isa/gus/gus_irq.c

9 #include <sound/gus.h>
19 	struct snd_gus_card * gus = dev_id;
25 	status = inb(gus->gf1.reg_irqstat);
31 		STAT_ADD(gus->gf1.interrupt_stat_midi_in);
32 		if (gus->gf1.interrupt_handler_midi_in)
33 			gus->gf1.interrupt_handler_midi_in(gus);
36 		STAT_ADD(gus->gf1.interrupt_stat_midi_out);
37 		if (gus->gf1.interrupt_handler_midi_out)
38 			gus->gf1.interrupt_handler_midi_out(gus);
46 		while (((voice_status = snd_gf1_i_read8(gus, SNDRV_GF1_GB_VOICES_IRQ)) & 0xc0) != 0xc0) {
55 			       voice, voice_status, inb(GUSP(gus, GF1PAGE)));
57 			pvoice = &gus->gf1.voices[voice];
61 					pvoice->handler_wave(gus, pvoice);
65 					pvoice->handler_volume(gus, pvoice);
68 				STAT_ADD(gus->gf1.interrupt_stat_voice_lost);
69 				snd_gf1_i_ctrl_stop(gus, SNDRV_GF1_VB_ADDRESS_CONTROL);
70 				snd_gf1_i_ctrl_stop(gus, SNDRV_GF1_VB_VOLUME_CONTROL);
75 		STAT_ADD(gus->gf1.interrupt_stat_timer1);
76 		if (gus->gf1.interrupt_handler_timer1)
77 			gus->gf1.interrupt_handler_timer1(gus);
80 		STAT_ADD(gus->gf1.interrupt_stat_timer2);
81 		if (gus->gf1.interrupt_handler_timer2)
82 			gus->gf1.interrupt_handler_timer2(gus);
85 		if (snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_CONTROL) & 0x40) {
86 			STAT_ADD(gus->gf1.interrupt_stat_dma_write);
87 			if (gus->gf1.interrupt_handler_dma_write)
88 				gus->gf1.interrupt_handler_dma_write(gus);
90 		if (snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL) & 0x40) {
91 			STAT_ADD(gus->gf1.interrupt_stat_dma_read);
92 			if (gus->gf1.interrupt_handler_dma_read)
93 				gus->gf1.interrupt_handler_dma_read(gus);
105 	struct snd_gus_card *gus;
109 	gus = entry->private_data;
110 	snd_iprintf(buffer, "midi out = %u\n", gus->gf1.interrupt_stat_midi_out);
111 	snd_iprintf(buffer, "midi in = %u\n", gus->gf1.interrupt_stat_midi_in);
112 	snd_iprintf(buffer, "timer1 = %u\n", gus->gf1.interrupt_stat_timer1);
113 	snd_iprintf(buffer, "timer2 = %u\n", gus->gf1.interrupt_stat_timer2);
114 	snd_iprintf(buffer, "dma write = %u\n", gus->gf1.interrupt_stat_dma_write);
115 	snd_iprintf(buffer, "dma read = %u\n", gus->gf1.interrupt_stat_dma_read);
116 	snd_iprintf(buffer, "voice lost = %u\n", gus->gf1.interrupt_stat_voice_lost);
118 		pvoice = &gus->gf1.voices[idx];
126 void snd_gus_irq_profile_init(struct snd_gus_card *gus)
128 	snd_card_ro_proc_new(gus->card, "gusirq", gus, snd_gus_irq_info_read);