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gpu: nvgpu: Add NVGPU_FEATURE_POWER_PG compiler flag

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This flag is added to compile out below features from
safety build
-elpg

JIRA NVGPU-3425

Change-Id: I439edb444a4ebe1732a379aecbb0ffc8b48eb97c
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2127449
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Seema Khowala
2019-05-29 13:03:33 -07:00
committed by mobile promotions
parent 84a6d4e656
commit a72bfa63b2
7 changed files with 29 additions and 3 deletions
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4
drivers/gpu/nvgpu/common/power_features/power_features.c
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@@ -33,11 +33,13 @@ int nvgpu_cg_pg_disable(struct gk20a *g)
g->ops.gr.init.wait_initialized(g);
#ifdef NVGPU_FEATURE_POWER_PG
/* disable elpg before clock gating */
err = nvgpu_pg_elpg_disable(g);
if (err != 0) {
nvgpu_err(g, "failed to set disable elpg");
}
#endif
nvgpu_cg_slcg_gr_perf_ltc_load_disable(g);
nvgpu_cg_blcg_mode_disable(g);
@@ -61,10 +63,12 @@ int nvgpu_cg_pg_enable(struct gk20a *g)
nvgpu_cg_slcg_gr_perf_ltc_load_enable(g);
#ifdef NVGPU_FEATURE_POWER_PG
err = nvgpu_pg_elpg_enable(g);
if (err != 0) {
nvgpu_err(g, "failed to set enable elpg");
}
#endif
return err;
}