gpu: nvgpu: Add nvgpu infra to allow kernel to create privileged CE channels

Added interface to allow kernel to create privileged CE channels for
page migration and clearing support between sysmem and videmem.

JIRA DNVGPU-53

Change-Id: I3e18d18403809c9e64fa45d40b6c4e3844992506
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: http://git-master/r/1173085
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
index 2ed6df43..745d963c 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
@@ -900,6 +900,8 @@ struct gk20a_platform gk20a_tegra_platform = {
         .secure_page_alloc = gk20a_tegra_secure_page_alloc,
         .dump_platform_dependencies = gk20a_tegra_debug_dump,
 
+        .has_ce = true,
+
         .soc_name = "tegra12x",
 
         .vidmem_is_vidmem = false,
@@ -962,6 +964,8 @@ struct gk20a_platform gm20b_tegra_platform = {
 
         .has_cde = true,
 
+        .has_ce = true,
+
         .soc_name = "tegra21x",
 
         .vidmem_is_vidmem = false,