diff options
21 files changed, 433 insertions, 431 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c index d35864ada9a3..c03d37016a48 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c +++ b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c @@ -19,26 +19,16 @@ * This file may also be available under a different license from Cavium. * Contact Cavium, Inc. for more information **********************************************************************/ -#include <linux/version.h> -#include <linux/types.h> -#include <linux/list.h> -#include <linux/interrupt.h> #include <linux/pci.h> -#include <linux/kthread.h> #include <linux/netdevice.h> -#include "octeon_config.h" #include "liquidio_common.h" #include "octeon_droq.h" #include "octeon_iq.h" #include "response_manager.h" #include "octeon_device.h" -#include "octeon_nic.h" #include "octeon_main.h" -#include "octeon_network.h" #include "cn66xx_regs.h" #include "cn66xx_device.h" -#include "liquidio_image.h" -#include "octeon_mem_ops.h" int lio_cn6xxx_soft_reset(struct octeon_device *oct) { @@ -74,9 +64,9 @@ void lio_cn6xxx_enable_error_reporting(struct octeon_device *oct) u32 val; pci_read_config_dword(oct->pci_dev, CN6XXX_PCIE_DEVCTL, &val); - if (val & 0x000f0000) { + if (val & 0x000c0000) { dev_err(&oct->pci_dev->dev, "PCI-E Link error detected: 0x%08x\n", - val & 0x000f0000); + val & 0x000c0000); } val |= 0xf; /* Enable Link error reporting */ @@ -229,7 +219,7 @@ void lio_cn6xxx_setup_global_output_regs(struct octeon_device *oct) /* / Select Packet count instead of bytes for SLI_PKTi_CNTS[CNT] */ octeon_write_csr(oct, CN6XXX_SLI_PKT_OUT_BMODE, 0); - /* / Select ES,RO,NS setting from register for Output Queue Packet + /* Select ES, RO, NS setting from register for Output Queue Packet * Address */ octeon_write_csr(oct, CN6XXX_SLI_PKT_DPADDR, 0xFFFFFFFF); @@ -547,14 +537,14 @@ static void lio_cn6xxx_get_pcie_qlmport(struct octeon_device *oct) dev_dbg(&oct->pci_dev->dev, "Using PCIE Port %d\n", oct->pcie_port); } -void +static void lio_cn6xxx_process_pcie_error_intr(struct octeon_device *oct, u64 intr64) { dev_err(&oct->pci_dev->dev, "Error Intr: 0x%016llx\n", CVM_CAST64(intr64)); } -int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct) +static int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct) { struct octeon_droq *droq; int oq_no; @@ -579,7 +569,7 @@ int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct) continue; droq = oct->droq[oq_no]; - pkt_count = octeon_droq_check_hw_for_pkts(oct, droq); + pkt_count = octeon_droq_check_hw_for_pkts(droq); if (pkt_count) { oct->droq_intr |= (1ULL << oq_no); if (droq->ops.poll_mode) { diff --git a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h index fe2932cb7ed8..28c47224221a 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h +++ b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h @@ -82,8 +82,6 @@ void lio_cn6xxx_setup_iq_regs(struct octeon_device *oct, u32 iq_no); void lio_cn6xxx_setup_oq_regs(struct octeon_device *oct, u32 oq_no); void lio_cn6xxx_enable_io_queues(struct octeon_device *oct); void lio_cn6xxx_disable_io_queues(struct octeon_device *oct); -void lio_cn6xxx_process_pcie_error_intr(struct octeon_device *oct, u64 intr64); -int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct); irqreturn_t lio_cn6xxx_process_interrupt_regs(void *dev); void lio_cn6xxx_reinit_regs(struct octeon_device *oct); void lio_cn6xxx_bar1_idx_setup(struct octeon_device *oct, u64 core_addr, diff --git a/drivers/net/ethernet/cavium/liquidio/cn68xx_device.c b/drivers/net/ethernet/cavium/liquidio/cn68xx_device.c index 8e830d0c0754..29755bc68f12 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn68xx_device.c +++ b/drivers/net/ethernet/cavium/liquidio/cn68xx_device.c @@ -19,28 +19,17 @@ * This file may also be available under a different license from Cavium. * Contact Cavium, Inc. for more information **********************************************************************/ -#include <linux/version.h> -#include <linux/types.h> -#include <linux/list.h> -#include <linux/interrupt.h> #include <linux/pci.h> -#include <linux/kthread.h> #include <linux/netdevice.h> -#include "octeon_config.h" #include "liquidio_common.h" #include "octeon_droq.h" #include "octeon_iq.h" #include "response_manager.h" #include "octeon_device.h" -#include "octeon_nic.h" #include "octeon_main.h" -#include "octeon_network.h" #include "cn66xx_regs.h" #include "cn66xx_device.h" #include "cn68xx_regs.h" -#include "cn68xx_device.h" -#include "liquidio_image.h" -#include "octeon_mem_ops.h" static void lio_cn68xx_set_dpi_regs(struct octeon_device *oct) { @@ -129,7 +118,7 @@ static inline void lio_cn68xx_vendor_message_fix(struct octeon_device *oct) pci_write_config_dword(oct->pci_dev, CN6XXX_PCIE_FLTMSK, val); } -int lio_is_210nv(struct octeon_device *oct) +static int lio_is_210nv(struct octeon_device *oct) { u64 mio_qlm4_cfg = lio_pci_readq(oct, CN6XXX_MIO_QLM4_CFG); diff --git a/drivers/net/ethernet/cavium/liquidio/cn68xx_device.h b/drivers/net/ethernet/cavium/liquidio/cn68xx_device.h index d4e1c9fb0bf2..ea7bdcce6044 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn68xx_device.h +++ b/drivers/net/ethernet/cavium/liquidio/cn68xx_device.h @@ -28,6 +28,5 @@ #define __CN68XX_DEVICE_H__ int lio_setup_cn68xx_octeon_device(struct octeon_device *oct); -int lio_is_210nv(struct octeon_device *oct); #endif diff --git a/drivers/net/ethernet/cavium/liquidio/cn68xx_regs.h b/drivers/net/ethernet/cavium/liquidio/cn68xx_regs.h index 38cddbd107b6..d45a0f4aaf1f 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn68xx_regs.h +++ b/drivers/net/ethernet/cavium/liquidio/cn68xx_regs.h @@ -29,7 +29,6 @@ #ifndef __CN68XX_REGS_H__ #define __CN68XX_REGS_H__ -#include "cn66xx_regs.h" /*###################### REQUEST QUEUE #########################*/ diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c index 03bfa9771e4d..289eb8907922 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c @@ -19,13 +19,9 @@ * This file may also be available under a different license from Cavium. * Contact Cavium, Inc. for more information **********************************************************************/ -#include <linux/version.h> #include <linux/netdevice.h> #include <linux/net_tstamp.h> -#include <linux/ethtool.h> -#include <linux/dma-mapping.h> #include <linux/pci.h> -#include "octeon_config.h" #include "liquidio_common.h" #include "octeon_droq.h" #include "octeon_iq.h" @@ -36,9 +32,6 @@ #include "octeon_network.h" #include "cn66xx_regs.h" #include "cn66xx_device.h" -#include "cn68xx_regs.h" -#include "cn68xx_device.h" -#include "liquidio_image.h" static int octnet_get_link_stats(struct net_device *netdev); @@ -106,6 +99,7 @@ static const char oct_stats_strings[][ETH_GSTRING_LEN] = { "tx_tso", "tx_tso_packets", "tx_tso_err", + "tx_vxlan", "mac_tx_total_pkts", "mac_tx_total_bytes", @@ -129,6 +123,9 @@ static const