提交 b9c11984 编写于 作者: J Jitendra Kalsaria 提交者: David S. Miller

qlcnic: Enhance diagnostic loopback error codes.

o Enhanced the driver to use standard Linux error codes
o Return a unique error code to indicate loopback is in progress
Signed-off-by: NJitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: NHimanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 a594e4f8
......@@ -950,12 +950,6 @@ struct qlcnic_ipaddr {
#define QLCNIC_READD_AGE 20
#define QLCNIC_LB_MAX_FILTERS 64
#define QLCNIC_LB_BUCKET_SIZE 32
/* QLCNIC Driver Error Code */
#define QLCNIC_FW_NOT_RESPOND 51
#define QLCNIC_TEST_IN_PROGRESS 52
#define QLCNIC_UNDEFINED_ERROR 53
#define QLCNIC_LB_CABLE_NOT_CONN 54
#define QLCNIC_ILB_MAX_RCV_LOOP 10
struct qlcnic_filter {
......
......@@ -1652,7 +1652,7 @@ int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode)
if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
netdev_warn(netdev,
"Loopback test not supported in non privileged mode\n");
return ret;
return -ENOTSUPP;
}
if (test_bit(__QLCNIC_RESETTING, &adapter->state)) {
......@@ -1686,13 +1686,13 @@ int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode)
if (test_bit(__QLCNIC_RESETTING, &adapter->state)) {
netdev_info(netdev,
"Device is resetting, free LB test resources\n");
ret = -EIO;
ret = -EBUSY;
goto free_diag_res;
}
if (loop++ > QLC_83XX_LB_WAIT_COUNT) {
netdev_info(netdev,
"Firmware didn't sent link up event to loopback request\n");
ret = -QLCNIC_FW_NOT_RESPOND;
ret = -ETIMEDOUT;
qlcnic_83xx_clear_lb_mode(adapter, mode);
goto free_diag_res;
}
......@@ -1729,6 +1729,15 @@ int qlcnic_83xx_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
return status;
config = ahw->port_config;
/* Check if port is already in loopback mode */
if ((config & QLC_83XX_CFG_LOOPBACK_HSS) ||
(config & QLC_83XX_CFG_LOOPBACK_EXT)) {
netdev_err(netdev,
"Port already in Loopback mode.\n");
return -EINPROGRESS;
}
set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
if (mode == QLCNIC_ILB_MODE)
......@@ -1756,14 +1765,14 @@ int qlcnic_83xx_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
netdev_info(netdev,
"Device is resetting, free LB test resources\n");
clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
return -EIO;
return -EBUSY;
}
if (loop++ > QLC_83XX_LB_WAIT_COUNT) {
netdev_err(netdev,
"Did not receive IDC completion AEN\n");
clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
qlcnic_83xx_clear_lb_mode(adapter, mode);
return -EIO;
return -ETIMEDOUT;
}
} while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status));
......@@ -1805,14 +1814,14 @@ int qlcnic_83xx_clear_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
netdev_info(netdev,
"Device is resetting, free LB test resources\n");
clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
return -EIO;
return -EBUSY;
}
if (loop++ > QLC_83XX_LB_WAIT_COUNT) {
netdev_err(netdev,
"Did not receive IDC completion AEN\n");
clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
return -EIO;
return -ETIMEDOUT;
}
} while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status));
......
......@@ -980,9 +980,9 @@ int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
msleep(500);
qlcnic_process_rcv_ring_diag(sds_ring);
if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
netdev_info(netdev, "firmware didnt respond to loopback"
" configure request\n");
ret = -QLCNIC_FW_NOT_RESPOND;
netdev_info(netdev,
"Firmware didn't sent link up event to loopback request\n");
ret = -ETIMEDOUT;
goto free_res;
} else if (adapter->ahw->diag_cnt) {
ret = adapter->ahw->diag_cnt;
......
......@@ -919,17 +919,17 @@ static void qlcnic_handle_fw_message(int desc_cnt, int index,
break;
case 1:
dev_info(dev, "loopback already in progress\n");
adapter->ahw->diag_cnt = -QLCNIC_TEST_IN_PROGRESS;
adapter->ahw->diag_cnt = -EINPROGRESS;
break;
case 2:
dev_info(dev, "loopback cable is not connected\n");
adapter->ahw->diag_cnt = -QLCNIC_LB_CABLE_NOT_CONN;
adapter->ahw->diag_cnt = -ENODEV;
break;
default:
dev_info(dev,
"loopback configure request failed, err %x\n",
ret);
adapter->ahw->diag_cnt = -QLCNIC_UNDEFINED_ERROR;
adapter->ahw->diag_cnt = -EIO;
break;
}
break;
......
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