These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / net / ethernet / hisilicon / hns / hns_dsaf_main.h
diff --git a/kernel/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/kernel/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h
new file mode 100644 (file)
index 0000000..b2b9348
--- /dev/null
@@ -0,0 +1,428 @@
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __HNS_DSAF_MAIN_H
+#define __HNS_DSAF_MAIN_H
+#include "hnae.h"
+
+#include "hns_dsaf_reg.h"
+#include "hns_dsaf_mac.h"
+
+struct hns_mac_cb;
+
+#define DSAF_DRV_NAME "hns_dsaf"
+#define DSAF_MOD_VERSION "v1.0"
+
+#define ENABLE         (0x1)
+#define DISABLE                (0x0)
+
+#define HNS_DSAF_DEBUG_NW_REG_OFFSET (0x100000)
+
+#define DSAF_BASE_INNER_PORT_NUM (127)  /* mac tbl qid*/
+
+#define DSAF_MAX_CHIP_NUM (2)  /*max 2 chips */
+
+#define DSAF_DEFAUTL_QUEUE_NUM_PER_PPE (22)
+
+#define HNS_DSAF_MAX_DESC_CNT (1024)
+#define HNS_DSAF_MIN_DESC_CNT (16)
+
+#define DSAF_INVALID_ENTRY_IDX (0xffff)
+
+#define DSAF_CFG_READ_CNT   (30)
+#define DSAF_SRAM_INIT_FINISH_FLAG (0xff)
+
+#define MAC_NUM_OCTETS_PER_ADDR 6
+
+#define DSAF_DUMP_REGS_NUM 504
+#define DSAF_STATIC_NUM 28
+
+#define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset))))
+
+enum hal_dsaf_mode {
+       HRD_DSAF_NO_DSAF_MODE   = 0x0,
+       HRD_DSAF_MODE           = 0x1,
+};
+
+enum hal_dsaf_tc_mode {
+       HRD_DSAF_4TC_MODE               = 0X0,
+       HRD_DSAF_8TC_MODE               = 0X1,
+};
+
+struct dsaf_vm_def_vlan {
+       u32 vm_def_vlan_id;
+       u32 vm_def_vlan_cfi;
+       u32 vm_def_vlan_pri;
+};
+
+struct dsaf_tbl_tcam_data {
+       u32 tbl_tcam_data_high;
+       u32 tbl_tcam_data_low;
+};
+
+#define DSAF_PORT_MSK_NUM \
+       ((DSAF_TOTAL_QUEUE_NUM + DSAF_SERVICE_NW_NUM - 1) / 32 + 1)
+struct dsaf_tbl_tcam_mcast_cfg {
+       u8 tbl_mcast_old_en;
+       u8 tbl_mcast_item_vld;
+       u32 tbl_mcast_port_msk[DSAF_PORT_MSK_NUM];
+};
+
+struct dsaf_tbl_tcam_ucast_cfg {
+       u32 tbl_ucast_old_en;
+       u32 tbl_ucast_item_vld;
+       u32 tbl_ucast_mac_discard;
+       u32 tbl_ucast_dvc;
+       u32 tbl_ucast_out_port;
+};
+
+struct dsaf_tbl_line_cfg {
+       u32 tbl_line_mac_discard;
+       u32 tbl_line_dvc;
+       u32 tbl_line_out_port;
+};
+
+enum dsaf_port_rate_mode {
+       DSAF_PORT_RATE_1000 = 0,
+       DSAF_PORT_RATE_2500,
+       DSAF_PORT_RATE_10000
+};
+
+enum dsaf_stp_port_type {
+       DSAF_STP_PORT_TYPE_DISCARD = 0,
+       DSAF_STP_PORT_TYPE_BLOCK = 1,
+       DSAF_STP_PORT_TYPE_LISTEN = 2,
+       DSAF_STP_PORT_TYPE_LEARN = 3,
+       DSAF_STP_PORT_TYPE_FORWARD = 4
+};
+
+enum dsaf_sw_port_type {
+       DSAF_SW_PORT_TYPE_NON_VLAN = 0,
+       DSAF_SW_PORT_TYPE_ACCESS = 1,
+       DSAF_SW_PORT_TYPE_TRUNK = 2,
+};
+
+#define DSAF_SUB_BASE_SIZE                        (0x10000)
+
+/* dsaf mode define */
+enum dsaf_mode {
+       DSAF_MODE_INVALID = 0,  /**< Invalid dsaf mode */
+       DSAF_MODE_ENABLE_FIX,   /**< en DSAF-mode, fixed to queue*/
+       DSAF_MODE_ENABLE_0VM,   /**< en DSAF-mode, support 0 VM */
+       DSAF_MODE_ENABLE_8VM,   /**< en DSAF-mode, support 8 VM */
+       DSAF_MODE_ENABLE_16VM,  /**< en DSAF-mode, support 16 VM */
+       DSAF_MODE_ENABLE_32VM,  /**< en DSAF-mode, support 32 VM */
+       DSAF_MODE_ENABLE_128VM, /**< en DSAF-mode, support 128 VM */
+       DSAF_MODE_ENABLE,               /**< before is enable DSAF mode*/
+       DSAF_MODE_DISABLE_FIX,  /**< non-dasf, fixed to queue*/
+       DSAF_MODE_DISABLE_2PORT_8VM,    /**< non-dasf, 2port 8VM */
