diff options
Diffstat (limited to 'drivers/crypto/octeontx/otx_cryptodev_mbox.h')
-rw-r--r-- | drivers/crypto/octeontx/otx_cryptodev_mbox.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/crypto/octeontx/otx_cryptodev_mbox.h b/drivers/crypto/octeontx/otx_cryptodev_mbox.h new file mode 100644 index 00000000..b05d1c50 --- /dev/null +++ b/drivers/crypto/octeontx/otx_cryptodev_mbox.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Cavium, Inc + */ + +#ifndef _OTX_CRYPTODEV_MBOX_H_ +#define _OTX_CRYPTODEV_MBOX_H_ + +#include <rte_byteorder.h> +#include <rte_common.h> + +#include "cpt_common.h" +#include "cpt_pmd_logs.h" + +#include "otx_cryptodev_hw_access.h" + +#define OTX_CPT_MBOX_MSG_TIMEOUT 2000 /* In Milli Seconds */ + +#define OTX_CPT_MBOX_MSG_TYPE_REQ 0 +#define OTX_CPT_MBOX_MSG_TYPE_ACK 1 +#define OTX_CPT_MBOX_MSG_TYPE_NACK 2 +#define OTX_CPT_MBOX_MSG_TYPE_NOP 3 + +/* CPT mailbox structure */ +struct cpt_mbox { + /** Message type MBOX[0] */ + uint64_t msg; + /** Data MBOX[1] */ + uint64_t data; +}; + +typedef enum { + OTX_CPT_MSG_VF_UP = 1, + OTX_CPT_MSG_VF_DOWN, + OTX_CPT_MSG_READY, + OTX_CPT_MSG_QLEN, + OTX_CPT_MSG_QBIND_GRP, + OTX_CPT_MSG_VQ_PRIORITY, + OTX_CPT_MSG_PF_TYPE, +} otx_cpt_mbox_opcode_t; + +typedef union { + uint64_t u64; + struct { +#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN + uint32_t chip_id; + uint8_t vfid; + uint8_t reserved[3]; +#else + uint8_t reserved[3]; + uint8_t vfid; + uint32_t chip_id; +#endif + } s; +} otx_cpt_chipid_vfid_t; + +/* Poll handler to handle mailbox messages from VFs */ +void +otx_cpt_handle_mbox_intr(struct cpt_vf *cptvf); + +/* + * Checks if VF is able to comminicate with PF + * and also gets the CPT number this VF is associated to. + */ +int +otx_cpt_check_pf_ready(struct cpt_vf *cptvf); + +/* + * Communicate VQs size to PF to program CPT(0)_PF_Q(0-15)_CTL of the VF. + * Must be ACKed. + */ +int +otx_cpt_send_vq_size_msg(struct cpt_vf *cptvf); + +/* + * Communicate VF group required to PF and get the VQ binded to that group + */ +int +otx_cpt_send_vf_grp_msg(struct cpt_vf *cptvf, uint32_t group); + +/* + * Communicate to PF that VF is UP and running + */ +int +otx_cpt_send_vf_up(struct cpt_vf *cptvf); + +/* + * Communicate to PF that VF is DOWN and running + */ +int +otx_cpt_send_vf_down(struct cpt_vf *cptvf); + +#endif /* _OTX_CRYPTODEV_MBOX_H_ */ |