diff options
Diffstat (limited to 'drivers')
33 files changed, 1233 insertions, 1863 deletions
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index d1fceab..c240562 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -232,7 +232,6 @@ typedef struct _mgslpc_info { /* SPPP/Cisco HDLC device parts */ int netcount; - int dosyncppp; spinlock_t netlock; #if SYNCLINK_GENERIC_HDLC @@ -459,13 +458,11 @@ static int ttymajor=0; static int debug_level = 0; static int maxframe[MAX_DEVICE_COUNT] = {0,}; -static int dosyncppp[MAX_DEVICE_COUNT] = {1,1,1,1}; module_param(break_on_load, bool, 0); module_param(ttymajor, int, 0); module_param(debug_level, int, 0); module_param_array(maxframe, int, NULL, 0); -module_param_array(dosyncppp, int, NULL, 0); MODULE_LICENSE("GPL"); @@ -2915,7 +2912,6 @@ static void mgslpc_add_device(MGSLPC_INFO *info) if (info->line < MAX_DEVICE_COUNT) { if (maxframe[info->line]) info->max_frame_size = maxframe[info->line]; - info->dosyncppp = dosyncppp[info->line]; } mgslpc_device_count++; diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c index ef6706f..500f517 100644 --- a/drivers/char/synclink.c +++ b/drivers/char/synclink.c @@ -304,7 +304,6 @@ struct mgsl_struct { /* generic HDLC device parts */ int netcount; - int dosyncppp; spinlock_t netlock; #if SYNCLINK_GENERIC_HDLC @@ -868,7 +867,6 @@ static int irq[MAX_ISA_DEVICES]; static int dma[MAX_ISA_DEVICES]; static int debug_level; static int maxframe[MAX_TOTAL_DEVICES]; -static int dosyncppp[MAX_TOTAL_DEVICES]; static int txdmabufs[MAX_TOTAL_DEVICES]; static int txholdbufs[MAX_TOTAL_DEVICES]; @@ -879,7 +877,6 @@ module_param_array(irq, int, NULL, 0); module_param_array(dma, int, NULL, 0); module_param(debug_level, int, 0); module_param_array(maxframe, int, NULL, 0); -module_param_array(dosyncppp, int, NULL, 0); module_param_array(txdmabufs, int, NULL, 0); module_param_array(txholdbufs, int, NULL, 0); @@ -4258,7 +4255,6 @@ static void mgsl_add_device( struct mgsl_struct *info ) if (info->line < MAX_TOTAL_DEVICES) { if (maxframe[info->line]) info->max_frame_size = maxframe[info->line]; - info->dosyncppp = dosyncppp[info->line]; if (txdmabufs[info->line]) { info->num_tx_dma_buffers = txdmabufs[info->line]; diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index 3e90589..509c89a 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -128,17 +128,14 @@ static int slgt_device_count; static int ttymajor; static int debug_level; static int maxframe[MAX_DEVICES]; -static int dosyncppp[MAX_DEVICES]; module_param(ttymajor, int, 0); module_param(debug_level, int, 0); module_param_array(maxframe, int, NULL, 0); -module_param_array(dosyncppp, int, NULL, 0); MODULE_PARM_DESC(ttymajor, "TTY major device number override: 0=auto assigned"); MODULE_PARM_DESC(debug_level, "Debug syslog output: 0=disabled, 1 to 5=increasing detail"); MODULE_PARM_DESC(maxframe, "Maximum frame size used by device (4096 to 65535)"); -MODULE_PARM_DESC(dosyncppp, "Enable synchronous net device, 0=disable 1=enable"); /* * tty support and callbacks @@ -349,7 +346,6 @@ struct slgt_info { /* SPPP/Cisco HDLC device parts */ int netcount; - int dosyncppp; spinlock_t netlock; #if SYNCLINK_GENERIC_HDLC struct net_device *netdev; @@ -3405,7 +3401,6 @@ static void add_device(struct slgt_info *info) if (info->line < MAX_DEVICES) { if (maxframe[info->line]) info->max_frame_size = maxframe[info->line]; - info->dosyncppp = dosyncppp[info->line]; } slgt_device_count++; diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c index c0490cb..6bdb44f 100644 --- a/drivers/char/synclinkmp.c +++ b/drivers/char/synclinkmp.c @@ -270,7 +270,6 @@ typedef struct _synclinkmp_info { /* SPPP/Cisco HDLC device parts */ int netcount; - int dosyncppp; spinlock_t netlock; #if SYNCLINK_GENERIC_HDLC @@ -469,13 +468,11 @@ static int ttymajor = 0; */ static int debug_level = 0; static int maxframe[MAX_DEVICES] = {0,}; -static int dosyncppp[MAX_DEVICES] = {0,}; module_param(break_on_load, bool, 0); module_param(ttymajor, int, 0); module_param(debug_level, int, 0); module_param_array(maxframe, int, NULL, 0); -module_param_array(dosyncppp, int, NULL, 0); static char *driver_name = "SyncLink MultiPort driver"; static char *driver_version = "$Revision: 4.38 $"; @@ -3752,7 +3749,6 @@ static void add_device(SLMP_INFO *info) if (info->line < MAX_DEVICES) { if (maxframe[info->line]) info->max_frame_size = maxframe[info->line]; - info->dosyncppp = dosyncppp[info->line]; } synclinkmp_device_count++; diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig index 91fb395..2ae2ec4 100644 --- a/drivers/net/wan/Kconfig +++ b/drivers/net/wan/Kconfig @@ -25,7 +25,7 @@ if WAN # There is no way to detect a comtrol sv11 - force it modular for now. config HOSTESS_SV11 tristate "Comtrol Hostess SV-11 support" - depends on ISA && m && ISA_DMA_API && INET + depends on ISA && m && ISA_DMA_API && INET && HDLC help Driver for Comtrol Hostess SV-11 network card which operates on low speed synchronous serial links at up to @@ -37,7 +37,7 @@ config HOSTESS_SV11 # The COSA/SRP driver has not been tested as non-modular yet. config COSA tristate "COSA/SRP sync serial boards support" - depends on ISA && m && ISA_DMA_API + depends on ISA && m && ISA_DMA_API && HDLC ---help--- Driver for COSA and SRP synchronous serial boards. @@ -61,7 +61,7 @@ config COSA # config LANMEDIA tristate "LanMedia Corp. SSI/V.35, T1/E1, HSSI, T3 boards" - depends on PCI && VIRT_TO_BUS + depends on PCI && VIRT_TO_BUS && HDLC ---help--- Driver for the following Lan Media family of serial boards: @@ -78,9 +78,8 @@ config LANMEDIA - LMC 5245 board connects directly to a T3 circuit saving the additional external hardware. - To change setting such as syncPPP vs Cisco HDLC or clock source you - will need lmcctl. It is available at <ftp://ftp.lanmedia.com/> - (broken link). + To change setting such as clock source you will need lmcctl. + It is available at <ftp://ftp.lanmedia.com/> (broken link). To compile this driver as a module, choose M here: the module will be called lmc. @@ -88,7 +87,7 @@ config LANMEDIA # There is no way to detect a Sealevel board. Force it modular config SEALEVEL_4021 tristate "Sealevel Systems 4021 support" - depends on ISA && m && ISA_DMA_API && INET + depends on ISA && m && ISA_DMA_API && INET && HDLC help This is a driver for the Sealevel Systems ACB 56 serial I/O adapter. diff --git a/drivers/net/wan/Makefile b/drivers/net/wan/Makefile index d61fef3..1025496 100644 --- a/drivers/net/wan/Makefile +++ b/drivers/net/wan/Makefile @@ -21,12 +21,11 @@ pc300-y := pc300_drv.o pc300-$(CONFIG_PC300_MLPPP) += pc300_tty.o pc300-objs := $(pc300-y) -obj-$(CONFIG_HOSTESS_SV11) += z85230.o syncppp.o hostess_sv11.o -obj-$(CONFIG_SEALEVEL_4021) += z85230.o syncppp.o sealevel.o -obj-$(CONFIG_COSA) += syncppp.o cosa.o -obj-$(CONFIG_FARSYNC) += syncppp.o farsync.o -obj-$(CONFIG_DSCC4) += dscc4.o -obj-$(CONFIG_LANMEDIA) += syncppp.o +obj-$(CONFIG_HOSTESS_SV11) += z85230.o hostess_sv11.o +obj-$(CONFIG_SEALEVEL_4021) += z85230.o sealevel.o +obj-$(CONFIG_COSA) += cosa.o +obj-$(CONFIG_FARSYNC) += farsync.o +obj-$(CONFIG_DSCC4) += dscc4.o obj-$(CONFIG_X25_ASY) += x25_asy.o obj-$(CONFIG_LANMEDIA) += lmc/ diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index f7d3349..f140515 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -2,6 +2,7 @@ /* * Copyright (C) 1995-1997 Jan "Yenya" Kasprzak <kas@fi.muni.cz> + * Generic HDLC port Copyright (C) 2008 Krzysztof Halasa <khc@pm.waw.pl> * * 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 @@ -54,7 +55,7 @@ * * The Linux driver (unlike the present *BSD drivers :-) can work even * for the COSA and SRP in one computer and allows each channel to work - * in one of the three modes (character device, Cisco HDLC, Sync PPP). + * in one of the two modes (character or network device). * * AUTHOR * @@ -72,12 +73,6 @@ * The Comtrol Hostess SV11 driver by Alan Cox * The Sync PPP/Cisco HDLC layer (syncppp.c) ported to Linux by Alan Cox */ -/* - * 5/25/1999 : Marcelo Tosatti <marcelo@conectiva.com.br> - * fixed a deadlock in cosa_sppp_open - */ - -/* ---------- Headers, macros, data structures ---------- */ #include <linux/module.h> #include <linux/kernel.h> @@ -86,6 +81,7 @@ #include <linux/fs.h> #include <linux/interrupt.h> #include <linux/delay.h> +#include <linux/hdlc.h> #include <linux/errno.h> #include <linux/ioport.h> #include <linux/netdevice.h> @@ -93,14 +89,12 @@ #include <linux/mutex.h> #include <linux/device.h> #include <linux/smp_lock.h> - -#undef COSA_SLOW_IO /* for testing purposes only */ - #include <asm/io.h> #include <asm/dma.h> #include <asm/byteorder.h> -#include <net/syncppp.h> +#undef COSA_SLOW_IO /* for testing purposes only */ + #include "cosa.h" /* Maximum length of the identification string. */ @@ -112,7 +106,6 @@ /* Per-channel data structure */ struct channel_data { - void *if_ptr; /* General purpose pointer (used by SPPP) */ int usage; /* Usage count; >0 for chrdev, -1 for netdev */ int num; /* Number of the channel */ struct cosa_data *cosa; /* Pointer to the per-card structure */ @@ -136,10 +129,9 @@ struct channel_data { wait_queue_head_t txwaitq, rxwaitq; int tx_status, rx_status; - /* SPPP/HDLC device parts */ - struct ppp_device pppdev; + /* generic HDLC device parts */ + struct net_device *netdev; struct sk_buff *rx_skb, *tx_skb; - struct net_device_stats stats; }; /* cosa->firmware_status bits */ @@ -281,21 +273,19 @@ static int cosa_start_tx(struct channel_data *channel, char *buf, int size); static void cosa_kick(struct cosa_data *cosa); static int cosa_dma_able(struct channel_data *chan, char *buf, int data); -/* SPPP/HDLC stuff */ -static void sppp_channel_init(struct channel_data *chan); -static void sppp_channel_delete(struct channel_data *chan); -static int cosa_sppp_open(struct net_device *d); -static int cosa_sppp_close(struct net_device *d); -static void cosa_sppp_timeout(struct net_device *d); -static int cosa_sppp_tx(struct sk_buff *skb, struct net_device *d); -static char *sppp_setup_rx(struct channel_data *channel, int size); -static int sppp_rx_done(struct channel_data *channel); -static int sppp_tx_done(struct channel_data *channel, int size); -static int cosa_sppp_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd); -static struct net_device_stats *cosa_net_stats(struct net_device *dev); +/* Network device stuff */ +static int cosa_net_attach(struct net_device *dev, unsigned short encoding, + unsigned short parity); +static int cosa_net_open(struct net_device *d); +static int cosa_net_close(struct net_device *d); +static void cosa_net_timeout(struct net_device *d); +static int cosa_net_tx(struct sk_buff *skb, struct net_device *d); +static char *cosa_net_setup_rx(struct channel_data *channel, int size); +static int cosa_net_rx_done(struct channel_data *channel); +static int cosa_net_tx_done(struct channel_data *channel, int size); +static int cosa_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd); /* Character device */ -static void chardev_channel_init(struct channel_data *chan); static char *chrdev_setup_rx(struct channel_data *channel, int size); static int chrdev_rx_done(struct channel_data *channel); static int chrdev_tx_done(struct channel_data *channel, int size); @@ -357,17 +347,17 @@ static void debug_status_in(struct cosa_data *cosa, int status); static void debug_status_out(struct cosa_data *cosa, int status); #endif - +static inline struct channel_data* dev_to_chan(struct net_device *dev) +{ + return (struct channel_data *)dev_to_hdlc(dev)->priv; +} + /* ---------- Initialization stuff ---------- */ static int __init cosa_init(void) { int i, err = 0; - printk(KERN_INFO "cosa v1.08 (c) 1997-2000 Jan Kasprzak <kas@fi.muni.cz>\n"); -#ifdef CONFIG_SMP - printk(KERN_INFO "cosa: SMP found. Please mail any success/failure reports to the author.\n"); -#endif if (cosa_major > 0) { if (register_chrdev(cosa_major, "cosa", &cosa_fops)) { printk(KERN_WARNING "cosa: unable to get major %d\n", @@ -402,7 +392,7 @@ static int __init cosa_init(void) NULL, "cosa%d", i); err = 0; goto out; - + out_chrdev: unregister_chrdev(cosa_major, "cosa"); out: @@ -414,43 +404,29 @@ static void __exit cosa_exit(void) { struct cosa_data *cosa; int i; - printk(KERN_INFO "Unloading the cosa module\n"); - for (i=0; i<nr_cards; i++) + for (i = 0; i < nr_cards; i++) device_destroy(cosa_class, MKDEV(cosa_major, i)); class_destroy(cosa_class); - for (cosa=cosa_cards; nr_cards--; cosa++) { + + for (cosa = cosa_cards; nr_cards--; cosa++) { /* Clean up the per-channel data */ - for (i=0; i<cosa->nchannels; i++) { + for (i = 0; i < cosa->nchannels; i++) { /* Chardev driver has no alloc'd per-channel data */ - sppp_channel_delete(cosa->chan+i); + unregister_hdlc_device(cosa->chan[i].netdev); + free_netdev(cosa->chan[i].netdev); } /* Clean up the per-card data */ kfree(cosa->chan); kfree(cosa->bouncebuf); free_irq(cosa->irq, cosa); free_dma(cosa->dma); - release_region(cosa->datareg,is_8bit(cosa)?2:4); + release_region(cosa->datareg, is_8bit(cosa) ? 2 : 4); } unregister_chrdev(cosa_major, "cosa"); } module_exit(cosa_exit); -/* - * This function should register all the net devices needed for the - * single channel. - */ -static __inline__ void channel_init(struct channel_data *chan) -{ - sprintf(chan->name, "cosa%dc%d", chan->cosa->num, chan->num); - - /* Initialize the chardev data structures */ - chardev_channel_init(chan); - - /* Register the sppp interface */ - sppp_channel_init(chan); -} - static int cosa_probe(int base, int irq, int dma) { struct cosa_data *cosa = cosa_cards+nr_cards; @@ -576,13 +552,43 @@ static int cosa_probe(int base, int irq, int dma) /* Initialize the per-channel data */ cosa->chan = kcalloc(cosa->nchannels, sizeof(struct channel_data), GFP_KERNEL); if (!cosa->chan) { - err = -ENOMEM; + err = -ENOMEM; goto err_out3; } - for (i=0; i<cosa->nchannels; i++) { - cosa->chan[i].cosa = cosa; - cosa->chan[i].num = i; - channel_init(cosa->chan+i); + + for (i = 0; i < cosa->nchannels; i++) { + struct channel_data *chan = &cosa->chan[i]; + + chan->cosa = cosa; + chan->num = i; + sprintf(chan->name, "cosa%dc%d", chan->cosa->num, i); + + /* Initialize the chardev data structures */ + mutex_init(&chan->rlock); + init_MUTEX(&chan->wsem); + + /* Register the network interface */ + if (!(chan->netdev = alloc_hdlcdev(chan))) { + printk(KERN_WARNING "%s: alloc_hdlcdev failed.\n", + chan->name); + goto err_hdlcdev; + } + dev_to_hdlc(chan->netdev)->attach = cosa_net_attach; + dev_to_hdlc(chan->netdev)->xmit = cosa_net_tx; + chan->netdev->open = cosa_net_open; + chan->netdev->stop = cosa_net_close; + chan->netdev->do_ioctl = cosa_net_ioctl; + chan->netdev->tx_timeout = cosa_net_timeout; + chan->netdev->watchdog_timeo = TX_TIMEOUT; + chan->netdev->base_addr = chan->cosa->datareg; + chan->netdev->irq = chan->cosa->irq; + chan->netdev->dma = chan->cosa->dma; + if (register_hdlc_device(chan->netdev)) { + printk(KERN_WARNING "%s: register_hdlc_device()" + " failed.\n", chan->netdev->name); + free_netdev(chan->netdev); + goto err_hdlcdev; + } } printk (KERN_INFO "cosa%d: %s (%s at 0x%x irq %d dma %d), %d channels\n", @@ -590,13 +596,20 @@ static int cosa_probe(int base, int irq, int dma) cosa->datareg, cosa->irq, cosa->dma, cosa->nchannels); return nr_cards++; + +err_hdlcdev: + while (i-- > 0) { + unregister_hdlc_device(cosa->chan[i].netdev); + free_netdev(cosa->chan[i].netdev); + } + kfree(cosa->chan); err_out3: kfree(cosa->bouncebuf); err_out2: free_dma(cosa->dma); err_out1: free_irq(cosa->irq, cosa); -err_out: +err_out: release_region(cosa->datareg,is_8bit(cosa)?2:4); printk(KERN_NOTICE "cosa%d: allocating resources failed\n", cosa->num); @@ -604,54 +617,19 @@ err_out: } -/*---------- SPPP/HDLC netdevice ---------- */ +/*---------- network device ---------- */ -static void cosa_setup(struct net_device *d) +static int cosa_net_attach(struct net_device *dev, unsigned short encoding, + unsigned short parity) { - d->open = cosa_sppp_open; - d->stop = cosa_sppp_close; - d->hard_start_xmit = cosa_sppp_tx; - d->do_ioctl = cosa_sppp_ioctl; - d->get_stats = cosa_net_stats; - d->tx_timeout = cosa_sppp_timeout; - d->watchdog_timeo = TX_TIMEOUT; -} - -static void sppp_channel_init(struct channel_data *chan) -{ - struct net_device *d; - chan->if_ptr = &chan->pppdev; - d = alloc_netdev(0, chan->name, cosa_setup); - if (!d) { - printk(KERN_WARNING "%s: alloc_netdev failed.\n", chan->name); - return; - } - chan->pppdev.dev = d; - d->base_addr = chan->cosa->datareg; - d->irq = chan->cosa->irq; - d->dma = chan->cosa->dma; - d->ml_priv = chan; - sppp_attach(&chan->pppdev); - if (register_netdev(d)) { - printk(KERN_WARNING "%s: register_netdev failed.\n", d->name); - sppp_detach(d); - free_netdev(d); - chan->pppdev.dev = NULL; - return; - } -} - -static void sppp_channel_delete(struct channel_data *chan) -{ - unregister_netdev(chan->pppdev.dev); - sppp_detach(chan->pppdev.dev); - free_netdev(chan->pppdev.dev); - chan->pppdev.dev = NULL; + if (encoding == ENCODING_NRZ && parity == PARITY_CRC16_PR1_CCITT) + return 0; + return -EINVAL; } -static int cosa_sppp_open(struct net_device *d) +static int cosa_net_open(struct net_device *dev) { - struct channel_data *chan = d->ml_priv; + struct channel_data *chan = dev_to_chan(dev); int err; unsigned long flags; @@ -662,36 +640,35 @@ static int cosa_sppp_open(struct net_device *d) } spin_lock_irqsave(&chan->cosa->lock, flags); if (chan->usage != 0) { - printk(KERN_WARNING "%s: sppp_open called with usage count %d\n", - chan->name, chan->usage); + printk(KERN_WARNING "%s: cosa_net_open called with usage count" + " %d\n", chan->name, chan->usage); spin_unlock_irqrestore(&chan->cosa->lock, flags); return -EBUSY; } - chan->setup_rx = sppp_setup_rx; - chan->tx_done = sppp_tx_done; - chan->rx_done = sppp_rx_done; - chan->usage=-1; + chan->setup_rx = cosa_net_setup_rx; + chan->tx_done = cosa_net_tx_done; + chan->rx_done = cosa_net_rx_done; + chan->usage = -1; chan->cosa->usage++; spin_unlock_irqrestore(&chan->cosa->lock, flags); - err = sppp_open(d); + err = hdlc_open(dev); if (err) { spin_lock_irqsave(&chan->cosa->lock, flags); - chan->usage=0; + chan->usage = 0; chan->cosa->usage--; - spin_unlock_irqrestore(&chan->cosa->lock, flags); return err; } - netif_start_queue(d); + netif_start_queue(dev); cosa_enable_rx(chan); return 0; } -static int cosa_sppp_tx(struct sk_buff *skb, struct net_device *dev) +static int cosa_net_tx(struct sk_buff *skb, struct net_device *dev) { - struct channel_data *chan = dev->ml_priv; + struct channel_data *chan = dev_to_chan(dev); netif_stop_queue(dev); @@ -700,16 +677,16 @@ static int cosa_sppp_tx(struct sk_buff *skb, struct net_device *dev) return 0; } -static void cosa_sppp_timeout(struct net_device *dev) +static void cosa_net_timeout(struct net_device *dev) { - struct channel_data *chan = dev->ml_priv; + struct channel_data *chan = dev_to_chan(dev); if (test_bit(RXBIT, &chan->cosa->rxtx)) { - chan->stats.rx_errors++; - chan->stats.rx_missed_errors++; + chan->netdev->stats.rx_errors++; + chan->netdev->stats.rx_missed_errors++; } else { - chan->stats.tx_errors++; - chan->stats.tx_aborted_errors++; + chan->netdev->stats.tx_errors++; + chan->netdev->stats.tx_aborted_errors++; } cosa_kick(chan->cosa); if (chan->tx_skb) { @@ -719,13 +696,13 @@ static void cosa_sppp_timeout(struct net_device *dev) netif_wake_queue(dev); } -static int cosa_sppp_close(struct net_device *d) +static int cosa_net_close(struct net_device *dev) { - struct channel_data *chan = d->ml_priv; + struct channel_data *chan = dev_to_chan(dev); unsigned long flags; - netif_stop_queue(d); - sppp_close(d); + netif_stop_queue(dev); + hdlc_close(dev); cosa_disable_rx(chan); spin_lock_irqsave(&chan->cosa->lock, flags); if (chan->rx_skb) { @@ -736,13 +713,13 @@ static int cosa_sppp_close(struct net_device *d) kfree_skb(chan->tx_skb); chan->tx_skb = NULL; } - chan->usage=0; + chan->usage = 0; chan->cosa->usage--; spin_unlock_irqrestore(&chan->cosa->lock, flags); return 0; } -static char *sppp_setup_rx(struct channel_data *chan, int size) +static char *cosa_net_setup_rx(struct channel_data *chan, int size) { /* * We can safely fall back to non-dma-able memory, because we have @@ -754,66 +731,53 @@ static char *sppp_setup_rx(struct channel_data *chan, int size) if (chan->rx_skb == NULL) { printk(KERN_NOTICE "%s: Memory squeeze, dropping packet\n", chan->name); - chan->stats.rx_dropped++; + chan->netdev->stats.rx_dropped++; return NULL; } - chan->pppdev.dev->trans_start = jiffies; + chan->netdev->trans_start = jiffies; return skb_put(chan->rx_skb, size); } -static int sppp_rx_done(struct channel_data *chan) +static int cosa_net_rx_done(struct channel_data *chan) { if (!chan->rx_skb) { printk(KERN_WARNING "%s: rx_done with empty skb!