1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gv100/fb_gv100.c b/drivers/gpu/nvgpu/gv100/fb_gv100.c
index defb6642..1889268f 100644
--- a/drivers/gpu/nvgpu/gv100/fb_gv100.c
+++ b/drivers/gpu/nvgpu/gv100/fb_gv100.c
@@ -70,6 +70,34 @@ void gv100_fb_reset(struct gk20a *g)
         gk20a_writel(g, fb_mmu_priv_level_mask_r(), val);
 }
 
+void gv100_fb_enable_hub_intr(struct gk20a *g)
+{
+        u32 mask = 0;
+
+        mask = fb_niso_intr_en_set_mmu_other_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_nonreplayable_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_nonreplayable_fault_overflow_m() |
+                        fb_niso_intr_en_set_mmu_replayable_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_replayable_fault_overflow_m();
+
+        gk20a_writel(g, fb_niso_intr_en_set_r(0),
+                        mask);
+}
+
+void gv100_fb_disable_hub_intr(struct gk20a *g)
+{
+        u32 mask = 0;
+
+        mask = fb_niso_intr_en_set_mmu_other_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_nonreplayable_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_nonreplayable_fault_overflow_m() |
+                        fb_niso_intr_en_set_mmu_replayable_fault_notify_m() |
+                        fb_niso_intr_en_set_mmu_replayable_fault_overflow_m();
+
+        gk20a_writel(g, fb_niso_intr_en_clr_r(0),
+                        mask);
+}
+
 int gv100_fb_memory_unlock(struct gk20a *g)
 {
         struct nvgpu_firmware *mem_unlock_fw = NULL;