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nvk: Add an NVK_DEBUG=gart flag

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31295>
This commit is contained in:
Faith Ekstrand 2024-09-20 18:10:33 -05:00
parent 611b0bb73d
commit 1b4e100779
3 changed files with 7 additions and 0 deletions
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3
src/nouveau/vulkan/nvk_debug.h
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@ -32,6 +32,9 @@ enum nvk_debug {
/* Use the EXT_descriptor_buffer path for all buffer views */
NVK_DEBUG_FORCE_EDB_BVIEW = 1ull << 6,
/* Force all memory allocations to go to GART */
NVK_DEBUG_FORCE_GART = 1ull << 7,
};
#endif /* NVK_DEBUG_H */

1
src/nouveau/vulkan/nvk_instance.c
View file

@ -86,6 +86,7 @@ nvk_init_debug_flags(struct nvk_instance *instance)
{ "vm", NVK_DEBUG_VM },
{ "no_cbuf", NVK_DEBUG_NO_CBUF },
{ "edb_bview", NVK_DEBUG_FORCE_EDB_BVIEW },
{ "gart", NVK_DEBUG_FORCE_GART },
{ NULL, 0 },
};

3
src/nouveau/vulkan/nvkmd/nouveau/nvkmd_nouveau_mem.c
View file

@ -97,6 +97,9 @@ nvkmd_nouveau_alloc_tiled_mem(struct nvkmd_dev *_dev,
domains |= NOUVEAU_WS_BO_VRAM;
}
if (dev->base.pdev->debug_flags & NVK_DEBUG_FORCE_GART)
domains = NOUVEAU_WS_BO_GART;
/* TODO:
*
* VRAM maps on Kepler appear to be broken and we don't really know why.