| /******************************************************************************* |
| |
| Intel PRO/1000 Linux driver |
| Copyright(c) 1999 - 2013 Intel Corporation. |
| |
| This program is free software; you can redistribute it and/or modify it |
| under the terms and conditions of the GNU General Public License, |
| version 2, as published by the Free Software Foundation. |
| |
| This program is distributed in the hope it will be useful, but WITHOUT |
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| more details. |
| |
| You should have received a copy of the GNU General Public License along with |
| this program; if not, write to the Free Software Foundation, Inc., |
| 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
| |
| The full GNU General Public License is included in this distribution in |
| the file called "COPYING". |
| |
| Contact Information: |
| Linux NICS <linux.nics@intel.com> |
| e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| |
| *******************************************************************************/ |
| |
| /* Linux PRO/1000 Ethernet Driver main header file */ |
| |
| #ifndef _E1000_H_ |
| #define _E1000_H_ |
| |
| #include <linux/bitops.h> |
| #include <linux/types.h> |
| #include <linux/timer.h> |
| #include <linux/workqueue.h> |
| #include <linux/io.h> |
| #include <linux/netdevice.h> |
| #include <linux/pci.h> |
| #include <linux/pci-aspm.h> |
| #include <linux/crc32.h> |
| #include <linux/if_vlan.h> |
| #include <linux/clocksource.h> |
| #include <linux/net_tstamp.h> |
| #include <linux/ptp_clock_kernel.h> |
| #include <linux/ptp_classify.h> |
| #include "hw.h" |
| |
| struct e1000_info; |
| |
| #define e_dbg(format, arg...) \ |
| netdev_dbg(hw->adapter->netdev, format, ## arg) |
| #define e_err(format, arg...) \ |
| netdev_err(adapter->netdev, format, ## arg) |
| #define e_info(format, arg...) \ |
| netdev_info(adapter->netdev, format, ## arg) |
| #define e_warn(format, arg...) \ |
| netdev_warn(adapter->netdev, format, ## arg) |
| #define e_notice(format, arg...) \ |
| netdev_notice(adapter->netdev, format, ## arg) |
| |
| |
| /* Interrupt modes, as used by the IntMode parameter */ |
| #define E1000E_INT_MODE_LEGACY 0 |
| #define E1000E_INT_MODE_MSI 1 |
| #define E1000E_INT_MODE_MSIX 2 |
| |
| /* Tx/Rx descriptor defines */ |
| #define E1000_DEFAULT_TXD 256 |
| #define E1000_MAX_TXD 4096 |
| #define E1000_MIN_TXD 64 |
| |
| #define E1000_DEFAULT_RXD 256 |
| #define E1000_MAX_RXD 4096 |
| #define E1000_MIN_RXD 64 |
| |
| #define E1000_MIN_ITR_USECS 10 /* 100000 irq/sec */ |
| #define E1000_MAX_ITR_USECS 10000 /* 100 irq/sec */ |
| |
| #define E1000_FC_PAUSE_TIME 0x0680 /* 858 usec */ |
| |
| /* How many Tx Descriptors do we need to call netif_wake_queue ? */ |
| /* How many Rx Buffers do we bundle into one write to the hardware ? */ |
| #define E1000_RX_BUFFER_WRITE 16 /* Must be power of 2 */ |
| |
| #define AUTO_ALL_MODES 0 |
| #define E1000_EEPROM_APME 0x0400 |
| |
| #define E1000_MNG_VLAN_NONE (-1) |
| |
| /* Number of packet split data buffers (not including the header buffer) */ |
| #define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1) |
| |
| #define DEFAULT_JUMBO 9234 |
| |
| /* BM/HV Specific Registers */ |
| #define BM_PORT_CTRL_PAGE 769 |
| |
| #define PHY_UPPER_SHIFT 21 |
| #define BM_PHY_REG(page, reg) \ |
| (((reg) & MAX_PHY_REG_ADDRESS) |\ |
| (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\ |
| (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT))) |
| |
| /* PHY Wakeup Registers and defines */ |
| #define BM_PORT_GEN_CFG PHY_REG(BM_PORT_CTRL_PAGE, 17) |
| #define BM_RCTL PHY_REG(BM_WUC_PAGE, 0) |
| #define BM_WUC PHY_REG(BM_WUC_PAGE, 1) |
| #define BM_WUFC PHY_REG(BM_WUC_PAGE, 2) |
| #define BM_WUS PHY_REG(BM_WUC_PAGE, 3) |
| #define BM_RAR_L(_i) (BM_PHY_REG(BM_WUC_PAGE, 16 + ((_i) << 2))) |
