From b87422a86f4dd3b59ef91c3ce37945865a6cfbef Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Mon, 27 Apr 2020 22:07:21 -0400
Subject: VideoCore/GPU: Delegate subchannel engines to the dma pusher.

---
 src/video_core/dma_pusher.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/video_core/dma_pusher.h')

diff --git a/src/video_core/dma_pusher.h b/src/video_core/dma_pusher.h
index 6cef71306..e8b714e94 100644
--- a/src/video_core/dma_pusher.h
+++ b/src/video_core/dma_pusher.h
@@ -4,11 +4,13 @@
 
 #pragma once
 
+#include <array>
 #include <vector>
 #include <queue>
 
 #include "common/bit_field.h"
 #include "common/common_types.h"
+#include "video_core/engines/engine_interface.h"
 
 namespace Core {
 class System;
@@ -69,7 +71,13 @@ public:
 
     void DispatchCalls();
 
+    void BindSubchannel(Tegra::Engines::EngineInterface* engine, u32 subchannel_id) {
+        subchannels[subchannel_id] = engine;
+    }
+
 private:
+    static constexpr u32 non_puller_methods = 0x40;
+    static constexpr u32 max_subchannels = 8;
     bool Step();
 
     void SetState(const CommandHeader& command_header);
@@ -88,6 +96,7 @@ private:
         u32 method_count;      ///< Current method count
         u32 length_pending;    ///< Large NI command length pending
         bool non_incrementing; ///< Current command's NI flag
+        bool is_last_call;
     };
 
     DmaState dma_state{};
@@ -96,6 +105,8 @@ private:
     GPUVAddr dma_mget{};  ///< main pushbuffer last read address
     bool ib_enable{true}; ///< IB mode enabled
 
+    std::array<Tegra::Engines::EngineInterface*, max_subchannels> subchannels{};
+
     GPU& gpu;
     Core::System& system;
 };
-- 
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