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From:   Nitin Rawat <quic_nitirawa@quicinc.com>
To:     powen.kao@mediatek.com, bvanassche@acm.org,
        alim.akhtar@samsung.com, adrian.hunter@intel.com,
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Cc:     quic_ziqichen@quicinc.com, quic_nguyenb@quicinc.com,
        quic_narepall@quicinc.com, linux-scsi@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        Nitin Rawat <quic_nitirawa@quicinc.com>
Subject: [PATCH V1 1/2] scsi: ufs: core: Export ufshcd_is_hba_active
Date:   Wed, 26 Jul 2023 00:57:09 +0530
Message-Id: <20230725192710.26698-2-quic_nitirawa@quicinc.com>
In-Reply-To: <20230725192710.26698-1-quic_nitirawa@quicinc.com>
References: <20230725192710.26698-1-quic_nitirawa@quicinc.com>
Precedence: bulk

Export ufshcd_is_hba_active() to allow vendor driver modules
to check the state of host controller.

Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
---
 drivers/ufs/core/ufshcd.c | 3 ++-
 include/ufs/ufshcd.h      | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 983fae84d9e8..962aa5c1fe69 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -995,10 +995,11 @@ static inline void ufshcd_hba_start(struct ufs_hba *hba)
  *
  * Returns true if and only if the controller is active.
  */
-static inline bool ufshcd_is_hba_active(struct ufs_hba *hba)
+bool ufshcd_is_hba_active(struct ufs_hba *hba)
 {
 	return ufshcd_readl(hba, REG_CONTROLLER_ENABLE) & CONTROLLER_ENABLE;
 }
+EXPORT_SYMBOL_GPL(ufshcd_is_hba_active);

 u32 ufshcd_get_local_unipro_ver(struct ufs_hba *hba)
 {
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index 6dc11fa0ebb1..ef04c3363be8 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -1398,6 +1398,7 @@ int ufshcd_wb_toggle_buf_flush(struct ufs_hba *hba, bool enable);
 int ufshcd_suspend_prepare(struct device *dev);
 int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm);
 void ufshcd_resume_complete(struct device *dev);
+bool ufshcd_is_hba_active(struct ufs_hba *hba);

 /* Wrapper functions for safely calling variant operations */
 static inline int ufshcd_vops_init(struct ufs_hba *hba)
--
2.17.1