| #define BM_RAR_M(_i) (BM_PHY_REG(BM_WUC_PAGE, 17 + ((_i) << 2))) |
| #define BM_RAR_H(_i) (BM_PHY_REG(BM_WUC_PAGE, 18 + ((_i) << 2))) |
| #define BM_RAR_CTRL(_i) (BM_PHY_REG(BM_WUC_PAGE, 19 + ((_i) << 2))) |
| #define BM_MTA(_i) (BM_PHY_REG(BM_WUC_PAGE, 128 + ((_i) << 1))) |
| |
| #define BM_RCTL_UPE 0x0001 /* Unicast Promiscuous Mode */ |
| #define BM_RCTL_MPE 0x0002 /* Multicast Promiscuous Mode */ |
| #define BM_RCTL_MO_SHIFT 3 /* Multicast Offset Shift */ |
| #define BM_RCTL_MO_MASK (3 << 3) /* Multicast Offset Mask */ |
| #define BM_RCTL_BAM 0x0020 /* Broadcast Accept Mode */ |
| #define BM_RCTL_PMCF 0x0040 /* Pass MAC Control Frames */ |
| #define BM_RCTL_RFCE 0x0080 /* Rx Flow Control Enable */ |
| |
| #define HV_STATS_PAGE 778 |
| #define HV_SCC_UPPER PHY_REG(HV_STATS_PAGE, 16) /* Single Collision Count */ |
| #define HV_SCC_LOWER PHY_REG(HV_STATS_PAGE, 17) |
| #define HV_ECOL_UPPER PHY_REG(HV_STATS_PAGE, 18) /* Excessive Coll. Count */ |
| #define HV_ECOL_LOWER PHY_REG(HV_STATS_PAGE, 19) |
| #define HV_MCC_UPPER PHY_REG(HV_STATS_PAGE, 20) /* Multiple Coll. Count */ |
| #define HV_MCC_LOWER PHY_REG(HV_STATS_PAGE, 21) |
| #define HV_LATECOL_UPPER PHY_REG(HV_STATS_PAGE, 23) /* Late Collision Count */ |
| #define HV_LATECOL_LOWER PHY_REG(HV_STATS_PAGE, 24) |
| #define HV_COLC_UPPER PHY_REG(HV_STATS_PAGE, 25) /* Collision Count */ |
| #define HV_COLC_LOWER PHY_REG(HV_STATS_PAGE, 26) |
| #define HV_DC_UPPER PHY_REG(HV_STATS_PAGE, 27) /* Defer Count */ |
| #define HV_DC_LOWER PHY_REG(HV_STATS_PAGE, 28) |
| #define HV_TNCRS_UPPER PHY_REG(HV_STATS_PAGE, 29) /* Transmit with no CRS */ |
| #define HV_TNCRS_LOWER PHY_REG(HV_STATS_PAGE, 30) |
| |
| #define E1000_FCRTV_PCH 0x05F40 /* PCH Flow Control Refresh Timer Value */ |
| |
| /* BM PHY Copper Specific Status */ |
| #define BM_CS_STATUS 17 |
| #define BM_CS_STATUS_LINK_UP 0x0400 |
| #define BM_CS_STATUS_RESOLVED 0x0800 |
| #define BM_CS_STATUS_SPEED_MASK 0xC000 |
| #define BM_CS_STATUS_SPEED_1000 0x8000 |
| |
| /* 82577 Mobile Phy Status Register */ |
| #define HV_M_STATUS 26 |
| #define HV_M_STATUS_AUTONEG_COMPLETE 0x1000 |
| #define HV_M_STATUS_SPEED_MASK 0x0300 |
| #define HV_M_STATUS_SPEED_1000 0x0200 |
| #define HV_M_STATUS_LINK_UP 0x0040 |
| |
| #define E1000_ICH_FWSM_PCIM2PCI 0x01000000 /* ME PCIm-to-PCI active */ |
| #define E1000_ICH_FWSM_PCIM2PCI_COUNT 2000 |
| |
| /* Time to wait before putting the device into D3 if there's no link (in ms). */ |
| #define LINK_TIMEOUT 100 |
| |
| /* Count for polling __E1000_RESET condition every 10-20msec. |
| * Experimentation has shown the reset can take approximately 210msec. |
| */ |
| #define E1000_CHECK_RESET_COUNT 25 |
| |
| #define DEFAULT_RDTR 0 |
| #define DEFAULT_RADV 8 |
| #define BURST_RDTR 0x20 |
| #define BURST_RADV 0x20 |
| |
| /* in the case of WTHRESH, it appears at least the 82571/2 hardware |
| * writes back 4 descriptors when WTHRESH=5, and 3 descriptors when |
| * WTHRESH=4, so a setting of 5 gives the most efficient bus |
| * utilization but to avoid possible Tx stalls, set it to 1 |
| */ |
| #define E1000_TXDCTL_DMA_BURST_ENABLE \ |
| (E1000_TXDCTL_GRAN | /* set descriptor granularity */ \ |
| E1000_TXDCTL_COUNT_DESC | \ |
| (1 << 16) | /* wthresh must be +1 more than desired */\ |
| (1 << 8) | /* hthresh */ \ |
| 0x1f) /* pthresh */ |
| |
| #define E1000_RXDCTL_DMA_BURST_ENABLE \ |
| (0x01000000 | /* set descriptor granularity */ \ |
| (4 << 16) | /* set writeback threshold */ \ |
| (4 << 8) | /* set prefetch threshold */ \ |
| 0x20) /* set hthresh */ |
| |
| #define E1000_TIDV_FPD (1 << 31) |
| #define E1000_RDTR_FPD (1 << 31) |
| |
| enum e1000_boards { |
| board_82571, |
| board_82572, |
| board_82573, |
| board_82574, |
| board_82583, |
| board_80003es2lan, |
| board_ich8lan, |
| board_ich9lan, |
| board_ich10lan, |
