gpu: nvgpu: RPPG support

- Added rppg module to init GR/MS-RPPG.
  mscg is dependent on gr-rppg & without
  gr-rppg engage mscg does not engage.
- Update pg engines HAL to return supported
  pg engines & its sub features

JIRA DNVGPU-71

Change-Id: Ib0fd2d79b509f6f2f1dabae6e2b5aebcc80b5691
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1247486
(cherry picked from commit 86e45fa62e6a6b295f73c0173f0117ae9f78a5e9)
Reviewed-on: http://git-master/r/1270762
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
index b5fdf2fd..cd9cd0b0 100644
--- a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
@@ -249,7 +249,8 @@ int gp10b_pg_gr_init(struct gk20a *g, u32 pg_engine_id)
 
         return 0;
 }
-static void gp10b_pmu_elpg_statistics(struct gk20a *g,
+
+void gp10b_pmu_elpg_statistics(struct gk20a *g,
                 u32 *ingating_time, u32 *ungating_time, u32 *gating_cnt)
 {
         struct pmu_gk20a *pmu = &g->pmu;