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https://github.com/AsahiLinux/u-boot
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pcnet: code style cleanup
Fix up the code to match Documentation/CodingStyle. This is mostly removing extraneous spaces. No functional change is intended. Signed-off-by: Paul Burton <paul.burton@imgtec.com>
This commit is contained in:
Paul Burton
Daniel Schwierzeck
parent
fa476f75bf
commit
6011dabd0a
1 changed files with 123 additions and 125 deletions
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@ -89,39 +89,39 @@ static pcnet_priv_t *lp;
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#define PCNET_RESET 0x14
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#define PCNET_BDP 0x16
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static u16 pcnet_read_csr (struct eth_device *dev, int index)
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static u16 pcnet_read_csr(struct eth_device *dev, int index)
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{
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outw (index, dev->iobase + PCNET_RAP);
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return inw (dev->iobase + PCNET_RDP);
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outw(index, dev->iobase + PCNET_RAP);
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return inw(dev->iobase + PCNET_RDP);
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}
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static void pcnet_write_csr (struct eth_device *dev, int index, u16 val)
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static void pcnet_write_csr(struct eth_device *dev, int index, u16 val)
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{
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outw (index, dev->iobase + PCNET_RAP);
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outw (val, dev->iobase + PCNET_RDP);
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outw(index, dev->iobase + PCNET_RAP);
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outw(val, dev->iobase + PCNET_RDP);
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}
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static u16 pcnet_read_bcr (struct eth_device *dev, int index)
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static u16 pcnet_read_bcr(struct eth_device *dev, int index)
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{
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outw (index, dev->iobase + PCNET_RAP);
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return inw (dev->iobase + PCNET_BDP);
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outw(index, dev->iobase + PCNET_RAP);
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return inw(dev->iobase + PCNET_BDP);
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}
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static void pcnet_write_bcr (struct eth_device *dev, int index, u16 val)
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static void pcnet_write_bcr(struct eth_device *dev, int index, u16 val)
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{
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outw (index, dev->iobase + PCNET_RAP);
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outw (val, dev->iobase + PCNET_BDP);
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outw(index, dev->iobase + PCNET_RAP);
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outw(val, dev->iobase + PCNET_BDP);
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}
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static void pcnet_reset (struct eth_device *dev)
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static void pcnet_reset(struct eth_device *dev)
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{
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inw (dev->iobase + PCNET_RESET);
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inw(dev->iobase + PCNET_RESET);
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}
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static int pcnet_check (struct eth_device *dev)
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static int pcnet_check(struct eth_device *dev)
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{
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outw (88, dev->iobase + PCNET_RAP);
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return (inw (dev->iobase + PCNET_RAP) == 88);
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outw(88, dev->iobase + PCNET_RAP);
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return inw(dev->iobase + PCNET_RAP) == 88;
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}
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static int pcnet_init (struct eth_device *dev, bd_t * bis);
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@ -139,63 +139,64 @@ static struct pci_device_id supported[] = {
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};
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int pcnet_initialize (bd_t * bis)
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int pcnet_initialize(bd_t *bis)
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{
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pci_dev_t devbusfn;
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struct eth_device *dev;
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u16 command, status;
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int dev_nr = 0;
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PCNET_DEBUG1 ("\npcnet_initialize...\n");
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PCNET_DEBUG1("\npcnet_initialize...\n");
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for (dev_nr = 0;; dev_nr++) {
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/*
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* Find the PCnet PCI device(s).
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*/
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if ((devbusfn = pci_find_devices (supported, dev_nr)) < 0) {
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devbusfn = pci_find_devices(supported, dev_nr);
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if (devbusfn < 0)
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break;
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}
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/*
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* Allocate and pre-fill the device structure.
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*/
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dev = (struct eth_device *) malloc (sizeof *dev);
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dev = (struct eth_device *)malloc(sizeof(*dev));
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if (!dev) {
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printf("pcnet: Can not allocate memory\n");
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break;
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}
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memset(dev, 0, sizeof(*dev));
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dev->priv = (void *) devbusfn;
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sprintf (dev->name, "pcnet#%d", dev_nr);
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dev->priv = (void *)devbusfn;
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sprintf(dev->name, "pcnet#%d", dev_nr);
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/*
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* Setup the PCI device.
