UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PATCH] e1000: Ethtool set speed/duplex validates parameters for consistency 

Ethtool set speed/duplex validates parameters for consistency

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
This commit is contained in:
Malli Chilakala 2005-06-17 17:44:20 -07:00 committed by Jeff Garzik
parent d439d4b7ac
commit 6921368f64
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/e1000/e1000_main.c
View File

@ -3617,6 +3617,13 @@ e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx)
{ {
adapter->hw.autoneg = 0; adapter->hw.autoneg = 0;
/* Fiber NICs only allow 1000 gbps Full duplex */
if((adapter->hw.media_type == e1000_media_type_fiber) &&
spddplx != (SPEED_1000 + DUPLEX_FULL)) {
DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
return -EINVAL;
}
switch(spddplx) { switch(spddplx) {
case SPEED_10 + DUPLEX_HALF: case SPEED_10 + DUPLEX_HALF:
adapter->hw.forced_speed_duplex = e1000_10_half; adapter->hw.forced_speed_duplex = e1000_10_half;