summaryrefslogtreecommitdiffstats
path: root/drivers/block/cciss_scsi.c
diff options
context:
space:
mode:
authorscameron@beardog.cca.cpqcorp.net <scameron@beardog.cca.cpqcorp.net>2009-06-08 16:02:17 -0500
committerJens Axboe <jens.axboe@oracle.com>2009-06-09 05:47:42 +0200
commitb57695fe131b13d3f2460cfeb9175cff673ed337 (patch)
tree5c1310fdbca48957c1496de418f80ff4f48dc259 /drivers/block/cciss_scsi.c
parent5390cfc3fea49d015ae1eed8551c0bf00489b50e (diff)
downloadlinux-b57695fe131b13d3f2460cfeb9175cff673ed337.tar.bz2
cciss: simplify interface of sendcmd() and sendcmd_withirq()
Simplify interfaces of sendcmd() and sendcmd_withirq() so that they provide only one way to address commands instead of three ways. Signed-off-by: Stephen M. Cameron <scameron@beardog.cca.cpqcorp.net> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block/cciss_scsi.c')
-rw-r--r--drivers/block/cciss_scsi.c26
1 files changed, 4 insertions, 22 deletions
diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c
index 134fdf25d7f4..007ab8aea85b 100644
--- a/drivers/block/cciss_scsi.c
+++ b/drivers/block/cciss_scsi.c
@@ -44,26 +44,9 @@
#define CCISS_ABORT_MSG 0x00
#define CCISS_RESET_MSG 0x01
-/* some prototypes... */
-static int sendcmd(
- __u8 cmd,
- int ctlr,
- void *buff,
- size_t size,
- unsigned int use_unit_num, /* 0: address the controller,
- 1: address logical volume log_unit,
- 2: address is in scsi3addr */
- unsigned int log_unit,
- __u8 page_code,
- unsigned char *scsi3addr,
- int cmd_type);
-
static int fill_cmd(CommandList_struct *c, __u8 cmd, int ctlr, void *buff,
size_t size,
- unsigned int use_unit_num, /* 0: address the controller,
- 1: address logical volume log_unit,
- 2: periph device address is scsi3addr */
- unsigned int log_unit, __u8 page_code, unsigned char *scsi3addr,
+ __u8 page_code, unsigned char *scsi3addr,
int cmd_type);
static int sendcmd_core(ctlr_info_t *h, CommandList_struct *c);
@@ -1616,7 +1599,7 @@ static int wait_for_device_to_become_ready(ctlr_info_t *h,
waittime = waittime * 2;
/* Send the Test Unit Ready */
- rc = fill_cmd(c, TEST_UNIT_READY, h->ctlr, NULL, 0, 0, 0, 0,
+ rc = fill_cmd(c, TEST_UNIT_READY, h->ctlr, NULL, 0, 0,
lunaddr, TYPE_CMD);
if (rc == 0) {
rc = sendcmd_core(h, c);
@@ -1680,7 +1663,7 @@ static int cciss_eh_device_reset_handler(struct scsi_cmnd *scsicmd)
return FAILED;
memcpy(lunaddr, &cmd_in_trouble->Header.LUN.LunAddrBytes[0], 8);
/* send a reset to the SCSI LUN which the command was sent to */
- rc = sendcmd(CCISS_RESET_MSG, ctlr, NULL, 0, 2, 0, 0, lunaddr,
+ rc = sendcmd(CCISS_RESET_MSG, ctlr, NULL, 0, 0, lunaddr,
TYPE_MSG);
/* sendcmd turned off interrupts on the board, turn 'em back on. */
(*c)->access.set_intr_mask(*c, CCISS_INTR_ON);
@@ -1708,8 +1691,7 @@ static int cciss_eh_abort_handler(struct scsi_cmnd *scsicmd)
cmd_to_abort = (CommandList_struct *) scsicmd->host_scribble;
if (cmd_to_abort == NULL) /* paranoia */
return FAILED;
- rc = sendcmd(CCISS_ABORT_MSG, ctlr, &cmd_to_abort->Header.Tag,
- 0, 2, 0, 0,
+ rc = sendcmd(CCISS_ABORT_MSG, ctlr, &cmd_to_abort->Header.Tag, 0, 0,
(unsigned char *) &cmd_to_abort->Header.LUN.LunAddrBytes[0],
TYPE_MSG);
/* sendcmd turned off interrupts on the board, turn 'em back on. */