From: Po-Wen Kao powen.kao@mediatek.com
[ Upstream commit 72a81bb0b6fc9b759ac0fdaca3ec5884a8b2f304 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- 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 937933d3f77c2..51b3c6ae781df 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;