scsi: docs: ABI: sysfs-driver-ufs: Add DeepSleep power mode
Update sysfs documentation for addition of DeepSleep power mode.
Link: https://lore.kernel.org/r/20210104155026.16417-1-adrian.hunter@intel.com
Fixes: fe1d4c2ebc
("scsi: ufs: Add DeepSleep feature")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -916,21 +916,24 @@ Date: September 2014
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Contact: Subhash Jadavani <subhashj@codeaurora.org>
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Contact: Subhash Jadavani <subhashj@codeaurora.org>
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Description: This entry could be used to set or show the UFS device
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Description: This entry could be used to set or show the UFS device
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runtime power management level. The current driver
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runtime power management level. The current driver
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implementation supports 6 levels with next target states:
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implementation supports 7 levels with next target states:
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== ====================================================
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== ====================================================
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0 an UFS device will stay active, an UIC link will
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0 UFS device will stay active, UIC link will
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stay active
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stay active
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1 an UFS device will stay active, an UIC link will
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1 UFS device will stay active, UIC link will
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hibernate
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hibernate
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2 an UFS device will moved to sleep, an UIC link will
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2 UFS device will be moved to sleep, UIC link will
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stay active
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stay active
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3 an UFS device will moved to sleep, an UIC link will
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3 UFS device will be moved to sleep, UIC link will
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hibernate
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hibernate
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4 an UFS device will be powered off, an UIC link will
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4 UFS device will be powered off, UIC link will
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hibernate
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hibernate
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5 an UFS device will be powered off, an UIC link will
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5 UFS device will be powered off, UIC link will
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be powered off
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be powered off
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6 UFS device will be moved to deep sleep, UIC link
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will be powered off. Note, deep sleep might not be
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supported in which case this value will not be accepted
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== ====================================================
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== ====================================================
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What: /sys/bus/platform/drivers/ufshcd/*/rpm_target_dev_state
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What: /sys/bus/platform/drivers/ufshcd/*/rpm_target_dev_state
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@ -954,21 +957,24 @@ Date: September 2014
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Contact: Subhash Jadavani <subhashj@codeaurora.org>
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Contact: Subhash Jadavani <subhashj@codeaurora.org>
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Description: This entry could be used to set or show the UFS device
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Description: This entry could be used to set or show the UFS device
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system power management level. The current driver
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system power management level. The current driver
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implementation supports 6 levels with next target states:
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implementation supports 7 levels with next target states:
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== ====================================================
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== ====================================================
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0 an UFS device will stay active, an UIC link will
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0 UFS device will stay active, UIC link will
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stay active
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stay active
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1 an UFS device will stay active, an UIC link will
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1 UFS device will stay active, UIC link will
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hibernate
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hibernate
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2 an UFS device will moved to sleep, an UIC link will
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2 UFS device will be moved to sleep, UIC link will
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stay active
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stay active
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3 an UFS device will moved to sleep, an UIC link will
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3 UFS device will be moved to sleep, UIC link will
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hibernate
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hibernate
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4 an UFS device will be powered off, an UIC link will
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4 UFS device will be powered off, UIC link will
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hibernate
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hibernate
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5 an UFS device will be powered off, an UIC link will
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5 UFS device will be powered off, UIC link will
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be powered off
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be powered off
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6 UFS device will be moved to deep sleep, UIC link
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will be powered off. Note, deep sleep might not be
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supported in which case this value will not be accepted
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== ====================================================
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== ====================================================
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What: /sys/bus/platform/drivers/ufshcd/*/spm_target_dev_state
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What: /sys/bus/platform/drivers/ufshcd/*/spm_target_dev_state
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