mediatek/mt7601u/usb.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
0004  */
0005
0006 #ifndef __MT7601U_USB_H
0007 #define __MT7601U_USB_H
0008
0009 #include "mt7601u.h"
0010
0011 #define MT7601U_FIRMWARE    "mt7601u.bin"
0012
0013 #define MT_VEND_REQ_MAX_RETRY   10
0014 #define MT_VEND_REQ_TOUT_MS 300
0015
0016 #define MT_VEND_DEV_MODE_RESET  1
0017
0018 #define MT_VEND_BUF     sizeof(__le32)
0019
0020 enum mt_vendor_req {
0021     MT_VEND_DEV_MODE = 1,
0022     MT_VEND_WRITE = 2,
0023     MT_VEND_MULTI_READ = 7,
0024     MT_VEND_WRITE_FCE = 0x42,
0025 };
0026
0027 enum mt_usb_ep_in {
0028     MT_EP_IN_PKT_RX,
0029     MT_EP_IN_CMD_RESP,
0030     __MT_EP_IN_MAX,
0031 };
0032
0033 enum mt_usb_ep_out {
0034     MT_EP_OUT_INBAND_CMD,
0035     MT_EP_OUT_AC_BK,
0036     MT_EP_OUT_AC_BE,
0037     MT_EP_OUT_AC_VI,
0038     MT_EP_OUT_AC_VO,
0039     MT_EP_OUT_HCCA,
0040     __MT_EP_OUT_MAX,
0041 };
0042
0043 static inline struct usb_device *mt7601u_to_usb_dev(struct mt7601u_dev *mt7601u)
0044 {
0045     return interface_to_usbdev(to_usb_interface(mt7601u->dev));
0046 }
0047
0048 static inline bool mt7601u_urb_has_error(struct urb *urb)
0049 {
0050     return urb->status &&
0051         urb->status != -ENOENT &&
0052         urb->status != -ECONNRESET &&
0053         urb->status != -ESHUTDOWN;
0054 }
0055
0056 bool mt7601u_usb_alloc_buf(struct mt7601u_dev *dev, size_t len,
0057                struct mt7601u_dma_buf *buf);
0058 void mt7601u_usb_free_buf(struct mt7601u_dev *dev, struct mt7601u_dma_buf *buf);
0059 int mt7601u_usb_submit_buf(struct mt7601u_dev *dev, int dir, int ep_idx,
0060                struct mt7601u_dma_buf *buf, gfp_t gfp,
0061                usb_complete_t complete_fn, void *context);
0062 void mt7601u_complete_urb(struct urb *urb);
0063
0064 int mt7601u_vendor_request(struct mt7601u_dev *dev, const u8 req,
0065                const u8 direction, const u16 val, const u16 offset,
0066                void *buf, const size_t buflen);
0067 void mt7601u_vendor_reset(struct mt7601u_dev *dev);
0068 int mt7601u_vendor_single_wr(struct mt7601u_dev *dev, const u8 req,
0069                  const u16 offset, const u32 val);
0070
0071 #endif