diff options
Diffstat (limited to 'drivers/net')
31 files changed, 317 insertions, 159 deletions
diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c index 39214e51245..7ca0eded256 100644 --- a/drivers/net/ariadne.c +++ b/drivers/net/ariadne.c @@ -425,11 +425,6 @@ static irqreturn_t ariadne_interrupt(int irq, void *data) int csr0, boguscnt; int handled = 0; - if (dev == NULL) { - printk(KERN_WARNING "ariadne_interrupt(): irq for unknown device.\n"); - return IRQ_NONE; - } - lance->RAP = CSR0; /* PCnet-ISA Controller Status */ if (!(lance->RDP & INTR)) /* Check if any interrupt has been */ diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index 653c62475cb..8849699c66c 100644 --- a/drivers/net/bnx2x/bnx2x.h +++ b/drivers/net/bnx2x/bnx2x.h @@ -22,7 +22,7 @@ * (you will need to reboot afterwards) */ /* #define BNX2X_STOP_ON_ERROR */ -#define DRV_MODULE_VERSION "1.62.00-5" +#define DRV_MODULE_VERSION "1.62.00-6" #define DRV_MODULE_RELDATE "2011/01/30" #define BNX2X_BC_VER 0x040200 @@ -1211,6 +1211,7 @@ struct bnx2x { /* DCBX Negotation results */ struct dcbx_features dcbx_local_feat; u32 dcbx_error; + u32 pending_max; }; /** @@ -1613,19 +1614,23 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, #define BNX2X_BTR 4 #define MAX_SPQ_PENDING 8 - -/* CMNG constants - derived from lab experiments, and not from system spec calculations !!! */ -#define DEF_MIN_RATE 100 -/* resolution of the rate shaping timer - 100 usec */ -#define RS_PERIODIC_TIMEOUT_USEC 100 -/* resolution of fairness algorithm in usecs - - coefficient for calculating the actual t fair */ -#define T_FAIR_COEF 10000000 +/* CMNG constants, as derived from system spec calculations */ +/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */ +#define DEF_MIN_RATE 100 +/* resolution of the rate shaping timer - 400 usec */ +#define RS_PERIODIC_TIMEOUT_USEC 400 /* number of bytes in single QM arbitration cycle - - coefficient for calculating the fairness timer */ -#define QM_ARB_BYTES 40000 -#define FAIR_MEM 2 + * coefficient for calculating the fairness timer */ +#define QM_ARB_BYTES 160000 +/* resolution of Min algorithm 1:100 */ +#define MIN_RES 100 +/* how many bytes above threshold for the minimal credit of Min algorithm*/ +#define MIN_ABOVE_THRESH 32768 +/* Fairness algorithm integration time coefficient - + * for calculating the actual Tfair */ +#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES) +/* Memory of fairness algorithm . 2 cycles */ +#define FAIR_MEM 2 #define ATTN_NIG_FOR_FUNC (1L << 8) diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c index 710ce5d04c5..a71b3294053 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.c +++ b/drivers/net/bnx2x/bnx2x_cmn.c @@ -259,10 +259,44 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, #endif } +/* Timestamp option length allowed for TPA aggregation: + * + * nop nop kind length echo val + */ +#define TPA_TSTAMP_OPT_LEN 12 +/** + * Calculate the approximate value of the MSS for this + * aggregation using the first packet of it. + * + * @param bp + * @param parsing_flags Parsing flags from the START CQE + * @param len_on_bd Total length of the first packet for the + * aggregation. + */ +static inline u16 bnx2x_set_lro_mss(struct bnx2x *bp, u16 parsing_flags, + u16 len_on_bd) +{ + /* TPA arrgregation won't have an IP options and TCP options + * other than timestamp. + */ + u16 hdrs_len = ETH_HLEN + sizeof(struct iphdr) + sizeof(struct tcphdr); + + + /* Check if there was a TCP timestamp, if there is it's will + * always be 12 bytes length: nop nop kind length echo val. + * + * Otherwise FW would close the aggregation. + */ + if (parsing_flags & PARSING_FLAGS_TIME_STAMP_EXIST_FLAG) + hdrs_len += TPA_TSTAMP_OPT_LEN; + + return len_on_bd - hdrs_len; +} + static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, struct sk_buff *skb, struct eth_fast_path_rx_cqe *fp_cqe, - u16 cqe_idx) + u16 cqe_idx, u16 parsing_flags) { struct sw_rx_page *rx_pg, old_rx_pg; u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); @@ -275,8 +309,8 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, /* This is needed in order to enable forwarding support */ if (frag_size) - skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, - max(frag_size, (u32)len_on_bd)); + skb_shinfo(skb)->gso_size = bnx2x_set_lro_mss(bp, parsing_flags, + len_on_bd); #ifdef