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-rw-r--r--sound/pci/pcxhr/pcxhr_mix22.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/sound/pci/pcxhr/pcxhr_mix22.h b/sound/pci/pcxhr/pcxhr_mix22.h
new file mode 100644
index 000000000..b1e4ffca8
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_mix22.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt ans message handling
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#ifndef __SOUND_PCXHR_MIX22_H
+#define __SOUND_PCXHR_MIX22_H
+
+struct pcxhr_mgr;
+
+int hr222_sub_init(struct pcxhr_mgr *mgr);
+int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,
+ int *changed);
+int hr222_get_external_clock(struct pcxhr_mgr *mgr,
+ enum pcxhr_clock_type clock_type,
+ int *sample_rate);
+
+int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);
+int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);
+int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);
+
+#define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */
+#define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */
+#define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */
+
+#define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */
+#define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */
+#define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */
+#define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */
+#define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */
+
+int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
+ int is_capture,
+ int channel);
+int hr222_set_audio_source(struct snd_pcxhr *chip);
+int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,
+ unsigned char *aes_bits);
+int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,
+ unsigned char aes_bits);
+
+int hr222_add_mic_controls(struct snd_pcxhr *chip);
+
+#endif /* __SOUND_PCXHR_MIX22_H */