linux-kernel - [PATCH v6 5/6] iio: adc: mcp3911: avoid ambiguity parameters in macros

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Message-ID: <20230817120518.153728-5-marcus.folkesson@gmail.com>
Date:   Thu, 17 Aug 2023 14:05:17 +0200
From:   Marcus Folkesson <marcus.folkesson@...il.com>
To:     Marcus Folkesson <marcus.folkesson@...il.com>,
        Kent Gustavsson <kent@...oris.se>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Cosmin Tanislav <demonsingur@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        ChiYuan Huang <cy_huang@...htek.com>,
        Haibo Chen <haibo.chen@....com>,
        Ramona Bolboaca <ramona.bolboaca@...log.com>,
        Ibrahim Tilki <Ibrahim.Tilki@...log.com>,
        ChiaEn Wu <chiaen_wu@...htek.com>,
        William Breathitt Gray <william.gray@...aro.org>
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v6 5/6] iio: adc: mcp3911: avoid ambiguity parameters in macros

Name macro parameters after what they represent instead of 'x'.

Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---

Notes:
    v5:
        - New patch in this series
    v6:
        - change 'ch' to '(ch)'

 drivers/iio/adc/mcp3911.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c
index 06c8c5ac7781..9167f0ffa4e3 100644
--- a/drivers/iio/adc/mcp3911.c
+++ b/drivers/iio/adc/mcp3911.c
@@ -29,8 +29,8 @@
 #define MCP3911_REG_MOD			0x06
 #define MCP3911_REG_PHASE		0x07
 #define MCP3911_REG_GAIN		0x09
-#define MCP3911_GAIN_MASK(ch)		(GENMASK(2, 0) << 3 * ch)
-#define MCP3911_GAIN_VAL(ch, val)      ((val << 3 * ch) & MCP3911_GAIN_MASK(ch))
+#define MCP3911_GAIN_MASK(ch)		(GENMASK(2, 0) << 3 * (ch))
+#define MCP3911_GAIN_VAL(ch, val)      ((val << 3 * (ch)) & MCP3911_GAIN_MASK(ch))
 
 #define MCP3911_REG_STATUSCOM		0x0a
 #define MCP3911_STATUSCOM_DRHIZ		BIT(12)
@@ -51,8 +51,8 @@
 #define MCP3911_REG_GAINCAL_CH1		0x17
 #define MCP3911_REG_VREFCAL		0x1a
 
-#define MCP3911_CHANNEL(x)		(MCP3911_REG_CHANNEL0 + x * 3)
-#define MCP3911_OFFCAL(x)		(MCP3911_REG_OFFCAL_CH0 + x * 6)
+#define MCP3911_CHANNEL(ch)		(MCP3911_REG_CHANNEL0 + (ch) * 3)
+#define MCP3911_OFFCAL(ch)		(MCP3911_REG_OFFCAL_CH0 + (ch) * 6)
 
 /* Internal voltage reference in mV */
 #define MCP3911_INT_VREF_MV		1200
-- 
2.41.0