38 lines
885 B
C
38 lines
885 B
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright(c) 2022 Intel Corporation */
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#ifndef _QAT_COMPRESSION_H_
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#define _QAT_COMPRESSION_H_
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#include <linux/list.h>
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#include <linux/types.h>
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#include "adf_accel_devices.h"
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#include "qat_algs_send.h"
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#define QAT_COMP_MAX_SKID 4096
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struct qat_compression_instance {
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struct adf_etr_ring_data *dc_tx;
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struct adf_etr_ring_data *dc_rx;
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struct adf_accel_dev *accel_dev;
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struct list_head list;
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unsigned long state;
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int id;
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atomic_t refctr;
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struct qat_instance_backlog backlog;
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struct adf_dc_data *dc_data;
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void (*build_deflate_ctx)(void *ctx);
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};
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static inline bool adf_hw_dev_has_compression(struct adf_accel_dev *accel_dev)
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{
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struct adf_hw_device_data *hw_device = accel_dev->hw_device;
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u32 mask = ~hw_device->accel_capabilities_mask;
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if (mask & ADF_ACCEL_CAPABILITIES_COMPRESSION)
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return false;
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return true;
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}
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#endif
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