linux-kernel - [PATCH] iio: adc: ad7380: remove unused oversampling

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Message-Id: <20250624-iio-adc-ad7380-remove-unused-oversampling_ratio-getter-v1-1-26cbee356860@baylibre.com>
Date: Tue, 24 Jun 2025 22:44:51 +0000
From: David Lechner <dlechner@...libre.com>
To: Michael Hennerich <michael.hennerich@...log.com>, 
 Nuno Sá <nuno.sa@...log.com>, 
 Jonathan Cameron <jic23@...nel.org>, Andy Shevchenko <andy@...nel.org>
Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 David Lechner <dlechner@...libre.com>
Subject: [PATCH] iio: adc: ad7380: remove unused oversampling_ratio getter

Remove a call to ad7380_get_osr() in ad7380_init_offload_msg. The
returned value is never used.

Signed-off-by: David Lechner <dlechner@...libre.com>
---
I wrote this a while back but it looks like it never got sent so here
it is now.
---
 drivers/iio/adc/ad7380.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/iio/adc/ad7380.c b/drivers/iio/adc/ad7380.c
index d96bd12dfea632b62475d6537c8d6601b042de1f..abcd4cc70074723303b9b67e2b89b0c4b43c6884 100644
--- a/drivers/iio/adc/ad7380.c
+++ b/drivers/iio/adc/ad7380.c
@@ -1165,7 +1165,6 @@ static int ad7380_init_offload_msg(struct ad7380_state *st,
 	struct spi_transfer *xfer = &st->offload_xfer;
 	struct device *dev = &st->spi->dev;
 	const struct iio_scan_type *scan_type;
-	int oversampling_ratio;
 	int ret;
 
 	scan_type = iio_get_current_scan_type(indio_dev,
@@ -1195,10 +1194,6 @@ static int ad7380_init_offload_msg(struct ad7380_state *st,
 		}
 	}
 
-	ret = ad7380_get_osr(st, &oversampling_ratio);
-	if (ret)
-		return ret;
-
 	xfer->bits_per_word = scan_type->realbits;
 	xfer->offload_flags = SPI_OFFLOAD_XFER_RX_STREAM;
 	xfer->len = AD7380_SPI_BYTES(scan_type) * st->chip_info->num_simult_channels;

---
base-commit: b57cb7c47e31244bef6612f271c5dc390f761e17
change-id: 20250624-iio-adc-ad7380-remove-unused-oversampling_ratio-getter-e54413627fe0

Best regards,
-- 
David Lechner <dlechner@...libre.com>