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