From 83c1ebf4b7bf3bac4d88089dd78586137cf67747 Mon Sep 17 00:00:00 2001
From: ivmarkov <ivan.markov@gmail.com>
Date: Sun, 25 Sep 2022 12:00:51 +0300
Subject: [PATCH] Native delay API does not need self

---
 examples/i2c_ssd1306.rs | 5 -----
 src/delay.rs            | 4 ++--
 2 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/examples/i2c_ssd1306.rs b/examples/i2c_ssd1306.rs
index 4f066acd7..34ccf0e72 100644
--- a/examples/i2c_ssd1306.rs
+++ b/examples/i2c_ssd1306.rs
@@ -9,11 +9,6 @@
 //! For this example you need to hook up an SSD1306 I2C display.
 //! The display will flash black and white.
 
-use std::thread;
-use std::time::Duration;
-
-use embedded_hal::i2c::blocking::I2c;
-
 use esp_idf_hal::delay::{FreeRtos, BLOCK};
 use esp_idf_hal::i2c::*;
 use esp_idf_hal::peripherals::Peripherals;
diff --git a/src/delay.rs b/src/delay.rs
index c149e8d26..3565c5f64 100644
--- a/src/delay.rs
+++ b/src/delay.rs
@@ -133,13 +133,13 @@ impl embedded_hal::delay::blocking::DelayUs for Ets {
 pub struct FreeRtos;
 
 impl FreeRtos {
-    fn delay_us(us: u32) {
+    pub fn delay_us(us: u32) {
         let ms = us / 1000;
 
         Self::delay_ms(ms);
     }
 
-    fn delay_ms(ms: u32) {
+    pub fn delay_ms(ms: u32) {
         // divide by tick length, rounding up
         let ticks = ms.saturating_add(portTICK_PERIOD_MS - 1) / portTICK_PERIOD_MS;