diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/usb/caiaq | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sound/usb/caiaq/Makefile | 5 | ||||
-rw-r--r-- | sound/usb/caiaq/audio.c | 882 | ||||
-rw-r--r-- | sound/usb/caiaq/audio.h | 8 | ||||
-rw-r--r-- | sound/usb/caiaq/control.c | 643 | ||||
-rw-r--r-- | sound/usb/caiaq/control.h | 7 | ||||
-rw-r--r-- | sound/usb/caiaq/device.c | 557 | ||||
-rw-r--r-- | sound/usb/caiaq/device.h | 138 | ||||
-rw-r--r-- | sound/usb/caiaq/input.c | 843 | ||||
-rw-r--r-- | sound/usb/caiaq/input.h | 9 | ||||
-rw-r--r-- | sound/usb/caiaq/midi.c | 162 | ||||
-rw-r--r-- | sound/usb/caiaq/midi.h | 10 |
11 files changed, 3264 insertions, 0 deletions
diff --git a/sound/usb/caiaq/Makefile b/sound/usb/caiaq/Makefile new file mode 100644 index 000000000..9a99c17a2 --- /dev/null +++ b/sound/usb/caiaq/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0-only +snd-usb-caiaq-y := device.o audio.o midi.o control.o +snd-usb-caiaq-$(CONFIG_SND_USB_CAIAQ_INPUT) += input.o + +obj-$(CONFIG_SND_USB_CAIAQ) += snd-usb-caiaq.o diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c new file mode 100644 index 000000000..498175365 --- /dev/null +++ b/sound/usb/caiaq/audio.c @@ -0,0 +1,882 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2006-2008 Daniel Mack, Karsten Wiese +*/ + +#include <linux/device.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <linux/init.h> +#include <linux/usb.h> +#include <sound/core.h> +#include <sound/pcm.h> + +#include "device.h" +#include "audio.h" + +#define N_URBS 32 +#define CLOCK_DRIFT_TOLERANCE 5 +#define FRAMES_PER_URB 8 +#define BYTES_PER_FRAME 512 +#define CHANNELS_PER_STREAM 2 +#define BYTES_PER_SAMPLE 3 +#define BYTES_PER_SAMPLE_USB 4 +#define MAX_BUFFER_SIZE (128*1024) +#define MAX_ENDPOINT_SIZE 512 + +#define ENDPOINT_CAPTURE 2 +#define ENDPOINT_PLAYBACK 6 + +#define MAKE_CHECKBYTE(cdev,stream,i) \ + (stream << 1) | (~(i / (cdev->n_streams * BYTES_PER_SAMPLE_USB)) & 1) + +static const struct snd_pcm_hardware snd_usb_caiaq_pcm_hardware = { + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER), + .formats = SNDRV_PCM_FMTBIT_S24_3BE, + .rates = (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_96000), + .rate_min = 44100, + .rate_max = 0, /* will overwrite later */ + .channels_min = CHANNELS_PER_STREAM, + .channels_max = CHANNELS_PER_STREAM, + .buffer_bytes_max = MAX_BUFFER_SIZE, + .period_bytes_min = 128, + .period_bytes_max = MAX_BUFFER_SIZE, + .periods_min = 1, + .periods_max = 1024, +}; + +static void +activate_substream(struct snd_usb_caiaqdev *cdev, + struct snd_pcm_substream *sub) +{ + spin_lock(&cdev->spinlock); + + if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) + cdev->sub_playback[sub->number] = sub; + else + cdev->sub_capture[sub->number] = sub; + + spin_unlock(&cdev->spinlock); +} + +static void +deactivate_substream(struct snd_usb_caiaqdev *cdev, + struct snd_pcm_substream *sub) +{ + unsigned long flags; + spin_lock_irqsave(&cdev->spinlock, flags); + + if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) + cdev->sub_playback[sub->number] = NULL; + else + cdev->sub_capture[sub->number] = NULL; + + spin_unlock_irqrestore(&cdev->spinlock, flags); +} + +static int +all_substreams_zero(struct snd_pcm_substream **subs) +{ + int i; + for (i = 0; i < MAX_STREAMS; i++) + if (subs[i] != NULL) + return 0; + return 1; +} + +static int stream_start(struct snd_usb_caiaqdev *cdev) +{ + int i, ret; + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, cdev); + + if (cdev->streaming) + return -EINVAL; + + memset(cdev->sub_playback, 0, sizeof(cdev->sub_playback)); + memset(cdev->sub_capture, 0, sizeof(cdev->sub_capture)); + cdev->input_panic = 0; + cdev->output_panic = 0; + cdev->first_packet = 4; + cdev->streaming = 1; + cdev->warned = 0; + + for (i = 0; i < N_URBS; i++) { + ret = usb_submit_urb(cdev->data_urbs_in[i], GFP_ATOMIC); + if (ret) { + dev_err(dev, "unable to trigger read #%d! (ret %d)\n", + i, ret); + cdev->streaming = 0; + return -EPIPE; + } + } + + return 0; +} + +static void stream_stop(struct snd_usb_caiaqdev *cdev) +{ + int i; + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, cdev); + if (!cdev->streaming) + return; + + cdev->streaming = 0; + + for (i = 0; i < N_URBS; i++) { + usb_kill_urb(cdev->data_urbs_in[i]); + + if (test_bit(i, &cdev->outurb_active_mask)) + usb_kill_urb(cdev->data_urbs_out[i]); + } + + cdev->outurb_active_mask = 0; +} + +static int snd_usb_caiaq_substream_open(struct snd_pcm_substream *substream) +{ + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(substream); + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, substream); + substream->runtime->hw = cdev->pcm_info; + snd_pcm_limit_hw_rates(substream->runtime); + + return 0; +} + +static int snd_usb_caiaq_substream_close(struct snd_pcm_substream *substream) +{ + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(substream); + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, substream); + if (all_substreams_zero(cdev->sub_playback) && + all_substreams_zero(cdev->sub_capture)) { + /* when the last client has stopped streaming, + * all sample rates are allowed again */ + stream_stop(cdev); + cdev->pcm_info.rates = cdev->samplerates; + } + + return 0; +} + +static int snd_usb_caiaq_pcm_hw_free(struct snd_pcm_substream *sub) +{ + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(sub); + deactivate_substream(cdev, sub); + return 0; +} + +/* this should probably go upstream */ +#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12 +#error "Change this table" +#endif + +static const unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100, + 48000, 64000, 88200, 96000, 176400, 192000 }; + +static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream) +{ + int bytes_per_sample, bpp, ret, i; + int index = substream->number; + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, substream); + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + int out_pos; + + switch (cdev->spec.data_alignment) { + case 0: + case 2: + out_pos = BYTES_PER_SAMPLE + 1; + break; + case 3: + default: + out_pos = 0; + break; + } + + cdev->period_out_count[index] = out_pos; + cdev->audio_out_buf_pos[index] = out_pos; + } else { + int in_pos; + + switch (cdev->spec.data_alignment) { + case 0: + in_pos = BYTES_PER_SAMPLE + 2; + break; + case 2: + in_pos = BYTES_PER_SAMPLE; + break; + case 3: + default: + in_pos = 0; + break; + } + + cdev->period_in_count[index] = in_pos; + cdev->audio_in_buf_pos[index] = in_pos; + } + + if (cdev->streaming) + return 0; + + /* the first client that opens a stream defines the sample rate + * setting for all subsequent calls, until the last client closed. */ + for (i=0; i < ARRAY_SIZE(rates); i++) + if (runtime->rate == rates[i]) + cdev->pcm_info.rates = 1 << i; + + snd_pcm_limit_hw_rates(runtime); + + bytes_per_sample = BYTES_PER_SAMPLE; + if (cdev->spec.data_alignment >= 2) + bytes_per_sample++; + + bpp = ((runtime->rate / 8000) + CLOCK_DRIFT_TOLERANCE) + * bytes_per_sample * CHANNELS_PER_STREAM * cdev->n_streams; + + if (bpp > MAX_ENDPOINT_SIZE) + bpp = MAX_ENDPOINT_SIZE; + + ret = snd_usb_caiaq_set_audio_params(cdev, runtime->rate, + runtime->sample_bits, bpp); + if (ret) + return ret; + + ret = stream_start(cdev); + if (ret) + return ret; + + cdev->output_running = 0; + wait_event_timeout(cdev->prepare_wait_queue, cdev->output_running, HZ); + if (!cdev->output_running) { + stream_stop(cdev); + return -EPIPE; + } + + return 0; +} + +static int snd_usb_caiaq_pcm_trigger(struct snd_pcm_substream *sub, int cmd) +{ + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(sub); + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p) cmd %d\n", __func__, sub, cmd); + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + activate_substream(cdev, sub); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + deactivate_substream(cdev, sub); + break; + default: + return -EINVAL; + } + + return 0; +} + +static snd_pcm_uframes_t +snd_usb_caiaq_pcm_pointer(struct snd_pcm_substream *sub) +{ + int index = sub->number; + struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(sub); + snd_pcm_uframes_t ptr; + + spin_lock(&cdev->spinlock); + + if (cdev->input_panic || cdev->output_panic) { + ptr = SNDRV_PCM_POS_XRUN; + goto unlock; + } + + if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) + ptr = bytes_to_frames(sub->runtime, + cdev->audio_out_buf_pos[index]); + else + ptr = bytes_to_frames(sub->runtime, + cdev->audio_in_buf_pos[index]); + +unlock: + spin_unlock(&cdev->spinlock); + return ptr; +} + +/* operators for both playback and capture */ +static const struct snd_pcm_ops snd_usb_caiaq_ops = { + .open = snd_usb_caiaq_substream_open, + .close = snd_usb_caiaq_substream_close, + .hw_free = snd_usb_caiaq_pcm_hw_free, + .prepare = snd_usb_caiaq_pcm_prepare, + .trigger = snd_usb_caiaq_pcm_trigger, + .pointer = snd_usb_caiaq_pcm_pointer, +}; + +static void check_for_elapsed_periods(struct snd_usb_caiaqdev *cdev, + struct snd_pcm_substream **subs) +{ + int stream, pb, *cnt; + struct snd_pcm_substream *sub; + + for (stream = 0; stream < cdev->n_streams; stream++) { + sub = subs[stream]; + if (!sub) + continue; + + pb = snd_pcm_lib_period_bytes(sub); + cnt = (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) ? + &cdev->period_out_count[stream] : + &cdev->period_in_count[stream]; + + if (*cnt >= pb) { + snd_pcm_period_elapsed(sub); + *cnt %= pb; + } + } +} + +static void read_in_urb_mode0(struct snd_usb_caiaqdev *cdev, + const struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + unsigned char *usb_buf = urb->transfer_buffer + iso->offset; + struct snd_pcm_substream *sub; + int stream, i; + + if (all_substreams_zero(cdev->sub_capture)) + return; + + for (i = 0; i < iso->actual_length;) { + for (stream = 0; stream < cdev->n_streams; stream++, i++) { + sub = cdev->sub_capture[stream]; + if (sub) { + struct snd_pcm_runtime *rt = sub->runtime; + char *audio_buf = rt->dma_area; + int sz = frames_to_bytes(rt, rt->buffer_size); + audio_buf[cdev->audio_in_buf_pos[stream]++] + = usb_buf[i]; + cdev->period_in_count[stream]++; + if (cdev->audio_in_buf_pos[stream] == sz) + cdev->audio_in_buf_pos[stream] = 0; + } + } + } +} + +static void read_in_urb_mode2(struct snd_usb_caiaqdev *cdev, + const struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + unsigned char *usb_buf = urb->transfer_buffer + iso->offset; + unsigned char check_byte; + struct snd_pcm_substream *sub; + int stream, i; + + for (i = 0; i < iso->actual_length;) { + if (i % (cdev->n_streams * BYTES_PER_SAMPLE_USB) == 0) { + for (stream = 0; + stream < cdev->n_streams; + stream++, i++) { + if (cdev->first_packet) + continue; + + check_byte = MAKE_CHECKBYTE(cdev, stream, i); + + if ((usb_buf[i] & 0x3f) != check_byte) + cdev->input_panic = 1; + + if (usb_buf[i] & 0x80) + cdev->output_panic = 1; + } + } + cdev->first_packet = 0; + + for (stream = 0; stream < cdev->n_streams; stream++, i++) { + sub = cdev->sub_capture[stream]; + if (cdev->input_panic) + usb_buf[i] = 0; + + if (sub) { + struct snd_pcm_runtime *rt = sub->runtime; + char *audio_buf = rt->dma_area; + int sz = frames_to_bytes(rt, rt->buffer_size); + audio_buf[cdev->audio_in_buf_pos[stream]++] = + usb_buf[i]; + cdev->period_in_count[stream]++; + if (cdev->audio_in_buf_pos[stream] == sz) + cdev->audio_in_buf_pos[stream] = 0; + } + } + } +} + +static void read_in_urb_mode3(struct snd_usb_caiaqdev *cdev, + const struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + unsigned char *usb_buf = urb->transfer_buffer + iso->offset; + struct device *dev = caiaqdev_to_dev(cdev); + int stream, i; + + /* paranoia check */ + if (iso->actual_length % (BYTES_PER_SAMPLE_USB * CHANNELS_PER_STREAM)) + return; + + for (i = 0; i < iso->actual_length;) { + for (stream = 0; stream < cdev->n_streams; stream++) { + struct snd_pcm_substream *sub = cdev->sub_capture[stream]; + char *audio_buf = NULL; + int c, n, sz = 0; + + if (sub && !cdev->input_panic) { + struct snd_pcm_runtime *rt = sub->runtime; + audio_buf = rt->dma_area; + sz = frames_to_bytes(rt, rt->buffer_size); + } + + for (c = 0; c < CHANNELS_PER_STREAM; c++) { + /* 3 audio data bytes, followed by 1 check byte */ + if (audio_buf) { + for (n = 0; n < BYTES_PER_SAMPLE; n++) { + audio_buf[cdev->audio_in_buf_pos[stream]++] = usb_buf[i+n]; + + if (cdev->audio_in_buf_pos[stream] == sz) + cdev->audio_in_buf_pos[stream] = 0; + } + + cdev->period_in_count[stream] += BYTES_PER_SAMPLE; + } + + i += BYTES_PER_SAMPLE; + + if (usb_buf[i] != ((stream << 1) | c) && + !cdev->first_packet) { + if (!cdev->input_panic) + dev_warn(dev, " EXPECTED: %02x got %02x, c %d, stream %d, i %d\n", + ((stream << 1) | c), usb_buf[i], c, stream, i); + cdev->input_panic = 1; + } + + i++; + } + } + } + + if (cdev->first_packet > 0) + cdev->first_packet--; +} + +static void read_in_urb(struct snd_usb_caiaqdev *cdev, + const struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + struct device *dev = caiaqdev_to_dev(cdev); + + if (!cdev->streaming) + return; + + if (iso->actual_length < cdev->bpp) + return; + + switch (cdev->spec.data_alignment) { + case 0: + read_in_urb_mode0(cdev, urb, iso); + break; + case 2: + read_in_urb_mode2(cdev, urb, iso); + break; + case 3: + read_in_urb_mode3(cdev, urb, iso); + break; + } + + if ((cdev->input_panic || cdev->output_panic) && !cdev->warned) { + dev_warn(dev, "streaming error detected %s %s\n", + cdev->input_panic ? "(input)" : "", + cdev->output_panic ? "(output)" : ""); + cdev->warned = 1; + } +} + +static void fill_out_urb_mode_0(struct snd_usb_caiaqdev *cdev, + struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + unsigned char *usb_buf = urb->transfer_buffer + iso->offset; + struct snd_pcm_substream *sub; + int stream, i; + + for (i = 0; i < iso->length;) { + for (stream = 0; stream < cdev->n_streams; stream++, i++) { + sub = cdev->sub_playback[stream]; + if (sub) { + struct snd_pcm_runtime *rt = sub->runtime; + char *audio_buf = rt->dma_area; + int sz = frames_to_bytes(rt, rt->buffer_size); + usb_buf[i] = + audio_buf[cdev->audio_out_buf_pos[stream]]; + cdev->period_out_count[stream]++; + cdev->audio_out_buf_pos[stream]++; + if (cdev->audio_out_buf_pos[stream] == sz) + cdev->audio_out_buf_pos[stream] = 0; + } else + usb_buf[i] = 0; + } + + /* fill in the check bytes */ + if (cdev->spec.data_alignment == 2 && + i % (cdev->n_streams * BYTES_PER_SAMPLE_USB) == + (cdev->n_streams * CHANNELS_PER_STREAM)) + for (stream = 0; stream < cdev->n_streams; stream++, i++) + usb_buf[i] = MAKE_CHECKBYTE(cdev, stream, i); + } +} + +static void fill_out_urb_mode_3(struct snd_usb_caiaqdev *cdev, + struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + unsigned char *usb_buf = urb->transfer_buffer + iso->offset; + int stream, i; + + for (i = 0; i < iso->length;) { + for (stream = 0; stream < cdev->n_streams; stream++) { + struct snd_pcm_substream *sub = cdev->sub_playback[stream]; + char *audio_buf = NULL; + int c, n, sz = 0; + + if (sub) { + struct snd_pcm_runtime *rt = sub->runtime; + audio_buf = rt->dma_area; + sz = frames_to_bytes(rt, rt->buffer_size); + } + + for (c = 0; c < CHANNELS_PER_STREAM; c++) { + for (n = 0; n < BYTES_PER_SAMPLE; n++) { + if (audio_buf) { + usb_buf[i+n] = audio_buf[cdev->audio_out_buf_pos[stream]++]; + + if (cdev->audio_out_buf_pos[stream] == sz) + cdev->audio_out_buf_pos[stream] = 0; + } else { + usb_buf[i+n] = 0; + } + } + + if (audio_buf) + cdev->period_out_count[stream] += BYTES_PER_SAMPLE; + + i += BYTES_PER_SAMPLE; + + /* fill in the check byte pattern */ + usb_buf[i++] = (stream << 1) | c; + } + } + } +} + +static inline void fill_out_urb(struct snd_usb_caiaqdev *cdev, + struct urb *urb, + const struct usb_iso_packet_descriptor *iso) +{ + switch (cdev->spec.data_alignment) { + case 0: + case 2: + fill_out_urb_mode_0(cdev, urb, iso); + break; + case 3: + fill_out_urb_mode_3(cdev, urb, iso); + break; + } +} + +static void read_completed(struct urb *urb) +{ + struct snd_usb_caiaq_cb_info *info = urb->context; + struct snd_usb_caiaqdev *cdev; + struct device *dev; + struct urb *out = NULL; + int i, frame, len, send_it = 0, outframe = 0; + unsigned long flags; + size_t offset = 0; + + if (urb->status || !info) + return; + + cdev = info->cdev; + dev = caiaqdev_to_dev(cdev); + + if (!cdev->streaming) + return; + + /* find an unused output urb that is unused */ + for (i = 0; i < N_URBS; i++) + if (test_and_set_bit(i, &cdev->outurb_active_mask) == 0) { + out = cdev->data_urbs_out[i]; + break; + } + + if (!out) { + dev_err(dev, "Unable to find an output urb to use\n"); + goto requeue; + } + + /* read the recently received packet and send back one which has + * the same layout */ + for (frame = 0; frame < FRAMES_PER_URB; frame++) { + if (urb->iso_frame_desc[frame].status) + continue; + + len = urb->iso_frame_desc[outframe].actual_length; + out->iso_frame_desc[outframe].length = len; + out->iso_frame_desc[outframe].actual_length = 0; + out->iso_frame_desc[outframe].offset = offset; + offset += len; + + if (len > 0) { + spin_lock_irqsave(&cdev->spinlock, flags); + fill_out_urb(cdev, out, &out->iso_frame_desc[outframe]); + read_in_urb(cdev, urb, &urb->iso_frame_desc[frame]); + spin_unlock_irqrestore(&cdev->spinlock, flags); + check_for_elapsed_periods(cdev, cdev->sub_playback); + check_for_elapsed_periods(cdev, cdev->sub_capture); + send_it = 1; + } + + outframe++; + } + + if (send_it) { + out->number_of_packets = outframe; + usb_submit_urb(out, GFP_ATOMIC); + } else { + struct snd_usb_caiaq_cb_info *oinfo = out->context; + clear_bit(oinfo->index, &cdev->outurb_active_mask); + } + +requeue: + /* re-submit inbound urb */ + for (frame = 0; frame < FRAMES_PER_URB; frame++) { + urb->iso_frame_desc[frame].offset = BYTES_PER_FRAME * frame; + urb->iso_frame_desc[frame].length = BYTES_PER_FRAME; + urb->iso_frame_desc[frame].actual_length = 0; + } + + urb->number_of_packets = FRAMES_PER_URB; + usb_submit_urb(urb, GFP_ATOMIC); +} + +static void write_completed(struct urb *urb) +{ + struct snd_usb_caiaq_cb_info *info = urb->context; + struct snd_usb_caiaqdev *cdev = info->cdev; + + if (!cdev->output_running) { + cdev->output_running = 1; + wake_up(&cdev->prepare_wait_queue); + } + + clear_bit(info->index, &cdev->outurb_active_mask); +} + +static struct urb **alloc_urbs(struct snd_usb_caiaqdev *cdev, int dir, int *ret) +{ + int i, frame; + struct urb **urbs; + struct usb_device *usb_dev = cdev->chip.dev; + unsigned int pipe; + + pipe = (dir == SNDRV_PCM_STREAM_PLAYBACK) ? + usb_sndisocpipe(usb_dev, ENDPOINT_PLAYBACK) : + usb_rcvisocpipe(usb_dev, ENDPOINT_CAPTURE); + + urbs = kmalloc_array(N_URBS, sizeof(*urbs), GFP_KERNEL); + if (!urbs) { + *ret = -ENOMEM; + return NULL; + } + + for (i = 0; i < N_URBS; i++) { + urbs[i] = usb_alloc_urb(FRAMES_PER_URB, GFP_KERNEL); + if (!urbs[i]) { + *ret = -ENOMEM; + return urbs; + } + + urbs[i]->transfer_buffer = + kmalloc_array(BYTES_PER_FRAME, FRAMES_PER_URB, + GFP_KERNEL); + if (!urbs[i]->transfer_buffer) { + *ret = -ENOMEM; + return urbs; + } + + for (frame = 0; frame < FRAMES_PER_URB; frame++) { + struct usb_iso_packet_descriptor *iso = + &urbs[i]->iso_frame_desc[frame]; + + iso->offset = BYTES_PER_FRAME * frame; + iso->length = BYTES_PER_FRAME; + } + + urbs[i]->dev = usb_dev; + urbs[i]->pipe = pipe; + urbs[i]->transfer_buffer_length = FRAMES_PER_URB + * BYTES_PER_FRAME; + urbs[i]->context = &cdev->data_cb_info[i]; + urbs[i]->interval = 1; + urbs[i]->number_of_packets = FRAMES_PER_URB; + urbs[i]->complete = (dir == SNDRV_PCM_STREAM_CAPTURE) ? + read_completed : write_completed; + } + + *ret = 0; + return urbs; +} + +static void free_urbs(struct urb **urbs) +{ + int i; + + if (!urbs) + return; + + for (i = 0; i < N_URBS; i++) { + if (!urbs[i]) + continue; + + usb_kill_urb(urbs[i]); + kfree(urbs[i]->transfer_buffer); + usb_free_urb(urbs[i]); + } + + kfree(urbs); +} + +int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev) +{ + int i, ret; + struct device *dev = caiaqdev_to_dev(cdev); + + cdev->n_audio_in = max(cdev->spec.num_analog_audio_in, + cdev->spec.num_digital_audio_in) / + CHANNELS_PER_STREAM; + cdev->n_audio_out = max(cdev->spec.num_analog_audio_out, + cdev->spec.num_digital_audio_out) / + CHANNELS_PER_STREAM; + cdev->n_streams = max(cdev->n_audio_in, cdev->n_audio_out); + + dev_dbg(dev, "cdev->n_audio_in = %d\n", cdev->n_audio_in); + dev_dbg(dev, "cdev->n_audio_out = %d\n", cdev->n_audio_out); + dev_dbg(dev, "cdev->n_streams = %d\n", cdev->n_streams); + + if (cdev->n_streams > MAX_STREAMS) { + dev_err(dev, "unable to initialize device, too many streams.\n"); + return -EINVAL; + } + + if (cdev->n_streams < 1) { + dev_err(dev, "bogus number of streams: %d\n", cdev->n_streams); + return -EINVAL; + } + + ret = snd_pcm_new(cdev->chip.card, cdev->product_name, 0, + cdev->n_audio_out, cdev->n_audio_in, &cdev->pcm); + + if (ret < 0) { + dev_err(dev, "snd_pcm_new() returned %d\n", ret); + return ret; + } + + cdev->pcm->private_data = cdev; + strscpy(cdev->pcm->name, cdev->product_name, sizeof(cdev->pcm->name)); + + memset(cdev->sub_playback, 0, sizeof(cdev->sub_playback)); + memset(cdev->sub_capture, 0, sizeof(cdev->sub_capture)); + + memcpy(&cdev->pcm_info, &snd_usb_caiaq_pcm_hardware, + sizeof(snd_usb_caiaq_pcm_hardware)); + + /* setup samplerates */ + cdev->samplerates = cdev->pcm_info.rates; + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_SESSIONIO): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_GUITARRIGMOBILE): + cdev->samplerates |= SNDRV_PCM_RATE_192000; + fallthrough; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO2DJ): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORAUDIO2): + cdev->samplerates |= SNDRV_PCM_RATE_88200; + break; + } + + snd_pcm_set_ops(cdev->pcm, SNDRV_PCM_STREAM_PLAYBACK, + &snd_usb_caiaq_ops); + snd_pcm_set_ops(cdev->pcm, SNDRV_PCM_STREAM_CAPTURE, + &snd_usb_caiaq_ops); + snd_pcm_set_managed_buffer_all(cdev->pcm, SNDRV_DMA_TYPE_VMALLOC, + NULL, 0, 0); + + cdev->data_cb_info = + kmalloc_array(N_URBS, sizeof(struct snd_usb_caiaq_cb_info), + GFP_KERNEL); + + if (!cdev->data_cb_info) + return -ENOMEM; + + cdev->outurb_active_mask = 0; + BUILD_BUG_ON(N_URBS > (sizeof(cdev->outurb_active_mask) * 8)); + + for (i = 0; i < N_URBS; i++) { + cdev->data_cb_info[i].cdev = cdev; + cdev->data_cb_info[i].index = i; + } + + cdev->data_urbs_in = alloc_urbs(cdev, SNDRV_PCM_STREAM_CAPTURE, &ret); + if (ret < 0) { + kfree(cdev->data_cb_info); + free_urbs(cdev->data_urbs_in); + return ret; + } + + cdev->data_urbs_out = alloc_urbs(cdev, SNDRV_PCM_STREAM_PLAYBACK, &ret); + if (ret < 0) { + kfree(cdev->data_cb_info); + free_urbs(cdev->data_urbs_in); + free_urbs(cdev->data_urbs_out); + return ret; + } + + return 0; +} + +void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *cdev) +{ + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, cdev); + stream_stop(cdev); + free_urbs(cdev->data_urbs_in); + free_urbs(cdev->data_urbs_out); + kfree(cdev->data_cb_info); +} + diff --git a/sound/usb/caiaq/audio.h b/sound/usb/caiaq/audio.h new file mode 100644 index 000000000..869bf6264 --- /dev/null +++ b/sound/usb/caiaq/audio.h @@ -0,0 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef CAIAQ_AUDIO_H +#define CAIAQ_AUDIO_H + +int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev); +void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *cdev); + +#endif /* CAIAQ_AUDIO_H */ diff --git a/sound/usb/caiaq/control.c b/sound/usb/caiaq/control.c new file mode 100644 index 000000000..af459c49b --- /dev/null +++ b/sound/usb/caiaq/control.c @@ -0,0 +1,643 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2007 Daniel Mack + * friendly