diff options
Diffstat (limited to 'sound/pci/hda/patch_atihdmi.c')
| -rw-r--r-- | sound/pci/hda/patch_atihdmi.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/sound/pci/hda/patch_atihdmi.c b/sound/pci/hda/patch_atihdmi.c deleted file mode 100644 index fb684f0..0000000 --- a/sound/pci/hda/patch_atihdmi.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * 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) |