svn commit: r299548 - head/sys/dev/ixl

Eric Joyner erj at FreeBSD.org
Thu May 12 18:20:20 UTC 2016


Author: erj
Date: Thu May 12 18:20:18 2016
New Revision: 299548
URL: https://svnweb.freebsd.org/changeset/base/299548

Log:
  ixl: Update to 1.4.9-k.
  
  Changes by author:
  
  Kamil Krawczyk		i40e-shared: use explicit cast from u16 to u8
  Anjali Singhai Jain	i40e-shared: Add a Virtchnl offload for RSS PCTYPE V2
  Eric Joyner		ixl: Remove HP device IDs.
  Jesse Brandeburg	i40e-shared: add small bit of debug
  Mitch Williams		i40e-shared: check for stopped admin queue
  Mitch Williams		i40e-shared: set aq count after memory allocation
  Jesse Brandeburg	i40e-shared: remove forever unused ID
  Eric Joyner		ixl: Fix bug where RSS does not hash to more than 16 queues.
  Shannon Nelson		i40e-shared: define function capabilities in only one place
  Eric Joyner		ixl: Change spacing, comments, and a single error message.
  Eric Joyner		ixl: Save admin queue phy interrupt mask as a define.
  Eric Joyner		ixl: Move callout_reset() to later in init_locked(), and stop clearing OACTIVE in driver flags.
  Eric Joyner		ixl: Add new reset+build flow to init() if it detects that the admin queue is stopped.
  Eric Joyner		ixl: Return EACCES instead of EPERM when an nvmupdate command fails.
  Eric Joyner		ixl: Remove KX_A device ID.
  
  Differential Revision:  https://reviews.freebsd.org/D6211
  Reviewed by:    sbruno, kmacy, jeffrey.e.pieper at intel.com
  MFC after:      2 weeks
  Sponsored by:   Intel Corporation

Modified:
  head/sys/dev/ixl/i40e_adminq.c
  head/sys/dev/ixl/i40e_adminq_cmd.h
  head/sys/dev/ixl/i40e_common.c
  head/sys/dev/ixl/i40e_devids.h
  head/sys/dev/ixl/i40e_lan_hmc.c
  head/sys/dev/ixl/i40e_virtchnl.h
  head/sys/dev/ixl/if_ixl.c
  head/sys/dev/ixl/ixl_pf.h

Modified: head/sys/dev/ixl/i40e_adminq.c
==============================================================================
--- head/sys/dev/ixl/i40e_adminq.c	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_adminq.c	Thu May 12 18:20:18 2016	(r299548)
@@ -400,7 +400,6 @@ enum i40e_status_code i40e_init_asq(stru
 
 	hw->aq.asq.next_to_use = 0;
 	hw->aq.asq.next_to_clean = 0;
-	hw->aq.asq.count = hw->aq.num_asq_entries;
 
 	/* allocate the ring memory */
 	ret_code = i40e_alloc_adminq_asq_ring(hw);
@@ -418,6 +417,7 @@ enum i40e_status_code i40e_init_asq(stru
 		goto init_adminq_free_rings;
 
 	/* success! */
+	hw->aq.asq.count = hw->aq.num_asq_entries;
 	goto init_adminq_exit;
 
 init_adminq_free_rings:
@@ -459,7 +459,6 @@ enum i40e_status_code i40e_init_arq(stru
 
 	hw->aq.arq.next_to_use = 0;
 	hw->aq.arq.next_to_clean = 0;
-	hw->aq.arq.count = hw->aq.num_arq_entries;
 
 	/* allocate the ring memory */
 	ret_code = i40e_alloc_adminq_arq_ring(hw);
@@ -477,6 +476,7 @@ enum i40e_status_code i40e_init_arq(stru
 		goto init_adminq_free_rings;
 
 	/* success! */
+	hw->aq.arq.count = hw->aq.num_arq_entries;
 	goto init_adminq_exit;
 
 init_adminq_free_rings:
@@ -996,6 +996,13 @@ enum i40e_status_code i40e_clean_arq_ele
 	/* take the lock before we start messing with the ring */
 	i40e_acquire_spinlock(&hw->aq.arq_spinlock);
 
