diff options
Diffstat (limited to 'drivers/net/ethernet/intel')
83 files changed, 1654 insertions, 1236 deletions
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 36da059388dc..8cc651d37a7f 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -384,7 +384,7 @@ enum cb_status { cb_ok = 0x2000, }; -/** +/* * cb_command - Command Block flags * @cb_tx_nc: 0: controller does CRC (normal), 1: CRC from skb memory */ @@ -1531,7 +1531,7 @@ static int e100_hw_init(struct nic *nic) e100_hw_reset(nic); netif_err(nic, hw, nic->netdev, "e100_hw_init\n"); - if (!in_interrupt() && (err = e100_self_test(nic))) + if ((err = e100_self_test(nic))) return err; if ((err = e100_phy_init(nic))) @@ -2155,7 +2155,7 @@ static int e100_rx_alloc_list(struct nic *nic) nic->rx_to_use = nic->rx_to_clean = NULL; nic->ru_running = RU_UNINITIALIZED; - if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC))) + if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_KERNEL))) return -ENOMEM; for (rx = nic->rxs, i = 0; i < count; rx++, i++) { @@ -2593,7 +2593,7 @@ static void e100_diag_test(struct net_device *netdev, { struct ethtool_cmd cmd; struct nic *nic = netdev_priv(netdev); - int i, err; + int i; memset(data, 0, E100_TEST_LEN * sizeof(u64)); data[0] = !mii_link_ok(&nic->mii); @@ -2601,7 +2601,7 @@ static void e100_diag_test(struct net_device *netdev, if (test->flags & ETH_TEST_FL_OFFLINE) { /* save speed, duplex & autoneg settings */ - err = mii_ethtool_gset(&nic->mii, &cmd); + mii_ethtool_gset(&nic->mii, &cmd); if (netif_running(netdev)) e100_down(nic); @@ -2610,7 +2610,7 @@ static void e100_diag_test(struct net_device *netdev, data[4] = e100_loopback_test(nic, lb_phy); /* restore speed, duplex & autoneg settings */ - err = mii_ethtool_sset(&nic->mii, &cmd); + mii_ethtool_sset(&nic->mii, &cmd); if (netif_running(netdev)) e100_up(nic); diff --git a/drivers/net/ethernet/intel/e1000/e1000_hw.c b/drivers/net/ethernet/intel/e1000/e1000_hw.c index 4e7a0810eaeb..4c0c9433bd60 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_hw.c +++ b/drivers/net/ethernet/intel/e1000/e1000_hw.c @@ -129,7 +129,6 @@ static s32 e1000_set_phy_type(struct e1000_hw *hw) */ static void e1000_phy_init_script(struct e1000_hw *hw) { - u32 ret_val; u16 phy_saved_data; if (hw->phy_init_script) { @@ -138,7 +137,7 @@ static void e1000_phy_init_script(struct e1000_hw *hw) /* Save off the current value of register 0x2F5B to be restored * at the end of this routine. */ - ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); + e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); /* Disabled the PHY transmitter */ e1000_write_phy_reg(hw, 0x2F5B, 0x0003); @@ -377,7 +376,6 @@ s32 e1000_reset_hw(struct e1000_hw *hw) { u32 ctrl; u32 ctrl_ext; - u32 icr; u32 manc; u32 led_ctrl; s32 ret_val; @@ -502,7 +500,7 @@ s32 e1000_reset_hw(struct e1000_hw *hw) ew32(IMC, 0xffffffff); /* Clear any pending interrupt events. */ - icr = er32(ICR); + er32(ICR); /* If MWI was previously enabled, reenable it. */ if (hw->mac_type == e1000_82542_rev2_0) { @@ -1897,7 +1895,6 @@ void e1000_config_collision_dist(struct e1000_hw *hw) /** * e1000_config_mac_to_phy - sync phy and mac settings * @hw: Struct containing variables accessed by shared code - * @mii_reg: data to write to the MII control register * * Sets MAC speed and duplex settings to reflect the those in the PHY * The contents of the PHY register containing the needed information need to @@ -2370,16 +2367,13 @@ static s32 e1000_check_for_serdes_link_generic(struct e1000_hw *hw) */ s32 e1000_check_for_link(struct e1000_hw *hw) { - u32 rxcw = 0; - u32 ctrl; u32 status; u32 rctl; u32 icr; - u32 signal = 0; s32 ret_val; u16 phy_data; - ctrl = er32(CTRL); + er32(CTRL); status = er32(STATUS); /* On adapters with a MAC newer than 82544, SW Definable pin 1 will be @@ -2388,12 +2382,9 @@ s32 e1000_check_for_link(struct e1000_hw *hw) */ if ((hw->media_type == e1000_media_type_fiber) || (hw->media_type == e1000_media_type_internal_serdes)) { - rxcw = er32(RXCW); + er32(RXCW); if (hw->media_type == e1000_media_type_fiber) { - signal = - (hw->mac_type > - e1000_82544) ? E1000_CTRL_SWDPIN1 : 0; if (status & E1000_STATUS_LU) hw->get_link_status = false; } @@ -2922,7 +2913,7 @@ static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr, * * @hw: Struct containing variables accessed by shared code * @reg_addr: address of the PHY register to write - * @data: data to write to the PHY + * @phy_data: data to write to the PHY * * Writes a value to a PHY register */ @@ -4410,17 +4401,9 @@ void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value) static void e1000_clear_vfta(struct e1000_hw *hw) { u32 offset; - u32 vfta_value = 0; - u32 vfta_offset = 0; - u32 vfta_bit_in_reg = 0; for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) { - /* If the offset we want to clear is the same offset of the - * manageability VLAN ID, then clear all bits except that of the - * manageability unit - */ - vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; - E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value); + E1000_WRITE_REG_ARRAY(hw, VFTA, offset, 0); E1000_WRITE_FLUSH(); } } @@ -4675,78 +4658,76 @@ s32 e1000_led_off(struct e1000_hw *hw) */ static void e1000_clear_hw_cntrs(struct e1000_hw *hw) { - volatile u32 temp; - - temp = er32(CRCERRS); - temp = er32(SYMERRS); - temp = er32(MPC); - temp = er32(SCC); - temp = er32(ECOL); - temp = er32(MCC); - temp = er32(LATECOL); - temp = er32(COLC); - temp = er32(DC); - temp = er32(SEC); - temp = er32(RLEC); - temp = er32(XONRXC); - temp = er32(XONTXC); - temp = er32(XOFFRXC); - temp = er32(XOFFTXC); - temp = er32(FCRUC); - - temp = er32(PRC64); - temp = er32(PRC127); - temp = er32(PRC255); - temp = er32(PRC511); - temp = er32(PRC1023); - temp = er32(PRC1522); - - temp = er32(GPRC); - temp = er32(BPRC); - temp = er32(MPRC); - temp = er32(GPTC); - temp = er32(GORCL); - temp = er32(GORCH); - temp = er32(GOTCL); - temp = er32(GOTCH); - temp = er32(RNBC); - temp = er32(RUC); - temp = er32(RFC); - temp = er32(ROC); - temp = er32(RJC); - temp = er32(TORL); - temp = er32(TORH); - temp = er32(TOTL); - temp = er32(TOTH); - temp = er32(TPR); - temp = er32(TPT); - - temp = er32(PTC64); - temp = er32(PTC127); - temp = er32(PTC255); - temp = er32(PTC511); - temp = er32(PTC1023); - temp = er32(PTC1522); - - temp = er32(MPTC); - temp = er32(BPTC); + er32(CRCERRS); + er32(SYMERRS); + er32(MPC); + er32(SCC); + er32(ECOL); + er32(MCC); + er32(LATECOL); + er32(COLC); + er32(DC); + er32(SEC); + er32(RLEC); + er32(XONRXC); + er32(XONTXC); + er32(XOFFRXC); + er32(XOFFTXC); + er32(FCRUC); + + er32(PRC64); + er32(PRC127); + er32(PRC255); + er32(PRC511); + er32(PRC1023); + er32(PRC1522); + + er32(GPRC); + er32(BPRC); + er32(MPRC); + er32(GPTC); + er32(GORCL); + er32(GORCH); + er32(GOTCL); + er32(GOTCH); + er32(RNBC); + er32(RUC); + er32(RFC); + er32(ROC); + er32(RJC); + er32(TORL); + er32(TORH); + er32(TOTL); + er32(TOTH); + er32(TPR); + er32(TPT); + + er32(PTC64); + er32(PTC127); + er32(PTC255); + er32(PTC511); + er32(PTC1023); + er32(PTC1522); + + er32(MPTC); + er32(BPTC); if (hw->mac_type < e1000_82543) return; - temp = er32(ALGNERRC); - temp = er32(RXERRC); - temp = er32(TNCRS); - temp = er32(CEXTERR); - temp = er32(TSCTC); - temp = er32(TSCTFC); + er32(ALGNERRC); + er32(RXERRC); + er32(TNCRS); + er32(CEXTERR); + er32(TSCTC); + er32(TSCTFC); if (hw->mac_type <= e1000_82544) return; - temp = er32(MGTPRC); - temp = er32(MGTPDC); - temp = er32(MGTPTC); + er32(MGTPRC); + er32(MGTPDC); + er32(MGTPTC); } /** @@ -4778,8 +4759,6 @@ void e1000_reset_adaptive(struct e1000_hw *hw) /** * e1000_update_adaptive - update adaptive IFS * @hw: Struct containing variables accessed by shared code - * @tx_packets: Number of transmits since last callback - * @total_collisions: Number of collisions since last callback * * Called during the callback/watchdog routine to update IFS value based on * the ratio of transmits to collisions. @@ -5064,8 +5043,6 @@ static s32 e1000_check_polarity(struct e1000_hw *hw, /** * e1000_check_downshift - Check if Downshift occurred * @hw: Struct containing variables accessed by shared code - * @downshift: output parameter : 0 - No Downshift occurred. - * 1 - Downshift occurred. * * returns: - E1000_ERR_XXX * E1000_SUCCESS diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 1e6ec081fd9d..5e28cf4fa2cd 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -199,8 +199,10 @@ module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); /** - * e1000_get_hw_dev - return device - * used by hardware layer to print debugging information + * e1000_get_hw_dev - helper function for getting netdev + * @hw: pointer to HW struct + * + * return device used by hardware layer to print debugging information * **/ struct net_device *e1000_get_hw_dev(struct e1000_hw *hw) @@ -354,7 +356,7 @@ static void e1000_release_manageability(struct e1000_adapter *adapter) /** * e1000_configure - configure the hardware for RX and TX - * @adapter = private board structure + * @adapter: private board structure **/ static void e1000_configure(struct e1000_adapter *adapter) { @@ -534,7 +536,6 @@ void e1000_down(struct e1000_adapter *adapter) void e1000_reinit_locked(struct e1000_adapter *adapter) { - WARN_ON(in_interrupt()); while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) msleep(1); @@ -3489,8 +3490,9 @@ exit: /** * e1000_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: number of the Tx queue that hung (unused) **/ -static void e1000_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void e1000_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct e1000_adapter *adapter = netdev_priv(netdev); @@ -3787,7 +3789,8 @@ static irqreturn_t e1000_intr(int irq, void *data) /** * e1000_clean - NAPI Rx polling callback - * @adapter: board private structure + * @napi: napi struct containing references to driver info + * @budget: budget given to driver for receive packets **/ static int e1000_clean(struct napi_struct *napi, int budget) { @@ -3818,6 +3821,7 @@ static int e1000_clean(struct napi_struct *napi, int budget) /** * e1000_clean_tx_irq - Reclaim resources after transmit completes * @adapter: board private structure + * @tx_ring: ring to clean **/ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring) @@ -3933,7 +3937,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, * @adapter: board private structure * @status_err: receive descriptor status and error fields * @csum: receive descriptor csum field - * @sk_buff: socket buffer with received data + * @skb: socket buffer with received data **/ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, u32 csum, struct sk_buff *skb) @@ -3970,6 +3974,9 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, /** * e1000_consume_page - helper function for jumbo Rx path + * @bi: software descriptor shadow data + * @skb: skb being modified + * @length: length of data being added **/ static void e1000_consume_page(struct e1000_rx_buffer *bi, struct sk_buff *skb, u16 length) @@ -4003,6 +4010,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter, u8 status, /** * e1000_tbi_adjust_stats * @hw: Struct containing variables accessed by shared code + * @stats: point to stats struct * @frame_len: The length of the frame in question * @mac_addr: The Ethernet destination address of the frame in question * @@ -4548,6 +4556,8 @@ e1000_alloc_jumbo_rx_buffers(struct e1000_adapter *adapter, /** * e1000_alloc_rx_buffers - Replace used receive buffers; legacy & extended * @adapter: address of board private structure + * @rx_ring: pointer to ring struct + * @cleaned_count: number of new Rx buffers to try to allocate **/ static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter, struct e1000_rx_ring *rx_ring, @@ -4662,7 +4672,7 @@ static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter, /** * e1000_smartspeed - Workaround for SmartSpeed on 82541 and 82547 controllers. - * @adapter: + * @adapter: address of board private structure **/ static void e1000_smartspeed(struct e1000_adapter *adapter) { @@ -4718,10 +4728,10 @@ static void e1000_smartspeed(struct e1000_adapter *adapter) } /** - * e1000_ioctl - - * @netdev: - * @ifreq: - * @cmd: + * e1000_ioctl - handle ioctl calls + * @netdev: pointer to our netdev + * @ifr: pointer to interface request structure + * @cmd: ioctl data **/ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { @@ -4737,9 +4747,9 @@ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) /** * e1000_mii_ioctl - - * @netdev: - * @ifreq: - * @cmd: + * @netdev: pointer to our netdev + * @ifr: pointer to interface request structure + * @cmd: ioctl data **/ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/ethernet/intel/e1000e/80003es2lan.c b/drivers/net/ethernet/intel/e1000e/80003es2lan.c index 4b103cca8a39..be9c695dde12 100644 --- a/drivers/net/ethernet/intel/e1000e/80003es2lan.c +++ b/drivers/net/ethernet/intel/e1000e/80003es2lan.c @@ -1072,7 +1072,6 @@ static s32 e1000_setup_copper_link_80003es2lan(struct e1000_hw *hw) /** * e1000_cfg_on_link_up_80003es2lan - es2 link configuration after link-up * @hw: pointer to the HW structure - * @duplex: current duplex setting * * Configure the KMRN interface by applying last minute quirks for * 10/100 operation. diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index a8fc9208382c..03215b0aee4b 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -895,6 +895,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: mask |= BIT(18); break; default: @@ -1560,6 +1561,7 @@ static void e1000_loopback_cleanup(struct e1000_adapter *adapter) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: fext_nvm11 = er32(FEXTNVM11); fext_nvm11 &= ~E1000_FEXTNVM11_DISABLE_MULR_FIX; ew32(FEXTNVM11, fext_nvm11); diff --git a/drivers/net/ethernet/intel/e1000e/hw.h b/drivers/net/ethernet/intel/e1000e/hw.h index b1447221669e..69a2329ea463 100644 --- a/drivers/net/ethernet/intel/e1000e/hw.h +++ b/drivers/net/ethernet/intel/e1000e/hw.h @@ -102,6 +102,10 @@ struct e1000_hw; #define E1000_DEV_ID_PCH_ADP_I219_V16 0x1A1F #define E1000_DEV_ID_PCH_ADP_I219_LM17 0x1A1C #define E1000_DEV_ID_PCH_ADP_I219_V17 0x1A1D +#define E1000_DEV_ID_PCH_MTP_I219_LM18 0x550A +#define E1000_DEV_ID_PCH_MTP_I219_V18 0x550B +#define E1000_DEV_ID_PCH_MTP_I219_LM19 0x550C +#define E1000_DEV_ID_PCH_MTP_I219_V19 0x550D #define E1000_REVISION_4 4 @@ -127,6 +131,7 @@ enum e1000_mac_type { e1000_pch_cnp, e1000_pch_tgp, e1000_pch_adp, + e1000_pch_mtp, }; enum e1000_media_type { diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index b2f2fcfdf732..9aa6fad8ed47 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -320,6 +320,7 @@ static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: if (e1000_phy_is_accessible_pchlan(hw)) break; @@ -464,6 +465,7 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: /* In case the PHY needs to be in mdio slow mode, * set slow mode and try to get the PHY id again. */ @@ -708,6 +710,7 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: case e1000_pchlan: /* check management mode */ mac->ops.check_mng_mode = e1000_check_mng_mode_pchlan; @@ -743,7 +746,7 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw) /** * __e1000_access_emi_reg_locked - Read/write EMI register * @hw: pointer to the HW structure - * @addr: EMI address to program + * @address: EMI address to program * @data: pointer to value to read/write from/to the EMI address * @read: boolean flag to indicate read or write * @@ -1648,6 +1651,7 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: rc = e1000_init_phy_params_pchlan(hw); break; default: @@ -2102,6 +2106,7 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M; break; default: @@ -2266,7 +2271,7 @@ release: /** * e1000_configure_k1_ich8lan - Configure K1 power state * @hw: pointer to the HW structure - * @enable: K1 state to configure + * @k1_enable: K1 state to configure * * Configure the K1 power state based on the provided parameter. * Assumes semaphore already acquired. @@ -2405,8 +2410,10 @@ static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw) } /** - * e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be - * done after every PHY reset. + * e1000_hv_phy_workarounds_ich8lan - apply PHY workarounds + * @hw: pointer to the HW structure + * + * A series of PHY workarounds to be done after every PHY reset. **/ static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw) { @@ -2694,8 +2701,10 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable) } /** - * e1000_lv_phy_workarounds_ich8lan - A series of Phy workarounds to be - * done after every PHY reset. + * e1000_lv_phy_workarounds_ich8lan - apply ich8 specific workarounds + * @hw: pointer to the HW structure + * + * A series of PHY workarounds to be done after every PHY reset. **/ static s32 e1000_lv_phy_workarounds_ich8lan(struct e1000_hw *hw) { @@ -3141,6 +3150,7 @@ static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: bank1_offset = nvm->flash_bank_size; act_offset = E1000_ICH_NVM_SIG_WORD; @@ -4086,6 +4096,7 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: word = NVM_COMPAT; valid_csum_mask = NVM_COMPAT_VALID_CSUM; break; diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 664e8ccc88d2..b30f00891c03 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -501,6 +501,7 @@ rx_ring_summary: /** * e1000_desc_unused - calculate if we have unused descriptors + * @ring: pointer to ring struct to perform calculation on **/ static int e1000_desc_unused(struct e1000_ring *ring) { @@ -577,6 +578,7 @@ static void e1000e_rx_hwtstamp(struct e1000_adapter *adapter, u32 status, /** * e1000_receive_skb - helper function to handle Rx indications * @adapter: board private structure + * @netdev: pointer to netdev struct * @staterr: descriptor extended error and status field as written by hardware * @vlan: descriptor vlan field as written by hardware (no le/be conversion) * @skb: pointer to sk_buff to be indicated to stack @@ -601,8 +603,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter, * e1000_rx_checksum - Receive Checksum Offload * @adapter: board private structure * @status_err: receive descriptor status and error fields - * @csum: receive descriptor csum field - * @sk_buff: socket buffer with received data + * @skb: socket buffer with received data **/ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, struct sk_buff *skb) @@ -673,6 +674,8 @@ static void e1000e_update_tdt_wa(struct e1000_ring *tx_ring, unsigned int i) /** * e1000_alloc_rx_buffers - Replace used receive buffers * @rx_ring: Rx descriptor ring + * @cleaned_count: number to reallocate + * @gfp: flags for allocation **/ static void e1000_alloc_rx_buffers(struct e1000_ring *rx_ring, int cleaned_count, gfp_t gfp) @@ -741,6 +744,8 @@ map_skb: /** * e1000_alloc_rx_buffers_ps - Replace used receive buffers; packet split * @rx_ring: Rx descriptor ring + * @cleaned_count: number to reallocate + * @gfp: flags for allocation **/ static void e1000_alloc_rx_buffers_ps(struct e1000_ring *rx_ring, int cleaned_count, gfp_t gfp) @@ -844,6 +849,7 @@ no_buffers: * e1000_alloc_jumbo_rx_buffers - Replace used jumbo receive buffers * @rx_ring: Rx descriptor ring * @cleaned_count: number of buffers to allocate this pass + * @gfp: flags for allocation **/ static void e1000_alloc_jumbo_rx_buffers(struct e1000_ring *rx_ring, @@ -933,6 +939,8 @@ static inline void e1000_rx_hash(struct net_device *netdev, __le32 rss, /** * e1000_clean_rx_irq - Send received data up the network stack * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1327,6 +1335,8 @@ static bool e1000_clean_tx_irq(struct e1000_ring *tx_ring) /** * e1000_clean_rx_irq_ps - Send received data up the network stack; packet split * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1517,9 +1527,6 @@ next_desc: return cleaned; } -/** - * e1000_consume_page - helper function - **/ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb, u16 length) { @@ -1531,7 +1538,9 @@ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb, /** * e1000_clean_jumbo_rx_irq - Send received data up the network stack; legacy - * @adapter: board private structure + * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1994,6 +2003,7 @@ static irqreturn_t e1000_intr_msix_rx(int __always_unused irq, void *data) /** * e1000_configure_msix - Configure MSI-X hardware + * @adapter: board private structure * * e1000_configure_msix sets up the hardware to properly * generate MSI-X interrupts. @@ -2072,6 +2082,7 @@ void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter) /** * e1000e_set_interrupt_capability - set MSI or MSI-X if supported + * @adapter: board private structure * * Attempt to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -2127,6 +2138,7 @@ void e1000e_set_interrupt_capability(struct e1000_adapter *adapter) /** * e1000_request_msix - Initialize MSI-X interrupts + * @adapter: board private structure * * e1000_request_msix allocates MSI-X vectors and requests interrupts from the * kernel. @@ -2180,6 +2192,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter) /** * e1000_request_irq - initialize interrupts + * @adapter: board private structure * * Attempts to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -2240,6 +2253,7 @@ static void e1000_free_irq(struct e1000_adapter *adapter) /** * e1000_irq_disable - Mask off interrupt generation on the NIC + * @adapter: board private structure **/ static void e1000_irq_disable(struct e1000_adapter *adapter) { @@ -2262,6 +2276,7 @@ static void e1000_irq_disable(struct e1000_adapter *adapter) /** * e1000_irq_enable - Enable default interrupt generation settings + * @adapter: board private structure **/ static void e1000_irq_enable(struct e1000_adapter *adapter) { @@ -2332,6 +2347,8 @@ void e1000e_release_hw_control(struct e1000_adapter *adapter) /** * e1000_alloc_ring_dma - allocate memory for a ring structure + * @adapter: board private structure + * @ring: ring struct for which to allocate dma **/ static int e1000_alloc_ring_dma(struct e1000_adapter *adapter, struct e1000_ring *ring) @@ -2507,7 +2524,6 @@ void e1000e_free_rx_resources(struct e1000_ring *rx_ring) /** * e1000_update_itr - update the dynamic ITR value based on statistics - * @adapter: pointer to adapter * @itr_setting: current adapter->itr * @packets: the number of packets during this measurement interval * @bytes: the number of bytes during this measurement interval @@ -3049,12 +3065,13 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) } } +#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ + (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) + /** * e1000_setup_rctl - configure the receive control registers * @adapter: Board private structure **/ -#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ - (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) static void e1000_setup_rctl(struct e1000_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; @@ -3570,6 +3587,7 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI) { /* Stable 24MHz frequency */ incperiod = INCPERIOD_24MHZ; @@ -3605,6 +3623,7 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca) /** * e1000e_config_hwtstamp - configure the hwtstamp registers and enable/disable * @adapter: board private structure + * @config: timestamp configuration * * Outgoing time stamping can be enabled and disabled. Play nice and * disable it when requested, although it shouldn't cause any overhead @@ -3808,6 +3827,7 @@ void e1000e_power_up_phy(struct e1000_adapter *adapter) /** * e1000_power_down_phy - Power down the PHY + * @adapter: board private structure * * Power down the PHY so no link is implied when interface is down. * The PHY cannot be powered down if management or WoL is active. @@ -3820,6 +3840,7 @@ static void e1000_power_down_phy(struct e1000_adapter *adapter) /** * e1000_flush_tx_ring - remove all descriptors from the tx_ring + * @adapter: board private structure * * We want to clear all pending descriptors from the TX ring. * zeroing happens when the HW reads the regs. We assign the ring itself as @@ -3854,6 +3875,7 @@ static void e1000_flush_tx_ring(struct e1000_adapter *adapter) /** * e1000_flush_rx_ring - remove all descriptors from the rx_ring + * @adapter: board private structure * * Mark all descriptors in the RX ring as consumed and disable the rx ring */ @@ -3886,6 +3908,7 @@ static void e1000_flush_rx_ring(struct e1000_adapter *adapter) /** * e1000_flush_desc_rings - remove all descriptors from the descriptor rings + * @adapter: board private structure * * In i219, the descriptor rings must be emptied before resetting the HW * or before changing the device state to D3 during runtime (runtime PM). @@ -3968,6 +3991,7 @@ static void e1000e_systim_reset(struct e1000_adapter *adapter) /** * e1000e_reset - bring the hardware into a known good state + * @adapter: board private structure * * This function boots the hardware and enables some settings that * require a configuration cycle of the hardware - those cannot be @@ -4081,6 +4105,7 @@ void e1000e_reset(struct e1000_adapter *adapter) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: fc->refresh_time = 0xFFFF; fc->pause_time = 0xFFFF; @@ -4847,7 +4872,7 @@ static void e1000e_update_phy_task(struct work_struct *work) /** * e1000_update_phy_info - timre call-back to update PHY info - * @data: pointer to adapter cast into an unsigned long + * @t: pointer to timer_list containing private info adapter * * Need to wait a few seconds after link up to get diagnostic information from * the phy @@ -5187,7 +5212,7 @@ static void e1000e_check_82574_phy_workaround(struct e1000_adapter *adapter) /** * e1000_watchdog - Timer Call-back - * @data: pointer to adapter cast into an unsigned long + * @t: pointer to timer_list containing private info adapter **/ static void e1000_watchdog(struct timer_list *t) { @@ -5972,8 +5997,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, /** * e1000_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: index of the hung queue (unused) **/ -static void e1000_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void e1000_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct e1000_adapter *adapter = netdev_priv(netdev); @@ -6174,7 +6200,7 @@ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, /** * e1000e_hwtstamp_ioctl - control hardware time stamping * @netdev: network interface device structure - * @ifreq: interface request + * @ifr: interface request * * Outgoing time stamping can be enabled and disabled. Play nice and * disable it when requested, although it shouldn't cause any overhead @@ -7853,6 +7879,10 @@ static const struct pci_device_id e1000_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_cnp }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_cnp }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_cnp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_cnp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_cnp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_cnp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_cnp }, { 0, 0, 0, 0, 0, 0, 0 } /* terminate list */ }; diff --git a/drivers/net/ethernet/intel/e1000e/phy.c b/drivers/net/ethernet/intel/e1000e/phy.c index e11c877595fb..bdd9dc163f15 100644 --- a/drivers/net/ethernet/intel/e1000e/phy.c +++ b/drivers/net/ethernet/intel/e1000e/phy.c @@ -2311,6 +2311,7 @@ s32 e1000e_determine_phy_address(struct e1000_hw *hw) /** * e1000_get_phy_addr_for_bm_page - Retrieve PHY page address * @page: page to access + * @reg: register to check * * Returns the phy address for the page requested. **/ @@ -2728,6 +2729,7 @@ void e1000_power_down_phy_copper(struct e1000_hw *hw) * @offset: register offset to be read * @data: pointer to the read data * @locked: semaphore has already been acquired or not + * @page_set: BM_WUC_PAGE already set and access enabled * * Acquires semaphore, if necessary, then reads the PHY register at offset * and stores the retrieved information in data. Release any acquired @@ -2836,6 +2838,7 @@ s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data) * @offset: register offset to write to * @data: data to write at register offset * @locked: semaphore has already been acquired or not + * @page_set: BM_WUC_PAGE already set and access enabled * * Acquires semaphore, if necessary, then writes the data to PHY register * at the offset. Release any acquired semaphores before exiting. diff --git a/drivers/net/ethernet/intel/e1000e/ptp.c b/drivers/net/ethernet/intel/e1000e/ptp.c index 34b988d70488..f3f671311855 100644 --- a/drivers/net/ethernet/intel/e1000e/ptp.c +++ b/drivers/net/ethernet/intel/e1000e/ptp.c @@ -144,7 +144,7 @@ static int e1000e_phc_get_syncdevicetime(ktime_t *device, /** * e1000e_phc_getsynctime - Reads the current system/device cross timestamp * @ptp: ptp clock structure - * @cts: structure containing timestamp + * @xtstamp: structure containing timestamp * * Read device and system (ART) clock simultaneously and return the scaled * clock values in ns. @@ -297,6 +297,7 @@ void e1000e_ptp_init(struct e1000_adapter *adapter) case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: + case e1000_pch_mtp: if ((hw->mac.type < e1000_pch_lpt) || (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI)) { adapter->ptp_clock_info.max_adj = 24000000 - 1; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index d88dd41a9442..99b8252eb969 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -310,10 +310,7 @@ static struct sk_buff *fm10k_fetch_rx_buffer(struct fm10k_ring *rx_ring, rx_buffer->page_offset; /* prefetch first cache line of first page */ - prefetch(page_addr); -#if L1_CACHE_BYTES < 128 - prefetch((void *)((u8 *)page_addr + L1_CACHE_BYTES)); -#endif + net_prefetch(page_addr); /* allocate a skb to store the frags */ skb = napi_alloc_skb(&rx_ring->q_vector->napi, diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index 140212bfe08b..9e3103fae723 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -221,8 +221,6 @@ static bool fm10k_prepare_for_reset(struct fm10k_intfc *interface) { struct net_device *netdev = interface->netdev; - WARN_ON(in_interrupt()); - /* put off any impending NetWatchDogTimeout */ netif_trans_update(netdev); diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index a7e212d1caa2..537300e762f0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -35,6 +35,7 @@ #include <net/pkt_cls.h> #include <net/tc_act/tc_gact.h> #include <net/tc_act/tc_mirred.h> +#include <net/udp_tunnel.h> #include <net/xdp_sock.h> #include "i40e_type.h" #include "i40e_prototype.h" @@ -90,7 +91,7 @@ #define I40E_OEM_RELEASE_MASK 0x0000ffff #define I40E_RX_DESC(R, i) \ - (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])) + (&(((union i40e_rx_desc *)((R)->desc))[i])) #define I40E_TX_DESC(R, i) \ (&(((struct i40e_tx_desc *)((R)->desc))[i])) #define I40E_TX_CTXTDESC(R, i) \ @@ -133,7 +134,6 @@ enum i40e_state_t { __I40E_PORT_SUSPENDED, __I40E_VF_DISABLE, __I40E_MACVLAN_SYNC_PENDING, - __I40E_UDP_FILTER_SYNC_PENDING, __I40E_TEMP_LINK_POLLING, __I40E_CLIENT_SERVICE_REQUESTED, __I40E_CLIENT_L2_CHANGE, @@ -478,8 +478,8 @@ struct i40e_pf { struct list_head l3_flex_pit_list; struct list_head l4_flex_pit_list; - struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS]; - u16 pending_udp_bitmap; + struct udp_tunnel_nic_shared udp_tunnel_shared; + struct udp_tunnel_nic_info udp_tunnel_nic; struct hlist_head cloud_filter_list; u16 num_cloud_filters; diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index c897a2863e4f..593912b17609 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -541,6 +541,12 @@ static void i40e_set_hw_flags(struct i40e_hw *hw) (aq->api_maj_ver == 1 && aq->api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_X722)) hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE; + + if (aq->api_maj_ver > 1 || + (aq->api_maj_ver == 1 && + aq->api_min_ver >= I40E_MINOR_VER_FW_REQUEST_FEC_X722)) + hw->flags |= I40E_HW_FLAG_X722_FEC_REQUEST_CAPABLE; + fallthrough; default: break; diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.h b/drivers/net/ethernet/intel/i40e/i40e_adminq.h index edec3df78971..ee394aacef4d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.h @@ -85,8 +85,8 @@ struct i40e_adminq_info { /** * i40e_aq_rc_to_posix - convert errors to user-land codes - * aq_ret: AdminQ handler error code can override aq_rc - * aq_rc: AdminQ firmware error code to convert + * @aq_ret: AdminQ handler error code can override aq_rc + * @aq_rc: AdminQ firmware error code to convert **/ static inline int i40e_aq_rc_to_posix(int aq_ret, int aq_rc) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h index c0c8efe42fce..1e960c3c7ef0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h @@ -24,6 +24,8 @@ #define I40E_MINOR_VER_GET_LINK_INFO_X722 0x0009 /* API version 1.6 for X722 devices adds ability to stop FW LLDP agent */ #define I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722 0x0006 +/* API version 1.10 for X722 devices adds ability to request FEC encoding */ +#define I40E_MINOR_VER_FW_REQUEST_FEC_X722 0x000A struct i40e_aq_desc { __le16 flags; diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index befd3018183f..a2dba32383f6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -278,8 +278,6 @@ void i40e_client_update_msix_info(struct i40e_pf *pf) /** * i40e_client_add_instance - add a client instance struct to the instance list * @pf: pointer to the board struct - * @client: pointer to a client struct in the client list. - * @existing: if there was already an existing instance * **/ static void i40e_client_add_instance(struct i40e_pf *pf) diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index 6ab52cbd697a..adc9e4fa4789 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -3766,9 +3766,7 @@ i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent, /** * i40e_aq_start_lldp * @hw: pointer to the hw struct - * @buff: buffer for result * @persist: True if start of LLDP should be persistent across power cycles - * @buff_size: buffer size * @cmd_details: pointer to command details structure or NULL * * Start the embedded LLDP Agent on all ports. @@ -5395,6 +5393,7 @@ static void i40e_mdio_if_number_selection(struct i40e_hw *hw, bool set_mdio, * @hw: pointer to the hw struct * @phy_select: select which phy should be accessed * @dev_addr: PHY device address + * @page_change: flag to indicate if phy page should be updated * @set_mdio: use MDIO I/F number specified by mdio_num * @mdio_num: MDIO I/F number * @reg_addr: PHY register address @@ -5439,6 +5438,7 @@ enum i40e_status_code i40e_aq_set_phy_register_ext(struct i40e_hw *hw, * @hw: pointer to the hw struct * @phy_select: select which phy should be accessed * @dev_addr: PHY device address + * @page_change: flag to indicate if phy page should be updated * @set_mdio: use MDIO I/F number specified by mdio_num * @mdio_num: MDIO I/F number * @reg_addr: PHY register address diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index d3ad2e3aa838..d7c13ca9be7d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -604,10 +604,9 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, } else { rxd = I40E_RX_DESC(ring, i); dev_info(&pf->pdev->dev, - " d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", + " d[%03x] = 0x%016llx 0x%016llx\n", i, rxd->read.pkt_addr, - rxd->read.hdr_addr, - rxd->read.rsvd1, rxd->read.rsvd2); + rxd->read.hdr_addr); } } } else if (cnt == 3) { @@ -625,10 +624,9 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, } else { rxd = I40E_RX_DESC(ring, desc_n); dev_info(&pf->pdev->dev, - "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", + "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n", vsi_seid, ring_id, desc_n, - rxd->read.pkt_addr, rxd->read.hdr_addr, - rxd->read.rsvd1, rxd->read.rsvd2); + rxd->read.pkt_addr, rxd->read.hdr_addr); } } else { dev_info(&pf->pdev->dev, "dump desc rx/tx/xdp <vsi_seid> <ring_id> [<desc_n>]\n"); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 825c104ecba1..26ba1f3eb2d8 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -891,6 +891,7 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) ethtool_link_ksettings_add_link_mode(ks, advertising, 10000baseT_Full); + i40e_get_settings_link_up_fec(hw_link_info->req_fec_info, ks); break; case I40E_PHY_TYPE_SGMII: ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg); @@ -1481,12 +1482,16 @@ static int i40e_set_fec_param(struct net_device *netdev, struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; u8 fec_cfg = 0; - int err = 0; if (hw->device_id != I40E_DEV_ID_25G_SFP28 && - hw->device_id != I40E_DEV_ID_25G_B) { - err = -EPERM; - goto done; + hw->device_id != I40E_DEV_ID_25G_B && + hw->device_id != I40E_DEV_ID_KX_X722) + return -EPERM; + + if (hw->mac.type == I40E_MAC_X722 && + !(hw->flags & I40E_HW_FLAG_X722_FEC_REQUEST_CAPABLE)) { + netdev_err(netdev, "Setting FEC encoding not supported by firmware. Please update the NVM image.\n"); + return -EOPNOTSUPP; } switch (fecparam->fec) { @@ -1508,14 +1513,10 @@ static int i40e_set_fec_param(struct net_device *netdev, default: dev_warn(&pf->pdev->dev, "Unsupported FEC mode: %d", fecparam->fec); - err = -EINVAL; - goto done; + return -EINVAL; } - err = i40e_set_fec_cfg(netdev, fec_cfg); - -done: - return err; + return i40e_set_fec_cfg(netdev, fec_cfg); } static int i40e_nway_reset(struct net_device *netdev) @@ -1967,7 +1968,7 @@ static int i40e_set_ringparam(struct net_device *netdev, (new_rx_count == vsi->rx_rings[0]->count)) return 0; - /* If there is a AF_XDP UMEM attached to any of Rx rings, + /* If there is a AF_XDP page pool attached to any of Rx rings, * disallow changing the number of descriptors -- regardless * if the netdev is running or not. */ @@ -4951,8 +4952,7 @@ flags_complete: } } - if (((changed_flags & I40E_FLAG_RS_FEC) || - (changed_flags & I40E_FLAG_BASE_R_FEC)) && + if (changed_flags & I40E_FLAG_RS_FEC && pf->hw.device_id != I40E_DEV_ID_25G_SFP28 && pf->hw.device_id != I40E_DEV_ID_25G_B) { dev_warn(&pf->pdev->dev, @@ -4960,6 +4960,15 @@ flags_complete: return -EOPNOTSUPP; } + if (changed_flags & I40E_FLAG_BASE_R_FEC && + pf->hw.device_id != I40E_DEV_ID_25G_SFP28 && + pf->hw.device_id != I40E_DEV_ID_25G_B && + pf->hw.device_id != I40E_DEV_ID_KX_X722) { + dev_warn(&pf->pdev->dev, + "Device does not support changing FEC configuration\n"); + return -EOPNOTSUPP; + } + /* Process any additional changes needed as a result of flag changes. * The changed_flags value reflects the list of bits that were * changed in the code above. diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 2e433fdbf2c3..4f8a2154b93f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -287,6 +287,7 @@ void i40e_service_event_schedule(struct i40e_pf *pf) /** * i40e_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: queue number timing out * * If any port has noticed a Tx timeout, it is likely that the whole * device is munged, not just the one netdev port, so go for the full @@ -1609,6 +1610,8 @@ static int i40e_set_mac(struct net_device *netdev, void *p) * i40e_config_rss_aq - Prepare for RSS using AQ commands * @vsi: vsi structure * @seed: RSS hash seed + * @lut: pointer to lookup table of lut_size + * @lut_size: size of the lookup table **/ static int i40e_config_rss_aq(struct i40e_vsi *vsi, const u8 *seed, u8 *lut, u16 lut_size) @@ -3122,12 +3125,12 @@ static void i40e_config_xps_tx_ring(struct i40e_ring *ring) } /** - * i40e_xsk_umem - Retrieve the AF_XDP ZC if XDP and ZC is enabled + * i40e_xsk_pool - Retrieve the AF_XDP buffer pool if XDP and ZC is enabled * @ring: The Tx or Rx ring * - * Returns the UMEM or NULL. + * Returns the AF_XDP buffer pool or NULL. **/ -static struct xdp_umem *i40e_xsk_umem(struct i40e_ring *ring) +static struct xsk_buff_pool *i40e_xsk_pool(struct i40e_ring *ring) { bool xdp_on = i40e_enabled_xdp_vsi(ring->vsi); int qid = ring->queue_index; @@ -3138,7 +3141,7 @@ static struct xdp_umem *i40e_xsk_umem(struct i40e_ring *ring) if (!xdp_on || !test_bit(qid, ring->vsi->af_xdp_zc_qps)) return NULL; - return xdp_get_umem_from_qid(ring->vsi->netdev, qid); + return xsk_get_pool_from_qid(ring->vsi->netdev, qid); } /** @@ -3157,7 +3160,7 @@ static int i40e_configure_tx_ring(struct i40e_ring *ring) u32 qtx_ctl = 0; if (ring_is_xdp(ring)) - ring->xsk_umem = i40e_xsk_umem(ring); + ring->xsk_pool = i40e_xsk_pool(ring); /* some ATR related tx ring init */ if (vsi->back->flags & I40E_FLAG_FD_ATR_ENABLED) { @@ -3280,12 +3283,13 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); kfree(ring->rx_bi); - ring->xsk_umem = i40e_xsk_umem(ring); - if (ring->xsk_umem) { + ring->xsk_pool = i40e_xsk_pool(ring); + if (ring->xsk_pool) { ret = i40e_alloc_rx_bi_zc(ring); if (ret) return ret; - ring->rx_buf_len = xsk_umem_get_rx_frame_size(ring->xsk_umem); + ring->rx_buf_len = + xsk_pool_get_rx_frame_size(ring->xsk_pool); /* For AF_XDP ZC, we disallow packets to span on * multiple buffers, thus letting us skip that * handling in the fast-path. @@ -3320,8 +3324,8 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) rx_ctx.base = (ring->dma / 128); rx_ctx.qlen = ring->count; - /* use 32 byte descriptors */ - rx_ctx.dsize = 1; + /* use 16 byte descriptors */ + rx_ctx.dsize = 0; /* descriptor type is always zero * rx_ctx.dtype = 0; @@ -3368,8 +3372,8 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) ring->tail = hw->hw_addr + I40E_QRX_TAIL(pf_q); writel(0, ring->tail); - if (ring->xsk_umem) { - xsk_buff_set_rxq_info(ring->xsk_umem, &ring->xdp_rxq); + if (ring->xsk_pool) { + xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq); ok = i40e_alloc_rx_buffers_zc(ring, I40E_DESC_UNUSED(ring)); } else { ok = !i40e_alloc_rx_buffers(ring, I40E_DESC_UNUSED(ring)); @@ -3380,7 +3384,7 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) */ dev_info(&vsi->back->pdev->dev, "Failed to allocate some buffers on %sRx ring %d (pf_q %d)\n", - ring->xsk_umem ? "UMEM enabled " : "", + ring->xsk_pool ? "AF_XDP ZC enabled " : "", ring->queue_index, pf_q); } @@ -5814,7 +5818,6 @@ static int i40e_vsi_reconfig_rss(struct i40e_vsi *vsi, u16 rss_size) /** * i40e_channel_setup_queue_map - Setup a channel queue map * @pf: ptr to PF device - * @vsi: the VSI being setup * @ctxt: VSI context structure * @ch: ptr to channel structure * @@ -6057,8 +6060,7 @@ static inline int i40e_setup_hw_channel(struct i40e_pf *pf, /** * i40e_setup_channel - setup new channel using uplink element * @pf: ptr to PF device - * @type: type of channel to be created (VMDq2/VF) - * @uplink_seid: underlying HW switching element (VEB) ID + * @vsi: pointer to the VSI to set up the channel within * @ch: ptr to channel structure * * Setup new channel (VSI) based on specified type (VMDq2/VF) @@ -6623,6 +6625,25 @@ void i40e_print_link_message(struct i40e_vsi *vsi, bool isup) netdev_info(vsi->netdev, "NIC Link is Up, %sbps Full Duplex, Requested FEC: %s, Negotiated FEC: %s, Autoneg: %s, Flow Control: %s\n", speed, req_fec, fec, an, fc); + } else if (pf->hw.device_id == I40E_DEV_ID_KX_X722) { + req_fec = "None"; + fec = "None"; + an = "False"; + + if (pf->hw.phy.link_info.an_info & I40E_AQ_AN_COMPLETED) + an = "True"; + + if (pf->hw.phy.link_info.fec_info & + I40E_AQ_CONFIG_FEC_KR_ENA) + fec = "CL74 FC-FEC/BASE-R"; + + if (pf->hw.phy.link_info.req_fec_info & + I40E_AQ_REQUEST_FEC_KR) + req_fec = "CL74 FC-FEC/BASE-R"; + + netdev_info(vsi->netdev, + "NIC Link is Up, %sbps Full Duplex, Requested FEC: %s, Negotiated FEC: %s, Autoneg: %s, Flow Control: %s\n", + speed, req_fec, fec, an, fc); } else { netdev_info(vsi->netdev, "NIC Link is Up, %sbps Full Duplex, Flow Control: %s\n", @@ -6689,7 +6710,6 @@ static void i40e_vsi_reinit_locked(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; - WARN_ON(in_interrupt()); while (test_and_set_bit(__I40E_CONFIG_BUSY, pf->state)) usleep_range(1000, 2000); i40e_down(vsi); @@ -7779,7 +7799,7 @@ int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, /** * i40e_parse_cls_flower - Parse tc flower filters provided by kernel * @vsi: Pointer to VSI - * @cls_flower: Pointer to struct flow_cls_offload + * @f: Pointer to struct flow_cls_offload * @filter: Pointer to cloud filter structure * **/ @@ -8160,8 +8180,8 @@ static int i40e_delete_clsflower(struct i40e_vsi *vsi, /** * i40e_setup_tc_cls_flower - flower classifier offloads - * @netdev: net device to configure - * @type_data: offload data + * @np: net device to configure + * @cls_flower: offload data **/ static int i40e_setup_tc_cls_flower(struct i40e_netdev_priv *np, struct flow_cls_offload *cls_flower) @@ -8462,9 +8482,6 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) { u32 val; - WARN_ON(in_interrupt()); - - /* do the biggest reset indicated */ if (reset_flags & BIT_ULL(__I40E_GLOBAL_RESET_REQUESTED)) { @@ -9585,6 +9602,7 @@ end_reconstitute: /** * i40e_get_capabilities - get info about the HW * @pf: the PF struct + * @list_type: AQ capability to be queried **/ static int i40e_get_capabilities(struct i40e_pf *pf, enum i40e_admin_queue_opc list_type) @@ -10383,106 +10401,6 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf) i40e_flush(hw); } -static const char *i40e_tunnel_name(u8 type) -{ - switch (type) { - case UDP_TUNNEL_TYPE_VXLAN: - return "vxlan"; - case UDP_TUNNEL_TYPE_GENEVE: - return "geneve"; - default: - return "unknown"; - } -} - -/** - * i40e_sync_udp_filters - Trigger a sync event for existing UDP filters - * @pf: board private structure - **/ -static void i40e_sync_udp_filters(struct i40e_pf *pf) -{ - int i; - - /* loop through and set pending bit for all active UDP filters */ - for (i = 0; i < I40E_MAX_PF_UDP_OFFLOAD_PORTS; i++) { - if (pf->udp_ports[i].port) - pf->pending_udp_bitmap |= BIT_ULL(i); - } - - set_bit(__I40E_UDP_FILTER_SYNC_PENDING, pf->state); -} - -/** - * i40e_sync_udp_filters_subtask - Sync the VSI filter list with HW - * @pf: board private structure - **/ -static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf) -{ - struct i40e_hw *hw = &pf->hw; - u8 filter_index, type; - u16 port; - int i; - - if (!test_and_clear_bit(__I40E_UDP_FILTER_SYNC_PENDING, pf->state)) - return; - - /* acquire RTNL to maintain state of flags and port requests */ - rtnl_lock(); - - for (i = 0; i < I40E_MAX_PF_UDP_OFFLOAD_PORTS; i++) { - if (pf->pending_udp_bitmap & BIT_ULL(i)) { - struct i40e_udp_port_config *udp_port; - i40e_status ret = 0; - - udp_port = &pf->udp_ports[i]; - pf->pending_udp_bitmap &= ~BIT_ULL(i); - - port = READ_ONCE(udp_port->port); - type = READ_ONCE(udp_port->type); - filter_index = READ_ONCE(udp_port->filter_index); - - /* release RTNL while we wait on AQ command */ - rtnl_unlock(); - - if (port) - ret = i40e_aq_add_udp_tunnel(hw, port, - type, - &filter_index, - NULL); - else if (filter_index != I40E_UDP_PORT_INDEX_UNUSED) - ret = i40e_aq_del_udp_tunnel(hw, filter_index, - NULL); - - /* reacquire RTNL so we can update filter_index */ - rtnl_lock(); - - if (ret) { - dev_info(&pf->pdev->dev, - "%s %s port %d, index %d failed, err %s aq_err %s\n", - i40e_tunnel_name(type), - port ? "add" : "delete", - port, - filter_index, - i40e_stat_str(&pf->hw, ret), - i40e_aq_str(&pf->hw, - pf->hw.aq.asq_last_status)); - if (port) { - /* failed to add, just reset port, - * drop pending bit for any deletion - */ - udp_port->port = 0; - pf->pending_udp_bitmap &= ~BIT_ULL(i); - } - } else if (port) { - /* record filter index on success */ - udp_port->filter_index = filter_index; - } - } - } - - rtnl_unlock(); -} - /** * i40e_service_task - Run the driver's async subtasks * @work: pointer to work_struct containing our data @@ -10522,7 +10440,6 @@ static void i40e_service_task(struct work_struct *work) pf->vsi[pf->lan_vsi]); } i40e_sync_filters_subtask(pf); - i40e_sync_udp_filters_subtask(pf); } else { i40e_reset_subtask(pf); } @@ -10546,7 +10463,7 @@ static void i40e_service_task(struct work_struct *work) /** * i40e_service_timer - timer callback - * @data: pointer to PF struct + * @t: timer list pointer **/ static void i40e_service_timer(struct timer_list *t) { @@ -11185,11 +11102,10 @@ static int i40e_init_msix(struct i40e_pf *pf) * i40e_vsi_alloc_q_vector - Allocate memory for a single interrupt vector * @vsi: the VSI being configured * @v_idx: index of the vector in the vsi struct - * @cpu: cpu to be used on affinity_mask * * We allocate one q_vector. If allocation fails we return -ENOMEM. **/ -static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx, int cpu) +static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx) { struct i40e_q_vector *q_vector; @@ -11222,7 +11138,7 @@ static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx, int cpu) static int i40e_vsi_alloc_q_vectors(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; - int err, v_idx, num_q_vectors, current_cpu; + int err, v_idx, num_q_vectors; /* if not MSIX, give the one vector only to the LAN VSI */ if (pf->flags & I40E_FLAG_MSIX_ENABLED) @@ -11232,15 +11148,10 @@ static int i40e_vsi_alloc_q_vectors(struct i40e_vsi *vsi) else return -EINVAL; - current_cpu = cpumask_first(cpu_online_mask); - for (v_idx = 0; v_idx < num_q_vectors; v_idx++) { - err = i40e_vsi_alloc_q_vector(vsi, v_idx, current_cpu); + err = i40e_vsi_alloc_q_vector(vsi, v_idx); if (err) goto err_out; - current_cpu = cpumask_next(current_cpu, cpu_online_mask); - if (unlikely(current_cpu >= nr_cpu_ids)) - current_cpu = cpumask_first(cpu_online_mask); } return 0; @@ -12228,131 +12139,48 @@ static int i40e_set_features(struct net_device *netdev, return 0; } -/** - * i40e_get_udp_port_idx - Lookup a possibly offloaded for Rx UDP port - * @pf: board private structure - * @port: The UDP port to look up - * - * Returns the index number or I40E_MAX_PF_UDP_OFFLOAD_PORTS if port not found - **/ -static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, u16 port) -{ - u8 i; - - for (i = 0; i < I40E_MAX_PF_UDP_OFFLOAD_PORTS; i++) { - /* Do not report ports with pending deletions as - * being available. - */ - if (!port && (pf->pending_udp_bitmap & BIT_ULL(i))) - continue; - if (pf->udp_ports[i].port == port) - return i; - } - - return i; -} - -/** - * i40e_udp_tunnel_add - Get notifications about UDP tunnel ports that come up - * @netdev: This physical port's netdev - * @ti: Tunnel endpoint information - **/ -static void i40e_udp_tunnel_add(struct net_device *netdev, - struct udp_tunnel_info *ti) +static int i40e_udp_tunnel_set_port(struct net_device *netdev, + unsigned int table, unsigned int idx, + struct udp_tunnel_info *ti) { struct i40e_netdev_priv *np = netdev_priv(netdev); - struct i40e_vsi *vsi = np->vsi; - struct i40e_pf *pf = vsi->back; - u16 port = ntohs(ti->port); - u8 next_idx; - u8 idx; - - idx = i40e_get_udp_port_idx(pf, port); - - /* Check if port already exists */ - if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) { - netdev_info(netdev, "port %d already offloaded\n", port); - return; - } - - /* Now check if there is space to add the new port */ - next_idx = i40e_get_udp_port_idx(pf, 0); + struct i40e_hw *hw = &np->vsi->back->hw; + u8 type, filter_index; + i40e_status ret; - if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) { - netdev_info(netdev, "maximum number of offloaded UDP ports reached, not adding port %d\n", - port); - return; - } + type = ti->type == UDP_TUNNEL_TYPE_VXLAN ? I40E_AQC_TUNNEL_TYPE_VXLAN : + I40E_AQC_TUNNEL_TYPE_NGE; - switch (ti->type) { - case UDP_TUNNEL_TYPE_VXLAN: - pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN; - break; - case UDP_TUNNEL_TYPE_GENEVE: - if (!(pf->hw_features & I40E_HW_GENEVE_OFFLOAD_CAPABLE)) - return; - pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_NGE; - break; - default: - return; + ret = i40e_aq_add_udp_tunnel(hw, ntohs(ti->port), type, &filter_index, + NULL); + if (ret) { + netdev_info(netdev, "add UDP port failed, err %s aq_err %s\n", + i40e_stat_str(hw, ret), + i40e_aq_str(hw, hw->aq.asq_last_status)); + return -EIO; } - /* New port: add it and mark its index in the bitmap */ - pf->udp_ports[next_idx].port = port; - pf->udp_ports[next_idx].filter_index = I40E_UDP_PORT_INDEX_UNUSED; - pf->pending_udp_bitmap |= BIT_ULL(next_idx); - set_bit(__I40E_UDP_FILTER_SYNC_PENDING, pf->state); + udp_tunnel_nic_set_port_priv(netdev, table, idx, filter_index); + return 0; } -/** - * i40e_udp_tunnel_del - Get notifications about UDP tunnel ports that go away - * @netdev: This physical port's netdev - * @ti: Tunnel endpoint information - **/ -static void i40e_udp_tunnel_del(struct net_device *netdev, - struct udp_tunnel_info *ti) +static int i40e_udp_tunnel_unset_port(struct net_device *netdev, + unsigned int table, unsigned int idx, + struct udp_tunnel_info *ti) { struct i40e_netdev_priv *np = netdev_priv(netdev); - struct i40e_vsi *vsi = np->vsi; - struct i40e_pf *pf = vsi->back; - u16 port = ntohs(ti->port); - u8 idx; - - idx = i40e_get_udp_port_idx(pf, port); - - /* Check if port already exists */ - if (idx >= I40E_MAX_PF_UDP_OFFLOAD_PORTS) - goto not_found; + struct i40e_hw *hw = &np->vsi->back->hw; + i40e_status ret; - switch (ti->type) { - case UDP_TUNNEL_TYPE_VXLAN: - if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_VXLAN) - goto not_found; - break; - case UDP_TUNNEL_TYPE_GENEVE: - if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_NGE) - goto not_found; - break; - default: - goto not_found; + ret = i40e_aq_del_udp_tunnel(hw, ti->hw_priv, NULL); + if (ret) { + netdev_info(netdev, "delete UDP port failed, err %s aq_err %s\n", + i40e_stat_str(hw, ret), + i40e_aq_str(hw, hw->aq.asq_last_status)); + return -EIO; } - /* if port exists, set it to 0 (mark for deletion) - * and make it pending - */ - pf->udp_ports[idx].port = 0; - - /* Toggle pending bit instead of setting it. This way if we are - * deleting a port that has yet to be added we just clear the pending - * bit and don't have to worry about it. - */ - pf->pending_udp_bitmap ^= BIT_ULL(idx); - set_bit(__I40E_UDP_FILTER_SYNC_PENDING, pf->state); - - return; -not_found: - netdev_warn(netdev, "UDP port %d was not found, not deleting\n", - port); + return 0; } static int i40e_get_phys_port_id(struct net_device *netdev, @@ -12379,6 +12207,7 @@ static int i40e_get_phys_port_id(struct net_device *netdev, * @addr: the MAC address entry being added * @vid: VLAN ID * @flags: instructions from stack about fdb operation + * @extack: netlink extended ack, unused currently */ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], struct net_device *dev, @@ -12644,7 +12473,7 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, */ if (need_reset && prog) for (i = 0; i < vsi->num_queue_pairs; i++) - if (vsi->xdp_rings[i]->xsk_umem) + if (vsi->xdp_rings[i]->xsk_pool) (void)i40e_xsk_wakeup(vsi->netdev, i, XDP_WAKEUP_RX); @@ -12923,8 +12752,8 @@ static int i40e_xdp(struct net_device *dev, switch (xdp->command) { case XDP_SETUP_PROG: return i40e_xdp_setup(vsi, xdp->prog); - case XDP_SETUP_XSK_UMEM: - return i40e_xsk_umem_setup(vsi, xdp->xsk.umem, + case XDP_SETUP_XSK_POOL: + return i40e_xsk_pool_setup(vsi, xdp->xsk.pool, xdp->xsk.queue_id); default: return -EINVAL; @@ -12957,8 +12786,8 @@ static const struct net_device_ops i40e_netdev_ops = { .ndo_set_vf_link_state = i40e_ndo_set_vf_link_state, .ndo_set_vf_spoofchk = i40e_ndo_set_vf_spoofchk, .ndo_set_vf_trust = i40e_ndo_set_vf_trust, - .ndo_udp_tunnel_add = i40e_udp_tunnel_add, - .ndo_udp_tunnel_del = i40e_udp_tunnel_del, + .ndo_udp_tunnel_add = udp_tunnel_nic_add_port, + .ndo_udp_tunnel_del = udp_tunnel_nic_del_port, .ndo_get_phys_port_id = i40e_get_phys_port_id, .ndo_fdb_add = i40e_ndo_fdb_add, .ndo_features_check = i40e_features_check, @@ -13022,6 +12851,8 @@ static int i40e_config_netdev(struct i40e_vsi *vsi) if (!