From: Stanley Chu <stanley.chu@mediatek.com>
To: <linux-scsi@vger.kernel.org>, <martin.petersen@oracle.com>,
<avri.altman@wdc.com>, <alim.akhtar@samsung.com>,
<pedrom.sousa@synopsys.com>, <sthumma@codeaurora.org>,
<jejb@linux.ibm.com>, <bvanassche@acm.org>
Cc: <linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>, <matthias.bgg@gmail.com>,
<evgreen@chromium.org>, <beanhuo@micron.com>,
<marc.w.gonzalez@free.fr>, <subhashj@codeaurora.org>,
<vivek.gautam@codeaurora.org>, <kuohong.wang@mediatek.com>,
<peter.wang@mediatek.com>, <chun-hung.wu@mediatek.com>,
<andy.teng@mediatek.com>, Stanley Chu <stanley.chu@mediatek.com>
Subject: [PATCH v1 3/3] scsi: ufs-mediatek: enable auto suspend capability
Date: Wed, 11 Sep 2019 17:41:30 +0800 [thread overview]
Message-ID: <1568194890-24439-4-git-send-email-stanley.chu@mediatek.com> (raw)
In-Reply-To: <1568194890-24439-1-git-send-email-stanley.chu@mediatek.com>
Enable auto suspend capability in MediaTek UFS driver.
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
drivers/scsi/ufs/ufs-mediatek.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 0f6ff33ce52e..b7b177c6194c 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -117,6 +117,11 @@ static int ufs_mtk_setup_clocks(struct ufs_hba *hba, bool on,
return ret;
}
+static void ufs_mtk_set_caps(struct ufs_hba *hba)
+{
+ hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND;
+}
+
/**
* ufs_mtk_init - find other essential mmio bases
* @hba: host controller instance
@@ -147,6 +152,8 @@ static int ufs_mtk_init(struct ufs_hba *hba)
if (err)
goto out_variant_clear;
+ ufs_mtk_set_caps(hba);
+
/*
* ufshcd_vops_init() is invoked after
* ufshcd_setup_clock(true) in ufshcd_hba_init() thus
--
2.18.0
next prev parent reply other threads:[~2019-09-11 9:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-11 9:41 [PATCH v1] scsi: allow auto suspend override by low-level driver Stanley Chu
2019-09-11 9:41 ` [PATCH v1 1/3] scsi: core: " Stanley Chu
2019-09-11 10:54 ` Avri Altman
2019-09-12 2:24 ` Stanley Chu
2019-09-11 9:41 ` [PATCH v1 2/3] scsi: ufs: override auto suspend tunables for ufs Stanley Chu
2019-09-11 10:56 ` Avri Altman
2019-09-12 5:37 ` Stanley Chu
2019-09-11 9:41 ` Stanley Chu [this message]
2019-09-11 10:58 ` [PATCH v1 3/3] scsi: ufs-mediatek: enable auto suspend capability Avri Altman
2019-09-12 5:39 ` Stanley Chu
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