+	if (hw->aq.arq.count == 0) {
+		i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE,
+			   "AQRX: Admin queue not initialized.\n");
+		ret_code = I40E_ERR_QUEUE_EMPTY;
+		goto clean_arq_element_err;
+	}
+
 	/* set next_to_use to head */
 	if (!i40e_is_vf(hw))
 		ntu = (rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK);
@@ -1062,6 +1069,7 @@ clean_arq_element_out:
 	/* Set pending if needed, unlock and return */
 	if (pending != NULL)
 		*pending = (ntc > ntu ? hw->aq.arq.count : 0) + (ntu - ntc);
+clean_arq_element_err:
 	i40e_release_spinlock(&hw->aq.arq_spinlock);
 
 	if (i40e_is_nvm_update_op(&e->desc)) {

Modified: head/sys/dev/ixl/i40e_adminq_cmd.h
==============================================================================
--- head/sys/dev/ixl/i40e_adminq_cmd.h	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_adminq_cmd.h	Thu May 12 18:20:18 2016	(r299548)
@@ -267,10 +267,6 @@ enum i40e_admin_queue_opc {
 	i40e_aqc_opc_add_udp_tunnel	= 0x0B00,
 	i40e_aqc_opc_del_udp_tunnel	= 0x0B01,
 
-	/* Proxy commands */
-	i40e_aqc_opc_set_proxy_config	= 0x0104,
-	i40e_aqc_opc_set_ns_proxy_table_entry	= 0x0105,
-
 	/* Async Events */
 	i40e_aqc_opc_event_lan_overflow		= 0x1001,
 
@@ -410,6 +406,7 @@ struct i40e_aqc_list_capabilities_elemen
 #define I40E_AQ_CAP_ID_OS2BMC_CAP	0x0004
 #define I40E_AQ_CAP_ID_FUNCTIONS_VALID	0x0005
 #define I40E_AQ_CAP_ID_ALTERNATE_RAM	0x0006
+#define I40E_AQ_CAP_ID_WOL_AND_PROXY	0x0008
 #define I40E_AQ_CAP_ID_SRIOV		0x0012
 #define I40E_AQ_CAP_ID_VF		0x0013
 #define I40E_AQ_CAP_ID_VMDQ		0x0014
@@ -430,6 +427,7 @@ struct i40e_aqc_list_capabilities_elemen
 #define I40E_AQ_CAP_ID_LED		0x0061
 #define I40E_AQ_CAP_ID_SDP		0x0062
 #define I40E_AQ_CAP_ID_MDIO		0x0063
+#define I40E_AQ_CAP_ID_WSR_PROT		0x0064
 #define I40E_AQ_CAP_ID_FLEX10		0x00F1
 #define I40E_AQ_CAP_ID_CEM		0x00F2
 

Modified: head/sys/dev/ixl/i40e_common.c
==============================================================================
--- head/sys/dev/ixl/i40e_common.c	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_common.c	Thu May 12 18:20:18 2016	(r299548)
@@ -55,7 +55,6 @@ enum i40e_status_code i40e_set_mac_type(
 		switch (hw->device_id) {
 		case I40E_DEV_ID_SFP_XL710:
 		case I40E_DEV_ID_QEMU:
-		case I40E_DEV_ID_KX_A:
 		case I40E_DEV_ID_KX_B:
 		case I40E_DEV_ID_KX_C:
 		case I40E_DEV_ID_QSFP_A:
@@ -3130,35 +3129,6 @@ i40e_aq_erase_nvm_exit:
 	return status;
 }
 
