LXR linux/drivers/gpu/drm/i915/gt/uc/intel_guc

   1// SPDX-License-Identifier: MIT
   2/*
   3 * Copyright © 2020 Intel Corporation
   4 */
   5
   6#include <drm/drm_print.h>
   7
   8#include "gt/debugfs_gt.h"
   9#include "intel_guc.h"
  10#include "intel_guc_debugfs.h"
  11#include "intel_guc_log_debugfs.h"
  12#include "gt/uc/intel_guc_ct.h"
  13#include "gt/uc/intel_guc_ads.h"
  14#include "gt/uc/intel_guc_submission.h"
  15#include "gt/uc/intel_guc_slpc.h"
  16
  17static int guc_info_show(struct seq_file *m, void *data)
  18{
  19        struct intel_guc *guc = m->private;
  20        struct drm_printer p = drm_seq_file_printer(m);
  21
  22        if (!intel_guc_is_supported(guc))
  23                return -ENODEV;
  24
  25        intel_guc_load_status(guc, &p);
  26        drm_puts(&p, "\n");
  27        intel_guc_log_info(&guc->log, &p);
  28
  29        if (!intel_guc_submission_is_used(guc))
  30                return 0;
  31
  32        intel_guc_ct_print_info(&guc->ct, &p);
  33        intel_guc_submission_print_info(guc, &p);
  34        intel_guc_ads_print_policy_info(guc, &p);
  35
  36        return 0;
  37}
  38DEFINE_GT_DEBUGFS_ATTRIBUTE(guc_info);
  39
  40static int guc_registered_contexts_show(struct seq_file *m, void *data)
  41{
  42        struct intel_guc *guc = m->private;
  43        struct drm_printer p = drm_seq_file_printer(m);
  44
  45        if (!intel_guc_submission_is_used(guc))
  46                return -ENODEV;
  47
  48        intel_guc_submission_print_context_info(guc, &p);
  49
  50        return 0;
  51}
  52DEFINE_GT_DEBUGFS_ATTRIBUTE(guc_registered_contexts);
  53
  54static int guc_slpc_info_show(struct seq_file *m, void *unused)
  55{
  56        struct intel_guc *guc = m->private;
  57        struct intel_guc_slpc *slpc = &guc->slpc;
  58        struct drm_printer p = drm_seq_file_printer(m);
  59
  60        if (!intel_guc_slpc_is_used(guc))
  61                return -ENODEV;
  62
  63        return intel_guc_slpc_print_info(slpc, &p);
  64}
  65DEFINE_GT_DEBUGFS_ATTRIBUTE(guc_slpc_info);
  66
  67static bool intel_eval_slpc_support(void *data)
  68{
  69        struct intel_guc *guc = (struct intel_guc *)data;
  70
  71        return intel_guc_slpc_is_used(guc);
  72}
  73
  74void intel_guc_debugfs_register(struct intel_guc *guc, struct dentry *root)
  75{
  76        static const struct debugfs_gt_file files[] = {
  77                { "guc_info", &guc_info_fops, NULL },
  78                { "guc_registered_contexts", &guc_registered_contexts_fops, NULL },
  79                { "guc_slpc_info", &guc_slpc_info_fops, &intel_eval_slpc_support},
  80        };
  81
  82        if (!intel_guc_is_supported(guc))
  83                return;
  84
  85        intel_gt_debugfs_register_files(root, files, ARRAY_SIZE(files), guc);
  86        intel_guc_log_debugfs_register(&guc->log, root);
  87}
  88