char oct_stats_strings[][ETH_GSTRING_LEN] = { "rx_err_link", "rx_err_drop", + "rx_vxlan", + "rx_vxlan_err", + "rx_lro_pkts", "rx_lro_bytes", "rx_total_lro", @@ -167,6 +164,7 @@ static const char oct_iq_stats_strings[][ETH_GSTRING_LEN] = { "fw_bytes_sent", "tso", + "vxlan", "txq_restart", }; @@ -186,6 +184,7 @@ static const char oct_droq_stats_strings[][ETH_GSTRING_LEN] = { "fw_bytes_received", "fw_dropped_nodispatch", + "vxlan", "buffer_alloc_failure", }; @@ -340,20 +339,18 @@ static void octnet_mdio_resp_callback(struct octeon_device *oct, u32 status, void *buf) { - struct oct_mdio_cmd_resp *mdio_cmd_rsp; struct oct_mdio_cmd_context *mdio_cmd_ctx; struct octeon_soft_command *sc = (struct octeon_soft_command *)buf; - mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr; mdio_cmd_ctx = (struct oct_mdio_cmd_context *)sc->ctxptr; oct = lio_get_device(mdio_cmd_ctx->octeon_id); if (status) { dev_err(&oct->pci_dev->dev, "MIDO instruction failed. Status: %llx\n", CVM_CAST64(status)); - ACCESS_ONCE(mdio_cmd_ctx->cond) = -1; + WRITE_ONCE(mdio_cmd_ctx->cond, -1); } else { - ACCESS_ONCE(mdio_cmd_ctx->cond) = 1; + WRITE_ONCE(mdio_cmd_ctx->cond, 1); } wake_up_interruptible(&mdio_cmd_ctx->wc); } @@ -384,7 +381,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value) mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr; mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr; - ACCESS_ONCE(mdio_cmd_ctx->cond) = 0; + WRITE_ONCE(mdio_cmd_ctx->cond, 0); mdio_cmd_ctx->octeon_id = lio_get_device_id(oct_dev); mdio_cmd->op = op; mdio_cmd->mdio_addr = loc; @@ -423,7 +420,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value) octeon_swap_8B_data((u64 *)(&mdio_cmd_rsp->resp), sizeof(struct oct_mdio_cmd) / 8); - if (ACCESS_ONCE(mdio_cmd_ctx->cond) == 1) { + if (READ_ONCE(mdio_cmd_ctx->cond) == 1) { if (!op) *value = mdio_cmd_rsp->resp.value1; } else { @@ -467,18 +464,16 @@ static int lio_set_phys_id(struct net_device *netdev, /* Configure Beacon values */ value = LIO68XX_LED_BEACON_CFGON; - ret = - octnet_mdio45_access(lio, 1, - LIO68XX_LED_BEACON_ADDR, - &value); + ret = octnet_mdio45_access(lio, 1, + LIO68XX_LED_BEACON_ADDR, + &value); if (ret) return ret; value = LIO68XX_LED_CTRL_CFGON; - ret = - octnet_mdio45_access(lio, 1, - LIO68XX_LED_CTRL_ADDR, - &value); + ret = octnet_mdio45_access(lio, 1, + LIO68XX_LED_CTRL_ADDR, + &value); if (ret) return ret; } else { @@ -557,7 +552,7 @@ lio_ethtool_get_ringparam(struct net_device *netdev, tx_pending = CFG_GET_NUM_TX_DESCS_NIC_IF(conf6x, lio->ifidx); } - if (lio->mtu > OCTNET_DEFAULT_FRM_SIZE) { + if (lio->mtu > OCTNET_DEFAULT_FRM_SIZE - OCTNET_FRM_HEADER_SIZE) { ering->rx_pending = 0; ering->rx_max_pending = 0; ering->rx_mini_pending = 0; @@ -617,7 +612,8 @@ lio_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) static void lio_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, u64 *data) + struct ethtool_stats *stats __attribute__((unused)), + u64 *data) { struct lio *lio = GET_LIO(netdev); struct octeon_device *oct_dev = lio->oct_dev; @@ -675,6 +671,10 @@ lio_get_ethtool_stats(struct net_device *netdev, *fw_err_tso */ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_tso); + /*per_core_stats[cvmx_get_core_num()].link_stats[idx].fromhost. + *fw_tx_vxlan + */ + data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tx_vxlan); /* mac tx statistics */ /*CVMX_BGXX_CMRX_TX_STAT5 */ @@ -729,6 +729,15 @@ lio_get_ethtool_stats(struct