(pf->hw_features & I40E_HW_OUTER_UDP_CSUM_CAPABLE)) netdev->gso_partial_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->udp_tunnel_nic_info = &pf->udp_tunnel_nic; + netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; netdev->hw_enc_features |= hw_enc_features; @@ -14422,7 +14253,7 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit) i40e_ptp_init(pf); /* repopulate tunnel port filters */ - i40e_sync_udp_filters(pf); + udp_tunnel_nic_reset_ntf(pf->vsi[pf->lan_vsi]->netdev); return ret; } @@ -15151,6 +14982,14 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto err_switch_setup; + pf->udp_tunnel_nic.set_port = i40e_udp_tunnel_set_port; + pf->udp_tunnel_nic.unset_port = i40e_udp_tunnel_unset_port; + pf->udp_tunnel_nic.flags = UDP_TUNNEL_NIC_INFO_MAY_SLEEP; + pf->udp_tunnel_nic.shared = &pf->udp_tunnel_shared; + pf->udp_tunnel_nic.tables[0].n_entries = I40E_MAX_PF_UDP_OFFLOAD_PORTS; + pf->udp_tunnel_nic.tables[0].tunnel_types = UDP_TUNNEL_TYPE_VXLAN | + UDP_TUNNEL_TYPE_GENEVE; + /* The number of VSIs reported by the FW is the minimum guaranteed * to us; HW supports far more and we share the remaining pool with * the other PFs. We allocate space for more than the guarantee with @@ -15160,6 +14999,12 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pf->num_alloc_vsi = I40E_MIN_VSI_ALLOC; else pf->num_alloc_vsi = pf->hw.func_caps.num_vsis; + if (pf->num_alloc_vsi > UDP_TUNNEL_NIC_MAX_SHARING_DEVICES) { + dev_warn(&pf->pdev->dev, + "limiting the VSI count due to UDP tunnel limitation %d > %d\n", + pf->num_alloc_vsi, UDP_TUNNEL_NIC_MAX_SHARING_DEVICES); + pf->num_alloc_vsi = UDP_TUNNEL_NIC_MAX_SHARING_DEVICES; + } /* Set up the *vsi struct and our local tracking of the MAIN PF vsi. */ pf->vsi = kcalloc(pf->num_alloc_vsi, sizeof(struct i40e_vsi *), diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index ff7b19c6bc73..7a879614ca55 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -259,7 +259,6 @@ static u32 i40e_ptp_get_rx_events(struct i40e_pf *pf) /** * i40e_ptp_rx_hang - Detect error case when Rx timestamp registers are hung * @pf: The PF private data structure - * @vsi: The VSI with the rings relevant to 1588 * * This watchdog task is scheduled to detect error case where hardware has * dropped an Rx packet that was timestamped when the ring is full. The diff --git a/drivers/net/ethernet/intel/i40e/i40e_trace.h b/drivers/net/ethernet/intel/i40e/i40e_trace.h index 424f02077e2e..b5b12299931f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_trace.h +++ b/drivers/net/ethernet/intel/i40e/i40e_trace.h @@ -22,7 +22,7 @@ #include <linux/tracepoint.h> -/** +/* * i40e_trace() macro enables shared code to refer to trace points * like: * @@ -112,7 +112,7 @@ DECLARE_EVENT_CLASS( i40e_rx_template, TP_PROTO(struct i40e_ring *ring, - union i40e_32byte_rx_desc *desc, + union i40e_16byte_rx_desc *desc, struct sk_buff *skb), TP_ARGS(ring, desc, skb), @@ -140,7 +140,7 @@ DECLARE_EVENT_CLASS( DEFINE_EVENT( i40e_rx_template, i40e_clean_rx_irq, TP_PROTO(struct i40e_ring *ring, - union i40e_32byte_rx_desc *desc, + union i40e_16byte_rx_desc *desc, struct sk_buff *skb), TP_ARGS(ring, desc, skb)); @@ -148,7 +148,7 @@ DEFINE_EVENT( DEFINE_EVENT( i40e_rx_template, i40e_clean_rx_irq_rx, TP_PROTO(struct i40e_ring *ring, - union i40e_32byte_rx_desc *desc, + union i40e_16byte_rx_desc *desc, struct sk_buff *skb), TP_ARGS(ring, desc, skb)); diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 3e5c566ceb01..d43ce13a93c9 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -533,11 +533,11 @@ static void i40e_fd_handle_status(struct i40e_ring *rx_ring, u64 qword0_raw, { struct i40e_pf *pf = rx_ring->vsi->back; struct pci_dev *pdev = pf->pdev; - struct i40e_32b_rx_wb_qw0 *qw0; + struct i40e_16b_rx_wb_qw0 *qw0; u32 fcnt_prog, fcnt_avail; u32 error; - qw0 = (struct i40e_32b_rx_wb_qw0 *)&qword0_raw; + qw0 = (struct i40e_16b_rx_wb_qw0 *)&qword0_raw; error = (qword1 & I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK) >> I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT; @@ -636,7 +636,7 @@ void i40e_clean_tx_ring(struct i40e_ring *tx_ring) unsigned long bi_size; u16 i; - if (ring_is_xdp(tx_ring) && tx_ring->xsk_umem) { + if (ring_is_xdp(tx_ring) && tx_ring->xsk_pool) { i40e_xsk_clean_tx_ring(tx_ring); } else { /* ring already cleared, nothing to do */ @@ -1335,7 +1335,7 @@ void i40e_clean_rx_ring(struct i40e_ring *rx_ring) rx_ring->skb = NULL; } - if (rx_ring->xsk_umem) { + if (rx_ring->xsk_pool) { i40e_xsk_clean_rx_ring(rx_ring); goto skip_free; } @@ -1369,7 +1369,7 @@ void i40e_clean_rx_ring(struct i40e_ring *rx_ring) } skip_free: - if (rx_ring->xsk_umem) + if (rx_ring->xsk_pool) i40e_clear_rx_bi_zc(rx_ring); else i40e_clear_rx_bi(rx_ring); @@ -1418,7 +1418,7 @@ int i40e_setup_rx_descriptors(struct i40e_ring *rx_ring) u64_stats_init(&rx_ring->syncp); /* Round up to nearest 4K */ - rx_ring->size = rx_ring->count * sizeof(union i40e_32byte_rx_desc); + rx_ring->size = rx_ring->count * sizeof(union i40e_rx_desc); rx_ring->size = ALIGN(rx_ring->size, 4096); rx_ring->desc = dma_alloc_coherent(dev, rx_ring->size, &rx_ring->dma, GFP_KERNEL); @@ -1755,7 +1755,6 @@ static inline void i40e_rx_hash(struct i40e_ring *ring, * @rx_ring: rx descriptor ring packet is being transacted on * @rx_desc: pointer to the EOP Rx descriptor * @skb: pointer to current skb being populated - * @rx_ptype: the packet type decoded by hardware * * This function checks the ring, descriptor, and packet information in * order to populate the hash, checksum, VLAN, protocol, and @@ -1953,7 +1952,7 @@ static struct i40e_rx_buffer *i40e_get_rx_buffer(struct i40e_ring *rx_ring, struct i40e_rx_buffer *rx_buffer; rx_buffer = i40e_rx_bi(rx_ring, rx_ring->next_to_clean); - prefetchw(rx_buffer->page); + prefetch_page_address(rx_buffer->page); /* we are reusing so sync this buffer for CPU use */ dma_sync_single_range_for_cpu(rx_ring->dev, @@ -1992,10 +1991,8 @@ static struct sk_buff *i40e_construct_skb(struct i40e_ring *rx_ring, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(xdp->data); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data); + /* Note, we get here by enabling legacy-rx via: * * ethtool --set-priv-flags <dev> legacy-rx on @@ -2078,10 +2075,8 @@ static struct sk_buff *i40e_build_skb(struct i40e_ring *rx_ring, * likely have a consumer accessing first few bytes of meta * data, and then actual data. */ - prefetch(xdp->data_meta); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data_meta + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data_meta); + /* build an skb around the page buffer */ skb = build_skb(xdp->data_hard_start, truesize); if (unlikely(!skb)) @@ -2300,6 +2295,19 @@ void i40e_finalize_xdp_rx(struct i40e_ring *rx_ring, unsigned int xdp_res) } /** + * i40e_inc_ntc: Advance the next_to_clean index + * @rx_ring: Rx ring + **/ +static void i40e_inc_ntc(struct i40e_ring *rx_ring) +{ + u32 ntc = rx_ring->next_to_clean + 1; + + ntc = (ntc < rx_ring->count) ? ntc : 0; + rx_ring->next_to_clean = ntc; + prefetch(I40E_RX_DESC(rx_ring, ntc)); +} + +/** * i40e_clean_rx_irq - Clean completed descriptors from Rx ring - bounce buf * @rx_ring: rx descriptor ring to transact packets on * @budget: Total limit on number of packets to process @@ -2579,7 +2587,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) * budget and be more aggressive about cleaning up the Tx descriptors. */ i40e_for_each_ring(ring, q_vector->tx) { - bool wd = ring->xsk_umem ? + bool wd = ring->xsk_pool ? i40e_clean_xdp_tx_irq(vsi, ring) : i40e_clean_tx_irq(vsi, ring, budget); @@ -2607,7 +2615,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) budget_per_ring = budget; i40e_for_each_ring(ring, q_vector->rx) { - int cleaned = ring->xsk_umem ? + int cleaned = ring->xsk_pool ? i40e_clean_rx_irq_zc(ring, budget_per_ring) : i40e_clean_rx_irq(ring, budget_per_ring); @@ -3503,7 +3511,7 @@ dma_error: /** * i40e_xmit_xdp_ring - transmits an XDP buffer to an XDP Tx ring - * @xdp: data to transmit + * @xdpf: data to transmit * @xdp_ring: XDP Tx ring **/ static int i40e_xmit_xdp_ring(struct xdp_frame *xdpf, @@ -3698,7 +3706,9 @@ netdev_tx_t i40e_lan_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /** * i40e_xdp_xmit - Implements ndo_xdp_xmit * @dev: netdev - * @xdp: XDP buffer + * @n: number of frames + * @frames: array of XDP buffer pointers + * @flags: XDP extra info * * Returns number of frames successfully sent. Frames that fail are * free'ed via XDP return API. diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index 4036893d6825..2feed920ef8a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -110,7 +110,7 @@ enum i40e_dyn_idx_t { */ #define I40E_RX_HDR_SIZE I40E_RXBUFFER_256 #define I40E_PACKET_HDR_PAD (ETH_HLEN + ETH_FCS_LEN + (VLAN_HLEN * 2)) -#define i40e_rx_desc i40e_32byte_rx_desc +#define i40e_rx_desc i40e_16byte_rx_desc #define I40E_RX_DMA_ATTR \ (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING) @@ -388,7 +388,7 @@ struct i40e_ring { struct i40e_channel *ch; struct xdp_rxq_info xdp_rxq; - struct xdp_umem *xsk_umem; + struct xsk_buff_pool *xsk_pool; } ____cacheline_internodealigned_in_smp; static inline bool ring_uses_build_skb(struct i40e_ring *ring) @@ -482,7 +482,6 @@ static inline u32 i40e_get_head(struct i40e_ring *tx_ring) /** * i40e_xmit_descriptor_count - calculate number of Tx descriptors needed * @skb: send buffer - * @tx_ring: ring to send buffer on * * Returns number of data descriptors needed for this skb. Returns 0 to indicate * there is not enough descriptors available in this ring since we need at least diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx_common.h b/drivers/net/ethernet/intel/i40e/i40e_txrx_common.h index 667c4dc4b39f..19da3b22160f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx_common.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx_common.h @@ -21,9 +21,9 @@ void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val); #define I40E_XDP_TX BIT(1) #define I40E_XDP_REDIR BIT(2) -/** +/* * build_ctob - Builds the Tx descriptor (cmd, offset and type) qword - **/ + */ static inline __le64 build_ctob(u32 td_cmd, u32 td_offset, unsigned int size, u32 td_tag) { @@ -37,7 +37,7 @@ static inline __le64 build_ctob(u32 td_cmd, u32 td_offset, unsigned int size, /** * i40e_update_tx_stats - Update the egress statistics for the Tx ring * @tx_ring: Tx ring to update - * @total_packet: total packets sent + * @total_packets: total packets sent * @total_bytes: total bytes sent **/ static inline void i40e_update_tx_stats(struct i40e_ring *tx_ring, @@ -99,19 +99,6 @@ static inline bool i40e_rx_is_programming_status(u64 qword1) return qword1 & I40E_RXD_QW1_LENGTH_SPH_MASK; } -/** - * i40e_inc_ntc: Advance the next_to_clean index - * @rx_ring: Rx ring - **/ -static inline void i40e_inc_ntc(struct i40e_ring *rx_ring) -{ - u32 ntc = rx_ring->next_to_clean + 1; - - ntc = (ntc < rx_ring->count) ? ntc : 0; - rx_ring->next_to_clean = ntc; - prefetch(I40E_RX_DESC(rx_ring, ntc)); -} - void i40e_xsk_clean_rx_ring(struct i40e_ring *rx_ring); void i40e_xsk_clean_tx_ring(struct i40e_ring *tx_ring); bool i40e_xsk_any_rx_ring_enabled(struct i40e_vsi *vsi); diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 52410d609ba1..c0bdc666f557 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -595,6 +595,7 @@ struct i40e_hw { #define I40E_HW_FLAG_FW_LLDP_PERSISTENT BIT_ULL(5) #define I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED BIT_ULL(6) #define I40E_HW_FLAG_DROP_MODE BIT_ULL(7) +#define I40E_HW_FLAG_X722_FEC_REQUEST_CAPABLE BIT_ULL(8) u64 flags; /* Used in set switch config AQ command */ @@ -628,7 +629,7 @@ union i40e_16byte_rx_desc { __le64 hdr_addr; /* Header buffer address */ } read; struct { - struct { + struct i40e_16b_rx_wb_qw0 { struct { union { __le16 mirroring_status; @@ -647,6 +648,9 @@ union i40e_16byte_rx_desc { __le64 status_error_len; } qword1; } wb; /* writeback */ + struct { + u64 qword[2]; + } raw; }; union i40e_32byte_rx_desc { diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 47bfb2e95e2d..c96e2f2d4cba 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -2244,7 +2244,8 @@ error_param: } /** - * i40e_validate_queue_map + * i40e_validate_queue_map - check queue map is valid + * @vf: the VF structure pointer * @vsi_id: vsi id * @queuemap: Tx or Rx queue map * @@ -3160,8 +3161,8 @@ err: /** * i40e_validate_cloud_filter - * @mask: mask for TC filter - * @data: data for TC filter + * @vf: pointer to VF structure + * @tc_filter: pointer to filter requested * * This function validates cloud filter programmed as TC filter for ADq **/ @@ -3294,7 +3295,7 @@ err: /** * i40e_find_vsi_from_seid - searches for the vsi with the given seid * @vf: pointer to the VF info - * @seid - seid of the vsi it is searching for + * @seid: seid of the vsi it is searching for **/ static struct i40e_vsi *i40e_find_vsi_from_seid(struct i40e_vf *vf, u16 seid) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index 8ce57b507a21..6acede0acdca 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -29,14 +29,16 @@ static struct xdp_buff **i40e_rx_bi(struct i40e_ring *rx_ring, u32 idx) } /** - * i40e_xsk_umem_enable - Enable/associate a UMEM to a certain ring/qid + * i40e_xsk_pool_enable - Enable/associate an AF_XDP buffer pool to a + * certain ring/qid * @vsi: Current VSI - * @umem: UMEM - * @qid: Rx ring to associate UMEM to + * @pool: buffer pool + * @qid: Rx ring to associate buffer pool with * * Returns 0 on success, <0 on failure **/ -static int i40e_xsk_umem_enable(struct i40e_vsi *vsi, struct xdp_umem *umem, +static int i40e_xsk_pool_enable(struct i40e_vsi *vsi, + struct xsk_buff_pool *pool, u16 qid) { struct net_device *netdev = vsi->netdev; @@ -53,7 +55,7 @@ static int i40e_xsk_umem_enable(struct i40e_vsi *vsi, struct xdp_umem *umem, qid >= netdev->real_num_tx_queues) return -EINVAL; - err = xsk_buff_dma_map(umem, &vsi->back->pdev->dev, I40E_RX_DMA_ATTR); + err = xsk_pool_dma_map(pool, &vsi->back->pdev->dev, I40E_RX_DMA_ATTR); if (err) return err; @@ -80,21 +82,22 @@ static int i40e_xsk_umem_enable(struct i40e_vsi *vsi, struct xdp_umem *umem, } /** - * i40e_xsk_umem_disable - Disassociate a UMEM from a certain ring/qid + * i40e_xsk_pool_disable - Disassociate an AF_XDP buffer pool from a + * certain ring/qid * @vsi: Current VSI - * @qid: Rx ring to associate UMEM to + * @qid: Rx ring to associate buffer pool with * * Returns 0 on success, <0 on failure **/ -static int i40e_xsk_umem_disable(struct i40e_vsi *vsi, u16 qid) +static int i40e_xsk_pool_disable(struct i40e_vsi *vsi, u16 qid) { struct net_device *netdev = vsi->netdev; - struct xdp_umem *umem; + struct xsk_buff_pool *pool; bool if_running; int err; - umem = xdp_get_umem_from_qid(netdev, qid); - if (!umem) + pool = xsk_get_pool_from_qid(netdev, qid); + if (!pool) return -EINVAL; if_running = netif_running(vsi->netdev) && i40e_enabled_xdp_vsi(vsi); @@ -106,7 +109,7 @@ static int i40e_xsk_umem_disable(struct i40e_vsi *vsi, u16 qid) } clear_bit(qid, vsi->af_xdp_zc_qps); - xsk_buff_dma_unmap(umem, I40E_RX_DMA_ATTR); + xsk_pool_dma_unmap(pool, I40E_RX_DMA_ATTR); if (if_running) { err = i40e_queue_pair_enable(vsi, qid); @@ -118,20 +121,21 @@ static int i40e_xsk_umem_disable(struct i40e_vsi *vsi, u16 qid) } /** - * i40e_xsk_umem_setup - Enable/disassociate a UMEM to/from a ring/qid + * i40e_xsk_pool_setup - Enable/disassociate an AF_XDP buffer pool to/from + * a ring/qid * @vsi: Current VSI - * @umem: UMEM to enable/associate to a ring, or NULL to disable - * @qid: Rx ring to (dis)associate UMEM (from)to + * @pool: Buffer pool to enable/associate to a ring, or NULL to disable + * @qid: Rx ring to (dis)associate buffer pool (from)to * - * This function enables or disables a UMEM to a certain ring. + * This function enables or disables a buffer pool to a certain ring. * * Returns 0 on success, <0 on failure **/ -int i40e_xsk_umem_setup(struct i40e_vsi *vsi, struct xdp_umem *umem, +int i40e_xsk_pool_setup(struct i40e_vsi *vsi, struct xsk_buff_pool *pool, u16 qid) { - return umem ? i40e_xsk_umem_enable(vsi, umem, qid) : - i40e_xsk_umem_disable(vsi, qid); + return pool ? i40e_xsk_pool_enable(vsi, pool, qid) : + i40e_xsk_pool_disable(vsi, qid); } /** @@ -191,7 +195,7 @@ bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 count) rx_desc = I40E_RX_DESC(rx_ring, ntu); bi = i40e_rx_bi(rx_ring, ntu); do { - xdp = xsk_buff_alloc(rx_ring->xsk_umem); + xdp = xsk_buff_alloc(rx_ring->xsk_pool); if (!xdp) { ok = false; goto no_buffers; @@ -254,6 +258,18 @@ static struct sk_buff *i40e_construct_skb_zc(struct i40e_ring *rx_ring, } /** + * i40e_inc_ntc: Advance the next_to_clean index + * @rx_ring: Rx ring + **/ +static void i40e_inc_ntc(struct i40e_ring *rx_ring) +{ + u32 ntc = rx_ring->next_to_clean + 1; + + ntc = (ntc < rx_ring->count) ? ntc : 0; + rx_ring->next_to_clean = ntc; +} + +/** * i40e_clean_rx_irq_zc - Consumes Rx packets from the hardware ring * @rx_ring: Rx ring * @budget: NAPI budget @@ -265,8 +281,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) unsigned int total_rx_bytes = 0, total_rx_packets = 0; u16 cleaned_count = I40E_DESC_UNUSED(rx_ring); unsigned int xdp_res, xdp_xmit = 0; - bool failure = false; struct sk_buff *skb; + bool failure; while (likely(total_rx_packets < (unsigned int)budget)) { union i40e_rx_desc *rx_desc; @@ -274,13 +290,6 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) unsigned int size; u64 qword; - if (cleaned_count >= I40E_RX_BUFFER_WRITE) { - failure = failure || - !i40e_alloc_rx_buffers_zc(rx_ring, - cleaned_count); - cleaned_count = 0; - } - rx_desc = I40E_RX_DESC(rx_ring, rx_ring->next_to_clean); qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); @@ -310,7 +319,7 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) bi = i40e_rx_bi(rx_ring, rx_ring->next_to_clean); (*bi)->data_end = (*bi)->data + size; - xsk_buff_dma_sync_for_cpu(*bi); + xsk_buff_dma_sync_for_cpu(*bi, rx_ring->xsk_pool); xdp_res = i40e_run_xdp_zc(rx_ring, *bi); if (xdp_res) { @@ -355,14 +364,17 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) napi_gro_receive(&rx_ring->q_vector->napi, skb); } + if (cleaned_count >= I40E_RX_BUFFER_WRITE) + failure = !i40e_alloc_rx_buffers_zc(rx_ring, cleaned_count); + i40e_finalize_xdp_rx(rx_ring, xdp_xmit); i40e_update_rx_stats(rx_ring, total_rx_bytes, total_rx_packets); - if (xsk_umem_uses_need_wakeup(rx_ring->xsk_umem)) { + if (xsk_uses_need_wakeup(rx_ring->xsk_pool)) { if (failure || rx_ring->next_to_clean == rx_ring->next_to_use) - xsk_set_rx_need_wakeup(rx_ring->xsk_umem); + xsk_set_rx_need_wakeup(rx_ring->xsk_pool); else - xsk_clear_rx_need_wakeup(rx_ring->xsk_umem); + xsk_clear_rx_need_wakeup(rx_ring->xsk_pool); return (int)total_rx_packets; } @@ -385,11 +397,11 @@ static bool i40e_xmit_zc(struct i40e_ring *xdp_ring, unsigned int budget) dma_addr_t dma; while (budget-- > 0) { - if (!xsk_umem_consume_tx(xdp_ring->xsk_umem, &desc)) + if (!xsk_tx_peek_desc(xdp_ring->xsk_pool, &desc)) break; - dma = xsk_buff_raw_get_dma(xdp_ring->xsk_umem, desc.addr); - xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_umem, dma, + dma = xsk_buff_raw_get_dma(xdp_ring->xsk_pool, desc.addr); + xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_pool, dma, desc.len); tx_bi = &xdp_ring->tx_bi[xdp_ring->next_to_use]; @@ -416,7 +428,7 @@ static bool i40e_xmit_zc(struct i40e_ring *xdp_ring, unsigned int budget) I40E_TXD_QW1_CMD_SHIFT); i40e_xdp_ring_update_tail(xdp_ring); - xsk_umem_consume_tx_done(xdp_ring->xsk_umem); + xsk_tx_release(xdp_ring->xsk_pool); i40e_update_tx_stats(xdp_ring, sent_frames, total_bytes); } @@ -448,7 +460,7 @@ static void i40e_clean_xdp_tx_buffer(struct i40e_ring *tx_ring, **/ bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi, struct i40e_ring *tx_ring) { - struct xdp_umem *umem = tx_ring->xsk_umem; + struct xsk_buff_pool *bp = tx_ring->xsk_pool; u32 i, completed_frames, xsk_frames = 0; u32 head_idx = i40e_get_head(tx_ring); struct i40e_tx_buffer *tx_bi; @@ -488,13 +500,13 @@ skip: tx_ring->next_to_clean -= tx_ring->count; if (xsk_frames) - xsk_umem_complete_tx(umem, xsk_frames); + xsk_tx_completed(bp, xsk_frames); i40e_arm_wb(tx_ring, vsi, completed_frames); out_xmit: - if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem)) - xsk_set_tx_need_wakeup(tx_ring->xsk_umem); + if (xsk_uses_need_wakeup(tx_ring->xsk_pool)) + xsk_set_tx_need_wakeup(tx_ring->xsk_pool); return i40e_xmit_zc(tx_ring, I40E_DESC_UNUSED(tx_ring)); } @@ -526,7 +538,7 @@ int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags) if (queue_id >= vsi->num_queue_pairs) return -ENXIO; - if (!vsi->xdp_rings[queue_id]->xsk_umem) + if (!vsi->xdp_rings[queue_id]->xsk_pool) return -ENXIO; ring = vsi->xdp_rings[queue_id]; @@ -565,7 +577,7 @@ void i40e_xsk_clean_rx_ring(struct i40e_ring *rx_ring) void i40e_xsk_clean_tx_ring(struct i40e_ring *tx_ring) { u16 ntc = tx_ring->next_to_clean, ntu = tx_ring->next_to_use; - struct xdp_umem *umem = tx_ring->xsk_umem; + struct xsk_buff_pool *bp = tx_ring->xsk_pool; struct i40e_tx_buffer *tx_bi; u32 xsk_frames = 0; @@ -585,14 +597,15 @@ void i40e_xsk_clean_tx_ring(struct i40e_ring *tx_ring) } if (xsk_frames) - xsk_umem_complete_tx(umem, xsk_frames); + xsk_tx_completed(bp, xsk_frames); } /** - * i40e_xsk_any_rx_ring_enabled - Checks if Rx rings have AF_XDP UMEM attached + * i40e_xsk_any_rx_ring_enabled - Checks if Rx rings have an AF_XDP + * buffer pool attached * @vsi: vsi * - * Returns true if any of the Rx rings has an AF_XDP UMEM attached + * Returns true if any of the Rx rings has an AF_XDP buffer pool attached **/ bool i40e_xsk_any_rx_ring_enabled(struct i40e_vsi *vsi) { @@ -600,7 +613,7 @@ bool i40e_xsk_any_rx_ring_enabled(struct i40e_vsi *vsi) int i; for (i = 0; i < vsi->num_queue_pairs; i++) { - if (xdp_get_umem_from_qid(netdev, i)) + if (xsk_get_pool_from_qid(netdev, i)) return true; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.h b/drivers/net/ethernet/intel/i40e/i40e_xsk.h index c524c142127f..7adfd8539247 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.h +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.h @@ -5,12 +5,12 @@ #define _I40E_XSK_H_ struct i40e_vsi; -struct xdp_umem; +struct xsk_buff_pool; struct zero_copy_allocator; int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair); int i40e_queue_pair_enable(struct i40e_vsi *vsi, int queue_pair); -int i40e_xsk_umem_setup(struct i40e_vsi *vsi, struct xdp_umem *umem, +int i40e_xsk_pool_setup(struct i40e_vsi *vsi, struct xsk_buff_pool *pool, u16 qid); bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 cleaned_count); int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget); diff --git a/drivers/net/ethernet/intel/iavf/iavf_adminq.h b/drivers/net/ethernet/intel/iavf/iavf_adminq.h index baf2fe26f302..1f60518eb0e5 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_adminq.h +++ b/drivers/net/ethernet/intel/iavf/iavf_adminq.h @@ -85,8 +85,8 @@ struct iavf_adminq_info { /** * iavf_aq_rc_to_posix - convert errors to user-land codes - * aq_ret: AdminQ handler error code can override aq_rc - * aq_rc: AdminQ firmware error code to convert + * @aq_ret: AdminQ handler error code can override aq_rc + * @aq_rc: AdminQ firmware error code to convert **/ static inline int iavf_aq_rc_to_posix(int aq_ret, int aq_rc) { diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index cf539db79af9..95543dfd4fe7 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -147,6 +147,7 @@ void iavf_schedule_reset(struct iavf_adapter *adapter) /** * iavf_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: queue number that is timing out **/ static void iavf_tx_timeout(struct net_device *netdev, unsigned int txqueue) { @@ -2572,8 +2573,8 @@ static int iavf_validate_ch_config(struct iavf_adapter *adapter, } /** - * iavf_del_all_cloud_filters - delete all cloud filters - * on the traffic classes + * iavf_del_all_cloud_filters - delete all cloud filters on the traffic classes + * @adapter: board private structure **/ static void iavf_del_all_cloud_filters(struct iavf_adapter *adapter) { @@ -2592,7 +2593,7 @@ static void iavf_del_all_cloud_filters(struct iavf_adapter *adapter) /** * __iavf_setup_tc - configure multiple traffic classes * @netdev: network interface device structure - * @type_date: tc offload data + * @type_data: tc offload data * * This function processes the config information provided by the * user to configure traffic classes/queue channels and packages the @@ -2690,7 +2691,7 @@ exit: /** * iavf_parse_cls_flower - Parse tc flower filters provided by kernel * @adapter: board private structure - * @cls_flower: pointer to struct flow_cls_offload + * @f: pointer to struct flow_cls_offload * @filter: pointer to cloud filter structure */ static int iavf_parse_cls_flower(struct iavf_adapter *adapter, @@ -3064,8 +3065,8 @@ static int iavf_delete_clsflower(struct iavf_adapter *adapter, /** * iavf_setup_tc_cls_flower - flower classifier offloads - * @netdev: net device to configure - * @type_data: offload data + * @adapter: board private structure + * @cls_flower: pointer to flow_cls_offload struct with flow info */ static int iavf_setup_tc_cls_flower(struct iavf_adapter *adapter, struct flow_cls_offload *cls_flower) @@ -3112,7 +3113,7 @@ static LIST_HEAD(iavf_block_cb_list); * iavf_setup_tc - configure multiple traffic classes * @netdev: network interface device structure * @type: type of offload - * @type_date: tc offload data + * @type_data: tc offload data * * This function is the callback to ndo_setup_tc in the * netdev_ops. @@ -3768,8 +3769,7 @@ err_dma: /** * iavf_suspend - Power management suspend routine - * @pdev: PCI device information struct - * @state: unused + * @dev_d: device info pointer * * Called when the system (VM) is entering sleep/suspend. **/ @@ -3799,7 +3799,7 @@ static int __maybe_unused iavf_suspend(struct device *dev_d) /** * iavf_resume - Power management resume routine - * @pdev: PCI device information struct + * @dev_d: device info pointer * * Called when the system (VM) is resumed from sleep/suspend. **/ diff --git a/drivers/net/ethernet/intel/iavf/iavf_trace.h b/drivers/net/ethernet/intel/iavf/iavf_trace.h index 1058e68a02b4..82fda6f5abf0 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_trace.h +++ b/drivers/net/ethernet/intel/iavf/iavf_trace.h @@ -22,7 +22,7 @@ #include <linux/tracepoint.h> -/** +/* * iavf_trace() macro enables shared code to refer to trace points * like: * diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.c b/drivers/net/ethernet/intel/iavf/iavf_txrx.c index ca041b39ffda..256fa07d54d5 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_txrx.c +++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.c @@ -1309,10 +1309,7 @@ static struct sk_buff *iavf_construct_skb(struct iavf_ring *rx_ring, return NULL; /* prefetch first cache line of first page */ va = page_address(rx_buffer->page) + rx_buffer->page_offset; - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(va); /* allocate a skb to store the frags */ skb = __napi_alloc_skb(&rx_ring->q_vector->napi, @@ -1376,10 +1373,8 @@ static struct sk_buff *iavf_build_skb(struct iavf_ring *rx_ring, return NULL; /* prefetch first cache line of first page */ va = page_address(rx_buffer->page) + rx_buffer->page_offset; - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(va); + /* build an skb around the page buffer */ skb = build_skb(va - IAVF_SKB_PAD, truesize); if (unlikely(!skb)) diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.h b/drivers/net/ethernet/intel/iavf/iavf_txrx.h index dd3348f9da9d..e5b9ba42dd00 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_txrx.h +++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.h @@ -454,7 +454,6 @@ bool __iavf_chk_linearize(struct sk_buff *skb); /** * iavf_xmit_descriptor_count - calculate number of Tx descriptors needed * @skb: send buffer - * @tx_ring: ring to send buffer on * * Returns number of data descriptors needed for this skb. Returns 0 to indicate * there is not enough descriptors available in this ring since we need at least @@ -514,6 +513,7 @@ static inline bool iavf_chk_linearize(struct sk_buff *skb, int count) return count != IAVF_MAX_BUFFER_TXD; } /** + * txring_txq - helper to convert from a ring to a queue * @ring: Tx ring to find the netdev equivalent of **/ static inline struct netdev_queue *txring_txq(const struct iavf_ring *ring) diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index fe140ff38f74..a0723831c4e4 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -284,6 +284,10 @@ struct ice_vsi { spinlock_t arfs_lock; /* protects aRFS hash table and filter state */ atomic_t *arfs_last_fltr_id; + /* devlink port data */ + struct devlink_port devlink_port; + bool devlink_port_registered; + u16 max_frame; u16 rx_buf_len; @@ -321,9 +325,9 @@ struct ice_vsi { struct ice_ring **xdp_rings; /* XDP ring array */ u16 num_xdp_txq; /* Used XDP queues */ u8 xdp_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ - struct xdp_umem **xsk_umems; - u16 num_xsk_umems_used; - u16 num_xsk_umems; + struct xsk_buff_pool **xsk_pools; + u16 num_xsk_pools_used; + u16 num_xsk_pools; } ____cacheline_internodealigned_in_smp; /* struct that defines an interrupt vector */ @@ -375,9 +379,6 @@ enum ice_pf_flags { struct ice_pf { struct pci_dev *pdev; - /* devlink port data */ - struct devlink_port devlink_port; - struct devlink_region *nvm_region; struct devlink_region *devcaps_region; @@ -507,25 +508,25 @@ static inline void ice_set_ring_xdp(struct ice_ring *ring) } /** - * ice_xsk_umem - get XDP UMEM bound to a ring - * @ring - ring to use + * ice_xsk_pool - get XSK buffer pool bound to a ring + * @ring: ring to use * - * Returns a pointer to xdp_umem structure if there is an UMEM present, + * Returns a pointer to xdp_umem structure if there is a buffer pool present, * NULL otherwise. */ -static inline struct xdp_umem *ice_xsk_umem(struct ice_ring *ring) +static inline struct xsk_buff_pool *ice_xsk_pool(struct ice_ring *ring) { - struct xdp_umem **umems = ring->vsi->xsk_umems; + struct xsk_buff_pool **pools = ring->vsi->xsk_pools; u16 qid = ring->q_index; if (ice_ring_is_xdp(ring)) qid -= ring->vsi->num_xdp_txq; - if (qid >= ring->vsi->num_xsk_umems || !umems || !umems[qid] || + if (qid >= ring->vsi->num_xsk_pools || !pools || !pools[qid] || !ice_is_xdp_ena_vsi(ring->vsi)) return NULL; - return umems[qid]; + return pools[qid]; } /** diff --git a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h index ba9375218fef..b06fbe99d8e9 100644 --- a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h +++ b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h @@ -1422,7 +1422,7 @@ struct ice_aqc_nvm_comp_tbl { u8 cvs[]; /* Component Version String */ } __packed; -/** +/* * Send to PF command (indirect 0x0801) ID is only used by PF * * Send to VF command (indirect 0x0802) ID is only used by PF @@ -1826,8 +1826,8 @@ struct ice_aqc_event_lan_overflow { * @opcode: AQ command opcode * @datalen: length in bytes of indirect/external data buffer * @retval: return value from firmware - * @cookie_h: opaque data high-half - * @cookie_l: opaque data low-half + * @cookie_high: opaque data high-half + * @cookie_low: opaque data low-half * @params: command-specific parameters * * Descriptor format for commands the driver posts on the Admin Transmit Queue diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c index 87008476d8fe..fe4320e2d1f2 100644 --- a/drivers/net/ethernet/intel/ice/ice_base.c +++ b/drivers/net/ethernet/intel/ice/ice_base.c @@ -308,12 +308,12 @@ int ice_setup_rx_ctx(struct ice_ring *ring) xdp_rxq_info_reg(&ring->xdp_rxq, ring->netdev, ring->q_index); - ring->xsk_umem = ice_xsk_umem(ring); - if (ring->xsk_umem) { + ring->xsk_pool = ice_xsk_pool(ring); + if (ring->xsk_pool) { xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); ring->rx_buf_len = - xsk_umem_get_rx_frame_size(ring->xsk_umem); + xsk_pool_get_rx_frame_size(ring->xsk_pool); /* For AF_XDP ZC, we disallow packets to span on * multiple buffers, thus letting us skip that * handling in the fast-path. @@ -324,7 +324,7 @@ int ice_setup_rx_ctx(struct ice_ring *ring) NULL); if (err) return err; - xsk_buff_set_rxq_info(ring->xsk_umem, &ring->xdp_rxq); + xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq); dev_info(dev, "Registered XDP mem model MEM_TYPE_XSK_BUFF_POOL on Rx ring %d\n", ring->q_index); @@ -417,9 +417,9 @@ int ice_setup_rx_ctx(struct ice_ring *ring) ring->tail = hw->hw_addr + QRX_TAIL(pf_q); writel(0, ring->tail); - if (ring->xsk_umem) { - if (!xsk_buff_can_alloc(ring->xsk_umem, num_bufs)) { - dev_warn(dev, "UMEM does not provide enough addresses to fill %d buffers on Rx ring %d\n", + if (ring->xsk_pool) { + if (!xsk_buff_can_alloc(ring->xsk_pool, num_bufs)) { + dev_warn(dev, "XSK buffer pool does not provide enough addresses to fill %d buffers on Rx ring %d\n", num_bufs, ring->q_index); dev_warn(dev, "Change Rx ring/fill queue size to avoid performance issues\n"); @@ -428,7 +428,7 @@ int ice_setup_rx_ctx(struct ice_ring *ring) err = ice_alloc_rx_bufs_zc(ring, num_bufs); if (err) - dev_info(dev, "Failed to allocate some buffers on UMEM enabled Rx ring %d (pf_q %d)\n", + dev_info(dev, "Failed to allocate some buffers on XSK buffer pool enabled Rx ring %d (pf_q %d)\n", ring->q_index, pf_q); return 0; } diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c index 111d6bfe4222..511da59bd6f2 100644 --- a/drivers/net/ethernet/intel/ice/ice_devlink.c +++ b/drivers/net/ethernet/intel/ice/ice_devlink.c @@ -6,18 +6,14 @@ #include "ice_devlink.h" #include "ice_fw_update.h" -static int ice_info_get_dsn(struct ice_pf *pf, char *buf, size_t len) +static void ice_info_get_dsn(struct ice_pf *pf, char *buf, size_t len) { u8 dsn[8]; /* Copy the DSN into an array in Big Endian format */ put_unaligned_be64(pci_get_dsn(pf->pdev), dsn); - snprintf(buf, len, "%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x", - dsn[0], dsn[1], dsn[2], dsn[3], - dsn[4], dsn[5], dsn[6], dsn[7]); - - return 0; + snprintf(buf, len, "%8phD", dsn); } static int ice_info_pba(struct ice_pf *pf, char *buf, size_t len) @@ -106,6 +102,13 @@ static int ice_info_ddp_pkg_version(struct ice_pf *pf, char *buf, size_t len) return 0; } +static int ice_info_ddp_pkg_bundle_id(struct ice_pf *pf, char *buf, size_t len) +{ + snprintf(buf, len, "0x%08x", pf->hw.active_track_id); + + return 0; +} + static int ice_info_netlist_ver(struct ice_pf *pf, char *buf, size_t len) { struct ice_netlist_ver_info *netlist = &pf->hw.netlist_ver; @@ -150,6 +153,7 @@ static const struct ice_devlink_version { running(DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID, ice_info_eetrack), running("fw.app.name", ice_info_ddp_pkg_name), running(DEVLINK_INFO_VERSION_GENERIC_FW_APP, ice_info_ddp_pkg_version), + running("fw.app.bundle_id", ice_info_ddp_pkg_bundle_id), running("fw.netlist", ice_info_netlist_ver), running("fw.netlist.build", ice_info_netlist_build), }; @@ -180,11 +184,7 @@ static int ice_devlink_info_get(struct devlink *devlink, return err; } - err = ice_info_get_dsn(pf, buf, sizeof(buf)); - if (err) { - NL_SET_ERR_MSG_MOD(extack, "Unable to obtain serial number"); - return err; - } + ice_info_get_dsn(pf, buf, sizeof(buf)); err = devlink_info_serial_number_put(req, buf); if (err) { @@ -233,8 +233,7 @@ static int ice_devlink_info_get(struct devlink *devlink, /** * ice_devlink_flash_update - Update firmware stored in flash on the device * @devlink: pointer to devlink associated with device to update - * @path: the path of the firmware file to use via request_firmware - * @component: name of the component to update, or NULL + * @params: flash update parameters * @extack: netlink extended ACK structure * * Perform a device flash update. The bulk of the update logic is contained @@ -243,38 +242,52 @@ static int ice_devlink_info_get(struct devlink *devlink, * Returns: zero on success, or an error code on failure. */ static int -ice_devlink_flash_update(struct devlink *devlink, const char *path, - const char *component, struct netlink_ext_ack *extack) +ice_devlink_flash_update(struct devlink *devlink, + struct devlink_flash_update_params *params, + struct netlink_ext_ack *extack) { struct ice_pf *pf = devlink_priv(devlink); struct device *dev = &pf->pdev->dev; struct ice_hw *hw = &pf->hw; const struct firmware *fw; + u8 preservation; int err; - /* individual component update is not yet supported */ - if (component) + if (!params->overwrite_mask) { + /* preserve all settings and identifiers */ + preservation = ICE_AQC_NVM_PRESERVE_ALL; + } else if (params->overwrite_mask == DEVLINK_FLASH_OVERWRITE_SETTINGS) { + /* overwrite settings, but preserve the vital device identifiers */ + preservation = ICE_AQC_NVM_PRESERVE_SELECTED; + } else if (params->overwrite_mask == (DEVLINK_FLASH_OVERWRITE_SETTINGS | + DEVLINK_FLASH_OVERWRITE_IDENTIFIERS)) { + /* overwrite both settings and identifiers, preserve nothing */ + preservation = ICE_AQC_NVM_NO_PRESERVATION; + } else { + NL_SET_ERR_MSG_MOD(extack, "Requested overwrite mask is not supported"); return -EOPNOTSUPP; + } if (!hw->dev_caps.common_cap.nvm_unified_update) { NL_SET_ERR_MSG_MOD(extack, "Current firmware does not support unified update"); return -EOPNOTSUPP; } - err = ice_check_for_pending_update(pf, component, extack); + err = ice_check_for_pending_update(pf, NULL, extack); if (err) return err; - err = request_firmware(&fw, path, dev); + err = request_firmware(&fw, params->file_name, dev); if (err) { NL_SET_ERR_MSG_MOD(extack, "Unable to read file from disk"); return err; } + dev_dbg(dev, "Beginning flash update with file '%s'\n", params->file_name); + devlink_flash_update_begin_notify(devlink); - devlink_flash_update_status_notify(devlink, "Preparing to flash", - component, 0, 0); - err = ice_flash_pldm_image(pf, fw, extack); + devlink_flash_update_status_notify(devlink, "Preparing to flash", NULL, 0, 0); + err = ice_flash_pldm_image(pf, fw, preservation, extack); devlink_flash_update_end_notify(devlink); release_firmware(fw); @@ -283,6 +296,7 @@ ice_devlink_flash_update(struct devlink *devlink, const char *path, } static const struct devlink_ops ice_devlink_ops = { + .supported_flash_update_params = DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK, .info_get = ice_devlink_info_get, .flash_update = ice_devlink_flash_update, }; @@ -352,55 +366,66 @@ void ice_devlink_unregister(struct ice_pf *pf) } /** - * ice_devlink_create_port - Create a devlink port for this PF - * @pf: the PF to create a port for + * ice_devlink_create_port - Create a devlink port for this VSI + * @vsi: the VSI to create a port for * - * Create and register a devlink_port for this PF. Note that although each - * physical function is connected to a separate devlink instance, the port - * will still be numbered according to the physical function ID. + * Create and register a devlink_port for this VSI. * * Return: zero on success or an error code on failure. */ -int ice_devlink_create_port(struct ice_pf *pf) +int ice_devlink_create_port(struct ice_vsi *vsi) { - struct devlink *devlink = priv_to_devlink(pf); - struct ice_vsi *vsi = ice_get_main_vsi(pf); - struct device *dev = ice_pf_to_dev(pf); struct devlink_port_attrs attrs = {}; + struct ice_port_info *pi; + struct devlink *devlink; + struct device *dev; + struct ice_pf *pf; int err; - if (!vsi) { - dev_err(dev, "%s: unable to find main VSI\n", __func__); - return -EIO; - } + /* Currently we only create devlink_port instances for PF VSIs */ + if (vsi->type != ICE_VSI_PF) + return -EINVAL; + + pf = vsi->back; + devlink = priv_to_devlink(pf); + dev = ice_pf_to_dev(pf); + pi = pf->hw.port_info; attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; - attrs.phys.port_number = pf->hw.pf_id; - devlink_port_attrs_set(&pf->devlink_port, &attrs); - err = devlink_port_register(devlink, &pf->devlink_port, pf->hw.pf_id); + attrs.phys.port_number = pi->lport; + devlink_port_attrs_set(&vsi->devlink_port, &attrs); + err = devlink_port_register(devlink, &vsi->devlink_port, vsi->idx); if (err) { dev_err(dev, "devlink_port_register failed: %d\n", err); return err; } + vsi->devlink_port_registered = true; + return 0; } /** - * ice_devlink_destroy_port - Destroy the devlink_port for this PF - * @pf: the PF to cleanup + * ice_devlink_destroy_port - Destroy the devlink_port for this VSI + * @vsi: the VSI to cleanup * - * Unregisters the devlink_port structure associated with this PF. + * Unregisters the devlink_port structure associated with this VSI. */ -void ice_devlink_destroy_port(struct ice_pf *pf) +void ice_devlink_destroy_port(struct ice_vsi *vsi) { - devlink_port_type_clear(&pf->devlink_port); - devlink_port_unregister(&pf->devlink_port); + if (!vsi->devlink_port_registered) + return; + + devlink_port_type_clear(&vsi->devlink_port); + devlink_port_unregister(&vsi->devlink_port); + + vsi->devlink_port_registered = false; } /** * ice_devlink_nvm_snapshot - Capture a snapshot of the Shadow RAM contents * @devlink: the devlink instance + * @ops: the devlink region being snapshotted * @extack: extended ACK response structure * @data: on exit points to snapshot data buffer * @@ -413,6 +438,7 @@ void ice_devlink_destroy_port(struct ice_pf *pf) * error code on failure. */ static int ice_devlink_nvm_snapshot(struct devlink *devlink, + const struct devlink_region_ops *ops, struct netlink_ext_ack *extack, u8 **data) { struct ice_pf *pf = devlink_priv(devlink); @@ -456,6 +482,7 @@ static int ice_devlink_nvm_snapshot(struct devlink *devlink, /** * ice_devlink_devcaps_snapshot - Capture snapshot of device capabilities * @devlink: the devlink instance + * @ops: the devlink region being snapshotted * @extack: extended ACK response structure * @data: on exit points to snapshot data buffer * @@ -468,6 +495,7 @@ static int ice_devlink_nvm_snapshot(struct devlink *devlink, */ static int ice_devlink_devcaps_snapshot(struct devlink *devlink, + const struct devlink_region_ops *ops, struct netlink_ext_ack *extack, u8 **data) { struct ice_pf *pf = devlink_priv(devlink); diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.h b/drivers/net/ethernet/intel/ice/ice_devlink.h index 6e806a08dc23..e07e74426bde 100644 --- a/drivers/net/ethernet/intel/ice/ice_devlink.h +++ b/drivers/net/ethernet/intel/ice/ice_devlink.h @@ -8,8 +8,8 @@ struct ice_pf *ice_allocate_pf(struct device *dev); int ice_devlink_register(struct ice_pf *pf); void ice_devlink_unregister(struct ice_pf *pf); -int ice_devlink_create_port(struct ice_pf *pf); -void ice_devlink_destroy_port(struct ice_pf *pf); +int ice_devlink_create_port(struct ice_vsi *vsi); +void ice_devlink_destroy_port(struct ice_vsi *vsi); void ice_devlink_init_regions(struct ice_pf *pf); void ice_devlink_destroy_regions(struct ice_pf *pf); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c b/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c index d7430ce6af26..2d27f66ac853 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c @@ -1268,8 +1268,7 @@ ice_fdir_write_all_fltr(struct ice_pf *pf, struct ice_fdir_fltr *input, bool is_tun = tun == ICE_FD_HW_SEG_TUN; int err; - if (is_tun && !ice_get_open_tunnel_port(&pf->hw, TNL_ALL, - &port_num)) + if (is_tun && !ice_get_open_tunnel_port(&pf->hw, &port_num)) continue; err = ice_fdir_write_fltr(pf, input, add, is_tun); if (err) @@ -1647,8 +1646,7 @@ int ice_add_fdir_ethtool(struct ice_vsi *vsi, struct ethtool_rxnfc *cmd) } /* return error if not an update and no available filters */ - fltrs_needed = ice_get_open_tunnel_port(hw, TNL_ALL, &tunnel_port) ? - 2 : 1; + fltrs_needed = ice_get_open_tunnel_port(hw, &tunnel_port) ? 2 : 1; if (!ice_fdir_find_fltr_by_idx(hw, fsp->location) && ice_fdir_num_avail_fltr(hw, pf->vsi[vsi->idx]) < fltrs_needed) { dev_err(dev, "Failed to add filter. The maximum number of flow director filters has been reached.\n"); diff --git a/drivers/net/ethernet/intel/ice/ice_fdir.c b/drivers/net/ethernet/intel/ice/ice_fdir.c index 6834df14332f..59c0c6a0f8c5 100644 --- a/drivers/net/ethernet/intel/ice/ice_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_fdir.c @@ -556,7 +556,7 @@ ice_fdir_get_gen_prgm_pkt(struct ice_hw *hw, struct ice_fdir_fltr *input, memcpy(pkt, ice_fdir_pkt[idx].pkt, ice_fdir_pkt[idx].pkt_len); loc = pkt; } else { - if (!ice_get_open_tunnel_port(hw, TNL_ALL, &tnl_port)) + if (!ice_get_open_tunnel_port(hw, &tnl_port)) return ICE_ERR_DOES_NOT_EXIST; if (!ice_fdir_pkt[idx].tun_pkt) return ICE_ERR_PARAM; diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c index b17ae3e20157..9095b4d274ad 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c @@ -489,8 +489,6 @@ static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg) if ((label_name[len] - '0') == hw->pf_id) { hw->tnl.tbl[hw->tnl.count].type = tnls[i].type; hw->tnl.tbl[hw->tnl.count].valid = false; - hw->tnl.tbl[hw->tnl.count].in_use = false; - hw->tnl.tbl[hw->tnl.count].marked = false; hw->tnl.tbl[hw->tnl.count].boost_addr = val; hw->tnl.tbl[hw->tnl.count].port = 0; hw->tnl.count++; @@ -505,8 +503,11 @@ static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg) for (i = 0; i < hw->tnl.count; i++) { ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr, &hw->tnl.tbl[i].boost_entry); - if (hw->tnl.tbl[i].boost_entry) + if (hw->tnl.tbl[i].boost_entry) { hw->tnl.tbl[i].valid = true; + if (hw->tnl.tbl[i].type < __TNL_TYPE_CNT) + hw->tnl.valid_count[hw->tnl.tbl[i].type]++; + } } } @@ -1626,104 +1627,59 @@ static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld) } /** - * ice_tunnel_port_in_use_hlpr - helper function to determine tunnel usage + * ice_get_open_tunnel_port - retrieve an open tunnel port * @hw: pointer to the HW structure - * @port: port to search for - * @index: optionally returns index - * - * Returns whether a port is already in use as a tunnel, and optionally its - * index + * @port: returns open port */ -static bool ice_tunnel_port_in_use_hlpr(struct ice_hw *hw, u16 port, u16 *index) +bool +ice_get_open_tunnel_port(struct ice_hw *hw, u16 *port) { + bool res = false; u16 i; + mutex_lock(&hw->tnl_lock); + for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) { - if (index) - *index = i; - return true; + if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].port) { + *port = hw->tnl.tbl[i].port; + res = true; + break; } - return false; -} - -/** - * ice_tunnel_port_in_use - * @hw: pointer to the HW structure - * @port: port to search for - * @index: optionally returns index - * - * Returns whether a port is already in use as a tunnel, and optionally its - * index - */ -bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index) -{ - bool res; - - mutex_lock(&hw->tnl_lock); - res = ice_tunnel_port_in_use_hlpr(hw, port, index); mutex_unlock(&hw->tnl_lock); return res; } /** - * ice_find_free_tunnel_entry + * ice_tunnel_idx_to_entry - convert linear index to the sparse one * @hw: pointer to the HW structure - * @type: tunnel type - * @index: optionally returns index + * @type: type of tunnel + * @idx: linear index * - * Returns whether there is a free tunnel entry, and optionally its index + * Stack assumes we have 2 linear tables with indexes [0, count_valid), + * but really the port table may be sprase, and types are mixed, so convert + * the stack index into the device index. */ -static bool -ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type, - u16 *index) +static u16 ice_tunnel_idx_to_entry(struct ice_hw *hw, enum ice_tunnel_type type, + u16 idx) { u16 i; for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use && - hw->tnl.tbl[i].type == type) { - if (index) - *index = i; - return true; - } + if (hw->tnl.tbl[i].valid && + hw->tnl.tbl[i].type == type && + idx--) + return i; - return false; -} - -/** - * ice_get_open_tunnel_port - retrieve an open tunnel port - * @hw: pointer to the HW structure - * @type: tunnel type (TNL_ALL will return any open port) - * @port: returns open port - */ -bool -ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type, - u16 *port) -{ - bool res = false; - u16 i; - - mutex_lock(&hw->tnl_lock); - - for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use && - (type == TNL_ALL || hw->tnl.tbl[i].type == type)) { - *port = hw->tnl.tbl[i].port; - res = true; - break; - } - - mutex_unlock(&hw->tnl_lock); - - return res; + WARN_ON_ONCE(1); + return 0; } /** * ice_create_tunnel * @hw: pointer to the HW structure + * @index: device table entry * @type: type of tunnel * @port: port of tunnel to create * @@ -1731,27 +1687,16 @@ ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type, * creating a package buffer with the tunnel info and issuing an update package * command. */ -enum ice_status -ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port) +static enum ice_status +ice_create_tunnel(struct ice_hw *hw, u16 index, + enum ice_tunnel_type type, u16 port) { struct ice_boost_tcam_section *sect_rx, *sect_tx; enum ice_status status = ICE_ERR_MAX_LIMIT; struct ice_buf_build *bld; - u16 index; mutex_lock(&hw->tnl_lock); - if (ice_tunnel_port_in_use_hlpr(hw, port, &index)) { - hw->tnl.tbl[index].ref++; - status = 0; - goto ice_create_tunnel_end; - } - - if (!ice_find_free_tunnel_entry(hw, type, &index)) { - status = ICE_ERR_OUT_OF_RANGE; - goto ice_create_tunnel_end; - } - bld = ice_pkg_buf_alloc(hw); if (!bld) { status = ICE_ERR_NO_MEMORY; @@ -1790,11 +1735,8 @@ ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port) memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam)); status = ice_update_pkg(hw, ice_pkg_buf(bld), 1); - if (!status) { + if (!status) hw->tnl.tbl[index].port = port; - hw->tnl.tbl[index].in_use = true; - hw->tnl.tbl[index].ref = 1; - } ice_create_tunnel_err: ice_pkg_buf_free(hw, bld); @@ -1808,46 +1750,31 @@ ice_create_tunnel_end: /** * ice_destroy_tunnel * @hw: pointer to the HW structure + * @index: device table entry + * @type: type of tunnel * @port: port of tunnel to destroy (ignored if the all parameter is true) - * @all: flag that states to destroy all tunnels * * Destroys a tunnel or all tunnels by creating an update package buffer * targeting the specific updates requested and then performing an update * package. */ -enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all) +static enum ice_status +ice_destroy_tunnel(struct ice_hw *hw, u16 index, enum ice_tunnel_type type, + u16 port) { struct ice_boost_tcam_section *sect_rx, *sect_tx; enum ice_status status = ICE_ERR_MAX_LIMIT; struct ice_buf_build *bld; - u16 count = 0; - u16 index; - u16 size; - u16 i; mutex_lock(&hw->tnl_lock); - if (!all && ice_tunnel_port_in_use_hlpr(hw, port, &index)) - if (hw->tnl.tbl[index].ref > 1) { - hw->tnl.tbl[index].ref--; - status = 0; - goto ice_destroy_tunnel_end; - } - - /* determine count */ - for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use && - (all || hw->tnl.tbl[i].port == port)) - count++; - - if (!count) { - status = ICE_ERR_PARAM; + if (WARN_ON(!hw->tnl.tbl[index].valid || + hw->tnl.tbl[index].type != type || + hw->tnl.tbl[index].port != port)) { + status = ICE_ERR_OUT_OF_RANGE; goto ice_destroy_tunnel_end; } - /* size of section - there is at least one entry */ - size = struct_size(sect_rx, tcam, count); - bld = ice_pkg_buf_alloc(hw); if (!bld) { status = ICE_ERR_NO_MEMORY; @@ -1859,13 +1786,13 @@ enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all) goto ice_destroy_tunnel_err; sect_rx = ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM, - size); + struct_size(sect_rx, tcam, 1)); if (!sect_rx) goto ice_destroy_tunnel_err; sect_rx->count = cpu_to_le16(1); sect_tx = ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM, - size); + struct_size(sect_tx, tcam, 1)); if (!sect_tx) goto ice_destroy_tunnel_err; sect_tx->count = cpu_to_le16(1); @@ -1873,26 +1800,14 @@ enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all) /* copy original boost entry to update package buffer, one copy to Rx * section, another copy to the Tx section */ - for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use && - (all || hw->tnl.tbl[i].port == port)) { - memcpy(sect_rx->tcam + i, hw->tnl.tbl[i].boost_entry, - sizeof(*sect_rx->tcam)); - memcpy(sect_tx->tcam + i, hw->tnl.tbl[i].boost_entry, - sizeof(*sect_tx->tcam)); - hw->tnl.tbl[i].marked = true; - } + memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry, + sizeof(*sect_rx->tcam)); + memcpy(sect_tx->tcam, hw->tnl.tbl[index].boost_entry, + sizeof(*sect_tx->tcam)); status = ice_update_pkg(hw, ice_pkg_buf(bld), 1); if (!status) - for (i = 0; i < hw->tnl.count && - i < ICE_TUNNEL_MAX_ENTRIES; i++) - if (hw->tnl.tbl[i].marked) { - hw->tnl.tbl[i].ref = 0; - hw->tnl.tbl[i].port = 0; - hw->tnl.tbl[i].in_use = false; - hw->tnl.tbl[i].marked = false; - } + hw->tnl.tbl[index].port = 0; ice_destroy_tunnel_err: ice_pkg_buf_free(hw, bld); @@ -1903,6 +1818,52 @@ ice_destroy_tunnel_end: return status; } +int ice_udp_tunnel_set_port(struct net_device *netdev, unsigned int table, + unsigned int idx, struct udp_tunnel_info *ti) +{ + struct ice_netdev_priv *np = netdev_priv(netdev); + struct ice_vsi *vsi = np->vsi; + struct ice_pf *pf = vsi->back; + enum ice_tunnel_type tnl_type; + enum ice_status status; + u16 index; + + tnl_type = ti->type == UDP_TUNNEL_TYPE_VXLAN ? TNL_VXLAN : TNL_GENEVE; + index = ice_tunnel_idx_to_entry(&pf->hw, idx, tnl_type); + + status = ice_create_tunnel(&pf->hw, index, tnl_type, ntohs(ti->port)); + if (status) { + netdev_err(netdev, "Error adding UDP tunnel - %s\n", + ice_stat_str(status)); + return -EIO; + } + + udp_tunnel_nic_set_port_priv(netdev, table, idx, index); + return 0; +} + +int ice_udp_tunnel_unset_port(struct net_device *netdev, unsigned int table, + unsigned int idx, struct udp_tunnel_info *ti) +{ + struct ice_netdev_priv *np = netdev_priv(netdev); + struct ice_vsi *vsi = np->vsi; + struct ice_pf *pf = vsi->back; + enum ice_tunnel_type tnl_type; + enum ice_status status; + + tnl_type = ti->type == UDP_TUNNEL_TYPE_VXLAN ? TNL_VXLAN : TNL_GENEVE; + + status = ice_destroy_tunnel(&pf->hw, ti->hw_priv, tnl_type, + ntohs(ti->port)); + if (status) { + netdev_err(netdev, "Error