Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756057Ab0BFUTU (ORCPT ); Sat, 6 Feb 2010 15:19:20 -0500 Received: from mail-fx0-f211.google.com ([209.85.220.211]:49234 "EHLO mail-fx0-f211.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755979Ab0BFUTP (ORCPT ); Sat, 6 Feb 2010 15:19:15 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=RMhp5LAzziLEygvU35urmahYnMDc4fzLYI6YUg0Ka/CoBDJtcIIlUHyt968zd4pjfo PxtCDBgkS2xSJuJrg0yWRPDla6bMzxB73e2FxC5hGmfjb3p5orB+ivwniuOT1XLyxNqO rYsrGAdsc3xn3o5ygKk70d6kTUTt0zn6k+ERY= From: Maxim Levitsky To: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Maxim Levitsky Subject: [PATCH 1/6] dmfe: trivial cleanups: Date: Sat, 6 Feb 2010 22:18:57 +0200 Message-Id: <1265487542-4447-2-git-send-email-maximlevitsky@gmail.com> X-Mailer: git-send-email 1.6.3.3 In-Reply-To: <1265487542-4447-1-git-send-email-maximlevitsky@gmail.com> References: <1265487542-4447-1-git-send-email-maximlevitsky@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 83454 Lines: 2764 * Create header file * Add dmfe_ prefix to all functions * Move functions to be in more logical order * Remove useless DEVICE define This patch doesn't bring any functional changes Signed-off-by: Maxim Levitsky --- drivers/net/tulip/dmfe.c | 1706 +++++++++++++++++++++------------------------- drivers/net/tulip/dmfe.h | 305 +++++++++ 2 files changed, 1077 insertions(+), 934 deletions(-) create mode 100644 drivers/net/tulip/dmfe.h diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c index 6f44ebf..158ffc2 100644 --- a/drivers/net/tulip/dmfe.c +++ b/drivers/net/tulip/dmfe.c @@ -61,10 +61,6 @@ Test and make sure PCI latency is now correct for all cases. */ -#define DRV_NAME "dmfe" -#define DRV_VERSION "1.36.4" -#define DRV_RELDATE "2002-01-17" - #include #include #include @@ -87,210 +83,16 @@ #include #include -#include +#include #include -#include +#include #include +#include "dmfe.h" #ifdef CONFIG_TULIP_DM910X #include #endif - -/* Board/System/Debug information/definition ---------------- */ -#define PCI_DM9132_ID 0x91321282 /* Davicom DM9132 ID */ -#define PCI_DM9102_ID 0x91021282 /* Davicom DM9102 ID */ -#define PCI_DM9100_ID 0x91001282 /* Davicom DM9100 ID */ -#define PCI_DM9009_ID 0x90091282 /* Davicom DM9009 ID */ - -#define DM9102_IO_SIZE 0x80 -#define DM9102A_IO_SIZE 0x100 -#define TX_MAX_SEND_CNT 0x1 /* Maximum tx packet per time */ -#define TX_DESC_CNT 0x10 /* Allocated Tx descriptors */ -#define RX_DESC_CNT 0x20 /* Allocated Rx descriptors */ -#define TX_FREE_DESC_CNT (TX_DESC_CNT - 2) /* Max TX packet count */ -#define TX_WAKE_DESC_CNT (TX_DESC_CNT - 3) /* TX wakeup count */ -#define DESC_ALL_CNT (TX_DESC_CNT + RX_DESC_CNT) -#define TX_BUF_ALLOC 0x600 -#define RX_ALLOC_SIZE 0x620 -#define DM910X_RESET 1 -#define CR0_DEFAULT 0x00E00000 /* TX & RX burst mode */ -#define CR6_DEFAULT 0x00080000 /* HD */ -#define CR7_DEFAULT 0x180c1 -#define CR15_DEFAULT 0x06 /* TxJabber RxWatchdog */ -#define TDES0_ERR_MASK 0x4302 /* TXJT, LC, EC, FUE */ -#define MAX_PACKET_SIZE 1514 -#define DMFE_MAX_MULTICAST 14 -#define RX_COPY_SIZE 100 -#define MAX_CHECK_PACKET 0x8000 -#define DM9801_NOISE_FLOOR 8 -#define DM9802_NOISE_FLOOR 5 - -#define DMFE_WOL_LINKCHANGE 0x20000000 -#define DMFE_WOL_SAMPLEPACKET 0x10000000 -#define DMFE_WOL_MAGICPACKET 0x08000000 - - -#define DMFE_10MHF 0 -#define DMFE_100MHF 1 -#define DMFE_10MFD 4 -#define DMFE_100MFD 5 -#define DMFE_AUTO 8 -#define DMFE_1M_HPNA 0x10 - -#define DMFE_TXTH_72 0x400000 /* TX TH 72 byte */ -#define DMFE_TXTH_96 0x404000 /* TX TH 96 byte */ -#define DMFE_TXTH_128 0x0000 /* TX TH 128 byte */ -#define DMFE_TXTH_256 0x4000 /* TX TH 256 byte */ -#define DMFE_TXTH_512 0x8000 /* TX TH 512 byte */ -#define DMFE_TXTH_1K 0xC000 /* TX TH 1K byte */ - -#define DMFE_TIMER_WUT (jiffies + HZ * 1)/* timer wakeup time : 1 second */ -#define DMFE_TX_TIMEOUT ((3*HZ)/2) /* tx packet time-out time 1.5 s" */ -#define DMFE_TX_KICK (HZ/2) /* tx packet Kick-out time 0.5 s" */ - -#define DMFE_DBUG(dbug_now, msg, value) \ - do { \ - if (dmfe_debug || (dbug_now)) \ - printk(KERN_ERR DRV_NAME ": %s %lx\n",\ - (msg), (long) (value)); \ - } while (0) - -#define SHOW_MEDIA_TYPE(mode) \ - printk (KERN_INFO DRV_NAME ": Change Speed to %sMhz %s duplex\n" , \ - (mode & 1) ? "100":"10", (mode & 4) ? "full":"half"); - - -/* CR9 definition: SROM/MII */ -#define CR9_SROM_READ 0x4800 -#define CR9_SRCS 0x1 -#define CR9_SRCLK 0x2 -#define CR9_CRDOUT 0x8 -#define SROM_DATA_0 0x0 -#define SROM_DATA_1 0x4 -#define PHY_DATA_1 0x20000 -#define PHY_DATA_0 0x00000 -#define MDCLKH 0x10000 - -#define PHY_POWER_DOWN 0x800 - -#define SROM_V41_CODE 0x14 - -#define SROM_CLK_WRITE(data, ioaddr) \ - outl(data|CR9_SROM_READ|CR9_SRCS,ioaddr); \ - udelay(5); \ - outl(data|CR9_SROM_READ|CR9_SRCS|CR9_SRCLK,ioaddr); \ - udelay(5); \ - outl(data|CR9_SROM_READ|CR9_SRCS,ioaddr); \ - udelay(5); - -#define __CHK_IO_SIZE(pci_id, dev_rev) \ - (( ((pci_id)==PCI_DM9132_ID) || ((dev_rev) >= 0x30) ) ? \ - DM9102A_IO_SIZE: DM9102_IO_SIZE) - -#define CHK_IO_SIZE(pci_dev) \ - (__CHK_IO_SIZE(((pci_dev)->device << 16) | (pci_dev)->vendor, \ - (pci_dev)->revision)) - -/* Sten Check */ -#define DEVICE net_device - -/* Structure/enum declaration ------------------------------- */ -struct tx_desc { - __le32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */ - char *tx_buf_ptr; /* Data for us */ - struct tx_desc *next_tx_desc; -} __attribute__(( aligned(32) )); - -struct rx_desc { - __le32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */ - struct sk_buff *rx_skb_ptr; /* Data for us */ - struct rx_desc *next_rx_desc; -} __attribute__(( aligned(32) )); - -struct dmfe_board_info { - u32 chip_id; /* Chip vendor/Device ID */ - u8 chip_revision; /* Chip revision */ - struct DEVICE *next_dev; /* next device */ - struct pci_dev *pdev; /* PCI device */ - spinlock_t lock; - - long ioaddr; /* I/O base address */ - u32 cr0_data; - u32 cr5_data; - u32 cr6_data; - u32 cr7_data; - u32 cr15_data; - - /* pointer for memory physical address */ - dma_addr_t buf_pool_dma_ptr; /* Tx buffer pool memory */ - dma_addr_t buf_pool_dma_start; /* Tx buffer pool align dword */ - dma_addr_t desc_pool_dma_ptr; /* descriptor pool memory */ - dma_addr_t first_tx_desc_dma; - dma_addr_t first_rx_desc_dma; - - /* descriptor pointer */ - unsigned char *buf_pool_ptr; /* Tx buffer pool memory */ - unsigned char *buf_pool_start; /* Tx buffer pool align dword */ - unsigned char *desc_pool_ptr; /* descriptor pool memory */ - struct tx_desc *first_tx_desc; - struct tx_desc *tx_insert_ptr; - struct tx_desc *tx_remove_ptr; - struct rx_desc *first_rx_desc; - struct rx_desc *rx_insert_ptr; - struct rx_desc *rx_ready_ptr; /* packet come pointer */ - unsigned long tx_packet_cnt; /* transmitted packet count */ - unsigned long tx_queue_cnt; /* wait to send packet count */ - unsigned long rx_avail_cnt; /* available rx descriptor count */ - unsigned long interval_rx_cnt; /* rx packet count a callback time */ - - u16 HPNA_command; /* For HPNA register 16 */ - u16 HPNA_timer; /* For HPNA remote device check */ - u16 dbug_cnt; - u16 NIC_capability; /* NIC media capability */ - u16 PHY_reg4; /* Saved Phyxcer register 4 value */ - - u8 HPNA_present; /* 0:none, 1:DM9801, 2:DM9802 */ - u8 chip_type; /* Keep DM9102A chip type */ - u8 media_mode; /* user specify media mode */ - u8 op_mode; /* real work media mode */ - u8 phy_addr; - u8 wait_reset; /* Hardware failed, need to reset */ - u8 dm910x_chk_mode; /* Operating mode check */ - u8 first_in_callback; /* Flag to record state */ - u8 wol_mode; /* user WOL settings */ - struct timer_list timer; - - /* Driver defined statistic counter */ - unsigned long tx_fifo_underrun; - unsigned long tx_loss_carrier; - unsigned long tx_no_carrier; - unsigned long tx_late_collision; - unsigned long tx_excessive_collision; - unsigned long tx_jabber_timeout; - unsigned long reset_count; - unsigned long reset_cr8; - unsigned long reset_fatal; - unsigned long reset_TXtimeout; - - /* NIC SROM data */ - unsigned char srom[128]; -}; - -enum dmfe_offsets { - DCR0 = 0x00, DCR1 = 0x08, DCR2 = 0x10, DCR3 = 0x18, DCR4 = 0x20, - DCR5 = 0x28, DCR6 = 0x30, DCR7 = 0x38, DCR8 = 0x40, DCR9 = 0x48, - DCR10 = 0x50, DCR11 = 0x58, DCR12 = 0x60, DCR13 = 0x68, DCR14 = 0x70, - DCR15 = 0x78 -}; - -enum dmfe_CR6_bits { - CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80, - CR6_FDM = 0x200, CR6_TXSC = 0x2000, CR6_STI = 0x100000, - CR6_SFT = 0x200000, CR6_RXA = 0x40000000, CR6_NO_PURGE = 0x20000000 -}; - -/* Global variable declaration ----------------------------- */ static int __devinitdata printed_version; static const char version[] __devinitconst = KERN_INFO DRV_NAME ": Davicom DM9xxx net driver, version " @@ -313,251 +115,11 @@ static u8 SF_mode; /* Special Function: 1:VLAN, 2:RX Flow Control 4: TX pause packet */ -/* function declaration ------------------------------------- */ -static int dmfe_open(struct DEVICE *); -static netdev_tx_t dmfe_start_xmit(struct sk_buff *, struct DEVICE *); -static int dmfe_stop(struct DEVICE *); -static void dmfe_set_filter_mode(struct DEVICE *); -static const struct ethtool_ops netdev_ethtool_ops; -static u16 read_srom_word(long ,int); -static irqreturn_t dmfe_interrupt(int , void *); -#ifdef CONFIG_NET_POLL_CONTROLLER -static void poll_dmfe (struct net_device *dev); -#endif -static void dmfe_descriptor_init(struct dmfe_board_info *, unsigned long); -static void allocate_rx_buffer(struct dmfe_board_info *); -static void update_cr6(u32, unsigned long); -static void send_filter_frame(struct DEVICE * ,int); -static void dm9132_id_table(struct DEVICE * ,int); -static u16 phy_read(unsigned long, u8, u8, u32); -static void phy_write(unsigned long, u8, u8, u16, u32); -static void phy_write_1bit(unsigned long, u32); -static u16 phy_read_1bit(unsigned long); -static u8 dmfe_sense_speed(struct dmfe_board_info *); -static void dmfe_process_mode(struct dmfe_board_info *); -static void dmfe_timer(unsigned long); -static inline u32 