gpu: nvgpu: Move unify_address_spaces to flags

Use the enabled flags API to handle the unify_address_sapce spaces
flag.

JIRA NVGPU-84
JIRA NVGPU-12
JIRA NVGPU-30

Change-Id: Id1b59aed4b349d6067615991597d534936cc5ce9
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/1488307
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/enabled.h b/drivers/gpu/nvgpu/include/nvgpu/enabled.h
index 5d30ba12..a0b809ca 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/enabled.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/enabled.h
@@ -29,6 +29,11 @@ struct gk20a;
 #define NVGPU_DRIVER_IS_DYING                   2
 
 /*
+ * MM flags.
+ */
+#define NVGPU_MM_UNIFY_ADDRESS_SPACES           16
+
+/*
  * Must be greater than the largest bit offset in the above list.
  */
 #define NVGPU_MAX_ENABLED_BITS                  64