diff options
| author | Devin Lu <Devin.Lu@quantatw.com> | 2021-09-10 13:55:44 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-09-16 05:15:36 +0000 |
| commit | e34fd7e9738560fe353d3dc69376cf0c84cc6469 (patch) | |
| tree | b8d11dd6d029d33665043eb5fd2842f02c19aa51 | |
| parent | 2ac419af01133b93023cb2775fab289765b1b248 (diff) | |
| download | chrome-ec-e34fd7e9738560fe353d3dc69376cf0c84cc6469.tar.gz | |
redrix: Set rpm deviation to 1%
Currently rpm deviation is 7%, it is too large to cause fan rpm
between actual and target is not accurate. This patch set lower
rpm deviation to 1%.
BUG=b:195673113
BRANCH=none
TEST=run ectool pwmsetfanrpm 4000 ~ 4500 rpm.
make sure fan actual rpm is accurate.
21-09-10 13:50:32.674 Fan 0 Actual: 4012 rpm
21-09-10 13:50:32.676 Fan 0 Target: 4000 rpm
21-09-10 13:51:28.618 Fan 0 Actual: 4130 rpm
21-09-10 13:51:28.620 Fan 0 Target: 4100 rpm
21-09-10 13:51:54.591 Fan 0 Actual: 4201 rpm
21-09-10 13:51:54.594 Fan 0 Target: 4200 rpm
21-09-10 13:52:28.177 Fan 0 Actual: 4330 rpm
21-09-10 13:52:28.179 Fan 0 Target: 4300 rpm
21-09-10 13:53:20.527 Fan 0 Actual: 4428 rpm
21-09-10 13:53:20.529 Fan 0 Target: 4400 rpm
21-09-10 13:54:12.183 Fan 0 Actual: 4509 rpm
21-09-10 13:54:12.186 Fan 0 Target: 4500 rpm
Signed-off-by: Devin Lu <Devin.Lu@quantatw.com>
Change-Id: I1282ecf3b305541c8f8ac7df59392de6fabeec1f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3153121
Reviewed-by: Boris Mittelberg <bmbm@google.com>
Commit-Queue: Boris Mittelberg <bmbm@google.com>
| -rw-r--r-- | board/redrix/board.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/board/redrix/board.h b/board/redrix/board.h index a0b571a7fc..091d4e7318 100644 --- a/board/redrix/board.h +++ b/board/redrix/board.h @@ -175,6 +175,7 @@ /* Fan features */ #define CONFIG_FANS FAN_CH_COUNT #define CONFIG_CUSTOM_FAN_CONTROL +#define RPM_DEVIATION 1 /* Charger defines */ #define CONFIG_CHARGER_BQ25720 |