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path: root/drivers/net/sgiseeq.c
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Diffstat (limited to 'drivers/net/sgiseeq.c')
-rw-r--r--drivers/net/sgiseeq.c37
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c
index 9bc3b1c0dd6a..a4614df38a90 100644
--- a/drivers/net/sgiseeq.c
+++ b/drivers/net/sgiseeq.c
@@ -32,8 +32,6 @@
32 32
33#include "sgiseeq.h" 33#include "sgiseeq.h"
34 34
35static char *version = "sgiseeq.c: David S. Miller (dm@engr.sgi.com)\n";
36
37static char *sgiseeqstr = "SGI Seeq8003"; 35static char *sgiseeqstr = "SGI Seeq8003";
38 36
39/* 37/*
@@ -113,9 +111,9 @@ static struct net_device *root_sgiseeq_dev;
113 111
114static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs) 112static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs)
115{ 113{
116 hregs->rx_reset = HPC3_ERXRST_CRESET | HPC3_ERXRST_CLRIRQ; 114 hregs->reset = HPC3_ERST_CRESET | HPC3_ERST_CLRIRQ;
117 udelay(20); 115 udelay(20);
118 hregs->rx_reset = 0; 116 hregs->reset = 0;
119} 117}
120 118
121static inline void reset_hpc3_and_seeq(struct hpc3_ethregs *hregs, 119static inline void reset_hpc3_and_seeq(struct hpc3_ethregs *hregs,
@@ -252,7 +250,6 @@ void sgiseeq_dump_rings(void)
252 250
253#define TSTAT_INIT_SEEQ (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF) 251#define TSTAT_INIT_SEEQ (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF)
254#define TSTAT_INIT_EDLC ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2) 252#define TSTAT_INIT_EDLC ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2)
255#define RDMACFG_INIT (HPC3_ERXDCFG_FRXDC | HPC3_ERXDCFG_FEOP | HPC3_ERXDCFG_FIRQ)
256 253
257static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, 254static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp,
258 struct sgiseeq_regs *sregs) 255 struct sgiseeq_regs *sregs)
@@ -274,8 +271,6 @@ static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp,
274 sregs->tstat = TSTAT_INIT_SEEQ; 271 sregs->tstat = TSTAT_INIT_SEEQ;
275 } 272 }
276 273
277 hregs->rx_dconfig |= RDMACFG_INIT;
278
279 hregs->rx_ndptr = CPHYSADDR(sp->rx_desc); 274 hregs->rx_ndptr = CPHYSADDR(sp->rx_desc);
280 hregs->tx_ndptr = CPHYSADDR(sp->tx_desc); 275 hregs->tx_ndptr = CPHYSADDR(sp->tx_desc);
281 276
@@ -446,7 +441,7 @@ static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id, struct pt_regs *regs
446 spin_lock(&sp->tx_lock); 441 spin_lock(&sp->tx_lock);
447 442
448 /* Ack the IRQ and set software state. */ 443 /* Ack the IRQ and set software state. */
449 hregs->rx_reset = HPC3_ERXRST_CLRIRQ; 444 hregs->reset = HPC3_ERST_CLRIRQ;
450 445
451 /* Always check for received packets. */ 446 /* Always check for received packets. */
452 sgiseeq_rx(dev, sp, hregs, sregs); 447 sgiseeq_rx(dev, sp, hregs, sregs);
@@ -493,11 +488,13 @@ static int sgiseeq_close(struct net_device *dev)
493{ 488{
494 struct sgiseeq_private *sp = netdev_priv(dev); 489 struct sgiseeq_private *sp = netdev_priv(dev);
495 struct sgiseeq_regs *sregs = sp->sregs; 490 struct sgiseeq_regs *sregs = sp->sregs;
491 unsigned int irq = dev->irq;
496 492
497 netif_stop_queue(dev); 493 netif_stop_queue(dev);
498 494
499 /* Shutdown the Seeq. */ 495 /* Shutdown the Seeq. */
500 reset_hpc3_and_seeq(sp->hregs, sregs); 496 reset_hpc3_and_seeq(sp->hregs, sregs);
497 free_irq(irq, dev);
501 498
502 return 0; 499 return 0;
503} 500}
@@ -644,7 +641,7 @@ static inline void setup_rx_ring(struct sgiseeq_rx_desc *buf, int nbufs)
644 641
645#define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf)) 642#define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf))
