From: Florian Fainelli <florian.fainelli@int-evry.fr>
Date: Fri, 2 Mar 2007 21:08:01 +0000 (+0100)
Subject: [MIPS] MTX1: clear PCI errors
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8b4ac6f316b493fae511921e25c72119f7b03170;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[MIPS] MTX1: clear PCI errors

This patch clears PCI errors after showing more debug informations.

Signed-off-by: Florian Fainelli <florian.fainelli@int-evry.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/pci/ops-au1000.c b/arch/mips/pci/ops-au1000.c
index 8ae46481fcb..7932dfe5eb9 100644
--- a/arch/mips/pci/ops-au1000.c
+++ b/arch/mips/pci/ops-au1000.c
@@ -172,7 +172,11 @@ static int config_access(unsigned char access_type, struct pci_bus *bus,
 		error = -1;
 		DBG("Au1x Master Abort\n");
 	} else if ((status >> 28) & 0xf) {
-		DBG("PCI ERR detected: status %x\n", status);
+		DBG("PCI ERR detected: device %d, status %x\n", device, ((status >> 28) & 0xf));
+
+		/* clear errors */
+		au_writel(status & 0xf000ffff, Au1500_PCI_STATCMD);
+
 		*data = 0xffffffff;
 		error = -1;
 	}