25 lines
718 B
Diff
25 lines
718 B
Diff
Subject: [OpenWrt-Devel] [PATCH] ssb-pcicore: Fix IRQ-vector init on embedded devices
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On embedded devices we must not route the interrupts through
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the PCI core, if our host-bus is not PCI.
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Reported-by: Steve Brown <sbrown@cortland.com>
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Signed-off-by: Michael Buesch <mb@bu3sch.de>
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--- a/drivers/ssb/driver_pcicore.c
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+++ b/drivers/ssb/driver_pcicore.c
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@@ -519,6 +519,13 @@ int ssb_pcicore_dev_irqvecs_enable(struc
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int err = 0;
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u32 tmp;
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+ if (dev->bus->bustype != SSB_BUSTYPE_PCI) {
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+ /* This SSB device is not on a PCI host-bus. So the IRQs are
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+ * not routed through the PCI core.
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+ * So we must not enable routing through the PCI core. */
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+ goto out;
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+ }
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+
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if (!pdev)
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goto out;
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bus = pdev->bus;
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