From: Bitan Biswas <bbiswas@nvidia.com>
Date: Tue, 11 Jun 2019 10:51:12 +0000 (-0700)
Subject: i2c: tegra: fix msleep warning
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fbbe4941f0dd36b5d39a4a1796aca8ce1f8efdf5;p=linux.git

i2c: tegra: fix msleep warning

Fix checkpatch.pl WARNING for delay of approximately 1msec
in flush i2c FIFO polling loop by using usleep_range(1000, 2000):
WARNING: msleep < 20ms can sleep for up to 20ms; see ...
Documentation/timers/timers-howto.txt
+               msleep(1);

Signed-off-by: Bitan Biswas <bbiswas@nvidia.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
---

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 29e12cae55a42..e5d41b58c99d4 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -476,7 +476,7 @@ static int tegra_i2c_flush_fifos(struct tegra_i2c_dev *i2c_dev)
 			dev_warn(i2c_dev->dev, "timeout waiting for fifo flush\n");
 			return -ETIMEDOUT;
 		}
-		msleep(1);
+		usleep_range(1000, 2000);
 	}
 	return 0;
 }