gpu: nvgpu: Per chip default big page size

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

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 9b28e0c6..1e6995c4 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -674,6 +674,7 @@ struct gpu_ops {
                 void (*set_big_page_size)(struct gk20a *g,
                                           struct nvgpu_mem *mem, int size);
                 u32 (*get_big_page_sizes)(void);
+                u32 (*get_default_big_page_size)(void);
                 u32 (*get_physical_addr_bits)(struct gk20a *g);
                 int (*init_mm_setup_hw)(struct gk20a *g);
                 bool (*is_bar1_supported)(struct gk20a *g);