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Commit 25f90511 authored by Prakash Gupta's avatar Prakash Gupta
Browse files

iommu: arm-smmu: modify iommu_errata_tlbi trace events 



Modify iommu_errata_tlbi trace events naming to iommu_tlbi. This will allow
events to be used for non errata contexts.

Change-Id: Id0301ec0dee83c8ac3f4501156909b86917890ce
Signed-off-by: default avatarPrakash Gupta <guptap@codeaurora.org>
parent deda3d6e

drivers/iommu/arm-smmu.c

+5 −5
Original line number Diff line number Diff line
@@ -4453,18 +4453,18 @@ static void __qsmmuv500_errata1_tlbiall(struct arm_smmu_domain *smmu_domain) 
	if (readl_poll_timeout_atomic(base + ARM_SMMU_CB_TLBSTATUS, val,

				      !(val & TLBSTATUS_SACTIVE), 0, 100)) {

		cur = ktime_get();

		trace_errata_throttle_start(dev, 0);

		trace_tlbi_throttle_start(dev, 0);



		msm_bus_noc_throttle_wa(true);

		if (readl_poll_timeout_atomic(base + ARM_SMMU_CB_TLBSTATUS, val,

				      !(val & TLBSTATUS_SACTIVE), 0, 10000)) {

			dev_err(smmu->dev, "ERRATA1 TLBSYNC timeout");

			trace_errata_failed(dev, 0);

			trace_tlbsync_timeout(dev, 0);

		}



		msm_bus_noc_throttle_wa(false);



		trace_errata_throttle_end(

		trace_tlbi_throttle_end(

				dev, ktime_us_delta(ktime_get(), cur));

	}

}
@@ -4481,7 +4481,7 @@ static void qsmmuv500_errata1_tlb_inv_context(void *cookie) 
	bool errata;



	cur = ktime_get();

	trace_errata_tlbi_start(dev, 0);

	trace_tlbi_start(dev, 0);



	errata = qsmmuv500_errata1_required(smmu_domain, data);

	remote_spin_lock_irqsave(&data->errata1_lock, flags);
@@ -4500,7 +4500,7 @@ static void qsmmuv500_errata1_tlb_inv_context(void *cookie) 
	}

	remote_spin_unlock_irqrestore(&data->errata1_lock, flags);



	trace_errata_tlbi_end(dev, ktime_us_delta(ktime_get(), cur));

	trace_tlbi_end(dev, ktime_us_delta(ktime_get(), cur));

}



static struct iommu_gather_ops qsmmuv500_errata1_smmu_gather_ops = {

include/trace/events/iommu.h

+6 −6
Original line number Diff line number Diff line
@@ -201,7 +201,7 @@ DEFINE_EVENT(iommu_error, io_page_fault, 
	TP_ARGS(dev, iova, flags)

);



DECLARE_EVENT_CLASS(iommu_errata_tlbi,

DECLARE_EVENT_CLASS(iommu_tlbi,



	TP_PROTO(struct device *dev, u64 time),
@@ -222,35 +222,35 @@ DECLARE_EVENT_CLASS(iommu_errata_tlbi, 
	)

);



DEFINE_EVENT(iommu_errata_tlbi, errata_tlbi_start,

DEFINE_EVENT(iommu_tlbi, tlbi_start,



	TP_PROTO(struct device *dev, u64 time),



	TP_ARGS(dev, time)

);



DEFINE_EVENT(iommu_errata_tlbi, errata_tlbi_end,

DEFINE_EVENT(iommu_tlbi, tlbi_end,



	TP_PROTO(struct device *dev, u64 time),



	TP_ARGS(dev, time)

);



DEFINE_EVENT(iommu_errata_tlbi, errata_throttle_start,

DEFINE_EVENT(iommu_tlbi, tlbi_throttle_start,



	TP_PROTO(struct device *dev, u64 time),



	TP_ARGS(dev, time)

);



DEFINE_EVENT(iommu_errata_tlbi, errata_throttle_end,

DEFINE_EVENT(iommu_tlbi, tlbi_throttle_end,



	TP_PROTO(struct device *dev, u64 time),



	TP_ARGS(dev, time)

);



DEFINE_EVENT(iommu_errata_tlbi, errata_failed,

DEFINE_EVENT(iommu_tlbi, tlbsync_timeout,



	TP_PROTO(struct device *dev, u64 time),