-#define I40E_DEV_FUNC_CAP_SWITCH_MODE	0x01
-#define I40E_DEV_FUNC_CAP_MGMT_MODE	0x02
-#define I40E_DEV_FUNC_CAP_NPAR		0x03
-#define I40E_DEV_FUNC_CAP_OS2BMC	0x04
-#define I40E_DEV_FUNC_CAP_VALID_FUNC	0x05
-#define I40E_DEV_FUNC_CAP_SRIOV_1_1	0x12
-#define I40E_DEV_FUNC_CAP_VF		0x13
-#define I40E_DEV_FUNC_CAP_VMDQ		0x14
-#define I40E_DEV_FUNC_CAP_802_1_QBG	0x15
-#define I40E_DEV_FUNC_CAP_802_1_QBH	0x16
-#define I40E_DEV_FUNC_CAP_VSI		0x17
-#define I40E_DEV_FUNC_CAP_DCB		0x18
-#define I40E_DEV_FUNC_CAP_FCOE		0x21
-#define I40E_DEV_FUNC_CAP_ISCSI		0x22
-#define I40E_DEV_FUNC_CAP_RSS		0x40
-#define I40E_DEV_FUNC_CAP_RX_QUEUES	0x41
-#define I40E_DEV_FUNC_CAP_TX_QUEUES	0x42
-#define I40E_DEV_FUNC_CAP_MSIX		0x43
-#define I40E_DEV_FUNC_CAP_MSIX_VF	0x44
-#define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR	0x45
-#define I40E_DEV_FUNC_CAP_IEEE_1588	0x46
-#define I40E_DEV_FUNC_CAP_FLEX10	0xF1
-#define I40E_DEV_FUNC_CAP_CEM		0xF2
-#define I40E_DEV_FUNC_CAP_IWARP		0x51
-#define I40E_DEV_FUNC_CAP_LED		0x61
-#define I40E_DEV_FUNC_CAP_SDP		0x62
-#define I40E_DEV_FUNC_CAP_MDIO		0x63
-#define I40E_DEV_FUNC_CAP_WR_CSR_PROT	0x64
-
 /**
  * i40e_parse_discover_capabilities
  * @hw: pointer to the hw struct
@@ -3197,79 +3167,79 @@ static void i40e_parse_discover_capabili
 		major_rev = cap->major_rev;
 
