From 7a7666a8dd8f71e3bc6a75ee0930c1175e1bb8cc Mon Sep 17 00:00:00 2001
From: Deepak <dgoyal@nvidia.com>
Date: Wed, 26 Sep 2018 10:33:25 +0530
Subject: [PATCH] gpu: nvgpu: gv11b: Load FECS via DMA controller.

ctxsw ucode loading time is reduced to ~3ms from ~9ms
if we use DMA controller to load the FECS falcon
instead of using PRI writes.

Bug 2400729

Change-Id: I0e5758c857cf76cde9abb460c8915e15e41b03d2
Signed-off-by: Deepak <dgoyal@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1846819
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
---
 drivers/gpu/nvgpu/gv11b/pmu_gv11b.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/nvgpu/gv11b/pmu_gv11b.c b/drivers/gpu/nvgpu/gv11b/pmu_gv11b.c
index a9f183b1a..23dbcb6dd 100644
--- a/drivers/gpu/nvgpu/gv11b/pmu_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/pmu_gv11b.c
@@ -167,7 +167,7 @@ bool gv11b_is_priv_load(u32 falcon_id)
 
 	switch (falcon_id) {
 	case LSF_FALCON_ID_FECS:
-		enable_status = true;
+		enable_status = false;
 		break;
 	case LSF_FALCON_ID_GPCCS:
 		enable_status = true;