1 /*
2 * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32 #ifndef __CXIO_RESOURCE_H__
33 #define __CXIO_RESOURCE_H__
34
35 #include <linux/kernel.h>
36 #include <linux/random.h>
37 #include <linux/slab.h>
38 #include <linux/kfifo.h>
39 #include <linux/spinlock.h>
40 #include <linux/errno.h>
41 #include <linux/genalloc.h>
42 #include "cxio_hal.h"
43
44 extern int cxio_hal_init_rhdl_resource(u32 nr_rhdl);
45 extern void cxio_hal_destroy_rhdl_resource(void);
46 extern int cxio_hal_init_resource(struct cxio_rdev *rdev_p,
47 u32 nr_tpt, u32 nr_pbl,
48 u32 nr_rqt, u32 nr_qpid, u32 nr_cqid,
49 u32 nr_pdid);
50 extern u32 cxio_hal_get_stag(struct cxio_hal_resource *rscp);
51 extern void cxio_hal_put_stag(struct cxio_hal_resource *rscp, u32 stag);
52 extern u32 cxio_hal_get_qpid(struct cxio_hal_resource *rscp);
53 extern void cxio_hal_put_qpid(struct cxio_hal_resource *rscp, u32 qpid);
54 extern u32 cxio_hal_get_cqid(struct cxio_hal_resource *rscp);
55 extern void cxio_hal_put_cqid(struct cxio_hal_resource *rscp, u32 cqid);
56 extern void cxio_hal_destroy_resource(struct cxio_hal_resource *rscp);
57
58 #define PBL_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.pbl_base )
59 extern int cxio_hal_pblpool_create(struct cxio_rdev *rdev_p);
60 extern void cxio_hal_pblpool_destroy(struct cxio_rdev *rdev_p);
61 extern u32 cxio_hal_pblpool_alloc(struct cxio_rdev *rdev_p, int size);
62 extern void cxio_hal_pblpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);
63
64 #define RQT_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.rqt_base )
65 extern int cxio_hal_rqtpool_create(struct cxio_rdev *rdev_p);
66 extern void cxio_hal_rqtpool_destroy(struct cxio_rdev *rdev_p);
67 extern u32 cxio_hal_rqtpool_alloc(struct cxio_rdev *rdev_p, int size);
68 extern void cxio_hal_rqtpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);
69 #endif
70
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