 		switch (id) {
-		case I40E_DEV_FUNC_CAP_SWITCH_MODE:
+		case I40E_AQ_CAP_ID_SWITCH_MODE:
 			p->switch_mode = number;
 			break;
-		case I40E_DEV_FUNC_CAP_MGMT_MODE:
+		case I40E_AQ_CAP_ID_MNG_MODE:
 			p->management_mode = number;
 			break;
-		case I40E_DEV_FUNC_CAP_NPAR:
+		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
 			p->npar_enable = number;
 			break;
-		case I40E_DEV_FUNC_CAP_OS2BMC:
+		case I40E_AQ_CAP_ID_OS2BMC_CAP:
 			p->os2bmc = number;
 			break;
-		case I40E_DEV_FUNC_CAP_VALID_FUNC:
+		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
 			p->valid_functions = number;
 			break;
-		case I40E_DEV_FUNC_CAP_SRIOV_1_1:
+		case I40E_AQ_CAP_ID_SRIOV:
 			if (number == 1)
 				p->sr_iov_1_1 = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_VF:
+		case I40E_AQ_CAP_ID_VF:
 			p->num_vfs = number;
 			p->vf_base_id = logical_id;
 			break;
-		case I40E_DEV_FUNC_CAP_VMDQ:
+		case I40E_AQ_CAP_ID_VMDQ:
 			if (number == 1)
 				p->vmdq = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_802_1_QBG:
+		case I40E_AQ_CAP_ID_8021QBG:
 			if (number == 1)
 				p->evb_802_1_qbg = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_802_1_QBH:
+		case I40E_AQ_CAP_ID_8021QBR:
 			if (number == 1)
 				p->evb_802_1_qbh = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_VSI:
+		case I40E_AQ_CAP_ID_VSI:
 			p->num_vsis = number;
 			break;
-		case I40E_DEV_FUNC_CAP_DCB:
+		case I40E_AQ_CAP_ID_DCB:
 			if (number == 1) {
 				p->dcb = TRUE;
 				p->enabled_tcmap = logical_id;
 				p->maxtc = phys_id;
 			}
 			break;
-		case I40E_DEV_FUNC_CAP_FCOE:
+		case I40E_AQ_CAP_ID_FCOE:
 			if (number == 1)
 				p->fcoe = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_ISCSI:
+		case I40E_AQ_CAP_ID_ISCSI:
 			if (number == 1)
 				p->iscsi = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_RSS:
+		case I40E_AQ_CAP_ID_RSS:
 			p->rss = TRUE;
 			p->rss_table_size = number;
 			p->rss_table_entry_width = logical_id;
 			break;
-		case I40E_DEV_FUNC_CAP_RX_QUEUES:
+		case I40E_AQ_CAP_ID_RXQ:
 			p->num_rx_qp = number;
 			p->base_queue = phys_id;
 			break;
-		case I40E_DEV_FUNC_CAP_TX_QUEUES:
+		case I40E_AQ_CAP_ID_TXQ:
 			p->num_tx_qp = number;
 			p->base_queue = phys_id;
 			break;
-		case I40E_DEV_FUNC_CAP_MSIX:
+		case I40E_AQ_CAP_ID_MSIX:
 			p->num_msix_vectors = number;
 			break;
-		case I40E_DEV_FUNC_CAP_MSIX_VF:
+		case I40E_AQ_CAP_ID_VF_MSIX:
 			p->num_msix_vectors_vf = number;
 			break;
-		case I40E_DEV_FUNC_CAP_FLEX10:
+		case I40E_AQ_CAP_ID_FLEX10:
 			if (major_rev == 1) {
 				if (number == 1) {
 					p->flex10_enable = TRUE;
@@ -3285,38 +3255,38 @@ static void i40e_parse_discover_capabili
 			p->flex10_mode = logical_id;
 			p->flex10_status = phys_id;
 			break;
-		case I40E_DEV_FUNC_CAP_CEM:
+		case I40E_AQ_CAP_ID_CEM:
 			if (number == 1)
 				p->mgmt_cem = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_IWARP:
+		case I40E_AQ_CAP_ID_IWARP:
 			if (number == 1)
 				p->iwarp = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_LED:
+		case I40E_AQ_CAP_ID_LED:
 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
 				p->led[phys_id] = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_SDP:
+		case I40E_AQ_CAP_ID_SDP:
 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
 				p->sdp[phys_id] = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_MDIO:
+		case I40E_AQ_CAP_ID_MDIO:
 			if (number == 1) {
 				p->mdio_port_num = phys_id;
 				p->mdio_port_mode = logical_id;
 			}
 			break;
-		case I40E_DEV_FUNC_CAP_IEEE_1588:
+		case I40E_AQ_CAP_ID_1588:
 			if (number == 1)
 				p->ieee_1588 = TRUE;
 			break;
-		case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
+		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
 			p->fd = TRUE;
 			p->fd_filters_guaranteed = number;
 			p->fd_filters_best_effort = logical_id;
 			break;
-		case I40E_DEV_FUNC_CAP_WR_CSR_PROT:
+		case I40E_AQ_CAP_ID_WSR_PROT:
 			p->wr_csr_prot = (u64)number;
 			p->wr_csr_prot |= (u64)logical_id << 32;
 			break;

Modified: head/sys/dev/ixl/i40e_devids.h
==============================================================================
--- head/sys/dev/ixl/i40e_devids.h	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_devids.h	Thu May 12 18:20:18 2016	(r299548)
@@ -41,7 +41,6 @@
 /* Device IDs */
 #define I40E_DEV_ID_SFP_XL710		0x1572
 #define I40E_DEV_ID_QEMU		0x1574
-#define I40E_DEV_ID_KX_A		0x157F
 #define I40E_DEV_ID_KX_B		0x1580
 #define I40E_DEV_ID_KX_C		0x1581
 #define I40E_DEV_ID_QSFP_A		0x1583

