gpu: nvgpu: add missing slcg_ltc_load_gating_prod

Add missing slcg_ltc_load_gating_prod() call in
dbg_set_powergate(POWERGATE_ENABLE) path

Also, re-order POWERGATE_ENABLE operations in opposite
order of POWERGATE_DISABLE

Bug 1679372

Change-Id: Ib72a0b80929e2dee2cf88a6d3d0f96d61c02307b
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/796459
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sandarbh Jain <sanjain@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
index 1e247859..c1cca445 100644
--- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
@@ -663,14 +663,16 @@ static int dbg_set_powergate(struct dbg_session_gk20a *dbg_s,
                     --g->dbg_powergating_disabled_refcount == 0) {
 
                         g->elcg_enabled = true;
-                        gr_gk20a_init_elcg_mode(g, ELCG_AUTO, ENGINE_GR_GK20A);
                         gr_gk20a_init_elcg_mode(g, ELCG_AUTO, ENGINE_CE2_GK20A);
+                        gr_gk20a_init_elcg_mode(g, ELCG_AUTO, ENGINE_GR_GK20A);
                         gr_gk20a_init_blcg_mode(g, BLCG_AUTO, ENGINE_GR_GK20A);
 
-                        g->ops.clock_gating.slcg_gr_load_gating_prod(g,
+                        g->ops.clock_gating.slcg_ltc_load_gating_prod(g,
                                         g->slcg_enabled);
                         g->ops.clock_gating.slcg_perf_load_gating_prod(g,
                                         g->slcg_enabled);
+                        g->ops.clock_gating.slcg_gr_load_gating_prod(g,
+                                        g->slcg_enabled);
 
                         if (support_gk20a_pmu(g->dev))
                                 gk20a_pmu_enable_elpg(g);