[PATCH v4 18/23] scsi: ufs: core: Add reinit_notify() callback

Manivannan Sadhasivam
2022-12-01T17:47:37Z

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