Modified: head/sys/dev/ixl/i40e_lan_hmc.c
==============================================================================
--- head/sys/dev/ixl/i40e_lan_hmc.c	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_lan_hmc.c	Thu May 12 18:20:18 2016	(r299548)
@@ -770,7 +770,7 @@ static void i40e_write_byte(u8 *hmc_bits
 
 	/* prepare the bits and mask */
 	shift_width = ce_info->lsb % 8;
-	mask = BIT(ce_info->width) - 1;
+	mask = (u8)(BIT(ce_info->width) - 1);
 
 	src_byte = *from;
 	src_byte &= mask;
@@ -955,7 +955,7 @@ static void i40e_read_byte(u8 *hmc_bits,
 
 	/* prepare the bits and mask */
 	shift_width = ce_info->lsb % 8;
-	mask = BIT(ce_info->width) - 1;
+	mask = (u8)(BIT(ce_info->width) - 1);
 
 	/* shift to correct alignment */
 	mask <<= shift_width;

Modified: head/sys/dev/ixl/i40e_virtchnl.h
==============================================================================
--- head/sys/dev/ixl/i40e_virtchnl.h	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/i40e_virtchnl.h	Thu May 12 18:20:18 2016	(r299548)
@@ -161,6 +161,7 @@ struct i40e_virtchnl_vsi_resource {
 #define I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR	0x00000020
 #define I40E_VIRTCHNL_VF_OFFLOAD_VLAN		0x00010000
 #define I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING	0x00020000
+#define I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2	0x00040000
 
 struct i40e_virtchnl_vf_resource {
 	u16 num_vsis;

Modified: head/sys/dev/ixl/if_ixl.c
==============================================================================
--- head/sys/dev/ixl/if_ixl.c	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/if_ixl.c	Thu May 12 18:20:18 2016	(r299548)
@@ -48,7 +48,7 @@
 /*********************************************************************
  *  Driver version
  *********************************************************************/
-char ixl_driver_version[] = "1.4.7-k";
+char ixl_driver_version[] = "1.4.9-k";
 
 /*********************************************************************
  *  PCI Device ID Table
@@ -63,7 +63,6 @@ char ixl_driver_version[] = "1.4.7-k";
 static ixl_vendor_info_t ixl_vendor_info_array[] =
 {
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_XL710, 0, 0, 0},
-	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_A, 0, 0, 0},
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_B, 0, 0, 0},
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_C, 0, 0, 0},
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_A, 0, 0, 0},
@@ -71,8 +70,6 @@ static ixl_vendor_info_t ixl_vendor_info
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_C, 0, 0, 0},
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T, 0, 0, 0},
 	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T4, 0, 0, 0},
-	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_20G_KR2, 0, 0, 0},
-	{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_20G_KR2_A, 0, 0, 0},
 	/* required last entry */
 	{0, 0, 0, 0, 0}
 };
@@ -552,7 +549,7 @@ ixl_attach(device_t dev)
 	i40e_clear_hw(hw);
 	error = i40e_pf_reset(hw);
 	if (error) {
-		device_printf(dev,"PF reset failure %x\n", error);
+		device_printf(dev, "PF reset failure %x\n", error);
 		error = EIO;
 		goto err_out;
 	}
@@ -566,7 +563,7 @@ ixl_attach(device_t dev)
 	/* Initialize the shared code */
 	error = i40e_init_shared_code(hw);
 	if (error) {
-		device_printf(dev,"Unable to initialize the shared code\n");
+		device_printf(dev, "Unable to initialize the shared code\n");
 		error = EIO;
 		goto err_out;
 	}
@@ -668,8 +665,7 @@ ixl_attach(device_t dev)
 	}
 
