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authorBruce Allan <bruce.w.allan@intel.com>2011-02-25 07:44:51 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-03-11 02:23:21 -0800
commit23e4f061306798dfb1941bd2f399949b705822c6 (patch)
treec5e5dcf8e64dffc9a5de9577f0cf78e85b5b3abe /drivers/net/e1000e/defines.h
parent6cc7aaed70c96c3933fbacbad582fc79b7d6e335 (diff)
downloadop-kernel-dev-23e4f061306798dfb1941bd2f399949b705822c6.zip
op-kernel-dev-23e4f061306798dfb1941bd2f399949b705822c6.tar.gz
e1000e: disable jumbo frames on 82579 when MACsec enabled in EEPROM
If/when an OEM enables MACsec in the 82579 EEPROM, disable jumbo frames support in the driver due to an interoperability issue in hardware that prevents jumbo packets from being transmitted or received. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/e1000e/defines.h')
-rw-r--r--drivers/net/e1000e/defines.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index 1314998..c516a74 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -86,6 +86,7 @@
#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */
#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */
#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
+#define E1000_CTRL_EXT_LSECCK 0x00001000
#define E1000_CTRL_EXT_PHYPDEN 0x00100000
/* Receive Descriptor bit definitions */
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