Files
linux-nvgpu/drivers/gpu/nvgpu/gm20b/gr_ctx_gm20b.c
Vijayakumar 30d399de30 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>
2015-06-26 13:14:53 -07:00

74 lines
1.9 KiB
C

/*
* drivers/video/tegra/host/gm20b/gr_ctx_gm20b.c
*
* GM20B Graphics Context
*
* 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,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "gk20a/gk20a.h"
#include "gr_ctx_gm20b.h"
static int gr_gm20b_get_netlist_name(int index, char *name)
{
switch (index) {
#ifdef GM20B_NETLIST_IMAGE_FW_NAME
case NETLIST_FINAL:
sprintf(name, GM20B_NETLIST_IMAGE_FW_NAME);
return 0;
#endif
#ifdef GK20A_NETLIST_IMAGE_A
case NETLIST_SLOT_A:
sprintf(name, GK20A_NETLIST_IMAGE_A);
return 0;
#endif
#ifdef GK20A_NETLIST_IMAGE_B
case NETLIST_SLOT_B:
sprintf(name, GK20A_NETLIST_IMAGE_B);
return 0;
#endif
#ifdef GK20A_NETLIST_IMAGE_C
case NETLIST_SLOT_C:
sprintf(name, GK20A_NETLIST_IMAGE_C);
return 0;
#endif
#ifdef GK20A_NETLIST_IMAGE_D
case NETLIST_SLOT_D:
sprintf(name, GK20A_NETLIST_IMAGE_D);
return 0;
#endif
default:
return -1;
}
return -1;
}
static bool gr_gm20b_is_firmware_defined(void)
{
#ifdef GM20B_NETLIST_IMAGE_FW_NAME
return true;
#else
return false;
#endif
}
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;
}