56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __LINUX_USB_QDSS_H
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#define __LINUX_USB_QDSS_H
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#include <linux/kernel.h>
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struct qdss_request {
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char *buf;
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int length;
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int actual;
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int status;
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void *context;
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};
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struct usb_qdss_ch {
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const char *name;
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struct list_head list;
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void (*notify)(void *priv, unsigned event, struct qdss_request *d_req,
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struct usb_qdss_ch *);
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void *priv;
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void *priv_usb;
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int app_conn;
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};
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enum qdss_state {
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USB_QDSS_CONNECT,
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USB_QDSS_DISCONNECT,
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USB_QDSS_CTRL_READ_DONE,
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USB_QDSS_DATA_WRITE_DONE,
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USB_QDSS_CTRL_WRITE_DONE,
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};
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struct usb_qdss_ch *usb_qdss_open(const char *name, void *priv,
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void (*notify)(void *, unsigned, struct qdss_request *,
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struct usb_qdss_ch *));
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void usb_qdss_close(struct usb_qdss_ch *ch);
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int usb_qdss_alloc_req(struct usb_qdss_ch *ch, int n_write, int n_read);
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void usb_qdss_free_req(struct usb_qdss_ch *ch);
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int usb_qdss_read(struct usb_qdss_ch *ch, struct qdss_request *d_req);
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int usb_qdss_write(struct usb_qdss_ch *ch, struct qdss_request *d_req);
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int usb_qdss_ctrl_write(struct usb_qdss_ch *ch, struct qdss_request *d_req);
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int usb_qdss_ctrl_read(struct usb_qdss_ch *ch, struct qdss_request *d_req);
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#endif
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