linux-kernel - [PATCH 2/3] ASoC: Intel: sof_rt5682: detect codec variant in probe function

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Date:   Thu,  7 Oct 2021 00:18:04 +0800
From:   Brent Lu <brent.lu@...el.com>
To:     alsa-devel@...a-project.org
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Cezary Rojewski <cezary.rojewski@...el.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Jie Yang <yang.jie@...ux.intel.com>,
        Brent Lu <brent.lu@...el.com>,
        Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Guennadi Liakhovetski <guennadi.liakhovetski@...ux.intel.com>,
        Yong Zhi <yong.zhi@...el.com>,
        Vamshi Krishna Gopal <vamshi.krishna.gopal@...el.com>,
        linux-kernel@...r.kernel.org, Rander Wang <rander.wang@...el.com>,
        Bard Liao <bard.liao@...el.com>,
        Malik_Hsu <malik_hsu@...tron.corp-partner.google.com>,
        Libin Yang <libin.yang@...el.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Paul Olaru <paul.olaru@....nxp.com>,
        Curtis Malainey <cujomalainey@...omium.org>,
        Mac Chiang <mac.chiang@...el.com>,
        Gongjun Song <gongjun.song@...el.com>
Subject: [PATCH 2/3] ASoC: Intel: sof_rt5682: detect codec variant in probe function

Detect whether the headphone codec is ALC5682I-VS or not in probe
function so we don't need to duplicate all board configs for this new
variant.

Signed-off-by: Brent Lu <brent.lu@...el.com>
---
 sound/soc/intel/boards/sof_rt5682.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c
index 613662eedd0d..9f1e5ef11b13 100644
--- a/sound/soc/intel/boards/sof_rt5682.c
+++ b/sound/soc/intel/boards/sof_rt5682.c
@@ -864,6 +864,10 @@ static int sof_audio_probe(struct platform_device *pdev)
 	if ((sof_rt5682_quirk & SOF_SPEAKER_AMP_PRESENT) && !mach->quirk_data)
 		sof_rt5682_quirk &= ~SOF_SPEAKER_AMP_PRESENT;
 
+	/* Detect the headset codec variant ALC5682I-VS */
+	if (acpi_dev_present("RTL5682", NULL, -1))
+		sof_rt5682_quirk |= SOF_RT5682S_HEADPHONE_CODEC_PRESENT;
+
 	if (soc_intel_is_byt() || soc_intel_is_cht()) {
 		is_legacy_cpu = 1;
 		dmic_be_num = 0;
-- 
2.25.1