ASoC: cs-amp-lib: Add helpers for factory calibration data

[linux-2.6-microblaze.git] / include / sound / cs-amp-lib.h

diff --git a/include/sound/cs-amp-lib.h b/include/sound/cs-amp-lib.h
new file mode 100644 (file)
index 0000000..077fe36
--- /dev/null
+++ b/include/sound/cs-amp-lib.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2024 Cirrus Logic, Inc. and
+ *                    Cirrus Logic International Semiconductor Ltd.
+ */
+
+#ifndef CS_AMP_LIB_H
+#define CS_AMP_LIB_H
+
+#include <linux/efi.h>
+#include <linux/types.h>
+
+struct cs_dsp;
+
+struct cirrus_amp_cal_data {
+       u32 calTarget[2];
+       u32 calTime[2];
+       s8  calAmbient;
+       u8  calStatus;
+       u16 calR;
+} __packed;
+
+struct cirrus_amp_efi_data {
+       u32 size;
+       u32 count;
+       struct cirrus_amp_cal_data data[];
+} __packed;
+
+/**
+ * struct cirrus_amp_cal_controls - definition of firmware calibration controls
+ * @alg_id:    ID of algorithm containing the controls.
+ * @mem_region:        DSP memory region containing the controls.
+ * @ambient:   Name of control for calAmbient value.
+ * @calr:      Name of control for calR value.
+ * @status:    Name of control for calStatus value.
+ * @checksum:  Name of control for checksum value.
+ */
+struct cirrus_amp_cal_controls {
+       unsigned int alg_id;
+       int mem_region;
+       const char *ambient;
+       const char *calr;
+       const char *status;
+       const char *checksum;
+};
+
+int cs_amp_write_cal_coeffs(struct cs_dsp *dsp,
+                           const struct cirrus_amp_cal_controls *controls,
+                           const struct cirrus_amp_cal_data *data);
+int cs_amp_get_efi_calibration_data(struct device *dev, u64 target_uid, int amp_index,
+                                   struct cirrus_amp_cal_data *out_data);
+#endif /* CS_AMP_LIB_H */