| board_pchlan, |
| board_pch2lan, |
| board_pch_lpt, |
| }; |
| |
| struct e1000_ps_page { |
| struct page *page; |
| u64 dma; /* must be u64 - written to hw */ |
| }; |
| |
| /* wrappers around a pointer to a socket buffer, |
| * so a DMA handle can be stored along with the buffer |
| */ |
| struct e1000_buffer { |
| dma_addr_t dma; |
| struct sk_buff *skb; |
| union { |
| /* Tx */ |
| struct { |
| unsigned long time_stamp; |
| u16 length; |
| u16 next_to_watch; |
| unsigned int segs; |
| unsigned int bytecount; |
| u16 mapped_as_page; |
| }; |
| /* Rx */ |
| struct { |
| /* arrays of page information for packet split */ |
| struct e1000_ps_page *ps_pages; |
| struct page *page; |
| }; |
| }; |
| }; |
| |
| struct e1000_ring { |
| struct e1000_adapter *adapter; /* back pointer to adapter */ |
| void *desc; /* pointer to ring memory */ |
| dma_addr_t dma; /* phys address of ring */ |
| unsigned int size; /* length of ring in bytes */ |
| unsigned int count; /* number of desc. in ring */ |
| |
| u16 next_to_use; |
| u16 next_to_clean; |
| |
| void __iomem *head; |
| void __iomem *tail; |
| |
| /* array of buffer information structs */ |
| struct e1000_buffer *buffer_info; |
| |
| char name[IFNAMSIZ + 5]; |
| u32 ims_val; |
| u32 itr_val; |
| void __iomem *itr_register; |
| int set_itr; |
| |
| struct sk_buff *rx_skb_top; |
| }; |
| |
| /* PHY register snapshot values */ |
| struct e1000_phy_regs { |
| u16 bmcr; /* basic mode control register */ |
| u16 bmsr; /* basic mode status register */ |
| u16 advertise; /* auto-negotiation advertisement */ |
| u16 lpa; /* link partner ability register */ |
| u16 expansion; /* auto-negotiation expansion reg */ |
| u16 ctrl1000; /* 1000BASE-T control register */ |
| u16 stat1000; /* 1000BASE-T status register */ |
| u16 estatus; /* extended status register */ |
| }; |
| |
| /* board specific private data structure */ |
| struct e1000_adapter { |
| struct timer_list watchdog_timer; |
| struct timer_list phy_info_timer; |
| struct timer_list blink_timer; |
| |
| struct work_struct reset_task; |
| struct work_struct watchdog_task; |
| |
| const struct e1000_info *ei; |
| |
| unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; |
| u32 bd_number; |
| u32 rx_buffer_len; |
| u16 mng_vlan_id; |
| u16 link_speed; |
| u16 link_duplex; |
| u16 eeprom_vers; |
| |
| /* track device up/down/testing state */ |
| unsigned long state; |
| |
| /* Interrupt Throttle Rate */ |
| u32 itr; |
| u32 itr_setting; |
| u16 tx_itr; |
| u16 rx_itr; |
| |
| /* Tx */ |
| struct e1000_ring *tx_ring /* One per active queue */ |
| ____cacheline_aligned_in_smp; |
| u32 tx_fifo_limit; |
| |
| struct napi_struct napi; |
| |
| unsigned int uncorr_errors; /* uncorrectable ECC errors */ |
| unsigned int corr_errors; /* correctable ECC errors */ |
| unsigned int restart_queue; |
| u32 txd_cmd; |
| |
| bool detect_tx_hung; |
| bool tx_hang_recheck; |
| u8 tx_timeout_factor; |
| |
| u32 tx_int_delay; |
| u32 tx_abs_int_delay; |
| |
| unsigned int total_tx_bytes; |
| unsigned int total_tx_packets; |
| unsigned int total_rx_bytes; |
| unsigned int total_rx_packets; |
| |
| /* Tx stats */ |
| u64 tpt_old; |
| u64 colc_old; |
| u32 gotc; |
| u64 gotc_old; |
| u32 tx_timeout_count; |
| u32 tx_fifo_head; |
| u32 tx_head_addr; |
| u32 tx_fifo_size; |
| u32 tx_dma_failed; |
| |
| /* Rx */ |
| bool (*clean_rx) (struct e1000_ring *ring, int *work_done, |
| int work_to_do) ____cacheline_aligned_in_smp; |
| void (*alloc_rx_buf) (struct e1000_ring *ring, int cleaned_count, |
| gfp_t gfp); |
| struct e1000_ring *rx_ring; |
| |
| u32 rx_int_delay; |
| u32 rx_abs_int_delay; |
| |
| /* Rx stats */ |
| u64 hw_csum_err; |
| u64 hw_csum_good; |
| u64 rx_hdr_split; |
| u32 gorc; |
| u64 gorc_old; |
| u32 alloc_rx_buff_failed; |
| u32 rx_dma_failed; |
| u32 rx_hwtstamp_cleared; |
| |
