39 lines
806 B
C
39 lines
806 B
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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#ifndef _UAPIUUACCE_H
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#define _UAPIUUACCE_H
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#include <linux/types.h>
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#include <linux/ioctl.h>
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/*
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* UACCE_CMD_START_Q: Start queue
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*/
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#define UACCE_CMD_START_Q _IO('W', 0)
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/*
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* UACCE_CMD_PUT_Q:
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* User actively stop queue and free queue resource immediately
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* Optimization method since close fd may delay
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*/
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#define UACCE_CMD_PUT_Q _IO('W', 1)
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/*
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* UACCE Device flags:
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* UACCE_DEV_SVA: Shared Virtual Addresses
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* Support PASID
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* Support device page faults (PCI PRI or SMMU Stall)
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*/
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#define UACCE_DEV_SVA BIT(0)
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/**
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* enum uacce_qfrt: queue file region type
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* @UACCE_QFRT_MMIO: device mmio region
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* @UACCE_QFRT_DUS: device user share region
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*/
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enum uacce_qfrt {
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UACCE_QFRT_MMIO = 0,
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UACCE_QFRT_DUS = 1,
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};
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#endif
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