BNX2X_STOP_ON_ERROR if (pages > min_t(u32, 8, MAX_SKB_FRAGS)*SGE_PAGE_SIZE*PAGES_PER_SGE) { @@ -344,6 +378,8 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, if (likely(new_skb)) { /* fix ip xsum and give it to the stack */ /* (no need to map the new skb) */ + u16 parsing_flags = + le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags); prefetch(skb); prefetch(((char *)(skb)) + L1_CACHE_BYTES); @@ -373,9 +409,9 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, } if (!bnx2x_fill_frag_skb(bp, fp, skb, - &cqe->fast_path_cqe, cqe_idx)) { - if ((le16_to_cpu(cqe->fast_path_cqe. - pars_flags.flags) & PARSING_FLAGS_VLAN)) + &cqe->fast_path_cqe, cqe_idx, + parsing_flags)) { + if (parsing_flags & PARSING_FLAGS_VLAN) __vlan_hwaccel_put_tag(skb, le16_to_cpu(cqe->fast_path_cqe. vlan_tag)); @@ -703,19 +739,20 @@ u16 bnx2x_get_mf_speed(struct bnx2x *bp) { u16 line_speed = bp->link_vars.line_speed; if (IS_MF(bp)) { - u16 maxCfg = (bp->mf_config[BP_VN(bp)] & - FUNC_MF_CFG_MAX_BW_MASK) >> - FUNC_MF_CFG_MAX_BW_SHIFT; - /* Calculate the current MAX line speed limit for the DCC - * capable devices + u16 maxCfg = bnx2x_extract_max_cfg(bp, + bp->mf_config[BP_VN(bp)]); + + /* Calculate the current MAX line speed limit for the MF + * devices */ - if (IS_MF_SD(bp)) { + if (IS_MF_SI(bp)) + line_speed = (line_speed * maxCfg) / 100; + else { /* SD mode */ u16 vn_max_rate = maxCfg * 100; if (vn_max_rate < line_speed) line_speed = vn_max_rate; - } else /* IS_MF_SI(bp)) */ - line_speed = (line_speed * maxCfg) / 100; + } } return line_speed; @@ -959,6 +996,23 @@ void bnx2x_free_skbs(struct bnx2x *bp) bnx2x_free_rx_skbs(bp); } +void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value) +{ + /* load old values */ + u32 mf_cfg = bp->mf_config[BP_VN(bp)]; + + if (value != bnx2x_extract_max_cfg(bp, mf_cfg)) { + /* leave all but MAX value */ + mf_cfg &= ~FUNC_MF_CFG_MAX_BW_MASK; + + /* set new MAX value */ + mf_cfg |= (value << FUNC_MF_CFG_MAX_BW_SHIFT) + & FUNC_MF_CFG_MAX_BW_MASK; + + bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, mf_cfg); + } +} + static void bnx2x_free_msix_irqs(struct bnx2x *bp) { int i, offset = 1; @@ -1427,6 +1481,11 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bnx2x_set_eth_mac(bp, 1); + if (bp->pending_max) { + bnx2x_update_max_mf_config(bp, bp->pending_max); + bp->pending_max = 0; + } + if (bp->port.pmf) bnx2x_initial_phy_init(bp, load_mode); diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h index 03eb4d68e6b..85ea7f26b51 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.h +++ b/drivers/net/bnx2x/bnx2x_cmn.h @@ -341,6 +341,15 @@ void bnx2x_dcbx_init(struct bnx2x *bp); */ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state); +/** + * Updates MAX part of MF configuration in HW + * (if required) + * + * @param bp + * @param value + */ +void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value); + /* dev_close main block */ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode); @@ -1044,4 +1053,24 @@ static inline void storm_memset_cmng(struct bnx2x *bp, void bnx2x_acquire_phy_lock(struct bnx2x *bp); void bnx2x_release_phy_lock(struct bnx2x *bp); +/** + * Extracts MAX BW part from MF configuration. + * + * @param bp + * @param mf_cfg + * + * @return u16 + */ +static inline u16 bnx2x_extract_max_cfg(struct bnx2x *bp, u32 mf_cfg) +{ + u16 max_cfg = (mf_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> + FUNC_MF_CFG_MAX_BW_SHIFT; + if (!max_cfg) { + BNX2X_ERR("Illegal configuration detected for Max BW - " + "using 100 instead\n"); + max_cfg = 100; + } + return max_cfg; +} + #endif /* BNX2X_CMN_H */ diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c index 5b44a8b4850..7e92f9d0dcf 100644 --- a/drivers/net/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/bnx2x/bnx2x_ethtool.c @@ -238,7 +238,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) speed |= (cmd->speed_hi << 16); if (IS_MF_SI(bp)) { - u32 param = 0; + u32 part; u32 line_speed = bp->link_vars.line_speed; /* use 10G if no link detected */ @@ -251,23 +251,22 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) REQ_BC_VER_4_SET_MF_BW); return -EINVAL; } - if (line_speed < speed) { - BNX2X_DEV_INFO("New speed should be less or equal " - "to actual line speed\n"); + + part = (speed * 100) / line_speed; + + if (line_speed < speed || !part) { + BNX2X_DEV_INFO("Speed setting should be in a range " + "from 1%% to 100%% " + "of actual line speed\n"); return -EINVAL; } - /* load old values */ - param = bp->mf_config[BP_VN(bp)]; - - /* leave only MIN value */ - param &= FUNC_MF_CFG_MIN_BW_MASK; - /* set new MAX value */ - param |= (((speed * 100) / line_speed) - << FUNC_MF_CFG_MAX_BW_SHIFT) - & FUNC_MF_CFG_MAX_BW_MASK; + if (bp->state != BNX2X_STATE_OPEN) + /* store value for following "load" */ + bp->pending_max = part; + else + bnx2x_update_max_mf_config(bp, part); - bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, param); return 0; } @@ -1781,9 +1780,7 @@ static int bnx2x_test_nvram(struct bnx2x *bp) { 0x100, 0x350 }, /* manuf_info */ { 0x450, 0xf0 }, /* feature_info */ { 0x640, 0x64 }, /* upgrade_key_info */ - { 0x6a4, 0x64 }, { 0x708, 0x70 }, /* manuf_key_info */ - { 0x778, 0x70 }, { 0, 0 } }; __be32 buf[0x350 / 4]; @@ -1933,11 +1930,11 @@ static void bnx2x_self_test(struct net_device *dev, buf[4] = 1; etest->flags |= ETH_TEST_FL_FAILED; } - if (bp->port.pmf) - if (bnx2x_link_test(bp, is_serdes) != 0) { - buf[5] = 1; - etest->flags |= ETH_TEST_FL_FAILED; - } + + if (bnx2x_link_test(bp, is_serdes) != 0) { + buf[5] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } #ifdef BNX2X_EXTRA_DEBUG bnx2x_panic_dump(bp); diff --git a/drivers/net/bnx2x/bnx2x_init.h b/drivers/net/bnx2x/bnx2x_init.h index 5a268e9a089..fa6dbe3f205 100644 --- a/drivers/net/bnx2x/bnx2x_init.h +++ b/drivers/net/bnx2x/bnx2x_init.h @@ -241,7 +241,7 @@ static const struct { /* Block IGU, MISC, PXP and PXP2 parity errors as long as we don't * want to handle "system kill" flow at the moment. */ - BLOCK_PRTY_INFO(PXP, 0x3ffffff, 0x3ffffff, 0x3ffffff, 0x3ffffff), + BLOCK_PRTY_INFO(PXP, 0x7ffffff, 0x3ffffff, 0x3ffffff, 0x7ffffff), BLOCK_PRTY_INFO_0(PXP2, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff), BLOCK_PRTY_INFO_1(PXP2, 0x7ff, 0x7f, 0x7f, 0x7ff), BLOCK_PRTY_INFO(HC, 0x7, 0x7, 0x7, 0), diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index d584d32c747..aa032339e32 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -1974,13 +1974,22 @@ static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn) vn_max_rate = 0; } else { + u32 maxCfg = bnx2x_extract_max_cfg(bp, vn_cfg); + vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> FUNC_MF_CFG_MIN_BW_SHIFT) * 100; - /* If min rate is zero - set it to 1 */ + /* If fairness is enabled (not all min rates are zeroes) and + if current min rate is zero - set it to 1. + This is a requirement of the algorithm. */ if (bp->vn_weight_sum && (vn_min_rate == 0)) vn_min_rate = DEF_MIN_RATE; - vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> - FUNC_MF_CFG_MAX_BW_SHIFT) * 100; + + if (IS_MF_SI(bp)) + /* maxCfg in percents of linkspeed */ + vn_max_rate = (bp->link_vars.line_speed * maxCfg) / 100; + else + /* maxCfg is absolute in 100Mb units */ + vn_max_rate = maxCfg * 100; } DP(NETIF_MSG_IFUP, @@ -2006,7 +2015,8 @@ static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn) m_fair_vn.vn_credit_delta = max_t(u32, (vn_min_rate * (T_FAIR_COEF / (8 * bp->vn_weight_sum))), - (bp->cmng.fair_vars.fair_threshold * 2)); + (bp->cmng.fair_vars.fair_threshold + + MIN_ABOVE_THRESH)); DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", m_fair_vn.vn_credit_delta); } @@ -2082,8 +2092,9 @@ static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type) bnx2x_calc_vn_weight_sum(bp); /* calculate and set min-max rate for each vn */ - for (vn = VN_0; vn < E1HVN_MAX; vn++) - bnx2x_init_vn_minmax(bp, vn); + if (bp->port.pmf) + for (vn = VN_0; vn < E1HVN_MAX; vn++) + bnx2x_init_vn_minmax(bp, vn); /* always enable rate shaping and fairness */ bp->cmng.flags.cmng_enables |= @@ -2152,13 +2163,6 @@ static void bnx2x_link_attn(struct bnx2x *bp) bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); } - /* indicate link status only if link status actually changed */ - if (prev_link_status != bp->link_vars.link_status) - bnx2x_link_report(bp); - - if (IS_MF(bp)) - bnx2x_link_sync_notify(bp); - if (bp->link_vars.link_up && bp->link_vars.line_speed) { int cmng_fns = bnx2x_get_cmng_fns_mode(bp); @@ -2170,6 +2174,13 @@ static void bnx2x_link_attn(struct bnx2x *bp) DP(NETIF_MSG_IFUP, "single function mode without fairness\n"); } + + if (IS_MF(bp)) + bnx2x_link_sync_notify(bp); + + /* indicate link status only if link status