Gecko [ paroquia-rio-de-mouro.pt ]

Name	Size	Permission	Date
ac97_codec.h	28.3 KB	-rw-r--r--	2016-01-11 00:01
aci.h	2.36 KB	-rw-r--r--	2016-01-11 00:01
ad1816a.h	5.38 KB	-rw-r--r--	2016-01-11 00:01
ad1843.h	1.48 KB	-rw-r--r--	2016-01-11 00:01
adau1373.h	699 B	-rw-r--r--	2016-01-11 00:01
aess.h	1.63 KB	-rw-r--r--	2016-01-11 00:01
ak4113.h	10.85 KB	-rw-r--r--	2016-01-11 00:01
ak4114.h	10.18 KB	-rw-r--r--	2016-01-11 00:01
ak4117.h	8.98 KB	-rw-r--r--	2016-01-11 00:01
ak4531_codec.h	3.1 KB	-rw-r--r--	2016-01-11 00:01
ak4641.h	622 B	-rw-r--r--	2016-01-11 00:01
ak4xxx-adda.h	3.34 KB	-rw-r--r--	2016-01-11 00:01
alc5623.h	497 B	-rw-r--r--	2016-01-11 00:01
asequencer.h	3.58 KB	-rw-r--r--	2016-01-11 00:01
asound.h	1.25 KB	-rw-r--r--	2016-01-11 00:01
asoundef.h	16.7 KB	-rw-r--r--	2016-01-11 00:01
atmel-abdac.h	639 B	-rw-r--r--	2016-01-11 00:01
atmel-ac97c.h	1.31 KB	-rw-r--r--	2016-01-11 00:01
compress_driver.h	6.58 KB	-rw-r--r--	2021-04-13 03:05
control.h	8.64 KB	-rw-r--r--	2021-04-13 03:05
core.h	13.98 KB	-rw-r--r--	2016-01-11 00:01
cs4231-regs.h	8.28 KB	-rw-r--r--	2016-01-11 00:01
cs4271.h	1.38 KB	-rw-r--r--	2016-01-11 00:01
cs42l52.h	738 B	-rw-r--r--	2016-01-11 00:01
cs42l56.h	1.16 KB	-rw-r--r--	2016-01-11 00:01
cs42l73.h	507 B	-rw-r--r--	2016-01-11 00:01
cs8403.h	8.63 KB	-rw-r--r--	2016-01-11 00:01
cs8427.h	10.4 KB	-rw-r--r--	2016-01-11 00:01
da7213.h	1.15 KB	-rw-r--r--	2016-01-11 00:01
da7219-aad.h	2.42 KB	-rw-r--r--	2016-01-11 00:01
da7219.h	1.2 KB	-rw-r--r--	2016-01-11 00:01
da9055.h	914 B	-rw-r--r--	2016-01-11 00:01
designware_i2s.h	2.03 KB	-rw-r--r--	2016-01-11 00:01
dmaengine_pcm.h	5.7 KB	-rw-r--r--	2016-01-11 00:01
emu10k1.h	89.24 KB	-rw-r--r--	2016-01-11 00:01
emu10k1_synth.h	1.35 KB	-rw-r--r--	2016-01-11 00:01
emu8000.h	4.01 KB	-rw-r--r--	2016-01-11 00:01
emu8000_reg.h	10.21 KB	-rw-r--r--	2016-01-11 00:01
emux_legacy.h	5.37 KB	-rw-r--r--	2016-01-11 00:01
emux_synth.h	7.47 KB	-rw-r--r--	2016-01-11 00:01
es1688.h	3.53 KB	-rw-r--r--	2016-01-11 00:01
gus.h	20.21 KB	-rw-r--r--	2016-01-11 00:01
hda_hwdep.h	1.38 KB	-rw-r--r--	2016-01-11 00:01
hda_i915.h	1.21 KB	-rw-r--r--	2021-04-13 03:05
hda_register.h	7.92 KB	-rw-r--r--	2016-01-11 00:01
hda_regmap.h	6.45 KB	-rw-r--r--	2016-01-11 00:01
hda_verbs.h	16.73 KB	-rw-r--r--	2016-01-11 00:01
hdaudio.h	17.52 KB	-rw-r--r--	2016-01-11 00:01
hdaudio_ext.h	6.34 KB	-rw-r--r--	2016-01-11 00:01
hwdep.h	2.56 KB	-rw-r--r--	2016-01-11 00:01
i2c.h	3.47 KB	-rw-r--r--	2016-01-11 00:01
info.h	7.41 KB	-rw-r--r--	2016-01-11 00:01
initval.h	3.08 KB	-rw-r--r--	2016-01-11 00:01
jack.h	3.49 KB	-rw-r--r--	2016-01-11 00:01
l3.h	287 B	-rw-r--r--	2016-01-11 00:01
max9768.h	729 B	-rw-r--r--	2016-01-11 00:01
max98088.h	1.26 KB	-rw-r--r--	2016-01-11 00:01
max98090.h	754 B	-rw-r--r--	2016-01-11 00:01
max98095.h	1.54 KB	-rw-r--r--	2016-01-11 00:01
memalloc.h	4.41 KB	-rw-r--r--	2016-01-11 00:01
minors.h	4.33 KB	-rw-r--r--	2016-01-11 00:01
mixer_oss.h	2.45 KB	-rw-r--r--	2016-01-11 00:01
mpu401.h	4.49 KB	-rw-r--r--	2016-01-11 00:01
omap-hdmi-audio.h	1.25 KB	-rw-r--r--	2016-01-11 00:01
omap-pcm.h	864 B	-rw-r--r--	2016-01-11 00:01
opl3.h	12.41 KB	-rw-r--r--	2016-01-11 00:01
opl4.h	1.1 KB	-rw-r--r--	2016-01-11 00:01
pcm-indirect.h	5.61 KB	-rw-r--r--	2016-01-11 00:01
