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>

diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
index f9d6ef3565407cd6e8a2883543cfac9c83c6c9b7..9a19c6d15d3b8a9031dead201557262858896412 100644 (file)
--- a/drivers/scsi/ufs/ufs-qcom.c
+++ b/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 |