^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * HID driver for the Prodikeys PC-MIDI Keyboard
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * providing midi & extra multimedia keys functionality
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (c) 2009 Don Prince <dhprince.devel@yahoo.co.uk>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Controls for Octave Shift Up/Down, Channel, and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Sustain Duration available via sysfs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/hid.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <sound/initval.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <sound/rawmidi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include "hid-ids.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define pk_debug(format, arg...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) pr_debug("hid-prodikeys: " format "\n" , ## arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define pk_error(format, arg...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) pr_err("hid-prodikeys: " format "\n" , ## arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct pcmidi_snd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) struct pk_device {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) unsigned long quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct hid_device *hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct pcmidi_snd *pm; /* pcmidi device context */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) struct pcmidi_sustain {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) unsigned long in_use;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) struct pcmidi_snd *pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) struct timer_list timer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) unsigned char status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) unsigned char note;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) unsigned char velocity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define PCMIDI_SUSTAINED_MAX 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) struct pcmidi_snd {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) struct pk_device *pk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) unsigned short ifnum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct hid_report *pcmidi_report6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) struct input_dev *input_ep82;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) unsigned short midi_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) unsigned short midi_sustain_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) unsigned short midi_sustain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) unsigned short midi_channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) short midi_octave;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct pcmidi_sustain sustained_notes[PCMIDI_SUSTAINED_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) unsigned short fn_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) unsigned short last_key[24];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) spinlock_t rawmidi_in_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) struct snd_rawmidi *rwmidi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) struct snd_rawmidi_substream *in_substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) struct snd_rawmidi_substream *out_substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) unsigned long in_triggered;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) unsigned long out_active;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define PK_QUIRK_NOGET 0x00010000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define PCMIDI_MIDDLE_C 60
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #define PCMIDI_CHANNEL_MIN 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define PCMIDI_CHANNEL_MAX 15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define PCMIDI_OCTAVE_MIN (-2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define PCMIDI_OCTAVE_MAX 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) #define PCMIDI_SUSTAIN_MIN 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define PCMIDI_SUSTAIN_MAX 5000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) static const char shortname[] = "PC-MIDI";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static const char longname[] = "Prodikeys PC-MIDI Keyboard";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) module_param_array(index, int, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) module_param_array(id, charp, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) module_param_array(enable, bool, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) MODULE_PARM_DESC(index, "Index value for the PC-MIDI virtual audio driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) MODULE_PARM_DESC(id, "ID string for the PC-MIDI virtual audio driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) MODULE_PARM_DESC(enable, "Enable for the PC-MIDI virtual audio driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) /* Output routine for the sysfs channel file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static ssize_t show_channel(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) dbg_hid("pcmidi sysfs read channel=%u\n", pk->pm->midi_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) return sprintf(buf, "%u (min:%u, max:%u)\n", pk->pm->midi_channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) PCMIDI_CHANNEL_MIN, PCMIDI_CHANNEL_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) /* Input routine for the sysfs channel file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) static ssize_t store_channel(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct device_attribute *attr, const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) unsigned channel = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) if (sscanf(buf, "%u", &channel) > 0 && channel <= PCMIDI_CHANNEL_MAX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) dbg_hid("pcmidi sysfs write channel=%u\n", channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) pk->pm->midi_channel = channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) static DEVICE_ATTR(channel, S_IRUGO | S_IWUSR | S_IWGRP , show_channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) store_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static struct device_attribute *sysfs_device_attr_channel = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) &dev_attr_channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) /* Output routine for the sysfs sustain file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) static ssize_t show_sustain(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) dbg_hid("pcmidi sysfs read sustain=%u\n", pk->pm->midi_sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) return sprintf(buf, "%u (off:%u, max:%u (ms))\n", pk->pm->midi_sustain,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) PCMIDI_SUSTAIN_MIN, PCMIDI_SUSTAIN_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) /* Input routine for the sysfs sustain file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) static ssize_t store_sustain(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) struct device_attribute *attr, const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) unsigned sustain = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) if (sscanf(buf, "%u", &sustain) > 0 && sustain <= PCMIDI_SUSTAIN_MAX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) dbg_hid("pcmidi sysfs write sustain=%u\n", sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) pk->pm->midi_sustain = sustain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) pk->pm->midi_sustain_mode =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) (0 == sustain || !pk->pm->midi_mode) ? 