From abde89d7f57adfae5a43f086b45e5746be16e3f0 Mon Sep 17 00:00:00 2001 From: Yegor Yefremov Date: Fri, 19 Mar 2010 00:49:08 +0000 Subject: can: sja1000: allow shared interrupt definition extend the AND mask, so that IRQF_SHARED flag remains Signed-off-by: Yegor Yefremov Acked-by: Wolfgang Grandegger Signed-off-by: David S. Miller --- drivers/net/can/sja1000/sja1000_platform.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index 628374c2a05..bec0d3d99fe 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -90,7 +90,7 @@ static int sp_probe(struct platform_device *pdev) priv = netdev_priv(dev); dev->irq = res_irq->start; - priv->irq_flags = res_irq->flags & IRQF_TRIGGER_MASK; + priv->irq_flags = res_irq->flags & (IRQF_TRIGGER_MASK | IRQF_SHARED); priv->reg_base = addr; priv->read_reg = sp_read_reg; priv->write_reg = sp_write_reg; -- cgit v1.2.3-70-g09d2 From 986917b7b7570f889fa9c8c54962a9f2c3b32bf4 Mon Sep 17 00:00:00 2001 From: Yegor Yefremov Date: Fri, 19 Mar 2010 00:50:44 +0000 Subject: can: sja1000: add read/write routines for 8, 16 and 32-bit register access add routines for 8, 16 and 32-bit access like in drivers/i2c/busses/i2c-pca-platform.c Signed-off-by: Yegor Yefremov Acked-by: Wolfgang Grandegger Acked-by: Wolfram Sang Signed-off-by: David S. Miller --- drivers/net/can/sja1000/sja1000_platform.c | 42 +++++++++++++++++++++++++++--- 1 file changed, 38 insertions(+), 4 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index bec0d3d99fe..1083b42ab6c 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -37,16 +37,36 @@ MODULE_AUTHOR("Sascha Hauer "); MODULE_DESCRIPTION("Socket-CAN driver for SJA1000 on the platform bus"); MODULE_LICENSE("GPL v2"); -static u8 sp_read_reg(const struct sja1000_priv *priv, int reg) +static u8 sp_read_reg8(const struct sja1000_priv *priv, int reg) { return ioread8(priv->reg_base + reg); } -static void sp_write_reg(const struct sja1000_priv *priv, int reg, u8 val) +static void sp_write_reg8(const struct sja1000_priv *priv, int reg, u8 val) { iowrite8(val, priv->reg_base + reg); } +static u8 sp_read_reg16(const struct sja1000_priv *priv, int reg) +{ + return ioread8(priv->reg_base + reg * 2); +} + +static void sp_write_reg16(const struct sja1000_priv *priv, int reg, u8 val) +{ + iowrite8(val, priv->reg_base + reg * 2); +} + +static u8 sp_read_reg32(const struct sja1000_priv *priv, int reg) +{ + return ioread8(priv->reg_base + reg * 4); +} + +static void sp_write_reg32(const struct sja1000_priv *priv, int reg, u8 val) +{ + iowrite8(val, priv->reg_base + reg * 4); +} + static int sp_probe(struct platform_device *pdev) { int err; @@ -92,12 +112,26 @@ static int sp_probe(struct platform_device *pdev) dev->irq = res_irq->start; priv->irq_flags = res_irq->flags & (IRQF_TRIGGER_MASK | IRQF_SHARED); priv->reg_base = addr; - priv->read_reg = sp_read_reg; - priv->write_reg = sp_write_reg; priv->can.clock.freq = pdata->clock; priv->ocr = pdata->ocr; priv->cdr = pdata->cdr; + switch (res_mem->flags & IORESOURCE_MEM_TYPE_MASK) { + case IORESOURCE_MEM_32BIT: + priv->read_reg = sp_read_reg32; + priv->write_reg = sp_write_reg32; + break; + case IORESOURCE_MEM_16BIT: + priv->read_reg = sp_read_reg16; + priv->write_reg = sp_write_reg16; + break; + case IORESOURCE_MEM_8BIT: + default: + priv->read_reg = sp_read_reg8; + priv->write_reg = sp_write_reg8; + break; + } + dev_set_drvdata(&pdev->dev, dev); SET_NETDEV_DEV(dev, &pdev->dev); -- cgit v1.2.3-70-g09d2 From 82e381775f6da6b29ae625e73a2ea18844eb4825 Mon Sep 17 00:00:00 2001 From: Matthias Fuchs Date: Wed, 7 Apr 2010 01:09:56 +0000 Subject: can: Add esd board support to plx_pci CAN driver This patch adds support for SJA1000 based PCI CAN interface cards from electronic system design gmbh. Some changes have been done on the common code: - esd boards must not have the 2nd local interupt enabled (PLX9030/9050) - a new path for PLX9056/PEX8311 chips has been added - new plx9056 reset function has been implemented - struct plx_card_info got a reset function entry In detail the following additional boards are now supported: CAN-PCI/200 (PCI) CAN-PCI/266 (PCI) CAN-PMC266 (PMC module) CAN-PCIe/2000 (PCI Express) CAN-CPCI/200 (Compact PCI, 3U) CAN-PCI104 (PCI104) Signed-off-by: Matthias Fuchs Acked-by: Wolfgang Grandegger Signed-off-by: David S. Miller --- drivers/net/can/sja1000/Kconfig | 4 +- drivers/net/can/sja1000/plx_pci.c | 153 +++++++++++++++++++++++++++++++++++--- 2 files changed, 145 insertions(+), 12 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/can/sja1000/Kconfig b/drivers/net/can/sja1000/Kconfig index 9e277d64a31..ae3505afd68 100644 --- a/drivers/net/can/sja1000/Kconfig +++ b/drivers/net/can/sja1000/Kconfig @@ -53,7 +53,9 @@ config CAN_PLX_PCI Driver supports now: - Adlink PCI-7841/cPCI-7841 card (http://www.adlinktech.com/) - Adlink PCI-7841/cPCI-7841 SE card + - esd CAN-PCI/CPCI/PCI104/200 (http://www.esd.eu/) + - esd CAN-PCI/PMC/266 + - esd CAN-PCIe/2000 - Marathon CAN-bus-PCI card (http://www.marathon.ru/) - TEWS TECHNOLOGIES TPMC810 card (http://www.tews.com/) - endif diff --git a/drivers/net/can/sja1000/plx_pci.c b/drivers/net/can/sja1000/plx_pci.c index 4aff4070db9..d5efd68085f 100644 --- a/drivers/net/can/sja1000/plx_pci.c +++ b/drivers/net/can/sja1000/plx_pci.c @@ -41,7 +41,10 @@ MODULE_DESCRIPTION("Socket-CAN driver for PLX90xx PCI-bridge cards with " MODULE_SUPPORTED_DEVICE("Adlink PCI-7841/cPCI-7841, " "Adlink PCI-7841/cPCI-7841 SE, " "Marathon CAN-bus-PCI, " - "TEWS TECHNOLOGIES TPMC810"); + "TEWS TECHNOLOGIES TPMC810, " + "esd CAN-PCI/CPCI/PCI104/200, " + "esd CAN-PCI/PMC/266, " + "esd CAN-PCIe/2000") MODULE_LICENSE("GPL v2"); #define PLX_PCI_MAX_CHAN 2 @@ -50,11 +53,14 @@ struct plx_pci_card { int channels; /* detected channels count */ struct net_device *net_dev[PLX_PCI_MAX_CHAN]; void __iomem *conf_addr; + + /* Pointer to device-dependent reset function */ + void (*reset_func)(struct pci_dev *pdev); }; #define PLX_PCI_CAN_CLOCK (16000000 / 2) -/* PLX90xx registers */ +/* PLX9030/9050/9052 registers */ #define PLX_INTCSR 0x4c /* Interrupt Control/Status */ #define PLX_CNTRL 0x50 /* User I/O, Direct Slave Response, * Serial EEPROM, and Initialization @@ -66,6 +72,14 @@ struct plx_pci_card { #define PLX_PCI_INT_EN (1 << 6) /* PCI Interrupt Enable */ #define PLX_PCI_RESET (1 << 30) /* PCI Adapter Software Reset */ +/* PLX9056 registers */ +#define PLX9056_INTCSR 0x68 /* Interrupt Control/Status */ +#define PLX9056_CNTRL 0x6c /* Control / Software Reset */ + +#define PLX9056_LINTI (1 << 11) +#define PLX9056_PCI_INT_EN (1 << 8) +#define PLX9056_PCI_RCR (1 << 29) /* Read Configuration Registers */ + /* * The board configuration is probably following: * RX1 is connected to ground. @@ -101,6 +115,13 @@ struct plx_pci_card { #define ADLINK_PCI_VENDOR_ID 0x144A #define ADLINK_PCI_DEVICE_ID 0x7841 +#define ESD_PCI_SUB_SYS_ID_PCI200 0x0004 +#define ESD_PCI_SUB_SYS_ID_PCI266 0x0009 +#define ESD_PCI_SUB_SYS_ID_PMC266 0x000e +#define ESD_PCI_SUB_SYS_ID_CPCI200 0x010b +#define ESD_PCI_SUB_SYS_ID_PCIE2000 0x0200 +#define ESD_PCI_SUB_SYS_ID_PCI104200 0x0501 + #define MARATHON_PCI_DEVICE_ID 0x2715 #define TEWS_PCI_VENDOR_ID 0x1498 @@ -108,6 +129,7 @@ struct plx_pci_card { static void plx_pci_reset_common(struct pci_dev *pdev); static void plx_pci_reset_marathon(struct pci_dev *pdev); +static void plx9056_pci_reset_common(struct pci_dev *pdev); struct plx_pci_channel_map { u32 bar; @@ -148,6 +170,30 @@ static struct plx_pci_card_info plx_pci_card_info_adlink_se __devinitdata = { /* based on PLX9052 */ }; +static struct plx_pci_card_info plx_pci_card_info_esd200 __devinitdata = { + "esd CAN-PCI/CPCI/PCI104/200", 2, + PLX_PCI_CAN_CLOCK, PLX_PCI_OCR, PLX_PCI_CDR, + {0, 0x00, 0x00}, { {2, 0x00, 0x80}, {2, 0x100, 0x80} }, + &plx_pci_reset_common + /* based on PLX9030/9050 */ +}; + +static struct plx_pci_card_info plx_pci_card_info_esd266 __devinitdata = { + "esd CAN-PCI/PMC/266", 2, + PLX_PCI_CAN_CLOCK, PLX_PCI_OCR, PLX_PCI_CDR, + {0, 0x00, 0x00}, { {2, 0x00, 0x80}, {2, 0x100, 0x80} }, + &plx9056_pci_reset_common + /* based on PLX9056 */ +}; + +static struct plx_pci_card_info plx_pci_card_info_esd2000 __devinitdata = { + "esd CAN-PCIe/2000", 2, + PLX_PCI_CAN_CLOCK, PLX_PCI_OCR, PLX_PCI_CDR, + {0, 0x00, 0x00}, { {2, 0x00, 0x80}, {2, 0x100, 0x80} }, + &plx9056_pci_reset_common + /* based on PEX8311 */ +}; + static struct plx_pci_card_info plx_pci_card_info_marathon __devinitdata = { "Marathon CAN-bus-PCI", 2, PLX_PCI_CAN_CLOCK, PLX_PCI_OCR, PLX_PCI_CDR, @@ -179,6 +225,48 @@ static DEFINE_PCI_DEVICE_TABLE(plx_pci_tbl) = { PCI_CLASS_COMMUNICATION_OTHER << 8, ~0, (kernel_ulong_t)&plx_pci_card_info_adlink_se }, + { + /* esd CAN-PCI/200 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_PCI200, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd200 + }, + { + /* esd CAN-CPCI/200 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9030, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_CPCI200, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd200 + }, + { + /* esd CAN-PCI104/200 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9030, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_PCI104200, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd200 + }, + { + /* esd CAN-PCI/266 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9056, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_PCI266, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd266 + }, + { + /* esd CAN-PMC/266 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9056, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_PMC266, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd266 + }, + { + /* esd CAN-PCIE/2000 */ + PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9056, + PCI_VENDOR_ID_ESDGMBH, ESD_PCI_SUB_SYS_ID_PCIE2000, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_esd2000 + }, { /* Marathon CAN-bus-PCI card */ PCI_VENDOR_ID_PLX, MARATHON_PCI_DEVICE_ID, @@ -242,7 +330,7 @@ static inline int plx_pci_check_sja1000(const struct sja1000_priv *priv) } /* - * PLX90xx software reset + * PLX9030/50/52 software reset * Also LRESET# asserts and brings to reset device on the Local Bus (if wired). * For most cards it's enough for reset the SJA1000 chips. */ @@ -259,6 +347,38 @@ static void plx_pci_reset_common(struct pci_dev *pdev) iowrite32(cntrl, card->conf_addr + PLX_CNTRL); }; +/* + * PLX9056 software reset + * Assert LRESET# and reset device(s) on the Local Bus (if wired). + */ +static void plx9056_pci_reset_common(struct pci_dev *pdev) +{ + struct plx_pci_card *card = pci_get_drvdata(pdev); + u32 cntrl; + + /* issue a local bus reset */ + cntrl = ioread32(card->conf_addr + PLX9056_CNTRL); + cntrl |= PLX_PCI_RESET; + iowrite32(cntrl, card->conf_addr + PLX9056_CNTRL); + udelay(100); + cntrl ^= PLX_PCI_RESET; + iowrite32(cntrl, card->conf_addr + PLX9056_CNTRL); + + /* reload local configuration from EEPROM */ + cntrl |= PLX9056_PCI_RCR; + iowrite32(cntrl, card->conf_addr + PLX9056_CNTRL); + + /* + * There is no safe way to poll for the end + * of reconfiguration process. Waiting for 10ms + * is safe. + */ + mdelay(10); + + cntrl ^= PLX9056_PCI_RCR; + iowrite32(cntrl, card->conf_addr + PLX9056_CNTRL); +}; + /* Special reset function for Marathon card */ static void plx_pci_reset_marathon(struct pci_dev *pdev) { @@ -302,13 +422,16 @@ static void plx_pci_del_card(struct pci_dev *pdev) free_sja1000dev(dev); } - plx_pci_reset_common(pdev); + card->reset_func(pdev); /* - * Disable interrupts from PCI-card (PLX90xx) and disable Local_1, - * Local_2 interrupts + * Disable interrupts from PCI-card and disable local + * interrupts */ - iowrite32(0x0, card->conf_addr + PLX_INTCSR); + if (pdev->device != PCI_DEVICE_ID_PLX_9056) + iowrite32(0x0, card->conf_addr + PLX_INTCSR); + else + iowrite32(0x0, card->conf_addr + PLX9056_INTCSR); if (card->conf_addr) pci_iounmap(pdev, card->conf_addr); @@ -367,6 +490,7 @@ static int __devinit plx_pci_add_card(struct pci_dev *pdev, card->conf_addr = addr + ci->conf_map.offset; ci->reset_func(pdev); + card->reset_func = ci->reset_func; /* Detect available channels */ for (i = 0; i < ci->channel_count; i++) { @@ -438,10 +562,17 @@ static int __devinit plx_pci_add_card(struct pci_dev *pdev, * Enable interrupts from PCI-card (PLX90xx) and enable Local_1, * Local_2 interrupts from the SJA1000 chips */ - val = ioread32(card->conf_addr + PLX_INTCSR); - val |= PLX_LINT1_EN | PLX_LINT2_EN | PLX_PCI_INT_EN; - iowrite32(val, card->conf_addr + PLX_INTCSR); - + if (pdev->device != PCI_DEVICE_ID_PLX_9056) { + val = ioread32(card->conf_addr + PLX_INTCSR); + if (pdev->subsystem_vendor == PCI_VENDOR_ID_ESDGMBH) + val |= PLX_LINT1_EN | PLX_PCI_INT_EN; + else + val |= PLX_LINT1_EN | PLX_LINT2_EN | PLX_PCI_INT_EN; + iowrite32(val, card->conf_addr + PLX_INTCSR); + } else { + iowrite32(PLX9056_LINTI | PLX9056_PCI_INT_EN, + card->conf_addr + PLX9056_INTCSR); + } return 0; failure_cleanup: -- cgit v1.2.3-70-g09d2 From 829e0015431537176e38812f88fffe1d3250083e Mon Sep 17 00:00:00 2001 From: "Hans J. Koch" Date: Tue, 13 Apr 2010 00:03:25 +0000 Subject: Fix some #includes in CAN drivers (rebased for net-next-2.6) In the current implementation, CAN drivers need to #include _before_ they #include , which is both ugly and unnecessary. Fix this by including in and remove the #include lines from drivers. Signed-off-by: Hans J. Koch Signed-off-by: David S. Miller --- drivers/net/can/at91_can.c | 1 - drivers/net/can/bfin_can.c | 1 - drivers/net/can/mcp251x.c | 1 - drivers/net/can/mscan/mpc5xxx_can.c | 1 - drivers/net/can/mscan/mscan.c | 1 - drivers/net/can/sja1000/ems_pci.c | 1 - drivers/net/can/sja1000/kvaser_pci.c | 1 - drivers/net/can/sja1000/plx_pci.c | 1 - drivers/net/can/sja1000/sja1000.c | 1 - drivers/net/can/sja1000/sja1000_isa.c | 1 - drivers/net/can/sja1000/sja1000_of_platform.c | 1 - drivers/net/can/sja1000/sja1000_platform.c | 1 - drivers/net/can/ti_hecc.c | 1 - include/linux/can/dev.h | 1 + 14 files changed, 1 insertion(+), 13 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index a2f29a38798..3f7ceaebd68 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c @@ -35,7 +35,6 @@ #include #include -#include #include #include diff --git a/drivers/net/can/bfin_can.c b/drivers/net/can/bfin_can.c index 03489864376..d77264ad326 100644 --- a/drivers/net/can/bfin_can.c +++ b/drivers/net/can/bfin_can.c @@ -18,7 +18,6 @@ #include #include -#include #include #include diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index eb898515352..8431eb08075 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -58,7 +58,6 @@ * */ -#include #include #include #include diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c index 03e7c48465a..225fd147774 100644 --- a/drivers/net/can/mscan/mpc5xxx_can.c +++ b/drivers/net/can/mscan/mpc5xxx_can.c @@ -25,7 +25,6 @@ #include #include #include -#include #include #include #include diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c index 6b7dd578d41..64c378cd0c3 100644 --- a/drivers/net/can/mscan/mscan.c +++ b/drivers/net/can/mscan/mscan.c @@ -28,7 +28,6 @@ #include #include #include -#include #include #include #include diff --git a/drivers/net/can/sja1000/ems_pci.c b/drivers/net/can/sja1000/ems_pci.c index 5f53da0bc40..36f4f9780c3 100644 --- a/drivers/net/can/sja1000/ems_pci.c +++ b/drivers/net/can/sja1000/ems_pci.