/* SPDX-License-Identifier: GPL-2.0+ */ /* Copyright (C) 2018 Microchip Technology Inc. */ #ifndef _LAN743X_H #define _LAN743X_H #include #include "lan743x_ptp.h" #define DRIVER_AUTHOR "Bryan Whitehead " #define DRIVER_DESC "LAN743x PCIe Gigabit Ethernet Driver" #define DRIVER_NAME "lan743x" /* Register Definitions */ #define ID_REV (0x00) #define ID_REV_ID_MASK_ (0xFFFF0000) #define ID_REV_ID_LAN7430_ (0x74300000) #define ID_REV_ID_LAN7431_ (0x74310000) #define ID_REV_IS_VALID_CHIP_ID_(id_rev) \ (((id_rev) & 0xFFF00000) == 0x74300000) #define ID_REV_CHIP_REV_MASK_ (0x0000FFFF) #define ID_REV_CHIP_REV_A0_ (0x00000000) #define ID_REV_CHIP_REV_B0_ (0x00000010) #define FPGA_REV (0x04) #define FPGA_REV_GET_MINOR_(fpga_rev) (((fpga_rev) >> 8) & 0x000000FF) #define FPGA_REV_GET_MAJOR_(fpga_rev) ((fpga_rev) & 0x000000FF) #define HW_CFG (0x010) #define HW_CFG_RELOAD_TYPE_ALL_ (0x00000FC0) #define HW_CFG_EE_OTP_RELOAD_ BIT(4) #define HW_CFG_LRST_ BIT(1) #define PMT_CTL (0x014) #define PMT_CTL_ETH_PHY_D3_COLD_OVR_ BIT(27) #define PMT_CTL_MAC_D3_RX_CLK_OVR_ BIT(25) #define PMT_CTL_ETH_PHY_EDPD_PLL_CTL_ BIT(24) #define PMT_CTL_ETH_PHY_D3_OVR_ BIT(23) #define PMT_CTL_RX_FCT_RFE_D3_CLK_OVR_ BIT(18) #define PMT_CTL_GPIO_WAKEUP_EN_ BIT(15) #define PMT_CTL_EEE_WAKEUP_EN_ BIT(13) #define PMT_CTL_READY_ BIT(7) #define PMT_CTL_ETH_PHY_RST_ BIT(4) #define PMT_CTL_WOL_EN_ BIT(3) #define PMT_CTL_ETH_PHY_WAKE_EN_ BIT(2) #define PMT_CTL_WUPS_MASK_ (0x00000003) #define DP_SEL (0x024) #define DP_SEL_DPRDY_ BIT(31) #define DP_SEL_MASK_ (0x0000001F) #define DP_SEL_RFE_RAM (0x00000001) #define DP_SEL_VHF_HASH_LEN (16) #define DP_SEL_VHF_VLAN_LEN (128) #define DP_CMD (0x028) #define DP_CMD_WRITE_ (0x00000001) #define DP_ADDR (0x02C) #define DP_DATA_0 (0x030) #define E2P_CMD (0x040) #define E2P_CMD_EPC_BUSY_ BIT(31) #define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) #define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) #define E2P_CMD_EPC_CMD_READ_ (0x00000000) #define E2P_CMD_EPC_TIMEOUT_ BIT(10) #define E2P_CMD_EPC_ADDR_MASK_ (0x000001FF) #define E2P_DATA (0x044) #define GPIO_CFG0 (0x050) #define GPIO_CFG0_GPIO_DIR_BIT_(bit) BIT(16 + (bit)) #define GPIO_CFG0_GPIO_DATA_BIT_(bit) BIT(0 + (bit)) #define GPIO_CFG1 (0x054) #define GPIO_CFG1_GPIOEN_BIT_(bit) BIT(16 + (bit)) #define GPIO_CFG1_GPIOBUF_BIT_(bit) BIT(0 + (bit)) #define GPIO_CFG2 (0x058) #define GPIO_CFG2_1588_POL_BIT_(bit) BIT(0 + (bit)) #define GPIO_CFG3 (0x05C) #define GPIO_CFG3_1588_CH_SEL_BIT_(bit) BIT(16 + (bit)) #define GPIO_CFG3_1588_OE_BIT_(bit) BIT(0 + (bit)) #define FCT_RX_CTL (0xAC) #define FCT_RX_CTL_EN_(channel) BIT(28 + (channel)) #define FCT_RX_CTL_DIS_(channel) BIT(24 + (channel)) #define FCT_RX_CTL_RESET_(channel) BIT(20 + (channel)) #define FCT_TX_CTL (0xC4) #define FCT_TX_CTL_EN_(channel) BIT(28 + (channel)) #define FCT_TX_CTL_DIS_(channel) BIT(24 + (channel)) #define FCT_TX_CTL_RESET_(channel) BIT(20 + (channel)) #define FCT_FLOW(rx_channel) (0xE0 + ((rx_channel) << 2)) #define FCT_FLOW_CTL_OFF_THRESHOLD_ (0x00007F00) #define FCT_FLOW_CTL_OFF_THRESHOLD_SET_(value) \ ((value << 8) & FCT_FLOW_CTL_OFF_THRESHOLD_) #define FCT_FLOW_CTL_REQ_EN_ BIT(7) #define FCT_FLOW_CTL_ON_THRESHOLD_ (0x0000007F) #define FCT_FLOW_CTL_ON_THRESHOLD_SET_(value) \ ((value << 0) & FCT_FLOW_CTL_ON_THRESHOLD_) #define MAC_CR (0x100) #define