mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-23 19:43:33 +00:00
0008e9a69d
Adds support for Network Interface controllers found on OcteonTX SoC platforms. Signed-off-by: Suneel Garapati <sgarapati@marvell.com> Signed-off-by: Stefan Roese <sr@denx.de> Cc: Joe Hershberger <joe.hershberger@ni.com>
353 lines
9.4 KiB
C
353 lines
9.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0
|
|
*
|
|
* Copyright (C) 2018 Marvell International Ltd.
|
|
*/
|
|
|
|
#ifndef NICVF_QUEUES_H
|
|
#define NICVF_QUEUES_H
|
|
|
|
#include "q_struct.h"
|
|
|
|
#define MAX_QUEUE_SET 128
|
|
#define MAX_RCV_QUEUES_PER_QS 8
|
|
#define MAX_RCV_BUF_DESC_RINGS_PER_QS 2
|
|
#define MAX_SND_QUEUES_PER_QS 8
|
|
#define MAX_CMP_QUEUES_PER_QS 8
|
|
|
|
/* VF's queue interrupt ranges */
|
|
#define NICVF_INTR_ID_CQ 0
|
|
#define NICVF_INTR_ID_SQ 8
|
|
#define NICVF_INTR_ID_RBDR 16
|
|
#define NICVF_INTR_ID_MISC 18
|
|
#define NICVF_INTR_ID_QS_ERR 19
|
|
|
|
#define RBDR_SIZE0 0ULL /* 8K entries */
|
|
#define RBDR_SIZE1 1ULL /* 16K entries */
|
|
#define RBDR_SIZE2 2ULL /* 32K entries */
|
|
#define RBDR_SIZE3 3ULL /* 64K entries */
|
|
#define RBDR_SIZE4 4ULL /* 126K entries */
|
|
#define RBDR_SIZE5 5ULL /* 256K entries */
|
|
#define RBDR_SIZE6 6ULL /* 512K entries */
|
|
|
|
#define SND_QUEUE_SIZE0 0ULL /* 1K entries */
|
|
#define SND_QUEUE_SIZE1 1ULL /* 2K entries */
|
|
#define SND_QUEUE_SIZE2 2ULL /* 4K entries */
|
|
#define SND_QUEUE_SIZE3 3ULL /* 8K entries */
|
|
#define SND_QUEUE_SIZE4 4ULL /* 16K entries */
|
|
#define SND_QUEUE_SIZE5 5ULL /* 32K entries */
|
|
#define SND_QUEUE_SIZE6 6ULL /* 64K entries */
|
|
|
|
#define CMP_QUEUE_SIZE0 0ULL /* 1K entries */
|
|
#define CMP_QUEUE_SIZE1 1ULL /* 2K entries */
|
|
#define CMP_QUEUE_SIZE2 2ULL /* 4K entries */
|
|
#define CMP_QUEUE_SIZE3 3ULL /* 8K entries */
|
|
#define CMP_QUEUE_SIZE4 4ULL /* 16K entries */
|
|
#define CMP_QUEUE_SIZE5 5ULL /* 32K entries */
|
|
#define CMP_QUEUE_SIZE6 6ULL /* 64K entries */
|
|
|
|
/* Default queue count per QS, its lengths and threshold values */
|
|
#define RBDR_CNT 1
|
|
#define RCV_QUEUE_CNT 1
|
|
#define SND_QUEUE_CNT 1
|
|
#define CMP_QUEUE_CNT 1 /* Max of RCV and SND qcount */
