diff options
| author | Kacper <kacper@mail.openlinux.dev> | 2025-12-07 20:10:31 +0100 |
|---|---|---|
| committer | Kacper <kacper@mail.openlinux.dev> | 2025-12-07 20:10:31 +0100 |
| commit | fc00c656c96528112d05cf0edf8631bd5eaea446 (patch) | |
| tree | a6e0e6c588191a8bd1c64afc3b7a258e3e66c236 /include/arch/x86_64/misc/uacce/uacce.h | |
Add build system scaffolding and libc headers
Diffstat (limited to 'include/arch/x86_64/misc/uacce/uacce.h')
| -rw-r--r-- | include/arch/x86_64/misc/uacce/uacce.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/arch/x86_64/misc/uacce/uacce.h b/include/arch/x86_64/misc/uacce/uacce.h new file mode 100644 index 00000000..b17a851b --- /dev/null +++ b/include/arch/x86_64/misc/uacce/uacce.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +#ifndef UUACCE_H +#define UUACCE_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 |
