| commit | 0e89b2fec748177899c1f9ebfbe87714ffa248eb | [log] [tgz] |
|---|---|---|
| author | Guenter Roeck <linux@roeck-us.net> | Mon Feb 26 12:46:52 2018 -0800 |
| committer | Wolfram Sang <wsa@the-dreams.de> | Fri Mar 02 11:16:52 2018 +0100 |
| tree | 5c9f4e59780ff08005f918b53ec1bfdf222eaaa0 | |
| parent | be5b928038ba1906f064290affb35bcd3bc74844 [diff] |
i2c: piix4: Use usleep_range() The piix4 i2c driver is extremely slow. Replacing msleep() with usleep_range() increases its speed substantially. Use sleep ranges similar to those used in the i2c-801 driver to keep things simple. Signed-off-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>