removing UDP tunnel - %s\n", + ice_stat_str(status)); + return -EIO; + } + + return 0; +} + /* PTG Management */ /** @@ -4915,7 +4876,7 @@ ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl) if (last_profile) { /* If there are no profiles left for this VSIG, - * then simply remove the the VSIG. + * then simply remove the VSIG. */ status = ice_rem_vsig(hw, blk, vsig, &chg); if (status) diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.h b/drivers/net/ethernet/intel/ice/ice_flex_pipe.h index 568ea519af51..20deddb807c5 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.h +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.h @@ -19,12 +19,11 @@ #define ICE_PKG_CNT 4 bool -ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type, - u16 *port); -enum ice_status -ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port); -enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all); -bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index); +ice_get_open_tunnel_port(struct ice_hw *hw, u16 *port); +int ice_udp_tunnel_set_port(struct net_device *netdev, unsigned int table, + unsigned int idx, struct udp_tunnel_info *ti); +int ice_udp_tunnel_unset_port(struct net_device *netdev, unsigned int table, + unsigned int idx, struct udp_tunnel_info *ti); enum ice_status ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[], diff --git a/drivers/net/ethernet/intel/ice/ice_flex_type.h b/drivers/net/ethernet/intel/ice/ice_flex_type.h index c1c99a267a98..24063c1351b2 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_type.h +++ b/drivers/net/ethernet/intel/ice/ice_flex_type.h @@ -298,6 +298,7 @@ struct ice_pkg_enum { enum ice_tunnel_type { TNL_VXLAN = 0, TNL_GENEVE, + __TNL_TYPE_CNT, TNL_LAST = 0xFF, TNL_ALL = 0xFF, }; @@ -311,11 +312,8 @@ struct ice_tunnel_entry { enum ice_tunnel_type type; u16 boost_addr; u16 port; - u16 ref; struct ice_boost_tcam_entry *boost_entry; u8 valid; - u8 in_use; - u8 marked; }; #define ICE_TUNNEL_MAX_ENTRIES 16 @@ -323,6 +321,7 @@ struct ice_tunnel_entry { struct ice_tunnel_table { struct ice_tunnel_entry tbl[ICE_TUNNEL_MAX_ENTRIES]; u16 count; + u16 valid_count[__TNL_TYPE_CNT]; }; struct ice_pkg_es { diff --git a/drivers/net/ethernet/intel/ice/ice_flow.c b/drivers/net/ethernet/intel/ice/ice_flow.c index fe677621dd51..eadc85aee389 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.c +++ b/drivers/net/ethernet/intel/ice/ice_flow.c @@ -99,6 +99,54 @@ static const u32 ice_ptypes_ipv6_il[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; +/* Packet types for packets with an Outer/First/Single IPv4 header - no L4 */ +static const u32 ice_ipv4_ofos_no_l4[] = { + 0x10C00000, 0x04000800, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Innermost/Last IPv4 header - no L4 */ +static const u32 ice_ipv4_il_no_l4[] = { + 0x60000000, 0x18043008, 0x80000002, 0x6010c021, + 0x00000008, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Outer/First/Single IPv6 header - no L4 */ +static const u32 ice_ipv6_ofos_no_l4[] = { + 0x00000000, 0x00000000, 0x43000000, 0x10002000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Innermost/Last IPv6 header - no L4 */ +static const u32 ice_ipv6_il_no_l4[] = { + 0x00000000, 0x02180430, 0x0000010c, 0x086010c0, + 0x00000430, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + /* UDP Packet types for non-tunneled packets or tunneled * packets with inner UDP. */ @@ -250,11 +298,23 @@ ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params) hdrs = prof->segs[i].hdrs; - if (hdrs & ICE_FLOW_SEG_HDR_IPV4) { + if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) && + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + src = !i ? (const unsigned long *)ice_ipv4_ofos_no_l4 : + (const unsigned long *)ice_ipv4_il_no_l4; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); + } else if (hdrs & ICE_FLOW_SEG_HDR_IPV4) { src = !i ? (const unsigned long *)ice_ptypes_ipv4_ofos : (const unsigned long *)ice_ptypes_ipv4_il; bitmap_and(params->ptypes, params->ptypes, src, ICE_FLOW_PTYPE_MAX); + } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) && + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + src = !i ? (const unsigned long *)ice_ipv6_ofos_no_l4 : + (const unsigned long *)ice_ipv6_il_no_l4; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); } else if (hdrs & ICE_FLOW_SEG_HDR_IPV6) { src = !i ? (const unsigned long *)ice_ptypes_ipv6_ofos : (const unsigned long *)ice_ptypes_ipv6_il; @@ -385,7 +445,7 @@ ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params, * ice_flow_xtract_raws - Create extract sequence entries for raw bytes * @hw: pointer to the HW struct * @params: information about the flow to be processed - * @seg: index of packet segment whose raw fields are to be be extracted + * @seg: index of packet segment whose raw fields are to be extracted */ static enum ice_status ice_flow_xtract_raws(struct ice_hw *hw, struct ice_flow_prof_params *params, @@ -999,7 +1059,7 @@ enum ice_status ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk, * * This helper function stores information of a field being matched, including * the type of the field and the locations of the value to match, the mask, and - * and the upper-bound value in the start of the input buffer for a flow entry. + * the upper-bound value in the start of the input buffer for a flow entry. * This function should only be used for fixed-size data structures. * * This function also opportunistically determines the protocol headers to be diff --git a/drivers/net/ethernet/intel/ice/ice_flow.h b/drivers/net/ethernet/intel/ice/ice_flow.h index 3913da2116d2..829f90b1e998 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.h +++ b/drivers/net/ethernet/intel/ice/ice_flow.h @@ -194,8 +194,8 @@ struct ice_flow_entry { u16 entry_sz; }; -#define ICE_FLOW_ENTRY_HNDL(e) ((u64)e) -#define ICE_FLOW_ENTRY_PTR(h) ((struct ice_flow_entry *)(h)) +#define ICE_FLOW_ENTRY_HNDL(e) ((u64)(uintptr_t)e) +#define ICE_FLOW_ENTRY_PTR(h) ((struct ice_flow_entry *)(uintptr_t)(h)) struct ice_flow_prof { struct list_head l_entry; diff --git a/drivers/net/ethernet/intel/ice/ice_fw_update.c b/drivers/net/ethernet/intel/ice/ice_fw_update.c index 8968fdd4816b..8f81b95e679c 100644 --- a/drivers/net/ethernet/intel/ice/ice_fw_update.c +++ b/drivers/net/ethernet/intel/ice/ice_fw_update.c @@ -43,6 +43,8 @@ ice_send_package_data(struct pldmfw *context, const u8 *data, u16 length) enum ice_status status; u8 *package_data; + dev_dbg(dev, "Sending PLDM record package data to firmware\n"); + package_data = kmemdup(data, length, GFP_KERNEL); if (!package_data) return -ENOMEM; @@ -229,6 +231,8 @@ ice_send_component_table(struct pldmfw *context, struct pldmfw_component *compon comp_tbl->cvs_len = component->version_len; memcpy(comp_tbl->cvs, component->version_string, component->version_len); + dev_dbg(dev, "Sending component table to firmware:\n"); + status = ice_nvm_pass_component_tbl(hw, (u8 *)comp_tbl, length, transfer_flag, &comp_response, &comp_response_code, NULL); @@ -279,11 +283,14 @@ ice_write_one_nvm_block(struct ice_pf *pf, u16 module, u32 offset, memset(&event, 0, sizeof(event)); + dev_dbg(dev, "Writing block of %u bytes for module 0x%02x at offset %u\n", + block_size, module, offset); + status = ice_aq_update_nvm(hw, module, offset, block_size, block, last_cmd, 0, NULL); if (status) { - dev_err(dev, "Failed to program flash module 0x%02x at offset %u, err %s aq_err %s\n", - module, offset, ice_stat_str(status), + dev_err(dev, "Failed to flash module 0x%02x with block of size %u at offset %u, err %s aq_err %s\n", + module, block_size, offset, ice_stat_str(status), ice_aq_str(hw->adminq.sq_last_status)); NL_SET_ERR_MSG_MOD(extack, "Failed to program flash module"); return -EIO; @@ -297,8 +304,8 @@ ice_write_one_nvm_block(struct ice_pf *pf, u16 module, u32 offset, */ err = ice_aq_wait_for_event(pf, ice_aqc_opc_nvm_write, 15 * HZ, &event); if (err) { - dev_err(dev, "Timed out waiting for firmware write completion for module 0x%02x, err %d\n", - module, err); + dev_err(dev, "Timed out while trying to flash module 0x%02x with block of size %u at offset %u, err %d\n", + module, block_size, offset, err); NL_SET_ERR_MSG_MOD(extack, "Timed out waiting for firmware"); return -EIO; } @@ -324,8 +331,8 @@ ice_write_one_nvm_block(struct ice_pf *pf, u16 module, u32 offset, } if (completion_retval) { - dev_err(dev, "Firmware failed to program flash module 0x%02x at offset %u, completion err %s\n", - module, offset, + dev_err(dev, "Firmware failed to flash module 0x%02x with block of size %u at offset %u, err %s\n", + module, block_size, offset, ice_aq_str((enum ice_aq_err)completion_retval)); NL_SET_ERR_MSG_MOD(extack, "Firmware failed to program flash module"); return -EIO; @@ -356,12 +363,15 @@ ice_write_nvm_module(struct ice_pf *pf, u16 module, const char *component, const u8 *image, u32 length, struct netlink_ext_ack *extack) { + struct device *dev = ice_pf_to_dev(pf); struct devlink *devlink; u32 offset = 0; bool last_cmd; u8 *block; int err; + dev_dbg(dev, "Beginning write of flash component '%s', module 0x%02x\n", component, module); + devlink = priv_to_devlink(pf); devlink_flash_update_status_notify(devlink, "Flashing", @@ -394,6 +404,8 @@ ice_write_nvm_module(struct ice_pf *pf, u16 module, const char *component, component, offset, length); } while (!last_cmd); + dev_dbg(dev, "Completed write of flash component '%s', module 0x%02x\n", component, module); + if (err) devlink_flash_update_status_notify(devlink, "Flashing failed", component, length, length); @@ -431,6 +443,8 @@ ice_erase_nvm_module(struct ice_pf *pf, u16 module, const char *component, enum ice_status status; int err; + dev_dbg(dev, "Beginning erase of flash component '%s', module 0x%02x\n", component, module); + memset(&event, 0, sizeof(event)); devlink = priv_to_devlink(pf); @@ -476,6 +490,8 @@ ice_erase_nvm_module(struct ice_pf *pf, u16 module, const char *component, goto out_notify_devlink; } + dev_dbg(dev, "Completed erase of flash component '%s', module 0x%02x\n", component, module); + out_notify_devlink: if (err) devlink_flash_update_status_notify(devlink, "Erasing failed", @@ -614,14 +630,9 @@ static int ice_finalize_update(struct pldmfw *context) struct ice_fwu_priv *priv = container_of(context, struct ice_fwu_priv, context); struct netlink_ext_ack *extack = priv->extack; struct ice_pf *pf = priv->pf; - int err; /* Finally, notify firmware to activate the written NVM banks */ - err = ice_switch_flash_banks(pf, priv->activate_flags, extack); - if (err) - return err; - - return 0; + return ice_switch_flash_banks(pf, priv->activate_flags, extack); } static const struct pldmfw_ops ice_fwu_ops = { @@ -636,6 +647,7 @@ static const struct pldmfw_ops ice_fwu_ops = { * ice_flash_pldm_image - Write a PLDM-formatted firmware image to the device * @pf: private device driver structure * @fw: firmware object pointing to the relevant firmware file + * @preservation: preservation level to request from firmware * @extack: netlink extended ACK structure * * Parse the data for a given firmware file, verifying that it is a valid PLDM @@ -649,7 +661,7 @@ static const struct pldmfw_ops ice_fwu_ops = { * Returns: zero on success or a negative error code on failure. */ int ice_flash_pldm_image(struct ice_pf *pf, const struct firmware *fw, - struct netlink_ext_ack *extack) + u8 preservation, struct netlink_ext_ack *extack) { struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; @@ -657,13 +669,24 @@ int ice_flash_pldm_image(struct ice_pf *pf, const struct firmware *fw, enum ice_status status; int err; + switch (preservation) { + case ICE_AQC_NVM_PRESERVE_ALL: + case ICE_AQC_NVM_PRESERVE_SELECTED: + case ICE_AQC_NVM_NO_PRESERVATION: + case ICE_AQC_NVM_FACTORY_DEFAULT: + break; + default: + WARN(1, "Unexpected preservation level request %u", preservation); + return -EINVAL; + } + memset(&priv, 0, sizeof(priv)); priv.context.ops = &ice_fwu_ops; priv.context.dev = dev; priv.extack = extack; priv.pf = pf; - priv.activate_flags = ICE_AQC_NVM_PRESERVE_ALL; + priv.activate_flags = preservation; status = ice_acquire_nvm(hw, ICE_RES_WRITE); if (status) { diff --git a/drivers/net/ethernet/intel/ice/ice_fw_update.h b/drivers/net/ethernet/intel/ice/ice_fw_update.h index 79472cc618b4..c6390f6851ff 100644 --- a/drivers/net/ethernet/intel/ice/ice_fw_update.h +++ b/drivers/net/ethernet/intel/ice/ice_fw_update.h @@ -5,7 +5,7 @@ #define _ICE_FW_UPDATE_H_ int ice_flash_pldm_image(struct ice_pf *pf, const struct firmware *fw, - struct netlink_ext_ack *extack); + u8 preservation, struct netlink_ext_ack *extack); int ice_check_for_pending_update(struct ice_pf *pf, const char *component, struct netlink_ext_ack *extack); diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index ebbb8f54871c..3df67486d42d 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -7,6 +7,7 @@ #include "ice_lib.h" #include "ice_fltr.h" #include "ice_dcb_lib.h" +#include "ice_devlink.h" /** * ice_vsi_type_str - maps VSI type enum to string equivalents @@ -1755,7 +1756,7 @@ int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi) return ret; for (i = 0; i < vsi->num_xdp_txq; i++) - vsi->xdp_rings[i]->xsk_umem = ice_xsk_umem(vsi->xdp_rings[i]); + vsi->xdp_rings[i]->xsk_pool = ice_xsk_pool(vsi->xdp_rings[i]); return ret; } @@ -2616,8 +2617,10 @@ int ice_vsi_release(struct ice_vsi *vsi) * PF that is running the work queue items currently. This is done to * avoid check_flush_dependency() warning on this wq */ - if (vsi->netdev && !ice_is_reset_in_progress(pf->state)) + if (vsi->netdev && !ice_is_reset_in_progress(pf->state)) { unregister_netdev(vsi->netdev); + ice_devlink_destroy_port(vsi); + } if (test_bit(ICE_FLAG_RSS_ENA, pf->flags)) ice_rss_clean(vsi); diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 54a7f55eb8c1..2dea4d0e9415 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -486,7 +486,6 @@ static void ice_do_reset(struct ice_pf *pf, enum ice_reset_req reset_type) struct ice_hw *hw = &pf->hw; dev_dbg(dev, "reset_type 0x%x requested\n", reset_type); - WARN_ON(in_interrupt()); ice_prepare_for_reset(pf); @@ -1057,7 +1056,9 @@ struct ice_aq_task { int ice_aq_wait_for_event(struct ice_pf *pf, u16 opcode, unsigned long timeout, struct ice_rq_event_info *event) { + struct device *dev = ice_pf_to_dev(pf); struct ice_aq_task *task; + unsigned long start; long ret; int err; @@ -1074,6 +1075,8 @@ int ice_aq_wait_for_event(struct ice_pf *pf, u16 opcode, unsigned long timeout, hlist_add_head(&task->entry, &pf->aq_wait_list); spin_unlock_bh(&pf->aq_wait_lock); + start = jiffies; + ret = wait_event_interruptible_timeout(pf->aq_wait_queue, task->state, timeout); switch (task->state) { @@ -1092,6 +1095,11 @@ int ice_aq_wait_for_event(struct ice_pf *pf, u16 opcode, unsigned long timeout, break; } + dev_dbg(dev, "Waited %u msecs (max %u msecs) for firmware response to op 0x%04x\n", + jiffies_to_msecs(jiffies - start), + jiffies_to_msecs(timeout), + opcode); + spin_lock_bh(&pf->aq_wait_lock); hlist_del(&task->entry); spin_unlock_bh(&pf->aq_wait_lock); @@ -2273,7 +2281,7 @@ static int ice_xdp_alloc_setup_rings(struct ice_vsi *vsi) if (ice_setup_tx_ring(xdp_ring)) goto free_xdp_rings; ice_set_ring_xdp(xdp_ring); - xdp_ring->xsk_umem = ice_xsk_umem(xdp_ring); + xdp_ring->xsk_pool = ice_xsk_pool(xdp_ring); } return 0; @@ -2417,7 +2425,7 @@ int ice_destroy_xdp_rings(struct ice_vsi *vsi) int i, v_idx; /* q_vectors are freed in reset path so there's no point in detaching - * rings; in case of rebuild being triggered not from reset reset bits + * rings; in case of rebuild being triggered not from reset bits * in pf->state won't be set, so additionally check first q_vector * against NULL */ @@ -2517,13 +2525,13 @@ ice_xdp_setup_prog(struct ice_vsi *vsi, struct bpf_prog *prog, if (if_running) ret = ice_up(vsi); - if (!ret && prog && vsi->xsk_umems) { + if (!ret && prog && vsi->xsk_pools) { int i; ice_for_each_rxq(vsi, i) { struct ice_ring *rx_ring = vsi->rx_rings[i]; - if (rx_ring->xsk_umem) + if (rx_ring->xsk_pool) napi_schedule(&rx_ring->q_vector->napi); } } @@ -2549,8 +2557,8 @@ static int ice_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return ice_xdp_setup_prog(vsi, xdp->prog, xdp->extack); - case XDP_SETUP_XSK_UMEM: - return ice_xsk_umem_setup(vsi, xdp->xsk.umem, + case XDP_SETUP_XSK_POOL: + return ice_xsk_pool_setup(vsi, xdp->xsk.pool, xdp->xsk.queue_id); default: return -EINVAL; @@ -2873,6 +2881,7 @@ static void ice_set_ops(struct net_device *netdev) } netdev->netdev_ops = &ice_netdev_ops; + netdev->udp_tunnel_nic_info = &pf->hw.udp_tunnel_nic; ice_set_ethtool_ops(netdev); } @@ -2953,7 +2962,7 @@ static int ice_cfg_netdev(struct ice_vsi *vsi) u8 mac_addr[ETH_ALEN]; int err; - err = ice_devlink_create_port(pf); + err = ice_devlink_create_port(vsi); if (err) return err; @@ -2994,7 +3003,7 @@ static int ice_cfg_netdev(struct ice_vsi *vsi) if (err) goto err_free_netdev; - devlink_port_type_eth_set(&pf->devlink_port, vsi->netdev); + devlink_port_type_eth_set(&vsi->devlink_port, vsi->netdev); netif_carrier_off(vsi->netdev); @@ -3007,7 +3016,7 @@ err_free_netdev: free_netdev(vsi->netdev); vsi->netdev = NULL; err_destroy_devlink_port: - ice_devlink_destroy_port(pf); + ice_devlink_destroy_port(vsi); return err; } @@ -3971,7 +3980,7 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) struct device *dev = &pdev->dev; struct ice_pf *pf; struct ice_hw *hw; - int err; + int i, err; /* this driver uses devres, see * Documentation/driver-api/driver-model/devres.rst @@ -4066,11 +4075,37 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) ice_devlink_init_regions(pf); + pf->hw.udp_tunnel_nic.set_port = ice_udp_tunnel_set_port; + pf->hw.udp_tunnel_nic.unset_port = ice_udp_tunnel_unset_port; + pf->hw.udp_tunnel_nic.flags = UDP_TUNNEL_NIC_INFO_MAY_SLEEP; + pf->hw.udp_tunnel_nic.shared = &pf->hw.udp_tunnel_shared; + i = 0; + if (pf->hw.tnl.valid_count[TNL_VXLAN]) { + pf->hw.udp_tunnel_nic.tables[i].n_entries = + pf->hw.tnl.valid_count[TNL_VXLAN]; + pf->hw.udp_tunnel_nic.tables[i].tunnel_types = + UDP_TUNNEL_TYPE_VXLAN; + i++; + } + if (pf->hw.tnl.valid_count[TNL_GENEVE]) { + pf->hw.udp_tunnel_nic.tables[i].n_entries = + pf->hw.tnl.valid_count[TNL_GENEVE]; + pf->hw.udp_tunnel_nic.tables[i].tunnel_types = + UDP_TUNNEL_TYPE_GENEVE; + i++; + } + pf->num_alloc_vsi = hw->func_caps.guar_num_vsi; if (!pf->num_alloc_vsi) { err = -EIO; goto err_init_pf_unroll; } + if (pf->num_alloc_vsi > UDP_TUNNEL_NIC_MAX_SHARING_DEVICES) { + dev_warn(&pf->pdev->dev, + "limiting the VSI count due to UDP tunnel limitation %d > %d\n", + pf->num_alloc_vsi, UDP_TUNNEL_NIC_MAX_SHARING_DEVICES); + pf->num_alloc_vsi = UDP_TUNNEL_NIC_MAX_SHARING_DEVICES; + } pf->vsi = devm_kcalloc(dev, pf->num_alloc_vsi, sizeof(*pf->vsi), GFP_KERNEL); @@ -4216,7 +4251,6 @@ probe_done: err_send_version_unroll: ice_vsi_release_all(pf); err_alloc_sw_unroll: - ice_devlink_destroy_port(pf); set_bit(__ICE_SERVICE_DIS, pf->state); set_bit(__ICE_DOWN, pf->state); devm_kfree(dev, pf->first_sw); @@ -4331,7 +4365,6 @@ static void ice_remove(struct pci_dev *pdev) if (!ice_is_safe_mode(pf)) ice_remove_arfs(pf); ice_setup_mc_magic_wake(pf); - ice_devlink_destroy_port(pf); ice_vsi_release_all(pf); ice_set_wake(pf); ice_free_irq_msix_misc(pf); @@ -6569,70 +6602,6 @@ static void ice_tx_timeout(struct net_device *netdev, unsigned int txqueue) } /** - * ice_udp_tunnel_add - Get notifications about UDP tunnel ports that come up - * @netdev: This physical port's netdev - * @ti: Tunnel endpoint information - */ -static void -ice_udp_tunnel_add(struct net_device *netdev, struct udp_tunnel_info *ti) -{ - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; - enum ice_tunnel_type tnl_type; - u16 port = ntohs(ti->port); - enum ice_status status; - - switch (ti->type) { - case UDP_TUNNEL_TYPE_VXLAN: - tnl_type = TNL_VXLAN; - break; - case UDP_TUNNEL_TYPE_GENEVE: - tnl_type = TNL_GENEVE; - break; - default: - netdev_err(netdev, "Unknown tunnel type\n"); - return; - } - - status = ice_create_tunnel(&pf->hw, tnl_type, port); - if (status == ICE_ERR_OUT_OF_RANGE) - netdev_info(netdev, "Max tunneled UDP ports reached, port %d not added\n", - port); - else if (status) - netdev_err(netdev, "Error adding UDP tunnel - %s\n", - ice_stat_str(status)); -} - -/** - * ice_udp_tunnel_del - Get notifications about UDP tunnel ports that go away - * @netdev: This physical port's netdev - * @ti: Tunnel endpoint information - */ -static void -ice_udp_tunnel_del(struct net_device *netdev, struct udp_tunnel_info *ti) -{ - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; - u16 port = ntohs(ti->port); - enum ice_status status; - bool retval; - - retval = ice_tunnel_port_in_use(&pf->hw, port, NULL); - if (!retval) { - netdev_info(netdev, "port %d not found in UDP tunnels list\n", - port); - return; - } - - status = ice_destroy_tunnel(&pf->hw, port, false); - if (status) - netdev_err(netdev, "error deleting port %d from UDP tunnels list\n", - port); -} - -/** * ice_open - Called when a network interface becomes active * @netdev: network interface device structure * @@ -6824,6 +6793,6 @@ static const struct net_device_ops ice_netdev_ops = { .ndo_bpf = ice_xdp, .ndo_xdp_xmit = ice_xdp_xmit, .ndo_xsk_wakeup = ice_xsk_wakeup, - .ndo_udp_tunnel_add = ice_udp_tunnel_add, - .ndo_udp_tunnel_del = ice_udp_tunnel_del, + .ndo_udp_tunnel_add = udp_tunnel_nic_add_port, + .ndo_udp_tunnel_del = udp_tunnel_nic_del_port, }; diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index 9d0d6b0025cf..eae75260fe20 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -145,7 +145,7 @@ void ice_clean_tx_ring(struct ice_ring *tx_ring) { u16 i; - if (ice_ring_is_xdp(tx_ring) && tx_ring->xsk_umem) { + if (ice_ring_is_xdp(tx_ring) && tx_ring->xsk_pool) { ice_xsk_clean_xdp_ring(tx_ring); goto tx_skip_free; } @@ -375,7 +375,7 @@ void ice_clean_rx_ring(struct ice_ring *rx_ring) if (!rx_ring->rx_buf) return; - if (rx_ring->xsk_umem) { + if (rx_ring->xsk_pool) { ice_xsk_clean_rx_ring(rx_ring); goto rx_skip_free; } @@ -919,10 +919,7 @@ ice_build_skb(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf, * likely have a consumer accessing first few bytes of meta * data, and then actual data. */ - prefetch(xdp->data_meta); -#if L1_CACHE_BYTES < 128 - prefetch((void *)(xdp->data + L1_CACHE_BYTES)); -#endif + net_prefetch(xdp->data_meta); /* build an skb around the page buffer */ skb = build_skb(xdp->data_hard_start, truesize); if (unlikely(!skb)) @@ -964,10 +961,7 @@ ice_construct_skb(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(xdp->data); -#if L1_CACHE_BYTES < 128 - prefetch((void *)(xdp->data + L1_CACHE_BYTES)); -#endif /* L1_CACHE_BYTES */ + net_prefetch(xdp->data); /* allocate a skb to store the frags */ skb = __napi_alloc_skb(&rx_ring->q_vector->napi, ICE_RX_HDR_SIZE, @@ -1616,7 +1610,7 @@ int ice_napi_poll(struct napi_struct *napi, int budget) * budget and be more aggressive about cleaning up the Tx descriptors. */ ice_for_each_ring(ring, q_vector->tx) { - bool wd = ring->xsk_umem ? + bool wd = ring->xsk_pool ? ice_clean_tx_irq_zc(ring, budget) : ice_clean_tx_irq(ring, budget); @@ -1646,7 +1640,7 @@ int ice_napi_poll(struct napi_struct *napi, int budget) * comparison in the irq context instead of many inside the * ice_clean_rx_irq function and makes the codebase cleaner. */ - cleaned = ring->xsk_umem ? + cleaned = ring->xsk_pool ? ice_clean_rx_irq_zc(ring, budget_per_ring) : ice_clean_rx_irq(ring, budget_per_ring); work_done += cleaned; diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.h b/drivers/net/ethernet/intel/ice/ice_txrx.h index 51b4df7a59d2..ff1a1cbd078e 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.h +++ b/drivers/net/ethernet/intel/ice/ice_txrx.h @@ -43,7 +43,7 @@ /** * ice_compute_pad - compute the padding - * rx_buf_len: buffer length + * @rx_buf_len: buffer length * * Figure out the size of half page based on given buffer length and * then subtract the skb_shared_info followed by subtraction of the @@ -295,7 +295,7 @@ struct ice_ring { struct rcu_head rcu; /* to avoid race on free */ struct bpf_prog *xdp_prog; - struct xdp_umem *xsk_umem; + struct xsk_buff_pool *xsk_pool; /* CL3 - 3rd cacheline starts here */ struct xdp_rxq_info xdp_rxq; /* CLX - the below items are only accessed infrequently and should be diff --git a/drivers/net/ethernet/intel/ice/ice_type.h b/drivers/net/ethernet/intel/ice/ice_type.h index 4cdccfadf274..2226a291a394 100644 --- a/drivers/net/ethernet/intel/ice/ice_type.h +++ b/drivers/net/ethernet/intel/ice/ice_type.h @@ -676,6 +676,9 @@ struct ice_hw { struct mutex tnl_lock; struct ice_tunnel_table tnl; + struct udp_tunnel_nic_shared udp_tunnel_shared; + struct udp_tunnel_nic_info udp_tunnel_nic; + /* HW block tables */ struct ice_blk_info blk[ICE_BLK_COUNT]; struct mutex fl_profs_locks[ICE_BLK_COUNT]; /* lock fltr profiles */ diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index 71497776ac62..ec7f6c64132e 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -871,7 +871,7 @@ static int ice_get_max_valid_res_idx(struct ice_res_tracker *res) * If there are not enough resources available, return an error. This should * always be caught by ice_set_per_vf_res(). * - * Return 0 on success, and -EINVAL when there are not enough MSIX vectors in + * Return 0 on success, and -EINVAL when there are not enough MSIX vectors * in the PF's space available for SR-IOV. */ static int ice_sriov_set_msix_res(struct ice_pf *pf, u16 num_msix_needed) diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c index 20ac5fca68c6..797886524054 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.c +++ b/drivers/net/ethernet/intel/ice/ice_xsk.c @@ -236,7 +236,7 @@ static int ice_qp_ena(struct ice_vsi *vsi, u16 q_idx) if (err) goto free_buf; ice_set_ring_xdp(xdp_ring); - xdp_ring->xsk_umem = ice_xsk_umem(xdp_ring); + xdp_ring->xsk_pool = ice_xsk_pool(xdp_ring); } err = ice_setup_rx_ctx(rx_ring); @@ -260,21 +260,21 @@ free_buf: } /** - * ice_xsk_alloc_umems - allocate a UMEM region for an XDP socket - * @vsi: VSI to allocate the UMEM on + * ice_xsk_alloc_pools - allocate a buffer pool for an XDP socket + * @vsi: VSI to allocate the buffer pool on * * Returns 0 on success, negative on error */ -static int ice_xsk_alloc_umems(struct ice_vsi *vsi) +static int ice_xsk_alloc_pools(struct ice_vsi *vsi) { - if (vsi->xsk_umems) + if (vsi->xsk_pools) return 0; - vsi->xsk_umems = kcalloc(vsi->num_xsk_umems, sizeof(*vsi->xsk_umems), + vsi->xsk_pools = kcalloc(vsi->num_xsk_pools, sizeof(*vsi->xsk_pools), GFP_KERNEL); - if (!vsi->xsk_umems) { - vsi->num_xsk_umems = 0; + if (!vsi->xsk_pools) { + vsi->num_xsk_pools = 0; return -ENOMEM; } @@ -282,73 +282,73 @@ static int ice_xsk_alloc_umems(struct ice_vsi *vsi) } /** - * ice_xsk_remove_umem - Remove an UMEM for a certain ring/qid + * ice_xsk_remove_pool - Remove an buffer pool for a certain ring/qid * @vsi: VSI from which the VSI will be removed - * @qid: Ring/qid associated with the UMEM + * @qid: Ring/qid associated with the buffer pool */ -static void ice_xsk_remove_umem(struct ice_vsi *vsi, u16 qid) +static void ice_xsk_remove_pool(struct ice_vsi *vsi, u16 qid) { - vsi->xsk_umems[qid] = NULL; - vsi->num_xsk_umems_used--; + vsi->xsk_pools[qid] = NULL; + vsi->num_xsk_pools_used--; - if (vsi->num_xsk_umems_used == 0) { - kfree(vsi->xsk_umems); - vsi->xsk_umems = NULL; - vsi->num_xsk_umems = 0; + if (vsi->num_xsk_pools_used == 0) { + kfree(vsi->xsk_pools); + vsi->xsk_pools = NULL; + vsi->num_xsk_pools = 0; } } /** - * ice_xsk_umem_disable - disable a UMEM region + * ice_xsk_pool_disable - disable a buffer pool region * @vsi: Current VSI * @qid: queue ID * * Returns 0 on success, negative on failure */ -static int ice_xsk_umem_disable(struct ice_vsi *vsi, u16 qid) +static int ice_xsk_pool_disable(struct ice_vsi *vsi, u16 qid) { - if (!vsi->xsk_umems || qid >= vsi->num_xsk_umems || - !vsi->xsk_umems[qid]) + if (!vsi->xsk_pools || qid >= vsi->num_xsk_pools || + !vsi->xsk_pools[qid]) return -EINVAL; - xsk_buff_dma_unmap(vsi->xsk_umems[qid], ICE_RX_DMA_ATTR); - ice_xsk_remove_umem(vsi, qid); + xsk_pool_dma_unmap(vsi->xsk_pools[qid], ICE_RX_DMA_ATTR); + ice_xsk_remove_pool(vsi, qid); return 0; } /** - * ice_xsk_umem_enable - enable a UMEM region + * ice_xsk_pool_enable - enable a buffer pool region * @vsi: Current VSI - * @umem: pointer to a requested UMEM region + * @pool: pointer to a requested buffer pool region * @qid: queue ID * * Returns 0 on success, negative on failure */ static int -ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid) +ice_xsk_pool_enable(struct ice_vsi *vsi, struct xsk_buff_pool *pool, u16 qid) { int err; if (vsi->type != ICE_VSI_PF) return -EINVAL; - if (!vsi->num_xsk_umems) - vsi->num_xsk_umems = min_t(u16, vsi->num_rxq, vsi->num_txq); - if (qid >= vsi->num_xsk_umems) + if (!vsi->num_xsk_pools) + vsi->num_xsk_pools = min_t(u16, vsi->num_rxq, vsi->num_txq); + if (qid >= vsi->num_xsk_pools) return -EINVAL; - err = ice_xsk_alloc_umems(vsi); + err = ice_xsk_alloc_pools(vsi); if (err) return err; - if (vsi->xsk_umems && vsi->xsk_umems[qid]) + if (vsi->xsk_pools && vsi->xsk_pools[qid]) return -EBUSY; - vsi->xsk_umems[qid] = umem; - vsi->num_xsk_umems_used++; + vsi->xsk_pools[qid] = pool; + vsi->num_xsk_pools_used++; - err = xsk_buff_dma_map(vsi->xsk_umems[qid], ice_pf_to_dev(vsi->back), + err = xsk_pool_dma_map(vsi->xsk_pools[qid], ice_pf_to_dev(vsi->back), ICE_RX_DMA_ATTR); if (err) return err; @@ -357,17 +357,17 @@ ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid) } /** - * ice_xsk_umem_setup - enable/disable a UMEM region depending on its state + * ice_xsk_pool_setup - enable/disable a buffer pool region depending on its state * @vsi: Current VSI - * @umem: UMEM to enable/associate to a ring, NULL to disable + * @pool: buffer pool to enable/associate to a ring, NULL to disable * @qid: queue ID * * Returns 0 on success, negative on failure */ -int ice_xsk_umem_setup(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid) +int ice_xsk_pool_setup(struct ice_vsi *vsi, struct xsk_buff_pool *pool, u16 qid) { - bool if_running, umem_present = !!umem; - int ret = 0, umem_failure = 0; + bool if_running, pool_present = !!pool; + int ret = 0, pool_failure = 0; if_running = netif_running(vsi->netdev) && ice_is_xdp_ena_vsi(vsi); @@ -375,26 +375,26 @@ int ice_xsk_umem_setup(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid) ret = ice_qp_dis(vsi, qid); if (ret) { netdev_err(vsi->netdev, "ice_qp_dis error = %d\n", ret); - goto xsk_umem_if_up; + goto xsk_pool_if_up; } } - umem_failure = umem_present ? ice_xsk_umem_enable(vsi, umem, qid) : - ice_xsk_umem_disable(vsi, qid); + pool_failure = pool_present ? ice_xsk_pool_enable(vsi, pool, qid) : + ice_xsk_pool_disable(vsi, qid); -xsk_umem_if_up: +xsk_pool_if_up: if (if_running) { ret = ice_qp_ena(vsi, qid); - if (!ret && umem_present) + if (!ret && pool_present) napi_schedule(&vsi->xdp_rings[qid]->q_vector->napi); else if (ret) netdev_err(vsi->netdev, "ice_qp_ena error = %d\n", ret); } - if (umem_failure) { - netdev_err(vsi->netdev, "Could not %sable UMEM, error = %d\n", - umem_present ? "en" : "dis", umem_failure); - return umem_failure; + if (pool_failure) { + netdev_err(vsi->netdev, "Could not %sable buffer pool, error = %d\n", + pool_present ? "en" : "dis", pool_failure); + return pool_failure; } return ret; @@ -425,7 +425,7 @@ bool ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, u16 count) rx_buf = &rx_ring->rx_buf[ntu]; do { - rx_buf->xdp = xsk_buff_alloc(rx_ring->xsk_umem); + rx_buf->xdp = xsk_buff_alloc(rx_ring->xsk_pool); if (!rx_buf->xdp) { ret = true; break; @@ -595,7 +595,7 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget) rx_buf = &rx_ring->rx_buf[rx_ring->next_to_clean]; rx_buf->xdp->data_end = rx_buf->xdp->data + size; - xsk_buff_dma_sync_for_cpu(rx_buf->xdp); + xsk_buff_dma_sync_for_cpu(rx_buf->xdp, rx_ring->xsk_pool); xdp_res = ice_run_xdp_zc(rx_ring, rx_buf->xdp); if (xdp_res) { @@ -645,11 +645,11 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget) ice_finalize_xdp_rx(rx_ring, xdp_xmit); ice_update_rx_ring_stats(rx_ring, total_rx_packets, total_rx_bytes); - if (xsk_umem_uses_need_wakeup(rx_ring->xsk_umem)) { + if (xsk_uses_need_wakeup(rx_ring->xsk_pool)) { if (failure || rx_ring->next_to_clean == rx_ring->next_to_use) - xsk_set_rx_need_wakeup(rx_ring->xsk_umem); + xsk_set_rx_need_wakeup(rx_ring->xsk_pool); else - xsk_clear_rx_need_wakeup(rx_ring->xsk_umem); + xsk_clear_rx_need_wakeup(rx_ring->xsk_pool); return (int)total_rx_packets; } @@ -682,11 +682,11 @@ static bool ice_xmit_zc(struct ice_ring *xdp_ring, int budget) tx_buf = &xdp_ring->tx_buf[xdp_ring->next_to_use]; - if (!xsk_umem_consume_tx(xdp_ring->xsk_umem, &desc)) + if (!xsk_tx_peek_desc(xdp_ring->xsk_pool, &desc)) break; - dma = xsk_buff_raw_get_dma(xdp_ring->xsk_umem, desc.addr); - xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_umem, dma, + dma = xsk_buff_raw_get_dma(xdp_ring->xsk_pool, desc.addr); + xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_pool, dma, desc.len); tx_buf->bytecount = desc.len; @@ -703,7 +703,7 @@ static bool ice_xmit_zc(struct ice_ring *xdp_ring, int budget) if (tx_desc) { ice_xdp_ring_update_tail(xdp_ring); - xsk_umem_consume_tx_done(xdp_ring->xsk_umem); + xsk_tx_release(xdp_ring->xsk_pool); } return budget > 0 && work_done; @@ -777,10 +777,10 @@ bool ice_clean_tx_irq_zc(struct ice_ring *xdp_ring, int budget) xdp_ring->next_to_clean = ntc; if (xsk_frames) - xsk_umem_complete_tx(xdp_ring->xsk_umem, xsk_frames); + xsk_tx_completed(xdp_ring->xsk_pool, xsk_frames); - if (xsk_umem_uses_need_wakeup(xdp_ring->xsk_umem)) - xsk_set_tx_need_wakeup(xdp_ring->xsk_umem); + if (xsk_uses_need_wakeup(xdp_ring->xsk_pool)) + xsk_set_tx_need_wakeup(xdp_ring->xsk_pool); ice_update_tx_ring_stats(xdp_ring, total_packets, total_bytes); xmit_done = ice_xmit_zc(xdp_ring, ICE_DFLT_IRQ_WORK); @@ -814,7 +814,7 @@ ice_xsk_wakeup(struct net_device *netdev, u32 queue_id, if (queue_id >= vsi->num_txq) return -ENXIO; - if (!vsi->xdp_rings[queue_id]->xsk_umem) + if (!vsi->xdp_rings[queue_id]->xsk_pool) return -ENXIO; ring = vsi->xdp_rings[queue_id]; @@ -833,20 +833,20 @@ ice_xsk_wakeup(struct net_device *netdev, u32 queue_id, } /** - * ice_xsk_any_rx_ring_ena - Checks if Rx rings have AF_XDP UMEM attached + * ice_xsk_any_rx_ring_ena - Checks if Rx rings have AF_XDP buff pool attached * @vsi: VSI to be checked * - * Returns true if any of the Rx rings has an AF_XDP UMEM attached + * Returns true if any of the Rx rings has an AF_XDP buff pool attached */ bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi) { int i; - if (!vsi->xsk_umems) + if (!vsi->xsk_pools) return false; - for (i = 0; i < vsi->num_xsk_umems; i++) { - if (vsi->xsk_umems[i]) + for (i = 0; i < vsi->num_xsk_pools; i++) { + if (vsi->xsk_pools[i]) return true; } @@ -854,7 +854,7 @@ bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi) } /** - * ice_xsk_clean_rx_ring - clean UMEM queues connected to a given Rx ring + * ice_xsk_clean_rx_ring - clean buffer pool queues connected to a given Rx ring * @rx_ring: ring to be cleaned */ void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring) @@ -872,7 +872,7 @@ void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring) } /** - * ice_xsk_clean_xdp_ring - Clean the XDP Tx ring and its UMEM queues + * ice_xsk_clean_xdp_ring - Clean the XDP Tx ring and its buffer pool queues * @xdp_ring: XDP_Tx ring */ void ice_xsk_clean_xdp_ring(struct ice_ring *xdp_ring) @@ -896,5 +896,5 @@ void ice_xsk_clean_xdp_ring(struct ice_ring *xdp_ring) } if (xsk_frames) - xsk_umem_complete_tx(xdp_ring->xsk_umem, xsk_frames); + xsk_tx_completed(xdp_ring->xsk_pool, xsk_frames); } diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.h b/drivers/net/ethernet/intel/ice/ice_xsk.h index fc1a06b4df36..fad783690134 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.h +++ b/drivers/net/ethernet/intel/ice/ice_xsk.h @@ -9,7 +9,8 @@ struct ice_vsi; #ifdef CONFIG_XDP_SOCKETS -int ice_xsk_umem_setup(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid); +int ice_xsk_pool_setup(struct ice_vsi *vsi, struct xsk_buff_pool *pool, + u16 qid); int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget); bool ice_clean_tx_irq_zc(struct ice_ring *xdp_ring, int budget); int ice_xsk_wakeup(struct net_device *netdev, u32 queue_id, u32 flags); @@ -19,8 +20,8 @@ void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring); void ice_xsk_clean_xdp_ring(struct ice_ring *xdp_ring); #else static inline int -ice_xsk_umem_setup(struct ice_vsi __always_unused *vsi, - struct xdp_umem __always_unused *umem, +ice_xsk_pool_setup(struct ice_vsi __always_unused *vsi, + struct xsk_buff_pool __always_unused *pool, u16 __always_unused qid) { return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c index a32391e82762..50863fd87d53 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -2554,7 +2554,7 @@ out: /** * __igb_access_emi_reg - Read/write EMI register * @hw: pointer to the HW structure - * @addr: EMI address to program + * @address: EMI address to program * @data: pointer to value to read/write from/to the EMI address * @read: boolean flag to indicate read or write **/ @@ -2590,7 +2590,7 @@ s32 igb_read_emi_reg(struct e1000_hw *hw, u16 addr, u16 *data) * igb_set_eee_i350 - Enable/disable EEE support * @hw: pointer to the HW structure * @adv1G: boolean flag enabling 1G EEE advertisement - * @adv100m: boolean flag enabling 100M EEE advertisement + * @adv100M: boolean flag enabling 100M EEE advertisement * * Enable/disable EEE based on setting in dev_spec structure. * @@ -2646,7 +2646,7 @@ out: * igb_set_eee_i354 - Enable/disable EEE support * @hw: pointer to the HW structure * @adv1G: boolean flag enabling 1G EEE advertisement - * @adv100m: boolean flag enabling 100M EEE advertisement + * @adv100M: boolean flag enabling 100M EEE advertisement * * Enable/disable EEE legacy mode based on setting in dev_spec structure. * diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.c b/drivers/net/ethernet/intel/igb/e1000_i210.c index c393cb2c0f16..9265901455cd 100644 --- a/drivers/net/ethernet/intel/igb/e1000_i210.c +++ b/drivers/net/ethernet/intel/igb/e1000_i210.c @@ -357,13 +357,14 @@ static s32 igb_read_invm_word_i210(struct e1000_hw *hw, u8 address, u16 *data) /** * igb_read_invm_i210 - Read invm wrapper function for I210/I211 * @hw: pointer to the HW structure - * @words: number of words to read + * @offset: offset to read from + * @words: number of words to read (unused) * @data: pointer to the data read * * Wrapper function to return data formerly found in the NVM. **/ static s32 igb_read_invm_i210(struct e1000_hw *hw, u16 offset, - u16 words __always_unused, u16 *data) + u16 __always_unused words, u16 *data) { s32 ret_val = 0; diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c index 3254737c07a3..fd8eb2f9ab9d 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.c +++ b/drivers/net/ethernet/intel/igb/e1000_mac.c @@ -166,6 +166,7 @@ static s32 igb_find_vlvf_slot(struct e1000_hw *hw, u32 vlan, bool vlvf_bypass) * @vlan: VLAN id to add or remove * @vind: VMDq output index that maps queue to VLAN id * @vlan_on: if true add filter, if false remove + * @vlvf_bypass: skip VLVF if no match is found * * Sets or clears a bit in the VLAN filter table array based on VLAN id * and if we are adding or removing the filter diff --git a/drivers/net/ethernet/intel/igb/e1000_mbx.c b/drivers/net/ethernet/intel/igb/e1000_mbx.c index 46debd991bfe..33cceb77e960 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mbx.c +++ b/drivers/net/ethernet/intel/igb/e1000_mbx.c @@ -9,6 +9,7 @@ * @msg: The message buffer * @size: Length of buffer * @mbx_id: id of mailbox to read + * @unlock: skip locking or not * * returns SUCCESS if it successfully read message from buffer **/ diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 2f015b60a995..0286d2fceee4 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -19,6 +19,8 @@ #include <linux/pci.h> #include <linux/mdio.h> +#include <net/xdp.h> + struct igb_adapter; #define E1000_PCS_CFG_IGN_SD 1 @@ -79,6 +81,12 @@ struct igb_adapter; #define IGB_I210_RX_LATENCY_100 2213 #define IGB_I210_RX_LATENCY_1000 448 +/* XDP */ +#define IGB_XDP_PASS 0 +#define IGB_XDP_CONSUMED BIT(0) +#define IGB_XDP_TX BIT(1) +#define IGB_XDP_REDIR BIT(2) + struct vf_data_storage { unsigned char vf_mac_addresses[ETH_ALEN]; u16 vf_mc_hashes[IGB_MAX_VF_MC_ENTRIES]; @@ -132,17 +140,62 @@ struct vf_mac_filter { /* Supported Rx Buffer Sizes */ #define IGB_RXBUFFER_256 256 +#define IGB_RXBUFFER_1536 1536 #define IGB_RXBUFFER_2048 2048 #define IGB_RXBUFFER_3072 3072 #define IGB_RX_HDR_LEN IGB_RXBUFFER_256 #define IGB_TS_HDR_LEN 16 -#define IGB_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN) +/* Attempt to maximize the headroom available for incoming frames. We + * use a 2K buffer for receives and need 1536/1534 to store the data for + * the frame. This leaves us with 512 bytes of room. From that we need + * to deduct the space needed for the shared info and the padding needed + * to IP align the frame. + * + * Note: For cache line sizes 256 or larger this value is going to end + * up negative. In these cases we should fall back to the 3K + * buffers. + */ #if (PAGE_SIZE < 8192) -#define IGB_MAX_FRAME_BUILD_SKB \ - (SKB_WITH_OVERHEAD(IGB_RXBUFFER_2048) - IGB_SKB_PAD - IGB_TS_HDR_LEN) +#define IGB_MAX_FRAME_BUILD_SKB (IGB_RXBUFFER_1536 - NET_IP_ALIGN) +#define IGB_2K_TOO_SMALL_WITH_PADDING \ +((NET_SKB_PAD + IGB_TS_HDR_LEN + IGB_RXBUFFER_1536) > SKB_WITH_OVERHEAD(IGB_RXBUFFER_2048)) + +static inline int igb_compute_pad(int rx_buf_len) +{ + int page_size, pad_size; + + page_size = ALIGN(rx_buf_len, PAGE_SIZE / 2); + pad_size = SKB_WITH_OVERHEAD(page_size) - rx_buf_len; + + return pad_size; +} + +static inline int igb_skb_pad(void) +{ + int rx_buf_len; + + /* If a 2K buffer cannot handle a standard Ethernet frame then + * optimize padding for a 3K buffer instead of a 1.5K buffer. + * + * For a 3K buffer we need to add enough padding to allow for + * tailroom due to NET_IP_ALIGN possibly shifting us out of + * cache-line alignment. + */ + if (IGB_2K_TOO_SMALL_WITH_PADDING) + rx_buf_len = IGB_RXBUFFER_3072 + SKB_DATA_ALIGN(NET_IP_ALIGN); + else + rx_buf_len = IGB_RXBUFFER_1536; + + /* if needed make room for NET_IP_ALIGN */ + rx_buf_len -= NET_IP_ALIGN; + + return igb_compute_pad(rx_buf_len); +} + +#define IGB_SKB_PAD igb_skb_pad() #else -#define IGB_MAX_FRAME_BUILD_SKB (IGB_RXBUFFER_2048 - IGB_TS_HDR_LEN) +#define IGB_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN) #endif /* How many Rx Buffers do we bundle into one write to the hardware ? */ @@ -194,13 +247,22 @@ enum igb_tx_flags { #define IGB_SFF_ADDRESSING_MODE 0x4 #define IGB_SFF_8472_UNSUP 0x00 +enum igb_tx_buf_type { + IGB_TYPE_SKB = 0, + IGB_TYPE_XDP, +}; + /* wrapper around a pointer to a socket buffer, * so a DMA handle can be stored along with the buffer */ struct igb_tx_buffer { union e1000_adv_tx_desc *next_to_watch; unsigned long time_stamp; - struct sk_buff *skb; + enum igb_tx_buf_type type; + union { + struct sk_buff *skb; + struct xdp_frame *xdpf; + }; unsigned int bytecount; u16 gso_segs; __be16 protocol; @@ -248,6 +310,7 @@ struct igb_ring_container { struct igb_ring { struct igb_q_vector *q_vector; /* backlink to q_vector */ struct net_device *netdev; /* back pointer to net_device */ + struct bpf_prog *xdp_prog; struct device *dev; /* device pointer for dma mapping */ union { /* array of buffer info structs */ struct igb_tx_buffer *tx_buffer_info; @@ -288,6 +351,7 @@ struct igb_ring { struct u64_stats_sync rx_syncp; }; }; + struct xdp_rxq_info xdp_rxq; } ____cacheline_internodealigned_in_smp; struct igb_q_vector { @@ -339,7 +403,7 @@ static inline unsigned int igb_rx_bufsz(struct igb_ring *ring) return IGB_RXBUFFER_3072; if (ring_uses_build_skb(ring)) - return IGB_MAX_FRAME_BUILD_SKB + IGB_TS_HDR_LEN; + return IGB_MAX_FRAME_BUILD_SKB; #endif return IGB_RXBUFFER_2048; } @@ -467,6 +531,7 @@ struct igb_adapter { unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; struct net_device *netdev; + struct bpf_prog *xdp_prog; unsigned long state; unsigned int flags; @@ -643,6 +708,9 @@ enum igb_boards { extern char igb_driver_name[]; +int igb_xmit_xdp_ring(struct igb_adapter *adapter, + struct igb_ring *ring, + struct xdp_frame *xdpf); int igb_open(struct net_device *netdev); int igb_close(struct net_device *netdev); int igb_up(struct igb_adapter *); diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 6e8231c1ddf0..28baf203459a 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -961,6 +961,10 @@ static int igb_set_ringparam(struct net_device *netdev, memcpy(&temp_ring[i], adapter->rx_ring[i], sizeof(struct igb_ring)); + /* Clear copied XDP RX-queue info */ + memset(&temp_ring[i].xdp_rxq, 0, + sizeof(temp_ring[i].xdp_rxq)); + temp_ring[i].count = new_rx_count; err = igb_setup_rx_resources(&temp_ring[i]); if (err) { diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index d9c3a6b169f9..5fc2c381da55 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -30,6 +30,8 @@ #include <linux/if_ether.h> #include <linux/aer.h> #include <linux/prefetch.h> +#include <linux/bpf.h> +#include <linux/bpf_trace.h> #include <linux/pm_runtime.h> #include <linux/etherdevice.h> #ifdef CONFIG_IGB_DCA @@ -549,8 +551,7 @@ exit: /** * igb_get_i2c_data - Reads the I2C SDA data bit - * @hw: pointer to hardware structure - * @i2cctl: Current value of I2CCTL register + * @data: opaque pointer to adapter struct * * Returns the I2C data bit value **/ @@ -2220,7 +2221,6 @@ void igb_down(struct igb_adapter *adapter) void igb_reinit_locked(struct igb_adapter *adapter) { - WARN_ON(in_interrupt()); while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) usleep_range(1000, 2000); igb_down(adapter); @@ -2824,6 +2824,147 @@ static int igb_setup_tc(struct net_device *dev, enum tc_setup_type type, } } +static int igb_xdp_setup(struct net_device *dev, struct bpf_prog *prog) +{ + int i, frame_size = dev->mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + struct igb_adapter *adapter = netdev_priv(dev); + bool running = netif_running(dev); + struct bpf_prog *old_prog; + bool need_reset; + + /* verify igb ring attributes are sufficient for XDP */ + for (i = 0; i < adapter->num_rx_queues; i++) { + struct igb_ring *ring = adapter->rx_ring[i]; + + if (frame_size > igb_rx_bufsz(ring)) + return -EINVAL; + } + + old_prog = xchg(&adapter->xdp_prog, prog); + need_reset = (!!prog != !!old_prog); + + /* device is up and bpf is added/removed, must setup the RX queues */ + if (need_reset && running) { + igb_close(dev); + } else { + for (i = 0; i < adapter->num_rx_queues; i++) + (void)xchg(&adapter->rx_ring[i]->xdp_prog, + adapter->xdp_prog); + } + + if (old_prog) + bpf_prog_put(old_prog); + + /* bpf is just replaced, RXQ and MTU are already setup */ + if (!need_reset) + return 0; + + if (running) + igb_open(dev); + + return 0; +} + +static int igb_xdp(struct net_device *dev, struct netdev_bpf *xdp) +{ + switch (xdp->command) { + case XDP_SETUP_PROG: + return igb_xdp_setup(dev, xdp->prog); + default: + return -EINVAL; + } +} + +static void igb_xdp_ring_update_tail(struct igb_ring *ring) +{ + /* Force memory writes to complete before letting h/w know there + * are new descriptors to fetch. + */ + wmb(); + writel(ring->next_to_use, ring->tail); +} + +static struct igb_ring *igb_xdp_tx_queue_mapping(struct igb_adapter *adapter) +{ + unsigned int r_idx = smp_processor_id(); + + if (r_idx >= adapter->num_tx_queues) + r_idx = r_idx % adapter->num_tx_queues; + + return adapter->tx_ring[r_idx]; +} + +static int igb_xdp_xmit_back(struct igb_adapter *adapter, struct xdp_buff *xdp) +{ + struct xdp_frame *xdpf = xdp_convert_buff_to_frame(xdp); + int cpu = smp_processor_id(); + struct igb_ring *tx_ring; + struct netdev_queue *nq; + u32 ret; + + if (unlikely(!xdpf)) + return IGB_XDP_CONSUMED; + + /* During program transitions its possible adapter->xdp_prog is assigned + * but ring has not been configured yet. In this case simply abort xmit. + */ + tx_ring = adapter->xdp_prog ? igb_xdp_tx_queue_mapping(adapter) : NULL; + if (unlikely(!tx_ring)) + return -ENXIO; + + nq = txring_txq(tx_ring); + __netif_tx_lock(nq, cpu); + ret = igb_xmit_xdp_ring(adapter, tx_ring, xdpf); + __netif_tx_unlock(nq); + + return ret; +} + +static int igb_xdp_xmit(struct net_device *dev, int n, + struct xdp_frame **frames, u32 flags) +{ + struct igb_adapter *adapter = netdev_priv(dev); + int cpu = smp_processor_id(); + struct igb_ring *tx_ring; + struct netdev_queue *nq; + int drops = 0; + int i; + + if (unlikely(test_bit(__IGB_DOWN, &adapter->state))) + return -ENETDOWN; + + if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK)) + return -EINVAL; + + /* During program transitions its possible adapter->xdp_prog is assigned + * but ring has not been configured yet. In this case simply abort xmit. + */ + tx_ring = adapter->xdp_prog ? igb_xdp_tx_queue_mapping(adapter) : NULL; + if (unlikely(!tx_ring)) + return -ENXIO; + + nq = txring_txq(tx_ring); + __netif_tx_lock(nq, cpu); + + for (i = 0; i < n; i++) { + struct xdp_frame *xdpf = frames[i]; + int err; + + err = igb_xmit_xdp_ring(adapter, tx_ring, xdpf); + if (err != IGB_XDP_TX) { + xdp_return_frame_rx_napi(xdpf); + drops++; + } + } + + __netif_tx_unlock(nq); + + if (unlikely(flags & XDP_XMIT_FLUSH)) + igb_xdp_ring_update_tail(tx_ring); + + return n - drops; +} + static const struct net_device_ops igb_netdev_ops = { .ndo_open = igb_open, .ndo_stop = igb_close, @@ -2848,6 +2989,8 @@ static const struct net_device_ops igb_netdev_ops = { .ndo_fdb_add = igb_ndo_fdb_add, .ndo_features_check = igb_features_check, .ndo_setup_tc = igb_setup_tc, + .ndo_bpf = igb_xdp, + .ndo_xdp_xmit = igb_xdp_xmit, }; /** @@ -3388,7 +3531,9 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) "Width x1" : "unknown"), netdev->dev_addr); } - if ((hw->mac.type >= e1000_i210 || + if ((hw->mac.type == e1000_82576 && + rd32(E1000_EECD) & E1000_EECD_PRES) || + (hw->mac.type >= e1000_i210 || igb_get_flash_presence_i210(hw))) { ret_val = igb_read_part_string(hw, part_str, E1000_PBANUM_LENGTH); @@ -3868,6 +4013,7 @@ static int igb_sw_init(struct igb_adapter *adapter) /** * igb_open - Called when a network interface is made active * @netdev: network interface device structure + * @resuming: indicates whether we are in a resume call * * Returns 0 on success, negative value on failure * @@ -3985,6 +4131,7 @@ int igb_open(struct net_device *netdev) /** * igb_close - Disables a network interface * @netdev: network interface device structure + * @suspending: indicates we are in a suspend call * * Returns 0, this is not allowed to fail * @@ -4178,6 +4325,7 @@ static void igb_configure_tx(struct igb_adapter *adapter) **/ int igb_setup_rx_resources(struct igb_ring *rx_ring) { + struct igb_adapter *adapter = netdev_priv(rx_ring->netdev); struct device *dev = rx_ring->dev; int size; @@ -4200,6 +4348,13 @@ int igb_setup_rx_resources(struct igb_ring *rx_ring) rx_ring->next_to_clean = 0; rx_ring->next_to_use = 0; + rx_ring->xdp_prog = adapter->xdp_prog; + + /* XDP RX-queue info */ + if (xdp_rxq_info_reg(&rx_ring->xdp_rxq, rx_ring->netdev, + rx_ring->queue_index) < 0) + goto err; + return 0; err: @@ -4504,6 +4659,10 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, int reg_idx = ring->reg_idx; u32 rxdctl = 0; + xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); + WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, + MEM_TYPE_PAGE_SHARED, NULL)); + /* disable the queue */ wr32(E1000_RXDCTL(reg_idx), 0); @@ -4708,6 +4867,8 @@ void igb_free_rx_resources(struct igb_ring *rx_ring) { igb_clean_rx_ring(rx_ring); + rx_ring->xdp_prog = NULL; + xdp_rxq_info_unreg(&rx_ring->xdp_rxq); vfree(rx_ring->rx_buffer_info); rx_ring->rx_buffer_info = NULL; @@ -5219,7 +5380,7 @@ static void igb_check_lvmmc(struct igb_adapter *adapter) /** * igb_watchdog - Timer Call-back - * @data: pointer to adapter cast into an unsigned long + * @t: pointer to timer_list containing our private info pointer **/ static void igb_watchdog(struct timer_list *t) { @@ -6077,6 +6238,80 @@ dma_error: return -1; } +int igb_xmit_xdp_ring(struct igb_adapter *adapter, + struct igb_ring *tx_ring, + struct xdp_frame *xdpf) +{ + union e1000_adv_tx_desc *tx_desc; + u32 len, cmd_type, olinfo_status; + struct igb_tx_buffer *tx_buffer; + dma_addr_t dma; + u16 i; + + len = xdpf->len; + + if (unlikely(!igb_desc_unused(tx_ring))) + return IGB_XDP_CONSUMED; + + dma = dma_map_single(tx_ring->dev, xdpf->data, len, DMA_TO_DEVICE); + if (dma_mapping_error(tx_ring->dev, dma)) + return IGB_XDP_CONSUMED; + + /* record the location of the first descriptor for this packet */ + tx_buffer = &tx_ring->tx_buffer_info[tx_ring->next_to_use]; + tx_buffer->bytecount = len; + tx_buffer->gso_segs = 1; + tx_buffer->protocol = 0; + + i = tx_ring->next_to_use; + tx_desc = IGB_TX_DESC(tx_ring, i); + + dma_unmap_len_set(tx_buffer, len, len); + dma_unmap_addr_set(tx_buffer, dma, dma); + tx_buffer->type = IGB_TYPE_XDP; + tx_buffer->xdpf = xdpf; + + tx_desc->read.buffer_addr = cpu_to_le64(dma); + + /* put descriptor type bits */ + cmd_type = E1000_ADVTXD_DTYP_DATA | + E1000_ADVTXD_DCMD_DEXT | + E1000_ADVTXD_DCMD_IFCS; + cmd_type |= len | IGB_TXD_DCMD; + tx_desc->read.cmd_type_len = cpu_to_le32(cmd_type); + + olinfo_status = cpu_to_le32(len << E1000_ADVTXD_PAYLEN_SHIFT); + /* 82575 requires a unique index per ring */ + if (test_bit(IGB_RING_FLAG_TX_CTX_IDX, &tx_ring->flags)) + olinfo_status |= tx_ring->reg_idx << 4; + + tx_desc->read.olinfo_status = olinfo_status; + + netdev_tx_sent_queue(txring_txq(tx_ring), tx_buffer->bytecount); + + /* set the timestamp */ + tx_buffer->time_stamp = jiffies; + + /* Avoid any potential race with xdp_xmit and cleanup */ + smp_wmb(); + + /* set next_to_watch value indicating a packet is present */ + i++; + if (i == tx_ring->count) + i = 0; + + tx_buffer->next_to_watch = tx_desc; + tx_ring->next_to_use = i; + + /* Make sure there is space in the ring for the next send. */ + igb_maybe_stop_tx(tx_ring, DESC_NEEDED); + + if (netif_xmit_stopped(txring_txq(tx_ring)) || !netdev_xmit_more()) + writel(i, tx_ring->tail); + + return IGB_XDP_TX; +} + netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb, struct igb_ring *tx_ring) { @@ -6105,6 +6340,7 @@ netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb, /* record the location of the first descriptor for this packet */ first = &tx_ring->tx_buffer_info[tx_ring->next_to_use]; + first->type = IGB_TYPE_SKB; first->skb = skb; first->bytecount = skb->len; first->gso_segs = 1; @@ -6192,8 +6428,9 @@ static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, /** * igb_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: number of the Tx queue that hung (unused) **/ -static void igb_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void igb_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -6256,6 +6493,19 @@ static int igb_change_mtu(struct net_device *netdev, int new_mtu) struct igb_adapter *adapter = netdev_priv(netdev); int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + if (adapter->xdp_prog) { + int i; + + for (i = 0; i < adapter->num_rx_queues; i++) { + struct igb_ring *ring = adapter->rx_ring[i]; + + if (max_frame > igb_rx_bufsz(ring)) { + netdev_warn(adapter->netdev, "Requested MTU size is not supported with XDP\n"); + return -EINVAL; + } + } + } + /* adjust max frame to be at least the size of a standard frame */ if (max_frame < (ETH_FRAME_LEN + ETH_FCS_LEN)) max_frame = ETH_FRAME_LEN + ETH_FCS_LEN; @@ -7809,7 +8059,10 @@ static bool igb_clean_tx_irq(struct igb_q_vector *q_vector, int napi_budget) total_packets += tx_buffer->gso_segs; /* free the skb */ - napi_consume_skb(tx_buffer->skb, napi_budget); + if (tx_buffer->type == IGB_TYPE_SKB) + napi_consume_skb(tx_buffer->skb, napi_budget); + else + xdp_return_frame(tx_buffer->xdpf); /* unmap skb header data */ dma_unmap_single(tx_ring->dev, @@ -7993,8 +8246,8 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer) * the pagecnt_bias and page count so that we fully restock the * number of references the driver holds. */ - if (unlikely(!pagecnt_bias)) { - page_ref_add(page, USHRT_MAX); + if (unlikely(pagecnt_bias == 1)) { + page_ref_add(page, USHRT_MAX - 1); rx_buffer->pagecnt_bias = USHRT_MAX; } @@ -8033,23 +8286,21 @@ static void igb_add_rx_frag(struct igb_ring *rx_ring, static struct sk_buff *igb_construct_skb(struct igb_ring *rx_ring, struct igb_rx_buffer *rx_buffer, - union e1000_adv_rx_desc *rx_desc, - unsigned int size) + struct xdp_buff *xdp, + union e1000_adv_rx_desc *rx_desc) { - void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; #if (PAGE_SIZE < 8192) unsigned int truesize = igb_rx_pg_size(rx_ring) / 2; #else - unsigned int truesize = SKB_DATA_ALIGN(size); + unsigned int truesize = SKB_DATA_ALIGN(xdp->data_end - + xdp->data_hard_start); #endif + unsigned int size = xdp->data_end - xdp->data; unsigned int headlen; struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data); /* allocate a skb to store the frags */ skb = napi_alloc_skb(&rx_ring->q_vector->napi, IGB_RX_HDR_LEN); @@ -8057,24 +8308,24 @@ static struct sk_buff *igb_construct_skb(struct igb_ring *rx_ring, return NULL; if (unlikely(igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP))) { - igb_ptp_rx_pktstamp(rx_ring->q_vector, va, skb); - va += IGB_TS_HDR_LEN; + igb_ptp_rx_pktstamp(rx_ring->q_vector, xdp->data, skb); + xdp->data += IGB_TS_HDR_LEN; size -= IGB_TS_HDR_LEN; } /* Determine available headroom for copy */ headlen = size; if (headlen > IGB_RX_HDR_LEN) - headlen = eth_get_headlen(skb->dev, va, IGB_RX_HDR_LEN); + headlen = eth_get_headlen(skb->dev, xdp->data, IGB_RX_HDR_LEN); /* align pull length to size of long to optimize memcpy performance */ - memcpy(__skb_put(skb, headlen), va, ALIGN(headlen, sizeof(long))); + memcpy(__skb_put(skb, headlen), xdp->data, ALIGN(headlen, sizeof(long))); /* update all of the pointers */ size -= headlen; if (size) { skb_add_rx_frag(skb, 0, rx_buffer->page, - (va + headlen) - page_address(rx_buffer->page), + (xdp->data + headlen) - page_address(rx_buffer->page), size, truesize); #if (PAGE_SIZE < 8192) rx_buffer->page_offset ^= truesize; @@ -8090,32 +8341,29 @@ static struct sk_buff *igb_construct_skb(struct igb_ring *rx_ring, static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring, struct igb_rx_buffer *rx_buffer, - union e1000_adv_rx_desc *rx_desc, - unsigned int size) + struct xdp_buff *xdp, + union e1000_adv_rx_desc *rx_desc) { - void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; #if (PAGE_SIZE < 8192) unsigned int truesize = igb_rx_pg_size(rx_ring) / 2; #else unsigned int truesize = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) + - SKB_DATA_ALIGN(IGB_SKB_PAD + size); + SKB_DATA_ALIGN(xdp->data_end - + xdp->data_hard_start); #endif struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data_meta); /* build an skb around the page buffer */ - skb = build_skb(va - IGB_SKB_PAD, truesize); + skb = build_skb(xdp->data_hard_start, truesize); if (unlikely(!skb)) return NULL; /* update pointers within the skb to store the data */ - skb_reserve(skb, IGB_SKB_PAD); - __skb_put(skb, size); + skb_reserve(skb, xdp->data - xdp->data_hard_start); + __skb_put(skb, xdp->data_end - xdp->data); /* pull timestamp out of packet data */ if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) { @@ -8133,6 +8381,79 @@ static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring, return skb; } +static struct sk_buff *igb_run_xdp(struct igb_adapter *adapter, + struct igb_ring *rx_ring, + struct xdp_buff *xdp) +{ + int err, result = IGB_XDP_PASS; + struct bpf_prog *xdp_prog; + u32 act; + + rcu_read_lock(); + xdp_prog = READ_ONCE(rx_ring->xdp_prog); + + if (!xdp_prog) + goto xdp_out; + + prefetchw(xdp->data_hard_start); /* xdp_frame write */ + + act = bpf_prog_run_xdp(xdp_prog, xdp); + switch (act) { + case XDP_PASS: + break; + case XDP_TX: + result = igb_xdp_xmit_back(adapter, xdp); + break; + case XDP_REDIRECT: + err = xdp_do_redirect(adapter->netdev, xdp, xdp_prog); + if (!err) + result = IGB_XDP_REDIR; + else + result = IGB_XDP_CONSUMED; + break; + default: + bpf_warn_invalid_xdp_action(act); + fallthrough; + case XDP_ABORTED: + trace_xdp_exception(rx_ring->netdev, xdp_prog, act); + fallthrough; + case XDP_DROP: + result = IGB_XDP_CONSUMED; + break; + } +xdp_out: + rcu_read_unlock(); + return ERR_PTR(-result); +} + +static unsigned int igb_rx_frame_truesize(struct igb_ring *rx_ring, + unsigned int size) +{ + unsigned int truesize; + +#if (PAGE_SIZE < 8192) + truesize = igb_rx_pg_size(rx_ring) / 2; /* Must be power-of-2 */ +#else + truesize = ring_uses_build_skb(rx_ring) ? + SKB_DATA_ALIGN(IGB_SKB_PAD + size) + + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) : + SKB_DATA_ALIGN(size); +#endif + return truesize; +} + +static void igb_rx_buffer_flip(struct igb_ring *rx_ring, + struct igb_rx_buffer *rx_buffer, + unsigned int size) +{ + unsigned int truesize = igb_rx_frame_truesize(rx_ring, size); +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif +} + static inline void igb_rx_checksum(struct igb_ring *ring, union e1000_adv_rx_desc *rx_desc, struct sk_buff *skb) @@ -8187,7 +8508,6 @@ static inline void igb_rx_hash(struct igb_ring *ring, * igb_is_non_eop - process handling of non-EOP buffers * @rx_ring: Rx ring being processed * @rx_desc: Rx descriptor for current buffer - * @skb: current socket buffer containing buffer in progress * * This function updates next to clean. If the buffer is an EOP buffer * this function exits returning false, otherwise it will place the @@ -8229,6 +8549,10 @@ static bool igb_cleanup_headers(struct igb_ring *rx_ring, union e1000_adv_rx_desc *rx_desc, struct sk_buff *skb) { + /* XDP packets use error pointer so abort at this point */ + if (IS_ERR(skb)) + return true; + if (unlikely((igb_test_staterr(rx_desc, E1000_RXDEXT_ERR_FRAME_ERR_MASK)))) { struct net_device *netdev = rx_ring->netdev; @@ -8287,6 +8611,11 @@ static void igb_process_skb_fields(struct igb_ring *rx_ring, skb->protocol = eth_type_trans(skb, rx_ring->netdev); } +static unsigned int igb_rx_offset(struct igb_ring *rx_ring) +{ + return ring_uses_build_skb(rx_ring) ? IGB_SKB_PAD : 0; +} + static struct igb_rx_buffer *igb_get_rx_buffer(struct igb_ring *rx_ring, const unsigned int size) { @@ -8330,10 +8659,20 @@ static void igb_put_rx_buffer(struct igb_ring *rx_ring, static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) { + struct igb_adapter *adapter = q_vector->adapter; struct igb_ring *rx_ring = q_vector->rx.ring; struct sk_buff *skb = rx_ring->skb; unsigned int total_bytes = 0, total_packets = 0; u16 cleaned_count = igb_desc_unused(rx_ring); + unsigned int xdp_xmit = 0; + struct xdp_buff xdp; + + xdp.rxq = &rx_ring->xdp_rxq; + + /* Frame size depend on rx_ring setup when PAGE_SIZE=4K */ +#if (PAGE_SIZE < 8192) + xdp.frame_sz = igb_rx_frame_truesize(rx_ring, 0); +#endif while (likely(total_packets < budget)) { union e1000_adv_rx_desc *rx_desc; @@ -8360,13 +8699,38 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) rx_buffer = igb_get_rx_buffer(rx_ring, size); /* retrieve a buffer from the ring */ - if (skb) + if (!skb) { + xdp.data = page_address(rx_buffer->page) + + rx_buffer->page_offset; + xdp.data_meta = xdp.data; + xdp.data_hard_start = xdp.data - + igb_rx_offset(rx_ring); + xdp.data_end = xdp.data + size; +#if (PAGE_SIZE > 4096) + /* At larger PAGE_SIZE, frame_sz depend on len size */ + xdp.frame_sz = igb_rx_frame_truesize(rx_ring, size); +#endif + skb = igb_run_xdp(adapter, rx_ring, &xdp); + } + + if (IS_ERR(skb)) { + unsigned int xdp_res = -PTR_ERR(skb); + + if (xdp_res & (IGB_XDP_TX | IGB_XDP_REDIR)) { + xdp_xmit |= xdp_res; + igb_rx_buffer_flip(rx_ring, rx_buffer, size); + } else { + rx_buffer->pagecnt_bias++; + } + total_packets++; + total_bytes += size; + } else if (skb) igb_add_rx_frag(rx_ring, rx_buffer, skb, size); else if (ring_uses_build_skb(rx_ring)) - skb = igb_build_skb(rx_ring, rx_buffer, rx_desc, size); + skb = igb_build_skb(rx_ring, rx_buffer, &xdp, rx_desc); else skb = igb_construct_skb(rx_ring, rx_buffer, - rx_desc, size); + &xdp, rx_desc); /* exit if we failed to retrieve a buffer */ if (!skb) { @@ -8406,6 +8770,15 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) /* place incomplete frames back on ring for completion */ rx_ring->skb = skb; + if (xdp_xmit & IGB_XDP_REDIR) + xdp_do_flush_map(); + + if (xdp_xmit & IGB_XDP_TX) { + struct igb_ring *tx_ring = igb_xdp_tx_queue_mapping(adapter); + + igb_xdp_ring_update_tail(tx_ring); + } + u64_stats_update_begin(&rx_ring->rx_syncp); rx_ring->rx_stats.packets += total_packets; rx_ring->rx_stats.bytes += total_bytes; @@ -8419,11 +8792,6 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) return total_packets; } -static inline unsigned int igb_rx_offset(struct igb_ring *rx_ring) -{ - return ring_uses_build_skb(rx_ring) ? IGB_SKB_PAD : 0; -} - static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, struct igb_rx_buffer *bi) { @@ -8460,14 +8828,16 @@ static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, bi->dma = dma; bi->page = page; bi->page_offset = igb_rx_offset(rx_ring); - bi->pagecnt_bias = 1; + page_ref_add(page, USHRT_MAX - 1); + bi->pagecnt_bias = USHRT_MAX; return true; } /** - * igb_alloc_rx_buffers - Replace used receive buffers; packet split - * @adapter: address of board private structure + * igb_alloc_rx_buffers - Replace used receive buffers + * @rx_ring: rx descriptor ring to allocate new receive buffers + * @cleaned_count: count of buffers to allocate **/ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) { @@ -8536,9 +8906,9 @@ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) /** * igb_mii_ioctl - - * @netdev: - * @ifreq: - * @cmd: + * @netdev: pointer to netdev struct + * @ifr: interface structure + * @cmd: ioctl command to execute **/ static int igb_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { @@ -8566,9 +8936,9 @@ static int igb_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) /** * igb_ioctl - - * @netdev: - * @ifreq: - * @cmd: + * @netdev: pointer to netdev struct + * @ifr: interface structure + * @cmd: ioctl command to execute **/ static int igb_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 490368d3d03c..7cc5428c3b3d 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -957,8 +957,8 @@ void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, /** * igb_ptp_get_ts_config - get hardware time stamping config - * @netdev: - * @ifreq: + * @netdev: netdev struct + * @ifr: interface struct * * Get the hwtstamp_config settings to return to the user. Rather than attempt * to deconstruct the settings from the registers, just return a shadow copy @@ -1141,8 +1141,8 @@ static int igb_ptp_set_timestamp_mode(struct igb_adapter *adapter, /** * igb_ptp_set_ts_config - set hardware time stamping config - * @netdev: - * @ifreq: + * @netdev: netdev struct + * @ifr: interface struct * **/ int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr) diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index 19269f5d52bc..ee9f8c1dca83 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -61,7 +61,7 @@ static const struct igbvf_info *igbvf_info_tbl[] = { /** * igbvf_desc_unused - calculate if we have unused descriptors - * @rx_ring: address of receive ring structure + * @ring: address of receive ring structure **/ static int igbvf_desc_unused(struct igbvf_ring *ring) { @@ -74,6 +74,8 @@ static int igbvf_desc_unused(struct igbvf_ring *ring) /** * igbvf_receive_skb - helper function to handle Rx indications * @adapter: board private structure + * @netdev: pointer to netdev struct + * @skb: skb to indicate to stack * @status: descriptor status field as written by hardware * @vlan: descriptor vlan field as written by hardware (no le/be conversion) * @skb: pointer to sk_buff to be indicated to stack @@ -233,6 +235,8 @@ no_buffers: /** * igbvf_clean_rx_irq - Send received data up the network stack; legacy * @adapter: board private structure + * @work_done: output parameter used to indicate completed work + * @work_to_do: input parameter setting limit of work * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -406,6 +410,7 @@ static void igbvf_put_txbuf(struct igbvf_adapter *adapter, /** * igbvf_setup_tx_resources - allocate Tx resources (Descriptors) * @adapter: board private structure + * @tx_ring: ring being initialized * * Return 0 on success, negative on failure **/ @@ -444,6 +449,7 @@ err: /** * igbvf_setup_rx_resources - allocate Rx resources (Descriptors) * @adapter: board private structure + * @rx_ring: ring being initialized * * Returns 0 on success, negative on failure **/ @@ -540,7 +546,7 @@ void igbvf_free_tx_resources(struct igbvf_ring *tx_ring) /** * igbvf_clean_rx_ring - Free Rx Buffers per Queue - * @adapter: board private structure + * @rx_ring: ring structure pointer to free buffers from **/ static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring) { @@ -760,7 +766,7 @@ static void igbvf_set_itr(struct igbvf_adapter *adapter) /** * igbvf_clean_tx_irq - Reclaim resources after transmit completes - * @adapter: board private structure + * @tx_ring: ring structure to clean descriptors from * * returns true if ring is completely cleaned **/ @@ -1891,7 +1897,7 @@ static bool igbvf_has_link(struct igbvf_adapter *adapter) /** * igbvf_watchdog - Timer Call-back - * @data: pointer to adapter cast into an unsigned long + * @t: timer list pointer containing private struct **/ static void igbvf_watchdog(struct timer_list *t) { @@ -2372,8 +2378,9 @@ static netdev_tx_t igbvf_xmit_frame(struct sk_buff *skb, /** * igbvf_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: queue timing out (unused) **/ -static void igbvf_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void igbvf_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct igbvf_adapter *adapter = netdev_priv(netdev); diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h index 2d566f3c827b..35baae900c1f 100644 --- a/drivers/net/ethernet/intel/igc/igc.h +++ b/drivers/net/ethernet/intel/igc/igc.h @@ -215,6 +215,8 @@ struct igc_adapter { spinlock_t tmreg_lock; struct cyclecounter cc; struct timecounter tc; + struct timespec64 prev_ptp_time; /* Pre-reset PTP clock */ + ktime_t ptp_reset_start; /* Reset time in clock mono */ }; void igc_up(struct igc_adapter *adapter); @@ -548,6 +550,7 @@ void igc_ptp_rx_pktstamp(struct igc_q_vector *q_vector, void *va, int igc_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr); int igc_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr); void igc_ptp_tx_hang(struct igc_adapter *adapter); +void igc_ptp_read(struct igc_adapter *adapter, struct timespec64 *ts); #define igc_rx_pg_size(_ring) (PAGE_SIZE << igc_rx_pg_order(_ring)) diff --git a/drivers/net/ethernet/intel/igc/igc_base.c b/drivers/net/ethernet/intel/igc/igc_base.c index cc5a6cf531c7..fd37d2c203af 100644 --- a/drivers/net/ethernet/intel/igc/igc_base.c +++ b/drivers/net/ethernet/intel/igc/igc_base.c @@ -215,6 +215,11 @@ static s32 igc_get_invariants_base(struct igc_hw *hw) case IGC_DEV_ID_I225_K2: case IGC_DEV_ID_I225_LMVP: case IGC_DEV_ID_I225_IT: + case IGC_DEV_ID_I226_LM: + case IGC_DEV_ID_I226_V: + case IGC_DEV_ID_I226_IT: + case IGC_DEV_ID_I221_V: + case IGC_DEV_ID_I226_BLANK_NVM: case IGC_DEV_ID_I225_BLANK_NVM: mac->type = igc_i225; break; diff --git a/drivers/net/ethernet/intel/igc/igc_defines.h b/drivers/net/ethernet/intel/igc/igc_defines.h index f1f464967f87..32f5fd684139 100644 --- a/drivers/net/ethernet/intel/igc/igc_defines.h +++ b/drivers/net/ethernet/intel/igc/igc_defines.h @@ -324,22 +324,10 @@ /* Advanced Receive Descriptor bit definitions */ #define IGC_RXDADV_STAT_TSIP 0x08000 /* timestamp in packet */ -#define IGC_RXDEXT_STATERR_CE 0x01000000 -#define IGC_RXDEXT_STATERR_SE 0x02000000 -#define IGC_RXDEXT_STATERR_SEQ 0x04000000 -#define IGC_RXDEXT_STATERR_CXE 0x10000000 -#define IGC_RXDEXT_STATERR_TCPE 0x20000000 +#define IGC_RXDEXT_STATERR_L4E 0x20000000 #define IGC_RXDEXT_STATERR_IPE 0x40000000 #define IGC_RXDEXT_STATERR_RXE 0x80000000 -/* Same mask, but for extended and packet split descriptors */ -#define IGC_RXDEXT_ERR_FRAME_ERR_MASK ( \ - IGC_RXDEXT_STATERR_CE | \ - IGC_RXDEXT_STATERR_SE | \ - IGC_RXDEXT_STATERR_SEQ | \ - IGC_RXDEXT_STATERR_CXE | \ - IGC_RXDEXT_STATERR_RXE) - #define IGC_MRQC_RSS_FIELD_IPV4_TCP 0x00010000 #define IGC_MRQC_RSS_FIELD_IPV4 0x00020000 #define IGC_MRQC_RSS_FIELD_IPV6_TCP_EX 0x00040000 @@ -409,7 +397,7 @@ #define IGC_IMIREXT_SIZE_BP 0x00001000 /* Packet size bypass */ /* Time Sync Transmit Control bit definitions */ -#define IGC_TSYNCTXCTL_VALID 0x00000001 /* Tx timestamp valid */ +#define IGC_TSYNCTXCTL_TXTT_0 0x00000001 /* Tx timestamp reg 0 valid */ #define IGC_TSYNCTXCTL_ENABLED 0x00000010 /* enable Tx timestamping */ #define IGC_TSYNCTXCTL_MAX_ALLOWED_DLY_MASK 0x0000F000 /* max delay */ #define IGC_TSYNCTXCTL_SYNC_COMP_ERR 0x20000000 /* sync err */ diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index 44410c2265d6..61d331ce38cd 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -321,6 +321,9 @@ static void igc_ethtool_get_regs(struct net_device *netdev, for (i = 0; i < 8; i++) regs_buff[205 + i] = rd32(IGC_ETQF(i)); + + regs_buff[213] = adapter->stats.tlpic; + regs_buff[214] = adapter->stats.rlpic; } static void igc_ethtool_get_wol(struct net_device *netdev, diff --git a/drivers/net/ethernet/intel/igc/igc_hw.h b/drivers/net/ethernet/intel/igc/igc_hw.h index b9fe51b91c47..55dae7c4703f 100644 --- a/drivers/net/ethernet/intel/igc/igc_hw.h +++ b/drivers/net/ethernet/intel/igc/igc_hw.h @@ -24,6 +24,11 @@ #define IGC_DEV_ID_I225_K2 0x3101 #define IGC_DEV_ID_I225_LMVP 0x5502 #define IGC_DEV_ID_I225_IT 0x0D9F +#define IGC_DEV_ID_I226_LM 0x125B +#define IGC_DEV_ID_I226_V 0x125C +#define IGC_DEV_ID_I226_IT 0x125D +#define IGC_DEV_ID_I221_V 0x125E +#define IGC_DEV_ID_I226_BLANK_NVM 0x125F #define IGC_DEV_ID_I225_BLANK_NVM 0x15FD /* Function pointers for the MAC. */ @@ -125,9 +130,6 @@ struct igc_nvm_info { struct igc_nvm_operations ops; enum igc_nvm_type type; - u32 flash_bank_size; - u32 flash_base_addr; - u16 word_size; u16 delay_usec; u16 address_bits; @@ -153,7 +155,6 @@ struct igc_phy_info { u8 mdix; bool is_mdix; - bool reset_disable; bool speed_downgraded; bool autoneg_wait_to_complete; }; @@ -239,6 +240,8 @@ struct igc_hw_stats { u64 prc511; u64 prc1023; u64 prc1522; + u64 tlpic; + u64 rlpic; u64 gprc; u64 bprc; u64 mprc; diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 9593aa4eea36..9112dff075cf 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -47,6 +47,11 @@ static const struct pci_device_id igc_pci_tbl[] = { { PCI_VDEVICE(INTEL, IGC_DEV_ID_I225_K2), board_base }, { PCI_VDEVICE(INTEL, IGC_DEV_ID_I225_LMVP), board_base }, { PCI_VDEVICE(INTEL, IGC_DEV_ID_I225_IT), board_base }, + { PCI_VDEVICE(INTEL, IGC_DEV_ID_I226_LM), board_base }, + { PCI_VDEVICE(INTEL, IGC_DEV_ID_I226_V), board_base }, + { PCI_VDEVICE(INTEL, IGC_DEV_ID_I226_IT), board_base }, + { PCI_VDEVICE(INTEL, IGC_DEV_ID_I221_V), board_base }, + { PCI_VDEVICE(INTEL, IGC_DEV_ID_I226_BLANK_NVM), board_base }, { PCI_VDEVICE(INTEL, IGC_DEV_ID_I225_BLANK_NVM), board_base }, /* required last entry */ {0, } @@ -1428,7 +1433,7 @@ static void igc_rx_checksum(struct igc_ring *ring, /* TCP/UDP checksum error bit is set */ if (igc_test_staterr(rx_desc, - IGC_RXDEXT_STATERR_TCPE | + IGC_RXDEXT_STATERR_L4E | IGC_RXDEXT_STATERR_IPE)) { /* work around errata with sctp packets where the TCPE aka * L4E bit is set incorrectly on 64 byte (60 byte w/o crc) @@ -1550,10 +1555,7 @@ static struct sk_buff *igc_build_skb(struct igc_ring *rx_ring, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(va); /* build an skb around the page buffer */ skb = build_skb(va - IGC_SKB_PAD, truesize); @@ -1589,10 +1591,7 @@ static struct sk_buff *igc_construct_skb(struct igc_ring *rx_ring, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(va); -#if L1_CACHE_BYTES < 128 - prefetch(va + L1_CACHE_BYTES); -#endif + net_prefetch(va); /* allocate a skb to store the frags */ skb = napi_alloc_skb(&rx_ring->q_vector->napi, IGC_RX_HDR_LEN); @@ -1743,8 +1742,7 @@ static bool igc_cleanup_headers(struct igc_ring *rx_ring, union igc_adv_rx_desc *rx_desc, struct sk_buff *skb) { - if (unlikely((igc_test_staterr(rx_desc, - IGC_RXDEXT_ERR_FRAME_ERR_MASK)))) { + if (unlikely(igc_test_staterr(rx_desc, IGC_RXDEXT_STATERR_RXE))) { struct net_device *netdev = rx_ring->netdev; if (!(netdev->features & NETIF_F_RXALL)) { @@ -3685,6 +3683,8 @@ void igc_update_stats(struct igc_adapter *adapter) adapter->stats.prc511 += rd32(IGC_PRC511); adapter->stats.prc1023 += rd32(IGC_PRC1023); adapter->stats.prc1522 += rd32(IGC_PRC1522); + adapter->stats.tlpic += rd32(IGC_TLPIC); + adapter->stats.rlpic += rd32(IGC_RLPIC); mpc = rd32(IGC_MPC); adapter->stats.mpc += mpc; @@ -3778,6 +3778,8 @@ void igc_down(struct igc_adapter *adapter) set_bit(__IGC_DOWN, &adapter->state); + igc_ptp_suspend(adapter); + /* disable receives in the hardware */ rctl = rd32(IGC_RCTL); wr32(IGC_RCTL, rctl & ~IGC_RCTL_EN); @@ -3831,7 +3833,6 @@ void igc_down(struct igc_adapter *adapter) void igc_reinit_locked(struct igc_adapter *adapter) { - WARN_ON(in_interrupt()); while (test_and_set_bit(__IGC_RESETTING, &adapter->state)) usleep_range(1000, 2000); igc_down(adapter); @@ -4659,7 +4660,7 @@ int igc_close(struct net_device *netdev) /** * igc_ioctl - Access the hwtstamp interface * @netdev: network interface device structure - * @ifreq: interface request data + * @ifr: interface request data * @cmd: ioctl command **/ static int igc_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) @@ -4700,14 +4701,35 @@ static int igc_save_launchtime_params(struct igc_adapter *adapter, int queue, return 0; } -static bool validate_schedule(const struct tc_taprio_qopt_offload *qopt) +static bool is_base_time_past(ktime_t base_time, const struct timespec64 *now) +{ + struct timespec64 b; + + b = ktime_to_timespec64(base_time); + + return timespec64_compare(now, &b) > 0; +} + +static bool validate_schedule(struct igc_adapter *adapter, + const struct tc_taprio_qopt_offload *qopt) { int queue_uses[IGC_MAX_TX_QUEUES] = { }; + struct timespec64 now; size_t n; if (qopt->cycle_time_extension) return false; + igc_ptp_read(adapter, &now); + + /* If we program the controller's BASET registers with a time + * in the future, it will hold all the packets until that + * time, causing a lot of TX Hangs, so to avoid that, we + * reject schedules that would start in the future. + */ + if (!is_base_time_past(qopt->base_time, &now)) + return false; + for (n = 0; n < qopt->num_entries; n++) { const struct tc_taprio_sched_entry *e; int i; @@ -4762,7 +4784,7 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter, if (adapter->base_time) return -EALREADY; - if (!validate_schedule(qopt)) + if (!validate_schedule(adapter, qopt)) return -EINVAL; adapter->cycle_time = qopt->cycle_time; diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c index 6a9b5102aa55..ac0b9c85da7c 100644 --- a/drivers/net/ethernet/intel/igc/igc_ptp.c +++ b/drivers/net/ethernet/intel/igc/igc_ptp.c @@ -8,6 +8,7 @@ #include <linux/pci.h> #include <linux/ptp_classify.h> #include <linux/clocksource.h> +#include <linux/ktime.h> #define INCVALUE_MASK 0x7fffffff #define ISGN 0x80000000 @@ -16,17 +17,12 @@ #define IGC_PTP_TX_TIMEOUT (HZ * 15) /* SYSTIM read access for I225 */ -static void igc_ptp_read_i225(struct igc_adapter *adapter, - struct timespec64 *ts) +void igc_ptp_read(struct igc_adapter *adapter, struct timespec64 *ts) { struct igc_hw *hw = &adapter->hw; u32 sec, nsec; - /* The timestamp latches on lowest register read. For I210/I211, the - * lowest register is SYSTIMR. Since we only need to provide nanosecond - * resolution, we can ignore it. - */ - rd32(IGC_SYSTIMR); + /* The timestamp is latched when SYSTIML is read. */ nsec = rd32(IGC_SYSTIML); sec = rd32(IGC_SYSTIMH); @@ -39,9 +35,6 @@ static void igc_ptp_write_i225(struct igc_adapter *adapter, { struct igc_hw *hw = &adapter->hw; - /* Writing the SYSTIMR register is not necessary as it only - * provides sub-nanosecond resolution. - */ wr32(IGC_SYSTIML, ts->tv_nsec); wr32(IGC_SYSTIMH, ts->tv_sec); } @@ -81,7 +74,7 @@ static int igc_ptp_adjtime_i225(struct ptp_clock_info *ptp, s64 delta) spin_lock_irqsave(&igc->tmreg_lock, flags); - igc_ptp_read_i225(igc, &now); + igc_ptp_read(igc, &now); now = timespec64_add(now, then); igc_ptp_write_i225(igc, (const struct timespec64 *)&now); @@ -102,10 +95,9 @@ static int igc_ptp_gettimex64_i225(struct ptp_clock_info *ptp, spin_lock_irqsave(&igc->tmreg_lock, flags); ptp_read_system_prets(sts); - rd32(IGC_SYSTIMR); - ptp_read_system_postts(sts); ts->tv_nsec = rd32(IGC_SYSTIML); ts->tv_sec = rd32(IGC_SYSTIMH); + ptp_read_system_postts(sts); spin_unlock_irqrestore(&igc->tmreg_lock, flags); @@ -422,24 +414,17 @@ static void igc_ptp_tx_work(struct work_struct *work) if (!test_bit(__IGC_PTP_TX_IN_PROGRESS, &adapter->state)) return; - if (time_is_before_jiffies(adapter->ptp_tx_start + - IGC_PTP_TX_TIMEOUT)) { - igc_ptp_tx_timeout(adapter); + tsynctxctl = rd32(IGC_TSYNCTXCTL); + if (WARN_ON_ONCE(!