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Commit 61525979 authored by Wang Xingchao's avatar Wang Xingchao Committed by Takashi Iwai
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ALSA: hda - show ICT/KAE control bits 



Enable two debug options for S/PDIF Converter Control.
KAE: Keep Alive Enable; ICT: IEC Coding Type.

Signed-off-by: default avatarWang Xingchao <xingchao.wang@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 7b03d1d9

sound/pci/hda/hda_codec.h

+4 −0
Original line number Diff line number Diff line
@@ -386,6 +386,10 @@ enum { 
/* DIGITAL2 bits */

#define AC_DIG2_CC			(0x7f<<0)



/* DIGITAL3 bits */

#define AC_DIG3_ICT			(0xf<<0)

#define AC_DIG3_KAE			(1<<7)



/* Pin widget control - 8bit */

#define AC_PINCTL_EPT			(0x3<<0)

#define AC_PINCTL_EPT_NATIVE		0

sound/pci/hda/hda_proc.c

+8 −1
Original line number Diff line number Diff line
@@ -402,6 +402,9 @@ static void print_digital_conv(struct snd_info_buffer *buffer, 
{

	unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,

						AC_VERB_GET_DIGI_CONVERT_1, 0);

	unsigned char digi2 = digi1 >> 8;

	unsigned char digi3 = digi1 >> 16;



	snd_iprintf(buffer, "  Digital:");

	if (digi1 & AC_DIG1_ENABLE)

		snd_iprintf(buffer, " Enabled");
@@ -419,9 +422,13 @@ static void print_digital_conv(struct snd_info_buffer *buffer, 
		snd_iprintf(buffer, " Pro");

	if (digi1 & AC_DIG1_LEVEL)

		snd_iprintf(buffer, " GenLevel");

	if (digi3 & AC_DIG3_KAE)

		snd_iprintf(buffer, " KAE");

	snd_iprintf(buffer, "\n");

	snd_iprintf(buffer, "  Digital category: 0x%x\n",

		    (digi1 >> 8) & AC_DIG2_CC);

		    digi2 & AC_DIG2_CC);

	snd_iprintf(buffer, "  IEC Coding Type: 0x%x\n",

			digi3 & AC_DIG3_ICT);

}



static const char *get_pwr_state(u32 state)