 	/* Limit PHY interrupts to link, autoneg, and modules failure */
-	error = i40e_aq_set_phy_int_mask(hw,
-	    I40E_AQ_EVENT_LINK_UPDOWN | I40E_AQ_EVENT_MODULE_QUAL_FAIL,
+	error = i40e_aq_set_phy_int_mask(hw, IXL_DEFAULT_PHY_INT_MASK,
 	    NULL);
         if (error) {
 		device_printf(dev, "i40e_aq_set_phy_mask() failed: err %d,"
@@ -1184,15 +1180,14 @@ ixl_init_locked(struct ixl_pf *pf)
 #ifdef IXL_FDIR
 	filter.enable_fdir = TRUE;
 #endif
+	filter.hash_lut_size = I40E_HASH_LUT_SIZE_512;
 	if (i40e_set_filter_control(hw, &filter))
-		device_printf(dev, "set_filter_control() failed\n");
+		device_printf(dev, "i40e_set_filter_control() failed\n");
 
 	/* Set up RSS */
 	ixl_config_rss(vsi);
 
-	/*
-	** Prepare the VSI: rings, hmc contexts, etc...
-	*/
+	/* Prepare the VSI: rings, hmc contexts, etc... */
 	if (ixl_initialize_vsi(vsi)) {
 		device_printf(dev, "initialize vsi failed!!\n");
 		return;
@@ -1204,9 +1199,6 @@ ixl_init_locked(struct ixl_pf *pf)
 	/* Setup vlan's if needed */
 	ixl_setup_vlan_filters(vsi);
 
-	/* Start the local timer */
-	callout_reset(&pf->timer, hz, ixl_local_timer, pf);
-
 	/* Set up MSI/X routing and the ITR settings */
 	if (ixl_enable_msix) {
 		ixl_configure_msix(pf);
@@ -1236,19 +1228,163 @@ ixl_init_locked(struct ixl_pf *pf)
 	i40e_get_link_status(hw, &pf->link_up);
 	ixl_update_link_status(pf);
 
+	/* Start the local timer */
+	callout_reset(&pf->timer, hz, ixl_local_timer, pf);
+
 	/* Now inform the stack we're ready */
 	ifp->if_drv_flags |= IFF_DRV_RUNNING;
-	ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
 
