[net-next-2.6.git] / sound / pci / hda / patch_atihdmi.c

/*
 * Universal Interface for Intel High Definition Audio Codec
 *
 * HD audio interface patch for ATI HDMI codecs
 *
 * Copyright (c) 2006 ATI Technologies Inc.
 *
 *
 *  This driver 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.
 *
 *  This driver 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.
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <sound/core.h>
#include "hda_codec.h"
#include "hda_local.h"

struct atihdmi_spec {
	struct hda_multi_out multiout;

	struct hda_pcm pcm_rec;
};

#define CVT_NID		0x02	/* audio converter */
#define PIN_NID		0x03	/* HDMI output pin */

static struct hda_verb atihdmi_basic_init[] = {
	/* enable digital output on pin widget */
	{ 0x03, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	{} /* terminator */
};

/*
 * Controls
 */
static int atihdmi_build_controls(struct hda_codec *codec)
{
	struct atihdmi_spec *spec = codec->spec;
	int err;

	err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
	if (err < 0)
		return err;

	return 0;
}

static int atihdmi_init(struct hda_codec *codec)
{
	snd_hda_sequence_write(codec, atihdmi_basic_init);
	/* SI codec requires to unmute the pin */
	if (get_wcaps(codec, PIN_NID) & AC_WCAP_OUT_AMP)
		snd_hda_codec_write(codec, PIN_NID, 0,
				    AC_VERB_SET_AMP_GAIN_MUTE,
				    AMP_OUT_UNMUTE);
	return 0;
}

/*
 * Digital out
 */
static int atihdmi_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
				     struct hda_codec *codec,
				     struct snd_pcm_substream *substream)
{
	struct atihdmi_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}

static int atihdmi_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
				      struct hda_codec *codec,
				      struct snd_pcm_substream *substream)
{
	struct atihdmi_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}

static int atihdmi_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
					    struct hda_codec *codec,
					    unsigned int stream_tag,
					    unsigned int format,
					    struct snd_pcm_substream *substream)
{
	struct atihdmi_spec *spec = codec->spec;
	int chans = substream->runtime->channels;
	int i, err;

	err = snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
					    format, substream);
	if (err < 0)
		return err;
	snd_hda_codec_write(codec, CVT_NID, 0, AC_VERB_SET_CVT_CHAN_COUNT,
			    chans - 1);
	/* FIXME: XXX */
	for (i = 0; i < chans; i++) {
		snd_hda_codec_write(codec, CVT_NID, 0,
				    AC_VERB_SET_HDMI_CHAN_SLOT,
				    (i << 4) | i);
	}
	return 0;
}

static struct hda_pcm_stream atihdmi_pcm_digital_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	.nid = CVT_NID, /* NID to query formats and rates and setup streams */
	.ops = {
		.open = atihdmi_dig_playback_pcm_open,
		.close = atihdmi_dig_playback_pcm_close,
		.prepare = atihdmi_dig_playback_pcm_prepare
	},
};

static int atihdmi_build_pcms(struct hda_codec *codec)
{
	struct atihdmi_spec *spec = codec->spec;
	struct hda_pcm *info = &spec->pcm_rec;
	unsigned int chans;

	codec->num_pcms = 1;
	codec->pcm_info = info;

	info->name = "ATI HDMI";
	info->pcm_type = HDA_PCM_TYPE_HDMI;
	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = atihdmi_pcm_digital_playback;

	/* FIXME: we must check ELD and change the PCM parameters dynamically
	 */
	chans = get_wcaps(codec, CVT_NID);
	chans = get_wcaps_channels(chans);
	info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = chans;

	return 0;
}

static void atihdmi_free(struct hda_codec *codec)
{
	kfree(codec->spec);
}

static struct hda_codec_ops atihdmi_patch_ops = {
	.build_controls = atihdmi_build_controls,
	.build_pcms = atihdmi_build_pcms,
	.init = atihdmi_init,
	.free = atihdmi_free,
};

static int patch_atihdmi(struct hda_codec *codec)
{
	struct atihdmi_spec *spec;

	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
	if (spec == NULL)
		return -ENOMEM;

	codec->spec = spec;

	spec->multiout.num_dacs = 0;	  /* no analog */
	spec->multiout.max_channels = 2;
	/* NID for copying analog to digital,
	 * seems to be unused in pure-digital
	 * case.
	 */
	spec->multiout.dig_out_nid = CVT_NID;

	codec->patch_ops = atihdmi_patch_ops;

	return 0;
}

/*
 * patch entries
 */
static struct hda_codec_preset snd_hda_preset_atihdmi[] = {
	{ .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
	{ .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
	{ .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
	{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_atihdmi },
	{ .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_atihdmi },
	{ .id = 0x17e80047, .name = "Chrontel HDMI",  .patch = patch_atihdmi },
	{} /* terminator */
};

