diff options
| -rw-r--r-- | drivers/ufs/host/ufs-mediatek.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index bd6616598c33..1fb8a094d2af 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -1398,6 +1398,17 @@ static int ufs_mtk_pre_pwr_change(struct ufs_hba *hba, } } + /* if already configured to the requested pwr_mode, skip adapt */ + if (dev_req_params->gear_rx == hba->pwr_info.gear_rx && + dev_req_params->gear_tx == hba->pwr_info.gear_tx && + dev_req_params->lane_rx == hba->pwr_info.lane_rx && + dev_req_params->lane_tx == hba->pwr_info.lane_tx && + dev_req_params->pwr_rx == hba->pwr_info.pwr_rx && + dev_req_params->pwr_tx == hba->pwr_info.pwr_tx && + dev_req_params->hs_rate == hba->pwr_info.hs_rate) { + return ret; + } + if (dev_req_params->pwr_rx == FAST_MODE || dev_req_params->pwr_rx == FASTAUTO_MODE) { if (host->hw_ver.major >= 3) { |