From 573cfde7aaeaadb0fd356ff2a14bdf9238967661 Mon Sep 17 00:00:00 2001 From: Nick Kossifidis Date: Fri, 4 Feb 2011 01:41:02 +0200 Subject: ath5k: Fix fast channel switching Fast channel change fixes: a) Always set OFDM timings b) Don't re-activate PHY c) Enable only NF calibration, not AGC https://bugzilla.kernel.org/show_bug.cgi?id=27382 Signed-off-by: Nick Kossifidis Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath5k/phy.c | 142 +++++++++++++++++++++-------------- 1 file changed, 87 insertions(+), 55 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index c44111fc98b7..62ce2f4e8605 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -282,6 +282,34 @@ int ath5k_hw_phy_disable(struct ath5k_hw *ah) return 0; } +/* + * Wait for synth to settle + */ +static void ath5k_hw_wait_for_synth(struct ath5k_hw *ah, + struct ieee80211_channel *channel) +{ + /* + * On 5211+ read activation -> rx delay + * and use it (100ns steps). + */ + if (ah->ah_version != AR5K_AR5210) { + u32 delay; + delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) & + AR5K_PHY_RX_DELAY_M; + delay = (channel->hw_value & CHANNEL_CCK) ? + ((delay << 2) / 22) : (delay / 10); + if (ah->ah_bwmode == AR5K_BWMODE_10MHZ) + delay = delay << 1; + if (ah->ah_bwmode == AR5K_BWMODE_5MHZ) + delay = delay << 2; + /* XXX: /2 on turbo ? Let's be safe + * for now */ + udelay(100 + delay); + } else { + mdelay(1); + } +} + /**********************\ * RF Gain optimization * @@ -3238,6 +3266,13 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, /* Failed */ if (i >= 100) return -EIO; + + /* Set channel and wait for synth */ + ret = ath5k_hw_channel(ah, channel); + if (ret) + return ret; + + ath5k_hw_wait_for_synth(ah, channel); } /* @@ -3252,13 +3287,53 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, if (ret) return ret; + /* Write OFDM timings on 5212*/ + if (ah->ah_version == AR5K_AR5212 && + channel->hw_value & CHANNEL_OFDM) { + + ret = ath5k_hw_write_ofdm_timings(ah, channel); + if (ret) + return ret; + + /* Spur info is available only from EEPROM versions + * greater than 5.3, but the EEPROM routines will use + * static values for older versions */ + if (ah->ah_mac_srev >= AR5K_SREV_AR5424) + ath5k_hw_set_spur_mitigation_filter(ah, + channel); + } + + /* If we used fast channel switching + * we are done, release RF bus and + * fire up NF calibration. + * + * Note: Only NF calibration due to + * channel change, not AGC calibration + * since AGC is still running ! + */ + if (fast) { + /* + * Release RF Bus grant + */ + AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_RFBUS_REQ, + AR5K_PHY_RFBUS_REQ_REQUEST); + + /* + * Start NF calibration + */ + AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL, + AR5K_PHY_AGCCTL_NF); + + return ret; + } + /* * For 5210 we do all initialization using * initvals, so we don't have to modify * any settings (5210 also only supports * a/aturbo modes) */ - if ((ah->ah_version != AR5K_AR5210) && !fast) { + if (ah->ah_version != AR5K_AR5210) { /* * Write initial RF gain settings @@ -3277,22 +3352,6 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, if (ret) return ret; - /* Write OFDM timings on 5212*/ - if (ah->ah_version == AR5K_AR5212 && - channel->hw_value & CHANNEL_OFDM) { - - ret = ath5k_hw_write_ofdm_timings(ah, channel); - if (ret) - return ret; - - /* Spur info is available only from EEPROM versions - * greater than 5.3, but the EEPROM routines will use - * static values for older versions */ - if (ah->ah_mac_srev >= AR5K_SREV_AR5424) - ath5k_hw_set_spur_mitigation_filter(ah, - channel); - } - /*Enable/disable 802.11b mode on 5111 (enable 2111 frequency converter + CCK)*/ if (ah->ah_radio == AR5K_RF5111) { @@ -3323,47 +3382,20 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, */ ath5k_hw_reg_write(ah, AR5K_PHY_ACT_ENABLE, AR5K_PHY_ACT); + ath5k_hw_wait_for_synth(ah, channel); + /* - * On 5211+ read activation -> rx delay - * and use it. + * Perform ADC test to see if baseband is ready + * Set tx hold and check adc test register */ - if (ah->ah_version != AR5K_AR5210) { - u32 delay; - delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) & - AR5K_PHY_RX_DELAY_M; - delay = (channel->hw_value & CHANNEL_CCK) ? - ((delay << 2) / 22) : (delay / 10); - if (ah->ah_bwmode == AR5K_BWMODE_10MHZ) - delay = delay << 1; - if (ah->ah_bwmode == AR5K_BWMODE_5MHZ) - delay = delay << 2; - /* XXX: /2 on turbo ? Let's be safe - * for now */ - udelay(100 + delay); - } else { - mdelay(1); - } - - if (fast) - /* - * Release RF Bus grant - */ - AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_RFBUS_REQ, - AR5K_PHY_RFBUS_REQ_REQUEST); - else { - /* - * Perform ADC test to see if baseband is ready - * Set tx hold and check adc test register - */ - phy_tst1 = ath5k_hw_reg_read(ah, AR5K_PHY_TST1); - ath5k_hw_reg_write(ah, AR5K_PHY_TST1_TXHOLD, AR5K_PHY_TST1); - for (i = 0; i <= 20; i++) { - if (!