cal_CRC(unsigned char *, unsigned int, u8); -static void dmfe_rx_packet(struct DEVICE *, struct dmfe_board_info *); -static void dmfe_free_tx_pkt(struct DEVICE *, struct dmfe_board_info *); -static void dmfe_reuse_skb(struct dmfe_board_info *, struct sk_buff *); -static void dmfe_dynamic_reset(struct DEVICE *); -static void dmfe_free_rxbuffer(struct dmfe_board_info *); -static void dmfe_init_dm910x(struct DEVICE *); -static void dmfe_parse_srom(struct dmfe_board_info *); -static void dmfe_program_DM9801(struct dmfe_board_info *, int); -static void dmfe_program_DM9802(struct dmfe_board_info *); -static void dmfe_HPNA_remote_cmd_chk(struct dmfe_board_info * ); -static void dmfe_set_phyxcer(struct dmfe_board_info *); - -/* DM910X network board routine ---------------------------- */ - -static const struct net_device_ops netdev_ops = { - .ndo_open = dmfe_open, - .ndo_stop = dmfe_stop, - .ndo_start_xmit = dmfe_start_xmit, - .ndo_set_multicast_list = dmfe_set_filter_mode, - .ndo_change_mtu = eth_change_mtu, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = poll_dmfe, -#endif -}; - /* - * Search DM910X board ,allocate space and register it + * Open routine, called on first access to the device */ -static int __devinit dmfe_init_one (struct pci_dev *pdev, - const struct pci_device_id *ent) -{ - struct dmfe_board_info *db; /* board information structure */ - struct net_device *dev; - u32 pci_pmr; - int i, err; - - DMFE_DBUG(0, "dmfe_init_one()", 0); - - if (!printed_version++) - printk(version); - - /* - * SPARC on-board DM910x chips should be handled by the main - * tulip driver, except for early DM9100s. - */ -#ifdef CONFIG_TULIP_DM910X - if ((ent->driver_data == PCI_DM9100_ID && pdev->revision >= 0x30) || - ent->driver_data == PCI_DM9102_ID) { - struct device_node *dp = pci_device_to_OF_node(pdev); - - if (dp && of_get_property(dp, "local-mac-address", NULL)) { - printk(KERN_INFO DRV_NAME - ": skipping on-board DM910x (use tulip)\n"); - return -ENODEV; - } - } -#endif - - /* Init network device */ - dev = alloc_etherdev(sizeof(*db)); - if (dev == NULL) - return -ENOMEM; - SET_NETDEV_DEV(dev, &pdev->dev); - - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { - printk(KERN_WARNING DRV_NAME - ": 32-bit PCI DMA not available.\n"); - err = -ENODEV; - goto err_out_free; - } - - /* Enable Master/IO access, Disable memory access */ - err = pci_enable_device(pdev); - if (err) - goto err_out_free; - - if (!pci_resource_start(pdev, 0)) { - printk(KERN_ERR DRV_NAME ": I/O base is zero\n"); - err = -ENODEV; - goto err_out_disable; - } - - if (pci_resource_len(pdev, 0) < (CHK_IO_SIZE(pdev)) ) { - printk(KERN_ERR DRV_NAME ": Allocated I/O size too small\n"); - err = -ENODEV; - goto err_out_disable; - } - -#if 0 /* pci_{enable_device,set_master} sets minimum latency for us now */ - - /* Set Latency Timer 80h */ - /* FIXME: setting values > 32 breaks some SiS 559x stuff. - Need a PCI quirk.. */ - - pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x80); -#endif - - if (pci_request_regions(pdev, DRV_NAME)) { - printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n"); - err = -ENODEV; - goto err_out_disable; - } - - /* Init system & device */ - db = netdev_priv(dev); - - /* Allocate Tx/Rx descriptor memory */ - db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) * - DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr); - if (!db->desc_pool_ptr) - goto err_out_res; - - db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC * - TX_DESC_CNT + 4, &db->buf_pool_dma_ptr); - if (!db->buf_pool_ptr) - goto err_out_free_desc; - - db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr; - db->first_tx_desc_dma = db->desc_pool_dma_ptr; - db->buf_pool_start = db->buf_pool_ptr; - db->buf_pool_dma_start = db->buf_pool_dma_ptr; - - db->chip_id = ent->driver_data; - db->ioaddr = pci_resource_start(pdev, 0); - db->chip_revision = pdev->revision; - db->wol_mode = 0; - - db->pdev = pdev; - - dev->base_addr = db->ioaddr; - dev->irq = pdev->irq; - pci_set_drvdata(pdev, dev); - dev->netdev_ops = &netdev_ops; - dev->ethtool_ops = &netdev_ethtool_ops; - netif_carrier_off(dev); - spin_lock_init(&db->lock); - - pci_read_config_dword(pdev, 0x50, &pci_pmr); - pci_pmr &= 0x70000; - if ( (pci_pmr == 0x10000) && (db->chip_revision == 0x31) ) - db->chip_type = 1; /* DM9102A E3 */ - else - db->chip_type = 0; - - /* read 64 word srom data */ - for (i = 0; i < 64; i++) - ((__le16 *) db->srom)[i] = - cpu_to_le16(read_srom_word(db->ioaddr, i)); - - /* Set Node address */ - for (i = 0; i < 6; i++) - dev->dev_addr[i] = db->srom[20 + i]; - - err = register_netdev (dev); - if (err) - goto err_out_free_buf; - - printk(KERN_INFO "%s: Davicom DM%04lx at pci%s, %pM, irq %d.\n", - dev->name, - ent->driver_data >> 16, - pci_name(pdev), - dev->dev_addr, - dev->irq); - - pci_set_master(pdev); - - return 0; - -err_out_free_buf: - pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, - db->buf_pool_ptr, db->buf_pool_dma_ptr); -err_out_free_desc: - pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, - db->desc_pool_ptr, db->desc_pool_dma_ptr); -err_out_res: - pci_release_regions(pdev); -err_out_disable: - pci_disable_device(pdev); -err_out_free: - pci_set_drvdata(pdev, NULL); - free_netdev(dev); - - return err; -} - - -static void __devexit dmfe_remove_one (struct pci_dev *pdev) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct dmfe_board_info *db = netdev_priv(dev); - - DMFE_DBUG(0, "dmfe_remove_one()", 0); - - if (dev) { - - unregister_netdev(dev); - - pci_free_consistent(db->pdev, sizeof(struct tx_desc) * - DESC_ALL_CNT + 0x20, db->desc_pool_ptr, - db->desc_pool_dma_ptr); - pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, - db->buf_pool_ptr, db->buf_pool_dma_ptr); - pci_release_regions(pdev); - free_netdev(dev); /* free board information */ - - pci_set_drvdata(pdev, NULL); - } - - DMFE_DBUG(0, "dmfe_remove_one() exit", 0); -} - - -/* - * Open the interface. - * The interface is opened whenever "ifconfig" actives it. - */ - -static int dmfe_open(struct DEVICE *dev) +static int dmfe_open(struct net_device *dev) { int ret; struct dmfe_board_info *db = netdev_priv(dev); @@ -581,19 +143,19 @@ static int dmfe_open(struct DEVICE *dev) db->PHY_reg4 = 0x1e0; /* CR6 operation mode decision */ - if ( !chkmode || (db->chip_id == PCI_DM9132_ID) || - (db->chip_revision >= 0x30) ) { - db->cr6_data |= DMFE_TXTH_256; + if (!chkmode || (db->chip_id == PCI_DM9132_ID) || + (db->chip_revision >= 0x30)) { + db->cr6_data |= DMFE_TXTH_256; db->cr0_data = CR0_DEFAULT; - db->dm910x_chk_mode=4; /* Enter the normal mode */ - } else { + db->dm910x_chk_mode = 4; /* Enter the normal mode */ + } else { db->cr6_data |= CR6_SFT; /* Store & Forward mode */ db->cr0_data = 0; db->dm910x_chk_mode = 1; /* Enter the check mode */ } /* Initilize DM910X board */ - dmfe_init_dm910x(dev); + dmfe_hardware_init(dev); /* Active System Interface */ netif_wake_queue(dev); @@ -609,6 +171,40 @@ static int dmfe_open(struct DEVICE *dev) } +/* + * Stop the interface. + * The interface is stopped when it is brought. + */ + +static int dmfe_stop(struct net_device *dev) +{ + struct dmfe_board_info *db = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + + DMFE_DBUG(0, "dmfe_stop", 0); + + /* disable system */ + netif_stop_queue(dev); + + /* deleted timer */ + del_timer_sync(&db->timer); + + /* Reset & stop DM910X board */ + outl(DM910X_RESET, ioaddr + DCR0); + udelay(5); + phy_write(db->ioaddr, db->phy_addr, 0, 0x8000, db->chip_id); + + /* free interrupt */ + free_irq(dev->irq, dev); + + /* free allocated rx buffer */ + dmfe_free_rxbuffer(db); + + return 0; +} + + + /* Initilize DM910X board * Reset DM910X board * Initilize TX/Rx descriptor chain structure @@ -616,12 +212,12 @@ static int dmfe_open(struct DEVICE *dev) * Enable Tx/Rx machine */ -static void dmfe_init_dm910x(struct DEVICE *dev) +static void dmfe_hardware_init(struct net_device *dev) { struct dmfe_board_info *db = netdev_priv(dev); unsigned long ioaddr = db->ioaddr; - DMFE_DBUG(0, "dmfe_init_dm910x()", 0); + DMFE_DBUG(0, "dmfe_hardware_init()", 0); /* Reset DM910x MAC controller */ outl(DM910X_RESET, ioaddr + DCR0); /* RESET MAC */ @@ -645,24 +241,24 @@ static void dmfe_init_dm910x(struct DEVICE *dev) outl(0x0, ioaddr + DCR12); /* Clear RESET signal */ /* Process Phyxcer Media Mode */ - if ( !(db->media_mode & 0x10) ) /* Force 1M mode */ + if (!(db->media_mode & 0x10)) /* Force 1M mode */ dmfe_set_phyxcer(db); /* Media Mode Process */ - if ( !(db->media_mode & DMFE_AUTO) ) + if (!