MAC_CR_MII_EN_ BIT(19) #define MAC_CR_EEE_EN_ BIT(17) #define MAC_CR_ADD_ BIT(12) #define MAC_CR_ASD_ BIT(11) #define MAC_CR_CNTR_RST_ BIT(5) #define MAC_CR_DPX_ BIT(3) #define MAC_CR_CFG_H_ BIT(2) #define MAC_CR_CFG_L_ BIT(1) #define MAC_CR_RST_ BIT(0) #define MAC_RX (0x104) #define MAC_RX_MAX_SIZE_SHIFT_ (16) #define MAC_RX_MAX_SIZE_MASK_ (0x3FFF0000) #define MAC_RX_RXD_ BIT(1) #define MAC_RX_RXEN_ BIT(0) #define MAC_TX (0x108) #define MAC_TX_TXD_ BIT(1) #define MAC_TX_TXEN_ BIT(0) #define MAC_FLOW (0x10C) #define MAC_FLOW_CR_TX_FCEN_ BIT(30) #define MAC_FLOW_CR_RX_FCEN_ BIT(29) #define MAC_FLOW_CR_FCPT_MASK_ (0x0000FFFF) #define MAC_RX_ADDRH (0x118) #define MAC_RX_ADDRL (0x11C) #define MAC_MII_ACC (0x120) #define MAC_MII_ACC_PHY_ADDR_SHIFT_ (11) #define MAC_MII_ACC_PHY_ADDR_MASK_ (0x0000F800) #define MAC_MII_ACC_MIIRINDA_SHIFT_ (6) #define MAC_MII_ACC_MIIRINDA_MASK_ (0x000007C0) #define MAC_MII_ACC_MII_READ_ (0x00000000) #define MAC_MII_ACC_MII_WRITE_ (0x00000002) #define MAC_MII_ACC_MII_BUSY_ BIT(0) #define MAC_MII_DATA (0x124) #define MAC_EEE_TX_LPI_REQ_DLY_CNT (0x130) #define MAC_WUCSR (0x140) #define MAC_WUCSR_RFE_WAKE_EN_ BIT(14) #define MAC_WUCSR_PFDA_EN_ BIT(3) #define MAC_WUCSR_WAKE_EN_ BIT(2) #define MAC_WUCSR_MPEN_ BIT(1) #define MAC_WUCSR_BCST_EN_ BIT(0) #define MAC_WK_SRC (0x144) #define MAC_WUF_CFG0 (0x150) #define MAC_NUM_OF_WUF_CFG (32) #define MAC_WUF_CFG_BEGIN (MAC_WUF_CFG0) #define MAC_WUF_CFG(index) (MAC_WUF_CFG_BEGIN + (4 * (index))) #define MAC_WUF_CFG_EN_ BIT(31) #define MAC_WUF_CFG_TYPE_MCAST_ (0x02000000) #define MAC_WUF_CFG_TYPE_ALL_ (0x01000000) #define MAC_WUF_CFG_OFFSET_SHIFT_ (16) #define MAC_WUF_CFG_CRC16_MASK_ (0x0000FFFF) #define MAC_WUF_MASK0_0 (0x200) #define MAC_WUF_MASK0_1 (0x204) #define MAC_WUF_MASK0_2 (0x208) #define MAC_WUF_MASK0_3 (0x20C) #define MAC_WUF_MASK0_BEGIN (MAC_WUF_MASK0_0) #define MAC_WUF_MASK1_BEGIN (MAC_WUF_MASK0_1) #define MAC_WUF_MASK2_BEGIN (MAC_WUF_MASK0_2) #define MAC_WUF_MASK3_BEGIN (MAC_WUF_MASK0_3) #define MAC_WUF_MASK0(index) (MAC_WUF_MASK0_BEGIN + (0x10 * (index))) #define MAC_WUF_MASK1(index) (MAC_WUF_MASK1_BEGIN + (0x10 * (index))) #define MAC_WUF_MASK2(index) (MAC_WUF_MASK2_BEGIN + (0x10 * (index))) #define MAC_WUF_MASK3(index) (MAC_WUF_MASK3_BEGIN + (0x10 * (index))) /* offset 0x400 - 0x500, x may range from 0 to 32, for a total of 33 entries */ #define RFE_ADDR_FILT_HI(x) (0x400 + (8 * (x))) #define RFE_ADDR_FILT_HI_VALID_ BIT(31) /* offset 0x404 - 0x504, x may range from 0 to 32, for a total of 33 entries */ #define RFE_ADDR_FILT_LO(x) (0x404 + (8 * (x))) #define RFE_CTL (0x508) #define RFE_CTL_AB_ BIT(10) #define RFE_CTL_AM_ BIT(9) #define RFE_CTL_AU_ BIT(8) #define RFE_CTL_MCAST_HASH_ BIT(3) #define RFE_CTL_DA_PERFECT_ BIT(1) #define RFE_RSS_CFG (0x554) #define RFE_RSS_CFG_UDP_IPV6_EX_ BIT(16) #define RFE_RSS_CFG_TCP_IPV6_EX_ BIT(15) #define RFE_RSS_CFG_IPV6_EX_ BIT(14) #define RFE_RSS_CFG_UDP_IPV6_ BIT(13) #define RFE_RSS_CFG_TCP_IPV6_ BIT(12) #define RFE_RSS_CFG_IPV6_ BIT(11) #define RFE_RSS_CFG_UDP_IPV4_ BIT(10) #define RFE_RSS_CFG_TCP_IPV4_ BIT(9) #define RFE_RSS_CFG_IPV4_ BIT(8) #define RFE_RSS_CFG_VALID_HASH_BITS_ (0x000000E0) #define RFE_RSS_CFG_RSS_QUEUE_ENABLE_ BIT(2) #define RFE_RSS_CFG_RSS_HASH_STORE_ BIT(1) #define RFE_RSS_CFG_RSS_ENABLE_ BIT(0) #define RFE_HASH_KEY(index) (0x558 + (index << 2)) #define RFE_INDX(index) (0x580 + (index << 2)) #define MAC_WUCSR2 (0x600) #define INT_STS (0x780) #define INT_BIT_DMA_RX_(channel) BIT(24 + (channel)) #define INT_BIT_ALL_RX_ (0x0F000000) #define INT_BIT_DMA_TX_(channel) BIT(16 + (channel)) #define INT_BIT_ALL_TX_ (0x000F0000) #define INT_BIT_SW_GP_ BIT(9) #define INT_BIT_1588_ BIT(7) #define INT_BIT_ALL_OTHER_ (INT_BIT_SW_GP_ | INT_BIT_1588_) #define INT_BIT_MAS_ BIT(0) #define INT_SET (0x784) #define INT_EN_SET (0x788) #define INT_EN_CLR (0x78C) #define INT_STS_R2C (0x790) #define INT_VEC_EN_SET (0x794) #define INT_VEC_EN_CLR (0x798) #define INT_VEC_EN_AUTO_CLR (0x79C) #define INT_VEC_EN_(vector_index) BIT(0 + vector_index) #define INT_VEC_MAP0 (0x7A0) #define INT_VEC_MAP0_RX_VEC_(channel, vector) \ (((u32)(vector)) << ((channel) << 2)) #define INT_VEC_MAP1 (0x7A4) #define INT_VEC_MAP1_TX_VEC_(channel, vector) \ (((u32)(vector)) << ((channel) << 2)) #define INT_VEC_MAP2 (0x7A8) #define INT_MOD_MAP0 (0x7B0) #define INT_MOD_MAP1 (0x7B4) #define INT_MOD_MAP2 (0x7B8) #define INT_MOD_CFG0 (0x7C0) #define INT_MOD_CFG1 (0x7C4) #define INT_MOD_CFG2 (0x7C8) #define INT_MOD_CFG3 (0x7CC) #define INT_MOD_CFG4 (0x7D0) #define INT_MOD_CFG5 (0x7D4) #define INT_MOD_CFG6 (0x7D8) #define INT_MOD_CFG7 (0x7DC) #define PTP_CMD_CTL (0x0A00) #define PTP_CMD_CTL_PTP_CLK_STP_NSEC_ BIT(6) #define PTP_CMD_CTL_PTP_CLOCK_STEP_SEC_ BIT(5) #define PTP_CMD_CTL_PTP_CLOCK_LOAD_ BIT(4) #define PTP_CMD_CTL_PTP_CLOCK_READ_ BIT(3) #define PTP_CMD_CTL_PTP_ENABLE_ BIT(2) #define PTP_CMD_CTL_PTP_DISABLE_ BIT(1) #define PTP_CMD_CTL_PTP_RESET_ BIT(0) #define PTP_GENERAL_CONFIG (0x0A04) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_MASK_(channel) \ (0x7 << (1 + ((channel) << 2))) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100NS_ (0) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10US_ (1) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100US_ (2) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_1MS_ (3) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10MS_ (4) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_200MS_ (5) #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_SET_(channel, value) \ (((value) & 0x7) << (1 + ((channel) << 2))) #define PTP_GENERAL_CONFIG_RELOAD_ADD_X_(channel) (BIT((channel) << 2)) #define PTP_INT_STS (0x0A08) #define PTP_INT_EN_SET (0x0A0C) #define PTP_INT_EN_CLR (0x0A10) #define PTP_INT_BIT_TX_SWTS_ERR_ BIT(13) #define PTP_INT_BIT_TX_TS_ BIT(12) #define PTP_INT_BIT_TIMER_B_ BIT(1) #define PTP_INT_BIT_TIMER_A_ BIT(0) #define PTP_CLOCK_SEC (0x0A14) #define PTP_CLOCK_NS (0x0A18) #define PTP_CLOCK_SUBNS (0x0A1C) #define PTP_CLOCK_RATE_ADJ (0x0A20) #define PTP_CLOCK_RATE_ADJ_DIR_ BIT(31) #define PTP_CLOCK_STEP_ADJ (0x0A2C) #define PTP_CLOCK_STEP_ADJ_DIR_ BIT(31) #define PTP_CLOCK_STEP_ADJ_VALUE_MASK_ (0x3FFFFFFF) #define PTP_CLOCK_TARGET_SEC_X(channel) (0x0A30 + ((channel) << 4)) #define PTP_CLOCK_TARGET_NS_X(channel) (0x0A34 + ((channel) << 4)) #define PTP_CLOCK_TARGET_RELOAD_SEC_X(channel) (0x0A38 + ((channel) << 4)) #define PTP_CLOCK_TARGET_RELOAD_NS_X(channel) (0x0A3C + ((channel) << 4)) #define PTP_LATENCY (0x0A5C) #define PTP_LATENCY_TX_SET_(tx_latency) (((u32)(tx_latency)) << 16) #define PTP_LATENCY_RX_SET_(rx_latency) \ (((u32)(rx_latency)) & 0x0000FFFF) #define PTP_CAP_INFO (0x0A60) #define