\n", chan->name); - chan->stats.rx_errors++; - chan->stats.rx_frame_errors++; + chan->netdev->stats.rx_errors++; + chan->netdev->stats.rx_frame_errors++; return 0; } - chan->rx_skb->protocol = htons(ETH_P_WAN_PPP); - chan->rx_skb->dev = chan->pppdev.dev; + chan->rx_skb->protocol = hdlc_type_trans(chan->rx_skb, chan->netdev); + chan->rx_skb->dev = chan->netdev; skb_reset_mac_header(chan->rx_skb); - chan->stats.rx_packets++; - chan->stats.rx_bytes += chan->cosa->rxsize; + chan->netdev->stats.rx_packets++; + chan->netdev->stats.rx_bytes += chan->cosa->rxsize; netif_rx(chan->rx_skb); chan->rx_skb = NULL; - chan->pppdev.dev->last_rx = jiffies; + chan->netdev->last_rx = jiffies; return 0; } /* ARGSUSED */ -static int sppp_tx_done(struct channel_data *chan, int size) +static int cosa_net_tx_done(struct channel_data *chan, int size) { if (!chan->tx_skb) { printk(KERN_WARNING "%s: tx_done with empty skb!\n", chan->name); - chan->stats.tx_errors++; - chan->stats.tx_aborted_errors++; + chan->netdev->stats.tx_errors++; + chan->netdev->stats.tx_aborted_errors++; return 1; } dev_kfree_skb_irq(chan->tx_skb); chan->tx_skb = NULL; - chan->stats.tx_packets++; - chan->stats.tx_bytes += size; - netif_wake_queue(chan->pppdev.dev); + chan->netdev->stats.tx_packets++; + chan->netdev->stats.tx_bytes += size; + netif_wake_queue(chan->netdev); return 1; } -static struct net_device_stats *cosa_net_stats(struct net_device *dev) -{ - struct channel_data *chan = dev->ml_priv; - return &chan->stats; -} - - /*---------- Character device ---------- */ -static void chardev_channel_init(struct channel_data *chan) -{ - mutex_init(&chan->rlock); - init_MUTEX(&chan->wsem); -} - static ssize_t cosa_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) { @@ -1223,16 +1187,15 @@ static int cosa_ioctl_common(struct cosa_data *cosa, return -ENOIOCTLCMD; } -static int cosa_sppp_ioctl(struct net_device *dev, struct ifreq *ifr, - int cmd) +static int cosa_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { int rv; - struct channel_data *chan = dev->ml_priv; - rv = cosa_ioctl_common(chan->cosa, chan, cmd, (unsigned long)ifr->ifr_data); - if (rv == -ENOIOCTLCMD) { - return sppp_do_ioctl(dev, ifr, cmd); - } - return rv; + struct channel_data *chan = dev_to_chan(dev); + rv = cosa_ioctl_common(chan->cosa, chan, cmd, + (unsigned long)ifr->ifr_data); + if (rv != -ENOIOCTLCMD) + return rv; + return hdlc_ioctl(dev, ifr, cmd); } static int cosa_chardev_ioctl(struct inode *inode, struct file *file, diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c index 50ef5b4..f5d55ad 100644 --- a/drivers/net/wan/dscc4.c +++ b/drivers/net/wan/dscc4.c @@ -103,7 +103,6 @@ #include <linux/netdevice.h> #include <linux/skbuff.h> #include <linux/delay.h> -#include <net/syncppp.h> #include <linux/hdlc.h> #include <linux/mutex.h> diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c index 754f008..9557ad0 100644 --- a/drivers/net/wan/farsync.c +++ b/drivers/net/wan/farsync.c @@ -47,10 +47,7 @@ MODULE_LICENSE("GPL"); /* Default parameters for the link */ #define FST_TX_QUEUE_LEN 100 /* At 8Mbps a longer queue length is - * useful, the syncppp module forces - * this down assuming a slower line I - * guess. - */ + * useful */ #define FST_TXQ_DEPTH 16 /* This one is for the buffering * of frames on the way down to the card * so that we can keep the card busy diff --git a/drivers/net/wan/farsync.h b/drivers/net/wan/farsync.h index d871daf..6b27e7c 100644 --- a/drivers/net/wan/farsync.h +++ b/drivers/net/wan/farsync.h @@ -54,9 +54,6 @@ /* Ioctl call command values - * - * The first three private ioctls are used by the sync-PPP module, - * allowing a little room for expansion we start our numbering at 10. */ #define FSTWRITE (SIOCDEVPRIVATE+10) #define FSTCPURESET (SIOCDEVPRIVATE+11) @@ -202,9 +199,6 @@ struct fstioc_info { #define J1 7 /* "proto" */ -#define FST_HDLC 1 /* Cisco compatible HDLC */ -#define FST_PPP 2 /* Sync PPP */ -#define FST_MONITOR 3 /* Monitor only (raw packet reception) */ #define FST_RAW 4 /* Two way raw packets */ #define FST_GEN_HDLC 5 /* Using "Generic HDLC" module */ diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c index e3a5364..1f2a140 100644 --- a/drivers/net/wan/hdlc.c +++ b/drivers/net/wan/hdlc.c @@ -22,20 +22,19 @@ * - proto->start() and stop() are called with spin_lock_irq held. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/notifier.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/notifier.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> #include <net/net_namespace.h> @@ -109,7 +108,7 @@ static int hdlc_device_event(struct notifier_block *this, unsigned long event, if (dev->get_stats != hdlc_get_stats) return NOTIFY_DONE; /* not an HDLC device */ - + if (event != NETDEV_CHANGE) return NOTIFY_DONE; /* Only interrested in carrier changes */ @@ -357,7 +356,7 @@ static struct packet_type hdlc_packet_type = { static struct notifier_block hdlc_notifier = { - .notifier_call = hdlc_device_event, + .notifier_call = hdlc_device_event, }; @@ -367,8 +366,8 @@ static int __init hdlc_module_init(void) printk(KERN_INFO "%s\n", version); if ((result = register_netdevice_notifier(&hdlc_notifier)) != 0) - return result; - dev_add_pack(&hdlc_packet_type); + return result; + dev_add_pack(&hdlc_packet_type); return 0; } diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index 849819c..44e64b15 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -9,19 +9,18 @@ * as published by the Free Software Foundation. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> #undef DEBUG_HARD_HEADER @@ -68,9 +67,9 @@ struct cisco_state { static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr); -static inline struct cisco_state * state(hdlc_device *hdlc) +static inline struct cisco_state* state(hdlc_device *hdlc) { - return(struct cisco_state *)(hdlc->state); + return (struct cisco_state *)hdlc->state; } @@ -172,7 +171,7 @@ static int cisco_rx(struct sk_buff *skb) data->address != CISCO_UNICAST) goto rx_error; - switch(ntohs(data->protocol)) { + switch (ntohs(data->protocol)) { case CISCO_SYS_INFO: /* Packet is not needed, drop it. */ dev_kfree_skb_any(skb); @@ -336,7 +335,7 @@ static struct hdlc_proto proto = { static const struct header_ops cisco_header_ops = { .create = cisco_hard_header, }; - + static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr) { cisco_proto __user *cisco_s = ifr->ifr_settings.ifs_ifsu.cisco; @@ -359,10 +358,10 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr) return 0; case IF_PROTO_CISCO: - if(!capable(CAP_NET_ADMIN)) + if (!capable(CAP_NET_ADMIN)) return -EPERM; - if(dev->flags & IFF_UP) + if (dev->flags & IFF_UP) return -EBUSY; if (copy_from_user(&new_settings, cisco_s, size)) @@ -372,7 +371,7 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr) new_settings.timeout < 2) return -EINVAL; - result=hdlc->attach(dev, ENCODING_NRZ,PARITY_CRC16_PR1_CCITT); + result = hdlc->attach(dev, ENCODING_NRZ,PARITY_CRC16_PR1_CCITT); if (result) return result; diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 62e93da..d3d5055 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -33,20 +33,19 @@ */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/etherdevice.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> #undef DEBUG_PKT #undef DEBUG_ECN @@ -96,7 +95,7 @@ typedef struct { unsigned ea1: 1; unsigned cr: 1; unsigned dlcih: 6; - + unsigned ea2: 1; unsigned de: 1; unsigned becn: 1; diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c index 0030833..4efe9e6 100644 --- a/drivers/net/wan/hdlc_ppp.c +++ b/drivers/net/wan/hdlc_ppp.c @@ -9,19 +9,18 @@ * as published by the Free Software Foundation. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> #include <net/syncppp.h> struct ppp_state { diff --git a/drivers/net/wan/hdlc_raw.c b/drivers/net/wan/hdlc_raw.c index bbbb819..8612311 100644 --- a/drivers/net/wan/hdlc_raw.c +++ b/drivers/net/wan/hdlc_raw.c @@ -9,19 +9,18 @@ * as published by the Free Software Foundation. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> static int raw_ioctl(struct net_device *dev, struct ifreq *ifr); diff --git a/drivers/net/wan/hdlc_raw_eth.c b/drivers/net/wan/hdlc_raw_eth.c index 26dee60..a13fc32 100644 --- a/drivers/net/wan/hdlc_raw_eth.c +++ b/drivers/net/wan/hdlc_raw_eth.c @@ -9,20 +9,19 @@ * as published by the Free Software Foundation. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> +#include <linux/inetdevice.h> #include <linux/init.h> -#include <linux/skbuff.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/pkt_sched.h> -#include <linux/inetdevice.h> -#include <linux/lapb.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/etherdevice.h> -#include <linux/hdlc.h> +#include <linux/skbuff.h> +#include <linux/slab.h> static int raw_eth_ioctl(struct net_device *dev, struct ifreq *ifr); diff --git a/drivers/net/wan/hdlc_x25.c b/drivers/net/wan/hdlc_x25.c index e808720..8b7e5d2 100644 --- a/drivers/net/wan/hdlc_x25.c +++ b/drivers/net/wan/hdlc_x25.c @@ -9,20 +9,19 @@ * as published by the Free Software Foundation. */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/poll.h> #include <linux/errno.h> +#include <linux/hdlc.h> #include <linux/if_arp.h> -#include <linux/init.h> -#include <linux/skbuff.h> -#include <linux/pkt_sched.h> #include <linux/inetdevice.h> +#include <linux/init.h> +#include <linux/kernel.h> #include <linux/lapb.h> +#include <linux/module.h> +#include <linux/pkt_sched.h> +#include <linux/poll.h> #include <linux/rtnetlink.h> -#include <linux/hdlc.h> - +#include <linux/skbuff.h> +#include <linux/slab.h> #include <net/x25device.h> static int x25_ioctl(struct net_device *dev, struct ifreq *ifr); diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c index f3065d3..e299313 100644 --- a/drivers/net/wan/hostess_sv11.c +++ b/drivers/net/wan/hostess_sv11.c @@ -16,6 +16,8 @@ * touching control registers. * * Port B isnt wired (why - beats me) + * + * Generic HDLC port Copyright (C) 2008 Krzysztof Halasa <khc@pm.waw.pl> */ #include <linux/module.h> @@ -26,6 +28,7 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> #include <linux/delay.h> +#include <linux/hdlc.h> #include <linux/ioport.h> #include <net/arp.h> @@ -33,34 +36,31 @@ #include <asm/io.h> #include <asm/dma.h> #include <asm/byteorder.h> -#include <net/syncppp.h> #include "z85230.h" static int dma; -struct sv11_device -{ - void *if_ptr; /* General purpose pointer (used by SPPP) */ - struct z8530_dev sync; - struct ppp_device netdev; -}; - /* * Network driver support routines */ +static inline struct z8530_dev* dev_to_sv(struct net_device *dev) +{ + return (struct z8530_dev *)dev_to_hdlc(dev)->priv; +} + /* - * Frame receive. Simple for our card as we do sync ppp and there + * Frame receive. Simple for our card as we do HDLC and there * is no funny garbage involved */ - + static void hostess_input(struct z8530_channel *c, struct sk_buff *skb) { /* Drop the CRC - it's not a good idea to try and negotiate it ;) */ - skb_trim(skb, skb->len-2); - skb->protocol=__constant_htons(ETH_P_WAN_PPP); + skb_trim(skb, skb->len - 2); + skb->protocol = hdlc_type_trans(skb, c->netdevice); skb_reset_mac_header(skb); - skb->dev=c->netdevice; + skb->dev = c->netdevice; /* * Send it to the PPP layer. We don't have time to process * it right now. @@ -68,56 +68,51 @@ static void hostess_input(struct z8530_channel *c, struct sk_buff *skb) netif_rx(skb); c->netdevice->last_rx = jiffies; } - + /* * We've been placed in the UP state - */ - + */ + static int hostess_open(struct net_device *d) { - struct sv11_device *sv11=d->ml_priv; + struct z8530_dev *sv11 = dev_to_sv(d); int err = -1; - + /* * Link layer up */ - switch(dma) - { + switch (dma) { case 0: - err=z8530_sync_open(d, &sv11->sync.chanA); + err = z8530_sync_open(d, &sv11->chanA); break; case 1: - err=z8530_sync_dma_open(d, &sv11->sync.chanA); + err = z8530_sync_dma_open(d, &sv11->chanA); break; case 2: - err=z8530_sync_txdma_open(d, &sv11->sync.chanA); + err = z8530_sync_txdma_open(d, &sv11->chanA); break; } - - if(err) + + if (err) return err; - /* - * Begin PPP - */ - err=sppp_open(d); - if(err) - { - switch(dma) - { + + err = hdlc_open(d); + if (err) { + switch (dma) { case 0: - z8530_sync_close(d, &sv11->sync.chanA); + z8530_sync_close(d, &sv11->chanA); break; case 1: - z8530_sync_dma_close(d, &sv11->sync.chanA); + z8530_sync_dma_close(d, &sv11->chanA); break; case 2: - z8530_sync_txdma_close(d, &sv11->sync.chanA); + z8530_sync_txdma_close(d, &sv11->chanA); break; - } + } return err; } - sv11->sync.chanA.rx_function=hostess_input; - + sv11->chanA.rx_function = hostess_input; + /* * Go go go */ @@ -128,30 +123,24 @@ static int hostess_open(struct net_device *d) static int hostess_close(struct net_device *d) { - struct sv11_device *sv11=d->ml_priv; + struct z8530_dev *sv11 = dev_to_sv(d); /* * Discard new frames */ - sv11->sync.chanA.rx_function=z8530_null_rx; - /* - * PPP off - */ - sppp_close(d); - /* - * Link layer down - */ + sv11->chanA.rx_function = z8530_null_rx; + + hdlc_close(d); netif_stop_queue(d); - - switch(dma) - { + + switch (dma) { case 0: - z8530_sync_close(d, &sv11->sync.chanA); + z8530_sync_close(d, &sv11->chanA); break; case 1: - z8530_sync_dma_close(d, &sv11->sync.chanA); + z8530_sync_dma_close(d, &sv11->chanA); break; case 2: - z8530_sync_txdma_close(d, &sv11->sync.chanA); + z8530_sync_txdma_close(d, &sv11->chanA); break; } return 0; @@ -159,232 +148,174 @@ static int hostess_close(struct net_device *d) static int hostess_ioctl(struct net_device *d, struct ifreq *ifr, int cmd) { - /* struct sv11_device *sv11=d->ml_priv; - z8530_ioctl(d,&sv11->sync.chanA,ifr,cmd) */ - return sppp_do_ioctl(d, ifr,cmd); -} - -static struct net_device_stats *hostess_get_stats(struct net_device *d) -{ - struct sv11_device *sv11=d->ml_priv; - if(sv11) - return z8530_get_stats(&sv11->sync.chanA); - else - return NULL; + /* struct z8530_dev *sv11=dev_to_sv(d); + z8530_ioctl(d,&sv11->chanA,ifr,cmd) */ + return hdlc_ioctl(d, ifr, cmd); } /* - * Passed PPP frames, fire them downwind. + * Passed network frames, fire them downwind. */ - + static int hostess_queue_xmit(struct sk_buff *skb, struct net_device *d) { - struct sv11_device *sv11=d->ml_priv; - return z8530_queue_xmit(&sv11->sync.chanA, skb); + return z8530_queue_xmit(&dev_to_sv(d)->chanA, skb); } -static int hostess_neigh_setup(struct neighbour *n) +static int hostess_attach(struct net_device *dev, unsigned short encoding, + unsigned short parity) { - if (n->nud_state == NUD_NONE) { - n->ops = &arp_broken_ops; - n->output = n->ops->output; - } - return 0; -} - -static int hostess_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p) -{ - if (p->tbl->family == AF_INET) { - p->neigh_setup = hostess_neigh_setup; - p->ucast_probes = 0; - p->mcast_probes = 0; - } - return 0; -} - -static void sv11_setup(struct net_device *dev) -{ - dev->open = hostess_open; - dev->stop = hostess_close; - dev->hard_start_xmit = hostess_queue_xmit; - dev->get_stats = hostess_get_stats; - dev->do_ioctl = hostess_ioctl; - dev->neigh_setup = hostess_neigh_setup_dev; + if (encoding == ENCODING_NRZ && parity == PARITY_CRC16_PR1_CCITT) + return 0; + return -EINVAL; } /* * Description block for a Comtrol Hostess SV11 card */ - -static struct sv11_device *sv11_init(int iobase, int irq) + +static struct z8530_dev *sv11_init(int iobase, int irq) { - struct z8530_dev *dev; - struct sv11_device *sv; - + struct z8530_dev *sv; + struct net_device *netdev; /* * Get the needed I/O space */ - - if(!request_region(iobase, 8, "Comtrol SV11")) - { - printk(KERN_WARNING "hostess: I/O 0x%X already in use.\n", iobase); + + if (!request_region(iobase, 8, "Comtrol SV11")) { + printk(KERN_WARNING "hostess: I/O 0x%X already in use.\n", + iobase); return NULL; } - - sv = kzalloc(sizeof(struct sv11_device), GFP_KERNEL); - if(!sv) - goto fail3; - - sv->if_ptr=&sv->netdev; - - sv->netdev.dev = alloc_netdev(0, "hdlc%d", sv11_setup); - if(!sv->netdev.dev) - goto fail2; - - dev=&sv->sync; - + + sv = kzalloc(sizeof(struct z8530_dev), GFP_KERNEL); + if (!sv) + goto err_kzalloc; + /* * Stuff in the I/O addressing */ - - dev->active = 0; - - dev->chanA.ctrlio=iobase+1; - dev->chanA.dataio=iobase+3; - dev->chanB.ctrlio=-1; - dev->chanB.dataio=-1; - dev->chanA.irqs=&z8530_nop; - dev->chanB.irqs=&z8530_nop; - - outb(0, iobase+4); /* DMA off */ - + + sv->active = 0; + + sv->chanA.ctrlio = iobase + 1; + sv->chanA.dataio = iobase + 3; + sv->chanB.ctrlio = -1; + sv->chanB.dataio = -1; + sv->chanA.irqs = &z8530_nop; + sv->chanB.irqs = &z8530_nop; + + outb(0, iobase + 4); /* DMA off */ + /* We want a fast IRQ for this device. Actually we'd like an even faster IRQ ;) - This is one driver RtLinux is made for */ - - if(request_irq(irq, &z8530_interrupt, IRQF_DISABLED, "Hostess SV11", dev)<0) - { + + if (request_irq(irq, &z8530_interrupt, IRQF_DISABLED, + "Hostess SV11", sv) < 0) { printk(KERN_WARNING "hostess: IRQ %d already in use.