[RFC,v3,1/7] iommu: provide early initialisation hook for IOMMU drivers

Commit Message

Robin Murphy Sept. 18, 2014, 2:31 p.m. UTC

Hi Will,

After some fun times wondering why on Earth of_iommu_init was trying to 
instantiate a GIC, I think we may need one of these as part of this 
patch, too ;)

Robin.

--->8---

Comments

Will Deacon Sept. 22, 2014, 5:35 p.m. UTC | #1

On Thu, Sep 18, 2014 at 03:31:54PM +0100, Robin Murphy wrote:
> After some fun times wondering why on Earth of_iommu_init was trying to 
> instantiate a GIC, I think we may need one of these as part of this 
> patch, too ;)

Oops, thanks!

Will

Patch

diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 8656b63..1927691 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -24,6 +24,9 @@ 
  #include <linux/of_iommu.h>
  #include <linux/slab.h>

+static const struct of_device_id __iommu_of_table_sentinel
+       __used __section(__iommu_of_table_end);
+
  /**
   * of_get_dma_window - Parse *dma-window property and returns 0 if found.
   *