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*/
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pci_read_config_dword (devbusfn, PCI_BASE_ADDRESS_0,
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(unsigned int *) &dev->iobase);
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dev->iobase=pci_io_to_phys (devbusfn, dev->iobase);
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pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0,
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(unsigned int *)&dev->iobase);
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dev->iobase = pci_io_to_phys(devbusfn, dev->iobase);
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dev->iobase &= ~0xf;
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PCNET_DEBUG1 ("%s: devbusfn=0x%x iobase=0x%x: ",
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dev->name, devbusfn, dev->iobase);
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PCNET_DEBUG1("%s: devbusfn=0x%x iobase=0x%x: ",
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dev->name, devbusfn, dev->iobase);
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command = PCI_COMMAND_IO | PCI_COMMAND_MASTER;
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pci_write_config_word (devbusfn, PCI_COMMAND, command);
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pci_read_config_word (devbusfn, PCI_COMMAND, &status);
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pci_write_config_word(devbusfn, PCI_COMMAND, command);
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pci_read_config_word(devbusfn, PCI_COMMAND, &status);
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if ((status & command) != command) {
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printf ("%s: Couldn't enable IO access or Bus Mastering\n", dev->name);
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free (dev);
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printf("%s: Couldn't enable IO access or Bus Mastering\n",
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dev->name);
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free(dev);
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continue;
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}
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pci_write_config_byte (devbusfn, PCI_LATENCY_TIMER, 0x40);
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pci_write_config_byte(devbusfn, PCI_LATENCY_TIMER, 0x40);
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/*
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* Probe the PCnet chip.
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*/
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if (pcnet_probe (dev, bis, dev_nr) < 0) {
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free (dev);
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if (pcnet_probe(dev, bis, dev_nr) < 0) {
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free(dev);
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continue;
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}
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@ -207,15 +208,15 @@ int pcnet_initialize (bd_t * bis)
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dev->send = pcnet_send;
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dev->recv = pcnet_recv;
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eth_register (dev);
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eth_register(dev);
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}
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udelay (10 * 1000);
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udelay(10 * 1000);
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return dev_nr;
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}
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static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_nr)
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static int pcnet_probe(struct eth_device *dev, bd_t *bis, int dev_nr)
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{
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int chip_version;
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char *chipname;
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@ -225,17 +226,17 @@ static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_nr)
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#endif
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/* Reset the PCnet controller */
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pcnet_reset (dev);
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pcnet_reset(dev);
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/* Check if register access is working */
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if (pcnet_read_csr (dev, 0) != 4 || !pcnet_check (dev)) {
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printf ("%s: CSR register access check failed\n", dev->name);
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if (pcnet_read_csr(dev, 0) != 4 || !pcnet_check(dev)) {
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printf("%s: CSR register access check failed\n", dev->name);
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return -1;
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}
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/* Identify the chip */
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chip_version =
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pcnet_read_csr (dev, 88) | (pcnet_read_csr (dev, 89) << 16);
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pcnet_read_csr(dev, 88) | (pcnet_read_csr(dev, 89) << 16);
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if ((chip_version & 0xfff) != 0x003)
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return -1;
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chip_version = (chip_version >> 12) & 0xffff;
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@ -254,12 +255,12 @@ static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_nr)
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break;
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#endif
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default:
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printf ("%s: PCnet version %#x not supported\n",
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dev->name, chip_version);
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printf("%s: PCnet version %#x not supported\n",
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dev->name, chip_version);
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return -1;
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}
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PCNET_DEBUG1 ("AMD %s\n", chipname);
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PCNET_DEBUG1("AMD %s\n", chipname);
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#ifdef PCNET_HAS_PROM
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/*
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@ -270,7 +271,7 @@ static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_nr)
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for (i = 0; i < 3; i++) {
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unsigned int val;
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val = pcnet_read_csr (dev, i + 12) & 0x0ffff;
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val = pcnet_read_csr(dev, i + 12) & 0x0ffff;
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/* There may be endianness issues here. */
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dev->enetaddr[2 * i] = val & 0x0ff;
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dev->enetaddr[2 * i + 1] = (val >> 8) & 0x0ff;
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@ -280,35 +281,35 @@ static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_nr)
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return 0;
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}
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static int pcnet_init (struct eth_device *dev, bd_t * bis)
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static int pcnet_init(struct eth_device *dev, bd_t *bis)
