1 // SPDX-License-Identifier: MIT
13 static int i915_param_int_show(struct seq_file *m, void *data)  in i915_param_int_show()  argument
15 	int *value = m->private;  in i915_param_int_show()
17 	seq_printf(m, "%d\n", *value);  in i915_param_int_show()
24 	return single_open(file, i915_param_int_show, inode->i_private);  in i915_param_int_open()
31 	struct seq_file *m = file->private_data;  in i915_param_int_write()  local
32 	int *value = m->private;  in i915_param_int_write()
66 static int i915_param_uint_show(struct seq_file *m, void *data)  in i915_param_uint_show()  argument
68 	unsigned int *value = m->private;  in i915_param_uint_show()
70 	seq_printf(m, "%u\n", *value);  in i915_param_uint_show()
77 	return single_open(file, i915_param_uint_show, inode->i_private);  in i915_param_uint_open()
84 	struct seq_file *m = file->private_data;  in i915_param_uint_write()  local
85 	unsigned int *value = m->private;  in i915_param_uint_write()
119 static int i915_param_charp_show(struct seq_file *m, void *data)  in i915_param_charp_show()  argument
121 	const char **s = m->private;  in i915_param_charp_show()
123 	seq_printf(m, "%s\n", *s);  in i915_param_charp_show()
130 	return single_open(file, i915_param_charp_show, inode->i_private);  in i915_param_charp_open()
137 	struct seq_file *m = file->private_data;  in i915_param_charp_write()  local
138 	char **s = m->private;  in i915_param_charp_write()
172 #define RO(mode) (((mode) & 0222) == 0)  argument
175 i915_debugfs_create_int(const char *name, umode_t mode,  in i915_debugfs_create_int()  argument
178 	return debugfs_create_file_unsafe(name, mode, parent, value,  in i915_debugfs_create_int()
179 					  RO(mode) ? &i915_param_int_fops_ro :  in i915_debugfs_create_int()
184 i915_debugfs_create_uint(const char *name, umode_t mode,  in i915_debugfs_create_uint()  argument
187 	return debugfs_create_file_unsafe(name, mode, parent, value,  in i915_debugfs_create_uint()
188 					  RO(mode) ? &i915_param_uint_fops_ro :  in i915_debugfs_create_uint()
193 i915_debugfs_create_charp(const char *name, umode_t mode,  in i915_debugfs_create_charp()  argument
196 	return debugfs_create_file(name, mode, parent, value,  in i915_debugfs_create_charp()
197 				   RO(mode) ? &i915_param_charp_fops_ro :  in i915_debugfs_create_charp()
203 			const char *type, int mode, void *value)  in _i915_param_create_file()  argument
205 	if (!mode)  in _i915_param_create_file()
209 		debugfs_create_bool(name, mode, parent, value);  in _i915_param_create_file()
211 		i915_debugfs_create_int(name, mode, parent, value);  in _i915_param_create_file()
213 		i915_debugfs_create_uint(name, mode, parent, value);  in _i915_param_create_file()
215 		debugfs_create_ulong(name, mode, parent, value);  in _i915_param_create_file()
217 		i915_debugfs_create_charp(name, mode, parent, value);  in _i915_param_create_file()
226 	struct drm_minor *minor = i915->drm.primary;  in i915_debugfs_params()
227 	struct i915_params *params = &i915->params;  in i915_debugfs_params()
230 	dir = debugfs_create_dir("i915_params", minor->debugfs_root);  in i915_debugfs_params()
236 	 * here. Set mode in params to 0 to skip the generic create file, or  in i915_debugfs_params()
237 	 * just let the generic create file fail silently with -EEXIST.  in i915_debugfs_params()
240 #define REGISTER(T, x, unused, mode, ...) _i915_param_create_file(dir, #x, #T, mode, &params->x);  in i915_debugfs_params()  argument