scsi: ufs: qcom: Enable aggressive power collapse for ufs HBA

Enabling this capability to let HBA power-collapse more often to save
power.

Link: https://lore.kernel.org/r/1306284ab2215425ca0a3d9c802574cbd6d35ea7.1603825776.git.asutoshd@codeaurora.org
Reviewed-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/ufs/ufs-qcom.c

@@ -863,6 +863,7 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba)
 	hba->caps |= UFSHCD_CAP_AUTO_BKOPS_SUSPEND;
 	hba->caps |= UFSHCD_CAP_WB_EN;
 	hba->caps |= UFSHCD_CAP_CRYPTO;
+	hba->caps |= UFSHCD_CAP_AGGR_POWER_COLLAPSE;
 
 	if (host->hw_ver.major >= 0x2) {
 		host->caps = UFS_QCOM_CAP_QUNIPRO |