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gpu: nvgpu: Per chip default big page size

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Make default big page size query a HAL op instead of per-platform
constant. This allows querying for default big page size without
accessing Linux specific gk20a_platform structure.

JIRA NVGPU-38

Change-Id: Ibfbd1319764fdae5fdb06700fb64d23f6f3dd01a
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master/r/1507928
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Terje Bergstrom
2017-06-22 12:55:17 -07:00
committed by mobile promotions
parent 82c0c96290
commit 001c7c3185
12 changed files with 21 additions and 25 deletions
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2
drivers/gpu/nvgpu/gk20a/gk20a.c
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@@ -420,7 +420,7 @@ int gk20a_init_gpu_characteristics(struct gk20a *g)
gpu->bus_type = NVGPU_GPU_BUS_TYPE_AXI; /* always AXI for now */
gpu->compression_page_size = g->ops.fb.compression_page_size(g);
gpu->big_page_size = platform->default_big_page_size;
gpu->big_page_size = g->ops.mm.get_default_big_page_size();
gpu->pde_coverage_bit_count =
g->ops.mm.get_mmu_levels(g, gpu->big_page_size)[0].lo_bit[0];