Messages in this thread Patch in this message | | | From | Bartosz Golaszewski <> | Subject | [PATCH 05/13] eeprom: at24: replace msleep() with usleep_range() | Date | Thu, 24 Mar 2016 15:45:59 +0100 |
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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 <bgolaszewski@baylibre.com> --- drivers/misc/eeprom/at24.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 9e01428..bc5be1e 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -240,8 +240,7 @@ 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; @@ -355,8 +354,7 @@ 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; -- 2.7.4
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