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[34.147.77.238]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ba4550468d6sm428078766b.52.2026.04.21.03.07.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Apr 2026 03:07:27 -0700 (PDT) From: Joshua Crofts To: jic23@kernel.org Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Joshua Crofts Subject: [PATCH v2 2/4] iio: magnetometer: ak8975: replace usleep_range() with fsleep() Date: Tue, 21 Apr 2026 10:07:20 +0000 Message-ID: <20260421100722.1296-3-joshua.crofts1@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260421100722.1296-1-joshua.crofts1@gmail.com> References: <20260421100722.1296-1-joshua.crofts1@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace usleep_range() calls with fsleep(), passing the minimum value required by the sensor for hardware delays. fsleep() automatically selects the optimal sleep mechanism, simplifying driver code and time management. Signed-off-by: Joshua Crofts --- drivers/iio/magnetometer/ak8975.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index a829bee4cf8..7c37faaa4d9 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -462,7 +462,8 @@ static int ak8975_power_on(const struct ak8975_data *data) * and the minimum wait time before mode setting is 100us, in * total 300us. Add some margin and say minimum 500us here. */ - usleep_range(500, 1000); + fsleep(500); + return 0; } @@ -552,7 +553,7 @@ static int ak8975_set_mode(struct ak8975_data *data, enum ak_ctrl_mode mode) data->cntl_cache = regval; /* After mode change wait at least 100us */ - usleep_range(100, 500); + fsleep(100); return 0; } -- 2.47.3