+       DSAF_MODE_DISABLE_2PORT_16VM,   /**< non-dasf, 2port 16VM */
+       DSAF_MODE_DISABLE_2PORT_64VM,   /**< non-dasf, 2port 64VM */
+       DSAF_MODE_DISABLE_6PORT_0VM,    /**< non-dasf, 6port 0VM */
+       DSAF_MODE_DISABLE_6PORT_2VM,    /**< non-dasf, 6port 2VM */
+       DSAF_MODE_DISABLE_6PORT_4VM,    /**< non-dasf, 6port 4VM */
+       DSAF_MODE_DISABLE_6PORT_16VM,   /**< non-dasf, 6port 16VM */
+       DSAF_MODE_MAX           /**< the last one, use as the num */
+};
+
+#define DSAF_DEST_PORT_NUM 256 /* DSAF max port num */
+#define DSAF_WORD_BIT_CNT 32  /* the num bit of word */
+
+/*mac entry, mc or uc entry*/
+struct dsaf_drv_mac_single_dest_entry {
+       /* mac addr, match the entry*/
+       u8 addr[MAC_NUM_OCTETS_PER_ADDR];
+       u16 in_vlan_id; /* value of VlanId */
+
+       /* the vld input port num, dsaf-mode fix 0, */
+       /*      non-dasf is the entry whitch port vld*/
+       u8 in_port_num;
+
+       u8 port_num; /*output port num*/
+       u8 rsv[6];
+};
+
+/*only mc entry*/
+struct dsaf_drv_mac_multi_dest_entry {
+       /* mac addr, match the entry*/
+       u8 addr[MAC_NUM_OCTETS_PER_ADDR];
+       u16 in_vlan_id;
+       /* this mac addr output port,*/
+       /*      bit0-bit5 means Port0-Port5(1bit is vld)**/
+       u32 port_mask[DSAF_DEST_PORT_NUM / DSAF_WORD_BIT_CNT];
+
+       /* the vld input port num, dsaf-mode fix 0,*/
+       /*      non-dasf is the entry whitch port vld*/
+       u8 in_port_num;
+       u8 rsv[7];
+};
+
+struct dsaf_hw_stats {
+       u64 pad_drop;
+       u64 man_pkts;
+       u64 rx_pkts;
+       u64 rx_pkt_id;
+       u64 rx_pause_frame;
+       u64 release_buf_num;
+       u64 sbm_drop;
+       u64 crc_false;
+       u64 bp_drop;
+       u64 rslt_drop;
+       u64 local_addr_false;
+       u64 vlan_drop;
+       u64 stp_drop;
+       u64 tx_pkts;
+};
+
+struct hnae_vf_cb {
+       u8 port_index;
+       struct hns_mac_cb *mac_cb;
+       struct dsaf_device *dsaf_dev;
+       struct hnae_handle  ae_handle; /* must be the last number */
+};
+
+struct dsaf_int_xge_src {
+       u32    xid_xge_ecc_err_int_src;
+       u32    xid_xge_fsm_timout_int_src;
+       u32    sbm_xge_lnk_fsm_timout_int_src;
+       u32    sbm_xge_lnk_ecc_2bit_int_src;
+       u32    sbm_xge_mib_req_failed_int_src;
+       u32    sbm_xge_mib_req_fsm_timout_int_src;
+       u32    sbm_xge_mib_rels_fsm_timout_int_src;
+       u32    sbm_xge_sram_ecc_2bit_int_src;
+       u32    sbm_xge_mib_buf_sum_err_int_src;
+       u32    sbm_xge_mib_req_extra_int_src;
+       u32    sbm_xge_mib_rels_extra_int_src;
+       u32    voq_xge_start_to_over_0_int_src;
+       u32    voq_xge_start_to_over_1_int_src;
+       u32    voq_xge_ecc_err_int_src;
+};
+
+struct dsaf_int_ppe_src {
+       u32    xid_ppe_fsm_timout_int_src;
+       u32    sbm_ppe_lnk_fsm_timout_int_src;
+       u32    sbm_ppe_lnk_ecc_2bit_int_src;
+       u32    sbm_ppe_mib_req_failed_int_src;
+       u32    sbm_ppe_mib_req_fsm_timout_int_src;
+       u32    sbm_ppe_mib_rels_fsm_timout_int_src;
+       u32    sbm_ppe_sram_ecc_2bit_int_src;
+       u32    sbm_ppe_mib_buf_sum_err_int_src;
+       u32    sbm_ppe_mib_req_extra_int_src;
+       u32    sbm_ppe_mib_rels_extra_int_src;
+       u32    voq_ppe_start_to_over_0_int_src;
+       u32    voq_ppe_ecc_err_int_src;
+       u32    xod_ppe_fifo_rd_empty_int_src;
+       u32    xod_ppe_fifo_wr_full_int_src;
+};
+
+struct dsaf_int_rocee_src {
+       u32    xid_rocee_fsm_timout_int_src;
+       u32    sbm_rocee_lnk_fsm_timout_int_src;
