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openwrt-xburst/target/linux/brcm47xx/patches-3.0/0019-bcma-to-not-route-irqs-on-non-pci-devices.patch
hauke 31a40f97ef brcm47xx: update bcma and ssb to master-2011-07-21
* add new patches for bcm4716 SoC
* add support for serial flash on bcma bus


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27723 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-07-22 16:30:42 +00:00

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Diff

From 1b23f310d4a7d24efe5dffbbde6b2b84252e2d7b Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Fri, 22 Jul 2011 14:18:21 +0200
Subject: [PATCH 19/22] bcma: to not route irqs on non pci devices
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/bcma/driver_pci.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -208,7 +208,14 @@ int bcma_core_pci_irq_ctl(struct bcma_dr
{
struct pci_dev *pdev = pc->core->bus->host_pci;
u32 coremask, tmp;
- int err;
+ int err = 0;
+
+ if (core->bus->hosttype != BCMA_HOSTTYPE_PCI) {
+ /* This bcma device is not on a PCI host-bus. So the IRQs are
+ * not routed through the PCI core.
+ * So we must not enable routing through the PCI core. */
+ goto out;
+ }
err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
if (err)