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ALSA: hda: make standalone hdmi_fill_audio_infoframe()

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code refactor: make a standalone function hdmi_fill_audio_infoframe().

Signed-off-by: Wu Fengguang <wfg@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Wu Fengguang 2008-11-19 08:56:15 +08:00 committed by Takashi Iwai
parent cd896c331d
commit 5457a98039
1 changed files with 17 additions and 10 deletions
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27
sound/pci/hda/patch_intelhdmi.c
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@ -246,26 +246,33 @@ static void hdmi_clear_dip_buffers(struct hda_codec *codec)
#endif
}
static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
struct snd_pcm_substream *substream)
static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
struct hdmi_audio_infoframe *ai)
{
struct hdmi_audio_infoframe audio_infoframe = {
.type = 0x84,
.ver = 0x01,
.len = 0x0a,
.CC02_CT47 = substream->runtime->channels - 1,
};
u8 *params = (u8 *)&audio_infoframe;
u8 *params = (u8 *)ai;
int i;
hdmi_debug_dip_size(codec);
hdmi_clear_dip_buffers(codec); /* be paranoid */
hdmi_set_dip_index(codec, PIN_NID, 0x0, 0x0);
for (i = 0; i < sizeof(audio_infoframe); i++)
for (i = 0; i < sizeof(ai); i++)
hdmi_write_dip_byte(codec, PIN_NID, params[i]);
}
static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hdmi_audio_infoframe ai = {
.type = 0x84,
.ver = 0x01,
.len = 0x0a,
.CC02_CT47 = substream->runtime->channels - 1,
};
hdmi_fill_audio_infoframe(codec, &ai);
}
/*
* Unsolicited events