+       u32    sbm_rocee_lnk_ecc_2bit_int_src;
+       u32    sbm_rocee_mib_req_failed_int_src;
+       u32    sbm_rocee_mib_req_fsm_timout_int_src;
+       u32    sbm_rocee_mib_rels_fsm_timout_int_src;
+       u32    sbm_rocee_sram_ecc_2bit_int_src;
+       u32    sbm_rocee_mib_buf_sum_err_int_src;
+       u32    sbm_rocee_mib_req_extra_int_src;
+       u32    sbm_rocee_mib_rels_extra_int_src;
+       u32    voq_rocee_start_to_over_0_int_src;
+       u32    voq_rocee_ecc_err_int_src;
+};
+
+struct dsaf_int_tbl_src {
+       u32    tbl_da0_mis_src;
+       u32    tbl_da1_mis_src;
+       u32    tbl_da2_mis_src;
+       u32    tbl_da3_mis_src;
+       u32    tbl_da4_mis_src;
+       u32    tbl_da5_mis_src;
+       u32    tbl_da6_mis_src;
+       u32    tbl_da7_mis_src;
+       u32    tbl_sa_mis_src;
+       u32    tbl_old_sech_end_src;
+       u32    lram_ecc_err1_src;
+       u32    lram_ecc_err2_src;
+       u32    tram_ecc_err1_src;
+       u32    tram_ecc_err2_src;
+       u32    tbl_ucast_bcast_xge0_src;
+       u32    tbl_ucast_bcast_xge1_src;
+       u32    tbl_ucast_bcast_xge2_src;
+       u32    tbl_ucast_bcast_xge3_src;
+       u32    tbl_ucast_bcast_xge4_src;
+       u32    tbl_ucast_bcast_xge5_src;
+       u32    tbl_ucast_bcast_ppe_src;
+       u32    tbl_ucast_bcast_rocee_src;
+};
+
+struct dsaf_int_stat {
+       struct dsaf_int_xge_src dsaf_int_xge_stat[DSAF_COMM_CHN];
+       struct dsaf_int_ppe_src dsaf_int_ppe_stat[DSAF_COMM_CHN];
+       struct dsaf_int_rocee_src dsaf_int_rocee_stat[DSAF_COMM_CHN];
+       struct dsaf_int_tbl_src dsaf_int_tbl_stat[1];
+
+};
+
+/* Dsaf device struct define ,and mac ->  dsaf */
+struct dsaf_device {
+       struct device *dev;
+       struct hnae_ae_dev ae_dev;
+
+       void *priv;
+
+       int virq[DSAF_IRQ_NUM];
+
+       u8 __iomem *sc_base;
+       u8 __iomem *sds_base;
+       u8 __iomem *ppe_base;
+       u8 __iomem *io_base;
+       u8 __iomem *cpld_base;
+
+       u32 desc_num; /*  desc num per queue*/
+       u32 buf_size; /*  ring buffer size */
+       int buf_size_type; /* ring buffer size-type */
+       enum dsaf_mode dsaf_mode;        /* dsaf mode  */
+       enum hal_dsaf_mode dsaf_en;
+       enum hal_dsaf_tc_mode dsaf_tc_mode;
+       u32 dsaf_ver;
+
+       struct ppe_common_cb *ppe_common[DSAF_COMM_DEV_NUM];
+       struct rcb_common_cb *rcb_common[DSAF_COMM_DEV_NUM];
+       struct hns_mac_cb *mac_cb;
+
+       struct dsaf_hw_stats hw_stats[DSAF_NODE_NUM];
+       struct dsaf_int_stat int_stat;
+};
+
+static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
+{
+       return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
+}
+
+struct dsaf_drv_tbl_tcam_key {
+       union {
+               struct {
+                       u8 mac_3;
+                       u8 mac_2;
+                       u8 mac_1;
+                       u8 mac_0;
+               } bits;
+
+               u32 val;
+       } high;
+       union {
+               struct {
+                       u32 port:4; /* port id, */
+                       /* dsaf-mode fixed 0, non-dsaf-mode port id*/
+                       u32 vlan:12; /* vlan id */
+                       u32 mac_5:8;
+                       u32 mac_4:8;
+               } bits;
+
+               u32 val;
+       } low;
+};
+
+struct dsaf_drv_soft_mac_tbl {
+       struct dsaf_drv_tbl_tcam_key tcam_key;
+       u16 index; /*the entry's index in tcam tab*/
+};
+
+struct dsaf_drv_priv {
+       /* soft tab Mac key, for hardware tab*/
+       struct dsaf_drv_soft_mac_tbl *soft_mac_tbl;
+};
+
+static inline void hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device *dsaf_dev,
+                                             u32 tab_tcam_addr)
+{
+       dsaf_set_dev_field(dsaf_dev, DSAF_TBL_TCAM_ADDR_0_REG,
+                          DSAF_TBL_TCAM_ADDR_M, DSAF_TBL_TCAM_ADDR_S,
+                          tab_tcam_addr);
+}
+
+static inline void hns_dsaf_tbl_tcam_load_pul(struct dsaf_device *dsaf_dev)
+{
+       u32 o_tbl_pul;
+
+       o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
+       dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 1);
+       dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
+       dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 0);
+       dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
+}
+
+static inline void hns_dsaf_tbl_line_addr_cfg(struct dsaf_device *dsaf_dev,
+                                             u32 tab_line_addr)
+{
+       dsaf_set_dev_field(dsaf_dev, DSAF_TBL_LINE_ADDR_0_REG,
+                          DSAF_TBL_LINE_ADDR_M, DSAF_TBL_LINE_ADDR_S,
+                          tab_line_addr);
+}
+
+static inline int hns_dsaf_get_comm_idx_by_port(int port)
+{
+       if ((port < DSAF_COMM_CHN) || (port == DSAF_MAX_PORT_NUM_PER_CHIP))
+               return 0;
+       else
+               return (port - DSAF_COMM_CHN + 1);
+}
+
+static inline struct hnae_vf_cb *hns_ae_get_vf_cb(
+       struct hnae_handle *handle)
+{
+       return container_of(handle, struct hnae_vf_cb, ae_handle);
+}
+
+int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev,
+                             struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_set_mac_mc_entry(struct dsaf_device *dsaf_dev,
+                             struct dsaf_drv_mac_multi_dest_entry *mac_entry);
+int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
+                            struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
+                          u8 in_port_num, u8 *addr);
+int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
+                            struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
+                             struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
+                             struct dsaf_drv_mac_multi_dest_entry *mac_entry);
+int hns_dsaf_get_mac_entry_by_index(
+       struct dsaf_device *dsaf_dev,
+       u16 entry_index,
+       struct dsaf_drv_mac_multi_dest_entry *mac_entry);
+
+void hns_dsaf_rst(struct dsaf_device *dsaf_dev, u32 val);
+
+void hns_ppe_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
+
+void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val);
+
+void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);
+
+int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
+void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev);
+
+void hns_dsaf_xge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
+void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
+void hns_dsaf_xge_core_srst_by_port(struct dsaf_device *dsaf_dev,
+                                   u32 port, u32 val);
+
+void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 inode_num);
+
+int hns_dsaf_get_sset_count(int stringset);
+void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port);
+void hns_dsaf_get_strings(int stringset, u8 *data, int port);
+
+void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data);
+int hns_dsaf_get_regs_count(void);
+void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en);
+
+#endif /* __HNS_DSAF_MAIN_H__ */