111 lines
2.9 KiB
C
111 lines
2.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2023 Loongson Technology Corporation Limited
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*/
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#include <drm/drm_debugfs.h>
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#include "lsdc_benchmark.h"
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#include "lsdc_drv.h"
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#include "lsdc_gem.h"
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#include "lsdc_probe.h"
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#include "lsdc_ttm.h"
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/* device level debugfs */
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static int lsdc_identify(struct seq_file *m, void *arg)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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struct lsdc_device *ldev = (struct lsdc_device *)node->info_ent->data;
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const struct loongson_gfx_desc *gfx = to_loongson_gfx(ldev->descp);
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u8 impl, rev;
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loongson_cpu_get_prid(&impl, &rev);
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seq_printf(m, "Running on cpu 0x%x, cpu revision: 0x%x\n",
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impl, rev);
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seq_printf(m, "Contained in: %s\n", gfx->model);
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return 0;
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}
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static int lsdc_show_mm(struct seq_file *m, void *arg)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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struct drm_device *ddev = node->minor->dev;
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struct drm_printer p = drm_seq_file_printer(m);
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drm_mm_print(&ddev->vma_offset_manager->vm_addr_space_mm, &p);
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return 0;
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}
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static int lsdc_show_gfxpll_clock(struct seq_file *m, void *arg)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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struct lsdc_device *ldev = (struct lsdc_device *)node->info_ent->data;
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struct drm_printer printer = drm_seq_file_printer(m);
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struct loongson_gfxpll *gfxpll = ldev->gfxpll;
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gfxpll->funcs->print(gfxpll, &printer, true);
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return 0;
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}
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static int lsdc_show_benchmark(struct seq_file *m, void *arg)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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struct lsdc_device *ldev = (struct lsdc_device *)node->info_ent->data;
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struct drm_printer printer = drm_seq_file_printer(m);
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lsdc_show_benchmark_copy(ldev, &printer);
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return 0;
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}
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static int lsdc_pdev_enable_io_mem(struct seq_file *m, void *arg)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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struct lsdc_device *ldev = (struct lsdc_device *)node->info_ent->data;
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u16 cmd;
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pci_read_config_word(ldev->dc, PCI_COMMAND, &cmd);
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seq_printf(m, "PCI_COMMAND: 0x%x\n", cmd);
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cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_IO;
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pci_write_config_word(ldev->dc, PCI_COMMAND, cmd);
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pci_read_config_word(ldev->dc, PCI_COMMAND, &cmd);
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seq_printf(m, "PCI_COMMAND: 0x%x\n", cmd);
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return 0;
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}
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static struct drm_info_list lsdc_debugfs_list[] = {
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{ "benchmark", lsdc_show_benchmark, 0, NULL },
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{ "bos", lsdc_show_buffer_object, 0, NULL },
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{ "chips", lsdc_identify, 0, NULL },
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{ "clocks", lsdc_show_gfxpll_clock, 0, NULL },
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{ "dc_enable", lsdc_pdev_enable_io_mem, 0, NULL },
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{ "mm", lsdc_show_mm, 0, NULL },
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};
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void lsdc_debugfs_init(struct drm_minor *minor)
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{
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struct drm_device *ddev = minor->dev;
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struct lsdc_device *ldev = to_lsdc(ddev);
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unsigned int n = ARRAY_SIZE(lsdc_debugfs_list);
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unsigned int i;
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for (i = 0; i < n; ++i)
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lsdc_debugfs_list[i].data = ldev;
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drm_debugfs_create_files(lsdc_debugfs_list, n, minor->debugfs_root, minor);
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lsdc_ttm_debugfs_init(ldev);
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}
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