diff mbox

[dpdk-dev,v2,13/35] e1000/base: add support for inverted format ETrackId

Message ID 1444874628-5453-14-git-send-email-wenzhuo.lu@intel.com (mailing list archive)
State Superseded, archived
Headers

Commit Message

Wenzhuo Lu Oct. 15, 2015, 2:03 a.m. UTC 
  There are some images which contain ETrackID in inverted format. This patch
allows reading this format.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---
 drivers/net/e1000/base/e1000_nvm.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/net/e1000/base/e1000_nvm.c b/drivers/net/e1000/base/e1000_nvm.c
index 01be9e4..762acd1 100644
--- a/drivers/net/e1000/base/e1000_nvm.c
+++ b/drivers/net/e1000/base/e1000_nvm.c
@@ -1373,8 +1373,12 @@  etrack_id:
 		hw->nvm.ops.read(hw, (NVM_ETRACK_WORD + 1), 1, &eeprom_verh);
 		fw_vers->etrack_id = (eeprom_verh << NVM_ETRACK_SHIFT)
 			| eeprom_verl;
+	} else if ((etrack_test & NVM_ETRACK_VALID) == 0) {
+		hw->nvm.ops.read(hw, NVM_ETRACK_WORD, 1, &eeprom_verh);
+		hw->nvm.ops.read(hw, (NVM_ETRACK_WORD + 1), 1, &eeprom_verl);
+		fw_vers->etrack_id = (eeprom_verh << NVM_ETRACK_SHIFT) |
+				     eeprom_verl;
 	}
-	return;
 }