\n", irq); - goto fail1; + goto err_irq; } - - dev->irq=irq; - dev->chanA.private=sv; - dev->chanA.netdevice=sv->netdev.dev; - dev->chanA.dev=dev; - dev->chanB.dev=dev; - - if(dma) - { + + sv->irq = irq; + sv->chanA.private = sv; + sv->chanA.dev = sv; + sv->chanB.dev = sv; + + if (dma) { /* * You can have DMA off or 1 and 3 thats the lot * on the Comtrol. */ - dev->chanA.txdma=3; - dev->chanA.rxdma=1; - outb(0x03|0x08, iobase+4); /* DMA on */ - if(request_dma(dev->chanA.txdma, "Hostess SV/11 (TX)")!=0) - goto fail; - - if(dma==1) - { - if(request_dma(dev->chanA.rxdma, "Hostess SV/11 (RX)")!=0) - goto dmafail; - } + sv->chanA.txdma = 3; + sv->chanA.rxdma = 1; + outb(0x03 | 0x08, iobase + 4); /* DMA on */ + if (request_dma(sv->chanA.txdma, "Hostess SV/11 (TX)")) + goto err_txdma; + + if (dma == 1) + if (request_dma(sv->chanA.rxdma, "Hostess SV/11 (RX)")) + goto err_rxdma; } /* Kill our private IRQ line the hostess can end up chattering until the configuration is set */ disable_irq(irq); - + /* * Begin normal initialise */ - - if(z8530_init(dev)!=0) - { + + if (z8530_init(sv)) { printk(KERN_ERR "Z8530 series device not found.\n"); enable_irq(irq); - goto dmafail2; + goto free_dma; } - z8530_channel_load(&dev->chanB, z8530_dead_port); - if(dev->type==Z85C30) - z8530_channel_load(&dev->chanA, z8530_hdlc_kilostream); + z8530_channel_load(&sv->chanB, z8530_dead_port); + if (sv->type == Z85C30) + z8530_channel_load(&sv->chanA, z8530_hdlc_kilostream); else - z8530_channel_load(&dev->chanA, z8530_hdlc_kilostream_85230); - + z8530_channel_load(&sv->chanA, z8530_hdlc_kilostream_85230); + enable_irq(irq); - /* * Now we can take the IRQ */ - if(dev_alloc_name(dev->chanA.netdevice,"hdlc%d")>=0) - { - struct net_device *d=dev->chanA.netdevice; - /* - * Initialise the PPP components - */ - d->ml_priv = sv; - sppp_attach(&sv->netdev); - - /* - * Local fields - */ - - d->base_addr = iobase; - d->irq = irq; - - if(register_netdev(d)) - { - printk(KERN_ERR "%s: unable to register device.\n", - d->name); - sppp_detach(d); - goto dmafail2; - } + sv->chanA.netdevice = netdev = alloc_hdlcdev(sv); + if (!netdev) + goto free_dma; - z8530_describe(dev, "I/O", iobase); - dev->active=1; - return sv; + dev_to_hdlc(netdev)->attach = hostess_attach; + dev_to_hdlc(netdev)->xmit = hostess_queue_xmit; + netdev->open = hostess_open; + netdev->stop = hostess_close; + netdev->do_ioctl = hostess_ioctl; + netdev->base_addr = iobase; + netdev->irq = irq; + + if (register_hdlc_device(netdev)) { + printk(KERN_ERR "hostess: unable to register HDLC device.\n"); + free_netdev(netdev); + goto free_dma; } -dmafail2: - if(dma==1) - free_dma(dev->chanA.rxdma); -dmafail: - if(dma) - free_dma(dev->chanA.txdma); -fail: - free_irq(irq, dev); -fail1: - free_netdev(sv->netdev.dev); -fail2: + + z8530_describe(sv, "I/O", iobase); + sv->active = 1; + return sv; + +free_dma: + if (dma == 1) + free_dma(sv->chanA.rxdma); +err_rxdma: + if (dma) + free_dma(sv->chanA.txdma); +err_txdma: + free_irq(irq, sv); +err_irq: kfree(sv); -fail3: - release_region(iobase,8); +err_kzalloc: + release_region(iobase, 8); return NULL; } -static void sv11_shutdown(struct sv11_device *dev) +static void sv11_shutdown(struct z8530_dev *dev) { - sppp_detach(dev->netdev.dev); - unregister_netdev(dev->netdev.dev); - z8530_shutdown(&dev->sync); - free_irq(dev->sync.irq, dev); - if(dma) - { - if(dma==1) - free_dma(dev->sync.chanA.rxdma); - free_dma(dev->sync.chanA.txdma); + unregister_hdlc_device(dev->chanA.netdevice); + z8530_shutdown(dev); + free_irq(dev->irq, dev); + if (dma) { + if (dma == 1) + free_dma(dev->chanA.rxdma); + free_dma(dev->chanA.txdma); } - release_region(dev->sync.chanA.ctrlio-1, 8); - free_netdev(dev->netdev.dev); + release_region(dev->chanA.ctrlio - 1, 8); + free_netdev(dev->chanA.netdevice); kfree(dev); } -#ifdef MODULE - -static int io=0x200; -static int irq=9; +static int io = 0x200; +static int irq = 9; module_param(io, int, 0); MODULE_PARM_DESC(io, "The I/O base of the Comtrol Hostess SV11 card"); @@ -397,22 +328,17 @@ MODULE_AUTHOR("Alan Cox"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Modular driver for the Comtrol Hostess SV11"); -static struct sv11_device *sv11_unit; +static struct z8530_dev *sv11_unit; int init_module(void) { - printk(KERN_INFO "SV-11 Z85230 Synchronous Driver v 0.03.\n"); - printk(KERN_INFO "(c) Copyright 2001, Red Hat Inc.\n"); - if((sv11_unit=sv11_init(io,irq))==NULL) + if ((sv11_unit = sv11_init(io, irq)) == NULL) return -ENODEV; return 0; } void cleanup_module(void) { - if(sv11_unit) + if (sv11_unit) sv11_shutdown(sv11_unit); } - -#endif - diff --git a/drivers/net/wan/lmc/lmc.h b/drivers/net/wan/lmc/lmc.h index 882e58c..4ced7ac 100644 --- a/drivers/net/wan/lmc/lmc.h +++ b/drivers/net/wan/lmc/lmc.h @@ -11,12 +11,12 @@ unsigned lmc_mii_readreg(lmc_softc_t * const sc, unsigned devaddr, unsigned regno); void lmc_mii_writereg(lmc_softc_t * const sc, unsigned devaddr, unsigned regno, unsigned data); -void lmc_led_on(lmc_softc_t * const, u_int32_t); -void lmc_led_off(lmc_softc_t * const, u_int32_t); +void lmc_led_on(lmc_softc_t * const, u32); +void lmc_led_off(lmc_softc_t * const, u32); unsigned lmc_mii_readreg(lmc_softc_t * const, unsigned, unsigned); void lmc_mii_writereg(lmc_softc_t * const, unsigned, unsigned, unsigned); -void lmc_gpio_mkinput(lmc_softc_t * const sc, u_int32_t bits); -void lmc_gpio_mkoutput(lmc_softc_t * const sc, u_int32_t bits); +void lmc_gpio_mkinput(lmc_softc_t * const sc, u32 bits); +void lmc_gpio_mkoutput(lmc_softc_t * const sc, u32 bits); int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd); @@ -26,8 +26,7 @@ extern lmc_media_t lmc_t1_media; extern lmc_media_t lmc_hssi_media; #ifdef _DBG_EVENTLOG -static void lmcEventLog( u_int32_t EventNum, u_int32_t arg2, u_int32_t arg3 ); +static void lmcEventLog(u32 EventNum, u32 arg2, u32 arg3); #endif #endif - diff --git a/drivers/net/wan/lmc/lmc_debug.c b/drivers/net/wan/lmc/lmc_debug.c index 3b94352..15049d7 100644 --- a/drivers/net/wan/lmc/lmc_debug.c +++ b/drivers/net/wan/lmc/lmc_debug.c @@ -1,4 +1,3 @@ - #include <linux/types.h> #include <linux/netdevice.h> #include <linux/interrupt.h> @@ -48,10 +47,10 @@ void lmcConsoleLog(char *type, unsigned char *ucData, int iLen) #endif #ifdef DEBUG -u_int32_t lmcEventLogIndex = 0; -u_int32_t lmcEventLogBuf[LMC_EVENTLOGSIZE * LMC_EVENTLOGARGS]; +u32 lmcEventLogIndex; +u32 lmcEventLogBuf[LMC_EVENTLOGSIZE * LMC_EVENTLOGARGS]; -void lmcEventLog (u_int32_t EventNum, u_int32_t arg2, u_int32_t arg3) +void lmcEventLog(u32 EventNum, u32 arg2, u32 arg3) { lmcEventLogBuf[lmcEventLogIndex++] = EventNum; lmcEventLogBuf[lmcEventLogIndex++] = arg2; diff --git a/drivers/net/wan/lmc/lmc_debug.h b/drivers/net/wan/lmc/lmc_debug.h index cf35638..2d46f12 100644 --- a/drivers/net/wan/lmc/lmc_debug.h +++ b/drivers/net/wan/lmc/lmc_debug.h @@ -38,15 +38,15 @@ #ifdef DEBUG -extern u_int32_t lmcEventLogIndex; -extern u_int32_t lmcEventLogBuf[LMC_EVENTLOGSIZE * LMC_EVENTLOGARGS]; +extern u32 lmcEventLogIndex; +extern u32 lmcEventLogBuf[LMC_EVENTLOGSIZE * LMC_EVENTLOGARGS]; #define LMC_EVENT_LOG(x, y, z) lmcEventLog((x), (y), (z)) #else #define LMC_EVENT_LOG(x,y,z) #endif /* end ifdef _DBG_EVENTLOG */ void lmcConsoleLog(char *type, unsigned char *ucData, int iLen); -void lmcEventLog (u_int32_t EventNum, u_int32_t arg2, u_int32_t arg3); +void lmcEventLog(u32 EventNum, u32 arg2, u32 arg3); void lmc_trace(struct net_device *dev, char *msg); #endif diff --git a/drivers/net/wan/lmc/lmc_ioctl.h b/drivers/net/wan/lmc/lmc_ioctl.h index 57dd861..72fb113 100644 --- a/drivers/net/wan/lmc/lmc_ioctl.h +++ b/drivers/net/wan/lmc/lmc_ioctl.h @@ -61,7 +61,7 @@ /* * IFTYPE defines */ -#define LMC_PPP 1 /* use sppp interface */ +#define LMC_PPP 1 /* use generic HDLC interface */ #define LMC_NET 2 /* use direct net interface */ #define LMC_RAW 3 /* use direct net interface */ diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c index 62133ce..f80640f 100644 --- a/drivers/net/wan/lmc/lmc_main.c +++ b/drivers/net/wan/lmc/lmc_main.c @@ -1,6 +1,7 @@ /* * Copyright (c) 1997-2000 LAN Media Corporation (LMC) * All rights reserved. www.lanmedia.com + * Generic HDLC port Copyright (C) 2008 Krzysztof Halasa <khc@pm.waw.pl> * * This code is written by: * Andrew Stanley-Jones (asj@cban.com) @@ -36,8 +37,6 @@ * */ -/* $Id: lmc_main.c,v 1.36 2000/04/11 05:25:25 asj Exp $ */ - #include <linux/kernel.h> #include <linux/module.h> #include <linux/string.h> @@ -49,6 +48,7 @@ #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/delay.h> +#include <linux/hdlc.h> #include <linux/init.h> #include <linux/in.h> #include <linux/if_arp.h> @@ -57,9 +57,6 @@ #include <linux/skbuff.h> #include <linux/inet.h> #include <linux/bitops.h> - -#include <net/syncppp.h> - #include <asm/processor.h> /* Processor type for cache alignment. */ #include <asm/io.h> #include <asm/dma.h> @@ -78,8 +75,6 @@ #include "lmc_debug.h" #include "lmc_proto.h" -static int lmc_first_load = 0; - static int LMC_PKT_BUF_SZ = 1542; static struct pci_device_id lmc_pci_tbl[] = { @@ -91,11 +86,10 @@ static struct pci_device_id lmc_pci_tbl[] = { }; MODULE_DEVICE_TABLE(pci, lmc_pci_tbl); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); static int lmc_start_xmit(struct sk_buff *skb, struct net_device *dev); -static int lmc_start_xmit(struct sk_buff *skb, struct net_device *dev); static int lmc_rx (struct net_device *dev); static int lmc_open(struct net_device *dev); static int lmc_close(struct net_device *dev); @@ -114,20 +108,14 @@ static void lmc_driver_timeout(struct net_device *dev); * linux reserves 16 device specific IOCTLs. We call them * LMCIOC* to control various bits of our world. */ -int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ +int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ { - lmc_softc_t *sc; + lmc_softc_t *sc = dev_to_sc(dev); lmc_ctl_t ctl; - int ret; - u_int16_t regVal; + int ret = -EOPNOTSUPP; + u16 regVal; unsigned long flags; - struct sppp *sp; - - ret = -EOPNOTSUPP; - - sc = dev->priv; - lmc_trace(dev, "lmc_ioctl in"); /* @@ -149,7 +137,6 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ break; case LMCIOCSINFO: /*fold01*/ - sp = &((struct ppp_device *) dev)->sppp; if (!capable(CAP_NET_ADMIN)) { ret = -EPERM; break; @@ -175,25 +162,20 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ sc->TxDescriptControlInit &= ~LMC_TDES_ADD_CRC_DISABLE; } - if (ctl.keepalive_onoff == LMC_CTL_OFF) - sp->pp_flags &= ~PP_KEEPALIVE; /* Turn off */ - else - sp->pp_flags |= PP_KEEPALIVE; /* Turn on */ - ret = 0; break; case LMCIOCIFTYPE: /*fold01*/ { - u_int16_t old_type = sc->if_type; - u_int16_t new_type; + u16 old_type = sc->if_type; + u16 new_type; if (!capable(CAP_NET_ADMIN)) { ret = -EPERM; break; } - if (copy_from_user(&new_type, ifr->ifr_data, sizeof(u_int16_t))) { + if (copy_from_user(&new_type, ifr->ifr_data, sizeof(u16))) { ret = -EFAULT; break; } @@ -206,15 +188,11 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ } lmc_proto_close(sc); - lmc_proto_detach(sc); sc->if_type = new_type; -// lmc_proto_init(sc); lmc_proto_attach(sc); - lmc_proto_open(sc); - - ret = 0 ; - break ; + ret = lmc_proto_open(sc); + break; } case LMCIOCGETXINFO: /*fold01*/ @@ -241,51 +219,53 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ break; - case LMCIOCGETLMCSTATS: /*fold01*/ - if (sc->lmc_cardtype == LMC_CARDTYPE_T1){ - lmc_mii_writereg (sc, 0, 17, T1FRAMER_FERR_LSB); - sc->stats.framingBitErrorCount += - lmc_mii_readreg (sc, 0, 18) & 0xff; - lmc_mii_writereg (sc, 0, 17, T1FRAMER_FERR_MSB); - sc->stats.framingBitErrorCount += - (lmc_mii_readreg (sc, 0, 18) & 0xff) << 8; - lmc_mii_writereg (sc, 0, 17, T1FRAMER_LCV_LSB); - sc->stats.lineCodeViolationCount += - lmc_mii_readreg (sc, 0, 18) & 0xff; - lmc_mii_writereg (sc, 0, 17, T1FRAMER_LCV_MSB); - sc->stats.lineCodeViolationCount += - (lmc_mii_readreg (sc, 0, 18) & 0xff) << 8; - lmc_mii_writereg (sc, 0, 17, T1FRAMER_AERR); - regVal = lmc_mii_readreg (sc, 0, 18) & 0xff; - - sc->stats.lossOfFrameCount += - (regVal & T1FRAMER_LOF_MASK) >> 4; - sc->stats.changeOfFrameAlignmentCount += - (regVal & T1FRAMER_COFA_MASK) >> 2; - sc->stats.severelyErroredFrameCount += - regVal & T1FRAMER_SEF_MASK; - } - - if (copy_to_user(ifr->ifr_data, &sc->stats, - sizeof (struct lmc_statistics))) - ret = -EFAULT; - else - ret = 0; - break; + case LMCIOCGETLMCSTATS: + if (sc->lmc_cardtype == LMC_CARDTYPE_T1) { + lmc_mii_writereg(sc, 0, 17, T1FRAMER_FERR_LSB); + sc->extra_stats.framingBitErrorCount += + lmc_mii_readreg(sc, 0, 18) & 0xff; + lmc_mii_writereg(sc, 0, 17, T1FRAMER_FERR_MSB); + sc->extra_stats.framingBitErrorCount += + (lmc_mii_readreg(sc, 0, 18) & 0xff) << 8; + lmc_mii_writereg(sc, 0, 17, T1FRAMER_LCV_LSB); + sc->extra_stats.lineCodeViolationCount += + lmc_mii_readreg(sc, 0, 18) & 0xff; + lmc_mii_writereg(sc, 0, 17, T1FRAMER_LCV_MSB); + sc->extra_stats.lineCodeViolationCount += + (lmc_mii_readreg(sc, 0, 18) & 0xff) << 8; + lmc_mii_writereg(sc, 0, 17, T1FRAMER_AERR); + regVal = lmc_mii_readreg(sc, 0, 18) & 0xff; + + sc->extra_stats.lossOfFrameCount += + (regVal & T1FRAMER_LOF_MASK) >> 4; + sc->extra_stats.changeOfFrameAlignmentCount += + (regVal & T1FRAMER_COFA_MASK) >> 2; + sc->extra_stats.severelyErroredFrameCount += + regVal & T1FRAMER_SEF_MASK; + } + if (copy_to_user(ifr->ifr_data, &sc->lmc_device->stats, + sizeof(sc->lmc_device->stats)) || + copy_to_user(ifr->ifr_data + sizeof(sc->lmc_device->stats), + &sc->extra_stats, sizeof(sc->extra_stats))) + ret = -EFAULT; + else + ret = 0; + break; - case LMCIOCCLEARLMCSTATS: /*fold01*/ - if (!capable(CAP_NET_ADMIN)){ - ret = -EPERM; - break; - } + case LMCIOCCLEARLMCSTATS: + if (!capable(CAP_NET_ADMIN)) { + ret = -EPERM; + break; + } - memset (&sc->stats, 0, sizeof (struct lmc_statistics)); - sc->stats.check = STATCHECK; - sc->stats.version_size = (DRIVER_VERSION << 16) + - sizeof (struct lmc_statistics); - sc->stats.lmc_cardtype = sc->lmc_cardtype; - ret = 0; - break; + memset(&sc->lmc_device->stats, 0, sizeof(sc->lmc_device->stats)); + memset(&sc->extra_stats, 0, sizeof(sc->extra_stats)); + sc->extra_stats.check = STATCHECK; + sc->extra_stats.version_size = (DRIVER_VERSION << 16) + + sizeof(sc->lmc_device->stats) + sizeof(sc->extra_stats); + sc->extra_stats.lmc_cardtype = sc->lmc_cardtype; + ret = 0; + break; case LMCIOCSETCIRCUIT: /*fold01*/ if (!capable(CAP_NET_ADMIN)){ @@ -330,7 +310,8 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ ret = -EFAULT; break; } - if (copy_to_user(ifr->ifr_data + sizeof (u32), lmcEventLogBuf, sizeof (lmcEventLogBuf))) + if (copy_to_user(ifr->ifr_data + sizeof(u32), lmcEventLogBuf, + sizeof(lmcEventLogBuf))) ret = -EFAULT; else ret = 0; @@ -641,14 +622,12 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/ /* the watchdog process that cruises around */ static void lmc_watchdog (unsigned long data) /*fold00*/ { - struct net_device *dev = (struct net_device *) data; - lmc_softc_t *sc; + struct net_device *dev = (struct net_device *)data; + lmc_softc_t *sc = dev_to_sc(dev); int link_status; - u_int32_t ticks; + u32 ticks; unsigned long flags; - sc = dev->priv; - lmc_trace(dev, "lmc_watchdog in"); spin_lock_irqsave(&sc->lmc_lock, flags); @@ -677,22 +656,22 @@ static void lmc_watchdog (unsigned long data) /*fold00*/ * check for a transmit interrupt timeout * Has the packet xmt vs xmt serviced threshold been exceeded */ if (sc->lmc_taint_tx == sc->lastlmc_taint_tx && - sc->stats.tx_packets > sc->lasttx_packets && - sc->tx_TimeoutInd == 0) + sc->lmc_device->stats.tx_packets > sc->lasttx_packets && + sc->tx_TimeoutInd == 0) { /* wait for the watchdog to come around again */ sc->tx_TimeoutInd = 1; } else if (sc->lmc_taint_tx == sc->lastlmc_taint_tx && - sc->stats.tx_packets > sc->lasttx_packets && - sc->tx_TimeoutInd) + sc->lmc_device->stats.tx_packets > sc->lasttx_packets && + sc->tx_TimeoutInd) { LMC_EVENT_LOG(LMC_EVENT_XMTINTTMO, LMC_CSR_READ (sc, csr_status), 0); sc->tx_TimeoutDisplay = 1; - sc->stats.tx_TimeoutCnt++; + sc->extra_stats.tx_TimeoutCnt++; /* DEC chip is stuck, hit it with a RESET!!!! */ lmc_running_reset (dev); @@ -712,13 +691,11 @@ static void lmc_watchdog (unsigned long data) /*fold00*/ /* reset the transmit timeout detection flag */ sc->tx_TimeoutInd = 0; sc->lastlmc_taint_tx = sc->lmc_taint_tx; - sc->lasttx_packets = sc->stats.tx_packets; - } - else - { + sc->lasttx_packets = sc->lmc_device->stats.tx_packets; + } else { sc->tx_TimeoutInd = 0; sc->lastlmc_taint_tx = sc->lmc_taint_tx; - sc->lasttx_packets = sc->stats.tx_packets; + sc->lasttx_packets = sc->lmc_device->stats.tx_packets; } /* --- end time out check ----------------------------------- */ @@ -748,19 +725,7 @@ static void lmc_watchdog (unsigned long data) /*fold00*/ sc->last_link_status = 1; /* lmc_reset (sc); Again why reset??? */ - /* Inform the world that link protocol is back up. */ netif_carrier_on(dev); - - /* Now we have to tell the syncppp that we had an outage - * and that it should deal. Calling sppp_reopen here - * should do the trick, but we may have to call sppp_close - * when the link goes down, and call sppp_open here. - * Subject to more testing. - * --bbraun - */ - - lmc_proto_reopen(sc); - } /* Call media specific watchdog functions */ @@ -816,114 +781,93 @@ kick_timer: } -static void lmc_setup(struct net_device * const dev) /*fold00*/ +static int lmc_attach(struct net_device *dev, unsigned short encoding, + unsigned short parity) { - lmc_trace(dev, "lmc_setup in"); - - dev->type = ARPHRD_HDLC; - dev->hard_start_xmit = lmc_start_xmit; - dev->open = lmc_open; - dev->stop = lmc_close; - dev->get_stats = lmc_get_stats; - dev->do_ioctl = lmc_ioctl; - dev->tx_timeout = lmc_driver_timeout; - dev->watchdog_timeo = (HZ); /* 1 second */ - - lmc_trace(dev, "lmc_setup out"); + if (encoding == ENCODING_NRZ && parity == PARITY_CRC16_PR1_CCITT) + return 0; + return -EINVAL; } - static int __devinit lmc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - struct net_device *dev; - lmc_softc_t *sc; - u16 subdevice; - u_int16_t AdapModelNum; - int err = -ENOMEM; - static int cards_found; -#ifndef GCOM - /* We name by type not by vendor */ - static const char lmcname[] = "hdlc%d"; -#else - /* - * GCOM uses LMC vendor name so that clients can know which card - * to attach to. - */ - static const char lmcname[] = "lmc%d"; -#endif - - - /* - * Allocate our own device structure - */ - dev = alloc_netdev(sizeof(lmc_softc_t), lmcname, lmc_setup); - if (!dev) { - printk (KERN_ERR "lmc:alloc_netdev for device failed\n"); - goto out1; - } - - lmc_trace(dev, "lmc_init_one in"); - - err = pci_enable_device(pdev); - if (err) { - printk(KERN_ERR "lmc: pci enable failed:%d\n", err); - goto out2; - } - - if (pci_request_regions(pdev, "lmc")) { - printk(KERN_ERR "lmc: pci_request_region failed\n"); - err = -EIO; - goto out3; - } - - pci_set_drvdata(pdev, dev); - - if(lmc_first_load == 0){ - printk(KERN_INFO "Lan Media Corporation WAN Driver Version %d.%d.