gpu: nvgpu: Register as subdomain of host1x

Add gk20a as a sub power domain of host1x. This enforces keeping
host1x on when using gk20a.

Bug 200003112

Change-Id: I08db595bc7b819d86d33fb98af0d8fb4de369463
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-on: http://git-master/r/407543
Reviewed-by: Riham Haidar <rhaidar@nvidia.com>
Tested-by: Riham Haidar <rhaidar@nvidia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
index 525d8638..841ec596 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
@@ -227,14 +227,14 @@ static int __gk20a_channel_syncpt_incr(struct gk20a_channel_sync *s,
 
         if (register_irq) {
                 /* nvhost action_gpfifo_submit_complete releases this ref. */
-                err = gk20a_channel_busy(c->g->dev);
+                err = gk20a_busy(c->g->dev);
 
                 if (!err) {
                         err = nvhost_intr_register_notifier(sp->host1x_pdev,
                                         sp->id, thresh,
                                         gk20a_channel_syncpt_update, c);
                         if (err)
-                                gk20a_channel_idle(c->g->dev);
+                                gk20a_idle(c->g->dev);
                 }
 
                 /* Adding interrupt action should never fail. A proper error