diff options
| author | Vikas Chaudhary <vikas.chaudhary@qlogic.com> | 2013-03-07 10:43:09 (GMT) |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-04-10 18:41:56 (GMT) |
| commit | ebd777dec72991a26af247ab83c8f7f288b28621 (patch) | |
| tree | c52715858a7482997cd896da049b945d8214be4a /drivers/scsi/qla4xxx | |
| parent | 3e788fb16d7f9a909ed45f9f0f331d5cd0283f18 (diff) | |
| download | linux-ebd777dec72991a26af247ab83c8f7f288b28621.tar.xz | |
[SCSI] qla4xxx: Set graceful reset bit for ISP83XX
For ISP83XX set graceful reset bit in IDC_DRV_CTRL
if reset is issued by application
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_os.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 1c387e7..b3ccb1a 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -6081,6 +6081,7 @@ static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type) { struct scsi_qla_host *ha = to_qla_host(shost); int rval = QLA_SUCCESS; + uint32_t idc_ctrl; if (ql4xdontresethba) { DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Don't Reset HBA\n", @@ -6111,6 +6112,14 @@ static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type) } recover_adapter: + /* For ISP83XX set graceful reset bit in IDC_DRV_CTRL if + * reset is issued by application */ + if (is_qla8032(ha) && test_bit(DPC_RESET_HA, &ha->dpc_flags)) { + idc_ctrl = qla4_83xx_rd_reg(ha, QLA83XX_IDC_DRV_CTRL); + qla4_83xx_wr_reg(ha, QLA83XX_IDC_DRV_CTRL, + (idc_ctrl | GRACEFUL_RESET_BIT1)); + } + rval = qla4xxx_recover_adapter(ha); if (rval != QLA_SUCCESS) { DEBUG2(ql4_printk(KERN_INFO, ha, "%s: recover adapter fail\n", |