[mynewt-core] branch master updated: Battery - Optional Start Delay (#1555)

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ccollins pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/mynewt-core.git


The following commit(s) were added to refs/heads/master by this push:
     new 49f8a35  Battery - Optional Start Delay (#1555)
49f8a35 is described below

commit 49f8a35da1a0cebdaec99a800c3bf37c6799eda8
Author: brolan-juul <33...@users.noreply.github.com>
AuthorDate: Thu Dec 6 17:39:09 2018 -0800

    Battery - Optional Start Delay (#1555)
    
    * Adding an optional delay before polling begins. This allows for certain fuel guages necessary bootup time.
    
    * Consolidating function to avoid duplicating code.
---
 hw/battery/include/battery/battery.h | 12 ++++++++++++
 hw/battery/src/battery.c             |  9 ++++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/hw/battery/include/battery/battery.h b/hw/battery/include/battery/battery.h
index 0b1093a..50500a3 100644
--- a/hw/battery/include/battery/battery.h
+++ b/hw/battery/include/battery/battery.h
@@ -221,6 +221,18 @@ char *battery_prop_get_name(const struct battery_property *prop, char *buf,
  */
 int battery_set_poll_rate_ms(struct os_dev *battery, uint32_t poll_rate);
 
+/**
+ * Set the battery poll rate with a starting delay
+ *
+ * @param The battery
+ * @param The poll rate in milliseconds
+ * @param Start delay before beginning to poll in milliseconds
+ *
+ * @return 0 on success, non-zero error code on failure.
+ */
+int battery_set_poll_rate_ms_delay(struct os_dev *battery, uint32_t poll_rate,
+        uint32_t start_delay);
+
 // =================================================================
 // ========================== BATTERY MANAGER ======================
 // =================================================================
diff --git a/hw/battery/src/battery.c b/hw/battery/src/battery.c
index e3f2ac3..2b13266 100644
--- a/hw/battery/src/battery.c
+++ b/hw/battery/src/battery.c
@@ -485,6 +485,13 @@ battery_mgr_poll_battery(struct battery *battery)
 int
 battery_set_poll_rate_ms(struct os_dev *battery, uint32_t poll_rate)
 {
+    return battery_set_poll_rate_ms_delay(battery, poll_rate, 0);
+}
+
+int
+battery_set_poll_rate_ms_delay(struct os_dev *battery, uint32_t poll_rate,
+    uint32_t start_delay)
+{
     struct battery *bat = (struct battery *)battery;
 
     if (bat == NULL) {
@@ -499,7 +506,7 @@ battery_set_poll_rate_ms(struct os_dev *battery, uint32_t poll_rate)
 
     bat->b_poll_rate = poll_rate;
     bat->b_next_run = os_time_get();
-    os_callout_reset(&battery_manager.bm_poll_callout, 0);
+    os_callout_reset(&battery_manager.bm_poll_callout, start_delay);
 
     return 0;
 }