C++ (Cpp) snd_util_mem_avail Examples

Example #1

File: emux_hwdep.c Project: 12rafael/jellytimekernel

/*
 * ioctl
 */
static int
snd_emux_hwdep_ioctl(struct snd_hwdep * hw, struct file *file,
		     unsigned int cmd, unsigned long arg)
{
	struct snd_emux *emu = hw->private_data;

	switch (cmd) {
	case SNDRV_EMUX_IOCTL_VERSION:
		return put_user(SNDRV_EMUX_VERSION, (unsigned int __user *)arg);
	case SNDRV_EMUX_IOCTL_LOAD_PATCH:
		return snd_emux_hwdep_load_patch(emu, (void __user *)arg);
	case SNDRV_EMUX_IOCTL_RESET_SAMPLES:
		snd_soundfont_remove_samples(emu->sflist);
		break;
	case SNDRV_EMUX_IOCTL_REMOVE_LAST_SAMPLES:
		snd_soundfont_remove_unlocked(emu->sflist);
		break;
	case SNDRV_EMUX_IOCTL_MEM_AVAIL:
		if (emu->memhdr) {
			int size = snd_util_mem_avail(emu->memhdr);
			return put_user(size, (unsigned int __user *)arg);
		}
		break;
	case SNDRV_EMUX_IOCTL_MISC_MODE:
		return snd_emux_hwdep_misc_mode(emu, (void __user *)arg);
	}

	return 0;
}

Example #2

File: emux_oss.c Project: openube/android_kernel_sony_c2305

/*
 * ioctl
 */
static int
snd_emux_ioctl_seq_oss(struct snd_seq_oss_arg *arg, unsigned int cmd, unsigned long ioarg)
{
	struct snd_emux_port *p;
	struct snd_emux *emu;

	if (snd_BUG_ON(!arg))
		return -ENXIO;
	p = arg->private_data;
	if (snd_BUG_ON(!p))
		return -ENXIO;

	emu = p->emu;
	if (snd_BUG_ON(!emu))
		return -ENXIO;

	switch (cmd) {
	case SNDCTL_SEQ_RESETSAMPLES:
		snd_soundfont_remove_samples(emu->sflist);
		return 0;
			
	case SNDCTL_SYNTH_MEMAVL:
		if (emu->memhdr)
			return snd_util_mem_avail(emu->memhdr);
		return 0;
	}

	return 0;
}

Example #3

File: emux_proc.c Project: FatSunHYS/OSCourseDesign

static void
snd_emux_proc_info_read(struct snd_info_entry *entry, 
			struct snd_info_buffer *buf)
{
	struct snd_emux *emu;
	int i;

	emu = entry->private_data;
	mutex_lock(&emu->register_mutex);
	if (emu->name)
		snd_iprintf(buf, "Device: %s\n", emu->name);
	snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
	snd_iprintf(buf, "Addresses:");
	for (i = 0; i < emu->num_ports; i++)
		snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
	snd_iprintf(buf, "\n");
	snd_iprintf(buf, "Use Counter: %d\n", emu->used);
	snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
	snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
	if (emu->memhdr) {
		snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
		snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
		snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
	} else {
		snd_iprintf(buf, "Memory Size: 0\n");
	}
	if (emu->sflist) {
		mutex_lock(&emu->sflist->presets_mutex);
		snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
		snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
		snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
		snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
		snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
		mutex_unlock(&emu->sflist->presets_mutex);
	}
#if 0  /* debug */
	if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
		struct snd_emux_voice *vp = &emu->voices[0];
		snd_iprintf(buf, "voice 0: on\n");
		snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
			    vp->reg.parm.moddelay,
			    vp->reg.parm.modatkhld,
			    vp->reg.parm.moddcysus,
			    vp->reg.parm.modrelease);
		snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
			    vp->reg.parm.voldelay,
			    vp->reg.parm.volatkhld,
			    vp->reg.parm.voldcysus,
			    vp->reg.parm.volrelease);
		snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
			    vp->reg.parm.lfo1delay,
			    vp->reg.parm.lfo2delay,
			    vp->reg.parm.pefe);
		snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
			    vp->reg.parm.fmmod,
			    vp->reg.parm.tremfrq,
			    vp->reg.parm.fm2frq2);
		snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
			    vp->reg.parm.cutoff,
			    vp->reg.parm.filterQ,
			    vp->reg.parm.chorus,
			    vp->reg.parm.reverb);
		snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
			    vp->avol, vp->acutoff, vp->apitch);
		snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
			    vp->apan, vp->aaux,
			    vp->ptarget,
			    vp->vtarget,
			    vp->ftarget);
		snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
			    vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
		snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
	}
#endif
	mutex_unlock(&emu->register_mutex);
}