diff options
Diffstat (limited to 'drivers/staging/et131x/et131x_initpci.c')
| -rw-r--r-- | drivers/staging/et131x/et131x_initpci.c | 726 |
1 files changed, 349 insertions, 377 deletions
diff --git a/drivers/staging/et131x/et131x_initpci.c b/drivers/staging/et131x/et131x_initpci.c index a18c499d0ae0..9db205667262 100644 --- a/drivers/staging/et131x/et131x_initpci.c +++ b/drivers/staging/et131x/et131x_initpci.c @@ -2,7 +2,7 @@ * Agere Systems Inc. * 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs * - * Copyright © 2005 Agere Systems Inc. + * Copyright © 2005 Agere Systems Inc. * All rights reserved. * http://www.agere.com * @@ -21,7 +21,7 @@ * software indicates your acceptance of these terms and conditions. If you do * not agree with these terms and conditions, do not use the software. * - * Copyright © 2005 Agere Systems Inc. + * Copyright © 2005 Agere Systems Inc. * All rights reserved. * * Redistribution and use in source or binary forms, with or without @@ -42,7 +42,7 @@ * * Disclaimer * - * THIS SOFTWARE IS PROVIDED “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN @@ -58,7 +58,6 @@ */ #include "et131x_version.h" -#include "et131x_debug.h" #include "et131x_defs.h" #include <linux/pci.h> @@ -76,9 +75,9 @@ #include <linux/interrupt.h> #include <linux/in.h> #include <linux/delay.h> -#include <asm/io.h> +#include <linux/io.h> +#include <linux/bitops.h> #include <asm/system.h> -#include <asm/bitops.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -103,130 +102,34 @@ #include "et1310_eeprom.h" -int __devinit et131x_pci_setup(struct pci_dev *pdev, - const struct pci_device_id *ent); -void __devexit et131x_pci_remove(struct pci_dev *pdev); - - -/* Modinfo parameters (filled out using defines from et131x_version.h) */ -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_INFO); -MODULE_LICENSE(DRIVER_LICENSE); - -/* Module Parameters and related data for debugging facilities */ -#ifdef CONFIG_ET131X_DEBUG -static u32 et131x_debug_level = DBG_LVL; -static u32 et131x_debug_flags = DBG_DEFAULTS; - -/* -et131x_debug_level : - Level of debugging desired (0-7) - 7 : DBG_RX_ON | DBG_TX_ON - 6 : DBG_PARAM_ON - 5 : DBG_VERBOSE_ON - 4 : DBG_TRACE_ON - 3 : DBG_NOTICE_ON - 2 : no debug info - 1 : no debug info - 0 : no debug info -*/ - -module_param(et131x_debug_level, uint, 0); -module_param(et131x_debug_flags, uint, 0); - -MODULE_PARM_DESC(et131x_debug_level, "Level of debugging desired (0-7)"); - -static dbg_info_t et131x_info = { DRIVER_NAME_EXT, 0, 0 }; -dbg_info_t *et131x_dbginfo = &et131x_info; -#endif /* CONFIG_ET131X_DEBUG */ - -static struct pci_device_id et131x_pci_table[] __devinitdata = { - {ET131X_PCI_VENDOR_ID, ET131X_PCI_DEVICE_ID_GIG, PCI_ANY_ID, - PCI_ANY_ID, 0, 0, 0UL}, - {ET131X_PCI_VENDOR_ID, ET131X_PCI_DEVICE_ID_FAST, PCI_ANY_ID, - PCI_ANY_ID, 0, 0, 0UL}, - {0,} -}; - -MODULE_DEVICE_TABLE(pci, et131x_pci_table); - -static struct pci_driver et131x_driver = { - .name = DRIVER_NAME, - .id_table = et131x_pci_table, - .probe = et131x_pci_setup, - .remove = __devexit_p(et131x_pci_remove), - .suspend = NULL, //et131x_pci_suspend, - .resume = NULL, //et131x_pci_resume, -}; - - -/** - * et131x_init_module - The "main" entry point called on driver initialization - * - * Returns 0 on success, errno on failure (as defined in errno.h) - */ -int et131x_init_module(void) -{ - int result; - -#ifdef CONFIG_ET131X_DEBUG - /* Set the level of debug messages displayed using the module - * parameter - */ - et131x_dbginfo->dbgFlags = et131x_debug_flags; - - switch (et131x_debug_level) { - case 7: - et131x_dbginfo->dbgFlags |= (DBG_RX_ON | DBG_TX_ON); - - case 6: - et131x_dbginfo->dbgFlags |= DBG_PARAM_ON; - - case 5: - et131x_dbginfo->dbgFlags |= DBG_VERBOSE_ON; - - case 4: - et131x_dbginfo->dbgFlags |= DBG_TRACE_ON; - - case 3: - et131x_dbginfo->dbgFlags |= DBG_NOTICE_ON; - - case 2: - case 1: - case 0: - default: - break; - } -#endif /* CONFIG_ET131X_DEBUG */ - - DBG_ENTER(et131x_dbginfo); - DBG_PRINT("%s\n", DRIVER_INFO); - - result = pci_register_driver(&et131x_driver); +/* Defines for Parameter Default/Min/Max vaules */ +#define PARM_SPEED_DUPLEX_MIN 0 +#define PARM_SPEED_DUPLEX_MAX 5 - DBG_LEAVE(et131x_dbginfo); - return result; -} - -/** - * et131x_cleanup_module - The entry point called on driver cleanup +/* Module parameter for disabling NMI + * et131x_nmi_disable : + * Disable NMI (0-2) [0] + * 0 : + * 1 : + * 2 : */ -void et131x_cleanup_module(void) -{ - DBG_ENTER(et131x_dbginfo); - - pci_unregister_driver(&et131x_driver); - - DBG_LEAVE(et131x_dbginfo); -} - -/* - * These macros map the driver-specific