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authorAuke Kok <auke\\-jan.h.kok@intel.com>2007-01-18 09:25:26 -0800
committerJeff Garzik <jeff@garzik.org>2007-02-05 16:58:41 -0500
commit9669f53b98974ede4728e288316296666722ab8c (patch)
treea3005fdf4c154dd3f277a8ec8ce7ddfa8624097e /drivers/net/e1000
parent60cba200f11b6f90f35634c5cd608773ae3721b7 (diff)
e1000: display flow control of link status at link up
Print RX/TX flow control setting at link up time to display the actual link FC properties instead of the advertised values. Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Diffstat (limited to 'drivers/net/e1000')
-rw-r--r--drivers/net/e1000/e1000_main.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index ab1b40f644d7..43dde2733ec0 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2583,15 +2583,22 @@ e1000_watchdog(unsigned long data)
if (link) {
if (!netif_carrier_ok(netdev)) {
+ uint32_t ctrl;
boolean_t txb2b = 1;
e1000_get_speed_and_duplex(&adapter->hw,
&adapter->link_speed,
&adapter->link_duplex);
- DPRINTK(LINK, INFO, "NIC Link is Up %d Mbps %s\n",
- adapter->link_speed,
- adapter->link_duplex == FULL_DUPLEX ?
- "Full Duplex" : "Half Duplex");
+ ctrl = E1000_READ_REG(&adapter->hw, CTRL);
+ DPRINTK(LINK, INFO, "NIC Link is Up %d Mbps %s, "
+ "Flow Control: %s\n",
+ adapter->link_speed,
+ adapter->link_duplex == FULL_DUPLEX ?
+ "Full Duplex" : "Half Duplex",
+ ((ctrl & E1000_CTRL_TFCE) && (ctrl &
+ E1000_CTRL_RFCE)) ? "RX/TX" : ((ctrl &
+ E1000_CTRL_RFCE) ? "RX" : ((ctrl &
+ E1000_CTRL_TFCE) ? "TX" : "None" )));
/* tweak tx_queue_len according to speed/duplex
* and adjust the timeout factor */