supported by NI. + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/usb.h> +#include <sound/control.h> +#include <sound/core.h> +#include <sound/pcm.h> + +#include "device.h" +#include "control.h" + +#define CNT_INTVAL 0x10000 +#define MASCHINE_BANK_SIZE 32 + +static int control_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct snd_usb_audio *chip = snd_kcontrol_chip(kcontrol); + struct snd_usb_caiaqdev *cdev = caiaqdev(chip->card); + int pos = kcontrol->private_value; + int is_intval = pos & CNT_INTVAL; + int maxval = 63; + + uinfo->count = 1; + pos &= ~CNT_INTVAL; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ): + if (pos == 0) { + /* current input mode of A8DJ and A4DJ */ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 2; + return 0; + } + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + maxval = 127; + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + maxval = 31; + break; + } + + if (is_intval) { + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = maxval; + } else { + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + } + + return 0; +} + +static int control_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_usb_audio *chip = snd_kcontrol_chip(kcontrol); + struct snd_usb_caiaqdev *cdev = caiaqdev(chip->card); + int pos = kcontrol->private_value; + + if (pos & CNT_INTVAL) + ucontrol->value.integer.value[0] + = cdev->control_state[pos & ~CNT_INTVAL]; + else + ucontrol->value.integer.value[0] + = !!(cdev->control_state[pos / 8] & (1 << pos % 8)); + + return 0; +} + +static int control_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_usb_audio *chip = snd_kcontrol_chip(kcontrol); + struct snd_usb_caiaqdev *cdev = caiaqdev(chip->card); + int pos = kcontrol->private_value; + int v = ucontrol->value.integer.value[0]; + unsigned char cmd; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + cmd = EP1_CMD_DIMM_LEDS; + break; + default: + cmd = EP1_CMD_WRITE_IO; + break; + } + + if (pos & CNT_INTVAL) { + int i = pos & ~CNT_INTVAL; + + cdev->control_state[i] = v; + + if (cdev->chip.usb_id == + USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4)) { + int actual_len; + + cdev->ep8_out_buf[0] = i; + cdev->ep8_out_buf[1] = v; + + usb_bulk_msg(cdev->chip.dev, + usb_sndbulkpipe(cdev->chip.dev, 8), + cdev->ep8_out_buf, sizeof(cdev->ep8_out_buf), + &actual_len, 200); + } else if (cdev->chip.usb_id == + USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER)) { + + int bank = 0; + int offset = 0; + + if (i >= MASCHINE_BANK_SIZE) { + bank = 0x1e; + offset = MASCHINE_BANK_SIZE; + } + + snd_usb_caiaq_send_command_bank(cdev, cmd, bank, + cdev->control_state + offset, + MASCHINE_BANK_SIZE); + } else { + snd_usb_caiaq_send_command(cdev, cmd, + cdev->control_state, sizeof(cdev->control_state)); + } + } else { + if (v) + cdev->control_state[pos / 8] |= 1 << (pos % 8); + else + cdev->control_state[pos / 8] &= ~(1 << (pos % 8)); + + snd_usb_caiaq_send_command(cdev, cmd, + cdev->control_state, sizeof(cdev->control_state)); + } + + return 1; +} + +static struct snd_kcontrol_new kcontrol_template = { + .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, + .index = 0, + .info = control_info, + .get = control_get, + .put = control_put, + /* name and private_value filled later */ +}; + +struct caiaq_controller { + char *name; + int index; +}; + +static const struct caiaq_controller ak1_controller[] = { + { "LED left", 2 }, + { "LED middle", 1 }, + { "LED right", 0 }, + { "LED ring", 3 } +}; + +static const struct caiaq_controller rk2_controller[] = { + { "LED 1", 5 }, + { "LED 2", 4 }, + { "LED 3", 3 }, + { "LED 4", 2 }, + { "LED 5", 1 }, + { "LED 6", 0 }, + { "LED pedal", 6 }, + { "LED 7seg_1b", 8 }, + { "LED 7seg_1c", 9 }, + { "LED 7seg_2a", 10 }, + { "LED 7seg_2b", 11 }, + { "LED 7seg_2c", 12 }, + { "LED 7seg_2d", 13 }, + { "LED 7seg_2e", 14 }, + { "LED 7seg_2f", 15 }, + { "LED 7seg_2g", 16 }, + { "LED 7seg_3a", 17 }, + { "LED 7seg_3b", 18 }, + { "LED 7seg_3c", 19 }, + { "LED 7seg_3d", 20 }, + { "LED 7seg_3e", 21 }, + { "LED 7seg_3f", 22 }, + { "LED 7seg_3g", 23 } +}; + +static const struct caiaq_controller rk3_controller[] = { + { "LED 7seg_1a", 0 + 0 }, + { "LED 7seg_1b", 0 + 1 }, + { "LED 7seg_1c", 0 + 2 }, + { "LED 7seg_1d", 0 + 3 }, + { "LED 7seg_1e", 0 + 4 }, + { "LED 7seg_1f", 0 + 5 }, + { "LED 7seg_1g", 0 + 6 }, + { "LED 7seg_1p", 0 + 7 }, + + { "LED 7seg_2a", 8 + 0 }, + { "LED 7seg_2b", 8 + 1 }, + { "LED 7seg_2c", 8 + 2 }, + { "LED 7seg_2d", 8 + 3 }, + { "LED 7seg_2e", 8 + 4 }, + { "LED 7seg_2f", 8 + 5 }, + { "LED 7seg_2g", 8 + 6 }, + { "LED 7seg_2p", 8 + 7 }, + + { "LED 7seg_3a", 16 + 0 }, + { "LED 7seg_3b", 16 + 1 }, + { "LED 7seg_3c", 16 + 2 }, + { "LED 7seg_3d", 16 + 3 }, + { "LED 7seg_3e", 16 + 4 }, + { "LED 7seg_3f", 16 + 5 }, + { "LED 7seg_3g", 16 + 6 }, + { "LED 7seg_3p", 16 + 7 }, + + { "LED 7seg_4a", 24 + 0 }, + { "LED 7seg_4b", 24 + 1 }, + { "LED 7seg_4c", 24 + 2 }, + { "LED 7seg_4d", 24 + 3 }, + { "LED 7seg_4e", 24 + 4 }, + { "LED 7seg_4f", 24 + 5 }, + { "LED 7seg_4g", 24 + 6 }, + { "LED 7seg_4p", 24 + 7 }, + + { "LED 1", 32 + 0 }, + { "LED 2", 32 + 1 }, + { "LED 3", 32 + 2 }, + { "LED 4", 32 + 3 }, + { "LED 5", 32 + 4 }, + { "LED 6", 32 + 5 }, + { "LED 7", 32 + 6 }, + { "LED 8", 32 + 7 }, + { "LED pedal", 32 + 8 } +}; + +static const struct caiaq_controller kore_controller[] = { + { "LED F1", 8 | CNT_INTVAL }, + { "LED F2", 12 | CNT_INTVAL }, + { "LED F3", 0 | CNT_INTVAL }, + { "LED F4", 4 | CNT_INTVAL }, + { "LED F5", 11 | CNT_INTVAL }, + { "LED F6", 15 | CNT_INTVAL }, + { "LED F7", 3 | CNT_INTVAL }, + { "LED F8", 7 | CNT_INTVAL }, + { "LED touch1", 10 | CNT_INTVAL }, + { "LED touch2", 14 | CNT_INTVAL }, + { "LED touch3", 2 | CNT_INTVAL }, + { "LED touch4", 6 | CNT_INTVAL }, + { "LED touch5", 9 | CNT_INTVAL }, + { "LED touch6", 13 | CNT_INTVAL }, + { "LED touch7", 1 | CNT_INTVAL }, + { "LED touch8", 5 | CNT_INTVAL }, + { "LED left", 18 | CNT_INTVAL }, + { "LED right", 22 | CNT_INTVAL }, + { "LED up", 16 | CNT_INTVAL }, + { "LED down", 20 | CNT_INTVAL }, + { "LED stop", 23 | CNT_INTVAL }, + { "LED play", 21 | CNT_INTVAL }, + { "LED record", 19 | CNT_INTVAL }, + { "LED listen", 17 | CNT_INTVAL }, + { "LED lcd", 30 | CNT_INTVAL }, + { "LED menu", 28 | CNT_INTVAL }, + { "LED sound", 31 | CNT_INTVAL }, + { "LED esc", 29 | CNT_INTVAL }, + { "LED view", 27 | CNT_INTVAL }, + { "LED enter", 24 | CNT_INTVAL }, + { "LED control", 26 | CNT_INTVAL } +}; + +static const struct caiaq_controller a8dj_controller[] = { + { "Current input mode", 0 | CNT_INTVAL }, + { "GND lift for TC Vinyl mode", 24 + 0 }, + { "GND lift for TC CD/Line mode", 24 + 1 }, + { "GND lift for phono mode", 24 + 2 }, + { "Software lock", 40 } +}; + +static const struct caiaq_controller a4dj_controller[] = { + { "Current input mode", 0 | CNT_INTVAL } +}; + +static const struct caiaq_controller kontrolx1_controller[] = { + { "LED FX A: ON", 7 | CNT_INTVAL }, + { "LED FX A: 1", 6 | CNT_INTVAL }, + { "LED FX A: 2", 5 | CNT_INTVAL }, + { "LED FX A: 3", 4 | CNT_INTVAL }, + { "LED FX B: ON", 3 | CNT_INTVAL }, + { "LED FX B: 1", 2 | CNT_INTVAL }, + { "LED FX B: 2", 1 | CNT_INTVAL }, + { "LED FX B: 3", 0 | CNT_INTVAL }, + + { "LED Hotcue", 28 | CNT_INTVAL }, + { "LED Shift (white)", 29 | CNT_INTVAL }, + { "LED Shift (green)", 30 | CNT_INTVAL }, + + { "LED Deck A: FX1", 24 | CNT_INTVAL }, + { "LED Deck A: FX2", 25 | CNT_INTVAL }, + { "LED Deck A: IN", 17 | CNT_INTVAL }, + { "LED Deck A: OUT", 16 | CNT_INTVAL }, + { "LED Deck A: < BEAT", 19 | CNT_INTVAL }, + { "LED Deck A: BEAT >", 18 | CNT_INTVAL }, + { "LED Deck A: CUE/ABS", 21 | CNT_INTVAL }, + { "LED Deck A: CUP/REL", 20 | CNT_INTVAL }, + { "LED Deck A: PLAY", 23 | CNT_INTVAL }, + { "LED Deck A: SYNC", 22 | CNT_INTVAL }, + + { "LED Deck B: FX1", 26 | CNT_INTVAL }, + { "LED Deck B: FX2", 27 | CNT_INTVAL }, + { "LED Deck B: IN", 15 | CNT_INTVAL }, + { "LED Deck B: OUT", 