diff options
| author | Randall Spangler <rspangler@chromium.org> | 2014-03-07 10:27:28 -0800 |
|---|---|---|
| committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2014-03-07 20:33:31 +0000 |
| commit | c42bf9940282bd9d92187b69a81b6ff2f012c1e2 (patch) | |
| tree | c4bd38f126d548ab55ef83d9d20ce92f9b595215 /driver/temp_sensor | |
| parent | ada635006d80064aa9aa2706838eb16d81832cd8 (diff) | |
| download | chrome-ec-c42bf9940282bd9d92187b69a81b6ff2f012c1e2.tar.gz | |
samus: Add host command to read raw tmp006 data
This is needed to calibrate the tmp006 remote sensor values.
BUG=chrome-os-partner:26581
BRANCH=none
TEST='ectool tmp006raw N' works for N=0,1,2,3
And fails with invalid param for N=4.
Data matches result of tmp006 ec console command.
Change-Id: I04ec093c7727b55caca7d02baaf373d1ff234731
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/189207
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Diffstat (limited to 'driver/temp_sensor')
| -rw-r--r-- | driver/temp_sensor/tmp006.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/driver/temp_sensor/tmp006.c b/driver/temp_sensor/tmp006.c index 7400beecf4..1299d5192b 100644 --- a/driver/temp_sensor/tmp006.c +++ b/driver/temp_sensor/tmp006.c @@ -324,6 +324,28 @@ DECLARE_HOST_COMMAND(EC_CMD_TMP006_SET_CALIBRATION, tmp006_set_calibration, EC_VER_MASK(0)); +int tmp006_get_raw(struct host_cmd_handler_args *args) +{ + const struct ec_params_tmp006_get_raw *p = args->params; + struct ec_response_tmp006_get_raw *r = args->response; + const struct tmp006_data_t *tdata; + + if (p->index >= TMP006_COUNT) + return EC_RES_INVALID_PARAM; + + tdata = tmp006_data + p->index; + + r->v = tdata->v; + r->t = tdata->t[(tdata->tidx - 1) & 0x3]; + + args->response_size = sizeof(*r); + + return EC_RES_SUCCESS; +} +DECLARE_HOST_COMMAND(EC_CMD_TMP006_GET_RAW, + tmp006_get_raw, + EC_VER_MASK(0)); + /*****************************************************************************/ /* Console commands */ |