diff options
| author | Nitin Rawat <quic_nitirawa@quicinc.com> | 2023-09-05 08:23:59 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-09-14 04:15:40 +0300 |
| commit | 3091181beeefc37dd44b1a0f95015f4367b26a54 (patch) | |
| tree | acf499361e2fa822c45841ad7291ae70e19bc82d /drivers/ufs | |
| parent | a53dfc008353b6e1cb6a5d961f1679fb863ab6a1 (diff) | |
| download | linux-3091181beeefc37dd44b1a0f95015f4367b26a54.tar.xz | |
scsi: ufs: qcom: Align programing of unipro clk attributes
Currently CORE_CLK_1US_CYCLES, PA_VS_CORE_CLK_40NS_CYCLES are configured
in clk scaling post change ops. This is not aligning to HPG.
Move this to clk scaling pre change ops to align completely with hardware
specification.
Co-developed-by: Naveen Kumar Goud Arepalli <quic_narepall@quicinc.com>
Signed-off-by: Naveen Kumar Goud Arepalli <quic_narepall@quicinc.com>
Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
Link: https://lore.kernel.org/r/20230905052400.13935-5-quic_nitirawa@quicinc.com
Reviewed-by: Can Guo <quic_cang@quicinc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs')
| -rw-r--r-- | drivers/ufs/host/ufs-qcom.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index a4855f0b93b0..d437c75c8e14 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -1417,12 +1417,6 @@ static int ufs_qcom_set_core_clk_ctrl(struct ufs_hba *hba, bool is_scale_up) static int ufs_qcom_clk_scale_up_pre_change(struct ufs_hba *hba) { - /* nothing to do as of now */ - return 0; -} - -static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) -{ struct ufs_qcom_host *host = ufshcd_get_variant(hba); if (!ufs_qcom_cap_qunipro(host)) @@ -1432,6 +1426,11 @@ static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) return ufs_qcom_set_core_clk_ctrl(hba, true); } +static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) +{ + return 0; +} + static int ufs_qcom_clk_scale_down_pre_change(struct ufs_hba *hba) { struct ufs_qcom_host *host = ufshcd_get_variant(hba); |