Free performance for AMD+Linux. Instead of disabling BaseVertex due t…

…o pinned_memory. Just disable pinned_memory for the ELEMENT_ARRAY_BUFFER type which has issues with baseVertex(ELEMENT_ARRAY_BUFFER)+pinned_memory. In my two tests with this, I went from 5FPS to 11FPS in one test, and 2FPS to 6FPS in another.

Source/Core/VideoBackends/OGL/Src/Render.cpp

@@ -472,8 +472,7 @@ Renderer::Renderer()
 	g_ogl_config.bSupportsGLSLCache = TO_BOOL(GLEW_ARB_get_program_binary);
 	g_ogl_config.bSupportsGLPinnedMemory = TO_BOOL(GLEW_AMD_pinned_memory);
 	g_ogl_config.bSupportsGLSync = TO_BOOL(GLEW_ARB_sync);
-	g_ogl_config.bSupportsGLBaseVertex = TO_BOOL(GLEW_ARB_draw_elements_base_vertex) &&
-						!DriverDetails::HasBug(DriverDetails::BUG_BROKENPINNEDMEMORY);
+	g_ogl_config.bSupportsGLBaseVertex = TO_BOOL(GLEW_ARB_draw_elements_base_vertex);
 	g_ogl_config.bSupportCoverageMSAA = TO_BOOL(GLEW_NV_framebuffer_multisample_coverage);
 	g_ogl_config.bSupportSampleShading = TO_BOOL(GLEW_ARB_sample_shading);
 	g_ogl_config.bSupportOGL31 = TO_BOOL(GLEW_VERSION_3_1);

Source/Core/VideoBackends/OGL/Src/StreamBuffer.cpp

@@ -40,7 +40,9 @@ StreamBuffer::StreamBuffer(u32 type, size_t size, StreamType uploadType)
 			m_uploadtype = BUFFERDATA;
 		else if(g_ogl_config.bSupportsGLSync && g_ActiveConfig.bHackedBufferUpload && (m_uploadtype & MAP_AND_RISK))
 			m_uploadtype = MAP_AND_RISK;
-		else if(g_ogl_config.bSupportsGLSync && g_ogl_config.bSupportsGLPinnedMemory && (m_uploadtype & PINNED_MEMORY))
+		else if(g_ogl_config.bSupportsGLSync && g_ogl_config.bSupportsGLPinnedMemory && 
+			!(DriverDetails::HasBug(DriverDetails::BUG_BROKENPINNEDMEMORY) && type == GL_ELEMENT_ARRAY_BUFFER) && 
+			(m_uploadtype & PINNED_MEMORY))
 			m_uploadtype = PINNED_MEMORY;
 		else if(nvidia && (m_uploadtype & BUFFERSUBDATA))
 			m_uploadtype = BUFFERSUBDATA;