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net: rtl8139: Move functions around

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Just move functions around in preparation for easy DM conversion,
rename rtl_bcast_addr() to rtl8139_bcast_addr(), no functional change.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Marek Vasut 2020-04-12 23:12:11 +02:00 committed by marex
parent 0e5a4117a5
commit 6ee6caaf03
1 changed files with 87 additions and 92 deletions
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179
drivers/net/rtl8139.c
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@ -190,104 +190,13 @@
#define RTL_STS_RXBADALIGN BIT(1)
#define RTL_STS_RXSTATUSOK BIT(0)
static int ioaddr;
static unsigned int cur_rx, cur_tx;
static int ioaddr;
/* The RTL8139 can only transmit from a contiguous, aligned memory block. */
static unsigned char tx_buffer[TX_BUF_SIZE] __aligned(4);
static unsigned char rx_ring[RX_BUF_LEN + 16] __aligned(4);
static int rtl8139_init(struct eth_device *dev, bd_t *bis);
static int rtl8139_read_eeprom(unsigned int location, unsigned int addr_len);
static void rtl8139_reset(struct eth_device *dev);
static int rtl8139_send(struct eth_device *dev, void *packet, int length);
static int rtl8139_recv(struct eth_device *dev);
static void rtl8139_stop(struct eth_device *dev);
static int rtl_bcast_addr(struct eth_device *dev, const u8 *bcast_mac, int join)
{
return 0;
}
static struct pci_device_id supported[] = {
{ PCI_VENDOR_ID_REALTEK, PCI_DEVICE_ID_REALTEK_8139 },
{ PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_8139 },
{ }
};
int rtl8139_initialize(bd_t *bis)
{
struct eth_device *dev;
int card_number = 0;
pci_dev_t devno;
int idx = 0;
u32 iobase;
while (1) {
/* Find RTL8139 */
devno = pci_find_devices(supported, idx++);
if (devno < 0)
break;
pci_read_config_dword(devno, PCI_BASE_ADDRESS_1, &iobase);
iobase &= ~0xf;
debug("rtl8139: REALTEK RTL8139 @0x%x\n", iobase);
dev = (struct eth_device *)malloc(sizeof(*dev));
if (!dev) {
printf("Can not allocate memory of rtl8139\n");
break;
}
memset(dev, 0, sizeof(*dev));
sprintf(dev->name, "RTL8139#%d", card_number);
dev->priv = (void *)devno;
dev->iobase = (int)bus_to_phys(iobase);
dev->init = rtl8139_init;
dev->halt = rtl8139_stop;
dev->send = rtl8139_send;
dev->recv = rtl8139_recv;
dev->mcast = rtl_bcast_addr;
eth_register(dev);
card_number++;
pci_write_config_byte(devno, PCI_LATENCY_TIMER, 0x20);
udelay(10 * 1000);
}
return card_number;
}
static int rtl8139_init(struct eth_device *dev, bd_t *bis)
{
unsigned short *ap = (unsigned short *)dev->enetaddr;
int addr_len, i;
u8 reg;
ioaddr = dev->iobase;
/* Bring the chip out of low-power mode. */
outb(0x00, ioaddr + RTL_REG_CONFIG1);
addr_len = rtl8139_read_eeprom(0, 8) == 0x8129 ? 8 : 6;
for (i = 0; i < 3; i++)
*ap++ = le16_to_cpu(rtl8139_read_eeprom(i + 7, addr_len));
rtl8139_reset(dev);
reg = inb(ioaddr + RTL_REG_MEDIASTATUS);
if (reg & RTL_REG_MEDIASTATUS_MSRLINKFAIL) {
printf("Cable not connected or other link failure\n");
return -1;
}
return 0;
}
/* Serial EEPROM section. */
/* EEPROM_Ctrl bits. */
@ -575,9 +484,95 @@ static int rtl8139_recv(struct eth_device *dev)
return length;
}
static int rtl8139_init(struct eth_device *dev, bd_t *bis)
{
unsigned short *ap = (unsigned short *)dev->enetaddr;
int addr_len, i;
u8 reg;
ioaddr = dev->iobase;
/* Bring the chip out of low-power mode. */
outb(0x00, ioaddr + RTL_REG_CONFIG1);
addr_len = rtl8139_read_eeprom(0, 8) == 0x8129 ? 8 : 6;
for (i = 0; i < 3; i++)
*ap++ = le16_to_cpu(rtl8139_read_eeprom(i + 7, addr_len));
rtl8139_reset(dev);
reg = inb(ioaddr + RTL_REG_MEDIASTATUS);
if (reg & RTL_REG_MEDIASTATUS_MSRLINKFAIL) {
printf("Cable not connected or other link failure\n");
return -1;
}
return 0;
}
static void rtl8139_stop(struct eth_device *dev)
{
ioaddr = dev->iobase;
rtl8139_hw_reset(dev);
}
static int rtl8139_bcast_addr(struct eth_device *dev, const u8 *bcast_mac,
int join)
{
return 0;
}
static struct pci_device_id supported[] = {
{ PCI_VENDOR_ID_REALTEK, PCI_DEVICE_ID_REALTEK_8139 },
{ PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_8139 },
{ }
};
int rtl8139_initialize(bd_t *bis)
{
struct eth_device *dev;
int card_number = 0;
pci_dev_t devno;
int idx = 0;
u32 iobase;
while (1) {
/* Find RTL8139 */
devno = pci_find_devices(supported, idx++);
if (devno < 0)
break;
pci_read_config_dword(devno, PCI_BASE_ADDRESS_1, &iobase);
iobase &= ~0xf;
debug("rtl8139: REALTEK RTL8139 @0x%x\n", iobase);
dev = (struct eth_device *)malloc(sizeof(*dev));
if (!dev) {
printf("Can not allocate memory of rtl8139\n");
break;
}
memset(dev, 0, sizeof(*dev));
sprintf(dev->name, "RTL8139#%d", card_number);
dev->priv = (void *)devno;
dev->iobase = (int)bus_to_phys(iobase);
dev->init = rtl8139_init;
dev->halt = rtl8139_stop;
dev->send = rtl8139_send;
dev->recv = rtl8139_recv;
dev->mcast = rtl8139_bcast_addr;
eth_register(dev);
card_number++;
pci_write_config_byte(devno, PCI_LATENCY_TIMER, 0x20);
udelay(10 * 1000);
}
return card_number;
}