Andy Gospodarek wrote:
I booted an igb kernel with the option pci=nomsi and instantly noticed
that interrupts no longer worked on my igb device. I took a look at the
interrupt initialization and quickly discovered a comment stating:
"DO NOT USE EIAME or IAME in legacy mode"
It seemed a bit odd that bits to enable IAM were being set in legacy
interrupt mode, so I dropped out the following parts and interrupts
began working fine again.
Signed-off-by: Andy Gospodarek <[EMAIL PROTECTED]>
---
igb_main.c | 3 ---
1 files changed, 3 deletions(-)
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index f3c144d..be5da09 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -472,9 +471,6 @@ static int igb_request_irq(struct igb_adapter *adapter)
goto request_done;
}
- /* enable IAM, auto-mask */
- wr32(E1000_IAM, IMS_ENABLE_MASK);
-
ACK from Auke? (apologies if I missed it...)
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