net_device *netdev, */ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_drop); + /*per_core_stats[cvmx_get_core_num()].link_stats[lro_ctx->ifidx]. + *fromwire.fw_rx_vxlan + */ + data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_rx_vxlan); + /*per_core_stats[cvmx_get_core_num()].link_stats[lro_ctx->ifidx]. + *fromwire.fw_rx_vxlan_err + */ + data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_rx_vxlan_err); + /* LRO */ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire. *fw_lro_pkts @@ -822,6 +831,8 @@ lio_get_ethtool_stats(struct net_device *netdev, /*tso request*/ data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_gso); + /*vxlan request*/ + data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_vxlan); /*txq restart*/ data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_restart); @@ -858,6 +869,9 @@ lio_get_ethtool_stats(struct net_device *netdev, CVM_CAST64(oct_dev->droq[j]->stats.bytes_received); data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nodispatch); + + data[i++] = + CVM_CAST64(oct_dev->droq[j]->stats.rx_vxlan); data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.rx_alloc_failure); } @@ -945,7 +959,6 @@ static int lio_get_intr_coalesce(struct net_device *netdev, intr_coal->rx_max_coalesced_frames = CFG_GET_OQ_INTR_PKT(cn6xxx->conf); } - iq = oct->instr_queue[lio->linfo.txpciq[0].s.q_no]; intr_coal->tx_max_coalesced_frames = iq->fill_threshold; break; @@ -1043,7 +1056,7 @@ static int octnet_set_intrmod_cfg(struct lio *lio, return 0; } -void +static void octnet_nic_stats_callback(struct octeon_device *oct_dev, u32 status, void *ptr) { @@ -1083,6 +1096,9 @@ octnet_nic_stats_callback(struct octeon_device *oct_dev, rstats->fw_err_pko = rsp_rstats->fw_err_pko; rstats->fw_err_link = rsp_rstats->fw_err_link; rstats->fw_err_drop = rsp_rstats->fw_err_drop; + rstats->fw_rx_vxlan = rsp_rstats->fw_rx_vxlan; + rstats->fw_rx_vxlan_err = rsp_rstats->fw_rx_vxlan_err; + /* Number of packets that are LROed */ rstats->fw_lro_pkts = rsp_rstats->fw_lro_pkts; /* Number of octets that are LROed */ @@ -1127,6 +1143,8 @@ octnet_nic_stats_callback(struct octeon_device *oct_dev, tstats->fw_tso = rsp_tstats->fw_tso; tstats->fw_tso_fwd = rsp_tstats->fw_tso_fwd; tstats->fw_err_tso = rsp_tstats->fw_err_tso; + tstats->fw_tx_vxlan = rsp_tstats->fw_tx_vxlan; + resp->status = 1; } else { resp->status = -1; @@ -1523,7 +1541,7 @@ static int lio_nway_reset(struct net_device *netdev) } /* Return register dump len. */ -static int lio_get_regs_len(struct net_device *dev) +static int lio_get_regs_len(struct net_device *dev __attribute__((unused))) { return OCT_ETHTOOL_REGDUMP_LEN; } @@ -1667,13 +1685,12 @@ static void lio_get_regs(struct net_device *dev, int len = 0; struct octeon_device *oct = lio->oct_dev; - memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN); regs->version = OCT_ETHTOOL_REGSVER; switch (oct->chip_id) { - /* case OCTEON_CN73XX: Todo */ case OCTEON_CN68XX: case OCTEON_CN66XX: + memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN); len += cn6xxx_read_csr_reg(regbuf + len, oct); len += cn6xxx_read_config_reg(regbuf + len, oct); break; diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index 1a584ebde42c..20d6942edf40 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -20,24 +20,12 @@ * Contact Cavium, Inc. for more information **********************************************************************/ #include <linux/version.h> -#include <linux/module.h> -#include <linux/crc32.h> -#include <linux/dma-mapping.h> #include <linux/pci.h> -#include <linux/pci_ids.h> -#include <linux/ip.h> -#include <net/ip.h> -#include <linux/ipv6.h> #include <linux/net_tstamp.h> #include <linux/if_vlan.h> #include <linux/firmware.h> -#include <linux/ethtool.h> #include <linux/ptp_clock_kernel.h> -#include <linux/types.h> -#include <linux/list.h> -#include <linux/workqueue.h> -#include <linux/interrupt.h> -#include "octeon_config.h" +#include <net/vxlan.h> #include "liquidio_common.h" #include "octeon_droq.h" #include "octeon_iq.h" @@ -48,7 +36,6 @@ #include "octeon_network.h" #include "cn66xx_regs.h" #include "cn66xx_device.h" -#include "cn68xx_regs.h" #include "cn68xx_device.h" #include "liquidio_image.h" @@ -251,8 +238,7 @@ static int lio_wait_for_oq_pkts(struct octeon_device *oct) for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) { if (!(oct->io_qmask.oq & (1ULL << i))) continue; - pkt_cnt += octeon_droq_check_hw_for_pkts(oct, - oct->droq[i]); + pkt_cnt += octeon_droq_check_hw_for_pkts(oct->droq[i]); } if (pkt_cnt > 0) { pending_pkts += pkt_cnt; @@ -507,7 +493,8 @@ static pci_ers_result_t liquidio_pcie_error_detected(struct pci_dev *pdev, * \brief mmio handler * @param pdev Pointer to PCI device */ -static pci_ers_result_t liquidio_pcie_mmio_enabled(struct pci_dev *pdev) +static pci_ers_result_t liquidio_pcie_mmio_enabled( + struct pci_dev *pdev __attribute__((unused))) { /* We should never hit this since we never ask for a reset for a Fatal * Error. We always return DISCONNECT in io_error above. @@ -523,7 +510,8 @@ static pci_ers_result_t liquidio_pcie_mmio_enabled(struct pci_dev *pdev) * Restart the card from scratch, as if from a cold-boot. Implementation * resembles the first-half of the octeon_resume routine. */ -static pci_ers_result_t liquidio_pcie_slot_reset(struct pci_dev *pdev) +static pci_ers_result_t liquidio_pcie_slot_reset( + struct pci_dev *pdev __attribute__((unused))) { /* We should never hit this since we never ask for a reset for a Fatal * Error. We always return DISCONNECT in io_error above. @@ -540,7 +528,7 @@ static pci_ers_result_t liquidio_pcie_slot_reset(struct pci_dev *pdev) * its OK to resume normal operation. Implementation resembles the * second-half of the octeon_resume routine. */ -static void liquidio_pcie_resume(struct pci_dev *pdev) +static void liquidio_pcie_resume(struct pci_dev *pdev __attribute__((unused))) { /* Nothing to be done here. */ } @@ -551,7 +539,8 @@ static void liquidio_pcie_resume(struct pci_dev *pdev) * @param pdev Pointer to PCI device * @param state state to suspend to */ -static int liquidio_suspend(struct pci_dev *pdev, pm_message_t state) +static int liquidio_suspend(struct pci_dev *pdev __attribute__((unused)), + pm_message_t state __attribute__((unused))) { return 0; } @@ -560,7 +549,7 @@ static int liquidio_suspend(struct pci_dev *pdev, pm_message_t state) * \brief called when resuming * @param pdev Pointer to PCI device */ -static int liquidio_resume(struct pci_dev *pdev) +static int liquidio_resume(struct pci_dev *pdev __attribute__((unused))) { return 0; } @@ -1104,7 +1093,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct) * @param pdev PCI device structure * @param ent unused */ -static int liquidio_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +static int +liquidio_probe(struct pci_dev *pdev, + const struct pci_device_id *ent __attribute__((unused))) { struct