/** * ixgbe_stop_adapter_generic - Generic stop Tx/Rx units * @hw: pointer to hardware structure * * Sets the adapter_stopped flag within ixgbe_hw struct. Clears interrupts, * disables transmit and receive units. The adapter_stopped flag is used by * the shared code and drivers to determine if the adapter is in a stopped * state and should not touch the hardware. **/ s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw) { u32 number_of_queues; u32 reg_val; u16 i; /* * Set the adapter_stopped flag so other driver functions stop touching * the hardware */ hw->adapter_stopped = true; /* Disable the receive unit */ reg_val = IXGBE_READ_REG(hw, IXGBE_RXCTRL); reg_val &= ~(IXGBE_RXCTRL_RXEN); IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_val); IXGBE_WRITE_FLUSH(hw); msleep(2); /* Clear interrupt mask to stop from interrupts being generated */ IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_IRQ_CLEAR_MASK); /* Clear any pending interrupts */ IXGBE_READ_REG(hw, IXGBE_EICR); /* Disable the transmit unit. Each queue must be disabled. */ number_of_queues = hw->mac.max_tx_queues; for (i = 0; i < number_of_queues; i++) { reg_val = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); if (reg_val & IXGBE_TXDCTL_ENABLE) { reg_val &= ~IXGBE_TXDCTL_ENABLE; IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(i), reg_val); } } /* * Prevent the PCI-E bus from from hanging by disabling PCI-E master * access and verify no pending requests */ if (ixgbe_disable_pcie_master(hw) != 0) hw_dbg(hw, "PCI-E Master disable polling has failed.\n"); return 0; }
s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw){ u32 reg_val; u16 i; /* * Set the adapter_stopped flag so other driver functions stop touching * the hardware */ hw->adapter_stopped = true; /* Disable the receive unit */ IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, 0); /* Clear interrupt mask to stop interrupts from being generated */ IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_IRQ_CLEAR_MASK); /* Clear any pending interrupts, flush previous writes */ IXGBE_READ_REG(hw, IXGBE_EICR); /* Disable the transmit unit. Each queue must be disabled. */ for (i = 0; i < hw->mac.max_tx_queues; i++) IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(i), IXGBE_TXDCTL_SWFLSH); /* Disable the receive unit by stopping each queue */ for (i = 0; i < hw->mac.max_rx_queues; i++) { reg_val = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); reg_val &= ~IXGBE_RXDCTL_ENABLE; reg_val |= IXGBE_RXDCTL_SWFLSH; IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(i), reg_val); } /* flush all queues disables */ IXGBE_WRITE_FLUSH(hw); msleep(2); /* * Prevent the PCI-E bus from from hanging by disabling PCI-E master * access and verify no pending requests */ return ixgbe_disable_pcie_master(hw); }
static void ixgbe_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 *regs_buff = p; u8 i; memset(p, 0, IXGBE_REGS_LEN * sizeof(u32)); regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id; /* General Registers */ regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL); regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS); regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP); regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP); regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL); regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER); regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER); /* NVM Register */ regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC); regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD); regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA); regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL); regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA); regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL); regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA); regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT); regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP); regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC); /* Interrupt */ /* don't read EICR because it can clear interrupt causes, instead * read EICS which is a shadow but doesn't clear EICR */ regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC); regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM); regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0)); regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); /* Flow Control */ regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP); regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0)); regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1)); regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2)); regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3)); for (i = 0; i < 8; i++) regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i)); for (i = 0; i < 8; i++) regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i)); regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV); regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS); /* Receive DMA */ for (i = 0; i < 64; i++) regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i)); for (i = 0; i < 64; i++) regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i)); for (i = 0; i < 64; i++) regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i)); for (i = 0; i < 64; i++) regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i)); for (i = 0; i < 64; i++) regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i)); for (i = 0; i < 64; i++) regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); for (i = 0; i < 16; i++) regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i)); for (i = 0; i < 16; i++) regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); for (i = 0; i < 8; i++) regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)); regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL); regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN); /* Receive */ regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM); regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL); for (i = 0; i < 16; i++) regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); for (i = 0; i < 16; i++) regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC); regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL); for (i = 0; i < 8; i++) regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i)); for (i = 0; i < 8; i++) regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i)); regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP); /* Transmit */ for (i = 0; i < 32; i++) regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i)); for (i = 0; i < 32; i++) regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i)); for (i = 0; i < 32; i++) regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i)); for (i = 0; i < 32; i++) regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i)); for (i = 0; i < 32; i++) regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i)); for (i = 0; i < 32; i++) regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); for (i = 0; i < 32; i++) regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i)); for (i = 0; i < 32; i++) regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i)); regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL); for (i = 0; i < 16; i++) regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG); for (i = 0; i < 8; i++) regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i)); regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP); /* Wake