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path: root/drivers/scsi/qla2xxx/qla_init.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_init.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c34
1 files changed, 33 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index b74924b279e..b4a0eac8f96 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -269,6 +269,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
vha->flags.online = 0;
ha->flags.chip_reset_done = 0;
vha->flags.reset_active = 0;
+ ha->flags.pci_channel_io_perm_failure = 0;
+ ha->flags.eeh_busy = 0;
atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
atomic_set(&vha->loop_state, LOOP_DOWN);
vha->device_flags = DFLG_NO_CABLE;
@@ -581,6 +583,9 @@ qla2x00_reset_chip(scsi_qla_host_t *vha)
uint32_t cnt;
uint16_t cmd;
+ if (unlikely(pci_channel_offline(ha->pdev)))
+ return;
+
ha->isp_ops->disable_intrs(ha);
spin_lock_irqsave(&ha->hardware_lock, flags);
@@ -786,6 +791,12 @@ void
qla24xx_reset_chip(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
+
+ if (pci_channel_offline(ha->pdev) &&
+ ha->flags.pci_channel_io_perm_failure) {
+ return;
+ }
+
ha->isp_ops->disable_intrs(ha);
/* Perform RISC reset. */
@@ -1442,7 +1453,17 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
icb->firmware_options_2 |=
__constant_cpu_to_le32(BIT_18);
- icb->firmware_options_2 &= __constant_cpu_to_le32(~BIT_22);
+ /* Use Disable MSIX Handshake mode for capable adapters */
+ if (IS_MSIX_NACK_CAPABLE(ha)) {
+ icb->firmware_options_2 &=
+ __constant_cpu_to_le32(~BIT_22);
+ ha->flags.disable_msix_handshake = 1;
+ qla_printk(KERN_INFO, ha,
+ "MSIX Handshake Disable Mode turned on\n");
+ } else {
+ icb->firmware_options_2 |=
+ __constant_cpu_to_le32(BIT_22);
+ }
icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
@@ -2256,6 +2277,8 @@ qla2x00_configure_loop(scsi_qla_host_t *vha)
clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
clear_bit(RSCN_UPDATE, &vha->dpc_flags);
+ qla2x00_get_data_rate(vha);
+
/* Determine what we need to do */
if (ha->current_topology == ISP_CFG_FL &&
(test_bit(LOCAL_LOOP_UPDATE, &flags))) {
@@ -3550,6 +3573,13 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
/* Requeue all commands in outstanding command list. */
qla2x00_abort_all_cmds(vha, DID_RESET << 16);
+ if (unlikely(pci_channel_offline(ha->pdev) &&
+ ha->flags.pci_channel_io_perm_failure)) {
+ clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
+ status = 0;
+ return status;
+ }
+
ha->isp_ops->get_flash_version(vha, req->ring);
ha->isp_ops->nvram_config(vha);
@@ -4448,6 +4478,8 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
int ret, retries;
struct qla_hw_data *ha = vha->hw;
+ if (ha->flags.pci_channel_io_perm_failure)
+ return;
if (!IS_FWI2_CAPABLE(ha))
return;
if (!ha->fw_major_version)