MODULE_ALIAS("snd-hda-codec-id:1002793c");
MODULE_ALIAS("snd-hda-codec-id:10027919");
MODULE_ALIAS("snd-hda-codec-id:1002791a");
MODULE_ALIAS("snd-hda-codec-id:1002aa01");
MODULE_ALIAS("snd-hda-codec-id:10951390");
MODULE_ALIAS("snd-hda-codec-id:17e80047");

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("ATI HDMI HD-audio codec");

static struct hda_codec_preset_list atihdmi_list = {
	.preset = snd_hda_preset_atihdmi,
	.owner = THIS_MODULE,
};

static int __init patch_atihdmi_init(void)
{
	return snd_hda_add_codec_preset(&atihdmi_list);
}

static void __exit patch_atihdmi_exit(void)
{
	snd_hda_delete_codec_preset(&atihdmi_list);
}

module_init(patch_atihdmi_init)
module_exit(patch_atihdmi_exit)
Commit	Line	Data
778b6e1b FK	1	/*
	2	* Universal Interface for Intel High Definition Audio Codec
	3	*
	4	* HD audio interface patch for ATI HDMI codecs
	5	*
	6	* Copyright (c) 2006 ATI Technologies Inc.
	7	*
	8	*
	9	* This driver is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or
	12	* (at your option) any later version.
	13	*
	14	* This driver is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	22	*/
	23
778b6e1b FK	24	#include <linux/init.h>
	25	#include <linux/delay.h>
	26	#include <linux/slab.h>
778b6e1b FK	27	#include <sound/core.h>
	28	#include "hda_codec.h"
	29	#include "hda_local.h"
	30
	31	struct atihdmi_spec {
	32	struct hda_multi_out multiout;
	33
	34	struct hda_pcm pcm_rec;
	35	};
	36
862f76f8 TI	37	#define CVT_NID 0x02 /* audio converter */
	38	#define PIN_NID 0x03 /* HDMI output pin */
	39
778b6e1b FK	40	static struct hda_verb atihdmi_basic_init[] = {
	41	/* enable digital output on pin widget */
	42	{ 0x03, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	43	{} /* terminator */
	44	};
	45
	46	/*
	47	* Controls
	48	*/
	49	static int atihdmi_build_controls(struct hda_codec *codec)
	50	{
	51	struct atihdmi_spec *spec = codec->spec;
	52	int err;
	53
	54	err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
	55	if (err < 0)
	56	return err;
	57
	58	return 0;
	59	}
	60
	61	static int atihdmi_init(struct hda_codec *codec)
	62	{
	63	snd_hda_sequence_write(codec, atihdmi_basic_init);
12a733e5	64	/* SI codec requires to unmute the pin */
862f76f8 TI	65	if (get_wcaps(codec, PIN_NID) & AC_WCAP_OUT_AMP)
	66	snd_hda_codec_write(codec, PIN_NID, 0,
	67	AC_VERB_SET_AMP_GAIN_MUTE,
12a733e5	68	AMP_OUT_UNMUTE);
778b6e1b FK	69	return 0;
	70	}
	71
778b6e1b FK	72	/*
	73	* Digital out
	74	*/
	75	static int atihdmi_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
	76	struct hda_codec *codec,
	77	struct snd_pcm_substream *substream)
	78	{
	79	struct atihdmi_spec *spec = codec->spec;
	80	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
	81	}
	82
	83	static int atihdmi_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
	84	struct hda_codec *codec,
	85	struct snd_pcm_substream *substream)
	86	{
	87	struct atihdmi_spec *spec = codec->spec;
	88	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
	89	}
	90
6b97eb45 TI	91	static int atihdmi_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
	92	struct hda_codec *codec,
	93	unsigned int stream_tag,
	94	unsigned int format,
	95	struct snd_pcm_substream *substream)
	96	{
	97	struct atihdmi_spec *spec = codec->spec;
862f76f8 TI	98	int chans = substream->runtime->channels;
	99	int i, err;
	100
	101	err = snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
	102	format, substream);
	103	if (err < 0)
	104	return err;
	105	snd_hda_codec_write(codec, CVT_NID, 0, AC_VERB_SET_CVT_CHAN_COUNT,
	106	chans - 1);
	107	/* FIXME: XXX */
	108	for (i = 0; i < chans; i++) {
	109	snd_hda_codec_write(codec, CVT_NID, 0,
	110	AC_VERB_SET_HDMI_CHAN_SLOT,
