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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /sound/pci/ca0106/ca_midi.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/pci/ca0106/ca_midi.h')
-rw-r--r--sound/pci/ca0106/ca_midi.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/sound/pci/ca0106/ca_midi.h b/sound/pci/ca0106/ca_midi.h
new file mode 100644
index 0000000000..1d0476c8af
--- /dev/null
+++ b/sound/pci/ca0106/ca_midi.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright 10/16/2005 Tilman Kranz <tilde@tk-sls.de>
+ * Creative Audio MIDI, for the CA0106 Driver
+ * Version: 0.0.1
+ *
+ * Changelog:
+ * See ca_midi.c
+ */
+
+#include <linux/spinlock.h>
+#include <sound/rawmidi.h>
+#include <sound/mpu401.h>
+
+#define CA_MIDI_MODE_INPUT MPU401_MODE_INPUT
+#define CA_MIDI_MODE_OUTPUT MPU401_MODE_OUTPUT
+
+struct snd_ca_midi {
+
+ struct snd_rawmidi *rmidi;
+ struct snd_rawmidi_substream *substream_input;
+ struct snd_rawmidi_substream *substream_output;
+
+ void *dev_id;
+
+ spinlock_t input_lock;
+ spinlock_t output_lock;
+ spinlock_t open_lock;
+
+ unsigned int channel;
+
+ unsigned int midi_mode;
+ int port;
+ int tx_enable, rx_enable;
+ int ipr_tx, ipr_rx;
+
+ int input_avail, output_ready;
+ int ack, reset, enter_uart;
+
+ void (*interrupt)(struct snd_ca_midi *midi, unsigned int status);
+ void (*interrupt_enable)(struct snd_ca_midi *midi, int intr);
+ void (*interrupt_disable)(struct snd_ca_midi *midi, int intr);
+
+ unsigned char (*read)(struct snd_ca_midi *midi, int idx);
+ void (*write)(struct snd_ca_midi *midi, int data, int idx);
+
+ /* get info from dev_id */
+ struct snd_card *(*get_dev_id_card)(void *dev_id);
+ int (*get_dev_id_port)(void *dev_id);
+};
+
+int ca_midi_init(void *card, struct snd_ca_midi *midi, int device, char *name);