gpu: nvgpu: vgpu: handle fifo and gr exceptions

Handle the gr and fifo exceptions delivered from the server
and update the channel state as needed.

Bug 1551865

Change-Id: Ie19626c6e8a72f92ffd134983fe6d84e5c6c8736
Signed-off-by: Aingara Paramakuru <aparamakuru@nvidia.com>
Reviewed-on: http://git-master/r/670329
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 10 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/vgpu/vgpu.h b/drivers/gpu/nvgpu/vgpu/vgpu.h
index 4677b36c..1a7ef7ba 100644
--- a/drivers/gpu/nvgpu/vgpu/vgpu.h
+++ b/drivers/gpu/nvgpu/vgpu/vgpu.h
@@ -27,6 +27,7 @@ int vgpu_probe(struct platform_device *dev);
 int vgpu_remove(struct platform_device *dev);
 u64 vgpu_bar1_map(struct gk20a *g, struct sg_table **sgt, u64 size);
 int vgpu_gr_isr(struct gk20a *g, struct tegra_vgpu_gr_intr_info *info);
+int vgpu_fifo_isr(struct gk20a *g, struct tegra_vgpu_fifo_intr_info *info);
 void vgpu_init_fifo_ops(struct gpu_ops *gops);
 void vgpu_init_gr_ops(struct gpu_ops *gops);
 void vgpu_init_ltc_ops(struct gpu_ops *gops);
@@ -56,11 +57,18 @@ static inline int vgpu_remove(struct platform_device *dev)
 {
         return -ENOSYS;
 }
-static inline u64 vgpu_bar1_map(struct gk20a *g, struct sg_table **sgt, u64 size)
+static inline u64 vgpu_bar1_map(struct gk20a *g, struct sg_table **sgt,
+                                u64 size)
 {
         return 0;
 }
-static inline int vgpu_gr_isr(struct gk20a *g, struct tegra_vgpu_gr_intr_info *info)
+static inline int vgpu_gr_isr(struct gk20a *g,
+                        struct tegra_vgpu_gr_intr_info *info)
+{
+        return 0;
+}
+static inline int vgpu_fifo_isr(struct gk20a *g,
+                        struct tegra_vgpu_fifo_intr_info *info)
 {
         return 0;
 }