allocate_sf - Allocate devlink and return SF structure pointer

 * @dev: the device to allocate for

 * @pf: pointer to the PF structure

 *

 * Allocate a devlink instance for SF.

 *

 * Return: ice_sf_priv pointer to allocated memory or ERR_PTR in case of error

 */

struct ice_sf_priv *ice_allocate_sf(struct device *dev, struct ice_pf *pf)

{

	struct devlink *devlink;

	int err;



	devlink = devlink_alloc(&ice_sf_devlink_ops, sizeof(struct ice_sf_priv),

				dev);

	if (!devlink)

		return ERR_PTR(-ENOMEM);



	err = devl_nested_devlink_set(priv_to_devlink(pf), devlink);

	if (err) {

		devlink_free(devlink);

		return ERR_PTR(err);

	}



	return devlink_priv(devlink);

}



/**

 * ice_devlink_register - Register devlink interface for this PF

 * @pf: the PF to register the devlink for.

drivers/net/ethernet/intel/ice/devlink/devlink.h

+1 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
#define _ICE_DEVLINK_H_



struct ice_pf *ice_allocate_pf(struct device *dev);

struct ice_sf_priv *ice_allocate_sf(struct device *dev, struct ice_pf *pf);



void ice_devlink_register(struct ice_pf *pf);

void ice_devlink_unregister(struct ice_pf *pf);

drivers/net/ethernet/intel/ice/ice_sf_eth.h

0 → 100644
+15 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/* Copyright (c) 2024, Intel Corporation. */



#ifndef _ICE_SF_ETH_H_

#define _ICE_SF_ETH_H_



#include <linux/auxiliary_bus.h>

#include "ice.h"



struct ice_sf_priv {

	struct ice_sf_dev *dev;

	struct devlink_port devlink_port;

};



#endif /* _ICE_SF_ETH_H_ */