(ath5k_hw_reg_read(ah, AR5K_PHY_ADC_TEST) & 0x10)) - break; - udelay(200); - } - ath5k_hw_reg_write(ah, phy_tst1, AR5K_PHY_TST1); + phy_tst1 = ath5k_hw_reg_read(ah, AR5K_PHY_TST1); + ath5k_hw_reg_write(ah, AR5K_PHY_TST1_TXHOLD, AR5K_PHY_TST1); + for (i = 0; i <= 20; i++) { + if (!(ath5k_hw_reg_read(ah, AR5K_PHY_ADC_TEST) & 0x10)) + break; + udelay(200); } + ath5k_hw_reg_write(ah, phy_tst1, AR5K_PHY_TST1); /* * Start automatic gain control calibration -- cgit v1.2.3 From 41504cce240f791f1e16561db95728c5537fbad9 Mon Sep 17 00:00:00 2001 From: "Fry, Donald H" Date: Wed, 16 Feb 2011 11:49:34 -0800 Subject: iwlagn: Support new 5000 microcode. New iwlwifi-5000 microcode requires driver support for API version 5. Signed-off-by: Don Fry Signed-off-by: Wey-Yi Guy --- drivers/net/wireless/iwlwifi/iwl-5000.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 79ab0a6b1386..537fb8c84e3a 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 */ -- cgit v1.2.3 From a866a2cc1c558089dd4c627eeb300142b1354474 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sun, 30 Jan 2011 13:22:41 +0100 Subject: rt2x00: Fix WPA TKIP Michael MIC failures. As reported and found by Johannes Stezenbach: rt2800{pci,usb} do not report the Michael MIC in RXed frames, but do check the Michael MIC in hardware. Therefore we have to report to mac80211 that the received frame does not include the Michael MIC. https://bugzilla.kernel.org/show_bug.cgi?id=16608 Signed-off-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 6 ++++++ drivers/net/wireless/rt2x00/rt2800usb.c | 6 ++++++ 2 files changed, 12 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 7951cdaa9c01..3b3f1e45ab3e 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -652,6 +652,12 @@ static void rt2800pci_fill_rxdone(struct queue_entry *entry, */ rxdesc->flags |= RX_FLAG_IV_STRIPPED; + /* + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. + */ + rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; + if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) rxdesc->flags |= RX_FLAG_DECRYPTED; else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index b97a4a54ff4c..197a36c05fda 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -486,6 +486,12 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry, */ rxdesc->flags |= RX_FLAG_IV_STRIPPED; + /* + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. + */ + rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; + if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) rxdesc->flags |= RX_FLAG_DECRYPTED; else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) -- cgit v1.2.3 From 0bf719dfdecc5552155cbec78e49fa06e531e35c Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Fri, 11 Feb 2011 01:48:42 +0100 Subject: p54pci: update receive dma buffers before and after processing Documentation/DMA-API-HOWTO.txt states: "DMA transfers need to be synced properly in order for the cpu and device to see the most uptodate and correct copy of the DMA buffer." Cc: Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- drivers/net/wireless/p54/p54pci.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c index 1eacba4daa5b..0494d7b102d4 100644 --- a/drivers/net/wireless/p54/p54pci.c +++ b/drivers/net/wireless/p54/p54pci.c @@ -199,6 +199,7 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index, while (i != idx) { u16 len; struct sk_buff *skb; + dma_addr_t dma_addr; desc = &ring[i]; len = le16_to_cpu(desc->len); skb = rx_buf[i]; @@ -216,17 +217,20 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index, len = priv->common.rx_mtu; } + dma_addr = le32_to_cpu(desc->host_addr); + pci_dma_sync_single_for_cpu(priv->pdev, dma_addr, + priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE); skb_put(skb, len); if (p54_rx(dev, skb)) { - pci_unmap_single(priv->pdev, - le32_to_cpu(desc->host_addr), - priv->common.rx_mtu + 32, - PCI_DMA_FROMDEVICE); + pci_unmap_single(priv->pdev, dma_addr, + priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE); rx_buf[i] = NULL; - desc->host_addr = 0; + desc->host_addr = cpu_to_le32(0); } else { skb_trim(skb, 0); + pci_dma_sync_single_for_device(priv->pdev, dma_addr, + priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE); desc->len = cpu_to_le16(priv->common.rx_mtu + 32); } -- cgit v1.2.3 From 28801f351f76231e8d1e378274d6d56a577b897e Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 16 Feb 2011 03:48:38 +0000 Subject: sfc: lower stack usage in efx_ethtool_self_test MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit drivers/net/sfc/ethtool.c: In function ‘efx_ethtool_self_test’: drivers/net/sfc/ethtool.c:613: warning: the frame size of 1200 bytes is larger than 1024 bytes Signed-off-by: Eric Dumazet Acked-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/ethtool.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index 0e8bb19ed60d..ca886d98bdc7 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -569,9 +569,14 @@ static void efx_ethtool_self_test(struct net_device *net_dev, struct ethtool_test *test, u64 *data) { struct efx_nic *efx = netdev_priv(net_dev); - struct efx_self_tests efx_tests; + struct efx_self_tests *efx_tests; int already_up; - int rc; + int rc = -ENOMEM; + + efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL); + if (!efx_tests) + goto fail; + ASSERT_RTNL(); if (efx->state != STATE_RUNNING) { @@ -589,13 +594,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev, if (rc) { netif_err(efx, drv, efx->net_dev, "failed opening device.\n"); - goto fail2; + goto fail1; } } - memset(&efx_tests, 0, sizeof(efx_tests)); - - rc = efx_selftest(efx, &efx_tests, test->flags); + rc = efx_selftest(efx, efx_tests, test->flags); if (!already_up) dev_close(efx->net_dev); @@ -604,10 +607,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev, rc == 0 ? "passed" : "failed", (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on"); - fail2: - fail1: +fail1: /* Fill ethtool results structures */ - efx_ethtool_fill_self_tests(efx, &efx_tests, NULL, data); + efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data); + kfree(efx_tests); +fail: if (rc) test->flags |= ETH_TEST_FL_FAILED; } -- cgit v1.2.3 From 8dde924217fdf5b69f6cbbdca099d077ba269ad0 Mon Sep 17 00:00:00 2001 From: Henry Nestler Date: Sun, 20 Feb 2011 11:44:58 +0000 Subject: DM9000B: Fix reg_save after spin_lock in dm9000_timeout The spin_lock should hold before reading register. Signed-off-by: David S. Miller --- drivers/net/dm9000.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 2d4c4fc1d900..2bbd49653aa2 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -852,8 +852,8 @@ static void dm9000_timeout(struct net_device *dev) unsigned long flags; /* Save previous register address */ - reg_save = readb(db->io_addr); spin_lock_irqsave(&db->lock, flags); + reg_save = readb(db->io_addr); netif_stop_queue(dev); dm9000_reset(db); -- cgit v1.2.3 From 108f518cc4f81eb8e3b46a0bd5cb902ef90a51a8 Mon Sep 17 00:00:00 2001 From: Henry Nestler Date: Tue, 22 Feb 2011 11:29:42 +0000 Subject: DM9000B: Fix PHY power for network down/up DM9000 revision B needs 1 ms delay after PHY power-on. PHY must be powered on by writing 0 into register DM9000_GPR before all other settings will change (see Davicom spec and example code). Remember, that register DM9000_GPR was not changed by reset sequence. Without this fix the FIFO is out of sync and sends wrong data after sequence of "ifconfig ethX down ; ifconfig ethX up". Signed-off-by: David S. Miller --- drivers/net/dm9000.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 2bbd49653aa2..461dd6f905f7 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -802,10 +802,7 @@ dm9000_init_dm9000(struct net_device *dev) /* Checksum mode */ dm9000_set_rx_csum_unlocked(dev, db->rx_csum); - /* GPIO0 on pre-activate PHY */ - iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */ iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */ - iow(db, DM9000_GPR, 0); /* Enable PHY */ ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0; @@ -1194,6 +1191,10 @@ dm9000_open(struct net_device *dev) if (request_irq(dev->irq, dm9000_interrupt, irqflags, dev->name, dev)) return -EAGAIN; + /* GPIO0 on pre-activate PHY, Reg 1F is not set by reset */ + iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */ + mdelay(1); /* delay needs by DM9000B */ + /* Initialize DM9000 board */ dm9000_reset(db); dm9000_init_dm9000(dev); -- cgit v1.2.3 From fac5b3caa1f5bc07ecfb4f5ce98f8112638dc8fb Mon Sep 17 00:00:00 2001 From: Hayes Wang Date: Tue, 22 Feb 2011 17:26:20 +0800 Subject: r8169: fix incorrect args to oob notify. It results in the wrong point address and influences RTL8168DP. Signed-off-by: Hayes Wang Acked-by: Francois Romieu --- drivers/net/r8169.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 469ab0b7ce31..550c86589649 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -617,8 +617,9 @@ static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data) } } -static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd) +static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd) { + void __iomem *ioaddr = tp->mmio_addr; int i; RTL_W8(ERIDR, cmd); @@ -630,7 +631,7 @@ static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd) break; } - ocp_write(ioaddr, 0x1, 0x30, 0x00000001); + ocp_write(tp, 0x1, 0x30, 0x00000001); } #define OOB_CMD_RESET 0x00 -- cgit v1.2.3 From d24e9aafe5d5dfdf6d114b29e67f8afd5fae5ef0 Mon Sep 17 00:00:00 2001 From: Hayes Wang Date: Tue, 22 Feb 2011 17:26:19 +0800 Subject: r8169: correct settings of rtl8102e. Adjust and remove certain settings of RTL8102E which are for previous chips. Signed-off-by: Hayes Wang Acked-off-by: Francois Romieu --- drivers/net/r8169.