/*
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* Copyright (c) 2015-2016 Quantenna Communications, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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*/
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#ifndef _QTN_FMAC_SHM_IPC_DEFS_H_
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#define _QTN_FMAC_SHM_IPC_DEFS_H_
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#include <linux/types.h>
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#define QTN_IPC_REG_HDR_SZ (32)
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#define QTN_IPC_REG_SZ (4096)
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#define QTN_IPC_MAX_DATA_SZ (QTN_IPC_REG_SZ - QTN_IPC_REG_HDR_SZ)
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enum qtnf_shm_ipc_region_flags {
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QTNF_SHM_IPC_NEW_DATA = BIT(0),
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QTNF_SHM_IPC_ACK = BIT(1),
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};
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struct qtnf_shm_ipc_region_header {
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__le32 flags;
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__le16 data_len;
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} __packed;
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union qtnf_shm_ipc_region_headroom {
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struct qtnf_shm_ipc_region_header hdr;
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u8 headroom[QTN_IPC_REG_HDR_SZ];
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} __packed;
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struct qtnf_shm_ipc_region {
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union qtnf_shm_ipc_region_headroom headroom;
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u8 data[QTN_IPC_MAX_DATA_SZ];
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} __packed;
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#endif /* _QTN_FMAC_SHM_IPC_DEFS_H_ */
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