projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 8722ff8c | 2 | /* |
| 3 | * Filename: rsxx.h | |
| 4 | * | |
| 8722ff8c | 5 | * Authors: Joshua Morris <josh.h.morris@us.ibm.com> |
| 6 | * Philip Kelleher <pjk1939@linux.vnet.ibm.com> | |
| 7 | * | |
| 8 | * (C) Copyright 2013 IBM Corporation | |
| 8722ff8c | 9 | */ |
| 10 | ||
| 11 | #ifndef __RSXX_H__ | |
| 12 | #define __RSXX_H__ | |
| 13 | ||
| 14 | /*----------------- IOCTL Definitions -------------------*/ | |
| 15 | ||
| f3791203 PK |
16 | #define RSXX_MAX_DATA 8 |
| 17 | ||
| 8722ff8c | 18 | struct rsxx_reg_access { |
| 19 | __u32 addr; | |
| 20 | __u32 cnt; | |
| 21 | __u32 stat; | |
| 22 | __u32 stream; | |
| f3791203 | 23 | __u32 data[RSXX_MAX_DATA]; |
| 8722ff8c | 24 | }; |
| 25 | ||
| f3791203 | 26 | #define RSXX_MAX_REG_CNT (RSXX_MAX_DATA * (sizeof(__u32))) |
| c206c709 | 27 | |
| 8722ff8c | 28 | #define RSXX_IOC_MAGIC 'r' |
| 29 | ||
| 30 | #define RSXX_GETREG _IOWR(RSXX_IOC_MAGIC, 0x20, struct rsxx_reg_access) | |
| 31 | #define RSXX_SETREG _IOWR(RSXX_IOC_MAGIC, 0x21, struct rsxx_reg_access) | |
| 32 | ||
| 33 | #endif /* __RSXX_H_ */ |