linux-kernel - [PATCH v3 10/41] iio: adc: fsl-imx25-gcq: make use of regmap_clear_bits(), regmap_set

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Message-Id: <20240617-review-v3-10-88d1338c4cca@baylibre.com>
Date: Mon, 17 Jun 2024 09:49:50 -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 10/41] iio: adc: fsl-imx25-gcq: 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/adc/fsl-imx25-gcq.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c
index b680690631db..b3f037510e35 100644
--- a/drivers/iio/adc/fsl-imx25-gcq.c
+++ b/drivers/iio/adc/fsl-imx25-gcq.c
@@ -87,13 +87,13 @@ static irqreturn_t mx25_gcq_irq(int irq, void *data)
 	regmap_read(priv->regs, MX25_ADCQ_SR, &stats);
 
 	if (stats & MX25_ADCQ_SR_EOQ) {
-		regmap_update_bits(priv->regs, MX25_ADCQ_MR,
-				   MX25_ADCQ_MR_EOQ_IRQ, MX25_ADCQ_MR_EOQ_IRQ);
+		regmap_set_bits(priv->regs, MX25_ADCQ_MR,
+				MX25_ADCQ_MR_EOQ_IRQ);
 		complete(&priv->completed);
 	}
 
 	/* Disable conversion queue run */
-	regmap_update_bits(priv->regs, MX25_ADCQ_CR, MX25_ADCQ_CR_FQS, 0);
+	regmap_clear_bits(priv->regs, MX25_ADCQ_CR, MX25_ADCQ_CR_FQS);
 
 	/* Acknowledge all possible irqs */
 	regmap_write(priv->regs, MX25_ADCQ_SR, MX25_ADCQ_SR_FRR |
@@ -115,11 +115,10 @@ static int mx25_gcq_get_raw_value(struct device *dev,
 	regmap_write(priv->regs, MX25_ADCQ_ITEM_7_0,
 		     MX25_ADCQ_ITEM(0, chan->channel));
 
-	regmap_update_bits(priv->regs, MX25_ADCQ_MR, MX25_ADCQ_MR_EOQ_IRQ, 0);
+	regmap_clear_bits(priv->regs, MX25_ADCQ_MR, MX25_ADCQ_MR_EOQ_IRQ);
 
 	/* Trigger queue for one run */
-	regmap_update_bits(priv->regs, MX25_ADCQ_CR, MX25_ADCQ_CR_FQS,
-			   MX25_ADCQ_CR_FQS);
+	regmap_set_bits(priv->regs, MX25_ADCQ_CR, MX25_ADCQ_CR_FQS);
 
 	time_left = wait_for_completion_interruptible_timeout(
 		&priv->completed, MX25_GCQ_TIMEOUT);
@@ -272,9 +271,8 @@ static int mx25_gcq_setup_cfgs(struct platform_device *pdev,
 				   MX25_ADCQ_CFG_REFN_MASK,
 				   refp | refn);
 	}
-	regmap_update_bits(priv->regs, MX25_ADCQ_CR,
-			   MX25_ADCQ_CR_FRST | MX25_ADCQ_CR_QRST,
-			   MX25_ADCQ_CR_FRST | MX25_ADCQ_CR_QRST);
+	regmap_set_bits(priv->regs, MX25_ADCQ_CR,
+			MX25_ADCQ_CR_FRST | MX25_ADCQ_CR_QRST);
 
 	regmap_write(priv->regs, MX25_ADCQ_CR,
 		     MX25_ADCQ_CR_PDMSK | MX25_ADCQ_CR_QSM_FQS);

-- 
2.45.2