48 	struct pmac_beep *beep = chip->beep;  in snd_pmac_beep_stop()  local
49 	if (beep && beep->running) {  in snd_pmac_beep_stop()
50 		beep->running = 0;  in snd_pmac_beep_stop()
103 	struct pmac_beep *beep;  in snd_pmac_beep_event()  local
121 	if (! chip || (beep = chip->beep) == NULL)  in snd_pmac_beep_event()
126 		if (beep->running)  in snd_pmac_beep_event()
139 	if (chip->playback.running || chip->capture.running || beep->running) {  in snd_pmac_beep_event()
143 	beep->running = 1;  in snd_pmac_beep_event()
146 	if (hz == beep->hz && beep->volume == beep->volume_play) {  in snd_pmac_beep_event()
147 		nsamples = beep->nsamples;  in snd_pmac_beep_event()
154 		p = beep->buf;  in snd_pmac_beep_event()
156 			p[0] = p[1] = beep_wform[j >> 8] * beep->volume;  in snd_pmac_beep_event()
159 		beep->hz = hz;  in snd_pmac_beep_event()
160 		beep->volume_play = beep->volume;  in snd_pmac_beep_event()
161 		beep->nsamples = nsamples;  in snd_pmac_beep_event()
165 	snd_pmac_beep_dma_start(chip, beep->nsamples * 4, beep->addr, beep_speed);  in snd_pmac_beep_event()
188 	if (snd_BUG_ON(!chip->beep))  in snd_pmac_get_beep()
190 	ucontrol->value.integer.value[0] = chip->beep->volume;  in snd_pmac_get_beep()
199 	if (snd_BUG_ON(!chip->beep))  in snd_pmac_put_beep()
201 	oval = chip->beep->volume;  in snd_pmac_put_beep()
205 	chip->beep->volume = nval;  in snd_pmac_put_beep()
206 	return oval != chip->beep->volume;  in snd_pmac_put_beep()
220 	struct pmac_beep *beep;  in snd_pmac_attach_beep()  local
226 	beep = kzalloc(sizeof(*beep), GFP_KERNEL);  in snd_pmac_attach_beep()
227 	if (! beep)  in snd_pmac_attach_beep()
230 				    &beep->addr, GFP_KERNEL);  in snd_pmac_attach_beep()
249 	beep->dev = input_dev;  in snd_pmac_attach_beep()
250 	beep->buf = dmabuf;  in snd_pmac_attach_beep()
251 	beep->volume = BEEP_VOLUME;  in snd_pmac_attach_beep()
252 	beep->running = 0;  in snd_pmac_attach_beep()
259 	chip->beep = beep;  in snd_pmac_attach_beep()
261 	err = input_register_device(beep->dev);  in snd_pmac_attach_beep()
271 				  dmabuf, beep->addr);  in snd_pmac_attach_beep()
272 	kfree(beep);  in snd_pmac_attach_beep()
278 	if (chip->beep) {  in snd_pmac_detach_beep()
279 		input_unregister_device(chip->beep->dev);  in snd_pmac_detach_beep()
281 				  chip->beep->buf, chip->beep->addr);  in snd_pmac_detach_beep()
282 		kfree(chip->beep);  in snd_pmac_detach_beep()
283 		chip->beep = NULL;  in snd_pmac_detach_beep()