diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index fca05834eefc..c8c22b95c3ee 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -5028,7 +5028,8 @@ static int ufshcd_link_startup(struct ufs_hba *hba) * If UFS device isn't active then we will have to issue link startup * 2 times to make sure the device state move to active. */ - if (!ufshcd_is_ufs_dev_active(hba)) + if (!(hba->quirks & UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE) && + !ufshcd_is_ufs_dev_active(hba)) link_startup_again = true; link_startup: diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 52ea0ab437fe..bdc5564b16fb 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -687,6 +687,13 @@ enum ufshcd_quirks { * single doorbell mode. */ UFSHCD_QUIRK_BROKEN_LSDBS_CAP = 1 << 25, + + /* + * This quirk indicates that DME_LINKSTARTUP should not be issued a 2nd + * time (refer link_startup_again) after the 1st time was successful, + * because it causes link startup to become unreliable. + */ + UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE = 1 << 26, }; enum ufshcd_caps {