|
|
|
|
#define SND_QSIZE SND_QUEUE_SIZE0
|
|
#define SND_QUEUE_LEN BIT_ULL((SND_QSIZE + 10))
|
|
#define SND_QUEUE_THRESH 2ULL
|
|
#define MIN_SQ_DESC_PER_PKT_XMIT 2
|
|
#define MAX_CQE_PER_PKT_XMIT 2
|
|
|
|
#define CMP_QSIZE CMP_QUEUE_SIZE0
|
|
#define CMP_QUEUE_LEN BIT_ULL((CMP_QSIZE + 10))
|
|
#define CMP_QUEUE_CQE_THRESH 0
|
|
#define CMP_QUEUE_TIMER_THRESH 1 /* 1 ms */
|
|
|
|
#define RBDR_SIZE RBDR_SIZE0
|
|
#define RCV_BUF_COUNT BIT_ULL((RBDR_SIZE + 13))
|
|
#define RBDR_THRESH (RCV_BUF_COUNT / 2)
|
|
#define DMA_BUFFER_LEN 2048 /* In multiples of 128bytes */
|
|
#define RCV_FRAG_LEN DMA_BUFFER_LEN
|
|
|
|
#define MAX_CQES_FOR_TX ((SND_QUEUE_LEN / MIN_SQ_DESC_PER_PKT_XMIT) *\
|
|
MAX_CQE_PER_PKT_XMIT)
|
|
#define RQ_CQ_DROP ((CMP_QUEUE_LEN - MAX_CQES_FOR_TX) / 256)
|
|
|
|
/* Descriptor size */
|
|
#define SND_QUEUE_DESC_SIZE 16 /* 128 bits */
|
|
#define CMP_QUEUE_DESC_SIZE 512
|
|
|
|
/* Buffer / descriptor alignments */
|
|
#define NICVF_RCV_BUF_ALIGN 7
|
|
#define NICVF_RCV_BUF_ALIGN_BYTES BIT_ULL(NICVF_RCV_BUF_ALIGN)
|
|
#define NICVF_CQ_BASE_ALIGN_BYTES 512 /* 9 bits */
|
|
#define NICVF_SQ_BASE_ALIGN_BYTES 128 /* 7 bits */
|
|
|
|
#define NICVF_ALIGNED_ADDR(ADDR, ALIGN_BYTES) ALIGN(ADDR, ALIGN_BYTES)
|
|
|
|
/* Queue enable/disable */
|
|
#define NICVF_SQ_EN BIT_ULL(19)
|
|
|
|
/* Queue reset */
|
|
#define NICVF_CQ_RESET BIT_ULL(41)
|
|
#define NICVF_SQ_RESET BIT_ULL(17)
|
|
#define NICVF_RBDR_RESET BIT_ULL(43)
|
|
|
|
enum CQ_RX_ERRLVL_E {
|
|
CQ_ERRLVL_MAC,
|
|
CQ_ERRLVL_L2,
|
|
CQ_ERRLVL_L3,
|
|
CQ_ERRLVL_L4,
|
|
};
|
|
|
|
enum CQ_RX_ERROP_E {
|
|
CQ_RX_ERROP_RE_NONE = 0x0,
|
|
CQ_RX_ERROP_RE_PARTIAL = 0x1,
|
|
CQ_RX_ERROP_RE_JABBER = 0x2,
|
|
CQ_RX_ERROP_RE_FCS = 0x7,
|
|
CQ_RX_ERROP_RE_TERMINATE = 0x9,
|
|
CQ_RX_ERROP_RE_RX_CTL = 0xb,
|
|
CQ_RX_ERROP_PREL2_ERR = 0x1f,
|
|
CQ_RX_ERROP_L2_FRAGMENT = 0x20,
|
|
CQ_RX_ERROP_L2_OVERRUN = 0x21,
|
|
CQ_RX_ERROP_L2_PFCS = 0x22,
|
|
CQ_RX_ERROP_L2_PUNY = 0x23,
|
|
CQ_RX_ERROP_L2_MAL = 0x24,
|
|
CQ_RX_ERROP_L2_OVERSIZE = 0x25,
|
|
CQ_RX_ERROP_L2_UNDERSIZE = 0x26,
|
|
CQ_RX_ERROP_L2_LENMISM = 0x27,
|
|
CQ_RX_ERROP_L2_PCLP = 0x28,
|
|
CQ_RX_ERROP_IP_NOT = 0x41,
|
|
