diff options
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-block | 2 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-ufs | 32 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-kernel-reboot | 10 |
3 files changed, 38 insertions, 6 deletions
diff --git a/Documentation/ABI/stable/sysfs-block b/Documentation/ABI/stable/sysfs-block index 3879963f0f01..11545c9e2e93 100644 --- a/Documentation/ABI/stable/sysfs-block +++ b/Documentation/ABI/stable/sysfs-block @@ -77,7 +77,7 @@ Description: What: /sys/block/<disk>/diskseq Date: February 2021 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: The /sys/block/<disk>/diskseq files reports the disk sequence number, which is a monotonically increasing diff --git a/Documentation/ABI/testing/sysfs-driver-ufs b/Documentation/ABI/testing/sysfs-driver-ufs index ae0191295d29..e36d2de16cbd 100644 --- a/Documentation/ABI/testing/sysfs-driver-ufs +++ b/Documentation/ABI/testing/sysfs-driver-ufs @@ -1604,3 +1604,35 @@ Description: prevent the UFS from frequently performing clock gating/ungating. The attribute is read/write. + +What: /sys/bus/platform/drivers/ufshcd/*/device_lvl_exception_count +What: /sys/bus/platform/devices/*.ufs/device_lvl_exception_count +Date: March 2025 +Contact: Bao D. Nguyen <quic_nguyenb@quicinc.com> +Description: + This attribute is applicable to ufs devices compliant to the + JEDEC specifications version 4.1 or later. The + device_lvl_exception_count is a counter indicating the number of + times the device level exceptions have occurred since the last + time this variable is reset. Writing a 0 value to this + attribute will reset the device_lvl_exception_count. If the + device_lvl_exception_count reads a positive value, the user + application should read the device_lvl_exception_id attribute to + know more information about the exception. + + The attribute is read/write. + +What: /sys/bus/platform/drivers/ufshcd/*/device_lvl_exception_id +What: /sys/bus/platform/devices/*.ufs/device_lvl_exception_id +Date: March 2025 +Contact: Bao D. Nguyen <quic_nguyenb@quicinc.com> +Description: + Reading the device_lvl_exception_id returns the + qDeviceLevelExceptionID attribute of the ufs device JEDEC + specification version 4.1. The definition of the + qDeviceLevelExceptionID is the ufs device vendor specific + implementation. Refer to the device manufacturer datasheet for + more information on the meaning of the qDeviceLevelExceptionID + attribute value. + + The attribute is read only. diff --git a/Documentation/ABI/testing/sysfs-kernel-reboot b/Documentation/ABI/testing/sysfs-kernel-reboot index e117aba46be0..52571fd5ddba 100644 --- a/Documentation/ABI/testing/sysfs-kernel-reboot +++ b/Documentation/ABI/testing/sysfs-kernel-reboot @@ -1,7 +1,7 @@ What: /sys/kernel/reboot Date: November 2020 KernelVersion: 5.11 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: Interface to set the kernel reboot behavior, similarly to what can be done via the reboot= cmdline option. (see Documentation/admin-guide/kernel-parameters.txt) @@ -9,25 +9,25 @@ Description: Interface to set the kernel reboot behavior, similarly to What: /sys/kernel/reboot/mode Date: November 2020 KernelVersion: 5.11 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: Reboot mode. Valid values are: cold warm hard soft gpio What: /sys/kernel/reboot/type Date: November 2020 KernelVersion: 5.11 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: Reboot type. Valid values are: bios acpi kbd triple efi pci What: /sys/kernel/reboot/cpu Date: November 2020 KernelVersion: 5.11 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: CPU number to use to reboot. What: /sys/kernel/reboot/force Date: November 2020 KernelVersion: 5.11 -Contact: Matteo Croce <mcroce@microsoft.com> +Contact: Matteo Croce <teknoraver@meta.com> Description: Don't wait for any other CPUs on reboot and avoid anything that could hang. |