14 | CNT_INTVAL }, + { "LED Deck B: < BEAT", 13 | CNT_INTVAL }, + { "LED Deck B: BEAT >", 12 | CNT_INTVAL }, + { "LED Deck B: CUE/ABS", 11 | CNT_INTVAL }, + { "LED Deck B: CUP/REL", 10 | CNT_INTVAL }, + { "LED Deck B: PLAY", 9 | CNT_INTVAL }, + { "LED Deck B: SYNC", 8 | CNT_INTVAL }, +}; + +static const struct caiaq_controller kontrols4_controller[] = { + { "LED: Master: Quant", 10 | CNT_INTVAL }, + { "LED: Master: Headphone", 11 | CNT_INTVAL }, + { "LED: Master: Master", 12 | CNT_INTVAL }, + { "LED: Master: Snap", 14 | CNT_INTVAL }, + { "LED: Master: Warning", 15 | CNT_INTVAL }, + { "LED: Master: Master button", 112 | CNT_INTVAL }, + { "LED: Master: Snap button", 113 | CNT_INTVAL }, + { "LED: Master: Rec", 118 | CNT_INTVAL }, + { "LED: Master: Size", 119 | CNT_INTVAL }, + { "LED: Master: Quant button", 120 | CNT_INTVAL }, + { "LED: Master: Browser button", 121 | CNT_INTVAL }, + { "LED: Master: Play button", 126 | CNT_INTVAL }, + { "LED: Master: Undo button", 127 | CNT_INTVAL }, + + { "LED: Channel A: >", 4 | CNT_INTVAL }, + { "LED: Channel A: <", 5 | CNT_INTVAL }, + { "LED: Channel A: Meter 1", 97 | CNT_INTVAL }, + { "LED: Channel A: Meter 2", 98 | CNT_INTVAL }, + { "LED: Channel A: Meter 3", 99 | CNT_INTVAL }, + { "LED: Channel A: Meter 4", 100 | CNT_INTVAL }, + { "LED: Channel A: Meter 5", 101 | CNT_INTVAL }, + { "LED: Channel A: Meter 6", 102 | CNT_INTVAL }, + { "LED: Channel A: Meter clip", 103 | CNT_INTVAL }, + { "LED: Channel A: Active", 114 | CNT_INTVAL }, + { "LED: Channel A: Cue", 116 | CNT_INTVAL }, + { "LED: Channel A: FX1", 149 | CNT_INTVAL }, + { "LED: Channel A: FX2", 148 | CNT_INTVAL }, + + { "LED: Channel B: >", 2 | CNT_INTVAL }, + { "LED: Channel B: <", 3 | CNT_INTVAL }, + { "LED: Channel B: Meter 1", 89 | CNT_INTVAL }, + { "LED: Channel B: Meter 2", 90 | CNT_INTVAL }, + { "LED: Channel B: Meter 3", 91 | CNT_INTVAL }, + { "LED: Channel B: Meter 4", 92 | CNT_INTVAL }, + { "LED: Channel B: Meter 5", 93 | CNT_INTVAL }, + { "LED: Channel B: Meter 6", 94 | CNT_INTVAL }, + { "LED: Channel B: Meter clip", 95 | CNT_INTVAL }, + { "LED: Channel B: Active", 122 | CNT_INTVAL }, + { "LED: Channel B: Cue", 125 | CNT_INTVAL }, + { "LED: Channel B: FX1", 147 | CNT_INTVAL }, + { "LED: Channel B: FX2", 146 | CNT_INTVAL }, + + { "LED: Channel C: >", 6 | CNT_INTVAL }, + { "LED: Channel C: <", 7 | CNT_INTVAL }, + { "LED: Channel C: Meter 1", 105 | CNT_INTVAL }, + { "LED: Channel C: Meter 2", 106 | CNT_INTVAL }, + { "LED: Channel C: Meter 3", 107 | CNT_INTVAL }, + { "LED: Channel C: Meter 4", 108 | CNT_INTVAL }, + { "LED: Channel C: Meter 5", 109 | CNT_INTVAL }, + { "LED: Channel C: Meter 6", 110 | CNT_INTVAL }, + { "LED: Channel C: Meter clip", 111 | CNT_INTVAL }, + { "LED: Channel C: Active", 115 | CNT_INTVAL }, + { "LED: Channel C: Cue", 117 | CNT_INTVAL }, + { "LED: Channel C: FX1", 151 | CNT_INTVAL }, + { "LED: Channel C: FX2", 150 | CNT_INTVAL }, + + { "LED: Channel D: >", 0 | CNT_INTVAL }, + { "LED: Channel D: <", 1 | CNT_INTVAL }, + { "LED: Channel D: Meter 1", 81 | CNT_INTVAL }, + { "LED: Channel D: Meter 2", 82 | CNT_INTVAL }, + { "LED: Channel D: Meter 3", 83 | CNT_INTVAL }, + { "LED: Channel D: Meter 4", 84 | CNT_INTVAL }, + { "LED: Channel D: Meter 5", 85 | CNT_INTVAL }, + { "LED: Channel D: Meter 6", 86 | CNT_INTVAL }, + { "LED: Channel D: Meter clip", 87 | CNT_INTVAL }, + { "LED: Channel D: Active", 123 | CNT_INTVAL }, + { "LED: Channel D: Cue", 124 | CNT_INTVAL }, + { "LED: Channel D: FX1", 145 | CNT_INTVAL }, + { "LED: Channel D: FX2", 144 | CNT_INTVAL }, + + { "LED: Deck A: 1 (blue)", 22 | CNT_INTVAL }, + { "LED: Deck A: 1 (green)", 23 | CNT_INTVAL }, + { "LED: Deck A: 2 (blue)", 20 | CNT_INTVAL }, + { "LED: Deck A: 2 (green)", 21 | CNT_INTVAL }, + { "LED: Deck A: 3 (blue)", 18 | CNT_INTVAL }, + { "LED: Deck A: 3 (green)", 19 | CNT_INTVAL }, + { "LED: Deck A: 4 (blue)", 16 | CNT_INTVAL }, + { "LED: Deck A: 4 (green)", 17 | CNT_INTVAL }, + { "LED: Deck A: Load", 44 | CNT_INTVAL }, + { "LED: Deck A: Deck C button", 45 | CNT_INTVAL }, + { "LED: Deck A: In", 47 | CNT_INTVAL }, + { "LED: Deck A: Out", 46 | CNT_INTVAL }, + { "LED: Deck A: Shift", 24 | CNT_INTVAL }, + { "LED: Deck A: Sync", 27 | CNT_INTVAL }, + { "LED: Deck A: Cue", 26 | CNT_INTVAL }, + { "LED: Deck A: Play", 25 | CNT_INTVAL }, + { "LED: Deck A: Tempo up", 33 | CNT_INTVAL }, + { "LED: Deck A: Tempo down", 32 | CNT_INTVAL }, + { "LED: Deck A: Master", 34 | CNT_INTVAL }, + { "LED: Deck A: Keylock", 35 | CNT_INTVAL }, + { "LED: Deck A: Deck A", 37 | CNT_INTVAL }, + { "LED: Deck A: Deck C", 36 | CNT_INTVAL }, + { "LED: Deck A: Samples", 38 | CNT_INTVAL }, + { "LED: Deck A: On Air", 39 | CNT_INTVAL }, + { "LED: Deck A: Sample 1", 31 | CNT_INTVAL }, + { "LED: Deck A: Sample 2", 30 | CNT_INTVAL }, + { "LED: Deck A: Sample 3", 29 | CNT_INTVAL }, + { "LED: Deck A: Sample 4", 28 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - A", 55 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - B", 54 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - C", 53 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - D", 52 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - E", 51 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - F", 50 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - G", 49 | CNT_INTVAL }, + { "LED: Deck A: Digit 1 - dot", 48 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - A", 63 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - B", 62 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - C", 61 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - D", 60 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - E", 59 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - F", 58 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - G", 57 | CNT_INTVAL }, + { "LED: Deck A: Digit 2 - dot", 56 | CNT_INTVAL }, + + { "LED: Deck B: 1 (blue)", 78 | CNT_INTVAL }, + { "LED: Deck B: 1 (green)", 79 | CNT_INTVAL }, + { "LED: Deck B: 2 (blue)", 76 | CNT_INTVAL }, + { "LED: Deck B: 2 (green)", 77 | CNT_INTVAL }, + { "LED: Deck B: 3 (blue)", 74 | CNT_INTVAL }, + { "LED: Deck B: 3 (green)", 75 | CNT_INTVAL }, + { "LED: Deck B: 4 (blue)", 72 | CNT_INTVAL }, + { "LED: Deck B: 4 (green)", 73 | CNT_INTVAL }, + { "LED: Deck B: Load", 180 | CNT_INTVAL }, + { "LED: Deck B: Deck D button", 181 | CNT_INTVAL }, + { "LED: Deck B: In", 183 | CNT_INTVAL }, + { "LED: Deck B: Out", 182 | CNT_INTVAL }, + { "LED: Deck B: Shift", 64 | CNT_INTVAL }, + { "LED: Deck B: Sync", 67 | CNT_INTVAL }, + { "LED: Deck B: Cue", 66 | CNT_INTVAL }, + { "LED: Deck B: Play", 65 | CNT_INTVAL }, + { "LED: Deck B: Tempo up", 185 | CNT_INTVAL }, + { "LED: Deck B: Tempo down", 184 | CNT_INTVAL }, + { "LED: Deck B: Master", 186 | CNT_INTVAL }, + { "LED: Deck B: Keylock", 187 | CNT_INTVAL }, + { "LED: Deck B: Deck B", 189 | CNT_INTVAL }, + { "LED: Deck B: Deck D", 188 | CNT_INTVAL }, + { "LED: Deck B: Samples", 190 | CNT_INTVAL }, + { "LED: Deck B: On Air", 191 | CNT_INTVAL }, + { "LED: Deck B: Sample 1", 71 | CNT_INTVAL }, + { "LED: Deck B: Sample 2", 70 | CNT_INTVAL }, + { "LED: Deck B: Sample 3", 69 | CNT_INTVAL }, + { "LED: Deck B: Sample 4", 68 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - A", 175 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - B", 174 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - C", 173 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - D", 172 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - E", 171 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - F", 170 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - G", 169 | CNT_INTVAL }, + { "LED: Deck B: Digit 1 - dot", 168 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - A", 167 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - B", 166 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - C", 165 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - D", 