init_module() and cleanup_module() - * routines so they can be called by the kernel. +static u32 et131x_nmi_disable; /* 0-2 */ +module_param(et131x_nmi_disable, uint, 0); +MODULE_PARM_DESC(et131x_nmi_disable, "Disable NMI (0-2) [0]"); + +/* Module parameter for manual speed setting + * Set Link speed and dublex manually (0-5) [0] + * 1 : 10Mb Half-Duplex + * 2 : 10Mb Full-Duplex + * 3 : 100Mb Half-Duplex + * 4 : 100Mb Full-Duplex + * 5 : 1000Mb Full-Duplex + * 0 : Auto Speed Auto Duplex // default */ -module_init(et131x_init_module); -module_exit(et131x_cleanup_module); - +static u32 et131x_speed_set; +module_param(et131x_speed_set, uint, 0); +MODULE_PARM_DESC(et131x_speed_set, + "Set Link speed and dublex manually (0-5) [0] \n 1 : 10Mb Half-Duplex \n 2 : 10Mb Full-Duplex \n 3 : 100Mb Half-Duplex \n 4 : 100Mb Full-Duplex \n 5 : 1000Mb Full-Duplex \n 0 : Auto Speed Auto Dublex"); /** * et131x_find_adapter - Find the adapter and get all the assigned resources @@ -240,8 +143,7 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) uint8_t eepromStat; uint8_t maxPayload = 0; uint8_t read_size_reg; - - DBG_ENTER(et131x_dbginfo); + u8 rev; /* Allow disabling of Non-Maskable Interrupts in I/O space, to * support validation. @@ -252,9 +154,8 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) RegisterVal = inb(ET1310_NMI_DISABLE); RegisterVal &= 0xf3; - if (adapter->RegistryNMIDisable == 2) { + if (adapter->RegistryNMIDisable == 2) RegisterVal |= 0xc; - } outb(ET1310_NMI_DISABLE, RegisterVal); } @@ -266,7 +167,7 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) &eepromStat); /* THIS IS A WORKAROUND: - * I need to call this function twice to get my card in a + * I need to call this function twice to get my card in a * LG M1 Express Dual running. I tried also a msleep before this * function, because I thougth there could be some time condidions * but it didn't work. Call the whole function twice also work. @@ -274,9 +175,8 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) result = pci_read_config_byte(pdev, ET1310_PCI_EEPROM_STATUS, &eepromStat); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, "Could not read PCI config space for " + dev_err(&pdev->dev, "Could not read PCI config space for " "EEPROM Status\n"); - DBG_LEAVE(et131x_dbginfo); return -EIO; } @@ -284,30 +184,26 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) * present, we need to fail. */ if (eepromStat & 0x4C) { - result = pci_read_config_byte(pdev, PCI_REVISION_ID, - &adapter->RevisionID); + result = pci_read_config_byte(pdev, PCI_REVISION_ID, &rev); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, + dev_err(&pdev->dev, "Could not read PCI config space for " "Revision ID\n"); - DBG_LEAVE(et131x_dbginfo); return -EIO; - } else if (adapter->RevisionID == 0x01) { + } else if (rev == 0x01) { int32_t nLoop; - uint8_t ucTemp[4] = { 0xFE, 0x13, 0x10, 0xFF }; + uint8_t temp[4] = { 0xFE, 0x13, 0x10, 0xFF }; /* Re-write the first 4 bytes if we have an eeprom * present and the revision id is 1, this fixes the * corruption seen with 1310 B Silicon */ for (nLoop = 0; nLoop < 3; nLoop++) { - EepromWriteByte(adapter, nLoop, ucTemp[nLoop], - 0, SINGLE_BYTE); + EepromWriteByte(adapter, nLoop, temp[nLoop]); } } - DBG_ERROR(et131x_dbginfo, - "Fatal EEPROM Status Error - 0x%04x\n", eepromStat); + dev_err(&pdev->dev, "Fatal EEPROM Status Error - 0x%04x\n", eepromStat); /* This error could mean that there was an error reading the * eeprom or that the eeprom doesn't exist. We will treat @@ -315,39 +211,33 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) * information that normally would come from the eeprom, like * MAC Address */ - adapter->bEepromPresent = false; - - DBG_LEAVE(et131x_dbginfo); + adapter->has_eeprom = 0; return -EIO; - } else { - DBG_TRACE(et131x_dbginfo, "EEPROM Status Code - 0x%04x\n", - eepromStat); - adapter->bEepromPresent = true; - } + } else + adapter->has_eeprom = 1; /* Read the EEPROM for information regarding LED behavior. Refer to * ET1310_phy.c, et131x_xcvr_init(), for its use. */ - EepromReadByte(adapter, 0x70, &adapter->eepromData[0], 0, SINGLE_BYTE); - EepromReadByte(adapter, 0x71, &adapter->eepromData[1], 0, SINGLE_BYTE); + EepromReadByte(adapter, 0x70, &adapter->eepromData[0]); + EepromReadByte(adapter, 0x71, &adapter->eepromData[1]); - if (adapter->eepromData[0] != 0xcd) { - adapter->eepromData[1] = 0x00; // Disable all optional features - } + if (adapter->eepromData[0] != 0xcd) + /* Disable all optional features */ + adapter->eepromData[1] = 0x00; /* Let's set up the PORT LOGIC Register. First we need to know what * the max_payload_size is */ result = pci_read_config_byte(pdev, ET1310_PCI_MAX_PYLD, &maxPayload); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, "Could not read PCI config space for " - "Max Payload Size\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not read PCI config space for Max Payload Size\n"); return -EIO; } /* Program the Ack/Nak latency and replay timers */ - maxPayload &= 0x07; // Only the lower 3 bits are valid + maxPayload &= 0x07; /* Only the lower 3 bits are valid */ if (maxPayload < 2) { const uint16_t AckNak[2] = { 0x76, 0xD0 }; @@ -356,20 +246,16 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) result = pci_write_config_word(pdev, ET1310_PCI_ACK_NACK, AckNak[maxPayload]); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not write PCI config space " - "for ACK/NAK\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not write PCI config space for ACK/NAK\n"); return -EIO; } result = pci_write_config_word(pdev, ET1310_PCI_REPLAY, Replay[maxPayload]); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not write PCI config space " - "for Replay Timer\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not write PCI config space for Replay Timer\n"); return -EIO; } } @@ -379,19 +265,16 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) */ result = pci_write_config_byte(pdev, ET1310_PCI_L0L1LATENCY, 0x11); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not write PCI config space for " - "Latency Timers\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not write PCI config space for Latency Timers\n"); return -EIO; } /* Change the max read size to 2k */ result = pci_read_config_byte(pdev, 0x51, &read_size_reg); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not read PCI config space for Max read size\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not read PCI config space for Max read size\n"); return -EIO; } @@ -400,26 +283,15 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) result = pci_write_config_byte(pdev, 0x51, read_size_reg); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not write PCI config space for Max read size\n"); - DBG_LEAVE(et131x_dbginfo); - return -EIO; - } - - /* PCI Express Configuration registers 0x48-0x5B (Device Control) */ - result = pci_read_config_word(pdev, ET1310_PCI_DEV_CTRL, - &adapter->PciXDevCtl); - if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not read PCI config space for PCI Express Dev Ctl\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, + "Could not write PCI config space for Max read size\n"); return -EIO; } /* Get MAC address from config space if an eeprom exists, otherwise * the MAC address there will not be valid */ - if (adapter->bEepromPresent) { + if (adapter->has_eeprom) { int i; for (i = 0; i < ETH_ALEN; i++) { @@ -427,15 +299,11 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) pdev, ET1310_PCI_MAC_ADDRESS + i, adapter->PermanentAddress + i); if (result != PCIBIOS_SUCCESSFUL) { - DBG_ERROR(et131x_dbginfo, - "Could not read PCI config space for MAC address\n"); - DBG_LEAVE(et131x_dbginfo); + dev_err(&pdev->dev, ";Could not read PCI config space for MAC address\n"); return -EIO; } } } - - DBG_LEAVE(et131x_dbginfo); return 0; } @@ -448,42 +316,39 @@ int et131x_find_adapter(struct et131x_adapter *adapter, struct pci_dev *pdev) */ void et131x_error_timer_handler(unsigned long data) { - struct et131x_adapter *pAdapter = (struct et131x_adapter *) data; - PM_CSR_t pm_csr; + struct et131x_adapter *etdev = (struct et131x_adapter *) data; + u32 pm_csr; - pm_csr.value = readl(&pAdapter->CSRAddress->global.pm_csr.value); + pm_csr = readl(&etdev->regs->global.pm_csr); - if (pm_csr.bits.pm_phy_sw_coma == 0) { - if (pAdapter->RegistryMACStat) { - UpdateMacStatHostCounters(pAdapter); - } - } else { - DBG_VERBOSE(et131x_dbginfo, - "No interrupts, in PHY coma, pm_csr = 0x%x\n", - pm_csr.value); - } + if ((pm_csr & ET_PM_PHY_SW_COMA) == 0) + UpdateMacStatHostCounters(etdev); + else + dev_err(&etdev->pdev->dev, + "No interrupts, in PHY coma, pm_csr = 0x%x\n", pm_csr); - if (!pAdapter->Bmsr.bits.link_status && - pAdapter->RegistryPhyComa && - pAdapter->PoMgmt.TransPhyComaModeOnBoot < 11) { - pAdapter->PoMgmt.TransPhyComaModeOnBoot++; + if (!etdev->Bmsr.bits.link_status && + etdev->RegistryPhyComa && + etdev->PoMgmt.TransPhyComaModeOnBoot < 11) { + etdev->PoMgmt.TransPhyComaModeOnBoot++; } - if (pAdapter->PoMgmt.TransPhyComaModeOnBoot == 10) { - if (!pAdapter->Bmsr.bits.link_status - && pAdapter->RegistryPhyComa) { - if (pm_csr.bits.pm_phy_sw_coma == 0) { - // NOTE - This was originally a 'sync with