On Tue, Jul 21, 2020 at 12:43:43PM +0530, Sai Prakash Ranjan wrote:
> Add "arm,coresight-loses-context-with-cpu" property to coresight
> ETM nodes to avoid failure of trace session because of losing
> context on entering deep idle states.
>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@xxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm845.dtsi | 8 ++++++++
> 1 file changed, 8 insertions(+)
Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index e506793407d8..0b5f063dcaea 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -3016,6 +3016,7 @@ etm@7040000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3035,6 +3036,7 @@ etm@7140000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3054,6 +3056,7 @@ etm@7240000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3073,6 +3076,7 @@ etm@7340000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3092,6 +3096,7 @@ etm@7440000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3111,6 +3116,7 @@ etm@7540000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3130,6 +3136,7 @@ etm@7640000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> @@ -3149,6 +3156,7 @@ etm@7740000 {
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> + arm,coresight-loses-context-with-cpu;
>
> out-ports {
> port {
> --
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>