%d\n", - DRIVER_MAJOR_VERSION, DRIVER_MINOR_VERSION,DRIVER_SUB_VERSION); - lmc_first_load = 1; - } - - sc = dev->priv; - sc->lmc_device = dev; - sc->name = dev->name; - - /* Initialize the sppp layer */ - /* An ioctl can cause a subsequent detach for raw frame interface */ - dev->ml_priv = sc; - sc->if_type = LMC_PPP; - sc->check = 0xBEAFCAFE; - dev->base_addr = pci_resource_start(pdev, 0); - dev->irq = pdev->irq; - - SET_NETDEV_DEV(dev, &pdev->dev); - - /* - * This will get the protocol layer ready and do any 1 time init's - * Must have a valid sc and dev structure - */ - lmc_proto_init(sc); - - lmc_proto_attach(sc); + lmc_softc_t *sc; + struct net_device *dev; + u16 subdevice; + u16 AdapModelNum; + int err; + static int cards_found; + + /* lmc_trace(dev, "lmc_init_one in"); */ + + err = pci_enable_device(pdev); + if (err) { + printk(KERN_ERR "lmc: pci enable failed: %d\n", err); + return err; + } - /* - * Why were we changing this??? - dev->tx_queue_len = 100; - */ + err = pci_request_regions(pdev, "lmc"); + if (err) { + printk(KERN_ERR "lmc: pci_request_region failed\n"); + goto err_req_io; + } - /* Init the spin lock so can call it latter */ + /* + * Allocate our own device structure + */ + sc = kzalloc(sizeof(lmc_softc_t), GFP_KERNEL); + if (!sc) { + err = -ENOMEM; + goto err_kzalloc; + } - spin_lock_init(&sc->lmc_lock); - pci_set_master(pdev); + dev = alloc_hdlcdev(sc); + if (!dev) { + printk(KERN_ERR "lmc:alloc_netdev for device failed\n"); + goto err_hdlcdev; + } - printk ("%s: detected at %lx, irq %d\n", dev->name, - dev->base_addr, dev->irq); - if (register_netdev (dev) != 0) { - printk (KERN_ERR "%s: register_netdev failed.\n", dev->name); - goto out4; - } + dev->type = ARPHRD_HDLC; + dev_to_hdlc(dev)->xmit = lmc_start_xmit; + dev_to_hdlc(dev)->attach = lmc_attach; + dev->open = lmc_open; + dev->stop = lmc_close; + dev->get_stats = lmc_get_stats; + dev->do_ioctl = lmc_ioctl; + dev->tx_timeout = lmc_driver_timeout; + dev->watchdog_timeo = HZ; /* 1 second */ + dev->tx_queue_len = 100; + sc->lmc_device = dev; + sc->name = dev->name; + sc->if_type = LMC_PPP; + sc->check = 0xBEAFCAFE; + dev->base_addr = pci_resource_start(pdev, 0); + dev->irq = pdev->irq; + pci_set_drvdata(pdev, dev); + SET_NETDEV_DEV(dev, &pdev->dev); + + /* + * This will get the protocol layer ready and do any 1 time init's + * Must have a valid sc and dev structure + */ + lmc_proto_attach(sc); + + /* Init the spin lock so can call it latter */ + + spin_lock_init(&sc->lmc_lock); + pci_set_master(pdev); + + printk(KERN_INFO "%s: detected at %lx, irq %d\n", dev->name, + dev->base_addr, dev->irq); + + err = register_hdlc_device(dev); + if (err) { + printk(KERN_ERR "%s: register_netdev failed.\n", dev->name); + free_netdev(dev); + goto err_hdlcdev; + } sc->lmc_cardtype = LMC_CARDTYPE_UNKNOWN; sc->lmc_timing = LMC_CTL_CLOCK_SOURCE_EXT; @@ -939,27 +883,27 @@ static int __devinit lmc_init_one(struct pci_dev *pdev, switch (subdevice) { case PCI_DEVICE_ID_LMC_HSSI: - printk ("%s: LMC HSSI\n", dev->name); + printk(KERN_INFO "%s: LMC HSSI\n", dev->name); sc->lmc_cardtype = LMC_CARDTYPE_HSSI; sc->lmc_media = &lmc_hssi_media; break; case PCI_DEVICE_ID_LMC_DS3: - printk ("%s: LMC DS3\n", dev->name); + printk(KERN_INFO "%s: LMC DS3\n", dev->name); sc->lmc_cardtype = LMC_CARDTYPE_DS3; sc->lmc_media = &lmc_ds3_media; break; case PCI_DEVICE_ID_LMC_SSI: - printk ("%s: LMC SSI\n", dev->name); + printk(KERN_INFO "%s: LMC SSI\n", dev->name); sc->lmc_cardtype = LMC_CARDTYPE_SSI; sc->lmc_media = &lmc_ssi_media; break; case PCI_DEVICE_ID_LMC_T1: - printk ("%s: LMC T1\n", dev->name); + printk(KERN_INFO "%s: LMC T1\n", dev->name); sc->lmc_cardtype = LMC_CARDTYPE_T1; sc->lmc_media = &lmc_t1_media; break; default: - printk (KERN_WARNING "%s: LMC UNKOWN CARD!\n", dev->name); + printk(KERN_WARNING "%s: LMC UNKOWN CARD!\n", dev->name); break; } @@ -977,32 +921,28 @@ static int __devinit lmc_init_one(struct pci_dev *pdev, */ AdapModelNum = (lmc_mii_readreg (sc, 0, 3) & 0x3f0) >> 4; - if ((AdapModelNum == LMC_ADAP_T1 - && subdevice == PCI_DEVICE_ID_LMC_T1) || /* detect LMC1200 */ - (AdapModelNum == LMC_ADAP_SSI - && subdevice == PCI_DEVICE_ID_LMC_SSI) || /* detect LMC1000 */ - (AdapModelNum == LMC_ADAP_DS3 - && subdevice == PCI_DEVICE_ID_LMC_DS3) || /* detect LMC5245 */ - (AdapModelNum == LMC_ADAP_HSSI - && subdevice == PCI_DEVICE_ID_LMC_HSSI)) - { /* detect LMC5200 */ + if ((AdapModelNum != LMC_ADAP_T1 || /* detect LMC1200 */ + subdevice != PCI_DEVICE_ID_LMC_T1) && + (AdapModelNum != LMC_ADAP_SSI || /* detect LMC1000 */ + subdevice != PCI_DEVICE_ID_LMC_SSI) && + (AdapModelNum != LMC_ADAP_DS3 || /* detect LMC5245 */ + subdevice != PCI_DEVICE_ID_LMC_DS3) && + (AdapModelNum != LMC_ADAP_HSSI || /* detect LMC5200 */ + subdevice != PCI_DEVICE_ID_LMC_HSSI)) + printk(KERN_WARNING "%s: Model number (%d) miscompare for PCI" + " Subsystem ID = 0x%04x\n", + dev->name, AdapModelNum, subdevice); - } - else { - printk ("%s: Model number (%d) miscompare for PCI Subsystem ID = 0x%04x\n", - dev->name, AdapModelNum, subdevice); -// return (NULL); - } /* * reset clock */ LMC_CSR_WRITE (sc, csr_gp_timer, 0xFFFFFFFFUL); sc->board_idx = cards_found++; - sc->stats.check = STATCHECK; - sc->stats.version_size = (DRIVER_VERSION << 16) + - sizeof (struct lmc_statistics); - sc->stats.lmc_cardtype = sc->lmc_cardtype; + sc->extra_stats.check = STATCHECK; + sc->extra_stats.version_size = (DRIVER_VERSION << 16) + + sizeof(sc->lmc_device->stats) + sizeof(sc->extra_stats); + sc->extra_stats.lmc_cardtype = sc->lmc_cardtype; sc->lmc_ok = 0; sc->last_link_status = 0; @@ -1010,58 +950,51 @@ static int __devinit lmc_init_one(struct pci_dev *pdev, lmc_trace(dev, "lmc_init_one out"); return 0; - out4: - lmc_proto_detach(sc); - out3: - if (pdev) { - pci_release_regions(pdev); - pci_set_drvdata(pdev, NULL); - } - out2: - free_netdev(dev); - out1: - return err; +err_hdlcdev: + pci_set_drvdata(pdev, NULL); + kfree(sc); +err_kzalloc: + pci_release_regions(pdev); +err_req_io: + pci_disable_device(pdev); + return err; } /* * Called from pci when removing module. */ -static void __devexit lmc_remove_one (struct pci_dev *pdev) +static void __devexit lmc_remove_one(struct pci_dev *pdev) { - struct net_device *dev = pci_get_drvdata(pdev); - - if (dev) { - lmc_softc_t *sc = dev->priv; - - printk("%s: removing...\n", dev->name); - lmc_proto_detach(sc); - unregister_netdev(dev); - free_netdev(dev); - pci_release_regions(pdev); - pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); - } + struct net_device *dev = pci_get_drvdata(pdev); + + if (dev) { + printk(KERN_DEBUG "%s: removing...\n", dev->name); + unregister_hdlc_device(dev); + free_netdev(dev); + pci_release_regions(pdev); + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); + } } /* After this is called, packets can be sent. * Does not initialize the addresses */ -static int lmc_open (struct net_device *dev) /*fold00*/ +static int lmc_open(struct net_device *dev) { - lmc_softc_t *sc = dev->priv; + lmc_softc_t *sc = dev_to_sc(dev); + int err; lmc_trace(dev, "lmc_open in"); lmc_led_on(sc, LMC_DS3_LED0); - lmc_dec_reset (sc); - lmc_reset (sc); - - LMC_EVENT_LOG(LMC_EVENT_RESET1, LMC_CSR_READ (sc, csr_status), 0); - LMC_EVENT_LOG(LMC_EVENT_RESET2, - lmc_mii_readreg (sc, 0, 16), - lmc_mii_readreg (sc, 0, 17)); + lmc_dec_reset(sc); + lmc_reset(sc); + LMC_EVENT_LOG(LMC_EVENT_RESET1, LMC_CSR_READ(sc, csr_status), 0); + LMC_EVENT_LOG(LMC_EVENT_RESET2, lmc_mii_readreg(sc, 0, 16), + lmc_mii_readreg(sc, 0, 17)); if (sc->lmc_ok){ lmc_trace(dev, "lmc_open lmc_ok out"); @@ -1106,14 +1039,14 @@ static int lmc_open (struct net_device *dev) /*fold00*/ /* dev->flags |= IFF_UP; */ - lmc_proto_open(sc); + if ((err = lmc_proto_open(sc)) != 0) + return err; dev->do_ioctl = lmc_ioctl; netif_start_queue(dev); - - sc->stats.tx_tbusy0++ ; + sc->extra_stats.tx_tbusy0++; /* * select what interrupts we want to get @@ -1165,8 +1098,7 @@ static int lmc_open (struct net_device *dev) /*fold00*/ static void lmc_running_reset (struct net_device *dev) /*fold00*/ { - - lmc_softc_t *sc = (lmc_softc_t *) dev->priv; + lmc_softc_t *sc = dev_to_sc(dev); lmc_trace(dev, "lmc_runnig_reset in"); @@ -1184,7 +1116,7 @@ static void lmc_running_reset (struct net_device *dev) /*fold00*/ netif_wake_queue(dev); sc->lmc_txfull = 0; - sc->stats.tx_tbusy0++ ; + sc->extra_stats.tx_tbusy0++; sc->lmc_intrmask = TULIP_DEFAULT_INTR_MASK; LMC_CSR_WRITE (sc, csr_intr, sc->lmc_intrmask); @@ -1200,14 +1132,13 @@ static void lmc_running_reset (struct net_device *dev) /*fold00*/ * This disables the timer for the watchdog and keepalives, * and disables the irq for dev. */ -static int lmc_close (struct net_device *dev) /*fold00*/ +static int lmc_close(struct net_device *dev) { /* not calling release_region() as we should */ - lmc_softc_t *sc; + lmc_softc_t *sc = dev_to_sc(dev); lmc_trace(dev, "lmc_close in"); - - sc = dev->priv; + sc->lmc_ok = 0; sc->lmc_media->set_link_status (sc, 0); del_timer (&sc->timer); @@ -1215,7 +1146,7 @@ static int lmc_close (struct net_device *dev) /*fold00*/ lmc_ifdown (dev); lmc_trace(dev, "lmc_close out"); - + return 0; } @@ -1223,16 +1154,16 @@ static int lmc_close (struct net_device *dev) /*fold00*/ /* When the interface goes down, this is called */ static int lmc_ifdown (struct net_device *dev) /*fold00*/ { - lmc_softc_t *sc = dev->priv; + lmc_softc_t *sc = dev_to_sc(dev); u32 csr6; int i; lmc_trace(dev, "lmc_ifdown in"); - + /* Don't let anything else go on right now */ // dev->start = 0; netif_stop_queue(dev); - sc->stats.tx_tbusy1++ ; + sc->extra_stats.tx_tbusy1++; /* stop interrupts */ /* Clear the interrupt mask */ @@ -1244,8 +1175,8 @@ static int lmc_ifdown (struct net_device *dev) /*fold00*/ csr6 &= ~LMC_DEC_SR; /* Turn off the Receive bit */ LMC_CSR_WRITE (sc, csr_command, csr6); - sc->stats.rx_missed_errors += - LMC_CSR_READ (sc, csr_missed_frames) & 0xffff; + sc->lmc_device->stats.rx_missed_errors += + LMC_CSR_READ(sc, csr_missed_frames) & 0xffff; /* release the interrupt */ if(sc->got_irq == 1){ @@ -1276,7 +1207,7 @@ static int lmc_ifdown (struct net_device *dev) /*fold00*/ lmc_led_off (sc, LMC_MII16_LED_ALL); netif_wake_queue(dev); - sc->stats.tx_tbusy0++ ; + sc->extra_stats.tx_tbusy0++; lmc_trace(dev, "lmc_ifdown out"); @@ -1289,7 +1220,7 @@ static int lmc_ifdown (struct net_device *dev) /*fold00*/ static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/ { struct net_device *dev = (struct net_device *) dev_instance; - lmc_softc_t *sc; + lmc_softc_t *sc = dev_to_sc(dev); u32 csr; int i; s32 stat; @@ -1300,8 +1231,6 @@ static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/ lmc_trace(dev, "lmc_interrupt in"); - sc = dev->priv; - spin_lock(&sc->lmc_lock); /* @@ -1354,7 +1283,7 @@ static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/ int n_compl = 0 ; /* reset the transmit timeout detection flag -baz */ - sc->stats.tx_NoCompleteCnt = 0; + sc->extra_stats.tx_NoCompleteCnt = 0; badtx = sc->lmc_taint_tx; i = badtx % LMC_TXDESCS; @@ -1378,27 +1307,25 @@ static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/ if (sc->lmc_txq[i] == NULL) continue; - /* - * Check the total error summary to look for any errors - */ - if (stat & 0x8000) { - sc->stats.tx_errors++; - if (stat & 0x4104) - sc->stats.tx_aborted_errors++; - if (stat & 0x0C00) - sc->stats.tx_carrier_errors++; - if (stat & 0x0200) - sc->stats.tx_window_errors++; - if (stat & 0x0002) - sc->stats.tx_fifo_errors++; - } - else { - - sc->stats.tx_bytes += sc->lmc_txring[i].length & 0x7ff; - - sc->stats.tx_packets++; + /* + * Check the total error summary to look for any errors + */ + if (stat & 0x8000) { + sc->lmc_device->stats.tx_errors++; + if (stat & 0x4104) + sc->lmc_device->stats.tx_aborted_errors++; + if (stat & 0x0C00) + sc->lmc_device->stats.tx_carrier_errors++; + if (stat & 0x0200) + sc->lmc_device->stats.tx_window_errors++; + if (stat & 0x0002) + sc->lmc_device->stats.tx_fifo_errors++; + } else { + sc->lmc_device->stats.tx_bytes += sc->lmc_txring[i].length & 0x7ff; + + sc->lmc_device->stats.tx_packets++; } - + // dev_kfree_skb(sc->lmc_txq[i]); dev_kfree_skb_irq(sc->lmc_txq[i]); sc->lmc_txq[i] = NULL; @@ -1415,13 +1342,13 @@ static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/ LMC_EVENT_LOG(LMC_EVENT_TBUSY0, n_compl, 0); sc->lmc_txfull = 0; netif_wake_queue(dev); - sc->stats.tx_tbusy0++ ; + sc->extra_stats.tx_tbusy0++; #ifdef DEBUG - sc->stats.dirtyTx = badtx; - sc->stats.lmc_next_tx = sc->lmc_next_tx; - sc->stats.lmc_txfull = sc->lmc_txfull; + sc->extra_stats.dirtyTx = badtx; + sc->extra_stats.lmc_next_tx = sc->lmc_next_tx; + sc->extra_stats.lmc_txfull = sc->lmc_txfull; #endif sc->lmc_taint_tx = badtx; @@ -1476,9 +1403,9 @@ lmc_int_fail_out: return IRQ_RETVAL(handled); } -static int lmc_start_xmit (struct sk_buff *skb, struct net_device *dev) /*fold00*/ +static int lmc_start_xmit(struct sk_buff *skb, struct net_device *dev) { - lmc_softc_t *sc; + lmc_softc_t *sc = dev_to_sc(dev); u32 flag; int entry; int ret = 0; @@ -1486,8 +1413,6 @@ static int lmc_start_xmit (struct sk_buff *skb, struct net_device *dev) /*fold00 lmc_trace(dev, "lmc_start_xmit in"); - sc = dev->priv; - spin_lock_irqsave(&sc->lmc_lock, flags); /* normal path, tbusy known to be zero */ @@ -1532,8 +1457,8 @@ static int lmc_start_xmit (struct sk_buff *skb, struct net_device *dev) /*fold00 if (sc->lmc_next_tx - sc->lmc_taint_tx >= LMC_TXDESCS - 1) { /* ring full, go busy */ sc->lmc_txfull = 1; - netif_stop_queue(dev); - sc->stats.tx_tbusy1++ ; + netif_stop_queue(dev); + sc->extra_stats.tx_tbusy1++; LMC_EVENT_LOG(LMC_EVENT_TBUSY1, entry, 0); } #endif @@ -1550,7 +1475,7 @@ static int lmc_start_xmit (struct sk_buff *skb, struct net_device *dev) /*fold00 * the watchdog timer handler. -baz */ - sc->stats.tx_NoCompleteCnt++; + sc->extra_stats.tx_NoCompleteCnt++; sc->lmc_next_tx++; /* give ownership to the chip */ @@ -1569,9 +1494,9 @@ static int lmc_start_xmit (struct sk_buff *skb, struct net_device *dev) /*fold00 } -static int lmc_rx (struct net_device *dev) /*fold00*/ +static int lmc_rx(struct net_device *dev) { - lmc_softc_t *sc; + lmc_softc_t *sc = dev_to_sc(dev); int i; int rx_work_limit = LMC_RXDESCS; unsigned int next_rx; @@ -1583,8 +1508,6 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ lmc_trace(dev, "lmc_rx in"); - sc = dev->priv; - lmc_led_on(sc, LMC_DS3_LED3); rxIntLoopCnt = 0; /* debug -baz */ @@ -1597,39 +1520,38 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ rxIntLoopCnt++; /* debug -baz */ len = ((stat & LMC_RDES_FRAME_LENGTH) >> RDES_FRAME_LENGTH_BIT_NUMBER); if ((stat & 0x0300) != 0x0300) { /* Check first segment and last segment */ - if ((stat & 0x0000ffff) != 0x7fff) { - /* Oversized frame */ - sc->stats.rx_length_errors++; - goto skip_packet; - } - } - - if(stat & 0x00000008){ /* Catch a dribbling bit error */ - sc->stats.rx_errors++; - sc->stats.rx_frame_errors++; - goto skip_packet; - } + if ((stat & 0x0000ffff) != 0x7fff) { + /* Oversized frame */ + sc->lmc_device->stats.rx_length_errors++; + goto skip_packet; + } + } + if (stat & 0x00000008) { /* Catch a dribbling bit error */ + sc->lmc_device->stats.rx_errors++; + sc->lmc_device->stats.rx_frame_errors++; + goto skip_packet; + } - if(stat & 0x00000004){ /* Catch a CRC error by the Xilinx */ - sc->stats.rx_errors++; - sc->stats.rx_crc_errors++; - goto skip_packet; - } + if (stat & 0x00000004) { /* Catch a CRC error by the Xilinx */ + sc->lmc_device->stats.rx_errors++; + sc->lmc_device->stats.rx_crc_errors++; + goto skip_packet; + } - if (len > LMC_PKT_BUF_SZ){ - sc->stats.rx_length_errors++; - localLengthErrCnt++; - goto skip_packet; - } + if (len > LMC_PKT_BUF_SZ) { + sc->lmc_device->stats.rx_length_errors++; + localLengthErrCnt++; + goto skip_packet; + } - if (len < sc->lmc_crcSize + 2) { - sc->stats.rx_length_errors++; - sc->stats.rx_SmallPktCnt++; - localLengthErrCnt++; - goto skip_packet; - } + if (len < sc->lmc_crcSize + 2) { + sc->lmc_device->stats.rx_length_errors++; + sc->extra_stats.rx_SmallPktCnt++; + localLengthErrCnt++; + goto skip_packet; + } if(stat & 0x00004000){ printk(KERN_WARNING "%s: Receiver descriptor error, receiver out of sync?\n", dev->name); @@ -1656,8 +1578,8 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ } dev->last_rx = jiffies; - sc->stats.rx_packets++; - sc->stats.rx_bytes += len; + sc->lmc_device->stats.rx_packets++; + sc->lmc_device->stats.rx_bytes += len; LMC_CONSOLE_LOG("recv", skb->data, len); @@ -1679,7 +1601,6 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ skb_put (skb, len); skb->protocol = lmc_proto_type(sc, skb); - skb->protocol = htons(ETH_P_WAN_PPP); skb_reset_mac_header(skb); /* skb_reset_network_header(skb); */ skb->dev = dev; @@ -1704,7 +1625,7 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ * in which care we'll try to allocate the buffer * again. (once a second) */ - sc->stats.rx_BuffAllocErr++; + sc->extra_stats.rx_BuffAllocErr++; LMC_EVENT_LOG(LMC_EVENT_RCVINT, stat, len); sc->failed_recv_alloc = 1; goto skip_out_of_mem; @@ -1739,16 +1660,14 @@ static int lmc_rx (struct net_device *dev) /*fold00*/ * descriptors with bogus packets * if (localLengthErrCnt > LMC_RXDESCS - 3) { - sc->stats.rx_BadPktSurgeCnt++; - LMC_EVENT_LOG(LMC_EVENT_BADPKTSURGE, - localLengthErrCnt, - sc->stats.rx_BadPktSurgeCnt); + sc->extra_stats.rx_BadPktSurgeCnt++; + LMC_EVENT_LOG(LMC_EVENT_BADPKTSURGE, localLengthErrCnt, + sc->extra_stats.rx_BadPktSurgeCnt); } */ /* save max count of receive descriptors serviced */ - if (rxIntLoopCnt > sc->stats.rxIntLoopCnt) { - sc->stats.rxIntLoopCnt = rxIntLoopCnt; /* debug -baz */ - } + if (rxIntLoopCnt > sc->extra_stats.rxIntLoopCnt) + sc->extra_stats.rxIntLoopCnt = rxIntLoopCnt; /* debug -baz */ #ifdef DEBUG if (rxIntLoopCnt == 0) @@ -1775,23 +1694,22 @@ skip_out_of_mem: return 0; } -static struct net_device_stats *lmc_get_stats (struct net_device *dev) /*fold00*/ +static struct net_device_stats *lmc_get_stats(struct net_device *dev) { - lmc_softc_t *sc = dev->priv; + lmc_softc_t *sc = dev_to_sc(dev); unsigned long flags; lmc_trace(dev, "lmc_get_stats in"); - spin_lock_irqsave(&sc->lmc_lock, flags); - sc->stats.rx_missed_errors += LMC_CSR_READ (sc, csr_missed_frames) & 0xffff; + sc->lmc_device->stats.rx_missed_errors += LMC_CSR_READ(sc, csr_missed_frames) & 0xffff; spin_unlock_irqrestore(&sc->lmc_lock, flags); lmc_trace(dev, "lmc_get_stats out"); - return (struct net_device_stats *) &sc->stats; + return &sc->lmc_device->stats; } static struct pci_driver lmc_driver = { @@ -1970,7 +1888,7 @@ static void lmc_softreset (lmc_softc_t * const sc) /*fold00*/ { if (sc->lmc_txq[i] != NULL){ /* have buffer */ dev_kfree_skb(sc->lmc_txq[i]); /* free it */ - sc->stats.tx_dropped++; /* We just dropped a packet */ + sc->lmc_device->stats.tx_dropped++; /* We just dropped a packet */ } sc->lmc_txq[i] = NULL; sc->lmc_txring[i].status = 0x00000000; @@ -1982,7 +1900,7 @@ static void lmc_softreset (lmc_softc_t * const sc) /*fold00*/ lmc_trace(sc->lmc_device, "lmc_softreset out"); } -void lmc_gpio_mkinput(lmc_softc_t * const sc, u_int32_t bits) /*fold00*/ +void lmc_gpio_mkinput(lmc_softc_t * const sc, u32 bits) /*fold00*/ { lmc_trace(sc->lmc_device, "lmc_gpio_mkinput