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 550c86589649..336ba9480e18 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -3043,7 +3043,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_out_mwi_2; } - tp->cp_cmd = PCIMulRW | RxChkSum; + tp->cp_cmd = RxChkSum; if ((sizeof(dma_addr_t) > 4) && !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) { @@ -3848,8 +3848,7 @@ static void rtl_hw_start_8168(struct net_device *dev) Cxpl_dbg_sel | \ ASF | \ PktCntrDisable | \ - PCIDAC | \ - PCIMulRW) + Mac_dbgo_sel) static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) { @@ -3879,8 +3878,6 @@ static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) if ((cfg1 & LEDS0) && (cfg1 & LEDS1)) RTL_W8(Config1, cfg1 & ~LEDS0); - RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); - rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1)); } @@ -3892,8 +3889,6 @@ static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev) RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable); RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); - - RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); } static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev) @@ -3919,6 +3914,8 @@ static void rtl_hw_start_8101(struct net_device *dev) } } + RTL_W8(Cfg9346, Cfg9346_Unlock); + switch (tp->mac_version) { case RTL_GIGA_MAC_VER_07: rtl_hw_start_8102e_1(ioaddr, pdev); @@ -3933,14 +3930,13 @@ static void rtl_hw_start_8101(struct net_device *dev) break; } - RTL_W8(Cfg9346, Cfg9346_Unlock); + RTL_W8(Cfg9346, Cfg9346_Lock); RTL_W8(MaxTxPacketSize, TxPacketMax); rtl_set_rx_max_size(ioaddr, rx_buf_sz); - tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; - + tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK; RTL_W16(CPlusCmd, tp->cp_cmd); RTL_W16(IntrMitigate, 0x0000); @@ -3950,14 +3946,10 @@ static void rtl_hw_start_8101(struct net_device *dev) RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); rtl_set_rx_tx_config_registers(tp); - RTL_W8(Cfg9346, Cfg9346_Lock); - RTL_R8(IntrMask); rtl_set_rx_mode(dev); - RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); - RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); RTL_W16(IntrMask, tp->intr_event); -- cgit v1.2.3 From 5d2e19572a66be1e349faba289b7bd049b85bc98 Mon Sep 17 00:00:00 2001 From: Hayes Wang Date: Tue, 22 Feb 2011 17:26:22 +0800 Subject: r8169: fix RTL8168DP power off issue. - fix the RTL8111DP turn off the power when DASH is enabled. - RTL_GIGA_MAC_VER_27 must wait for tx finish before reset. Signed-off-by: Hayes Wang Acked-by: Francois Romieu --- drivers/net/r8169.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 336ba9480e18..ef2133b16f8c 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2869,8 +2869,11 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; - if (tp->mac_version == RTL_GIGA_MAC_VER_27) + if (((tp->mac_version == RTL_GIGA_MAC_VER_27) || + (tp->mac_version == RTL_GIGA_MAC_VER_28)) && + (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) { return; + } if (((tp->mac_version == RTL_GIGA_MAC_VER_23) || (tp->mac_version == RTL_GIGA_MAC_VER_24)) && @@ -2892,6 +2895,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) switch (tp->mac_version) { case RTL_GIGA_MAC_VER_25: case RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_27: + case RTL_GIGA_MAC_VER_28: RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); break; } @@ -2901,12 +2906,17 @@ static void r8168_pll_power_up(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; - if (tp->mac_version == RTL_GIGA_MAC_VER_27) + if (((tp->mac_version == RTL_GIGA_MAC_VER_27) || + (tp->mac_version == RTL_GIGA_MAC_VER_28)) && + (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) { return; + } switch (tp->mac_version) { case RTL_GIGA_MAC_VER_25: case RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_27: + case RTL_GIGA_MAC_VER_28: RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); break; } @@ -3319,7 +3329,8 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) /* Disable interrupts */ rtl8169_irq_mask_and_ack(ioaddr); - if (tp->mac_version == RTL_GIGA_MAC_VER_28) { + if (tp->mac_version == RTL_GIGA_MAC_VER_27 || + tp->mac_version == RTL_GIGA_MAC_VER_28) { while (RTL_R8(TxPoll) & NPQ) udelay(20); -- cgit v1.2.3 From 67158cebde60edb1a11cf4743f1cb9ded847c5fc Mon Sep 17 00:00:00 2001 From: Shahar Havivi Date: Tue, 22 Feb 2011 04:41:11 +0000 Subject: Added support for usb ethernet (0x0fe6, 0x9700) The device is very similar to (0x0fe6, 0x8101), And works well with dm9601 driver. Signed-off-by: Shahar Havivi Acked-by: Peter Korsgaard Signed-off-by: David S. Miller --- drivers/net/usb/dm9601.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 02b622e3b9fb..5002f5be47be 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -650,6 +650,10 @@ static const struct usb_device_id products[] = { USB_DEVICE(0x0fe6, 0x8101), /* DM9601 USB to Fast Ethernet Adapter */ .driver_info = (unsigned long)&dm9601_info, }, + { + USB_DEVICE(0x0fe6, 0x9700), /* DM9601 USB to Fast Ethernet Adapter */ + .driver_info = (unsigned long)&dm9601_info, + }, { USB_DEVICE(0x0a46, 0x9000), /* DM9000E */ .driver_info = (unsigned long)&dm9601_info, -- cgit v1.2.3 From cdf64c803e6cfec72259f7bb2654261584bb80a8 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Wed, 23 Feb 2011 14:52:43 +0000 Subject: skge: don't mark carrier down at start The API for network devices has changed so that setting carrier off at probe is no longer required. This should fix the IPv6 addrconf issue. Addresses https://bugzilla.kernel.org/show_bug.cgi?id=29612 Signed-off-by: Stephen Hemminger Reported-by: George Billios Cc: David Miller Signed-off-by: Andrew Morton Signed-off-by: David S. Miller --- drivers/net/skge.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 42daf98ba736..35b28f42d208 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; } -- cgit v1.2.3 From 385918cc6af74e2b7ae10ec3ccaeea9a83e8e43e Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Mon, 21 Feb 2011 15:02:41 +0100 Subject: ath9k: correct ath9k_hw_set_interrupts Commit 4df3071ebd92ef7115b409da64d0eb405d24a631 "ath9k_hw: optimize interrupt mask changes", changed ath9k_hw_set_interrupts function to enable interrupts regardless of function argument, what could possibly be wrong. Correct that behaviour and check "ints" arguments before enabling interrupts, also disable interrupts if ints do not have ATH9K_INT_GLOBAL flag set. Signed-off-by: Stanislaw Gruszka Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/mac.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 180170d3ce25..2915b11edefb 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; } -- cgit v1.2.3 From c86664e5a285af1afa06416e450e7c4af04daa7c Mon Sep 17 00:00:00 2001 From: Jan Puk Date: Tue, 22 Feb 2011 14:49:43 +0100 Subject: carl9170: add Airlive X.USB a/b/g/n USBID "AirLive X.USB now works perfectly under a Linux environment!" Cc: Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- drivers/net/wireless/ath/carl9170/usb.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 537732e5964f..f82c400be288 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 */ {} -- cgit v1.2.3 From 63453c05da685323d45b7063cc27cf5e44b4134c Mon Sep 17 00:00:00 2001 From: Jussi Kivilinna Date: Thu, 24 Feb 2011 12:25:42 +0200 Subject: rndis_wlan: use power save only for BCM4320b BCM4320a breaks when enabling power save (bug 29732). So disable power save for anything but BCM4320b that is known to work. Signed-off-by: Jussi Kivilinna Signed-off-by: John W. Linville --- drivers/net/wireless/rndis_wlan.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 848cc2cce247..518542b4bf9e 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); -- cgit v1.2.3 From df213559f029047b4b3d06a25a36f4779de9b989 Mon Sep 17 00:00:00 2001 From: Vladislav Zolotarov Date: Sun, 20 Feb 2011 04:27:05 +0000 Subject: bnx2x: Add a missing bit for PXP parity register of 57712. Signed-off-by: Vladislav Zolotarov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_init.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_init.h b/drivers/net/bnx2x/bnx2x_init.h index 5a268e9a0895..fa6dbe3f2058 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), -- cgit v1.2.3 From 2c27392dc4d4f5ee8a3967a520b8f6cac0418031 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Sun, 27 Feb 2011 09:23:52 +0530 Subject: ath9k_htc: Fix an endian issue The stream length/tag fields have to be in little endian format. Fixing this makes the driver work on big-endian platforms. Cc: stable@kernel.org Tested-by: raghunathan.kailasanathan@wipro.com Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/hif_usb.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 5ab3084eb9cb..07b1633b7f3f 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; -- cgit v1.2.3 From 2b799a6b25bb9f9fbc478782cd9503e8066ab618 Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sat, 26 Feb 2011 12:58:06 +0100 Subject: p54usb: add Senao NUB-350 usbid Reported-by: Mark Davis Cc: Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- drivers/net/wireless/p54/p54usb.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net') diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 21713a7638c4..9b344a921e74 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 */ -- cgit v1.2.3 From 27aadb615a2d767d629966e88dc7212ceb7c712e Mon Sep 17 00:00:00 2001 From: Ken Kawasaki Date: Sun, 20 Feb 2011 05:07:20 +0000 Subject: fmvj18x_cs: add new id fmvj18x_cs:add new id Toshiba lan&modem multifuction card (model name:IPC5010A) Signed-off-by: Ken Kawasaki Signed-off-by: David S. Miller --- drivers/net/pcmcia/fmvj18x_cs.c | 1 + drivers/tty/serial/serial_cs.c | 1 + 2 files changed, 2 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 9226cda4d054..530ab5a10bd3 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/tty/serial/serial_cs.c b/drivers/tty/serial/serial_cs.c index 93760b2ea172..1ef4df9bf7e4 100644 --- a/drivers/tty/serial/serial_cs.c +++ b/drivers/tty/serial/serial_cs.c @@ -712,6 +712,7 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf), PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0e01), PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0a05), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0b05), PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x1101), PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070), PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562), -- cgit v1.2.3 From dad3d44dcb054e9d0514fbf65ee4a2d88cf1698f Mon Sep 17 00:00:00 2001 From: Kurt Van Dijck Date: Sun, 20 Feb 2011 23:04:22 +0000 Subject: CAN: add controller hardware name for Softing cards I just found that the controller hardware name is not set for the Softing driver. After this patch, "$ ip -d link show" looks nicer. Signed-off-by: Kurt Van Dijck Acked-by: Marc Kleine-Budde Signed-off-by: David S. Miller --- drivers/net/can/softing/softing_main.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net') diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c index 5157e15e96eb..aeea9f9ff6e8 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, -- cgit v1.2.3 From 915239472a5015c7667025551a73e11d6e2abee0 Mon Sep 17 00:00:00 2001 From: Jamie Iles Date: Mon, 28 Feb 2011 04:05:25 +0000 Subject: macb: don't use platform_set_drvdata() on a net_device MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Commit 71d6429 (Driver core: convert platform_{get,set}_drvdata to static inline functions) now triggers a warning in the macb network driver: CC drivers/net/macb.o drivers/net/macb.c: In function ‘macb_mii_init’: drivers/net/macb.c:263: warning: passing argument 1 of ‘platform_set_drvdata’ from incompatible pointer type include/linux/platform_device.h:138: note: expected ‘struct platform_device *’ but argument is of type ‘struct net_device *’ Use dev_set_drvdata() on the device embedded in the net_device instead. Cc: Nicolas Ferre Signed-off-by: Jamie Iles Signed-off-by: David S. Miller --- drivers/net/macb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/macb.c b/drivers/net/macb.c index f69e73e2191e..79ccb54ab00c 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; -- cgit v1.2.3 From b093dd96844186cd03318aaf0cd96f91db3970ef Mon Sep 17 00:00:00 2001 From: Ilya Yanok Date: Mon, 21 Feb 2011 10:20:30 +0000 Subject: dnet: fix wrong use of platform_set_drvdata() platform_set_drvdata() was used with argument of incorrect type and could cause memory corruption. Moreover, because of not setting drvdata in the correct place not all resources were freed upon module unload. Signed-off-by: Ilya Yanok Signed-off-by: David S. Miller --- drivers/net/dnet.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c index 9d8a20b72fa9..8318ea06cb6d 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); -- cgit v1.2.3 From 9eb0e6f26e48ef22cc56a2b81b1572ace999f70f Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Tue, 22 Feb 2011 23:28:46 +0000 Subject: net/fec: fix unterminated platform_device_id table The platform_device_id table is supposed to be zero-terminated. Signed-off-by: Axel Lin Signed-off-by: David S. Miller --- drivers/net/fec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 2a71373719ae..cd0282d5d40f 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]; -- cgit v1.2.3 From faa6fcbbba110c7c4bc299bc90f59d9f7b51ac6e Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 28 Feb 2011 03:37:20 +0000 Subject: bnx2x: (NPAR mode) Fix FW initialization Fix FW initialization according to max BW stored in percents for NPAR mode. Protect HW from being configured to speed 0. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_cmn.c | 17 +++++++++-------- drivers/net/bnx2x/bnx2x_cmn.h | 20 ++++++++++++++++++++ drivers/net/bnx2x/bnx2x_ethtool.c | 13 +++++++------ drivers/net/bnx2x/bnx2x_main.c | 15 ++++++++++++--- 4 files changed, 48 insertions(+), 17 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c index 710ce5d04c53..a58baf35d229 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.c +++ b/drivers/net/bnx2x/bnx2x_cmn.c @@ -703,19 +703,20 @@ 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; diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h index 03eb4d68e6bb..326ba44b3ded 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.h +++ b/drivers/net/bnx2x/bnx2x_cmn.h @@ -1044,4 +1044,24 @@ 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 5b44a8b48509..b3da295c453c 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 param = 0, part; u32 line_speed = bp->link_vars.line_speed; /* use 10G if no link detected */ @@ -251,9 +251,11 @@ 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 */ @@ -263,8 +265,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) param &= FUNC_MF_CFG_MIN_BW_MASK; /* set new MAX value */ - param |= (((speed * 100) / line_speed) - << FUNC_MF_CFG_MAX_BW_SHIFT) + param |= (part << FUNC_MF_CFG_MAX_BW_SHIFT) & FUNC_MF_CFG_MAX_BW_MASK; bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, param); diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index d584d32c747d..203e9bf65875 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, -- cgit v1.2.3 From d4215ef71f4ec21c236a1f255f1808af2cfa6aa0 Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 28 Feb 2011 03:37:13 +0000 Subject: bnx2x: Fix nvram test for single port devices. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_ethtool.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c index b3da295c453c..5b0fe7a35ac8 100644 --- a/drivers/net/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/bnx2x/bnx2x_ethtool.c @@ -1782,9 +1782,7 @@ 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]; -- cgit v1.2.3 From 633ac3637a1ff84eb85d5659380a41d96c4fdbae Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 28 Feb 2011 03:37:12 +0000 Subject: bnx2x: Fix ethtool -t link test for MF (non-pmf) devices. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_ethtool.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c index 5b0fe7a35ac8..ef2919987a10 100644 --- a/drivers/net/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/bnx2x/bnx2x_ethtool.c @@ -1932,11 +1932,11 @@ 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); -- cgit v1.2.3 From ff80ee029b562c21ca40724dfe9a63e0e0e0ce3d Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 28 Feb 2011 03:37:11 +0000 Subject: bnx2x: properly configure coefficients for MinBW algorithm (NPAR mode). Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x.h | 26 +++++++++++++++----------- drivers/net/bnx2x/bnx2x_main.c | 3 ++- 2 files changed, 17 insertions(+), 12 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index 653c62475cb6..368cfcd0a211 100644 --- a/drivers/net/bnx2x/bnx2x.h +++ b/drivers/net/bnx2x/bnx2x.h @@ -1613,19 +1613,23 @@ 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 +/* 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 - 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 +#define RS_PERIODIC_TIMEOUT_USEC 100 /* 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_main.c b/drivers/net/bnx2x/bnx2x_main.c index 203e9bf65875..032ae184b605 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -2015,7 +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); } -- cgit v1.2.3 From 63135281af8c7fb2b7c84b63f5f974238b7d843e Mon Sep 17 00:00:00 2001 From: Vladislav Zolotarov Date: Mon, 28 Feb 2011 03:37:10 +0000 Subject: bnx2x: perform statistics "action" before state transition. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_stats.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_stats.c b/drivers/net/bnx2x/bnx2x_stats.c index bda60d590fa8..3445ded6674f 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); -- cgit v1.2.3 From e4e3c02a1a90b12d1b31e5fd9826ad84866ee526 Mon Sep 17 00:00:00 2001 From: Vladislav Zolotarov Date: Mon, 28 Feb 2011 03:37:10 +0000 Subject: bnx2x: properly calculate lro_mss Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_cmn.c | 48 +++++++++++++++++++++++++++++++++++++------ 1 file changed, 42 insertions(+), 6 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c index a58baf35d229..93798129061b 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)); -- cgit v1.2.3 From b746f7e52fe33ce66ea0cf6127838eff507839ff Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 28 Feb 2011 03:37:09 +0000 Subject: bnx2x: update driver version to 1.62.00-6 Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index 368cfcd0a211..7897d114b290 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 -- cgit v1.2.3 From 0a5f38467765ee15478db90d81e40c269c8dda20 Mon Sep 17 00:00:00 2001 From: "Hegde, Vinay" Date: Thu, 24 Feb 2011 23:56:28 +0000 Subject: davinci_emac: Add Carrier Link OK check in Davinci RX Handler This patch adds an additional check in the Davinci EMAC RX Handler, which tests the __LINK_STATE_NOCARRIER flag along with the __LINK_STATE_START flag