24 	struct hdac_device *codec = dev_to_hdac_dev(dev);	\
25 	return sprintf(buf, "0x%x\n", codec->type);		\
34 	struct hdac_device *codec = dev_to_hdac_dev(dev);	\
36 		       codec->type ? codec->type : "");		\
89 	ssize_t (*show)(struct hdac_device *codec, hda_nid_t nid,
91 	ssize_t (*store)(struct hdac_device *codec, hda_nid_t nid,
114 	struct hdac_device *codec;  in widget_attr_show()  local
119 	nid = get_codec_nid(kobj, &codec);  in widget_attr_show()
122 	return wid_attr->show(codec, nid, wid_attr, buf);  in widget_attr_show()
130 	struct hdac_device *codec;  in widget_attr_store()  local
135 	nid = get_codec_nid(kobj, &codec);  in widget_attr_store()
138 	return wid_attr->store(codec, nid, wid_attr, buf, count);  in widget_attr_store()
161 static ssize_t caps_show(struct hdac_device *codec, hda_nid_t nid,  in caps_show()  argument
164 	return sprintf(buf, "0x%08x\n", get_wcaps(codec, nid));  in caps_show()
167 static ssize_t pin_caps_show(struct hdac_device *codec, hda_nid_t nid,  in pin_caps_show()  argument
170 	if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)  in pin_caps_show()
173 		       snd_hdac_read_parm(codec, nid, AC_PAR_PIN_CAP));  in pin_caps_show()
176 static ssize_t pin_cfg_show(struct hdac_device *codec, hda_nid_t nid,  in pin_cfg_show()  argument
181 	if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)  in pin_cfg_show()
183 	if (snd_hdac_read(codec, nid, AC_VERB_GET_CONFIG_DEFAULT, 0, &val))  in pin_cfg_show()
188 static bool has_pcm_cap(struct hdac_device *codec, hda_nid_t nid)  in has_pcm_cap()  argument
190 	if (nid == codec->afg || nid == codec->mfg)  in has_pcm_cap()
192 	switch (get_wcaps_type(get_wcaps(codec, nid))) {  in has_pcm_cap()
201 static ssize_t pcm_caps_show(struct hdac_device *codec, hda_nid_t nid,  in pcm_caps_show()  argument
204 	if (!has_pcm_cap(codec, nid))  in pcm_caps_show()
207 		       snd_hdac_read_parm(codec, nid, AC_PAR_PCM));  in pcm_caps_show()
210 static ssize_t pcm_formats_show(struct hdac_device *codec, hda_nid_t nid,  in pcm_formats_show()  argument
213 	if (!has_pcm_cap(codec, nid))  in pcm_formats_show()
216 		       snd_hdac_read_parm(codec, nid, AC_PAR_STREAM));  in pcm_formats_show()
219 static ssize_t amp_in_caps_show(struct hdac_device *codec, hda_nid_t nid,  in amp_in_caps_show()  argument
222 	if (nid != codec->afg && !(get_wcaps(codec, nid) & AC_WCAP_IN_AMP))  in amp_in_caps_show()
225 		       snd_hdac_read_parm(codec, nid, AC_PAR_AMP_IN_CAP));  in amp_in_caps_show()
228 static ssize_t amp_out_caps_show(struct hdac_device *codec, hda_nid_t nid,  in amp_out_caps_show()  argument
231 	if (nid != codec->afg && !(get_wcaps(codec, nid) & AC_WCAP_OUT_AMP))  in amp_out_caps_show()
234 		       snd_hdac_read_parm(codec, nid, AC_PAR_AMP_OUT_CAP));  in amp_out_caps_show()
237 static ssize_t power_caps_show(struct hdac_device *codec, hda_nid_t nid,  in power_caps_show()  argument
240 	if (nid != codec->afg && !(get_wcaps(codec, nid) & AC_WCAP_POWER))  in power_caps_show()
243 		       snd_hdac_read_parm(codec, nid, AC_PAR_POWER_STATE));  in power_caps_show()
246 static ssize_t gpio_caps_show(struct hdac_device *codec, hda_nid_t nid,  in gpio_caps_show()  argument
250 		       snd_hdac_read_parm(codec, nid, AC_PAR_GPIO_CAP));  in gpio_caps_show()
253 static ssize_t connections_show(struct hdac_device *codec, hda_nid_t nid,  in connections_show()  argument
260 	nconns = snd_hdac_get_connections(codec, nid, list, ARRAY_SIZE(list));  in connections_show()
320 static void widget_tree_free(struct hdac_device *codec)  in widget_tree_free()  argument
322 	struct hdac_widget_tree *tree = codec->widgets;  in widget_tree_free()
335 	codec->widgets = NULL;  in widget_tree_free()
361 static int widget_tree_create(struct hdac_device *codec)  in widget_tree_create()  argument
367 	tree = codec->widgets = kzalloc(sizeof(*tree), GFP_KERNEL);  in widget_tree_create()
371 	tree->root = kobject_create_and_add("widgets", &codec->dev.kobj);  in widget_tree_create()
375 	tree->nodes = kcalloc(codec->num_nodes + 1, sizeof(*tree->nodes),  in widget_tree_create()
380 	for (i = 0, nid = codec->start_nid; i < codec->num_nodes; i++, nid++) {  in widget_tree_create()
387 	if (codec->afg) {  in widget_tree_create()
388 		err = add_widget_node(tree->root, codec->afg,  in widget_tree_create()
398 /* call with codec->widget_lock held */
399 int hda_widget_sysfs_init(struct hdac_device *codec)  in hda_widget_sysfs_init()  argument
403 	if (codec->widgets)  in hda_widget_sysfs_init()
406 	err = widget_tree_create(codec);  in hda_widget_sysfs_init()
408 		widget_tree_free(codec);  in hda_widget_sysfs_init()
415 /* call with codec->widget_lock held */
416 void hda_widget_sysfs_exit(struct hdac_device *codec)  in hda_widget_sysfs_exit()  argument
418 	widget_tree_free(codec);  in hda_widget_sysfs_exit()
421 /* call with codec->widget_lock held */
422 int hda_widget_sysfs_reinit(struct hdac_device *codec,  in hda_widget_sysfs_reinit()  argument
430 	if (!codec->widgets)  in hda_widget_sysfs_reinit()
433 	tree = kmemdup(codec->widgets, sizeof(*tree), GFP_KERNEL);  in hda_widget_sysfs_reinit()
444 	for (i = 0, nid = codec->start_nid; i < codec->num_nodes; i++, nid++) {  in hda_widget_sysfs_reinit()
446 			free_widget_node(codec->widgets->nodes[i],  in hda_widget_sysfs_reinit()
452 		if (nid < codec->start_nid || nid >= codec->end_nid)  in hda_widget_sysfs_reinit()
457 				codec->widgets->nodes[nid - codec->start_nid];  in hda_widget_sysfs_reinit()
461 	kfree(codec->widgets->nodes);  in hda_widget_sysfs_reinit()
462 	kfree(codec->widgets);  in hda_widget_sysfs_reinit()
463 	codec->widgets = tree;  in hda_widget_sysfs_reinit()