mirror of https://gitee.com/openkylin/linux.git
119 lines
4.0 KiB
C
119 lines
4.0 KiB
C
/*
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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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GPL LICENSE SUMMARY
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Copyright(c) 2014 Intel Corporation.
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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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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 for more details.
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Contact Information:
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qat-linux@intel.com
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BSD LICENSE
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Copyright(c) 2014 Intel Corporation.
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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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* 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 Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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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 THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY 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 ADF_TRANSPORT_INTRN_H
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#define ADF_TRANSPORT_INTRN_H
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#include <linux/interrupt.h>
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#include <linux/atomic.h>
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#include <linux/spinlock_types.h>
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#include "adf_transport.h"
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struct adf_etr_ring_debug_entry {
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char ring_name[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
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struct dentry *debug;
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};
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struct adf_etr_ring_data {
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void *base_addr;
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atomic_t *inflights;
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spinlock_t lock; /* protects ring data struct */
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adf_callback_fn callback;
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struct adf_etr_bank_data *bank;
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dma_addr_t dma_addr;
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uint16_t head;
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uint16_t tail;
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uint8_t ring_number;
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uint8_t ring_size;
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uint8_t msg_size;
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uint8_t reserved;
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struct adf_etr_ring_debug_entry *ring_debug;
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} __packed;
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struct adf_etr_bank_data {
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struct adf_etr_ring_data rings[ADF_ETR_MAX_RINGS_PER_BANK];
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struct tasklet_struct resp_handler;
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void __iomem *csr_addr;
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struct adf_accel_dev *accel_dev;
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uint32_t irq_coalesc_timer;
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uint16_t ring_mask;
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uint16_t irq_mask;
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spinlock_t lock; /* protects bank data struct */
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struct dentry *bank_debug_dir;
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struct dentry *bank_debug_cfg;
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uint32_t bank_number;
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} __packed;
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struct adf_etr_data {
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struct adf_etr_bank_data *banks;
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struct dentry *debug;
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};
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void adf_response_handler(unsigned long bank_addr);
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#ifdef CONFIG_DEBUG_FS
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#include <linux/debugfs.h>
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int adf_bank_debugfs_add(struct adf_etr_bank_data *bank);
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void adf_bank_debugfs_rm(struct adf_etr_bank_data *bank);
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int adf_ring_debugfs_add(struct adf_etr_ring_data *ring, const char *name);
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void adf_ring_debugfs_rm(struct adf_etr_ring_data *ring);
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#else
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static inline int adf_bank_debugfs_add(struct adf_etr_bank_data *bank)
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{
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return 0;
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}
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#define adf_bank_debugfs_rm(bank) do {} while (0)
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static inline int adf_ring_debugfs_add(struct adf_etr_ring_data *ring,
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const char *name)
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{
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return 0;
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}
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#define adf_ring_debugfs_rm(ring) do {} while (0)
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#endif
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#endif
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