mirror of
git://nv-tegra.nvidia.com/linux-nvgpu.git
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2a2c16af5f
Move all Linux source code files to drivers/gpu/nvgpu/os/linux from drivers/gpu/nvgpu/common/linux. This changes the meaning of common to be OS independent. JIRA NVGPU-598 JIRA NVGPU-601 Change-Id: Ib7f2a43d3688bb0d0b7dcc48469a6783fd988ce9 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1747714 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/*
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* Copyright (C) 2017 NVIDIA Corporation. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include "debug_sched.h"
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#include "os_linux.h"
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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static int gk20a_sched_debugfs_show(struct seq_file *s, void *unused)
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{
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struct gk20a *g = s->private;
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struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g);
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struct gk20a_sched_ctrl *sched = &l->sched_ctrl;
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bool sched_busy = true;
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int n = sched->bitmap_size / sizeof(u64);
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int i;
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int err;
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err = gk20a_busy(g);
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if (err)
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return err;
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if (nvgpu_mutex_tryacquire(&sched->busy_lock)) {
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sched_busy = false;
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nvgpu_mutex_release(&sched->busy_lock);
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}
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seq_printf(s, "control_locked=%d\n", sched->control_locked);
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seq_printf(s, "busy=%d\n", sched_busy);
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seq_printf(s, "bitmap_size=%zu\n", sched->bitmap_size);
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nvgpu_mutex_acquire(&sched->status_lock);
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seq_puts(s, "active_tsg_bitmap\n");
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for (i = 0; i < n; i++)
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seq_printf(s, "\t0x%016llx\n", sched->active_tsg_bitmap[i]);
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seq_puts(s, "recent_tsg_bitmap\n");
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for (i = 0; i < n; i++)
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seq_printf(s, "\t0x%016llx\n", sched->recent_tsg_bitmap[i]);
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nvgpu_mutex_release(&sched->status_lock);
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gk20a_idle(g);
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return 0;
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}
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static int gk20a_sched_debugfs_open(struct inode *inode, struct file *file)
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{
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return single_open(file, gk20a_sched_debugfs_show, inode->i_private);
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}
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static const struct file_operations gk20a_sched_debugfs_fops = {
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.open = gk20a_sched_debugfs_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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void gk20a_sched_debugfs_init(struct gk20a *g)
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{
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struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g);
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debugfs_create_file("sched_ctrl", S_IRUGO, l->debugfs,
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g, &gk20a_sched_debugfs_fops);
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}
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