diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_enet.h')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.h | 88 |
1 files changed, 72 insertions, 16 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index 15af3d93857b..933e3527ed82 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -6,9 +6,14 @@ #include <linux/dim.h> #include <linux/if_vlan.h> +#include <net/page_pool/types.h> +#include <asm/barrier.h> #include "hnae3.h" +struct iphdr; +struct ipv6hdr; + enum hns3_nic_state { HNS3_NIC_STATE_TESTING, HNS3_NIC_STATE_RESETTING, @@ -21,9 +26,12 @@ enum hns3_nic_state { HNS3_NIC_STATE2_RESET_REQUESTED, HNS3_NIC_STATE_HW_TX_CSUM_ENABLE, HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, + HNS3_NIC_STATE_TX_PUSH_ENABLE, HNS3_NIC_STATE_MAX }; +#define HNS3_MAX_PUSH_BD_NUM 2 + #define HNS3_RING_RX_RING_BASEADDR_L_REG 0x00000 #define HNS3_RING_RX_RING_BASEADDR_H_REG 0x00004 #define HNS3_RING_RX_RING_BD_NUM_REG 0x00008 @@ -185,22 +193,29 @@ enum hns3_nic_state { #define HNS3_MAX_BD_SIZE 65535 #define HNS3_MAX_TSO_BD_NUM 63U -#define HNS3_MAX_TSO_SIZE \ - (HNS3_MAX_BD_SIZE * HNS3_MAX_TSO_BD_NUM) - -#define HNS3_MAX_NON_TSO_SIZE(max_non_tso_bd_num) \ - (HNS3_MAX_BD_SIZE * (max_non_tso_bd_num)) +#define HNS3_MAX_TSO_SIZE 1048576U +#define HNS3_MAX_NON_TSO_SIZE 9728U +#define HNS3_VECTOR_GL_MASK GENMASK(11, 0) #define HNS3_VECTOR_GL0_OFFSET 0x100 #define HNS3_VECTOR_GL1_OFFSET 0x200 #define HNS3_VECTOR_GL2_OFFSET 0x300 #define HNS3_VECTOR_RL_OFFSET 0x900 #define HNS3_VECTOR_RL_EN_B 6 +#define HNS3_VECTOR_QL_MASK GENMASK(9, 0) #define HNS3_VECTOR_TX_QL_OFFSET 0xe00 #define HNS3_VECTOR_RX_QL_OFFSET 0xf00 #define HNS3_RING_EN_B 0 +#define HNS3_GL0_CQ_MODE_REG 0x20d00 +#define HNS3_GL1_CQ_MODE_REG 0x20d04 +#define HNS3_GL2_CQ_MODE_REG 0x20d08 +#define HNS3_CQ_MODE_EQE 1U +#define HNS3_CQ_MODE_CQE 0U + +#define HNS3_RESCHED_BD_NUM 1024 + enum hns3_pkt_l2t_type { HNS3_L2_TYPE_UNICAST, HNS3_L2_TYPE_MULTICAST, @@ -307,6 +322,7 @@ enum hns3_desc_type { DESC_TYPE_BOUNCE_ALL = 1 << 3, DESC_TYPE_BOUNCE_HEAD = 1 << 4, DESC_TYPE_SGL_SKB = 1 << 5, + DESC_TYPE_PP_FRAG = 1 << 6, }; struct hns3_desc_cb { @@ -324,6 +340,7 @@ struct hns3_desc_cb { u32 length; /* length of the buffer */ u16 reuse_flag; + u16 refill; /* desc type, used by the ring user to mark the type of the priv data */ u16 type; @@ -340,7 +357,7 @@ enum hns3_pkt_l3type { HNS3_L3_TYPE_LLDP, HNS3_L3_TYPE_BPDU, HNS3_L3_TYPE_MAC_PAUSE, - HNS3_L3_TYPE_PFC_PAUSE,/* 0x9*/ + HNS3_L3_TYPE_PFC_PAUSE, /* 0x9 */ /* reserved for 0xA~0xB */ @@ -384,11 +401,12 @@ enum hns3_pkt_ol4type { }; struct hns3_rx_ptype { - u32 ptype:8; - u32 csum_level:2; - u32 ip_summed:2; - u32 l3_type:4; - u32 valid:1; + u32 ptype : 8; + u32 csum_level : 2; + u32 ip_summed : 2; + u32 l3_type : 4; + u32 valid : 1; + u32 hash_type: 3; }; struct ring_stats { @@ -399,6 +417,8 @@ struct ring_stats { u64 tx_pkts; u64 tx_bytes; u64 tx_more; + u64 tx_push; + u64 tx_mem_doorbell; u64 restart_queue; u64 tx_busy; u64 tx_copy; @@ -451,6 +471,7 @@ struct hns3_enet_ring { struct hnae3_queue *tqp; int queue_index; struct device *dev; /* will be used for DMA mapping of descriptors */ + struct page_pool *page_pool; /* statistic */ struct ring_stats stats; @@ -513,9 +534,9 @@ struct hns3_enet_coalesce { u16 int_gl; u16 int_ql; u16 int_ql_max; - u8 adapt_enable:1; - u8 ql_enable:1; - u8 unit_1us:1; + u8 adapt_enable : 1; + u8 ql_enable : 1; + u8 unit_1us : 1; enum hns3_flow_level_range flow_level; }; @@ -569,10 +590,14 @@ struct hns3_nic_priv { unsigned long state; + enum dim_cq_period_mode tx_cqe_mode; + enum dim_cq_period_mode rx_cqe_mode; struct hns3_enet_coalesce tx_coal; struct hns3_enet_coalesce rx_coal; u32 tx_copybreak; u32 rx_copybreak; + u32 min_tx_copybreak; + u32 min_tx_spare_buf_size; }; union l3_hdr_info { @@ -593,7 +618,12 @@ struct hns3_hw_error_info { const char *msg; }; -static inline int ring_space(struct hns3_enet_ring *ring) +struct hns3_reset_type_map { + enum ethtool_reset_flags rst_flags; + enum hnae3_reset_type rst_type; +}; + +static inline u32 ring_space(struct hns3_enet_ring *ring) { /* This smp_load_acquire() pairs with smp_store_release() in * hns3_nic_reclaim_one_desc called by hns3_clean_tx_ring. @@ -605,6 +635,11 @@ static inline int ring_space(struct hns3_enet_ring *ring) (begin - end)) - 1; } +static inline u32 hns3_tqp_read_reg(struct hns3_enet_ring *ring, u32 reg) +{ + return readl_relaxed(ring->tqp->io_base + reg); +} + static inline u32 hns3_read_reg(void __iomem *base, u32 reg) { return readl(base + reg); @@ -639,6 +674,13 @@ static inline bool hns3_nic_resetting(struct net_device *netdev) #define hns3_buf_size(_ring) ((_ring)->buf_size) +#define hns3_ring_stats_update(ring, cnt) do { \ + typeof(ring) (tmp) = (ring); \ + u64_stats_update_begin(&(tmp)->syncp); \ + ((tmp)->stats.cnt)++; \ + u64_stats_update_end(&(tmp)->syncp); \ +} while (0) \ + static inline unsigned int hns3_page_order(struct hns3_enet_ring *ring) { #if (PAGE_SIZE < 8192) @@ -652,11 +694,17 @@ static inline unsigned int hns3_page_order(struct hns3_enet_ring *ring) /* iterator for handling rings in ring group */ #define hns3_for_each_ring(pos, head) \ - for (pos = (head).ring; (pos); pos = (pos)->next) + for ((pos) = (head).ring; (pos); (pos) = (pos)->next) #define hns3_get_handle(ndev) \ (((struct hns3_nic_priv *)netdev_priv(ndev))->ae_handle) +#define hns3_get_ae_dev(handle) \ + (pci_get_drvdata((handle)->pdev)) + +#define hns3_get_ops(handle) \ + ((handle)->ae_algo->ops) + #define hns3_gl_usec_to_reg(int_gl) ((int_gl) >> 1) #define hns3_gl_round_down(int_gl) round_down(int_gl, 2) @@ -689,6 +737,8 @@ void hns3_set_vector_coalesce_tx_ql(struct hns3_enet_tqp_vector *tqp_vector, u32 ql_value); void hns3_request_update_promisc_mode(struct hnae3_handle *handle); +int hns3_reset_notify(struct hnae3_handle *handle, + enum hnae3_reset_notify_type type); #ifdef CONFIG_HNS3_DCB void hns3_dcbnl_setup(struct hnae3_handle *handle); @@ -702,4 +752,10 @@ void hns3_dbg_register_debugfs(const char *debugfs_dir_name); void hns3_dbg_unregister_debugfs(void); void hns3_shinfo_pack(struct skb_shared_info *shinfo, __u32 *size); u16 hns3_get_max_available_channels(struct hnae3_handle *h); +void hns3_cq_period_mode_init(struct hns3_nic_priv *priv, + enum dim_cq_period_mode tx_mode, + enum dim_cq_period_mode rx_mode); + +void hns3_external_lb_prepare(struct net_device *ndev, bool if_running); +void hns3_external_lb_restore(struct net_device *ndev, bool if_running); #endif |