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/kvaser_pci.c b/drivers/net/can/sja1000/kvaser_pci.c index 441e776a7f5..ed004cebd31 100644 --- a/drivers/net/can/sja1000/kvaser_pci.c +++ b/drivers/net/can/sja1000/kvaser_pci.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/plx_pci.c b/drivers/net/can/sja1000/plx_pci.c index d5efd68085f..437b5c716a2 100644 --- a/drivers/net/can/sja1000/plx_pci.c +++ b/drivers/net/can/sja1000/plx_pci.c @@ -27,7 +27,6 @@ #include #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 145b1a731a5..618c11222ab 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -60,7 +60,6 @@ #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/sja1000_isa.c b/drivers/net/can/sja1000/sja1000_isa.c index a6a51f15596..496223e9e2f 100644 --- a/drivers/net/can/sja1000/sja1000_isa.c +++ b/drivers/net/can/sja1000/sja1000_isa.c @@ -23,7 +23,6 @@ #include #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c index 9dd076a626a..34e79efbd2f 100644 --- a/drivers/net/can/sja1000/sja1000_of_platform.c +++ b/drivers/net/can/sja1000/sja1000_of_platform.c @@ -38,7 +38,6 @@ #include #include #include -#include #include #include diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index 1083b42ab6c..b65cabb361a 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include #include diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index 0c3d2ba0d17..4d07f1ee716 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -47,7 +47,6 @@ #include #include -#include #include #include #include diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index 6e5a7f00223..cc0bb496166 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -14,6 +14,7 @@ #ifndef CAN_DEV_H #define CAN_DEV_H +#include #include #include -- cgit v1.2.3-70-g09d2 From 1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Mon, 10 May 2010 05:01:31 -0700 Subject: net: trans_start cleanups Now that core network takes care of trans_start updates, dont do it in drivers themselves, if possible. Drivers can avoid one cache miss (on dev->trans_start) in their start_xmit() handler. Exceptions are NETIF_F_LLTX drivers Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- drivers/net/3c501.c | 1 - drivers/net/3c505.c | 7 +------ drivers/net/3c507.c | 3 +-- drivers/net/3c509.c | 3 +-- drivers/net/3c515.c | 4 +--- drivers/net/3c523.c | 3 --- drivers/net/3c59x.c | 4 +--- drivers/net/7990.c | 5 ++--- drivers/net/8139cp.c | 1 - drivers/net/8139too.c | 2 -- drivers/net/82596.c | 3 +-- drivers/net/a2065.c | 3 +-- drivers/net/amd8111e.c | 2 -- drivers/net/appletalk/cops.c | 5 ++--- drivers/net/arcnet/arcnet.c | 1 - drivers/net/ariadne.c | 2 -- drivers/net/arm/am79c961a.c | 1 - drivers/net/arm/at91_ether.c | 1 - drivers/net/arm/ep93xx_eth.c | 2 -- drivers/net/arm/ether1.c | 1 - drivers/net/arm/ether3.c | 1 - drivers/net/arm/ixp4xx_eth.c | 1 - drivers/net/arm/ks8695net.c | 2 -- drivers/net/arm/w90p910_ether.c | 6 ++---- drivers/net/at1700.c | 3 +-- drivers/net/atarilance.c | 5 ++--- drivers/net/atlx/atl2.c | 1 - drivers/net/atp.c | 3 +-- drivers/net/au1000_eth.c | 3 +-- drivers/net/b44.c | 2 -- drivers/net/bcm63xx_enet.c | 1 - drivers/net/bfin_mac.c | 3 +-- drivers/net/can/at91_can.c | 1 - drivers/net/can/bfin_can.c | 2 -- drivers/net/can/mcp251x.c | 1 - drivers/net/can/sja1000/sja1000.c | 2 -- drivers/net/cassini.c | 1 - drivers/net/cpmac.c | 1 - drivers/net/cris/eth_v10.c | 2 +- drivers/net/cs89x0.c | 1 - drivers/net/davinci_emac.c | 1 - drivers/net/de600.c | 4 ++-- drivers/net/de620.c | 1 - drivers/net/declance.c | 3 +-- drivers/net/depca.c | 3 +-- drivers/net/dm9000.c | 6 +++--- drivers/net/dnet.c | 2 -- drivers/net/e100.c | 1 - drivers/net/eepro.c | 3 +-- drivers/net/eexpress.c | 4 ++-- drivers/net/ehea/ehea_main.c | 2 +- drivers/net/enc28j60.c | 2 -- drivers/net/epic100.c | 3 +-- drivers/net/eth16i.c | 5 ++--- drivers/net/ethoc.c | 1 - drivers/net/ewrk3.c | 3 +-- drivers/net/fealnx.c | 3 +-- drivers/net/fec.c | 2 -- drivers/net/fec_mpc52xx.c | 1 - drivers/net/forcedeth.c | 2 -- drivers/net/fs_enet/fs_enet-main.c | 2 -- drivers/net/gianfar.c | 4 +--- drivers/net/hp100.c | 10 +++------- drivers/net/ibmveth.c | 2 +- drivers/net/ifb.c | 1 - drivers/net/ioc3-eth.c | 1 - drivers/net/irda/au1k_ir.c | 1 - drivers/net/irda/donauboe.c | 2 -- drivers/net/irda/pxaficp_ir.c | 1 - drivers/net/irda/sa1100_ir.c | 2 -- drivers/net/irda/sir_dev.c | 1 - drivers/net/irda/smsc-ircc2.c | 2 +- drivers/net/irda/vlsi_ir.c | 1 - drivers/net/irda/w83977af_ir.c | 2 -- drivers/net/ixgbevf/ixgbevf_main.c | 2 -- drivers/net/ixp2000/ixpdev.c | 2 -- drivers/net/lance.c | 4 +--- drivers/net/lib82596.c | 3 +-- drivers/net/lib8390.c | 3 +-- drivers/net/ll_temac_main.c | 2 +- drivers/net/lp486e.c | 2 -- drivers/net/mac89x0.c | 1 - drivers/net/macb.c | 2 -- drivers/net/macmace.c | 1 - drivers/net/meth.c | 2 +- drivers/net/mv643xx_eth.c | 1 - drivers/net/natsemi.c | 4 +--- drivers/net/netx-eth.c | 1 - drivers/net/ni5010.c | 3 +-- drivers/net/ni52.c | 7 ++----- drivers/net/ni65.c | 5 ++--- drivers/net/octeon/octeon_mgmt.c | 1 - drivers/net/pci-skeleton.c | 1 - drivers/net/pcmcia/3c574_cs.c | 4 +--- drivers/net/pcmcia/3c589_cs.c | 3 +-- drivers/net/pcmcia/axnet_cs.c | 2 +- drivers/net/pcmcia/fmvj18x_cs.c | 1 - drivers/net/pcmcia/nmclan_cs.c | 4 +--- drivers/net/pcmcia/smc91c92_cs.c | 2 +- drivers/net/pcmcia/xirc2ps_cs.c | 3 +-- drivers/net/pcnet32.c | 6 ++---- drivers/net/plip.c | 1 - drivers/net/ps3_gelic_net.c | 3 --- drivers/net/r6040.c | 1 - drivers/net/rrunner.c | 1 - drivers/net/s6gmac.c | 2 +- drivers/net/sb1250-mac.c | 4 +--- drivers/net/sc92031.c | 2 -- drivers/net/seeq8005.c | 3 +-- drivers/net/sgiseeq.c | 6 ++---- drivers/net/sh_eth.c | 2 -- drivers/net/sis900.c | 4 +--- drivers/net/skfp/skfddi.c | 1 - drivers/net/slip.c | 2 +- drivers/net/smc911x.c | 2 +- drivers/net/smc9194.c | 2 +- drivers/net/smc91x.c | 2 +- drivers/net/smsc911x.c | 1 - drivers/net/smsc9420.c | 2 -- drivers/net/sonic.c | 4 +--- drivers/net/starfire.c | 4 +--- drivers/net/sun3_82586.c | 7 ++----- drivers/net/sun3lance.c | 8 +++----- drivers/net/sunbmac.c | 2 -- drivers/net/sundance.c | 3 +-- drivers/net/sungem.c | 2 +- drivers/net/sunhme.c | 2 -- drivers/net/sunlance.c | 3 +-- drivers/net/sunqe.c | 1 - drivers/net/sunvnet.c | 1 - drivers/net/tc35815.c | 2 -- drivers/net/tlan.c | 3 +-- drivers/net/tokenring/ibmtr.c | 1 - drivers/net/tokenring/smctr.c | 2 +- drivers/net/tokenring/tms380tr.c | 2 +- drivers/net/tulip/de2104x.c | 1 - drivers/net/tulip/de4x5.c | 5 ++--- drivers/net/tulip/dmfe.c | 4 ++-- drivers/net/tulip/pnic.c | 2 +- drivers/net/tulip/tulip_core.c | 4 +--- drivers/net/tulip/uli526x.c | 4 ++-- drivers/net/tulip/winbond-840.c | 4 +--- drivers/net/tun.c | 1 - drivers/net/typhoon.c | 2 -- drivers/net/ucc_geth.c | 2 -- drivers/net/usb/hso.c | 2 -- drivers/net/usb/kaweth.c | 1 - drivers/net/usb/pegasus.c | 3 +-- drivers/net/via-rhine.c | 4 +--- drivers/net/via-velocity.c | 1 - drivers/net/vmxnet3/vmxnet3_drv.c | 1 - drivers/net/wan/dscc4.c | 2 -- drivers/net/wan/hd64570.c | 1 - drivers/net/wan/hd64572.c | 1 - drivers/net/wan/ixp4xx_hss.c | 1 - drivers/net/wan/lmc/lmc_main.c | 6 ++---- drivers/net/wan/pc300_drv.c | 3 +-- drivers/net/wan/wanxl.c | 1 - drivers/net/wireless/atmel.c | 1 - drivers/net/wireless/libertas/main.c | 2 +- drivers/net/wireless/libertas/tx.c | 2 -- drivers/net/wireless/orinoco/main.c | 1 - drivers/net/wireless/prism54/islpci_eth.c | 2 -- drivers/net/wireless/ray_cs.c | 1 - drivers/net/wireless/wl3501_cs.c | 3 +-- drivers/net/wireless/zd1201.c | 3 +-- drivers/net/xilinx_emaclite.c | 5 ++--- drivers/net/znet.c | 1 - 168 files changed, 103 insertions(+), 314 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/3c501.c b/drivers/net/3c501.c index 3ea42ff1765..4fed2a88243 100644 --- a/drivers/net/3c501.c +++ b/drivers/net/3c501.c @@ -480,7 +480,6 @@ static netdev_tx_t el_start_xmit(struct sk_buff *skb, struct net_device *dev) /* fire ... Trigger xmit. */ outb(AX_XMIT, AX_CMD); lp->loading = 0; - dev->trans_start = jiffies; if (el_debug > 2) pr_debug(" queued xmit.\n"); dev_kfree_skb(skb); diff --git a/drivers/net/3c505.c b/drivers/net/3c505.c index 8d584f5fd02..88d766ee0e1 100644 --- a/drivers/net/3c505.c +++ b/drivers/net/3c505.c @@ -1055,7 +1055,7 @@ static void elp_timeout(struct net_device *dev) (stat & ACRF) ? "interrupt" : "command"); if (elp_debug >= 1) pr_debug("%s: status %#02x\n", dev->name, stat); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ dev->stats.tx_dropped++; netif_wake_queue(dev); } @@ -1093,11 +1093,6 @@ static netdev_tx_t elp_start_xmit(struct sk_buff *skb, struct net_device *dev) if (elp_debug >= 3) pr_debug("%s: packet of length %d sent\n", dev->name, (int) skb->len); - /* - * start the transmit timeout - */ - dev->trans_start = jiffies; - prime_rx(dev); spin_unlock_irqrestore(&adapter->lock, flags); netif_start_queue(dev); diff --git a/drivers/net/3c507.c b/drivers/net/3c507.c index 9e95afa49fb..c4e272fbc2c 100644 --- a/drivers/net/3c507.c +++ b/drivers/net/3c507.c @@ -504,7 +504,7 @@ static void el16_tx_timeout (struct net_device *dev) outb (0, ioaddr + SIGNAL_CA); /* Issue channel-attn. */ lp->last_restart = dev->stats.tx_packets; } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } @@ -528,7 +528,6 @@ static netdev_tx_t el16_send_packet (struct sk_buff *skb, hardware_send_packet (dev, buf, skb->len, length - skb->len); - dev->trans_start = jiffies; /* Enable the 82586 interrupt input. */ outb (0x84, ioaddr + MISC_CTRL); diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c index ab9bb3c5200..54deaa91e7c 100644 --- a/drivers/net/3c509.c +++ b/drivers/net/3c509.c @@ -807,7 +807,7 @@ el3_tx_timeout (struct net_device *dev) dev->name, inb(ioaddr + TX_STATUS), inw(ioaddr + EL3_STATUS), inw(ioaddr + TX_FREE)); dev->stats.tx_errors++; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* Issue TX_RESET and TX_START commands. */ outw(TxReset, ioaddr + EL3_CMD); outw(TxEnable, ioaddr + EL3_CMD); @@ -868,7 +868,6 @@ el3_start_xmit(struct sk_buff *skb, struct net_device *dev) /* ... and the packet rounded to a doubleword. */ outsl(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); - dev->trans_start = jiffies; if (inw(ioaddr + TX_FREE) > 1536) netif_start_queue(dev); else diff --git a/drivers/net/3c515.c b/drivers/net/3c515.c index 2e17837be54..569e269f282 100644 --- a/drivers/net/3c515.c +++ b/drivers/net/3c515.c @@ -992,7 +992,7 @@ static void corkscrew_timeout(struct net_device *dev) if (!(inw(ioaddr + EL3_STATUS) & CmdInProgress)) break; outw(TxEnable, ioaddr + EL3_CMD); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ dev->stats.tx_errors++; dev->stats.tx_dropped++; netif_wake_queue(dev); @@ -1055,7 +1055,6 @@ static netdev_tx_t corkscrew_start_xmit(struct sk_buff *skb, prev_entry->status &= ~0x80000000; netif_wake_queue(dev); } - dev->trans_start = jiffies; return NETDEV_TX_OK; } /* Put out the doubleword header... */ @@ -1091,7 +1090,6 @@ static netdev_tx_t corkscrew_start_xmit(struct sk_buff *skb, outw(SetTxThreshold + (1536 >> 2), ioaddr + EL3_CMD); #endif /* bus master */ - dev->trans_start = jiffies; /* Clear the Tx status stack. */ { diff --git a/drivers/net/3c523.c b/drivers/net/3c523.c index 55d219e585f..a7b0e5e43a5 100644 --- a/drivers/net/3c523.c +++ b/drivers/net/3c523.c @@ -1152,7 +1152,6 @@ static netdev_tx_t elmc_send_packet(struct sk_buff *skb, struct net_device *dev) p->scb->cmd = CUC_START; p->xmit_cmds[0]->cmd_status = 0; elmc_attn586(); - dev->trans_start = jiffies; if (!i) { dev_kfree_skb(skb); } @@ -1176,7 +1175,6 @@ static netdev_tx_t elmc_send_packet(struct sk_buff *skb, struct net_device *dev) p->xmit_cmds[0]->cmd_status = p->nop_cmds[next_nop]->cmd_status = 0; p->nop_cmds[p->nop_point]->cmd_link = make16((p->xmit_cmds[0])); - dev->trans_start = jiffies; p->nop_point = next_nop; dev_kfree_skb(skb); #endif @@ -1190,7 +1188,6 @@ static netdev_tx_t elmc_send_packet(struct sk_buff *skb, struct net_device *dev) = make16((p->nop_cmds[next_nop])); p->nop_cmds[next_nop]->cmd_status = 0; p->nop_cmds[p->xmit_count]->cmd_link = make16((p->xmit_cmds[p->xmit_count])); - dev->trans_start = jiffies; p->xmit_count = next_nop; if (p->xmit_count != p->xmit_last) netif_wake_queue(dev); diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c index 97525307ed2..dab2afac6dd 100644 --- a/drivers/net/3c59x.c +++ b/drivers/net/3c59x.c @@ -1917,7 +1917,7 @@ static void vortex_tx_timeout(struct net_device *dev) /* Issue Tx Enable */ iowrite16(TxEnable, ioaddr + EL3_CMD); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* Switch to register set 7 for normal use. */ EL3WINDOW(7); @@ -2063,7 +2063,6 @@ vortex_start_xmit(struct sk_buff *skb, struct net_device *dev) } } - dev->trans_start = jiffies; /* Clear the Tx status stack. */ { @@ -2174,7 +2173,6 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev) } iowrite16(DownUnstall, ioaddr + EL3_CMD); spin_unlock_irqrestore(&vp->lock, flags); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/7990.c b/drivers/net/7990.c index f09e5945149..561d3d58281 100644 --- a/drivers/net/7990.c +++ b/drivers/net/7990.c @@ -262,7 +262,7 @@ static int lance_reset (struct net_device *dev) load_csrs (lp); lance_init_ring (dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ status = init_restart_lance (lp); #ifdef DEBUG_DRIVER printk ("Lance restart=%d\n", status); @@ -526,7 +526,7 @@ void lance_tx_timeout(struct net_device *dev) { printk("lance_tx_timeout\n"); lance_reset(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } EXPORT_SYMBOL_GPL(lance_tx_timeout); @@ -574,7 +574,6 @@ int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) outs++; /* Kick the lance: transmit now */ WRITERDP(lp, LE_C0_INEA | LE_C0_TDMD); - dev->trans_start = jiffies; dev_kfree_skb (skb); spin_lock_irqsave (&lp->devlock, flags); diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index 4e8d11cfe47..cd63b97f3c6 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -882,7 +882,6 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb, spin_unlock_irqrestore(&cp->lock, intr_flags); cpw8(TxPoll, NormalTxPoll); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c index d0cb372a0f0..4ba72933f0d 100644 --- a/drivers/net/8139too.c +++ b/drivers/net/8139too.c @@ -1716,8 +1716,6 @@ static netdev_tx_t rtl8139_start_xmit (struct sk_buff *skb, RTL_W32_F (TxStatus0 + (entry * sizeof (u32)), tp->tx_flag | max(len, (unsigned int)ETH_ZLEN)); - dev->trans_start = jiffies; - tp->cur_tx++; if ((tp->cur_tx - NUM_TX_DESC) == tp->dirty_tx) diff --git a/drivers/net/82596.c b/drivers/net/82596.c index 97c5fc019cd..dd8dc15556c 100644 --- a/drivers/net/82596.c +++ b/drivers/net/82596.c @@ -1050,7 +1050,7 @@ static void i596_tx_timeout (struct net_device *dev) lp->last_restart = dev->stats.tx_packets; } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } @@ -1060,7 +1060,6 @@ static netdev_tx_t i596_start_xmit(struct sk_buff *skb, struct net_device *dev) struct tx_cmd *tx_cmd; struct i596_tbd *tbd; short length = skb->len; - dev->trans_start = jiffies; DEB(DEB_STARTTX,printk(KERN_DEBUG "%s: i596_start_xmit(%x,%p) called\n", dev->name, skb->len, skb->data)); diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c index ce0a0b8787d..ecaa28c6f50 100644 --- a/drivers/net/a2065.c +++ b/drivers/net/a2065.c @@ -525,7 +525,7 @@ static inline int lance_reset (struct net_device *dev) load_csrs (lp); lance_init_ring (dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_start_queue(dev); status = init_restart_lance (lp); @@ -588,7 +588,6 @@ static netdev_tx_t lance_start_xmit (struct sk_buff *skb, /* Kick the lance: transmit now */ ll->rdp = LE_C0_INEA | LE_C0_TDMD; - dev->trans_start = jiffies; dev_kfree_skb (skb); local_irq_restore(flags); diff --git a/drivers/net/amd8111e.c b/drivers/net/amd8111e.c index 97d71a96060..585c25f4b60 100644 --- a/drivers/net/amd8111e.c +++ b/drivers/net/amd8111e.c @@ -1339,8 +1339,6 @@ static netdev_tx_t amd8111e_start_xmit(struct sk_buff *skb, writel( VAL1 | TDMD0, lp->mmio + CMD0); writel( VAL2 | RDMD0,lp->mmio + CMD0); - dev->trans_start = jiffies; - if(amd8111e_tx_queue_avail(lp) < 0){ netif_stop_queue(dev); } diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c index 6f8d6206b5c..14e1d952226 100644 --- a/drivers/net/appletalk/cops.c +++ b/drivers/net/appletalk/cops.c @@ -866,7 +866,7 @@ static void cops_timeout(struct net_device *dev) } printk(KERN_WARNING "%s: Transmit timed out.\n", dev->name); cops_jumpstart(dev); /* Restart the card. */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -919,9 +919,8 @@ static netdev_tx_t cops_send_packet(struct sk_buff *skb, /* Done sending packet, update counters and cleanup. */ dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; dev_kfree_skb (skb); - return NETDEV_TX_OK; + return NETDEV_TX_OK; } /* diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index d8f02930375..a746ba272f0 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -654,7 +654,6 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb, } } retval = NETDEV_TX_OK; - dev->trans_start = jiffies; lp->next_tx = txbuf; } else { retval = NETDEV_TX_BUSY; diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c index fa1a2354f5f..705373a5308 100644 --- a/drivers/net/ariadne.c +++ b/drivers/net/ariadne.c @@ -676,8 +676,6 @@ static netdev_tx_t ariadne_start_xmit(struct sk_buff *skb, lance->RAP = CSR0; /* PCnet-ISA Controller Status */ lance->RDP = INEA|TDMD; - dev->trans_start = jiffies; - if (lowb(priv->tx_ring[(entry+1) % TX_RING_SIZE]->TMD1) != 0) { netif_stop_queue(dev); priv->tx_full = 1; diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c index a4b5b08276f..8c496fb1ac9 100644 --- a/drivers/net/arm/am79c961a.c +++ b/drivers/net/arm/am79c961a.c @@ -469,7 +469,6 @@ am79c961_sendpacket(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&priv->chip_lock, flags); write_rreg (dev->base_addr, CSR0, CSR0_TDMD|CSR0_IENA); - dev->trans_start = jiffies; spin_unlock_irqrestore(&priv->chip_lock, flags); /* diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c index 0adab30f626..e07b314ed8f 100644 --- a/drivers/net/arm/at91_ether.c +++ b/drivers/net/arm/at91_ether.c @@ -824,7 +824,6 @@ static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Set length of the packet in the Transmit Control register */ at91_emac_write(AT91_EMAC_TCR, skb->len); - dev->trans_start = jiffies; } else { printk(KERN_ERR "at91_ether.c: at91ether_start_xmit() called, but device is busy!\n"); return NETDEV_TX_BUSY; /* if we return anything but zero, dev.c:1055 calls kfree_skb(skb) diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c index 6995169d285..c5f6736b7d6 100644 --- a/drivers/net/arm/ep93xx_eth.c +++ b/drivers/net/arm/ep93xx_eth.c @@ -374,8 +374,6 @@ static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) skb->len, DMA_TO_DEVICE); dev_kfree_skb(skb); - dev->trans_start = jiffies; - spin_lock_irq(&ep->tx_pending_lock); ep->tx_pending++; if (ep->tx_pending == TX_QUEUE_ENTRIES) diff --git a/drivers/net/arm/ether1.c b/drivers/net/arm/ether1.c index e47c0d96285..b17ab5153f5 100644 --- a/drivers/net/arm/ether1.c +++ b/drivers/net/arm/ether1.c @@ -736,7 +736,6 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev) local_irq_restore(flags); /* handle transmit */ - dev->trans_start = jiffies; /* check to see if we have room for a full sized ether frame */ tmp = priv(dev)->tx_head; diff --git a/drivers/net/arm/ether3.c b/drivers/net/arm/ether3.c index d9de9bce239..1361b7367c2 100644 --- a/drivers/net/arm/ether3.c +++ b/drivers/net/arm/ether3.c @@ -529,7 +529,6 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; /* unable to queue */ } - dev->trans_start = jiffies; ptr = 0x600 * priv(dev)->tx_head; priv(dev)->tx_head = next_ptr; next_ptr *= 0x600; diff --git a/drivers/net/arm/ixp4xx_eth.c b/drivers/net/arm/ixp4xx_eth.c index 7800d7dfd29..24df0325090 100644 --- a/drivers/net/arm/ixp4xx_eth.c +++ b/drivers/net/arm/ixp4xx_eth.c @@ -708,7 +708,6 @@ static int eth_xmit(struct sk_buff *skb, struct net_device *dev) /* NPE firmware pads short frames with zeros internally */ wmb(); queue_put_desc(TX_QUEUE(port->id), tx_desc_phys(port, n), desc); - dev->trans_start = jiffies; if (qmgr_stat_below_low_watermark(txreadyq)) { /* empty */ #if DEBUG_TX diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c index 6404704f7ea..54c6d849cf2 100644 --- a/drivers/net/arm/ks8695net.c +++ b/drivers/net/arm/ks8695net.c @@ -1302,8 +1302,6 @@ ks8695_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (++ksp->tx_ring_used == MAX_TX_DESC) netif_stop_queue(ndev); - ndev->trans_start = jiffies; - /* Kick the TX DMA in case it decided to go IDLE */ ks8695_writereg(ksp, KS8695_DTSC, 0); diff --git a/drivers/net/arm/w90p910_ether.c b/drivers/net/arm/w90p910_ether.c index 2491934b73e..2e852463382 100644 --- a/drivers/net/arm/w90p910_ether.c +++ b/drivers/net/arm/w90p910_ether.c @@ -483,7 +483,7 @@ static void w90p910_reset_mac(struct net_device *dev) w90p910_init_desc(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ ether->cur_tx = 0x0; ether->finish_tx = 0x0; ether->cur_rx = 0x0; @@ -497,7 +497,7 @@ static void w90p910_reset_mac(struct net_device *dev) w90p910_trigger_tx(dev); w90p910_trigger_rx(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ if (netif_queue_stopped(dev)) netif_wake_queue(dev); @@ -634,8 +634,6 @@ static int w90p910_send_frame(struct net_device *dev, txbd = ðer->tdesc->desclist[ether->cur_tx]; - dev->trans_start = jiffies; - if (txbd->mode & TX_OWEN_DMA) netif_stop_queue(dev); diff --git a/drivers/net/at1700.c b/drivers/net/at1700.c index 332f9806b78..861f07a775f 100644 --- a/drivers/net/at1700.c +++ b/drivers/net/at1700.c @@ -583,7 +583,7 @@ static void net_tx_timeout (struct net_device *dev) outb (0x00, ioaddr + TX_START); outb (0x03, ioaddr + COL16CNTL); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ lp->tx_started = 0; lp->tx_queue_ready = 1; @@ -636,7 +636,6 @@ static netdev_tx_t net_send_packet (struct sk_buff *skb, outb (0x80 | lp->tx_queue, ioaddr + TX_START); lp->tx_queue = 0; lp->tx_queue_len = 0; - dev->trans_start = jiffies; lp->tx_started = 1; netif_start_queue (dev); } else if (lp->tx_queue_len < 4096 - 1502) diff --git a/drivers/net/atarilance.c b/drivers/net/atarilance.c index a8686bfec7a..b57d7dee389 100644 --- a/drivers/net/atarilance.c +++ b/drivers/net/atarilance.c @@ -767,8 +767,8 @@ static void lance_tx_timeout (struct net_device *dev) /* lance_restart, essentially */ lance_init_ring(dev); REGA( CSR0 ) = CSR0_INEA | CSR0_INIT | CSR0_STRT; - dev->trans_start = jiffies; - netif_wake_queue (dev); + dev->trans_start = jiffies; /* prevent tx timeout */ + netif_wake_queue(dev); } /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */ @@ -836,7 +836,6 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) /* Trigger an immediate send poll. */ DREG = CSR0_INEA | CSR0_TDMD; - dev->trans_start = jiffies; if ((MEM->tx_head[(entry+1) & TX_RING_MOD_MASK].flag & TMD1_OWN) == TMD1_OWN_HOST) diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c index fee9cf6a5bd..8da87383fb3 100644 --- a/drivers/net/atlx/atl2.c +++ b/drivers/net/atlx/atl2.c @@ -892,7 +892,6 @@ static netdev_tx_t atl2_xmit_frame(struct sk_buff *skb, (adapter->txd_write_ptr >> 2)); mmiowb(); - netdev->trans_start = jiffies; dev_kfree_skb_any(skb); return NETDEV_TX_OK; } diff --git a/drivers/net/atp.c b/drivers/net/atp.c index 2bd1a5c0ec1..75ff0c59e9c 100644 --- a/drivers/net/atp.c +++ b/drivers/net/atp.c @@ -547,7 +547,7 @@ static void tx_timeout(struct net_device *dev) dev->stats.tx_errors++; /* Try to restart the adapter. */ hardware_init(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); dev->stats.tx_errors++; } @@ -586,7 +586,6 @@ static netdev_tx_t atp_send_packet(struct sk_buff *skb, write_reg(ioaddr, IMR, ISR_RxOK | ISR_TxErr | ISR_TxOK); write_reg_high(ioaddr, IMR, ISRh_RxErr); - dev->trans_start = jiffies; dev_kfree_skb (skb); return NETDEV_TX_OK; } diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 7abb2c84ba5..ece6128bef1 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -924,7 +924,6 @@ static netdev_tx_t au1000_tx(struct sk_buff *skb, struct net_device *dev) au_sync(); dev_kfree_skb(skb); aup->tx_head = (aup->tx_head + 1) & (NUM_TX_DMA - 1); - dev->trans_start = jiffies; return NETDEV_TX_OK; } @@ -937,7 +936,7 @@ static void au1000_tx_timeout(struct net_device *dev) netdev_err(dev, "au1000_tx_timeout: dev=%p\n", dev); au1000_reset_mac(dev); au1000_init(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 45827219699..293f9c16e78 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -1014,8 +1014,6 @@ static netdev_tx_t b44_start_xmit(struct sk_buff *skb, struct net_device *dev) if (TX_BUFFS_AVAIL(bp) < 1) netif_stop_queue(dev); - dev->trans_start = jiffies; - out_unlock: spin_unlock_irqrestore(&bp->lock, flags); diff --git a/drivers/net/bcm63xx_enet.c b/drivers/net/bcm63xx_enet.c index f48ba80025a..faf5add894d 100644 --- a/drivers/net/bcm63xx_enet.c +++ b/drivers/net/bcm63xx_enet.c @@ -565,7 +565,6 @@ static int bcm_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) priv->stats.tx_bytes += skb->len; priv->stats.tx_packets++; - dev->trans_start = jiffies; ret = NETDEV_TX_OK; out_unlock: diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index c488cea8f45..b0207f01eb6 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -654,7 +654,6 @@ static int bfin_mac_hard_start_xmit(struct sk_buff *skb, out: adjust_tx_list(); current_tx_ptr = current_tx_ptr->next; - dev->trans_start = jiffies; dev->stats.tx_packets++; dev->stats.tx_bytes += (skb->len); return NETDEV_TX_OK; @@ -805,7 +804,7 @@ static void bfin_mac_timeout(struct net_device *dev) bfin_mac_enable(); /* We can accept TX packets again */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index 5f983487d6e..2d8bd86bc5e 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c @@ -375,7 +375,6 @@ static netdev_tx_t at91_start_xmit(struct sk_buff *skb, struct net_device *dev) at91_write(priv, AT91_MCR(mb), reg_mcr); stats->tx_bytes += cf->can_dlc; - dev->trans_start = jiffies; /* _NOTE_: substract AT91_MB_TX_FIRST offset from mb! */ can_put_echo_skb(skb, dev, mb - AT91_MB_TX_FIRST); diff --git a/drivers/net/can/bfin_can.c b/drivers/net/can/bfin_can.c index d77264ad326..b6e890d2836 100644 --- a/drivers/net/can/bfin_can.c +++ b/drivers/net/can/bfin_can.c @@ -269,8 +269,6 @@ static int bfin_can_start_xmit(struct sk_buff *skb, struct net_device *dev) /* fill data length code */ bfin_write16(®->chl[TRANSMIT_CHL].dlc, dlc); - dev->trans_start = jiffies; - can_put_echo_skb(skb, dev, 0); /* set transmit request */ diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index 8431eb08075..b11a0cb5ed8 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -475,7 +475,6 @@ static netdev_tx_t mcp251x_hard_start_xmit(struct sk_buff *skb, netif_stop_queue(net); priv->tx_skb = skb; - net->trans_start = jiffies; queue_work(priv->wq, &priv->tx_work); return NETDEV_TX_OK; diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 618c11222ab..24b58619f7c 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -292,8 +292,6 @@ static netdev_tx_t sja1000_start_xmit(struct sk_buff *skb, for (i = 0; i < dlc; i++) priv->write_reg(priv, dreg++, cf->data[i]); - dev->trans_start = jiffies; - can_put_echo_skb(skb, dev, 0); priv->write_reg(priv, REG_CMR, CMD_TR); diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index bd857a20a75..6d76236ea06 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -2889,7 +2889,6 @@ static netdev_tx_t cas_start_xmit(struct sk_buff *skb, struct net_device *dev) */ if (cas_xmit_tx_ringN(cp, ring++ & N_TX_RINGS_MASK, skb)) return NETDEV_TX_BUSY; - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c index bdfff784645..3c58db59528 100644 --- a/drivers/net/cpmac.c +++ b/drivers/net/cpmac.c @@ -579,7 +579,6 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev) } spin_lock(&priv->lock); - dev->trans_start = jiffies; spin_unlock(&priv->lock); desc->dataflags = CPMAC_SOP | CPMAC_EOP | CPMAC_OWN; desc->skb = skb; diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c index f49ad8ed9b0..7e00027b9f8 100644 --- a/drivers/net/cris/eth_v10.c +++ b/drivers/net/cris/eth_v10.c @@ -1108,7 +1108,7 @@ e100_send_packet(struct sk_buff *skb, struct net_device *dev) myNextTxDesc->skb = skb; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */ e100_hardware_send_packet(np, buf, skb->len); diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c index 4c38491b8ef..2281ebcb400 100644 --- a/drivers/net/cs89x0.c +++ b/drivers/net/cs89x0.c @@ -1554,7 +1554,6 @@ static netdev_tx_t net_send_packet(struct sk_buff *skb,struct net_device *dev) writewords(dev->base_addr, TX_FRAME_PORT,skb->data,(skb->len+1) >>1); spin_unlock_irqrestore(&lp->lock, flags); lp->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; dev_kfree_skb (skb); /* diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index 1f9df5c6a75..08e82b1a0b3 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -1468,7 +1468,6 @@ static int emac_dev_xmit(struct sk_buff *skb, struct net_device *ndev) tx_buf.length = skb->len; tx_buf.buf_token = (void *)skb; tx_buf.data_ptr = skb->data; - ndev->trans_start = jiffies; ret_code = emac_send(priv, &tx_packet, EMAC_DEF_TX_CH); if (unlikely(ret_code != 0)) { if (ret_code == EMAC_ERR_TX_OUT_OF_BD) { diff --git a/drivers/net/de600.c b/drivers/net/de600.c index 6b13f4fd2e9..23a65398d01 100644 --- a/drivers/net/de600.c +++ b/drivers/net/de600.c @@ -166,8 +166,8 @@ static int de600_start_xmit(struct sk_buff *skb, struct net_device *dev) int i; if (free_tx_pages <= 0) { /* Do timeouts, to avoid hangs. */ - tickssofar = jiffies - dev->trans_start; - if (tickssofar < 5) + tickssofar = jiffies - dev_trans_start(dev); + if (tickssofar < HZ/20) return NETDEV_TX_BUSY; /* else */ printk(KERN_WARNING "%s: transmit timed out (%d), %s?