From b10e02f53769c6b8dcc58db09ae1cec0cdca4417 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Tue, 19 Apr 2016 15:47:40 -0700 Subject: gpu: nvgpu: Program NISO sysmem flush addr Program sysmem flush address to prevent random accesses of address 0. Change-Id: I886170395f036805f02e0bce7ecd3c8c46b921df Signed-off-by: Terje Bergstrom Reviewed-on: http://git-master/r/1129216 GVS: Gerrit_Virtual_Submit Reviewed-by: Seshendra Gadagottu Reviewed-by: Konsta Holtta --- drivers/gpu/nvgpu/gk20a/mm_gk20a.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/nvgpu/gk20a/mm_gk20a.h') diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h index 2d137bbe..2c2df1a9 100644 --- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h +++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h @@ -359,6 +359,8 @@ struct mm_gk20a { bool has_physical_mode; /* false if vidmem aperture actually points to sysmem */ bool vidmem_is_vidmem; + + struct mem_desc sysmem_flush; }; int gk20a_mm_init(struct mm_gk20a *mm); -- cgit v1.2.2