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drm/amdkfd: fix TLB flush after unmap for GFX9.4.2

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commit 1210e2f1033dc56b666c9f6dfb761a2d3f9f5d6c upstream.

TLB flush after unmap accidentially was removed on
gfx9.4.2. It is to add it back.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eric Huang 2024-03-20 15:53:47 -04:00 committed by Greg Kroah-Hartman
parent 0161191549
commit b691954c94
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
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@ -1349,7 +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, 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);
}