(db->media_mode & DMFE_AUTO)) db->op_mode = db->media_mode; /* Force Mode */ /* Initiliaze Transmit/Receive decriptor and CR3/4 */ - dmfe_descriptor_init(db, ioaddr); + dmfe_descriptor_init(db); /* Init CR6 to program DM910x operation */ - update_cr6(db->cr6_data, ioaddr); + dmfe_update_cr6(db->cr6_data, ioaddr); /* Send setup frame */ if (db->chip_id == PCI_DM9132_ID) dm9132_id_table(dev, dev->mc_count); /* DM9132 */ else - send_filter_frame(dev, dev->mc_count); /* DM9102/DM9102A */ + dmfe_send_filter_frame(dev, dev->mc_count); /* DM9102/DM9102A */ /* Init CR7, interrupt active bit */ db->cr7_data = CR7_DEFAULT; @@ -673,7 +269,7 @@ static void dmfe_init_dm910x(struct DEVICE *dev) /* Enable DM910X Tx/Rx function */ db->cr6_data |= CR6_RXSC | CR6_TXSC | 0x40000; - update_cr6(db->cr6_data, ioaddr); + dmfe_update_cr6(db->cr6_data, ioaddr); } @@ -683,7 +279,7 @@ static void dmfe_init_dm910x(struct DEVICE *dev) */ static netdev_tx_t dmfe_start_xmit(struct sk_buff *skb, - struct DEVICE *dev) + struct net_device *dev) { struct dmfe_board_info *db = netdev_priv(dev); struct tx_desc *txptr; @@ -723,7 +319,7 @@ static netdev_tx_t dmfe_start_xmit(struct sk_buff *skb, db->tx_insert_ptr = txptr->next_tx_desc; /* Transmit Packet Process */ - if ( (!db->tx_queue_cnt) && (db->tx_packet_cnt < TX_MAX_SEND_CNT) ) { + if ((!db->tx_queue_cnt) && (db->tx_packet_cnt < TX_MAX_SEND_CNT)) { txptr->tdes0 = cpu_to_le32(0x80000000); /* Set owner bit */ db->tx_packet_cnt++; /* Ready to send */ outl(0x1, dev->base_addr + DCR1); /* Issue Tx polling */ @@ -734,7 +330,7 @@ static netdev_tx_t dmfe_start_xmit(struct sk_buff *skb, } /* Tx resource check */ - if ( db->tx_queue_cnt < TX_FREE_DESC_CNT ) + if (db->tx_queue_cnt < TX_FREE_DESC_CNT) netif_wake_queue(dev); /* Restore CR7 to enable interrupt */ @@ -749,56 +345,13 @@ static netdev_tx_t dmfe_start_xmit(struct sk_buff *skb, /* - * Stop the interface. - * The interface is stopped when it is brought. - */ - -static int dmfe_stop(struct DEVICE *dev) -{ - struct dmfe_board_info *db = netdev_priv(dev); - unsigned long ioaddr = dev->base_addr; - - DMFE_DBUG(0, "dmfe_stop", 0); - - /* disable system */ - netif_stop_queue(dev); - - /* deleted timer */ - del_timer_sync(&db->timer); - - /* Reset & stop DM910X board */ - outl(DM910X_RESET, ioaddr + DCR0); - udelay(5); - phy_write(db->ioaddr, db->phy_addr, 0, 0x8000, db->chip_id); - - /* free interrupt */ - free_irq(dev->irq, dev); - - /* free allocated rx buffer */ - dmfe_free_rxbuffer(db); - -#if 0 - /* show statistic counter */ - printk(DRV_NAME ": FU:%lx EC:%lx LC:%lx NC:%lx" - " LOC:%lx TXJT:%lx RESET:%lx RCR8:%lx FAL:%lx TT:%lx\n", - db->tx_fifo_underrun, db->tx_excessive_collision, - db->tx_late_collision, db->tx_no_carrier, db->tx_loss_carrier, - db->tx_jabber_timeout, db->reset_count, db->reset_cr8, - db->reset_fatal, db->reset_TXtimeout); -#endif - - return 0; -} - - -/* * DM9102 insterrupt handler * receive the packet to upper layer, free the transmitted packet */ static irqreturn_t dmfe_interrupt(int irq, void *dev_id) { - struct DEVICE *dev = dev_id; + struct net_device *dev = dev_id; struct dmfe_board_info *db = netdev_priv(dev); unsigned long ioaddr = dev->base_addr; unsigned long flags; @@ -810,7 +363,7 @@ static irqreturn_t dmfe_interrupt(int irq, void *dev_id) /* Got DM910X status */ db->cr5_data = inl(ioaddr + DCR5); outl(db->cr5_data, ioaddr + DCR5); - if ( !(db->cr5_data & 0xc1) ) { + if (!(db->cr5_data & 0xc1)) { spin_unlock_irqrestore(&db->lock, flags); return IRQ_HANDLED; } @@ -829,22 +382,22 @@ static irqreturn_t dmfe_interrupt(int irq, void *dev_id) } /* Received the coming packet */ - if ( (db->cr5_data & 0x40) && db->rx_avail_cnt ) + if ((db->cr5_data & 0x40) && db->rx_avail_cnt) dmfe_rx_packet(dev, db); /* reallocate rx descriptor buffer */ - if (db->rx_avail_cntrx_avail_cnt < RX_DESC_CNT) + dmfe_allocate_rx_buffer(db); /* Free the transmitted descriptor */ - if ( db->cr5_data & 0x01) + if (db->cr5_data & 0x01) dmfe_free_tx_pkt(dev, db); /* Mode Check */ if (db->dm910x_chk_mode & 0x2) { db->dm910x_chk_mode = 0x4; db->cr6_data |= 0x100; - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); } /* Restore CR7 to enable interrupt mask */ @@ -862,12 +415,12 @@ static irqreturn_t dmfe_interrupt(int irq, void *dev_id) * the interrupt routine is executing. */ -static void poll_dmfe (struct net_device *dev) +static void dmfe_poll(struct net_device *dev) { /* disable_irq here is not very nice, but with the lockless interrupt handler we have no other choice. */ disable_irq(dev->irq); - dmfe_interrupt (dev->irq, dev); + dmfe_interrupt(dev->irq, dev); enable_irq(dev->irq); } #endif @@ -876,16 +429,18 @@ static void poll_dmfe (struct net_device *dev) * Free TX resource after TX complete */ -static void dmfe_free_tx_pkt(struct DEVICE *dev, struct dmfe_board_info * db) +static void dmfe_free_tx_pkt(struct net_device *dev, + struct dmfe_board_info *db) { struct tx_desc *txptr; unsigned long ioaddr = dev->base_addr; u32 tdes0; - txptr = db->tx_remove_ptr; - while(db->tx_packet_cnt) { + for (txptr = db->tx_remove_ptr; db->tx_packet_cnt; + txptr = txptr->next_tx_desc) { + tdes0 = le32_to_cpu(txptr->tdes0); - /* printk(DRV_NAME ": tdes0=%x\n", tdes0); */ + if (tdes0 & 0x80000000) break; @@ -894,41 +449,43 @@ static void dmfe_free_tx_pkt(struct DEVICE *dev, struct dmfe_board_info * db) dev->stats.tx_packets++; /* Transmit statistic counter */ - if ( tdes0 != 0x7fffffff ) { - /* printk(DRV_NAME ": tdes0=%x\n", tdes0); */ - dev->stats.collisions += (tdes0 >> 3) & 0xf; - dev->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff; - if (tdes0 & TDES0_ERR_MASK) { - dev->stats.tx_errors++; - - if (tdes0 & 0x0002) { /* UnderRun */ - db->tx_fifo_underrun++; - if ( !(db->cr6_data & CR6_SFT) ) { - db->cr6_data = db->cr6_data | CR6_SFT; - update_cr6(db->cr6_data, db->ioaddr); - } - } - if (tdes0 & 0x0100) - db->tx_excessive_collision++; - if (tdes0 & 0x0200) - db->tx_late_collision++; - if (tdes0 & 0x0400) - db->tx_no_carrier++; - if (tdes0 & 0x0800) - db->tx_loss_carrier++; - if (tdes0 & 0x4000) - db->tx_jabber_timeout++; + if (tdes0 == 0x7fffffff) + continue; + + dev->stats.collisions += (tdes0 >> 3) & 0xf; + dev->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff; + + if (!(tdes0 & TDES0_ERR_MASK)) + continue; + + dev->stats.tx_errors++; + + if (tdes0 & 0x0002) { /* UnderRun */ + db->tx_fifo_underrun++; + + if (!(db->cr6_data & CR6_SFT)) { + db->cr6_data = db->cr6_data | CR6_SFT; + dmfe_update_cr6(db->cr6_data, db->ioaddr); } } - txptr = txptr->next_tx_desc; - }/* End of while */ + if (tdes0 & 0x0100) + db->tx_excessive_collision++; + if (tdes0 & 0x0200) + db->tx_late_collision++; + if (tdes0 & 0x0400) + db->tx_no_carrier++; + if (tdes0 & 0x0800) + db->tx_loss_carrier++; + if (tdes0 & 0x4000) + db->tx_jabber_timeout++; + } /* Update TX remove pointer to next */ db->tx_remove_ptr = txptr; /* Send the Tx packet in queue */ - if ( (db->tx_packet_cnt < TX_MAX_SEND_CNT) && db->tx_queue_cnt ) { + if ((db->tx_packet_cnt < TX_MAX_SEND_CNT) && db->tx_queue_cnt) { txptr->tdes0 = cpu_to_le32(0x80000000); /* Set owner bit */ db->tx_packet_cnt++; /* Ready to send */ db->tx_queue_cnt--; @@ -937,40 +494,27 @@ static void dmfe_free_tx_pkt(struct DEVICE *dev, struct dmfe_board_info * db) } /* Resource available check */ - if ( db->tx_queue_cnt < TX_WAKE_DESC_CNT ) + if (db->tx_queue_cnt < TX_WAKE_DESC_CNT) netif_wake_queue(dev); /* Active upper layer, send again */ } /* - * Calculate the CRC valude of the Rx packet - * flag = 1 : return the reverse CRC (for the received packet CRC) - * 0 : return the normal CRC (for Hash Table index) - */ - -static inline u32 cal_CRC(unsigned char * Data, unsigned int Len, u8 flag) -{ - u32 crc = crc32(~0, Data, Len); - if (flag) crc = ~crc; - return crc; -} - - -/* * Receive the come packet and pass to upper layer */ -static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db) +static void dmfe_rx_packet(struct net_device *dev, struct dmfe_board_info *db) { struct rx_desc *rxptr; struct sk_buff *skb, *newskb; int rxlen; u32 rdes0; - rxptr = db->rx_ready_ptr; - - while(db->rx_avail_cnt) { + for (rxptr = db->rx_ready_ptr; db->rx_avail_cnt; + rxptr = rxptr->next_rx_desc) { rdes0 = le32_to_cpu(rxptr->rdes0); + + if (rdes0 & 0x80000000) /* packet owner check */ break; @@ -980,71 +524,75 @@ static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db) pci_unmap_single(db->pdev, le32_to_cpu(rxptr->rdes2), RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE); - if ( (rdes0 & 0x300) != 0x300) { - /* A packet without First/Last flag */ - /* reuse this SKB */ + + /* A packet without First/Last flag */ + /* reuse this SKB */ + if ((rdes0 & 0x300) != 0x300) { DMFE_DBUG(0, "Reuse SK buffer, rdes0", rdes0); dmfe_reuse_skb(db, rxptr->rx_skb_ptr); - } else { - /* A packet with First/Last flag */ - rxlen = ( (rdes0 >> 16) & 0x3fff) - 4; - - /* error summary bit check */ - if (rdes0 & 0x8000) { - /* This is a error packet */ - //printk(DRV_NAME ": rdes0: %lx\n", rdes0); - dev->stats.rx_errors++; - if (rdes0 & 1) - dev->stats.rx_fifo_errors++; - if (rdes0 & 2) - dev->stats.rx_crc_errors++; - if (rdes0 & 0x80) - dev->stats.rx_length_errors++; - } + continue; + } + + /* A packet with First/Last flag */ + rxlen = ((rdes0 >> 16) & 0x3fff) - 4; - if ( !(rdes0 & 0x8000) || - ((db->cr6_data & CR6_PM) && (rxlen>6)) ) { - skb = rxptr->rx_skb_ptr; - - /* Received Packet CRC check need or not */ - if ( (db->dm910x_chk_mode & 1) && - (cal_CRC(skb->data, rxlen, 1) != - (*(u32 *) (skb->data+rxlen) ))) { /* FIXME (?) */ - /* Found a error received packet */ - dmfe_reuse_skb(db, rxptr->rx_skb_ptr); - db->dm910x_chk_mode = 3; - } else { - /* Good packet, send to upper layer */ - /* Shorst packet used new SKB */ - if ((rxlen < RX_COPY_SIZE) && - ((newskb = dev_alloc_skb(rxlen + 2)) - != NULL)) { - - skb = newskb; - /* size less than COPY_SIZE, allocate a rxlen SKB */ - skb_reserve(skb, 2); /* 16byte align */ - skb_copy_from_linear_data(rxptr->rx_skb_ptr, - skb_put(skb, rxlen), - rxlen); - dmfe_reuse_skb(db, rxptr->rx_skb_ptr); - } else - skb_put(skb, rxlen); - - skb->protocol = eth_type_trans(skb, dev); - netif_rx(skb); - dev->stats.rx_packets++; - dev->stats.rx_bytes += rxlen; - } - } else { - /* Reuse SKB buffer when the packet is error */ + + /* This is a error packet */ + if (rdes0 & 0x8000) { + dev->stats.rx_errors++; + if (rdes0 & 1) + dev->stats.rx_fifo_errors++; + if (rdes0 & 2) + dev->stats.rx_crc_errors++; + if (rdes0 & 0x80) + dev->stats.rx_length_errors++; + + if (!