/*
 * hdmi-codec.h - HDMI Codec driver API
 *
 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
 *
 * Author: Jyri Sarha <jsarha@ti.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

#ifndef __HDMI_CODEC_H__
#define __HDMI_CODEC_H__

#include <linux/hdmi.h>
#include <drm/drm_edid.h>
#include <sound/asoundef.h>
#include <uapi/sound/asound.h>

/*
 * Protocol between ASoC cpu-dai and HDMI-encoder
 */
struct hdmi_codec_daifmt {
	enum {
		HDMI_I2S,
		HDMI_RIGHT_J,
		HDMI_LEFT_J,
		HDMI_DSP_A,
		HDMI_DSP_B,
		HDMI_AC97,
		HDMI_SPDIF,
	} fmt;
	unsigned int bit_clk_inv:1;
	unsigned int frame_clk_inv:1;
	unsigned int bit_clk_master:1;
	unsigned int frame_clk_master:1;
};

/*
 * HDMI audio parameters
 */
struct hdmi_codec_params {
	struct hdmi_audio_infoframe cea;
	struct snd_aes_iec958 iec;
	int sample_rate;
	int sample_width;
	int channels;
};

struct hdmi_codec_pdata;
struct hdmi_codec_ops {
	/*
	 * Called when ASoC starts an audio stream setup.
	 * Optional
	 */
	int (*audio_startup)(struct device *dev, void *data);

	/*
	 * Configures HDMI-encoder for audio stream.
	 * Mandatory
	 */
	int (*hw_params)(struct device *dev, void *data,
			 struct hdmi_codec_daifmt *fmt,
			 struct hdmi_codec_params *hparms);

	/*
	 * Shuts down the audio stream.
	 * Mandatory
	 */
	void (*audio_shutdown)(struct device *dev, void *data);

	/*
	 * Mute/unmute HDMI audio stream.
	 * Optional
	 */
	int (*digital_mute)(struct device *dev, void *data, bool enable);

	/*
	 * Provides EDID-Like-Data from connected HDMI device.
	 * Optional
	 */
	int (*get_eld)(struct device *dev, void *data,
		       uint8_t *buf, size_t len);
};

/* HDMI codec initalization data */
struct hdmi_codec_pdata {
	const struct hdmi_codec_ops *ops;
	uint i2s:1;
	uint spdif:1;
	int max_i2s_channels;
	void *data;
};

#define HDMI_CODEC_DRV_NAME "hdmi-audio-codec"

#endif /* __HDMI_CODEC_H__ */
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>dt-bindings</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/sound?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>tas2552.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-30 15:47:19 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-30 15:47:19 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>4078d3ae27d4ebb85bdcd4d84e9b9a4d059f22bb</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>include/dt-bindings/sound/tas2552.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/sound/tas2552.h?id=751321b3dd5040dc5be19bd23f985e80c914621a'>751321b3dd5040dc5be19bd23f985e80c914621a</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b&amp;id2=751321b3dd5040dc5be19bd23f985e80c914621a'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/sound/tas2552.h?id=54791b276b4000b307339f269d3bf7db877d536f'>54791b276b4000b307339f269d3bf7db877d536f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/dt-bindings/sound/tas2552.h?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b&amp;id2=54791b276b4000b307339f269d3bf7db877d536f'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc</div><div class='commit-msg'>Pull sparc fixes from David Miller:
 "Several small bug fixes and tidies, along with a fix for non-resumable
  memory errors triggered by userspace"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Handle PIO &amp; MEM non-resumable errors.
  sparc64: Zero pages on allocation for mondo and error queues.
  sparc: Fixed typo in sstate.c. Replaced panicing with panicking
  sparc: use symbolic names for tsb indexing
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=f9a42e0d58cf0fe3d902e63d4582f2ea4cd2bb8b'>Diffstat</a> (limited to 'include/dt-bindings/sound/tas2552.h')</div><table summary='diffstat' class='diffstat'>