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authorPo-Wen Kao <powen.kao@mediatek.com>2023-05-04 18:44:51 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2023-05-17 04:07:26 +0300
commit72a81bb0b6fc9b759ac0fdaca3ec5884a8b2f304 (patch)
tree691ea26ef902f396827394dd8648cb46cad6e261 /drivers/ufs
parent06caeb536b2b21668efd2d6fa97c09461957b3a7 (diff)
downloadlinux-72a81bb0b6fc9b759ac0fdaca3ec5884a8b2f304.tar.xz
scsi: ufs: core: Fix MCQ nr_hw_queues
Since MAXQ is 0-based value, add one to obtain number of hardware queues. Signed-off-by: Po-Wen Kao <powen.kao@mediatek.com> Link: https://lore.kernel.org/r/20230504154454.26654-4-powen.kao@mediatek.com Reviewed-by: Bean Huo <beanhuo@micron.com> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs')
-rw-r--r--drivers/ufs/core/ufs-mcq.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c
index 937933d3f77c..51b3c6ae781d 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;