X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fnet%2Fsgiseeq.c;h=a833e7f9757f4b12757f9229e8aa127b9527172d;hb=refs%2Fheads%2Fvserver;hp=9bc3b1c0dd6a27e280650b5ff99d382baf5adc6f;hpb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;p=linux-2.6.git diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c index 9bc3b1c0d..a833e7f97 100644 --- a/drivers/net/sgiseeq.c +++ b/drivers/net/sgiseeq.c @@ -3,6 +3,9 @@ * * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) */ + +#undef DEBUG + #include #include #include @@ -32,8 +35,6 @@ #include "sgiseeq.h" -static char *version = "sgiseeq.c: David S. Miller (dm@engr.sgi.com)\n"; - static char *sgiseeqstr = "SGI Seeq8003"; /* @@ -61,8 +62,6 @@ static char *sgiseeqstr = "SGI Seeq8003"; sp->tx_old + (SEEQ_TX_BUFFERS - 1) - sp->tx_new : \ sp->tx_old - sp->tx_new - 1) -#define DEBUG - struct sgiseeq_rx_desc { volatile struct hpc_dma_desc rdma; volatile signed int buf_vaddr; @@ -113,9 +112,9 @@ static struct net_device *root_sgiseeq_dev; static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs) { - hregs->rx_reset = HPC3_ERXRST_CRESET | HPC3_ERXRST_CLRIRQ; + hregs->reset = HPC3_ERST_CRESET | HPC3_ERST_CLRIRQ; udelay(20); - hregs->rx_reset = 0; + hregs->reset = 0; } static inline void reset_hpc3_and_seeq(struct hpc3_ethregs *hregs, @@ -211,7 +210,7 @@ static int seeq_init_ring(struct net_device *dev) static struct sgiseeq_private *gpriv; static struct net_device *gdev; -void sgiseeq_dump_rings(void) +static void sgiseeq_dump_rings(void) { static int once; struct sgiseeq_rx_desc *r = gpriv->rx_desc; @@ -252,7 +251,6 @@ void sgiseeq_dump_rings(void) #define TSTAT_INIT_SEEQ (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF) #define TSTAT_INIT_EDLC ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2) -#define RDMACFG_INIT (HPC3_ERXDCFG_FRXDC | HPC3_ERXDCFG_FEOP | HPC3_ERXDCFG_FIRQ) static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, struct sgiseeq_regs *sregs) @@ -274,8 +272,6 @@ static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, sregs->tstat = TSTAT_INIT_SEEQ; } - hregs->rx_dconfig |= RDMACFG_INIT; - hregs->rx_ndptr = CPHYSADDR(sp->rx_desc); hregs->tx_ndptr = CPHYSADDR(sp->tx_desc); @@ -316,9 +312,9 @@ static inline void sgiseeq_rx(struct net_device *dev, struct sgiseeq_private *sp struct sgiseeq_regs *sregs) { struct sgiseeq_rx_desc *rd; - struct sk_buff *skb = 0; + struct sk_buff *skb = NULL; unsigned char pkt_status; - unsigned char *pkt_pointer = 0; + unsigned char *pkt_pointer = NULL; int len = 0; unsigned int orig_end = PREV_RX(sp->rx_new); @@ -436,7 +432,7 @@ static inline void sgiseeq_tx(struct net_device *dev, struct sgiseeq_private *sp } } -static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id) { struct net_device *dev = (struct net_device *) dev_id; struct sgiseeq_private *sp = netdev_priv(dev); @@ -446,7 +442,7 @@ static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id, struct pt_regs *regs spin_lock(&sp->tx_lock); /* Ack the IRQ and set software state. */ - hregs->rx_reset = HPC3_ERXRST_CLRIRQ; + hregs->reset = HPC3_ERST_CLRIRQ; /* Always check for received packets. */ sgiseeq_rx(dev, sp, hregs, sregs); @@ -493,11 +489,13 @@ static int sgiseeq_close(struct net_device *dev) { struct sgiseeq_private *sp = netdev_priv(dev); struct sgiseeq_regs *sregs = sp->sregs; + unsigned int irq = dev->irq; netif_stop_queue(dev); /* Shutdown the Seeq. */ reset_hpc3_and_seeq(sp->hregs, sregs); + free_irq(irq, dev); return 0; } @@ -518,12 +516,6 @@ static inline int sgiseeq_reset(struct net_device *dev) return 0; } -void sgiseeq_my_reset(void) -{ - printk("RESET!\n"); - sgiseeq_reset(gdev); -} - static int sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct sgiseeq_private *sp = netdev_priv(dev); @@ -644,7 +636,7 @@ static inline void setup_rx_ring(struct sgiseeq_rx_desc *buf, int nbufs) #define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf)) -static int sgiseeq_init(struct hpc3_regs* regs, int irq) +static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq) { struct sgiseeq_init_block *sr; struct sgiseeq_private *sp; @@ -680,8 +672,8 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) gpriv = sp; gdev = dev; #endif - sp->sregs = (struct sgiseeq_regs *) &hpc3c0->eth_ext[0]; - sp->hregs = &hpc3c0->ethregs; + sp->sregs = (struct sgiseeq_regs *) &hpcregs->eth_ext[0]; + sp->hregs = &hpcregs->ethregs; sp->name = sgiseeqstr; sp->mode = SEEQ_RCMD_RBCAST; @@ -698,6 +690,11 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) setup_rx_ring(sp->rx_desc, SEEQ_RX_BUFFERS); setup_tx_ring(sp->tx_desc, SEEQ_TX_BUFFERS); + /* Setup PIO and DMA transfer timing */ + sp->hregs->pconfig = 0x161; + sp->hregs->dconfig = HPC3_EDCFG_FIRQ | HPC3_EDCFG_FEOP | + HPC3_EDCFG_FRXDC | HPC3_EDCFG_PTO | 0x026; + /* Reset the chip. */ hpc3_eth_reset(sp->hregs); @@ -724,7 +721,7 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) goto err_out_free_page; } - printk(KERN_INFO "%s: SGI Seeq8003 ", dev->name); + printk(KERN_INFO "%s: %s ", dev->name, sgiseeqstr); for (i = 0; i < 6; i++) printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); @@ -734,7 +731,7 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) return 0; err_out_free_page: - free_page((unsigned long) sp); + free_page((unsigned long) sp->srings); err_out_free_dev: kfree(dev); @@ -744,8 +741,6 @@ err_out: static int __init sgiseeq_probe(void) { - printk(version); - /* On board adapter on 1st HPC is always present */ return sgiseeq_init(hpc3c0, SGI_ENET_IRQ); } @@ -754,15 +749,12 @@ static void __exit sgiseeq_exit(void) { struct net_device *next, *dev; struct sgiseeq_private *sp; - int irq; for (dev = root_sgiseeq_dev; dev; dev = next) { sp = (struct sgiseeq_private *) netdev_priv(dev); next = sp->next_module; - irq = dev->irq; unregister_netdev(dev); - free_irq(irq, dev); - free_page((unsigned long) sp); + free_page((unsigned long) sp->srings); free_netdev(dev); } } @@ -770,4 +762,6 @@ static void __exit sgiseeq_exit(void) module_init(sgiseeq_probe); module_exit(sgiseeq_exit); +MODULE_DESCRIPTION("SGI Seeq 8003 driver"); +MODULE_AUTHOR("Linux/MIPS Mailing List "); MODULE_LICENSE("GPL");