(tsynctxctl & IGC_TSYNCTXCTL_TXTT_0))) return; - } - tsynctxctl = rd32(IGC_TSYNCTXCTL); - if (tsynctxctl & IGC_TSYNCTXCTL_VALID) - igc_ptp_tx_hwtstamp(adapter); - else - /* reschedule to check later */ - schedule_work(&adapter->ptp_tx_work); + igc_ptp_tx_hwtstamp(adapter); } /** * igc_ptp_set_ts_config - set hardware time stamping config * @netdev: network interface device structure - * @ifreq: interface request data + * @ifr: interface request data * **/ int igc_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr) @@ -466,7 +451,7 @@ int igc_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr) /** * igc_ptp_get_ts_config - get hardware time stamping config * @netdev: network interface device structure - * @ifreq: interface request data + * @ifr: interface request data * * Get the hwtstamp_config settings to return to the user. Rather than attempt * to deconstruct the settings from the registers, just return a shadow copy @@ -515,6 +500,9 @@ void igc_ptp_init(struct igc_adapter *adapter) adapter->tstamp_config.rx_filter = HWTSTAMP_FILTER_NONE; adapter->tstamp_config.tx_type = HWTSTAMP_TX_OFF; + adapter->prev_ptp_time = ktime_to_timespec64(ktime_get_real()); + adapter->ptp_reset_start = ktime_get(); + adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps, &adapter->pdev->dev); if (IS_ERR(adapter->ptp_clock)) { @@ -526,6 +514,24 @@ void igc_ptp_init(struct igc_adapter *adapter) } } +static void igc_ptp_time_save(struct igc_adapter *adapter) +{ + igc_ptp_read(adapter, &adapter->prev_ptp_time); + adapter->ptp_reset_start = ktime_get(); +} + +static void igc_ptp_time_restore(struct igc_adapter *adapter) +{ + struct timespec64 ts = adapter->prev_ptp_time; + ktime_t delta; + + delta = ktime_sub(ktime_get(), adapter->ptp_reset_start); + + timespec64_add_ns(&ts, ktime_to_ns(delta)); + + igc_ptp_write_i225(adapter, &ts); +} + /** * igc_ptp_suspend - Disable PTP work items and prepare for suspend * @adapter: Board private structure @@ -542,6 +548,8 @@ void igc_ptp_suspend(struct igc_adapter *adapter) dev_kfree_skb_any(adapter->ptp_tx_skb); adapter->ptp_tx_skb = NULL; clear_bit_unlock(__IGC_PTP_TX_IN_PROGRESS, &adapter->state); + + igc_ptp_time_save(adapter); } /** @@ -591,9 +599,7 @@ void igc_ptp_reset(struct igc_adapter *adapter) /* Re-initialize the timer. */ if (hw->mac.type == igc_i225) { - struct timespec64 ts64 = ktime_to_timespec64(ktime_get_real()); - - igc_ptp_write_i225(adapter, &ts64); + igc_ptp_time_restore(adapter); } else { timecounter_init(&adapter->tc, &adapter->cc, ktime_to_ns(ktime_get_real())); diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c index cbaa933ef30d..a430871d1c27 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c @@ -98,7 +98,6 @@ bool ixgb_adapter_stop(struct ixgb_hw *hw) { u32 ctrl_reg; - u32 icr_reg; ENTER(); @@ -142,7 +141,7 @@ ixgb_adapter_stop(struct ixgb_hw *hw) IXGB_WRITE_REG(hw, IMC, 0xffffffff); /* Clear any pending interrupt events. */ - icr_reg = IXGB_READ_REG(hw, ICR); + IXGB_READ_REG(hw, ICR); return ctrl_reg & IXGB_CTRL0_RST; } @@ -274,7 +273,6 @@ bool ixgb_init_hw(struct ixgb_hw *hw) { u32 i; - u32 ctrl_reg; bool status; ENTER(); @@ -286,7 +284,7 @@ ixgb_init_hw(struct ixgb_hw *hw) */ pr_debug("Issuing a global reset to MAC\n"); - ctrl_reg = ixgb_mac_reset(hw); + ixgb_mac_reset(hw); pr_debug("Issuing an EE reset to MAC\n"); #ifdef HP_ZX1 @@ -949,8 +947,6 @@ bool ixgb_check_for_bad_link(struct ixgb_hw *hw) static void ixgb_clear_hw_cntrs(struct ixgb_hw *hw) { - volatile u32 temp_reg; - ENTER(); /* if we are stopped or resetting exit gracefully */ @@ -959,66 +955,66 @@ ixgb_clear_hw_cntrs(struct ixgb_hw *hw) return; } - temp_reg = IXGB_READ_REG(hw, TPRL); - temp_reg = IXGB_READ_REG(hw, TPRH); - temp_reg = IXGB_READ_REG(hw, GPRCL); - temp_reg = IXGB_READ_REG(hw, GPRCH); - temp_reg = IXGB_READ_REG(hw, BPRCL); - temp_reg = IXGB_READ_REG(hw, BPRCH); - temp_reg = IXGB_READ_REG(hw, MPRCL); - temp_reg = IXGB_READ_REG(hw, MPRCH); - temp_reg = IXGB_READ_REG(hw, UPRCL); - temp_reg = IXGB_READ_REG(hw, UPRCH); - temp_reg = IXGB_READ_REG(hw, VPRCL); - temp_reg = IXGB_READ_REG(hw, VPRCH); - temp_reg = IXGB_READ_REG(hw, JPRCL); - temp_reg = IXGB_READ_REG(hw, JPRCH); - temp_reg = IXGB_READ_REG(hw, GORCL); - temp_reg = IXGB_READ_REG(hw, GORCH); - temp_reg = IXGB_READ_REG(hw, TORL); - temp_reg = IXGB_READ_REG(hw, TORH); - temp_reg = IXGB_READ_REG(hw, RNBC); - temp_reg = IXGB_READ_REG(hw, RUC); - temp_reg = IXGB_READ_REG(hw, ROC); - temp_reg = IXGB_READ_REG(hw, RLEC); - temp_reg = IXGB_READ_REG(hw, CRCERRS); - temp_reg = IXGB_READ_REG(hw, ICBC); - temp_reg = IXGB_READ_REG(hw, ECBC); - temp_reg = IXGB_READ_REG(hw, MPC); - temp_reg = IXGB_READ_REG(hw, TPTL); - temp_reg = IXGB_READ_REG(hw, TPTH); - temp_reg = IXGB_READ_REG(hw, GPTCL); - temp_reg = IXGB_READ_REG(hw, GPTCH); - temp_reg = IXGB_READ_REG(hw, BPTCL); - temp_reg = IXGB_READ_REG(hw, BPTCH); - temp_reg = IXGB_READ_REG(hw, MPTCL); - temp_reg = IXGB_READ_REG(hw, MPTCH); - temp_reg = IXGB_READ_REG(hw, UPTCL); - temp_reg = IXGB_READ_REG(hw, UPTCH); - temp_reg = IXGB_READ_REG(hw, VPTCL); - temp_reg = IXGB_READ_REG(hw, VPTCH); - temp_reg = IXGB_READ_REG(hw, JPTCL); - temp_reg = IXGB_READ_REG(hw, JPTCH); - temp_reg = IXGB_READ_REG(hw, GOTCL); - temp_reg = IXGB_READ_REG(hw, GOTCH); - temp_reg = IXGB_READ_REG(hw, TOTL); - temp_reg = IXGB_READ_REG(hw, TOTH); - temp_reg = IXGB_READ_REG(hw, DC); - temp_reg = IXGB_READ_REG(hw, PLT64C); - temp_reg = IXGB_READ_REG(hw, TSCTC); - temp_reg = IXGB_READ_REG(hw, TSCTFC); - temp_reg = IXGB_READ_REG(hw, IBIC); - temp_reg = IXGB_READ_REG(hw, RFC); - temp_reg = IXGB_READ_REG(hw, LFC); - temp_reg = IXGB_READ_REG(hw, PFRC); - temp_reg = IXGB_READ_REG(hw, PFTC); - temp_reg = IXGB_READ_REG(hw, MCFRC); - temp_reg = IXGB_READ_REG(hw, MCFTC); - temp_reg = IXGB_READ_REG(hw, XONRXC); - temp_reg = IXGB_READ_REG(hw, XONTXC); - temp_reg = IXGB_READ_REG(hw, XOFFRXC); - temp_reg = IXGB_READ_REG(hw, XOFFTXC); - temp_reg = IXGB_READ_REG(hw, RJC); + IXGB_READ_REG(hw, TPRL); + IXGB_READ_REG(hw, TPRH); + IXGB_READ_REG(hw, GPRCL); + IXGB_READ_REG(hw, GPRCH); + IXGB_READ_REG(hw, BPRCL); + IXGB_READ_REG(hw, BPRCH); + IXGB_READ_REG(hw, MPRCL); + IXGB_READ_REG(hw, MPRCH); + IXGB_READ_REG(hw, UPRCL); + IXGB_READ_REG(hw, UPRCH); + IXGB_READ_REG(hw, VPRCL); + IXGB_READ_REG(hw, VPRCH); + IXGB_READ_REG(hw, JPRCL); + IXGB_READ_REG(hw, JPRCH); + IXGB_READ_REG(hw, GORCL); + IXGB_READ_REG(hw, GORCH); + IXGB_READ_REG(hw, TORL); + IXGB_READ_REG(hw, TORH); + IXGB_READ_REG(hw, RNBC); + IXGB_READ_REG(hw, RUC); + IXGB_READ_REG(hw, ROC); + IXGB_READ_REG(hw, RLEC); + IXGB_READ_REG(hw, CRCERRS); + IXGB_READ_REG(hw, ICBC); + IXGB_READ_REG(hw, ECBC); + IXGB_READ_REG(hw, MPC); + IXGB_READ_REG(hw, TPTL); + IXGB_READ_REG(hw, TPTH); + IXGB_READ_REG(hw, GPTCL); + IXGB_READ_REG(hw, GPTCH); + IXGB_READ_REG(hw, BPTCL); + IXGB_READ_REG(hw, BPTCH); + IXGB_READ_REG(hw, MPTCL); + IXGB_READ_REG(hw, MPTCH); + IXGB_READ_REG(hw, UPTCL); + IXGB_READ_REG(hw, UPTCH); + IXGB_READ_REG(hw, VPTCL); + IXGB_READ_REG(hw, VPTCH); + IXGB_READ_REG(hw, JPTCL); + IXGB_READ_REG(hw, JPTCH); + IXGB_READ_REG(hw, GOTCL); + IXGB_READ_REG(hw, GOTCH); + IXGB_READ_REG(hw, TOTL); + IXGB_READ_REG(hw, TOTH); + IXGB_READ_REG(hw, DC); + IXGB_READ_REG(hw, PLT64C); + IXGB_READ_REG(hw, TSCTC); + IXGB_READ_REG(hw, TSCTFC); + IXGB_READ_REG(hw, IBIC); + IXGB_READ_REG(hw, RFC); + IXGB_READ_REG(hw, LFC); + IXGB_READ_REG(hw, PFRC); + IXGB_READ_REG(hw, PFTC); + IXGB_READ_REG(hw, MCFRC); + IXGB_READ_REG(hw, MCFTC); + IXGB_READ_REG(hw, XONRXC); + IXGB_READ_REG(hw, XONTXC); + IXGB_READ_REG(hw, XOFFRXC); + IXGB_READ_REG(hw, XOFFTXC); + IXGB_READ_REG(hw, RJC); } /****************************************************************************** @@ -1161,18 +1157,13 @@ static void ixgb_optics_reset(struct ixgb_hw *hw) { if (hw->phy_type == ixgb_phy_type_txn17401) { - u16 mdio_reg; - ixgb_write_phy_reg(hw, MDIO_CTRL1, IXGB_PHY_ADDRESS, MDIO_MMD_PMAPMD, MDIO_CTRL1_RESET); - mdio_reg = ixgb_read_phy_reg(hw, - MDIO_CTRL1, - IXGB_PHY_ADDRESS, - MDIO_MMD_PMAPMD); + ixgb_read_phy_reg(hw, MDIO_CTRL1, IXGB_PHY_ADDRESS, MDIO_MMD_PMAPMD); } } diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index 048351cf0e4a..1588376d4c67 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -1109,7 +1109,7 @@ alloc_failed: /** * ixgb_watchdog - Timer Call-back - * @data: pointer to netdev cast into an unsigned long + * @t: pointer to timer_list containing our private info pointer **/ static void @@ -1531,10 +1531,11 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /** * ixgb_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: queue hanging (unused) **/ static void -ixgb_tx_timeout(struct net_device *netdev, unsigned int txqueue) +ixgb_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct ixgb_adapter *adapter = netdev_priv(netdev); @@ -1746,7 +1747,8 @@ ixgb_intr(int irq, void *data) /** * ixgb_clean - NAPI Rx polling callback - * @adapter: board private structure + * @napi: napi struct pointer + * @budget: max number of receives to clean **/ static int @@ -1865,7 +1867,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter) * ixgb_rx_checksum - Receive Checksum Offload for 82597. * @adapter: board private structure * @rx_desc: receive descriptor - * @sk_buff: socket buffer with received data + * @skb: socket buffer with received data **/ static void @@ -1923,6 +1925,8 @@ static void ixgb_check_copybreak(struct napi_struct *napi, /** * ixgb_clean_rx_irq - Send received data up the network stack, * @adapter: board private structure + * @work_done: output pointer to amount of packets cleaned + * @work_to_do: how much work we can complete **/ static bool @@ -2042,6 +2046,7 @@ rxdesc_done: /** * ixgb_alloc_rx_buffers - Replace used receive buffers * @adapter: address of board private structure + * @cleaned_count: how many buffers to allocate **/ static void @@ -2211,7 +2216,7 @@ static pci_ers_result_t ixgb_io_error_detected(struct pci_dev *pdev, /** * ixgb_io_slot_reset - called after the pci bus has been reset. - * @pdev pointer to pci device with error + * @pdev: pointer to pci device with error * * This callback is called after the PCI bus has been reset. * Basically, this tries to restart the card from scratch. @@ -2259,7 +2264,7 @@ static pci_ers_result_t ixgb_io_slot_reset(struct pci_dev *pdev) /** * ixgb_io_resume - called when its OK to resume normal operations - * @pdev pointer to pci device with error + * @pdev: pointer to pci device with error * * The error recovery driver tells us that its OK to resume * normal operation. Implementation resembles the second-half diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 1e8a809233a0..de0fc6ecf491 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -350,7 +350,7 @@ struct ixgbe_ring { struct ixgbe_rx_queue_stats rx_stats; }; struct xdp_rxq_info xdp_rxq; - struct xdp_umem *xsk_umem; + struct xsk_buff_pool *xsk_pool; u16 ring_idx; /* {rx,tx,xdp}_ring back reference idx */ u16 rx_buf_len; } ____cacheline_internodealigned_in_smp; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 71ec908266a6..a280aa34ca1d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -531,6 +531,16 @@ static int ixgbe_set_link_ksettings(struct net_device *netdev, return err; } +static void ixgbe_get_pause_stats(struct net_device *netdev, + struct ethtool_pause_stats *stats) +{ + struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw_stats *hwstats = &adapter->stats; + + stats->tx_pause_frames = hwstats->lxontxc + hwstats->lxofftxc; + stats->rx_pause_frames = hwstats->lxonrxc + hwstats->lxoffrxc; +} + static void ixgbe_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { @@ -3546,6 +3556,7 @@ static const struct ethtool_ops ixgbe_ethtool_ops = { .set_eeprom = ixgbe_set_eeprom, .get_ringparam = ixgbe_get_ringparam, .set_ringparam = ixgbe_set_ringparam, + .get_pause_stats = ixgbe_get_pause_stats, .get_pauseparam = ixgbe_get_pauseparam, .set_pauseparam = ixgbe_set_pauseparam, .get_msglevel = ixgbe_get_msglevel, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c index 2e35c5706cf1..df389a11d3af 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c @@ -1029,10 +1029,10 @@ static void ixgbe_free_q_vector(struct ixgbe_adapter *adapter, int v_idx) WRITE_ONCE(adapter->rx_ring[ring->queue_index], NULL); adapter->q_vector[v_idx] = NULL; - napi_hash_del(&q_vector->napi); - netif_napi_del(&q_vector->napi); + __netif_napi_del(&q_vector->napi); /* + * after a call to __netif_napi_del() napi may still be used and * ixgbe_get_stats64() might access the rings on this vector, * we must wait a grace period before freeing it. */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 86ca8b9ea1b8..45ae33e15303 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -2095,10 +2095,8 @@ static struct sk_buff *ixgbe_construct_skb(struct ixgbe_ring *rx_ring, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(xdp->data); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data); + /* Note, we get here by enabling legacy-rx via: * * ethtool --set-priv-flags <dev> legacy-rx on @@ -2161,10 +2159,7 @@ static struct sk_buff *ixgbe_build_skb(struct ixgbe_ring *rx_ring, * likely have a consumer accessing first few bytes of meta * data, and then actual data. */ - prefetch(xdp->data_meta); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data_meta + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data_meta); /* build an skb to around the page buffer */ skb = build_skb(xdp->data_hard_start, truesize); @@ -3156,7 +3151,7 @@ int ixgbe_poll(struct napi_struct *napi, int budget) #endif ixgbe_for_each_ring(ring, q_vector->tx) { - bool wd = ring->xsk_umem ? + bool wd = ring->xsk_pool ? ixgbe_clean_xdp_tx_irq(q_vector, ring, budget) : ixgbe_clean_tx_irq(q_vector, ring, budget); @@ -3176,7 +3171,7 @@ int ixgbe_poll(struct napi_struct *napi, int budget) per_ring_budget = budget; ixgbe_for_each_ring(ring, q_vector->rx) { - int cleaned = ring->xsk_umem ? + int cleaned = ring->xsk_pool ? ixgbe_clean_rx_irq_zc(q_vector, ring, per_ring_budget) : ixgbe_clean_rx_irq(q_vector, ring, @@ -3471,9 +3466,9 @@ void ixgbe_configure_tx_ring(struct ixgbe_adapter *adapter, u32 txdctl = IXGBE_TXDCTL_ENABLE; u8 reg_idx = ring->reg_idx; - ring->xsk_umem = NULL; + ring->xsk_pool = NULL; if (ring_is_xdp(ring)) - ring->xsk_umem = ixgbe_xsk_umem(adapter, ring); + ring->xsk_pool = ixgbe_xsk_pool(adapter, ring); /* disable queue to avoid issues while updating state */ IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(reg_idx), 0); @@ -3713,8 +3708,8 @@ static void ixgbe_configure_srrctl(struct ixgbe_adapter *adapter, srrctl = IXGBE_RX_HDR_SIZE << IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT; /* configure the packet buffer length */ - if (rx_ring->xsk_umem) { - u32 xsk_buf_len = xsk_umem_get_rx_frame_size(rx_ring->xsk_umem); + if (rx_ring->xsk_pool) { + u32 xsk_buf_len = xsk_pool_get_rx_frame_size(rx_ring->xsk_pool); /* If the MAC support setting RXDCTL.RLPML, the * SRRCTL[n].BSIZEPKT is set to PAGE_SIZE and @@ -4059,12 +4054,12 @@ void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter, u8 reg_idx = ring->reg_idx; xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); - ring->xsk_umem = ixgbe_xsk_umem(adapter, ring); - if (ring->xsk_umem) { + ring->xsk_pool = ixgbe_xsk_pool(adapter, ring); + if (ring->xsk_pool) { WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, MEM_TYPE_XSK_BUFF_POOL, NULL)); - xsk_buff_set_rxq_info(ring->xsk_umem, &ring->xdp_rxq); + xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq); } else { WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, MEM_TYPE_PAGE_SHARED, NULL)); @@ -4119,8 +4114,8 @@ void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter, #endif } - if (ring->xsk_umem && hw->mac.type != ixgbe_mac_82599EB) { - u32 xsk_buf_len = xsk_umem_get_rx_frame_size(ring->xsk_umem); + if (ring->xsk_pool && hw->mac.type != ixgbe_mac_82599EB) { + u32 xsk_buf_len = xsk_pool_get_rx_frame_size(ring->xsk_pool); rxdctl &= ~(IXGBE_RXDCTL_RLPMLMASK | IXGBE_RXDCTL_RLPML_EN); @@ -4142,7 +4137,7 @@ void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter, IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(reg_idx), rxdctl); ixgbe_rx_desc_queue_enable(adapter, ring); - if (ring->xsk_umem) + if (ring->xsk_pool) ixgbe_alloc_rx_buffers_zc(ring, ixgbe_desc_unused(ring)); else ixgbe_alloc_rx_buffers(ring, ixgbe_desc_unused(ring)); @@ -5292,7 +5287,7 @@ static void ixgbe_clean_rx_ring(struct ixgbe_ring *rx_ring) u16 i = rx_ring->next_to_clean; struct ixgbe_rx_buffer *rx_buffer = &rx_ring->rx_buffer_info[i]; - if (rx_ring->xsk_umem) { + if (rx_ring->xsk_pool) { ixgbe_xsk_clean_rx_ring(rx_ring); goto skip_free; } @@ -5682,7 +5677,6 @@ static void ixgbe_up_complete(struct ixgbe_adapter *adapter) void ixgbe_reinit_locked(struct ixgbe_adapter *adapter) { - WARN_ON(in_interrupt()); /* put off any impending NetWatchDogTimeout */ netif_trans_update(adapter->netdev); @@ -5989,7 +5983,7 @@ static void ixgbe_clean_tx_ring(struct ixgbe_ring *tx_ring) u16 i = tx_ring->next_to_clean; struct ixgbe_tx_buffer *tx_buffer = &tx_ring->tx_buffer_info[i]; - if (tx_ring->xsk_umem) { + if (tx_ring->xsk_pool) { ixgbe_xsk_clean_tx_ring(tx_ring); goto out; } @@ -6185,8 +6179,9 @@ static void ixgbe_set_eee_capable(struct ixgbe_adapter *adapter) /** * ixgbe_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: queue number that timed out **/ -static void ixgbe_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void ixgbe_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct ixgbe_adapter *adapter = netdev_priv(netdev); @@ -10161,7 +10156,7 @@ static int ixgbe_xdp_setup(struct net_device *dev, struct bpf_prog *prog) */ if (need_reset && prog) for (i = 0; i < adapter->num_rx_queues; i++) - if (adapter->xdp_ring[i]->xsk_umem) + if (adapter->xdp_ring[i]->xsk_pool) (void)ixgbe_xsk_wakeup(adapter->netdev, i, XDP_WAKEUP_RX); @@ -10175,8 +10170,8 @@ static int ixgbe_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return ixgbe_xdp_setup(dev, xdp->prog); - case XDP_SETUP_XSK_UMEM: - return ixgbe_xsk_umem_setup(adapter, xdp->xsk.umem, + case XDP_SETUP_XSK_POOL: + return ixgbe_xsk_pool_setup(adapter, xdp->xsk.pool, xdp->xsk.queue_id); default: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c index 7980d7265e10..f77fa3e4fdd1 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c @@ -771,7 +771,7 @@ mii_bus_write_done: /** * ixgbe_mii_bus_read - Read a clause 22/45 register - * @hw: pointer to hardware structure + * @bus: pointer to mii_bus structure which points to our driver private * @addr: address * @regnum: register number **/ @@ -786,7 +786,7 @@ static s32 ixgbe_mii_bus_read(struct mii_bus *bus, int addr, int regnum) /** * ixgbe_mii_bus_write - Write a clause 22/45 register - * @hw: pointer to hardware structure + * @bus: pointer to mii_bus structure which points to our driver private * @addr: address * @regnum: register number * @val: value to write @@ -803,7 +803,7 @@ static s32 ixgbe_mii_bus_write(struct mii_bus *bus, int addr, int regnum, /** * ixgbe_x550em_a_mii_bus_read - Read a clause 22/45 register on x550em_a - * @hw: pointer to hardware structure + * @bus: pointer to mii_bus structure which points to our driver private * @addr: address * @regnum: register number **/ @@ -820,7 +820,7 @@ static s32 ixgbe_x550em_a_mii_bus_read(struct mii_bus *bus, int addr, /** * ixgbe_x550em_a_mii_bus_write - Write a clause 22/45 register on x550em_a - * @hw: pointer to hardware structure + * @bus: pointer to mii_bus structure which points to our driver private * @addr: address * @regnum: register number * @val: value to write diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h index 7887ae4aaf4f..2aeec78029bc 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h @@ -28,9 +28,10 @@ void ixgbe_irq_rearm_queues(struct ixgbe_adapter *adapter, u64 qmask); void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring); void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring); -struct xdp_umem *ixgbe_xsk_umem(struct ixgbe_adapter *adapter, - struct ixgbe_ring *ring); -int ixgbe_xsk_umem_setup(struct ixgbe_adapter *adapter, struct xdp_umem *umem, +struct xsk_buff_pool *ixgbe_xsk_pool(struct ixgbe_adapter *adapter, + struct ixgbe_ring *ring); +int ixgbe_xsk_pool_setup(struct ixgbe_adapter *adapter, + struct xsk_buff_pool *pool, u16 qid); void ixgbe_zca_free(struct zero_copy_allocator *alloc, unsigned long handle); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index ec7121f352e2..3771857cf887 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -8,8 +8,8 @@ #include "ixgbe.h" #include "ixgbe_txrx_common.h" -struct xdp_umem *ixgbe_xsk_umem(struct ixgbe_adapter *adapter, - struct ixgbe_ring *ring) +struct xsk_buff_pool *ixgbe_xsk_pool(struct ixgbe_adapter *adapter, + struct ixgbe_ring *ring) { bool xdp_on = READ_ONCE(adapter->xdp_prog); int qid = ring->ring_idx; @@ -17,11 +17,11 @@ struct xdp_umem *ixgbe_xsk_umem(struct ixgbe_adapter *adapter, if (!xdp_on || !test_bit(qid, adapter->af_xdp_zc_qps)) return NULL; - return xdp_get_umem_from_qid(adapter->netdev, qid); + return xsk_get_pool_from_qid(adapter->netdev, qid); } -static int ixgbe_xsk_umem_enable(struct ixgbe_adapter *adapter, - struct xdp_umem *umem, +static int ixgbe_xsk_pool_enable(struct ixgbe_adapter *adapter, + struct xsk_buff_pool *pool, u16 qid) { struct net_device *netdev = adapter->netdev; @@ -35,7 +35,7 @@ static int ixgbe_xsk_umem_enable(struct ixgbe_adapter *adapter, qid >= netdev->real_num_tx_queues) return -EINVAL; - err = xsk_buff_dma_map(umem, &adapter->pdev->dev, IXGBE_RX_DMA_ATTR); + err = xsk_pool_dma_map(pool, &adapter->pdev->dev, IXGBE_RX_DMA_ATTR); if (err) return err; @@ -59,13 +59,13 @@ static int ixgbe_xsk_umem_enable(struct ixgbe_adapter *adapter, return 0; } -static int ixgbe_xsk_umem_disable(struct ixgbe_adapter *adapter, u16 qid) +static int ixgbe_xsk_pool_disable(struct ixgbe_adapter *adapter, u16 qid) { - struct xdp_umem *umem; + struct xsk_buff_pool *pool; bool if_running; - umem = xdp_get_umem_from_qid(adapter->netdev, qid); - if (!umem) + pool = xsk_get_pool_from_qid(adapter->netdev, qid); + if (!pool) return -EINVAL; if_running = netif_running(adapter->netdev) && @@ -75,7 +75,7 @@ static int ixgbe_xsk_umem_disable(struct ixgbe_adapter *adapter, u16 qid) ixgbe_txrx_ring_disable(adapter, qid); clear_bit(qid, adapter->af_xdp_zc_qps); - xsk_buff_dma_unmap(umem, IXGBE_RX_DMA_ATTR); + xsk_pool_dma_unmap(pool, IXGBE_RX_DMA_ATTR); if (if_running) ixgbe_txrx_ring_enable(adapter, qid); @@ -83,11 +83,12 @@ static int ixgbe_xsk_umem_disable(struct ixgbe_adapter *adapter, u16 qid) return 0; } -int ixgbe_xsk_umem_setup(struct ixgbe_adapter *adapter, struct xdp_umem *umem, +int ixgbe_xsk_pool_setup(struct ixgbe_adapter *adapter, + struct xsk_buff_pool *pool, u16 qid) { - return umem ? ixgbe_xsk_umem_enable(adapter, umem, qid) : - ixgbe_xsk_umem_disable(adapter, qid); + return pool ? ixgbe_xsk_pool_enable(adapter, pool, qid) : + ixgbe_xsk_pool_disable(adapter, qid); } static int ixgbe_run_xdp_zc(struct ixgbe_adapter *adapter, @@ -149,7 +150,7 @@ bool ixgbe_alloc_rx_buffers_zc(struct ixgbe_ring *rx_ring, u16 count) i -= rx_ring->count; do { - bi->xdp = xsk_buff_alloc(rx_ring->xsk_umem); + bi->xdp = xsk_buff_alloc(rx_ring->xsk_pool); if (!bi->xdp) { ok = false; break; @@ -286,7 +287,7 @@ int ixgbe_clean_rx_irq_zc(struct ixgbe_q_vector *q_vector, } bi->xdp->data_end = bi->xdp->data + size; - xsk_buff_dma_sync_for_cpu(bi->xdp); + xsk_buff_dma_sync_for_cpu(bi->xdp, rx_ring->xsk_pool); xdp_res = ixgbe_run_xdp_zc(adapter, rx_ring, bi->xdp); if (xdp_res) { @@ -344,11 +345,11 @@ int ixgbe_clean_rx_irq_zc(struct ixgbe_q_vector *q_vector, q_vector->rx.total_packets += total_rx_packets; q_vector->rx.total_bytes += total_rx_bytes; - if (xsk_umem_uses_need_wakeup(rx_ring->xsk_umem)) { + if (xsk_uses_need_wakeup(rx_ring->xsk_pool)) { if (failure || rx_ring->next_to_clean == rx_ring->next_to_use) - xsk_set_rx_need_wakeup(rx_ring->xsk_umem); + xsk_set_rx_need_wakeup(rx_ring->xsk_pool); else - xsk_clear_rx_need_wakeup(rx_ring->xsk_umem); + xsk_clear_rx_need_wakeup(rx_ring->xsk_pool); return (int)total_rx_packets; } @@ -373,6 +374,7 @@ void ixgbe_xsk_clean_rx_ring(struct ixgbe_ring *rx_ring) static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget) { + struct xsk_buff_pool *pool = xdp_ring->xsk_pool; union ixgbe_adv_tx_desc *tx_desc = NULL; struct ixgbe_tx_buffer *tx_bi; bool work_done = true; @@ -387,12 +389,11 @@ static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget) break; } - if (!xsk_umem_consume_tx(xdp_ring->xsk_umem, &desc)) + if (!xsk_tx_peek_desc(pool, &desc)) break; - dma = xsk_buff_raw_get_dma(xdp_ring->xsk_umem, desc.addr); - xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_umem, dma, - desc.len); + dma = xsk_buff_raw_get_dma(pool, desc.addr); + xsk_buff_raw_dma_sync_for_device(pool, dma, desc.len); tx_bi = &xdp_ring->tx_buffer_info[xdp_ring->next_to_use]; tx_bi->bytecount = desc.len; @@ -418,7 +419,7 @@ static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget) if (tx_desc) { ixgbe_xdp_ring_update_tail(xdp_ring); - xsk_umem_consume_tx_done(xdp_ring->xsk_umem); + xsk_tx_release(pool); } return !!budget && work_done; @@ -439,7 +440,7 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, { u16 ntc = tx_ring->next_to_clean, ntu = tx_ring->next_to_use; unsigned int total_packets = 0, total_bytes = 0; - struct xdp_umem *umem = tx_ring->xsk_umem; + struct xsk_buff_pool *pool = tx_ring->xsk_pool; union ixgbe_adv_tx_desc *tx_desc; struct ixgbe_tx_buffer *tx_bi; u32 xsk_frames = 0; @@ -484,10 +485,10 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, q_vector->tx.total_packets += total_packets; if (xsk_frames) - xsk_umem_complete_tx(umem, xsk_frames); + xsk_tx_completed(pool, xsk_frames); - if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem)) - xsk_set_tx_need_wakeup(tx_ring->xsk_umem); + if (xsk_uses_need_wakeup(pool)) + xsk_set_tx_need_wakeup(pool); return ixgbe_xmit_zc(tx_ring, q_vector->tx.work_limit); } @@ -511,7 +512,7 @@ int ixgbe_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) if (test_bit(__IXGBE_TX_DISABLED, &ring->state)) return -ENETDOWN; - if (!ring->xsk_umem) + if (!ring->xsk_pool) return -ENXIO; if (!napi_if_scheduled_mark_missed(&ring->q_vector->napi)) { @@ -526,7 +527,7 @@ int ixgbe_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) void ixgbe_xsk_clean_tx_ring(struct ixgbe_ring *tx_ring) { u16 ntc = tx_ring->next_to_clean, ntu = tx_ring->next_to_use; - struct xdp_umem *umem = tx_ring->xsk_umem; + struct xsk_buff_pool *pool = tx_ring->xsk_pool; struct ixgbe_tx_buffer *tx_bi; u32 xsk_frames = 0; @@ -546,5 +547,5 @@ void ixgbe_xsk_clean_tx_ring(struct ixgbe_ring *tx_ring) } if (xsk_frames) - xsk_umem_complete_tx(umem, xsk_frames); + xsk_tx_completed(pool, xsk_frames); } diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a428113e6d54..82fce27f682b 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -246,8 +246,9 @@ static void ixgbevf_tx_timeout_reset(struct ixgbevf_adapter *adapter) /** * ixgbevf_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: transmit queue hanging (unused) **/ -static void ixgbevf_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void ixgbevf_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); @@ -866,10 +867,8 @@ struct sk_buff *ixgbevf_construct_skb(struct ixgbevf_ring *rx_ring, struct sk_buff *skb; /* prefetch first cache line of first page */ - prefetch(xdp->data); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data); + /* Note, we get here by enabling legacy-rx via: * * ethtool --set-priv-flags <dev> legacy-rx on @@ -947,10 +946,7 @@ static struct sk_buff *ixgbevf_build_skb(struct ixgbevf_ring *rx_ring, * have a consumer accessing first few bytes of meta data, * and then actual data. */ - prefetch(xdp->data_meta); -#if L1_CACHE_BYTES < 128 - prefetch(xdp->data_meta + L1_CACHE_BYTES); -#endif + net_prefetch(xdp->data_meta); /* build an skb around the page buffer */ skb = build_skb(xdp->data_hard_start, truesize); @@ -2526,8 +2522,6 @@ void ixgbevf_down(struct ixgbevf_adapter *adapter) void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter) { - WARN_ON(in_interrupt()); - while (test_and_set_bit(__IXGBEVF_RESETTING, &adapter->state)) msleep(1); 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