arm64: dts: qcom: talos: Add passive polling-delay for gpu-thermal zone

[PATCH v2] arm64: dts: qcom: talos: Add passive polling-delay for gpu-thermal zone

Posted by Haritha S K via B4 Relay 1 month, 1 week ago

From: Haritha S K <haritha.k@oss.qualcomm.com>

Introduce a passive polling delay to ensure more than one
"passive" thermal point is considered when throttling the GPU
thermal zone.

Signed-off-by: Haritha S K <haritha.k@oss.qualcomm.com>
---
Changes in v2:
- Updated commit message.
- Link to v1: https://patch.msgid.link/20260422-qcs615_gpu_cooling-v1-1-d5a984ac29e3@oss.qualcomm.com
---
 arch/arm64/boot/dts/qcom/talos.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
index ff5afbfce2a4..8a3669b2d062 100644
--- a/arch/arm64/boot/dts/qcom/talos.dtsi
+++ b/arch/arm64/boot/dts/qcom/talos.dtsi
@@ -5267,6 +5267,7 @@ cpu-critical {
 
 		gpu-thermal {
 			thermal-sensors = <&tsens0 9>;
+			polling-delay-passive = <200>;
 
 			trips {
 				gpu_alert0: trip-point0 {

---
base-commit: bee6ea30c48788e18348309f891ed8afbf7702ac
change-id: 20260422-qcs615_gpu_cooling-39650b7ff41d

Best regards,
--  
Haritha S K <haritha.k@oss.qualcomm.com>

Re: [PATCH v2] arm64: dts: qcom: talos: Add passive polling-delay for gpu-thermal zone

Posted by Dmitry Baryshkov 1 day, 12 hours ago

On Tue, May 05, 2026 at 04:56:17PM +0530, Haritha S K via B4 Relay wrote:
> From: Haritha S K <haritha.k@oss.qualcomm.com>
> 
> Introduce a passive polling delay to ensure more than one
> "passive" thermal point is considered when throttling the GPU
> thermal zone.


Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>


> 
> Signed-off-by: Haritha S K <haritha.k@oss.qualcomm.com>
> ---
> Changes in v2:
> - Updated commit message.
> - Link to v1: https://patch.msgid.link/20260422-qcs615_gpu_cooling-v1-1-d5a984ac29e3@oss.qualcomm.com
> ---
>  arch/arm64/boot/dts/qcom/talos.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 

-- 
With best wishes
Dmitry

Re: [PATCH v2] arm64: dts: qcom: talos: Add passive polling-delay for gpu-thermal zone

Posted by Haritha S K 2 days, 12 hours ago


On 05-05-2026 16:56, Haritha S K via B4 Relay wrote:
> From: Haritha S K <haritha.k@oss.qualcomm.com>
> 
> Introduce a passive polling delay to ensure more than one
> "passive" thermal point is considered when throttling the GPU
> thermal zone.
> 
> Signed-off-by: Haritha S K <haritha.k@oss.qualcomm.com>
> ---
> Changes in v2:
> - Updated commit message.
> - Link to v1: https://patch.msgid.link/20260422-qcs615_gpu_cooling-v1-1-d5a984ac29e3@oss.qualcomm.com
> ---
>   arch/arm64/boot/dts/qcom/talos.dtsi | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
> index ff5afbfce2a4..8a3669b2d062 100644
> --- a/arch/arm64/boot/dts/qcom/talos.dtsi
> +++ b/arch/arm64/boot/dts/qcom/talos.dtsi
> @@ -5267,6 +5267,7 @@ cpu-critical {
>   
>   		gpu-thermal {
>   			thermal-sensors = <&tsens0 9>;
> +			polling-delay-passive = <200>;
>   
>   			trips {
>   				gpu_alert0: trip-point0 {
> 
> ---
> base-commit: bee6ea30c48788e18348309f891ed8afbf7702ac
> change-id: 20260422-qcs615_gpu_cooling-39650b7ff41d
> 
> Best regards,
> --
> Haritha S K <haritha.k@oss.qualcomm.com>
> 
> 

Gentle reminder to review this change.

-- 
Thanks & Regards
Haritha S K