CQ_RX_ERROP_IP_CSUM_ERR = 0x42,
|
|
CQ_RX_ERROP_IP_MAL = 0x43,
|
|
CQ_RX_ERROP_IP_MALD = 0x44,
|
|
CQ_RX_ERROP_IP_HOP = 0x45,
|
|
CQ_RX_ERROP_L3_ICRC = 0x46,
|
|
CQ_RX_ERROP_L3_PCLP = 0x47,
|
|
CQ_RX_ERROP_L4_MAL = 0x61,
|
|
CQ_RX_ERROP_L4_CHK = 0x62,
|
|
CQ_RX_ERROP_UDP_LEN = 0x63,
|
|
CQ_RX_ERROP_L4_PORT = 0x64,
|
|
CQ_RX_ERROP_TCP_FLAG = 0x65,
|
|
CQ_RX_ERROP_TCP_OFFSET = 0x66,
|
|
CQ_RX_ERROP_L4_PCLP = 0x67,
|
|
CQ_RX_ERROP_RBDR_TRUNC = 0x70,
|
|
};
|
|
|
|
enum CQ_TX_ERROP_E {
|
|
CQ_TX_ERROP_GOOD = 0x0,
|
|
CQ_TX_ERROP_DESC_FAULT = 0x10,
|
|
CQ_TX_ERROP_HDR_CONS_ERR = 0x11,
|
|
CQ_TX_ERROP_SUBDC_ERR = 0x12,
|
|
CQ_TX_ERROP_IMM_SIZE_OFLOW = 0x80,
|
|
CQ_TX_ERROP_DATA_SEQUENCE_ERR = 0x81,
|
|
CQ_TX_ERROP_MEM_SEQUENCE_ERR = 0x82,
|
|
CQ_TX_ERROP_LOCK_VIOL = 0x83,
|
|
CQ_TX_ERROP_DATA_FAULT = 0x84,
|
|
CQ_TX_ERROP_TSTMP_CONFLICT = 0x85,
|
|
CQ_TX_ERROP_TSTMP_TIMEOUT = 0x86,
|
|
CQ_TX_ERROP_MEM_FAULT = 0x87,
|
|
CQ_TX_ERROP_CK_OVERLAP = 0x88,
|
|
CQ_TX_ERROP_CK_OFLOW = 0x89,
|
|
CQ_TX_ERROP_ENUM_LAST = 0x8a,
|
|
};
|
|
|
|
struct cmp_queue_stats {
|
|
struct rx_stats {
|
|
struct {
|
|
u64 mac_errs;
|
|
u64 l2_errs;
|
|
u64 l3_errs;
|
|
u64 l4_errs;
|
|
} errlvl;
|
|
struct {
|
|
u64 good;
|
|
u64 partial_pkts;
|
|
u64 jabber_errs;
|
|
u64 fcs_errs;
|
|
u64 terminate_errs;
|
|
u64 bgx_rx_errs;
|
|
u64 prel2_errs;
|
|
u64 l2_frags;
|
|
u64 l2_overruns;
|
|
u64 l2_pfcs;
|
|
u64 l2_puny;
|
|
u64 l2_hdr_malformed;
|
|
u64 l2_oversize;
|
|
u64 l2_undersize;
|
|
u64 l2_len_mismatch;
|
|
u64 l2_pclp;
|
|
u64 non_ip;
|
|
u64 ip_csum_err;
|
|
u64 ip_hdr_malformed;
|
|
u64 ip_payload_malformed;
|
|
u64 ip_hop_errs;
|
|
u64 l3_icrc_errs;
|
|
u64 l3_pclp;
|
|
u64 l4_malformed;
|
|
u64 l4_csum_errs;
|
|
u64 udp_len_err;
|
|
u64 bad_l4_port;
|
|
u64 bad_tcp_flag;
|
|
u64 tcp_offset_errs;
|
|
u64 l4_pclp;
|
|
u64 pkt_truncated;
|
|
} errop;
|
|
} rx;
|
|
struct tx_stats {
|
|
u64 good;
|
|
u64 desc_fault;
|
|
u64 hdr_cons_err;
|
|
u64 subdesc_err;
|
|
u64 imm_size_oflow;
|
|
u64 data_seq_err;
|
|
u64 mem_seq_err;
|
|
u64 lock_viol;
|
|
u64 data_fault;
|
|
u64 tstmp_conflict;
|
|
u64 tstmp_timeout;
|
|
u64 mem_fault;
|
|
u64 csum_overlap;
|
|
u64 csum_overflow;
|
|
