Yuval Mintz | fe56b9e | 2015-10-26 11:02:25 +0200 | [diff] [blame^] | 1 | /* QLogic qed NIC Driver |
| 2 | * Copyright (c) 2015 QLogic Corporation |
| 3 | * |
| 4 | * This software is available under the terms of the GNU General Public License |
| 5 | * (GPL) Version 2, available from the file COPYING in the main directory of |
| 6 | * this source tree. |
| 7 | */ |
| 8 | |
| 9 | #ifndef _QED_CXT_H |
| 10 | #define _QED_CXT_H |
| 11 | |
| 12 | #include <linux/types.h> |
| 13 | #include <linux/slab.h> |
| 14 | #include <linux/qed/qed_if.h> |
| 15 | #include "qed_hsi.h" |
| 16 | #include "qed.h" |
| 17 | |
| 18 | struct qed_cxt_info { |
| 19 | void *p_cxt; |
| 20 | u32 iid; |
| 21 | enum protocol_type type; |
| 22 | }; |
| 23 | |
| 24 | /** |
| 25 | * @brief qed_cxt_acquire - Acquire a new cid of a specific protocol type |
| 26 | * |
| 27 | * @param p_hwfn |
| 28 | * @param type |
| 29 | * @param p_cid |
| 30 | * |
| 31 | * @return int |
| 32 | */ |
| 33 | int qed_cxt_acquire_cid(struct qed_hwfn *p_hwfn, |
| 34 | enum protocol_type type, |
| 35 | u32 *p_cid); |
| 36 | |
| 37 | /** |
| 38 | * @brief qedo_cid_get_cxt_info - Returns the context info for a specific cid |
| 39 | * |
| 40 | * |
| 41 | * @param p_hwfn |
| 42 | * @param p_info in/out |
| 43 | * |
| 44 | * @return int |
| 45 | */ |
| 46 | int qed_cxt_get_cid_info(struct qed_hwfn *p_hwfn, |
| 47 | struct qed_cxt_info *p_info); |
| 48 | |
| 49 | enum qed_cxt_elem_type { |
| 50 | QED_ELEM_CXT, |
| 51 | QED_ELEM_TASK |
| 52 | }; |
| 53 | |
| 54 | /** |
| 55 | * @brief qed_cxt_set_pf_params - Set the PF params for cxt init |
| 56 | * |
| 57 | * @param p_hwfn |
| 58 | * |
| 59 | * @return int |
| 60 | */ |
| 61 | int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn); |
| 62 | |
| 63 | /** |
| 64 | * @brief qed_cxt_cfg_ilt_compute - compute ILT init parameters |
| 65 | * |
| 66 | * @param p_hwfn |
| 67 | * |
| 68 | * @return int |
| 69 | */ |
| 70 | int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn); |
| 71 | |
| 72 | /** |
| 73 | * @brief qed_cxt_mngr_alloc - Allocate and init the context manager struct |
| 74 | * |
| 75 | * @param p_hwfn |
| 76 | * |
| 77 | * @return int |
| 78 | */ |
| 79 | int qed_cxt_mngr_alloc(struct qed_hwfn *p_hwfn); |
| 80 | |
| 81 | /** |
| 82 | * @brief qed_cxt_mngr_free |
| 83 | * |
| 84 | * @param p_hwfn |
| 85 | */ |
| 86 | void qed_cxt_mngr_free(struct qed_hwfn *p_hwfn); |
| 87 | |
| 88 | /** |
| 89 | * @brief qed_cxt_tables_alloc - Allocate ILT shadow, Searcher T2, acquired map |
| 90 | * |
| 91 | * @param p_hwfn |
| 92 | * |
| 93 | * @return int |
| 94 | */ |
| 95 | int qed_cxt_tables_alloc(struct qed_hwfn *p_hwfn); |
| 96 | |
| 97 | /** |
| 98 | * @brief qed_cxt_mngr_setup - Reset the acquired CIDs |
| 99 | * |
| 100 | * @param p_hwfn |
| 101 | */ |
| 102 | void qed_cxt_mngr_setup(struct qed_hwfn *p_hwfn); |
| 103 | |
| 104 | /** |
| 105 | * @brief qed_cxt_hw_init_common - Initailze ILT and DQ, common phase, per path. |
| 106 | * |
| 107 | * |
| 108 | * |
| 109 | * @param p_hwfn |
| 110 | */ |
| 111 | void qed_cxt_hw_init_common(struct qed_hwfn *p_hwfn); |
| 112 | |
| 113 | /** |
| 114 | * @brief qed_cxt_hw_init_pf - Initailze ILT and DQ, PF phase, per path. |
| 115 | * |
| 116 | * |
| 117 | * |
| 118 | * @param p_hwfn |
| 119 | */ |
| 120 | void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn); |
| 121 | |
| 122 | /** |
| 123 | * @brief qed_qm_init_pf - Initailze the QM PF phase, per path |
| 124 | * |
| 125 | * @param p_hwfn |
| 126 | */ |
| 127 | |
| 128 | void qed_qm_init_pf(struct qed_hwfn *p_hwfn); |
| 129 | |
| 130 | /** |
| 131 | * @brief qed_cxt_release - Release a cid |
| 132 | * |
| 133 | * @param p_hwfn |
| 134 | * @param cid |
| 135 | */ |
| 136 | void qed_cxt_release_cid(struct qed_hwfn *p_hwfn, |
| 137 | u32 cid); |
| 138 | |
| 139 | #endif |