actually changed */ + if (prev_link_status != bp->link_vars.link_status) + bnx2x_link_report(bp); } void bnx2x__link_status_update(struct bnx2x *bp) diff --git a/drivers/net/bnx2x/bnx2x_stats.c b/drivers/net/bnx2x/bnx2x_stats.c index bda60d590fa..3445ded6674 100644 --- a/drivers/net/bnx2x/bnx2x_stats.c +++ b/drivers/net/bnx2x/bnx2x_stats.c @@ -1239,14 +1239,14 @@ void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) if (unlikely(bp->panic)) return; + bnx2x_stats_stm[bp->stats_state][event].action(bp); + /* Protect a state change flow */ spin_lock_bh(&bp->stats_lock); state = bp->stats_state; bp->stats_state = bnx2x_stats_stm[state][event].next_state; spin_unlock_bh(&bp->stats_lock); - bnx2x_stats_stm[state][event].action(bp); - if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp)) DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", state, event, bp->stats_state); diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 1024ae15822..a5d5d0b5b15 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -281,23 +281,23 @@ static inline int __check_agg_selection_timer(struct port *port) } /** - * __get_rx_machine_lock - lock the port's RX machine + * __get_state_machine_lock - lock the port's state machines * @port: the port we're looking at * */ -static inline void __get_rx_machine_lock(struct port *port) +static inline void __get_state_machine_lock(struct port *port) { - spin_lock_bh(&(SLAVE_AD_INFO(port->slave).rx_machine_lock)); + spin_lock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock)); } /** - * __release_rx_machine_lock - unlock the port's RX machine + * __release_state_machine_lock - unlock the port's state machines * @port: the port we're looking at * */ -static inline void __release_rx_machine_lock(struct port *port) +static inline void __release_state_machine_lock(struct port *port) { - spin_unlock_bh(&(SLAVE_AD_INFO(port->slave).rx_machine_lock)); + spin_unlock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock)); } /** @@ -388,14 +388,14 @@ static u8 __get_duplex(struct port *port) } /** - * __initialize_port_locks - initialize a port's RX machine spinlock + * __initialize_port_locks - initialize a port's STATE machine spinlock * @port: the port we're looking at * */ static inline void __initialize_port_locks(struct port *port) { // make sure it isn't called twice - spin_lock_init(&(SLAVE_AD_INFO(port->slave).rx_machine_lock)); + spin_lock_init(&(SLAVE_AD_INFO(port->slave).state_machine_lock)); } //conversions @@ -1025,9 +1025,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) { rx_states_t last_state; - // Lock to prevent 2 instances of this function to run simultaneously(rx interrupt and periodic machine callback) - __get_rx_machine_lock(port); - // keep current State Machine state to compare later if it was changed last_state = port->sm_rx_state; @@ -1133,7 +1130,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) pr_err("%s: An illegal loopback occurred on adapter (%s).\n" "Check the configuration to verify that all adapters are connected to 802.3ad compliant switch ports\n", port->slave->dev->master->name, port->slave->dev->name); - __release_rx_machine_lock(port); return; } __update_selected(lacpdu, port); @@ -1153,7 +1149,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) break; } } - __release_rx_machine_lock(port); } /** @@ -2155,6 +2150,12 @@ void bond_3ad_state_machine_handler(struct work_struct *work) goto re_arm; } + /* Lock around state machines to protect data accessed + * by all (e.g., port->sm_vars). ad_rx_machine may run + * concurrently due to incoming LACPDU. + */ + __get_state_machine_lock(port); + ad_rx_machine(NULL, port); ad_periodic_machine(port); ad_port_selection_logic(port); @@ -2164,6 +2165,8 @@ void bond_3ad_state_machine_handler(struct work_struct *work) // turn off the BEGIN bit, since we already handled it if (port->sm_vars & AD_PORT_BEGIN) port->sm_vars &= ~AD_PORT_BEGIN; + + __release_state_machine_lock(port); } re_arm: @@ -2200,7 +2203,10 @@ static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u case AD_TYPE_LACPDU: pr_debug("Received LACPDU on port %d\n", port->actor_port_number); + /* Protect against concurrent state machines */ + __get_state_machine_lock(port); ad_rx_machine(lacpdu, port); + __release_state_machine_lock(port); break; case AD_TYPE_MARKER: diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h index 2c46a154f2c..b28baff7086 100644 --- a/drivers/net/bonding/bond_3ad.h +++ b/drivers/net/bonding/bond_3ad.h @@ -264,7 +264,8 @@ struct ad_bond_info { struct ad_slave_info { struct aggregator aggregator; // 802.3ad aggregator structure struct port port; // 802.3ad port structure - spinlock_t rx_machine_lock; // To avoid race condition between callback and receive interrupt + spinlock_t state_machine_lock; /* mutex state machines vs. + incoming LACPDU */ u16 id; }; diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c index 5157e15e96e..aeea9f9ff6e 100644 --- a/drivers/net/can/softing/softing_main.c +++ b/drivers/net/can/softing/softing_main.c @@ -633,6 +633,7 @@ static const struct net_device_ops softing_netdev_ops = { }; static const struct can_bittiming_const softing_btr_const = { + .name = "softing", .tseg1_min = 1, .tseg1_max = 16, .tseg2_min = 1, diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 7ff170cbc7d..302be4aa69d 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -2760,6 +2760,8 @@ static u32 cnic_service_bnx2_queues(struct cnic_dev *dev) u32 status_idx = (u16) *cp->kcq1.status_idx_ptr; int kcqe_cnt; + /* status block index must be read before reading other fields */ + rmb(); cp->kwq_con_idx = *cp->kwq_con_idx_ptr; while ((kcqe_cnt = cnic_get_kcqes(dev, &cp->kcq1))) { @@ -2770,6 +2772,8 @@ static u32 cnic_service_bnx2_queues(struct cnic_dev *dev) barrier(); if (status_idx != *cp->kcq1.status_idx_ptr) { status_idx = (u16) *cp->kcq1.status_idx_ptr; + /* status block index must be read first */ + rmb(); cp->kwq_con_idx = *cp->kwq_con_idx_ptr; } else break; @@ -2888,6 +2892,8 @@ static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info) u32 last_status = *info->status_idx_ptr; int kcqe_cnt; + /* status block index must be read before reading the KCQ */ + rmb(); while ((kcqe_cnt = cnic_get_kcqes(dev, info))) { service_kcqes(dev, kcqe_cnt); @@ -2898,6 +2904,8 @@ static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info) break; last_status = *info->status_idx_ptr; + /* status block index must be read before reading the KCQ */ + rmb(); } return last_status; } @@ -2906,26 +2914,35 @@ static void cnic_service_bnx2x_bh(unsigned long data) { struct cnic_dev *dev = (struct cnic_dev *) data; struct cnic_local *cp = dev->cnic_priv; - u32 status_idx; + u32 status_idx, new_status_idx; if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags))) return; - status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq1); + while (1) { + status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq1); - CNIC_WR16(dev, cp->kcq1.io_addr, cp->kcq1.sw_prod_idx + MAX_KCQ_IDX); + CNIC_WR16(dev, cp->kcq1.io_addr, + cp->kcq1.sw_prod_idx + MAX_KCQ_IDX); - if (BNX2X_CHIP_IS_E2(cp->chip_id)) { - status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq2); + if (!BNX2X_CHIP_IS_E2(cp->chip_id)) { + cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, USTORM_ID, + status_idx, IGU_INT_ENABLE, 1); + break; + } + + new_status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq2); + + if (new_status_idx != status_idx) + continue; CNIC_WR16(dev, cp->kcq2.io_addr, cp->kcq2.sw_prod_idx + MAX_KCQ_IDX); cnic_ack_igu_sb(dev, cp->bnx2x_igu_sb_id, IGU_SEG_ACCESS_DEF, status_idx, IGU_INT_ENABLE, 1); - } else { - cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, USTORM_ID, - status_idx, IGU_INT_ENABLE, 1); + + break; } } diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index 2a628d17d17..7018bfe408a 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -1008,7 +1008,7 @@ static void emac_rx_handler(void *token, int len, int status) int ret; /* free and bail if we are shutting down */ - if (unlikely(!netif_running(ndev))) { + if (unlikely(!netif_running(ndev) || !netif_carrier_ok(ndev))) { dev_kfree_skb_any(skb); return; } diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c index 9d8a20b72fa..8318ea06cb6 100644 --- a/drivers/net/dnet.c +++ b/drivers/net/dnet.c @@ -337,8 +337,6 @@ static int dnet_mii_init(struct dnet *bp) for (i = 0; i < PHY_MAX_ADDR; i++) bp->mii_bus->irq[i] = PHY_POLL; - platform_set_drvdata(bp->dev, bp->mii_bus); - if (mdiobus_register(bp->mii_bus)) { err = -ENXIO; goto err_out_free_mdio_irq; @@ -863,6 +861,7 @@ static int __devinit dnet_probe(struct platform_device *pdev) bp = netdev_priv(dev); bp->dev = dev; + platform_set_drvdata(pdev, dev); SET_NETDEV_DEV(dev, &pdev->dev); spin_lock_init(&bp->lock); diff --git a/drivers/net/e1000/e1000_osdep.h b/drivers/net/e1000/e1000_osdep.h index 55c1711f168..33e7c45a4fe 100644 --- a/drivers/net/e1000/e1000_osdep.h +++ b/drivers/net/e1000/e1000_osdep.h @@ -42,7 +42,8 @@ #define GBE_CONFIG_RAM_BASE \ ((unsigned int)(CONFIG_RAM_BASE + GBE_CONFIG_OFFSET)) -#define GBE_CONFIG_BASE_VIRT phys_to_virt(GBE_CONFIG_RAM_BASE) +#define GBE_CONFIG_BASE_VIRT \ + ((void __iomem *)phys_to_virt(GBE_CONFIG_RAM_BASE)) #define GBE_CONFIG_FLASH_WRITE(base, offset, count, data) \ (iowrite16_rep(base + offset, data, count)) diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 3fa110ddb04..2e5022849f1 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -5967,7 +5967,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev, /* APME bit in EEPROM is mapped to WUC.APME */ eeprom_data = er32(WUC); eeprom_apme_mask = E1000_WUC_APME; - if (eeprom_data & E1000_WUC_PHY_WAKE) + if ((hw->mac.type > e1000_ich10lan) && + (eeprom_data & E1000_WUC_PHY_WAKE)) adapter->flags2 |= FLAG2_HAS_PHY_WAKEUP; } else if (adapter->flags & FLAG_APME_IN_CTRL3) { if (adapter->flags & FLAG_APME_CHECK_PORT_B && diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 2a71373719a..cd0282d5d40 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -74,7 +74,8 @@ static struct platform_device_id fec_devtype[] = { }, { .name = "imx28-fec", .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME, - } + }, + { } }; static unsigned char macaddr[ETH_ALEN]; diff --git a/drivers/net/igbvf/vf.c b/drivers/net/igbvf/vf.c index 74486a8b009..af3822f9ea9 100644 --- a/drivers/net/igbvf/vf.c +++ b/drivers/net/igbvf/vf.c @@ -220,7 +220,7 @@ static u32 e1000_hash_mc_addr_vf(struct e1000_hw *hw, u8 *mc_addr) * The parameter rar_count will usually be hw->mac.rar_entry_count * unless there are workarounds that change this. **/ -void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, +static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, u8 *mc_addr_list, u32 mc_addr_count, u32 rar_used_count, u32 rar_count) { diff --git a/drivers/net/macb.c b/drivers/net/macb.c index f69e73e2191..79ccb54ab00 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -260,7 +260,7 @@ static int macb_mii_init(struct macb *bp) for (i = 0; i < PHY_MAX_ADDR; i++) bp->mii_bus->irq[i] = PHY_POLL; - platform_set_drvdata(bp->dev, bp->mii_bus); + dev_set_drvdata(&bp->dev->dev, bp->mii_bus); if (mdiobus_register(bp->mii_bus)) goto err_out_free_mdio_irq; diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 5933621ac3f..fc27a9926d9 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -528,8 +528,9 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, vnet_hdr_len = q->vnet_hdr_sz; err = -EINVAL; - if ((len -= vnet_hdr_len) < 0) + if (len < vnet_hdr_len) goto err; + len -= vnet_hdr_len; err = memcpy_fromiovecend((void *)&vnet_hdr, iv, 0, sizeof(vnet_hdr)); diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 9226cda4d05..530ab5a10bd 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -691,6 +691,7 @@ static struct pcmcia_device_id fmvj18x_ids[] = { PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a), PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0e01), PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0a05), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0b05), PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x1101), PCMCIA_DEVICE_NULL, }; diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c index 27e6f6d43ca..e3ebd90ae65 100644 --- a/drivers/net/r6040.c +++ b/drivers/net/r6040.c @@ -49,8 +49,8 @@ #include <asm/processor.h> #define DRV_NAME "r6040" -#define DRV_VERSION "0.26" -#define DRV_RELDATE "30May2010" +#define DRV_VERSION "0.27" +#define DRV_RELDATE "23Feb2011" /* PHY CHIP Address */ #define PHY1_ADDR 1 /* For MAC1 */ @@ -69,6 +69,8 @@ /* MAC registers */ #define MCR0 0x00 /* Control register 0 */ +#define MCR0_PROMISC 0x0020 /* Promiscuous mode */ +#define MCR0_HASH_EN 0x0100 /* Enable multicast hash table function */ #define MCR1 0x04 /* Control register 1 */ #define MAC_RST 0x0001 /* Reset the MAC */ #define MBCR 0x08 /* Bus control */ @@ -851,77 +853,92 @@ static void r6040_multicast_list(struct net_device *dev) { struct r6040_private *lp = netdev_priv(dev); void __iomem *ioaddr = lp->base; - u16 *adrp; - u16 reg; unsigned long flags; struct netdev_hw_addr *ha; int i; + u16 *adrp; + u16 hash_table[4] = { 0 }; + + spin_lock_irqsave(&lp->lock, flags); - /* MAC Address */ + /* Keep our MAC Address */ adrp = (u16 *)dev->dev_addr; iowrite16(adrp[0], ioaddr + MID_0L); iowrite16(adrp[1], ioaddr + MID_0M); iowrite16(adrp[2], ioaddr + MID_0H); - /* Promiscous Mode */ - spin_lock_irqsave(&lp->lock, flags); - /* Clear AMCP & PROM bits */ - reg = ioread16(ioaddr) & ~0x0120; - if (dev->flags & IFF_PROMISC) { - reg |= 0x0020; - lp->mcr0 |= 0x0020; - } - /* Too many multicast addresses - * accept all traffic */ - else if ((netdev_mc_count(dev) > MCAST_MAX) || - (dev->flags & IFF_ALLMULTI)) - reg |= 0x0020; + lp->mcr0 = ioread16(ioaddr + MCR0) & ~(MCR0_PROMISC | MCR0_HASH_EN); - iowrite16(reg, ioaddr); - spin_unlock_irqrestore(&lp->lock, flags); + /* Promiscuous mode */ + if (dev->flags & IFF_PROMISC) + lp->mcr0 |= MCR0_PROMISC; - /* Build the hash table */ - if (netdev_mc_count(dev) > MCAST_MAX) { - u16 hash_table[4]; - u32 crc; + /* Enable multicast hash table function to + * receive all multicast packets. */ + else if (dev->flags & IFF_ALLMULTI) { + lp->mcr0 |= MCR0_HASH_EN; - for (i = 0; i < 4; i++) - hash_table[i] = 0; + for (i = 0; i < MCAST_MAX ; i++) { + iowrite16(0, ioaddr + MID_1L + 8 * i); + iowrite16(0, ioaddr + MID_1M + 8 * i); + iowrite16(0, ioaddr + MID_1H + 8 * i); + } + for (i = 0; i < 4; i++) + hash_table[i] = 0xffff; + } + /* Use internal multicast address registers if the number of + * multicast addresses is not greater than MCAST_MAX. */ + else if (netdev_mc_count(dev) <= MCAST_MAX) { + i = 0; netdev_for_each_mc_addr(ha, dev) { - char *addrs = ha->addr; + u16 *adrp = (u16 *) ha->addr; + iowrite16(adrp[0], ioaddr + MID_1L + 8 * i); + iowrite16(adrp[1], ioaddr + MID_1M + 8 * i); + iowrite16(adrp[2], ioaddr + MID_1H + 8 * i); + i++; + } + while (i < MCAST_MAX) { + iowrite16(0, ioaddr + MID_1L + 8 * i); + iowrite16(0, ioaddr + MID_1M + 8 * i); + iowrite16(0, ioaddr + MID_1H + 8 * i); + i++; + } + } + /* Otherwise, Enable multicast hash table function. */ + else { + u32 crc; - if (!(*addrs & 1)) - continue; + lp->mcr0 |= MCR0_HASH_EN; + + for (i = 0; i < MCAST_MAX ; i++) { + iowrite16(0, ioaddr + MID_1L + 8 * i); + iowrite16(0, ioaddr + MID_1M + 8 * i); + iowrite16(0, ioaddr + MID_1H + 8 * i); + } - crc = ether_crc_le(6, addrs); + /* Build multicast hash table */ + netdev_for_each_mc_addr(ha, dev) { + u8 *addrs = ha->addr; + + crc = ether_crc(ETH_ALEN, addrs); crc >>= 26; - hash_table[crc >> 4] |= 1 << (15 - (crc & 0xf)); + hash_table[crc >> 4] |= 1 << (crc & 0xf); } - /* Fill the MAC hash tables with their values */ + } + + iowrite16(lp->mcr0, ioaddr + MCR0); + + /* Fill the MAC hash tables with their values */ + if (lp->mcr0 && MCR0_HASH_EN) { iowrite16(hash_table[0], ioaddr + MAR0); iowrite16(hash_table[1], ioaddr + MAR1); iowrite16(hash_table[2], ioaddr + MAR2); iowrite16(hash_table[3], ioaddr + MAR3); } - /* Multicast Address 1~4 case */ - i = 0; - netdev_for_each_mc_addr(ha, dev) { - if (i >= MCAST_MAX) - break; - adrp = (u16 *) ha->addr; - iowrite16(adrp[0], ioaddr + MID_1L + 8 * i); - iowrite16(adrp[1], ioaddr + MID_1M + 8 * i); - iowrite16(adrp[2], ioaddr + MID_1H + 8 * i); - i++; - } - while (i < MCAST_MAX) { - iowrite16(0xffff, ioaddr + MID_1L + 8 * i); - iowrite16(0xffff, ioaddr + MID_1M + 8 * i); - iowrite16(0xffff, ioaddr + MID_1H + 8 * i); - i++; - } + + spin_unlock_irqrestore(&lp->lock, flags); } static void netdev_get_drvinfo(struct net_device *dev, diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index ef2133b16f8..7ffdb80adf4 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -25,6 +25,7 @@ #include <linux/dma-mapping.h> #include <linux/pm_runtime.h> #include <linux/firmware.h> +#include <linux/pci-aspm.h> #include <asm/system.h> #include <asm/io.h> @@ -3020,6 +3021,11 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) mii->reg_num_mask = 0x1f; mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII); + /* disable ASPM completely as that cause random device stop working + * problems as well as full system hangs for some PCIe devices users */ + pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | + PCIE_LINK_STATE_CLKPM); + /* enable device (incl. PCI PM wakeup and hotplug setup) */ rc = pci_enable_device(pdev); if (rc < 0) { diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 42daf98ba73..35b28f42d20 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -3856,9 +3856,6 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port, memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port*8, ETH_ALEN); memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); - /* device is off until link detection */ - netif_carrier_off(dev); - return dev; } diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c index 64bfdae5956..d70bde95460 100644 --- a/drivers/net/smsc911x.c +++ b/drivers/net/smsc911x.c @@ -1178,6 +1178,11 @@ static int smsc911x_open(struct net_device *dev) smsc911x_reg_write(pdata, HW_CFG, 0x00050000); smsc911x_reg_write(pdata, AFC_CFG, 0x006E3740); + /* Increase the legal frame size of VLAN tagged frames to 1522 bytes */ + spin_lock_irq(&pdata->mac_lock); + smsc911x_mac_write(pdata, VLAN1, ETH_P_8021Q); + spin_unlock_irq(&pdata->mac_lock); + /* Make sure EEPROM has finished loading before setting GPIO_CFG */ timeout = 50; while ((smsc911x_reg_read(pdata, E2P_CMD) & E2P_CMD_EPC_BUSY_) && diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 5ab3084eb9c..07b1633b7f3 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -219,8 +219,9 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) struct tx_buf *tx_buf = NULL; struct sk_buff *nskb = NULL; int ret = 0, i; - u16 *hdr, tx_skb_cnt = 0; + u16 tx_skb_cnt = 0; u8 *buf; + __le16 *hdr; if (hif_dev->tx.tx_skb_cnt == 0) return 0; @@ -245,9 +246,9 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) buf = tx_buf->buf; buf += tx_buf->offset; - hdr = (u16 *)buf; - *hdr++ = nskb->len; - *hdr++ = ATH_USB_TX_STREAM_MODE_TAG; + hdr = (__le16 *)buf; + *hdr++ = cpu_to_le16(nskb->len); + *hdr++ = cpu_to_le16(ATH_USB_TX_STREAM_MODE_TAG); buf += 4; memcpy(buf, nskb->data, nskb->len); tx_buf->len = nskb->len + 4; diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 180170d3ce2..2915b11edef 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -885,7 +885,7 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints) struct ath_common *common = ath9k_hw_common(ah); if (!(ints & ATH9K_INT_GLOBAL)) - ath9k_hw_enable_interrupts(ah); + ath9k_hw_disable_interrupts(ah); ath_dbg(common, ATH_DBG_INTERRUPT, "0x%x => 0x%x\n", omask, ints); @@ -963,7 +963,8 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints) REG_CLR_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER); } - ath9k_hw_enable_interrupts(ah); + if (ints & ATH9K_INT_GLOBAL) + ath9k_hw_enable_interrupts(ah); return; } diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 537732e5964..f82c400be28 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -118,6 +118,8 @@ static struct usb_device_id carl9170_usb_ids[] = { { USB_DEVICE(0x057c, 0x8402) }, /* Qwest/Actiontec 802AIN Wireless N USB Network Adapter */ { USB_DEVICE(0x1668, 0x1200) }, + /* Airlive X.USB a/b/g/n */ + { USB_DEVICE(0x1b75, 0x9170) }, /* terminate */ {} diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 79ab0a6b138..537fb8c84e3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -51,7 +51,7 @@ #include "iwl-agn-debugfs.h" /* Highest firmware API version supported */ -#define IWL5000_UCODE_API_MAX 2 +#define IWL5000_UCODE_API_MAX 5 #define IWL5150_UCODE_API_MAX 2 /* Lowest firmware API version supported */ diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 21713a7638c..9b344a921e7 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -98,6 +98,7 @@ static struct usb_device_id p54u_table[] __devinitdata = { {USB_DEVICE(0x1413, 0x5400)}, /* Telsey 802.11g USB2.0 Adapter */ {USB_DEVICE(0x1435, 0x0427)}, /* Inventel UR054G */ {USB_DEVICE(0x1668, 0x1050)}, /* Actiontec 802UIG-1 */ + {USB_DEVICE(0x1740, 0x1000)}, /* Senao NUB-350 */ {USB_DEVICE(0x2001, 0x3704)}, /* DLink DWL-G122 rev A2 */ {USB_DEVICE(0x2001, 0x3705)}, /* D-Link DWL-G120 rev C1 */ {USB_DEVICE(0x413c, 0x5513)}, /* Dell WLA3310 USB Wireless Adapter */ diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 848cc2cce24..518542b4bf9 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -2597,6 +2597,9 @@ static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, __le32 mode; int ret; + if (priv->device_type != RNDIS_BCM4320B) + return -ENOTSUPP; + netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__, enabled ? "enabled" : "disabled", timeout); |