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Message-ID: <9235D6609DB808459E95D78E17F2E43D404B83D2@CHN-SV-EXMX02.mchp-main.com>
Date: Thu, 25 Feb 2016 23:33:07 +0000
From: <Woojung.Huh@...rochip.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>
Subject: [PATCH net-next 1/4] lan78xx: replace devid to chipid & chiprev
Replace devid to chipid & chiprev for easy access.
Signed-off-by: Woojung Huh <woojung.huh@...rochip.com>
---
drivers/net/usb/lan78xx.c | 20 +++++++++++---------
drivers/net/usb/lan78xx.h | 1 +
2 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 1c299b8..4ec25e8 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -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);
diff --git a/drivers/net/usb/lan78xx.h b/drivers/net/usb/lan78xx.h
index a93fb65..4092790 100644
--- a/drivers/net/usb/lan78xx.h
+++ b/drivers/net/usb/lan78xx.h
@@ -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)
--
2.7.0
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