linux-kernel - [PATCH v3 38/41] iio: proximity: sx9500: make use of regmap_clear_bits(), regmap_set

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240617-review-v3-38-88d1338c4cca@baylibre.com>
Date: Mon, 17 Jun 2024 09:50:18 -0400
From: Trevor Gamblin <tgamblin@...libre.com>
To: Jonathan Cameron <jic23@...nel.org>, 
 Lars-Peter Clausen <lars@...afoo.de>, 
 Dmitry Rokosov <ddrokosov@...rdevices.ru>, 
 Michael Hennerich <Michael.Hennerich@...log.com>, 
 Cosmin Tanislav <cosmin.tanislav@...log.com>, Chen-Yu Tsai <wens@...e.org>, 
 Hans de Goede <hdegoede@...hat.com>, Ray Jui <rjui@...adcom.com>, 
 Scott Branden <sbranden@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>, 
 Martin Blumenstingl <martin.blumenstingl@...glemail.com>, 
 Saravanan Sekar <sravanhome@...il.com>, Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Nuno Sá <nuno.sa@...log.com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Jean-Baptiste Maneyrol <jmaneyrol@...ensense.com>, 
 Crt Mori <cmo@...exis.com>
Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev, 
 linux-amlogic@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
 linux-stm32@...md-mailman.stormreply.com, 
 Uwe Kleine-König <u.kleine-koenig@...libre.com>, 
 Trevor Gamblin <tgamblin@...libre.com>
Subject: [PATCH v3 38/41] iio: proximity: sx9500: make use of
 regmap_clear_bits(), regmap_set_bits()

Instead of using regmap_update_bits() and passing the mask twice, use
regmap_set_bits().

Instead of using regmap_update_bits() and passing val = 0, use
regmap_clear_bits().

Suggested-by: Uwe Kleine-König <u.kleine-koenig@...libre.com>
Signed-off-by: Trevor Gamblin <tgamblin@...libre.com>
---
 drivers/iio/proximity/sx9500.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c
index 550e7d3cd5ee..49f4ccd8a5c4 100644
--- a/drivers/iio/proximity/sx9500.c
+++ b/drivers/iio/proximity/sx9500.c
@@ -209,7 +209,7 @@ static int sx9500_inc_users(struct sx9500_data *data, int *counter,
 		/* Bit is already active, nothing to do. */
 		return 0;
 
-	return regmap_update_bits(data->regmap, reg, bitmask, bitmask);
+	return regmap_set_bits(data->regmap, reg, bitmask);
 }
 
 static int sx9500_dec_users(struct sx9500_data *data, int *counter,
@@ -220,7 +220,7 @@ static int sx9500_dec_users(struct sx9500_data *data, int *counter,
 		/* There are more users, do not deactivate. */
 		return 0;
 
-	return regmap_update_bits(data->regmap, reg, bitmask, 0);
+	return regmap_clear_bits(data->regmap, reg, bitmask);
 }
 
 static int sx9500_inc_chan_users(struct sx9500_data *data, int chan)
@@ -795,8 +795,8 @@ static int sx9500_init_compensation(struct iio_dev *indio_dev)
 	int i, ret;
 	unsigned int val;
 
-	ret = regmap_update_bits(data->regmap, SX9500_REG_PROX_CTRL0,
-				 SX9500_CHAN_MASK, SX9500_CHAN_MASK);
+	ret = regmap_set_bits(data->regmap, SX9500_REG_PROX_CTRL0,
+			      SX9500_CHAN_MASK);
 	if (ret < 0)
 		return ret;
 
@@ -815,8 +815,8 @@ static int sx9500_init_compensation(struct iio_dev *indio_dev)
 	}
 
 out:
-	regmap_update_bits(data->regmap, SX9500_REG_PROX_CTRL0,
-			   SX9500_CHAN_MASK, 0);
+	regmap_clear_bits(data->regmap, SX9500_REG_PROX_CTRL0,
+			  SX9500_CHAN_MASK);
 	return ret;
 }
 

-- 
2.45.2