From: Mitja Spes <mitja@lxnav.com>
Date: Fri, 21 Oct 2022 13:58:21 +0000 (+0200)
Subject: iio: pressure: ms5611: changed hardcoded SPI speed to value limited
X-Git-Tag: baikal/mips/sdk5.8.2~1846
X-Git-Url: https://git.baikalelectronics.ru/?a=commitdiff_plain;h=7aa84cfebe91b3b64a1b5b59e6300cb4c9dd038d;p=kernel.git

iio: pressure: ms5611: changed hardcoded SPI speed to value limited

commit 5a36ecc5f2b3b2327fe97e2f8cde8b3c711c324d upstream.

Don't hardcode the ms5611 SPI speed, limit it instead.

Signed-off-by: Mitja Spes <mitja@lxnav.com>
Fixes: 24c7e8d48af4 ("iio: pressure: add support for MS5611 pressure and temperature sensor")
Link: https://lore.kernel.org/r/20221021135827.1444793-3-mitja@lxnav.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/iio/pressure/ms5611_spi.c b/drivers/iio/pressure/ms5611_spi.c
index b463eaa799ab4..c3854594cd268 100644
--- a/drivers/iio/pressure/ms5611_spi.c
+++ b/drivers/iio/pressure/ms5611_spi.c
@@ -92,7 +92,7 @@ static int ms5611_spi_probe(struct spi_device *spi)
 	spi_set_drvdata(spi, indio_dev);
 
 	spi->mode = SPI_MODE_0;
-	spi->max_speed_hz = 20000000;
+	spi->max_speed_hz = min(spi->max_speed_hz, 20000000U);
 	spi->bits_per_word = 8;
 	ret = spi_setup(spi);
 	if (ret < 0)