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path: root/drivers/gpu/drm/i915/gt/debugfs_gt.h
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/debugfs_gt.h')
-rw-r--r--drivers/gpu/drm/i915/gt/debugfs_gt.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/debugfs_gt.h b/drivers/gpu/drm/i915/gt/debugfs_gt.h
new file mode 100644
index 000000000000..4ea0f06cda8f
--- /dev/null
+++ b/drivers/gpu/drm/i915/gt/debugfs_gt.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef DEBUGFS_GT_H
+#define DEBUGFS_GT_H
+
+#include <linux/file.h>
+
+struct intel_gt;
+
+#define DEFINE_GT_DEBUGFS_ATTRIBUTE(__name) \
+ static int __name ## _open(struct inode *inode, struct file *file) \
+{ \
+ return single_open(file, __name ## _show, inode->i_private); \
+} \
+static const struct file_operations __name ## _fops = { \
+ .owner = THIS_MODULE, \
+ .open = __name ## _open, \
+ .read = seq_read, \
+ .llseek = seq_lseek, \
+ .release = single_release, \
+}
+
+void debugfs_gt_register(struct intel_gt *gt);
+
+struct debugfs_gt_file {
+ const char *name;
+ const struct file_operations *fops;
+ bool (*eval)(const struct intel_gt *gt);
+};
+
+void debugfs_gt_register_files(struct intel_gt *gt,
+ struct dentry *root,
+ const struct debugfs_gt_file *files,
+ unsigned long count);
+
+#endif /* DEBUGFS_GT_H */