From bbf666c1af916ed74795493c564df6fad462cc80 Mon Sep 17 00:00:00 2001 From: Sudarsana Reddy Kalluru Date: Wed, 12 Dec 2018 08:57:00 -0800 Subject: bnx2x: Clear fip MAC when fcoe offload support is disabled On some customer setups it was observed that shmem contains a non-zero fip MAC for 57711 which would lead to enabling of SW FCoE. Add a software workaround to clear the bad fip mac address if no FCoE connections are supported. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Ariel Elior Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 95309b27c7d1..9052d57895d5 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -11750,8 +11750,10 @@ static void bnx2x_get_fcoe_info(struct bnx2x *bp) * If maximum allowed number of connections is zero - * disable the feature. */ - if (!bp->cnic_eth_dev.max_fcoe_conn) + if (!bp->cnic_eth_dev.max_fcoe_conn) { bp->flags |= NO_FCOE_FLAG; + eth_zero_addr(bp->fip_mac); + } } static void bnx2x_get_cnic_info(struct bnx2x *bp) -- cgit v1.2.3 From 04f05230c5c13b1384f66f5186a68d7499e34622 Mon Sep 17 00:00:00 2001 From: Sudarsana Reddy Kalluru Date: Wed, 12 Dec 2018 08:57:01 -0800 Subject: bnx2x: Remove configured vlans as part of unload sequence. Vlans are not getting removed when drivers are unloaded. The recent storm firmware versions had added safeguards against re-configuring an already configured vlan. As a result, PF inner reload flows (e.g., mtu change) might trigger an assertion. This change is going to remove vlans (same as we do for MACs) when doing a chip cleanup during unload. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Ariel Elior Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 34 +++++++++++++++++++----- drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h | 4 ++- 2 files changed, 30 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 9052d57895d5..01a973e05356 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -8472,6 +8472,7 @@ int bnx2x_set_vlan_one(struct bnx2x *bp, u16 vlan, /* Fill a user request section if needed */ if (!test_bit(RAMROD_CONT, ramrod_flags)) { ramrod_param.user_req.u.vlan.vlan = vlan; + __set_bit(BNX2X_VLAN, &ramrod_param.user_req.vlan_mac_flags); /* Set the command: ADD or DEL */ if (set) ramrod_param.user_req.cmd = BNX2X_VLAN_MAC_ADD; @@ -8492,6 +8493,27 @@ int bnx2x_set_vlan_one(struct bnx2x *bp, u16 vlan, return rc; } +static int bnx2x_del_all_vlans(struct bnx2x *bp) +{ + struct bnx2x_vlan_mac_obj *vlan_obj = &bp->sp_objs[0].vlan_obj; + unsigned long ramrod_flags = 0, vlan_flags = 0; + struct bnx2x_vlan_entry *vlan; + int rc; + + __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); + __set_bit(BNX2X_VLAN, &vlan_flags); + rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_flags, &ramrod_flags); + if (rc) + return rc; + + /* Mark that hw forgot all entries */ + list_for_each_entry(vlan, &bp->vlan_reg, link) + vlan->hw = false; + bp->vlan_cnt = 0; + + return 0; +} + int bnx2x_del_all_macs(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *mac_obj, int mac_type, bool wait_for_comp) @@ -9330,6 +9352,11 @@ void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode, bool keep_link) BNX2X_ERR("Failed to schedule DEL commands for UC MACs list: %d\n", rc); + /* Remove all currently configured VLANs */ + rc = bnx2x_del_all_vlans(bp); + if (rc < 