Add a separate device memory manager (#6153)

* Add a separate device memory manager

* Still need this

* Device writes are always tracked

* Device writes are always tracked (2)

* Rename more instances of gmm to mm

src/Ryujinx.Graphics.Device/ISynchronizationManager.cs

@@ -0,0 +1,39 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Threading;
+
+namespace Ryujinx.Graphics.Device
+{
+    /// <summary>
+    /// Synchronization manager interface.
+    /// </summary>
+    public interface ISynchronizationManager
+    {
+        /// <summary>
+        /// Increment the value of a syncpoint with a given id.
+        /// </summary>
+        /// <param name="id">The id of the syncpoint</param>
+        /// <exception cref="System.ArgumentOutOfRangeException">Thrown when id >= MaxHardwareSyncpoints</exception>
+        /// <returns>The incremented value of the syncpoint</returns>
+        uint IncrementSyncpoint(uint id);
+
+        /// <summary>
+        /// Get the value of a syncpoint with a given id.
+        /// </summary>
+        /// <param name="id">The id of the syncpoint</param>
+        /// <exception cref="System.ArgumentOutOfRangeException">Thrown when id >= MaxHardwareSyncpoints</exception>
+        /// <returns>The value of the syncpoint</returns>
+        uint GetSyncpointValue(uint id);
+
+        /// <summary>
+        /// Wait on a syncpoint with a given id at a target threshold.
+        /// The callback will be called once the threshold is reached and will automatically be unregistered.
+        /// </summary>
+        /// <param name="id">The id of the syncpoint</param>
+        /// <param name="threshold">The target threshold</param>
+        /// <param name="timeout">The timeout</param>
+        /// <exception cref="System.ArgumentOutOfRangeException">Thrown when id >= MaxHardwareSyncpoints</exception>
+        /// <returns>True if timed out</returns>
+        bool WaitOnSyncpoint(uint id, uint threshold, TimeSpan timeout);
+    }
+}