gpu: nvgpu: load secure gpccs using dma

bug 200080684

use new cmd defined in ucode for loading
GR falcons. flip PRIV load flag in lsb
header to indicate using dma. use pmu msg
as cmd completion for new cmd instead of
polling fecs mailbox. also move
check for using dma in non secure boot path
to hal.

Change-Id: I22582a705bd1ae0603f858e1fe200d72e6794a81
Signed-off-by: Vijayakumar <vsubbu@nvidia.com>
Reviewed-on: http://git-master/r/761625
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/gr_ctx_gm20b.c b/drivers/gpu/nvgpu/gm20b/gr_ctx_gm20b.c
index 2a654760..01cc1f16 100644
--- a/drivers/gpu/nvgpu/gm20b/gr_ctx_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/gr_ctx_gm20b.c
@@ -3,7 +3,7 @@
  *
  * GM20B Graphics Context
  *
- * Copyright (c) 2014, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2015, NVIDIA CORPORATION.  All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -69,4 +69,5 @@ static bool gr_gm20b_is_firmware_defined(void)
 void gm20b_init_gr_ctx(struct gpu_ops *gops) {
         gops->gr_ctx.get_netlist_name = gr_gm20b_get_netlist_name;
         gops->gr_ctx.is_fw_defined = gr_gm20b_is_firmware_defined;
+        gops->gr_ctx.use_dma_for_fw_bootstrap = true;
 }