Up */ regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC); regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC); regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS); regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV); regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT); regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT); regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL); regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT); regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR); for (i = 0; i < 8; i++) regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i)); for (i = 0; i < 8; i++) regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i)); for (i = 0; i < 8; i++) regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i)); for (i = 0; i < 8; i++) regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i)); for (i = 0; i < 8; i++) regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); for (i = 0; i < 8; i++) regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); /* Statistics */ regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs); regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc); regs_buff[883] = IXGBE_GET_STAT(adapter, errbc); regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc); for (i = 0; i < 8; i++) regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]); regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc); regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc); regs_buff[895] = IXGBE_GET_STAT(adapter, rlec); regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc); regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc); regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc); regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc); for (i = 0; i < 8; i++) regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]); for (i = 0; i < 8; i++) regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]); for (i = 0; i < 8; i++) regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]); for (i = 0; i < 8; i++) regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]); regs_buff[932] = IXGBE_GET_STAT(adapter, prc64); regs_buff[933] = IXGBE_GET_STAT(adapter, prc127); regs_buff[934] = IXGBE_GET_STAT(adapter, prc255); regs_buff[935] = IXGBE_GET_STAT(adapter, prc511); regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023); regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522); regs_buff[938] = IXGBE_GET_STAT(adapter, gprc); regs_buff[939] = IXGBE_GET_STAT(adapter, bprc); regs_buff[940] = IXGBE_GET_STAT(adapter, mprc); regs_buff[941] = IXGBE_GET_STAT(adapter, gptc); regs_buff[942] = IXGBE_GET_STAT(adapter, gorc); regs_buff[944] = IXGBE_GET_STAT(adapter, gotc); for (i = 0; i < 8; i++) regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]); regs_buff[954] = IXGBE_GET_STAT(adapter, ruc); regs_buff[955] = IXGBE_GET_STAT(adapter, rfc); regs_buff[956] = IXGBE_GET_STAT(adapter, roc); regs_buff[957] = IXGBE_GET_STAT(adapter, rjc); regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc); regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc); regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc); regs_buff[961] = IXGBE_GET_STAT(adapter, tor); regs_buff[963] = IXGBE_GET_STAT(adapter, tpr); regs_buff[964] = IXGBE_GET_STAT(adapter, tpt); regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64); regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127); regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255); regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511); regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023); regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522); regs_buff[971] = IXGBE_GET_STAT(adapter, mptc); regs_buff[972] = IXGBE_GET_STAT(adapter, bptc); regs_buff[973] = IXGBE_GET_STAT(adapter, xec); for (i = 0; i < 16; i++) regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]); for (i = 0; i < 16; i++) regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]); for (i = 0; i < 16; i++) regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]); for (i = 0; i < 16; i++) regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]); /* MAC */ regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG); regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL); regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA); regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0); regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1); regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA); regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP); regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP); regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP); regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0); regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1); regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP); regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA); regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE); regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD); regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS); regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA); regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD); regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD); regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD); regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG); regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1); regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2); regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS); regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC); regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS); regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC); regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS); regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2); regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3); regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1); regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2); regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); /* Diagnostic */ regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); for (i = 0; i < 8; i++) regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); for (i = 0; i < 4; i++) regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); for (i = 0; i < 8; i++) regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); for (i = 0; i < 4; i++) regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0); regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1); regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2); regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3); regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL); regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0); regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1); regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2); regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3); for (i = 0; i < 8; i++) regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1); regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2); regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS); regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL); regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC); regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC); }