From 4ced1453cee7a3131459040efd57f73bfc77aece Mon Sep 17 00:00:00 2001
From: fishsoupisgood <github@madingley.org>
Date: Mon, 15 Jun 2020 14:02:42 +0100
Subject: guage code

---
 app/oled1.c | 55 ++++++++++++++++++++++++++-----------------------------
 1 file changed, 26 insertions(+), 29 deletions(-)

(limited to 'app/oled1.c')

diff --git a/app/oled1.c b/app/oled1.c
index 48c6167..cb1767d 100644
--- a/app/oled1.c
+++ b/app/oled1.c
@@ -24,17 +24,15 @@ start_dma (void)
 
   memcpy (dma_buf, vram_1, DMA_BUF_SZ);
 
-  if (ssd1306_cmds (I2C1, cmds, sizeof (cmds), 0))
-    {
-      oled_sad++;
-      return;
-    }
-
-  if (i2cp_start_transaction (I2C1, SSD1306_I2C_ADDRESS, I2C_WRITE))
-    {
-      oled_sad++;
-      return;
-    }
+  if (ssd1306_cmds (I2C1, cmds, sizeof (cmds), 0)) {
+    oled_sad++;
+    return;
+  }
+
+  if (i2cp_start_transaction (I2C1, SSD1306_I2C_ADDRESS, I2C_WRITE)) {
+    oled_sad++;
+    return;
+  }
 
   refresh_wdt = 0;
   dma_in_progress = 1;
@@ -47,16 +45,15 @@ start_dma (void)
 void
 dma1_channel6_isr (void)
 {
-  if (dma_in_progress)
-    {
-      i2cp1_stop_dma ();
+  if (dma_in_progress) {
+    i2cp1_stop_dma();
 
-      i2cp_stop (I2C1);
-      dma_in_progress = 0;
-    }
+    i2cp_stop (I2C1);
+    dma_in_progress = 0;
+  }
 
   if (refresh_enabled)
-    start_dma ();
+    start_dma();
 }
 
 void
@@ -72,19 +69,18 @@ oled1_ticker (void)
 
   refresh_wdt = 0;
 
-/*No refresh for 1s, restart everything */
+  /*No refresh for 1s, restart everything */
 
-  i2cp1_stop_dma ();
+  i2cp1_stop_dma();
   i2cp_stop (I2C1);
   dma_in_progress = 0;
 
-  if (oled_sad)
-    {
-      oled_sad = 0;
-      i2cp1_reset_sm ();
-    }
+  if (oled_sad) {
+    oled_sad = 0;
+    i2cp1_reset_sm();
+  }
 
-  start_dma ();
+  start_dma();
 
 }
 
@@ -92,7 +88,7 @@ void
 oled1_enable_refresh (void)
 {
   refresh_enabled = 1;
-  start_dma ();
+  start_dma();
 }
 
 
@@ -100,6 +96,7 @@ void
 oled1_disable_refresh (void)
 {
   refresh_enabled = 0;
+
   while (dma_in_progress);
 }
 
@@ -115,13 +112,13 @@ oled1_init (void)
   oled_generate_stream (vram_1);
 
   nvic_enable_irq (NVIC_DMA1_CHANNEL6_IRQ);
-  oled1_enable_refresh ();
+  oled1_enable_refresh();
 }
 
 
 void
 oled1_shutdown (void)
 {
-  oled1_disable_refresh ();
+  oled1_disable_refresh();
   oled_off (I2C1);
 }
-- 
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