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From: Dumitru Ceclan via B4 Relay <devnull+dumitru.ceclan.analog.com@kernel.org>
Date: Mon, 27 May 2024 20:02:39 +0300
Subject: [PATCH v3 6/6] iio: adc: ad7173: Reduce device info struct size
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To: Ceclan Dumitru <dumitru.ceclan@analog.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>, 
 Michael Hennerich <Michael.Hennerich@analog.com>, 
 Jonathan Cameron <jic23@kernel.org>, Rob Herring <robh@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>, David Lechner <dlechner@baylibre.com>, 
 linux-iio@vger.kernel.org, devicetree@vger.kernel.org, 
 linux-kernel@vger.kernel.org, Dumitru Ceclan <mitrutzceclan@gmail.com>
Reply-To: dumitru.ceclan@analog.com

From: Dumitru Ceclan <dumitru.ceclan@analog.com>

Reduce the size used by the device info struct by packing the bool
 fields within the same byte. This reduces the struct size from 52 bytes
 to 44 bytes.

Signed-off-by: Dumitru Ceclan <dumitru.ceclan@analog.com>
---
 drivers/iio/adc/ad7173.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/iio/adc/ad7173.c b/drivers/iio/adc/ad7173.c
index 328685ce25e0..e8357a21d513 100644
--- a/drivers/iio/adc/ad7173.c
+++ b/drivers/iio/adc/ad7173.c
@@ -179,15 +179,15 @@ struct ad7173_device_info {
 	unsigned int clock;
 	unsigned int id;
 	char *name;
-	bool has_current_inputs;
-	bool has_vcom_input;
-	bool has_temp;
+	bool has_current_inputs		:1;
+	bool has_vcom_input		:1;
+	bool has_temp			:1;
 	/* ((AVDD1 − AVSS)/5) */
-	bool has_common_input;
-	bool has_input_buf;
-	bool has_int_ref;
-	bool has_ref2;
-	bool higher_gpio_bits;
+	bool has_common_input		:1;
+	bool has_input_buf		:1;
+	bool has_int_ref		:1;
+	bool has_ref2			:1;
+	bool higher_gpio_bits		:1;
 	u8 num_gpios;
 };
 

-- 
2.43.0