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| author | Vic Yang <victoryang@chromium.org> | 2012-08-03 11:30:15 +0800 |
|---|---|---|
| committer | Randall Spangler <rspangler@chromium.org> | 2012-08-03 16:54:34 -0700 |
| commit | 88bbe4e6c91dcee5bac6c37b28441a8d4f4a0872 (patch) | |
| tree | 1b7448535b3d7e98960bd644e53509fda653e788 | |
| parent | c1bcb14e84e1252a0313cd14b0df7666778fae0d (diff) | |
| download | chrome-ec-88bbe4e6c91dcee5bac6c37b28441a8d4f4a0872.tar.gz | |
Notify kernel when charge_full changes
This way kernel always know the current value of charge_full.
BUG=chrome-os-partner:11248
TEST=Check charge_full is updated when it changes
Original-Change-Id: I623d84a4d6e556097b9214672e016b0c2e6cfdb9
(cherry picked from commit 0083ce5bea953e7b29519585e6ee13d395e64354)
Change-Id: Ia3e78aaa058cd470cc914c9586869edd94a1dc6e
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/29220
| -rw-r--r-- | common/charge_state.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/common/charge_state.c b/common/charge_state.c index ba666e965e..177eaeedba 100644 --- a/common/charge_state.c +++ b/common/charge_state.c @@ -202,6 +202,15 @@ static int state_common(struct power_state_context *ctx) if (rv) curr->error |= F_BATTERY_STATE_OF_CHARGE; + if (batt->state_of_charge != prev->batt.state_of_charge) { + rv = battery_full_charge_capacity(&d); + if (!rv && d != *(int*)host_get_memmap(EC_MEMMAP_BATT_LFCC)) { + *(int*)host_get_memmap(EC_MEMMAP_BATT_LFCC) = d; + /* Notify host to re-read battery information */ + host_set_single_event(EC_HOST_EVENT_BATTERY); + } + } + /* Prevent deep discharging */ if (!curr->ac) if ((batt->state_of_charge < BATTERY_LEVEL_SHUTDOWN && |