From: Jerome Anand <jerome.anand@intel.com>
To: intel-gfx@lists.freedesktop.org, alsa-devel@alsa-project.org
Cc: tiwai@suse.de, broonie@kernel.org, rakesh.a.ughreja@intel.com
Subject: [RFC PATCH v4 6/7] ALSA: x86: hdmi: Fixup some monitor
Date: Sat, 3 Dec 2016 01:36:01 +0530 [thread overview]
Message-ID: <20161202200601.28402-1-jerome.anand@intel.com> (raw)
This change was given to Canonical apparently to fix an issue with
on some monitor brand. It's not clear what this patch does but it doesn't
seem to have side effects.
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Jerome Anand <jerome.anand@intel.com>
---
sound/x86/intel_hdmi_audio.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c
index d9ce750..9249521 100644
--- a/sound/x86/intel_hdmi_audio.c
+++ b/sound/x86/intel_hdmi_audio.c
@@ -337,6 +337,7 @@ static void snd_intelhad_reset_audio_v2(u8 reset)
static int had_prog_status_reg(struct snd_pcm_substream *substream,
struct snd_intelhad *intelhaddata)
{
+ union aud_cfg cfg_val = {.cfg_regval = 0};
union aud_ch_status_0 ch_stat0 = {.status_0_regval = 0};
union aud_ch_status_1 ch_stat1 = {.status_1_regval = 0};
int format;
@@ -347,6 +348,7 @@ static int had_prog_status_reg(struct snd_pcm_substream *substream,
IEC958_AES0_NONAUDIO)>>1;
ch_stat0.status_0_regx.clk_acc = (intelhaddata->aes_bits &
IEC958_AES3_CON_CLOCK)>>4;
+ cfg_val.cfg_regx.val_bit = ch_stat0.status_0_regx.lpcm_id;
switch (substream->runtime->rate) {
case AUD_SAMPLE_RATE_32:
@@ -426,7 +428,6 @@ int snd_intelhad_prog_audio_ctrl_v2(struct snd_pcm_substream *substream,
else
cfg_val.cfg_regx_v2.layout = LAYOUT1;
- cfg_val.cfg_regx_v2.val_bit = 1;
had_write_register(AUD_CONFIG, cfg_val.cfg_regval);
return 0;
}
@@ -482,7 +483,6 @@ int snd_intelhad_prog_audio_ctrl_v1(struct snd_pcm_substream *substream,
}
- cfg_val.cfg_regx.val_bit = 1;
had_write_register(AUD_CONFIG, cfg_val.cfg_regval);
return 0;
}
--
2.9.3
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reply other threads:[~2016-12-02 20:06 UTC|newest]
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