--- zzzz-none-000/linux-3.10.107/drivers/net/ethernet/intel/e1000e/e1000.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/net/ethernet/intel/e1000e/e1000.h 2021-02-04 17:41:59.000000000 +0000 @@ -1,30 +1,23 @@ -/******************************************************************************* - - 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 - e1000-devel Mailing List - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel PRO/1000 Linux driver + * Copyright(c) 1999 - 2015 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. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * Linux NICS + * e1000-devel Mailing List + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ /* Linux PRO/1000 Ethernet Driver main header file */ @@ -41,12 +34,13 @@ #include #include #include -#include +#include #include #include #include #include #include +#include #include "hw.h" struct e1000_info; @@ -90,9 +84,6 @@ #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 /* Time to wait before putting the device into D3 if there's no link (in ms). */ @@ -107,6 +98,8 @@ #define DEFAULT_RADV 8 #define BURST_RDTR 0x20 #define BURST_RADV 0x20 +#define PCICFG_DESC_RING_STATUS 0xe4 +#define FLUSH_DESC_REQUIRED 0x100 /* in the case of WTHRESH, it appears at least the 82571/2 hardware * writes back 4 descriptors when WTHRESH=5, and 3 descriptors when @@ -142,6 +135,7 @@ board_pchlan, board_pch2lan, board_pch_lpt, + board_pch_spt }; struct e1000_ps_page { @@ -272,12 +266,13 @@ u32 tx_head_addr; u32 tx_fifo_size; u32 tx_dma_failed; + u32 tx_hwtstamp_timeouts; /* 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); + 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; @@ -336,7 +331,6 @@ struct work_struct update_phy_task; struct work_struct print_hang_task; - bool idle_check; int phy_hang_count; u16 tx_ring_count; @@ -345,12 +339,14 @@ struct hwtstamp_config hwtstamp_config; struct delayed_work systim_overflow_work; struct sk_buff *tx_hwtstamp_skb; + unsigned long tx_hwtstamp_start; 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 pm_qos_request pm_qos_req; u16 eee_advert; }; @@ -390,6 +386,10 @@ #define INCVALUE_SHIFT_25MHz 18 #define INCPERIOD_25MHz 1 +#define INCVALUE_24MHz 125 +#define INCVALUE_SHIFT_24MHz 14 +#define INCPERIOD_24MHz 3 + /* 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. @@ -400,6 +400,8 @@ * 25MHz 46-bit 2^46 / 10^9 / 3600 = 19.55 hours */ #define E1000_SYSTIM_OVERFLOW_PERIOD (HZ * 60 * 60 * 4) +#define E1000_MAX_82574_SYSTIM_REREADS 50 +#define E1000_82574_SYSTIM_EPSILON (1ULL << 35ULL) /* hardware capability, feature, and workaround flags */ #define FLAG_HAS_AMT (1 << 0) @@ -475,26 +477,25 @@ 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); +void e1000e_check_options(struct e1000_adapter *adapter); +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); +int e1000e_up(struct e1000_adapter *adapter); +void e1000e_down(struct e1000_adapter *adapter, bool reset); +void e1000e_reinit_locked(struct e1000_adapter *adapter); +void e1000e_reset(struct e1000_adapter *adapter); +void e1000e_power_up_phy(struct e1000_adapter *adapter); +int e1000e_setup_rx_resources(struct e1000_ring *ring); +int e1000e_setup_tx_resources(struct e1000_ring *ring); +void e1000e_free_rx_resources(struct e1000_ring *ring); +void e1000e_free_tx_resources(struct e1000_ring *ring); +struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats); +void e1000e_set_interrupt_capability(struct e1000_adapter *adapter); +void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter); +void e1000e_get_hw_control(struct e1000_adapter *adapter); +void e1000e_release_hw_control(struct e1000_adapter *adapter); +void e1000e_write_itr(struct e1000_adapter *adapter, u32 itr); extern unsigned int copybreak; @@ -509,10 +510,11 @@ 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_pch_spt_info; extern const struct e1000_info e1000_es2_info; -extern void e1000e_ptp_init(struct e1000_adapter *adapter); -extern void e1000e_ptp_remove(struct e1000_adapter *adapter); +void e1000e_ptp_init(struct e1000_adapter *adapter); +void e1000e_ptp_remove(struct e1000_adapter *adapter); static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw) { @@ -539,7 +541,7 @@ return hw->phy.ops.write_reg_locked(hw, offset, data); } -extern void e1000e_reload_nvm_generic(struct e1000_hw *hw); +void e1000e_reload_nvm_generic(struct e1000_hw *hw); static inline s32 e1000e_read_mac_addr(struct e1000_hw *hw) { @@ -583,35 +585,8 @@ #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); -} +s32 __ew32_prepare(struct e1000_hw *hw); +void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val); #define ew32(reg, val) __ew32(hw, E1000_##reg, (val))