int snd_gus_synth_event_input(snd_seq_event_t *ev, int direct, void *private_data, int atomic, int hop) { snd_gus_port_t * p = (snd_gus_port_t *) private_data; snd_assert(p != NULL, return -EINVAL); if (ev->type >= SNDRV_SEQ_EVENT_SAMPLE && ev->type <= SNDRV_SEQ_EVENT_SAMPLE_PRIVATE1) { snd_gus_sample_event(ev, p); return 0; } if (ev->source.client == SNDRV_SEQ_CLIENT_SYSTEM && ev->source.port == SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE) { if (ev->type == SNDRV_SEQ_EVENT_CLIENT_EXIT) { snd_gus_synth_free_private_instruments(p, ev->data.addr.client); return 0; } } if (direct) { if (ev->type >= SNDRV_SEQ_EVENT_INSTR_BEGIN) { snd_seq_instr_event(&p->gus->gf1.iwffff_ops.kops, p->gus->gf1.ilist, ev, p->gus->gf1.seq_client, atomic, hop); return 0; } } return 0; }
static int snd_opl3_synth_event_input(struct snd_seq_event * ev, int direct, void *private_data, int atomic, int hop) { struct snd_opl3 *opl3 = private_data; if (ev->type >= SNDRV_SEQ_EVENT_INSTR_BEGIN && ev->type <= SNDRV_SEQ_EVENT_INSTR_CHANGE) { if (direct) { snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, ev, opl3->seq_client, atomic, hop); } } else { snd_midi_process_event(&opl3_ops, ev, opl3->chset); } return 0; }
static int snd_opl3_load_patch_seq_oss(struct snd_seq_oss_arg *arg, int format, const char __user *buf, int offs, int count) { struct snd_opl3 *opl3; int err = -EINVAL; snd_assert(arg != NULL, return -ENXIO); opl3 = arg->private_data; if ((format == FM_PATCH) || (format == OPL3_PATCH)) { struct sbi_instrument sbi; size_t size; struct snd_seq_instr_header *put; struct snd_seq_instr_data *data; struct fm_xinstrument *xinstr; struct snd_seq_event ev; int i; mm_segment_t fs; if (count < (int)sizeof(sbi)) { snd_printk("FM Error: Patch record too short\n"); return -EINVAL; } if (copy_from_user(&sbi, buf, sizeof(sbi))) return -EFAULT; if (sbi.channel < 0 || sbi.channel >= SBFM_MAXINSTR) { snd_printk("FM Error: Invalid instrument number %d\n", sbi.channel); return -EINVAL; } size = sizeof(*put) + sizeof(struct fm_xinstrument); put = kzalloc(size, GFP_KERNEL); if (put == NULL) return -ENOMEM; /* build header */ data = &put->data; data->type = SNDRV_SEQ_INSTR_ATYPE_DATA; strcpy(data->data.format, SNDRV_SEQ_INSTR_ID_OPL2_3); /* build data section */ xinstr = (struct fm_xinstrument *)(data + 1); xinstr->stype = FM_STRU_INSTR; for (i = 0; i < 2; i++) { xinstr->op[i].am_vib = sbi.operators[AM_VIB + i]; xinstr->op[i].ksl_level = sbi.operators[KSL_LEVEL + i]; xinstr->op[i].attack_decay = sbi.operators[ATTACK_DECAY + i]; xinstr->op[i].sustain_release = sbi.operators[SUSTAIN_RELEASE + i]; xinstr->op[i].wave_select = sbi.operators[WAVE_SELECT + i]; } xinstr->feedback_connection[0] = sbi.operators[CONNECTION]; if (format == OPL3_PATCH) { xinstr->type = FM_PATCH_OPL3; for (i = 0; i < 2; i++) { xinstr->op[i+2].am_vib = sbi.operators[OFFSET_4OP + AM_VIB + i]; xinstr->op[i+2].ksl_level = sbi.operators[OFFSET_4OP + KSL_LEVEL + i]; xinstr->op[i+2].attack_decay = sbi.operators[OFFSET_4OP + ATTACK_DECAY + i]; xinstr->op[i+2].sustain_release = sbi.operators[OFFSET_4OP + SUSTAIN_RELEASE + i]; xinstr->op[i+2].wave_select = sbi.operators[OFFSET_4OP + WAVE_SELECT + i]; } xinstr->feedback_connection[1] = sbi.operators[OFFSET_4OP + CONNECTION]; } else { xinstr->type = FM_PATCH_OPL2; } put->id.instr.std = SNDRV_SEQ_INSTR_TYPE2_OPL2_3; put->id.instr.bank = 127; put->id.instr.prg = sbi.channel; put->cmd = SNDRV_SEQ_INSTR_PUT_CMD_CREATE; memset (&ev, 0, sizeof(ev)); ev.source.client = SNDRV_SEQ_CLIENT_OSS; ev.dest = arg->addr; ev.flags = SNDRV_SEQ_EVENT_LENGTH_VARUSR; ev.queue = SNDRV_SEQ_QUEUE_DIRECT; fs = snd_enter_user(); __again: ev.type = SNDRV_SEQ_EVENT_INSTR_PUT; ev.data.ext.len = size; ev.data.ext.ptr = put; err = snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, &ev, opl3->seq_client, 0, 0); if (err == -EBUSY) { struct snd_seq_instr_header remove; memset (&remove, 0, sizeof(remove)); remove.cmd = SNDRV_SEQ_INSTR_FREE_CMD_SINGLE; remove.id.instr = put->id.instr; /* remove instrument */ ev.type = SNDRV_SEQ_EVENT_INSTR_FREE; ev.data.ext.len = sizeof(remove); ev.data.ext.ptr = &remove; snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, &ev, opl3->seq_client, 0, 0); goto __again; } snd_leave_user(fs); kfree(put); } return err; }