 	return;
 }
 
+// XXX: super experimental stuff
+static int
+ixl_teardown_hw_structs(struct ixl_pf *pf)
+{
+	enum i40e_status_code status = 0;
+	struct i40e_hw *hw = &pf->hw;
+	device_t dev = pf->dev;
+
+	/* Shutdown LAN HMC */
+	if (hw->hmc.hmc_obj) {
+		status = i40e_shutdown_lan_hmc(hw);
+		if (status) {
+			device_printf(dev,
+			    "init: LAN HMC shutdown failure; status %d\n", status);
+			goto err_out;
+		}
+	}
+
+	// XXX: This gets called when we know the adminq is inactive;
+	// so we already know it's setup when we get here.
+
+	/* Shutdown admin queue */
+	status = i40e_shutdown_adminq(hw);
+	if (status)
+		device_printf(dev,
+		    "init: Admin Queue shutdown failure; status %d\n", status);
+
+err_out:
+	return (status);
+}
+
+static int
+ixl_reset(struct ixl_pf *pf)
+{
+	struct i40e_hw *hw = &pf->hw;
+	device_t dev = pf->dev;
+	int error = 0;
+
+	// XXX: clear_hw() actually writes to hw registers -- maybe this isn't necessary
+	i40e_clear_hw(hw);
+	error = i40e_pf_reset(hw);
+	if (error) {
+		device_printf(dev, "init: PF reset failure");
+		error = EIO;
+		goto err_out;
+	}
+
+	error = i40e_init_adminq(hw);
+	if (error) {
+		device_printf(dev, "init: Admin queue init failure; status code %d", error);
+		error = EIO;
+		goto err_out;
+	}
+
+	i40e_clear_pxe_mode(hw);
+
+	error = ixl_get_hw_capabilities(pf);
+	if (error) {
+		device_printf(dev, "init: Error retrieving HW capabilities; status code %d\n", error);
+		goto err_out;
+	}
+
+	error = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp,
+	    hw->func_caps.num_rx_qp, 0, 0);
+	if (error) {
+		device_printf(dev, "init: LAN HMC init failed; status code %d\n", error);
+		error = EIO;
+		goto err_out;
+	}
+
+	error = i40e_configure_lan_hmc(hw, I40E_HMC_MODEL_DIRECT_ONLY);
+	if (error) {
+		device_printf(dev, "init: LAN HMC config failed; status code  %d\n", error);
+		error = EIO;
+		goto err_out;
+	}
+
+	// XXX: need to do switch config here?
+
+	error = i40e_aq_set_phy_int_mask(hw, IXL_DEFAULT_PHY_INT_MASK,
+	    NULL);
+        if (error) {
+		device_printf(dev, "init: i40e_aq_set_phy_mask() failed: err %d,"
+		    " aq_err %d\n", error, hw->aq.asq_last_status);
+		error = EIO;
+		goto err_out;
+	}
+
+	u8 set_fc_err_mask;
+	error = i40e_set_fc(hw, &set_fc_err_mask, true);
+	if (error) {
+		device_printf(dev, "init: setting link flow control failed; retcode %d,"
+		    " fc_err_mask 0x%02x\n", error, set_fc_err_mask);
+		goto err_out;
+	}
+
+	// XXX: (Rebuild VSIs?)
+
+	// Firmware delay workaround
+	if (((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver < 33)) ||
+	    (hw->aq.fw_maj_ver < 4)) {
+		i40e_msec_delay(75);
+		error = i40e_aq_set_link_restart_an(hw, TRUE, NULL);
+		if (error) {
+			device_printf(dev, "init: link restart failed, aq_err %d\n",
+			    hw->aq.asq_last_status);
+			goto err_out;
+		}
+	}
+
+	// [add_filter_to_drop_tx_flow_control_frames]
+	// - TODO: Implement
+
+	// i40e_send_version
+	// - TODO: Properly implement
+	struct i40e_driver_version dv;
+
+	dv.major_version = 1;
+	dv.minor_version = 1;
+	dv.build_version = 1;
+	dv.subbuild_version = 0;
+	// put in a driver version string that is less than 0x80 bytes long
+	bzero(&dv.driver_string, sizeof(dv.driver_string));
+	i40e_aq_send_driver_version(hw, &dv, NULL);
+
+err_out:
+	return (error);
+}
+
 static void
 ixl_init(void *arg)
 {
 	struct ixl_pf *pf = arg;
 	int ret = 0;
 
+	/*
+	 * If the aq is dead here, it probably means something outside of the driver
+	 * did something to the adapter, like a PF reset.
+	 * So rebuild the driver's state here if that occurs.
+	 */
+	if (!i40e_check_asq_alive(&pf->hw)) {
+		device_printf(pf->dev, "asq is not alive; rebuilding...\n");
+		IXL_PF_LOCK(pf);
+		ixl_teardown_hw_structs(pf);
+		ixl_reset(pf);
+		IXL_PF_UNLOCK(pf);
+	}
+
 	/* Set up interrupt routing here */
 	if (pf->msix > 1)
 		ret = ixl_assign_vsi_msix(pf);
@@ -1992,7 +2128,7 @@ ixl_assign_vsi_legacy(struct ixl_pf *pf)
 	pf->res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
 	    &rid, RF_SHAREABLE | RF_ACTIVE);
 	if (pf->res == NULL) {
-		device_printf(dev,"Unable to allocate"
+		device_printf(dev, "Unable to allocate"
 		    " bus resource: vsi legacy/msi interrupt\n");
 		return (ENXIO);
 	}
@@ -2829,11 +2965,11 @@ ixl_initialize_vsi(struct ixl_vsi *vsi)
 	ctxt.pf_num = hw->pf_id;
 	err = i40e_aq_get_vsi_params(hw, &ctxt, NULL);
 	if (err) {
-		device_printf(dev,"get vsi params failed %x!!\n", err);
+		device_printf(dev, "i40e_aq_get_vsi_params() failed, error %d\n", err);
 		return (err);
 	}
 #ifdef IXL_DEBUG
-	printf("get_vsi_params: seid: %d, uplinkseid: %d, vsi_number: %d, "
+	device_printf(dev, "get_vsi_params: seid: %d, uplinkseid: %d, vsi_number: %d, "
 	    "vsis_allocated: %d, vsis_unallocated: %d, flags: 0x%x, "
 	    "pfnum: %d, vfnum: %d, stat idx: %d, enabled: %d\n", ctxt.seid,
 	    ctxt.uplink_seid, ctxt.vsi_number,
@@ -2849,15 +2985,15 @@ ixl_initialize_vsi(struct ixl_vsi *vsi)
 	ctxt.info.valid_sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID;
 	ctxt.info.mapping_flags |= I40E_AQ_VSI_QUE_MAP_CONTIG;
 	ctxt.info.queue_mapping[0] = 0; 
-	ctxt.info.tc_mapping[0] = 0x0800; 
+	ctxt.info.tc_mapping[0] = 0x0c00;
 
