46 void snd_pmac_beep_stop(struct snd_pmac *chip)  in snd_pmac_beep_stop()  argument
48 	struct pmac_beep *beep = chip->beep;  in snd_pmac_beep_stop()
51 		snd_pmac_beep_dma_stop(chip);  in snd_pmac_beep_stop()
102 	struct snd_pmac *chip;  in snd_pmac_beep_event()  local
120 	chip = input_get_drvdata(dev);  in snd_pmac_beep_event()
121 	if (! chip || (beep = chip->beep) == NULL)  in snd_pmac_beep_event()
125 		spin_lock_irqsave(&chip->reg_lock, flags);  in snd_pmac_beep_event()
127 			snd_pmac_beep_stop(chip);  in snd_pmac_beep_event()
128 		spin_unlock_irqrestore(&chip->reg_lock, flags);  in snd_pmac_beep_event()
132 	beep_speed = snd_pmac_rate_index(chip, &chip->playback, BEEP_SRATE);  in snd_pmac_beep_event()
133 	srate = chip->freq_table[beep_speed];  in snd_pmac_beep_event()
138 	spin_lock_irqsave(&chip->reg_lock, flags);  in snd_pmac_beep_event()
139 	if (chip->playback.running || chip->capture.running || beep->running) {  in snd_pmac_beep_event()
140 		spin_unlock_irqrestore(&chip->reg_lock, flags);  in snd_pmac_beep_event()
144 	spin_unlock_irqrestore(&chip->reg_lock, flags);  in snd_pmac_beep_event()
164 	spin_lock_irqsave(&chip->reg_lock, flags);  in snd_pmac_beep_event()
165 	snd_pmac_beep_dma_start(chip, beep->nsamples * 4, beep->addr, beep_speed);  in snd_pmac_beep_event()
166 	spin_unlock_irqrestore(&chip->reg_lock, flags);  in snd_pmac_beep_event()
187 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);  in snd_pmac_get_beep()  local
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()
197 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);  in snd_pmac_put_beep()  local
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()
218 int snd_pmac_attach_beep(struct snd_pmac *chip)  in snd_pmac_attach_beep()  argument
229 	dmabuf = dma_alloc_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,  in snd_pmac_attach_beep()
246 	input_dev->dev.parent = &chip->pdev->dev;  in snd_pmac_attach_beep()
247 	input_set_drvdata(input_dev, chip);  in snd_pmac_attach_beep()
254 	beep_ctl = snd_ctl_new1(&snd_pmac_beep_mixer, chip);  in snd_pmac_attach_beep()
255 	err = snd_ctl_add(chip->card, beep_ctl);  in snd_pmac_attach_beep()
259 	chip->beep = beep;  in snd_pmac_attach_beep()
267  fail2:	snd_ctl_remove(chip->card, beep_ctl);  in snd_pmac_attach_beep()
270 		dma_free_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,  in snd_pmac_attach_beep()
276 void snd_pmac_detach_beep(struct snd_pmac *chip)  in snd_pmac_detach_beep()  argument
278 	if (chip->beep) {  in snd_pmac_detach_beep()
279 		input_unregister_device(chip->beep->dev);  in snd_pmac_detach_beep()
280 		dma_free_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,  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()