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authorSucheta Chakraborty <sucheta.chakraborty@qlogic.com>2013-12-17 09:01:49 -0500
committerDavid S. Miller <davem@davemloft.net>2013-12-17 17:09:43 -0500
commit3c44bba1d270cb1620b4fe76786d0968118cb86b (patch)
tree961c3d97473ec018d09c178f3c0f928e47b22ff8
parentbaf9573e6794a979ba1b9bb8a1221c56ceb1bc79 (diff)
downloadlinux-3c44bba1d270cb1620b4fe76786d0968118cb86b.tar.bz2
qlcnic: Disable DCB operations from SR-IOV VFs.
o These operations will be supported only through PFs (SR-IOV and non-SR-IOV). Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: Manish Chopra <manish.chopra@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c6
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c3
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h6
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c7
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c8
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c2
6 files changed, 11 insertions, 21 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index 89208e5b25d6..8eb1288ca254 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -2198,7 +2198,6 @@ static void qlcnic_83xx_init_rings(struct qlcnic_adapter *adapter)
int qlcnic_83xx_init(struct qlcnic_adapter *adapter, int pci_using_dac)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
- struct qlcnic_dcb *dcb;
int err = 0;
ahw->msix_supported = !!qlcnic_use_msi_x;
@@ -2264,11 +2263,6 @@ int qlcnic_83xx_init(struct qlcnic_adapter *adapter, int pci_using_dac)
if (err)
goto disable_mbx_intr;
- dcb = adapter->dcb;
-
- if (dcb && qlcnic_dcb_attach(dcb))
- qlcnic_clear_dcb_ops(dcb);
-
/* Periodically monitor device status */
qlcnic_83xx_idc_poll_dev_state(&adapter->fw_work.work);
return 0;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
index 86bca7c14f99..c23308483cee 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
@@ -260,6 +260,9 @@ int qlcnic_register_dcb(struct qlcnic_adapter *adapter)
{
struct qlcnic_dcb *dcb;
+ if (qlcnic_sriov_vf_check(adapter))
+ return 0;
+
dcb = kzalloc(sizeof(struct qlcnic_dcb), GFP_ATOMIC);
if (!dcb)
return -ENOMEM;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
index c04ae0cdc108..6b6144def503 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
@@ -121,4 +121,10 @@ static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb)
if (dcb && dcb->ops->init_dcbnl_ops)
dcb->ops->init_dcbnl_ops(dcb);
}
+
+static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
+{
+ if (dcb && qlcnic_dcb_attach(dcb))
+ qlcnic_clear_dcb_ops(dcb);
+}
#endif
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 05c1eef8df13..083941c14158 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2212,7 +2212,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
struct qlcnic_hardware_context *ahw;
int err, pci_using_dac = -1;
char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
- struct qlcnic_dcb *dcb;
if (pdev->is_virtfn)
return -ENODEV;
@@ -2335,10 +2334,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->flags |= QLCNIC_NEED_FLR;
- dcb = adapter->dcb;
-
- if (dcb && qlcnic_dcb_attach(dcb))
- qlcnic_clear_dcb_ops(dcb);
} else if (qlcnic_83xx_check(adapter)) {
qlcnic_83xx_check_vf(adapter, ent);
adapter->portnum = adapter->ahw->pci_func;
@@ -2367,6 +2362,8 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_out_free_hw;
}
+ qlcnic_dcb_enable(adapter->dcb);
+
if (qlcnic_read_mac_addr(adapter))
dev_warn(&pdev->dev, "failed to read mac addr\n");
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
index 21a4b274d2e4..af5a108d9097 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
@@ -500,7 +500,6 @@ static int qlcnic_sriov_vf_init_driver(struct qlcnic_adapter *adapter)
static int qlcnic_sriov_setup_vf(struct qlcnic_adapter *adapter,
int pci_using_dac)
{
- struct qlcnic_dcb *dcb;
int err;
INIT_LIST_HEAD(&adapter->vf_mc_list);
@@ -538,11 +537,6 @@ static int qlcnic_sriov_setup_vf(struct qlcnic_adapter *adapter,
if (err)
goto err_out_send_channel_term;
- dcb = adapter->dcb;
-
- if (dcb && qlcnic_dcb_attach(dcb))
- qlcnic_clear_dcb_ops(dcb);
-
err = qlcnic_setup_netdev(adapter, adapter->netdev, pci_using_dac);
if (err)
goto err_out_send_channel_term;
@@ -1584,8 +1578,6 @@ static int qlcnic_sriov_vf_reinit_driver(struct qlcnic_adapter *adapter)
if (err)
goto err_out_term_channel;
- qlcnic_dcb_get_info(adapter->dcb);
-
return 0;
err_out_term_channel:
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
index 686f460b1502..b679309147bb 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
@@ -1299,8 +1299,6 @@ static const int qlcnic_pf_passthru_supp_cmds[] = {
QLCNIC_CMD_GET_STATISTICS,
QLCNIC_CMD_GET_PORT_CONFIG,
QLCNIC_CMD_GET_LINK_STATUS,
- QLCNIC_CMD_DCB_QUERY_CAP,
- QLCNIC_CMD_DCB_QUERY_PARAM,
QLCNIC_CMD_INIT_NIC_FUNC,
QLCNIC_CMD_STOP_NIC_FUNC,
};