From 5a35a95654d561fce09a3b9abf6b82bb7a29d74b Mon Sep 17 00:00:00 2001 From: Alex Waterman Date: Wed, 28 Feb 2018 09:19:19 -0800 Subject: Revert "gpu: nvgpu: Get coherency on gv100 + NVLINK working" Also revert other changes related to IO coherence. This may be the culprit in a recent dev-kernel lockdown. Bug 2070609 Change-Id: Ida178aef161fadbc6db9512521ea51c702c1564b Signed-off-by: Alex Waterman Reviewed-on: https://git-master.nvidia.com/r/1665914 Reviewed-by: svc-mobile-coverity GVS: Gerrit_Virtual_Submit Reviewed-by: Srikar Srimath Tirumala --- drivers/gpu/nvgpu/gk20a/pramin_gk20a.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers/gpu/nvgpu/gk20a/pramin_gk20a.c') diff --git a/drivers/gpu/nvgpu/gk20a/pramin_gk20a.c b/drivers/gpu/nvgpu/gk20a/pramin_gk20a.c index 711aeb0d..05d0473e 100644 --- a/drivers/gpu/nvgpu/gk20a/pramin_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/pramin_gk20a.c @@ -41,7 +41,6 @@ u32 gk20a_pramin_enter(struct gk20a *g, struct nvgpu_mem *mem, u32 lo = (u32)(addr & 0xfffff); u32 win = nvgpu_aperture_mask(g, mem, bus_bar0_window_target_sys_mem_noncoherent_f(), - bus_bar0_window_target_sys_mem_coherent_f(), bus_bar0_window_target_vid_mem_f()) | bus_bar0_window_base_f(hi); -- cgit v1.2.2