On Tue 11 Feb 10:30 PST 2020, Mathieu Poirier wrote: > Properly deal with ETMv4 power management by adding the > "coresight-loses-context-with-cpu" property. Otherwise tracer > configuration is lost when CPUs enter deep idle states, resulting > in the failure of the trace session. > > Signed-off-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx> Applied Thanks, Bjorn > --- > arch/arm64/boot/dts/qcom/msm8916.dtsi | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi > index 8686e101905c..846c5b4a53e8 100644 > --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi > @@ -1363,6 +1363,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU0>; > > @@ -1381,6 +1382,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU1>; > > @@ -1399,6 +1401,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU2>; > > @@ -1417,6 +1420,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU3>; > > -- > 2.20.1 >
