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/gm20b/bus_gm20b.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/nvgpu/gm20b/bus_gm20b.c') diff --git a/drivers/gpu/nvgpu/gm20b/bus_gm20b.c b/drivers/gpu/nvgpu/gm20b/bus_gm20b.c index cdd70d5b..34c8d4b7 100644 --- a/drivers/gpu/nvgpu/gm20b/bus_gm20b.c +++ b/drivers/gpu/nvgpu/gm20b/bus_gm20b.c @@ -25,7 +25,6 @@ #include #include #include -#include #include "bus_gm20b.h" #include "gk20a/gk20a.h" @@ -44,9 +43,8 @@ int gm20b_bus_bar1_bind(struct gk20a *g, struct nvgpu_mem *bar1_inst) gk20a_writel(g, bus_bar1_block_r(), nvgpu_aperture_mask(g, bar1_inst, - bus_bar1_block_target_sys_mem_ncoh_f(), - bus_bar1_block_target_sys_mem_coh_f(), - bus_bar1_block_target_vid_mem_f()) | + bus_bar1_block_target_sys_mem_ncoh_f(), + bus_bar1_block_target_vid_mem_f()) | bus_bar1_block_mode_virtual_f() | bus_bar1_block_ptr_f(ptr_v)); nvgpu_timeout_init(g, &timeout, 1000, NVGPU_TIMER_RETRY_TIMER); -- cgit v1.2.2