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authorGabor Juhos <juhosg@openwrt.org>2012-03-08 10:21:10 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-03-08 10:21:10 +0000
commite3538fa852a8572cb7d1faa60f3bb4d0b4c2bb40 (patch)
treefb61ed039d19f543c24b1d8c70293bab75da96ec /target/linux
parenta6c69e63b66cb4a69a4cf7b16dc4632c037cf245 (diff)
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generic: ar8216: set chip type directly in ar8216_id_chip
SVN-Revision: 30854
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/generic/files/drivers/net/phy/ar8216.c32
1 files changed, 18 insertions, 14 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
index 8e84e9d70a..099ba70a73 100644
--- a/target/linux/generic/files/drivers/net/phy/ar8216.c
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -137,9 +137,11 @@ ar8216_id_chip(struct ar8216_priv *priv)
u16 id;
int i;
+ priv->chip = UNKNOWN;
+
val = ar8216_mii_read(priv, AR8216_REG_CTRL);
if (val == ~0)
- return UNKNOWN;
+ return -ENODEV;
id = val & (AR8216_CTRL_REVISION | AR8216_CTRL_VERSION);
for (i = 0; i < AR8X16_PROBE_RETRIES; i++) {
@@ -147,21 +149,24 @@ ar8216_id_chip(struct ar8216_priv *priv)
val = ar8216_mii_read(priv, AR8216_REG_CTRL);
if (val == ~0)
- return UNKNOWN;
+ return -ENODEV;
t = val & (AR8216_CTRL_REVISION | AR8216_CTRL_VERSION);
if (t != id)
- return UNKNOWN;
+ return -ENODEV;
}
switch (id) {
case 0x0101:
- return AR8216;
+ priv->chip = AR8216;
+ break;
case 0x0301:
- return AR8236;
+ priv->chip = AR8236;
+ break;
case 0x1000:
case 0x1001:
- return AR8316;
+ priv->chip = AR8316;
+ break;
default:
printk(KERN_DEBUG
"ar8216: Unknown Atheros device [ver=%d, rev=%d, phy_id=%04x%04x]\n",
@@ -170,8 +175,10 @@ ar8216_id_chip(struct ar8216_priv *priv)
mdiobus_read(priv->phy->bus, priv->phy->addr, 2),
mdiobus_read(priv->phy->bus, priv->phy->addr, 3));
- return UNKNOWN;
+ return -ENODEV;
}
+
+ return 0;
}
static void
@@ -821,7 +828,9 @@ ar8216_config_init(struct phy_device *pdev)
priv->phy = pdev;
- priv->chip = ar8216_id_chip(priv);
+ ret = ar8216_id_chip(priv);
+ if (ret)
+ goto err_free_priv;
if (pdev->addr != 0) {
if (priv->chip == AR8316) {
@@ -990,14 +999,9 @@ static int
ar8216_probe(struct phy_device *pdev)
{
struct ar8216_priv priv;
- u16 chip;
priv.phy = pdev;
- chip = ar8216_id_chip(&priv);
- if (chip == UNKNOWN)
- return -ENODEV;
-
- return 0;
+ return ar8216_id_chip(&priv);
}
static void