| unsigned int rx_ps_pages; |
| u16 rx_ps_bsize0; |
| u32 max_frame_size; |
| u32 min_frame_size; |
| |
| /* OS defined structs */ |
| struct net_device *netdev; |
| struct pci_dev *pdev; |
| |
| /* structs defined in e1000_hw.h */ |
| struct e1000_hw hw; |
| |
| spinlock_t stats64_lock; /* protects statistics counters */ |
| struct e1000_hw_stats stats; |
| struct e1000_phy_info phy_info; |
| struct e1000_phy_stats phy_stats; |
| |
| /* Snapshot of PHY registers */ |
| struct e1000_phy_regs phy_regs; |
| |
| struct e1000_ring test_tx_ring; |
| struct e1000_ring test_rx_ring; |
| u32 test_icr; |
| |
| u32 msg_enable; |
| unsigned int num_vectors; |
| struct msix_entry *msix_entries; |
| int int_mode; |
| u32 eiac_mask; |
| |
| u32 eeprom_wol; |
| u32 wol; |
| u32 pba; |
| u32 max_hw_frame_size; |
| |
| bool fc_autoneg; |
| |
| unsigned int flags; |
| unsigned int flags2; |
| struct work_struct downshift_task; |
| struct work_struct update_phy_task; |
| struct work_struct print_hang_task; |
| |
| bool idle_check; |
| int phy_hang_count; |
| |
| u16 tx_ring_count; |
| u16 rx_ring_count; |
| |
| struct hwtstamp_config hwtstamp_config; |
| struct delayed_work systim_overflow_work; |
| struct sk_buff *tx_hwtstamp_skb; |
| struct work_struct tx_hwtstamp_work; |
| spinlock_t systim_lock; /* protects SYSTIML/H regsters */ |
| struct cyclecounter cc; |
| struct timecounter tc; |
| struct ptp_clock *ptp_clock; |
| struct ptp_clock_info ptp_clock_info; |
| }; |
| |
| struct e1000_info { |
| enum e1000_mac_type mac; |
| unsigned int flags; |
| unsigned int flags2; |
| u32 pba; |
| u32 max_hw_frame_size; |
| s32 (*get_variants)(struct e1000_adapter *); |
| const struct e1000_mac_operations *mac_ops; |
| const struct e1000_phy_operations *phy_ops; |
| const struct e1000_nvm_operations *nvm_ops; |
| }; |
| |
| s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca); |
| |
| /* The system time is maintained by a 64-bit counter comprised of the 32-bit |
| * SYSTIMH and SYSTIML registers. How the counter increments (and therefore |
| * its resolution) is based on the contents of the TIMINCA register - it |
| * increments every incperiod (bits 31:24) clock ticks by incvalue (bits 23:0). |
| * For the best accuracy, the incperiod should be as small as possible. The |
| * incvalue is scaled by a factor as large as possible (while still fitting |
| * in bits 23:0) so that relatively small clock corrections can be made. |
| * |
| * As a result, a shift of INCVALUE_SHIFT_n is used to fit a value of |
| * INCVALUE_n into the TIMINCA register allowing 32+8+(24-INCVALUE_SHIFT_n) |
| * bits to count nanoseconds leaving the rest for fractional nonseconds. |
| */ |
| #define INCVALUE_96MHz 125 |
| #define INCVALUE_SHIFT_96MHz 17 |
| #define INCPERIOD_SHIFT_96MHz 2 |
| #define INCPERIOD_96MHz (12 >> INCPERIOD_SHIFT_96MHz) |
| |
| #define INCVALUE_25MHz 40 |
| #define INCVALUE_SHIFT_25MHz 18 |
| #define INCPERIOD_25MHz 1 |
| |
| /* Another drawback of scaling the incvalue by a large factor is the |
| * 64-bit SYSTIM register overflows more quickly. This is dealt with |
| * by simply reading the clock before it overflows. |
| * |
| * Clock ns bits Overflows after |
| * ~~~~~~ ~~~~~~~ ~~~~~~~~~~~~~~~ |
| * 96MHz 47-bit 2^(47-INCPERIOD_SHIFT_96MHz) / 10^9 / 3600 = 9.77 hrs |
| * 25MHz 46-bit 2^46 / 10^9 / 3600 = 19.55 hours |
| */ |
| #define E1000_SYSTIM_OVERFLOW_PERIOD (HZ * 60 * 60 * 4) |
| |
| /* hardware capability, feature, and workaround flags */ |
| #define FLAG_HAS_AMT (1 << 0) |
| #define FLAG_HAS_FLASH (1 << 1) |
| #define FLAG_HAS_HW_VLAN_FILTER (1 << 2) |
| #define FLAG_HAS_WOL (1 << 3) |
| /* reserved bit4 */ |
| #define FLAG_HAS_CTRLEXT_ON_LOAD (1 << 5) |
| #define FLAG_HAS_SWSM_ON_LOAD (1 << 6) |
| #define FLAG_HAS_JUMBO_FRAMES (1 << 7) |
| #define FLAG_READ_ONLY_NVM (1 << 8) |
