diff options
| author |   Nilesh Javali <nilesh.javali@qlogic.com> | 2012-09-20 07:35:10 -0400 |
|---|---|---|
| committer |   James Bottomley <JBottomley@Parallels.com> | 2012-09-24 12:41:53 +0400 |
| commit | 320a61de9dc9ca1ed2b69c9a95968e0207c348df (patch) | |
| tree | 3d6af8e69bda7cafeefda42166ec116b357d0a23 /drivers/scsi/qla4xxx/ql4_isr.c | |
| parent | [SCSI] qla4xxx: update copyrights in LICENSE.qla4xxx (diff) | |
| download | linux-dev-320a61de9dc9ca1ed2b69c9a95968e0207c348df.tar.xz linux-dev-320a61de9dc9ca1ed2b69c9a95968e0207c348df.zip | |
[SCSI] qla4xxx: IDC implementation for Loopback
Handle IDC Request Notify AEN and post IDC Acknowledgement
while participating in Loopback IDC.
Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_isr.c')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_isr.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c index 50503217b069..15ea81465ce4 100644 --- a/drivers/scsi/qla4xxx/ql4_isr.c +++ b/drivers/scsi/qla4xxx/ql4_isr.c @@ -806,6 +806,43 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, " removed\n", ha->host_no, mbox_sts[0])); break; + case MBOX_ASTS_IDC_NOTIFY: + { + uint32_t opcode; + if (is_qla8032(ha)) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi%ld: AEN %04x, mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3]=%08x, mbox_sts[4]=%08x\n", + ha->host_no, mbox_sts[0], + mbox_sts[1], mbox_sts[2], + mbox_sts[3], mbox_sts[4])); + opcode = mbox_sts[1] >> 16; + if ((opcode == MBOX_CMD_SET_PORT_CONFIG) || + (opcode == MBOX_CMD_PORT_RESET)) { + set_bit(DPC_POST_IDC_ACK, + &ha->dpc_flags); + ha->idc_info.request_desc = mbox_sts[1]; + ha->idc_info.info1 = mbox_sts[2]; + ha->idc_info.info2 = mbox_sts[3]; + ha->idc_info.info3 = mbox_sts[4]; + qla4xxx_wake_dpc(ha); + } + } + break; + } + + case MBOX_ASTS_IDC_COMPLETE: + if (is_qla8032(ha)) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi%ld: AEN %04x, mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3]=%08x, mbox_sts[4]=%08x\n", + ha->host_no, mbox_sts[0], + mbox_sts[1], mbox_sts[2], + mbox_sts[3], mbox_sts[4])); + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi:%ld: AEN %04x IDC Complete notification\n", + ha->host_no, mbox_sts[0])); + } + break; + default: DEBUG2(printk(KERN_WARNING "scsi%ld: AEN %04x UNKNOWN\n", |