(db->cr6_data & CR6_PM) || rxlen <= 6) { DMFE_DBUG(0, "Reuse SK buffer, rdes0", rdes0); dmfe_reuse_skb(db, rxptr->rx_skb_ptr); } + continue; } - rxptr = rxptr->next_rx_desc; - } + /* Received Packet CRC check need or not */ + if (db->dm910x_chk_mode & 1) { + + /* FIXME (?) */ + if (cal_CRC(skb->data, rxlen, 1) + != (*(u32 *) (skb->data+rxlen))) { + /* Found a error received packet */ + dmfe_reuse_skb(db, rxptr->rx_skb_ptr); + db->dm910x_chk_mode = 3; + } + continue; + } + + skb = rxptr->rx_skb_ptr; + + /* Good packet, send to upper layer */ + /* Shorst packet used new SKB */ + if (rxlen < RX_COPY_SIZE) + newskb = dev_alloc_skb(rxlen + 2); + + + if (rxlen < RX_COPY_SIZE && newskb) { + + skb = newskb; + /* size less than COPY_SIZE, allocate a rxlen SKB */ + skb_reserve(skb, 2); /* 16byte align */ + skb_copy_from_linear_data(rxptr->rx_skb_ptr, + skb_put(skb, rxlen), + rxlen); + dmfe_reuse_skb(db, rxptr->rx_skb_ptr); + } else + skb_put(skb, rxlen); + + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + dev->stats.rx_packets++; + dev->stats.rx_bytes += rxlen; + } db->rx_ready_ptr = rxptr; } @@ -1052,7 +600,7 @@ static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db) * Set DM910X multicast address */ -static void dmfe_set_filter_mode(struct DEVICE * dev) +static void dmfe_set_filter_mode(struct net_device *dev) { struct dmfe_board_info *db = netdev_priv(dev); unsigned long flags; @@ -1063,7 +611,7 @@ static void dmfe_set_filter_mode(struct DEVICE * dev) if (dev->flags & IFF_PROMISC) { DMFE_DBUG(0, "Enable PROM Mode", 0); db->cr6_data |= CR6_PM | CR6_PBF; - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); spin_unlock_irqrestore(&db->lock, flags); return; } @@ -1080,60 +628,11 @@ static void dmfe_set_filter_mode(struct DEVICE * dev) if (db->chip_id == PCI_DM9132_ID) dm9132_id_table(dev, dev->mc_count); /* DM9132 */ else - send_filter_frame(dev, dev->mc_count); /* DM9102/DM9102A */ + dmfe_send_filter_frame(dev, dev->mc_count); /* DM9102/DM9102A */ spin_unlock_irqrestore(&db->lock, flags); } /* - * Ethtool interace - */ - -static void dmfe_ethtool_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) -{ - struct dmfe_board_info *np = netdev_priv(dev); - - strcpy(info->driver, DRV_NAME); - strcpy(info->version, DRV_VERSION); - if (np->pdev) - strcpy(info->bus_info, pci_name(np->pdev)); - else - sprintf(info->bus_info, "EISA 0x%lx %d", - dev->base_addr, dev->irq); -} - -static int dmfe_ethtool_set_wol(struct net_device *dev, - struct ethtool_wolinfo *wolinfo) -{ - struct dmfe_board_info *db = netdev_priv(dev); - - if (wolinfo->wolopts & (WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | - WAKE_ARP | WAKE_MAGICSECURE)) - return -EOPNOTSUPP; - - db->wol_mode = wolinfo->wolopts; - return 0; -} - -static void dmfe_ethtool_get_wol(struct net_device *dev, - struct ethtool_wolinfo *wolinfo) -{ - struct dmfe_board_info *db = netdev_priv(dev); - - wolinfo->supported = WAKE_PHY | WAKE_MAGIC; - wolinfo->wolopts = db->wol_mode; - return; -} - - -static const struct ethtool_ops netdev_ethtool_ops = { - .get_drvinfo = dmfe_ethtool_get_drvinfo, - .get_link = ethtool_op_get_link, - .set_wol = dmfe_ethtool_set_wol, - .get_wol = dmfe_ethtool_get_wol, -}; - -/* * A periodic timer routine * Dynamic media sense, allocate Rx buffer... */ @@ -1142,9 +641,9 @@ static void dmfe_timer(unsigned long data) { u32 tmp_cr8; unsigned char tmp_cr12; - struct DEVICE *dev = (struct DEVICE *) data; + struct net_device *dev = (struct net_device *) data; struct dmfe_board_info *db = netdev_priv(dev); - unsigned long flags; + unsigned long flags; int link_ok, link_ok_phy; @@ -1154,13 +653,13 @@ static void dmfe_timer(unsigned long data) /* Media mode process when Link OK before enter this route */ if (db->first_in_callback == 0) { db->first_in_callback = 1; - if (db->chip_type && (db->chip_id==PCI_DM9102_ID)) { + if (db->chip_type && (db->chip_id == PCI_DM9102_ID)) { db->cr6_data &= ~0x40000; - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); phy_write(db->ioaddr, db->phy_addr, 0, 0x1000, db->chip_id); db->cr6_data |= 0x40000; - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); db->timer.expires = DMFE_TIMER_WUT + HZ * 2; add_timer(&db->timer); spin_unlock_irqrestore(&db->lock, flags); @@ -1168,27 +667,26 @@ static void dmfe_timer(unsigned long data) } } - /* Operating Mode Check */ - if ( (db->dm910x_chk_mode & 0x1) && - (dev->stats.rx_packets > MAX_CHECK_PACKET) ) + if ((db->dm910x_chk_mode & 0x1) && + (dev->stats.rx_packets > MAX_CHECK_PACKET)) db->dm910x_chk_mode = 0x4; /* Dynamic reset DM910X : system error or transmit time-out */ tmp_cr8 = inl(db->ioaddr + DCR8); - if ( (db->interval_rx_cnt==0) && (tmp_cr8) ) { + if ((db->interval_rx_cnt == 0) && (tmp_cr8)) { db->reset_cr8++; db->wait_reset = 1; } db->interval_rx_cnt = 0; /* TX polling kick monitor */ - if ( db->tx_packet_cnt && - time_after(jiffies, dev->trans_start + DMFE_TX_KICK) ) { + if (db->tx_packet_cnt && + time_after(jiffies, dev->trans_start + 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 + DMFE_TX_TIMEOUT)) { db->reset_TXtimeout++; db->wait_reset = 1; printk(KERN_WARNING "%s: Tx timeout - resetting\n", @@ -1213,17 +711,16 @@ static void dmfe_timer(unsigned long data) else tmp_cr12 = inb(db->ioaddr + DCR12); /* DM9102/DM9102A */ - if ( ((db->chip_id == PCI_DM9102_ID) && + if (((db->chip_id == PCI_DM9102_ID) && (db->chip_revision == 0x30)) || ((db->chip_id == PCI_DM9132_ID) && - (db->chip_revision == 0x10)) ) { + (db->chip_revision == 0x10))) { /* DM9102A Chip */ if (tmp_cr12 & 2) link_ok = 0; else link_ok = 1; - } - else + } else /*0x43 is used instead of 0x3 because bit 6 should represent link status of external PHY */ link_ok = (tmp_cr12 & 0x43) ? 1 : 0; @@ -1235,39 +732,39 @@ static void dmfe_timer(unsigned long data) */ /* need a dummy read because of PHY's register latch*/ - phy_read (db->ioaddr, db->phy_addr, 1, db->chip_id); - link_ok_phy = (phy_read (db->ioaddr, + phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); + link_ok_phy = (phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id) & 0x4) ? 1 : 0; if (link_ok_phy != link_ok) { - DMFE_DBUG (0, "PHY and chip report different link status", 0); + DMFE_DBUG(0, "PHY and chip report different link status", 0); link_ok = link_ok | link_ok_phy; - } + } - if ( !link_ok && netif_carrier_ok(dev)) { + if (!link_ok && netif_carrier_ok(dev)) { /* Link Failed */ DMFE_DBUG(0, "Link Failed", tmp_cr12); netif_carrier_off(dev); /* For Force 10/100M Half/Full mode: Enable Auto-Nego mode */ /* AUTO or force 1M Homerun/Longrun don't need */ - if ( !(db->media_mode & 0x38) ) + if (!(db->media_mode & 0x38)) phy_write(db->ioaddr, db->phy_addr, 0, 0x1000, db->chip_id); /* AUTO mode, if INT phyxcer link failed, select EXT device */ if (db->media_mode & DMFE_AUTO) { /* 10/100M link failed, used 1M Home-Net */ - db->cr6_data|=0x00040000; /* bit18=1, MII */ - db->cr6_data&=~0x00000200; /* bit9=0, HD mode */ - update_cr6(db->cr6_data, db->ioaddr); + db->cr6_data |= 0x00040000; /* bit18=1, MII */ + db->cr6_data &= ~0x00000200; /* bit9=0, HD mode */ + dmfe_update_cr6(db->cr6_data, db->ioaddr); } } else if (!netif_carrier_ok(dev)) { - DMFE_DBUG(0, "Link link OK", tmp_cr12); + DMFE_DBUG(0, "Link OK", tmp_cr12); /* Auto Sense Speed */ - if ( !(db->media_mode & DMFE_AUTO) || !dmfe_sense_speed(db)) { + if (!(db->media_mode & DMFE_AUTO) || !dmfe_sense_speed(db)) { netif_carrier_on(dev); SHOW_MEDIA_TYPE(db->op_mode); } @@ -1297,7 +794,7 @@ static void dmfe_timer(unsigned long data) * Re-initilize DM910X board */ -static void dmfe_dynamic_reset(struct DEVICE *dev) +static void dmfe_dynamic_reset(struct net_device *dev) { struct dmfe_board_info *db = netdev_priv(dev); @@ -1305,7 +802,7 @@ static void dmfe_dynamic_reset(struct DEVICE *dev) /* Sopt MAC controller */ db->cr6_data &= ~(CR6_RXSC | CR6_TXSC); /* Disable Tx/Rx */ - update_cr6(db->cr6_data, dev->base_addr); + dmfe_update_cr6(db->cr6_data, dev->base_addr); outl(0, dev->base_addr + DCR7); /* Disable Interrupt */ outl(inl(dev->base_addr + DCR5), dev->base_addr + DCR5); @@ -1323,7 +820,7 @@ static void dmfe_dynamic_reset(struct DEVICE *dev) db->wait_reset = 0; /* Re-initilize DM910X board */ - dmfe_init_dm910x(dev); + dmfe_hardware_init(dev); /* Restart upper layer interface */ netif_wake_queue(dev); @@ -1331,23 +828,6 @@ static void dmfe_dynamic_reset(struct DEVICE *dev) /* - * free all allocated rx buffer - */ - -static void dmfe_free_rxbuffer(struct dmfe_board_info * db) -{ - DMFE_DBUG(0, "dmfe_free_rxbuffer()", 0); - - /* free allocated rx buffer */ - while (db->rx_avail_cnt) { - dev_kfree_skb(db->rx_ready_ptr->rx_skb_ptr); - db->rx_ready_ptr = db->rx_ready_ptr->next_rx_desc; - db->rx_avail_cnt--; - } -} - - -/* * Reuse the SK buffer */ @@ -1357,8 +837,8 @@ static void dmfe_reuse_skb(struct dmfe_board_info *db, struct sk_buff * skb) if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) { rxptr->rx_skb_ptr = skb; - rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, - skb->data, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); + rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev, + skb->data, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE)); wmb(); rxptr->rdes0 = cpu_to_le32(0x80000000); db->rx_avail_cnt++; @@ -1373,13 +853,14 @@ static void dmfe_reuse_skb(struct dmfe_board_info *db, struct sk_buff * skb) * Using Chain structure, and allocate Tx/Rx buffer */ -static void dmfe_descriptor_init(struct dmfe_board_info *db, unsigned long ioaddr) +static void dmfe_descriptor_init(struct dmfe_board_info *db) { struct tx_desc *tmp_tx; struct rx_desc *tmp_rx; unsigned char *tmp_buf; dma_addr_t tmp_tx_dma, tmp_rx_dma; dma_addr_t tmp_buf_dma; + unsigned long ioaddr = db->ioaddr; int i; DMFE_DBUG(0, "dmfe_descriptor_init()", 0); @@ -1403,7 +884,9 @@ static void dmfe_descriptor_init(struct dmfe_board_info *db, unsigned long ioadd tmp_buf = db->buf_pool_start; tmp_buf_dma = db->buf_pool_dma_start; tmp_tx_dma = db->first_tx_desc_dma; - for (tmp_tx = db->first_tx_desc, i = 0; i < TX_DESC_CNT; i++, tmp_tx++) { + tmp_tx = db->first_tx_desc; + + for (i = 0; i < TX_DESC_CNT ; i++, tmp_tx++) { tmp_tx->tx_buf_ptr = tmp_buf; tmp_tx->tdes0 = cpu_to_le32(0); tmp_tx->tdes1 = cpu_to_le32(0x81000000); /* IC, chain */ @@ -1418,19 +901,70 @@ static void dmfe_descriptor_init(struct dmfe_board_info *db, unsigned long ioadd tmp_tx->next_tx_desc = db->first_tx_desc; /* Init Receive descriptor chain */ - tmp_rx_dma=db->first_rx_desc_dma; - for (tmp_rx = db->first_rx_desc, i = 0; i < RX_DESC_CNT; i++, tmp_rx++) { + tmp_rx_dma = db->first_rx_desc_dma; + tmp_rx = db->first_rx_desc; + for (i = 0; i < RX_DESC_CNT; i++, tmp_rx++) { tmp_rx->rdes0 = cpu_to_le32(0); tmp_rx->rdes1 = cpu_to_le32(0x01000600); tmp_rx_dma += sizeof(struct rx_desc); tmp_rx->rdes3 = cpu_to_le32(tmp_rx_dma); tmp_rx->next_rx_desc = tmp_rx + 1; } + (--tmp_rx)->rdes3 = cpu_to_le32(db->first_rx_desc_dma); tmp_rx->next_rx_desc = db->first_rx_desc; /* pre-allocate Rx buffer */ - allocate_rx_buffer(db); + dmfe_allocate_rx_buffer(db); +} + +/* + * Allocate rx buffer, + * As possible as allocate maxiumn Rx buffer + */ + +static void dmfe_allocate_rx_buffer(struct dmfe_board_info *db) +{ + struct rx_desc *rxptr; + struct sk_buff *skb; + + rxptr = db->rx_insert_ptr; + + while (db->rx_avail_cnt < RX_DESC_CNT) { + + skb = dev_alloc_skb(RX_ALLOC_SIZE); + + if (!skb) + break; + + rxptr->rx_skb_ptr = skb; /* FIXME (?) */ + rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev, skb->data, + RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE)); + wmb(); + + rxptr->rdes0 = cpu_to_le32(0x80000000); + rxptr = rxptr->next_rx_desc; + db->rx_avail_cnt++; + } + + db->rx_insert_ptr = rxptr; +} + + +/* + * free all allocated rx buffer + */ + +static void dmfe_free_rxbuffer(struct dmfe_board_info *db) +{ + DMFE_DBUG(0, "dmfe_free_rxbuffer()", 0); + + /* free allocated rx buffer */ + while (db->rx_avail_cnt) { + dev_kfree_skb(db->rx_ready_ptr->rx_skb_ptr); + db->rx_ready_ptr = db->rx_ready_ptr->next_rx_desc; + db->rx_avail_cnt--; + } } @@ -1439,7 +973,7 @@ static void dmfe_descriptor_init(struct dmfe_board_info *db, unsigned long ioadd * Firstly stop DM910X , then written value and start */ -static void update_cr6(u32 cr6_data, unsigned long ioaddr) +static void dmfe_update_cr6(u32 cr6_data, unsigned long ioaddr) { u32 cr6_tmp; @@ -1456,10 +990,10 @@ static void update_cr6(u32 cr6_data, unsigned long ioaddr) * This setup frame initilize DM910X address filter mode */ -static void dm9132_id_table(struct DEVICE *dev, int mc_cnt) +static void dm9132_id_table(struct net_device *dev, int mc_cnt) { struct dev_mc_list *mcptr; - u16 * addrptr; + u16 *addrptr; unsigned long ioaddr = dev->base_addr+0xc0; /* ID Table */ u32 hash_val; u16 i, hash_table[4]; @@ -1483,8 +1017,9 @@ static void dm9132_id_table(struct DEVICE *dev, int mc_cnt) hash_table[3] = 0x8000; /* the multicast address in Hash Table : 64 bits */ - for (mcptr = dev->mc_list, i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { - hash_val = cal_CRC( (char *) mcptr->dmi_addr, 6, 0) & 0x3f; + mcptr = dev->mc_list; + for (i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { + hash_val = cal_CRC((char *)mcptr->dmi_addr, 6, 0) & 0x3f; hash_table[hash_val / 16] |= (u16) 1 << (hash_val % 16); } @@ -1499,16 +1034,16 @@ static void dm9132_id_table(struct DEVICE *dev, int mc_cnt) * This setup frame initilize DM910X address filter mode */ -static void send_filter_frame(struct DEVICE *dev, int mc_cnt) +static void dmfe_send_filter_frame(struct net_device *dev, int mc_cnt) { struct dmfe_board_info *db = netdev_priv(dev); struct dev_mc_list *mcptr; struct tx_desc *txptr; - u16 * addrptr; - u32 * suptr; + u16 *addrptr; + u32 *suptr; int i; - DMFE_DBUG(0, "send_filter_frame()", 0); + DMFE_DBUG(0, "dmfe_send_filter_frame()", 0); txptr = db->tx_insert_ptr; suptr = (u32 *) txptr->tx_buf_ptr; @@ -1525,14 +1060,16 @@ static void send_filter_frame(struct DEVICE *dev, int mc_cnt) *suptr++ = 0xffff; /* fit the multicast address */ - for (mcptr = dev->mc_list, i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { + mcptr = dev->mc_list; + + for (i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { addrptr = (u16 *) mcptr->dmi_addr; *suptr++ = addrptr[0]; *suptr++ = addrptr[1]; *suptr++ = addrptr[2]; } - for (; i<14; i++) { + for (; i < 14; i++) { *suptr++ = 0xffff; *suptr++ = 0xffff; *suptr++ = 0xffff; @@ -1547,9 +1084,9 @@ static void send_filter_frame(struct DEVICE *dev, int mc_cnt) /* Resource Empty */ db->tx_packet_cnt++; txptr->tdes0 = cpu_to_le32(0x80000000); - update_cr6(db->cr6_data | 0x2000, dev->base_addr); + dmfe_update_cr6(db->cr6_data | 0x2000, dev->base_addr); outl(0x1, dev->base_addr + DCR1); /* Issue Tx polling */ - update_cr6(db->cr6_data, dev->base_addr); + dmfe_update_cr6(db->cr6_data, dev->base_addr); dev->trans_start = jiffies; } else db->tx_queue_cnt++; /* Put in TX queue */ @@ -1557,107 +1094,54 @@ static void send_filter_frame(struct DEVICE *dev, int mc_cnt) /* - * Allocate rx buffer, - * As possible as allocate maxiumn Rx buffer - */ - -static void allocate_rx_buffer(struct dmfe_board_info *db) -{ - struct rx_desc *rxptr; - struct sk_buff *skb; - - rxptr = db->rx_insert_ptr; - - while(db->rx_avail_cnt < RX_DESC_CNT) { - if ( ( skb = dev_alloc_skb(RX_ALLOC_SIZE) ) == NULL ) - break; - rxptr->rx_skb_ptr = skb; /* FIXME (?) */ - rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->data, - RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); - wmb(); - rxptr->rdes0 = cpu_to_le32(0x80000000); - rxptr = rxptr->next_rx_desc; - db->rx_avail_cnt++; - } - - db->rx_insert_ptr = rxptr; -} - - -/* - * Read one word data from the serial ROM - */ - -static u16 read_srom_word(long ioaddr, int offset) -{ - int i; - u16 srom_data = 0; - long cr9_ioaddr = ioaddr + DCR9; - - outl(CR9_SROM_READ, cr9_ioaddr); - outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); - - /* Send the Read Command 110b */ - SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); - SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); - SROM_CLK_WRITE(SROM_DATA_0, cr9_ioaddr); - - /* Send the offset */ - for (i = 5; i >= 0; i--) { - srom_data = (offset & (1 << i)) ? SROM_DATA_1 : SROM_DATA_0; - SROM_CLK_WRITE(srom_data, cr9_ioaddr); - } - - outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); - - for (i = 16; i > 0; i--) { - outl(CR9_SROM_READ | CR9_SRCS | CR9_SRCLK, cr9_ioaddr); - udelay(5); - srom_data = (srom_data << 1) | - ((inl(cr9_ioaddr) & CR9_CRDOUT) ? 1 : 0); - outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); - udelay(5); - } - - outl(CR9_SROM_READ, cr9_ioaddr); - return srom_data; -} - - -/* * Auto sense the media mode */ -static u8 dmfe_sense_speed(struct dmfe_board_info * db) +static u8 dmfe_sense_speed(struct dmfe_board_info *db) { u8 ErrFlag = 0; u16 phy_mode; /* CR6 bit18=0, select 10/100M */ - update_cr6( (db->cr6_data & ~0x40000), db->ioaddr); + dmfe_update_cr6((db->cr6_data & ~0x40000), db->ioaddr); phy_mode = phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); phy_mode = phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); - if ( (phy_mode & 0x24) == 0x24 ) { + + if ((phy_mode & 0x24) == 0x24) { + if (db->chip_id == PCI_DM9132_ID) /* DM9132 */ phy_mode = phy_read(db->ioaddr, db->phy_addr, 7, db->chip_id) & 0xf000; else /* DM9102/DM9102A */ phy_mode = phy_read(db->ioaddr, db->phy_addr, 17, db->chip_id) & 0xf000; + /* printk(DRV_NAME ": Phy_mode %x ",phy_mode); */ + switch (phy_mode) { - case 0x1000: db->op_mode = DMFE_10MHF; break; - case 0x2000: db->op_mode = DMFE_10MFD; break; - case 0x4000: db->op_mode = DMFE_100MHF; break; - case 0x8000: db->op_mode = DMFE_100MFD; break; - default: db->op_mode = DMFE_10MHF; + case 0x1000: + db->op_mode = DMFE_10MHF; + break; + case 0x2000: + db->op_mode = DMFE_10MFD; + break; + case 0x4000: + db->op_mode = DMFE_100MHF; + break; + case 0x8000: + db->op_mode = DMFE_100MFD; + break; + default: + db->op_mode = DMFE_10MHF; ErrFlag = 1; break; } + } else { db->op_mode = DMFE_10MHF; + DMFE_DBUG(0, "Link Failed :", phy_mode); ErrFlag = 1; } @@ -1665,7 +1149,6 @@ static u8 dmfe_sense_speed(struct dmfe_board_info * db) return ErrFlag; } - /* * Set 10/100 phyxcer capability * AUTO mode : phyxcer register4 is NIC capability @@ -1678,7 +1161,7 @@ static void dmfe_set_phyxcer(struct dmfe_board_info *db) /* Select 10/100M phyxcer */ db->cr6_data &= ~0x40000; - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); /* DM9009 Chip: Phyxcer reg18 bit12=0 */ if (db->chip_id == PCI_DM9009_ID) { @@ -1696,27 +1179,38 @@ static void dmfe_set_phyxcer(struct dmfe_board_info *db) /* AUTO Mode */ phy_reg |= db->PHY_reg4; } else { + /* Force Mode */ - switch(db->media_mode) { - case DMFE_10MHF: phy_reg |= 0x20; break; - case DMFE_10MFD: phy_reg |= 0x40; break; - case DMFE_100MHF: phy_reg |= 0x80; break; - case DMFE_100MFD: phy_reg |= 0x100; break; + switch (db->media_mode) { + case DMFE_10MHF: + phy_reg |= 0x20; + break; + case DMFE_10MFD: + phy_reg |= 0x40; + break; + case DMFE_100MHF: + phy_reg |= 0x80; + break; + case DMFE_100MFD: + phy_reg |= 0x100; + break; } - if (db->chip_id == PCI_DM9009_ID) phy_reg &= 0x61; + + if (db->chip_id == PCI_DM9009_ID) + phy_reg &= 0x61; } - /* Write new capability to Phyxcer Reg4 */ - if ( !(phy_reg & 0x01e0)) { - phy_reg|=db->PHY_reg4; - db->media_mode|=DMFE_AUTO; + /* Write new capability to Phyxcer Reg4 */ + if (!(phy_reg & 0x01e0)) { + phy_reg |= db->PHY_reg4; + db->media_mode |= DMFE_AUTO; } phy_write(db->ioaddr, db->phy_addr, 4, phy_reg, db->chip_id); - /* Restart Auto-Negotiation */ - if ( db->chip_type && (db->chip_id == PCI_DM9102_ID) ) + /* Restart Auto-Negotiation */ + if (db->chip_type && (db->chip_id == PCI_DM9102_ID)) phy_write(db->ioaddr, db->phy_addr, 0, 0x1800, db->chip_id); - if ( !db->chip_type ) + if (!db->chip_type) phy_write(db->ioaddr, db->phy_addr, 0, 0x1200, db->chip_id); } @@ -1744,24 +1238,34 @@ static void dmfe_process_mode(struct dmfe_board_info *db) else db->cr6_data &= ~0x40000;/* Internal 10/100 transciver */ - update_cr6(db->cr6_data, db->ioaddr); + dmfe_update_cr6(db->cr6_data, db->ioaddr); /* 10/100M phyxcer force mode need */ - if ( !(db->media_mode & 0x18)) { - /* Forece Mode */ + if (!(db->media_mode & 0x18)) { + /* Force Mode */ phy_reg = phy_read(db->ioaddr, db->phy_addr, 6, db->chip_id); - if ( !(phy_reg & 0x1) ) { + if (!