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[v5,18/23] scsi: ufs: core: Add reinit_notify() callback

Message ID 20221222141001.54849-19-manivannan.sadhasivam@linaro.org
State Superseded
Headers show
Series ufs: qcom: Add HS-G4 support | expand

Commit Message

Manivannan Sadhasivam Dec. 22, 2022, 2:09 p.m. UTC 
reinit_notify() callback can be used by the UFS controller drivers to
perform changes required for UFSHCD reinit that can happen during max
gear switch.

Tested-by: Andrew Halaney <ahalaney@redhat.com> # Qdrive3/sa8540p-ride
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(+)

Comments

Bart Van Assche Dec. 31, 2022, 9:28 p.m. UTC | #1 
On 12/22/22 06:09, Manivannan Sadhasivam wrote:
> reinit_notify() callback can be used by the UFS controller drivers to
> perform changes required for UFSHCD reinit that can happen during max
> gear switch.

Reviewed-by: Bart Van Assche <bvanassche@acm.org>
diff mbox series

Patch

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..0a0b435f5c17 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 reinit of UFSHCD during max gear switch
  */
 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  */