0) + BNX2X_ERR("Failed to delete all VLANs\n"); + /* Disable LLH */ if (!CHIP_IS_E1(bp)) REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); @@ -13026,13 +13053,6 @@ static void bnx2x_vlan_configure(struct bnx2x *bp, bool set_rx_mode) int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp) { - struct bnx2x_vlan_entry *vlan; - - /* The hw forgot all entries after reload */ - list_for_each_entry(vlan, &bp->vlan_reg, link) - vlan->hw = false; - bp->vlan_cnt = 0; - /* Don't set rx mode here. Our caller will do it. */ bnx2x_vlan_configure(bp, false); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h index 0bf2fd470819..7a6e82db4231 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h @@ -265,6 +265,7 @@ enum { BNX2X_ETH_MAC, BNX2X_ISCSI_ETH_MAC, BNX2X_NETQ_ETH_MAC, + BNX2X_VLAN, BNX2X_DONT_CONSUME_CAM_CREDIT, BNX2X_DONT_CONSUME_CAM_CREDIT_DEST, }; @@ -272,7 +273,8 @@ enum { #define BNX2X_VLAN_MAC_CMP_MASK (1 << BNX2X_UC_LIST_MAC | \ 1 << BNX2X_ETH_MAC | \ 1 << BNX2X_ISCSI_ETH_MAC | \ - 1 << BNX2X_NETQ_ETH_MAC) + 1 << BNX2X_NETQ_ETH_MAC | \ + 1 << BNX2X_VLAN) #define BNX2X_VLAN_MAC_CMP_FLAGS(flags) \ ((flags) & BNX2X_VLAN_MAC_CMP_MASK) -- cgit v1.2.3 From 07f12622a66320d5f56a71a921cf70a43e7a6b87 Mon Sep 17 00:00:00 2001 From: Sudarsana Reddy Kalluru Date: Wed, 12 Dec 2018 08:57:02 -0800 Subject: bnx2x: Enable PTP only on the PF that initializes the port There will be only one PHC clock per port. PTP should be enabled only on one PF per port. The change enables PTP functionality on the PF that initializes the port. The change is useful in multi-function modes e.g., NPAR where a port can have more than one PF. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Ariel Elior Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x.h | 1 + drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 1 + drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 22 ++++++++++------------ 3 files changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 0de487a8f0eb..7ea9066ce126 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -2520,6 +2520,7 @@ void bnx2x_update_mfw_dump(struct bnx2x *bp); void bnx2x_init_ptp(struct bnx2x *bp); int bnx2x_configure_ptp_filters(struct bnx2x *bp); void bnx2x_set_rx_ts(struct bnx2x *bp, struct sk_buff *skb); +void bnx2x_register_phc(struct bnx2x *bp); #define BNX2X_MAX_PHC_DRIFT 31000000 #define BNX2X_PTP_TX_TIMEOUT diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 686899d7e555..ecb1bd7eb508 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2842,6 +2842,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bnx2x_set_rx_mode_inner(bp); if (bp->flags & PTP_SUPPORTED) { + bnx2x_register_phc(bp); bnx2x_init_ptp(bp); bnx2x_configure_ptp_filters(bp); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 01a973e05356..6b54eb1ad8ba 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -7723,6 +7723,9 @@ static int bnx2x_init_hw_port(struct bnx2x *bp) REG_WR(bp, reg_addr, val); } + if (CHIP_IS_E3B0(bp)) + bp->flags |= PTP_SUPPORTED; + return 0; } @@ -9444,8 +9447,13 @@ unload_error: * function stop ramrod is sent, since as part of this ramrod FW access * PTP registers. */ - if (bp->flags & PTP_SUPPORTED) + if (bp->flags & PTP_SUPPORTED) { bnx2x_stop_ptp(bp); + if (bp->ptp_clock) { + ptp_clock_unregister(bp->ptp_clock); + bp->ptp_clock = NULL; + } + } /* Disable HW interrupts, NAPI */ bnx2x_netif_stop(bp, 1); @@ -12523,9 +12531,6 @@ static int bnx2x_init_bp(struct bnx2x *bp) bp->dump_preset_idx = 1; - if (CHIP_IS_E3B0(bp)) - bp->flags |= PTP_SUPPORTED; - return rc; } @@ -13917,7 +13922,7 @@ static int bnx2x_ptp_enable(struct ptp_clock_info *ptp, return -ENOTSUPP; } -static void bnx2x_register_phc(struct bnx2x *bp) +void bnx2x_register_phc(struct bnx2x *bp) { /* Fill the ptp_clock_info struct and register PTP clock*/ bp->ptp_clock_info.owner = THIS_MODULE; @@ -14119,8 +14124,6 @@ static int bnx2x_init_one(struct pci_dev *pdev, dev->base_addr, bp->pdev->irq, dev->dev_addr); pcie_print_link_status(bp->pdev); - bnx2x_register_phc(bp); - if (!IS_MF_SD_STORAGE_PERSONALITY_ONLY(bp)) bnx2x_set_os_driver_state(bp, OS_DRIVER_STATE_DISABLED); @@ -14153,11 +14156,6 @@ static void __bnx2x_remove(struct pci_dev *pdev, struct bnx2x *bp, bool remove_netdev) { - if (bp->ptp_clock) { - ptp_clock_unregister(bp->ptp_clock); - bp->ptp_clock = NULL; - } - /* Delete storage MAC address */ if (!NO_FCOE(bp)) { rtnl_lock(); -- cgit v1.2.3 From 9061193c4ee065d3240fde06767c2e06ec61decc Mon Sep 17 00:00:00 2001 From: Sudarsana Reddy Kalluru Date: Wed, 12 Dec 2018 08:57:03 -0800 Subject: bnx2x: Send update-svid ramrod with retry/poll flags enabled Driver sends update-SVID ramrod in the MFW notification path. If there is a pending ramrod, driver doesn't retry the command and storm firmware will never be updated with the SVID value. The patch adds changes to send update-svid ramrod in process context with retry/poll flags set. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Ariel Elior Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x.h | 1 + drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 10 +++++++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 7ea9066ce126..5cd3135dfe30 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1282,6 +1282,7 @@ enum sp_rtnl_flag { BNX2X_SP_RTNL_TX_STOP, BNX2X_SP_RTNL_GET_DRV_VERSION, BNX2X_SP_RTNL_CHANGE_UDP_PORT, + BNX2X_SP_RTNL_UPDATE_SVID, }; enum bnx2x_iov_flag { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 6b54eb1ad8ba..b164f705709d 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -2925,6 +2925,10 @@ static void bnx2x_handle_update_svid_cmd(struct bnx2x *bp) func_params.f_obj = &bp->func_obj; func_params.cmd = BNX2X_F_CMD_SWITCH_UPDATE; + /* Prepare parameters for function state transitions */ + __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags); + __set_bit(RAMROD_RETRY, &func_params.ramrod_flags); + if (IS_MF_UFP(bp) || IS_MF_BD(bp)) { int func = BP_ABS_FUNC(bp); u32 val; @@ -4311,7 +4315,8 @@ static void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) bnx2x_handle_eee_event(bp); if (val & DRV_STATUS_OEM_UPDATE_SVID) - bnx2x_handle_update_svid_cmd(bp); + bnx2x_schedule_sp_rtnl(bp, + BNX2X_SP_RTNL_UPDATE_SVID, 0); if (bp->link_vars.periodic_flags & PERIODIC_FLAGS_LINK_EVENT) { @@ -10394,6 +10399,9 @@ sp_rtnl_not_reset: &bp->sp_rtnl_state)) bnx2x_update_mng_version(bp); + if (test_and_clear_bit(BNX2X_SP_RTNL_UPDATE_SVID, &bp->sp_rtnl_state)) + bnx2x_handle_update_svid_cmd(bp); + if (test_and_clear_bit(BNX2X_SP_RTNL_CHANGE_UDP_PORT, &bp->sp_rtnl_state)) { if (bnx2x_udp_port_update(bp)) { -- cgit v1.2.3