| #define FLAG_IS_ICH (1 << 9) |
| #define FLAG_HAS_MSIX (1 << 10) |
| #define FLAG_HAS_SMART_POWER_DOWN (1 << 11) |
| #define FLAG_IS_QUAD_PORT_A (1 << 12) |
| #define FLAG_IS_QUAD_PORT (1 << 13) |
| #define FLAG_HAS_HW_TIMESTAMP (1 << 14) |
| #define FLAG_APME_IN_WUC (1 << 15) |
| #define FLAG_APME_IN_CTRL3 (1 << 16) |
| #define FLAG_APME_CHECK_PORT_B (1 << 17) |
| #define FLAG_DISABLE_FC_PAUSE_TIME (1 << 18) |
| #define FLAG_NO_WAKE_UCAST (1 << 19) |
| #define FLAG_MNG_PT_ENABLED (1 << 20) |
| #define FLAG_RESET_OVERWRITES_LAA (1 << 21) |
| #define FLAG_TARC_SPEED_MODE_BIT (1 << 22) |
| #define FLAG_TARC_SET_BIT_ZERO (1 << 23) |
| #define FLAG_RX_NEEDS_RESTART (1 << 24) |
| #define FLAG_LSC_GIG_SPEED_DROP (1 << 25) |
| #define FLAG_SMART_POWER_DOWN (1 << 26) |
| #define FLAG_MSI_ENABLED (1 << 27) |
| /* reserved (1 << 28) */ |
| #define FLAG_TSO_FORCE (1 << 29) |
| #define FLAG_RESTART_NOW (1 << 30) |
| #define FLAG_MSI_TEST_FAILED (1 << 31) |
| |
| #define FLAG2_CRC_STRIPPING (1 << 0) |
| #define FLAG2_HAS_PHY_WAKEUP (1 << 1) |
| #define FLAG2_IS_DISCARDING (1 << 2) |
| #define FLAG2_DISABLE_ASPM_L1 (1 << 3) |
| #define FLAG2_HAS_PHY_STATS (1 << 4) |
| #define FLAG2_HAS_EEE (1 << 5) |
| #define FLAG2_DMA_BURST (1 << 6) |
| #define FLAG2_DISABLE_ASPM_L0S (1 << 7) |
| #define FLAG2_DISABLE_AIM (1 << 8) |
| #define FLAG2_CHECK_PHY_HANG (1 << 9) |
| #define FLAG2_NO_DISABLE_RX (1 << 10) |
| #define FLAG2_PCIM2PCI_ARBITER_WA (1 << 11) |
| #define FLAG2_DFLT_CRC_STRIPPING (1 << 12) |
| #define FLAG2_CHECK_RX_HWTSTAMP (1 << 13) |
| |
| #define E1000_RX_DESC_PS(R, i) \ |
| (&(((union e1000_rx_desc_packet_split *)((R).desc))[i])) |
| #define E1000_RX_DESC_EXT(R, i) \ |
| (&(((union e1000_rx_desc_extended *)((R).desc))[i])) |
| #define E1000_GET_DESC(R, i, type) (&(((struct type *)((R).desc))[i])) |
| #define E1000_TX_DESC(R, i) E1000_GET_DESC(R, i, e1000_tx_desc) |
| #define E1000_CONTEXT_DESC(R, i) E1000_GET_DESC(R, i, e1000_context_desc) |
| |
| enum e1000_state_t { |
| __E1000_TESTING, |
| __E1000_RESETTING, |
| __E1000_ACCESS_SHARED_RESOURCE, |
| __E1000_DOWN |
| }; |
| |
| enum latency_range { |
| lowest_latency = 0, |
| low_latency = 1, |
| bulk_latency = 2, |
| latency_invalid = 255 |
| }; |
| |
| extern char e1000e_driver_name[]; |
| extern const char e1000e_driver_version[]; |
| |
| extern void e1000e_check_options(struct e1000_adapter *adapter); |
| extern void e1000e_set_ethtool_ops(struct net_device *netdev); |
| |
| extern int e1000e_up(struct e1000_adapter *adapter); |
| extern void e1000e_down(struct e1000_adapter *adapter); |
| extern void e1000e_reinit_locked(struct e1000_adapter *adapter); |
| extern void e1000e_reset(struct e1000_adapter *adapter); |
| extern void e1000e_power_up_phy(struct e1000_adapter *adapter); |
| extern int e1000e_setup_rx_resources(struct e1000_ring *ring); |
| extern int e1000e_setup_tx_resources(struct e1000_ring *ring); |
| extern void e1000e_free_rx_resources(struct e1000_ring *ring); |
| extern void e1000e_free_tx_resources(struct e1000_ring *ring); |
| extern struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, |
| struct rtnl_link_stats64 |
| *stats); |
| extern void e1000e_set_interrupt_capability(struct e1000_adapter *adapter); |
| extern void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter); |
| extern void e1000e_get_hw_control(struct e1000_adapter *adapter); |
| extern void e1000e_release_hw_control(struct e1000_adapter *adapter); |
| extern void e1000e_write_itr(struct e1000_adapter *adapter, u32 itr); |
| |
| extern unsigned int copybreak; |
| |
| extern const struct e1000_info e1000_82571_info; |
| extern const struct e1000_info e1000_82572_info; |
| extern const struct e1000_info e1000_82573_info; |
| extern const struct e1000_info e1000_82574_info; |
| extern const struct e1000_info e1000_82583_info; |
