diff options
| -rw-r--r-- | drivers/ufs/core/ufshcd.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 9e6d008f4ea4..945253eb590e 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -4535,6 +4535,14 @@ static int ufshcd_get_max_pwr_mode(struct ufs_hba *hba) return -EINVAL; } + if (pwr_info->lane_rx != pwr_info->lane_tx) { + dev_err(hba->dev, "%s: asymmetric connected lanes. rx=%d, tx=%d\n", + __func__, + pwr_info->lane_rx, + pwr_info->lane_tx); + return -EINVAL; + } + /* * First, get the maximum gears of HS speed. * If a zero value, it means there is no HSGEAR capability. |