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scsi: ufs: qcom: Enable aggressive power collapse for ufs HBA
author
Asutosh Das
<asutoshd@codeaurora.org>
Tue, 27 Oct 2020 19:10:37 +0000
(12:10 -0700)
committer
Martin K. Petersen
<martin.petersen@oracle.com>
Fri, 30 Oct 2020 01:57:19 +0000
(21:57 -0400)
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
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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 |