| extern const struct e1000_info e1000_ich8_info; |
| extern const struct e1000_info e1000_ich9_info; |
| extern const struct e1000_info e1000_ich10_info; |
| extern const struct e1000_info e1000_pch_info; |
| extern const struct e1000_info e1000_pch2_info; |
| extern const struct e1000_info e1000_pch_lpt_info; |
| extern const struct e1000_info e1000_es2_info; |
| |
| extern s32 e1000_read_pba_string_generic(struct e1000_hw *hw, u8 *pba_num, |
| u32 pba_num_size); |
| |
| extern bool e1000e_enable_mng_pass_thru(struct e1000_hw *hw); |
| |
| extern bool e1000e_get_laa_state_82571(struct e1000_hw *hw); |
| extern void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state); |
| |
| extern void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw); |
| extern void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw, |
| bool state); |
| extern void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw); |
| extern void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw); |
| extern void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw); |
| extern void e1000_resume_workarounds_pchlan(struct e1000_hw *hw); |
| extern s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable); |
| extern s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable); |
| extern void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw); |
| |
| extern s32 e1000e_check_for_copper_link(struct e1000_hw *hw); |
| extern s32 e1000e_check_for_fiber_link(struct e1000_hw *hw); |
| extern s32 e1000e_check_for_serdes_link(struct e1000_hw *hw); |
| extern s32 e1000e_setup_led_generic(struct e1000_hw *hw); |
| extern s32 e1000e_cleanup_led_generic(struct e1000_hw *hw); |
| extern s32 e1000e_led_on_generic(struct e1000_hw *hw); |
| extern s32 e1000e_led_off_generic(struct e1000_hw *hw); |
| extern s32 e1000e_get_bus_info_pcie(struct e1000_hw *hw); |
| extern void e1000_set_lan_id_multi_port_pcie(struct e1000_hw *hw); |
| extern void e1000_set_lan_id_single_port(struct e1000_hw *hw); |
| extern s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *duplex); |
| extern s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed, u16 *duplex); |
| extern s32 e1000e_disable_pcie_master(struct e1000_hw *hw); |
| extern s32 e1000e_get_auto_rd_done(struct e1000_hw *hw); |
| extern s32 e1000e_id_led_init_generic(struct e1000_hw *hw); |
| extern void e1000e_clear_hw_cntrs_base(struct e1000_hw *hw); |
| extern s32 e1000e_setup_fiber_serdes_link(struct e1000_hw *hw); |
| extern s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw); |
| extern s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw); |
| extern s32 e1000e_setup_link_generic(struct e1000_hw *hw); |
| extern void e1000_clear_vfta_generic(struct e1000_hw *hw); |
| extern void e1000e_init_rx_addrs(struct e1000_hw *hw, u16 rar_count); |
| extern void e1000e_update_mc_addr_list_generic(struct e1000_hw *hw, |
| u8 *mc_addr_list, |
| u32 mc_addr_count); |
| extern void e1000e_rar_set_generic(struct e1000_hw *hw, u8 *addr, u32 index); |
| extern s32 e1000e_set_fc_watermarks(struct e1000_hw *hw); |
| extern void e1000e_set_pcie_no_snoop(struct e1000_hw *hw, u32 no_snoop); |
| extern s32 e1000e_get_hw_semaphore(struct e1000_hw *hw); |
| extern s32 e1000e_valid_led_default(struct e1000_hw *hw, u16 *data); |
| extern void e1000e_config_collision_dist_generic(struct e1000_hw *hw); |
| extern s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw); |
| extern s32 e1000e_force_mac_fc(struct e1000_hw *hw); |
| extern s32 e1000e_blink_led_generic(struct e1000_hw *hw); |
| extern void e1000_write_vfta_generic(struct e1000_hw *hw, u32 offset, u32 value); |
| extern s32 e1000_check_alt_mac_addr_generic(struct e1000_hw *hw); |
| extern void e1000e_reset_adaptive(struct e1000_hw *hw); |
| extern void e1000e_update_adaptive(struct e1000_hw *hw); |
| |
