1 /*******************************************************************************
2 *
3 * Copyright (c) 2015-2016 Intel Corporation. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenFabrics.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 *
33 *******************************************************************************/
34
35 #include "i40iw_osdep.h"
36 #include "i40iw_register.h"
37 #include "i40iw_status.h"
38 #include "i40iw_hmc.h"
39 #include "i40iw_d.h"
40 #include "i40iw_type.h"
41 #include "i40iw_p.h"
42 #include "i40iw_vf.h"
43
44 /**
45 * i40iw_manage_vf_pble_bp - manage vf pble
46 * @cqp: cqp for cqp' sq wqe
47 * @info: pble info
48 * @scratch: pointer for completion
49 * @post_sq: to post and ring
50 */
51 enum i40iw_status_code i40iw_manage_vf_pble_bp(struct i40iw_sc_cqp *cqp,
52 struct i40iw_manage_vf_pble_info *info,
53 u64 scratch,
54 bool post_sq)
55 {
56 u64 *wqe;
57 u64 temp, header, pd_pl_pba = 0;
58
59 wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch);
60 if (!wqe)
61 return I40IW_ERR_RING_FULL;
62
63 temp = LS_64(info->pd_entry_cnt, I40IW_CQPSQ_MVPBP_PD_ENTRY_CNT) |
64 LS_64(info->first_pd_index, I40IW_CQPSQ_MVPBP_FIRST_PD_INX) |
65 LS_64(info->sd_index, I40IW_CQPSQ_MVPBP_SD_INX);
66 set_64bit_val(wqe, 16, temp);
67
68 header = LS_64((info->inv_pd_ent ? 1 : 0), I40IW_CQPSQ_MVPBP_INV_PD_ENT) |
69 LS_64(I40IW_CQP_OP_MANAGE_VF_PBLE_BP, I40IW_CQPSQ_OPCODE) |
70 LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID);
71 set_64bit_val(wqe, 24, header);
72
73 pd_pl_pba = LS_64(info->pd_pl_pba >> 3, I40IW_CQPSQ_MVPBP_PD_PLPBA);
74 set_64bit_val(wqe, 32, pd_pl_pba);
75
76 i40iw_debug_buf(cqp->dev, I40IW_DEBUG_WQE, "MANAGE VF_PBLE_BP WQE", wqe, I40IW_CQP_WQE_SIZE * 8);
77
78 if (post_sq)
79 i40iw_sc_cqp_post_sq(cqp);
80 return 0;
81 }
82
83 const struct i40iw_vf_cqp_ops iw_vf_cqp_ops = {
84 i40iw_manage_vf_pble_bp
85 };