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-rw-r--r--drivers/gpu/nvgpu/gk20a/fifo_gk20a.c2
-rw-r--r--drivers/gpu/nvgpu/vgpu/fifo_vgpu.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
index fc71c358..3b7dce32 100644
--- a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
@@ -987,7 +987,7 @@ int gk20a_init_fifo_setup_hw(struct gk20a *g)
987 v = gk20a_bar1_readl(g, bar1_vaddr); 987 v = gk20a_bar1_readl(g, bar1_vaddr);
988 988
989 *cpu_vaddr = v1; 989 *cpu_vaddr = v1;
990 nvgpu_smp_mb(); 990 nvgpu_mb();
991 991
992 if (v1 != gk20a_bar1_readl(g, bar1_vaddr)) { 992 if (v1 != gk20a_bar1_readl(g, bar1_vaddr)) {
993 nvgpu_err(g, "bar1 broken @ gk20a: CPU wrote 0x%x, \ 993 nvgpu_err(g, "bar1 broken @ gk20a: CPU wrote 0x%x, \
diff --git a/drivers/gpu/nvgpu/vgpu/fifo_vgpu.c b/drivers/gpu/nvgpu/vgpu/fifo_vgpu.c
index eac720ca..2874e256 100644
--- a/drivers/gpu/nvgpu/vgpu/fifo_vgpu.c
+++ b/drivers/gpu/nvgpu/vgpu/fifo_vgpu.c
@@ -397,7 +397,7 @@ int vgpu_init_fifo_setup_hw(struct gk20a *g)
397 v = gk20a_bar1_readl(g, bar1_vaddr); 397 v = gk20a_bar1_readl(g, bar1_vaddr);
398 398
399 *cpu_vaddr = v1; 399 *cpu_vaddr = v1;
400 nvgpu_smp_mb(); 400 nvgpu_mb();
401 401
402 if (v1 != gk20a_bar1_readl(g, bar1_vaddr)) { 402 if (v1 != gk20a_bar1_readl(g, bar1_vaddr)) {
403 nvgpu_err(g, "bar1 broken @ gk20a!"); 403 nvgpu_err(g, "bar1 broken @ gk20a!");