drivers/gpu/drm/i915/gt/debugfs_gt.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef DEBUGFS_GT_H
   7 #define DEBUGFS_GT_H
   8
   9 #include <linux/file.h>
  10
  11 struct intel_gt;
  12
  13 #define DEFINE_GT_DEBUGFS_ATTRIBUTE(__name)                             \
  14         static int __name ## _open(struct inode *inode, struct file *file) \
  15 {                                                                       \
  16         return single_open(file, __name ## _show, inode->i_private);    \
  17 }                                                                       \
  18 static const struct file_operations __name ## _fops = {                 \
  19         .owner = THIS_MODULE,                                           \
  20         .open = __name ## _open,                                        \
  21         .read = seq_read,                                               \
  22         .llseek = seq_lseek,                                            \
  23         .release = single_release,                                      \
  24 }
  25
  26 void debugfs_gt_register(struct intel_gt *gt);
  27
  28 struct debugfs_gt_file {
  29         const char *name;
  30         const struct file_operations *fops;
  31         bool (*eval)(const struct intel_gt *gt);
  32 };
  33
  34 void debugfs_gt_register_files(struct intel_gt *gt,
  35                                struct dentry *root,
  36                                const struct debugfs_gt_file *files,
  37                                unsigned long count);
  38
  39 #endif /* DEBUGFS_GT_H */