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Commit 86466212 authored by Shashank Mittal's avatar Shashank Mittal
Browse files

coresight: add CTI driver support in upstream implementation 



Add CTI driver in upstream implementation of Coresight driver.

This change copies drivers/coresight/coresight-cti.c (commit :
c1551685) to driver/hwtracing/coresight
directory.

Change-Id: I4b4b23755c36254d94bd6698b46f15da19c30712
Signed-off-by: default avatarShashank Mittal <mittals@codeaurora.org>
parent 4b46c654

drivers/hwtracing/coresight/Kconfig

+8 −0
Original line number Diff line number Diff line
@@ -95,4 +95,12 @@ config CORESIGHT_STM 
	  instrumentation based tracing. This is primarily useful for

	  logging useful software events or data.



config CORESIGHT_CTI

	bool "CoreSight Cross Trigger Interface driver"

	help

	  This driver provides support for Cross Trigger Interface that is

	  used to input or output i.e. pass cross trigger events from one

	  hardware component to another. It can also be used to pass

	  software generated events.



endif

drivers/hwtracing/coresight/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -13,3 +13,4 @@ obj-$(CONFIG_CORESIGHT_SOURCE_ETM3X) += coresight-etm3x.o coresight-etm-cp14.o 
obj-$(CONFIG_CORESIGHT_SOURCE_ETM4X) += coresight-etm4x.o

obj-$(CONFIG_CORESIGHT_QCOM_REPLICATOR) += coresight-replicator-qcom.o

obj-$(CONFIG_CORESIGHT_STM) += coresight-stm.o

obj-$(CONFIG_CORESIGHT_CTI) += coresight-cti.o

drivers/hwtracing/coresight/coresight-cti.c

0 → 100644
+1567 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/hwtracing/coresight/coresight-priv.h

+1 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#define CORESIGHT_DEVTYPE	0xfcc



#define TIMEOUT_US		100

#define BM(lsb, msb)		((BIT(msb) - BIT(lsb)) + BIT(msb))

#define BMVAL(val, lsb, msb)	((val & GENMASK(msb, lsb)) >> lsb)

#define BVAL(val, n)		((val & BIT(n)) >> n)