diff mbox series

[V7,4/5] scsi: ufs: qcom: Align programing of unipro clk attributes

Message ID 20230904152100.30404-5-quic_nitirawa@quicinc.com
State New
Headers show
Series scsi: ufs: qcom: Align programming sequence as per HW spec | expand

Commit Message

Nitin Rawat Sept. 4, 2023, 3:20 p.m. UTC 
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>
---
 drivers/ufs/host/ufs-qcom.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

--
2.17.1
diff mbox series

Patch

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
@@ -1416,12 +1416,6 @@  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);

@@ -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);