interrupt'. How - // to do that under Linux? - et131x_enable_interrupts(pAdapter); - EnablePhyComa(pAdapter); + if (etdev->PoMgmt.TransPhyComaModeOnBoot == 10) { + if (!etdev->Bmsr.bits.link_status + && etdev->RegistryPhyComa) { + if ((pm_csr & ET_PM_PHY_SW_COMA) == 0) { + /* NOTE - This was originally a 'sync with + * interrupt'. How to do that under Linux? + */ + et131x_enable_interrupts(etdev); + EnablePhyComa(etdev); } } } /* This is a periodic timer, so reschedule */ - mod_timer(&pAdapter->ErrorTimer, jiffies + - TX_ERROR_PERIOD * HZ / 1000); + mod_timer(&etdev->ErrorTimer, jiffies + + TX_ERROR_PERIOD * HZ / 1000); } /** @@ -493,85 +358,143 @@ void et131x_error_timer_handler(unsigned long data) */ void et131x_link_detection_handler(unsigned long data) { - struct et131x_adapter *pAdapter = (struct et131x_adapter *) data; - unsigned long lockflags; + struct et131x_adapter *etdev = (struct et131x_adapter *) data; + unsigned long flags; - /* Let everyone know that we have run */ - pAdapter->bLinkTimerActive = false; + if (etdev->MediaState == 0) { + spin_lock_irqsave(&etdev->Lock, flags); - if (pAdapter->MediaState == 0) { - spin_lock_irqsave(&pAdapter->Lock, lockflags); + etdev->MediaState = NETIF_STATUS_MEDIA_DISCONNECT; + etdev->Flags &= ~fMP_ADAPTER_LINK_DETECTION; - pAdapter->MediaState = NETIF_STATUS_MEDIA_DISCONNECT; - MP_CLEAR_FLAG(pAdapter, fMP_ADAPTER_LINK_DETECTION); + spin_unlock_irqrestore(&etdev->Lock, flags); - spin_unlock_irqrestore(&pAdapter->Lock, lockflags); + netif_carrier_off(etdev->netdev); + } +} - netif_carrier_off(pAdapter->netdev); +/** + * et131x_configure_global_regs - configure JAGCore global regs + * @etdev: pointer to our adapter structure + * + * Used to configure the global registers on the JAGCore + */ +void ConfigGlobalRegs(struct et131x_adapter *etdev) +{ + struct _GLOBAL_t __iomem *regs = &etdev->regs->global; + + if (etdev->RegistryPhyLoopbk == false) { + if (etdev->RegistryJumboPacket < 2048) { + /* Tx / RxDMA and Tx/Rx MAC interfaces have a 1k word + * block of RAM that the driver can split between Tx + * and Rx as it desires. Our default is to split it + * 50/50: + */ + writel(0, ®s->rxq_start_addr); + writel(PARM_RX_MEM_END_DEF, ®s->rxq_end_addr); + writel(PARM_RX_MEM_END_DEF + 1, ®s->txq_start_addr); + writel(INTERNAL_MEM_SIZE - 1, ®s->txq_end_addr); + } else if (etdev->RegistryJumboPacket < 8192) { + /* For jumbo packets > 2k but < 8k, split 50-50. */ + writel(0, ®s->rxq_start_addr); + writel(INTERNAL_MEM_RX_OFFSET, ®s->rxq_end_addr); + writel(INTERNAL_MEM_RX_OFFSET + 1, ®s->txq_start_addr); + writel(INTERNAL_MEM_SIZE - 1, ®s->txq_end_addr); + } else { + /* 9216 is the only packet size greater than 8k that + * is available. The Tx buffer has to be big enough + * for one whole packet on the Tx side. We'll make + * the Tx 9408, and give the rest to Rx + */ + writel(0x0000, ®s->rxq_start_addr); + writel(0x01b3, ®s->rxq_end_addr); + writel(0x01b4, ®s->txq_start_addr); + writel(INTERNAL_MEM_SIZE - 1,®s->txq_end_addr); + } + + /* Initialize the loopback register. Disable all loopbacks. */ + writel(0, ®s->loopback); + } else { + /* For PHY Line loopback, the memory is configured as if Tx + * and Rx both have all the memory. This is because the + * RxMAC will write data into the space, and the TxMAC will + * read it out. + */ + writel(0, ®s->rxq_start_addr); + writel(INTERNAL_MEM_SIZE - 1, ®s->rxq_end_addr); + writel(0, ®s->txq_start_addr); + writel(INTERNAL_MEM_SIZE - 1, ®s->txq_end_addr); - pAdapter->bSetPending = false; + /* Initialize the loopback register (MAC loopback). */ + writel(ET_LOOP_MAC, ®s->loopback); } + + /* MSI Register */ + writel(0, ®s->msi_config); + + /* By default, disable the watchdog timer. It will be enabled when + * a packet is queued. + */ + writel(0, ®s->watchdog_timer); } + /** * et131x_adapter_setup - Set the adapter up as per cassini+ documentation * @adapter: pointer to our private adapter structure * * Returns 0 on success, errno on failure (as defined in errno.h) */ -int et131x_adapter_setup(struct et131x_adapter *pAdapter) +int et131x_adapter_setup(struct et131x_adapter *etdev) { int status = 0; - DBG_ENTER(et131x_dbginfo); - /* Configure the JAGCore */ - ConfigGlobalRegs(pAdapter); + ConfigGlobalRegs(etdev); - ConfigMACRegs1(pAdapter); - ConfigMMCRegs(pAdapter); + ConfigMACRegs1(etdev); - ConfigRxMacRegs(pAdapter); - ConfigTxMacRegs(pAdapter); + /* Configure the MMC registers */ + /* All we need to do is initialize the Memory Control Register */ + writel(ET_MMC_ENABLE, &etdev->regs->mmc.mmc_ctrl); - ConfigRxDmaRegs(pAdapter); - ConfigTxDmaRegs(pAdapter); + ConfigRxMacRegs(etdev); + ConfigTxMacRegs(etdev); - ConfigMacStatRegs(pAdapter); + ConfigRxDmaRegs(etdev); + ConfigTxDmaRegs(etdev); + + ConfigMacStatRegs(etdev); /* Move the following code to Timer function?? */ - status = et131x_xcvr_find(pAdapter); + status = et131x_xcvr_find(etdev); - if (status != 0) { - DBG_WARNING(et131x_dbginfo, "Could not find the xcvr\n"); - } + if (status != 0) + dev_warn(&etdev->pdev->dev, "Could not find the xcvr\n"); /* Prepare the TRUEPHY library. */ - ET1310_PhyInit(pAdapter); + ET1310_PhyInit(etdev); /* Reset the phy now so changes take place */ - ET1310_PhyReset(pAdapter); + ET1310_PhyReset(etdev); /* Power down PHY */ - ET1310_PhyPowerDown(pAdapter, 1); + ET1310_PhyPowerDown(etdev, 1); /* * We need to turn off 1000 base half dulplex, the mac does not * support it. For the 10/100 part, turn off all gig advertisement */ - if (pAdapter->DeviceID != ET131X_PCI_DEVICE_ID_FAST) { - ET1310_PhyAdvertise1000BaseT(pAdapter, TRUEPHY_ADV_DUPLEX_FULL); - } else { - ET1310_PhyAdvertise1000BaseT(pAdapter, TRUEPHY_ADV_DUPLEX_NONE); - } + if (etdev->pdev->device != ET131X_PCI_DEVICE_ID_FAST) + ET1310_PhyAdvertise1000BaseT(etdev, TRUEPHY_ADV_DUPLEX_FULL); + else + ET1310_PhyAdvertise1000BaseT(etdev, TRUEPHY_ADV_DUPLEX_NONE); /* Power up PHY */ - ET1310_PhyPowerDown(pAdapter, 0); - - et131x_setphy_normal(pAdapter); + ET1310_PhyPowerDown(etdev, 0); - DBG_LEAVE(et131x_dbginfo); - return status; + et131x_setphy_normal(etdev); +; return status; } /** @@ -580,44 +503,37 @@ int et131x_adapter_setup(struct et131x_adapter *pAdapter) */ void et131x_setup_hardware_properties(struct et131x_adapter *adapter) { - DBG_ENTER(et131x_dbginfo); - /* If have our default mac from registry and no mac address from * EEPROM then we need to generate the last octet and set it on the * device */ - if (!adapter->bOverrideAddress) { - if (adapter->PermanentAddress[0] == 0x00 && - adapter->PermanentAddress[1] == 0x00 && - adapter->PermanentAddress[2] == 0x00 && - adapter->PermanentAddress[3] == 0x00 && - adapter->PermanentAddress[4] == 0x00 && - adapter->PermanentAddress[5] == 0x00) { - /* - * We need to randomly generate the last octet so we - * decrease our chances of setting the mac address to - * same as another one of our cards in the system - */ - get_random_bytes(&adapter->CurrentAddress[5], 1); - - /* - * We have the default value in the register we are - * working with so we need to copy the current - * address into the permanent address - */ - memcpy(adapter->PermanentAddress, - adapter->CurrentAddress, ETH_ALEN); - } else { - /* We do not have an override address, so set the - * current address to the permanent address and add - * it to the device - */ - memcpy(adapter->CurrentAddress, - adapter->PermanentAddress, ETH_ALEN); - } + if (adapter->PermanentAddress[0] == 0x00 && + adapter->PermanentAddress[1] == 0x00 && + adapter->PermanentAddress[2] == 0x00 && + adapter->PermanentAddress[3] == 0x00 && + adapter->PermanentAddress[4] == 0x00 && + adapter->PermanentAddress[5] == 0x00) { + /* + * We need to randomly generate the last octet so we + * decrease our chances of setting the mac address to + * same as another one of our cards in the system + */ + get_random_bytes(&adapter->CurrentAddress[5], 1); + /* + * We have the default value in the register we are + * working with so we need to copy the current + * address into the permanent address + */ + memcpy(adapter->PermanentAddress, + adapter->CurrentAddress, ETH_ALEN); + } else { + /* We do not have an override address, so set the + * current address to the permanent address and add + * it to the device + */ + memcpy(adapter->CurrentAddress, + adapter->PermanentAddress, ETH_ALEN); } - - DBG_LEAVE(et131x_dbginfo); } /** @@ -626,17 +542,13 @@ void et131x_setup_hardware_properties(struct et131x_adapter *adapter) */ void et131x_soft_reset(struct et131x_adapter *adapter) { - DBG_ENTER(et131x_dbginfo); - /* Disable MAC Core */ - writel(0xc00f0000, &adapter->CSRAddress->mac.cfg1.value); + writel(0xc00f0000, &adapter->regs->mac.cfg1.value); /* Set everything to a reset value */ - writel(0x7F, &adapter->CSRAddress->global.sw_reset.value); - writel(0x000f0000, &adapter->CSRAddress->mac.cfg1.value); - writel(0x00000000, &adapter->CSRAddress->mac.cfg1.value); - - DBG_LEAVE(et131x_dbginfo); + writel(0x7F, &adapter->regs->global.sw_reset); + writel(0x000f0000, &adapter->regs->mac.cfg1.value); + writel(0x00000000, &adapter->regs->mac.cfg1.value); } /** @@ -652,8 +564,6 @@ void et131x_align_allocated_memory(struct et131x_adapter *adapter, { uint64_t new_addr; - DBG_ENTER(et131x_dbginfo); - *offset = 0; new_addr = *phys_addr & ~mask; @@ -666,8 +576,6 @@ void et131x_align_allocated_memory(struct et131x_adapter *adapter, /* Return new physical address */ *phys_addr = new_addr; } - - DBG_LEAVE(et131x_dbginfo); } /** @@ -682,13 +590,11 @@ int et131x_adapter_memory_alloc(struct et131x_adapter *adapter) { int status = 0; - DBG_ENTER(et131x_dbginfo); - do { /* Allocate memory for the Tx Ring */ status = et131x_tx_dma_memory_alloc(adapter); if (status != 0) { - DBG_ERROR(et131x_dbginfo, + dev_err(&adapter->pdev->dev, "et131x_tx_dma_memory_alloc FAILED\n"); break; } @@ -696,7 +602,7 @@ int et131x_adapter_memory_alloc(struct et131x_adapter *adapter) /* Receive buffer memory allocation */ status = et131x_rx_dma_memory_alloc(adapter); if (status != 0) { - DBG_ERROR(et131x_dbginfo, + dev_err(&adapter->pdev->dev, "et131x_rx_dma_memory_alloc FAILED\n"); et131x_tx_dma_memory_free(adapter); break; @@ -705,14 +611,13 @@ int et131x_adapter_memory_alloc(struct et131x_adapter *adapter) /* Init receive data structures */ status = et131x_init_recv(adapter); if (status != 0) { - DBG_ERROR(et131x_dbginfo, "et131x_init_recv FAILED\n"); + dev_err(&adapter->pdev->dev, + "et131x_init_recv FAILED\n"); et131x_tx_dma_memory_free(adapter); et131x_rx_dma_memory_free(adapter); break; } } while (0); - - DBG_LEAVE(et131x_dbginfo); return status; } @@ -722,15 +627,56 @@ int et131x_adapter_memory_alloc(struct et131x_adapter *adapter) */ void et131x_adapter_memory_free(struct et131x_adapter *adapter) { - DBG_ENTER(et131x_dbginfo); - /* Free DMA memory */ et131x_tx_dma_memory_free(adapter); et131x_rx_dma_memory_free(adapter); +} + +/** + * et131x_config_parse + * @etdev: pointer to the private adapter struct + * + * Parses a configuration from some location (module parameters, for example) + * into the private adapter struct. This really has no sensible analogy in + * Linux as sysfs parameters are dynamic. Several things that were hee could + * go into sysfs, but other stuff like speed handling is part of the mii + * interfaces/ethtool. + */ +void et131x_config_parse(struct et131x_adapter *etdev) +{ + static const u8 default_mac[] = { 0x00, 0x05, 0x3d, 0x00, 0x02, 0x00 }; + static const u8 duplex[] = { 0, 1, 2, 1, 2, 2 }; + static const u16 speed[] = { 0, 10, 10, 100, 100, 1000 }; + + if (et131x_speed_set) + dev_info(&etdev->pdev->dev, + "Speed set manually to : %d \n", et131x_speed_set); + + etdev->SpeedDuplex = et131x_speed_set; + etdev->RegistryJumboPacket = 1514; /* 1514-9216 */ - DBG_LEAVE(et131x_dbginfo); + etdev->RegistryNMIDisable = et131x_nmi_disable; + + /* Set the MAC address to a default */ + memcpy(etdev->CurrentAddress, default_mac, ETH_ALEN); + + /* Decode SpeedDuplex + * + * Set up as if we are auto negotiating always and then change if we + * go into force mode + * + * If we are the 10/100 device, and gigabit is somehow requested then + * knock it down to 100 full. + */ + if (etdev->pdev->device == ET131X_PCI_DEVICE_ID_FAST && + etdev->SpeedDuplex == 5) + etdev->SpeedDuplex = 4; + + etdev->AiForceSpeed = speed[etdev->SpeedDuplex]; + etdev->AiForceDpx = duplex[etdev->SpeedDuplex]; /* Auto FDX */ } + /** * et131x_pci_remove * @pdev: a pointer to the device's pci_dev structure @@ -739,13 +685,12 @@ void et131x_adapter_memory_free(struct et131x_adapter *adapter) * PCI subsystem detects that a PCI device which matches the information * contained in the pci_device_id table has been removed. */ + void __devexit et131x_pci_remove(struct pci_dev *pdev) { struct net_device *netdev; struct et131x_adapter *adapter; - DBG_ENTER(et131x_dbginfo); - /* Retrieve the net_device pointer from the pci_dev struct, as well * as the private adapter struct */ @@ -755,14 +700,14 @@ void __devexit et131x_pci_remove(struct pci_dev *pdev) /* Perform device cleanup */ unregister_netdev(netdev); et131x_adapter_memory_free(adapter); - iounmap(adapter->CSRAddress); + iounmap(adapter->regs); + pci_dev_put(adapter->pdev); free_netdev(netdev); pci_release_regions(pdev); pci_disable_device(pdev); - - DBG_LEAVE(et131x_dbginfo); } + /** * et131x_pci_setup - Perform device initialization * @pdev: a pointer to the device's pci_dev structure @@ -775,6 +720,7 @@ void __devexit et131x_pci_remove(struct pci_dev *pdev) * contained in the pci_device_id table. This routine is the equivalent to * a device insertion routine. */ + int __devinit et131x_pci_setup(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -784,18 +730,17 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, struct net_device *netdev = NULL; struct et131x_adapter *adapter = NULL; - DBG_ENTER(et131x_dbginfo); - /* Enable the device via the PCI subsystem */ result = pci_enable_device(pdev); if (result != 0) { - DBG_ERROR(et131x_dbginfo, "pci_enable_device() failed\n"); + dev_err(&adapter->pdev->dev, + "pci_enable_device() failed\n"); goto out; } /* Perform some basic PCI checks */ if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { - DBG_ERROR(et131x_dbginfo, + dev_err(&adapter->pdev->dev, "Can't find PCI device's base address\n"); result = -ENODEV; goto out; @@ -803,12 +748,12 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, result = pci_request_regions(pdev, DRIVER_NAME); if (result != 0) { - DBG_ERROR(et131x_dbginfo, "Can't get PCI resources\n"); + dev_err(&adapter->pdev->dev, + "Can't get PCI resources\n"); goto err_disable; } /* Enable PCI bus mastering */ - DBG_TRACE(et131x_dbginfo, "Setting PCI Bus Mastering...\n"); pci_set_master(pdev); /* Query PCI for Power Mgmt Capabilities @@ -818,7 +763,7 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, */ pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); if (pm_cap == 0) { - DBG_ERROR(et131x_dbginfo, + dev_err(&adapter->pdev->dev, "Cannot find Power Management capabilities\n"); result = -EIO; goto err_release_res; @@ -826,44 +771,40 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, /* Check the DMA addressing support of this device */ if (!pci_set_dma_mask(pdev, 0xffffffffffffffffULL)) { - DBG_TRACE(et131x_dbginfo, "64-bit DMA addressing supported\n"); pci_using_dac = true; result = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL); if (result != 0) { - DBG_ERROR(et131x_dbginfo, + dev_err(&pdev->dev, "Unable to obtain 64 bit DMA for consistent allocations\n"); goto err_release_res; } } else if (!pci_set_dma_mask(pdev, 0xffffffffULL)) { - DBG_TRACE(et131x_dbginfo, - "64-bit DMA addressing NOT supported\n"); - DBG_TRACE(et131x_dbginfo, - "32-bit DMA addressing will be used\n"); pci_using_dac = false; } else { - DBG_ERROR(et131x_dbginfo, "No usable DMA addressing method\n"); + dev_err(&adapter->pdev->dev, + "No usable DMA addressing method\n"); result = -EIO; goto err_release_res; } /* Allocate netdev and private adapter structs */ - DBG_TRACE(et131x_dbginfo, - "Allocate netdev and private adapter structs...\n"); netdev = et131x_device_alloc(); if (netdev == NULL) { - DBG_ERROR(et131x_dbginfo, "Couldn't alloc netdev struct\n"); + dev_err(&adapter->pdev->dev, + "Couldn't alloc netdev struct\n"); result = -ENOMEM; goto err_release_res; } /* Setup the fundamental net_device and private adapter structure elements */ - DBG_TRACE(et131x_dbginfo, "Setting fundamental net_device info...\n"); SET_NETDEV_DEV(netdev, &pdev->dev); + /* if (pci_using_dac) { - //netdev->features |= NETIF_F_HIGHDMA; + netdev->features |= NETIF_F_HIGHDMA; } + */ /* * NOTE - Turn this on when we're ready to deal with SG-DMA @@ -884,24 +825,20 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, * receiving a scattered buffer from the network stack, so leave it * off until checksums are calculated in HW. */ - //netdev->features |= NETIF_F_SG; - //netdev->features |= NETIF_F_NO_CSUM; - //netdev->features |= NETIF_F_LLTX; + /* netdev->features |= NETIF_F_SG; */ + /* netdev->features |= NETIF_F_NO_CSUM; */ + /* netdev->features |= NETIF_F_LLTX; */ /* Allocate private adapter struct and copy in relevant information */ adapter = netdev_priv(netdev); - adapter->pdev = pdev; + adapter->pdev = pci_dev_get(pdev); adapter->netdev = netdev; - adapter->VendorID = pdev->vendor; - adapter->DeviceID = pdev->device; /* Do the same for the netdev struct */ netdev->irq = pdev->irq; netdev->base_addr = pdev->resource[0].start; /* Initialize spinlocks here */ - DBG_TRACE(et131x_dbginfo, "Initialize spinlocks...\n"); - spin_lock_init(&adapter->Lock); spin_lock_init(&adapter->TCBSendQLock); spin_lock_init(&adapter->TCBReadyQLock); @@ -921,17 +858,15 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, * lump it's init with the device specific init below into a * single init function? */ - //while (et131x_find_adapter(adapter, pdev) != 0); + /* while (et131x_find_adapter(adapter, pdev) != 0); */ et131x_find_adapter(adapter, pdev); /* Map the bus-relative registers to system virtual memory */ - DBG_TRACE(et131x_dbginfo, - "Mapping bus-relative registers to virtual memory...