octeon_device *oct_dev = NULL; struct handshake *hs; @@ -1267,7 +1258,7 @@ static void octeon_destroy_resources(struct octeon_device *oct) /* Nothing to be done here either */ break; - } /* end switch(oct->status) */ + } /* end switch (oct->status) */ tasklet_kill(&oct_priv->droq_tasklet); } @@ -1724,8 +1715,10 @@ static int liquidio_ptp_settime(struct ptp_clock_info *ptp, * @param rq request * @param on is it on */ -static int liquidio_ptp_enable(struct ptp_clock_info *ptp, - struct ptp_clock_request *rq, int on) +static int +liquidio_ptp_enable(struct ptp_clock_info *ptp __attribute__((unused)), + struct ptp_clock_request *rq __attribute__((unused)), + int on __attribute__((unused))) { return -EOPNOTSUPP; } @@ -1866,7 +1859,7 @@ static int octeon_setup_droq(struct octeon_device *oct, int q_no, int num_descs, * @param buf pointer to resp structure */ static void if_cfg_callback(struct octeon_device *oct, - u32 status, + u32 status __attribute__((unused)), void *buf) { struct octeon_soft_command *sc = (struct octeon_soft_command *)buf; @@ -1880,7 +1873,7 @@ static void if_cfg_callback(struct octeon_device *oct, if (resp->status) dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n", CVM_CAST64(resp->status)); - ACCESS_ONCE(ctx->cond) = 1; + WRITE_ONCE(ctx->cond, 1); snprintf(oct->fw_info.liquidio_firmware_version, 32, "%s", resp->cfg_info.liquidio_firmware_version); @@ -1900,7 +1893,8 @@ static void if_cfg_callback(struct octeon_device *oct, * @returns selected queue number */ static u16 select_q(struct net_device *dev, struct sk_buff *skb, - void *accel_priv, select_queue_fallback_t fallback) + void *accel_priv __attribute__((unused)), + select_queue_fallback_t fallback __attribute__((unused))) { u32 qindex = 0; struct lio *lio; @@ -1920,7 +1914,7 @@ static u16 select_q(struct net_device *dev, struct sk_buff *skb, * @param arg - farg registered in droq_ops */ static void -liquidio_push_packet(u32 octeon_id, +liquidio_push_packet(u32 octeon_id __attribute__((unused)), void *skbuff, u32 len, union octeon_rh *rh, @@ -2000,14 +1994,25 @@ liquidio_push_packet(u32 octeon_id, } skb->protocol = eth_type_trans(skb, skb->dev); - if ((netdev->features & NETIF_F_RXCSUM) && - (rh->r_dh.csum_verified == CNNIC_CSUM_VERIFIED)) + (((rh->r_dh.encap_on) && + (rh->r_dh.csum_verified & CNNIC_TUN_CSUM_VERIFIED)) || + (!(rh->r_dh.encap_on) && + (rh->r_dh.csum_verified & CNNIC_CSUM_VERIFIED)))) /* checksum has already been verified */ skb->ip_summed = CHECKSUM_UNNECESSARY; else skb->ip_summed = CHECKSUM_NONE; + /* Setting Encapsulation field on basis of status received + * from the firmware + */ + if (rh->r_dh.encap_on) { + skb->encapsulation = 1; + skb->csum_level = 1; + droq->stats.rx_vxlan++; + } + /* inbound VLAN tag */ if ((netdev->features & NETIF_F_HW_VLAN_CTAG_RX) && (rh->r_dh.vlan != 0)) { @@ -2120,7 +2125,7 @@ static int liquidio_napi_poll(struct napi_struct *napi, int budget) /** * \brief Setup input and output queues * @param octeon_dev octeon device - * @param net_device Net device + * @param ifidx Interface Index * * Note: Queues are with respect to the octeon device. Thus * an input queue is for egress packets, and output queues @@ -2331,7 +2336,6 @@ static int liquidio_stop(struct net_device *netdev) } dev_info(&oct->pci_dev->dev, "%s interface is stopped\n", netdev->name); - module_put(THIS_MODULE); return 0; } @@ -2342,6 +2346,7 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) struct net_device *netdev = (struct net_device *)nctrl->netpndev; struct lio *lio = GET_LIO(netdev); struct octeon_device *oct = lio->oct_dev; + u8 *mac; switch (nctrl->ncmd.s.cmd) { case OCTNET_CMD_CHANGE_DEVFLAGS: @@ -2349,22 +2354,24 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) break; case OCTNET_CMD_CHANGE_MACADDR: - /* If command is successful, change the MACADDR. */ - netif_info(lio, probe, lio->netdev, " MACAddr changed to 0x%llx\n", - CVM_CAST64(nctrl->udd[0])); - dev_info(&oct->pci_dev->dev, "%s MACAddr changed to 0x%llx\n", - netdev->name, CVM_CAST64(nctrl->udd[0])); - memcpy(netdev->dev_addr, ((u8 *)&nctrl->udd[0]) + 2, ETH_ALEN); + mac = ((u8 *)&nctrl->udd[0]) + 2; + netif_info(lio, probe, lio->netdev, + "%s %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n", + "MACAddr changed to", mac[0], mac[1], + mac[2], mac[3], mac[4], mac[5]); break; case OCTNET_CMD_CHANGE_MTU: /* If command is successful, change the MTU. */ netif_info(lio, probe, lio->netdev, " MTU Changed from %d to %d\n", - netdev->mtu, nctrl->ncmd.s.param2); + netdev->mtu, nctrl->ncmd.s.param1); dev_info(&oct->pci_dev->dev, "%s MTU Changed from %d to %d\n", netdev->name, netdev->mtu, - nctrl->ncmd.s.param2); - netdev->mtu = nctrl->ncmd.s.param2; + nctrl->ncmd.s.param1); + rtnl_lock(); + netdev->mtu = nctrl->ncmd.s.param1; + call_netdevice_notifiers(NETDEV_CHANGEMTU, netdev); + rtnl_unlock(); break; case OCTNET_CMD_GPIO_ACCESS: @@ -2410,6 +2417,55 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) netdev->name); break; + /* Case to handle "OCTNET_CMD_TNL_RX_CSUM_CTL" + * Command passed by NIC driver + */ + case OCTNET_CMD_TNL_RX_CSUM_CTL: + if (nctrl->ncmd.s.param1 == OCTNET_CMD_RXCSUM_ENABLE) { + netif_info(lio, probe, lio->netdev, + "%s RX Checksum Offload Enabled\n", + netdev->name); + } else if (nctrl->ncmd.s.param1 == + OCTNET_CMD_RXCSUM_DISABLE) { + netif_info(lio, probe, lio->netdev, + "%s RX Checksum Offload Disabled\n", + netdev->name); + } + break; + + /* Case to handle "OCTNET_CMD_TNL_TX_CSUM_CTL" + * Command passed by NIC driver + */ + case OCTNET_CMD_TNL_TX_CSUM_CTL: + if (nctrl->ncmd.s.param1 == OCTNET_CMD_TXCSUM_ENABLE) { + netif_info(lio, probe, lio->netdev, + "%s TX Checksum Offload Enabled\n", + netdev->name); + } else if (nctrl->ncmd.s.param1 == + OCTNET_CMD_TXCSUM_DISABLE) { + netif_info(lio, probe, lio->netdev, + "%s TX Checksum Offload Disabled\n", + netdev->name); + } + break; + + /* Case to handle "OCTNET_CMD_VXLAN_PORT_CONFIG" + * Command passed by NIC driver + */ + case OCTNET_CMD_VXLAN_PORT_CONFIG: + if (nctrl->ncmd.s.more == OCTNET_CMD_VXLAN_PORT_ADD) { + netif_info(lio, probe, lio->netdev, + "%s VxLAN Destination UDP PORT:%d ADDED\n", + netdev->name, + nctrl->ncmd.s.param1); + } else if (nctrl->ncmd.s.more == + OCTNET_CMD_VXLAN_PORT_DEL) { + netif_info(lio, probe, lio->netdev, + "%s VxLAN Destination UDP PORT:%d DELETED\n", + netdev->name, + nctrl->ncmd.s.param1); + } + break; case OCTNET_CMD_SET_FLOW_CTL: netif_info(lio, probe, lio->netdev, "Set RX/TX flow control parameters\n"); @@ -2465,7 +2521,7 @@ static void liquidio_set_mcast_list(struct net_device *netdev) struct octnic_ctrl_pkt nctrl; struct netdev_hw_addr *ha; u64 *mc; - int ret, i; + int ret; int mc_count = min(netdev_mc_count(netdev), MAX_OCTEON_MULTICAST_ADDR); memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); @@ -2481,7 +2537,6 @@ static void liquidio_set_mcast_list(struct net_device *netdev) nctrl.cb_fn = liquidio_link_ctrl_cmd_completion; /* copy all the addresses into the udd */ - i = 0; mc = &nctrl.udd[0]; netdev_for_each_mc_addr(ha, netdev) { *mc = 0; @@ -2604,18 +2659,16 @@ static int liquidio_change_mtu(struct net_device *netdev, int new_mtu) struct lio *lio = GET_LIO(netdev); struct octeon_device *oct = lio->oct_dev; struct octnic_ctrl_pkt nctrl; - int max_frm_size = new_mtu + OCTNET_FRM_HEADER_SIZE; int ret = 0; - /* Limit the MTU to make sure the ethernet packets are between 64 bytes - * and 65535 bytes + /* Limit the MTU to make sure the ethernet packets are between 68 bytes + * and 16000 bytes */ - if ((max_frm_size < OCTNET_MIN_FRM_SIZE) || - (max_frm_size > OCTNET_MAX_FRM_SIZE)) { + if ((new_mtu < LIO_MIN_MTU_SIZE) || + (new_mtu > LIO_MAX_MTU_SIZE)) { dev_err(&oct->pci_dev->dev, "Invalid MTU: %d\n", new_mtu); dev_err(&oct->pci_dev->dev, "Valid range %d and %d\n", - (OCTNET_MIN_FRM_SIZE - OCTNET_FRM_HEADER_SIZE), - (OCTNET_MAX_FRM_SIZE - OCTNET_FRM_HEADER_SIZE)); + LIO_MIN_MTU_SIZE, LIO_MAX_MTU_SIZE); return -EINVAL; } @@ -2646,7 +2699,7 @@ static int liquidio_change_mtu(struct net_device *netdev, int new_mtu) * @param ifr interface request * @param cmd command */ -static int hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) +static int hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr) { struct hwtstamp_config conf; struct lio *lio = GET_LIO(netdev); @@ -2707,7 +2760,7 @@ static int liquidio_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { switch (cmd) { case SIOCSHWTSTAMP: - return hwtstamp_ioctl(netdev, ifr, cmd); + return hwtstamp_ioctl(netdev, ifr); default: return -EOPNOTSUPP; } @@ -2886,12 +2939,12 @@ static int liquidio_xmit(struct sk_buff *skb, struct net_device *netdev) /* defer sending if queue is full */ stats->tx_iq_busy++; netif_info(lio, tx_err, lio->netdev, "Transmit failed iq:%d full\n", - ndata.q_no); + lio->txq); return NETDEV_TX_BUSY; } } /* pr_info(" XMIT - valid Qs: %d, 1st Q no: %d, cpu: %d, q_no:%d\n", - * lio->linfo.num_txpciq, lio->txq, cpu, ndata.q_no ); + * lio->linfo.num_txpciq, lio->txq, cpu, ndata.q_no); */ ndata.datasize = skb->len; @@ -2899,9 +2952,14 @@ static int liquidio_xmit(struct sk_buff *skb, struct net_device *netdev) cmdsetup.u64 = 0; cmdsetup.s.iq_no = iq_no; - if (skb->ip_summed == CHECKSUM_PARTIAL) - cmdsetup.s.transport_csum = 1; - + if (skb->ip_summed == CHECKSUM_PARTIAL) { + if (skb->encapsulation) { + cmdsetup.s.tnl_csum = 1; + stats->tx_vxlan++; + } else { + cmdsetup.s.transport_csum = 1; + } + } if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) { skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; cmdsetup.s.timestamp = 1; @@ -2910,6 +2968,7 @@ static int liquidio_xmit(struct sk_buff *skb, struct net_device *netdev) if (skb_shinfo(skb)->nr_frags == 0) { cmdsetup.s.u.datasize = skb->len; octnet_prepare_pci_cmd(oct, &ndata.cmd, &cmdsetup, tag); + /* Offload checksum calculation for TCP/UDP packets */ dptr = dma_map_single(&oct->pci_dev->dev, skb->data, @@ -3124,6 +3183,72 @@ static int liquidio_vlan_rx_kill_vid(struct net_device *netdev, return ret; } +/** Sending command to enable/disable RX checksum offload + * @param netdev pointer to network device + * @param command OCTNET_CMD_TNL_RX_CSUM_CTL + * @param rx_cmd_bit OCTNET_CMD_RXCSUM_ENABLE/ + * OCTNET_CMD_RXCSUM_DISABLE + * @returns SUCCESS or FAILURE + */ +int liquidio_set_rxcsum_command(struct net_device *netde |