From 0649da4cfb1944a089621fee75c6456e59834e03 Mon Sep 17 00:00:00 2001
From: Ani <ani-leo@outlook.com>
Date: Wed, 21 Aug 2024 18:53:49 +0100
Subject: [PATCH] vk: Add driver vendor V3DV (Broadcom on Mesa)

VK_DRIVER_ID_MESA_V3DV
---
 rpcs3/Emu/RSX/VK/VKCompute.cpp        | 1 +
 rpcs3/Emu/RSX/VK/VKHelpers.cpp        | 3 +++
 rpcs3/Emu/RSX/VK/VKRenderTargets.h    | 1 +
 rpcs3/Emu/RSX/VK/vkutils/chip_class.h | 3 ++-
 rpcs3/Emu/RSX/VK/vkutils/device.cpp   | 7 +++++++
 5 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/rpcs3/Emu/RSX/VK/VKCompute.cpp b/rpcs3/Emu/RSX/VK/VKCompute.cpp
index 69f85e7c38..cc0246f3e2 100644
--- a/rpcs3/Emu/RSX/VK/VKCompute.cpp
+++ b/rpcs3/Emu/RSX/VK/VKCompute.cpp
@@ -77,6 +77,7 @@ namespace vk
 				optimal_group_size = 128;
 				break;
 			case vk::driver_vendor::LAVAPIPE:
+			case vk::driver_vendor::V3DV:
 				// TODO: Actually bench this. Using 32 for now to match other common configurations.
 			case vk::driver_vendor::DOZEN:
 				// Actual optimal size depends on the D3D device. Use 32 since it should work well on both AMD and NVIDIA
diff --git a/rpcs3/Emu/RSX/VK/VKHelpers.cpp b/rpcs3/Emu/RSX/VK/VKHelpers.cpp
index b89bd97d29..ada6c13f2c 100644
--- a/rpcs3/Emu/RSX/VK/VKHelpers.cpp
+++ b/rpcs3/Emu/RSX/VK/VKHelpers.cpp
@@ -124,6 +124,9 @@ namespace vk
 		case driver_vendor::LAVAPIPE:
 			// This software device works well, with poor performance as the only downside
 			break;
+		case driver_vendor::V3DV:
+			// Broadcom GPUs need more testing, driver currently largely unstable
+			break;
 		case driver_vendor::DOZEN:
 			// This driver is often picked by mistake when the user meant to select something else. Complain loudly.
 #ifdef _WIN32
diff --git a/rpcs3/Emu/RSX/VK/VKRenderTargets.h b/rpcs3/Emu/RSX/VK/VKRenderTargets.h
index 2f4a81b104..e1d1d5230a 100644
--- a/rpcs3/Emu/RSX/VK/VKRenderTargets.h
+++ b/rpcs3/Emu/RSX/VK/VKRenderTargets.h
@@ -188,6 +188,7 @@ namespace vk
 			case driver_vendor::MVK:
 			case driver_vendor::DOZEN:
 			case driver_vendor::LAVAPIPE:
+			case driver_vendor::V3DV:
 				break;
 			}
 
diff --git a/rpcs3/Emu/RSX/VK/vkutils/chip_class.h b/rpcs3/Emu/RSX/VK/vkutils/chip_class.h
index d6dc990c69..c1dcfcb900 100644
--- a/rpcs3/Emu/RSX/VK/vkutils/chip_class.h
+++ b/rpcs3/Emu/RSX/VK/vkutils/chip_class.h
@@ -50,7 +50,8 @@ namespace vk
 		MVK,
 		DOZEN,
 		LAVAPIPE,
-		NVK
+		NVK,
+		V3DV
 	};
 
 	driver_vendor get_driver_vendor();
diff --git a/rpcs3/Emu/RSX/VK/vkutils/device.cpp b/rpcs3/Emu/RSX/VK/vkutils/device.cpp
index 6d14d7dffa..9f47f3ebda 100644
--- a/rpcs3/Emu/RSX/VK/vkutils/device.cpp
+++ b/rpcs3/Emu/RSX/VK/vkutils/device.cpp
@@ -265,6 +265,11 @@ namespace vk
 				return driver_vendor::LAVAPIPE;
 			}
 
+			if (gpu_name.find("V3D") != umax)
+			{
+				return driver_vendor::V3DV;
+			}
+
 			return driver_vendor::unknown;
 		}
 		else
@@ -288,6 +293,8 @@ namespace vk
 				return driver_vendor::LAVAPIPE;
 			case VK_DRIVER_ID_MESA_NVK:
 				return driver_vendor::NVK;
+			case VK_DRIVER_ID_MESA_V3DV:
+				return driver_vendor::V3DV;
 			default:
 				// Mobile?
 				return driver_vendor::unknown;