X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmessage%2Ffusion%2Fmptbase.c;h=d40d6d15ae20f62d158d5456f857689e051cdf5a;hb=3b23e665b68387f5ee7b21f7b75ceea4d9acae4a;hp=db3c892f87fb50aafc6f53ac5aaaaf016ee2860f;hpb=96916090f488986a4ebb8e9ffa6a3b50881d5ccd;p=linux-2.6

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index db3c892f87..d40d6d15ae 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -1686,9 +1686,14 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		ioc->bus_type = SAS;
 	}
 
-	if (ioc->bus_type == SAS && mpt_msi_enable == -1)
-		ioc->msi_enable = 1;
-	else
+	if (mpt_msi_enable == -1) {
+		/* Enable on SAS, disable on FC and SPI */
+		if (ioc->bus_type == SAS)
+			ioc->msi_enable = 1;
+		else
+			ioc->msi_enable = 0;
+	} else
+		/* follow flag: 0 - disable; 1 - enable */
 		ioc->msi_enable = mpt_msi_enable;
 
 	if (ioc->errata_flag_1064)