448 lines
15 KiB
C
448 lines
15 KiB
C
/******************************************************************************
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Copyright (c) 2013-2018, Intel Corporation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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#ifndef _IXL_PF_H_
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#define _IXL_PF_H_
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#include "i40e_dcb.h"
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#include "ixl.h"
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#include "ixl_pf_qmgr.h"
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#define VF_FLAG_ENABLED 0x01
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#define VF_FLAG_SET_MAC_CAP 0x02
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#define VF_FLAG_VLAN_CAP 0x04
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#define VF_FLAG_PROMISC_CAP 0x08
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#define VF_FLAG_MAC_ANTI_SPOOF 0x10
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#define IXL_ICR0_CRIT_ERR_MASK \
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(I40E_PFINT_ICR0_PCI_EXCEPTION_MASK | \
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I40E_PFINT_ICR0_ECC_ERR_MASK | \
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I40E_PFINT_ICR0_PE_CRITERR_MASK)
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/* VF Interrupts */
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#define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \
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I40E_VPINT_LNKLSTN(((vector) - 1) + \
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(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
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#define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \
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I40E_VFINT_DYN_CTLN(((vector) - 1) + \
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(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
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enum ixl_fw_mode {
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IXL_FW_MODE_NORMAL,
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IXL_FW_MODE_RECOVERY,
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IXL_FW_MODE_UEMPR
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};
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enum ixl_i2c_access_method_t {
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IXL_I2C_ACCESS_METHOD_BEST_AVAILABLE = 0,
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IXL_I2C_ACCESS_METHOD_BIT_BANG_I2CPARAMS = 1,
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IXL_I2C_ACCESS_METHOD_REGISTER_I2CCMD = 2,
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IXL_I2C_ACCESS_METHOD_AQ = 3,
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IXL_I2C_ACCESS_METHOD_TYPE_LENGTH = 4
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};
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/* Used in struct ixl_pf's state field */
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enum ixl_state {
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IXL_STATE_RECOVERY_MODE = 0,
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IXL_STATE_RESETTING = 1,
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IXL_STATE_MDD_PENDING = 2,
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IXL_STATE_PF_RESET_REQ = 3,
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IXL_STATE_VF_RESET_REQ = 4,
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IXL_STATE_PF_CRIT_ERR = 5,
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IXL_STATE_CORE_RESET_REQ = 6,
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IXL_STATE_GLOB_RESET_REQ = 7,
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IXL_STATE_EMP_RESET_REQ = 8,
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IXL_STATE_FW_LLDP_DISABLED = 9,
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IXL_STATE_EEE_ENABLED = 10,
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IXL_STATE_LINK_ACTIVE_ON_DOWN = 11,
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IXL_STATE_LINK_POLLING = 12,
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};
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#define IXL_PF_IN_RECOVERY_MODE(pf) \
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ixl_test_state(&pf->state, IXL_STATE_RECOVERY_MODE)
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#define IXL_PF_IS_RESETTING(pf) \
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ixl_test_state(&pf->state, IXL_STATE_RESETTING)
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struct ixl_vf {
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struct ixl_vsi vsi;
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u32 vf_flags;
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u32 num_mdd_events;
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u8 mac[ETHER_ADDR_LEN];
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u16 vf_num;
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struct virtchnl_version_info version;
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struct ixl_pf_qtag qtag;
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};
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/* Physical controller structure */
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struct ixl_pf {
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struct ixl_vsi vsi;
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struct i40e_hw hw;
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struct i40e_osdep osdep;
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device_t dev;
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struct resource *pci_mem;
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#ifdef IXL_IW
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int iw_msix;
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bool iw_enabled;
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#endif
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u32 state;
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u8 supported_speeds;
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struct ixl_pf_qmgr qmgr;
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struct ixl_pf_qtag qtag;
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char admin_mtx_name[16]; /* name of the admin mutex */
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struct mtx admin_mtx; /* mutex to protect the admin timer */
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struct callout admin_timer; /* timer to trigger admin task */
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/* Tunable values */
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#ifdef IXL_DEBUG_FC
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bool enable_tx_fc_filter;
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#endif
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#ifdef IXL_DEBUG
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bool recovery_mode;
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#endif
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int dynamic_rx_itr;
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int dynamic_tx_itr;
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int tx_itr;
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int rx_itr;
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int enable_vf_loopback;
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bool link_up;
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int advertised_speed;
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int fc; /* link flow ctrl setting */
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enum ixl_dbg_mask dbg_mask;
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bool has_i2c;
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/* Misc stats maintained by the driver */
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u64 admin_irq;
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/* Statistics from hw */
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struct i40e_hw_port_stats stats;
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struct i40e_hw_port_stats stats_offsets;
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bool stat_offsets_loaded;
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/* I2C access methods */
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enum ixl_i2c_access_method_t i2c_access_method;
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s32 (*read_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 (*write_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 data);
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/* SR-IOV */
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struct ixl_vf *vfs;
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int num_vfs;
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uint16_t veb_seid;
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int vc_debug_lvl;
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sbintime_t link_poll_start;
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};
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/*
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* Defines used for NVM update ioctls.