\n", dev->name, tickssofar, "network cable problem"); diff --git a/drivers/net/de620.c b/drivers/net/de620.c index a0a6830b5e6..f3650fd096f 100644 --- a/drivers/net/de620.c +++ b/drivers/net/de620.c @@ -535,7 +535,6 @@ static int de620_start_xmit(struct sk_buff *skb, struct net_device *dev) } de620_write_block(dev, buffer, skb->len, len-skb->len); - dev->trans_start = jiffies; if(!(using_txbuf == (TXBF0 | TXBF1))) netif_wake_queue(dev); diff --git a/drivers/net/declance.c b/drivers/net/declance.c index fb3f0984c28..74abe195212 100644 --- a/drivers/net/declance.c +++ b/drivers/net/declance.c @@ -874,7 +874,7 @@ static inline int lance_reset(struct net_device *dev) lance_init_ring(dev); load_csrs(lp); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ status = init_restart_lance(lp); return status; } @@ -930,7 +930,6 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&lp->lock, flags); - dev->trans_start = jiffies; dev_kfree_skb(skb); return NETDEV_TX_OK; diff --git a/drivers/net/depca.c b/drivers/net/depca.c index a88300a0d1e..38d4d9eefbd 100644 --- a/drivers/net/depca.c +++ b/drivers/net/depca.c @@ -921,7 +921,7 @@ static void depca_tx_timeout(struct net_device *dev) STOP_DEPCA; depca_init_ring(dev); LoadCSRs(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); InitRestartDepca(dev); } @@ -954,7 +954,6 @@ static netdev_tx_t depca_start_xmit(struct sk_buff *skb, outw(CSR0, DEPCA_ADDR); outw(INEA | TDMD, DEPCA_DATA); - dev->trans_start = jiffies; dev_kfree_skb(skb); } if (TX_BUFFS_AVAIL) diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index a818ea998bb..254b6f724c6 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -769,7 +769,7 @@ dm9000_hash_table(struct net_device *dev) } /* - * Initilize dm9000 board + * Initialize dm9000 board */ static void dm9000_init_dm9000(struct net_device *dev) @@ -825,7 +825,7 @@ dm9000_init_dm9000(struct net_device *dev) /* Init Driver variable */ db->tx_pkt_cnt = 0; db->queue_pkt_len = 0; - dev->trans_start = 0; + dev->trans_start = jiffies; } /* Our watchdog timed out. Called by the networking layer */ @@ -843,7 +843,7 @@ static void dm9000_timeout(struct net_device *dev) dm9000_reset(db); dm9000_init_dm9000(dev); /* We can accept TX packets again */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); /* Restore previous register address */ diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c index d51a83e6958..8b0f50bbf3e 100644 --- a/drivers/net/dnet.c +++ b/drivers/net/dnet.c @@ -594,8 +594,6 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&bp->lock, flags); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/e100.c b/drivers/net/e100.c index ef97bfcef9d..b194bad29ac 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -1764,7 +1764,6 @@ static netdev_tx_t e100_xmit_frame(struct sk_buff *skb, return NETDEV_TX_BUSY; } - netdev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c index eed65d821e4..8d97f168f01 100644 --- a/drivers/net/eepro.c +++ b/drivers/net/eepro.c @@ -1161,8 +1161,7 @@ static netdev_tx_t eepro_send_packet(struct sk_buff *skb, /* we won't wake queue here because we're out of space */ dev->stats.tx_dropped++; else { - dev->stats.tx_bytes+=skb->len; - dev->trans_start = jiffies; + dev->stats.tx_bytes+=skb->len; netif_wake_queue(dev); } diff --git a/drivers/net/eexpress.c b/drivers/net/eexpress.c index c31dd068555..43c9c9c5cf4 100644 --- a/drivers/net/eexpress.c +++ b/drivers/net/eexpress.c @@ -543,7 +543,7 @@ static void unstick_cu(struct net_device *dev) if (lp->started) { - if (time_after(jiffies, dev->trans_start + 50)) + if (time_after(jiffies, dev_trans_start(dev) + HZ/2)) { if (lp->tx_link==lp->last_tx_restart) { @@ -1018,7 +1018,7 @@ static void eexp_hw_tx_pio(struct net_device *dev, unsigned short *buf, outw(lp->tx_head+0x16, ioaddr + DATAPORT); outw(0, ioaddr + DATAPORT); - outsw(ioaddr + DATAPORT, buf, (len+1)>>1); + outsw(ioaddr + DATAPORT, buf, (len+1)>>1); outw(lp->tx_tail+0xc, ioaddr + WRITE_PTR); outw(lp->tx_head, ioaddr + DATAPORT); diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 39774817c3e..33a41e29ec8 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2241,7 +2241,7 @@ static int ehea_start_xmit(struct sk_buff *skb, struct net_device *dev) } spin_unlock_irqrestore(&pr->netif_queue, flags); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */ spin_unlock(&pr->xmit_lock); return NETDEV_TX_OK; diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c index ff27f728fd9..112c5aa9af7 100644 --- a/drivers/net/enc28j60.c +++ b/drivers/net/enc28j60.c @@ -1293,8 +1293,6 @@ static netdev_tx_t enc28j60_send_packet(struct sk_buff *skb, */ netif_stop_queue(dev); - /* save the timestamp */ - priv->netdev->trans_start = jiffies; /* Remember the skb for deferred processing */ priv->tx_skb = skb; schedule_work(&priv->tx_work); diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c index 8b5a203d3aa..a48da2dc907 100644 --- a/drivers/net/epic100.c +++ b/drivers/net/epic100.c @@ -908,7 +908,7 @@ static void epic_tx_timeout(struct net_device *dev) outl(TxQueued, dev->base_addr + COMMAND); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ ep->stats.tx_errors++; if (!ep->tx_full) netif_wake_queue(dev); @@ -1006,7 +1006,6 @@ static netdev_tx_t epic_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Trigger an immediate transmit demand. */ outl(TxQueued, dev->base_addr + COMMAND); - dev->trans_start = jiffies; if (debug > 4) printk(KERN_DEBUG "%s: Queued Tx packet size %d to slot %d, " "flag %2.2x Tx status %8.8x.\n", diff --git a/drivers/net/eth16i.c b/drivers/net/eth16i.c index d4e24f08b3b..874973f558e 100644 --- a/drivers/net/eth16i.c +++ b/drivers/net/eth16i.c @@ -1027,7 +1027,7 @@ static void eth16i_timeout(struct net_device *dev) inw(ioaddr + TX_STATUS_REG), (inb(ioaddr + TX_STATUS_REG) & TX_DONE) ? "IRQ conflict" : "network cable problem"); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* Let's dump all registers */ if(eth16i_debug > 0) { @@ -1047,7 +1047,7 @@ static void eth16i_timeout(struct net_device *dev) } dev->stats.tx_errors++; eth16i_reset(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ outw(ETH16I_INTR_ON, ioaddr + TX_INTR_REG); netif_wake_queue(dev); } @@ -1109,7 +1109,6 @@ static netdev_tx_t eth16i_tx(struct sk_buff *skb, struct net_device *dev) outb(TX_START | lp->tx_queue, ioaddr + TRANSMIT_START_REG); lp->tx_queue = 0; lp->tx_queue_len = 0; - dev->trans_start = jiffies; lp->tx_started = 1; netif_wake_queue(dev); } diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c index ad1bc7317df..14cbde5cf68 100644 --- a/drivers/net/ethoc.c +++ b/drivers/net/ethoc.c @@ -851,7 +851,6 @@ static netdev_tx_t ethoc_start_xmit(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); } - dev->trans_start = jiffies; spin_unlock_irq(&priv->lock); out: dev_kfree_skb(skb); diff --git a/drivers/net/ewrk3.c b/drivers/net/ewrk3.c index 11ba70f4997..99eb56be093 100644 --- a/drivers/net/ewrk3.c +++ b/drivers/net/ewrk3.c @@ -757,7 +757,7 @@ static void ewrk3_timeout(struct net_device *dev) */ ENABLE_IRQs; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } } @@ -862,7 +862,6 @@ static netdev_tx_t ewrk3_queue_pkt(struct sk_buff *skb, struct net_device *dev) spin_unlock_irq (&lp->hw_lock); dev->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; dev_kfree_skb (skb); /* Check for free resources: stop Tx queue if there are none */ diff --git a/drivers/net/fealnx.c b/drivers/net/fealnx.c index 51b738dd654..15f4f8d3d46 100644 --- a/drivers/net/fealnx.c +++ b/drivers/net/fealnx.c @@ -1233,7 +1233,7 @@ static void fealnx_tx_timeout(struct net_device *dev) spin_unlock_irqrestore(&np->lock, flags); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ np->stats.tx_errors++; netif_wake_queue(dev); /* or .._start_.. ?? */ } @@ -1374,7 +1374,6 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); ++np->really_tx_count; iowrite32(0, np->mem + TXPDR); - dev->trans_start = jiffies; spin_unlock_irqrestore(&np->lock, flags); return NETDEV_TX_OK; diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 2b1651aee13..47da5195780 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -275,8 +275,6 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) | BD_ENET_TX_LAST | BD_ENET_TX_TC); bdp->cbd_sc = status; - dev->trans_start = jiffies; - /* Trigger transmission start */ writel(0, fep->hwp + FEC_X_DES_ACTIVE); diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index 0376c3e472a..221f440c10f 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -327,7 +327,6 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev) } spin_lock_irqsave(&priv->lock, flags); - dev->trans_start = jiffies; bd = (struct bcom_fec_bd *) bcom_prepare_next_buffer(priv->tx_dmatsk); diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index e282d0ae6a3..268ea4d566d 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -2214,7 +2214,6 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev) dprintk("\n"); } - dev->trans_start = jiffies; writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl); return NETDEV_TX_OK; } @@ -2369,7 +2368,6 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb, dprintk("\n"); } - dev->trans_start = jiffies; writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl); return NETDEV_TX_OK; } diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c index 0770e2f6da6..0fb0fefcb78 100644 --- a/drivers/net/fs_enet/fs_enet-main.c +++ b/drivers/net/fs_enet/fs_enet-main.c @@ -674,8 +674,6 @@ static int fs_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) skb->data, skb->len, DMA_TO_DEVICE)); CBDW_DATLEN(bdp, skb->len); - dev->trans_start = jiffies; - /* * If this was the last BD in the ring, start at the beginning again. */ diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 5267c27e317..11d8cae415e 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -1738,7 +1738,7 @@ void gfar_start(struct net_device *dev) gfar_write(®s->imask, IMASK_DEFAULT); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } void gfar_configure_coalescing(struct gfar_private *priv, @@ -2161,8 +2161,6 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) /* reduce TxBD free count */ tx_queue->num_txbdfree -= (nr_txbds); - dev->trans_start = jiffies; - /* If the next BD still needs to be cleaned up, then the bds are full. We need to tell the kernel to stop sending us stuff. */ if (!tx_queue->num_txbdfree) { diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c index 0f3f6c2e694..68e5ac8832a 100644 --- a/drivers/net/hp100.c +++ b/drivers/net/hp100.c @@ -1102,7 +1102,7 @@ static int hp100_open(struct net_device *dev) return -EAGAIN; } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_start_queue(dev); lp->lan_type = hp100_sense_lan(dev); @@ -1510,7 +1510,7 @@ static netdev_tx_t hp100_start_xmit_bm(struct sk_buff *skb, printk("hp100: %s: start_xmit_bm: No TX PDL available.\n", dev->name); #endif /* not waited long enough since last tx? */ - if (time_before(jiffies, dev->trans_start + HZ)) + if (time_before(jiffies, dev_trans_start(dev) + HZ)) goto drop; if (hp100_check_lan(dev)) @@ -1547,7 +1547,6 @@ static netdev_tx_t hp100_start_xmit_bm(struct sk_buff *skb, } } - dev->trans_start = jiffies; goto drop; } @@ -1585,7 +1584,6 @@ static netdev_tx_t hp100_start_xmit_bm(struct sk_buff *skb, /* Update statistics */ lp->stats.tx_packets++; lp->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; return NETDEV_TX_OK; @@ -1663,7 +1661,7 @@ static netdev_tx_t hp100_start_xmit(struct sk_buff *skb, printk("hp100: %s: start_xmit: tx free mem = 0x%x\n", dev->name, i); #endif /* not waited long enough since last failed tx try? */ - if (time_before(jiffies, dev->trans_start + HZ)) { + if (time_before(jiffies, dev_trans_start(dev) + HZ)) { #ifdef HP100_DEBUG printk("hp100: %s: trans_start timing problem\n", dev->name); @@ -1701,7 +1699,6 @@ static netdev_tx_t hp100_start_xmit(struct sk_buff *skb, mdelay(1); } } - dev->trans_start = jiffies; goto drop; } @@ -1745,7 +1742,6 @@ static netdev_tx_t hp100_start_xmit(struct sk_buff *skb, lp->stats.tx_packets++; lp->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; hp100_ints_on(); spin_unlock_irqrestore(&lp->lock, flags); diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index 0d2c3ac2005..092fb9d7669 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -957,7 +957,7 @@ static netdev_tx_t ibmveth_start_xmit(struct sk_buff *skb, } else { tx_packets++; tx_bytes += skb->len; - netdev->trans_start = jiffies; + netdev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */ } if (!used_bounce) diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index f4081c0a2d9..ab9f675c5b8 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -182,7 +182,6 @@ static netdev_tx_t ifb_xmit(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); } - dev->trans_start = jiffies; skb_queue_tail(&dp->rq, skb); if (!dp->tasklet_pending) { dp->tasklet_pending = 1; diff --git a/drivers/net/ioc3-eth.c b/drivers/net/ioc3-eth.c index 091ea3377ed..e3b5e949060 100644 --- a/drivers/net/ioc3-eth.c +++ b/drivers/net/ioc3-eth.c @@ -1503,7 +1503,6 @@ static int ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev) BARRIER(); - dev->trans_start = jiffies; ip->tx_skbs[produce] = skb; /* Remember skb */ produce = (produce + 1) & 127; ip->tx_pi = produce; diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c index b5cbd39d068..a3d696a9456 100644 --- a/drivers/net/irda/au1k_ir.c +++ b/drivers/net/irda/au1k_ir.c @@ -546,7 +546,6 @@ static int au1k_irda_hard_xmit(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb(skb); aup->tx_head = (aup->tx_head + 1) & (NUM_IR_DESC - 1); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c index b7e6625ca75..48bd5ec9f29 100644 --- a/drivers/net/irda/donauboe.c +++ b/drivers/net/irda/donauboe.c @@ -1002,8 +1002,6 @@ toshoboe_hard_xmit (struct sk_buff *skb, struct net_device *dev) toshoboe_checkstuck (self); - dev->trans_start = jiffies; - /* Check if we need to change the speed */ /* But not now. Wait after transmission if mtt not required */ speed=irda_get_next_speed(skb); diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c index 1a54f6bb68c..c192c31e4c5 100644 --- a/drivers/net/irda/pxaficp_ir.c +++ b/drivers/net/irda/pxaficp_ir.c @@ -556,7 +556,6 @@ static int pxa_irda_hard_xmit(struct sk_buff *skb, struct net_device *dev) } dev_kfree_skb(skb); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c index 1dcdce0631a..da2705061a6 100644 --- a/drivers/net/irda/sa1100_ir.c +++ b/drivers/net/irda/sa1100_ir.c @@ -715,8 +715,6 @@ static int sa1100_irda_hard_xmit(struct sk_buff *skb, struct net_device *dev) Ser2HSCR0 = si->hscr0 | HSCR0_HSSP | HSCR0_TXE; } - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c index de91cd14016..1b051dab7b2 100644 --- a/drivers/net/irda/sir_dev.c +++ b/drivers/net/irda/sir_dev.c @@ -655,7 +655,6 @@ static netdev_tx_t sirdev_hard_xmit(struct sk_buff *skb, if (likely(actual > 0)) { dev->tx_skb = skb; - ndev->trans_start = jiffies; dev->tx_buff.data += actual; dev->tx_buff.len -= actual; } diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c index 6af84d88cd0..35e4e44040a 100644 --- a/drivers/net/irda/smsc-ircc2.c +++ b/drivers/net/irda/smsc-ircc2.c @@ -868,7 +868,7 @@ static void smsc_ircc_timeout(struct net_device *dev) spin_lock_irqsave(&self->lock, flags); smsc_ircc_sir_start(self); smsc_ircc_change_speed(self, self->io.speed); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); spin_unlock_irqrestore(&self->lock, flags); } diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c index e1450527287..c3d07382b7f 100644 --- a/drivers/net/irda/vlsi_ir.c +++ b/drivers/net/irda/vlsi_ir.c @@ -1037,7 +1037,6 @@ static netdev_tx_t vlsi_hard_start_xmit(struct sk_buff *skb, wmb(); outw(0, iobase+VLSI_PIO_PROMPT); } - ndev->trans_start = jiffies; if (ring_put(r) == NULL) { netif_stop_queue(ndev); diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c index cb0cb758be6..1f9c3f08d1a 100644 --- a/drivers/net/irda/w83977af_ir.c +++ b/drivers/net/irda/w83977af_ir.c @@ -515,7 +515,6 @@ static netdev_tx_t w83977af_hard_xmit(struct sk_buff *skb, /* Check for empty frame */ if (!skb->len) { w83977af_change_speed(self, speed); - dev->trans_start = jiffies; dev_kfree_skb(skb); return NETDEV_TX_OK; } else @@ -549,7 +548,6 @@ static netdev_tx_t w83977af_hard_xmit(struct sk_buff *skb, switch_bank(iobase, SET0); outb(ICR_ETXTHI, iobase+ICR); } - dev->trans_start = jiffies; dev_kfree_skb(skb); /* Restore set register */ diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c index 460c37fee96..40f47b8fe41 100644 --- a/drivers/net/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ixgbevf/ixgbevf_main.c @@ -3184,8 +3184,6 @@ static int ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev) ixgbevf_tx_map(adapter, tx_ring, skb, tx_flags, first), skb->len, hdr_len); - netdev->trans_start = jiffies; - ixgbevf_maybe_stop_tx(netdev, tx_ring, DESC_NEEDED); return NETDEV_TX_OK; diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c index d5932ca3e27..78ddd8b79e7 100644 --- a/drivers/net/ixp2000/ixpdev.c +++ b/drivers/net/ixp2000/ixpdev.c @@ -64,8 +64,6 @@ static int ixpdev_xmit(struct sk_buff *skb, struct net_device *dev) ixp2000_reg_write(RING_TX_PENDING, TX_BUF_DESC_BASE + (entry * sizeof(struct ixpdev_tx_desc))); - dev->trans_start = jiffies; - local_irq_save(flags); ip->tx_queue_entries++; if (ip->tx_queue_entries == TX_BUF_COUNT_PER_CHAN) diff --git a/drivers/net/lance.c b/drivers/net/lance.c index 7b9447646f8..21f8adaa87c 100644 --- a/drivers/net/lance.c +++ b/drivers/net/lance.c @@ -945,7 +945,7 @@ static void lance_tx_timeout (struct net_device *dev) #endif lance_restart (dev, 0x0043, 1); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } @@ -1011,8 +1011,6 @@ static netdev_tx_t lance_start_xmit(struct sk_buff *skb, outw(0x0000, ioaddr+LANCE_ADDR); outw(0x0048, ioaddr+LANCE_DATA); - dev->trans_start = jiffies; - if ((lp->cur_tx - lp->dirty_tx) >= TX_RING_SIZE) netif_stop_queue(dev); diff --git a/drivers/net/lib82596.c b/drivers/net/lib82596.c index 61c38ab4c24..de856d8abc9 100644 --- a/drivers/net/lib82596.c +++ b/drivers/net/lib82596.c @@ -963,7 +963,7 @@ static void i596_tx_timeout (struct net_device *dev) lp->last_restart = dev->stats.tx_packets; } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } @@ -974,7 +974,6 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) struct tx_cmd *tx_cmd; struct i596_tbd *tbd; short length = skb->len; - dev->trans_start = jiffies; DEB(DEB_STARTTX, printk(KERN_DEBUG "%s: i596_start_xmit(%x,%p) called\n", diff --git a/drivers/net/lib8390.c b/drivers/net/lib8390.c index 770b606a9e3..64d51d627d8 100644 --- a/drivers/net/lib8390.c +++ b/drivers/net/lib8390.c @@ -257,7 +257,7 @@ static void __ei_tx_timeout(struct net_device *dev) { unsigned long e8390_base = dev->base_addr; struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev); - int txsr, isr, tickssofar = jiffies - dev->trans_start; + int txsr, isr, tickssofar = jiffies - dev_trans_start(dev); unsigned long flags; dev->stats.tx_errors++; @@ -386,7 +386,6 @@ static netdev_tx_t __ei_start_xmit(struct sk_buff *skb, { ei_local->txing = 1; NS8390_trigger_send(dev, send_length, output_page); - dev->trans_start = jiffies; if (output_page == ei_local->tx_start_page) { ei_local->tx1 = -1; diff --git a/drivers/net/ll_temac_main.c b/drivers/net/ll_temac_main.c index 78c9a2e6e51..b59b24d667f 100644 --- a/drivers/net/ll_temac_main.c +++ b/drivers/net/ll_temac_main.c @@ -527,7 +527,7 @@ static void temac_device_reset(struct net_device *ndev) dev_err(&ndev->dev, "Error setting TEMAC options\n"); /* Init Driver variable */ - ndev->trans_start = 0; + ndev->trans_start = jiffies; /* prevent tx timeout */ } void temac_adjust_link(struct net_device *ndev) diff --git a/drivers/net/lp486e.c b/drivers/net/lp486e.c index 72379c5439d..3df046a58b1 100644 --- a/drivers/net/lp486e.c +++ b/drivers/net/lp486e.c @@ -875,8 +875,6 @@ static netdev_tx_t i596_start_xmit (struct sk_buff *skb, struct net_device *dev) length = ETH_ZLEN; } - dev->trans_start = jiffies; - tx_cmd = kmalloc((sizeof (struct tx_cmd) + sizeof (struct i596_tbd)), GFP_ATOMIC); if (tx_cmd == NULL) { printk(KERN_WARNING "%s: i596_xmit Memory squeeze, dropping packet.\n", dev->name); diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c index c0876e915ee..69fa4ef64dd 100644 --- a/drivers/net/mac89x0.c +++ b/drivers/net/mac89x0.c @@ -408,7 +408,6 @@ net_send_packet(struct sk_buff *skb, struct net_device *dev) skb->len+1); local_irq_restore(flags); - dev->trans_start = jiffies; dev_kfree_skb (skb); return NETDEV_TX_OK; diff --git a/drivers/net/macb.c b/drivers/net/macb.c index cf7debc865b..40797fbdca9 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -666,8 +666,6 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&bp->lock, flags); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c index a6e19fc8a80..c685a465687 100644 --- a/drivers/net/macmace.c +++ b/drivers/net/macmace.c @@ -488,7 +488,6 @@ static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb(skb); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/meth.c b/drivers/net/meth.c index 9f72cb45f4a..16a35944c2d 100644 --- a/drivers/net/meth.c +++ b/drivers/net/meth.c @@ -746,7 +746,7 @@ static void meth_tx_timeout(struct net_device *dev) /* Enable interrupt */ spin_unlock_irqrestore(&priv->meth_lock, flags); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); return; diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 4ee9d04f659..1f724e53c72 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -882,7 +882,6 @@ static netdev_tx_t mv643xx_eth_xmit(struct sk_buff *skb, struct net_device *dev) txq->tx_bytes += skb->len; txq->tx_packets++; - dev->trans_start = jiffies; entries_left = txq->tx_ring_size - txq->tx_desc_count; if (entries_left < MAX_SKB_FRAGS + 1) diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c index 9250bf6573e..2a17b503fea 100644 --- a/drivers/net/natsemi.c +++ b/drivers/net/natsemi.c @@ -1905,7 +1905,7 @@ static void ns_tx_timeout(struct net_device *dev) spin_unlock_irq(&np->lock); enable_irq(dev->irq); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ np->stats.tx_errors++; netif_wake_queue(dev); } @@ -2119,8 +2119,6 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev) } spin_unlock_irqrestore(&np->lock, flags); - dev->trans_start = jiffies; - if (netif_msg_tx_queued(np)) { printk(KERN_DEBUG "%s: Transmit frame #%d queued in slot %d.\n", dev->name, np->cur_tx, entry); diff --git a/drivers/net/netx-eth.c b/drivers/net/netx-eth.c index 64770298c4f..2e4b42175f3 100644 --- a/drivers/net/netx-eth.c +++ b/drivers/net/netx-eth.c @@ -126,7 +126,6 @@ netx_eth_hard_start_xmit(struct sk_buff *skb, struct net_device *ndev) FIFO_PTR_FRAMENO(1) | FIFO_PTR_FRAMELEN(len)); - ndev->trans_start = jiffies; ndev->stats.tx_packets++; ndev->stats.tx_bytes += skb->len; diff --git a/drivers/net/ni5010.c b/drivers/net/ni5010.c index 3892330f244..f80b5015911 100644 --- a/drivers/net/ni5010.c +++ b/drivers/net/ni5010.c @@ -444,7 +444,7 @@ static void ni5010_timeout(struct net_device *dev) /* Try to restart the adaptor. */ /* FIXME: Give it a real kick here */ chipset_init(dev, 1); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -460,7 +460,6 @@ static int ni5010_send_packet(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); hardware_send_packet(dev, (unsigned char *)skb->data, skb->len, length-skb->len); - dev->trans_start = jiffies; dev_kfree_skb (skb); return NETDEV_TX_OK; } diff --git a/drivers/net/ni52.c b/drivers/net/ni52.c index b7837ebd9a7..9bddb5fa7a9 100644 --- a/drivers/net/ni52.c +++ b/drivers/net/ni52.c @@ -1147,7 +1147,7 @@ static void ni52_timeout(struct net_device *dev) writeb(CUC_START, &p->scb->cmd_cuc); ni_attn586(); wait_for_scb_cmd(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ return 0; } #endif @@ -1165,7 +1165,7 @@ static void ni52_timeout(struct net_device *dev) ni52_close(dev); ni52_open(dev); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } /****************************************************** @@ -1218,7 +1218,6 @@ static netdev_tx_t ni52_send_packet(struct sk_buff *skb, writeb(CUC_START, &p->scb->cmd_cuc); } ni_attn586(); - dev->trans_start = jiffies; if (!i) dev_kfree_skb(skb); wait_for_scb_cmd(dev); @@ -1240,7 +1239,6 @@ static netdev_tx_t ni52_send_packet(struct sk_buff *skb, writew(0, &p->nop_cmds[next_nop]->cmd_status); writew(make16(p->xmit_cmds[0]), &p->nop_cmds[p->nop_point]->cmd_link); - dev->trans_start = jiffies; p->nop_point = next_nop; dev_kfree_skb(skb); # endif @@ -1256,7 +1254,6 @@ static netdev_tx_t ni52_send_packet(struct sk_buff *skb, writew(0, &p->nop_cmds[next_nop]->cmd_status); writew(make16(p->xmit_cmds[p->xmit_count]), &p->nop_cmds[p->xmit_count]->cmd_link); - dev->trans_start = jiffies; p->xmit_count = next_nop; { unsigned long flags; diff --git a/drivers/net/ni65.c b/drivers/net/ni65.c index 9225c76cac4..da228a0dd6c 100644 --- a/drivers/net/ni65.c +++ b/drivers/net/ni65.c @@ -784,7 +784,7 @@ static void ni65_stop_start(struct net_device *dev,struct priv *p) if(!p->lock) if (p->tmdnum || !p->xmit_queued) netif_wake_queue(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } else writedatareg(CSR0_STRT | csr0); @@ -1150,7 +1150,7 @@ static void ni65_timeout(struct net_device *dev) printk("%02x ",p->tmdhead[i].u.s.status); printk("\n"); ni65_lance_reinit(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -1213,7 +1213,6 @@ static netdev_tx_t ni65_send_packet(struct sk_buff *skb, netif_wake_queue(dev); p->lock = 0; - dev->trans_start = jiffies; spin_unlock_irqrestore(&p->ring_lock, flags); } diff --git a/drivers/net/octeon/octeon_mgmt.c b/drivers/net/octeon/octeon_mgmt.c index 39247033317..43bf26fb513 100644 --- a/drivers/net/octeon/octeon_mgmt.c +++ b/drivers/net/octeon/octeon_mgmt.c @@ -992,7 +992,6 @@ static int octeon_mgmt_xmit(struct sk_buff *skb, struct net_device *netdev) /* Ring the bell. */ cvmx_write_csr(CVMX_MIXX_ORING2(port), 1); - netdev->trans_start = jiffies; rv = NETDEV_TX_OK; out: octeon_mgmt_update_tx_stats(netdev); diff --git a/drivers/net/pci-skeleton.c b/drivers/net/pci-skeleton.c index dc3b4c7914f..56f3fc45dba 100644 --- a/drivers/net/pci-skeleton.c +++ b/drivers/net/pci-skeleton.c @@ -1354,7 +1354,6 @@ static int netdrv_start_xmit(struct sk_buff *skb, struct net_device *dev) NETDRV_W32(TxStatus0 + (entry * sizeof(u32)), tp->tx_flag | (skb->len >= ETH_ZLEN ? skb->len : ETH_ZLEN)); - dev->trans_start = jiffies; atomic_inc(&tp->cur_tx); if ((atomic_read(&tp->cur_tx) - atomic_read(&tp->dirty_tx)) >= NUM_TX_DESC) netif_stop_queue(dev); diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c index 757f87bb1db..b6d9313cec0 100644 --- a/drivers/net/pcmcia/3c574_cs.c +++ b/drivers/net/pcmcia/3c574_cs.c @@ -739,7 +739,7 @@ static void el3_tx_timeout(struct net_device *dev) printk(KERN_NOTICE "%s: Transmit timed out!\n", dev->name); dump_status(dev); dev->stats.tx_errors++; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* Issue TX_RESET and TX_START commands. */ tc574_wait_for_completion(dev, TxReset); outw(TxEnable, ioaddr + EL3_CMD); @@ -790,8 +790,6 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb, /* ... and the packet rounded to a doubleword. */ outsl(ioaddr + TX_FIFO, skb->data, (skb->len+3)>>2); - dev->trans_start = jiffies; - /* TxFree appears only in Window 1, not offset 0x1c. */ if (inw(ioaddr + TxFree) <= 1536) { netif_stop_queue(dev); diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c index 580977f56ad..d6a459dd489 100644 --- a/drivers/net/pcmcia/3c589_cs.c +++ b/drivers/net/pcmcia/3c589_cs.c @@ -563,7 +563,7 @@ static void el3_tx_timeout(struct net_device *dev) netdev_warn(dev, "Transmit timed out!