[PATCH 1/7] arm-cci: Do not enable CCI-400 PMU by default
Suzuki K. Poulose
suzuki.poulose at arm.com
Tue May 26 02:53:10 PDT 2015
From: "Suzuki K. Poulose" <suzuki.poulose at arm.com>
Do not enable CCI-400 PMU by default and fix the dependency on PERF_EVENTS
than HW_PERF_EVENTS.
Reported-by: Russell King <rmk+kernel at arm.linux.org.uk>
Cc: Will Deacon <will.deacon at arm.com>
Cc: arm at kernel.org
Cc: Russell King <rmk+kernel at arm.linux.org.uk>
Signed-off-by: Suzuki K. Poulose <suzuki.poulose at arm.com>
---
Changes since V1:
- Make CCI400_PMU depend on CPU_V7 for ARM (Suggested by: Russell)
---
drivers/bus/Kconfig | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
index a1d4af6..a6b37d4 100644
--- a/drivers/bus/Kconfig
+++ b/drivers/bus/Kconfig
@@ -13,15 +13,13 @@ config ARM_CCI400_COMMON
config ARM_CCI400_PMU
bool "ARM CCI400 PMU support"
- default y
- depends on ARM || ARM64
- depends on HW_PERF_EVENTS
+ depends on (ARM && CPU_V7) || ARM64
+ depends on PERF_EVENTS
select ARM_CCI400_COMMON
help
- Support for PMU events monitoring on the ARM CCI cache coherent
- interconnect.
-
- If unsure, say Y
+ Support for PMU events monitoring on the ARM CCI-400 (cache coherent
+ interconnect). CCI-400 supports counting events related to the
+ connected slave/master interfaces.
config ARM_CCI400_PORT_CTRL
bool
--
1.7.9.5
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