e9a05bb4d3
Modify spdx tag for all CAF authored files for Kona. Change-Id: I9308c7189412b1e428a7f67ded0dc076b0e38254 Signed-off-by: Rishabh Bhatnagar <rishabhb@codeaurora.org>
73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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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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#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 int event,
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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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#if IS_ENABLED(CONFIG_USB_F_DIAG)
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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 int, 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 int, 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_F_DIAG */
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#endif /* _DRIVERS_USB_DIAG_H_ */
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