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From: Krzysztof Kozlowski <krzk@kernel.org>
To: "Sebastian Reichel" <sre@kernel.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Andrew F. Davis" <afd@ti.com>, "Pali Rohár" <pali@kernel.org>,
	"Dan Murphy" <dmurphy@ti.com>,
	"Krzysztof Kozlowski" <krzk@kernel.org>,
	linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 4/7] power: supply: bq27xxx: use BIT() for bit flags
Date: Tue,  8 Sep 2020 22:13:16 +0200	[thread overview]
Message-ID: <20200908201319.3567-4-krzk@kernel.org> (raw)
In-Reply-To: <20200908201319.3567-1-krzk@kernel.org>

BIT() is a preferred way to toggle bit-like flags: no problems with 32/64
bit systems, less chances for mistakes.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 drivers/power/supply/bq27xxx_battery.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index 2deac3fbb036..e971af43dd45 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -847,13 +847,14 @@ static struct bq27xxx_dm_reg bq27621_dm_regs[] = {
 
 #define bq27z561_dm_regs 0
 #define bq28z610_dm_regs 0
-
-#define BQ27XXX_O_ZERO	0x00000001
-#define BQ27XXX_O_OTDC	0x00000002 /* has OTC/OTD overtemperature flags */
-#define BQ27XXX_O_UTOT  0x00000004 /* has OT overtemperature flag */
-#define BQ27XXX_O_CFGUP	0x00000008
-#define BQ27XXX_O_RAM	0x00000010
-#define BQ27Z561_O_BITS	0x00000020
+#define bq34z100_dm_regs 0
+
+#define BQ27XXX_O_ZERO		BIT(0)
+#define BQ27XXX_O_OTDC		BIT(1) /* has OTC/OTD overtemperature flags */
+#define BQ27XXX_O_UTOT		BIT(2) /* has OT overtemperature flag */
+#define BQ27XXX_O_CFGUP		BIT(3)
+#define BQ27XXX_O_RAM		BIT(4)
+#define BQ27Z561_O_BITS		BIT(5)
 
 #define BQ27XXX_DATA(ref, key, opt) {		\
 	.opts = (opt),				\
-- 
2.17.1


  parent reply	other threads:[~2020-09-08 20:14 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-08 20:13 [PATCH 1/7] dt-bindings: power: bq27xxx: add bq34z100 Krzysztof Kozlowski
2020-09-08 20:13 ` [PATCH 2/7] power: supply: bq27xxx: report "not charging" on all types Krzysztof Kozlowski
2020-09-08 20:54   ` Dan Murphy
2020-09-09  6:35     ` Krzysztof Kozlowski
2020-09-08 20:13 ` [PATCH 3/7] power: supply: bq27xxx: adjust whitespace Krzysztof Kozlowski
2020-09-08 20:13 ` Krzysztof Kozlowski [this message]
2020-09-08 20:53   ` [PATCH 4/7] power: supply: bq27xxx: use BIT() for bit flags Dan Murphy
2020-09-09  6:38     ` Krzysztof Kozlowski
2020-09-08 20:13 ` [PATCH 5/7] power: supply: bq27xxx: add separate flag for single SoC register Krzysztof Kozlowski
2020-09-08 20:13 ` [PATCH 6/7] power: supply: bq27xxx: add separate flag for capacity inaccurate Krzysztof Kozlowski
2020-09-08 20:13 ` [PATCH 7/7] power: supply: bq27xxx: add support for TI bq34z100 Krzysztof Kozlowski
2020-09-15 17:12 ` [PATCH 1/7] dt-bindings: power: bq27xxx: add bq34z100 Rob Herring

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