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Subject[PATCH v2 1/1] ufs: core: Expand MCQ queue slot to DeviceQueueDepth + 1
Date
From: Naomi Chu <naomi.chu@mediatek.com>

Allow UFSHCI 4.0 controllers to fully utilize MCQ queue slots.

Signed-off-by: Naomi Chu <naomi.chu@mediatek.com>
---
drivers/ufs/core/ufs-mcq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c
index 2ba8ec254dce..5c75ab9d6bb5 100644
--- a/drivers/ufs/core/ufs-mcq.c
+++ b/drivers/ufs/core/ufs-mcq.c
@@ -436,7 +436,7 @@ int ufshcd_mcq_init(struct ufs_hba *hba)

for (i = 0; i < hba->nr_hw_queues; i++) {
hwq = &hba->uhq[i];
- hwq->max_entries = hba->nutrs;
+ hwq->max_entries = hba->nutrs + 1;
spin_lock_init(&hwq->sq_lock);
spin_lock_init(&hwq->cq_lock);
mutex_init(&hwq->sq_mutex);
--
2.18.0
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