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Diffstat (limited to 'Documentation/ABI/testing/sysfs-driver-ufs')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-ufs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-ufs b/Documentation/ABI/testing/sysfs-driver-ufs index 6b248abb1bd7..91de786f9a71 100644 --- a/Documentation/ABI/testing/sysfs-driver-ufs +++ b/Documentation/ABI/testing/sysfs-driver-ufs @@ -1417,6 +1417,15 @@ Description: This node is used to set or display whether UFS WriteBooster is platform that doesn't support UFSHCD_CAP_CLK_SCALING, we can disable/enable WriteBooster through this sysfs node. +What: /sys/bus/platform/drivers/ufshcd/*/enable_wb_buf_flush +What: /sys/bus/platform/devices/*.ufs/enable_wb_buf_flush +Date: July 2022 +Contact: Jinyoung Choi <j-young.choi@samsung.com> +Description: This entry shows the status of WriteBooster buffer flushing + and it can be used to enable or disable the flushing. + If flushing is enabled, the device executes the flush + operation when the command queue is empty. + What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/hpb_version What: /sys/bus/platform/devices/*.ufs/device_descriptor/hpb_version Date: June 2021 |