[PATCH V5 01/11] scsi: ufs: qcom: add a new phy calibrate API call

Nitin Rawat
2025-05-15T16:27:51Z

Introduce a new phy calibrate API call in the UFS Qualcomm driver to
separate phy calibration from phy power-on. This change is a precursor
to the next patchset in this series, which requires these two operations
to be distinct.

Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
---
drivers/ufs/host/ufs-qcom.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 37887ec68412..23b4fc84dc8c 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -531,6 +531,12 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba)
goto out_disable_phy;
}

+ ret = phy_calibrate(phy);
+ if (ret) {
+ dev_err(hba->dev, "Failed to calibrate PHY: %d\n", ret);
+ goto out_disable_phy;
+ }
+
ufs_qcom_select_unipro_mode(host);

return 0;
--
2.48.1