Similarly to css_hw_(enable|disable)_snapshot the HWPM state should be reset on perfbuf_enable and perfbuf_disable to avoid leaking snapshot data into a freshly mapped buffer. Bug 1960846 Change-Id: I94826b209ef4b8cb6ad44d3b8667745270c6a7e1 Signed-off-by: Martin Radev <mradev@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1676009 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>