| extern s32 e1000e_setup_copper_link(struct e1000_hw *hw); |
| extern s32 e1000e_get_phy_id(struct e1000_hw *hw); |
| extern void e1000e_put_hw_semaphore(struct e1000_hw *hw); |
| extern s32 e1000e_check_reset_block_generic(struct e1000_hw *hw); |
| extern s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw); |
| extern s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw); |
| extern s32 e1000e_get_phy_info_igp(struct e1000_hw *hw); |
| extern s32 e1000_set_page_igp(struct e1000_hw *hw, u16 page); |
| extern s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, |
| u16 *data); |
| extern s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw); |
| extern s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active); |
| extern s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, |
| u16 data); |
| extern s32 e1000e_phy_sw_reset(struct e1000_hw *hw); |
| extern s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw); |
| extern s32 e1000e_get_cfg_done_generic(struct e1000_hw *hw); |
| extern s32 e1000e_get_cable_length_m88(struct e1000_hw *hw); |
| extern s32 e1000e_get_phy_info_m88(struct e1000_hw *hw); |
| extern s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw); |
| extern enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id); |
| extern s32 e1000e_determine_phy_address(struct e1000_hw *hw); |
| extern s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, |
| u16 *phy_reg); |
| extern s32 e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, |
| u16 *phy_reg); |
| extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data); |
| extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl); |
| extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, |
| u16 data); |
| extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, |
| u16 *data); |
| extern s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations, |
| u32 usec_interval, bool *success); |
| extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw); |
| extern void e1000_power_up_phy_copper(struct e1000_hw *hw); |
| extern void e1000_power_down_phy_copper(struct e1000_hw *hw); |
| extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000e_check_downshift(struct e1000_hw *hw); |
| extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data); |
| extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, |
| u16 *data); |
| extern s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, |
| u16 *data); |
| extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data); |
| extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, |
| u16 data); |
| extern s32 e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, |
| u16 data); |
| extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw); |
| extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw); |
| extern s32 e1000_check_polarity_82577(struct e1000_hw *hw); |
| extern s32 e1000_get_phy_info_82577(struct e1000_hw *hw); |
| extern s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw); |
| extern s32 e1000_get_cable_length_82577(struct e1000_hw *hw); |
| |
| extern s32 e1000_check_polarity_m88(struct e1000_hw *hw); |
| extern s32 e1000_get_phy_info_ife(struct e1000_hw *hw); |
| extern s32 e1000_check_polarity_ife(struct e1000_hw *hw); |
| extern s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw); |
| extern s32 e1000_check_polarity_igp(struct e1000_hw *hw); |
| extern bool e1000_check_phy_82574(struct e1000_hw *hw); |
| extern s32 e1000_read_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 *data); |
| extern void e1000e_ptp_init(struct e1000_adapter *adapter); |
| extern void e1000e_ptp_remove(struct e1000_adapter *adapter); |
| |
| static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw) |
| { |
| return hw->phy.ops.reset(hw); |
| } |
| |
| static inline s32 e1e_rphy(struct e1000_hw *hw, u32 offset, u16 *data) |