\n"); - adapter->CSRAddress = ioremap_nocache(pci_resource_start(pdev, 0), + adapter->regs = ioremap_nocache(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); - if (adapter->CSRAddress == NULL) { - DBG_ERROR(et131x_dbginfo, "Cannot map device registers\n"); + if (adapter->regs == NULL) { + dev_err(&pdev->dev, "Cannot map device registers\n"); result = -ENOMEM; goto err_free_dev; } @@ -939,38 +874,24 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, /* Perform device-specific initialization here (See code below) */ /* If Phy COMA mode was enabled when we went down, disable it here. */ - { - PM_CSR_t GlobalPmCSR = { 0 }; - - GlobalPmCSR.bits.pm_sysclk_gate = 1; - GlobalPmCSR.bits.pm_txclk_gate = 1; - GlobalPmCSR.bits.pm_rxclk_gate = 1; - writel(GlobalPmCSR.value, - &adapter->CSRAddress->global.pm_csr.value); - } + writel(ET_PMCSR_INIT, &adapter->regs->global.pm_csr); /* Issue a global reset to the et1310 */ - DBG_TRACE(et131x_dbginfo, "Issuing soft reset...\n"); et131x_soft_reset(adapter); /* Disable all interrupts (paranoid) */ - DBG_TRACE(et131x_dbginfo, "Disable device interrupts...\n"); et131x_disable_interrupts(adapter); /* Allocate DMA memory */ result = et131x_adapter_memory_alloc(adapter); if (result != 0) { - DBG_ERROR(et131x_dbginfo, - "Could not alloc adapater memory (DMA)\n"); + dev_err(&pdev->dev, "Could not alloc adapater memory (DMA)\n"); goto err_iounmap; } /* Init send data structures */ - DBG_TRACE(et131x_dbginfo, "Init send data structures...\n"); et131x_init_send(adapter); - adapter->PoMgmt.PowerState = NdisDeviceStateD0; - /* Register the interrupt * * NOTE - This is being done in the open routine, where most other @@ -983,13 +904,11 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, INIT_WORK(&adapter->task, et131x_isr_handler); /* Determine MAC Address, and copy into the net_device struct */ - DBG_TRACE(et131x_dbginfo, "Retrieve MAC address...\n"); et131x_setup_hardware_properties(adapter); memcpy(netdev->dev_addr, adapter->CurrentAddress, ETH_ALEN); /* Setup et1310 as per the documentation */ - DBG_TRACE(et131x_dbginfo, "Setup the adapter...\n"); et131x_adapter_setup(adapter); /* Create a timer to count errors received by the NIC */ @@ -1002,7 +921,8 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, /* Initialize link state */ et131x_link_detection_handler((unsigned long)adapter); - /* Intialize variable for counting how long we do not have link status */ + /* Intialize variable for counting how long we do not have + link status */ adapter->PoMgmt.TransPhyComaModeOnBoot = 0; /* We can enable interrupts now @@ -1013,9 +933,9 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, */ /* Register the net_device struct with the Linux network layer */ - DBG_TRACE(et131x_dbginfo, "Registering net_device...\n"); - if ((result = register_netdev(netdev)) != 0) { - DBG_ERROR(et131x_dbginfo, "register_netdev() failed\n"); + result = register_netdev(netdev); + if (result != 0) { + dev_err(&pdev->dev, "register_netdev() failed\n"); goto err_mem_free; } @@ -1028,14 +948,14 @@ int __devinit et131x_pci_setup(struct pci_dev *pdev, pci_save_state(adapter->pdev); out: - DBG_LEAVE(et131x_dbginfo); return result; err_mem_free: et131x_adapter_memory_free(adapter); err_iounmap: - iounmap(adapter->CSRAddress); + iounmap(adapter->regs); err_free_dev: + pci_dev_put(pdev); free_netdev(netdev); err_release_res: pci_release_regions(pdev); @@ -1043,3 +963,55 @@ err_disable: pci_disable_device(pdev); goto out; } + +static struct pci_device_id et131x_pci_table[] __devinitdata = { + {ET131X_PCI_VENDOR_ID, ET131X_PCI_DEVICE_ID_GIG, PCI_ANY_ID, + PCI_ANY_ID, 0, 0, 0UL}, + {ET131X_PCI_VENDOR_ID, ET131X_PCI_DEVICE_ID_FAST, PCI_ANY_ID, + PCI_ANY_ID, 0, 0, 0UL}, + {0,} +}; + +MODULE_DEVICE_TABLE(pci, et131x_pci_table); + +static struct pci_driver et131x_driver = { + .name = DRIVER_NAME, + .id_table = et131x_pci_table, + .probe = et131x_pci_setup, + .remove = __devexit_p(et131x_pci_remove), + .suspend = NULL, /* et131x_pci_suspend */ + .resume = NULL, /* et131x_pci_resume */ +}; + + +/** + * et131x_init_module - The "main" entry point called on driver initialization + * + * Returns 0 on success, errno on failure (as defined in errno.h) + */ +static int et131x_init_module(void) +{ + if (et131x_speed_set < PARM_SPEED_DUPLEX_MIN || + et131x_speed_set > PARM_SPEED_DUPLEX_MAX) { + printk(KERN_WARNING "et131x: invalid speed setting ignored.\n"); + et131x_speed_set = 0; + } + return pci_register_driver(&et131x_driver); +} + +/** + * et131x_cleanup_module - The entry point called on driver cleanup + */ +static void et131x_cleanup_module(void) +{ + pci_unregister_driver(&et131x_driver); +} + +module_init(et131x_init_module); +module_exit(et131x_cleanup_module); + + +/* Modinfo parameters (filled out using defines from et131x_version.h) */ +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_INFO); +MODULE_LICENSE(DRIVER_LICENSE); |