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639ca4edfb
- This is deferring the dev_nodes creation after power_on to select the MIG config and to create the dev_nodes as per the selected MIG config. - The patch is adding a device node to issue power on. The nodes are: for igpu :/dev/nvgpu/igpu0/power for dgpu:/dev/nvgpu/dgpu-0001:01:00.0/power To issue power on : echo "1" > /dev/nvgpu/igpu0/power echo "1" > /dev/nvgpu/dgpu-0001:01:00.0/power JIRA NVGPU-6633 Change-Id: Ic4f1f3e42724cc788dcfaf0e881d188fd3bd1ce1 Signed-off-by: dt <dt@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2512647 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
30 lines
1.1 KiB
C
30 lines
1.1 KiB
C
/*
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* Copyright (c) 2021, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NVGPU_POWER_LINUX_H
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#define NVGPU_POWER_LINUX_H
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#include <nvgpu/types.h>
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int gk20a_power_open(struct inode *inode, struct file *filp);
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ssize_t gk20a_power_read(struct file *filp, char __user *buf,
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size_t size, loff_t *off);
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ssize_t gk20a_power_write(struct file *filp, const char __user *buf,
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size_t size, loff_t *off);
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int gk20a_power_release(struct inode *inode, struct file *filp);
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#endif
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