646 643
647static int sgiseeq_init(struct hpc3_regs* regs, int irq) 644static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq)
648{ 645{
649 struct sgiseeq_init_block *sr; 646 struct sgiseeq_init_block *sr;
650 struct sgiseeq_private *sp; 647 struct sgiseeq_private *sp;
@@ -680,8 +677,8 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq)
680 gpriv = sp; 677 gpriv = sp;
681 gdev = dev; 678 gdev = dev;
682#endif 679#endif
683 sp->sregs = (struct sgiseeq_regs *) &hpc3c0->eth_ext[0]; 680 sp->sregs = (struct sgiseeq_regs *) &hpcregs->eth_ext[0];
684 sp->hregs = &hpc3c0->ethregs; 681 sp->hregs = &hpcregs->ethregs;
685 sp->name = sgiseeqstr; 682 sp->name = sgiseeqstr;
686 sp->mode = SEEQ_RCMD_RBCAST; 683 sp->mode = SEEQ_RCMD_RBCAST;
687 684
@@ -698,6 +695,11 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq)
698 setup_rx_ring(sp->rx_desc, SEEQ_RX_BUFFERS); 695 setup_rx_ring(sp->rx_desc, SEEQ_RX_BUFFERS);
699 setup_tx_ring(sp->tx_desc, SEEQ_TX_BUFFERS); 696 setup_tx_ring(sp->tx_desc, SEEQ_TX_BUFFERS);
700 697
698 /* Setup PIO and DMA transfer timing */
699 sp->hregs->pconfig = 0x161;
700 sp->hregs->dconfig = HPC3_EDCFG_FIRQ | HPC3_EDCFG_FEOP |
701 HPC3_EDCFG_FRXDC | HPC3_EDCFG_PTO | 0x026;
702
701 /* Reset the chip. */ 703 /* Reset the chip. */
702 hpc3_eth_reset(sp->hregs); 704 hpc3_eth_reset(sp->hregs);
703 705
@@ -724,7 +726,7 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq)
724 goto err_out_free_page; 726 goto err_out_free_page;
725 } 727 }
726 728
727 printk(KERN_INFO "%s: SGI Seeq8003 ", dev->name); 729 printk(KERN_INFO "%s: %s ", dev->name, sgiseeqstr);
728 for (i = 0; i < 6; i++) 730 for (i = 0; i < 6; i++)
729 printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); 731 printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':');
730 732
@@ -734,7 +736,7 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq)
734 return 0; 736 return 0;
735 737
736err_out_free_page: 738err_out_free_page:
737 free_page((unsigned long) sp); 739 free_page((unsigned long) sp->srings);
738err_out_free_dev: 740err_out_free_dev:
739 kfree(dev); 741 kfree(dev);
740 742
@@ -744,8 +746,6 @@ err_out:
744 746
745static int __init sgiseeq_probe(void) 747static int __init sgiseeq_probe(void)
746{ 748{
747 printk(version);
748
749 /* On board adapter on 1st HPC is always present */ 749 /* On board adapter on 1st HPC is always present */
750 return sgiseeq_init(hpc3c0, SGI_ENET_IRQ); 750 return sgiseeq_init(hpc3c0, SGI_ENET_IRQ);
751} 751}
@@ -754,15 +754,12 @@ static void __exit sgiseeq_exit(void)
754{ 754{
755 struct net_device *next, *dev; 755 struct net_device *next, *dev;
756 struct sgiseeq_private *sp; 756 struct sgiseeq_private *sp;
757 int irq;
758 757
759 for (dev = root_sgiseeq_dev; dev; dev = next) { 758 for (dev = root_sgiseeq_dev; dev; dev = next) {
760 sp = (struct sgiseeq_private *) netdev_priv(dev); 759 sp = (struct sgiseeq_private *) netdev_priv(dev);
761 next = sp->next_module; 760 next = sp->next_module;
762 irq = dev->irq;
763 unregister_netdev(dev); 761 unregister_netdev(dev);
764 free_irq(irq, dev); 762 free_page((unsigned long) sp->srings);
765 free_page((unsigned long) sp);
766 free_netdev(dev); 763 free_netdev(dev);
767 } 764 }
768} 765}
@@ -770,4 +767,6 @@ static void __exit sgiseeq_exit(void)
770module_init(sgiseeq_probe); 767module_init(sgiseeq_probe);
771module_exit(sgiseeq_exit); 768module_exit(sgiseeq_exit);
772 769
770MODULE_DESCRIPTION("SGI Seeq 8003 driver");
771MODULE_AUTHOR("Linux/MIPS Mailing List <linux-mips@linux-mips.org>");
773MODULE_LICENSE("GPL"); 772MODULE_LICENSE("GPL");