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linux-7.2.3/sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * soc-acpi-amd-sdca-quirks.c - tables and support for SDCA quirks
+ *
+ * Copyright(c) 2025 Advanced Micro Devices, Inc. All rights reserved.
+ *
+ */
+
+#include <linux/soundwire/sdw_amd.h>
+#include <sound/sdca.h>
+#include <sound/soc-acpi.h>
+#include "soc-acpi-amd-sdca-quirks.h"
+
+/*
+ * Pretend machine quirk. The argument type is not the traditional
+ * 'struct snd_soc_acpi_mach' pointer but instead the sdw_amd_ctx
+ * which contains the peripheral information required for the
+ * SoundWire/SDCA filter on the SMART_MIC setup and interface
+ * revision. When the return value is false, the entry in the
+ * 'snd_soc_acpi_mach' table needs to be skipped.
+ */
+bool snd_soc_acpi_amd_sdca_is_device_rt712_vb(void *arg)
+{
+	struct sdw_amd_ctx *ctx = arg;
+	int i;
+
+	if (!ctx)
+		return false;
+
+	for (i = 0; i < ctx->peripherals->num_peripherals; i++) {
+		if (sdca_device_quirk_match(ctx->peripherals->array[i],
+					    SDCA_QUIRKS_RT712_VB))
+			return true;
+	}
+
+	return false;
+}
+