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Revert "Revert "scsi: ufs: Fix runtime PM messages never-ending cycle""

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This reverts commit ab02bc73ec.

It is no longer needed as we are able to update the abi at this point in
time.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I5a655c83ddbb6b70841f91e74924504ea6c320ec
This commit is contained in:
Greg Kroah-Hartman
2022-04-20 12:33:21 +02:00
committed by Todd Kjos
parent 87106f720f
commit f817274eea
1 changed files with 19 additions and 2 deletions
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21
drivers/scsi/ufs/ufshcd.c
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@@ -588,7 +588,12 @@ static void ufshcd_print_pwr_info(struct ufs_hba *hba)
"INVALID MODE",
};
dev_err(hba->dev, "%s:[RX, TX]: gear=[%d, %d], lane[%d, %d], pwr[%s, %s], rate = %d\n",
/*
* Using dev_dbg to avoid messages during runtime PM to avoid
* never-ending cycles of messages written back to storage by user space
* causing runtime resume, causing more messages and so on.
*/
dev_dbg(hba->dev, "%s:[RX, TX]: gear=[%d, %d], lane[%d, %d], pwr[%s, %s], rate = %d\n",
__func__,
hba->pwr_info.gear_rx, hba->pwr_info.gear_tx,
hba->pwr_info.lane_rx, hba->pwr_info.lane_tx,
@@ -5002,6 +5007,12 @@ static int ufshcd_slave_configure(struct scsi_device *sdev)
pm_runtime_get_noresume(&sdev->sdev_gendev);
else if (ufshcd_is_rpm_autosuspend_allowed(hba))
sdev->rpm_autosuspend = 1;
/*
* Do not print messages during runtime PM to avoid never-ending cycles
* of messages written back to storage by user space causing runtime
* resume, causing more messages and so on.
*/
sdev->silence_suspend = 1;
ufshcd_crypto_setup_rq_keyslot_manager(hba, q);
@@ -7240,7 +7251,13 @@ static u32 ufshcd_find_max_sup_active_icc_level(struct ufs_hba *hba,
if (!hba->vreg_info.vcc || !hba->vreg_info.vccq ||
!hba->vreg_info.vccq2) {
dev_err(hba->dev,
/*
* Using dev_dbg to avoid messages during runtime PM to avoid
* never-ending cycles of messages written back to storage by
* user space causing runtime resume, causing more messages and
* so on.
*/
dev_dbg(hba->dev,
"%s: Regulator capability was not set, actvIccLevel=%d",
__func__, icc_level);
goto out;