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authorDavid Cohen <dacohen@gmail.com>2011-02-16 19:35:50 +0000
committerTony Lindgren <tony@atomide.com>2011-02-24 14:22:30 -0800
commit92e753d7984db36f0a3c0bbf0f377da114768775 (patch)
tree4a5394e8cf215d2b5eca1db2e25a021e16a182f1 /arch/arm/mach-omap2/iommu2.c
parent82d2a5db5296834a4317e554f57b8883d7abb86d (diff)
downloadop-kernel-dev-92e753d7984db36f0a3c0bbf0f377da114768775.zip
op-kernel-dev-92e753d7984db36f0a3c0bbf0f377da114768775.tar.gz
OMAP2+: IOMMU: don't print fault warning on specific layer
IOMMU upper layer and user are responsible to handle a fault and to define whether it will end up as an error or not. OMAP2+ specific layer should not print anything in such case. Signed-off-by: David Cohen <dacohen@gmail.com> Acked-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/iommu2.c')
-rw-r--r--arch/arm/mach-omap2/iommu2.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/arm/mach-omap2/iommu2.c b/arch/arm/mach-omap2/iommu2.c
index 14ee686..49a1e5e 100644
--- a/arch/arm/mach-omap2/iommu2.c
+++ b/arch/arm/mach-omap2/iommu2.c
@@ -145,15 +145,7 @@ static void omap2_iommu_set_twl(struct iommu *obj, bool on)
static u32 omap2_iommu_fault_isr(struct iommu *obj, u32 *ra)
{
- int i;
u32 stat, da;
- const char *err_msg[] = {
- "tlb miss",
- "translation fault",
- "emulation miss",
- "table walk fault",
- "multi hit fault",
- };
stat = iommu_read_reg(obj, MMU_IRQSTATUS);
stat &= MMU_IRQ_MASK;
@@ -163,14 +155,6 @@ static u32 omap2_iommu_fault_isr(struct iommu *obj, u32 *ra)
da = iommu_read_reg(obj, MMU_FAULT_AD);
*ra = da;
- dev_err(obj->dev, "%s:\tda:%08x ", __func__, da);
-
- for (i = 0; i < ARRAY_SIZE(err_msg); i++) {
- if (stat & (1 << i))
- printk("%s ", err_msg[i]);
- }
- printk("\n");
-
iommu_write_reg(obj, stat, MMU_IRQSTATUS);
return stat;
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