PTP_CAP_INFO_TX_TS_CNT_GET_(reg_val) (((reg_val) & 0x00000070) >> 4) #define PTP_TX_MOD (0x0AA4) #define PTP_TX_MOD_TX_PTP_SYNC_TS_INSERT_ (0x10000000) #define PTP_TX_MOD2 (0x0AA8) #define PTP_TX_MOD2_TX_PTP_CLR_UDPV4_CHKSUM_ (0x00000001) #define PTP_TX_EGRESS_SEC (0x0AAC) #define PTP_TX_EGRESS_NS (0x0AB0) #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_MASK_ (0xC0000000) #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_AUTO_ (0x00000000) #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_SW_ (0x40000000) #define PTP_TX_EGRESS_NS_TS_NS_MASK_ (0x3FFFFFFF) #define PTP_TX_MSG_HEADER (0x0AB4) #define PTP_TX_MSG_HEADER_MSG_TYPE_ (0x000F0000) #define PTP_TX_MSG_HEADER_MSG_TYPE_SYNC_ (0x00000000) #define DMAC_CFG (0xC00) #define DMAC_CFG_COAL_EN_ BIT(16) #define DMAC_CFG_CH_ARB_SEL_RX_HIGH_ (0x00000000) #define DMAC_CFG_MAX_READ_REQ_MASK_ (0x00000070) #define DMAC_CFG_MAX_READ_REQ_SET_(val) \ ((((u32)(val)) << 4) & DMAC_CFG_MAX_READ_REQ_MASK_) #define DMAC_CFG_MAX_DSPACE_16_ (0x00000000) #define DMAC_CFG_MAX_DSPACE_32_ (0x00000001) #define DMAC_CFG_MAX_DSPACE_64_ BIT(1) #define DMAC_CFG_MAX_DSPACE_128_ (0x00000003) #define DMAC_COAL_CFG (0xC04) #define DMAC_COAL_CFG_TIMER_LIMIT_MASK_ (0xFFF00000) #define DMAC_COAL_CFG_TIMER_LIMIT_SET_(val) \ ((((u32)(val)) << 20) & DMAC_COAL_CFG_TIMER_LIMIT_MASK_) #define DMAC_COAL_CFG_TIMER_TX_START_ BIT(19) #define DMAC_COAL_CFG_FLUSH_INTS_ BIT(18) #define DMAC_COAL_CFG_INT_EXIT_COAL_ BIT(17) #define DMAC_COAL_CFG_CSR_EXIT_COAL_ BIT(16) #define DMAC_COAL_CFG_TX_THRES_MASK_ (0x0000FF00) #define DMAC_COAL_CFG_TX_THRES_SET_(val) \ ((((u32)(val)) << 8) & DMAC_COAL_CFG_TX_THRES_MASK_) #define DMAC_COAL_CFG_RX_THRES_MASK_ (0x000000FF) #define DMAC_COAL_CFG_RX_THRES_SET_(val) \ (((u32)(val)) & DMAC_COAL_CFG_RX_THRES_MASK_) #define DMAC_OBFF_CFG (0xC08) #define DMAC_OBFF_TX_THRES_MASK_ (0x0000FF00) #define DMAC_OBFF_TX_THRES_SET_(val) \ ((((u32)(val)) << 8) & DMAC_OBFF_TX_THRES_MASK_) #define DMAC_OBFF_RX_THRES_MASK_ (0x000000FF) #define DMAC_OBFF_RX_THRES_SET_(val) \ (((u32)(val)) & DMAC_OBFF_RX_THRES_MASK_) #define DMAC_CMD (0xC0C) #define DMAC_CMD_SWR_ BIT(31) #define DMAC_CMD_TX_SWR_(channel) BIT(24 + (channel)) #define DMAC_CMD_START_T_(channel) BIT(20 + (channel)) #define DMAC_CMD_STOP_T_(channel) BIT(16 + (channel)) #define DMAC_CMD_RX_SWR_(channel) BIT(8 + (channel)) #define DMAC_CMD_START_R_(channel) BIT(4 + (channel)) #define DMAC_CMD_STOP_R_(channel) BIT(0 + (channel)) #define DMAC_INT_STS (0xC10) #define DMAC_INT_EN_SET (0xC14) #define DMAC_INT_EN_CLR (0xC18) #define DMAC_INT_BIT_RXFRM_(channel) BIT(16 + (channel)) #define DMAC_INT_BIT_TX_IOC_(channel) BIT(0 + (channel)) #define RX_CFG_A(channel) (0xC40 + ((channel) << 6)) #define RX_CFG_A_RX_WB_ON_INT_TMR_ BIT(30) #define RX_CFG_A_RX_WB_THRES_MASK_ (0x1F000000) #define RX_CFG_A_RX_WB_THRES_SET_(val) \ ((((u32)(val)) << 24) & RX_CFG_A_RX_WB_THRES_MASK_) #define RX_CFG_A_RX_PF_THRES_MASK_ (0x001F0000) #define RX_CFG_A_RX_PF_THRES_SET_(val) \ ((((u32)(val)) << 16) & RX_CFG_A_RX_PF_THRES_MASK_) #define RX_CFG_A_RX_PF_PRI_THRES_MASK_ (0x00001F00) #define RX_CFG_A_RX_PF_PRI_THRES_SET_(val) \ ((((u32)(val)) << 8) & RX_CFG_A_RX_PF_PRI_THRES_MASK_) #define RX_CFG_A_RX_HP_WB_EN_ BIT(5) #define RX_CFG_B(channel) (0xC44 + ((channel) << 6)) #define RX_CFG_B_TS_ALL_RX_ BIT(29) #define