mirror of https://github.com/F-Stack/f-stack.git
84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2017 Cavium, Inc
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*/
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#ifndef __OCTEONTX_PKO_H__
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#define __OCTEONTX_PKO_H__
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#include <octeontx_mbox.h>
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/* PKO maximum constants */
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#define PKO_VF_MAX (32)
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#define PKO_VF_NUM_DQ (8)
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#define PKO_MAX_NUM_DQ (8)
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#define PKO_DQ_DRAIN_TO (1000)
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#define PKO_DQ_FC_SKID (4)
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#define PKO_DQ_FC_DEPTH_PAGES (2048)
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#define PKO_DQ_FC_STRIDE_16 (16)
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#define PKO_DQ_FC_STRIDE_128 (128)
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#define PKO_DQ_FC_STRIDE PKO_DQ_FC_STRIDE_16
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#define PKO_DQ_KIND_BIT 49
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#define PKO_DQ_STATUS_BIT 60
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#define PKO_DQ_OP_BIT 48
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/* PKO VF register offsets from VF_BAR0 */
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#define PKO_VF_DQ_SW_XOFF(gdq) (0x000100 | (gdq) << 17)
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#define PKO_VF_DQ_WM_CTL(gdq) (0x000130 | (gdq) << 17)
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#define PKO_VF_DQ_WM_CNT(gdq) (0x000150 | (gdq) << 17)
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#define PKO_VF_DQ_FC_CONFIG (0x000160)
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#define PKO_VF_DQ_FC_STATUS(gdq) (0x000168 | (gdq) << 17)
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#define PKO_VF_DQ_OP_SEND(gdq, op) (0x001000 | (gdq) << 17 | (op) << 3)
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#define PKO_VF_DQ_OP_OPEN(gdq) (0x001100 | (gdq) << 17)
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#define PKO_VF_DQ_OP_CLOSE(gdq) (0x001200 | (gdq) << 17)
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#define PKO_VF_DQ_OP_QUERY(gdq) (0x001300 | (gdq) << 17)
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/* pko_send_hdr_s + pko_send_link */
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#define PKO_CMD_SZ (2 << 1)
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#define PKO_SEND_BUFLINK_SUBDC (0x0ull << 60)
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#define PKO_SEND_BUFLINK_LDTYPE(x) ((x) << 58)
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#define PKO_SEND_BUFLINK_GAUAR(x) ((x) << 24)
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#define PKO_SEND_GATHER_SUBDC (0x2ull << 60)
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#define PKO_SEND_GATHER_LDTYPE(x) ((x) << 58)
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#define PKO_SEND_GATHER_GAUAR(x) ((x) << 24)
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#define OCTEONTX_PKO_COPROC 4
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#define MBOX_PKO_MTU_CONFIG 1
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typedef struct mbox_pko_mtu_cfg {
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uint32_t mtu;
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} mbox_pko_mtu_cfg_t;
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typedef struct octeontx_dq_s {
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void *lmtline_va;
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void *ioreg_va;
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void *fc_status_va;
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} octeontx_dq_t;
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/**
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* Function for extracting information out of a given DQ.
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*
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* It is intended to be used in slow path (configuration) in
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* octeontx_pko_channel_query().
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*
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* @param dq The DQ to extract information from.
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* @param out Pointer to the user's structure he wants to fill.
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*/
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typedef void (*octeontx_pko_dq_getter_t)(octeontx_dq_t *dq, void *out);
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int
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octeontx_pko_channel_query_dqs(int chanid, void *out, size_t out_elem_size,
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size_t dq_num, octeontx_pko_dq_getter_t getter);
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int octeontx_pko_channel_open(int dq_base, int dq_num, int chanid);
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int octeontx_pko_channel_close(int chanid);
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int octeontx_pko_channel_start(int chanid);
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int octeontx_pko_channel_stop(int chanid);
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int octeontx_pko_vf_count(void);
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size_t octeontx_pko_get_vfid(void);
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int octeontx_pko_init_fc(const size_t pko_vf_count);
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void octeontx_pko_fc_free(void);
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int octeontx_pko_send_mtu(int port, int mtu);
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#endif /* __OCTEONTX_PKO_H__ */
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