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From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
To: Mark Brown <broonie@kernel.org>, Lee Jones <lee.jones@linaro.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Mayulong <mayulong1@huawei.com>,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH v5 12/21] staging: hikey9xx: hi6421v600-regulator: fix get_optimum_mode
Date: Thu, 21 Jan 2021 08:18:14 +0100	[thread overview]
Message-ID: <f087981eb695eaab8c301c42977a4aa884affbbf.1611212783.git.mchehab+huawei@kernel.org> (raw)
In-Reply-To: <cover.1611212783.git.mchehab+huawei@kernel.org>

During the driver refactor, a regression broke the logic inside
hi6421_spmi_regulator_get_optimum_mode(). Basically, if a LDO
has eco_uA == 0, it doesn't support economic mode. So, it should
return REGULATOR_MODE_NORMAL.

If economic mode is supported, it can return either
REGULATOR_MODE_IDLE or REGULATOR_MODE_NORMAL, depending on the
load current.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 drivers/staging/hikey9xx/hi6421v600-regulator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/hikey9xx/hi6421v600-regulator.c b/drivers/staging/hikey9xx/hi6421v600-regulator.c
index 9f096d4e46db..382a0b21643e 100644
--- a/drivers/staging/hikey9xx/hi6421v600-regulator.c
+++ b/drivers/staging/hikey9xx/hi6421v600-regulator.c
@@ -206,7 +206,7 @@ hi6421_spmi_regulator_get_optimum_mode(struct regulator_dev *rdev,
 {
 	struct hi6421_spmi_reg_info *sreg = rdev_get_drvdata(rdev);
 
-	if (load_uA || ((unsigned int)load_uA > sreg->eco_uA))
+	if (!sreg->eco_uA || ((unsigned int)load_uA > sreg->eco_uA))
 		return REGULATOR_MODE_NORMAL;
 
 	return REGULATOR_MODE_IDLE;
-- 
2.29.2


  parent reply	other threads:[~2021-01-21  7:25 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-21  7:18 [PATCH v5 00/21] Move Hisilicon 6421v600 SPMI driver set out of staging Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 01/21] staging: hikey9xx: hisilicon,hisi-spmi-controller.yaml fix bindings Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 02/21] staging: hikey9xx: hisilicon,hi6421-spmi-pmic.yaml: simplify props Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 03/21] staging: hikey9xx: hisi-spmi-controller: clean sparse warnings Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 04/21] staging: hikey9xx: hi6421v600-regulator: do some cleanups Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 05/21] staging: hikey9xx: hi6421v600-regulator: move LDO config from DT Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 06/21] staging: hikey9xx: hi6421v600-regulator: cleanup debug msgs Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 07/21] staging: hikey9xx: hi6421v600-regulator: get rid of an static data Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 08/21] staging: hikey9xx: hi6421v600-regulator: do some cleanups Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 09/21] staging: hikey9xx: hi6421v600-regulator: update copyright Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 10/21] staging: hikey9xx: hi6421v600-regulator: fix delay logic Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 11/21] staging: hikey9xx: hi6421v600-regulator: cleanup comments Mauro Carvalho Chehab
2021-01-21  7:18 ` Mauro Carvalho Chehab [this message]
2021-01-21  7:18 ` [PATCH v5 13/21] staging: hikey9xx: hisilicon,hi6421-spmi-pmic.yaml: cleanup a warning Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 14/21] staging: hikey9xx: spmi driver: convert to regmap Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 15/21] staging: hikey9xx: hi6421-spmi-pmic: update copyright Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 16/21] staging: hikey9xx: hi6421-spmi-pmic: simplify includes Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 17/21] staging: hikey9xx: hi6421v600-regulator: use some regmap helpers Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 18/21] spmi: hisi-spmi-controller: move driver from staging Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 19/21] mfd: hi6421-spmi-pmic: " Mauro Carvalho Chehab
2021-01-27 11:06   ` Lee Jones
2021-01-21  7:18 ` [PATCH v5 20/21] regulator: hi6421v600-regulator: move it " Mauro Carvalho Chehab
2021-01-21  7:18 ` [PATCH v5 21/21] dts: hisilicon: add support for the PMIC found on Hikey 970 Mauro Carvalho Chehab
2021-01-26 17:54 ` [PATCH v5 00/21] Move Hisilicon 6421v600 SPMI driver set out of staging Greg Kroah-Hartman
2021-01-26 17:57   ` Mark Brown
2021-01-26 18:02     ` Greg Kroah-Hartman
2021-01-26 18:11       ` Mark Brown
2021-01-27  8:57         ` Greg Kroah-Hartman
2021-01-27 10:08           ` Lee Jones
2021-01-27 10:19             ` Greg Kroah-Hartman
2021-01-27 17:41               ` Mauro Carvalho Chehab
2021-01-27 12:04           ` Mark Brown
2021-01-27 13:32             ` Greg Kroah-Hartman
2021-01-27 17:27               ` Mark Brown

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