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hwmon: (sch56xx-common) Replace msleep() with usleep_range()

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msleep(1) will often sleep more than 20ms, slowing down sensor
and watchdog reads/writes. Use usleep_range() as recommended
in timers-howto.rst to fix that.

Tested on a Fujitsu Esprimo P720.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20220131211935.3656-4-W_Armin@gmx.de
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Armin Wolf 2022-01-31 22:19:34 +01:00 committed by Guenter Roeck
parent 393935baa4
commit 799c3e1e53
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/sch56xx-common.c
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@ -139,7 +139,7 @@ static int sch56xx_send_cmd(u16 addr, u8 cmd, u16 reg, u8 v)
/* EM Interface Polling "Algorithm" */
for (i = 0; i < max_busy_polls + max_lazy_polls; i++) {
if (i >= max_busy_polls)
msleep(1);
usleep_range(1000, 2000);
/* Read Interrupt source Register */
val = inb(addr + 8);
/* Write Clear the interrupt source bits */