[PATCH v2 net-next 5/8] be2net: Don't run ethtool self-tests for VFs

[Sriharsha Basavapatna]

From: Somnath Kotur <somnath.ko...@broadcom.com>

The CMD_SUBSYSTEM_LOWLEVEL cmds need DEV_CFG Privilege to run
which VFs don't have by default.
Self-tests need to be issued only for PFs.

Signed-off-by: Somnath Kotur <somnath.ko...@broadcom.com>
Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapa...@broadcom.com>
---
 drivers/net/ethernet/emulex/benet/be_cmds.c | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c 
b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 3b665f1..7d51d47 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -65,7 +65,22 @@ static struct be_cmd_priv_map cmd_priv_map[] = {
                CMD_SUBSYSTEM_COMMON,
                BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
                BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
-       }
+       },
+       {
+               OPCODE_LOWLEVEL_HOST_DDR_DMA,
+               CMD_SUBSYSTEM_LOWLEVEL,
+               BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
+       },
+       {
+               OPCODE_LOWLEVEL_LOOPBACK_TEST,
+               CMD_SUBSYSTEM_LOWLEVEL,
+               BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
+       },
+       {
+               OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
+               CMD_SUBSYSTEM_LOWLEVEL,
+               BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
+       },
 };
 
 static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, u8 subsystem)
@@ -3169,6 +3184,10 @@ int be_cmd_set_loopback(struct be_adapter *adapter, u8 
port_num,
        struct be_cmd_req_set_lmode *req;
        int status;
 
+       if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
+                           CMD_SUBSYSTEM_LOWLEVEL))
+               return -EPERM;
+
        spin_lock_bh(&adapter->mcc_lock);
 
        wrb = wrb_from_mccq(adapter);
@@ -3214,6 +3233,10 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 
port_num,
        struct be_cmd_resp_loopback_test *resp;
        int status;
 
+       if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_LOOPBACK_TEST,
+                           CMD_SUBSYSTEM_LOWLEVEL))
+               return -EPERM;
+
        spin_lock_bh(&adapter->mcc_lock);
 
        wrb = wrb_from_mccq(adapter);
@@ -3260,6 +3283,10 @@ int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 
pattern,
        int status;
        int i, j = 0;
 
+       if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_HOST_DDR_DMA,
+                           CMD_SUBSYSTEM_LOWLEVEL))
+               return -EPERM;
+
        spin_lock_bh(&adapter->mcc_lock);
 
        wrb = wrb_from_mccq(adapter);
-- 
2.3.0.rc2