diff options
| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2020-02-11 11:30:11 -0700 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-02-13 21:31:08 -0800 |
| commit | ef71fdb266d78bc800877978ad982e2f004b7bee (patch) | |
| tree | 745543b79e7e0066d05c93ce3a9b1e53352c5e27 | |
| parent | 24254a8edff59d581fcc67613794c380a2539bf7 (diff) | |
arm64: dts: msm8916: Properly deal with ETMv4 power management
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@linaro.org>
Link: https://lore.kernel.org/r/20200211183011.24720-1-mathieu.poirier@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916.dtsi | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index 9f31064f2374..cabfa3547d28 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -1415,6 +1415,7 @@ clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; clock-names = "apb_pclk", "atclk"; + arm,coresight-loses-context-with-cpu; cpu = <&CPU0>; @@ -1433,6 +1434,7 @@ clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; clock-names = "apb_pclk", "atclk"; + arm,coresight-loses-context-with-cpu; cpu = <&CPU1>; @@ -1451,6 +1453,7 @@ clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; clock-names = "apb_pclk", "atclk"; + arm,coresight-loses-context-with-cpu; cpu = <&CPU2>; @@ -1469,6 +1472,7 @@ clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; clock-names = "apb_pclk", "atclk"; + arm,coresight-loses-context-with-cpu; cpu = <&CPU3>; |