51 		kfree(fp->chmap);  in free_substream()
131 		if (prev->chmap &&  in have_dup_chmap()
132 		    !memcmp(prev->chmap, fp->chmap, sizeof(*fp->chmap)))  in have_dup_chmap()
156 		if (!fp->chmap)  in usb_chmap_ctl_tlv()
161 		ch_bytes = fp->chmap->channels * 4;  in usb_chmap_ctl_tlv()
168 		for (i = 0; i < fp->chmap->channels; i++, dst++) {  in usb_chmap_ctl_tlv()
169 			if (put_user(fp->chmap->map[i], dst))  in usb_chmap_ctl_tlv()
186 	struct snd_pcm_chmap_elem *chmap = NULL;  in usb_chmap_ctl_get()  local
192 		chmap = subs->cur_audiofmt->chmap;  in usb_chmap_ctl_get()
193 	if (chmap) {  in usb_chmap_ctl_get()
194 		for (i = 0; i < chmap->channels; i++)  in usb_chmap_ctl_get()
195 			ucontrol->value.integer.value[i] = chmap->map[i];  in usb_chmap_ctl_get()
205 	struct snd_pcm_chmap *chmap;  in add_chmap()  local
210 		if (fp->chmap)  in add_chmap()
216 	err = snd_pcm_add_chmap_ctls(pcm, stream, NULL, 0, 0, &chmap);  in add_chmap()
221 	chmap->private_data = subs;  in add_chmap()
222 	kctl = chmap->kctl;  in add_chmap()
279 	struct snd_pcm_chmap_elem *chmap;  in convert_chmap()  local
283 	if (channels > ARRAY_SIZE(chmap->map))  in convert_chmap()
286 	chmap = kzalloc(sizeof(*chmap), GFP_KERNEL);  in convert_chmap()
287 	if (!chmap)  in convert_chmap()
291 	chmap->channels = channels;  in convert_chmap()
297 				chmap->map[c++] = *maps;  in convert_chmap()
302 			chmap->map[c++] = SNDRV_CHMAP_MONO;  in convert_chmap()
305 				chmap->map[c++] = *maps;  in convert_chmap()
309 		chmap->map[c] = SNDRV_CHMAP_UNKNOWN;  in convert_chmap()
311 	return chmap;  in convert_chmap()
722 		fp->chmap = convert_chmap(fp->channels, chconfig, protocol);  in snd_usb_parse_audio_interface()
729 			kfree(fp->chmap);  in snd_usb_parse_audio_interface()