From 81868a187fa3b217368206f17b19309846e8e7fb Mon Sep 17 00:00:00 2001 From: Debarshi Dutta Date: Fri, 18 Aug 2017 16:22:29 +0530 Subject: gpu: nvgpu: Nvgpu abstraction for linux barriers. construct wrapper nvgpu_* methods to replace mb,rmb,wmb,smp_mb,smp_rmb,smp_wmb,read_barrier_depends and smp_read_barrier_depends. NVGPU-122 Change-Id: I8d24dd70fef5cb0fadaacc15f3ab11531667a0df Signed-off-by: Debarshi Reviewed-on: https://git-master.nvidia.com/r/1541199 Reviewed-by: svccoveritychecker Reviewed-by: svc-mobile-coverity GVS: Gerrit_Virtual_Submit Reviewed-by: Sourab Gupta Reviewed-by: Vijayakumar Subbu --- drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c') diff --git a/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c b/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c index 5ee90440..fea3b0fa 100644 --- a/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c @@ -22,6 +22,7 @@ #include #include #include +#include #include "ctxsw_trace_gk20a.h" #include "fecs_trace_gk20a.h" @@ -370,7 +371,7 @@ int gk20a_fecs_trace_poll(struct gk20a *g) } /* ensure FECS records has been updated before incrementing read index */ - wmb(); + nvgpu_smp_wmb(); gk20a_fecs_trace_set_read_index(g, read); done: -- cgit v1.2.2