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* This value is used in the Solaris tool, too.
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*/
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#define I40E_NVM_ACCESS \
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(((((((('E' << 4) + '1') << 4) + 'K') << 4) + 'G') << 4) | 5)
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#define IXL_DEFAULT_PHY_INT_MASK \
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((~(I40E_AQ_EVENT_LINK_UPDOWN | I40E_AQ_EVENT_MODULE_QUAL_FAIL \
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| I40E_AQ_EVENT_MEDIA_NA)) & 0x3FF)
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/*** Sysctl help messages; displayed with "sysctl -d" ***/
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#define IXL_SYSCTL_HELP_SET_ADVERTISE \
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"\nControl advertised link speed.\n" \
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"Flags:\n" \
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"\t 0x1 - advertise 100M\n" \
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"\t 0x2 - advertise 1G\n" \
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"\t 0x4 - advertise 10G\n" \
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"\t 0x8 - advertise 20G\n" \
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"\t0x10 - advertise 25G\n" \
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"\t0x20 - advertise 40G\n" \
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"\t0x40 - advertise 2.5G\n" \
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"\t0x80 - advertise 5G\n\n" \
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"Set to 0 to disable link.\n" \
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"Use \"sysctl -x\" to view flags properly."
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#define IXL_SYSCTL_HELP_SUPPORTED_SPEED \
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"\nSupported link speeds.\n" \
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"Flags:\n" \
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"\t 0x1 - 100M\n" \
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"\t 0x2 - 1G\n" \
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"\t 0x4 - 10G\n" \
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"\t 0x8 - 20G\n" \
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"\t0x10 - 25G\n" \
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"\t0x20 - 40G\n" \
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"\t0x40 - 2.5G\n" \
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"\t0x80 - 5G\n\n" \
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"Use \"sysctl -x\" to view flags properly."
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#define IXL_SYSCTL_HELP_FC \
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"\nSet flow control mode using the values below.\n" \
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"\t0 - off\n" \
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"\t1 - rx pause\n" \
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"\t2 - tx pause\n" \
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"\t3 - tx and rx pause"
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#define IXL_SYSCTL_HELP_LINK_STATUS \
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"\nExecutes a \"Get Link Status\" command on the Admin Queue, and displays" \
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" the response."
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#define IXL_SYSCTL_HELP_FW_LLDP \
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"\nFW LLDP engine:\n" \
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"\t0 - disable\n" \
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"\t1 - enable\n"
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#define IXL_SYSCTL_HELP_SET_LINK_ACTIVE \
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"\nKeep link active after setting interface down:\n" \
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"\t0 - disable\n" \
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"\t1 - enable\n"
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#define IXL_SYSCTL_HELP_READ_I2C \
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"\nRead a byte from I2C bus\n" \
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"Input: 32-bit value\n" \
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"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
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"\tbits 8-15: offset (0-255)\n" \
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"\tbits 16-31: unused\n" \
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"Output: 8-bit value read"
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#define IXL_SYSCTL_HELP_WRITE_I2C \
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"\nWrite a byte to the I2C bus\n" \
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"Input: 32-bit value\n" \
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"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
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"\tbits 8-15: offset (0-255)\n" \
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"\tbits 16-23: value to write\n" \
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"\tbits 24-31: unused\n" \
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"Output: 8-bit value written"
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#define IXL_SYSCTL_HELP_I2C_METHOD \
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"\nI2C access method that driver will use:\n" \
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"\t0 - best available method\n" \
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"\t1 - bit bang via I2CPARAMS register\n" \
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"\t2 - register read/write via I2CCMD register\n" \
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"\t3 - Use Admin Queue command (best)\n" \
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"Using the Admin Queue is only supported on 710 devices with FW version 1.7 or higher"
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#define IXL_SYSCTL_HELP_VF_LOOPBACK \
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"\nDetermines mode that embedded device switch will use when SR-IOV is initialized:\n" \
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"\t0 - Disable (VEPA)\n" \
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"\t1 - Enable (VEB)\n" \
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"Enabling this will allow VFs in separate VMs to communicate over the hardware bridge."
