diff options
Diffstat (limited to 'drivers/block/rsxx/rsxx.h')
| -rw-r--r-- | drivers/block/rsxx/rsxx.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/block/rsxx/rsxx.h b/drivers/block/rsxx/rsxx.h new file mode 100644 index 000000000..24ba3642b --- /dev/null +++ b/drivers/block/rsxx/rsxx.h @@ -0,0 +1,47 @@ +/* +* Filename: rsxx.h +* +* +* Authors: Joshua Morris <josh.h.morris@us.ibm.com> +* Philip Kelleher <pjk1939@linux.vnet.ibm.com> +* +* (C) Copyright 2013 IBM Corporation +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License as +* published by the Free Software Foundation; either version 2 of the +* License, or (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, but +* WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +* General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not, write to the Free Software Foundation, +* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#ifndef __RSXX_H__ +#define __RSXX_H__ + +/*----------------- IOCTL Definitions -------------------*/ + +#define RSXX_MAX_DATA 8 + +struct rsxx_reg_access { + __u32 addr; + __u32 cnt; + __u32 stat; + __u32 stream; + __u32 data[RSXX_MAX_DATA]; +}; + +#define RSXX_MAX_REG_CNT (RSXX_MAX_DATA * (sizeof(__u32))) + +#define RSXX_IOC_MAGIC 'r' + +#define RSXX_GETREG _IOWR(RSXX_IOC_MAGIC, 0x20, struct rsxx_reg_access) +#define RSXX_SETREG _IOWR(RSXX_IOC_MAGIC, 0x21, struct rsxx_reg_access) + +#endif /* __RSXX_H_ */ |