Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue

Jeff Kirsher says:

====================
Intel Wired LAN Driver Updates 2015-07-23

This series contains updates to e1000e, igb, ixgbevf, i40e and i40evf.

Emil extends the reporting of the RSS key and hash table by adding support
for x550 VFs.

Jia-Ju Bai fixes a QoS issue in e1000e where the error handling lacked a
call to pm_qos_remove_request() to cleanup the QoS request made in
e1000_open().

Todd updates igb to report unsupported for ethtool coalesce settings
that are not supported.  Also updated the driver to use the ARRAY_SIZE()
macro.

Carolyn fixes and refactors the dynamic ITR code for i40e and i40evf
which would never change dynamically.  So update the switch() statement
to have a default case and switch on "new_latency_range" versus the
current ITR setting.

Shannon cleans up i40e code, where there were un-needed goto's.  Also
clean up error status messages that were causing some confusion in
PHY and FCoE setup error reports.

Mitch updates the virtual channel interface to prepare for the x722 device
and other future devices, so that the VF driver can report what its
capable of supporting to the PF driver.  Updates the i40evf driver to
handle resets like Core or EMP resets, where the device is reinitialized
and the VF will not get the same VSI.

Jesse updates the i40e and i40evf driver to use the kernel BIT() and
BIT_ULL() macros.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 40 insertions, 11 deletions

diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c
index 61e090558f31..d4eb1a5e7d42 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c
@@ -51,8 +51,9 @@ static int i40evf_send_pf_msg(struct i40evf_adapter *adapter,
 
 	err = i40e_aq_send_msg_to_pf(hw, op, 0, msg, len, NULL);
 	if (err)
-		dev_err(&adapter->pdev->dev, "Unable to send opcode %d to PF, error %d, aq status %d\n",
-			op, err, hw->aq.asq_last_status);
+		dev_err(&adapter->pdev->dev, "Unable to send opcode %d to PF, err %s, aq_err %s\n",
+			op, i40evf_stat_str(hw, err),
+			i40evf_aq_str(hw, hw->aq.asq_last_status));
 	return err;
 }
 
@@ -125,8 +126,11 @@ int i40evf_verify_api_ver(struct i40evf_adapter *adapter)
 	}
 
 	pf_vvi = (struct i40e_virtchnl_version_info *)event.msg_buf;
-	if ((pf_vvi->major != I40E_VIRTCHNL_VERSION_MAJOR) ||
-	    (pf_vvi->minor != I40E_VIRTCHNL_VERSION_MINOR))
+	adapter->pf_version = *pf_vvi;
+
+	if ((pf_vvi->major > I40E_VIRTCHNL_VERSION_MAJOR) ||
+	    ((pf_vvi->major == I40E_VIRTCHNL_VERSION_MAJOR) &&
+	     (pf_vvi->minor > I40E_VIRTCHNL_VERSION_MINOR)))
 		err = -EIO;
 
 out_alloc:
@@ -145,8 +149,24 @@ out:
  **/
 int i40evf_send_vf_config_msg(struct i40evf_adapter *adapter)
 {
-	return i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
-				  NULL, 0);
+	u32 caps;
+
+	adapter->current_op = I40E_VIRTCHNL_OP_GET_VF_RESOURCES;
+	adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_CONFIG;
+	caps = I40E_VIRTCHNL_VF_OFFLOAD_L2 |
+	       I40E_VIRTCHNL_VF_OFFLOAD_RSS_AQ |
+	       I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG |
+	       I40E_VIRTCHNL_VF_OFFLOAD_VLAN;
+	adapter->current_op = I40E_VIRTCHNL_OP_GET_VF_RESOURCES;
+	adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_CONFIG;
+	if (PF_IS_V11(adapter))
+		return i40evf_send_pf_msg(adapter,
+					  I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
+					  (u8 *)&caps, sizeof(caps));
+	else
+		return i40evf_send_pf_msg(adapter,
+					  I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
+					  NULL, 0);
 }
 
 /**
@@ -274,7 +294,7 @@ void i40evf_enable_queues(struct i40evf_adapter *adapter)
 	}
 	adapter->current_op = I40E_VIRTCHNL_OP_ENABLE_QUEUES;
 	vqs.vsi_id = adapter->vsi_res->vsi_id;
-	vqs.tx_queues = (1 << adapter->num_active_queues) - 1;
+	vqs.tx_queues = BIT(adapter->num_active_queues) - 1;
 	vqs.rx_queues = vqs.tx_queues;
 	adapter->aq_required &= ~I40EVF_FLAG_AQ_ENABLE_QUEUES;
 	i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_ENABLE_QUEUES,
@@ -299,7 +319,7 @@ void i40evf_disable_queues(struct i40evf_adapter *adapter)
 	}
 	adapter->current_op = I40E_VIRTCHNL_OP_DISABLE_QUEUES;
 	vqs.vsi_id = adapter->vsi_res->vsi_id;
-	vqs.tx_queues = (1 << adapter->num_active_queues) - 1;
+	vqs.tx_queues = BIT(adapter->num_active_queues) - 1;
 	vqs.rx_queues = vqs.tx_queues;
 	adapter->aq_required &= ~I40EVF_FLAG_AQ_DISABLE_QUEUES;
 	i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_DISABLE_QUEUES,
@@ -708,8 +728,9 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter,
 		return;
 	}
 	if (v_retval) {
-		dev_err(&adapter->pdev->dev, "%s: PF returned error %d to our request %d\n",
-			__func__, v_retval, v_opcode);
+		dev_err(&adapter->pdev->dev, "%s: PF returned error %d (%s) to our request %d\n",
+			__func__, v_retval,
+			i40evf_stat_str(&adapter->hw, v_retval), v_opcode);
 	}
 	switch (v_opcode) {
 	case I40E_VIRTCHNL_OP_GET_STATS: {
@@ -729,6 +750,15 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter,
 		adapter->current_stats = *stats;
 		}
 		break;
+	case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: {
+		u16 len = sizeof(struct i40e_virtchnl_vf_resource) +
+			  I40E_MAX_VF_VSI *
+			  sizeof(struct i40e_virtchnl_vsi_resource);
+		memcpy(adapter->vf_res, msg, min(msglen, len));
+		i40e_vf_parse_hw_config(&adapter->hw, adapter->vf_res);
+		i40evf_process_config(adapter);
+		}
+		break;
 	case I40E_VIRTCHNL_OP_ENABLE_QUEUES:
 		/* enable transmits */
 		i40evf_irq_enable(adapter, true);
@@ -740,7 +770,6 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter,
 		i40evf_free_all_rx_resources(adapter);
 		break;
 	case I40E_VIRTCHNL_OP_VERSION:
-	case I40E_VIRTCHNL_OP_GET_VF_RESOURCES:
 	case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP:
 		/* Don't display an error if we get these out of sequence.
 		 * If the firmware needed to get kicked, we'll get these and