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-rw-r--r--arch/arm/mach-omap2/iommu2.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/iommu2.c b/arch/arm/mach-omap2/iommu2.c
index 6f4b7cc8f4d1..e82da680d908 100644
--- a/arch/arm/mach-omap2/iommu2.c
+++ b/arch/arm/mach-omap2/iommu2.c
@@ -15,6 +15,7 @@
#include <linux/device.h>
#include <linux/jiffies.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/stringify.h>
#include <plat/iommu.h>
@@ -146,6 +147,7 @@ static u32 omap2_iommu_fault_isr(struct iommu *obj, u32 *ra)
printk("\n");
iommu_write_reg(obj, stat, MMU_IRQSTATUS);
+ omap2_iommu_disable(obj);
return stat;
}
@@ -183,7 +185,7 @@ static struct cr_regs *omap2_alloc_cr(struct iommu *obj, struct iotlb_entry *e)
if (!cr)
return ERR_PTR(-ENOMEM);
- cr->cam = (e->da & MMU_CAM_VATAG_MASK) | e->prsvd | e->pgsz;
+ cr->cam = (e->da & MMU_CAM_VATAG_MASK) | e->prsvd | e->pgsz | e->valid;
cr->ram = e->pa | e->endian | e->elsz | e->mixed;
return cr;
@@ -211,7 +213,8 @@ static ssize_t omap2_dump_cr(struct iommu *obj, struct cr_regs *cr, char *buf)
char *p = buf;
/* FIXME: Need more detail analysis of cam/ram */
- p += sprintf(p, "%08x %08x\n", cr->cam, cr->ram);
+ p += sprintf(p, "%08x %08x %01x\n", cr->cam, cr->ram,
+ (cr->cam & MMU_CAM_P) ? 1 : 0);
return p - buf;
}