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ASoC: Intel: hdac_hdmi: Limit sampling rates at dai creation

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[ Upstream commit 3b857472f34faa7d11001afa5e158833812c98d7 ]

Playback of 44.1Khz contents with HDMI plugged returns
"Invalid pipe config" because HDMI paths in the FW
topology are configured to operate at 48Khz.

This patch filters out sampling rates not supported
at hdac_hdmi_create_dais() to let user space SRC
to do the converting.

Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Yong Zhi 2018-08-07 12:19:16 -05:00 committed by Greg Kroah-Hartman
parent 782f1f81e7
commit 19223f9d87
1 changed files with 6 additions and 0 deletions
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6
sound/soc/codecs/hdac_hdmi.c
View File

@ -1267,6 +1267,12 @@ static int hdac_hdmi_create_dais(struct hdac_device *hdac,
if (ret)
return ret;
/* Filter out 44.1, 88.2 and 176.4Khz */
rates &= ~(SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_88200 |
SNDRV_PCM_RATE_176400);
if (!rates)
return -EINVAL;
sprintf(dai_name, "intel-hdmi-hifi%d", i+1);
hdmi_dais[i].name = devm_kstrdup(&hdac->dev,
dai_name, GFP_KERNEL);