1 /** 2 * @section LICENSE 3 * Copyright (c) 2014 Redpine Signals Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef __RSI_USB_INTF__ 19 #define __RSI_USB_INTF__ 20 21 #include <linux/usb.h> 22 #include "rsi_main.h" 23 #include "rsi_common.h" 24 25 #define USB_INTERNAL_REG_1 0x25000 26 #define RSI_USB_READY_MAGIC_NUM 0xab 27 #define FW_STATUS_REG 0x41050012 28 29 #define USB_VENDOR_REGISTER_READ 0x15 30 #define USB_VENDOR_REGISTER_WRITE 0x16 31 #define RSI_USB_TX_HEAD_ROOM 128 32 33 #define MAX_RX_URBS 1 34 #define MAX_BULK_EP 8 35 #define MGMT_EP 1 36 #define DATA_EP 2 37 38 #define RSI_USB_BUF_SIZE 4096 39 40 struct rsi_91x_usbdev { 41 struct rsi_thread rx_thread; 42 u8 endpoint; 43 struct usb_device *usbdev; 44 struct usb_interface *pfunction; 45 struct urb *rx_usb_urb[MAX_RX_URBS]; 46 u8 *tx_buffer; 47 __le16 bulkin_size; 48 u8 bulkin_endpoint_addr; 49 __le16 bulkout_size[MAX_BULK_EP]; 50 u8 bulkout_endpoint_addr[MAX_BULK_EP]; 51 u32 tx_blk_size; 52 u8 write_fail; 53 }; 54 55 static inline int rsi_usb_check_queue_status(struct rsi_hw *adapter, u8 q_num) 56 { 57 /* In USB, there isn't any need to check the queue status */ 58 return QUEUE_NOT_FULL; 59 } 60 61 static inline int rsi_usb_event_timeout(struct rsi_hw *adapter) 62 { 63 return EVENT_WAIT_FOREVER; 64 } 65 66 void rsi_usb_rx_thread(struct rsi_common *common); 67 #endif 68