| { |
| return hw->phy.ops.read_reg(hw, offset, data); |
| } |
| |
| static inline s32 e1e_rphy_locked(struct e1000_hw *hw, u32 offset, u16 *data) |
| { |
| return hw->phy.ops.read_reg_locked(hw, offset, data); |
| } |
| |
| static inline s32 e1e_wphy(struct e1000_hw *hw, u32 offset, u16 data) |
| { |
| return hw->phy.ops.write_reg(hw, offset, data); |
| } |
| |
| static inline s32 e1e_wphy_locked(struct e1000_hw *hw, u32 offset, u16 data) |
| { |
| return hw->phy.ops.write_reg_locked(hw, offset, data); |
| } |
| |
| extern s32 e1000e_acquire_nvm(struct e1000_hw *hw); |
| extern s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); |
| extern s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw); |
| extern s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg); |
| extern s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); |
| extern s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw); |
| extern void e1000e_release_nvm(struct e1000_hw *hw); |
| extern void e1000e_reload_nvm_generic(struct e1000_hw *hw); |
| extern s32 e1000_read_mac_addr_generic(struct e1000_hw *hw); |
| |
| static inline s32 e1000e_read_mac_addr(struct e1000_hw *hw) |
| { |
| if (hw->mac.ops.read_mac_addr) |
| return hw->mac.ops.read_mac_addr(hw); |
| |
| return e1000_read_mac_addr_generic(hw); |
| } |
| |
| static inline s32 e1000_validate_nvm_checksum(struct e1000_hw *hw) |
| { |
| return hw->nvm.ops.validate(hw); |
| } |
| |
| static inline s32 e1000e_update_nvm_checksum(struct e1000_hw *hw) |
| { |
| return hw->nvm.ops.update(hw); |
| } |
| |
| static inline s32 e1000_read_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) |
| { |
| return hw->nvm.ops.read(hw, offset, words, data); |
| } |
| |
| static inline s32 e1000_write_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) |
| { |
| return hw->nvm.ops.write(hw, offset, words, data); |
| } |
| |
| static inline s32 e1000_get_phy_info(struct e1000_hw *hw) |
| { |
| return hw->phy.ops.get_info(hw); |
| } |
| |
| extern bool e1000e_check_mng_mode_generic(struct e1000_hw *hw); |
| extern bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw); |
| extern s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length); |
| |
| static inline u32 __er32(struct e1000_hw *hw, unsigned long reg) |
| { |
| return readl(hw->hw_addr + reg); |
| } |
| |
| #define er32(reg) __er32(hw, E1000_##reg) |
| |
| /** |
| * __ew32_prepare - prepare to write to MAC CSR register on certain parts |
| * @hw: pointer to the HW structure |
| * |
| * When updating the MAC CSR registers, the Manageability Engine (ME) could |
| * be accessing the registers at the same time. Normally, this is handled in |
| * h/w by an arbiter but on some parts there is a bug that acknowledges Host |
| * accesses later than it should which could result in the register to have |
| * an incorrect value. Workaround this by checking the FWSM register which |
| * has bit 24 set while ME is accessing MAC CSR registers, wait if it is set |
| * and try again a number of times. |
| **/ |
| static inline s32 __ew32_prepare(struct e1000_hw *hw) |
| { |
| s32 i = E1000_ICH_FWSM_PCIM2PCI_COUNT; |
| |
| while ((er32(FWSM) & E1000_ICH_FWSM_PCIM2PCI) && --i) |
| udelay(50); |
| |
| return i; |
| } |
| |
| static inline void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val) |
| { |
| if (hw->adapter->flags2 & FLAG2_PCIM2PCI_ARBITER_WA) |
| __ew32_prepare(hw); |
| |
| writel(val, hw->hw_addr + reg); |
| } |
| |
| #define ew32(reg, val) __ew32(hw, E1000_##reg, (val)) |
| |
| #define e1e_flush() er32(STATUS) |
| |
| #define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \ |
| (__ew32((a), (reg + ((offset) << 2)), (value))) |
| |
| #define E1000_READ_REG_ARRAY(a, reg, offset) \ |
| (readl((a)->hw_addr + reg + ((offset) << 2))) |
| |
| #endif /* _E1000_H_ */ |