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

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This reverts commit 64b0fe4808.

It breaks the kernel abi so revert it for now.  We will add it back
later at the next kabi update.

Bug: 161946584
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I7319d8ed31cd6b7cb2e3e48b70b15b6109ac53fb
This commit is contained in:
Greg Kroah-Hartman
2022-04-12 16:35:33 +02:00
parent 990e8bd6d9
commit ab02bc73ec
1 changed files with 2 additions and 19 deletions
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21
drivers/scsi/ufs/ufshcd.c
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@@ -582,12 +582,7 @@ static void ufshcd_print_pwr_info(struct ufs_hba *hba)
"INVALID MODE",
};
/*
* 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",
dev_err(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,
@@ -5001,12 +4996,6 @@ 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);
@@ -7245,13 +7234,7 @@ 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) {
/*
* 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,
dev_err(hba->dev,
"%s: Regulator capability was not set, actvIccLevel=%d",
__func__, icc_level);
goto out;