RX_CFG_B_RX_PAD_MASK_ (0x03000000) #define RX_CFG_B_RX_PAD_0_ (0x00000000) #define RX_CFG_B_RX_PAD_2_ (0x02000000) #define RX_CFG_B_RDMABL_512_ (0x00040000) #define RX_CFG_B_RX_RING_LEN_MASK_ (0x0000FFFF) #define RX_BASE_ADDRH(channel) (0xC48 + ((channel) << 6)) #define RX_BASE_ADDRL(channel) (0xC4C + ((channel) << 6)) #define RX_HEAD_WRITEBACK_ADDRH(channel) (0xC50 + ((channel) << 6)) #define RX_HEAD_WRITEBACK_ADDRL(channel) (0xC54 + ((channel) << 6)) #define RX_HEAD(channel) (0xC58 + ((channel) << 6)) #define RX_TAIL(channel) (0xC5C + ((channel) << 6)) #define RX_TAIL_SET_TOP_INT_EN_ BIT(30) #define RX_TAIL_SET_TOP_INT_VEC_EN_ BIT(29) #define RX_CFG_C(channel) (0xC64 + ((channel) << 6)) #define RX_CFG_C_RX_TOP_INT_EN_AUTO_CLR_ BIT(6) #define RX_CFG_C_RX_INT_EN_R2C_ BIT(4) #define RX_CFG_C_RX_DMA_INT_STS_AUTO_CLR_ BIT(3) #define RX_CFG_C_RX_INT_STS_R2C_MODE_MASK_ (0x00000007) #define TX_CFG_A(channel) (0xD40 + ((channel) << 6)) #define TX_CFG_A_TX_HP_WB_ON_INT_TMR_ BIT(30) #define TX_CFG_A_TX_TMR_HPWB_SEL_IOC_ (0x10000000) #define TX_CFG_A_TX_PF_THRES_MASK_ (0x001F0000) #define TX_CFG_A_TX_PF_THRES_SET_(value) \ ((((u32)(value)) << 16) & TX_CFG_A_TX_PF_THRES_MASK_) #define TX_CFG_A_TX_PF_PRI_THRES_MASK_ (0x00001F00) #define TX_CFG_A_TX_PF_PRI_THRES_SET_(value) \ ((((u32)(value)) << 8) & TX_CFG_A_TX_PF_PRI_THRES_MASK_) #define TX_CFG_A_TX_HP_WB_EN_ BIT(5) #define TX_CFG_A_TX_HP_WB_THRES_MASK_ (0x0000000F) #define TX_CFG_A_TX_HP_WB_THRES_SET_(value) \ (((u32)(value)) & TX_CFG_A_TX_HP_WB_THRES_MASK_) #define TX_CFG_B(channel) (0xD44 + ((channel) << 6)) #define TX_CFG_B_TDMABL_512_ (0x00040000) #define TX_CFG_B_TX_RING_LEN_MASK_ (0x0000FFFF) #define TX_BASE_ADDRH(channel) (0xD48 + ((channel) << 6)) #define TX_BASE_ADDRL(channel) (0xD4C + ((channel) << 6)) #define TX_HEAD_WRITEBACK_ADDRH(channel) (0xD50 + ((channel) << 6)) #define TX_HEAD_WRITEBACK_ADDRL(channel) (0xD54 + ((channel) << 6)) #define TX_HEAD(channel) (0xD58 + ((channel) << 6)) #define TX_TAIL(channel) (0xD5C + ((channel) << 6)) #define TX_TAIL_SET_DMAC_INT_EN_ BIT(31) #define TX_TAIL_SET_TOP_INT_EN_ BIT(30) #define TX_TAIL_SET_TOP_INT_VEC_EN_ BIT(29) #define TX_CFG_C(channel) (0xD64 + ((channel) << 6)) #define TX_CFG_C_TX_TOP_INT_EN_AUTO_CLR_ BIT(6) #define TX_CFG_C_TX_DMA_INT_EN_AUTO_CLR_ BIT(5) #define TX_CFG_C_TX_INT_EN_R2C_ BIT(4) #define TX_CFG_C_TX_DMA_INT_STS_AUTO_CLR_ BIT(3) #define TX_CFG_C_TX_INT_STS_R2C_MODE_MASK_ (0x00000007) #define OTP_PWR_DN (0x1000) #define OTP_PWR_DN_PWRDN_N_ BIT(0) #define OTP_ADDR_HIGH (0x1004) #define OTP_ADDR_LOW (0x1008) #define OTP_PRGM_DATA (0x1010) #define OTP_PRGM_MODE (0x1014) #define OTP_PRGM_MODE_BYTE_ BIT(0) #define OTP_READ_DATA (0x1018) #define OTP_FUNC_CMD (0x1020) #define OTP_FUNC_CMD_READ_ BIT(0) #define OTP_TST_CMD (0x1024) #define OTP_TST_CMD_PRGVRFY_ BIT(3) #define OTP_CMD_GO (0x1028) #define OTP_CMD_GO_GO_ BIT(0) #define OTP_STATUS (0x1030) #define OTP_STATUS_BUSY_ BIT(0) /* MAC statistics registers */ #define STAT_RX_FCS_ERRORS (0x1200) #define STAT_RX_ALIGNMENT_ERRORS (0x1204) #define STAT_RX_FRAGMENT_ERRORS (0x1208) #define STAT_RX_JABBER_ERRORS (0x120C) #define STAT_RX_UNDERSIZE_FRAME_ERRORS (0x1210) #define STAT_RX_OVERSIZE_FRAME_ERRORS (0x1214) #define STAT_RX_DROPPED_FRAMES (0x1218) #define STAT_RX_UNICAST_BYTE_COUNT (0x121C) #define STAT_RX_BROADCAST_BYTE_COUNT (0x1220) #define STAT_RX_MULTICAST_BYTE_COUNT (0x1224) #define STAT_RX_UNICAST_FRAMES (0x1228) #define STAT_RX_BROADCAST_FRAMES (0x122C) #define STAT_RX_MULTICAST_FRAMES (0x1230) #define STAT_RX_PAUSE_FRAMES (0x1234) #define STAT_RX_64_BYTE_FRAMES (0x1238) #define STAT_RX_65_127_BYTE_FRAMES (0x123C) #define STAT_RX_128_255_BYTE_FRAMES (0x1240) #define STAT_RX_256_511_BYTES_FRAMES (0x1244) #define STAT_RX_512_1023_BYTE_FRAMES (0x1248) #define STAT_RX_1024_1518_BYTE_FRAMES (0x124C) #define STAT_RX_GREATER_1518_BYTE_FRAMES (0x1250) #define STAT_RX_TOTAL_FRAMES (0x1254) #define STAT_EEE_RX_LPI_TRANSITIONS (0x1258) #define STAT_EEE_RX_LPI_TIME (0x125C) #define STAT_RX_COUNTER_ROLLOVER_STATUS (0x127C) #define STAT_TX_FCS_ERRORS (0x1280) #define STAT_TX_EXCESS_DEFERRAL_ERRORS (0x1284) #define STAT_TX_CARRIER_ERRORS (0x1288) #define STAT_TX_BAD_BYTE_COUNT (0x128C) #define STAT_TX_SINGLE_COLLISIONS (0x1290) #define STAT_TX_MULTIPLE_COLLISIONS (0x1294) #define STAT_TX_EXCESSIVE_COLLISION (0x1298) #define STAT_TX_LATE_COLLISIONS (0x129C) #define STAT_TX_UNICAST_BYTE_COUNT (0x12A0) #define STAT_TX_BROADCAST_BYTE_COUNT (0x12A4) #define STAT_TX_MULTICAST_BYTE_COUNT (0x12A8) #define STAT_TX_UNICAST_FRAMES (0x12AC) #define STAT_TX_BROADCAST_FRAMES (0x12B0) #define STAT_TX_MULTICAST_FRAMES (0x12B4) #define STAT_TX_PAUSE_FRAMES (0x12B8) #define STAT_TX_64_BYTE_FRAMES (0x12BC) #define STAT_TX_65_127_BYTE_FRAMES (0x12C0) #define STAT_TX_128_255_BYTE_FRAMES (0x12C4) #define STAT_TX_256_511_BYTES_FRAMES (0x12C8) #define STAT_TX_512_1023_BYTE_FRAMES (0x12CC) #define STAT_TX_1024_1518_BYTE_FRAMES (0x12D0) #define STAT_TX_GREATER_1518_BYTE_FRAMES (0x12D4) #define STAT_TX_TOTAL_FRAMES (0x12D8) #define STAT_EEE_TX_LPI_TRANSITIONS (0x12DC) #define STAT_EEE_TX_LPI_TIME (0x12E0) #define STAT_TX_COUNTER_ROLLOVER_STATUS (0x12FC) /* End of Register definitions */ #define LAN743X_MAX_RX_CHANNELS (4) #define LAN743X_MAX_TX_CHANNELS (1) struct lan743x_adapter; #define LAN743X_USED_RX_CHANNELS (4) #define LAN743X_USED_TX_CHANNELS (1) #define LAN743X_INT_MOD (400) #if (LAN743X_USED_RX_CHANNELS > LAN743X_MAX_RX_CHANNELS) #error Invalid LAN743X_USED_RX_CHANNELS #endif #if (LAN743X_USED_TX_CHANNELS > LAN743X_MAX_TX_CHANNELS) #error Invalid LAN743X_USED_TX_CHANNELS #endif /* PCI */ /* SMSC acquired EFAR late 1990's, MCHP acquired SMSC 2012 */ #define PCI_VENDOR_ID_SMSC PCI_VENDOR_ID_EFAR #define PCI_DEVICE_ID_SMSC_LAN7430 (0x7430) #define PCI_DEVICE_ID_SMSC_LAN7431 (0x7431) #define PCI_CONFIG_LENGTH (0x1000) /* CSR */ #define CSR_LENGTH (0x2000) #define LAN743X_CSR_FLAG_IS_A0 BIT(0) #define LAN743X_CSR_FLAG_IS_B0 BIT(1) #define LAN743X_CSR_FLAG_SUPPORTS_INTR_AUTO_SET_CLR BIT(8) struct lan743x_csr { u32 flags; u8 __iomem *csr_address; u32 id_rev; u32 fpga_rev; }; /* INTERRUPTS */ typedef void(*lan743x_vector_handler)(void *context, u32 int_sts, u32 flags); #define LAN743X_VECTOR_FLAG_IRQ_SHARED BIT(0) #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_READ BIT(1) #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_R2C BIT(2) #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_W2C BIT(3) #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CHECK BIT(4) #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CLEAR BIT(5) #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_R2C