gpu: nvgpu: support gk20a virtualization

The nvgpu driver now supports using the Tegra graphics virtualization
interfaces to support gk20a in a virtualized environment.

Bug 1509608

Change-Id: I6ede15ee7bf0b0ad8a13e8eb5f557c3516ead676
Signed-off-by: Aingara Paramakuru <aparamakuru@nvidia.com>
Reviewed-on: http://git-master/r/440122
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
index 7e580136..86d049cf 100644
--- a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
@@ -102,5 +102,14 @@ static void gm20b_fifo_trigger_mmu_fault(struct gk20a *g,
 void gm20b_init_fifo(struct gpu_ops *gops)
 {
         gops->fifo.bind_channel = channel_gm20b_bind;
+        gops->fifo.unbind_channel = channel_gk20a_unbind;
+        gops->fifo.disable_channel = channel_gk20a_disable;
+        gops->fifo.alloc_inst = channel_gk20a_alloc_inst;
+        gops->fifo.free_inst = channel_gk20a_free_inst;
+        gops->fifo.setup_ramfc = channel_gk20a_setup_ramfc;
+
+        gops->fifo.preempt_channel = gk20a_fifo_preempt_channel;
+        gops->fifo.update_runlist = gk20a_fifo_update_runlist;
         gops->fifo.trigger_mmu_fault = gm20b_fifo_trigger_mmu_fault;
+        gops->fifo.wait_engine_idle = gk20a_fifo_wait_engine_idle;
 }