} tx;
|
|
};
|
|
|
|
enum RQ_SQ_STATS {
|
|
RQ_SQ_STATS_OCTS,
|
|
RQ_SQ_STATS_PKTS,
|
|
};
|
|
|
|
struct rx_tx_queue_stats {
|
|
u64 bytes;
|
|
u64 pkts;
|
|
};
|
|
|
|
struct q_desc_mem {
|
|
uintptr_t dma;
|
|
u64 size;
|
|
u16 q_len;
|
|
uintptr_t phys_base;
|
|
void *base;
|
|
void *unalign_base;
|
|
bool allocated;
|
|
};
|
|
|
|
struct rbdr {
|
|
bool enable;
|
|
u32 dma_size;
|
|
u32 thresh; /* Threshold level for interrupt */
|
|
void *desc;
|
|
u32 head;
|
|
u32 tail;
|
|
struct q_desc_mem dmem;
|
|
uintptr_t buf_mem;
|
|
uintptr_t buffers;
|
|
};
|
|
|
|
struct rcv_queue {
|
|
bool enable;
|
|
struct rbdr *rbdr_start;
|
|
struct rbdr *rbdr_cont;
|
|
bool en_tcp_reassembly;
|
|
u8 cq_qs; /* CQ's QS to which this RQ is assigned */
|
|
u8 cq_idx; /* CQ index (0 to 7) in the QS */
|
|
u8 cont_rbdr_qs; /* Continue buffer ptrs - QS num */
|
|
u8 cont_qs_rbdr_idx; /* RBDR idx in the cont QS */
|
|
u8 start_rbdr_qs; /* First buffer ptrs - QS num */
|
|
u8 start_qs_rbdr_idx; /* RBDR idx in the above QS */
|
|
u8 caching;
|
|
struct rx_tx_queue_stats stats;
|
|
};
|
|
|
|
struct cmp_queue {
|
|
bool enable;
|
|
u16 intr_timer_thresh;
|
|
u16 thresh;
|
|
void *desc;
|
|
struct q_desc_mem dmem;
|
|
struct cmp_queue_stats stats;
|
|
};
|
|
|
|
struct snd_queue {
|
|
bool enable;
|
|
u8 cq_qs; /* CQ's QS to which this SQ is pointing */
|
|
u8 cq_idx; /* CQ index (0 to 7) in the above QS */
|
|
u16 thresh;
|
|
u32 free_cnt;
|
|
u32 head;
|
|
u32 tail;
|
|
u64 *skbuff;
|
|
void *desc;
|
|
struct q_desc_mem dmem;
|
|
struct rx_tx_queue_stats stats;
|
|
};
|
|
|
|
struct queue_set {
|
|
bool enable;
|
|
bool be_en;
|
|
u8 vnic_id;
|
|
u8 rq_cnt;
|
|
u8 cq_cnt;
|
|
u64 cq_len;
|
|
u8 sq_cnt;
|
|
u64 sq_len;
|
|
u8 rbdr_cnt;
|
|
u64 rbdr_len;
|
|
struct rcv_queue rq[MAX_RCV_QUEUES_PER_QS];
|
|
struct cmp_queue cq[MAX_CMP_QUEUES_PER_QS];
|
|
struct snd_queue sq[MAX_SND_QUEUES_PER_QS];
|
|
struct rbdr rbdr[MAX_RCV_BUF_DESC_RINGS_PER_QS];
|
|
};
|
|
|
|
#define GET_RBDR_DESC(RING, idx)\
|
|
(&(((struct rbdr_entry_t *)((RING)->desc))[idx]))
|
|
#define GET_SQ_DESC(RING, idx)\
|
|
(&(((struct sq_hdr_subdesc *)((RING)->desc))[idx]))
|
|
#define GET_CQ_DESC(RING, idx)\
