linux-kernel - [PATCH v1 01/12] iio: accel: adxl313: add debug register

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Message-Id: <20250518111321.75226-2-l.rubusch@gmail.com>
Date: Sun, 18 May 2025 11:13:10 +0000
From: Lothar Rubusch <l.rubusch@...il.com>
To: jic23@...nel.org,
	dlechner@...libre.com,
	nuno.sa@...log.com,
	andy@...nel.org,
	corbet@....net,
	lucas.p.stankus@...il.com,
	lars@...afoo.de,
	Michael.Hennerich@...log.com
Cc: linux-iio@...r.kernel.org,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Lothar Rubusch <l.rubusch@...il.com>
Subject: [PATCH v1 01/12] iio: accel: adxl313: add debug register

Add iio debug register for general sensor debugging.

Signed-off-by: Lothar Rubusch <l.rubusch@...il.com>
---
 drivers/iio/accel/adxl313_core.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/iio/accel/adxl313_core.c b/drivers/iio/accel/adxl313_core.c
index 4de0a41bd679..2f26da5857d4 100644
--- a/drivers/iio/accel/adxl313_core.c
+++ b/drivers/iio/accel/adxl313_core.c
@@ -321,10 +321,21 @@ static int adxl313_write_raw(struct iio_dev *indio_dev,
 	}
 }
 
+static int adxl313_reg_access(struct iio_dev *indio_dev, unsigned int reg,
+			      unsigned int writeval, unsigned int *readval)
+{
+	struct adxl313_data *data = iio_priv(indio_dev);
+
+	if (readval)
+		return regmap_read(data->regmap, reg, readval);
+	return regmap_write(data->regmap, reg, writeval);
+}
+
 static const struct iio_info adxl313_info = {
 	.read_raw	= adxl313_read_raw,
 	.write_raw	= adxl313_write_raw,
 	.read_avail	= adxl313_read_freq_avail,
+	.debugfs_reg_access = &adxl313_reg_access,
 };
 
 static int adxl313_setup(struct device *dev, struct adxl313_data *data,
-- 
2.39.5