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, 3 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/as_gk20a.c b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
index 4849dbd5..1a1ca8ff 100644
--- a/drivers/gpu/nvgpu/gk20a/as_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
@@ -40,6 +40,7 @@ static void release_as_share_id(struct gk20a_as *as, int id)
 static int gk20a_as_alloc_share(struct gk20a_as *as,
                                 struct gk20a_as_share **out)
 {
+        struct gk20a *g = gk20a_from_as(as);
         struct gk20a_as_share *as_share;
         int err = 0;
 
@@ -55,7 +56,7 @@ static int gk20a_as_alloc_share(struct gk20a_as *as,
         as_share->ref_cnt.counter = 1;
 
         /* this will set as_share->vm. */
-        err = gk20a_vm_alloc_share(as_share);
+        err = g->ops.mm.vm_alloc_share(as_share);
         if (err)
                 goto failed;
 
@@ -106,7 +107,7 @@ static int gk20a_as_ioctl_bind_channel(
         atomic_inc(&as_share->ref_cnt);
 
         /* this will set channel_gk20a->vm */
-        err = gk20a_vm_bind_channel(as_share, ch);
+        err = ch->g->ops.mm.vm_bind_channel(as_share, ch);
         if (err) {
                 atomic_dec(&as_share->ref_cnt);
                 return err;