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From:   Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To:     martin.petersen@oracle.com, jejb@linux.ibm.com,
        andersson@kernel.org, vkoul@kernel.org
Cc:     quic_cang@quicinc.com, quic_asutoshd@quicinc.com,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-phy@lists.infradead.org, linux-scsi@vger.kernel.org,
        dmitry.baryshkov@linaro.org, ahalaney@redhat.com,
        abel.vesa@linaro.org, alim.akhtar@samsung.com, avri.altman@wdc.com,
        bvanassche@acm.org,
        Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: [PATCH v4 18/23] scsi: ufs: core: Add reinit_notify() callback
Date:   Thu,  1 Dec 2022 23:13:23 +0530
Message-Id: <20221201174328.870152-19-manivannan.sadhasivam@linaro.org>
In-Reply-To: <20221201174328.870152-1-manivannan.sadhasivam@linaro.org>
References: <20221201174328.870152-1-manivannan.sadhasivam@linaro.org>
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reinit_notify() callback can be used by the UFS controllers to perform
changes required for UFS core reinit.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 drivers/ufs/core/ufshcd-priv.h | 6 ++++++
 include/ufs/ufshcd.h           | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/drivers/ufs/core/ufshcd-priv.h b/drivers/ufs/core/ufshcd-priv.h
index a9e8e1f5afe7..2ce3c98e0711 100644
--- a/drivers/ufs/core/ufshcd-priv.h
+++ b/drivers/ufs/core/ufshcd-priv.h
@@ -226,6 +226,12 @@ static inline void ufshcd_vops_config_scaling_param(struct ufs_hba *hba,
 		hba->vops->config_scaling_param(hba, p, data);
 }
 
+static inline void ufshcd_vops_reinit_notify(struct ufs_hba *hba)
+{
+	if (hba->vops && hba->vops->reinit_notify)
+		hba->vops->reinit_notify(hba);
+}
+
 extern const struct ufs_pm_lvl_states ufs_pm_lvl_states[];
 
 /**
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index 5cf81dff60aa..af8c95077d96 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -297,6 +297,7 @@ struct ufs_pwr_mode_info {
  * @config_scaling_param: called to configure clock scaling parameters
  * @program_key: program or evict an inline encryption key
  * @event_notify: called to notify important events
+ * @reinit_notify: called to notify UFS core reinit
  */
 struct ufs_hba_variant_ops {
 	const char *name;
@@ -335,6 +336,7 @@ struct ufs_hba_variant_ops {
 			       const union ufs_crypto_cfg_entry *cfg, int slot);
 	void	(*event_notify)(struct ufs_hba *hba,
 				enum ufs_event_type evt, void *data);
+	void	(*reinit_notify)(struct ufs_hba *);
 };
 
 /* clock gating state  */
-- 
2.25.1