1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef _UAPIUUACCE_H 3*4882a593Smuzhiyun #define _UAPIUUACCE_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun #include <linux/ioctl.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun /* 9*4882a593Smuzhiyun * UACCE_CMD_START_Q: Start queue 10*4882a593Smuzhiyun */ 11*4882a593Smuzhiyun #define UACCE_CMD_START_Q _IO('W', 0) 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * UACCE_CMD_PUT_Q: 15*4882a593Smuzhiyun * User actively stop queue and free queue resource immediately 16*4882a593Smuzhiyun * Optimization method since close fd may delay 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun #define UACCE_CMD_PUT_Q _IO('W', 1) 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /* 21*4882a593Smuzhiyun * UACCE Device flags: 22*4882a593Smuzhiyun * UACCE_DEV_SVA: Shared Virtual Addresses 23*4882a593Smuzhiyun * Support PASID 24*4882a593Smuzhiyun * Support device page faults (PCI PRI or SMMU Stall) 25*4882a593Smuzhiyun */ 26*4882a593Smuzhiyun #define UACCE_DEV_SVA BIT(0) 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun /** 29*4882a593Smuzhiyun * enum uacce_qfrt: queue file region type 30*4882a593Smuzhiyun * @UACCE_QFRT_MMIO: device mmio region 31*4882a593Smuzhiyun * @UACCE_QFRT_DUS: device user share region 32*4882a593Smuzhiyun */ 33*4882a593Smuzhiyun enum uacce_qfrt { 34*4882a593Smuzhiyun UACCE_QFRT_MMIO = 0, 35*4882a593Smuzhiyun UACCE_QFRT_DUS = 1, 36*4882a593Smuzhiyun }; 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #endif 39