/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com/ */ #ifndef AM65_CPSW_QOS_H_ #define AM65_CPSW_QOS_H_ #include #include struct am65_cpsw_common; struct am65_cpsw_port; struct am65_cpsw_est { int buf; /* has to be the last one */ struct tc_taprio_qopt_offload taprio; }; struct am65_cpsw_mqprio { struct tc_mqprio_qopt_offload mqprio_hw; u64 max_rate_total; bool shaper_en; }; struct am65_cpsw_iet { u8 preemptible_tcs; u32 original_max_blks; int verify_time_ms; }; struct am65_cpsw_ale_ratelimit { unsigned long cookie; u64 rate_packet_ps; }; struct am65_cpsw_qos { struct am65_cpsw_est *est_admin; struct am65_cpsw_est *est_oper; ktime_t link_down_time; int link_speed; struct am65_cpsw_mqprio mqprio; struct am65_cpsw_iet iet; struct am65_cpsw_ale_ratelimit ale_bc_ratelimit; struct am65_cpsw_ale_ratelimit ale_mc_ratelimit; }; #define AM65_CPSW_REG_CTL 0x004 #define AM65_CPSW_PN_REG_CTL 0x004 #define AM65_CPSW_PN_REG_FIFO_STATUS 0x050 #define AM65_CPSW_PN_REG_EST_CTL 0x060 #define AM65_CPSW_PN_REG_PRI_CIR(pri) (0x140 + 4 * (pri)) #define AM65_CPSW_P0_REG_PRI_EIR(pri) (0x160 + 4 * (pri)) #define AM65_CPSW_PN_REG_CTL 0x004 #define AM65_CPSW_PN_REG_TX_PRI_MAP 0x018 #define AM65_CPSW_PN_REG_RX_PRI_MAP 0x020 #define AM65_CPSW_PN_REG_FIFO_STATUS 0x050 #define AM65_CPSW_PN_REG_EST_CTL 0x060 #define AM65_CPSW_PN_REG_PRI_CIR(pri) (0x140 + 4 * (pri)) #define AM65_CPSW_PN_REG_PRI_EIR(pri) (0x160 + 4 * (pri)) /* AM65_CPSW_REG_CTL register fields */ #define AM65_CPSW_CTL_EST_EN BIT(18) /* AM65_CPSW_PN_REG_CTL register fields */ #define AM65_CPSW_PN_CTL_EST_PORT_EN BIT(17) /* AM65_CPSW_PN_REG_EST_CTL register fields */ #define AM65_CPSW_PN_EST_ONEBUF BIT(0) #define AM65_CPSW_PN_EST_BUFSEL BIT(1) #define AM65_CPSW_PN_EST_TS_EN BIT(2) #define AM65_CPSW_PN_EST_TS_FIRST BIT(3) #define AM65_CPSW_PN_EST_ONEPRI BIT(4) #define AM65_CPSW_PN_EST_TS_PRI_MSK GENMASK(7, 5) /* AM65_CPSW_PN_REG_FIFO_STATUS register fields */ #define AM65_CPSW_PN_FST_TX_PRI_ACTIVE_MSK GENMASK(7, 0) #define AM65_CPSW_PN_FST_TX_E_MAC_ALLOW_MSK GENMASK(15, 8) #define AM65_CPSW_PN_FST_EST_CNT_ERR BIT(16) #define AM65_CPSW_PN_FST_EST_ADD_ERR BIT(17) #define AM65_CPSW_PN_FST_EST_BUFACT BIT(18) /* EST FETCH COMMAND RAM */ #define AM65_CPSW_FETCH_RAM_CMD_NUM 0x80 #define AM65_CPSW_FETCH_CNT_MSK GENMASK(21, 8) #define AM65_CPSW_FETCH_CNT_MAX (AM65_CPSW_FETCH_CNT_MSK >> 8) #define AM65_CPSW_FETCH_CNT_OFFSET 8 #define AM65_CPSW_FETCH_ALLOW_MSK GENMASK(7, 0) #define AM65_CPSW_FETCH_ALLOW_MAX AM65_CPSW_FETCH_ALLOW_MSK /* number of priority queues per port FIFO */ #define AM65_CPSW_PN_FIFO_PRIO_NUM 8 #if IS_ENABLED(CONFIG_TI_AM65_CPSW_QOS) int am65_cpsw_qos_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type, void *type_data); void am65_cpsw_qos_link_up(struct net_device *ndev, int link_speed); void am65_cpsw_qos_link_down(struct net_device *ndev); int am65_cpsw_qos_ndo_tx_p0_set_maxrate(struct net_device *ndev, int queue, u32 rate_mbps); void am65_cpsw_qos_tx_p0_rate_init(struct am65_cpsw_common *common); void am65_cpsw_iet_commit_preemptible_tcs(struct am65_cpsw_port *port); void am65_cpsw_iet_common_enable(struct am65_cpsw_common *common); #else static inline int am65_cpsw_qos_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type, void *type_data) { return -EOPNOTSUPP; } static inline void am65_cpsw_qos_link_up(struct net_device *ndev, int link_speed) { } static inline void am65_cpsw_qos_link_down(struct net_device *ndev) { } static inline int am65_cpsw_qos_ndo_tx_p0_set_maxrate(struct net_device *ndev, int queue, u32 rate_mbps) { return 0; } static inline void am65_cpsw_qos_tx_p0_rate_init(struct am65_cpsw_common *common) { } static inline void am65_cpsw_iet_commit_preemptible_tcs(struct am65_cpsw_port *port) { } static inline void am65_cpsw_iet_common_enable(struct am65_cpsw_common *common) { } #endif #define AM65_CPSW_REG_CTL 0x004 #define AM65_CPSW_PN_REG_CTL 0x004 #define AM65_CPSW_PN_REG_MAX_BLKS 0x008 #define AM65_CPSW_PN_REG_TX_PRI_MAP 0x018 #define AM65_CPSW_PN_REG_RX_PRI_MAP 0x020 #define AM65_CPSW_PN_REG_IET_CTRL 0x040 #define AM65_CPSW_PN_REG_IET_STATUS 0x044 #define AM65_CPSW_PN_REG_IET_VERIFY 0x048 #define AM65_CPSW_PN_REG_FIFO_STATUS 0x050 #define AM65_CPSW_PN_REG_EST_CTL 0x060 #define AM65_CPSW_PN_REG_PRI_CIR(pri) (0x140 + 4 * (pri)) #define AM65_CPSW_PN_REG_PRI_EIR(pri) (0x160 + 4 * (pri)) /* AM65_CPSW_REG_CTL register fields */ #define AM65_CPSW_CTL_IET_EN BIT(17) #define AM65_CPSW_CTL_EST_EN BIT(18) /* AM65_CPSW_PN_REG_CTL register fields */ #define AM65_CPSW_PN_CTL_IET_PORT_EN BIT(16) #define AM65_CPSW_PN_CTL_EST_PORT_EN BIT(17) /* AM65_CPSW_PN_REG_EST_CTL register fields */ #define AM65_CPSW_PN_EST_ONEBUF BIT(0) #define AM65_CPSW_PN_EST_BUFSEL BIT(1) #define AM65_CPSW_PN_EST_TS_EN BIT(2) #define AM65_CPSW_PN_EST_TS_FIRST BIT(3) #define AM65_CPSW_PN_EST_ONEPRI BIT(4) #define AM65_CPSW_PN_EST_TS_PRI_MSK GENMASK(7, 5) /* AM65_CPSW_PN_REG_IET_CTRL register fields */ #define AM65_CPSW_PN_IET_MAC_PENABLE BIT(0) #define AM65_CPSW_PN_IET_MAC_DISABLEVERIFY BIT(2) #define AM65_CPSW_PN_IET_MAC_LINKFAIL BIT(3) #define AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_MASK GENMASK(10, 8) #define AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_OFFSET 8 #define AM65_CPSW_PN_IET_MAC_PREMPT_MASK GENMASK(23, 16) #define AM65_CPSW_PN_IET_MAC_PREMPT_OFFSET 16 #define AM65_CPSW_PN_IET_MAC_SET_ADDFRAGSIZE(n) (((n) << AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_OFFSET) & \ AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_MASK) #define AM65_CPSW_PN_IET_MAC_GET_ADDFRAGSIZE(n) (((n) & AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_MASK) >> \ AM65_CPSW_PN_IET_MAC_MAC_ADDFRAGSIZE_OFFSET) #define AM65_CPSW_PN_IET_MAC_SET_PREEMPT(n) (((n) << AM65_CPSW_PN_IET_MAC_PREMPT_OFFSET) & \ AM65_CPSW_PN_IET_MAC_PREMPT_MASK) #define AM65_CPSW_PN_IET_MAC_GET_PREEMPT(n) (((n) & AM65_CPSW_PN_IET_MAC_PREMPT_MASK) >> \ AM65_CPSW_PN_IET_MAC_PREMPT_OFFSET) /* AM65_CPSW_PN_REG_IET_STATUS register fields */ #define AM65_CPSW_PN_MAC_STATUS GENMASK(3, 0) #define AM65_CPSW_PN_MAC_VERIFIED BIT(0) #define AM65_CPSW_PN_MAC_VERIFY_FAIL BIT(1) #define AM65_CPSW_PN_MAC_RESPOND_ERR BIT(2) #define AM65_CPSW_PN_MAC_VERIFY_ERR BIT(3) /* AM65_CPSW_PN_REG_IET_VERIFY register fields */ #define AM65_CPSW_PN_MAC_VERIFY_CNT_MASK GENMASK(23, 0) #define AM65_CPSW_PN_MAC_GET_VERIFY_CNT(n) ((n) & AM65_CPSW_PN_MAC_VERIFY_CNT_MASK) /* 10 msec converted to NSEC */ #define AM65_CPSW_IET_VERIFY_CNT_MS (10) #define AM65_CPSW_IET_VERIFY_CNT_NS (AM65_CPSW_IET_VERIFY_CNT_MS * \ NSEC_PER_MSEC) /* AM65_CPSW_PN_REG_FIFO_STATUS register fields */ #define AM65_CPSW_PN_FST_TX_PRI_ACTIVE_MSK GENMASK(7, 0) #define AM65_CPSW_PN_FST_TX_E_MAC_ALLOW_MSK GENMASK(15, 8) #define AM65_CPSW_PN_FST_EST_CNT_ERR BIT(16) #define AM65_CPSW_PN_FST_EST_ADD_ERR BIT(17) #define AM65_CPSW_PN_FST_EST_BUFACT BIT(18) /* EST FETCH COMMAND RAM */ #define AM65_CPSW_FETCH_RAM_CMD_NUM 0x80 #define AM65_CPSW_FETCH_CNT_MSK GENMASK(21, 8) #define AM65_CPSW_FETCH_CNT_MAX (AM65_CPSW_FETCH_CNT_MSK >> 8) #define AM65_CPSW_FETCH_CNT_OFFSET 8 #define AM65_CPSW_FETCH_ALLOW_MSK GENMASK(7, 0) #define AM65_CPSW_FETCH_ALLOW_MAX AM65_CPSW_FETCH_ALLOW_MSK /* AM65_CPSW_PN_REG_MAX_BLKS fields for IET and No IET cases */ /* 7 blocks for pn_rx_max_blks, 13 for pn_tx_max_blks*/ #define AM65_CPSW_PN_TX_RX_MAX_BLKS_IET 0xD07 /* Slave IET Stats. register offsets */ #define AM65_CPSW_STATN_IET_RX_ASSEMBLY_ERROR 0x140 #define AM65_CPSW_STATN_IET_RX_ASSEMBLY_OK 0x144 #define AM65_CPSW_STATN_IET_RX_SMD_ERROR 0x148 #define AM65_CPSW_STATN_IET_RX_FRAG 0x14c #define AM65_CPSW_STATN_IET_TX_HOLD 0x150 #define AM65_CPSW_STATN_IET_TX_FRAG 0x154 /* number of priority queues per port FIFO */ #define AM65_CPSW_PN_FIFO_PRIO_NUM 8 #endif /* AM65_CPSW_QOS_H_ */