[PATCH v2 14/17] scsi: ufs: qcom: Simplify ufs_qcom_{assert/deassert}_reset

From: Manivannan Sadhasivam
Date: Fri Dec 08 2023 - 02:01:05 EST


In both the functions, UFS_PHY_SOFT_RESET contains the mask of the reset
bit. So this can be passed directly as the value to be written for
asserting the reset. For deasserting, 0 can be passed.

This gets rid of the FIELD_PREP() inside these functions and also
UFS_PHY_RESET_{ENABLE/DISABLE} definitions.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
drivers/ufs/host/ufs-qcom.h | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/ufs/host/ufs-qcom.h b/drivers/ufs/host/ufs-qcom.h
index 53db424a0bcb..a109d3359db4 100644
--- a/drivers/ufs/host/ufs-qcom.h
+++ b/drivers/ufs/host/ufs-qcom.h
@@ -92,9 +92,6 @@ enum {
#define TEST_BUS_SEL GENMASK(22, 19)
#define UFS_REG_TEST_BUS_EN BIT(30)

-#define UFS_PHY_RESET_ENABLE 1
-#define UFS_PHY_RESET_DISABLE 0
-
/* bit definitions for REG_UFS_CFG2 register */
#define UAWM_HW_CGC_EN BIT(0)
#define UARM_HW_CGC_EN BIT(1)
@@ -157,8 +154,7 @@ ufs_qcom_get_controller_revision(struct ufs_hba *hba,

static inline void ufs_qcom_assert_reset(struct ufs_hba *hba)
{
- ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, FIELD_PREP(UFS_PHY_SOFT_RESET, UFS_PHY_RESET_ENABLE),
- REG_UFS_CFG1);
+ ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, UFS_PHY_SOFT_RESET, REG_UFS_CFG1);

/*
* Make sure assertion of ufs phy reset is written to
@@ -169,8 +165,7 @@ static inline void ufs_qcom_assert_reset(struct ufs_hba *hba)

static inline void ufs_qcom_deassert_reset(struct ufs_hba *hba)
{
- ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, FIELD_PREP(UFS_PHY_SOFT_RESET, UFS_PHY_RESET_DISABLE),
- REG_UFS_CFG1);
+ ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, 0, REG_UFS_CFG1);

/*
* Make sure de-assertion of ufs phy reset is written to
--
2.25.1