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author | Gwendal Grignou <gwendal@chromium.org> | 2017-02-22 13:00:15 -0800 |
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committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2017-05-26 22:11:35 +0000 |
commit | 2fca4dfb4ac614909b488feea643e14684a903c6 (patch) | |
tree | a73fe608d2cd71fd4be46df72631e2d327982d10 | |
parent | db4242808a38cea83f294db66e1a591fab2b2bbb (diff) | |
download | chrome-ec-2fca4dfb4ac614909b488feea643e14684a903c6.tar.gz |
driver: kionix: Forgive i2c read failures while the acc is resetting
Port changes cl/288874 to generic kionix driver.
From cl/288874:
After we write SRST in CTRL2, there seems to be a period of time where the
accelerometer doesn't respond to i2c commmands. Instead of failing the init
just consider it as part of the timeout period.
BUG=chrome-os-partner:39269,chrome-os-partner:63146
TEST=make -j buildall
BRANCH=veyron,cave
Reviewed-on: https://chromium-review.googlesource.com/445973
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
(cherry picked from commit 4a34b0d88f6b0075ee66a18f4aa22325dc766eb6)
Change-Id: I2197aa7741d1482b76c7c07b0cb0c171aab86a59
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/446417
(cherry picked from commit 9af60bb7955a8bba0710798d1dcf2a4d2c2aae6b)
Reviewed-on: https://chromium-review.googlesource.com/517432
-rw-r--r-- | driver/accel_kionix.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/driver/accel_kionix.c b/driver/accel_kionix.c index dc4d159d4b..7cdcdc5813 100644 --- a/driver/accel_kionix.c +++ b/driver/accel_kionix.c @@ -501,11 +501,6 @@ static int init(const struct motion_sensor_t *s) msleep(1); ret = raw_read8(s->port, s->addr, reg, &val); - if (ret != EC_SUCCESS) { - mutex_unlock(s->mutex); - return ret; - } - /* Reset complete. */ if ((ret == EC_SUCCESS) && !(val & reset_field)) break; |