0 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static DEVICE_ATTR(sustain, S_IRUGO | S_IWUSR | S_IWGRP, show_sustain,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) store_sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static struct device_attribute *sysfs_device_attr_sustain = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) &dev_attr_sustain,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) /* Output routine for the sysfs octave file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) static ssize_t show_octave(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) dbg_hid("pcmidi sysfs read octave=%d\n", pk->pm->midi_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) return sprintf(buf, "%d (min:%d, max:%d)\n", pk->pm->midi_octave,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) PCMIDI_OCTAVE_MIN, PCMIDI_OCTAVE_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) /* Input routine for the sysfs octave file */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) static ssize_t store_octave(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) struct device_attribute *attr, const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) int octave = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) if (sscanf(buf, "%d", &octave) > 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) octave >= PCMIDI_OCTAVE_MIN && octave <= PCMIDI_OCTAVE_MAX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) dbg_hid("pcmidi sysfs write octave=%d\n", octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) pk->pm->midi_octave = octave;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) static DEVICE_ATTR(octave, S_IRUGO | S_IWUSR | S_IWGRP, show_octave,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) store_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static struct device_attribute *sysfs_device_attr_octave = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) &dev_attr_octave,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static void pcmidi_send_note(struct pcmidi_snd *pm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) unsigned char status, unsigned char note, unsigned char velocity)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) unsigned char buffer[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) buffer[0] = status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) buffer[1] = note;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) buffer[2] = velocity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) spin_lock_irqsave(&pm->rawmidi_in_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) if (!pm->in_substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) goto drop_note;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) if (!test_bit(pm->in_substream->number, &pm->in_triggered))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) goto drop_note;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) snd_rawmidi_receive(pm->in_substream, buffer, 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) drop_note:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) spin_unlock_irqrestore(&pm->rawmidi_in_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) static void pcmidi_sustained_note_release(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) struct pcmidi_sustain *pms = from_timer(pms, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) pcmidi_send_note(pms->pm, pms->status, pms->note, pms->velocity);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) pms->in_use = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) static void init_sustain_timers(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) struct pcmidi_sustain *pms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) unsigned i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) for (i = 0; i < PCMIDI_SUSTAINED_MAX; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) pms = &pm->sustained_notes[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) pms->in_use = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) pms->pm = pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) timer_setup(&pms->timer, pcmidi_sustained_note_release, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) static void stop_sustain_timers(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) struct pcmidi_sustain *pms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) unsigned i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) for (i = 0; i < PCMIDI_SUSTAINED_MAX; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) pms = &pm->sustained_notes[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) pms->in_use = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) del_timer_sync(&pms->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) static int pcmidi_get_output_report(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) struct hid_device *hdev = pm->pk->hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) list_for_each_entry(report,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) &hdev->report_enum[HID_OUTPUT_REPORT].report_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) if (!(6 == report->id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) if (report->maxfield < 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) hid_err(hdev, "output report is empty\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (report->field[0]->report_count != 2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) hid_err(hdev, "field count too low\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) pm->pcmidi_report6 = report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) /* should never get here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) static void pcmidi_submit_output_report(struct pcmidi_snd *pm, int state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) struct hid_device *hdev = pm->pk->hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) struct hid_report *report = pm->pcmidi_report6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) report->field[0]->value[0] = 0x01;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) report->field[0]->value[1] = state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) static int pcmidi_handle_report1(struct pcmidi_snd *pm, u8 *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) u32 bit_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) bit_mask = data[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) bit_mask = (bit_mask << 8) | data[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) bit_mask = (bit_mask << 8) | data[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) dbg_hid("pcmidi mode: %d\n", pm->midi_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) /*KEY_MAIL or octave down*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) if (pm->midi_mode && bit_mask == 0x004000) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) /* octave down */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) pm->midi_octave--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) if (pm->midi_octave < -2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) pm->midi_octave = -2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) dbg_hid("pcmidi mode: %d octave: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) pm->midi_mode, pm->midi_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) /*KEY_WWW or sustain*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) else if (pm->midi_mode && bit_mask == 0x000004) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) /* sustain on/off*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) pm->midi_sustain_mode ^= 0x1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) return 0; /* continue key processing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) static int pcmidi_handle_report3(struct pcmidi_snd *pm, u8 *data, int size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) struct pcmidi_sustain *pms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) unsigned i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) unsigned char status, note, velocity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) unsigned num_notes = (size-1)/2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) for (j = 0; j < num_notes; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) note = data[j*2+1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) velocity = data[j*2+2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) if (note < 0x81) { /* note on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) status = 128 + 16 + pm->midi_channel; /* 1001nnnn */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) note = note - 0x54 + PCMIDI_MIDDLE_C +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) (pm->midi_octave * 12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) if (0 == velocity)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) velocity = 1; /* force note on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) } else { /* note off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) status = 128 + pm->midi_channel; /* 1000nnnn */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) note = note - 0x94 + PCMIDI_MIDDLE_C +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) (pm->midi_octave*12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) if (pm->midi_sustain_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) for (i = 0; i < PCMIDI_SUSTAINED_MAX; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) pms = &pm->sustained_notes[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) if (!pms->in_use) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) pms->status = status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) pms->note = note;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) pms->velocity = velocity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) pms->in_use = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) mod_timer(&pms->timer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) jiffies +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) msecs_to_jiffies(pm->midi_sustain));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) pcmidi_send_note(pm, status, note, velocity);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) static int pcmidi_handle_report4(struct pcmidi_snd *pm, u8 *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) unsigned key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) u32 bit_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) u32 bit_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) bit_mask = data[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) bit_mask = (bit_mask << 8) | data[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) bit_mask = (bit_mask << 8) | data[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) /* break keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) for (bit_index = 0; bit_index < 24; bit_index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) if (!((0x01 << bit_index) & bit_mask)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) input_event(pm->input_ep82, EV_KEY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) pm->last_key[bit_index], 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) pm->last_key[bit_index] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) /* make keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) for (bit_index = 0; bit_index < 24; bit_index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) key = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) switch ((0x01 << bit_index) & bit_mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) case 0x000010: /* Fn lock*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) pm->fn_state ^= 0x000010;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) if (pm->fn_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) pcmidi_submit_output_report(pm, 0xc5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) pcmidi_submit_output_report(pm, 0xc6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) case 0x020000: /* midi launcher..send a key (qwerty) or not? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) pcmidi_submit_output_report(pm, 0xc1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) pm->midi_mode ^= 0x01;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) dbg_hid("pcmidi mode: %d\n", pm->midi_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) case 0x100000: /* KEY_MESSENGER or octave up */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) dbg_hid("pcmidi mode: %d\n", pm->midi_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) if (pm->midi_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) pm->midi_octave++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) if (pm->midi_octave > 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) pm->midi_octave = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) dbg_hid("pcmidi mode: %d octave: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) pm->midi_mode, pm->midi_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) key = KEY_MESSENGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) case 0x400000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) key = KEY_CALENDAR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) case 0x080000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) key = KEY_ADDRESSBOOK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) case 0x040000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) key = KEY_DOCUMENTS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) case 0x800000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) key = KEY_WORDPROCESSOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) case 0x200000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) key = KEY_SPREADSHEET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) case 0x010000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) key = KEY_COFFEE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) case 0x000100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) key = KEY_HELP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) case 0x000200:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) key = KEY_SEND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) case 0x000400:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) key = KEY_REPLY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) case 0x000800:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) key = KEY_FORWARDMAIL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) case 0x001000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) key = KEY_NEW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) case 0x002000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) key = KEY_OPEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) case 0x004000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) key = KEY_CLOSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) case 0x008000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) key = KEY_SAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) case 0x000001:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) key = KEY_UNDO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) case 0x000002:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) key = KEY_REDO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) case 0x000004:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) key = KEY_SPELLCHECK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) case 0x000008:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) key = KEY_PRINT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) if (key) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) input_event(pm->input_ep82, EV_KEY, key, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) pm->last_key[bit_index] = key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) static int pcmidi_handle_report(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) struct pcmidi_snd *pm, unsigned report_id, u8 *data, int size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) switch (report_id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) case 0x01: /* midi keys (qwerty)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) ret = pcmidi_handle_report1(pm, data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) case 0x03: /* midi keyboard (musical)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) ret = pcmidi_handle_report3(pm, data, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) case 0x04: /* multimedia/midi keys (qwerty)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) ret = pcmidi_handle_report4(pm, data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) static void pcmidi_setup_extra_keys(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) struct pcmidi_snd *pm, struct input_dev *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) /* reassigned functionality for N/A keys
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) MY PICTURES => KEY_WORDPROCESSOR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) MY MUSIC=> KEY_SPREADSHEET