pcm.h	47.43 KB	-rw-r--r--	2021-04-13 03:05
pcm_drm_eld.h	144 B	-rw-r--r--	2016-01-11 00:01
pcm_iec958.h	183 B	-rw-r--r--	2016-01-11 00:01
pcm_oss.h	2.69 KB	-rw-r--r--	2021-04-13 03:05
pcm_params.h	9.03 KB	-rw-r--r--	2021-04-13 03:05
pt2258.h	1.18 KB	-rw-r--r--	2016-01-11 00:01
pxa2xx-lib.h	1.46 KB	-rw-r--r--	2016-01-11 00:01
rawmidi.h	6.23 KB	-rw-r--r--	2021-04-13 03:05
rt286.h	460 B	-rw-r--r--	2016-01-11 00:01
rt298.h	519 B	-rw-r--r--	2016-01-11 00:01
rt5640.h	648 B	-rw-r--r--	2016-01-11 00:01
rt5645.h	680 B	-rw-r--r--	2016-01-11 00:01
rt5651.h	468 B	-rw-r--r--	2016-01-11 00:01
rt5660.h	724 B	-rw-r--r--	2021-04-13 03:05
rt5670.h	652 B	-rw-r--r--	2016-01-11 00:01
rt5677.h	1.09 KB	-rw-r--r--	2016-01-11 00:01
s3c24xx_uda134x.h	212 B	-rw-r--r--	2016-01-11 00:01
sb.h	10.98 KB	-rw-r--r--	2016-01-11 00:01
sb16_csp.h	2.71 KB	-rw-r--r--	2016-01-11 00:01
seq_device.h	2.79 KB	-rw-r--r--	2016-01-11 00:01
seq_kernel.h	3.96 KB	-rw-r--r--	2021-04-13 03:05
seq_midi_emul.h	7.26 KB	-rw-r--r--	2016-01-11 00:01
seq_midi_event.h	2.17 KB	-rw-r--r--	2016-01-11 00:01
seq_oss.h	2.86 KB	-rw-r--r--	2016-01-11 00:01
seq_oss_legacy.h	1 KB	-rw-r--r--	2016-01-11 00:01
seq_virmidi.h	2.73 KB	-rw-r--r--	2021-04-13 03:05
sh_dac_audio.h	587 B	-rw-r--r--	2016-01-11 00:01
sh_fsi.h	847 B	-rw-r--r--	2016-01-11 00:01
simple_card.h	819 B	-rw-r--r--	2016-01-11 00:01
snd_wavefront.h	5.49 KB	-rw-r--r--	2016-01-11 00:01
soc-dai.h	10.11 KB	-rw-r--r--	2016-01-11 00:01
soc-dapm.h	29.33 KB	-rw-r--r--	2021-04-13 03:05
soc-dpcm.h	4.73 KB	-rw-r--r--	2016-01-11 00:01
soc-topology.h	5.45 KB	-rw-r--r--	2016-01-11 00:01
soc.h	55.55 KB	-rw-r--r--	2016-01-11 00:01
soundfont.h	4.48 KB	-rw-r--r--	2016-01-11 00:01
spear_dma.h	1003 B	-rw-r--r--	2016-01-11 00:01
spear_spdif.h	1010 B	-rw-r--r--	2016-01-11 00:01
sta32x.h	1.2 KB	-rw-r--r--	2016-01-11 00:01
sta350.h	1.65 KB	-rw-r--r--	2016-01-11 00:01
tas2552-plat.h	678 B	-rw-r--r--	2016-01-11 00:01
tas5086.h	171 B	-rw-r--r--	2016-01-11 00:01
tea6330t.h	1.14 KB	-rw-r--r--	2016-01-11 00:01
timer.h	5.39 KB	-rw-r--r--	2016-01-11 00:01
tlv.h	3.38 KB	-rw-r--r--	2016-01-11 00:01
tlv320aic32x4.h	900 B	-rw-r--r--	2016-01-11 00:01
tlv320aic3x.h	1.88 KB	-rw-r--r--	2016-01-11 00:01
tlv320dac33-plat.h	720 B	-rw-r--r--	2016-01-11 00:01
tpa6130a2-plat.h	900 B	-rw-r--r--	2016-01-11 00:01
uda134x.h	597 B	-rw-r--r--	2016-01-11 00:01
uda1380.h	481 B	-rw-r--r--	2016-01-11 00:01
util_mem.h	2.26 KB	-rw-r--r--	2016-01-11 00:01
vx_core.h	15.34 KB	-rw-r--r--	2016-01-11 00:01
wavefront.h	18.76 KB	-rw-r--r--	2016-01-11 00:01
wm0010.h	679 B	-rw-r--r--	2016-01-11 00:01
wm1250-ev1.h	656 B	-rw-r--r--	2016-01-11 00:01
wm2000.h	625 B	-rw-r--r--	2016-01-11 00:01
wm2200.h	1.46 KB	-rw-r--r--	2016-01-11 00:01
wm5100.h	1.25 KB	-rw-r--r--	2016-01-11 00:01
wm8903.h	15.16 KB	-rw-r--r--	2016-01-11 00:01
wm8904.h	7.43 KB	-rw-r--r--	2016-01-11 00:01
wm8955.h	662 B	-rw-r--r--	2016-01-11 00:01
wm8960.h	603 B	-rw-r--r--	2016-01-11 00:01
wm8962.h	1.8 KB	-rw-r--r--	2016-01-11 00:01
wm8993.h	1.19 KB	-rw-r--r--	2016-01-11 00:01
wm8996.h	1.4 KB	-rw-r--r--	2016-01-11 00:01
wm9081.h	661 B	-rw-r--r--	2016-01-11 00:01
wm9090.h	780 B	-rw-r--r--	2016-01-11 00:01
wss.h	8.44 KB	-rw-r--r--	2016-01-11 00:01

