From: Bartosz Golaszewski Date: Mon, 11 Apr 2016 18:57:21 +0000 (-0700) Subject: eeprom: at24: replace msleep() with usleep_range() X-Git-Tag: v4.14-rc1~3204^2~54 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1d98d0ec0ef3594901c2356773c191304703f17e;p=platform%2Fkernel%2Flinux-rpi.git eeprom: at24: replace msleep() with usleep_range() We cannot expect msleep(1) to actually sleep for a period shorter than 20 ms. Replace all calls to msleep() with usleep_range(). Signed-off-by: Bartosz Golaszewski Signed-off-by: Wolfram Sang --- diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 001a9af..6cc17b77 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -245,8 +245,7 @@ static ssize_t at24_eeprom_read(struct at24_data *at24, char *buf, if (status == count) return count; - /* REVISIT: at HZ=100, this is sloooow */ - msleep(1); + usleep_range(1000, 1500); } while (time_before(read_time, timeout)); return -ETIMEDOUT; @@ -365,8 +364,7 @@ static ssize_t at24_eeprom_write(struct at24_data *at24, const char *buf, if (status == count) return count; - /* REVISIT: at HZ=100, this is sloooow */ - msleep(1); + usleep_range(1000, 1500); } while (time_before(write_time, timeout)); return -ETIMEDOUT;