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) static const unsigned int keys[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) KEY_FN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) KEY_MESSENGER, KEY_CALENDAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) KEY_ADDRESSBOOK, KEY_DOCUMENTS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) KEY_WORDPROCESSOR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) KEY_SPREADSHEET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) KEY_COFFEE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) KEY_HELP, KEY_SEND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) KEY_REPLY, KEY_FORWARDMAIL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) KEY_NEW, KEY_OPEN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) KEY_CLOSE, KEY_SAVE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) KEY_UNDO, KEY_REDO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) KEY_SPELLCHECK, KEY_PRINT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) const unsigned int *pkeys = &keys[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) unsigned short i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) if (pm->ifnum != 1) /* only set up ONCE for interace 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) pm->input_ep82 = input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) for (i = 0; i < 24; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) pm->last_key[i] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) while (*pkeys != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) set_bit(*pkeys, pm->input_ep82->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) ++pkeys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) static int pcmidi_set_operational(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) if (pm->ifnum != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) return 0; /* only set up ONCE for interace 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) rc = pcmidi_get_output_report(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) if (rc < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) pcmidi_submit_output_report(pm, 0xc1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) static int pcmidi_snd_free(struct snd_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) static int pcmidi_in_open(struct snd_rawmidi_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) struct pcmidi_snd *pm = substream->rmidi->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) dbg_hid("pcmidi in open\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) pm->in_substream = substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) static int pcmidi_in_close(struct snd_rawmidi_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) dbg_hid("pcmidi in close\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) static void pcmidi_in_trigger(struct snd_rawmidi_substream *substream, int up)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) struct pcmidi_snd *pm = substream->rmidi->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) dbg_hid("pcmidi in trigger %d\n", up);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) pm->in_triggered = up;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) static const struct snd_rawmidi_ops pcmidi_in_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) .open = pcmidi_in_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) .close = pcmidi_in_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) .trigger = pcmidi_in_trigger
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) static int pcmidi_snd_initialise(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) static int dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) struct snd_rawmidi *rwmidi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) static struct snd_device_ops ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) .dev_free = pcmidi_snd_free,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) if (pm->ifnum != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) return 0; /* only set up midi device ONCE for interace 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) if (dev >= SNDRV_CARDS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) if (!enable[dev]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) dev++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) /* Setup sound card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) err = snd_card_new(&pm->pk->hdev->dev, index[dev], id[dev],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) THIS_MODULE, 0, &card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) pk_error("failed to create pc-midi sound card\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) err = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) pm->card = card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) /* Setup sound device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, pm, &ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) pk_error("failed to create pc-midi sound device: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) strncpy(card->driver, shortname, sizeof(card->driver));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) strncpy(card->shortname, shortname, sizeof(card->shortname));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) strncpy(card->longname, longname, sizeof(card->longname));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) /* Set up rawmidi */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) err = snd_rawmidi_new(card, card->shortname, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) 0, 1, &rwmidi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) pk_error("failed to create pc-midi rawmidi device: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) pm->rwmidi = rwmidi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) strncpy(rwmidi->name, card->shortname, sizeof(rwmidi->name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) rwmidi->info_flags = SNDRV_RAWMIDI_INFO_INPUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) rwmidi->private_data = pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) snd_rawmidi_set_ops(rwmidi, SNDRV_RAWMIDI_STREAM_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) &pcmidi_in_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) /* create sysfs variables */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) err = device_create_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) sysfs_device_attr_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) pk_error("failed to create sysfs attribute channel: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) err = device_create_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) sysfs_device_attr_sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) pk_error("failed to create sysfs attribute sustain: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) goto fail_attr_sustain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) err = device_create_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) sysfs_device_attr_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) pk_error("failed to create sysfs attribute octave: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) goto fail_attr_octave;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) spin_lock_init(&pm->rawmidi_in_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) init_sustain_timers(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) err = pcmidi_set_operational(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) pk_error("failed to find output report\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) goto fail_register;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) /* register it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) err = snd_card_register(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) pk_error("failed to register pc-midi sound card: error %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) goto fail_register;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) dbg_hid("pcmidi_snd_initialise finished