scsi: ufs: core: Remove redundant host_lock calls around UTMRLCLR

There is no need to serialize single read/write calls to the host
controller registers. Remove the redundant host_lock calls that protect
access to the task management request List cLear register: UTMRLCLR.

Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Avri Altman <avri.altman@wdc.com>
Link: https://lore.kernel.org/r/20241024075033.562562-3-avri.altman@wdc.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: avri-altman-sndk

drivers/ufs/core/ufshcd.c

@@ -6995,14 +6995,11 @@ static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag)
 {
 	int err = 0;
 	u32 mask = 1 << tag;
-	unsigned long flags;
 
 	if (!test_bit(tag, &hba->outstanding_tasks))
 		goto out;
 
-	spin_lock_irqsave(hba->host->host_lock, flags);
 	ufshcd_utmrl_clear(hba, tag);
-	spin_unlock_irqrestore(hba->host->host_lock, flags);
 
 	/* poll for max. 1 sec to clear door bell register by h/w */
 	err = ufshcd_wait_for_register(hba,