Rename

/*
 *  Copyright (C) 2012, Analog Devices Inc.
 *	Author: Lars-Peter Clausen <lars@metafoo.de>
 *
 *  This program is free software; you can redistribute it and/or modify it
 *  under  the terms of the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the License, or (at your
 *  option) any later version.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */
#ifndef __SOUND_DMAENGINE_PCM_H__
#define __SOUND_DMAENGINE_PCM_H__

#include <sound/pcm.h>
#include <sound/soc.h>
#include <linux/dmaengine.h>

/**
 * snd_pcm_substream_to_dma_direction - Get dma_transfer_direction for a PCM
 *   substream
 * @substream: PCM substream
 */
static inline enum dma_transfer_direction
snd_pcm_substream_to_dma_direction(const struct snd_pcm_substream *substream)
{
	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
		return DMA_MEM_TO_DEV;
	else
		return DMA_DEV_TO_MEM;
}

int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,
	const struct snd_pcm_hw_params *params, struct dma_slave_config *slave_config);
int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream);
snd_pcm_uframes_t snd_dmaengine_pcm_pointer_no_residue(struct snd_pcm_substream *substream);

int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,
	struct dma_chan *chan);
int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream);

int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream,
	dma_filter_fn filter_fn, void *filter_data);
int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream);

struct dma_chan *snd_dmaengine_pcm_request_channel(dma_filter_fn filter_fn,
	void *filter_data);
struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream);

