Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3fe2cf7e authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: x86: Support S16 format 



Now we support S16 PCM format in addition.  For this, we need to set
packet_mode=1 in AUD_CONFIG register.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 85bd8748

sound/x86/intel_hdmi_audio.c

+5 −3
Original line number Diff line number Diff line
@@ -135,7 +135,8 @@ static const struct snd_pcm_hardware had_pcm_hardware = { 
		SNDRV_PCM_INFO_MMAP |

		SNDRV_PCM_INFO_MMAP_VALID |

		SNDRV_PCM_INFO_NO_PERIOD_WAKEUP),

	.formats = (SNDRV_PCM_FMTBIT_S24_LE |

	.formats = (SNDRV_PCM_FMTBIT_S16_LE |

		    SNDRV_PCM_FMTBIT_S24_LE |

		    SNDRV_PCM_FMTBIT_S32_LE),

	.rates = SNDRV_PCM_RATE_32000 |

		SNDRV_PCM_RATE_44100 |
@@ -290,12 +291,10 @@ static int had_prog_status_reg(struct snd_pcm_substream *substream, 
			   AUD_CH_STATUS_0, ch_stat0.regval);



	switch (substream->runtime->format) {

#if 0 /* FIXME: not supported yet */

	case SNDRV_PCM_FORMAT_S16_LE:

		ch_stat1.regx.max_wrd_len = MAX_SMPL_WIDTH_20;

		ch_stat1.regx.wrd_len = SMPL_WIDTH_16BITS;

		break;

#endif

	case SNDRV_PCM_FORMAT_S24_LE:

	case SNDRV_PCM_FORMAT_S32_LE:

		ch_stat1.regx.max_wrd_len = MAX_SMPL_WIDTH_24;
@@ -336,6 +335,9 @@ static int had_init_audio_ctrl(struct snd_pcm_substream *substream, 
	else

		cfg_val.regx.layout = LAYOUT1;



	if (substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE)

		cfg_val.regx.packet_mode = 1;



	if (substream->runtime->format == SNDRV_PCM_FORMAT_S32_LE)

		cfg_val.regx.left_align = 1;