linux-kernel - [PATCH] ASoC: amd: add ACPI dependency check

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Date:   Tue, 7 Jul 2020 16:16:41 +0530
From:   Vijendar Mukunda <Vijendar.Mukunda@....com>
To:     <alsa-devel@...a-project.org>
CC:     <perex@...ex.cz>, <hui.wang@...onical.com>,
        <Alexander.Deucher@....com>,
        Vijendar Mukunda <Vijendar.Mukunda@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, Takashi Iwai <tiwai@...e.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: [PATCH] ASoC: amd: add ACPI dependency check

Add ACPI dependency for evaluating DMIC hardware
runtime.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@....com>
---
 sound/soc/amd/renoir/rn-pci-acp3x.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/amd/renoir/rn-pci-acp3x.c b/sound/soc/amd/renoir/rn-pci-acp3x.c
index d1faea5..165c93f 100644
--- a/sound/soc/amd/renoir/rn-pci-acp3x.c
+++ b/sound/soc/amd/renoir/rn-pci-acp3x.c
@@ -218,6 +218,7 @@ static int snd_rn_acp_probe(struct pci_dev *pci,
 		ret = -ENODEV;
 		goto de_init;
 	} else if (dmic_acpi_check == ACP_DMIC_AUTO) {
+#if defined(CONFIG_ACPI)
 		handle = ACPI_HANDLE(&pci->dev);
 		ret = acpi_evaluate_integer(handle, "_WOV", NULL, &dmic_status);
 		if (ACPI_FAILURE(ret)) {
@@ -228,6 +229,7 @@ static int snd_rn_acp_probe(struct pci_dev *pci,
 			ret = -ENODEV;
 			goto de_init;
 		}
+#endif
 	}
 
 	adata->res = devm_kzalloc(&pci->dev,
-- 
2.7.4