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{
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int i, val;
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u32 addr;
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PCNET_DEBUG1 ("%s: pcnet_init...\n", dev->name);
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PCNET_DEBUG1("%s: pcnet_init...\n", dev->name);
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/* Switch pcnet to 32bit mode */
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pcnet_write_bcr (dev, 20, 2);
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pcnet_write_bcr(dev, 20, 2);
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#ifdef CONFIG_PN62
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/* Setup LED registers */
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val = pcnet_read_bcr (dev, 2) | 0x1000;
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pcnet_write_bcr (dev, 2, val); /* enable LEDPE */
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pcnet_write_bcr (dev, 4, 0x5080); /* 100MBit */
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pcnet_write_bcr (dev, 5, 0x40c0); /* LNKSE */
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pcnet_write_bcr (dev, 6, 0x4090); /* TX Activity */
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pcnet_write_bcr (dev, 7, 0x4084); /* RX Activity */
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val = pcnet_read_bcr(dev, 2) | 0x1000;
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pcnet_write_bcr(dev, 2, val); /* enable LEDPE */
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pcnet_write_bcr(dev, 4, 0x5080); /* 100MBit */
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pcnet_write_bcr(dev, 5, 0x40c0); /* LNKSE */
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pcnet_write_bcr(dev, 6, 0x4090); /* TX Activity */
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pcnet_write_bcr(dev, 7, 0x4084); /* RX Activity */
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#endif
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/* Set/reset autoselect bit */
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val = pcnet_read_bcr (dev, 2) & ~2;
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val = pcnet_read_bcr(dev, 2) & ~2;
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val |= 2;
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pcnet_write_bcr (dev, 2, val);
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pcnet_write_bcr(dev, 2, val);
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/* Enable auto negotiate, setup, disable fd */
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val = pcnet_read_bcr (dev, 32) & ~0x98;
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val = pcnet_read_bcr(dev, 32) & ~0x98;
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val |= 0x20;
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pcnet_write_bcr (dev, 32, val);
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pcnet_write_bcr(dev, 32, val);
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/*
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* We only maintain one structure because the drivers will never
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@ -316,12 +317,12 @@ static int pcnet_init (struct eth_device *dev, bd_t * bis)
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* must be aligned on 16-byte boundaries.
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*/
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if (lp == NULL) {
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addr = (u32) malloc (sizeof (pcnet_priv_t) + 0x10);
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addr = (u32)malloc(sizeof(pcnet_priv_t) + 0x10);
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addr = (addr + 0xf) & ~0xf;
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lp = (pcnet_priv_t *) addr;
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lp = (pcnet_priv_t *)addr;
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}
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lp->init_block.mode = cpu_to_le16 (0x0000);
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lp->init_block.mode = cpu_to_le16(0x0000);
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lp->init_block.filter[0] = 0x00000000;
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lp->init_block.filter[1] = 0x00000000;
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@ -330,9 +331,9 @@ static int pcnet_init (struct eth_device *dev, bd_t * bis)
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*/
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lp->cur_rx = 0;
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for (i = 0; i < RX_RING_SIZE; i++) {
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lp->rx_ring[i].base = PCI_TO_MEM_LE (dev, lp->rx_buf[i]);
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lp->rx_ring[i].buf_length = cpu_to_le16 (-PKT_BUF_SZ);
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lp->rx_ring[i].status = cpu_to_le16 (0x8000);
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lp->rx_ring[i].base = PCI_TO_MEM_LE(dev, lp->rx_buf[i]);
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lp->rx_ring[i].buf_length = cpu_to_le16(-PKT_BUF_SZ);
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lp->rx_ring[i].status = cpu_to_le16(0x8000);
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PCNET_DEBUG1
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("Rx%d: base=0x%x buf_length=0x%hx status=0x%hx\n", i,
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lp->rx_ring[i].base, lp->rx_ring[i].buf_length,
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@ -352,48 +353,48 @@ static int pcnet_init (struct eth_device *dev, bd_t * bis)
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/*
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* Setup Init Block.
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*/
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PCNET_DEBUG1 ("Init block at 0x%p: MAC", &lp->init_block);
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PCNET_DEBUG1("Init block at 0x%p: MAC", &lp->init_block);
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for (i = 0; i < 6; i++) {
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lp->init_block.phys_addr[i] = dev->enetaddr[i];
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PCNET_DEBUG1 (" %02x", lp->init_block.phys_addr[i]);
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PCNET_DEBUG1(" %02x", lp->init_block.phys_addr[i]);
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}
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lp->init_block.tlen_rlen = cpu_to_le16 (TX_RING_LEN_BITS |
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RX_RING_LEN_BITS);
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lp->init_block.rx_ring = PCI_TO_MEM_LE (dev, lp->rx_ring);
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lp->init_block.tx_ring = PCI_TO_MEM_LE (dev, lp->tx_ring);
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lp->init_block.tlen_rlen = cpu_to_le16(TX_RING_LEN_BITS |
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RX_RING_LEN_BITS);
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lp->init_block.rx_ring = PCI_TO_MEM_LE(dev, lp->rx_ring);
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lp->init_block.tx_ring = PCI_TO_MEM_LE(dev, lp->tx_ring);
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PCNET_DEBUG1 ("\ntlen_rlen=0x%x rx_ring=0x%x tx_ring=0x%x\n",
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lp->init_block.tlen_rlen,
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lp->init_block.rx_ring, lp->init_block.tx_ring);
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PCNET_DEBUG1("\ntlen_rlen=0x%x rx_ring=0x%x tx_ring=0x%x\n",
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lp->init_block.tlen_rlen,
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lp->init_block.rx_ring, lp->init_block.tx_ring);
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/*
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* Tell the controller where the Init Block is located.
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*/
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addr = PCI_TO_MEM (dev, &lp->init_block);
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pcnet_write_csr (dev, 1, addr & 0xffff);
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pcnet_write_csr (dev, 2, (addr >> 16) & 0xffff);
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addr = PCI_TO_MEM(dev, &lp->init_block);
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pcnet_write_csr(dev, 1, addr & 0xffff);
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pcnet_write_csr(dev, 2, (addr >> 16) & 0xffff);
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pcnet_write_csr (dev, 4, 0x0915);
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pcnet_write_csr (dev, 0, 0x0001); /* start */
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pcnet_write_csr(dev, 4, 0x0915);
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pcnet_write_csr(dev, 0, 0x0001); /* start */
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/* Wait for Init Done bit */
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for (i = 10000; i > 0; i--) {
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if (pcnet_read_csr (dev, 0) & 0x0100)
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if (pcnet_read_csr(dev, 0) & 0x0100)
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break;
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udelay (10);
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udelay(10);
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}
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if (i <= 0) {
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printf ("%s: TIMEOUT: controller init failed\n", dev->name);
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pcnet_reset (dev);
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printf("%s: TIMEOUT: controller init failed\n", dev->name);
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pcnet_reset(dev);
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return -1;
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}
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/*
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* Finally start network controller operation.
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*/
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pcnet_write_csr (dev, 0, 0x0002);
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pcnet_write_csr(dev, 0, 0x0002);
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return 0;
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}
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@ -403,20 +404,20 @@ static int pcnet_send(struct eth_device *dev, void *packet, int pkt_len)
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int i, status;
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struct pcnet_tx_head *entry = &lp->tx_ring[lp->cur_tx];
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PCNET_DEBUG2 ("Tx%d: %d bytes from 0x%p ", lp->cur_tx, pkt_len,
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packet);
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PCNET_DEBUG2("Tx%d: %d bytes from 0x%p ", lp->cur_tx, pkt_len,
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packet);
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/* Wait for completion by testing the OWN bit */
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for (i = 1000; i > 0; i--) {
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status = le16_to_cpu (entry->status);
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status = le16_to_cpu(entry->status);
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if ((status & 0x8000) == 0)
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break;
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udelay (100);
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PCNET_DEBUG2 (".");
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udelay(100);
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PCNET_DEBUG2(".");
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}
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if (i <= 0) {
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printf ("%s: TIMEOUT: Tx%d failed (status = 0x%x)\n",
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dev->name, lp->cur_tx, status);
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printf("%s: TIMEOUT: Tx%d failed (status = 0x%x)\n",
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dev->name, lp->cur_tx, status);
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pkt_len = 0;
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goto failure;
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}
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@ -426,19 +427,19 @@ static int pcnet_send(struct eth_device *dev, void *packet, int pkt_len)
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* set the status with the "ownership" bits last.
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*/
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status = 0x8300;
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entry->length = le16_to_cpu (-pkt_len);
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entry->length = le16_to_cpu(-pkt_len);
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entry->misc = 0x00000000;
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entry->base = PCI_TO_MEM_LE (dev, packet);
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entry->status = le16_to_cpu (status);
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entry->base = PCI_TO_MEM_LE(dev, packet);
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entry->status = le16_to_cpu(status);
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||||
|
||||
/* Trigger an immediate send poll. */
|
||||
pcnet_write_csr (dev, 0, 0x0008);
|
||||
pcnet_write_csr(dev, 0, 0x0008);
|
||||
|
||||
failure:
|
||||
if (++lp->cur_tx >= TX_RING_SIZE)
|
||||
lp->cur_tx = 0;
|
||||
|
||||
PCNET_DEBUG2 ("done\n");
|
||||
PCNET_DEBUG2("done\n");
|
||||
return pkt_len;
|
||||
}
|
||||
|
||||
|
|
@ -453,40 +454,38 @@ static int pcnet_recv (struct eth_device *dev)
|
|||
/*
|
||||
* If we own the next entry, it's a new packet. Send it up.