in"); sc->lmc_gpio_io &= ~bits; @@ -1990,7 +1908,7 @@ void lmc_gpio_mkinput(lmc_softc_t * const sc, u_int32_t bits) /*fold00*/ lmc_trace(sc->lmc_device, "lmc_gpio_mkinput out"); } -void lmc_gpio_mkoutput(lmc_softc_t * const sc, u_int32_t bits) /*fold00*/ +void lmc_gpio_mkoutput(lmc_softc_t * const sc, u32 bits) /*fold00*/ { lmc_trace(sc->lmc_device, "lmc_gpio_mkoutput in"); sc->lmc_gpio_io |= bits; @@ -1998,7 +1916,7 @@ void lmc_gpio_mkoutput(lmc_softc_t * const sc, u_int32_t bits) /*fold00*/ lmc_trace(sc->lmc_device, "lmc_gpio_mkoutput out"); } -void lmc_led_on(lmc_softc_t * const sc, u_int32_t led) /*fold00*/ +void lmc_led_on(lmc_softc_t * const sc, u32 led) /*fold00*/ { lmc_trace(sc->lmc_device, "lmc_led_on in"); if((~sc->lmc_miireg16) & led){ /* Already on! */ @@ -2011,7 +1929,7 @@ void lmc_led_on(lmc_softc_t * const sc, u_int32_t led) /*fold00*/ lmc_trace(sc->lmc_device, "lmc_led_on out"); } -void lmc_led_off(lmc_softc_t * const sc, u_int32_t led) /*fold00*/ +void lmc_led_off(lmc_softc_t * const sc, u32 led) /*fold00*/ { lmc_trace(sc->lmc_device, "lmc_led_off in"); if(sc->lmc_miireg16 & led){ /* Already set don't do anything */ @@ -2061,13 +1979,13 @@ static void lmc_reset(lmc_softc_t * const sc) /*fold00*/ */ sc->lmc_media->init(sc); - sc->stats.resetCount++; + sc->extra_stats.resetCount++; lmc_trace(sc->lmc_device, "lmc_reset out"); } static void lmc_dec_reset(lmc_softc_t * const sc) /*fold00*/ { - u_int32_t val; + u32 val; lmc_trace(sc->lmc_device, "lmc_dec_reset in"); /* @@ -2151,23 +2069,21 @@ static void lmc_initcsrs(lmc_softc_t * const sc, lmc_csrptr_t csr_base, /*fold00 lmc_trace(sc->lmc_device, "lmc_initcsrs out"); } -static void lmc_driver_timeout(struct net_device *dev) { /*fold00*/ - lmc_softc_t *sc; +static void lmc_driver_timeout(struct net_device *dev) +{ + lmc_softc_t *sc = dev_to_sc(dev); u32 csr6; unsigned long flags; lmc_trace(dev, "lmc_driver_timeout in"); - sc = dev->priv; - spin_lock_irqsave(&sc->lmc_lock, flags); printk("%s: Xmitter busy|\n", dev->name); - sc->stats.tx_tbusy_calls++ ; - if (jiffies - dev->trans_start < TX_TIMEOUT) { - goto bug_out; - } + sc->extra_stats.tx_tbusy_calls++; + if (jiffies - dev->trans_start < TX_TIMEOUT) + goto bug_out; /* * Chip seems to have locked up @@ -2178,7 +2094,7 @@ static void lmc_driver_timeout(struct net_device *dev) { /*fold00*/ LMC_EVENT_LOG(LMC_EVENT_XMTPRCTMO, LMC_CSR_READ (sc, csr_status), - sc->stats.tx_ProcTimeout); + sc->extra_stats.tx_ProcTimeout); lmc_running_reset (dev); @@ -2195,8 +2111,8 @@ static void lmc_driver_timeout(struct net_device *dev) { /*fold00*/ /* immediate transmit */ LMC_CSR_WRITE (sc, csr_txpoll, 0); - sc->stats.tx_errors++; - sc->stats.tx_ProcTimeout++; /* -baz */ + sc->lmc_device->stats.tx_errors++; + sc->extra_stats.tx_ProcTimeout++; /* -baz */ dev->trans_start = jiffies; diff --git a/drivers/net/wan/lmc/lmc_media.c b/drivers/net/wan/lmc/lmc_media.c index 8aa461c..f327674 100644 --- a/drivers/net/wan/lmc/lmc_media.c +++ b/drivers/net/wan/lmc/lmc_media.c @@ -16,8 +16,6 @@ #include <linux/inet.h> #include <linux/bitops.h> -#include <net/syncppp.h> - #include <asm/processor.h> /* Processor type for cache alignment. */ #include <asm/io.h> #include <asm/dma.h> @@ -95,8 +93,7 @@ static void lmc_dummy_set_1 (lmc_softc_t * const, int); static void lmc_dummy_set2_1 (lmc_softc_t * const, lmc_ctl_t *); static inline void write_av9110_bit (lmc_softc_t *, int); -static void write_av9110 (lmc_softc_t *, u_int32_t, u_int32_t, u_int32_t, - u_int32_t, u_int32_t); +static void write_av9110(lmc_softc_t *, u32, u32, u32, u32, u32); lmc_media_t lmc_ds3_media = { lmc_ds3_init, /* special media init stuff */ @@ -427,7 +424,7 @@ lmc_ds3_set_scram (lmc_softc_t * const sc, int ie) static int lmc_ds3_get_link_status (lmc_softc_t * const sc) { - u_int16_t link_status, link_status_11; + u16 link_status, link_status_11; int ret = 1; lmc_mii_writereg (sc, 0, 17, 7); @@ -449,7 +446,7 @@ lmc_ds3_get_link_status (lmc_softc_t * const sc) (link_status & LMC_FRAMER_REG0_OOFS)){ ret = 0; if(sc->last_led_err[3] != 1){ - u16 r1; + u16 r1; lmc_mii_writereg (sc, 0, 17, 01); /* Turn on Xbit error as our cisco does */ r1 = lmc_mii_readreg (sc, 0, 18); r1 &= 0xfe; @@ -462,7 +459,7 @@ lmc_ds3_get_link_status (lmc_softc_t * const sc) else { lmc_led_off(sc, LMC_DS3_LED3); /* turn on red LED */ if(sc->last_led_err[3] == 1){ - u16 r1; + u16 r1; lmc_mii_writereg (sc, 0, 17, 01); /* Turn off Xbit error */ r1 = lmc_mii_readreg (sc, 0, 18); r1 |= 0x01; @@ -540,20 +537,19 @@ lmc_ds3_watchdog (lmc_softc_t * const sc) * SSI methods */ -static void -lmc_ssi_init (lmc_softc_t * const sc) +static void lmc_ssi_init(lmc_softc_t * const sc) { - u_int16_t mii17; - int cable; + u16 mii17; + int cable; - sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC1000; + sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC1000; - mii17 = lmc_mii_readreg (sc, 0, 17); + mii17 = lmc_mii_readreg(sc, 0, 17); - cable = (mii17 & LMC_MII17_SSI_CABLE_MASK) >> LMC_MII17_SSI_CABLE_SHIFT; - sc->ictl.cable_type = cable; + cable = (mii17 & LMC_MII17_SSI_CABLE_MASK) >> LMC_MII17_SSI_CABLE_SHIFT; + sc->ictl.cable_type = cable; - lmc_gpio_mkoutput (sc, LMC_GEP_SSI_TXCLOCK); + lmc_gpio_mkoutput(sc, LMC_GEP_SSI_TXCLOCK); } static void @@ -681,11 +677,11 @@ lmc_ssi_set_speed (lmc_softc_t * const sc, lmc_ctl_t * ctl) static int lmc_ssi_get_link_status (lmc_softc_t * const sc) { - u_int16_t link_status; - u_int32_t ticks; + u16 link_status; + u32 ticks; int ret = 1; int hw_hdsk = 1; - + /* * missing CTS? Hmm. If we require CTS on, we may never get the * link to come up, so omit it in this test. @@ -720,9 +716,9 @@ lmc_ssi_get_link_status (lmc_softc_t * const sc) } else if (ticks == 0 ) { /* no clock found ? */ ret = 0; - if(sc->last_led_err[3] != 1){ - sc->stats.tx_lossOfClockCnt++; - printk(KERN_WARNING "%s: Lost Clock, Link Down\n", sc->name); + if (sc->last_led_err[3] != 1) { + sc->extra_stats.tx_lossOfClockCnt++; + printk(KERN_WARNING "%s: Lost Clock, Link Down\n", sc->name); } sc->last_led_err[3] = 1; lmc_led_on (sc, LMC_MII16_LED3); /* turn ON red LED */ @@ -838,9 +834,7 @@ write_av9110_bit (lmc_softc_t * sc, int c) LMC_CSR_WRITE (sc, csr_gp, sc->lmc_gpio); } -static void -write_av9110 (lmc_softc_t * sc, u_int32_t n, u_int32_t m, u_int32_t v, - u_int32_t x, u_int32_t r) +static void write_av9110(lmc_softc_t *sc, u32 n, u32 m, u32 v, u32 x, u32 r) { int i; @@ -887,19 +881,13 @@ write_av9110 (lmc_softc_t * sc, u_int32_t n, u_int32_t m, u_int32_t v, | LMC_GEP_SSI_GENERATOR)); } -static void -lmc_ssi_watchdog (lmc_softc_t * const sc) +static void lmc_ssi_watchdog(lmc_softc_t * const sc) { - u_int16_t mii17 = lmc_mii_readreg (sc, 0, 17); - if (((mii17 >> 3) & 7) == 7) - { - lmc_led_off (sc, LMC_MII16_LED2); - } - else - { - lmc_led_on (sc, LMC_MII16_LED2); - } - + u16 mii17 = lmc_mii_readreg(sc, 0, 17); + if (((mii17 >> 3) & 7) == 7) + lmc_led_off(sc, LMC_MII16_LED2); + else + lmc_led_on(sc, LMC_MII16_LED2); } /* @@ -929,7 +917,7 @@ lmc_t1_read (lmc_softc_t * const sc, int a) static void lmc_t1_init (lmc_softc_t * const sc) { - u_int16_t mii16; + u16 mii16; int i; sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC1200; @@ -1028,7 +1016,7 @@ lmc_t1_set_status (lmc_softc_t * const sc, lmc_ctl_t * ctl) */ static int lmc_t1_get_link_status (lmc_softc_t * const sc) { - u_int16_t link_status; + u16 link_status; int ret = 1; /* LMC5245 (DS3) & LMC1200 (DS1) LED definitions diff --git a/drivers/net/wan/lmc/lmc_proto.c b/drivers/net/wan/lmc/lmc_proto.c index 8531575..be9877f 100644 --- a/drivers/net/wan/lmc/lmc_proto.c +++ b/drivers/net/wan/lmc/lmc_proto.c @@ -36,9 +36,6 @@ #include <linux/workqueue.h> #include <linux/proc_fs.h> #include <linux/bitops.h> - -#include <net/syncppp.h> - #include <asm/processor.h> /* Processor type for cache alignment. */ #include <asm/io.h> #include <asm/dma.h> @@ -50,48 +47,6 @@ #include "lmc_ioctl.h" #include "lmc_proto.h" -/* - * The compile-time variable SPPPSTUP causes the module to be - * compiled without referencing any of the sync ppp routines. - */ -#ifdef SPPPSTUB -#define SPPP_detach(d) (void)0 -#define SPPP_open(d) 0 -#define SPPP_reopen(d) (void)0 -#define SPPP_close(d) (void)0 -#define SPPP_attach(d) (void)0 -#define SPPP_do_ioctl(d,i,c) -EOPNOTSUPP -#else -#define SPPP_attach(x) sppp_attach((x)->pd) -#define SPPP_detach(x) sppp_detach((x)->pd->dev) -#define SPPP_open(x) sppp_open((x)->pd->dev) -#define SPPP_reopen(x) sppp_reopen((x)->pd->dev) -#define SPPP_close(x) sppp_close((x)->pd->dev) -#define SPPP_do_ioctl(x, y, z) sppp_do_ioctl((x)->pd->dev, (y), (z)) -#endif - -// init -void lmc_proto_init(lmc_softc_t *sc) /*FOLD00*/ -{ - lmc_trace(sc->lmc_device, "lmc_proto_init in"); - switch(sc->if_type){ - case LMC_PPP: - sc->pd = kmalloc(sizeof(struct ppp_device), GFP_KERNEL); - if (!sc->pd) { - printk("lmc_proto_init(): kmalloc failure!\n"); - return; - } - sc->pd->dev = sc->lmc_device; - sc->if_ptr = sc->pd; - break; - case LMC_RAW: - break; - default: - break; - } - lmc_trace(sc->lmc_device, "lmc_proto_init out"); -} - // attach void lmc_proto_attach(lmc_softc_t *sc) /*FOLD00*/ { @@ -100,7 +55,6 @@ void lmc_proto_attach(lmc_softc_t *sc) /*FOLD00*/ case LMC_PPP: { struct net_device *dev = sc->lmc_device; - SPPP_attach(sc); dev->do_ioctl = lmc_ioctl; } break; @@ -108,7 +62,7 @@ void lmc_proto_attach(lmc_softc_t *sc) /*FOLD00*/ { struct net_device *dev = sc->lmc_device; /* - * They set a few basics because they don't use sync_ppp + * They set a few basics because they don't use HDLC */ dev->flags |= IFF_POINTOPOINT; @@ -124,88 +78,39 @@ void lmc_proto_attach(lmc_softc_t *sc) /*FOLD00*/ lmc_trace(sc->lmc_device, "lmc_proto_attach out"); } -// detach -void lmc_proto_detach(lmc_softc_t *sc) /*FOLD00*/ +int lmc_proto_ioctl(lmc_softc_t *sc, struct ifreq *ifr, int cmd) { - switch(sc->if_type){ - case LMC_PPP: - SPPP_detach(sc); - break; - case LMC_RAW: /* Tell someone we're detaching? */ - break; - default: - break; - } - + lmc_trace(sc->lmc_device, "lmc_proto_ioctl"); + if (sc->if_type == LMC_PPP) + return hdlc_ioctl(sc->lmc_device, ifr, cmd); + return -EOPNOTSUPP; } -// reopen -void lmc_proto_reopen(lmc_softc_t *sc) /*FOLD00*/ +int lmc_proto_open(lmc_softc_t *sc) { - lmc_trace(sc->lmc_device, "lmc_proto_reopen in"); - switch(sc->if_type){ - case LMC_PPP: - SPPP_reopen(sc); - break; - case LMC_RAW: /* Reset the interface after being down, prerape to receive packets again */ - break; - default: - break; - } - lmc_trace(sc->lmc_device, "lmc_proto_reopen out"); -} + int ret = 0; + lmc_trace(sc->lmc_device, "lmc_proto_open in"); -// ioctl -int lmc_proto_ioctl(lmc_softc_t *sc, struct ifreq *ifr, int cmd) /*FOLD00*/ -{ - lmc_trace(sc->lmc_device, "lmc_proto_ioctl out"); - switch(sc->if_type){ - case LMC_PPP: - return SPPP_do_ioctl (sc, ifr, cmd); - break; - default: - return -EOPNOTSUPP; - break; - } - lmc_trace(sc->lmc_device, "lmc_proto_ioctl out"); + if (sc->if_type == LMC_PPP) { + ret = hdlc_open(sc->lmc_device); + if (ret < 0) + printk(KERN_WARNING "%s: HDLC open failed: %d\n", + sc->name, ret); + } + + lmc_trace(sc->lmc_device, "lmc_proto_open out"); + return ret; } -// open -void lmc_proto_open(lmc_softc_t *sc) /*FOLD00*/ +void lmc_proto_close(lmc_softc_t *sc) { - int ret; + lmc_trace(sc->lmc_device, "lmc_proto_close in"); - lmc_trace(sc->lmc_device, "lmc_proto_open in"); - switch(sc->if_type){ - case LMC_PPP: - ret = SPPP_open(sc); - if(ret < 0) - printk("%s: syncPPP open failed: %d\n", sc->name, ret); - break; - case LMC_RAW: /* We're about to start getting packets! */ - break; - default: - break; - } - lmc_trace(sc->lmc_device, "lmc_proto_open out"); -} - -// close + if (sc->if_type == LMC_PPP) + hdlc_close(sc->lmc_device); -void lmc_proto_close(lmc_softc_t *sc) /*FOLD00*/ -{ - lmc_trace(sc->lmc_device, "lmc_proto_close in"); - switch(sc->if_type){ - case LMC_PPP: - SPPP_close(sc); - break; - case LMC_RAW: /* Interface going down */ - break; - default: - break; - } - lmc_trace(sc->lmc_device, "lmc_proto_close out"); + lmc_trace(sc->lmc_device, "lmc_proto_close out"); } __be16 lmc_proto_type(lmc_softc_t *sc, struct sk_buff *skb) /*FOLD00*/ @@ -213,8 +118,8 @@ __be16 lmc_proto_type(lmc_softc_t *sc, struct sk_buff *skb) /*FOLD00*/ lmc_trace(sc->lmc_device, "lmc_proto_type in"); switch(sc->if_type){ case LMC_PPP: - return htons(ETH_P_WAN_PPP); - break; + return hdlc_type_trans(skb, sc->lmc_device); + break; case LMC_NET: return htons(ETH_P_802_2); break; @@ -245,4 +150,3 @@ void lmc_proto_netif(lmc_softc_t *sc, struct sk_buff *skb) /*FOLD00*/ } lmc_trace(sc->lmc_device, "lmc_proto_netif out"); } - diff --git a/drivers/net/wan/lmc/lmc_proto.h b/drivers/net/wan/lmc/lmc_proto.h index ccaa69e8..662148c 100644 --- a/drivers/net/wan/lmc/lmc_proto.h +++ b/drivers/net/wan/lmc/lmc_proto.h @@ -1,16 +1,18 @@ #ifndef _LMC_PROTO_H_ #define _LMC_PROTO_H_ -void lmc_proto_init(lmc_softc_t *sc); +#include <linux/hdlc.h> + void lmc_proto_attach(lmc_softc_t *sc); -void lmc_proto_detach(lmc_softc_t *sc); -void lmc_proto_reopen(lmc_softc_t *sc); int lmc_proto_ioctl(lmc_softc_t *sc, struct ifreq *ifr, int cmd); -void lmc_proto_open(lmc_softc_t *sc); +int lmc_proto_open(lmc_softc_t *sc); void lmc_proto_close(lmc_softc_t *sc); __be16 lmc_proto_type(lmc_softc_t *sc, struct sk_buff *skb); void lmc_proto_netif(lmc_softc_t *sc, struct sk_buff *skb); -int lmc_skb_rawpackets(char *buf, char **start, off_t offset, int len, int unused); -#endif +static inline lmc_softc_t* dev_to_sc(struct net_device *dev) +{ + return (lmc_softc_t *)dev_to_hdlc(dev)->priv; +} +#endif diff --git a/drivers/net/wan/lmc/lmc_var.h b/drivers/net/wan/lmc/lmc_var.h index 6d003a3..65d0197 100644 --- a/drivers/net/wan/lmc/lmc_var.h +++ b/drivers/net/wan/lmc/lmc_var.h @@ -1,8 +1,6 @@ #ifndef _LMC_VAR_H_ #define _LMC_VAR_H_ -/* $Id: lmc_var.h,v 1.17 2000/04/06 12:16:47 asj Exp $ */ - /* * Copyright (c) 1997-2000 LAN Media Corporation (LMC) * All rights reserved. www.lanmedia.com @@ -19,23 +17,6 @@ #include <linux/timer.h> -#ifndef __KERNEL__ -typedef signed char s8; -typedef unsigned char u8; - -typedef signed short s16; -typedef unsigned short u16; - -typedef signed int s32; -typedef unsigned int u32; - -typedef signed long long s64; -typedef unsigned long long u64; - -#define BITS_PER_LONG 32 - -#endif - /* * basic definitions used in lmc include files */ @@ -45,9 +26,6 @@ typedef struct lmc___media lmc_media_t; typedef struct lmc___ctl lmc_ctl_t; #define lmc_csrptr_t unsigned long -#define u_int16_t u16 -#define u_int8_t u8 -#define tulip_uint32_t u32 #define LMC_REG_RANGE 0x80 @@ -122,45 +100,45 @@ struct lmc_regfile_t { * used to define bits in the second tulip_desc_t field (length) * for the transmit descriptor -baz */ -#define LMC_TDES_FIRST_BUFFER_SIZE ((u_int32_t)(0x000007FF)) -#define LMC_TDES_SECOND_BUFFER_SIZE ((u_int32_t)(0x003FF800)) -#define LMC_TDES_HASH_FILTERING ((u_int32_t)(0x00400000)) -#define LMC_TDES_DISABLE_PADDING ((u_int32_t)(0x00800000)) -#define LMC_TDES_SECOND_ADDR_CHAINED ((u_int32_t)(0x01000000)) -#define LMC_TDES_END_OF_RING ((u_int32_t)(0x02000000)) -#define LMC_TDES_ADD_CRC_DISABLE ((u_int32_t)(0x04000000)) -#define LMC_TDES_SETUP_PACKET ((u_int32_t)(0x08000000)) -#define LMC_TDES_INVERSE_FILTERING ((u_int32_t)(0x10000000)) -#define LMC_TDES_FIRST_SEGMENT ((u_int32_t)(0x20000000)) -#define LMC_TDES_LAST_SEGMENT ((u_int32_t)(0x40000000)) -#define LMC_TDES_INTERRUPT_ON_COMPLETION ((u_int32_t)(0x80000000)) +#define LMC_TDES_FIRST_BUFFER_SIZE ((u32)(0x000007FF)) +#define LMC_TDES_SECOND_BUFFER_SIZE ((u32)(0x003FF800)) +#define LMC_TDES_HASH_FILTERING ((u32)(0x00400000)) +#define LMC_TDES_DISABLE_PADDING ((u32)(0x00800000)) +#define LMC_TDES_SECOND_ADDR_CHAINED ((u32)(0x01000000)) +#define LMC_TDES_END_OF_RING ((u32)(0x02000000)) +#define LMC_TDES_ADD_CRC_DISABLE ((u32)(0x04000000)) +#define LMC_TDES_SETUP_PACKET ((u32)(0x08000000)) +#define LMC_TDES_INVERSE_FILTERING ((u32)(0x10000000)) +#define LMC_TDES_FIRST_SEGMENT ((u32)(0x20000000)) +#define LMC_TDES_LAST_SEGMENT ((u32)(0x40000000)) +#define LMC_TDES_INTERRUPT_ON_COMPLETION ((u32)(0x80000000)) #define TDES_SECOND_BUFFER_SIZE_BIT_NUMBER 11 #define TDES_COLLISION_COUNT_BIT_NUMBER 3 /* Constants for the RCV descriptor RDES */ -#define LMC_RDES_OVERFLOW ((u_int32_t)(0x00000001)) -#define LMC_RDES_CRC_ERROR ((u_int32_t)(0x00000002)) -#define LMC_RDES_DRIBBLING_BIT ((u_int32_t)(0x00000004)) -#define LMC_RDES_REPORT_ON_MII_ERR ((u_int32_t)(0x00000008)) -#define LMC_RDES_RCV_WATCHDOG_TIMEOUT ((u_int32_t)(0x00000010)) -#define LMC_RDES_FRAME_TYPE ((u_int32_t)(0x00000020)) -#define LMC_RDES_COLLISION_SEEN ((u_int32_t)(0x00000040)) -#define LMC_RDES_FRAME_TOO_LONG ((u_int32_t)(0x00000080)) -#define LMC_RDES_LAST_DESCRIPTOR ((u_int32_t)(0x00000100)) -#define LMC_RDES_FIRST_DESCRIPTOR ((u_int32_t)(0x00000200)) -#define LMC_RDES_MULTICAST_FRAME ((u_int32_t)(0x00000400)) -#define LMC_RDES_RUNT_FRAME ((u_int32_t)(0x00000800)) -#define LMC_RDES_DATA_TYPE ((u_int32_t)(0x00003000)) -#define LMC_RDES_LENGTH_ERROR ((u_int32_t)(0x00004000)) -#define LMC_RDES_ERROR_SUMMARY ((u_int32_t)(0x00008000)) -#define LMC_RDES_FRAME_LENGTH ((u_int32_t)(0x3FFF0000)) -#define LMC_RDES_OWN_BIT ((u_int32_t)(0x80000000)) +#define LMC_RDES_OVERFLOW ((u32)(0x00000001)) +#define LMC_RDES_CRC_ERROR ((u32)(0x00000002)) +#define LMC_RDES_DRIBBLING_BIT ((u32)(0x00000004)) +#define LMC_RDES_REPORT_ON_MII_ERR ((u32)(0x00000008)) +#define LMC_RDES_RCV_WATCHDOG_TIMEOUT ((u32)(0x00000010)) +#define LMC_RDES_FRAME_TYPE ((u32)(0x00000020)) +#define LMC_RDES_COLLISION_SEEN ((u32)(0x00000040)) +#define LMC_RDES_FRAME_TOO_LONG ((u32)(0x00000080)) +#define LMC_RDES_LAST_DESCRIPTOR ((u32)(0x00000100)) +#define LMC_RDES_FIRST_DESCRIPTOR ((u32)(0x00000200)) +#define LMC_RDES_MULTICAST_FRAME ((u32)(0x00000400)) +#define LMC_RDES_RUNT_FRAME ((u32)(0x00000800)) +#define LMC_RDES_DATA_TYPE ((u32)(0x00003000)) +#define LMC_RDES_LENGTH_ERROR ((u32)(0x00004000)) +#define LMC_RDES_ERROR_SUMMARY ((u32)(0x00008000)) +#define LMC_RDES_FRAME_LENGTH ((u32)(0x3FFF0000)) +#define LMC_RDES_OWN_BIT ((u32)(0x80000000)) #define RDES_FRAME_LENGTH_BIT_NUMBER 16 -#define LMC_RDES_ERROR_MASK ( (u_int32_t)( \ +#define LMC_RDES_ERROR_MASK ( (u32)( \ LMC_RDES_OVERFLOW \ | LMC_RDES_DRIBBLING_BIT \ | LMC_RDES_REPORT_ON_MII_ERR \ @@ -172,32 +150,32 @@ struct lmc_regfile_t { */ typedef struct { - u_int32_t n; - u_int32_t m; - u_int32_t v; - u_int32_t x; - u_int32_t r; - u_int32_t f; - u_int32_t exact; + u32 n; + u32 m; + u32 v; + u32 x; + u32 r; + u32 f; + u32 exact; } lmc_av9110_t; /* * Common structure passed to the ioctl code. */ struct lmc___ctl { - u_int32_t cardtype; - u_int32_t clock_source; /* HSSI, T1 */ - u_int32_t clock_rate; /* T1 */ - u_int32_t crc_length; - u_int32_t cable_length; /* DS3 */ - u_int32_t scrambler_onoff; /* DS3 */ - u_int32_t cable_type; /* T1 */ - u_int32_t keepalive_onoff; /* protocol */ - u_int32_t ticks; /* ticks/sec */ + u32 cardtype; + u32 clock_source; /* HSSI, T1 */ + u32 clock_rate; /* T1 */ + u32 crc_length; + u32 cable_length; /* DS3 */ + u32 scrambler_onoff; /* DS3 */ + u32 cable_type; /* T1 */ + u32 keepalive_onoff; /* protocol */ + u32 ticks; /* ticks/sec */ union { lmc_av9110_t ssi; } cardspec; - u_int32_t circuit_type; /* T1 or E1 */ + u32 circuit_type; /* T1 or E1 */ }; @@ -244,108 +222,69 @@ struct lmc___media { #define STATCHECK 0xBEEFCAFE -/* Included in this structure are first - * - standard net_device_stats - * - some other counters used for debug and driver performance - * evaluation -baz - */ -struct lmc_statistics +struct lmc_extra_statistics { - unsigned long rx_packets; /* total packets received */ - unsigned long tx_packets; /* total packets transmitted */ - unsigned long rx_bytes; - unsigned long tx_bytes; - - unsigned long rx_errors; /* bad packets received */ - unsigned long tx_errors; /* packet transmit problems */ - unsigned long rx_dropped; /* no space in linux buffers */ - unsigned long tx_dropped; /* no space available in linux */ - unsigned long multicast; /* multicast packets received */ - unsigned long collisions; - - /* detailed rx_errors: */ - unsigned long rx_length_errors; - unsigned long rx_over_errors; /* receiver ring buff overflow */ - unsigned long rx_crc_errors; /* recved pkt with crc error */ - unsigned long rx_frame_errors; /* recv'd frame alignment error */ - unsigned long rx_fifo_errors; /* recv'r fifo overrun */ - unsigned long rx_missed_errors; /* receiver missed packet */ - - /* detailed tx_errors */ - unsigned long tx_aborted_errors; - unsigned long tx_carrier_errors; - unsigned long tx_fifo_errors; - unsigned long tx_heartbeat_errors; - unsigned long tx_window_errors; - - /* for cslip etc */ - unsigned long rx_compressed; - unsigned long tx_compressed; - - /* ------------------------------------- - * Custom stats & counters follow -baz */ - u_int32_t version_size; - u_int32_t lmc_cardtype; - - u_int32_t tx_ProcTimeout; - u_int32_t tx_IntTimeout; - u_int32_t tx_NoCompleteCnt; - u_int32_t tx_MaxXmtsB4Int; - u_int32_t tx_TimeoutCnt; - u_int32_t tx_OutOfSyncPtr; - u_int32_t tx_tbusy0; - u_int32_t tx_tbusy1; - u_int32_t tx_tbusy_calls; - u_int32_t resetCount; - u_int32_t lmc_txfull; - u_int32_t tbusy; - u_int32_t dirtyTx; - u_int32_t lmc_next_tx; - u_int32_t otherTypeCnt; - u_int32_t lastType; - u_int32_t lastTypeOK; - u_int32_t txLoopCnt; - u_int32_t usedXmtDescripCnt; - u_int32_t txIndexCnt; - u_int32_t rxIntLoopCnt; - - u_int32_t rx_SmallPktCnt; - u_int32_t rx_BadPktSurgeCnt; - u_int32_t rx_BuffAllocErr; - u_int32_t tx_lossOfClockCnt; - - /* T1 error counters */ - u_int32_t framingBitErrorCount; - u_int32_t lineCodeViolationCount; - - u_int32_t lossOfFrameCount; - u_int32_t changeOfFrameAlignmentCount; - u_int32_t severelyErroredFrameCount; - - u_int32_t check; + u32 version_size; + u32 lmc_cardtype; + + u32 tx_ProcTimeout; + u32 tx_IntTimeout; + u32 tx_NoCompleteCnt; + u32 tx_MaxXmtsB4Int; + u32 tx_TimeoutCnt; + u32 tx_OutOfSyncPtr; + u32 tx_tbusy0; + u32 tx_tbusy1; + u32 tx_tbusy_calls; + u32 resetCount; + u32 lmc_txfull; + u32 tbusy; + u32 dirtyTx; + u32 lmc_next_tx; + u32 otherTypeCnt; + u32 lastType; + u32 lastTypeOK; + u32 txLoopCnt; + u32 usedXmtDescripCnt; + u32 txIndexCnt; + u32 rxIntLoopCnt; + + u32 rx_SmallPktCnt; + u32 rx_BadPktSurgeCnt; + u32 rx_BuffAllocErr; + u32 tx_lossOfClockCnt; + + /* T1 error counters */ + u32 framingBitErrorCount; + u32 lineCodeViolationCount; + + u32 lossOfFrameCount; + u32 changeOfFrameAlignmentCount; + u32 severelyErroredFrameCount; + + u32 check; }; - typedef struct lmc_xinfo { - u_int32_t Magic0; /* BEEFCAFE */ + u32 Magic0; /* BEEFCAFE */ - u_int32_t PciCardType; - u_int32_t PciSlotNumber; /* PCI slot number */ + u32 PciCardType; + u32 PciSlotNumber; /* PCI slot number */ - u_int16_t DriverMajorVersion; - u_int16_t DriverMinorVersion; - u_int16_t DriverSubVersion; + u16 DriverMajorVersion; + u16 DriverMinorVersion; + u16 DriverSubVersion; - u_int16_t XilinxRevisionNumber; - u_int16_t MaxFrameSize; + u16 XilinxRevisionNumber; + u16 MaxFrameSize; - u_int16_t t1_alarm1_status; - u_int16_t t1_alarm2_status; + u16 t1_alarm1_status; + u16 t1_alarm2_status; - int link_status; - u_int32_t mii_reg16; + int link_status; + u32 mii_reg16; - u_int32_t Magic1; /* DEADBEEF */ + u32 Magic1; /* DEADBEEF */ } LMC_XINFO; @@ -353,23 +292,22 @@ typedef struct lmc_xinfo { * forward decl */ struct lmc___softc { - void *if_ptr; /* General purpose pointer (used by SPPP) */ char *name; u8 board_idx; - struct lmc_statistics stats; - struct net_device *lmc_device; + struct lmc_extra_statistics extra_stats; + struct net_device *lmc_device; int hang, rxdesc, bad_packet, some_counter; - u_int32_t txgo; + u32 txgo; struct lmc_regfile_t lmc_csrs; - volatile u_int32_t lmc_txtick; - volatile u_int32_t lmc_rxtick; - u_int32_t lmc_flags; - u_int32_t lmc_intrmask; /* our copy of csr_intr */ - u_int32_t lmc_cmdmode; /* our copy of csr_cmdmode */ - u_int32_t lmc_busmode; /* our copy of csr_busmode */ - u_int32_t lmc_gpio_io; /* state of in/out settings */ - u_int32_t lmc_gpio; /* state of outputs */ + volatile u32 lmc_txtick; + volatile u32 lmc_rxtick; + u32 lmc_flags; + u32 lmc_intrmask; /* our copy of csr_intr */ + u32 lmc_cmdmode; /* our copy of csr_cmdmode */ + u32 lmc_busmode; /* our copy of csr_busmode */ + u32 lmc_gpio_io; /* state of in/out settings */ + u32 lmc_gpio; /* state of outputs */ struct sk_buff* lmc_txq[LMC_TXDESCS]; struct sk_buff* lmc_rxq[LMC_RXDESCS]; volatile @@ -381,42 +319,41 @@ struct lmc___softc { unsigned int lmc_taint_tx, lmc_taint_rx; int lmc_tx_start, lmc_txfull; int lmc_txbusy; - u_int16_t lmc_miireg16; + u16 lmc_miireg16; int lmc_ok; int last_link_status; int lmc_cardtype; - u_int32_t last_frameerr; + u32 last_frameerr; lmc_media_t *lmc_media; struct timer_list timer; lmc_ctl_t ictl; - u_int32_t TxDescriptControlInit; + u32 TxDescriptControlInit; int tx_TimeoutInd; /* additional driver state */ int tx_TimeoutDisplay; unsigned int lastlmc_taint_tx; int lasttx_packets; - u_int32_t tx_clockState; - u_int32_t lmc_crcSize; - LMC_XINFO lmc_xinfo; + u32 tx_clockState; + u32 lmc_crcSize; + LMC_XINFO lmc_xinfo; char lmc_yel, lmc_blue, lmc_red; /* for T1 and DS3 */ - char lmc_timing; /* for HSSI and SSI */ - int got_irq; + char lmc_timing; /* for HSSI and SSI */ + int got_irq; - char last_led_err[4]; + char last_led_err[4]; - u32 last_int; - u32 num_int; + u32 last_int; + u32 num_int; spinlock_t lmc_lock; - u_int16_t if_type; /* PPP or NET */ - struct ppp_device *pd; + u16 if_type; /* HDLC/PPP or NET */ - /* Failure cases */ - u8 failed_ring; - u8 failed_recv_alloc; + /* Failure cases */ + u8 failed_ring; + u8 failed_recv_alloc; - /* Structure check */ - u32 check; + /* Structure check */ + u32 check; }; #define LMC_PCI_TIME 1 @@ -512,8 +449,8 @@ struct lmc___softc { | TULIP_STS_TXUNDERFLOW\ | TULIP_STS_RXSTOPPED ) -#define DESC_OWNED_BY_SYSTEM ((u_int32_t)(0x00000000)) -#define DESC_OWNED_BY_DC21X4 ((u_int32_t)(0x80000000)) +#define DESC_OWNED_BY_SYSTEM ((u32)(0x00000000)) +#define DESC_OWNED_BY_DC21X4 ((u32)(0x80000000)) #ifndef TULIP_CMD_RECEIVEALL #define TULIP_CMD_RECEIVEALL 0x40000000L @@ -525,46 +462,9 @@ struct lmc___softc { #define LMC_ADAP_SSI 4 #define LMC_ADAP_T1 5 -#define HDLC_HDR_LEN 4 -#define HDLC_ADDR_LEN 1 -#define HDLC_SLARP 0x8035 #define LMC_MTU 1500 -#define SLARP_LINECHECK 2 #define LMC_CRC_LEN_16 2 /* 16-bit CRC */ #define LMC_CRC_LEN_32 4 -#ifdef LMC_HDLC -/* definition of an hdlc header. */ -struct hdlc_hdr -{ - u8 address; - u8 control; - u16 type; -}; - -/* definition of a slarp header. */ -struct slarp -{ - long code; - union sl - { - struct - { - ulong address; - ulong mask; - ushort unused; - } add; - struct - { - ulong mysequence; - ulong yoursequence; - ushort reliability; - ulong time; - } chk; - } t; -}; -#endif /* LMC_HDLC */ - - #endif /* _LMC_VAR_H_ */ diff --git a/drivers/net/wan/pc300.h b/drivers/net/wan/pc300.h index 63e9fcf..2e4f84f 100644 --- a/drivers/net/wan/pc300.h +++ b/drivers/net/wan/pc300.h @@ -100,31 +100,14 @@ #define _PC300_H #include <linux/hdlc.h> -#include <net/syncppp.h> #include "hd64572.h" #include "pc300-falc-lh.h" -#ifndef CY_TYPES -#define CY_TYPES -typedef __u64 ucdouble; /* 64 bits, unsigned */ -typedef __u32 uclong; /* 32 bits, unsigned */ -typedef __u16 ucshort; /* 16 bits, unsigned */ -typedef __u8 ucchar; /* 8 bits, unsigned */ -#endif /* CY_TYPES */ +#define PC300_PROTO_MLPPP 1 -#define PC300_PROTO_MLPPP 1 - -#define PC300_KERNEL "2.4.x" /* Kernel supported by this driver */ - -#define PC300_DEVNAME "hdlc" /* Dev. name base (for hdlc0, hdlc1, etc.) */ -#define PC300_MAXINDEX 100 /* Max dev. name index (the '0' in hdlc0) */ - -#define PC300_MAXCARDS 4 /* Max number of cards per system */ #define PC300_MAXCHAN 2 /* Number of channels per card */ -#define PC300_PLX_WIN 0x80 /* PLX control window size (128b) */ #define PC300_RAMSIZE 0x40000 /* RAM window size (256Kb) */ -#define PC300_SCASIZE 0x400 /* SCA window size (1Kb) */ #define PC300_FALCSIZE 0x400 /* FALC window size (1Kb) */ #define PC300_OSC_CLOCK 24576000 @@ -160,26 +143,14 @@ typedef __u8 ucchar; /* 8 bits, unsigned */ * Memory access functions/macros * * (required to support Alpha systems) * ***************************************/ -#ifdef __KERNEL__ -#define cpc_writeb(port,val) {writeb((ucchar)(val),(port)); mb();} +#define cpc_writeb(port,val) {writeb((u8)(val),(port)); mb();} #define cpc_writew(port,val) {writew((ushort)(val),(port)); mb();} -#define cpc_writel(port,val) {writel((uclong)(val),(port)); mb();} +#define cpc_writel(port,val) {writel((u32)(val),(port)); mb();} #define cpc_readb(port) readb(port) #define cpc_readw(port) readw(port) #define cpc_readl(port) readl(port) -#else /* __KERNEL__ */ -#define cpc_writeb(port,val) (*(volatile ucchar *)(port) = (ucchar)(val)) -#define cpc_writew(port,val) (*(volatile ucshort *)(port) = (ucshort)(val)) -#define cpc_writel(port,val) (*(volatile uclong *)(port) = (uclong)(val)) - -#define cpc_readb(port) (*(volatile ucchar *)(port)) -#define cpc_readw(port) (*(volatile ucshort *)(port)) -#define cpc_readl(port) (*(volatile uclong *)(port)) - -#endif /* __KERNEL__ */ - /****** Data Structures *****************************************************/ /* @@ -188,15 +159,15 @@ typedef __u8 ucchar; /* 8 bits, unsigned */ * (memory mapped). */ struct RUNTIME_9050 { - uclong loc_addr_range[4]; /* 00-0Ch : Local Address Ranges */ - uclong loc_rom_range; /* 10h : Local ROM Range */ - uclong loc_addr_base[4]; /* 14-20h : Local Address Base Addrs */ - uclong loc_rom_base; /* 24h : Local ROM Base */ - uclong loc_bus_descr[4]; /* 28-34h : Local Bus Descriptors */ - uclong rom_bus_descr; /* 38h : ROM Bus Descriptor */ - uclong cs_base[4]; /* 3C-48h : Chip Select Base Addrs */ - uclong intr_ctrl_stat; /* 4Ch : Interrupt Control/Status */ - uclong init_ctrl; /* 50h : EEPROM ctrl, Init Ctrl, etc */ + u32 loc_addr_range[4]; /* 00-0Ch : Local Address Ranges */ + u32 loc_rom_range; /* 10h : Local ROM Range */ + u32 loc_addr_base[4]; /* 14-20h : Local Address Base Addrs */ + u32 loc_rom_base; /* 24h : Local ROM Base */ + u32 loc_bus_descr[4]; /* 28-34h : Local Bus Descriptors */ + u32 rom_bus_descr; /* 38h : ROM Bus Descriptor */ + u32 cs_base[4]; /* 3C-48h : Chip Select Base Addrs */ + u32 intr_ctrl_stat; /* 4Ch : Interrupt Control/Status */ + u32 init_ctrl; /* 50h : EEPROM ctrl, Init Ctrl, etc */ }; #define PLX_9050_LINT1_ENABLE 0x01 @@ -240,66 +211,66 @@ struct RUNTIME_9050 { #define PC300_FALC_MAXLOOP 0x0000ffff /* for falc_issue_cmd() */ typedef struct falc { - ucchar sync; /* If true FALC is synchronized */ - ucchar active; /* if TRUE then already active */ - ucchar loop_active; /* if TRUE a line loopback UP was received */ - ucchar loop_gen; /* if TRUE a line loopback UP was issued */ + u8 sync; /* If true FALC is synchronized */ + u8 active; /* if TRUE then already active */ + u8 loop_active; /* if TRUE a line loopback UP was received */ + u8 loop_gen; /* if TRUE a line loopback UP was issued */ - ucchar num_channels; - ucchar offset; /* 1 for T1, 0 for E1 */ - ucchar full_bandwidth; + u8 num_channels; + u8 offset; /* 1 for T1, 0 for E1 */ + u8 full_bandwidth; - ucchar xmb_cause; - ucchar multiframe_mode; + u8 xmb_cause; + u8 multiframe_mode; /* Statistics */ - ucshort pden; /* Pulse Density violation count */ - ucshort los; /* Loss of Signal count */ - ucshort losr; /* Loss of Signal recovery count */ - ucshort lfa; /* Loss of frame alignment count */ - ucshort farec; /* Frame Alignment Recovery count */ - ucshort lmfa; /* Loss of multiframe alignment count */ - ucshort ais; /* Remote Alarm indication Signal count */ - ucshort sec; /* One-second timer */ - ucshort es; /* Errored second */ - ucshort rai; /* remote alarm received */ - ucshort bec; - ucshort fec; - ucshort cvc; - ucshort cec; - ucshort ebc; + u16 pden; /* Pulse Density violation count */ + u16 los; /* Loss of Signal count */ + u16 losr; /* Loss of Signal recovery count */ + u16 lfa; /* Loss of frame alignment count */ + u16 farec; /* Frame Alignment Recovery count */ + u16 lmfa; /* Loss of multiframe alignment count */ + u16 ais; /* Remote Alarm indication Signal count */ + u16 sec; /* One-second timer */ + u16 es; /* Errored second */ + u16 rai; /* remote alarm received */ + u16 bec; + u16 fec; + u16 cvc; + u16 cec; + u16 ebc; /* Status */ - ucchar red_alarm; - ucchar blue_alarm; - ucchar loss_fa; - ucchar yellow_alarm; - ucchar loss_mfa; - ucchar prbs; + u8 red_alarm; + u8 blue_alarm; + u8 loss_fa; + u8 yellow_alarm; + u8 loss_mfa; + u8 prbs; } falc_t; typedef struct falc_status { - ucchar sync; /* If true FALC is synchronized */ - ucchar red_alarm; - ucchar blue_alarm; - ucchar loss_fa; - ucchar yellow_alarm; - ucchar loss_mfa; - ucchar prbs; + u8 sync; /* If true FALC is synchronized */ + u8 red_alarm; + u8 blue_alarm; + u8 loss_fa; + u8 yellow_alarm; + u8 loss_mfa; + u8 prbs; } falc_status_t; typedef struct rsv_x21_status { - ucchar dcd; - ucchar dsr; - ucchar cts; - ucchar rts; - ucchar dtr; + u8 dcd; + u8 dsr; + u8 cts; + u8 rts; + u8 dtr; } rsv_x21_status_t; typedef struct pc300stats { int hw_type; - uclong line_on; - uclong line_off; + u32 line_on; + u32 line_off; struct net_device_stats gen_stats; falc_t te_stats; } pc300stats_t; @@ -317,28 +288,19 @@ typedef struct pc300loopback { typedef struct pc300patterntst { char patrntst_on; /* 0 - off; 1 - on; 2 - read num_errors */ - ucshort num_errors; + u16 num_errors; } pc300patterntst_t; typedef struct pc300dev { - void *if_ptr; /* General purpose pointer */ struct pc300ch *chan; - ucchar trace_on; - uclong line_on; /* DCD(X.21, RSV) / sync(TE) change counters */ - uclong line_off; -#ifdef __KERNEL__ + u8 trace_on; + u32 line_on; /* DCD(X.21, RSV) / sync(TE) change counters */ + u32 line_off; char name[16]; struct net_device *dev; - - void *private; - struct sk_buff *tx_skb; - union { /* This union has all the protocol-specific structures */ - struct ppp_device pppdev; - }ifu; #ifdef CONFIG_PC300_MLPPP void *cpc_tty; /* information to PC300 TTY driver */ #endif -#endif /* __KERNEL__ */ }pc300dev_t; typedef struct pc300hw { @@ -346,43 +308,42 @@ typedef struct pc300hw { int bus; /* Bus (PCI, PMC, etc.) */ int nchan; /* number of channels */ int irq; /* interrupt request level */ - uclong clock; /* Board clock */ - ucchar cpld_id; /* CPLD ID (TE only) */ - ucshort cpld_reg1; /* CPLD reg 1 (TE only) */ - ucshort cpld_reg2; /* CPLD reg 2 (TE only) */ - ucshort gpioc_reg; /* PLX GPIOC reg */ - ucshort intctl_reg; /* PLX Int Ctrl/Status reg */ - uclong iophys; /* PLX registers I/O base */ - uclong iosize; /* PLX registers I/O size */ - uclong plxphys; /* PLX registers MMIO base (physical) */ + u32 clock; /* Board clock */ + u8 cpld_id; /* CPLD ID (TE only) */ + u16 cpld_reg1; /* CPLD reg 1 (TE only) */ + u16 cpld_reg2; /* CPLD reg 2 (TE only) */ + u16 gpioc_reg; /* PLX GPIOC reg */ + u16 intctl_reg; /* PLX Int Ctrl/Status reg */ + u32 iophys; /* PLX registers I/O base */ + u32 iosize; /* PLX registers I/O size */ + u32 plxphys; /* PLX registers MMIO base (physical) */ void __iomem * plxbase; /* PLX registers MMIO base (virtual) */ - uclong plxsize; /* PLX registers MMIO size */ - uclong scaphys; /* SCA registers MMIO base (physical) */ + u32 plxsize; /* PLX registers MMIO size */ + u32 scaphys; /* SCA registers MMIO base (physical) */ void __iomem * scabase; /* SCA registers MMIO base (virtual) */ - uclong scasize; /* SCA registers MMIO size */ - uclong ramphys; /* On-board RAM MMIO base (physical) */ + u32 scasize; /* SCA registers MMIO size */ + u32 ramphys; /* On-board RAM MMIO base (physical) */ void __iomem * rambase; /* On-board RAM MMIO base (virtual) */ - uclong alloc_ramsize; /* RAM MMIO size allocated by the PCI bridge */ - uclong ramsize; /* On-board RAM MMIO size */ - uclong falcphys; /* FALC registers MMIO base (physical) */ + u32 alloc_ramsize; /* RAM MMIO size allocated by the PCI bridge */ + u32 ramsize; /* On-board RAM MMIO size */ + u32 falcphys; /* FALC registers MMIO base (physical) */ void __iomem * falcbase;/* FALC registers MMIO base (virtual) */ - uclong falcsize; /* FALC registers MMIO size */ + u32 falcsize; /* FALC registers MMIO size */ } pc300hw_t; typedef struct pc300chconf { - sync_serial_settings phys_settings; /* Clock type/rate (in bps), + sync_serial_settings phys_settings; /* Clock type/rate (in bps), loopback mode */ raw_hdlc_proto proto_settings; /* Encoding, parity (CRC) */ - uclong media; /* HW media (RS232, V.35, etc.) */ - uclong proto; /* Protocol (PPP, X.25, etc.) */ - ucchar monitor; /* Monitor mode (0 = off, !0 = on) */ + u32 media; /* HW media (RS232, V.35, etc.) */ + u32 proto; /* Protocol (PPP, X.25, etc.) */ /* TE-specific parameters */ - ucchar lcode; /* Line Code (AMI, B8ZS, etc.) */ - ucchar fr_mode; /* Frame Mode (ESF, D4, etc.) */ - ucchar lbo; /* Line Build Out */ - ucchar rx_sens; /* Rx Sensitivity (long- or short-haul) */ - uclong tslot_bitmap; /* bit[i]=1 => timeslot _i_ is active */ + u8 lcode; /* Line Code (AMI, B8ZS, etc.) */ + u8 fr_mode; /* Frame Mode (ESF, D4, etc.) */ + u8 lbo; /* Line Build Out */ + u8 rx_sens; /* Rx Sensitivity (long- or short-haul) */ + u32 tslot_bitmap; /* bit[i]=1 => timeslot _i_ is active */ } pc300chconf_t; typedef struct pc300ch { @@ -390,20 +351,18 @@ typedef struct pc300ch { int channel; pc300dev_t d; pc300chconf_t conf; - ucchar tx_first_bd; /* First TX DMA block descr. w/ data */ - ucchar tx_next_bd; /* Next free TX DMA block descriptor */ - ucchar rx_first_bd; /* First free RX DMA block descriptor */ - ucchar rx_last_bd; /* Last free RX DMA block descriptor */ - ucchar nfree_tx_bd; /* Number of free TX DMA block descriptors */ - falc_t falc; /* FALC structure (TE only) */ + u8 tx_first_bd; /* First TX DMA block descr. w/ data */ + u8 tx_next_bd; /* Next free TX DMA block descriptor */ + u8 rx_first_bd; /* First free RX DMA block descriptor */ + u8 rx_last_bd; /* Last free RX DMA block descriptor */ + u8 nfree_tx_bd; /* Number of free TX DMA block descriptors */ + falc_t falc; /* FALC structure (TE only) */ } pc300ch_t; typedef struct pc300 { pc300hw_t hw; /* hardware config. */ pc300ch_t chan[PC300_MAXCHAN]; -#ifdef __KERNEL__ spinlock_t card_lock; -#endif /* __KERNEL__ */ } pc300_t; typedef struct pc300conf { @@ -471,12 +430,7 @@ enum pc300_loopback_cmds { #define PC300_TX_QUEUE_LEN 100 #define PC300_DEF_MTU 1600 -#ifdef __KERNEL__ /* Function Prototypes */ -void tx_dma_start(pc300_t *, int); int cpc_open(struct net_device *dev); -int cpc_set_media(hdlc_device *, int); -#endif /* __KERNEL__ */ #endif /* _PC300_H */ - diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c index 3341705..d0a8d1e 100644 --- a/drivers/net/wan/pc300_drv.c +++ b/drivers/net/wan/pc300_drv.c @@ -227,8 +227,6 @@ static char rcsid[] = #include <linux/netdevice.h> #include <linux/spinlock.h> #include <linux/if.h> - -#include <net/syncppp.h> #include <net/arp.h> #include <asm/io.h> @@ -285,8 +283,8 @@ static void rx_dma_buf_init(pc300_t *, int); static void tx_dma_buf_check(pc300_t *, int); static void rx_dma_buf_check(pc300_t *, int); static irqreturn_t cpc_intr(int, void *); -static int clock_rate_calc(uclong, uclong, int *); -static uclong detect_ram(pc300_t *); +static int clock_rate_calc(u32, u32, int *); +static u32 detect_ram(pc300_t *); static void plx_init(pc300_t *); static void cpc_trace(struct net_device *, struct sk_buff *, char); static int cpc_attach(struct net_device *, unsigned short, unsigned short); @@ -311,10 +309,10 @@ static void tx_dma_buf_pt_init(pc300_t * card, int ch) + DMA_TX_BD_BASE + ch_factor * sizeof(pcsca_bd_t)); for (i = 0; i < N_DMA_TX_BUF; i++, ptdescr++) { - cpc_writel(&ptdescr->next, (uclong) (DMA_TX_BD_BASE + + cpc_writel(&ptdescr->next, (u32)(DMA_TX_BD_BASE + (ch_factor + ((i + 1) & (N_DMA_TX_BUF - 1))) * sizeof(pcsca_bd_t))); - cpc_writel(&ptdescr->ptbuf, - (uclong) (DMA_TX_BASE + (ch_factor + i) * BD_DEF_LEN)); + cpc_writel(&ptdescr->ptbuf, + (u32)(DMA_TX_BASE + (ch_factor + i) * BD_DEF_LEN)); } } @@ -341,10 +339,10 @@ static void rx_dma_buf_pt_init(pc300_t * card, int ch) + DMA_RX_BD_BASE + ch_factor * sizeof(pcsca_bd_t)); for (i = 0; i < N_DMA_RX_BUF; i++, ptdescr++) { - cpc_writel(&ptdescr->next, (uclong) (DMA_RX_BD_BASE + - (ch_factor + ((i + 1) & (N_DMA_RX_BUF - 1))) * sizeof(pcsca_bd_t))); + cpc_writel(&ptdescr->next, (u32)(DMA_RX_BD_BASE + + (ch_factor + ((i + 1) & (N_DMA_RX_BUF - 1))) * sizeof(pcsca_bd_t))); cpc_writel(&ptdescr->ptbuf, - (uclong) (DMA_RX_BASE + (ch_factor + i) * BD_DEF_LEN)); + (u32)(DMA_RX_BASE + (ch_factor + i) * BD_DEF_LEN)); } } @@ -367,8 +365,8 @@ static void tx_dma_buf_check(pc300_t * card, int ch) { volatile pcsca_bd_t __iomem *ptdescr; int i; - ucshort first_bd = card->chan[ch].tx_first_bd; - ucshort next_bd = card->chan[ch].tx_next_bd; + u16 first_bd = card->chan[ch].tx_first_bd; + u16 next_bd = card->chan[ch].tx_next_bd; printk("#CH%d: f_bd = %d(0x%08zx), n_bd = %d(0x%08zx)\n", ch, first_bd, TX_BD_ADDR(ch, first_bd), @@ -392,9 +390,9 @@ static void tx1_dma_buf_check(pc300_t * card, int ch) { volatile pcsca_bd_t __iomem *ptdescr; int i; - ucshort first_bd = card->chan[ch].tx_first_bd; - ucshort next_bd = card->chan[ch].tx_next_bd; - uclong scabase = card->hw.scabase; + u16 first_bd = card->chan[ch].tx_first_bd; + u16 next_bd = card->chan[ch].tx_next_bd; + u32 scabase = card->hw.scabase; printk ("\nnfree_tx_bd = %d \n", card->chan[ch].nfree_tx_bd); printk("#CH%d: f_bd = %d(0x%08x), n_bd = %d(0x%08x)\n", ch, @@ -413,13 +411,13 @@ static void tx1_dma_buf_check(pc300_t * card, int ch) printk("\n"); } #endif - + static void rx_dma_buf_check(pc300_t * card, int ch) { volatile pcsca_bd_t __iomem *ptdescr; int i; - ucshort first_bd = card->chan[ch].rx_first_bd; - ucshort last_bd = card->chan[ch].rx_last_bd; + u16 first_bd = card->chan[ch].rx_first_bd; + u16 last_bd = card->chan[ch].rx_last_bd; int ch_factor; ch_factor = ch * N_DMA_RX_BUF; @@ -440,9 +438,9 @@ static void rx_dma_buf_check(pc300_t * card, int ch) static int dma_get_rx_frame_size(pc300_t * card, int ch) { volatile pcsca_bd_t __iomem *ptdescr; - ucshort first_bd = card->chan[ch].rx_first_bd; + u16 first_bd = card->chan[ch].rx_first_bd; int rcvd = 0; - volatile ucchar status; + volatile u8 status; ptdescr = (card->hw.rambase + RX_BD_ADDR(ch, first_bd)); while ((status = cpc_readb(&ptdescr->status)) & DST_OSB) { @@ -462,12 +460,12 @@ static int dma_get_rx_frame_size(pc300_t * card, int ch) * dma_buf_write: writes a frame to the Tx DMA buffers * NOTE: this function writes one frame at a time. */ -static int dma_buf_write(pc300_t * card, int ch, ucchar * ptdata, int len) +static int dma_buf_write(pc300_t *card, int ch, u8 *ptdata, int len) { int i, nchar; volatile pcsca_bd_t __iomem *ptdescr; int tosend = len; - ucchar nbuf = ((len - 1) / BD_DEF_LEN) + 1; + u8 nbuf = ((len - 1) / BD_DEF_LEN) + 1; if (nbuf >= card->chan[ch].nfree_tx_bd) { return -ENOMEM; @@ -509,7 +507,7 @@ static int dma_buf_read(pc300_t * card, int ch, struct sk_buff *skb) pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; volatile pcsca_bd_t __iomem *ptdescr; int rcvd = 0; - volatile ucchar status; + volatile u8 status; ptdescr = (card->hw.rambase + RX_BD_ADDR(ch, chan->rx_first_bd)); @@ -563,8 +561,8 @@ static int dma_buf_read(pc300_t * card, int ch, struct sk_buff *skb) static void tx_dma_stop(pc300_t * card, int ch) { void __iomem *scabase = card->hw.scabase; - ucchar drr_ena_bit = 1 << (5 + 2 * ch); - ucchar drr_rst_bit = 1 << (1 + 2 * ch); + u8 drr_ena_bit = 1 << (5 + 2 * ch); + u8 drr_rst_bit = 1 << (1 + 2 * ch); /* Disable DMA */ cpc_writeb(scabase + DRR, drr_ena_bit); @@ -574,8 +572,8 @@ static void tx_dma_stop(pc300_t * card, int ch) static void rx_dma_stop(pc300_t * card, int ch) { void __iomem *scabase = card->hw.scabase; - ucchar drr_ena_bit = 1 << (4 + 2 * ch); - ucchar drr_rst_bit = 1 << (2 * ch); + u8 drr_ena_bit = 1 << (4 + 2 * ch); + u8 drr_rst_bit = 1 << (2 * ch); /* Disable DMA */ cpc_writeb(scabase + DRR, drr_ena_bit); @@ -607,7 +605,7 @@ static void rx_dma_start(pc300_t * card, int ch) /*************************/ /*** FALC Routines ***/ /*************************/ -static void falc_issue_cmd(pc300_t * card, int ch, ucchar cmd) +static void falc_issue_cmd(pc300_t *card, int ch, u8 cmd) { void __iomem *falcbase = card->hw.falcbase; unsigned long i = 0; @@ -675,7 +673,7 @@ static void falc_intr_enable(pc300_t * card, int ch) static void falc_open_timeslot(pc300_t * card, int ch, int timeslot) { void __iomem *falcbase = card->hw.falcbase; - ucchar tshf = card->chan[ch].falc.offset; + u8 tshf = card->chan[ch].falc.offset; cpc_writeb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch), cpc_readb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch)) & @@ -691,7 +689,7 @@ static void falc_open_timeslot(pc300_t * card, int ch, int timeslot) static void falc_close_timeslot(pc300_t * card, int ch, int timeslot) { void __iomem *falcbase = card->hw.falcbase; - ucchar tshf = card->chan[ch].falc.offset; + u8 tshf = card->chan[ch].falc.offset; cpc_writeb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch), cpc_readb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch)) | @@ -812,7 +810,7 @@ static void falc_init_t1(pc300_t * card, int ch) pc300chconf_t *conf = (pc300chconf_t *) & chan->conf; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucchar dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0); + u8 dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0); /* Switch to T1 mode (PCM 24) */ cpc_writeb(falcbase + F_REG(FMR1, ch), FMR1_PMOD); @@ -981,7 +979,7 @@ static void falc_init_e1(pc300_t * card, int ch) pc300chconf_t *conf = (pc300chconf_t *) & chan->conf; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucchar dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0); + u8 dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0); /* Switch to E1 mode (PCM 30) */ cpc_writeb(falcbase + F_REG(FMR1, ch), @@ -1187,7 +1185,7 @@ static void te_config(pc300_t * card, int ch) pc300chconf_t *conf = (pc300chconf_t *) & chan->conf; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucchar dummy; + u8 dummy; unsigned long flags; memset(pfalc, 0, sizeof(falc_t)); @@ -1403,7 +1401,7 @@ static void falc_update_stats(pc300_t * card, int ch) pc300chconf_t *conf = (pc300chconf_t *) & chan->conf; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucshort counter; + u16 counter; counter = cpc_readb(falcbase + F_REG(FECL, ch)); counter |= cpc_readb(falcbase + F_REG(FECH, ch)) << 8; @@ -1729,7 +1727,7 @@ static void falc_pattern_test(pc300_t * card, int ch, unsigned int activate) * Description: This routine returns the bit error counter value *---------------------------------------------------------------------------- */ -static ucshort falc_pattern_test_error(pc300_t * card, int ch) +static u16 falc_pattern_test_error(pc300_t * card, int ch) { pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; falc_t *pfalc = (falc_t *) & chan->falc; @@ -1776,7 +1774,7 @@ static void cpc_tx_timeout(struct net_device *dev) pc300_t *card = (pc300_t *) chan->card; int ch = chan->channel; unsigned long flags; - ucchar ilar; + u8 ilar; dev->stats.tx_errors++; dev->stats.tx_aborted_errors++; @@ -1807,11 +1805,7 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev) int i; #endif - if (chan->conf.monitor) { - /* In monitor mode no Tx is done: ignore packet */ - dev_kfree_skb(skb); - return 0; - } else if (!netif_carrier_ok(dev)) { + if (!netif_carrier_ok(dev)) { /* DCD must be OFF: drop packet */ dev_kfree_skb(skb); dev->stats.tx_errors++; @@ -1836,7 +1830,7 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev) } /* Write buffer to DMA buffers */ - if (dma_buf_write(card, ch, (ucchar *) skb->data, skb->len) != 0) { + if (dma_buf_write(card, ch, (u8 *)skb->data, skb->len) != 0) { // printk("%s: write error. Dropping TX packet.\n", dev->name); netif_stop_queue(dev); dev_kfree_skb(skb); @@ -2001,7 +1995,7 @@ static void sca_tx_intr(pc300dev_t *dev) static void sca_intr(pc300_t * card) { void __iomem *scabase = card->hw.scabase; - volatile uclong status; + volatile u32 status; int ch; int intr_count = 0; unsigned char dsr_rx; @@ -2016,7 +2010,7 @@ static void sca_intr(pc300_t * card) /**** Reception ****/ if (status & IR0_DRX((IR0_DMIA | IR0_DMIB), ch)) { - ucchar drx_stat = cpc_readb(scabase + DSR_RX(ch)); + u8 drx_stat = cpc_readb(scabase + DSR_RX(ch)); /* Clear RX interrupts */ cpc_writeb(scabase + DSR_RX(ch), drx_stat | DSR_DWE); @@ -2090,7 +2084,7 @@ static void sca_intr(pc300_t * card) /**** Transmission ****/ if (status & IR0_DTX((IR0_EFT | IR0_DMIA | IR0_DMIB), ch)) { - ucchar dtx_stat = cpc_readb(scabase + DSR_TX(ch)); + u8 dtx_stat = cpc_readb(scabase + DSR_TX(ch)); /* Clear TX interrupts */ cpc_writeb(scabase + DSR_TX(ch), dtx_stat | DSR_DWE); @@ -2134,7 +2128,7 @@ static void sca_intr(pc300_t * card) /**** MSCI ****/ if (status & IR0_M(IR0_RXINTA, ch)) { - ucchar st1 = cpc_readb(scabase + M_REG(ST1, ch)); + u8 st1 = cpc_readb(scabase + M_REG(ST1, ch)); /* Clear MSCI interrupts */ cpc_writeb(scabase + M_REG(ST1, ch), st1); @@ -2176,7 +2170,7 @@ static void sca_intr(pc300_t * card) } } -static void falc_t1_loop_detection(pc300_t * card, int ch, ucchar frs1) +static void falc_t1_loop_detection(pc300_t *card, int ch, u8 frs1) { pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; falc_t *pfalc = (falc_t *) & chan->falc; @@ -2201,7 +2195,7 @@ static void falc_t1_loop_detection(pc300_t * card, int ch, ucchar frs1) } } -static void falc_e1_loop_detection(pc300_t * card, int ch, ucchar rsp) +static void falc_e1_loop_detection(pc300_t *card, int ch, u8 rsp) { pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; falc_t *pfalc = (falc_t *) & chan->falc; @@ -2231,8 +2225,8 @@ static void falc_t1_intr(pc300_t * card, int ch) pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucchar isr0, isr3, gis; - ucchar dummy; + u8 isr0, isr3, gis; + u8 dummy; while ((gis = cpc_readb(falcbase + F_REG(GIS, ch))) != 0) { if (gis & GIS_ISR0) { @@ -2278,8 +2272,8 @@ static void falc_e1_intr(pc300_t * card, int ch) pc300ch_t *chan = (pc300ch_t *) & card->chan[ch]; falc_t *pfalc = (falc_t *) & chan->falc; void __iomem *falcbase = card->hw.falcbase; - ucchar isr1, isr2, isr3, gis, rsp; - ucchar dummy; + u8 isr1, isr2, isr3, gis, rsp; + u8 dummy; while ((gis = cpc_readb(falcbase + F_REG(GIS, ch))) != 0) { rsp = cpc_readb(falcbase + F_REG(RSP, ch)); @@ -2361,7 +2355,7 @@ static void falc_intr(pc300_t * card) static irqreturn_t cpc_intr(int irq, void *dev_id) { pc300_t *card = dev_id; - volatile ucchar plx_status; + volatile u8 plx_status; if (!card) { #ifdef PC300_DEBUG_INTR @@ -2400,7 +2394,7 @@ static irqreturn_t cpc_intr(int irq, void *dev_id) static void cpc_sca_status(pc300_t * card, int ch) { - ucchar ilar; + u8 ilar; void __iomem *scabase = card->hw.scabase; unsigned long flags; @@ -2818,7 +2812,7 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) } } -static int clock_rate_calc(uclong rate, uclong clock, int *br_io) +static int clock_rate_calc(u32 rate, u32 clock, int *br_io) { int br, tc; int br_pwr, error; @@ -2855,12 +2849,12 @@ static int ch_config(pc300dev_t * d) void __iomem *scabase = card->hw.scabase; void __iomem *plxbase = card->hw.plxbase; int ch = chan->channel; - uclong clkrate = chan->conf.phys_settings.clock_rate; - uclong clktype = chan->conf.phys_settings.clock_type; - ucshort encoding = chan->conf.proto_settings.encoding; - ucshort parity = chan->conf.proto_settings.parity; - ucchar md0, md2; - + u32 clkrate = chan->conf.phys_settings.clock_rate; + u32 clktype = chan->conf.phys_settings.clock_type; + u16 encoding = chan->conf.proto_settings.encoding; + u16 parity = chan->conf.proto_settings.parity; + u8 md0, md2; + /* Reset the channel */ cpc_writeb(scabase + M_REG(CMD, ch), CMD_CH_RST); @@ -3152,19 +3146,10 @@ int cpc_open(struct net_device *dev) printk("pc300: cpc_open"); #endif -#ifdef FIXME - if (hdlc->proto.id == IF_PROTO_PPP) { - d->if_ptr = &hdlc->state.ppp.pppdev; - } -#endif - result = hdlc_open(dev); - if (/* FIXME hdlc->proto.id == IF_PROTO_PPP*/ 0) { - dev->priv = d; - } - if (result) { + + if (result) return result; - } sprintf(ifr.ifr_name, "%s", dev->name); result = cpc_opench(d); @@ -3197,9 +3182,7 @@ static int cpc_close(struct net_device *dev) CPC_UNLOCK(card, flags); hdlc_close(dev); - if (/* FIXME hdlc->proto.id == IF_PROTO_PPP*/ 0) { - d->if_ptr = NULL; - } + #ifdef CONFIG_PC300_MLPPP if (chan->conf.proto == PC300_PROTO_MLPPP) { cpc_tty_unregister_service(d); @@ -3210,16 +3193,16 @@ static int cpc_close(struct net_device *dev) return 0; } -static uclong detect_ram(pc300_t * card) +static u32 detect_ram(pc300_t * card) { - uclong i; - ucchar data; + u32 i; + u8 data; void __iomem *rambase = card->hw.rambase; card->hw.ramsize = PC300_RAMSIZE; /* Let's find out how much RAM is present on this board */ for (i = 0; i < card->hw.ramsize; i++) { - data = (ucchar) (i & 0xff); + data = (u8)(i & 0xff); cpc_writeb(rambase + i, data); if (cpc_readb(rambase + i) != data) { break; @@ -3296,7 +3279,7 @@ static void cpc_init_card(pc300_t * card) cpc_writeb(card->hw.scabase + DMER, 0x80); if (card->hw.type == PC300_TE) { - ucchar reg1; + u8 reg1; /* Check CPLD version */ reg1 = cpc_readb(card->hw.falcbase + CPLD_REG1); @@ -3360,7 +3343,6 @@ static void cpc_init_card(pc300_t * card) chan->nfree_tx_bd = N_DMA_TX_BUF; d->chan = chan; - d->tx_skb = NULL; d->trace_on = 0; d->line_on = 0; d->line_off = 0; @@ -3431,7 +3413,7 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { static int first_time = 1; int err, eeprom_outdated = 0; - ucshort device_id; + u16 device_id; pc300_t *card; if (first_time) { diff --git a/drivers/net/wan/sealevel.c b/drivers/net/wan/sealevel.c index 44a89df..c023584 100644 --- a/drivers/net/wan/sealevel.c +++ b/drivers/net/wan/sealevel.c @@ -8,6 +8,7 @@ * * (c) Copyright 1999, 2001 Alan Cox * (c) Copyright 2001 Red Hat Inc. + * Generic HDLC port Copyright (C) 2008 Krzysztof Halasa <khc@pm.waw.pl> * */ @@ -19,6 +20,7 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> #include <linux/delay.h> +#include <linux/hdlc.h> #include <linux/ioport.h> #include <linux/init.h> #include <net/arp.h> @@ -27,22 +29,19 @@ #include <asm/io.h> #include <asm/dma.h> #include <asm/byteorder.h> -#include <net/syncppp.h> #include "z85230.h" struct slvl_device { - void *if_ptr; /* General purpose pointer (used by SPPP) */ struct z8530_channel *chan; - struct ppp_device pppdev; int channel; }; struct slvl_board { - struct slvl_device *dev[2]; + struct slvl_device dev[2]; struct z8530_dev board; int iobase; }; @@ -51,72 +50,69 @@ struct slvl_board * Network driver support routines */ +static inline struct slvl_device* dev_to_chan(struct net_device *dev) +{ + return (struct slvl_device *)dev_to_hdlc(dev)->priv; +} + /* - * Frame receive. Simple for our card as we do sync ppp and there + * Frame receive. Simple for our card as we do HDLC and there * is no funny garbage involved */ - + static void sealevel_input(struct z8530_channel *c, struct sk_buff *skb) { /* Drop the CRC - it's not a good idea to try and negotiate it ;) */ - skb_trim(skb, skb->len-2); - skb->protocol=htons(ETH_P_WAN_PPP); + skb_trim(skb, skb->len - 2); + skb->protocol = hdlc_type_trans(skb, c->netdevice); skb_reset_mac_header(skb); - skb->dev=c->netdevice; - /* - * Send it to the PPP layer. We don't have time to process - * it right now. - */ + skb->dev = c->netdevice; netif_rx(skb); c->netdevice->last_rx = jiffies; } - + /* * We've been placed in the UP state - */ - + */ + static int sealevel_open(struct net_device *d) { - struct slvl_device *slvl=d->priv; + struct slvl_device *slvl = dev_to_chan(d); int err = -1; int unit = slvl->channel; - + /* - * Link layer up. + * Link layer up. */ - switch(unit) + switch (unit) { case 0: - err=z8530_sync_dma_open(d, slvl->chan); + err = z8530_sync_dma_open(d, slvl->chan); break; case 1: - err=z8530_sync_open(d, slvl->chan); + err = z8530_sync_open(d, slvl->chan); break; } - - if(err) + + if (err) return err; - /* - * Begin PPP - */ - err=sppp_open(d); - if(err) - { - switch(unit) - { + + err = hdlc_open(d); + if (err) { + switch (unit) { case 0: z8530_sync_dma_close(d, slvl->chan); break; case 1: z8530_sync_close(d, slvl->chan); break; - } + } return err; } - - slvl->chan->rx_function=sealevel_input; - + + slvl->chan->rx_function = sealevel_input; + /* * Go go go */ @@ -126,26 +122,19 @@ static int sealevel_open(struct net_device *d) static int sealevel_close(struct net_device *d) { - struct slvl_device *slvl=d->priv; + struct slvl_device *slvl = dev_to_chan(d); int unit = slvl->channel; - + /* * Discard new frames */ - - slvl->chan->rx_function=z8530_null_rx; - - /* - * PPP off - */ - sppp_close(d); - /* - * Link layer down - */ + slvl->chan->rx_function = z8530_null_rx; + + hdlc_close(d); netif_stop_queue(d); - - switch(unit) + + switch (unit) { case 0: z8530_sync_dma_close(d, slvl->chan); @@ -159,210 +148,153 @@ static int sealevel_close(struct net_device *d) static int sealevel_ioctl(struct net_device *d, struct ifreq *ifr, int cmd) { - /* struct slvl_device *slvl=d->priv; + /* struct slvl_device *slvl=dev_to_chan(d); z8530_ioctl(d,&slvl->sync.chanA,ifr,cmd) */ - return sppp_do_ioctl(d, ifr,cmd); -} - -static struct net_device_stats *sealevel_get_stats(struct net_device *d) -{ - struct slvl_device *slvl=d->priv; - if(slvl) - return z8530_get_stats(slvl->chan); - else - return NULL; + return hdlc_ioctl(d, ifr, cmd); } /* - * Passed PPP frames, fire them downwind. + * Passed network frames, fire them downwind. */ - + static int sealevel_queue_xmit(struct sk_buff *skb, struct net_device *d) { - struct slvl_device *slvl=d->priv; - return z8530_queue_xmit(slvl->chan, skb); + return z8530_queue_xmit(dev_to_chan(d)->chan, skb); } -static int sealevel_neigh_setup(struct neighbour *n) +static int sealevel_attach(struct net_device *dev, unsigned short encoding, + unsigned short parity) { - if (n->nud_state == NUD_NONE) { - n->ops = &arp_broken_ops; - n->output = n->ops->output; - } - return 0; + if (encoding == ENCODING_NRZ && parity == PARITY_CRC16_PR1_CCITT) + return 0; + return -EINVAL; } -static int sealevel_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p) +static int slvl_setup(struct slvl_device *sv, int iobase, int irq) { - if (p->tbl->family == AF_INET) { - p->neigh_setup = sealevel_neigh_setup; - p->ucast_probes = 0; - p->mcast_probes = 0; + struct net_device *dev = alloc_hdlcdev(sv); + if (!dev) + return -1; + + dev_to_hdlc(dev)->attach = sealevel_attach; + dev_to_hdlc(dev)->xmit = sealevel_queue_xmit; + dev->open = sealevel_open; + dev->stop = sealevel_close; + dev->do_ioctl = sealevel_ioctl; + dev->base_addr = iobase; + dev->irq = irq; + + if (register_hdlc_device(dev)) { + printk(KERN_ERR "sealevel: unable to register HDLC device\n"); + free_netdev(dev); + return -1; } - return 0; -} -static int sealevel_attach(struct net_device *dev) -{ - struct slvl_device *sv = dev->priv; - sppp_attach(&sv->pppdev); + sv->chan->netdevice = dev; return 0; } -static void sealevel_detach(struct net_device *dev) -{ - sppp_detach(dev); -} - -static void slvl_setup(struct net_device *d) -{ - d->open = sealevel_open; - d->stop = sealevel_close; - d->init = sealevel_attach; - d->uninit = sealevel_detach; - d->hard_start_xmit = sealevel_queue_xmit; - d->get_stats = sealevel_get_stats; - d->set_multicast_list = NULL; - d->do_ioctl = sealevel_ioctl; - d->neigh_setup = sealevel_neigh_setup_dev; - d->set_mac_address = NULL; - -} - -static inline struct slvl_device *slvl_alloc(int iobase, int irq) -{ - struct net_device *d; - struct slvl_device *sv; - - d = alloc_netdev(sizeof(struct slvl_device), "hdlc%d", - slvl_setup); - - if (!d) - return NULL; - - sv = d->priv; - d->ml_priv = sv; - sv->if_ptr = &sv->pppdev; - sv->pppdev.dev = d; - d->base_addr = iobase; - d->irq = irq; - - return sv; -} - /* * Allocate and setup Sealevel board. */ - -static __init struct slvl_board *slvl_init(int iobase, int irq, + +static __init struct slvl_board *slvl_init(int iobase, int irq, int txdma, int rxdma, int slow) { struct z8530_dev *dev; struct slvl_board *b; - + /* * Get the needed I/O space */ - if(!request_region(iobase, 8, "Sealevel 4021")) - { - printk(KERN_WARNING "sealevel: I/O 0x%X already in use.\n", iobase); + if (!request_region(iobase, 8, "Sealevel 4021")) { + printk(KERN_WARNING "sealevel: I/O 0x%X already in use.\n", + iobase); return NULL; } - - b = kzalloc(sizeof(struct slvl_board), GFP_KERNEL); - if(!b) - goto fail3; - if (!(b->dev[0]= slvl_alloc(iobase, irq))) - goto fail2; + b = kzalloc(sizeof(struct slvl_board), GFP_KERNEL); + if (!b) + goto err_kzalloc; - b->dev[0]->chan = &b->board.chanA; - b->dev[0]->channel = 0; - - if (!(b->dev[1] = slvl_alloc(iobase, irq))) - goto fail1_0; + b->dev[0].chan = &b->board.chanA; + b->dev[0].channel = 0; - b->dev[1]->chan = &b->board.chanB; - b->dev[1]->channel = 1; + b->dev[1].chan = &b->board.chanB; + b->dev[1].channel = 1; dev = &b->board; - + /* * Stuff in the I/O addressing */ - + dev->active = 0; b->iobase = iobase; - + /* * Select 8530 delays for the old board */ - - if(slow) + + if (slow) iobase |= Z8530_PORT_SLEEP; - - dev->chanA.ctrlio=iobase+1; - dev->chanA.dataio=iobase; - dev->chanB.ctrlio=iobase+3; - dev->chanB.dataio=iobase+2; - - dev->chanA.irqs=&z8530_nop; - dev->chanB.irqs=&z8530_nop; - + + dev->chanA.ctrlio = iobase + 1; + dev->chanA.dataio = iobase; + dev->chanB.ctrlio = iobase + 3; + dev->chanB.dataio = iobase + 2; + + dev->chanA.irqs = &z8530_nop; + dev->chanB.irqs = &z8530_nop; + /* * Assert DTR enable DMA */ - - outb(3|(1<<7), b->iobase+4); - + + outb(3 | (1 << 7), b->iobase + 4); + /* We want a fast IRQ for this device. Actually we'd like an even faster IRQ ;) - This is one driver RtLinux is made for */ - - if(request_irq(irq, &z8530_interrupt, IRQF_DISABLED, "SeaLevel", dev)<0) - { + + if (request_irq(irq, &z8530_interrupt, IRQF_DISABLED, + "SeaLevel", dev) < 0) { printk(KERN_WARNING "sealevel: IRQ %d already in use.\n", irq); - goto fail1_1; + goto err_request_irq; } - - dev->irq=irq; - dev->chanA.private=&b->dev[0]; - dev->chanB.private=&b->dev[1]; - dev->chanA.netdevice=b->dev[0]->pppdev.dev; - dev->chanB.netdevice=b->dev[1]->pppdev.dev; - dev->chanA.dev=dev; - dev->chanB.dev=dev; - - dev->chanA.txdma=3; - dev->chanA.rxdma=1; - if(request_dma(dev->chanA.txdma, "SeaLevel (TX)")!=0) - goto fail; - - if(request_dma(dev->chanA.rxdma, "SeaLevel (RX)")!=0) - goto dmafail; - + + dev->irq = irq; + dev->chanA.private = &b->dev[0]; + dev->chanB.private = &b->dev[1]; + dev->chanA.dev = dev; + dev->chanB.dev = dev; + + dev->chanA.txdma = 3; + dev->chanA.rxdma = 1; + if (request_dma(dev->chanA.txdma, "SeaLevel (TX)")) + goto err_dma_tx; + + if (request_dma(dev->chanA.rxdma, "SeaLevel (RX)")) + goto err_dma_rx; + disable_irq(irq); - + /* * Begin normal initialise */ - - if(z8530_init(dev)!=0) - { + + if (z8530_init(dev) != 0) { printk(KERN_ERR "Z8530 series device not found.\n"); enable_irq(irq); - goto dmafail2; + goto free_hw; } - if(dev->type==Z85C30) - { + if (dev->type == Z85C30) { z8530_channel_load(&dev->chanA, z8530_hdlc_kilostream); z8530_channel_load(&dev->chanB, z8530_hdlc_kilostream); - } - else - { + } else { z8530_channel_load(&dev->chanA, z8530_hdlc_kilostream_85230); z8530_channel_load(&dev->chanB, z8530_hdlc_kilostream_85230); } @@ -370,36 +302,31 @@ static __init struct slvl_board *slvl_init(int iobase, int irq, /* * Now we can take the IRQ */ - + enable_irq(irq); - if (register_netdev(b->dev[0]->pppdev.dev)) - goto dmafail2; - - if (register_netdev(b->dev[1]->pppdev.dev)) - goto fail_unit; + if (slvl_setup(&b->dev[0], iobase, irq)) + goto free_hw; + if (slvl_setup(&b->dev[1], iobase, irq)) + goto free_netdev0; z8530_describe(dev, "I/O", iobase); - dev->active=1; + dev->active = 1; return b; -fail_unit: - unregister_netdev(b->dev[0]->pppdev.dev); - -dmafail2: +free_netdev0: + unregister_hdlc_device(b->dev[0].chan->netdevice); + free_netdev(b->dev[0].chan->netdevice); +free_hw: free_dma(dev->chanA.rxdma); -dmafail: +err_dma_rx: free_dma(dev->chanA.txdma); -fail: +err_dma_tx: free_irq(irq, dev); -fail1_1: - free_netdev(b->dev[1]->pppdev.dev); -fail1_0: - free_netdev(b->dev[0]->pppdev.dev); -fail2: +err_request_irq: kfree(b); -fail3: - release_region(iobase,8); +err_kzalloc: + release_region(iobase, 8); return NULL; } @@ -408,14 +335,14 @@ static void __exit slvl_shutdown(struct slvl_board *b) int u; z8530_shutdown(&b->board); - - for(u=0; u<2; u++) + + for (u = 0; u < 2; u++) { - struct net_device *d = b->dev[u]->pppdev.dev; - unregister_netdev(d); + struct net_device *d = b->dev[u].chan->netdevice; + unregister_hdlc_device(d); free_netdev(d); } - + free_irq(b->board.irq, &b->board); free_dma(b->board.chanA.rxdma); free_dma(b->board.chanA.txdma); @@ -451,10 +378,6 @@ static struct slvl_board *slvl_unit; static int __init slvl_init_module(void) { -#ifdef MODULE - printk(KERN_INFO "SeaLevel Z85230 Synchronous Driver v 0.02.\n"); - printk(KERN_INFO "(c) Copyright 1998, Building Number Three Ltd.\n"); -#endif slvl_unit = slvl_init(io, irq, txdma, rxdma, slow); return slvl_unit ? 0 : -ENODEV; diff --git a/drivers/net/wan/syncppp.c b/drivers/net/wan/syncppp.c index 29b4b94..327d585 100644 --- a/drivers/net/wan/syncppp.c +++ b/drivers/net/wan/syncppp.c @@ -230,13 +230,6 @@ static void sppp_input (struct net_device *dev, struct sk_buff *skb) skb->dev=dev; skb_reset_mac_header(skb); - if (dev->flags & IFF_RUNNING) - { - /* Count received bytes, add FCS and one flag */ - sp->ibytes+= skb->len + 3; - sp->ipkts++; - } - if (!pskb_may_pull(skb, PPP_HEADER_LEN)) { /* Too small packet, drop it. */ if (sp->pp_flags & PP_DEBUG) @@ -832,7 +825,6 @@ static void sppp_cp_send (struct sppp *sp, u16 proto, u8 type, sppp_print_bytes ((u8*) (lh+1), len); printk (">\n"); } - sp->obytes += skb->len; /* Control is high priority so it doesn't get queued behind data */ skb->priority=TC_PRIO_CONTROL; skb->dev = dev; @@ -875,7 +867,6 @@ static void sppp_cisco_send (struct sppp *sp, int type, u32 par1, u32 par2) printk (KERN_WARNING "%s: cisco output: <%xh %xh %xh %xh %xh-%xh>\n", dev->name, ntohl (ch->type), ch->par1, ch->par2, ch->rel, ch->time0, ch->time1); - sp->obytes += skb->len; skb->priority=TC_PRIO_CONTROL; skb->dev = dev; skb_queue_tail(&tx_queue, skb); diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c index 98ef400..243bd8d 100644 --- a/drivers/net/wan/z85230.c +++ b/drivers/net/wan/z85230.c @@ -43,6 +43,7 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> #include <linux/delay.h> +#include <linux/hdlc.h> #include <linux/ioport.h> #include <linux/init.h> #include <asm/dma.h> @@ -51,7 +52,6 @@ #define RT_UNLOCK #include <linux/spinlock.h> -#include <net/syncppp.h> #include "z85230.h" @@ -440,51 +440,46 @@ static void z8530_tx(struct z8530_channel *c) * A status event occurred in PIO synchronous mode. There are several * reasons the chip will bother us here. A transmit underrun means we * failed to feed the chip fast enough and just broke a packet. A DCD - * change is a line up or down. We communicate that back to the protocol - * layer for synchronous PPP to renegotiate. + * change is a line up or down. */ static void z8530_status(struct z8530_channel *chan) { u8 status, altered; - status=read_zsreg(chan, R0); - altered=chan->status^status; - - chan->status=status; - - if(status&TxEOM) - { + status = read_zsreg(chan, R0); + altered = chan->status ^ status; + + chan->status = status; + + if (status & TxEOM) { /* printk("%s: Tx underrun.\n", chan->dev->name); */ - chan->stats.tx_fifo_errors++; + chan->netdevice->stats.tx_fifo_errors++; write_zsctrl(chan, ERR_RES); z8530_tx_done(chan); } - - if(altered&chan->dcdcheck) + + if (altered & chan->dcdcheck) { - if(status&chan->dcdcheck) - { + if (status & chan->dcdcheck) { printk(KERN_INFO "%s: DCD raised\n", chan->dev->name); - write_zsreg(chan, R3, chan->regs[3]|RxENABLE); - if(chan->netdevice && - ((chan->netdevice->type == ARPHRD_HDLC) || - (chan->netdevice->type == ARPHRD_PPP))) - sppp_reopen(chan->netdevice); - } - else - { + write_zsreg(chan, R3, chan->regs[3] | RxENABLE); + if (chan->netdevice) + netif_carrier_on(chan->netdevice); + } else { printk(KERN_INFO "%s: DCD lost\n", chan->dev->name); - write_zsreg(chan, R3, chan->regs[3]&~RxENABLE); + write_zsreg(chan, R3, chan->regs[3] & ~RxENABLE); z8530_flush_fifo(chan); + if (chan->netdevice) + netif_carrier_off(chan->netdevice); } - - } + + } write_zsctrl(chan, RES_EXT_INT); write_zsctrl(chan, RES_H_IUS); } -struct z8530_irqhandler z8530_sync= +struct z8530_irqhandler z8530_sync = { z8530_rx, z8530_tx, @@ -556,8 +551,7 @@ static void z8530_dma_tx(struct z8530_channel *chan) * * A status event occurred on the Z8530. We receive these for two reasons * when in DMA mode. Firstly if we finished a packet transfer we get one - * and kick the next packet out. Secondly we may see a DCD change and - * have to poke the protocol layer. + * and kick the next packet out. Secondly we may see a DCD change. * */ @@ -586,24 +580,21 @@ static void z8530_dma_status(struct z8530_channel *chan) } } - if(altered&chan->dcdcheck) + if (altered & chan->dcdcheck) { - if(status&chan->dcdcheck) - { + if (status & chan->dcdcheck) { printk(KERN_INFO "%s: DCD raised\n", chan->dev->name); - write_zsreg(chan, R3, chan->regs[3]|RxENABLE); - if(chan->netdevice && - ((chan->netdevice->type == ARPHRD_HDLC) || - (chan->netdevice->type == ARPHRD_PPP))) - sppp_reopen(chan->netdevice); - } - else - { + write_zsreg(chan, R3, chan->regs[3] | RxENABLE); + if (chan->netdevice) + netif_carrier_on(chan->netdevice); + } else { printk(KERN_INFO "%s:DCD lost\n", chan->dev->name); - write_zsreg(chan, R3, chan->regs[3]&~RxENABLE); + write_zsreg(chan, R3, chan->regs[3] & ~RxENABLE); z8530_flush_fifo(chan); + if (chan->netdevice) + netif_carrier_off(chan->netdevice); } - } + } write_zsctrl(chan, RES_EXT_INT); write_zsctrl(chan, RES_H_IUS); @@ -1459,10 +1450,10 @@ static void z8530_tx_begin(struct z8530_channel *c) /* * Check if we crapped out. */ - if(get_dma_residue(c->txdma)) + if (get_dma_residue(c->txdma)) { - c->stats.tx_dropped++; - c->stats.tx_fifo_errors++; + c->netdevice->stats.tx_dropped++; + c->netdevice->stats.tx_fifo_errors++; } release_dma_lock(flags); } @@ -1534,21 +1525,21 @@ static void z8530_tx_begin(struct z8530_channel *c) * packet. This code is fairly timing sensitive. * * Called with the register lock held. - */ - + */ + static void z8530_tx_done(struct z8530_channel *c) { struct sk_buff *skb; /* Actually this can happen.*/ - if(c->tx_skb==NULL) + if (c->tx_skb == NULL) return; - skb=c->tx_skb; - c->tx_skb=NULL; + skb = c->tx_skb; + c->tx_skb = NULL; z8530_tx_begin(c); - c->stats.tx_packets++; - c->stats.tx_bytes+=skb->len; + c->netdevice->stats.tx_packets++; + c->netdevice->stats.tx_bytes += skb->len; dev_kfree_skb_irq(skb); } @@ -1558,7 +1549,7 @@ static void z8530_tx_done(struct z8530_channel *c) * @skb: The buffer * * We point the receive handler at this function when idle. Instead - * of syncppp processing the frames we get to throw them away. + * of processing the frames we get to throw them away. */ void z8530_null_rx(struct z8530_channel *c, struct sk_buff *skb) @@ -1635,10 +1626,11 @@ static void z8530_rx_done(struct z8530_channel *c) else /* Can't occur as we dont reenable the DMA irq until after the flip is done */ - printk(KERN_WARNING "%s: DMA flip overrun!\n", c->netdevice->name); - + printk(KERN_WARNING "%s: DMA flip overrun!\n", + c->netdevice->name); + release_dma_lock(flags); - + /* * Shove the old buffer into an sk_buff. We can't DMA * directly into one on a PC - it might be above the 16Mb @@ -1646,27 +1638,23 @@ static void z8530_rx_done(struct z8530_channel *c) * can avoid the copy. Optimisation 2 - make the memcpy * a copychecksum. */ - - skb=dev_alloc_skb(ct); - if(skb==NULL) - { - c->stats.rx_dropped++; - printk(KERN_WARNING "%s: Memory squeeze.\n", c->netdevice->name); - } - else - { + + skb = dev_alloc_skb(ct); + if (skb == NULL) { + c->netdevice->stats.rx_dropped++; + printk(KERN_WARNING "%s: Memory squeeze.\n", + c->netdevice->name); + } else { skb_put(skb, ct); skb_copy_to_linear_data(skb, rxb, ct); - c->stats.rx_packets++; - c->stats.rx_bytes+=ct; + c->netdevice->stats.rx_packets++; + c->netdevice->stats.rx_bytes += ct; } - c->dma_ready=1; - } - else - { - RT_LOCK; - skb=c->skb; - + c->dma_ready = 1; + } else { + RT_LOCK; + skb = c->skb; + /* * The game we play for non DMA is similar. We want to * get the controller set up for the next packet as fast @@ -1677,48 +1665,39 @@ static void z8530_rx_done(struct z8530_channel *c) * if you build a system where the sync irq isnt blocked * by the kernel IRQ disable then you need only block the * sync IRQ for the RT_LOCK area. - * + * */ ct=c->count; - + c->skb = c->skb2; c->count = 0; c->max = c->mtu; - if(c->skb) - { + if (c->skb) { c->dptr = c->skb->data; c->max = c->mtu; - } - else - { - c->count= 0; + } else { + c->count = 0; c->max = 0; } RT_UNLOCK; c->skb2 = dev_alloc_skb(c->mtu); - if(c->skb2==NULL) + if (c->skb2 == NULL) printk(KERN_WARNING "%s: memory squeeze.\n", - c->netdevice->name); + c->netdevice->name); else - { - skb_put(c->skb2,c->mtu); - } - c->stats.rx_packets++; - c->stats.rx_bytes+=ct; - + skb_put(c->skb2, c->mtu); + c->netdevice->stats.rx_packets++; + c->netdevice->stats.rx_bytes += ct; } /* * If we received a frame we must now process it. */ - if(skb) - { + if (skb) { skb_trim(skb, ct); - c->rx_function(c,skb); - } - else - { - c->stats.rx_dropped++; + c->rx_function(c, skb); + } else { + c->netdevice->stats.rx_dropped++; printk(KERN_ERR "%s: Lost a frame\n", c->netdevice->name); } } @@ -1730,7 +1709,7 @@ static void z8530_rx_done(struct z8530_channel *c) * Returns true if the buffer cross a DMA boundary on a PC. The poor * thing can only DMA within a 64K block not across the edges of it. */ - + static inline int spans_boundary(struct sk_buff *skb) { unsigned long a=(unsigned long)skb->data; @@ -1799,24 +1778,6 @@ int z8530_queue_xmit(struct z8530_channel *c, struct sk_buff *skb) EXPORT_SYMBOL(z8530_queue_xmit); -/** - * z8530_get_stats - Get network statistics - * @c: The channel to use - * - * Get the statistics block. We keep the statistics in software as - * the chip doesn't do it for us. - * - * Locking is ignored here - we could lock for a copy but its - * not likely to be that big an issue - */ - -struct net_device_stats *z8530_get_stats(struct z8530_channel *c) -{ - return &c->stats; -} - -EXPORT_SYMBOL(z8530_get_stats); - /* * Module support */ diff --git a/drivers/net/wan/z85230.h b/drivers/net/wan/z85230.h index 158aea7..4f37239 100644 --- a/drivers/net/wan/z85230.h +++ b/drivers/net/wan/z85230.h @@ -325,7 +325,6 @@ struct z8530_channel void *private; /* For our owner */ struct net_device *netdevice; /* Network layer device */ - struct net_device_stats stats; /* Network layer statistics */ /* * Async features @@ -366,13 +365,13 @@ struct z8530_channel unsigned char tx_active; /* character is being xmitted */ unsigned char tx_stopped; /* output is suspended */ - spinlock_t *lock; /* Devicr lock */ -}; + spinlock_t *lock; /* Device lock */ +}; /* * Each Z853x0 device. - */ - + */ + struct z8530_dev { char *name; /* Device instance name */ @@ -408,7 +407,6 @@ extern int z8530_sync_txdma_open(struct net_device *, struct z8530_channel *); extern int z8530_sync_txdma_close(struct net_device *, struct z8530_channel *); extern int z8530_channel_load(struct z8530_channel *, u8 *); extern int z8530_queue_xmit(struct z8530_channel *c, struct sk_buff *skb); -extern struct net_device_stats *z8530_get_stats(struct z8530_channel *c); extern void z8530_null_rx(struct z8530_channel *c, struct sk_buff *skb); |
