iommu: dma-mapping-fast: Add standard ftrace events
Ensure fastmap users can be tracked through standard iommu
ftrace events.
Change-Id: I621982901a289877a81c9aba3786fc4667341bf1
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
diff --git a/drivers/iommu/dma-mapping-fast.c b/drivers/iommu/dma-mapping-fast.c
index daac577..2d71a91 100644
--- a/drivers/iommu/dma-mapping-fast.c
+++ b/drivers/iommu/dma-mapping-fast.c
@@ -20,6 +20,7 @@
#include <asm/dma-iommu.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
+#include <trace/events/iommu.h>
#include <soc/qcom/secure_buffer.h>
#include <linux/arm-smmu-errata.h>
@@ -404,6 +405,8 @@
fast_dmac_clean_range(mapping, pmd, pmd + nptes);
spin_unlock_irqrestore(&mapping->lock, flags);
+
+ trace_map(mapping->domain, iova, phys_to_map, len, prot);
return iova + offset_from_phys_to_map;
fail_free_iova:
@@ -435,6 +438,8 @@
fast_dmac_clean_range(mapping, pmd, pmd + nptes);
__fast_smmu_free_iova(mapping, iova, len);
spin_unlock_irqrestore(&mapping->lock, flags);
+
+ trace_unmap(mapping->domain, iova - offset, len, len);
}
static void fast_smmu_sync_single_for_cpu(struct device *dev,