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164 lines
4.9 KiB
164 lines
4.9 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Copyright (c) 2014-2015 Hisilicon Limited. |
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*/ |
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#ifndef _HNS_DSAF_RCB_H |
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#define _HNS_DSAF_RCB_H |
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#include <linux/netdevice.h> |
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#include <linux/platform_device.h> |
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#include "hnae.h" |
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#include "hns_dsaf_main.h" |
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struct rcb_common_cb; |
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#define HNS_RCB_IRQ_NUM_PER_QUEUE 2 |
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#define HNS_RCB_IRQ_IDX_TX 0 |
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#define HNS_RCB_IRQ_IDX_RX 1 |
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#define HNS_RCB_TX_REG_OFFSET 0x40 |
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#define HNS_RCB_SERVICE_NW_ENGINE_NUM DSAF_COMM_CHN |
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#define HNS_RCB_DEBUG_NW_ENGINE_NUM 1 |
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#define HNS_RCB_RING_MAX_BD_PER_PKT 3 |
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#define HNS_RCB_RING_MAX_TXBD_PER_PKT 3 |
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#define HNS_RCBV2_RING_MAX_TXBD_PER_PKT 8 |
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#define HNS_RCB_MAX_PKT_SIZE MAC_MAX_MTU |
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#define HNS_RCB_RING_MAX_PENDING_BD 1024 |
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#define HNS_RCB_RING_MIN_PENDING_BD 16 |
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#define HNS_RCB_REG_OFFSET 0x10000 |
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#define HNS_RCB_TX_FRAMES_LOW 1 |
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#define HNS_RCB_RX_FRAMES_LOW 1 |
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#define HNS_RCB_TX_FRAMES_HIGH 1023 |
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#define HNS_RCB_RX_FRAMES_HIGH 1023 |
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#define HNS_RCB_TX_USECS_LOW 1 |
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#define HNS_RCB_RX_USECS_LOW 1 |
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#define HNS_RCB_TX_USECS_HIGH 1023 |
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#define HNS_RCB_RX_USECS_HIGH 1023 |
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#define HNS_RCB_MAX_COALESCED_FRAMES 1023 |
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#define HNS_RCB_MIN_COALESCED_FRAMES 1 |
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#define HNS_RCB_DEF_RX_COALESCED_FRAMES 50 |
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#define HNS_RCB_DEF_TX_COALESCED_FRAMES 1 |
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#define HNS_RCB_CLK_FREQ_MHZ 350 |
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#define HNS_RCB_MAX_COALESCED_USECS 0x3ff |
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#define HNS_RCB_DEF_COALESCED_USECS 30 |
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#define HNS_RCB_DEF_GAP_TIME_USECS 20 |
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#define HNS_RCB_TX_PKTLINE_OFFSET 8 |
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#define HNS_RCB_COMMON_ENDIAN 1 |
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#define HNS_BD_SIZE_512_TYPE 0 |
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#define HNS_BD_SIZE_1024_TYPE 1 |
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#define HNS_BD_SIZE_2048_TYPE 2 |
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#define HNS_BD_SIZE_4096_TYPE 3 |
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#define HNS_RCB_COMMON_DUMP_REG_NUM 80 |
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#define HNS_RCB_RING_DUMP_REG_NUM 40 |
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#define HNS_RING_STATIC_REG_NUM 28 |
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#define HNS_DUMP_REG_NUM 500 |
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#define HNS_STATIC_REG_NUM 12 |
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#define HNS_TSO_MODE_8BD_32K 1 |
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#define HNS_TSO_MDOE_4BD_16K 0 |
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enum rcb_int_flag { |
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RCB_INT_FLAG_TX = 0x1, |
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RCB_INT_FLAG_RX = (0x1 << 1), |
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RCB_INT_FLAG_MAX = (0x1 << 2), /*must be the last element */ |
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}; |
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struct hns_ring_hw_stats { |
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u64 tx_pkts; |
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u64 ppe_tx_ok_pkts; |
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u64 ppe_tx_drop_pkts; |
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u64 rx_pkts; |
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u64 ppe_rx_ok_pkts; |
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u64 ppe_rx_drop_pkts; |
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}; |
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struct ring_pair_cb { |
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struct rcb_common_cb *rcb_common; /* ring belongs to */ |
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struct device *dev; /*device for DMA mapping */ |
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struct hnae_queue q; |
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u16 index; /* global index in a rcb common device */ |
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u16 buf_size; |
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int virq[HNS_RCB_IRQ_NUM_PER_QUEUE]; |
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u8 port_id_in_comm; |
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u8 used_by_vf; |
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struct hns_ring_hw_stats hw_stats; |
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}; |
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struct rcb_common_cb { |
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u8 __iomem *io_base; |
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phys_addr_t phy_base; |
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struct dsaf_device *dsaf_dev; |
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u16 max_vfn; |
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u16 max_q_per_vf; |
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u8 comm_index; |
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u32 ring_num; |
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u32 desc_num; /* desc num per queue*/ |
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struct ring_pair_cb ring_pair_cb[]; |
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}; |
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int hns_rcb_buf_size2type(u32 buf_size); |
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int hns_rcb_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index); |
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void hns_rcb_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index); |
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int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common); |
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void hns_rcb_start(struct hnae_queue *q, u32 val); |
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int hns_rcb_get_cfg(struct rcb_common_cb *rcb_common); |
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void hns_rcb_get_queue_mode(enum dsaf_mode dsaf_mode, |
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u16 *max_vfn, u16 *max_q_per_vf); |
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void hns_rcb_common_init_commit_hw(struct rcb_common_cb *rcb_common); |
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void hns_rcb_ring_enable_hw(struct hnae_queue *q, u32 val); |
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void hns_rcb_int_clr_hw(struct hnae_queue *q, u32 flag); |
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void hns_rcb_int_ctrl_hw(struct hnae_queue *q, u32 flag, u32 enable); |
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void hns_rcbv2_int_ctrl_hw(struct hnae_queue *q, u32 flag, u32 mask); |
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void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag); |
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void hns_rcb_init_hw(struct ring_pair_cb *ring); |
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void hns_rcb_reset_ring_hw(struct hnae_queue *q); |
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void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag); |
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int hns_rcb_wait_tx_ring_clean(struct hnae_queue *qs); |
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u32 hns_rcb_get_rx_coalesced_frames( |
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struct rcb_common_cb *rcb_common, u32 port_idx); |
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u32 hns_rcb_get_tx_coalesced_frames( |
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struct rcb_common_cb *rcb_common, u32 port_idx); |
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u32 hns_rcb_get_coalesce_usecs( |
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struct rcb_common_cb *rcb_common, u32 port_idx); |
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int hns_rcb_set_coalesce_usecs( |
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struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout); |
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int hns_rcb_set_rx_coalesced_frames( |
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struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); |
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int hns_rcb_set_tx_coalesced_frames( |
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struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); |
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void hns_rcb_update_stats(struct hnae_queue *queue); |
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void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data); |
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void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_common, void *data); |
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int hns_rcb_get_ring_sset_count(int stringset); |
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int hns_rcb_get_common_regs_count(void); |
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int hns_rcb_get_ring_regs_count(void); |
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void hns_rcb_get_ring_regs(struct hnae_queue *queue, void *data); |
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void hns_rcb_get_strings(int stringset, u8 *data, int index); |
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void hns_rcb_set_rx_ring_bs(struct hnae_queue *q, u32 buf_size); |
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void hns_rcb_set_tx_ring_bs(struct hnae_queue *q, u32 buf_size); |
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#endif /* _HNS_DSAF_RCB_H */
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