Files
linux-nvgpu/drivers/gpu/nvgpu/gk20a/hal.c
Vijayakumar a52a50d407 gpu: nvgpu: gm20b: dynamically detect priv security for secure boot of falcon
based on the config setting and fuse secure no non secure boot is done

Change-Id: I5937ba945c5a3a86f72e0f2a9078fcde01977137
Signed-off-by: Vijayakumar <vsubbu@nvidia.com>
Reviewed-on: http://git-master/r/487684
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
2015-03-18 12:11:04 -07:00

40 lines
1.0 KiB
C

/*
* NVIDIA GPU HAL interface.
*
* Copyright (c) 2014, 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.
*/
#include "gk20a.h"
#include "hal_gk20a.h"
#include "gm20b/hal_gm20b.h"
int gpu_init_hal(struct gk20a *g)
{
u32 ver = g->gpu_characteristics.arch + g->gpu_characteristics.impl;
switch (ver) {
case GK20A_GPUID_GK20A:
gk20a_dbg_info("gk20a detected");
gk20a_init_hal(&g->ops);
break;
case GK20A_GPUID_GM20B:
gk20a_dbg_info("gm20b detected");
if (gm20b_init_hal(&g->ops))
return -ENODEV;
break;
default:
gk20a_err(&g->dev->dev, "no support for %x", ver);
return -ENODEV;
}
return 0;
}