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Diffstat (limited to 'Documentation/ABI/testing/sysfs-driver-ufs')
-rw-r--r-- | Documentation/ABI/testing/sysfs-driver-ufs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-ufs b/Documentation/ABI/testing/sysfs-driver-ufs index 228aa43e14ed..d5f44fc5b9dc 100644 --- a/Documentation/ABI/testing/sysfs-driver-ufs +++ b/Documentation/ABI/testing/sysfs-driver-ufs @@ -1426,6 +1426,17 @@ Description: This entry shows the status of WriteBooster buffer flushing If flushing is enabled, the device executes the flush operation when the command queue is empty. +What: /sys/bus/platform/drivers/ufshcd/*/wb_flush_threshold +What: /sys/bus/platform/devices/*.ufs/wb_flush_threshold +Date: June 2023 +Contact: Lu Hongfei <luhongfei@vivo.com> +Description: + wb_flush_threshold represents the threshold for flushing WriteBooster buffer, + whose value expressed in unit of 10% granularity, such as '1' representing 10%, + '2' representing 20%, and so on. + If avail_wb_buff < wb_flush_threshold, it indicates that WriteBooster buffer needs to + be flushed, otherwise it is not necessary. + What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/hpb_version What: /sys/bus/platform/devices/*.ufs/device_descriptor/hpb_version Date: June 2021 |