Files
linux-nvgpu/drivers/gpu/nvgpu/gv100/fb_gv100.h
Thomas Fleury 180604fec0 gpu: nvgpu: gv100: fb hal to init and enable nvlink
Add the following hals:
(1) init_nvlink to configure nvlink(s) for sysmem in HSHUB
(2) enable_nvlink to switch from PCIe sysmem to nvlink sysmem,
    and setup atomics.

Change-Id: I73d2370aaf8e0530158a1091d9efef4a8cf2aac5
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1648044
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2018-02-25 21:48:28 -08:00

35 lines
1.4 KiB
C

/*
* GV100 FB
*
* Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _NVGPU_GV100_FB
#define _NVGPU_GV100_FB
struct gk20a;
void gv100_fb_reset(struct gk20a *g);
int gv100_fb_memory_unlock(struct gk20a *g);
int gv100_fb_init_nvlink(struct gk20a *g);
int gv100_fb_enable_nvlink(struct gk20a *g);
#endif