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/*** Functions / Macros ***/
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/* Adjust the level here to 10 or over to print stats messages */
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#define I40E_VC_DEBUG(p, level, ...) \
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do { \
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if (level < 10) \
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ixl_dbg(p, IXL_DBG_IOV_VC, ##__VA_ARGS__); \
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} while (0)
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#define i40e_send_vf_nack(pf, vf, op, st) \
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ixl_send_vf_nack_msg((pf), (vf), (op), (st), __FILE__, __LINE__)
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/* Debug printing */
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#define ixl_dbg(pf, m, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, m, s, ##__VA_ARGS__)
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#define ixl_dbg_info(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_INFO, s, ##__VA_ARGS__)
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#define ixl_dbg_filter(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_FILTER, s, ##__VA_ARGS__)
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#define ixl_dbg_iov(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_IOV, s, ##__VA_ARGS__)
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#define ixl_dbg_link(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_LINK, s, ##__VA_ARGS__)
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/* PF-only function declarations */
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void ixl_set_state(volatile u32 *s, enum ixl_state bit);
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void ixl_clear_state(volatile u32 *s, enum ixl_state bit);
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bool ixl_test_state(volatile u32 *s, enum ixl_state bit);
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u32 ixl_testandset_state(volatile u32 *s, enum ixl_state bit);
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int ixl_setup_interface(device_t, struct ixl_pf *);
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void ixl_print_nvm_cmd(device_t, struct i40e_nvm_access *);
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void ixl_handle_que(void *context, int pending);
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void ixl_init(void *);
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void ixl_register_vlan(void *, if_t, u16);
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void ixl_unregister_vlan(void *, if_t, u16);
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int ixl_intr(void *);
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int ixl_msix_que(void *);
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int ixl_msix_adminq(void *);
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void ixl_do_adminq(void *, int);
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int ixl_res_alloc_cmp(const void *, const void *);
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const char * ixl_switch_res_type_string(u8);
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void ixl_add_sysctls_mac_stats(struct sysctl_ctx_list *,
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struct sysctl_oid_list *, struct i40e_hw_port_stats *);
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void ixl_media_status(if_t, struct ifmediareq *);
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int ixl_media_change(if_t);
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int ixl_ioctl(if_t, u_long, caddr_t);
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void ixl_enable_queue(struct i40e_hw *, int);
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void ixl_disable_queue(struct i40e_hw *, int);
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void ixl_enable_intr0(struct i40e_hw *);
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void ixl_disable_intr0(struct i40e_hw *);
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void ixl_nvm_version_str(struct i40e_hw *hw, struct sbuf *buf);
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void ixl_stat_update48(struct i40e_hw *, u32, u32, bool,
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u64 *, u64 *);
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void ixl_stat_update32(struct i40e_hw *, u32, bool,
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u64 *, u64 *);
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void ixl_stop(struct ixl_pf *);
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void ixl_vsi_add_sysctls(struct ixl_vsi *, const char *, bool);
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int ixl_get_hw_capabilities(struct ixl_pf *);
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void ixl_link_up_msg(struct ixl_pf *);
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void ixl_update_link_status(struct ixl_pf *);
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int ixl_setup_stations(struct ixl_pf *);
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int ixl_switch_config(struct ixl_pf *);
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void ixl_stop_locked(struct ixl_pf *);
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int ixl_teardown_hw_structs(struct ixl_pf *);
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void ixl_init_locked(struct ixl_pf *);
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void ixl_set_rss_key(struct ixl_pf *);
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void ixl_set_rss_pctypes(struct ixl_pf *);
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void ixl_set_rss_hlut(struct ixl_pf *);
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int ixl_setup_adminq_msix(struct ixl_pf *);
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int ixl_setup_adminq_tq(struct ixl_pf *);
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void ixl_teardown_adminq_msix(struct ixl_pf *);
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void ixl_configure_intr0_msix(struct ixl_pf *);
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void ixl_configure_queue_intr_msix(struct ixl_pf *);
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void ixl_free_adminq_tq(struct ixl_pf *);
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int ixl_setup_legacy(struct ixl_pf *);
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int ixl_init_msix(struct ixl_pf *);
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void ixl_configure_tx_itr(struct ixl_pf *);
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void ixl_configure_rx_itr(struct ixl_pf *);
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void ixl_configure_itr(struct ixl_pf *);
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void ixl_configure_legacy(struct ixl_pf *);
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void ixl_free_pci_resources(struct ixl_pf *);
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void ixl_link_event(struct ixl_pf *, struct i40e_arq_event_info *);
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void ixl_config_rss(struct ixl_pf *);
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int ixl_set_advertised_speeds(struct ixl_pf *, int, bool);
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void ixl_set_initial_advertised_speeds(struct ixl_pf *);
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void ixl_print_nvm_version(struct ixl_pf *pf);
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void ixl_add_sysctls_recovery_mode(struct ixl_pf *);
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void ixl_add_device_sysctls(struct ixl_pf *);
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void ixl_handle_mdd_event(struct ixl_pf *);
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void ixl_add_hw_stats(struct ixl_pf *);
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void ixl_update_stats_counters(struct ixl_pf *);
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void ixl_pf_reset_stats(struct ixl_pf *);
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void ixl_get_bus_info(struct ixl_pf *pf);
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int ixl_aq_get_link_status(struct ixl_pf *,
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struct i40e_aqc_get_link_status *);
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void ixl_set_link(struct ixl_pf *, bool);
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int ixl_handle_nvmupd_cmd(struct ixl_pf *, struct ifdrv *);
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int ixl_handle_i2c_eeprom_read_cmd(struct ixl_pf *, struct ifreq *ifr);
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int ixl_setup_hmc(struct ixl_pf *);
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void ixl_shutdown_hmc(struct ixl_pf *);
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void ixl_handle_empr_reset(struct ixl_pf *);
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int ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up);
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int ixl_rebuild_hw_structs_after_reset(struct ixl_pf *, bool is_up);
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int ixl_pf_reset(struct ixl_pf *);
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void ixl_set_queue_rx_itr(struct ixl_rx_queue *);
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void ixl_set_queue_tx_itr(struct ixl_tx_queue *);
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void ixl_add_filter(struct ixl_vsi *, const u8 *, s16 vlan);
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void ixl_del_filter(struct ixl_vsi *, const u8 *, s16 vlan);
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void ixl_add_vlan_filters(struct ixl_vsi *, const u8 *);
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void ixl_del_all_vlan_filters(struct ixl_vsi *, const u8 *);
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void ixl_reconfigure_filters(struct ixl_vsi *vsi);
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int ixl_disable_rings(struct ixl_pf *, struct ixl_vsi *, struct ixl_pf_qtag *);
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int ixl_disable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
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int ixl_disable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
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int ixl_disable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
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int ixl_enable_rings(struct ixl_vsi *);
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int ixl_enable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
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int ixl_enable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
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int ixl_enable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
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void ixl_update_eth_stats(struct ixl_vsi *);
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void ixl_cap_txcsum_tso(struct ixl_vsi *, if_t, int);
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int ixl_initialize_vsi(struct ixl_vsi *);
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void ixl_add_ifmedia(struct ifmedia *, u64);
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int ixl_setup_queue_msix(struct ixl_vsi *);
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int ixl_setup_queue_tqs(struct ixl_vsi *);
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int ixl_teardown_queue_msix(struct ixl_vsi *);
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void ixl_free_queue_tqs(struct ixl_vsi *);
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void ixl_enable_intr(struct ixl_vsi *);
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void ixl_disable_rings_intr(struct ixl_vsi *);
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void ixl_set_promisc(struct ixl_vsi *);
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void ixl_add_multi(struct ixl_vsi *);
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void ixl_del_multi(struct ixl_vsi *, bool);
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void ixl_setup_vlan_filters(struct ixl_vsi *);
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void ixl_init_filters(struct ixl_vsi *);
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void ixl_free_filters(struct ixl_ftl_head *);
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void ixl_add_hw_filters(struct ixl_vsi *, struct ixl_ftl_head *, int);
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void ixl_del_hw_filters(struct ixl_vsi *, struct ixl_ftl_head *, int);
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void ixl_del_default_hw_filters(struct ixl_vsi *);
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struct ixl_mac_filter *
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ixl_find_filter(struct ixl_ftl_head *, const u8 *, s16);
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void ixl_update_vsi_stats(struct ixl_vsi *);
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void ixl_vsi_reset_stats(struct ixl_vsi *);
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void ixl_vsi_free_queues(struct ixl_vsi *vsi);
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void ixl_if_init(if_ctx_t ctx);
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void ixl_if_stop(if_ctx_t ctx);
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/*
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* I2C Function prototypes
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*/
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int ixl_find_i2c_interface(struct ixl_pf *);
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s32 ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 data);
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s32 ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 data);
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s32 ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
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u8 dev_addr, u8 data);
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u64 ixl_max_aq_speed_to_value(u8);
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int ixl_attach_get_link_status(struct ixl_pf *);
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int ixl_sysctl_set_flowcntl(SYSCTL_HANDLER_ARGS);
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#endif /* _IXL_PF_H_ */
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