diff options
| author | Bharat Bhushan <bbhushan2@marvell.com> | 2022-02-11 10:23:46 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-03-08 11:17:37 +0000 |
| commit | 68fa55f0e05ce371c4b5de7932d9f570d61bf791 (patch) | |
| tree | cdf7e83d7971aef4a0023ee8dc2b09c5552d676b /drivers/perf/Kconfig | |
| parent | 35a43326a9e3c229254fd531dfc711d20897d0fc (diff) | |
| download | linux-68fa55f0e05ce371c4b5de7932d9f570d61bf791.tar.bz2 | |
perf/marvell: cn10k DDR perf event core ownership
As DDR perf event counters are not per core, so they should be accessed
only by one core at a time. Select new core when previously owning core
is going offline.
Signed-off-by: Bharat Bhushan <bbhushan2@marvell.com>
Reviewed-by: Bhaskara Budiredla <bbudiredla@marvell.com>
Link: https://lore.kernel.org/r/20220211045346.17894-5-bbhushan2@marvell.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/Kconfig')
| -rw-r--r-- | drivers/perf/Kconfig | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/perf/Kconfig b/drivers/perf/Kconfig index 7d6ffdf44a41..b9deef6ed423 100644 --- a/drivers/perf/Kconfig +++ b/drivers/perf/Kconfig @@ -148,4 +148,11 @@ config MARVELL_CN10K_TAD_PMU source "drivers/perf/hisilicon/Kconfig" +config MARVELL_CN10K_DDR_PMU + tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support" + depends on ARM64 || (COMPILE_TEST && 64BIT) + help + Enable perf support for Marvell DDR Performance monitoring + event on CN10K platform. + endmenu |