 	/* Set VLAN receive stripping mode */
 	ctxt.info.valid_sections |= I40E_AQ_VSI_PROP_VLAN_VALID;
 	ctxt.info.port_vlan_flags = I40E_AQ_VSI_PVLAN_MODE_ALL;
 	if (vsi->ifp->if_capenable & IFCAP_VLAN_HWTAGGING)
-	    ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH;
+		ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH;
 	else
-	    ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_EMOD_NOTHING;
+		ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_EMOD_NOTHING;
 
 	/* Keep copy of VSI info in VSI for statistic counters */
 	memcpy(&vsi->info, &ctxt.info, sizeof(ctxt.info));
@@ -2871,8 +3007,8 @@ ixl_initialize_vsi(struct ixl_vsi *vsi)
 
 	err = i40e_aq_update_vsi_params(hw, &ctxt, NULL);
 	if (err) {
-		device_printf(dev,"update vsi params failed %x!!\n",
-		   hw->aq.asq_last_status);
+		device_printf(dev, "i40e_aq_update_vsi_params() failed, error %d, aq_error %d\n",
+		   err, hw->aq.asq_last_status);
 		return (err);
 	}
 
@@ -2884,7 +3020,6 @@ ixl_initialize_vsi(struct ixl_vsi *vsi)
 		u32			txctl;
 		u16			size;
 
-
 		/* Setup the HMC TX Context  */
 		size = que->num_desc * sizeof(struct i40e_tx_desc);
 		memset(&tctx, 0, sizeof(struct i40e_hmc_obj_txq));
@@ -5051,8 +5186,15 @@ ixl_handle_nvmupd_cmd(struct ixl_pf *pf,
 	nvma = (struct i40e_nvm_access *)ifd->ifd_data;
 
 	status = i40e_nvmupd_command(hw, nvma, nvma->data, &perrno);
+	if (status)
+		device_printf(dev, "i40e_nvmupd_command status %d, perrno %d\n",
+		    status, perrno);
 
-	return (status) ? perrno : 0;
+	/* Convert EPERM error code for tools */
+	if (perrno == -EPERM)
+		return (-EACCES);
+	else
+		return (perrno);
 }
 
 #ifdef IXL_DEBUG_SYSCTL

Modified: head/sys/dev/ixl/ixl_pf.h
==============================================================================
--- head/sys/dev/ixl/ixl_pf.h	Thu May 12 18:19:53 2016	(r299547)
+++ head/sys/dev/ixl/ixl_pf.h	Thu May 12 18:20:18 2016	(r299548)
@@ -118,6 +118,9 @@ struct ixl_pf {
 #define I40E_NVM_ACCESS \
      (((((((('E' << 4) + '1') << 4) + 'K') << 4) + 'G') << 4) | 5)
 
+#define IXL_DEFAULT_PHY_INT_MASK \
+     (I40E_AQ_EVENT_LINK_UPDOWN | I40E_AQ_EVENT_MODULE_QUAL_FAIL)
+
 #define IXL_SET_ADVERTISE_HELP		\
 "Control link advertise speed:\n"	\
 "\tFlags:\n"				\


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