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author | Joakim Zhang <qiangqing.zhang@nxp.com> | 2020-02-24 13:08:05 +0800 |
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committer | Joakim Zhang <qiangqing.zhang@nxp.com> | 2020-02-25 09:58:31 +0800 |
commit | befb57153a10db396fb4eedb8a01c5cbf2aa2ef2 (patch) | |
tree | 40926b996a56bd4d74a0febb1d85dc1b5d4be032 /arch/arm64/boot/dts/freescale/imx8mn-evk.dts | |
parent | d056a461709f3a125559fff37963503320aaa6a9 (diff) |
MLK-23372 perf/imx_ddr: correct CLEAR bit definition
ddr_perf_event_stop will firstly call ddr_perf_counter_enable to disable
the counter, and then call ddr_perf_event_update to read the counter value.
When disable the counter, it will write 0 into COUNTER_CNTL[CLEAR] bit
which cause the counter value cleared. Counter value will always be 0
when update the counter.
The correct definition of CLEAR bit is that write 0 to clear the counter
value.
Reviewed-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mn-evk.dts')
0 files changed, 0 insertions, 0 deletions