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authormsaitoh <msaitoh@NetBSD.org>2022-03-10 03:57:33 +0000
committermsaitoh <msaitoh@NetBSD.org>2022-03-10 03:57:33 +0000
commit4d5e12f94dcae36d6fcacb4f319b4953575feecb (patch)
treefb2cebf989b87430c76b69dd80d9ee09601c6ad4 /sys/dev
parentd22b3e2fd1f5480c709d440483680d7d32f34c03 (diff)
Modify comment to clarify EIAC setting.
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/pci/ixgbe/ixgbe.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/dev/pci/ixgbe/ixgbe.c b/sys/dev/pci/ixgbe/ixgbe.c
index 11bf3b8ed7f..3a8b4f84790 100644
--- a/sys/dev/pci/ixgbe/ixgbe.c
+++ b/sys/dev/pci/ixgbe/ixgbe.c
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe.c,v 1.308 2022/03/10 03:53:46 msaitoh Exp $ */
+/* $NetBSD: ixgbe.c,v 1.309 2022/03/10 03:57:33 msaitoh Exp $ */
/******************************************************************************
@@ -64,7 +64,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe.c,v 1.308 2022/03/10 03:53:46 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe.c,v 1.309 2022/03/10 03:57:33 msaitoh Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@@ -5194,8 +5194,9 @@ ixgbe_enable_intr(struct adapter *adapter)
/* With MSI-X we use auto clear */
if (adapter->msix_mem) {
/*
- * It's not required to set TCP_TIMER because we don't use
- * it.
+ * We use auto clear for RTX_QUEUE only. Don't use other
+ * interrupts (e.g. link interrupt). BTW, we don't use
+ * TCP_TIMER interrupt itself.
*/
IXGBE_WRITE_REG(hw, IXGBE_EIAC, IXGBE_EIMS_RTX_QUEUE);
}