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MLK-13855-3: perf: ddr-perf: Add counter overflow handling
authorTiberiu Breana <andrei-tiberiu.breana@nxp.com>
Wed, 14 Jun 2017 14:50:11 +0000 (17:50 +0300)
committerLeonard Crestez <leonard.crestez@nxp.com>
Wed, 17 Apr 2019 23:51:34 +0000 (02:51 +0300)
commit784c95b4cc546808c3bb0087be23afd9ee501dc9
treeba2a450ffa259c25b321b8ed1a48d1ebfe3004edtree
parent7cf5784f97a8883e48972ea5f5efc5a3ee47b11fcommit | diff
MLK-13855-3: perf: ddr-perf: Add counter overflow handling

Added support for counter overflow interrupts.
When the cycles counter overflows, update all local event data,
then reset it and let it continue counting.

Signed-off-by: Tiberiu Breana <andrei-tiberiu.breana@nxp.com>
[Arul: fsl-imx8qm.dtsi changes shall be added separately]
Signed-off-by: Arulpandiyan Vadivel <arulpandiyan_vadivel@mentor.com>
drivers/perf/ddr-perf.c diff | blob | history