gpu: nvgpu: make pm config as platform data

Make gpu power management  feature configurations
as platform data. Keep existing sttaus for gk20a
and disable all power features for gm20b.

Bug 1523728

Change-Id: Ife7786863f18e21b882ac77085c7abc7c84d4cfc
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/426369
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Supriya Sharatkumar <ssharatkumar@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
index 4e454140..c343ad27 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
@@ -61,6 +61,21 @@ struct gk20a_platform {
         /* Delay before clock gated */
         int clockgate_delay;
 
+        /* Second Level Clock Gating: true = enable false = disable */
+        bool enable_slcg;
+
+        /* Block Level Clock Gating: true = enable flase = disable */
+        bool enable_blcg;
+
+        /* Engine Level Clock Gating: true = enable flase = disable */
+        bool enable_elcg;
+
+        /* Engine Level Power Gating: true = enable flase = disable */
+        bool enable_elpg;
+
+        /* Adaptative ELPG: true = enable flase = disable */
+        bool enable_aelpg;
+
         /* Initialize the platform interface of the gk20a driver.
          *
          * The platform implementation of this function must