diff mbox series

[v6,04/11] scsi: ufs: core: Introduce ufshcd_process_probe_result()

Message ID 20241016201249.2256266-5-bvanassche@acm.org (mailing list archive)
State Accepted
Headers show
Series Combine the two UFS driver scsi_add_host() calls | expand

Commit Message

Bart Van Assche Oct. 16, 2024, 8:12 p.m. UTC 
Prepare for moving a ufshcd_device_init() call from inside
ufshcd_probe_hba() into the ufshcd_probe_hba() callers by introducing
the function ufshcd_process_probe_result(). No functionality has been
changed.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
---
 drivers/ufs/core/ufshcd.c | 35 ++++++++++++++++++++++++-----------
 1 file changed, 24 insertions(+), 11 deletions(-)
diff mbox series

Patch

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 17604397aaba..724060a9eae7 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -7684,6 +7684,29 @@  static int ufshcd_abort(struct scsi_cmnd *cmd)
 	return err;
 }
 
+/**
+ * ufshcd_process_probe_result - Process the ufshcd_probe_hba() result.
+ * @hba: UFS host controller instance.
+ * @probe_start: time when the ufshcd_probe_hba() call started.
+ * @ret: ufshcd_probe_hba() return value.
+ */
+static void ufshcd_process_probe_result(struct ufs_hba *hba,
+					ktime_t probe_start, int ret)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(hba->host->host_lock, flags);
+	if (ret)
+		hba->ufshcd_state = UFSHCD_STATE_ERROR;
+	else if (hba->ufshcd_state == UFSHCD_STATE_RESET)
+		hba->ufshcd_state = UFSHCD_STATE_OPERATIONAL;
+	spin_unlock_irqrestore(hba->host->host_lock, flags);
+
+	trace_ufshcd_init(dev_name(hba->dev), ret,
+			  ktime_to_us(ktime_sub(ktime_get(), probe_start)),
+			  hba->curr_dev_pwr_mode, hba->uic_link_state);
+}
+
 /**
  * ufshcd_host_reset_and_restore - reset and restore host controller
  * @hba: per-adapter instance
@@ -8850,7 +8873,6 @@  static int ufshcd_device_init(struct ufs_hba *hba, bool init_dev_params)
 static int ufshcd_probe_hba(struct ufs_hba *hba, bool init_dev_params)
 {
 	ktime_t start = ktime_get();
-	unsigned long flags;
 	int ret;
 
 	ret = ufshcd_device_init(hba, init_dev_params);
@@ -8896,16 +8918,7 @@  static int ufshcd_probe_hba(struct ufs_hba *hba, bool init_dev_params)
 	ufshcd_configure_auto_hibern8(hba);
 
 out:
-	spin_lock_irqsave(hba->host->host_lock, flags);
-	if (ret)
-		hba->ufshcd_state = UFSHCD_STATE_ERROR;
-	else if (hba->ufshcd_state == UFSHCD_STATE_RESET)
-		hba->ufshcd_state = UFSHCD_STATE_OPERATIONAL;
-	spin_unlock_irqrestore(hba->host->host_lock, flags);
-
-	trace_ufshcd_init(dev_name(hba->dev), ret,
-		ktime_to_us(ktime_sub(ktime_get(), start)),
-		hba->curr_dev_pwr_mode, hba->uic_link_state);
+	ufshcd_process_probe_result(hba, start, ret);
 	return ret;
 }