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authorHarish Zunjarrao <harish.zunjarrao@qlogic.com>2011-08-12 02:51:27 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 08:36:44 -0600
commit6085491c34b37fa806f70ccd3fb2bf08416e9e98 (patch)
tree50ee5729de3dfce344ea525ee5c64c896cf7ca06 /drivers/scsi/qla4xxx/ql4_mbx.c
parent5232f801bd0cfb4122e9a28ff942965c3c485fa7 (diff)
[SCSI] qla4xxx: Added Get ACB support using BSG
This command is used to read ACB params from firmware Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_mbx.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index dfc38aa8740d..de733a777803 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -1425,18 +1425,21 @@ int qla4xxx_disable_acb(struct scsi_qla_host *ha)
return status;
}
-int qla4xxx_get_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
- uint32_t *mbox_sts, dma_addr_t acb_dma)
+int qla4xxx_get_acb(struct scsi_qla_host *ha, dma_addr_t acb_dma,
+ uint32_t acb_type, uint32_t len)
{
+ uint32_t mbox_cmd[MBOX_REG_COUNT];
+ uint32_t mbox_sts[MBOX_REG_COUNT];
int status = QLA_SUCCESS;
- memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
- memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
+ memset(&mbox_cmd, 0, sizeof(mbox_cmd));
+ memset(&mbox_sts, 0, sizeof(mbox_sts));
+
mbox_cmd[0] = MBOX_CMD_GET_ACB;
- mbox_cmd[1] = 0; /* Primary ACB */
+ mbox_cmd[1] = acb_type;
mbox_cmd[2] = LSDW(acb_dma);
mbox_cmd[3] = MSDW(acb_dma);
- mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
+ mbox_cmd[4] = len;
status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {