freebsd-dev/sys/dev/ixl/ixl_pf.h
Eric Joyner b4a7ce0690 ixl(4): Add FW recovery mode support and other things
Update the iflib version of ixl driver based on the OOT version ixl-1.11.29.

Major changes:

- Extract iflib specific functions from ixl_pf_main.c to ixl_pf_iflib.c
  to simplify code sharing between legacy and iflib version of driver

- Add support for most recent FW API version (1.10), which extends FW
  LLDP Agent control by user to X722 devices

- Improve handling of device global reset

- Add support for the FW recovery mode

- Use virtchnl function to validate virtual channel messages instead of
  using separate checks

- Fix MAC/VLAN filters accounting

Submitted by:	Krzysztof Galazka <krzysztof.galazka@intel.com>
Reviewed by:	erj@
Tested by:	Jeffrey Pieper <jeffrey.e.pieper@intel.com>
MFC after:	1 week
Relnotes:	yes
Sponsored by:	Intel Corporation
Differential Revision:	https://reviews.freebsd.org/D24564
2020-06-09 22:42:54 +00:00

429 lines
14 KiB
C

/******************************************************************************
Copyright (c) 2013-2018, Intel Corporation
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/*$FreeBSD$*/
#ifndef _IXL_PF_H_
#define _IXL_PF_H_
#include "i40e_dcb.h"
#include "ixl.h"
#include "ixl_pf_qmgr.h"
#define VF_FLAG_ENABLED 0x01
#define VF_FLAG_SET_MAC_CAP 0x02
#define VF_FLAG_VLAN_CAP 0x04
#define VF_FLAG_PROMISC_CAP 0x08
#define VF_FLAG_MAC_ANTI_SPOOF 0x10
#define IXL_ICR0_CRIT_ERR_MASK \
(I40E_PFINT_ICR0_PCI_EXCEPTION_MASK | \
I40E_PFINT_ICR0_ECC_ERR_MASK | \
I40E_PFINT_ICR0_PE_CRITERR_MASK)
/* VF Interrupts */
#define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \
I40E_VPINT_LNKLSTN(((vector) - 1) + \
(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
#define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \
I40E_VFINT_DYN_CTLN(((vector) - 1) + \
(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
enum ixl_fw_mode {
IXL_FW_MODE_NORMAL,
IXL_FW_MODE_RECOVERY,
IXL_FW_MODE_UEMPR
};
enum ixl_i2c_access_method_t {
IXL_I2C_ACCESS_METHOD_BEST_AVAILABLE = 0,
IXL_I2C_ACCESS_METHOD_BIT_BANG_I2CPARAMS = 1,
IXL_I2C_ACCESS_METHOD_REGISTER_I2CCMD = 2,
IXL_I2C_ACCESS_METHOD_AQ = 3,
IXL_I2C_ACCESS_METHOD_TYPE_LENGTH = 4
};
/* Used in struct ixl_pf's state field */
enum ixl_pf_state {
IXL_PF_STATE_RECOVERY_MODE = (1 << 0),
IXL_PF_STATE_ADAPTER_RESETTING = (1 << 1),
IXL_PF_STATE_MDD_PENDING = (1 << 2),
IXL_PF_STATE_PF_RESET_REQ = (1 << 3),
IXL_PF_STATE_VF_RESET_REQ = (1 << 4),
IXL_PF_STATE_PF_CRIT_ERR = (1 << 5),
IXL_PF_STATE_CORE_RESET_REQ = (1 << 6),
IXL_PF_STATE_GLOB_RESET_REQ = (1 << 7),
IXL_PF_STATE_EMP_RESET_REQ = (1 << 8),
IXL_PF_STATE_FW_LLDP_DISABLED = (1 << 9),
};
#define IXL_PF_IN_RECOVERY_MODE(pf) \
((atomic_load_acq_32(&pf->state) & IXL_PF_STATE_RECOVERY_MODE) != 0)
struct ixl_vf {
struct ixl_vsi vsi;
u32 vf_flags;
u32 num_mdd_events;
u8 mac[ETHER_ADDR_LEN];
u16 vf_num;
struct virtchnl_version_info version;
struct ixl_pf_qtag qtag;
};
/* Physical controller structure */
struct ixl_pf {
struct ixl_vsi vsi;
struct i40e_hw hw;
struct i40e_osdep osdep;
device_t dev;
struct resource *pci_mem;
#ifdef IXL_IW
int iw_msix;
bool iw_enabled;
#endif
u32 state;
u8 supported_speeds;
struct ixl_pf_qmgr qmgr;
struct ixl_pf_qtag qtag;
char admin_mtx_name[16]; /* name of the admin mutex */
struct mtx admin_mtx; /* mutex to protect the admin timer */
struct callout admin_timer; /* timer to trigger admin task */
/* Tunable values */
#ifdef IXL_DEBUG_FC
bool enable_tx_fc_filter;
#endif
#ifdef IXL_DEBUG
bool recovery_mode;
#endif
int dynamic_rx_itr;
int dynamic_tx_itr;
int tx_itr;
int rx_itr;
int enable_vf_loopback;
bool link_up;
int advertised_speed;
int fc; /* link flow ctrl setting */
enum ixl_dbg_mask dbg_mask;
bool has_i2c;
/* Misc stats maintained by the driver */
u64 admin_irq;
/* Statistics from hw */
struct i40e_hw_port_stats stats;
struct i40e_hw_port_stats stats_offsets;
bool stat_offsets_loaded;
/* I2C access methods */
enum ixl_i2c_access_method_t i2c_access_method;
s32 (*read_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data);
s32 (*write_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data);
/* SR-IOV */
struct ixl_vf *vfs;
int num_vfs;
uint16_t veb_seid;
int vc_debug_lvl;
};
/*
* Defines used for NVM update ioctls.
* This value is used in the Solaris tool, too.
*/
#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 \
| I40E_AQ_EVENT_MEDIA_NA)) & 0x3FF)
/*** Sysctl help messages; displayed with "sysctl -d" ***/
#define IXL_SYSCTL_HELP_SET_ADVERTISE \
"\nControl advertised link speed.\n" \
"Flags:\n" \
"\t 0x1 - advertise 100M\n" \
"\t 0x2 - advertise 1G\n" \
"\t 0x4 - advertise 10G\n" \
"\t 0x8 - advertise 20G\n" \
"\t0x10 - advertise 25G\n" \
"\t0x20 - advertise 40G\n\n" \
"Set to 0 to disable link.\n" \
"Use \"sysctl -x\" to view flags properly."
#define IXL_SYSCTL_HELP_SUPPORTED_SPEED \
"\nSupported link speeds.\n" \
"Flags:\n" \
"\t 0x1 - 100M\n" \
"\t 0x2 - 1G\n" \
"\t 0x4 - 10G\n" \
"\t 0x8 - 20G\n" \
"\t0x10 - 25G\n" \
"\t0x20 - 40G\n\n" \
"Use \"sysctl -x\" to view flags properly."
#define IXL_SYSCTL_HELP_FC \
"\nSet flow control mode using the values below.\n" \
"\t0 - off\n" \
"\t1 - rx pause\n" \
"\t2 - tx pause\n" \
"\t3 - tx and rx pause"
#define IXL_SYSCTL_HELP_LINK_STATUS \
"\nExecutes a \"Get Link Status\" command on the Admin Queue, and displays" \
" the response."
#define IXL_SYSCTL_HELP_FW_LLDP \
"\nFW LLDP engine:\n" \
"\t0 - disable\n" \
"\t1 - enable\n"
#define IXL_SYSCTL_HELP_READ_I2C \
"\nRead a byte from I2C bus\n" \
"Input: 32-bit value\n" \
"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
"\tbits 8-15: offset (0-255)\n" \
"\tbits 16-31: unused\n" \
"Output: 8-bit value read"
#define IXL_SYSCTL_HELP_WRITE_I2C \
"\nWrite a byte to the I2C bus\n" \
"Input: 32-bit value\n" \
"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
"\tbits 8-15: offset (0-255)\n" \
"\tbits 16-23: value to write\n" \
"\tbits 24-31: unused\n" \
"Output: 8-bit value written"
#define IXL_SYSCTL_HELP_I2C_METHOD \
"\nI2C access method that driver will use:\n" \
"\t0 - best available method\n" \
"\t1 - bit bang via I2CPARAMS register\n" \
"\t2 - register read/write via I2CCMD register\n" \
"\t3 - Use Admin Queue command (best)\n" \
"Using the Admin Queue is only supported on 710 devices with FW version 1.7 or higher"
#define IXL_SYSCTL_HELP_VF_LOOPBACK \
"\nDetermines mode that embedded device switch will use when SR-IOV is initialized:\n" \
"\t0 - Disable (VEPA)\n" \
"\t1 - Enable (VEB)\n" \
"Enabling this will allow VFs in separate VMs to communicate over the hardware bridge."
MALLOC_DECLARE(M_IXL);
/*** Functions / Macros ***/
/* Adjust the level here to 10 or over to print stats messages */
#define I40E_VC_DEBUG(p, level, ...) \
do { \
if (level < 10) \
ixl_dbg(p, IXL_DBG_IOV_VC, ##__VA_ARGS__); \
} while (0)
#define i40e_send_vf_nack(pf, vf, op, st) \
ixl_send_vf_nack_msg((pf), (vf), (op), (st), __FILE__, __LINE__)
/* Debug printing */
#define ixl_dbg(pf, m, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, m, s, ##__VA_ARGS__)
#define ixl_dbg_info(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_INFO, s, ##__VA_ARGS__)
#define ixl_dbg_filter(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_FILTER, s, ##__VA_ARGS__)
#define ixl_dbg_iov(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_IOV, s, ##__VA_ARGS__)
/* PF-only function declarations */
int ixl_setup_interface(device_t, struct ixl_pf *);
void ixl_print_nvm_cmd(device_t, struct i40e_nvm_access *);
void ixl_handle_que(void *context, int pending);
void ixl_init(void *);
void ixl_local_timer(void *);
void ixl_register_vlan(void *, struct ifnet *, u16);
void ixl_unregister_vlan(void *, struct ifnet *, u16);
int ixl_intr(void *);
int ixl_msix_que(void *);
int ixl_msix_adminq(void *);
void ixl_do_adminq(void *, int);
int ixl_res_alloc_cmp(const void *, const void *);
const char * ixl_switch_res_type_string(u8);
void ixl_add_sysctls_mac_stats(struct sysctl_ctx_list *,
struct sysctl_oid_list *, struct i40e_hw_port_stats *);
void ixl_media_status(struct ifnet *, struct ifmediareq *);
int ixl_media_change(struct ifnet *);
int ixl_ioctl(struct ifnet *, u_long, caddr_t);
void ixl_enable_queue(struct i40e_hw *, int);
void ixl_disable_queue(struct i40e_hw *, int);
void ixl_enable_intr0(struct i40e_hw *);
void ixl_disable_intr0(struct i40e_hw *);
void ixl_nvm_version_str(struct i40e_hw *hw, struct sbuf *buf);
void ixl_stat_update48(struct i40e_hw *, u32, u32, bool,
u64 *, u64 *);
void ixl_stat_update32(struct i40e_hw *, u32, bool,
u64 *, u64 *);
void ixl_stop(struct ixl_pf *);
void ixl_vsi_add_sysctls(struct ixl_vsi *, const char *, bool);
int ixl_get_hw_capabilities(struct ixl_pf *);
void ixl_link_up_msg(struct ixl_pf *);
void ixl_update_link_status(struct ixl_pf *);
int ixl_setup_stations(struct ixl_pf *);
int ixl_switch_config(struct ixl_pf *);
void ixl_stop_locked(struct ixl_pf *);
int ixl_teardown_hw_structs(struct ixl_pf *);
void ixl_init_locked(struct ixl_pf *);
void ixl_set_rss_key(struct ixl_pf *);
void ixl_set_rss_pctypes(struct ixl_pf *);
void ixl_set_rss_hlut(struct ixl_pf *);
int ixl_setup_adminq_msix(struct ixl_pf *);
int ixl_setup_adminq_tq(struct ixl_pf *);
void ixl_teardown_adminq_msix(struct ixl_pf *);
void ixl_configure_intr0_msix(struct ixl_pf *);
void ixl_configure_queue_intr_msix(struct ixl_pf *);
void ixl_free_adminq_tq(struct ixl_pf *);
int ixl_setup_legacy(struct ixl_pf *);
int ixl_init_msix(struct ixl_pf *);
void ixl_configure_tx_itr(struct ixl_pf *);
void ixl_configure_rx_itr(struct ixl_pf *);
void ixl_configure_itr(struct ixl_pf *);
void ixl_configure_legacy(struct ixl_pf *);
void ixl_free_pci_resources(struct ixl_pf *);
void ixl_link_event(struct ixl_pf *, struct i40e_arq_event_info *);
void ixl_config_rss(struct ixl_pf *);
int ixl_set_advertised_speeds(struct ixl_pf *, int, bool);
void ixl_set_initial_advertised_speeds(struct ixl_pf *);
void ixl_print_nvm_version(struct ixl_pf *pf);
void ixl_add_sysctls_recovery_mode(struct ixl_pf *);
void ixl_add_device_sysctls(struct ixl_pf *);
void ixl_handle_mdd_event(struct ixl_pf *);
void ixl_add_hw_stats(struct ixl_pf *);
void ixl_update_stats_counters(struct ixl_pf *);
void ixl_pf_reset_stats(struct ixl_pf *);
void ixl_get_bus_info(struct ixl_pf *pf);
int ixl_aq_get_link_status(struct ixl_pf *,
struct i40e_aqc_get_link_status *);
int ixl_handle_nvmupd_cmd(struct ixl_pf *, struct ifdrv *);
int ixl_handle_i2c_eeprom_read_cmd(struct ixl_pf *, struct ifreq *ifr);
int ixl_setup_hmc(struct ixl_pf *);
void ixl_shutdown_hmc(struct ixl_pf *);
void ixl_handle_empr_reset(struct ixl_pf *);
int ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up);
int ixl_rebuild_hw_structs_after_reset(struct ixl_pf *, bool is_up);
int ixl_pf_reset(struct ixl_pf *);
void ixl_set_queue_rx_itr(struct ixl_rx_queue *);
void ixl_set_queue_tx_itr(struct ixl_tx_queue *);
void ixl_add_filter(struct ixl_vsi *, const u8 *, s16 vlan);
void ixl_del_filter(struct ixl_vsi *, const u8 *, s16 vlan);
void ixl_reconfigure_filters(struct ixl_vsi *vsi);
int ixl_disable_rings(struct ixl_pf *, struct ixl_vsi *, struct ixl_pf_qtag *);
int ixl_disable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
int ixl_disable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
int ixl_disable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
int ixl_enable_rings(struct ixl_vsi *);
int ixl_enable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
int ixl_enable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
int ixl_enable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
void ixl_update_eth_stats(struct ixl_vsi *);
void ixl_cap_txcsum_tso(struct ixl_vsi *, struct ifnet *, int);
int ixl_initialize_vsi(struct ixl_vsi *);
void ixl_add_ifmedia(struct ifmedia *, u64);
int ixl_setup_queue_msix(struct ixl_vsi *);
int ixl_setup_queue_tqs(struct ixl_vsi *);
int ixl_teardown_queue_msix(struct ixl_vsi *);
void ixl_free_queue_tqs(struct ixl_vsi *);
void ixl_enable_intr(struct ixl_vsi *);
void ixl_disable_rings_intr(struct ixl_vsi *);
void ixl_set_promisc(struct ixl_vsi *);
void ixl_add_multi(struct ixl_vsi *);
int ixl_del_multi(struct ixl_vsi *);
void ixl_setup_vlan_filters(struct ixl_vsi *);
void ixl_init_filters(struct ixl_vsi *);
void ixl_add_hw_filters(struct ixl_vsi *, int, int);
void ixl_del_hw_filters(struct ixl_vsi *, int);
void ixl_del_default_hw_filters(struct ixl_vsi *);
struct ixl_mac_filter *
ixl_find_filter(struct ixl_vsi *, const u8 *, s16);
void ixl_add_mc_filter(struct ixl_vsi *, u8 *);
void ixl_free_mac_filters(struct ixl_vsi *vsi);
void ixl_update_vsi_stats(struct ixl_vsi *);
void ixl_vsi_reset_stats(struct ixl_vsi *);
void ixl_vsi_free_queues(struct ixl_vsi *vsi);
void ixl_if_init(if_ctx_t ctx);
void ixl_if_stop(if_ctx_t ctx);
/*
* I2C Function prototypes
*/
int ixl_find_i2c_interface(struct ixl_pf *);
s32 ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data);
s32 ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data);
s32 ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data);
s32 ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data);
s32 ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data);
s32 ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data);
u64 ixl_max_aq_speed_to_value(u8);
int ixl_attach_get_link_status(struct ixl_pf *);
int ixl_sysctl_set_flowcntl(SYSCTL_HANDLER_ARGS);
#endif /* _IXL_PF_H_ */