154 lines
5.8 KiB
C
154 lines
5.8 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2016 Cavium, Inc.
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*/
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#ifndef __CPT_COMMON_H
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#define __CPT_COMMON_H
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#include <asm/byteorder.h>
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#include <linux/delay.h>
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#include <linux/pci.h>
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#include "cpt_hw_types.h"
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/* Device ID */
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#define CPT_81XX_PCI_PF_DEVICE_ID 0xa040
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#define CPT_81XX_PCI_VF_DEVICE_ID 0xa041
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/* flags to indicate the features supported */
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#define CPT_FLAG_SRIOV_ENABLED BIT(1)
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#define CPT_FLAG_VF_DRIVER BIT(2)
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#define CPT_FLAG_DEVICE_READY BIT(3)
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#define cpt_sriov_enabled(cpt) ((cpt)->flags & CPT_FLAG_SRIOV_ENABLED)
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#define cpt_vf_driver(cpt) ((cpt)->flags & CPT_FLAG_VF_DRIVER)
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#define cpt_device_ready(cpt) ((cpt)->flags & CPT_FLAG_DEVICE_READY)
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#define CPT_MBOX_MSG_TYPE_ACK 1
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#define CPT_MBOX_MSG_TYPE_NACK 2
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#define CPT_MBOX_MSG_TIMEOUT 2000
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#define VF_STATE_DOWN 0
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#define VF_STATE_UP 1
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/*
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* CPT Registers map for 81xx
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*/
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/* PF registers */
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#define CPTX_PF_CONSTANTS(a) (0x0ll + ((u64)(a) << 36))
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#define CPTX_PF_RESET(a) (0x100ll + ((u64)(a) << 36))
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#define CPTX_PF_DIAG(a) (0x120ll + ((u64)(a) << 36))
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#define CPTX_PF_BIST_STATUS(a) (0x160ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_CTL(a) (0x200ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_FLIP(a) (0x210ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_INT(a) (0x220ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_INT_W1S(a) (0x230ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_ENA_W1S(a) (0x240ll + ((u64)(a) << 36))
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#define CPTX_PF_ECC0_ENA_W1C(a) (0x250ll + ((u64)(a) << 36))
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#define CPTX_PF_MBOX_INTX(a, b) \
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(0x400ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_MBOX_INT_W1SX(a, b) \
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(0x420ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_MBOX_ENA_W1CX(a, b) \
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(0x440ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_MBOX_ENA_W1SX(a, b) \
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(0x460ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_EXEC_INT(a) (0x500ll + 0x1000000000ll * ((a) & 0x1))
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#define CPTX_PF_EXEC_INT_W1S(a) (0x520ll + ((u64)(a) << 36))
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#define CPTX_PF_EXEC_ENA_W1C(a) (0x540ll + ((u64)(a) << 36))
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#define CPTX_PF_EXEC_ENA_W1S(a) (0x560ll + ((u64)(a) << 36))
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#define CPTX_PF_GX_EN(a, b) \
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(0x600ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_EXEC_INFO(a) (0x700ll + ((u64)(a) << 36))
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#define CPTX_PF_EXEC_BUSY(a) (0x800ll + ((u64)(a) << 36))
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#define CPTX_PF_EXEC_INFO0(a) (0x900ll + ((u64)(a) << 36))
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#define CPTX_PF_EXEC_INFO1(a) (0x910ll + ((u64)(a) << 36))
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#define CPTX_PF_INST_REQ_PC(a) (0x10000ll + ((u64)(a) << 36))
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#define CPTX_PF_INST_LATENCY_PC(a) \
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(0x10020ll + ((u64)(a) << 36))
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#define CPTX_PF_RD_REQ_PC(a) (0x10040ll + ((u64)(a) << 36))
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#define CPTX_PF_RD_LATENCY_PC(a) (0x10060ll + ((u64)(a) << 36))
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#define CPTX_PF_RD_UC_PC(a) (0x10080ll + ((u64)(a) << 36))
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#define CPTX_PF_ACTIVE_CYCLES_PC(a) (0x10100ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_CTL(a) (0x4000000ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_STATUS(a) (0x4000008ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_CLK(a) (0x4000010ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_DBG_CTL(a) (0x4000018ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_DBG_DATA(a) (0x4000020ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_BIST_STATUS(a) (0x4000028ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_REQ_TIMER(a) (0x4000030ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_MEM_CTL(a) (0x4000038ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_PERF_CTL(a) (0x4001000ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_DBG_CNTX(a, b) \
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(0x4001100ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_EXE_PERF_EVENT_CNT(a) (0x4001180ll + ((u64)(a) << 36))
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#define CPTX_PF_EXE_EPCI_INBX_CNT(a, b) \
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(0x4001200ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_EXE_EPCI_OUTBX_CNT(a, b) \
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(0x4001240ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_ENGX_UCODE_BASE(a, b) \
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(0x4002000ll + ((u64)(a) << 36) + ((b) << 3))
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#define CPTX_PF_QX_CTL(a, b) \
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(0x8000000ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_PF_QX_GMCTL(a, b) \
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(0x8000020ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_PF_QX_CTL2(a, b) \
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(0x8000100ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_PF_VFX_MBOXX(a, b, c) \
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(0x8001000ll + ((u64)(a) << 36) + ((b) << 20) + ((c) << 8))
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/* VF registers */
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#define CPTX_VQX_CTL(a, b) (0x100ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_SADDR(a, b) (0x200ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_WAIT(a, b) (0x400ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_INPROG(a, b) (0x410ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE(a, b) (0x420ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_ACK(a, b) (0x440ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_INT_W1S(a, b) (0x460ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_INT_W1C(a, b) (0x468ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_ENA_W1S(a, b) (0x470ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DONE_ENA_W1C(a, b) (0x478ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_MISC_INT(a, b) (0x500ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_MISC_INT_W1S(a, b) (0x508ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_MISC_ENA_W1S(a, b) (0x510ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_MISC_ENA_W1C(a, b) (0x518ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VQX_DOORBELL(a, b) (0x600ll + ((u64)(a) << 36) + ((b) << 20))
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#define CPTX_VFX_PF_MBOXX(a, b, c) \
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(0x1000ll + ((u64)(a) << 36) + ((b) << 20) + ((c) << 3))
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enum vftype {
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AE_TYPES = 1,
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SE_TYPES = 2,
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BAD_CPT_TYPES,
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};
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/* Max CPT devices supported */
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enum cpt_mbox_opcode {
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CPT_MSG_VF_UP = 1,
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CPT_MSG_VF_DOWN,
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CPT_MSG_READY,
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CPT_MSG_QLEN,
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CPT_MSG_QBIND_GRP,
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CPT_MSG_VQ_PRIORITY,
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};
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/* CPT mailbox structure */
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struct cpt_mbox {
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u64 msg; /* Message type MBOX[0] */
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u64 data;/* Data MBOX[1] */
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};
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/* Register read/write APIs */
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static inline void cpt_write_csr64(u8 __iomem *hw_addr, u64 offset,
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u64 val)
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{
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writeq(val, hw_addr + offset);
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}
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static inline u64 cpt_read_csr64(u8 __iomem *hw_addr, u64 offset)
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{
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return readq(hw_addr + offset);
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}
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#endif /* __CPT_COMMON_H */
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