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authorYijie Yang <yijie.yang@oss.qualcomm.com>2026-08-11 16:46:47 +0800
committerRob Herring (Arm) <robh@kernel.org>2026-08-15 15:46:52 -0500
commite1c13aed4a1641550e8c9518c96f016e1d52d09b (patch)
tree61c2297688373db165cc857b7c7adcb147a5c419 /Documentation/ABI/testing/sysfs-class-vduse
downloadlinux-stable-e1c13aed4a1641550e8c9518c96f016e1d52d09b.tar.gz
linux-stable-e1c13aed4a1641550e8c9518c96f016e1d52d09b.zip
dt-bindings: interconnect: qcom-bwmon: Add Maili cpu-bwmon compatiblegrafted
Add the Qualcomm Maili SoC compatible string for the CPU bandwidth monitor (BWMONv4). This falls back to the sdm845-bwmon compatible, consistent with the existing pattern used by other recent SoCs such as sm8750 and kaanapali. Signed-off-by: Yijie Yang <yijie.yang@oss.qualcomm.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Reviewed-by: Jingyi Wang <jingyi.wang@oss.qualcomm.com> Link: https://patch.msgid.link/20260811-bwmon-v2-1-80f7f150ab9e@oss.qualcomm.com Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
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+What: /sys/class/vduse/
+Date: Oct 2021
+KernelVersion: 5.15
+Contact: Yongji Xie <xieyongji@bytedance.com>
+Description:
+ The vduse/ class sub-directory belongs to the VDUSE
+ framework and provides a sysfs interface for configuring
+ VDUSE devices.
+
+What: /sys/class/vduse/control/
+Date: Oct 2021
+KernelVersion: 5.15
+Contact: Yongji Xie <xieyongji@bytedance.com>
+Description:
+ This directory entry is created for the control device
+ of VDUSE framework.
+
+What: /sys/class/vduse/<device-name>/
+Date: Oct 2021
+KernelVersion: 5.15
+Contact: Yongji Xie <xieyongji@bytedance.com>
+Description:
+ This directory entry is created when a VDUSE device is
+ created via the control device.
+
+What: /sys/class/vduse/<device-name>/msg_timeout
+Date: Oct 2021
+KernelVersion: 5.15
+Contact: Yongji Xie <xieyongji@bytedance.com>
+Description:
+ (RW) The timeout (in seconds) for waiting for the control
+ message's response from userspace. Default value is 30s.
+ Writing a '0' to the file means to disable the timeout.