164 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - E", 163 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - F", 162 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - G", 161 | CNT_INTVAL }, + { "LED: Deck B: Digit 2 - dot", 160 | CNT_INTVAL }, + + { "LED: FX1: dry/wet", 153 | CNT_INTVAL }, + { "LED: FX1: 1", 154 | CNT_INTVAL }, + { "LED: FX1: 2", 155 | CNT_INTVAL }, + { "LED: FX1: 3", 156 | CNT_INTVAL }, + { "LED: FX1: Mode", 157 | CNT_INTVAL }, + { "LED: FX2: dry/wet", 129 | CNT_INTVAL }, + { "LED: FX2: 1", 130 | CNT_INTVAL }, + { "LED: FX2: 2", 131 | CNT_INTVAL }, + { "LED: FX2: 3", 132 | CNT_INTVAL }, + { "LED: FX2: Mode", 133 | CNT_INTVAL }, +}; + +static const struct caiaq_controller maschine_controller[] = { + { "LED: Pad 1", 3 | CNT_INTVAL }, + { "LED: Pad 2", 2 | CNT_INTVAL }, + { "LED: Pad 3", 1 | CNT_INTVAL }, + { "LED: Pad 4", 0 | CNT_INTVAL }, + { "LED: Pad 5", 7 | CNT_INTVAL }, + { "LED: Pad 6", 6 | CNT_INTVAL }, + { "LED: Pad 7", 5 | CNT_INTVAL }, + { "LED: Pad 8", 4 | CNT_INTVAL }, + { "LED: Pad 9", 11 | CNT_INTVAL }, + { "LED: Pad 10", 10 | CNT_INTVAL }, + { "LED: Pad 11", 9 | CNT_INTVAL }, + { "LED: Pad 12", 8 | CNT_INTVAL }, + { "LED: Pad 13", 15 | CNT_INTVAL }, + { "LED: Pad 14", 14 | CNT_INTVAL }, + { "LED: Pad 15", 13 | CNT_INTVAL }, + { "LED: Pad 16", 12 | CNT_INTVAL }, + + { "LED: Mute", 16 | CNT_INTVAL }, + { "LED: Solo", 17 | CNT_INTVAL }, + { "LED: Select", 18 | CNT_INTVAL }, + { "LED: Duplicate", 19 | CNT_INTVAL }, + { "LED: Navigate", 20 | CNT_INTVAL }, + { "LED: Pad Mode", 21 | CNT_INTVAL }, + { "LED: Pattern", 22 | CNT_INTVAL }, + { "LED: Scene", 23 | CNT_INTVAL }, + + { "LED: Shift", 24 | CNT_INTVAL }, + { "LED: Erase", 25 | CNT_INTVAL }, + { "LED: Grid", 26 | CNT_INTVAL }, + { "LED: Right Bottom", 27 | CNT_INTVAL }, + { "LED: Rec", 28 | CNT_INTVAL }, + { "LED: Play", 29 | CNT_INTVAL }, + { "LED: Left Bottom", 32 | CNT_INTVAL }, + { "LED: Restart", 33 | CNT_INTVAL }, + + { "LED: Group A", 41 | CNT_INTVAL }, + { "LED: Group B", 40 | CNT_INTVAL }, + { "LED: Group C", 37 | CNT_INTVAL }, + { "LED: Group D", 36 | CNT_INTVAL }, + { "LED: Group E", 39 | CNT_INTVAL }, + { "LED: Group F", 38 | CNT_INTVAL }, + { "LED: Group G", 35 | CNT_INTVAL }, + { "LED: Group H", 34 | CNT_INTVAL }, + + { "LED: Auto Write", 42 | CNT_INTVAL }, + { "LED: Snap", 43 | CNT_INTVAL }, + { "LED: Right Top", 44 | CNT_INTVAL }, + { "LED: Left Top", 45 | CNT_INTVAL }, + { "LED: Sampling", 46 | CNT_INTVAL }, + { "LED: Browse", 47 | CNT_INTVAL }, + { "LED: Step", 48 | CNT_INTVAL }, + { "LED: Control", 49 | CNT_INTVAL }, + + { "LED: Top Button 1", 57 | CNT_INTVAL }, + { "LED: Top Button 2", 56 | CNT_INTVAL }, + { "LED: Top Button 3", 55 | CNT_INTVAL }, + { "LED: Top Button 4", 54 | CNT_INTVAL }, + { "LED: Top Button 5", 53 | CNT_INTVAL }, + { "LED: Top Button 6", 52 | CNT_INTVAL }, + { "LED: Top Button 7", 51 | CNT_INTVAL }, + { "LED: Top Button 8", 50 | CNT_INTVAL }, + + { "LED: Note Repeat", 58 | CNT_INTVAL }, + + { "Backlight Display", 59 | CNT_INTVAL } +}; + +static int add_controls(const struct caiaq_controller *c, int num, + struct snd_usb_caiaqdev *cdev) +{ + int i, ret; + struct snd_kcontrol *kc; + + for (i = 0; i < num; i++, c++) { + kcontrol_template.name = c->name; + kcontrol_template.private_value = c->index; + kc = snd_ctl_new1(&kcontrol_template, cdev); + ret = snd_ctl_add(cdev->chip.card, kc); + if (ret < 0) + return ret; + } + + return 0; +} + +int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *cdev) +{ + int ret = 0; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): + ret = add_controls(ak1_controller, + ARRAY_SIZE(ak1_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): + ret = add_controls(rk2_controller, + ARRAY_SIZE(rk2_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): + ret = add_controls(rk3_controller, + ARRAY_SIZE(rk3_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + ret = add_controls(kore_controller, + ARRAY_SIZE(kore_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): + ret = add_controls(a8dj_controller, + ARRAY_SIZE(a8dj_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ): + ret = add_controls(a4dj_controller, + ARRAY_SIZE(a4dj_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + ret = add_controls(kontrolx1_controller, + ARRAY_SIZE(kontrolx1_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + ret = add_controls(kontrols4_controller, + ARRAY_SIZE(kontrols4_controller), cdev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + ret = add_controls(maschine_controller, + ARRAY_SIZE(maschine_controller), cdev); + break; + } + + return ret; +} + diff --git a/sound/usb/caiaq/control.h b/sound/usb/caiaq/control.h new file mode 100644 index 000000000..cb204fd45 --- /dev/null +++ b/sound/usb/caiaq/control.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef CAIAQ_CONTROL_H +#define CAIAQ_CONTROL_H + +int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *cdev); + +#endif /* CAIAQ_CONTROL_H */ diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c new file mode 100644 index 000000000..49f63f878 --- /dev/null +++ b/sound/usb/caiaq/device.c @@ -0,0 +1,557 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * caiaq.c: ALSA driver for caiaq/NativeInstruments devices + * + * Copyright (c) 2007 Daniel Mack <daniel@caiaq.de> + * Karsten Wiese <fzu@wemgehoertderstaat.de> +*/ + +#include <linux/moduleparam.h> +#include <linux/device.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/gfp.h> +#include <linux/usb.h> +#include <sound/initval.h> +#include <sound/core.h> +#include <sound/pcm.h> + +#include "device.h" +#include "audio.h" +#include "midi.h" +#include "control.h" +#include "input.h" + +MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); +MODULE_DESCRIPTION("caiaq USB audio"); +MODULE_LICENSE("GPL"); + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ +static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for the caiaq sound device"); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for the caiaq soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable the caiaq soundcard."); + +enum { + SAMPLERATE_44100 = 0, + SAMPLERATE_48000 = 1, + SAMPLERATE_96000 = 2, + SAMPLERATE_192000 = 3, + SAMPLERATE_88200 = 4, + SAMPLERATE_INVALID = 0xff +}; + +enum { + DEPTH_NONE = 0, + DEPTH_16 = 1, + DEPTH_24 = 2, + DEPTH_32 = 3 +}; + +static const struct usb_device_id snd_usb_id_table[] = { + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_RIGKONTROL2 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_RIGKONTROL3 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_KORECONTROLLER + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_KORECONTROLLER2 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_AK1 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_AUDIO8DJ + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_SESSIONIO + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_GUITARRIGMOBILE + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_AUDIO4DJ + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_AUDIO2DJ + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_TRAKTORKONTROLX1 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_TRAKTORKONTROLS4 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_TRAKTORAUDIO2 + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = USB_VID_NATIVEINSTRUMENTS, + .idProduct = USB_PID_MASCHINECONTROLLER + }, + { /* terminator */ } +}; + +static void usb_ep1_command_reply_dispatch (struct urb* urb) +{ + int ret; + struct device *dev = &urb->dev->dev; + struct snd_usb_caiaqdev *cdev = urb->context; + unsigned char *buf = urb->transfer_buffer; + + if (urb->status || !cdev) { + dev_warn(dev, "received EP1 urb->status = %i\n", urb->status); + return; + } + + switch(buf[0]) { + case EP1_CMD_GET_DEVICE_INFO: + memcpy(&cdev->spec, buf+1, sizeof(struct caiaq_device_spec)); + cdev->spec.fw_version = le16_to_cpu(cdev->spec.fw_version); + dev_dbg(dev, "device spec (firmware %d): audio: %d in, %d out, " + "MIDI: %d in, %d out, data alignment %d\n", + cdev->spec.fw_version, + cdev->spec.num_analog_audio_in, + cdev->spec.num_analog_audio_out, + cdev->spec.num_midi_in, + cdev->spec.num_midi_out, + cdev->spec.data_alignment); + + cdev->spec_received++; + wake_up(&cdev->ep1_wait_queue); + break; + case EP1_CMD_AUDIO_PARAMS: + cdev->audio_parm_answer = buf[1]; + wake_up(&cdev->ep1_wait_queue); + break; + case EP1_CMD_MIDI_READ: + snd_usb_caiaq_midi_handle_input(cdev, buf[1], buf + 3, buf[2]); + break; + case EP1_CMD_READ_IO: + if (cdev->chip.usb_id == + USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) { + if (urb->actual_length > sizeof(cdev->control_state)) + urb->actual_length = sizeof(cdev->control_state); + memcpy(cdev->control_state, buf + 1, urb->actual_length); + wake_up(&cdev->ep1_wait_queue); + break; + } +#ifdef CONFIG_SND_USB_CAIAQ_INPUT + fallthrough; + case EP1_CMD_READ_ERP: + case EP1_CMD_READ_ANALOG: + snd_usb_caiaq_input_dispatch(cdev, buf, urb->actual_length); +#endif + break; + } + + cdev->ep1_in_urb.actual_length = 0; + ret = usb_submit_urb(&cdev->ep1_in_urb, GFP_ATOMIC); + if (ret < 0) + dev_err(dev, "unable to submit urb. OOM!?\n"); +} + +int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *cdev, + unsigned char command, + const unsigned char *buffer, + int len) +{ + int actual_len; + struct usb_device *usb_dev = cdev->chip.dev; + + if (!usb_dev) + return -EIO; + + if (len > EP1_BUFSIZE - 1) + len = EP1_BUFSIZE - 1; + + if (buffer && len > 0) + memcpy(cdev->ep1_out_buf+1, buffer, len); + + cdev->ep1_out_buf[0] = command; + return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), + cdev->ep1_out_buf, len+1, &actual_len, 200); +} + +int snd_usb_caiaq_send_command_bank(struct snd_usb_caiaqdev *cdev, + unsigned char command, + unsigned char bank, + const unsigned char *buffer, + int len) +{ + int actual_len; + struct usb_device *usb_dev = cdev->chip.dev; + + if (!usb_dev) + return -EIO; + + if (len > EP1_BUFSIZE - 2) + len = EP1_BUFSIZE - 2; + + if (buffer && len > 0) + memcpy(cdev->ep1_out_buf+2, buffer, len); + + cdev->ep1_out_buf[0] = command; + cdev->ep1_out_buf[1] = bank; + + return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), + cdev->ep1_out_buf, len+2, &actual_len, 200); +} + +int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *cdev, + int rate, int depth, int bpp) +{ + int ret; + char tmp[5]; + struct device *dev = caiaqdev_to_dev(cdev); + + switch (rate) { + case 44100: tmp[0] = SAMPLERATE_44100; break; + case 48000: tmp[0] = SAMPLERATE_48000; break; + case 88200: tmp[0] = SAMPLERATE_88200; break; + case 96000: tmp[0] = SAMPLERATE_96000; break; + case 192000: tmp[0] = SAMPLERATE_192000; break; + default: return -EINVAL; + } + + switch (depth) { + case 16: tmp[1] = DEPTH_16; break; + case 24: tmp[1] = DEPTH_24; break; + default: return -EINVAL; + } + + tmp[2] = bpp & 0xff; + tmp[3] = bpp >> 8; + tmp[4] = 1; /* packets per microframe */ + + dev_dbg(dev, "setting audio params: %d Hz, %d bits, %d bpp\n", + rate, depth, bpp); + + cdev->audio_parm_answer = -1; + ret = snd_usb_caiaq_send_command(cdev, EP1_CMD_AUDIO_PARAMS, + tmp, sizeof(tmp)); + + if (ret) + return ret; + + if (!wait_event_timeout(cdev->ep1_wait_queue, + cdev->audio_parm_answer >= 0, HZ)) + return -EPIPE; + + if (cdev->audio_parm_answer != 1) + dev_dbg(dev, "unable to set the device's audio params\n"); + else + cdev->bpp = bpp; + + return cdev->audio_parm_answer == 1 ? 0 : -EINVAL; +} + +int snd_usb_caiaq_set_auto_msg(struct snd_usb_caiaqdev *cdev, + int digital, int analog, int erp) +{ + char tmp[3] = { digital, analog, erp }; + return snd_usb_caiaq_send_command(cdev, EP1_CMD_AUTO_MSG, + tmp, sizeof(tmp)); +} + +static void setup_card(struct snd_usb_caiaqdev *cdev) +{ + int ret; + char val[4]; + struct device *dev = caiaqdev_to_dev(cdev); + + /* device-specific startup specials */ + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): + /* RigKontrol2 - display centered dash ('-') */ + val[0] = 0x00; + val[1] = 0x00; + val[2] = 0x01; + snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 3); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): + /* RigKontrol2 - display two centered dashes ('--') */ + val[0] = 0x00; + val[1] = 0x40; + val[2] = 0x40; + val[3] = 0x00; + snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 4); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): + /* Audio Kontrol 1 - make USB-LED stop blinking */ + val[0] = 0x00; + snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 1); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): + /* Audio 8 DJ - trigger read of current settings */ + cdev->control_state[0] = 0xff; + snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 0); + snd_usb_caiaq_send_command(cdev, EP1_CMD_READ_IO, NULL, 0); + + if (!wait_event_timeout(cdev->ep1_wait_queue, + cdev->control_state[0] != 0xff, HZ)) + return; + + /* fix up some defaults */ + if ((cdev->control_state[1] != 2) || + (cdev->control_state[2] != 3) || + (cdev->control_state[4] != 2)) { + cdev->control_state[1] = 2; + cdev->control_state[2] = 3; + cdev->control_state[4] = 2; + snd_usb_caiaq_send_command(cdev, + EP1_CMD_WRITE_IO, cdev->control_state, 6); + } + + break; + } + + if (cdev->spec.num_analog_audio_out + + cdev->spec.num_analog_audio_in + + cdev->spec.num_digital_audio_out + + cdev->spec.num_digital_audio_in > 0) { + ret = snd_usb_caiaq_audio_init(cdev); + if (ret < 0) + dev_err(dev, "Unable to set up audio system (ret=%d)\n", ret); + } + + if (cdev->spec.num_midi_in + + cdev->spec.num_midi_out > 0) { + ret = snd_usb_caiaq_midi_init(cdev); + if (ret < 0) + dev_err(dev, "Unable to set up MIDI system (ret=%d)\n", ret); + } + +#ifdef CONFIG_SND_USB_CAIAQ_INPUT + ret = snd_usb_caiaq_input_init(cdev); + if (ret < 0) + dev_err(dev, "Unable to set up input system (ret=%d)\n", ret); +#endif + + /* finally, register the card and all its sub-instances */ + ret = snd_card_register(cdev->chip.card); + if (ret < 0) { + dev_err(dev, "snd_card_register() returned %d\n", ret); + snd_card_free(cdev->chip.card); + } + + ret = snd_usb_caiaq_control_init(cdev); + if (ret < 0) + dev_err(dev, "Unable to set up control system (ret=%d)\n", ret); +} + +static int create_card(struct usb_device *usb_dev, + struct usb_interface *intf, + struct snd_card **cardp) +{ + int devnum; + int err; + struct snd_card *card; + struct snd_usb_caiaqdev *cdev; + + for (devnum = 0; devnum < SNDRV_CARDS; devnum++) + if (enable[devnum]) + break; + + if (devnum >= SNDRV_CARDS) + return -ENODEV; + + err = snd_card_new(&intf->dev, + index[devnum], id[devnum], THIS_MODULE, + sizeof(struct snd_usb_caiaqdev), &card); + if (err < 0) + return err; + + cdev = caiaqdev(card); + cdev->chip.dev = usb_dev; + cdev->chip.card = card; + cdev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor), + le16_to_cpu(usb_dev->descriptor.idProduct)); + spin_lock_init(&cdev->spinlock); + + *cardp = card; + return 0; +} + +static int init_card(struct snd_usb_caiaqdev *cdev) +{ + char *c, usbpath[32]; + struct usb_device *usb_dev = cdev->chip.dev; + struct snd_card *card = cdev->chip.card; + struct device *dev = caiaqdev_to_dev(cdev); + int err, len; + + if (usb_set_interface(usb_dev, 0, 1) != 0) { + dev_err(dev, "can't set alt interface.