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lan78xx: replace devid to chipid & chiprev 

Replace devid to chipid & chiprev for easy access.

Signed-off-by: Woojung Huh <woojung.huh@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Woojung.Huh@microchip.com 2016-02-25 23:33:07 +00:00 коммит произвёл David S. Miller
Родитель 49eb93892d
Коммит 87177ba6e4
2 изменённых файлов: 12 добавлений и 9 удалений
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20
drivers/net/usb/lan78xx.c
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@ -278,7 +278,8 @@ struct lan78xx_net {
int link_on;
u8 mdix_ctrl;
u32 devid;
u32 chipid;
u32 chiprev;
struct mii_bus *mdiobus;
};
@ -471,7 +472,7 @@ static int lan78xx_read_raw_eeprom(struct lan78xx_net *dev, u32 offset,
*/
ret = lan78xx_read_reg(dev, HW_CFG, &val);
saved = val;
if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) {
if (dev->chipid == ID_REV_CHIP_ID_7800_) {
val &= ~(HW_CFG_LED1_EN_ | HW_CFG_LED0_EN_);
ret = lan78xx_write_reg(dev, HW_CFG, val);
}
@ -505,7 +506,7 @@ static int lan78xx_read_raw_eeprom(struct lan78xx_net *dev, u32 offset,
retval = 0;
exit:
if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000)
if (dev->chipid == ID_REV_CHIP_ID_7800_)
ret = lan78xx_write_reg(dev, HW_CFG, saved);
return retval;
@ -539,7 +540,7 @@ static int lan78xx_write_raw_eeprom(struct lan78xx_net *dev, u32 offset,
*/
ret = lan78xx_read_reg(dev, HW_CFG, &val);
saved = val;
if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) {
if (dev->chipid == ID_REV_CHIP_ID_7800_) {
val &= ~(HW_CFG_LED1_EN_ | HW_CFG_LED0_EN_);
ret = lan78xx_write_reg(dev, HW_CFG, val);
}
@ -587,7 +588,7 @@ static int lan78xx_write_raw_eeprom(struct lan78xx_net *dev, u32 offset,
retval = 0;
exit:
if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000)
if (dev->chipid == ID_REV_CHIP_ID_7800_)
ret = lan78xx_write_reg(dev, HW_CFG, saved);
return retval;
@ -1555,9 +1556,9 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev)
snprintf(dev->mdiobus->id, MII_BUS_ID_SIZE, "usb-%03d:%03d",
dev->udev->bus->busnum, dev->udev->devnum);
switch (dev->devid & ID_REV_CHIP_ID_MASK_) {
case 0x78000000:
case 0x78500000:
switch (dev->chipid) {
case ID_REV_CHIP_ID_7800_:
case ID_REV_CHIP_ID_7850_:
/* set to internal PHY id */
dev->mdiobus->phy_mask = ~(1 << 1);
break;
@ -1918,7 +1919,8 @@ static int lan78xx_reset(struct lan78xx_net *dev)
/* save DEVID for later usage */
ret = lan78xx_read_reg(dev, ID_REV, &buf);
dev->devid = buf;
dev->chipid = (buf & ID_REV_CHIP_ID_MASK_) >> 16;
dev->chiprev = buf & ID_REV_CHIP_REV_MASK_;
/* Respond to the IN token with a NAK */
ret = lan78xx_read_reg(dev, USB_CFG0, &buf);

1
drivers/net/usb/lan78xx.h
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@ -107,6 +107,7 @@
#define ID_REV_CHIP_ID_MASK_ (0xFFFF0000)
#define ID_REV_CHIP_REV_MASK_ (0x0000FFFF)
#define ID_REV_CHIP_ID_7800_ (0x7800)
#define ID_REV_CHIP_ID_7850_ (0x7850)
#define FPGA_REV (0x04)
#define FPGA_REV_MINOR_MASK_ (0x0000FF00)