From: jsg <jsg@openbsd.org>
Date: Mon, 9 Oct 2023 02:27:27 +0000 (+0000)
Subject: drm/amdkfd: Insert missing TLB flush on GFX10 and later
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=5187f4d666f89a7e20b2b48f1681e5ac08a4ffe2;p=openbsd

drm/amdkfd: Insert missing TLB flush on GFX10 and later

From Harish Kasiviswanathan
cdfcaa4e80430003dbba1bdb86f9fde5480ddbe5 in linux-6.1.y/6.1.56
edcfe22985d09ee8e2346c9217f5a52ab150099f in mainline linux
---

diff --git a/sys/dev/pci/drm/amd/amdkfd/kfd_priv.h b/sys/dev/pci/drm/amd/amdkfd/kfd_priv.h
index f374f112f7b..ec8a576ac5a 100644
--- a/sys/dev/pci/drm/amd/amdkfd/kfd_priv.h
+++ b/sys/dev/pci/drm/amd/amdkfd/kfd_priv.h
@@ -1349,8 +1349,7 @@ void kfd_flush_tlb(struct kfd_process_device *pdd, enum TLB_FLUSH_TYPE type);
 
 static inline bool kfd_flush_tlb_after_unmap(struct kfd_dev *dev)
 {
-	return KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 3) ||
-	       KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 2) ||
+	return KFD_GC_VERSION(dev) > IP_VERSION(9, 4, 2) ||
 	       (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 1) && dev->sdma_fw_version >= 18) ||
 	       KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 0);
 }