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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/infiniband/hw/cxgb3/cxio_resource.h
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/*

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 * Copyright (c) 2006 Chelsio, Inc. All rights reserved.

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 *

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 * This software is available to you under a choice of one of two

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 * licenses.  You may choose to be licensed under the terms of the GNU

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 * General Public License (GPL) Version 2, available from the file

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 * COPYING in the main directory of this source tree, or the

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 * OpenIB.org BSD license below:

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 *

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 *     Redistribution and use in source and binary forms, with or

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 *     without modification, are permitted provided that the following

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 *     conditions are met:

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 *

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 *      - Redistributions of source code must retain the above

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 *        copyright notice, this list of conditions and the following

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 *        disclaimer.

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 *

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 *      - Redistributions in binary form must reproduce the above

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 *        copyright notice, this list of conditions and the following

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 *        disclaimer in the documentation and/or other materials

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 *        provided with the distribution.

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 *

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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

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 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

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 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

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 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

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 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

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 * SOFTWARE.

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 */

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#ifndef __CXIO_RESOURCE_H__

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#define __CXIO_RESOURCE_H__

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#include <linux/kernel.h>

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#include <linux/random.h>

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#include <linux/slab.h>

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#include <linux/kfifo.h>

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#include <linux/spinlock.h>

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#include <linux/errno.h>

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#include <linux/genalloc.h>

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#include "cxio_hal.h"

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extern int cxio_hal_init_rhdl_resource(u32 nr_rhdl);

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extern void cxio_hal_destroy_rhdl_resource(void);

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extern int cxio_hal_init_resource(struct cxio_rdev *rdev_p,

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				  u32 nr_tpt, u32 nr_pbl,

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				  u32 nr_rqt, u32 nr_qpid, u32 nr_cqid,

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				  u32 nr_pdid);

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extern u32 cxio_hal_get_stag(struct cxio_hal_resource *rscp);

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extern void cxio_hal_put_stag(struct cxio_hal_resource *rscp, u32 stag);

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extern u32 cxio_hal_get_qpid(struct cxio_hal_resource *rscp);

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extern void cxio_hal_put_qpid(struct cxio_hal_resource *rscp, u32 qpid);

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extern u32 cxio_hal_get_cqid(struct cxio_hal_resource *rscp);

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extern void cxio_hal_put_cqid(struct cxio_hal_resource *rscp, u32 cqid);

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extern void cxio_hal_destroy_resource(struct cxio_hal_resource *rscp);

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#define PBL_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.pbl_base )

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extern int cxio_hal_pblpool_create(struct cxio_rdev *rdev_p);

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extern void cxio_hal_pblpool_destroy(struct cxio_rdev *rdev_p);

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extern u32 cxio_hal_pblpool_alloc(struct cxio_rdev *rdev_p, int size);

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extern void cxio_hal_pblpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);

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#define RQT_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.rqt_base )

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extern int cxio_hal_rqtpool_create(struct cxio_rdev *rdev_p);

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extern void cxio_hal_rqtpool_destroy(struct cxio_rdev *rdev_p);

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extern u32 cxio_hal_rqtpool_alloc(struct cxio_rdev *rdev_p, int size);

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extern void cxio_hal_rqtpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);

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#endif

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