From 001c7c3185d9b087f89f48a41bee27d2d06721f6 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Thu, 22 Jun 2017 12:55:17 -0700 Subject: 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 Reviewed-on: https://git-master/r/1507928 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit --- drivers/gpu/nvgpu/gm20b/mm_gm20b.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpu/nvgpu/gm20b/mm_gm20b.c') diff --git a/drivers/gpu/nvgpu/gm20b/mm_gm20b.c b/drivers/gpu/nvgpu/gm20b/mm_gm20b.c index 0595fe2e..bdb3b827 100644 --- a/drivers/gpu/nvgpu/gm20b/mm_gm20b.c +++ b/drivers/gpu/nvgpu/gm20b/mm_gm20b.c @@ -45,6 +45,11 @@ static u32 gm20b_mm_get_big_page_sizes(void) return SZ_64K | SZ_128K; } +static u32 gm20b_mm_get_default_big_page_size(void) +{ + return SZ_128K; +} + static bool gm20b_mm_support_sparse(struct gk20a *g) { return true; @@ -67,6 +72,7 @@ void gm20b_init_mm(struct gpu_ops *gops) gops->mm.cbc_clean = gk20a_mm_cbc_clean; gops->mm.set_big_page_size = gm20b_mm_set_big_page_size; gops->mm.get_big_page_sizes = gm20b_mm_get_big_page_sizes; + gops->mm.get_default_big_page_size = gm20b_mm_get_default_big_page_size; gops->mm.get_iova_addr = gk20a_mm_iova_addr; gops->mm.get_physical_addr_bits = gk20a_mm_get_physical_addr_bits; gops->mm.get_mmu_levels = gk20a_mm_get_mmu_levels; -- cgit v1.2.2