	111	(i << 4) \| i);
	112	}
	113	return 0;
6b97eb45 TI	114	}
6b97eb45 TI	115
778b6e1b FK	116	static struct hda_pcm_stream atihdmi_pcm_digital_playback = {
	117	.substreams = 1,
	118	.channels_min = 2,
	119	.channels_max = 2,
862f76f8	120	.nid = CVT_NID, /* NID to query formats and rates and setup streams */
778b6e1b FK	121	.ops = {
778b6e1b FK	122	.open = atihdmi_dig_playback_pcm_open,
6b97eb45 TI	123	.close = atihdmi_dig_playback_pcm_close,
6b97eb45 TI	124	.prepare = atihdmi_dig_playback_pcm_prepare
778b6e1b FK	125	},
	126	};
	127
	128	static int atihdmi_build_pcms(struct hda_codec *codec)
	129	{
	130	struct atihdmi_spec *spec = codec->spec;
	131	struct hda_pcm *info = &spec->pcm_rec;
862f76f8	132	unsigned int chans;
778b6e1b FK	133
	134	codec->num_pcms = 1;
	135	codec->pcm_info = info;
	136
	137	info->name = "ATI HDMI";
7ba72ba1	138	info->pcm_type = HDA_PCM_TYPE_HDMI;
778b6e1b FK	139	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = atihdmi_pcm_digital_playback;
778b6e1b FK	140
862f76f8 TI	141	/* FIXME: we must check ELD and change the PCM parameters dynamically
	142	*/
	143	chans = get_wcaps(codec, CVT_NID);
fd72d008	144	chans = get_wcaps_channels(chans);
862f76f8 TI	145	info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = chans;
862f76f8 TI	146
778b6e1b FK	147	return 0;
	148	}
	149
	150	static void atihdmi_free(struct hda_codec *codec)
	151	{
	152	kfree(codec->spec);
	153	}
	154
	155	static struct hda_codec_ops atihdmi_patch_ops = {
	156	.build_controls = atihdmi_build_controls,
	157	.build_pcms = atihdmi_build_pcms,
	158	.init = atihdmi_init,
	159	.free = atihdmi_free,
778b6e1b FK	160	};
	161
	162	static int patch_atihdmi(struct hda_codec *codec)
	163	{
	164	struct atihdmi_spec *spec;
	165
	166	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
	167	if (spec == NULL)
	168	return -ENOMEM;
	169
	170	codec->spec = spec;
	171
	172	spec->multiout.num_dacs = 0; /* no analog */
	173	spec->multiout.max_channels = 2;
862f76f8 TI	174	/* NID for copying analog to digital,
	175	* seems to be unused in pure-digital
	176	* case.
	177	*/
	178	spec->multiout.dig_out_nid = CVT_NID;
778b6e1b FK	179
	180	codec->patch_ops = atihdmi_patch_ops;
	181
	182	return 0;
	183	}
	184
	185	/*
	186	* patch entries
	187	*/
1289e9e8	188	static struct hda_codec_preset snd_hda_preset_atihdmi[] = {
3218c178 TI	189	{ .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
	190	{ .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
	191	{ .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
	192	{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_atihdmi },
862f76f8	193	{ .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_atihdmi },
cc4d1387	194	{ .id = 0x17e80047, .name = "Chrontel HDMI", .patch = patch_atihdmi },
778b6e1b FK	195	{} /* terminator */
778b6e1b FK	196	};
1289e9e8 TI	197
	198	MODULE_ALIAS("snd-hda-codec-id:1002793c");
	199	MODULE_ALIAS("snd-hda-codec-id:10027919");
	200	MODULE_ALIAS("snd-hda-codec-id:1002791a");
	201	MODULE_ALIAS("snd-hda-codec-id:1002aa01");
	202	MODULE_ALIAS("snd-hda-codec-id:10951390");
	203	MODULE_ALIAS("snd-hda-codec-id:17e80047");
	204
	205	MODULE_LICENSE("GPL");
	206	MODULE_DESCRIPTION("ATI HDMI HD-audio codec");
	207
	208	static struct hda_codec_preset_list atihdmi_list = {
	209	.preset = snd_hda_preset_atihdmi,
	210	.owner = THIS_MODULE,
	211	};
	212
	213	static int __init patch_atihdmi_init(void)
	214	{
	215	return snd_hda_add_codec_preset(&atihdmi_list);
	216	}
	217
	218	static void __exit patch_atihdmi_exit(void)
	219	{
	220	snd_hda_delete_codec_preset(&atihdmi_list);
	221	}
	222
	223	module_init(patch_atihdmi_init)
	224	module_exit(patch_atihdmi_exit)