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Bottomley" , "Martin K. Petersen" , Matthias Brugger CC: , , , , , , , , , , , Subject: [PATCH v4 3/5] scsi: ufs: core: Fix mcq nr_hw_queues Date: Tue, 7 Mar 2023 14:54:44 +0800 Message-ID: <20230307065448.15279-4-powen.kao@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230307065448.15279-1-powen.kao@mediatek.com> References: <20230307065448.15279-1-powen.kao@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230306_225528_385776_A21CCE61 X-CRM114-Status: GOOD ( 11.06 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Since MAXQ is 0 based value, add one to obtain number of hardware queue. Signed-off-by: Po-Wen Kao Reviewed-by: Bean Huo Reviewed-by: Manivannan Sadhasivam Reviewed-by: Bart Van Assche Reviewed-by: Stanley Chu --- drivers/ufs/core/ufs-mcq.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c index a39746b2a8be..c7b807f58dca 100644 --- a/drivers/ufs/core/ufs-mcq.c +++ b/drivers/ufs/core/ufs-mcq.c @@ -150,7 +150,8 @@ static int ufshcd_mcq_config_nr_queues(struct ufs_hba *hba) u32 hba_maxq, rem, tot_queues; struct Scsi_Host *host = hba->host; - hba_maxq = FIELD_GET(MAX_QUEUE_SUP, hba->mcq_capabilities); + /* maxq is 0 based value */ + hba_maxq = FIELD_GET(MAX_QUEUE_SUP, hba->mcq_capabilities) + 1; tot_queues = UFS_MCQ_NUM_DEV_CMD_QUEUES + read_queues + poll_queues + rw_queues;