From c55ea574587d0fb7d89e4916d83de6966ce4f45f Mon Sep 17 00:00:00 2001
From: mrcodetastic <12006953+mrcodetastic@users.noreply.github.com>
Date: Fri, 19 Jul 2024 07:27:54 +0100
Subject: [PATCH] revert

---
 src/ESP32-HUB75-MatrixPanel-I2S-DMA.h         |  2 +-
 src/platforms/esp32s3/gdma_lcd_parallel16.cpp | 22 +------------------
 2 files changed, 2 insertions(+), 22 deletions(-)

diff --git a/src/ESP32-HUB75-MatrixPanel-I2S-DMA.h b/src/ESP32-HUB75-MatrixPanel-I2S-DMA.h
index 8e113fa..939c421 100644
--- a/src/ESP32-HUB75-MatrixPanel-I2S-DMA.h
+++ b/src/ESP32-HUB75-MatrixPanel-I2S-DMA.h
@@ -257,7 +257,7 @@ struct HUB75_I2S_CFG
     HZ_10M = 8000000,
     HZ_15M = 16000000, // for compatability
     HZ_16M = 16000000,
-    HZ_20M = 16000000 // for compatability  
+    HZ_20M = 20000000 // for compatability  
   };
 
   //
diff --git a/src/platforms/esp32s3/gdma_lcd_parallel16.cpp b/src/platforms/esp32s3/gdma_lcd_parallel16.cpp
index 93969ed..f8c0667 100644
--- a/src/platforms/esp32s3/gdma_lcd_parallel16.cpp
+++ b/src/platforms/esp32s3/gdma_lcd_parallel16.cpp
@@ -58,16 +58,6 @@
     return true;
   }  
 
-  // LCD end of transaction interrupt
-  static void IRAM_ATTR lcd_isr(void* arg) {                       
-
-    LCD_CAM.lc_dma_int_clr.lcd_trans_done_int_clr = 1;    
-    
-    previousBufferFree = true;
- 
-  }  
-
-
   lcd_cam_dev_t* getDev()
   {
     return &LCD_CAM;
@@ -269,21 +259,11 @@
     gdma_set_transfer_ability(dma_chan, &ability);    
 
     // Enable DMA transfer callback
-    /*
     static gdma_tx_event_callbacks_t tx_cbs = {
        // .on_trans_eof is literally the only gdma tx event type available
       .on_trans_eof = gdma_on_trans_eof_callback 
     };
     gdma_register_tx_event_callbacks(dma_chan, &tx_cbs, NULL);
-    */
-
-     //
-    // Enable Transaction Done interrupt
-    LCD_CAM.lc_dma_int_ena.lcd_trans_done_int_ena = 1;
-
-    // Allocate a level 1 intterupt: lowest priority, as ISR isn't urgent and may take a long time to complete
-    esp_intr_alloc(ETS_LCD_CAM_INTR_SOURCE, (int)(ESP_INTR_FLAG_IRAM | ESP_INTR_FLAG_LEVEL1), lcd_isr, NULL, NULL);
-
 
 
     // This uses a busy loop to wait for each DMA transfer to complete...
@@ -467,4 +447,4 @@
   } // end flip
 
 
-#endif
+#endif
\ No newline at end of file