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gpu: nvgpu: Initialize usermode regs for Volta dGPU

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Initialize usermode registers also for Volta GPU behind PCIe.

Change-Id: Id621a74838839e4d98dfd0828c1ea5a0d54baa2d
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1579121
Reviewed-by: David Martinez Nieto <dmartineznie@nvidia.com>
Tested-by: David Martinez Nieto <dmartineznie@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
This commit is contained in:
Terje Bergstrom
2017-10-14 07:53:06 -07:00
committed by mobile promotions
parent 4b8dc71de5
commit 0c40a3e034
3 changed files with 48 additions and 0 deletions
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1
drivers/gpu/nvgpu/Makefile
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@@ -5,6 +5,7 @@ nvgpu-y += \
$(nvgpu-t19x)/common/linux/ioctl_tsg_t19x.o \
$(nvgpu-t19x)/common/linux/io_t19x.o \
$(nvgpu-t19x)/common/linux/module_t19x.o \
$(nvgpu-t19x)/common/linux/pci_t19x.o \
$(nvgpu-t19x)/gv11b/gv11b.o \
$(nvgpu-t19x)/gv11b/mc_gv11b.o \
$(nvgpu-t19x)/gv11b/ltc_gv11b.o \

24
drivers/gpu/nvgpu/common/linux/pci_t19x.c Normal file
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@@ -0,0 +1,24 @@
/*
* Copyright (c) 2017, 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 <nvgpu/types.h>
#include <nvgpu/hw/gv11b/hw_usermode_gv11b.h>
#include "common/linux/os_linux.h"
void t19x_nvgpu_pci_init_support(struct nvgpu_os_linux *l)
{
l->t19x.usermode_regs = l->regs + usermode_cfg0_r();
l->t19x.usermode_regs_saved = l->t19x.usermode_regs;
}

23
drivers/gpu/nvgpu/include/nvgpu/linux/pci_t19x.h Normal file
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@@ -0,0 +1,23 @@
/*
* Copyright (c) 2017, 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __NVGPU_PCI_T19X_H__
#define __NVGPU_PCI_T19X_H__
struct nvgpu_os_linux;
void t19x_nvgpu_pci_init_support(struct nvgpu_os_linux *l);
#endif