\n"); dump_status(dev); dev->stats.tx_errors++; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* Issue TX_RESET and TX_START commands. */ tc589_wait_for_completion(dev, TxReset); outw(TxEnable, ioaddr + EL3_CMD); @@ -611,7 +611,6 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb, /* ... and the packet rounded to a doubleword. */ outsl(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); - dev->trans_start = jiffies; if (inw(ioaddr + TX_FREE) <= 1536) { netif_stop_queue(dev); /* Interrupt us when the FIFO has room for max-sized packet. */ diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index 70fc9591821..a1a6b087e24 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -1005,7 +1005,7 @@ static void axnet_tx_timeout(struct net_device *dev) { long e8390_base = dev->base_addr; struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev); - int txsr, isr, tickssofar = jiffies - dev->trans_start; + int txsr, isr, tickssofar = jiffies - dev_trans_start(dev); unsigned long flags; dev->stats.tx_errors++; diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 6734f7d6da9..16fc3e53c5c 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -890,7 +890,6 @@ static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, lp->sent = lp->tx_queue ; lp->tx_queue = 0; lp->tx_queue_len = 0; - dev->trans_start = jiffies; lp->tx_started = 1; netif_start_queue(dev); } else { diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c index c516c199635..ca4efd2871f 100644 --- a/drivers/net/pcmcia/nmclan_cs.c +++ b/drivers/net/pcmcia/nmclan_cs.c @@ -903,7 +903,7 @@ static void mace_tx_timeout(struct net_device *dev) #else /* #if RESET_ON_TIMEOUT */ printk("NOT resetting card\n"); #endif /* #if RESET_ON_TIMEOUT */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -945,8 +945,6 @@ static netdev_tx_t mace_start_xmit(struct sk_buff *skb, outb(skb->data[skb->len-1], ioaddr + AM2150_XMT); } - dev->trans_start = jiffies; - #if MULTI_TX if (lp->tx_free_frames > 0) netif_start_queue(dev); diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 949ac1a1253..b5c62db251d 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -1254,7 +1254,7 @@ static void smc_tx_timeout(struct net_device *dev) dev->name, inw(ioaddr)&0xff, inw(ioaddr + 2)); dev->stats.tx_errors++; smc_reset(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ smc->saved_skb = NULL; netif_wake_queue(dev); } diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 656be931207..6622f040179 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -1295,7 +1295,7 @@ xirc2ps_tx_timeout_task(struct work_struct *work) struct net_device *dev = local->dev; /* reset the card */ do_reset(dev,1); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -1358,7 +1358,6 @@ do_start_xmit(struct sk_buff *skb, struct net_device *dev) PutByte(XIRCREG_CR, TransmitPacket|EnableIntr); dev_kfree_skb (skb); - dev->trans_start = jiffies; dev->stats.tx_bytes += pktlen; netif_start_queue(dev); return NETDEV_TX_OK; diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c index a2254f749a9..566fd89da86 100644 --- a/drivers/net/pcnet32.c +++ b/drivers/net/pcnet32.c @@ -448,7 +448,7 @@ static void pcnet32_netif_stop(struct net_device *dev) { struct pcnet32_private *lp = netdev_priv(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ napi_disable(&lp->napi); netif_tx_disable(dev); } @@ -2398,7 +2398,7 @@ static void pcnet32_tx_timeout(struct net_device *dev) } pcnet32_restart(dev, CSR0_NORMAL); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); spin_unlock_irqrestore(&lp->lock, flags); @@ -2449,8 +2449,6 @@ static netdev_tx_t pcnet32_start_xmit(struct sk_buff *skb, /* Trigger an immediate send poll. */ lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN | CSR0_TXPOLL); - dev->trans_start = jiffies; - if (lp->tx_ring[(entry + 1) & lp->tx_mod_mask].base != 0) { lp->tx_full = 1; netif_stop_queue(dev); diff --git a/drivers/net/plip.c b/drivers/net/plip.c index 9a2103a69e1..f4e1f9a38b8 100644 --- a/drivers/net/plip.c +++ b/drivers/net/plip.c @@ -979,7 +979,6 @@ plip_tx_packet(struct sk_buff *skb, struct net_device *dev) printk(KERN_DEBUG "%s: send request\n", dev->name); spin_lock_irq(&nl->lock); - dev->trans_start = jiffies; snd->skb = skb; snd->length.h = skb->len; snd->state = PLIP_PK_TRIGGER; diff --git a/drivers/net/ps3_gelic_net.c b/drivers/net/ps3_gelic_net.c index 022317db467..87d6b8f3630 100644 --- a/drivers/net/ps3_gelic_net.c +++ b/drivers/net/ps3_gelic_net.c @@ -903,9 +903,6 @@ int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) gelic_descr_release_tx(card, descr->next); card->tx_chain.tail = descr->next->next; dev_info(ctodev(card), "%s: kick failure\n", __func__); - } else { - /* OK, DMA started/reserved */ - netdev->trans_start = jiffies; } spin_unlock_irqrestore(&card->tx_lock, flags); diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c index 41229164559..3cc7befa3eb 100644 --- a/drivers/net/r6040.c +++ b/drivers/net/r6040.c @@ -924,7 +924,6 @@ static netdev_tx_t r6040_start_xmit(struct sk_buff *skb, if (!lp->tx_free_desc) netif_stop_queue(dev); - dev->trans_start = jiffies; spin_unlock_irqrestore(&lp->lock, flags); return NETDEV_TX_OK; diff --git a/drivers/net/rrunner.c b/drivers/net/rrunner.c index f2e335f0d1b..e26e107f93e 100644 --- a/drivers/net/rrunner.c +++ b/drivers/net/rrunner.c @@ -1467,7 +1467,6 @@ static netdev_tx_t rr_start_xmit(struct sk_buff *skb, spin_unlock_irqrestore(&rrpriv->lock, flags); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/s6gmac.c b/drivers/net/s6gmac.c index 6b12524ad7c..a7ff8ea342b 100644 --- a/drivers/net/s6gmac.c +++ b/drivers/net/s6gmac.c @@ -852,8 +852,8 @@ static int s6gmac_tx(struct sk_buff *skb, struct net_device *dev) { struct s6gmac *pd = netdev_priv(dev); unsigned long flags; + spin_lock_irqsave(&pd->lock, flags); - dev->trans_start = jiffies; writel(skb->len << S6_GMAC_BURST_PREWR_LEN | 0 << S6_GMAC_BURST_PREWR_CFE | 1 << S6_GMAC_BURST_PREWR_PPE | diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c index fec3c29b2ea..1f3acc3a5df 100644 --- a/drivers/net/sb1250-mac.c +++ b/drivers/net/sb1250-mac.c @@ -2068,8 +2068,6 @@ static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } - dev->trans_start = jiffies; - spin_unlock_irqrestore(&sc->sbm_lock, flags); return NETDEV_TX_OK; @@ -2488,7 +2486,7 @@ static void sbmac_tx_timeout (struct net_device *dev) spin_lock_irqsave(&sc->sbm_lock, flags); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ dev->stats.tx_errors++; spin_unlock_irqrestore(&sc->sbm_lock, flags); diff --git a/drivers/net/sc92031.c b/drivers/net/sc92031.c index 1b326058893..8c4067af32b 100644 --- a/drivers/net/sc92031.c +++ b/drivers/net/sc92031.c @@ -987,8 +987,6 @@ static netdev_tx_t sc92031_start_xmit(struct sk_buff *skb, iowrite32(tx_status, port_base + TxStatus0 + entry * 4); mmiowb(); - dev->trans_start = jiffies; - if (priv->tx_head - priv->tx_tail >= NUM_TX_DESC) netif_stop_queue(dev); diff --git a/drivers/net/seeq8005.c b/drivers/net/seeq8005.c index 374832cca11..11ab32e0060 100644 --- a/drivers/net/seeq8005.c +++ b/drivers/net/seeq8005.c @@ -390,7 +390,7 @@ static void seeq8005_timeout(struct net_device *dev) tx_done(dev) ? "IRQ conflict" : "network cable problem"); /* Try to restart the adaptor. */ seeq8005_init(dev, 1); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -411,7 +411,6 @@ static netdev_tx_t seeq8005_send_packet(struct sk_buff *skb, netif_stop_queue(dev); hardware_send_packet(dev, buf, length); - dev->trans_start = jiffies; dev->stats.tx_bytes += length; dev_kfree_skb (skb); /* You might need to clean up and record Tx statistics here. */ diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c index c8fc896fc46..cc4bd8c65f8 100644 --- a/drivers/net/sgiseeq.c +++ b/drivers/net/sgiseeq.c @@ -574,7 +574,7 @@ static inline int sgiseeq_reset(struct net_device *dev) if (err) return err; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); return 0; @@ -638,8 +638,6 @@ static int sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) if (!(hregs->tx_ctrl & HPC3_ETXCTRL_ACTIVE)) kick_tx(dev, sp, hregs); - dev->trans_start = jiffies; - if (!TX_BUFFS_AVAIL(sp)) netif_stop_queue(dev); spin_unlock_irqrestore(&sp->tx_lock, flags); @@ -652,7 +650,7 @@ static void timeout(struct net_device *dev) printk(KERN_NOTICE "%s: transmit timed out, resetting\n", dev->name); sgiseeq_reset(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 6242b85d5d1..586ed0915a2 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -1148,8 +1148,6 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (!(ctrl_inl(ndev->base_addr + EDTRR) & EDTRR_TRNS)) ctrl_outl(EDTRR_TRNS, ndev->base_addr + EDTRR); - ndev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index 6293592635b..11f7ebedcde 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -1553,7 +1553,7 @@ static void sis900_tx_timeout(struct net_device *net_dev) spin_unlock_irqrestore(&sis_priv->lock, flags); - net_dev->trans_start = jiffies; + net_dev->trans_start = jiffies; /* prevent tx timeout */ /* load Transmit Descriptor Register */ outl(sis_priv->tx_ring_dma, ioaddr + txdp); @@ -1623,8 +1623,6 @@ sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev) spin_unlock_irqrestore(&sis_priv->lock, flags); - net_dev->trans_start = jiffies; - if (netif_msg_tx_queued(sis_priv)) printk(KERN_DEBUG "%s: Queued Tx packet at %p size %d " "to slot %d.\n", diff --git a/drivers/net/skfp/skfddi.c b/drivers/net/skfp/skfddi.c index 7912606b0bc..91adc38d571 100644 --- a/drivers/net/skfp/skfddi.c +++ b/drivers/net/skfp/skfddi.c @@ -1076,7 +1076,6 @@ static netdev_tx_t skfp_send_pkt(struct sk_buff *skb, if (bp->QueueSkb == 0) { netif_stop_queue(dev); } - dev->trans_start = jiffies; return NETDEV_TX_OK; } // skfp_send_pkt diff --git a/drivers/net/slip.c b/drivers/net/slip.c index 89696156c05..d92772e992d 100644 --- a/drivers/net/slip.c +++ b/drivers/net/slip.c @@ -458,7 +458,7 @@ static void sl_tx_timeout(struct net_device *dev) * 14 Oct 1994 Dmitry Gorodchanin. */ #ifdef SL_CHECK_TRANSMIT - if (time_before(jiffies, dev->trans_start + 20 * HZ)) { + if (time_before(jiffies, dev_trans_start(dev) + 20 * HZ)) { /* 20 sec timeout not reached */ goto out; } diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index 1e49fcfa28a..66831f37839 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -1289,7 +1289,7 @@ static void smc911x_timeout(struct net_device *dev) schedule_work(&lp->phy_configure); /* We can accept TX packets again */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/smc9194.c b/drivers/net/smc9194.c index d76c8154f52..acb81a876ac 100644 --- a/drivers/net/smc9194.c +++ b/drivers/net/smc9194.c @@ -1164,7 +1164,7 @@ static void smc_timeout(struct net_device *dev) /* "kick" the adaptor */ smc_reset( dev->base_addr ); smc_enable( dev->base_addr ); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ /* clear anything saved */ ((struct smc_local *)netdev_priv(dev))->saved_skb = NULL; netif_wake_queue(dev); diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c index 682bc4fe604..10cf0cbc218 100644 --- a/drivers/net/smc91x.c +++ b/drivers/net/smc91x.c @@ -1360,7 +1360,7 @@ static void smc_timeout(struct net_device *dev) schedule_work(&lp->phy_configure); /* We can accept TX packets again */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c index 746fb91a0fb..89f35f94f72 100644 --- a/drivers/net/smsc911x.c +++ b/drivers/net/smsc911x.c @@ -1335,7 +1335,6 @@ static int smsc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) smsc911x_tx_writefifo(pdata, (unsigned int *)bufp, wrsz); freespace -= (skb->len + 32); dev_kfree_skb(skb); - dev->trans_start = jiffies; if (unlikely(smsc911x_tx_get_txstatcount(pdata) >= 30)) smsc911x_tx_update_txcounters(dev); diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c index ada05c45217..6cdee6a15f9 100644 --- a/drivers/net/smsc9420.c +++ b/drivers/net/smsc9420.c @@ -1034,8 +1034,6 @@ static netdev_tx_t smsc9420_hard_start_xmit(struct sk_buff *skb, smsc9420_reg_write(pd, TX_POLL_DEMAND, 1); smsc9420_pci_flush_write(pd); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/sonic.c b/drivers/net/sonic.c index e5d67327d70..26e25d7f582 100644 --- a/drivers/net/sonic.c +++ b/drivers/net/sonic.c @@ -174,7 +174,7 @@ static void sonic_tx_timeout(struct net_device *dev) /* Try to restart the adaptor. */ sonic_init(dev); lp->stats.tx_errors++; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } @@ -263,8 +263,6 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c index 8a6d27cdc0b..e19b5a14388 100644 --- a/drivers/net/starfire.c +++ b/drivers/net/starfire.c @@ -1173,7 +1173,7 @@ static void tx_timeout(struct net_device *dev) /* Trigger an immediate transmit demand. */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ np->stats.tx_errors++; netif_wake_queue(dev); } @@ -1312,8 +1312,6 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev) if ((np->cur_tx - np->dirty_tx) + 4 > TX_RING_SIZE) netif_stop_queue(dev); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/sun3_82586.c b/drivers/net/sun3_82586.c index 31ab4ab0796..15131234224 100644 --- a/drivers/net/sun3_82586.c +++ b/drivers/net/sun3_82586.c @@ -985,7 +985,7 @@ static void sun3_82586_timeout(struct net_device *dev) p->scb->cmd_cuc = CUC_START; sun3_attn586(); WAIT_4_SCB_CMD(); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ return 0; } #endif @@ -998,7 +998,7 @@ static void sun3_82586_timeout(struct net_device *dev) sun3_82586_close(dev); sun3_82586_open(dev); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } /****************************************************** @@ -1062,7 +1062,6 @@ static int sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) } sun3_attn586(); - dev->trans_start = jiffies; if(!i) dev_kfree_skb(skb); WAIT_4_SCB_CMD(); @@ -1082,7 +1081,6 @@ static int sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) p->xmit_cmds[0]->cmd_status = p->nop_cmds[next_nop]->cmd_status = 0; p->nop_cmds[p->nop_point]->cmd_link = make16((p->xmit_cmds[0])); - dev->trans_start = jiffies; p->nop_point = next_nop; dev_kfree_skb(skb); # endif @@ -1097,7 +1095,6 @@ static int sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) p->nop_cmds[next_nop]->cmd_status = 0; p->nop_cmds[p->xmit_count]->cmd_link = make16((p->xmit_cmds[p->xmit_count])); - dev->trans_start = jiffies; p->xmit_count = next_nop; { diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c index 1694ca5bfb4..358c22f9acb 100644 --- a/drivers/net/sun3lance.c +++ b/drivers/net/sun3lance.c @@ -523,8 +523,8 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) /* Transmitter timeout, serious problems. */ if (netif_queue_stopped(dev)) { - int tickssofar = jiffies - dev->trans_start; - if (tickssofar < 20) + int tickssofar = jiffies - dev_trans_start(dev); + if (tickssofar < HZ/5) return NETDEV_TX_BUSY; DPRINTK( 1, ( "%s: transmit timed out, status %04x, resetting.