|
||||
*/
|
||||
if (((status = le16_to_cpu (entry->status)) & 0x8000) != 0) {
|
||||
status = le16_to_cpu(entry->status);
|
||||
if ((status & 0x8000) != 0)
|
||||
break;
|
||||
}
|
||||
status >>= 8;
|
||||
|
||||
if (status != 0x03) { /* There was an error. */
|
||||
|
||||
printf ("%s: Rx%d", dev->name, lp->cur_rx);
|
||||
PCNET_DEBUG1 (" (status=0x%x)", status);
|
||||
printf("%s: Rx%d", dev->name, lp->cur_rx);
|
||||
PCNET_DEBUG1(" (status=0x%x)", status);
|
||||
if (status & 0x20)
|
||||
printf (" Frame");
|
||||
printf(" Frame");
|
||||
if (status & 0x10)
|
||||
printf (" Overflow");
|
||||
printf(" Overflow");
|
||||
if (status & 0x08)
|
||||
printf (" CRC");
|
||||
printf(" CRC");
|
||||
if (status & 0x04)
|
||||
printf (" Fifo");
|
||||
printf (" Error\n");
|
||||
entry->status &= le16_to_cpu (0x03ff);
|
||||
printf(" Fifo");
|
||||
printf(" Error\n");
|
||||
entry->status &= le16_to_cpu(0x03ff);
|
||||
|
||||
} else {
|
||||
|
||||
pkt_len =
|
||||
(le32_to_cpu (entry->msg_length) & 0xfff) - 4;
|
||||
pkt_len = (le32_to_cpu(entry->msg_length) & 0xfff) - 4;
|
||||
if (pkt_len < 60) {
|
||||
printf ("%s: Rx%d: invalid packet length %d\n", dev->name, lp->cur_rx, pkt_len);
|
||||
printf("%s: Rx%d: invalid packet length %d\n",
|
||||
dev->name, lp->cur_rx, pkt_len);
|
||||
} else {
|
||||
NetReceive (lp->rx_buf[lp->cur_rx], pkt_len);
|
||||
PCNET_DEBUG2 ("Rx%d: %d bytes from 0x%p\n",
|
||||
lp->cur_rx, pkt_len,
|
||||
lp->rx_buf[lp->cur_rx]);
|
||||
NetReceive(lp->rx_buf[lp->cur_rx], pkt_len);
|
||||
PCNET_DEBUG2("Rx%d: %d bytes from 0x%p\n",
|
||||
lp->cur_rx, pkt_len,
|
||||
lp->rx_buf[lp->cur_rx]);
|
||||
}
|
||||
}
|
||||
entry->status |= cpu_to_le16 (0x8000);
|
||||
entry->status |= cpu_to_le16(0x8000);
|
||||
|
||||
if (++lp->cur_rx >= RX_RING_SIZE)
|
||||
lp->cur_rx = 0;
|
||||
|
|
@ -494,22 +493,21 @@ static int pcnet_recv (struct eth_device *dev)
|
|||
return pkt_len;
|
||||
}
|
||||
|
||||
static void pcnet_halt (struct eth_device *dev)
|
||||
static void pcnet_halt(struct eth_device *dev)
|
||||
{
|
||||
int i;
|
||||
|
||||
PCNET_DEBUG1 ("%s: pcnet_halt...\n", dev->name);
|
||||
PCNET_DEBUG1("%s: pcnet_halt...\n", dev->name);
|
||||
|
||||
/* Reset the PCnet controller */
|
||||
pcnet_reset (dev);
|
||||
pcnet_reset(dev);
|
||||
|
||||
/* Wait for Stop bit */
|
||||
for (i = 1000; i > 0; i--) {
|
||||
if (pcnet_read_csr (dev, 0) & 0x4)
|
||||
if (pcnet_read_csr(dev, 0) & 0x4)
|
||||
break;
|
||||
udelay (10);
|
||||
}
|
||||
if (i <= 0) {
|
||||
printf ("%s: TIMEOUT: controller reset failed\n", dev->name);
|
||||
udelay(10);
|
||||
}
|
||||
if (i <= 0)
|
||||
printf("%s: TIMEOUT: controller reset failed\n", dev->name);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue