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 <alice.chao@mediatek.com>
Signed-off-by: Naomi Chu <naomi.chu@mediatek.com>
Signed-off-by: Chun-Hung Wu <chun-hung.wu@mediatek.com>
This commit is contained in:
Chun-Hung Wu 2023-10-06 15:05:42 +08:00 committed by Todd Kjos
parent 4bbeaddf9a
commit ff5fa0b7bd

View File

@ -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);