diff options
| author | Mirko Lindner <mlindner@marvell.com> | 2007-12-06 08:10:02 +0300 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-12-07 12:05:47 +0300 |
| commit | 0c3b091b9a7a5184011e75afa7f0206d288ddb06 (patch) | |
| tree | ab8d8c09c338bd4449a61e70e1e61e29df15aae3 /drivers | |
| parent | f194d132e4971111f85c18c96067acffb13cee6d (diff) | |
| download | linux-0c3b091b9a7a5184011e75afa7f0206d288ddb06.tar.xz | |
[NIU]: Fix link LED handling.
The LED in the current driver will not be controlled correctly. During
a link change the carrier of the link is not available and the LED
will never turn on.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/niu.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 112ab079ce7d..abfc61c3a38c 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -1045,6 +1045,7 @@ static int niu_serdes_init(struct niu *np) } static void niu_init_xif(struct niu *); +static void niu_handle_led(struct niu *, int status); static int niu_link_status_common(struct niu *np, int link_up) { @@ -1066,11 +1067,15 @@ static int niu_link_status_common(struct niu *np, int link_up) spin_lock_irqsave(&np->lock, flags); niu_init_xif(np); + niu_handle_led(np, 1); spin_unlock_irqrestore(&np->lock, flags); netif_carrier_on(dev); } else if (netif_carrier_ok(dev) && !link_up) { niuwarn(LINK, "%s: Link is down\n", dev->name); + spin_lock_irqsave(&np->lock, flags); + niu_handle_led(np, 0); + spin_unlock_irqrestore(&np->lock, flags); netif_carrier_off(dev); } @@ -3915,16 +3920,14 @@ static int niu_init_ipp(struct niu *np) return 0; } -static void niu_init_xif_xmac(struct niu *np) +static void niu_handle_led(struct niu *np, int status) { - struct niu_link_config *lp = &np->link_config; u64 val; - val = nr64_mac(XMAC_CONFIG); if ((np->flags & NIU_FLAGS_10G) != 0 && (np->flags & NIU_FLAGS_FIBER) != 0) { - if (netif_carrier_ok(np->dev)) { + if (status) { val |= XMAC_CONFIG_LED_POLARITY; val &= ~XMAC_CONFIG_FORCE_LED_ON; } else { @@ -3933,6 +3936,15 @@ static void niu_init_xif_xmac(struct niu *np) } } + nw64_mac(XMAC_CONFIG, val); +} + +static void niu_init_xif_xmac(struct niu *np) +{ + struct niu_link_config *lp = &np->link_config; + u64 val; + + val = nr64_mac(XMAC_CONFIG); val &= ~XMAC_CONFIG_SEL_POR_CLK_SRC; val |= XMAC_CONFIG_TX_OUTPUT_EN; @@ -4776,6 +4788,8 @@ static int niu_close(struct net_device *dev) niu_free_channels(np); + niu_handle_led(np, 0); + return 0; } |