\n", @@ -559,7 +559,6 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) REGA( CSR0 ) = CSR0_INEA | CSR0_INIT | CSR0_STRT; netif_start_queue(dev); - dev->trans_start = jiffies; return NETDEV_TX_OK; } @@ -637,8 +636,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) AREG = CSR0; DPRINTK( 2, ( "%s: lance_start_xmit() exiting, csr0 %4.4x.\n", dev->name, DREG )); - dev->trans_start = jiffies; - dev_kfree_skb( skb ); + dev_kfree_skb(skb); lp->lock = 0; if ((MEM->tx_head[(entry+1) & TX_RING_MOD_MASK].flag & TMD1_OWN) == diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c index 52913155ce4..34446b6d9a3 100644 --- a/drivers/net/sunbmac.c +++ b/drivers/net/sunbmac.c @@ -982,8 +982,6 @@ static int bigmac_start_xmit(struct sk_buff *skb, struct net_device *dev) sbus_writel(CREG_CTRL_TWAKEUP, bp->creg + CREG_CTRL); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index da45f01279c..16803251a99 100644 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -972,7 +972,7 @@ static void tx_timeout(struct net_device *dev) dev->if_port = 0; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ dev->stats.tx_errors++; if (np->cur_tx - np->dirty_tx < TX_QUEUE_LEN - 4) { netif_wake_queue(dev); @@ -1084,7 +1084,6 @@ start_tx (struct sk_buff *skb, struct net_device *dev) } else { netif_stop_queue (dev); } - dev->trans_start = jiffies; if (netif_msg_tx_queued(np)) { printk (KERN_DEBUG "%s: Transmit frame #%d queued in slot %d.\n", diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c index 2b78e97ea9c..5bc786f73e4 100644 --- a/drivers/net/sungem.c +++ b/drivers/net/sungem.c @@ -1136,7 +1136,7 @@ static netdev_tx_t gem_start_xmit(struct sk_buff *skb, writel(gp->tx_new, gp->regs + TXDMA_KICK); spin_unlock_irqrestore(&gp->tx_lock, flags); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */ return NETDEV_TX_OK; } diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c index 982ff12764a..377c0b51e55 100644 --- a/drivers/net/sunhme.c +++ b/drivers/net/sunhme.c @@ -2341,8 +2341,6 @@ static netdev_tx_t happy_meal_start_xmit(struct sk_buff *skb, spin_unlock_irq(&hp->happy_lock); - dev->trans_start = jiffies; - tx_add_log(hp, TXLOG_ACTION_TXMIT, 0); return NETDEV_TX_OK; } diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c index c7748b73fa0..f88a60fa25f 100644 --- a/drivers/net/sunlance.c +++ b/drivers/net/sunlance.c @@ -1003,7 +1003,7 @@ static int lance_reset(struct net_device *dev) } lp->init_ring(dev); load_csrs(lp); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ status = init_restart_lance(lp); return status; } @@ -1160,7 +1160,6 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irq(&lp->lock); - dev->trans_start = jiffies; dev_kfree_skb(skb); return NETDEV_TX_OK; diff --git a/drivers/net/sunqe.c b/drivers/net/sunqe.c index 239f0977219..a7542d25c84 100644 --- a/drivers/net/sunqe.c +++ b/drivers/net/sunqe.c @@ -602,7 +602,6 @@ static int qe_start_xmit(struct sk_buff *skb, struct net_device *dev) qep->tx_new = NEXT_TX(entry); /* Get it going. */ - dev->trans_start = jiffies; sbus_writel(CREG_CTRL_TWAKEUP, qep->qcregs + CREG_CTRL); dev->stats.tx_packets++; diff --git a/drivers/net/sunvnet.c b/drivers/net/sunvnet.c index 6cf8b06be5c..d281a7b3470 100644 --- a/drivers/net/sunvnet.c +++ b/drivers/net/sunvnet.c @@ -717,7 +717,6 @@ static int vnet_start_xmit(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb(skb); - dev->trans_start = jiffies; return NETDEV_TX_OK; out_dropped_unlock: diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c index 36149ddace4..be08b75dbc1 100644 --- a/drivers/net/tc35815.c +++ b/drivers/net/tc35815.c @@ -1357,8 +1357,6 @@ static int tc35815_send_packet(struct sk_buff *skb, struct net_device *dev) } lp->tfd_start = (lp->tfd_start + 1) % TX_FD_NUM; - dev->trans_start = jiffies; - /* If we just used up the very last entry in the * TX ring on this device, tell the queueing * layer to send no more. diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 8ffec22b74b..ccee3eddc5f 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -1034,7 +1034,7 @@ static void TLan_tx_timeout(struct net_device *dev) TLan_ResetLists( dev ); TLan_ReadAndClearStats( dev, TLAN_IGNORE ); TLan_ResetAdapter( dev ); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue( dev ); } @@ -1147,7 +1147,6 @@ static netdev_tx_t TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) CIRC_INC( priv->txTail, TLAN_NUM_TX_LISTS ); - dev->trans_start = jiffies; return NETDEV_TX_OK; } /* TLan_StartTx */ diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c index eebdaae2432..91e6c78271a 100644 --- a/drivers/net/tokenring/ibmtr.c +++ b/drivers/net/tokenring/ibmtr.c @@ -1041,7 +1041,6 @@ static netdev_tx_t tok_send_packet(struct sk_buff *skb, writew(ti->exsap_station_id, ti->srb + STATION_ID_OFST); writeb(CMD_IN_SRB, ti->mmio + ACA_OFFSET + ACA_SET + ISRA_ODD); spin_unlock_irqrestore(&(ti->lock), flags); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c index e40560137c4..213b9affc22 100644 --- a/drivers/net/tokenring/smctr.c +++ b/drivers/net/tokenring/smctr.c @@ -4562,7 +4562,7 @@ static void smctr_timeout(struct net_device *dev) * fake transmission time and go on trying. Our own timeout * routine is in sktr_timer_chk() */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c index c169fd05dde..8cb126a8007 100644 --- a/drivers/net/tokenring/tms380tr.c +++ b/drivers/net/tokenring/tms380tr.c @@ -592,7 +592,7 @@ static void tms380tr_timeout(struct net_device *dev) * fake transmission time and go on trying. Our own timeout * routine is in tms380tr_timer_chk() */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index 9c0f29ce8ba..c0e70006374 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -654,7 +654,6 @@ static netdev_tx_t de_start_xmit (struct sk_buff *skb, /* Trigger an immediate transmit demand. */ dw32(TxPoll, NormalTxPoll); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c index d818456f471..9522baf8d99 100644 --- a/drivers/net/tulip/de4x5.c +++ b/drivers/net/tulip/de4x5.c @@ -1337,7 +1337,7 @@ de4x5_open(struct net_device *dev) } lp->interrupt = UNMASK_INTERRUPTS; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ START_DE4X5; @@ -1507,7 +1507,6 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev) outl(POLL_DEMAND, DE4X5_TPD);/* Start the TX */ lp->tx_new = (++lp->tx_new) % lp->txRingSize; - dev->trans_start = jiffies; if (TX_BUFFS_AVAIL) { netif_start_queue(dev); /* Another pkt may be queued */ @@ -1937,7 +1936,7 @@ set_multicast_list(struct net_device *dev) lp->tx_new = (++lp->tx_new) % lp->txRingSize; outl(POLL_DEMAND, DE4X5_TPD); /* Start the TX */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } } } diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c index 7278ecb823c..bdb25b8b101 100644 --- a/drivers/net/tulip/dmfe.c +++ b/drivers/net/tulip/dmfe.c @@ -1180,11 +1180,11 @@ static void dmfe_timer(unsigned long data) /* TX polling kick monitor */ if ( db->tx_packet_cnt && - time_after(jiffies, dev->trans_start + DMFE_TX_KICK) ) { + time_after(jiffies, dev_trans_start(dev) + DMFE_TX_KICK) ) { outl(0x1, dev->base_addr + DCR1); /* Tx polling again */ /* TX Timeout */ - if ( time_after(jiffies, dev->trans_start + DMFE_TX_TIMEOUT) ) { + if (time_after(jiffies, dev_trans_start(dev) + DMFE_TX_TIMEOUT) ) { db->reset_TXtimeout++; db->wait_reset = 1; dev_warn(&dev->dev, "Tx timeout - resetting\n"); diff --git a/drivers/net/tulip/pnic.c b/drivers/net/tulip/pnic.c index 966efa1a27d..a63e64b6863 100644 --- a/drivers/net/tulip/pnic.c +++ b/drivers/net/tulip/pnic.c @@ -67,7 +67,7 @@ void pnic_lnk_change(struct net_device *dev, int csr5) */ if (tulip_media_cap[dev->if_port] & MediaIsMII) return; - if (! tp->nwayset || time_after(jiffies, dev->trans_start + 1*HZ)) { + if (! tp->nwayset || time_after(jiffies, dev_trans_start(dev) + 1*HZ)) { tp->csr6 = 0x00420000 | (tp->csr6 & 0x0000fdff); iowrite32(tp->csr6, ioaddr + CSR6); iowrite32(0x30, ioaddr + CSR12); diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c index 22e766e9006..254643ed945 100644 --- a/drivers/net/tulip/tulip_core.c +++ b/drivers/net/tulip/tulip_core.c @@ -605,7 +605,7 @@ static void tulip_tx_timeout(struct net_device *dev) out_unlock: spin_unlock_irqrestore (&tp->lock, flags); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue (dev); } @@ -707,8 +707,6 @@ tulip_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&tp->lock, flags); - dev->trans_start = jiffies; - return NETDEV_TX_OK; } diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index c7f97285292..96de5829b94 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -1040,11 +1040,11 @@ static void uli526x_timer(unsigned long data) /* TX polling kick monitor */ if ( db->tx_packet_cnt && - time_after(jiffies, dev->trans_start + ULI526X_TX_KICK) ) { + time_after(jiffies, dev_trans_start(dev) + ULI526X_TX_KICK) ) { outl(0x1, dev->base_addr + DCR1); // Tx polling again // TX Timeout - if ( time_after(jiffies, dev->trans_start + ULI526X_TX_TIMEOUT) ) { + if ( time_after(jiffies, dev_trans_start(dev) + ULI526X_TX_TIMEOUT) ) { db->reset_TXtimeout++; db->wait_reset = 1; printk( "%s: Tx timeout - resetting\n", diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c index 18c8cedf4ca..60a87542f8f 100644 --- a/drivers/net/tulip/winbond-840.c +++ b/drivers/net/tulip/winbond-840.c @@ -969,7 +969,7 @@ static void tx_timeout(struct net_device *dev) enable_irq(dev->irq); netif_wake_queue(dev); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ np->stats.tx_errors++; return; } @@ -1055,8 +1055,6 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev) } spin_unlock_irq(&np->lock); - dev->trans_start = jiffies; - if (debug > 4) { printk(KERN_DEBUG "%s: Transmit frame #%d queued in slot %d\n", dev->name, np->cur_tx, entry); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 6b150c072a4..dbdfb1ff7ca 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -396,7 +396,6 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) /* Enqueue packet */ skb_queue_tail(&tun->socket.sk->sk_receive_queue, skb); - dev->trans_start = jiffies; /* Notify and wake up reader process */ if (tun->flags & TUN_FASYNC) diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index b94c4cce93c..22bde49262c 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -881,8 +881,6 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) wmb(); iowrite32(txRing->lastWrite, tp->tx_ioaddr + txRing->writeRegister); - dev->trans_start = jiffies; - /* If we don't have room to put the worst case packet on the * queue, then we must stop the queue. We need 2 extra * descriptors -- one to prevent ring wrap, and one for the diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 081f76bff34..932602db54b 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -3148,8 +3148,6 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev) /* set bd status and length */ out_be32((u32 __iomem *)bd, bd_status); - dev->trans_start = jiffies; - /* Move to next BD in the ring */ if (!(bd_status & T_W)) bd += sizeof(struct qe_bd); diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index be0cc99e881..a6227f892d1 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -834,8 +834,6 @@ static netdev_tx_t hso_net_start_xmit(struct sk_buff *skb, } else { net->stats.tx_packets++; net->stats.tx_bytes += skb->len; - /* And tell the kernel when the last transmit started. */ - net->trans_start = jiffies; } dev_kfree_skb(skb); /* we're done */ diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index c4c334d9770..46890dc625d 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -856,7 +856,6 @@ skip: { kaweth->stats.tx_packets++; kaweth->stats.tx_bytes += skb->len; - net->trans_start = jiffies; } spin_unlock_irq(&kaweth->device_lock); diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 41838773b56..1cd17d274a1 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -808,7 +808,7 @@ static void write_bulk_callback(struct urb *urb) break; } - net->trans_start = jiffies; + net->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(net); } @@ -909,7 +909,6 @@ static netdev_tx_t pegasus_start_xmit(struct sk_buff *skb, } else { pegasus->stats.tx_packets++; pegasus->stats.tx_bytes += skb->len; - net->trans_start = jiffies; } dev_kfree_skb(skb); diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c index 467bcff13cd..4930f9dbc49 100644 --- a/drivers/net/via-rhine.c +++ b/drivers/net/via-rhine.c @@ -1209,7 +1209,7 @@ static void rhine_reset_task(struct work_struct *work) spin_unlock_bh(&rp->lock); enable_irq(rp->pdev->irq); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ dev->stats.tx_errors++; netif_wake_queue(dev); } @@ -1294,8 +1294,6 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb, if (rp->cur_tx == rp->dirty_tx + TX_QUEUE_LEN) netif_stop_queue(dev); - dev->trans_start = jiffies; - spin_unlock_irqrestore(&rp->lock, flags); if (debug > 4) { diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 616f8c92b74..42dffd3e579 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -2606,7 +2606,6 @@ static netdev_tx_t velocity_xmit(struct sk_buff *skb, td_ptr->td_buf[0].size |= TD_QUEUE; mac_tx_queue_wake(vptr->mac_regs, qnum); - dev->trans_start = jiffies; spin_unlock_irqrestore(&vptr->lock, flags); out: return NETDEV_TX_OK; diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 90e783a0924..39462321f5f 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -992,7 +992,6 @@ vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq, VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_TXPROD, tq->tx_ring.next2fill); } - netdev->trans_start = jiffies; return NETDEV_TX_OK; diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c index a4859f7a7cc..d45b08d1dbc 100644 --- a/drivers/net/wan/dscc4.c +++ b/drivers/net/wan/dscc4.c @@ -1175,8 +1175,6 @@ static netdev_tx_t dscc4_start_xmit(struct sk_buff *skb, spin_unlock(&dpriv->lock); #endif - dev->trans_start = jiffies; - if (debug > 2) dscc4_tx_print(dev, dpriv, "Xmit"); /* To be