|
|
(&(((union cq_desc_t *)((RING)->desc))[idx]))
|
|
|
|
/* CQ status bits */
|
|
#define CQ_WR_FULL BIT(26)
|
|
#define CQ_WR_DISABLE BIT(25)
|
|
#define CQ_WR_FAULT BIT(24)
|
|
#define CQ_CQE_COUNT (0xFFFF << 0)
|
|
|
|
#define CQ_ERR_MASK (CQ_WR_FULL | CQ_WR_DISABLE | CQ_WR_FAULT)
|
|
|
|
int nicvf_set_qset_resources(struct nicvf *nic);
|
|
int nicvf_config_data_transfer(struct nicvf *nic, bool enable);
|
|
void nicvf_qset_config(struct nicvf *nic, bool enable);
|
|
void nicvf_cmp_queue_config(struct nicvf *nic, struct queue_set *qs,
|
|
int qidx, bool enable);
|
|
|
|
void nicvf_sq_enable(struct nicvf *nic, struct snd_queue *sq, int qidx);
|
|
void nicvf_sq_disable(struct nicvf *nic, int qidx);
|
|
void nicvf_put_sq_desc(struct snd_queue *sq, int desc_cnt);
|
|
void nicvf_sq_free_used_descs(struct udevice *dev,
|
|
struct snd_queue *sq, int qidx);
|
|
int nicvf_sq_append_pkt(struct nicvf *nic, void *pkt, size_t pkt_len);
|
|
|
|
void *nicvf_get_rcv_pkt(struct nicvf *nic, void *cq_desc, size_t *pkt_len);
|
|
void nicvf_refill_rbdr(struct nicvf *nic);
|
|
|
|
void nicvf_enable_intr(struct nicvf *nic, int int_type, int q_idx);
|
|
void nicvf_disable_intr(struct nicvf *nic, int int_type, int q_idx);
|
|
void nicvf_clear_intr(struct nicvf *nic, int int_type, int q_idx);
|
|
int nicvf_is_intr_enabled(struct nicvf *nic, int int_type, int q_idx);
|
|
|
|
/* Register access APIs */
|
|
void nicvf_reg_write(struct nicvf *nic, u64 offset, u64 val);
|
|
u64 nicvf_reg_read(struct nicvf *nic, u64 offset);
|
|
void nicvf_qset_reg_write(struct nicvf *nic, u64 offset, u64 val);
|
|
u64 nicvf_qset_reg_read(struct nicvf *nic, u64 offset);
|
|
void nicvf_queue_reg_write(struct nicvf *nic, u64 offset,
|
|
u64 qidx, u64 val);
|
|
u64 nicvf_queue_reg_read(struct nicvf *nic, u64 offset, u64 qidx);
|
|
|
|
/* Stats */
|
|
void nicvf_update_rq_stats(struct nicvf *nic, int rq_idx);
|
|
void nicvf_update_sq_stats(struct nicvf *nic, int sq_idx);
|
|
int nicvf_check_cqe_rx_errs(struct nicvf *nic,
|
|
struct cmp_queue *cq, void *cq_desc);
|
|
int nicvf_check_cqe_tx_errs(struct nicvf *nic,
|
|
struct cmp_queue *cq, void *cq_desc);
|
|
#endif /* NICVF_QUEUES_H */
|