(phy_reg & 0x1)) { /* parter without N-Way capability */ phy_reg = 0x0; - switch(db->op_mode) { - case DMFE_10MHF: phy_reg = 0x0; break; - case DMFE_10MFD: phy_reg = 0x100; break; - case DMFE_100MHF: phy_reg = 0x2000; break; - case DMFE_100MFD: phy_reg = 0x2100; break; + + switch (db->op_mode) { + case DMFE_10MHF: + phy_reg = 0x0; + break; + case DMFE_10MFD: + phy_reg = 0x100; + break; + case DMFE_100MHF: + phy_reg = 0x2000; + break; + case DMFE_100MFD: + phy_reg = 0x2100; + break; } + phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id); - if ( db->chip_type && (db->chip_id == PCI_DM9102_ID) ) + if (db->chip_type && (db->chip_id == PCI_DM9102_ID)) mdelay(20); phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id); @@ -1814,7 +1318,7 @@ static void phy_write(unsigned long iobase, u8 phy_addr, u8 offset, phy_write_1bit(ioaddr, PHY_DATA_0); /* Write a word data to PHY controller */ - for ( i = 0x8000; i > 0; i >>= 1) + for (i = 0x8000; i > 0; i >>= 1) phy_write_1bit(ioaddr, phy_data & i ? PHY_DATA_1 : PHY_DATA_0); } @@ -1900,7 +1404,7 @@ static u16 phy_read_1bit(unsigned long ioaddr) outl(0x50000, ioaddr); udelay(1); - phy_data = ( inl(ioaddr) >> 19 ) & 0x1; + phy_data = (inl(ioaddr) >> 19) & 0x1; outl(0x40000, ioaddr); udelay(1); @@ -1909,12 +1413,52 @@ static u16 phy_read_1bit(unsigned long ioaddr) /* + * Read one word data from the serial ROM + */ + +static u16 dmfe_read_srom_word(long ioaddr, int offset) +{ + int i; + u16 srom_data = 0; + long cr9_ioaddr = ioaddr + DCR9; + + outl(CR9_SROM_READ, cr9_ioaddr); + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + + /* Send the Read Command 110b */ + SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); + SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); + SROM_CLK_WRITE(SROM_DATA_0, cr9_ioaddr); + + /* Send the offset */ + for (i = 5; i >= 0; i--) { + srom_data = (offset & (1 << i)) ? SROM_DATA_1 : SROM_DATA_0; + SROM_CLK_WRITE(srom_data, cr9_ioaddr); + } + + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + + for (i = 16; i > 0; i--) { + outl(CR9_SROM_READ | CR9_SRCS | CR9_SRCLK, cr9_ioaddr); + udelay(5); + srom_data = (srom_data << 1) | + ((inl(cr9_ioaddr) & CR9_CRDOUT) ? 1 : 0); + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + udelay(5); + } + + outl(CR9_SROM_READ, cr9_ioaddr); + return srom_data; +} + + +/* * Parser SROM and media mode */ -static void dmfe_parse_srom(struct dmfe_board_info * db) +static void dmfe_parse_srom(struct dmfe_board_info *db) { - char * srom = db->srom; + char *srom = db->srom; int dmfe_mode, tmp_reg; DMFE_DBUG(0, "dmfe_parse_srom() ", 0); @@ -1923,42 +1467,63 @@ static void dmfe_parse_srom(struct dmfe_board_info * db) db->cr15_data = CR15_DEFAULT; /* Check SROM Version */ - if ( ( (int) srom[18] & 0xff) == SROM_V41_CODE) { + if (((int) srom[18] & 0xff) == SROM_V41_CODE) { /* SROM V4.01 */ /* Get NIC support media mode */ db->NIC_capability = le16_to_cpup((__le16 *) (srom + 34)); db->PHY_reg4 = 0; + for (tmp_reg = 1; tmp_reg < 0x10; tmp_reg <<= 1) { - switch( db->NIC_capability & tmp_reg ) { - case 0x1: db->PHY_reg4 |= 0x0020; break; - case 0x2: db->PHY_reg4 |= 0x0040; break; - case 0x4: db->PHY_reg4 |= 0x0080; break; - case 0x8: db->PHY_reg4 |= 0x0100; break; + + switch (db->NIC_capability & tmp_reg) { + case 0x1: + db->PHY_reg4 |= 0x0020; + break; + case 0x2: + db->PHY_reg4 |= 0x0040; + break; + case 0x4: + db->PHY_reg4 |= 0x0080; + break; + case 0x8: + db->PHY_reg4 |= 0x0100; + break; } } /* Media Mode Force or not check */ dmfe_mode = (le32_to_cpup((__le32 *) (srom + 34)) & le32_to_cpup((__le32 *) (srom + 36))); - switch(dmfe_mode) { - case 0x4: dmfe_media_mode = DMFE_100MHF; break; /* 100MHF */ - case 0x2: dmfe_media_mode = DMFE_10MFD; break; /* 10MFD */ - case 0x8: dmfe_media_mode = DMFE_100MFD; break; /* 100MFD */ - case 0x100: - case 0x200: dmfe_media_mode = DMFE_1M_HPNA; break;/* HomePNA */ + + switch (dmfe_mode) { + + case 0x4: /* 100MHF */ + dmfe_media_mode = DMFE_100MHF; + break; + case 0x2: /* 10MFD */ + dmfe_media_mode = DMFE_10MFD; + break; + case 0x8: /* 100MFD */ + dmfe_media_mode = DMFE_100MFD; + break; + + case 0x100: /* HomePNA */ + case 0x200: + dmfe_media_mode = DMFE_1M_HPNA; + break; } /* Special Function setting */ /* VLAN function */ - if ( (SF_mode & 0x1) || (srom[43] & 0x80) ) + if ((SF_mode & 0x1) || (srom[43] & 0x80)) db->cr15_data |= 0x40; /* Flow Control */ - if ( (SF_mode & 0x2) || (srom[40] & 0x1) ) + if ((SF_mode & 0x2) || (srom[40] & 0x1)) db->cr15_data |= 0x400; /* TX pause packet */ - if ( (SF_mode & 0x4) || (srom[40] & 0xe) ) + if ((SF_mode & 0x4) || (srom[40] & 0xe)) db->cr15_data |= 0x9800; } @@ -1971,28 +1536,45 @@ static void dmfe_parse_srom(struct dmfe_board_info * db) /* Issue remote command & operation mode */ if (HPNA_tx_cmd == 1) - switch(HPNA_mode) { /* Issue Remote Command */ - case 0: db->HPNA_command |= 0x0904; break; - case 1: db->HPNA_command |= 0x0a00; break; - case 2: db->HPNA_command |= 0x0506; break; - case 3: db->HPNA_command |= 0x0602; break; + switch (HPNA_mode) { /* Issue Remote Command */ + case 0: + db->HPNA_command |= 0x0904; + break; + case 1: + db->HPNA_command |= 0x0a00; + break; + case 2: + db->HPNA_command |= 0x0506; + break; + case 3: + db->HPNA_command |= 0x0602; + break; } else - switch(HPNA_mode) { /* Don't Issue */ - case 0: db->HPNA_command |= 0x0004; break; - case 1: db->HPNA_command |= 0x0000; break; - case 2: db->HPNA_command |= 0x0006; break; - case 3: db->HPNA_command |= 0x0002; break; + switch (HPNA_mode) { /* Don't Issue */ + case 0: + db->HPNA_command |= 0x0004; + break; + case 1: + db->HPNA_command |= 0x0000; + break; + case 2: + db->HPNA_command |= 0x0006; + break; + case 3: + db->HPNA_command |= 0x0002; + break; } /* Check DM9801 or DM9802 present or not */ db->HPNA_present = 0; - update_cr6(db->cr6_data|0x40000, db->ioaddr); + dmfe_update_cr6(db->cr6_data|0x40000, db->ioaddr); tmp_reg = phy_read(db->ioaddr, db->phy_addr, 3, db->chip_id); - if ( ( tmp_reg & 0xfff0 ) == 0xb900 ) { + if ((tmp_reg & 0xfff0) == 0xb900) { /* DM9801 or DM9802 present */ db->HPNA_timer = 8; - if ( phy_read(db->ioaddr, db->phy_addr, 31, db->chip_id) == 0x4404) { + if (phy_read(db->ioaddr, db->phy_addr, 31, + db->chip_id) == 0x4404) { /* DM9801 HomeRun */ db->HPNA_present = 1; dmfe_program_DM9801(db, tmp_reg); @@ -2010,16 +1592,18 @@ static void dmfe_parse_srom(struct dmfe_board_info * db) * Init HomeRun DM9801 */ -static void dmfe_program_DM9801(struct dmfe_board_info * db, int HPNA_rev) +static void dmfe_program_DM9801(struct dmfe_board_info *db, int HPNA_rev) { uint reg17, reg25; - if ( !HPNA_NoiseFloor ) HPNA_NoiseFloor = DM9801_NOISE_FLOOR; - switch(HPNA_rev) { + if (!HPNA_NoiseFloor) + HPNA_NoiseFloor = DM9801_NOISE_FLOOR; + + switch (HPNA_rev) { case 0xb900: /* DM9801 E3 */ db->HPNA_command |= 0x1000; reg25 = phy_read(db->ioaddr, db->phy_addr, 24, db->chip_id); - reg25 = ( (reg25 + HPNA_NoiseFloor) & 0xff) | 0xf000; + reg25 = ((reg25 + HPNA_NoiseFloor) & 0xff) | 0xf000; reg17 = phy_read(db->ioaddr, db->phy_addr, 17, db->chip_id); break; case 0xb901: /* DM9801 E4 */ @@ -2048,14 +1632,16 @@ static void dmfe_program_DM9801(struct dmfe_board_info * db, int HPNA_rev) * Init HomeRun DM9802 */ -static void dmfe_program_DM9802(struct dmfe_board_info * db) +static void dmfe_program_DM9802(struct dmfe_board_info *db) { uint phy_reg; - if ( !HPNA_NoiseFloor ) HPNA_NoiseFloor = DM9802_NOISE_FLOOR; + if (!HPNA_NoiseFloor) + HPNA_NoiseFloor = DM9802_NOISE_FLOOR; + phy_write(db->ioaddr, db->phy_addr, 16, db->HPNA_command, db->chip_id); phy_reg = phy_read(db->ioaddr, db->phy_addr, 25, db->chip_id); - phy_reg = ( phy_reg & 0xff00) + HPNA_NoiseFloor; + phy_reg = (phy_reg & 0xff00) + HPNA_NoiseFloor; phy_write(db->ioaddr, db->phy_addr, 25, phy_reg, db->chip_id); } @@ -2065,38 +1651,283 @@ static void dmfe_program_DM9802(struct dmfe_board_info * db) * issue command again. */ -static void dmfe_HPNA_remote_cmd_chk(struct dmfe_board_info * db) +static void dmfe_HPNA_remote_cmd_chk(struct dmfe_board_info *db) { uint phy_reg; /* Got remote device status */ phy_reg = phy_read(db->ioaddr, db->phy_addr, 17, db->chip_id) & 0x60; - switch(phy_reg) { - case 0x00: phy_reg = 0x0a00;break; /* LP/LS */ - case 0x20: phy_reg = 0x0900;break; /* LP/HS */ - case 0x40: phy_reg = 0x0600;break; /* HP/LS */ - case 0x60: phy_reg = 0x0500;break; /* HP/HS */ + switch (phy_reg) { + + case 0x00: /* LP/LS */ + phy_reg = 0x0a00; + break; + case 0x20: /* LP/HS */ + phy_reg = 0x0900; + break; + case 0x40: /* HP/LS */ + phy_reg = 0x0600; + break; + case 0x60: /* HP/HS */ + phy_reg = 0x0500; + break; } /* Check remote device status match our setting ot not */ - if ( phy_reg != (db->HPNA_command & 0x0f00) ) { + if (phy_reg != (db->HPNA_command & 0x0f00)) { phy_write(db->ioaddr, db->phy_addr, 16, db->HPNA_command, db->chip_id); - db->HPNA_timer=8; + db->HPNA_timer = 8; } else - db->HPNA_timer=600; /* Match, every 10 minutes, check */ + db->HPNA_timer = 600; /* Match, every 10 minutes, check */ } +/* + * Ethtool interace + */ -static struct pci_device_id dmfe_pci_tbl[] = { - { 0x1282, 0x9132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9132_ID }, - { 0x1282, 0x9102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9102_ID }, - { 0x1282, 0x9100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9100_ID }, - { 0x1282, 0x9009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9009_ID }, - { 0, } +static void dmfe_ethtool_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + struct dmfe_board_info *np = netdev_priv(dev); + + strcpy(info->driver, DRV_NAME); + strcpy(info->version, DRV_VERSION); + if (np->pdev) + strcpy(info->bus_info, pci_name(np->pdev)); + else + sprintf(info->bus_info, "EISA 0x%lx %d", + dev->base_addr, dev->irq); +} + +static int dmfe_ethtool_set_wol(struct net_device *dev, + struct ethtool_wolinfo *wolinfo) +{ + struct dmfe_board_info *db = netdev_priv(dev); + + if (wolinfo->wolopts & (WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | + WAKE_ARP | WAKE_MAGICSECURE)) + return -EOPNOTSUPP; + + db->wol_mode = wolinfo->wolopts; + return 0; +} + +static void dmfe_ethtool_get_wol(struct net_device *dev, + struct ethtool_wolinfo *wolinfo) +{ + struct dmfe_board_info *db = netdev_priv(dev); + + wolinfo->supported = WAKE_PHY | WAKE_MAGIC; + wolinfo->wolopts = db->wol_mode; + return; +} + + +static const struct ethtool_ops netdev_ethtool_ops = { + .get_drvinfo = dmfe_ethtool_get_drvinfo, + .get_link = ethtool_op_get_link, + .set_wol = dmfe_ethtool_set_wol, + .get_wol = dmfe_ethtool_get_wol, +}; + + +static const struct net_device_ops netdev_ops = { + .ndo_open = dmfe_open, + .ndo_stop = dmfe_stop, + .ndo_start_xmit = dmfe_start_xmit, + .ndo_set_multicast_list = dmfe_set_filter_mode, + .ndo_change_mtu = eth_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = dmfe_poll, +#endif }; -MODULE_DEVICE_TABLE(pci, dmfe_pci_tbl); + + +static int __devinit dmfe_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct dmfe_board_info *db; /* board information structure */ + struct net_device *dev; + u32 pci_pmr; + int i, err; + + DMFE_DBUG(0, "dmfe_probe()", 0); + + if (!printed_version++) + printk(version); + + /* + * SPARC on-board DM910x chips should be handled by the main + * tulip driver, except for early DM9100s. + */ +#ifdef CONFIG_TULIP_DM910X + if ((ent->driver_data == PCI_DM9100_ID && pdev->revision >= 0x30) || + ent->driver_data == PCI_DM9102_ID) { + struct device_node *dp = pci_device_to_OF_node(pdev); + + if (dp && of_get_property(dp, "local-mac-address", NULL)) { + printk(KERN_INFO DRV_NAME + ": skipping on-board DM910x (use tulip)\n"); + return -ENODEV; + } + } +#endif + + /* Init network device */ + dev = alloc_etherdev(sizeof(*db)); + if (dev == NULL) + return -ENOMEM; + SET_NETDEV_DEV(dev, &pdev->dev); + + if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { + printk(KERN_WARNING DRV_NAME + ": 32-bit PCI DMA not available.\n"); + err = -ENODEV; + goto err_out_free; + } + + /* Enable Master/IO access, Disable memory access */ + err = pci_enable_device(pdev); + if (err) + goto err_out_free; + + if (!pci_resource_start(pdev, 0)) { + printk(KERN_ERR DRV_NAME ": I/O base is zero\n"); + err = -ENODEV; + goto err_out_disable; + } + + if (pci_resource_len(pdev, 0) < (CHK_IO_SIZE(pdev))) { + printk(KERN_ERR DRV_NAME ": Allocated I/O size too small\n"); + err = -ENODEV; + goto err_out_disable; + } + +#if 0 /* pci_{enable_device,set_master} sets minimum latency for us now */ + + /* Set Latency Timer 80h */ + /* FIXME: setting values > 32 breaks some SiS 559x stuff. + Need a PCI quirk.. */ + + pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x80); +#endif + + if (pci_request_regions(pdev, DRV_NAME)) { + printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n"); + err = -ENODEV; + goto err_out_disable; + } + + /* Init system & device */ + db = netdev_priv(dev); + + /* Allocate Tx/Rx descriptor memory */ + db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) * + DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr); + if (!db->desc_pool_ptr) + goto err_out_res; + + db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC * + TX_DESC_CNT + 4, &db->buf_pool_dma_ptr); + if (!db->buf_pool_ptr) + goto err_out_free_desc; + + db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr; + db->first_tx_desc_dma = db->desc_pool_dma_ptr; + db->buf_pool_start = db->buf_pool_ptr; + db->buf_pool_dma_start = db->buf_pool_dma_ptr; + + db->chip_id = ent->driver_data; + db->ioaddr = pci_resource_start(pdev, 0); + db->chip_revision = pdev->revision; + db->wol_mode = 0; + + db->pdev = pdev; + + dev->base_addr = db->ioaddr; + dev->irq = pdev->irq; + pci_set_drvdata(pdev, dev); + dev->netdev_ops = &netdev_ops; + dev->ethtool_ops = &netdev_ethtool_ops; + netif_carrier_off(dev); + spin_lock_init(&db->lock); + + pci_read_config_dword(pdev, 0x50, &pci_pmr); + pci_pmr &= 0x70000; + if ((pci_pmr == 0x10000) && (db->chip_revision == 0x31)) + db->chip_type = 1; /* DM9102A E3 */ + else + db->chip_type = 0; + + /* read 64 word srom data */ + for (i = 0; i < 64; i++) + ((__le16 *) db->srom)[i] = + cpu_to_le16(dmfe_read_srom_word(db->ioaddr, i)); + + /* Set Node address */ + for (i = 0; i < 6; i++) + dev->dev_addr[i] = db->srom[20 + i]; + + err = register_netdev(dev); + if (err) + goto err_out_free_buf; + + printk(KERN_INFO "%s: Davicom DM%04lx at pci%s, %pM, irq %d.\n", + dev->name, + ent->driver_data >> 16, + pci_name(pdev), + dev->dev_addr, + dev->irq); + + pci_set_master(pdev); + + return 0; + +err_out_free_buf: + pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, + db->buf_pool_ptr, db->buf_pool_dma_ptr); +err_out_free_desc: + pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, + db->desc_pool_ptr, db->desc_pool_dma_ptr); +err_out_res: + pci_release_regions(pdev); +err_out_disable: + pci_disable_device(pdev); +err_out_free: + pci_set_drvdata(pdev, NULL); + free_netdev(dev); + + return err; +} + +static void __devexit dmfe_remove(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct dmfe_board_info *db = netdev_priv(dev); + + DMFE_DBUG(0, "dmfe_remove_one()", 0); + + if (dev) { + + unregister_netdev(dev); + + pci_free_consistent(db->pdev, sizeof(struct tx_desc) * + DESC_ALL_CNT + 0x20, db->desc_pool_ptr, + db->desc_pool_dma_ptr); + pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, + db->buf_pool_ptr, db->buf_pool_dma_ptr); + pci_release_regions(pdev); + free_netdev(dev); /* free board information */ + + pci_set_drvdata(pdev, NULL); + } + + DMFE_DBUG(0, "dmfe_remove_one() exit", 0); +} #ifdef CONFIG_PM @@ -2111,11 +1942,11 @@ static int dmfe_suspend(struct pci_dev *pci_dev, pm_message_t state) /* Disable Tx/Rx */ db->cr6_data &= ~(CR6_RXSC | CR6_TXSC); - update_cr6(db->cr6_data, dev->base_addr); + dmfe_update_cr6(db->cr6_data, dev->base_addr); /* Disable Interrupt */ outl(0, dev->base_addr + DCR7); - outl(inl (dev->base_addr + DCR5), dev->base_addr + DCR5); + outl(inl(dev->base_addr + DCR5), dev->base_addr + DCR5); /* Fre RX buffers */ dmfe_free_rxbuffer(db); @@ -2136,7 +1967,7 @@ static int dmfe_suspend(struct pci_dev *pci_dev, pm_message_t state) /* Power down device*/ pci_save_state(pci_dev); - pci_set_power_state(pci_dev, pci_choose_state (pci_dev, state)); + pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state)); return 0; } @@ -2150,7 +1981,7 @@ static int dmfe_resume(struct pci_dev *pci_dev) pci_restore_state(pci_dev); /* Re-initilize DM910X board */ - dmfe_init_dm910x(dev); + dmfe_hardware_init(dev); /* Disable WOL */ pci_read_config_dword(pci_dev, 0x40, &tmp); @@ -2166,44 +1997,33 @@ static int dmfe_resume(struct pci_dev *pci_dev) return 0; } -#else -#define dmfe_suspend NULL -#define dmfe_resume NULL #endif + +static struct pci_device_id dmfe_pci_tbl[] = { + { 0x1282, 0x9132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9132_ID }, + { 0x1282, 0x9102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9102_ID }, + { 0x1282, 0x9100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9100_ID }, + { 0x1282, 0x9009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9009_ID }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, dmfe_pci_tbl); + + static struct pci_driver dmfe_driver = { .name = "dmfe", .id_table = dmfe_pci_tbl, - .probe = dmfe_init_one, - .remove = __devexit_p(dmfe_remove_one), + .probe = dmfe_probe, + .remove = __devexit_p(dmfe_remove), +#ifdef CONFIG_PM .suspend = dmfe_suspend, .resume = dmfe_resume +#endif }; -MODULE_AUTHOR("Sten Wang, sten_wang@davicom.com.tw"); -MODULE_DESCRIPTION("Davicom DM910X fast ethernet driver"); -MODULE_LICENSE("GPL"); -MODULE_VERSION(DRV_VERSION); -module_param(debug, int, 0); -module_param(mode, byte, 0); -module_param(cr6set, int, 0); -module_param(chkmode, byte, 0); -module_param(HPNA_mode, byte, 0); -module_param(HPNA_rx_cmd, byte, 0); -module_param(HPNA_tx_cmd, byte, 0); -module_param(HPNA_NoiseFloor, byte, 0); -module_param(SF_mode, byte, 0); -MODULE_PARM_DESC(debug, "Davicom DM9xxx enable debugging (0-1)"); -MODULE_PARM_DESC(mode, "Davicom DM9xxx: " - "Bit 0: 10/100Mbps, bit 2: duplex, bit 8: HomePNA"); - -MODULE_PARM_DESC(SF_mode, "Davicom DM9xxx special function " - "(bit 0: VLAN, bit 1 Flow Control, bit 2: TX pause packet)"); - -/* Description: - * when user used insmod to add module, system invoked init_module() - * to initilize and register. +/* + * Search DM910X board ,allocate space and register it */ static int __init dmfe_init_module(void) @@ -2220,15 +2040,16 @@ static int __init dmfe_init_module(void) if (cr6set) dmfe_cr6_user_set = cr6set; - switch(mode) { - case DMFE_10MHF: + switch (mode) { + case DMFE_10MHF: case DMFE_100MHF: case DMFE_10MFD: case DMFE_100MFD: case DMFE_1M_HPNA: dmfe_media_mode = mode; break; - default:dmfe_media_mode = DMFE_AUTO; + default: + dmfe_media_mode = DMFE_AUTO; break; } @@ -2249,12 +2070,6 @@ static int __init dmfe_init_module(void) } -/* - * Description: - * when user used rmmod to delete module, system invoked clean_module() - * to un-register all registered services. - */ - static void __exit dmfe_cleanup_module(void) { DMFE_DBUG(0, "dmfe_clean_module() ", debug); @@ -2263,3 +2078,26 @@ static void __exit dmfe_cleanup_module(void) module_init(dmfe_init_module); module_exit(dmfe_cleanup_module); + + +module_param(debug, int, 0); +module_param(mode, byte, 0); +module_param(cr6set, int, 0); +module_param(chkmode, byte, 0); +module_param(HPNA_mode, byte, 0); +module_param(HPNA_rx_cmd, byte, 0); +module_param(HPNA_tx_cmd, byte, 0); +module_param(HPNA_NoiseFloor, byte, 0); +module_param(SF_mode, byte, 0); +MODULE_PARM_DESC(debug, "Davicom DM9xxx enable debugging (0-1)"); +MODULE_PARM_DESC(mode, "Davicom DM9xxx: " + "Bit 0: 10/100Mbps, bit 2: duplex, bit 8: HomePNA"); + +MODULE_PARM_DESC(SF_mode, "Davicom DM9xxx special function " + "(bit 0: VLAN, bit 1 Flow Control, bit 2: TX pause packet)"); + + +MODULE_AUTHOR("Sten Wang, sten_wang@davicom.com.tw"); +MODULE_DESCRIPTION("Davicom DM910X fast ethernet driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); diff --git a/drivers/net/tulip/dmfe.h b/drivers/net/tulip/dmfe.h new file mode 100644 index 0000000..363e822 --- /dev/null +++ b/drivers/net/tulip/dmfe.h @@ -0,0 +1,305 @@ +/* + A Davicom DM9102/DM9102A/DM9102A+DM9801/DM9102A+DM9802 NIC fast + ethernet driver for Linux. + Copyright (C) 1997 Sten Wang + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + DAVICOM Web-Site: www.davicom.com.tw + + Author: Sten Wang, 886-3-5798797-8517, E-mail: sten_wang@davicom.com.tw + Maintainer: Tobias Ringstrom + + (C)Copyright 1997-1998 DAVICOM Semiconductor,Inc. All Rights Reserved. + + Marcelo Tosatti : + Made it compile in 2.3 (device to net_device) + + Alan Cox : + Cleaned up for kernel merge. + Removed the back compatibility support + Reformatted, fixing spelling etc as I went + Removed IRQ 0-15 assumption + + Jeff Garzik : + Updated to use new PCI driver API. + Resource usage cleanups. + Report driver version to user. + + Tobias Ringstrom : + Cleaned up and added SMP safety. Thanks go to Jeff Garzik, + Andrew Morton and Frank Davis for the SMP safety fixes. + + Vojtech Pavlik : + Cleaned up pointer arithmetics. + Fixed a lot of 64bit issues. + Cleaned up printk()s a bit. + Fixed some obvious big endian problems. + + Tobias Ringstrom : + Use time_after for jiffies calculation. Added ethtool + support. Updated PCI resource allocation. Do not + forget to unmap PCI mapped skbs. + + Alan Cox + Added new PCI identifiers provided by Clear Zhang at ALi + for their 1563 ethernet device. + + TODO + + Check on 64 bit boxes. + Check and fix on big endian boxes. + + Test and make sure PCI latency is now correct for all cases. +*/ +#define DRV_NAME "dmfe" +#define DRV_VERSION "1.36.4" +#define DRV_RELDATE "2002-01-17" + +#define PCI_DM9132_ID 0x91321282 /* Davicom DM9132 ID */ +#define PCI_DM9102_ID 0x91021282 /* Davicom DM9102 ID */ +#define PCI_DM9100_ID 0x91001282 /* Davicom DM9100 ID */ +#define PCI_DM9009_ID 0x90091282 /* Davicom DM9009 ID */ + +#define DM9102_IO_SIZE 0x80 +#define DM9102A_IO_SIZE 0x100 +#define TX_MAX_SEND_CNT 0x1 /* Maximum tx packet per time */ +#define TX_DESC_CNT 0x10 /* Allocated Tx descriptors */ +#define RX_DESC_CNT 0x20 /* Allocated Rx descriptors */ +#define TX_FREE_DESC_CNT (TX_DESC_CNT - 2) /* Max TX packet count */ +#define TX_WAKE_DESC_CNT (TX_DESC_CNT - 3) /* TX wakeup count */ +#define DESC_ALL_CNT (TX_DESC_CNT + RX_DESC_CNT) +#define TX_BUF_ALLOC 0x600 +#define RX_ALLOC_SIZE 0x620 +#define DM910X_RESET 1 +#define CR0_DEFAULT 0x00E00000 /* TX & RX burst mode */ +#define CR6_DEFAULT 0x00080000 /* HD */ +#define CR7_DEFAULT 0x180c1 +#define CR15_DEFAULT 0x06 /* TxJabber RxWatchdog */ +#define TDES0_ERR_MASK 0x4302 /* TXJT, LC, EC, FUE */ +#define MAX_PACKET_SIZE 1514 +#define DMFE_MAX_MULTICAST 14 +#define RX_COPY_SIZE 100 +#define MAX_CHECK_PACKET 0x8000 +#define DM9801_NOISE_FLOOR 8 +#define DM9802_NOISE_FLOOR 5 + +#define DMFE_WOL_LINKCHANGE 0x20000000 +#define DMFE_WOL_SAMPLEPACKET 0x10000000 +#define DMFE_WOL_MAGICPACKET 0x08000000 + + +#define DMFE_10MHF 0 +#define DMFE_100MHF 1 +#define DMFE_10MFD 4 +#define DMFE_100MFD 5 +#define DMFE_AUTO 8 +#define DMFE_1M_HPNA 0x10 + +#define DMFE_TXTH_72 0x400000 /* TX TH 72 byte */ +#define DMFE_TXTH_96 0x404000 /* TX TH 96 byte */ +#define DMFE_TXTH_128 0x0000 /* TX TH 128 byte */ +#define DMFE_TXTH_256 0x4000 /* TX TH 256 byte */ +#define DMFE_TXTH_512 0x8000 /* TX TH 512 byte */ +#define DMFE_TXTH_1K 0xC000 /* TX TH 1K byte */ + +#define DMFE_TIMER_WUT (jiffies + HZ * 1)/* timer wakeup time : 1 second */ +#define DMFE_TX_TIMEOUT ((3*HZ)/2) /* tx packet time-out time 1.5 s" */ +#define DMFE_TX_KICK (HZ/2) /* tx packet Kick-out time 0.5 s" */ + +#define DMFE_DBUG(dbug_now, msg, value) \ + do { \ + if (dmfe_debug || (dbug_now)) \ + printk(KERN_ERR DRV_NAME ": %s %lx\n",\ + (msg), (long) (value)); \ + } while (0) + +#define SHOW_MEDIA_TYPE(mode) \ + printk(KERN_INFO DRV_NAME " : Change Speed to %sMhz %s duplex\n" , \ + (mode & 1) ? "100" : "10", (mode & 4) ? "full" : "half"); + + +/* CR9 definition: SROM/MII */ +#define CR9_SROM_READ 0x4800 +#define CR9_SRCS 0x1 +#define CR9_SRCLK 0x2 +#define CR9_CRDOUT 0x8 +#define SROM_DATA_0 0x0 +#define SROM_DATA_1 0x4 +#define PHY_DATA_1 0x20000 +#define PHY_DATA_0 0x00000 +#define MDCLKH 0x10000 + +#define PHY_POWER_DOWN 0x800 + +#define SROM_V41_CODE 0x14 + +#define SROM_CLK_WRITE(data, ioaddr) \ + do { \ + outl(data|CR9_SROM_READ|CR9_SRCS , ioaddr); \ + udelay(5); \ + outl(data|CR9_SROM_READ|CR9_SRCS|CR9_SRCLK , ioaddr); \ + udelay(5); \ + outl(data|CR9_SROM_READ|CR9_SRCS , ioaddr); \ + udelay(5); \ + } while (0); + +#define __CHK_IO_SIZE(pci_id, dev_rev) \ + ((((pci_id) == PCI_DM9132_ID) || ((dev_rev) >= 0x30)) ? \ + DM9102A_IO_SIZE : DM9102_IO_SIZE) + +#define CHK_IO_SIZE(pci_dev) \ + (__CHK_IO_SIZE(((pci_dev)->device << 16) | (pci_dev)->vendor, \ + (pci_dev)->revision)) + + +/* Structure/enum declaration ------------------------------- */ +struct tx_desc { + __le32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */ + char *tx_buf_ptr; /* Data for us */ + struct tx_desc *next_tx_desc; +} __attribute__((aligned(32))); + +struct rx_desc { + __le32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */ + struct sk_buff *rx_skb_ptr; /* Data for us */ + struct rx_desc *next_rx_desc; +} __attribute__((aligned(32))); + +struct dmfe_board_info { + u32 chip_id; /* Chip vendor/Device ID */ + u8 chip_revision; /* Chip revision */ + struct net_device *next_dev; /* next device */ + struct pci_dev *pdev; /* PCI device */ + spinlock_t lock; + + long ioaddr; /* I/O base address */ + u32 cr0_data; + u32 cr5_data; + u32 cr6_data; + u32 cr7_data; + u32 cr15_data; + + /* pointer for memory physical address */ + dma_addr_t buf_pool_dma_ptr; /* Tx buffer pool memory */ + dma_addr_t buf_pool_dma_start; /* Tx buffer pool align dword */ + dma_addr_t desc_pool_dma_ptr; /* descriptor pool memory */ + dma_addr_t first_tx_desc_dma; + dma_addr_t first_rx_desc_dma; + + /* descriptor pointer */ + unsigned char *buf_pool_ptr; /* Tx buffer pool memory */ + unsigned char *buf_pool_start; /* Tx buffer pool align dword */ + unsigned char *desc_pool_ptr; /* descriptor pool memory */ + struct tx_desc *first_tx_desc; + struct tx_desc *tx_insert_ptr; + struct tx_desc *tx_remove_ptr; + struct rx_desc *first_rx_desc; + struct rx_desc *rx_insert_ptr; + struct rx_desc *rx_ready_ptr; /* packet come pointer */ + unsigned long tx_packet_cnt; /* transmitted packet count */ + unsigned long tx_queue_cnt; /* wait to send packet count */ + unsigned long rx_avail_cnt; /* available rx descriptor count */ + unsigned long interval_rx_cnt; /* rx packet count a callback time */ + + u16 HPNA_command; /* For HPNA register 16 */ + u16 HPNA_timer; /* For HPNA remote device check */ + u16 dbug_cnt; + u16 NIC_capability; /* NIC media capability */ + u16 PHY_reg4; /* Saved Phyxcer register 4 value */ + + u8 HPNA_present; /* 0:none, 1:DM9801, 2:DM9802 */ + u8 chip_type; /* Keep DM9102A chip type */ + u8 media_mode; /* user specify media mode */ + u8 op_mode; /* real work media mode */ + u8 phy_addr; + u8 wait_reset; /* Hardware failed, need to reset */ + u8 dm910x_chk_mode; /* Operating mode check */ + u8 first_in_callback; /* Flag to record state */ + u8 wol_mode; /* user WOL settings */ + struct timer_list timer; + + /* Driver defined statistic counter */ + unsigned long tx_fifo_underrun; + unsigned long tx_loss_carrier; + unsigned long tx_no_carrier; + unsigned long tx_late_collision; + unsigned long tx_excessive_collision; + unsigned long tx_jabber_timeout; + unsigned long reset_count; + unsigned long reset_cr8; + unsigned long reset_fatal; + unsigned long reset_TXtimeout; + + /* NIC SROM data */ + unsigned char srom[128]; +}; + +enum dmfe_offsets { + DCR0 = 0x00, DCR1 = 0x08, DCR2 = 0x10, DCR3 = 0x18, DCR4 = 0x20, + DCR5 = 0x28, DCR6 = 0x30, DCR7 = 0x38, DCR8 = 0x40, DCR9 = 0x48, + DCR10 = 0x50, DCR11 = 0x58, DCR12 = 0x60, DCR13 = 0x68, DCR14 = 0x70, + DCR15 = 0x78 +}; + +enum dmfe_CR6_bits { + CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80, + CR6_FDM = 0x200, CR6_TXSC = 0x2000, CR6_STI = 0x100000, + CR6_SFT = 0x200000, CR6_RXA = 0x40000000, CR6_NO_PURGE = 0x20000000 +}; + +static int dmfe_open(struct net_device *); +static netdev_tx_t dmfe_start_xmit(struct sk_buff *, struct net_device *); +static int dmfe_stop(struct net_device *); +static void dmfe_set_filter_mode(struct net_device *); +static const struct ethtool_ops netdev_ethtool_ops; +static u16 dmfe_read_srom_word(long , int); +static irqreturn_t dmfe_interrupt(int , void *); +static void dmfe_poll(struct net_device *dev); +static void dmfe_descriptor_init(struct dmfe_board_info *); +static void dmfe_allocate_rx_buffer(struct dmfe_board_info *); +static void dmfe_update_cr6(u32, unsigned long); +static void dmfe_send_filter_frame(struct net_device* , int); +static void dm9132_id_table(struct net_device * , int); +static u16 phy_read(unsigned long, u8, u8, u32); +static void phy_write(unsigned long, u8, u8, u16, u32); +static void phy_write_1bit(unsigned long, u32); +static u16 phy_read_1bit(unsigned long); +static u8 dmfe_sense_speed(struct dmfe_board_info *); +static void dmfe_process_mode(struct dmfe_board_info *); +static void dmfe_timer(unsigned long); +static void dmfe_rx_packet(struct net_device *, struct dmfe_board_info *); +static void dmfe_free_tx_pkt(struct net_device *, struct dmfe_board_info *); +static void dmfe_reuse_skb(struct dmfe_board_info *, struct sk_buff *); +static void dmfe_dynamic_reset(struct net_device *); +static void dmfe_free_rxbuffer(struct dmfe_board_info *); +static void dmfe_hardware_init(struct net_device *); +static void dmfe_parse_srom(struct dmfe_board_info *); +static void dmfe_program_DM9801(struct dmfe_board_info *, int); +static void dmfe_program_DM9802(struct dmfe_board_info *); +static void dmfe_HPNA_remote_cmd_chk(struct dmfe_board_info *); +static void dmfe_set_phyxcer(struct dmfe_board_info *); + +/* + * Calculate the CRC valude of the Rx packet + * flag = 1 : return the reverse CRC (for the received packet CRC) + * 0 : return the normal CRC (for Hash Table index) + */ + +static inline u32 cal_CRC(unsigned char *Data, unsigned int Len, u8 flag) +{ + u32 crc = crc32(~0, Data, Len); + + if (flag) + crc = ~crc; + + return crc; +} -- 1.6.3.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/