From 1910f5851f8dda9e2c47ad42957ed2ce9a6a11df Mon Sep 17 00:00:00 2001
From: Ryan Houdek <Sonicadvance1@gmail.com>
Date: Wed, 21 Aug 2013 05:34:42 -0500
Subject: [PATCH] Make us capable of supporting driver specific issues(OSS
 versus official)

---
 Source/Core/VideoCommon/Src/DriverDetails.cpp | 39 ++++++++++++++++---
 Source/Core/VideoCommon/Src/DriverDetails.h   | 19 ++++++++-
 Source/Plugins/Plugin_VideoOGL/Src/Render.cpp |  8 ++--
 3 files changed, 56 insertions(+), 10 deletions(-)

diff --git a/Source/Core/VideoCommon/Src/DriverDetails.cpp b/Source/Core/VideoCommon/Src/DriverDetails.cpp
index 76cf08dce9..85b7d3a47f 100644
--- a/Source/Core/VideoCommon/Src/DriverDetails.cpp
+++ b/Source/Core/VideoCommon/Src/DriverDetails.cpp
@@ -20,6 +20,7 @@ namespace DriverDetails
 
 	// Local members
 	Vendor	m_vendor = VENDOR_UNKNOWN;
+	Driver	m_driver = DRIVER_UNKNOWN;
 	u32	m_devfamily = 0;
 	double	m_version = 0.0;
 
@@ -36,24 +37,52 @@ namespace DriverDetails
 	// Private function
 	void InitBugMap()
 	{
-		switch(m_vendor)
+		switch(m_driver)
 		{
-			case VENDOR_QUALCOMM:
+			case DRIVER_QUALCOMM:
 				for (unsigned int a = 0; a < (sizeof(m_qualcommbugs) / sizeof(BugInfo)); ++a)
 					m_bugs[std::make_pair(m_vendor, m_qualcommbugs[a].m_bug)] = m_qualcommbugs[a];
 			break;
-			case VENDOR_ARM:
 			default:
 			break;
 		}
 	}
 
-	void Init(Vendor vendor, const u32 devfamily, const double version)
+	void Init(Vendor vendor, Driver driver, const u32 devfamily, const double version)
 	{
 		m_vendor = vendor;
+		m_driver = driver;
 		m_devfamily = devfamily;
 		m_version = version;
-		InitBugMap();
+		InitBugMap();	
+		if (driver == DRIVER_UNKNOWN)
+			switch(vendor)
+			{
+				case VENDOR_NVIDIA:
+				case VENDOR_TEGRA:
+					m_driver = DRIVER_NVIDIA;
+				break;
+				case VENDOR_ATI:
+					m_driver = DRIVER_ATI;
+				break;
+				case VENDOR_INTEL:
+					m_driver = DRIVER_INTEL;
+				break;
+				case VENDOR_ARM:
+					m_driver = DRIVER_ARM;
+				break;
+				case VENDOR_QUALCOMM:
+					m_driver = DRIVER_QUALCOMM;
+				break;
+				case VENDOR_IMGTEC:
+					m_driver = DRIVER_IMGTEC;
+				break;
+				case VENDOR_VIVANTE:
+					m_driver = DRIVER_VIVANTE;
+				break;
+				default:
+				break;
+			}
 
 		for (auto it = m_bugs.begin(); it != m_bugs.end(); ++it)
 			if (it->second.m_devfamily == m_devfamily)
diff --git a/Source/Core/VideoCommon/Src/DriverDetails.h b/Source/Core/VideoCommon/Src/DriverDetails.h
index bfa9c572d0..1a434f695a 100644
--- a/Source/Core/VideoCommon/Src/DriverDetails.h
+++ b/Source/Core/VideoCommon/Src/DriverDetails.h
@@ -21,6 +21,23 @@ namespace DriverDetails
 		VENDOR_UNKNOWN
 	};
 
+	// Enum of known drivers
+	enum Driver
+	{
+		DRIVER_NVIDIA = 0, // Official Nvidia, including mobile GPU
+		DRIVER_NOUVEAU, // OSS nouveau
+		DRIVER_ATI, // Official Nvidia
+		DRIVER_RADEONHD, // OSS Radeon
+		DRIVER_INTEL, // Official Intel
+		DRIVER_ARM, // Official Mali driver
+		DRIVER_LIMA, // OSS Mali driver
+		DRIVER_QUALCOMM, // Official Adreno driver
+		DRIVER_FREEDRENO, // OSS Adreno driver
+		DRIVER_IMGTEC, // OSS PowerVR driver
+		DRIVER_VIVANTE, // Official vivante driver
+		DRIVER_UNKNOWN // Unknown driver, default to official hardware driver
+	};
+
 	// Enum of known bugs
 	// These can be vendor specific, but we put them all in here
 	// For putting a new bug in here, make sure to put a detailed comment above the enum
@@ -55,7 +72,7 @@ namespace DriverDetails
 	};
 	
 	// Initializes our internal vendor, device family, and driver version	
-	void Init(Vendor vendor, const u32 devfamily, const double version);
+	void Init(Vendor vendor, Driver driver, const u32 devfamily, const double version);
 	
 	// Once Vendor and driver version is set, this will return if it has the applicable bug passed to it.
 	bool HasBug(Bug bug);
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp b/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
index 126294b857..6bf201c771 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
@@ -269,17 +269,17 @@ void GLAPIENTRY ClearDepthf(GLfloat depthval)
 
 void InitDriverInfo()
 {
-	// Get Vendor
 	std::string svendor = std::string(g_ogl_config.gl_vendor);
 	std::string srenderer = std::string(g_ogl_config.gl_renderer);
 	DriverDetails::Vendor vendor = DriverDetails::VENDOR_UNKNOWN;
+	DriverDetails::Driver driver = DriverDetails::DRIVER_UNKNOWN;
 	u32 devfamily = 0;
 	double version = 0.0;
 
-	// Get Vendor first
+	// Get the vendor first
 	if (svendor == "NVIDIA Corporation" && srenderer != "NVIDIA Tegra")
 		vendor = DriverDetails::VENDOR_NVIDIA; 
-	else if (svendor == "ATI Technologies Inc.")
+	else if (svendor == "ATI Technologies Inc." || svendor == "Advanced Micro Devices, Inc.")
 		vendor = DriverDetails::VENDOR_ATI;
 	else if (std::string::npos != svendor.find("Intel"))
 		vendor = DriverDetails::VENDOR_INTEL;
@@ -317,7 +317,7 @@ void InitDriverInfo()
 		default:
 		break;
 	}
-	DriverDetails::Init(vendor, devfamily, version);
+	DriverDetails::Init(vendor, driver, devfamily, version);
 }
 
 // Init functions