/**
 * struct snd_dmaengine_dai_dma_data - DAI DMA configuration data
 * @addr: Address of the DAI data source or destination register.
 * @addr_width: Width of the DAI data source or destination register.
 * @maxburst: Maximum number of words(note: words, as in units of the
 * src_addr_width member, not bytes) that can be send to or received from the
 * DAI in one burst.
 * @slave_id: Slave requester id for the DMA channel.
 * @filter_data: Custom DMA channel filter data, this will usually be used when
 * requesting the DMA channel.
 * @chan_name: Custom channel name to use when requesting DMA channel.
 * @fifo_size: FIFO size of the DAI controller in bytes
 */
struct snd_dmaengine_dai_dma_data {
	dma_addr_t addr;
	enum dma_slave_buswidth addr_width;
	u32 maxburst;
	unsigned int slave_id;
	void *filter_data;
	const char *chan_name;
	unsigned int fifo_size;
};

void snd_dmaengine_pcm_set_config_from_dai_data(
	const struct snd_pcm_substream *substream,
	const struct snd_dmaengine_dai_dma_data *dma_data,
	struct dma_slave_config *config);

/*
 * Try to request the DMA channel using compat_request_channel or
 * compat_filter_fn if it couldn't be requested through devicetree.
 */
#define SND_DMAENGINE_PCM_FLAG_COMPAT BIT(0)
/*
 * Don't try to request the DMA channels through devicetree. This flag only
 * makes sense if SND_DMAENGINE_PCM_FLAG_COMPAT is set as well.
 */
#define SND_DMAENGINE_PCM_FLAG_NO_DT BIT(1)
/*
 * The PCM is half duplex and the DMA channel is shared between capture and
 * playback.
 */
#define SND_DMAENGINE_PCM_FLAG_HALF_DUPLEX BIT(3)
/*
 * The PCM streams have custom channel names specified.
 */
#define SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME BIT(4)

/**
 * struct snd_dmaengine_pcm_config - Configuration data for dmaengine based PCM
 * @prepare_slave_config: Callback used to fill in the DMA slave_config for a
 *   PCM substream. Will be called from the PCM drivers hwparams callback.
 * @compat_request_channel: Callback to request a DMA channel for platforms
 *   which do not use devicetree.
 * @compat_filter_fn: Will be used as the filter function when requesting a
 *  channel for platforms which do not use devicetree. The filter parameter
 *  will be the DAI's DMA data.
 * @dma_dev: If set, request DMA channel on this device rather than the DAI
 *  device.
 * @chan_names: If set, these custom DMA channel names will be requested at
 *  registration time.
 * @pcm_hardware: snd_pcm_hardware struct to be used for the PCM.
 * @prealloc_buffer_size: Size of the preallocated audio buffer.
 *
 * Note: If both compat_request_channel and compat_filter_fn are set
 * compat_request_channel will be used to request the channel and
 * compat_filter_fn will be ignored. Otherwise the channel will be requested
 * using dma_request_channel with compat_filter_fn as the filter function.
 */
struct snd_dmaengine_pcm_config {
	int (*prepare_slave_config)(struct snd_pcm_substream *substream,
			struct snd_pcm_hw_params *params,
			struct dma_slave_config *slave_config);
	struct dma_chan *(*compat_request_channel)(
			struct snd_soc_pcm_runtime *rtd,
			struct snd_pcm_substream *substream);
	dma_filter_fn compat_filter_fn;
	struct device *dma_dev;
	const char *chan_names[SNDRV_PCM_STREAM_LAST + 1];

const struct snd_pcm_hardware *pcm_hardware;
	unsigned int prealloc_buffer_size;
};

int snd_dmaengine_pcm_register(struct device *dev,
	const struct snd_dmaengine_pcm_config *config,
	unsigned int flags);
void snd_dmaengine_pcm_unregister(struct device *dev);

int devm_snd_dmaengine_pcm_register(struct device *dev,
	const struct snd_dmaengine_pcm_config *config,
	unsigned int flags);

int snd_dmaengine_pcm_prepare_slave_config(struct snd_pcm_substream *substream,
	struct snd_pcm_hw_params *params,
	struct dma_slave_config *slave_config);

#endif