From cb4abca53f22531902476b886baf12a39b50abf2 Mon Sep 17 00:00:00 2001
From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Wed, 17 Nov 2021 17:04:03 +0900
Subject: [PATCH] snd_motu_register_dsp_parameter: add accessor methods for
 input parameters

The cached parameter for register DSP models includes parameters of
inputs.

This commit adds API to refer to the parameters.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
---
 src/hinawa.map                        |  2 +
 src/snd_motu_register_dsp_parameter.c | 53 +++++++++++++++++++++++++++
 src/snd_motu_register_dsp_parameter.h |  6 +++
 3 files changed, 61 insertions(+)

diff --git a/src/hinawa.map b/src/hinawa.map
index aebc8189..967d8f78 100644
--- a/src/hinawa.map
+++ b/src/hinawa.map
@@ -150,4 +150,6 @@ HINAWA_2_4_0 {
     "hinawa_snd_motu_register_dsp_parameter_get_headphone_output_paired_assignment";
     "hinawa_snd_motu_register_dsp_parameter_get_line_input_boost_flag";
     "hinawa_snd_motu_register_dsp_parameter_get_line_input_nominal_level_flag";
+    "hinawa_snd_motu_register_dsp_parameter_get_input_gain_and_invert";
+    "hinawa_snd_motu_register_dsp_parameter_get_input_flag";
 } HINAWA_2_3_0;
diff --git a/src/snd_motu_register_dsp_parameter.c b/src/snd_motu_register_dsp_parameter.c
index 4523b774..e8a903fe 100644
--- a/src/snd_motu_register_dsp_parameter.c
+++ b/src/snd_motu_register_dsp_parameter.c
@@ -301,3 +301,56 @@ void hinawa_snd_motu_register_dsp_parameter_get_line_input_nominal_level_flag(
 	param = (struct snd_firewire_motu_register_dsp_parameter *)self;
 	*nominal_level_flag = param->line_input.nominal_level_flag;
 }
+
+/**
+ * hinawa_snd_motu_register_dsp_parameter_get_input_gain_and_invert:
+ * @self: A #HinawaSndMotuRegisterDspParameter.
+ * @gain_and_invert: (array fixed-size=10)(out)(transfer none): The array with elements for the data
+ *		     of input gain and invert flags.
+ *
+ * Get the array with elements for input gain and invert flags. The interpretation of data is
+ * different in below two groups:
+ *
+ * - Ultralite
+ *     - 0x1f: the gain.
+ *     - 0x20: whether to invert phase of the input
+ * - Audio Express and 4 pre
+ *     - 0x3f: the gain
+ *     - 0x40: whether to invert phase of the input
+ */
+void hinawa_snd_motu_register_dsp_parameter_get_input_gain_and_invert(
+	const HinawaSndMotuRegisterDspParameter *self, const guint8 *gain_and_invert[10])
+{
+	struct snd_firewire_motu_register_dsp_parameter *param;
+
+	g_return_if_fail(self != NULL);
+	g_return_if_fail(gain_and_invert != NULL);
+
+	param = (struct snd_firewire_motu_register_dsp_parameter *)self;
+	*gain_and_invert = param->input.gain_and_invert;
+}
+
+/**
+ * hinawa_snd_motu_register_dsp_parameter_get_input_flag:
+ * @self: A #HinawaSndMotuRegisterDspParameter.
+ * @flag: (array fixed-size=10)(out)(transfer none): The array with elements for the data of input
+ *	  flags.
+ *
+ * Get the array with elements for the data of input flags. The data consists of bit flags below:
+ *
+ * - 0x01: whether to make paired input
+ * - 0x02: whether to enable phantom powering
+ * - 0x04: whether to enable attenuation pad
+ * - 0x08: whether to detect plug insert to jack
+ */
+void hinawa_snd_motu_register_dsp_parameter_get_input_flag(
+	const HinawaSndMotuRegisterDspParameter *self, const guint8 *flag[10])
+{
+	struct snd_firewire_motu_register_dsp_parameter *param;
+
+	g_return_if_fail(self != NULL);
+	g_return_if_fail(flag != NULL);
+
+	param = (struct snd_firewire_motu_register_dsp_parameter *)self;
+	*flag = param->input.flag;
+}
diff --git a/src/snd_motu_register_dsp_parameter.h b/src/snd_motu_register_dsp_parameter.h
index 255da797..d44ceb16 100644
--- a/src/snd_motu_register_dsp_parameter.h
+++ b/src/snd_motu_register_dsp_parameter.h
@@ -58,6 +58,12 @@ void hinawa_snd_motu_register_dsp_parameter_get_line_input_boost_flag(
 void hinawa_snd_motu_register_dsp_parameter_get_line_input_nominal_level_flag(
 	const HinawaSndMotuRegisterDspParameter *self, guint8 *nominal_level_flag);
 
+void hinawa_snd_motu_register_dsp_parameter_get_input_gain_and_invert(
+	const HinawaSndMotuRegisterDspParameter *self, const guint8 *gain_and_invert[10]);
+
+void hinawa_snd_motu_register_dsp_parameter_get_input_flag(
+	const HinawaSndMotuRegisterDspParameter *self, const guint8 *flag[10]);
+
 G_END_DECLS
 
 #endif