cleaned(unsigned int)/optimized. Later, ok ? */ diff --git a/drivers/net/wan/hd64570.c b/drivers/net/wan/hd64570.c index 4dde2ea4a18..a3ea27ce04f 100644 --- a/drivers/net/wan/hd64570.c +++ b/drivers/net/wan/hd64570.c @@ -658,7 +658,6 @@ static netdev_tx_t sca_xmit(struct sk_buff *skb, struct net_device *dev) #endif writew(len, &desc->len); writeb(ST_TX_EOM, &desc->stat); - dev->trans_start = jiffies; port->txin = next_desc(port, port->txin, 1); sca_outw(desc_offset(port, port->txin, 1), diff --git a/drivers/net/wan/hd64572.c b/drivers/net/wan/hd64572.c index aad9ed45c25..ea476cbd38b 100644 --- a/drivers/net/wan/hd64572.c +++ b/drivers/net/wan/hd64572.c @@ -585,7 +585,6 @@ static netdev_tx_t sca_xmit(struct sk_buff *skb, struct net_device *dev) writew(len, &desc->len); writeb(ST_TX_EOM, &desc->stat); - dev->trans_start = jiffies; port->txin = (port->txin + 1) % card->tx_ring_buffers; sca_outl(desc_offset(port, port->txin, 1), diff --git a/drivers/net/wan/ixp4xx_hss.c b/drivers/net/wan/ixp4xx_hss.c index 0c2cdde686a..88e363033e2 100644 --- a/drivers/net/wan/ixp4xx_hss.c +++ b/drivers/net/wan/ixp4xx_hss.c @@ -891,7 +891,6 @@ static int hss_hdlc_xmit(struct sk_buff *skb, struct net_device *dev) wmb(); queue_put_desc(queue_ids[port->id].tx, tx_desc_phys(port, n), desc); - dev->trans_start = jiffies; if (qmgr_stat_below_low_watermark(txreadyq)) { /* empty */ #if DEBUG_TX diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c index b2785037712..e2c6f7f4f51 100644 --- a/drivers/net/wan/lmc/lmc_main.c +++ b/drivers/net/wan/lmc/lmc_main.c @@ -1506,8 +1506,6 @@ static netdev_tx_t lmc_start_xmit(struct sk_buff *skb, /* send now! */ LMC_CSR_WRITE (sc, csr_txpoll, 0); - dev->trans_start = jiffies; - spin_unlock_irqrestore(&sc->lmc_lock, flags); lmc_trace(dev, "lmc_start_xmit_out"); @@ -2103,7 +2101,7 @@ static void lmc_driver_timeout(struct net_device *dev) printk("%s: Xmitter busy|\n", dev->name); sc->extra_stats.tx_tbusy_calls++; - if (jiffies - dev->trans_start < TX_TIMEOUT) + if (jiffies - dev_trans_start(dev) < TX_TIMEOUT) goto bug_out; /* @@ -2135,7 +2133,7 @@ static void lmc_driver_timeout(struct net_device *dev) sc->lmc_device->stats.tx_errors++; sc->extra_stats.tx_ProcTimeout++; /* -baz */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ bug_out: diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c index 17502d80b65..c6aa66e5b52 100644 --- a/drivers/net/wan/pc300_drv.c +++ b/drivers/net/wan/pc300_drv.c @@ -1790,7 +1790,7 @@ static void cpc_tx_timeout(struct net_device *dev) cpc_readb(card->hw.falcbase + card->hw.cpld_reg2) & ~(CPLD_REG2_FALC_LED1 << (2 * ch))); } - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ CPC_UNLOCK(card, flags); netif_wake_queue(dev); } @@ -1849,7 +1849,6 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev) if (d->trace_on) { cpc_trace(dev, skb, 'T'); } - dev->trans_start = jiffies; /* Start transmission */ CPC_LOCK(card, flags); diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c index 541c700dcee..db73a7be199 100644 --- a/drivers/net/wan/wanxl.c +++ b/drivers/net/wan/wanxl.c @@ -298,7 +298,6 @@ static netdev_tx_t wanxl_xmit(struct sk_buff *skb, struct net_device *dev) desc->stat = PACKET_FULL; writel(1 << (DOORBELL_TO_CARD_TX_0 + port->node), port->card->plx + PLX_DOORBELL_TO_CARD); - dev->trans_start = jiffies; port->tx_out = (port->tx_out + 1) % TX_BUFFERS; diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c index 3edbbcf0f54..c8f7090b27d 100644 --- a/drivers/net/wireless/atmel.c +++ b/drivers/net/wireless/atmel.c @@ -865,7 +865,6 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev) /* low bit of first byte of destination tells us if broadcast */ tx_update_descriptor(priv, *(skb->data) & 0x01, len + 18, buff, TX_PACKET_TYPE_DATA); - dev->trans_start = jiffies; dev->stats.tx_bytes += len; spin_unlock_irqrestore(&priv->irqlock, flags); diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index 38edad6f24b..d9b8ee130c4 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -229,7 +229,7 @@ static void lbs_tx_timeout(struct net_device *dev) lbs_pr_err("tx watch dog timeout\n"); - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ if (priv->currenttxskb) lbs_send_tx_feedback(priv, 0); diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index 52d244ea3d9..a9bf658659e 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -147,8 +147,6 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; - if (priv->monitormode) { /* Keep the skb to echo it back once Tx feedback is received from FW */ diff --git a/drivers/net/wireless/orinoco/main.c b/drivers/net/wireless/orinoco/main.c index 1d60c7e4392..884a7779fc5 100644 --- a/drivers/net/wireless/orinoco/main.c +++ b/drivers/net/wireless/orinoco/main.c @@ -517,7 +517,6 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) goto busy; } - dev->trans_start = jiffies; stats->tx_bytes += HERMES_802_3_OFFSET + skb->len; goto ok; diff --git a/drivers/net/wireless/prism54/islpci_eth.c b/drivers/net/wireless/prism54/islpci_eth.c index 64585da8a96..2fc52bc2d7d 100644 --- a/drivers/net/wireless/prism54/islpci_eth.c +++ b/drivers/net/wireless/prism54/islpci_eth.c @@ -224,8 +224,6 @@ islpci_eth_transmit(struct sk_buff *skb, struct net_device *ndev) priv->data_low_tx_full = 1; } - /* set the transmission time */ - ndev->trans_start = jiffies; ndev->stats.tx_packets++; ndev->stats.tx_bytes += skb->len; diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index d9c45bfcee6..73972ee7654 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -941,7 +941,6 @@ static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, case XMIT_MSG_BAD: case XMIT_OK: default: - dev->trans_start = jiffies; dev_kfree_skb(skb); } diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c index 65dd502eab0..1e61e6cace9 100644 --- a/drivers/net/wireless/wl3501_cs.c +++ b/drivers/net/wireless/wl3501_cs.c @@ -1307,7 +1307,7 @@ static void wl3501_tx_timeout(struct net_device *dev) printk(KERN_ERR "%s: Error %d resetting card on Tx timeout!\n", dev->name, rc); else { - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } } @@ -1326,7 +1326,6 @@ static netdev_tx_t wl3501_hard_start_xmit(struct sk_buff *skb, spin_lock_irqsave(&this->lock, flags); enabled = wl3501_block_interrupt(this); - dev->trans_start = jiffies; rc = wl3501_send_pkt(this, skb->data, skb->len); if (enabled) wl3501_unblock_interrupt(this); diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c index 1e2b684f8ed..ece86a5d335 100644 --- a/drivers/net/wireless/zd1201.c +++ b/drivers/net/wireless/zd1201.c @@ -827,7 +827,6 @@ static netdev_tx_t zd1201_hard_start_xmit(struct sk_buff *skb, } else { dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; - dev->trans_start = jiffies; } kfree_skb(skb); @@ -845,7 +844,7 @@ static void zd1201_tx_timeout(struct net_device *dev) usb_unlink_urb(zd->tx_urb); dev->stats.tx_errors++; /* Restart the timeout to quiet the watchdog: */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ } static int zd1201_set_mac_address(struct net_device *dev, void *p) diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c index 93828d56539..a7db68d37ee 100644 --- a/drivers/net/xilinx_emaclite.c +++ b/drivers/net/xilinx_emaclite.c @@ -558,7 +558,7 @@ static void xemaclite_tx_timeout(struct net_device *dev) } /* To exclude tx timeout */ - dev->trans_start = 0xffffffff - TX_TIMEOUT - TX_TIMEOUT; + dev->trans_start = jiffies; /* prevent tx timeout */ /* We're all ready to go. Start the queue */ netif_wake_queue(dev); @@ -590,7 +590,7 @@ static void xemaclite_tx_handler(struct net_device *dev) dev->stats.tx_bytes += lp->deferred_skb->len; dev_kfree_skb_irq(lp->deferred_skb); lp->deferred_skb = NULL; - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } } @@ -1054,7 +1054,6 @@ static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev) dev->stats.tx_bytes += len; dev_kfree_skb(new_skb); - dev->trans_start = jiffies; return 0; } diff --git a/drivers/net/znet.c b/drivers/net/znet.c index dbfef8d70f2..b9fd2f0cdd3 100644 --- a/drivers/net/znet.c +++ b/drivers/net/znet.c @@ -587,7 +587,6 @@ static netdev_tx_t znet_send_packet(struct sk_buff *skb, struct net_device *dev) } spin_unlock_irqrestore (&znet->lock, flags); - dev->trans_start = jiffies; netif_start_queue (dev); if (znet_debug > 4) -- cgit v1.2.3-70-g09d2 From 56e6943b902562e09d3e74126d8d8256b5ea17fb Mon Sep 17 00:00:00 2001 From: Wolfgang Grandegger Date: Mon, 17 May 2010 22:39:48 -0700 Subject: can: sja1000 platform data fixes The member "clock" of struct "sja1000_platform_data" is documented as "CAN bus oscillator frequency in Hz" but it's actually used as the CAN clock frequency, which is half of it. To avoid further confusion, this patch fixes it by renaming the member to "osc_freq". That way, also non mainline users will notice the change. The platform code for the relevant boards is updated accordingly. Furthermore, pre-defined values are now used for the members "ocr" and "cdr". Signed-off-by: Wolfgang Grandegger Acked-by: Marc Kleine-Budde Signed-off-by: David S. Miller --- arch/arm/mach-mx2/pcm970-baseboard.c | 6 +++--- arch/arm/mach-mx3/mach-pcm037.c | 6 +++--- drivers/net/can/sja1000/sja1000_platform.c | 3 ++- include/linux/can/platform/sja1000.h | 2 +- 4 files changed, 9 insertions(+), 8 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c index 4aafd5b8b85..f490a406d57 100644 --- a/arch/arm/mach-mx2/pcm970-baseboard.c +++ b/arch/arm/mach-mx2/pcm970-baseboard.c @@ -201,9 +201,9 @@ static struct resource pcm970_sja1000_resources[] = { }; struct sja1000_platform_data pcm970_sja1000_platform_data = { - .clock = 16000000 / 2, - .ocr = 0x40 | 0x18, - .cdr = 0x40, + .osc_freq = 16000000, + .ocr = OCR_TX1_PULLDOWN | OCR_TX0_PUSHPULL, + .cdr = CDR_CBP, }; static struct platform_device pcm970_sja1000 = { diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c index 2df1ec55a97..78ecd751549 100644 --- a/arch/arm/mach-mx3/mach-pcm037.c +++ b/arch/arm/mach-mx3/mach-pcm037.c @@ -530,9 +530,9 @@ static struct resource pcm970_sja1000_resources[] = { }; struct sja1000_platform_data pcm970_sja1000_platform_data = { - .clock = 16000000 / 2, - .ocr = 0x40 | 0x18, - .cdr = 0x40, + .osc_freq = 16000000, + .ocr = OCR_TX1_PULLDOWN | OCR_TX0_PUSHPULL, + .cdr = CDR_CBP, }; static struct platform_device pcm970_sja1000 = { diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index b65cabb361a..d9fadc489b3 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -111,7 +111,8 @@ static int sp_probe(struct platform_device *pdev) dev->irq = res_irq->start; priv->irq_flags = res_irq->flags & (IRQF_TRIGGER_MASK | IRQF_SHARED); priv->reg_base = addr; - priv->can.clock.freq = pdata->clock; + /* The CAN clock frequency is half the oscillator clock frequency */ + priv->can.clock.freq = pdata->osc_freq / 2; priv->ocr = pdata->ocr; priv->cdr = pdata->cdr; diff --git a/include/linux/can/platform/sja1000.h b/include/linux/can/platform/sja1000.h index 01ee2aeb048..96f8fcc78d7 100644 --- a/include/linux/can/platform/sja1000.h +++ b/include/linux/can/platform/sja1000.h @@ -26,7 +26,7 @@ #define OCR_TX_SHIFT 2 struct sja1000_platform_data { - u32 clock; /* CAN bus oscillator frequency in Hz */ + u32 osc_freq; /* CAN bus oscillator frequency in Hz */ u8 ocr; /* output control register */ u8 cdr; /* clock divider register */ -- cgit v1.2.3-70-g09d2 From 57c8a456640fa3ca777652f11f2db4179a3e66b6 Mon Sep 17 00:00:00 2001 From: Oliver Hartkopp Date: Tue, 18 May 2010 14:03:10 -0700 Subject: can: Fix SJA1000 command register writes on SMP systems The SJA1000 command register is concurrently written in the rx-path to free the receive buffer _and_ in the tx-path to start the transmission. The SJA1000 data sheet, 6.4.4 COMMAND REGISTER (CMR) states: "Between two commands at least one internal clock cycle is needed in order to proceed. The internal clock is half of the external oscillator frequency." On SMP systems the current implementation leads to a write stall in the tx-path, which can be solved by adding some general locking and some time to settle the write_reg() operation for the command register. Thanks to Klaus Hitschler for the original fix and detailed problem description. This patch applies on net-2.6 and (with some offsets) on net-next-2.6 . Signed-off-by: Oliver Hartkopp Acked-by: Wolfgang Grandegger Signed-off-by: David S. Miller --- drivers/net/can/sja1000/sja1000.c | 20 +++++++++++++++++--- drivers/net/can/sja1000/sja1000.h | 1 + 2 files changed, 18 insertions(+), 3 deletions(-) (limited to 'drivers/net/can/sja1000') diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 24b58619f7c..85f7cbfe8e5 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -83,6 +83,20 @@ static struct can_bittiming_const sja1000_bittiming_const = { .brp_inc = 1, }; +static void sja1000_write_cmdreg(struct sja1000_priv *priv, u8 val) +{ + unsigned long flags; + + /* + * The command register needs some locking and time to settle + * the write_reg() operation - especially on SMP systems. + */ + spin_lock_irqsave(&priv->cmdreg_lock, flags); + priv->write_reg(priv, REG_CMR, val); + priv->read_reg(priv, REG_SR); + spin_unlock_irqrestore(&priv->cmdreg_lock, flags); +} + static int sja1000_probe_chip(struct net_device *dev) { struct sja1000_priv *priv = netdev_priv(dev); @@ -294,7 +308,7 @@ static netdev_tx_t sja1000_start_xmit(struct sk_buff *skb, can_put_echo_skb(skb, dev, 0); - priv->write_reg(priv, REG_CMR, CMD_TR); + sja1000_write_cmdreg(priv, CMD_TR); return NETDEV_TX_OK; } @@ -343,7 +357,7 @@ static void sja1000_rx(struct net_device *dev) cf->can_id = id; /* release receive buffer */ - priv->write_reg(priv, REG_CMR, CMD_RRB); + sja1000_write_cmdreg(priv, CMD_RRB); netif_rx(skb); @@ -371,7 +385,7 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status) cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; stats->rx_over_errors++; stats->rx_errors++; - priv->write_reg(priv, REG_CMR, CMD_CDO); /* clear bit */ + sja1000_write_cmdreg(priv, CMD_CDO); /* clear bit */ } if (isrc & IRQ_EI) { diff --git a/drivers/net/can/sja1000/sja1000.h b/drivers/net/can/sja1000/sja1000.h index 97a622b9302..de8e778f683 100644 --- a/drivers/net/can/sja1000/sja1000.h +++ b/drivers/net/can/sja1000/sja1000.h @@ -167,6 +167,7 @@ struct sja1000_priv { void __iomem *reg_base; /* ioremap'ed address to registers */ unsigned long irq_flags; /* for request_irq() */ + spinlock_t cmdreg_lock; /* lock for concurrent cmd register writes */ u16 flags; /* custom mode flags */ u8 ocr; /* output control register */ -- cgit v1.2.3-70-g09d2