diff options
Diffstat (limited to 'drivers/ufs')
| -rw-r--r-- | drivers/ufs/host/ufs-mediatek.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index 817d957512a3..03762ecaaaf8 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -1034,10 +1034,18 @@ static void ufs_mtk_vreg_set_lpm(struct ufs_hba *hba, bool lpm) if (!hba->vreg_info.vccq2 || !hba->vreg_info.vcc) return; - if (lpm && !hba->vreg_info.vcc->enabled) + /* Bypass LPM when device is still active */ + if (lpm && ufshcd_is_ufs_dev_active(hba)) + return; + + /* Bypass LPM if VCC is enabled */ + if (lpm && hba->vreg_info.vcc->enabled) + return; + + if (lpm) regulator_set_mode(hba->vreg_info.vccq2->reg, REGULATOR_MODE_IDLE); - else if (!lpm) + else regulator_set_mode(hba->vreg_info.vccq2->reg, REGULATOR_MODE_NORMAL); } |