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| author | Linux Build Service Account <lnxbuild@localhost> | 2017-02-23 21:35:56 -0800 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-02-23 21:35:55 -0800 |
| commit | e1ddced4d753c57814e4a2c57f9a5520242dc131 (patch) | |
| tree | e12dd3286dbd7e74741342988528465598c2f79e | |
| parent | b1fe14f458849d1186f63a9c335ced24ed4a7975 (diff) | |
| parent | fef3f4ec8a17ba7319fc7f19a610475960996a62 (diff) | |
Merge "defconfig: add cti config with save-restore disable for perf of sdm660"
| -rw-r--r-- | arch/arm/configs/sdm660-perf_defconfig | 2 | ||||
| -rw-r--r-- | arch/arm64/configs/sdm660-perf_defconfig | 2 | ||||
| -rw-r--r-- | drivers/hwtracing/coresight/Kconfig | 11 |
3 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/configs/sdm660-perf_defconfig b/arch/arm/configs/sdm660-perf_defconfig index 534c6817551f..cb20c31ccf1b 100644 --- a/arch/arm/configs/sdm660-perf_defconfig +++ b/arch/arm/configs/sdm660-perf_defconfig @@ -620,6 +620,8 @@ CONFIG_CORESIGHT_EVENT=y CONFIG_CORESIGHT_QCOM_REPLICATOR=y CONFIG_CORESIGHT_STM=y CONFIG_CORESIGHT_HWEVENT=y +CONFIG_CORESIGHT_CTI=y +CONFIG_CORESIGHT_CTI_SAVE_DISABLE=y CONFIG_CORESIGHT_TPDA=y CONFIG_CORESIGHT_TPDM=y CONFIG_CORESIGHT_QPDI=y diff --git a/arch/arm64/configs/sdm660-perf_defconfig b/arch/arm64/configs/sdm660-perf_defconfig index fd0236d019b7..29b2c75e70f3 100644 --- a/arch/arm64/configs/sdm660-perf_defconfig +++ b/arch/arm64/configs/sdm660-perf_defconfig @@ -627,6 +627,8 @@ CONFIG_CORESIGHT_LINK_AND_SINK_TMC=y CONFIG_CORESIGHT_QCOM_REPLICATOR=y CONFIG_CORESIGHT_STM=y CONFIG_CORESIGHT_HWEVENT=y +CONFIG_CORESIGHT_CTI=y +CONFIG_CORESIGHT_CTI_SAVE_DISABLE=y CONFIG_CORESIGHT_TPDA=y CONFIG_CORESIGHT_TPDM=y CONFIG_CORESIGHT_QPDI=y diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig index ed70a980d9ac..6e72cda433db 100644 --- a/drivers/hwtracing/coresight/Kconfig +++ b/drivers/hwtracing/coresight/Kconfig @@ -136,6 +136,17 @@ config CORESIGHT_CTI hardware component to another. It can also be used to pass software generated events. +config CORESIGHT_CTI_SAVE_DISABLE + bool "Turn off CTI save and restore" + depends on CORESIGHT_CTI + help + Turns off CoreSight CTI save and restore support for cpu CTIs. This + avoids voting for the clocks during probe as well as the associated + save and restore latency at the cost of breaking cpu CTI support on + targets where cpu CTIs have to be preserved across power collapse. + + If unsure, say 'N' here to avoid breaking cpu CTI support. + config CORESIGHT_TPDA bool "CoreSight Trace, Profiling & Diagnostics Aggregator driver" help |