asgardius/android_kernel_motorola_sm6225
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge branch 'fix/hda' into topic/hda

Browse source
This commit is contained in:
Takashi Iwai 2009-02-11 09:09:29 +01:00
commit df22313637
1 changed files with 34 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

61
sound/pci/hda/patch_intelhdmi.c
View file

@ -49,11 +49,6 @@ static struct hda_verb pinout_enable_verb[] = {
{} /* terminator */
};
static struct hda_verb pinout_disable_verb[] = {
{PIN_NID, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x00},
{}
};
static struct hda_verb unsolicited_response_verb[] = {
{PIN_NID, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN |
INTEL_HDMI_EVENT_TAG},
@ -248,10 +243,6 @@ static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t nid,
static void hdmi_enable_output(struct hda_codec *codec)
{
/* Enable Audio InfoFrame Transmission */
hdmi_set_dip_index(codec, PIN_NID, 0x0, 0x0);
snd_hda_codec_write(codec, PIN_NID, 0, AC_VERB_SET_HDMI_DIP_XMIT,
AC_DIPXMIT_BEST);
/* Unmute */
if (get_wcaps(codec, PIN_NID) & AC_WCAP_OUT_AMP)
snd_hda_codec_write(codec, PIN_NID, 0,
@ -260,17 +251,24 @@ static void hdmi_enable_output(struct hda_codec *codec)
snd_hda_sequence_write(codec, pinout_enable_verb);
}
static void hdmi_disable_output(struct hda_codec *codec)
/*
* Enable Audio InfoFrame Transmission
*/
static void hdmi_start_infoframe_trans(struct hda_codec *codec)
{
snd_hda_sequence_write(codec, pinout_disable_verb);
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_MUTE);
hdmi_set_dip_index(codec, PIN_NID, 0x0, 0x0);
snd_hda_codec_write(codec, PIN_NID, 0, AC_VERB_SET_HDMI_DIP_XMIT,
AC_DIPXMIT_BEST);
}
/*
* FIXME: noises may arise when playing music after reloading the
* kernel module, until the next X restart or monitor repower.
*/
/*
* Disable Audio InfoFrame Transmission
*/
static void hdmi_stop_infoframe_trans(struct hda_codec *codec)
{
hdmi_set_dip_index(codec, PIN_NID, 0x0, 0x0);
snd_hda_codec_write(codec, PIN_NID, 0, AC_VERB_SET_HDMI_DIP_XMIT,
AC_DIPXMIT_DISABLE);
}
static int hdmi_get_channel_count(struct hda_codec *codec)
@ -368,11 +366,16 @@ static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
struct hdmi_audio_infoframe *ai)
{
u8 *params = (u8 *)ai;
u8 sum = 0;
int i;
hdmi_debug_dip_size(codec);
hdmi_clear_dip_buffers(codec); /* be paranoid */
for (i = 0; i < sizeof(ai); i++)
sum += params[i];
ai->checksum = - sum;
hdmi_set_dip_index(codec, PIN_NID, 0x0, 0x0);
for (i = 0; i < sizeof(ai); i++)
hdmi_write_dip_byte(codec, PIN_NID, params[i]);
@ -419,13 +422,17 @@ static int hdmi_setup_channel_allocation(struct hda_codec *codec,
/*
* CA defaults to 0 for basic stereo audio
*/
if (!eld->eld_ver)
return 0;
if (!eld->spk_alloc)
return 0;
if (channels <= 2)
return 0;
/*
* HDMI sink's ELD info cannot always be retrieved for now, e.g.
* in console or for audio devices. Assume the highest speakers
* configuration, to _not_ prohibit multi-channel audio playback.
*/
if (!eld->spk_alloc)
eld->spk_alloc = 0xffff;
/*
* expand ELD's speaker allocation mask
*
@ -485,6 +492,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
hdmi_setup_channel_mapping(codec, &ai);
hdmi_fill_audio_infoframe(codec, &ai);
hdmi_start_infoframe_trans(codec);
}
@ -562,7 +570,7 @@ static int intel_hdmi_playback_pcm_close(struct hda_pcm_stream *hinfo,
{
struct intel_hdmi_spec *spec = codec->spec;
hdmi_disable_output(codec);
hdmi_stop_infoframe_trans(codec);
return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}
@ -582,8 +590,6 @@ static int intel_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
hdmi_setup_audio_infoframe(codec, substream);
hdmi_enable_output(codec);
return 0;
}
@ -628,8 +634,7 @@ static int intel_hdmi_build_controls(struct hda_codec *codec)
static int intel_hdmi_init(struct hda_codec *codec)
{
/* disable audio output as early as possible */
hdmi_disable_output(codec);
hdmi_enable_output(codec);
snd_hda_sequence_write(codec, unsolicited_response_verb);
@ -679,6 +684,7 @@ static struct hda_codec_preset snd_hda_preset_intelhdmi[] = {
{ .id = 0x80862801, .name = "G45 DEVBLC", .patch = patch_intel_hdmi },
{ .id = 0x80862802, .name = "G45 DEVCTG", .patch = patch_intel_hdmi },
{ .id = 0x80862803, .name = "G45 DEVELK", .patch = patch_intel_hdmi },
{ .id = 0x80862804, .name = "G45 DEVIBX", .patch = patch_intel_hdmi },
{ .id = 0x10951392, .name = "SiI1392 HDMI", .patch = patch_intel_hdmi },
{} /* terminator */
};
@ -687,6 +693,7 @@ MODULE_ALIAS("snd-hda-codec-id:808629fb");
MODULE_ALIAS("snd-hda-codec-id:80862801");
MODULE_ALIAS("snd-hda-codec-id:80862802");
MODULE_ALIAS("snd-hda-codec-id:80862803");
MODULE_ALIAS("snd-hda-codec-id:80862804");
MODULE_ALIAS("snd-hda-codec-id:10951392");
MODULE_LICENSE("GPL");