BIT(6) #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_CLEAR BIT(7) #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_SET BIT(8) #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_CLEAR BIT(9) #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_SET BIT(10) #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_CLEAR BIT(11) #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET BIT(12) #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_CLEAR BIT(13) #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_SET BIT(14) #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_AUTO_CLEAR BIT(15) struct lan743x_vector { int irq; u32 flags; struct lan743x_adapter *adapter; int vector_index; u32 int_mask; lan743x_vector_handler handler; void *context; }; #define LAN743X_MAX_VECTOR_COUNT (8) struct lan743x_intr { int flags; unsigned int irq; struct lan743x_vector vector_list[LAN743X_MAX_VECTOR_COUNT]; int number_of_vectors; bool using_vectors; int software_isr_flag; }; #define LAN743X_MAX_FRAME_SIZE (9 * 1024) /* PHY */ struct lan743x_phy { bool fc_autoneg; u8 fc_request_control; }; /* TX */ struct lan743x_tx_descriptor; struct lan743x_tx_buffer_info; #define GPIO_QUEUE_STARTED (0) #define GPIO_TX_FUNCTION (1) #define GPIO_TX_COMPLETION (2) #define GPIO_TX_FRAGMENT (3) #define TX_FRAME_FLAG_IN_PROGRESS BIT(0) #define TX_TS_FLAG_TIMESTAMPING_ENABLED BIT(0) #define TX_TS_FLAG_ONE_STEP_SYNC BIT(1) struct lan743x_tx { struct lan743x_adapter *adapter; u32 ts_flags; u32 vector_flags; int channel_number; int ring_size; size_t ring_allocation_size; struct lan743x_tx_descriptor *ring_cpu_ptr; dma_addr_t ring_dma_ptr; /* ring_lock: used to prevent concurrent access to tx ring */ spinlock_t ring_lock; u32 frame_flags; u32 frame_first; u32 frame_data0; u32 frame_tail; struct lan743x_tx_buffer_info *buffer_info; __le32 *head_cpu_ptr; dma_addr_t head_dma_ptr; int last_head; int last_tail; struct napi_struct napi; struct sk_buff *overflow_skb; }; void lan743x_tx_set_timestamping_mode(struct lan743x_tx *tx, bool enable_timestamping, bool enable_onestep_sync); /* RX */ struct lan743x_rx_descriptor; struct lan743x_rx_buffer_info; struct lan743x_rx { struct lan743x_adapter *adapter; u32 vector_flags; int channel_number; int ring_size; size_t ring_allocation_size; struct lan743x_rx_descriptor *ring_cpu_ptr; dma_addr_t ring_dma_ptr; struct lan743x_rx_buffer_info *buffer_info; __le32 *head_cpu_ptr; dma_addr_t head_dma_ptr; u32 last_head; u32 last_tail; struct napi_struct napi; u32 frame_count; }; struct lan743x_adapter { struct net_device *netdev; struct mii_bus *mdiobus; phy_interface_t phy_mode; int msg_enable; #ifdef CONFIG_PM u32 wolopts; #endif struct pci_dev *pdev; struct lan743x_csr csr; struct lan743x_intr intr; struct lan743x_gpio gpio; struct lan743x_ptp ptp; u8 mac_address[ETH_ALEN]; struct lan743x_phy phy; struct lan743x_tx tx[LAN743X_MAX_TX_CHANNELS]; struct lan743x_rx rx[LAN743X_MAX_RX_CHANNELS]; #define LAN743X_ADAPTER_FLAG_OTP BIT(0) u32 flags; }; #define LAN743X_COMPONENT_FLAG_RX(channel) BIT(20 + (channel)) #define INTR_FLAG_IRQ_REQUESTED(vector_index) BIT(0 + vector_index) #define INTR_FLAG_MSI_ENABLED BIT(8) #define INTR_FLAG_MSIX_ENABLED BIT(9) #define MAC_MII_READ 1 #define MAC_MII_WRITE 0 #define PHY_FLAG_OPENED BIT(0) #define PHY_FLAG_ATTACHED BIT(1) #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT #define DMA_ADDR_HIGH32(dma_addr) ((u32)(((dma_addr) >> 32) & 0xFFFFFFFF)) #else #define DMA_ADDR_HIGH32(dma_addr) ((u32)(0)) #endif #define DMA_ADDR_LOW32(dma_addr) ((u32)((dma_addr) & 0xFFFFFFFF)) #define DMA_DESCRIPTOR_SPACING_16 (16) #define DMA_DESCRIPTOR_SPACING_32 (32) #define DMA_DESCRIPTOR_SPACING_64 (64) #define DMA_DESCRIPTOR_SPACING_128 (128) #define DEFAULT_DMA_DESCRIPTOR_SPACING (L1_CACHE_BYTES) #define DMAC_CHANNEL_STATE_SET(start_bit, stop_bit) \ (((start_bit) ? 2 : 0) | ((stop_bit) ? 1 : 0)) #define DMAC_CHANNEL_STATE_INITIAL DMAC_CHANNEL_STATE_SET(0, 0) #define DMAC_CHANNEL_STATE_STARTED DMAC_CHANNEL_STATE_SET(1, 0) #define DMAC_CHANNEL_STATE_STOP_PENDING DMAC_CHANNEL_STATE_SET(1, 1) #define DMAC_CHANNEL_STATE_STOPPED DMAC_CHANNEL_STATE_SET(0, 1) /* TX Descriptor bits */ #define TX_DESC_DATA0_DTYPE_MASK_ (0xC0000000) #define TX_DESC_DATA0_DTYPE_DATA_ (0x00000000) #define TX_DESC_DATA0_DTYPE_EXT_ (0x40000000) #define TX_DESC_DATA0_FS_ (0x20000000) #define TX_DESC_DATA0_LS_ (0x10000000) #define TX_DESC_DATA0_EXT_ (0x08000000) #define TX_DESC_DATA0_IOC_ (0x04000000) #define TX_DESC_DATA0_ICE_ (0x00400000) #define TX_DESC_DATA0_IPE_ (0x00200000) #define TX_DESC_DATA0_TPE_ (0x00100000) #define TX_DESC_DATA0_FCS_ (0x00020000) #define TX_DESC_DATA0_TSE_ (0x00010000) #define TX_DESC_DATA0_BUF_LENGTH_MASK_ (0x0000FFFF) #define TX_DESC_DATA0_EXT_LSO_ (0x00200000) #define TX_DESC_DATA0_EXT_PAY_LENGTH_MASK_ (0x000FFFFF) #define TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_ (0x3FFF0000) struct lan743x_tx_descriptor { __le32 data0; __le32 data1; __le32 data2; __le32 data3; } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING); #define TX_BUFFER_INFO_FLAG_ACTIVE BIT(0) #define TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED BIT(1) #define TX_BUFFER_INFO_FLAG_IGNORE_SYNC BIT(2) #define TX_BUFFER_INFO_FLAG_SKB_FRAGMENT BIT(3) struct lan743x_tx_buffer_info { int flags; struct sk_buff *skb; dma_addr_t dma_ptr; unsigned int buffer_length; }; #define LAN743X_TX_RING_SIZE (50) /* OWN bit is set. ie, Descs are owned by RX DMAC */ #define RX_DESC_DATA0_OWN_ (0x00008000) /* OWN bit is clear. ie, Descs are owned by host */ #define RX_DESC_DATA0_FS_ (0x80000000) #define RX_DESC_DATA0_LS_ (0x40000000) #define RX_DESC_DATA0_FRAME_LENGTH_MASK_ (0x3FFF0000) #define RX_DESC_DATA0_FRAME_LENGTH_GET_(data0) \ (((data0) & RX_DESC_DATA0_FRAME_LENGTH_MASK_) >> 16) #define RX_DESC_DATA0_EXT_ (0x00004000) #define RX_DESC_DATA0_BUF_LENGTH_MASK_ (0x00003FFF) #define RX_DESC_DATA2_TS_NS_MASK_ (0x3FFFFFFF) #if ((NET_IP_ALIGN != 0) && (NET_IP_ALIGN != 2)) #error NET_IP_ALIGN must be 0 or 2 #endif #define RX_HEAD_PADDING NET_IP_ALIGN struct lan743x_rx_descriptor { __le32 data0; __le32 data1; __le32 data2; __le32 data3; } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING); #define RX_BUFFER_INFO_FLAG_ACTIVE BIT(0) struct lan743x_rx_buffer_info { int flags; struct sk_buff *skb; dma_addr_t dma_ptr; unsigned int buffer_length; }; #define LAN743X_RX_RING_SIZE (65) #define RX_PROCESS_RESULT_NOTHING_TO_DO (0) #define RX_PROCESS_RESULT_PACKET_RECEIVED (1) #define RX_PROCESS_RESULT_PACKET_DROPPED (2) u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset); void lan743x_csr_write(struct lan743x_adapter *adapter, int offset, u32 data); #endif /* _LAN743X_H */