linux/drivers/hwtracing
Suzuki K Poulose 1ab3bb9df5 coresight: etm4x: Add necessary synchronization for sysreg access
As per the specification any update to the TRCPRGCTLR must be synchronized
by a context synchronization event (in our case an explicist ISB) before
the TRCSTATR is checked.

Link: https://lore.kernel.org/r/20210110224850.1880240-22-suzuki.poulose@arm.com
Cc: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210201181351.1475223-24-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-04 17:00:34 +01:00
..
coresight coresight: etm4x: Add necessary synchronization for sysreg access 2021-02-04 17:00:34 +01:00
intel_th intel_th: pci: Add Alder Lake-P support 2021-01-21 18:54:43 +01:00
stm stm class: Fix module init return on allocation failure 2021-01-21 18:54:37 +01:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00