From: Tomoya <tomoya-linux@dsn.okisemi.com>
Date: Mon, 7 Feb 2011 23:29:03 +0000 (+0000)
Subject: pch_can: fix module reload issue with MSI
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c69b90920a36b88ab0d649963d81355d865eeb05;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

pch_can: fix module reload issue with MSI

Currently, in case reload pch_can,
pch_can not to be able to catch interrupt.

The cause is bus-master is not set in pch_can.
Thus, add enabling bus-master processing.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 342d514c5e84..7d8bc128044c 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -1238,6 +1238,7 @@ static int __devinit pch_can_probe(struct pci_dev *pdev,
 		priv->use_msi = 0;
 	} else {
 		netdev_err(ndev, "PCH CAN opened with MSI\n");
+		pci_set_master(pdev);
 		priv->use_msi = 1;
 	}