as part EMAC shutting down procedure. This avoids WARNING: at drivers/net/davinci_emac.c:1040 emac_rx_handler+0xf8/0x120() during rtcwake used to suspend the target for a specified duration. Signed-off-by: Hegde, Vinay Acked-by: Cyril Chemparathy Signed-off-by: David S. Miller --- drivers/net/davinci_emac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index 2a628d17d178..7018bfe408a4 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; } -- cgit v1.2.3 From 2db1badfa5d100dd9f7c7a716911250a735cf2e8 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Thu, 24 Feb 2011 16:11:42 +0000 Subject: e1000: fix sparse warning Sparse complains because the e1000 driver is calling ioread on a pointer not tagged as __iomem. Signed-off-by: Stephen Hemminger Reviewed-by: Jesse Brandeburg Tested-by: Jeff Pieper Signed-off-by: Jeff Kirsher --- drivers/net/e1000/e1000_osdep.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/e1000/e1000_osdep.h b/drivers/net/e1000/e1000_osdep.h index 55c1711f1688..33e7c45a4fe4 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)) -- cgit v1.2.3 From 9dc441f3c5a9ea1b9888ce15b1ccb3f30a79e323 Mon Sep 17 00:00:00 2001 From: Jeff Kirsher Date: Thu, 17 Feb 2011 18:47:48 +0000 Subject: igb: fix sparse warning Reported-by: Stephen Hemminger Tested-by: Aaron Brown Signed-off-by: Jeff Kirsher --- drivers/net/igbvf/vf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/igbvf/vf.c b/drivers/net/igbvf/vf.c index 74486a8b009a..af3822f9ea9a 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) { -- cgit v1.2.3 From 4def99bbfd46e05c5e03b5b282cb4ee30e27ff19 Mon Sep 17 00:00:00 2001 From: Bruce Allan Date: Wed, 2 Feb 2011 09:30:36 +0000 Subject: e1000e: disable broken PHY wakeup for ICH10 LOMs, use MAC wakeup instead When support for 82577/82578 was added[1] in 2.6.31, PHY wakeup was in- advertently enabled (even though it does not function properly) on ICH10 LOMs. This patch makes it so that the ICH10 LOMs use MAC wakeup instead as was done with the initial support for those devices (i.e. 82567LM-3, 82567LF-3 and 82567V-4). [1] commit a4f58f5455ba0efda36fb33c37074922d1527a10 Reported-by: Aurelien Jarno Cc: Signed-off-by: Bruce Allan Signed-off-by: Jeff Kirsher --- drivers/net/e1000e/netdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/net') diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 3fa110ddb041..2e5022849f18 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 && -- cgit v1.2.3 From 107c3f4d42adc9af393019b795dd2177fbe9e465 Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Wed, 2 Mar 2011 13:00:49 +0000 Subject: cnic: Prevent status block race conditions with hardware The status block index is used to acknowledge interrupt events and must be read before checking for the interrupt events, so we need to add rmb() to guarantee that. Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/cnic.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 7ff170cbc7dc..b0d9e4ab6467 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; } -- cgit v1.2.3 From 0197b087ed6384760656f1e4a620a3e92d8dc0b0 Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Wed, 2 Mar 2011 13:00:50 +0000 Subject: cnic: Fix lost interrupt on bnx2x We service 2 queues (kcq1 and kcq2) in cnic_service_bnx2x_bh(). If the status block index has changed when servicing the kcq2, we must go back and check kcq1. The latest status block index will be used to acknowledge the interrupt, and without looping back to check kcq1, we may miss events on kcq1. Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/cnic.c | 25 +++++++++++++++++-------- 1 file changed, 17 insertions(+), 8 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index b0d9e4ab6467..302be4aa69d6 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -2914,26 +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; } } -- cgit v1.2.3 From ba04c7c93bbcb48ce880cf75b6e9dffcd79d4c7b Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Tue, 22 Feb 2011 02:00:11 +0000 Subject: r8169: disable ASPM For some time is known that ASPM is causing troubles on r8169, i.e. make device randomly stop working without any errors in dmesg. Currently Tomi Leppikangas reports that system with r8169 device hangs with MCE errors when ASPM is enabled: https://bugzilla.redhat.com/show_bug.cgi?id=642861#c4 Lets disable ASPM for r8169 devices at all, to avoid problems with r8169 PCIe devices at least for some users. Reported-by: Tomi Leppikangas Cc: stable@kernel.org Signed-off-by: Stanislaw Gruszka Signed-off-by: David S. Miller --- drivers/net/r8169.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index ef2133b16f8c..7ffdb80adf40 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include @@ -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) { -- cgit v1.2.3