ok\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) fail_register:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) stop_sustain_timers(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) device_remove_file(&pm->pk->hdev->dev, sysfs_device_attr_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) fail_attr_octave:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) device_remove_file(&pm->pk->hdev->dev, sysfs_device_attr_sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) fail_attr_sustain:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) device_remove_file(&pm->pk->hdev->dev, sysfs_device_attr_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) if (pm->card) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) snd_card_free(pm->card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) pm->card = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) static int pcmidi_snd_terminate(struct pcmidi_snd *pm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) if (pm->card) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) stop_sustain_timers(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) device_remove_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) sysfs_device_attr_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) device_remove_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) sysfs_device_attr_sustain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) device_remove_file(&pm->pk->hdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) sysfs_device_attr_octave);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) snd_card_disconnect(pm->card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) snd_card_free_when_closed(pm->card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) * PC-MIDI report descriptor for report id is wrong.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) static __u8 *pk_report_fixup(struct hid_device *hdev, __u8 *rdesc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) unsigned int *rsize)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) if (*rsize == 178 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) rdesc[111] == 0x06 && rdesc[112] == 0x00 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) rdesc[113] == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) hid_info(hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) "fixing up pc-midi keyboard report descriptor\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) rdesc[144] = 0x18; /* report 4: was 0x10 report count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) return rdesc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) static int pk_input_mapping(struct hid_device *hdev, struct hid_input *hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) struct hid_field *field, struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) unsigned long **bit, int *max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) struct pcmidi_snd *pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) pm = pk->pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) if (HID_UP_MSVENDOR == (usage->hid & HID_USAGE_PAGE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) 1 == pm->ifnum) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) pcmidi_setup_extra_keys(pm, hi->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) static int pk_raw_event(struct hid_device *hdev, struct hid_report *report,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) u8 *data, int size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) if (1 == pk->pm->ifnum) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) if (report->id == data[0])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) switch (report->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) case 0x01: /* midi keys (qwerty)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) case 0x03: /* midi keyboard (musical)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) case 0x04: /* extra/midi keys (qwerty)*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) ret = pcmidi_handle_report(pk->pm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) report->id, data, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) struct usb_interface *intf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) unsigned short ifnum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) unsigned long quirks = id->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) struct pk_device *pk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) struct pcmidi_snd *pm = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) if (!hid_is_usb(hdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) intf = to_usb_interface(hdev->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) pk = kzalloc(sizeof(*pk), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) if (pk == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) hid_err(hdev, "can't alloc descriptor\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) pk->hdev = hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) pm = kzalloc(sizeof(*pm), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) if (pm == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) hid_err(hdev, "can't alloc descriptor\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) goto err_free_pk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) pm->pk = pk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) pk->pm = pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) pm->ifnum = ifnum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) hid_set_drvdata(hdev, pk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) ret = hid_parse(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) hid_err(hdev, "hid parse failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) goto err_free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) if (quirks & PK_QUIRK_NOGET) { /* hid_parse cleared all the quirks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) hdev->quirks |= HID_QUIRK_NOGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) hid_err(hdev, "hw start failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) goto err_free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) ret = pcmidi_snd_initialise(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) goto err_stop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) err_stop:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) hid_hw_stop(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) err_free:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) kfree(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) err_free_pk:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) kfree(pk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) static void pk_remove(struct hid_device *hdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) struct pk_device *pk = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) struct pcmidi_snd *pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) pm = pk->pm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) if (pm) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) pcmidi_snd_terminate(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) kfree(pm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) hid_hw_stop(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) kfree(pk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) static const struct hid_device_id pk_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) {HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) USB_DEVICE_ID_PRODIKEYS_PCMIDI),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) .driver_data = PK_QUIRK_NOGET},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) MODULE_DEVICE_TABLE(hid, pk_devices);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) static struct hid_driver pk_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) .name = "prodikeys",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) .id_table = pk_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) .report_fixup = pk_report_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) .input_mapping = pk_input_mapping,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) .raw_event = pk_raw_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) .probe = pk_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) .remove = pk_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) module_hid_driver(pk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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