85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/*
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* Copyright (c) 2008-2010, 2012-2014, The Linux Foundation.
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* All rights reserved.
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*
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* All source code in this file is licensed under the following license except
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* where indicated.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* 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.
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*
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* See the GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you can find it at http://www.fsf.org
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*/
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#ifndef _DRIVERS_USB_DIAG_H_
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#define _DRIVERS_USB_DIAG_H_
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#include <linux/err.h>
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#define DIAG_LEGACY "diag"
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#define DIAG_MDM "diag_mdm"
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#define DIAG_QSC "diag_qsc"
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#define DIAG_MDM2 "diag_mdm2"
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#define USB_DIAG_CONNECT 0
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#define USB_DIAG_DISCONNECT 1
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#define USB_DIAG_WRITE_DONE 2
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#define USB_DIAG_READ_DONE 3
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struct diag_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_diag_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 diag_request *d_req);
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void *priv;
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void *priv_usb;
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};
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#ifdef CONFIG_USB_G_ANDROID
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int usb_diag_request_size(struct usb_diag_ch *ch);
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struct usb_diag_ch *usb_diag_open(const char *name, void *priv,
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void (*notify)(void *, unsigned, struct diag_request *));
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void usb_diag_close(struct usb_diag_ch *ch);
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int usb_diag_alloc_req(struct usb_diag_ch *ch, int n_write, int n_read);
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int usb_diag_read(struct usb_diag_ch *ch, struct diag_request *d_req);
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int usb_diag_write(struct usb_diag_ch *ch, struct diag_request *d_req);
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#else
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static inline struct usb_diag_ch *usb_diag_open(const char *name, void *priv,
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void (*notify)(void *, unsigned, struct diag_request *))
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{
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return ERR_PTR(-ENODEV);
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}
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static inline void usb_diag_close(struct usb_diag_ch *ch)
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{
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}
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static inline
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int usb_diag_alloc_req(struct usb_diag_ch *ch, int n_write, int n_read)
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{
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return -ENODEV;
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}
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static inline
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int usb_diag_read(struct usb_diag_ch *ch, struct diag_request *d_req)
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{
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return -ENODEV;
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}
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static inline
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int usb_diag_write(struct usb_diag_ch *ch, struct diag_request *d_req)
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{
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return -ENODEV;
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}
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#endif /* CONFIG_USB_G_ANDROID */
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#endif /* _DRIVERS_USB_DIAG_H_ */
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