diff options
| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2011-05-03 14:53:26 -0500 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-05-06 08:23:50 -0600 |
| commit | 8f71bb829a964ef4deead86b60fda09452fb5c2f (patch) | |
| tree | 56dbf22d3176523ecae574bfbc937dccabbba9eb /drivers/block | |
| parent | e363e0143615a67f19d56e6b223b55df3bd9f580 (diff) | |
cciss: get rid of message related magic numbers
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/cciss.c | 8 | ||||
| -rw-r--r-- | drivers/block/cciss_cmd.h | 8 |
2 files changed, 12 insertions, 4 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index d60448941d5..1a4dff09c54 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -2569,7 +2569,7 @@ static int fill_cmd(ctlr_info_t *h, CommandList_struct *c, __u8 cmd, void *buff, } } else if (cmd_type == TYPE_MSG) { switch (cmd) { - case 0: /* ABORT message */ + case CCISS_ABORT_MSG: c->Request.CDBLen = 12; c->Request.Type.Attribute = ATTR_SIMPLE; c->Request.Type.Direction = XFER_WRITE; @@ -2579,16 +2579,16 @@ static int fill_cmd(ctlr_info_t *h, CommandList_struct *c, __u8 cmd, void *buff, /* buff contains the tag of the command to abort */ memcpy(&c->Request.CDB[4], buff, 8); break; - case 1: /* RESET message */ + case CCISS_RESET_MSG: c->Request.CDBLen = 16; c->Request.Type.Attribute = ATTR_SIMPLE; c->Request.Type.Direction = XFER_NONE; c->Request.Timeout = 0; memset(&c->Request.CDB[0], 0, sizeof(c->Request.CDB)); c->Request.CDB[0] = cmd; /* reset */ - c->Request.CDB[1] = 0x03; /* reset a target */ + c->Request.CDB[1] = CCISS_RESET_TYPE_TARGET; break; - case 3: /* No-Op message */ + case CCISS_NOOP_MSG: c->Request.CDBLen = 1; c->Request.Type.Attribute = ATTR_SIMPLE; c->Request.Type.Direction = XFER_WRITE; diff --git a/drivers/block/cciss_cmd.h b/drivers/block/cciss_cmd.h index a2e68d21efe..3b20c31d746 100644 --- a/drivers/block/cciss_cmd.h +++ b/drivers/block/cciss_cmd.h @@ -142,6 +142,14 @@ typedef struct _ReadCapdata_struct_16 #define BMIC_CACHE_FLUSH 0xc2 #define CCISS_CACHE_FLUSH 0x01 /* C2 was already being used by CCISS */ +#define CCISS_ABORT_MSG 0x00 +#define CCISS_RESET_MSG 0x01 +#define CCISS_RESET_TYPE_CONTROLLER 0x00 +#define CCISS_RESET_TYPE_BUS 0x01 +#define CCISS_RESET_TYPE_TARGET 0x03 +#define CCISS_RESET_TYPE_LUN 0x04 +#define CCISS_NOOP_MSG 0x03 + /* Command List Structure */ #define CTLR_LUNID "\0\0\0\0\0\0\0\0" |