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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 21:00:37 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 21:00:37 +0000
commit94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch)
tree9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/ufs/host/ufs-qcom.h
parentAdding debian version 6.8.12-1. (diff)
downloadlinux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz
linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/ufs/host/ufs-qcom.h')
-rw-r--r--drivers/ufs/host/ufs-qcom.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/ufs/host/ufs-qcom.h b/drivers/ufs/host/ufs-qcom.h
index b9de170983..9dd9a391eb 100644
--- a/drivers/ufs/host/ufs-qcom.h
+++ b/drivers/ufs/host/ufs-qcom.h
@@ -151,10 +151,10 @@ static inline void ufs_qcom_assert_reset(struct ufs_hba *hba)
ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, UFS_PHY_SOFT_RESET, REG_UFS_CFG1);
/*
- * Dummy read to ensure the write takes effect before doing any sort
- * of delay
+ * Make sure assertion of ufs phy reset is written to
+ * register before returning
*/
- ufshcd_readl(hba, REG_UFS_CFG1);
+ mb();
}
static inline void ufs_qcom_deassert_reset(struct ufs_hba *hba)
@@ -162,10 +162,10 @@ static inline void ufs_qcom_deassert_reset(struct ufs_hba *hba)
ufshcd_rmwl(hba, UFS_PHY_SOFT_RESET, 0, REG_UFS_CFG1);
/*
- * Dummy read to ensure the write takes effect before doing any sort
- * of delay
+ * Make sure de-assertion of ufs phy reset is written to
+ * register before returning
*/
- ufshcd_readl(hba, REG_UFS_CFG1);
+ mb();
}
/* Host controller hardware version: major.minor.step */