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Message-Id: <20231202160227.766529-2-beanhuo@iokpp.de>
Date: Sat, 2 Dec 2023 17:02:25 +0100
From: Bean Huo <beanhuo@...pp.de>
To: avri.altman@....com, bvanassche@....org, alim.akhtar@...sung.com,
jejb@...ux.ibm.com, martin.petersen@...cle.com, mani@...nel.org,
quic_cang@...cinc.com, quic_asutoshd@...cinc.com,
beanhuo@...ron.com, thomas@...ch.de
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
mikebi@...ron.com, lporzio@...ron.com
Subject: [PATCH v3 1/3] scsi: ufs: core: Add ufshcd_is_ufs_dev_busy()
From: Bean Huo <beanhuo@...ron.com>
Add helper inline for retrieving whether UFS device is busy or not.
Signed-off-by: Bean Huo <beanhuo@...ron.com>
---
drivers/ufs/core/ufshcd.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 68d7da02944f..f88f20f27f93 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -235,6 +235,13 @@ ufs_get_desired_pm_lvl_for_dev_link_state(enum ufs_dev_pwr_mode dev_state,
return UFS_PM_LVL_0;
}
+static inline bool ufshcd_is_ufs_dev_busy(struct ufs_hba *hba)
+{
+ return (hba->clk_gating.active_reqs || hba->ufshcd_state != UFSHCD_STATE_OPERATIONAL ||
+ hba->outstanding_reqs || hba->outstanding_tasks || hba->active_uic_cmd ||
+ hba->uic_async_done);
+}
+
static const struct ufs_dev_quirk ufs_fixups[] = {
/* UFS cards deviations table */
{ .wmanufacturerid = UFS_VENDOR_MICRON,
@@ -1917,10 +1924,7 @@ static void ufshcd_gate_work(struct work_struct *work)
goto rel_lock;
}
- if (hba->clk_gating.active_reqs
- || hba->ufshcd_state != UFSHCD_STATE_OPERATIONAL
- || hba->outstanding_reqs || hba->outstanding_tasks
- || hba->active_uic_cmd || hba->uic_async_done)
+ if (ufshcd_is_ufs_dev_busy(hba))
goto rel_lock;
spin_unlock_irqrestore(hba->host->host_lock, flags);
--
2.34.1
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