From: Asutosh Das <asutoshd@codeaurora.org>
To: cang@codeaurora.org, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org
Cc: Asutosh Das <asutoshd@codeaurora.org>,
linux-arm-msm@vger.kernel.org, Andy Gross <agross@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Alim Akhtar <alim.akhtar@samsung.com>,
Avri Altman <avri.altman@wdc.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v1 2/2] ufs: qcom: Enable aggressive power collapse for ufs hba
Date: Mon, 26 Oct 2020 16:30:09 -0700 [thread overview]
Message-ID: <0716681006075e9eebbf0decd28505824e22d637.1603754932.git.asutoshd@codeaurora.org> (raw)
In-Reply-To: <ce0a3be9c685506803597fb770e37c099ae27232.1603754932.git.asutoshd@codeaurora.org>
In-Reply-To: <ce0a3be9c685506803597fb770e37c099ae27232.1603754932.git.asutoshd@codeaurora.org>
Enabling this capability to let hba power-collapse
more often to save power.
Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>
---
drivers/scsi/ufs/ufs-qcom.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
index f9d6ef3..9a19c6d 100644
--- 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 |
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
next prev parent reply other threads:[~2020-10-26 23:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-26 23:30 [PATCH v1 1/2] scsi: ufs: Put hba into LPM during clk gating Asutosh Das
2020-10-26 23:30 ` Asutosh Das [this message]
2020-10-27 2:06 ` [PATCH v1 2/2] ufs: qcom: Enable aggressive power collapse for ufs hba Can Guo
2020-10-27 1:53 ` [PATCH v1 1/2] scsi: ufs: Put hba into LPM during clk gating Stanley Chu
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