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scsi: ufs: core: mcq: Enable multi-circular queue

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Enable MCQ in the Host Controller.

Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Asutosh Das 2023-01-13 12:48:52 -08:00 committed by Martin K. Petersen
parent ed975065c3
commit eacb139b77
1 changed files with 6 additions and 0 deletions
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6
drivers/ufs/core/ufshcd.c
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@ -8455,6 +8455,12 @@ static void ufshcd_config_mcq(struct ufs_hba *hba)
hba->host->can_queue = hba->nutrs - UFSHCD_NUM_RESERVED;
hba->reserved_slot = hba->nutrs - UFSHCD_NUM_RESERVED;
/* Select MCQ mode */
ufshcd_writel(hba, ufshcd_readl(hba, REG_UFS_MEM_CFG) | 0x1,
REG_UFS_MEM_CFG);
hba->mcq_enabled = true;
dev_info(hba->dev, "MCQ configured, nr_queues=%d, io_queues=%d, read_queue=%d, poll_queues=%d, queue_depth=%d\n",
hba->nr_hw_queues, hba->nr_queues[HCTX_TYPE_DEFAULT],
hba->nr_queues[HCTX_TYPE_READ], hba->nr_queues[HCTX_TYPE_POLL],