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![Viresh Kumar](/assets/img/avatar_default.png)
Alex Elder pointed out that the macros also count the trailing NULL ('\0') character and so it should be using SIZE instead of LEN. This patch makes that change. Reported-by: Alex Elder <alex.elder@linaro.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
120 lines
4.7 KiB
C
120 lines
4.7 KiB
C
/*
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* Greybus Firmware Management User Header
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2016 Google Inc. All rights reserved.
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* Copyright(c) 2016 Linaro Ltd. 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 version 2 of the GNU General Public License as
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* 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License version 2 for more details.
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*
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* BSD LICENSE
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*
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* Copyright(c) 2016 Google Inc. All rights reserved.
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* Copyright(c) 2016 Linaro Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. or Linaro Ltd. nor the names of
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* its contributors may be used to endorse or promote products
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* derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR
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* LINARO LTD. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __GREYBUS_FIRMWARE_USER_H
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#define __GREYBUS_FIRMWARE_USER_H
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#include <linux/ioctl.h>
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#include <linux/types.h>
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#define GB_FIRMWARE_U_TAG_MAX_SIZE 10
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#define GB_FW_U_LOAD_METHOD_UNIPRO 0x01
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#define GB_FW_U_LOAD_METHOD_INTERNAL 0x02
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#define GB_FW_U_LOAD_STATUS_FAILED 0x00
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#define GB_FW_U_LOAD_STATUS_UNVALIDATED 0x01
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#define GB_FW_U_LOAD_STATUS_VALIDATED 0x02
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#define GB_FW_U_LOAD_STATUS_VALIDATION_FAILED 0x03
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#define GB_FW_U_BACKEND_FW_STATUS_SUCCESS 0x01
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#define GB_FW_U_BACKEND_FW_STATUS_FAIL_FIND 0x02
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#define GB_FW_U_BACKEND_FW_STATUS_FAIL_FETCH 0x03
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#define GB_FW_U_BACKEND_FW_STATUS_FAIL_WRITE 0x04
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#define GB_FW_U_BACKEND_FW_STATUS_INT 0x05
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#define GB_FW_U_BACKEND_FW_STATUS_RETRY 0x06
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#define GB_FW_U_BACKEND_FW_STATUS_NOT_SUPPORTED 0x07
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#define GB_FW_U_BACKEND_VERSION_STATUS_SUCCESS 0x01
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#define GB_FW_U_BACKEND_VERSION_STATUS_NOT_AVAILABLE 0x02
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#define GB_FW_U_BACKEND_VERSION_STATUS_NOT_SUPPORTED 0x03
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#define GB_FW_U_BACKEND_VERSION_STATUS_RETRY 0x04
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#define GB_FW_U_BACKEND_VERSION_STATUS_FAIL_INT 0x05
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/* IOCTL support */
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struct fw_mgmt_ioc_get_intf_version {
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__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
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__u16 major;
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__u16 minor;
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} __attribute__ ((__packed__));
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struct fw_mgmt_ioc_get_backend_version {
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__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
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__u16 major;
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__u16 minor;
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__u8 status;
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} __attribute__ ((__packed__));
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struct fw_mgmt_ioc_intf_load_and_validate {
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__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
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__u8 load_method;
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__u8 status;
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__u16 major;
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__u16 minor;
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} __attribute__ ((__packed__));
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struct fw_mgmt_ioc_backend_fw_update {
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__u8 firmware_tag[GB_FIRMWARE_U_TAG_MAX_SIZE];
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__u8 status;
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} __attribute__ ((__packed__));
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#define FW_MGMT_IOCTL_BASE 'F'
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#define FW_MGMT_IOC_GET_INTF_FW _IOR(FW_MGMT_IOCTL_BASE, 0, struct fw_mgmt_ioc_get_intf_version)
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#define FW_MGMT_IOC_GET_BACKEND_FW _IOWR(FW_MGMT_IOCTL_BASE, 1, struct fw_mgmt_ioc_get_backend_version)
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#define FW_MGMT_IOC_INTF_LOAD_AND_VALIDATE _IOWR(FW_MGMT_IOCTL_BASE, 2, struct fw_mgmt_ioc_intf_load_and_validate)
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#define FW_MGMT_IOC_INTF_BACKEND_FW_UPDATE _IOWR(FW_MGMT_IOCTL_BASE, 3, struct fw_mgmt_ioc_backend_fw_update)
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#define FW_MGMT_IOC_SET_TIMEOUT_MS _IOW(FW_MGMT_IOCTL_BASE, 4, unsigned int)
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#define FW_MGMT_IOC_MODE_SWITCH _IO(FW_MGMT_IOCTL_BASE, 5)
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#endif /* __GREYBUS_FIRMWARE_USER_H */
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