1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2018 Cavium, Inc 3 */ 4 5 #ifndef _OTX_CRYPTODEV_MBOX_H_ 6 #define _OTX_CRYPTODEV_MBOX_H_ 7 8 #include <rte_byteorder.h> 9 #include <rte_common.h> 10 11 #include "cpt_common.h" 12 #include "cpt_pmd_logs.h" 13 14 #include "otx_cryptodev_hw_access.h" 15 16 #define OTX_CPT_MBOX_MSG_TIMEOUT 2000 /* In Milli Seconds */ 17 18 /* CPT mailbox structure */ 19 struct cpt_mbox { 20 /** Message type MBOX[0] */ 21 uint64_t msg; 22 /** Data MBOX[1] */ 23 uint64_t data; 24 }; 25 26 /* PF-VF message opcodes */ 27 enum otx_cpt_mbox_opcode { 28 OTX_CPT_MSG_VF_UP = 1, 29 OTX_CPT_MSG_VF_DOWN, 30 OTX_CPT_MSG_READY, 31 OTX_CPT_MSG_QLEN, 32 OTX_CPT_MSG_QBIND_GRP, 33 OTX_CPT_MSG_VQ_PRIORITY, 34 OTX_CPT_MSG_PF_TYPE, 35 OTX_CPT_MBOX_MSG_TYPE_ACK, 36 OTX_CPT_MBOX_MSG_TYPE_NACK 37 }; 38 39 typedef union { 40 uint64_t u64; 41 struct { 42 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN 43 uint32_t chip_id; 44 uint8_t vfid; 45 uint8_t reserved[3]; 46 #else 47 uint8_t reserved[3]; 48 uint8_t vfid; 49 uint32_t chip_id; 50 #endif 51 } s; 52 } otx_cpt_chipid_vfid_t; 53 54 /* Poll handler to handle mailbox messages from VFs */ 55 void 56 otx_cpt_handle_mbox_intr(struct cpt_vf *cptvf); 57 58 /* 59 * Checks if VF is able to comminicate with PF 60 * and also gets the CPT number this VF is associated to. 61 */ 62 int 63 otx_cpt_check_pf_ready(struct cpt_vf *cptvf); 64 65 /* 66 * Communicate VQs size to PF to program CPT(0)_PF_Q(0-15)_CTL of the VF. 67 * Must be ACKed. 68 */ 69 int 70 otx_cpt_send_vq_size_msg(struct cpt_vf *cptvf); 71 72 /* 73 * Communicate VF group required to PF and get the VQ binded to that group 74 */ 75 int 76 otx_cpt_send_vf_grp_msg(struct cpt_vf *cptvf, uint32_t group); 77 78 /* 79 * Communicate to PF that VF is UP and running 80 */ 81 int 82 otx_cpt_send_vf_up(struct cpt_vf *cptvf); 83 84 /* 85 * Communicate to PF that VF is DOWN and running 86 */ 87 int 88 otx_cpt_send_vf_down(struct cpt_vf *cptvf); 89 90 #endif /* _OTX_CRYPTODEV_MBOX_H_ */ 91