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Commit 371a00ab authored by Subhash Jadavani's avatar Subhash Jadavani
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scsi: ufs-qcom: fix bug with read/modify write of UFS_CFG1 



ufs_qcom_print_hw_debug_reg_all() function is having a bug
where it might incorrectly modify undesired bits in UFS_CFG1 register,
this change fixes it.

Change-Id: I2605beeb41f3c319877f48e35723f597f7dfb9da
Signed-off-by: default avatarSubhash Jadavani <subhashj@codeaurora.org>
parent e170b405

drivers/scsi/ufs/ufs-qcom.c

+2 −1
Original line number Diff line number Diff line
@@ -2153,7 +2153,8 @@ void ufs_qcom_print_hw_debug_reg_all(struct ufs_hba *hba, void *priv, 
	reg = ufs_qcom_get_debug_reg_offset(host, UFS_UFS_DBG_RD_PRDT_RAM);

	print_fn(hba, reg, 64, "UFS_UFS_DBG_RD_PRDT_RAM ", priv);



	ufshcd_writel(hba, (reg & ~UFS_BIT(17)), REG_UFS_CFG1);

	/* clear bit 17 - UTP_DBG_RAMS_EN */

	ufshcd_rmwl(hba, UFS_BIT(17), 0, REG_UFS_CFG1);



	reg = ufs_qcom_get_debug_reg_offset(host, UFS_DBG_RD_REG_UAWM);

	print_fn(hba, reg, 4, "UFS_DBG_RD_REG_UAWM ", priv);