From ff5fa0b7bda7c24c0b61b12b0cce33f1ef685d17 Mon Sep 17 00:00:00 2001 From: Chun-Hung Wu Date: Fri, 6 Oct 2023 15:05:42 +0800 Subject: [PATCH] FROMLIST: ufs: core: Expand MCQ queue slot to DeviceQueueDepth + 1 Allow UFSHCI 4.0 controllers to fully utilize MCQ queue slots. Bug: 307782690 Link: https://lore.kernel.org/all/20231101082402.20856-1-naomi.chu@mediatek.com/T/ Change-Id: Ib78db763ae5ff875c337774354de86e67f5017b8 Signed-off-by: Alice Chao Signed-off-by: Naomi Chu Signed-off-by: Chun-Hung Wu --- 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 64bad535f79f..bfcbe3f13d27 100644 --- a/drivers/ufs/core/ufs-mcq.c +++ b/drivers/ufs/core/ufs-mcq.c @@ -446,7 +446,7 @@ 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);