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| author |  Can Guo <quic_cang@quicinc.com>
| 2023-12-02 04:36:13 -0800 |
|---|---|---|
| committer |  Martin K. Petersen <martin.petersen@oracle.com>
| 2023-12-13 22:37:21 -0500 |
| commit | a68abdadfe13fa95a306363fa284b5cf0b79776d (patch) | |
| tree | f9bc0ca1ece295de7ea66292322a6840b46a0224 /drivers/ufs/host | |
| parent | scsi: ufs: ufs-qcom: Set initial PHY gear to max HS gear for HW ver 4 and newer (diff) | |
| download | linux-a68abdadfe13fa95a306363fa284b5cf0b79776d.tar.gz linux-a68abdadfe13fa95a306363fa284b5cf0b79776d.tar.bz2 linux-a68abdadfe13fa95a306363fa284b5cf0b79776d.zip | |
scsi: ufs: ufs-qcom: Check return value of phy_set_mode_ext()
In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext()
and stop proceeding if phy_set_mode_ext() fails.
Reviewed-by: Nitin Rawat <quic_nitirawa@quicinc.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Can Guo <quic_cang@quicinc.com>
Link: https://lore.kernel.org/r/1701520577-31163-8-git-send-email-quic_cang@quicinc.com
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs/host')
| -rw-r--r-- | drivers/ufs/host/ufs-qcom.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 543939c4c463..ee3f07a9e624 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -475,7 +475,9 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba) return ret; } - phy_set_mode_ext(phy, mode, host->phy_gear); + ret = phy_set_mode_ext(phy, mode, host->phy_gear); + if (ret) + goto out_disable_phy; /* power on phy - start serdes and phy's power and clocks */ ret = phy_power_on(phy); |