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gpu: nvgpu: Fall-back to 4k pages

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This patch modifies the code to fall-back to 4k pages if the current
VA does not support 128k pages.

Bug 1409151

Change-Id: I94e9ca5953740388db689bc9306b0392191e29d2
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
This commit is contained in:
Arto Merilainen
2014-03-11 15:09:32 +02:00
committed by Dan Willemsen
parent 177e4e4735
commit 2c615d68b8
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/nvgpu/gk20a/mm_gk20a.c
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@@ -1321,7 +1321,10 @@ u64 gk20a_vm_map(struct vm_gk20a *vm,
bfr.pgsz_idx = NV_GMMU_VA_IS_UPPER(offset_align) ? bfr.pgsz_idx = NV_GMMU_VA_IS_UPPER(offset_align) ?
gmmu_page_size_big : gmmu_page_size_small; gmmu_page_size_big : gmmu_page_size_small;
} else { } else {
gmmu_select_page_size(&bfr); if (vm->big_pages)
gmmu_select_page_size(&bfr);
else
bfr.pgsz_idx = gmmu_page_size_small;
} }
/* validate/adjust bfr attributes */ /* validate/adjust bfr attributes */