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
Cc: marc.w.gonzalez@free.fr, chun-hung.wu@mediatek.com,
kuohong.wang@mediatek.com, evgreen@chromium.org,
subhashj@codeaurora.org, linux-mediatek@lists.infradead.org,
peter.wang@mediatek.com, vivek.gautam@codeaurora.org,
matthias.bgg@gmail.com, sayalil@codeaurora.org,
Stanley Chu <stanley.chu@mediatek.com>,
linux-arm-kernel@lists.infradead.org, beanhuo@micron.com
Subject: [PATCH v4 1/5] scsi: ufs: Remove unused min_uA field in struct ufs_vreg
Date: Thu, 28 Mar 2019 17:16:23 +0800 [thread overview]
Message-ID: <1553764587-26357-2-git-send-email-stanley.chu@mediatek.com> (raw)
In-Reply-To: <1553764587-26357-1-git-send-email-stanley.chu@mediatek.com>
There are two fields related to regulator current limit in struct
ufs_vreg: "min_uA" and "max_uA".
"max_uA" is probed by "<name>-max-microamp" property from device
tree and used for
- regulator_set_load operations, and
- icc_level configuration in device.
However "min_uA" field is not used anywhere, thus we can remove it.
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Reviewed-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Acked-by: Alim Akhtar <alim.akhtar@samsung.com>
---
drivers/scsi/ufs/ufs.h | 1 -
drivers/scsi/ufs/ufshcd-pltfrm.c | 1 -
2 files changed, 2 deletions(-)
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index 21e4ccb5ba6e..99a9c4d16f6b 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -516,7 +516,6 @@ struct ufs_vreg {
bool enabled;
int min_uV;
int max_uV;
- int min_uA;
int max_uA;
};
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index 27213676329c..32cf8c56f029 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -164,7 +164,6 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name,
goto out;
}
- vreg->min_uA = 0;
if (!strcmp(name, "vcc")) {
if (of_property_read_bool(np, "vcc-supply-1p8")) {
vreg->min_uV = UFS_VREG_VCC_1P8_MIN_UV;
--
2.18.0
next prev parent reply other threads:[~2019-03-28 9:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-28 9:16 [PATCH v4 0/5] scsi: ufs: Fix regulator operations and remove "<name>-fixed-regulator" device tree property Stanley Chu
2019-03-28 9:16 ` Stanley Chu [this message]
2019-03-28 9:16 ` [PATCH v4 2/5] scsi: ufs: Avoid configuring regulator with undefined voltage range Stanley Chu
2019-03-28 9:16 ` [PATCH v4 3/5] scsi: ufs: Fix regulator load and icc-level configuration Stanley Chu
2019-03-28 9:16 ` [PATCH v4 4/5] scsi: ufs: Change "<name>-max-microamp" to non-mandatory property Stanley Chu
[not found] ` <1553764587-26357-1-git-send-email-stanley.chu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2019-03-28 9:16 ` [PATCH v4 5/5] scsi: ufs: Remove "<name>-fixed-regulator" device tree property Stanley Chu
2019-03-29 14:21 ` [PATCH v4 0/5] scsi: ufs: Fix regulator operations and remove " Martin K. Petersen
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