/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries. * All rights reserved. */ #ifndef WILC_WLAN_H #define WILC_WLAN_H #include /******************************************** * * Mac eth header length * ********************************************/ #define MAX_MAC_HDR_LEN 26 /* QOS_MAC_HDR_LEN */ #define SUB_MSDU_HEADER_LENGTH 14 #define SNAP_HDR_LEN 8 #define ETHERNET_HDR_LEN 14 #define WORD_ALIGNMENT_PAD 0 #define ETH_ETHERNET_HDR_OFFSET (MAX_MAC_HDR_LEN + \ SUB_MSDU_HEADER_LENGTH + \ SNAP_HDR_LEN - \ ETHERNET_HDR_LEN + \ WORD_ALIGNMENT_PAD) #define HOST_HDR_OFFSET 4 #define ETHERNET_HDR_LEN 14 #define IP_HDR_LEN 20 #define IP_HDR_OFFSET ETHERNET_HDR_LEN #define UDP_HDR_OFFSET (IP_HDR_LEN + IP_HDR_OFFSET) #define UDP_HDR_LEN 8 #define UDP_DATA_OFFSET (UDP_HDR_OFFSET + UDP_HDR_LEN) #define ETH_CONFIG_PKT_HDR_LEN UDP_DATA_OFFSET #define ETH_CONFIG_PKT_HDR_OFFSET (ETH_ETHERNET_HDR_OFFSET + \ ETH_CONFIG_PKT_HDR_LEN) /******************************************** * * Register Defines * ********************************************/ #define WILC_PERIPH_REG_BASE 0x1000 #define WILC_CHANGING_VIR_IF 0x108c #define WILC_CHIPID WILC_PERIPH_REG_BASE #define WILC_GLB_RESET_0 (WILC_PERIPH_REG_BASE + 0x400) #define WILC_PIN_MUX_0 (WILC_PERIPH_REG_BASE + 0x408) #define WILC_HOST_TX_CTRL (WILC_PERIPH_REG_BASE + 0x6c) #define WILC_HOST_RX_CTRL_0 (WILC_PERIPH_REG_BASE + 0x70) #define WILC_HOST_RX_CTRL_1 (WILC_PERIPH_REG_BASE + 0x74) #define WILC_HOST_VMM_CTL (WILC_PERIPH_REG_BASE + 0x78) #define WILC_HOST_RX_CTRL (WILC_PERIPH_REG_BASE + 0x80) #define WILC_HOST_RX_EXTRA_SIZE (WILC_PERIPH_REG_BASE + 0x84) #define WILC_HOST_TX_CTRL_1 (WILC_PERIPH_REG_BASE + 0x88) #define WILC_MISC (WILC_PERIPH_REG_BASE + 0x428) #define WILC_INTR_REG_BASE (WILC_PERIPH_REG_BASE + 0xa00) #define WILC_INTR_ENABLE WILC_INTR_REG_BASE #define WILC_INTR2_ENABLE (WILC_INTR_REG_BASE + 4) #define WILC_INTR_POLARITY (WILC_INTR_REG_BASE + 0x10) #define WILC_INTR_TYPE (WILC_INTR_REG_BASE + 0x20) #define WILC_INTR_CLEAR (WILC_INTR_REG_BASE + 0x30) #define WILC_INTR_STATUS (WILC_INTR_REG_BASE + 0x40) #define WILC_VMM_TBL_SIZE 64 #define WILC_VMM_TX_TBL_BASE 0x150400 #define WILC_VMM_RX_TBL_BASE 0x150500 #define WILC_VMM_BASE 0x150000 #define WILC_VMM_CORE_CTL WILC_VMM_BASE #define WILC_VMM_TBL_CTL (WILC_VMM_BASE + 0x4) #define WILC_VMM_TBL_ENTRY (WILC_VMM_BASE + 0x8) #define WILC_VMM_TBL0_SIZE (WILC_VMM_BASE + 0xc) #define WILC_VMM_TO_HOST_SIZE (WILC_VMM_BASE + 0x10) #define WILC_VMM_CORE_CFG (WILC_VMM_BASE + 0x14) #define WILC_VMM_TBL_ACTIVE (WILC_VMM_BASE + 040) #define WILC_VMM_TBL_STATUS (WILC_VMM_BASE + 0x44) #define WILC_SPI_REG_BASE 0xe800 #define WILC_SPI_CTL WILC_SPI_REG_BASE #define WILC_SPI_MASTER_DMA_ADDR (WILC_SPI_REG_BASE + 0x4) #define WILC_SPI_MASTER_DMA_COUNT (WILC_SPI_REG_BASE + 0x8) #define WILC_SPI_SLAVE_DMA_ADDR (WILC_SPI_REG_BASE + 0xc) #define WILC_SPI_SLAVE_DMA_COUNT (WILC_SPI_REG_BASE + 0x10) #define WILC_SPI_TX_MODE (WILC_SPI_REG_BASE + 0x20) #define WILC_SPI_PROTOCOL_CONFIG (WILC_SPI_REG_BASE + 0x24) #define WILC_SPI_INTR_CTL (WILC_SPI_REG_BASE + 0x2c) #define WILC_SPI_PROTOCOL_OFFSET (WILC_SPI_PROTOCOL_CONFIG - \ WILC_SPI_REG_BASE) #define WILC_AHB_DATA_MEM_BASE 0x30000 #define WILC_AHB_SHARE_MEM_BASE 0xd0000 #define WILC_VMM_TBL_RX_SHADOW_BASE WILC_AHB_SHARE_MEM_BASE #define WILC_VMM_TBL_RX_SHADOW_SIZE 256 #define WILC_GP_REG_0 0x149c #define WILC_GP_REG_1 0x14a0 #define WILC_HAVE_SDIO_IRQ_GPIO BIT(0) #define WILC_HAVE_USE_PMU BIT(1) #define WILC_HAVE_SLEEP_CLK_SRC_RTC BIT(2) #define WILC_HAVE_SLEEP_CLK_SRC_XO BIT(3) #define WILC_HAVE_EXT_PA_INV_TX_RX BIT(4) #define WILC_HAVE_LEGACY_RF_SETTINGS BIT(5) #define WILC_HAVE_XTAL_24 BIT(6) #define WILC_HAVE_DISABLE_WILC_UART BIT(7) #define WILC_HAVE_USE_IRQ_AS_HOST_WAKE BIT(8) /******************************************** * * Wlan Defines * ********************************************/ #define WILC_CFG_PKT 1 #define WILC_NET_PKT 0 #define WILC_MGMT_PKT 2 #define WILC_CFG_SET 1 #define WILC_CFG_QUERY 0 #define WILC_CFG_RSP 1 #define WILC_CFG_RSP_STATUS 2 #define WILC_CFG_RSP_SCAN 3 #define WILC_PLL_TO_SDIO 4 #define WILC_PLL_TO_SPI 2 #define ABORT_INT BIT(31) #define WILC_RX_BUFF_SIZE (96 * 1024) #define WILC_TX_BUFF_SIZE (64 * 1024) #define MODALIAS "WILC_SPI" #define GPIO_NUM 0x44 /*******************************************/ /* E0 and later Interrupt flags. */ /*******************************************/ /*******************************************/ /* E0 and later Interrupt flags. */ /* IRQ Status word */ /* 15:0 = DMA count in words. */ /* 16: INT0 flag */ /* 17: INT1 flag */ /* 18: INT2 flag */ /* 19: INT3 flag */ /* 20: INT4 flag */ /* 21: INT5 flag */ /*******************************************/ #define IRG_FLAGS_OFFSET 16 #define IRQ_DMA_WD_CNT_MASK ((1ul << IRG_FLAGS_OFFSET) - 1) #define INT_0 BIT(IRG_FLAGS_OFFSET) #define INT_1 BIT(IRG_FLAGS_OFFSET + 1) #define INT_2 BIT(IRG_FLAGS_OFFSET + 2) #define INT_3 BIT(IRG_FLAGS_OFFSET + 3) #define INT_4 BIT(IRG_FLAGS_OFFSET + 4) #define INT_5 BIT(IRG_FLAGS_OFFSET + 5) #define MAX_NUM_INT 6 /*******************************************/ /* E0 and later Interrupt flags. */ /* IRQ Clear word */ /* 0: Clear INT0 */ /* 1: Clear INT1 */ /* 2: Clear INT2 */ /* 3: Clear INT3 */ /* 4: Clear INT4 */ /* 5: Clear INT5 */ /* 6: Select VMM table 1 */ /* 7: Select VMM table 2 */ /* 8: Enable VMM */ /*******************************************/ #define CLR_INT0 BIT(0) #define CLR_INT1 BIT(1) #define CLR_INT2 BIT(2) #define CLR_INT3 BIT(3) #define CLR_INT4 BIT(4) #define CLR_INT5 BIT(5) #define SEL_VMM_TBL0 BIT(6) #define SEL_VMM_TBL1 BIT(7) #define EN_VMM BIT(8) #define DATA_INT_EXT INT_0 #define PLL_INT_EXT INT_1 #define SLEEP_INT_EXT INT_2 #define ALL_INT_EXT (DATA_INT_EXT | PLL_INT_EXT | SLEEP_INT_EXT) #define NUM_INT_EXT 3 #define DATA_INT_CLR CLR_INT0 #define PLL_INT_CLR CLR_INT1 #define SLEEP_INT_CLR CLR_INT2 #define ENABLE_RX_VMM (SEL_VMM_TBL1 | EN_VMM) #define ENABLE_TX_VMM (SEL_VMM_TBL0 | EN_VMM) /*time for expiring the completion of cfg packets*/ #define WILC_CFG_PKTS_TIMEOUT msecs_to_jiffies(2000) #define IS_MANAGMEMENT 0x100 #define IS_MANAGMEMENT_CALLBACK 0x080 #define IS_MGMT_STATUS_SUCCES 0x040 /******************************************** * * Tx/Rx Queue Structure * ********************************************/ struct txq_entry_t { struct list_head list; int type; int ack_idx; u8 *buffer; int buffer_size; void *priv; int status; void (*tx_complete_func)(void *priv, int status); }; struct rxq_entry_t { struct list_head list; u8 *buffer; int buffer_size; }; /******************************************** * * Host IF Structure * ********************************************/ struct wilc; struct wilc_hif_func { int (*hif_init)(struct wilc *wilc, bool resume); int (*hif_deinit)(struct wilc *wilc); int (*hif_read_reg)(struct wilc *wilc, u32 addr, u32 *data); int (*hif_write_reg)(struct wilc *wilc, u32 addr, u32 data); int (*hif_block_rx)(struct wilc *wilc, u32 addr, u8 *buf, u32 size); int (*hif_block_tx)(struct wilc *wilc, u32 addr, u8 *buf, u32 size); int (*hif_read_int)(struct wilc *wilc, u32 *int_status); int (*hif_clear_int_ext)(struct wilc *wilc, u32 val); int (*hif_read_size)(struct wilc *wilc, u32 *size); int (*hif_block_tx_ext)(struct wilc *wilc, u32 addr, u8 *buf, u32 size); int (*hif_block_rx_ext)(struct wilc *wilc, u32 addr, u8 *buf, u32 size); int (*hif_sync_ext)(struct wilc *wilc, int nint); int (*enable_interrupt)(struct wilc *nic); void (*disable_interrupt)(struct wilc *nic); }; #define WILC_MAX_CFG_FRAME_SIZE 1468 struct tx_complete_data { int size; void *buff; u8 *bssid; struct sk_buff *skb; }; struct wilc_cfg_cmd_hdr { u8 cmd_type; u8 seq_no; __le16 total_len; __le32 driver_handler; }; struct wilc_cfg_frame { struct wilc_cfg_cmd_hdr hdr; u8 frame[WILC_MAX_CFG_FRAME_SIZE]; }; struct wilc_cfg_rsp { u8 type; u8 seq_no; }; struct wilc; struct wilc_vif; int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer, u32 buffer_size); int wilc_wlan_start(struct wilc *wilc); int wilc_wlan_stop(struct wilc *wilc); int wilc_wlan_txq_add_net_pkt(struct net_device *dev, void *priv, u8 *buffer, u32 buffer_size, void (*tx_complete_fn)(void *, int)); int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count); void wilc_handle_isr(struct wilc *wilc); void wilc_wlan_cleanup(struct net_device *dev); int wilc_wlan_cfg_set(struct wilc_vif *vif, int start, u16 wid, u8 *buffer, u32 buffer_size, int commit, u32 drv_handler); int wilc_wlan_cfg_get(struct wilc_vif *vif, int start, u16 wid, int commit, u32 drv_handler); int wilc_wlan_cfg_get_val(struct wilc *wl, u16 wid, u8 *buffer, u32 buffer_size); int wilc_wlan_txq_add_mgmt_pkt(struct net_device *dev, void *priv, u8 *buffer, u32 buffer_size, void (*func)(void *, int)); void wilc_chip_sleep_manually(struct wilc *wilc); void wilc_enable_tcp_ack_filter(struct wilc_vif *vif, bool value); int wilc_wlan_get_num_conn_ifcs(struct wilc *wilc); netdev_tx_t wilc_mac_xmit(struct sk_buff *skb, struct net_device *dev); void wilc_wfi_p2p_rx(struct net_device *dev, u8 *buff, u32 size); void host_wakeup_notify(struct wilc *wilc); void host_sleep_notify(struct wilc *wilc); void chip_allow_sleep(struct wilc *wilc); void chip_wakeup(struct wilc *wilc); int wilc_send_config_pkt(struct wilc_vif *vif, u8 mode, struct wid *wids, u32 count, u32 drv); int wilc_wlan_init(struct net_device *dev); u32 wilc_get_chipid(struct wilc *wilc, bool update); #endif