\n"); + return -EIO; + } + + usb_init_urb(&cdev->ep1_in_urb); + usb_init_urb(&cdev->midi_out_urb); + + usb_fill_bulk_urb(&cdev->ep1_in_urb, usb_dev, + usb_rcvbulkpipe(usb_dev, 0x1), + cdev->ep1_in_buf, EP1_BUFSIZE, + usb_ep1_command_reply_dispatch, cdev); + + usb_fill_bulk_urb(&cdev->midi_out_urb, usb_dev, + usb_sndbulkpipe(usb_dev, 0x1), + cdev->midi_out_buf, EP1_BUFSIZE, + snd_usb_caiaq_midi_output_done, cdev); + + /* sanity checks of EPs before actually submitting */ + if (usb_urb_ep_type_check(&cdev->ep1_in_urb) || + usb_urb_ep_type_check(&cdev->midi_out_urb)) { + dev_err(dev, "invalid EPs\n"); + return -EINVAL; + } + + init_waitqueue_head(&cdev->ep1_wait_queue); + init_waitqueue_head(&cdev->prepare_wait_queue); + + if (usb_submit_urb(&cdev->ep1_in_urb, GFP_KERNEL) != 0) + return -EIO; + + err = snd_usb_caiaq_send_command(cdev, EP1_CMD_GET_DEVICE_INFO, NULL, 0); + if (err) + goto err_kill_urb; + + if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ)) { + err = -ENODEV; + goto err_kill_urb; + } + + usb_string(usb_dev, usb_dev->descriptor.iManufacturer, + cdev->vendor_name, CAIAQ_USB_STR_LEN); + + usb_string(usb_dev, usb_dev->descriptor.iProduct, + cdev->product_name, CAIAQ_USB_STR_LEN); + + strscpy(card->driver, MODNAME, sizeof(card->driver)); + strscpy(card->shortname, cdev->product_name, sizeof(card->shortname)); + strscpy(card->mixername, cdev->product_name, sizeof(card->mixername)); + + /* if the id was not passed as module option, fill it with a shortened + * version of the product string which does not contain any + * whitespaces */ + + if (*card->id == '\0') { + char id[sizeof(card->id)]; + + memset(id, 0, sizeof(id)); + + for (c = card->shortname, len = 0; + *c && len < sizeof(card->id); c++) + if (*c != ' ') + id[len++] = *c; + + snd_card_set_id(card, id); + } + + usb_make_path(usb_dev, usbpath, sizeof(usbpath)); + snprintf(card->longname, sizeof(card->longname), "%s %s (%s)", + cdev->vendor_name, cdev->product_name, usbpath); + + setup_card(cdev); + return 0; + + err_kill_urb: + usb_kill_urb(&cdev->ep1_in_urb); + return err; +} + +static int snd_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret; + struct snd_card *card = NULL; + struct usb_device *usb_dev = interface_to_usbdev(intf); + + ret = create_card(usb_dev, intf, &card); + + if (ret < 0) + return ret; + + usb_set_intfdata(intf, card); + ret = init_card(caiaqdev(card)); + if (ret < 0) { + dev_err(&usb_dev->dev, "unable to init card! (ret=%d)\n", ret); + snd_card_free(card); + return ret; + } + + return 0; +} + +static void snd_disconnect(struct usb_interface *intf) +{ + struct snd_card *card = usb_get_intfdata(intf); + struct device *dev = intf->usb_dev; + struct snd_usb_caiaqdev *cdev; + + if (!card) + return; + + cdev = caiaqdev(card); + dev_dbg(dev, "%s(%p)\n", __func__, intf); + + snd_card_disconnect(card); + +#ifdef CONFIG_SND_USB_CAIAQ_INPUT + snd_usb_caiaq_input_free(cdev); +#endif + snd_usb_caiaq_audio_free(cdev); + + usb_kill_urb(&cdev->ep1_in_urb); + usb_kill_urb(&cdev->midi_out_urb); + + snd_card_free(card); + usb_reset_device(interface_to_usbdev(intf)); +} + + +MODULE_DEVICE_TABLE(usb, snd_usb_id_table); +static struct usb_driver snd_usb_driver = { + .name = MODNAME, + .probe = snd_probe, + .disconnect = snd_disconnect, + .id_table = snd_usb_id_table, +}; + +module_usb_driver(snd_usb_driver); diff --git a/sound/usb/caiaq/device.h b/sound/usb/caiaq/device.h new file mode 100644 index 000000000..50fea0857 --- /dev/null +++ b/sound/usb/caiaq/device.h @@ -0,0 +1,138 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef CAIAQ_DEVICE_H +#define CAIAQ_DEVICE_H + +#include "../usbaudio.h" + +#define USB_VID_NATIVEINSTRUMENTS 0x17cc + +#define USB_PID_RIGKONTROL2 0x1969 +#define USB_PID_RIGKONTROL3 0x1940 +#define USB_PID_KORECONTROLLER 0x4711 +#define USB_PID_KORECONTROLLER2 0x4712 +#define USB_PID_AK1 0x0815 +#define USB_PID_AUDIO2DJ 0x041c +#define USB_PID_AUDIO4DJ 0x0839 +#define USB_PID_AUDIO8DJ 0x1978 +#define USB_PID_SESSIONIO 0x1915 +#define USB_PID_GUITARRIGMOBILE 0x0d8d +#define USB_PID_TRAKTORKONTROLX1 0x2305 +#define USB_PID_TRAKTORKONTROLS4 0xbaff +#define USB_PID_TRAKTORAUDIO2 0x041d +#define USB_PID_MASCHINECONTROLLER 0x0808 + +#define EP1_BUFSIZE 64 +#define EP4_BUFSIZE 512 +#define CAIAQ_USB_STR_LEN 0xff +#define MAX_STREAMS 32 + +#define MODNAME "snd-usb-caiaq" + +#define EP1_CMD_GET_DEVICE_INFO 0x1 +#define EP1_CMD_READ_ERP 0x2 +#define EP1_CMD_READ_ANALOG 0x3 +#define EP1_CMD_READ_IO 0x4 +#define EP1_CMD_WRITE_IO 0x5 +#define EP1_CMD_MIDI_READ 0x6 +#define EP1_CMD_MIDI_WRITE 0x7 +#define EP1_CMD_AUDIO_PARAMS 0x9 +#define EP1_CMD_AUTO_MSG 0xb +#define EP1_CMD_DIMM_LEDS 0xc + +struct caiaq_device_spec { + unsigned short fw_version; + unsigned char hw_subtype; + unsigned char num_erp; + unsigned char num_analog_in; + unsigned char num_digital_in; + unsigned char num_digital_out; + unsigned char num_analog_audio_out; + unsigned char num_analog_audio_in; + unsigned char num_digital_audio_out; + unsigned char num_digital_audio_in; + unsigned char num_midi_out; + unsigned char num_midi_in; + unsigned char data_alignment; +} __attribute__ ((packed)); + +struct snd_usb_caiaq_cb_info; + +struct snd_usb_caiaqdev { + struct snd_usb_audio chip; + + struct urb ep1_in_urb; + struct urb midi_out_urb; + struct urb **data_urbs_in; + struct urb **data_urbs_out; + struct snd_usb_caiaq_cb_info *data_cb_info; + + unsigned char ep1_in_buf[EP1_BUFSIZE]; + unsigned char ep1_out_buf[EP1_BUFSIZE]; + unsigned char midi_out_buf[EP1_BUFSIZE]; + + struct caiaq_device_spec spec; + spinlock_t spinlock; + wait_queue_head_t ep1_wait_queue; + wait_queue_head_t prepare_wait_queue; + int spec_received, audio_parm_answer; + int midi_out_active; + + char vendor_name[CAIAQ_USB_STR_LEN]; + char product_name[CAIAQ_USB_STR_LEN]; + + int n_streams, n_audio_in, n_audio_out; + int streaming, first_packet, output_running; + int audio_in_buf_pos[MAX_STREAMS]; + int audio_out_buf_pos[MAX_STREAMS]; + int period_in_count[MAX_STREAMS]; + int period_out_count[MAX_STREAMS]; + int input_panic, output_panic, warned; + char *audio_in_buf, *audio_out_buf; + unsigned int samplerates, bpp; + unsigned long outurb_active_mask; + + struct snd_pcm_substream *sub_playback[MAX_STREAMS]; + struct snd_pcm_substream *sub_capture[MAX_STREAMS]; + + /* Controls */ + unsigned char control_state[256]; + unsigned char ep8_out_buf[2]; + + /* Linux input */ +#ifdef CONFIG_SND_USB_CAIAQ_INPUT + struct input_dev *input_dev; + char phys[64]; /* physical device path */ + unsigned short keycode[128]; + struct urb *ep4_in_urb; + unsigned char ep4_in_buf[EP4_BUFSIZE]; +#endif + + /* ALSA */ + struct snd_pcm *pcm; + struct snd_pcm_hardware pcm_info; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_substream *midi_receive_substream; + struct snd_rawmidi_substream *midi_out_substream; +}; + +struct snd_usb_caiaq_cb_info { + struct snd_usb_caiaqdev *cdev; + int index; +}; + +#define caiaqdev(c) ((struct snd_usb_caiaqdev*)(c)->private_data) +#define caiaqdev_to_dev(d) (d->chip.card->dev) + +int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *cdev, int rate, int depth, int bbp); +int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *cdev, int digital, int analog, int erp); +int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *cdev, + unsigned char command, + const unsigned char *buffer, + int len); +int snd_usb_caiaq_send_command_bank(struct snd_usb_caiaqdev *cdev, + unsigned char command, + unsigned char bank, + const unsigned char *buffer, + int len); + +#endif /* CAIAQ_DEVICE_H */ diff --git a/sound/usb/caiaq/input.c b/sound/usb/caiaq/input.c new file mode 100644 index 000000000..84f26dce7 --- /dev/null +++ b/sound/usb/caiaq/input.c @@ -0,0 +1,843 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz +*/ + +#include <linux/device.h> +#include <linux/gfp.h> +#include <linux/init.h> +#include <linux/usb.h> +#include <linux/usb/input.h> +#include <sound/core.h> +#include <sound/pcm.h> + +#include "device.h" +#include "input.h" + +static const unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A }; +static const unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4, + KEY_5, KEY_6, KEY_7 }; +static const unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4, + KEY_5, KEY_6, KEY_7, KEY_8, KEY_9 }; + +static const unsigned short keycode_kore[] = { + KEY_FN_F1, /* "menu" */ + KEY_FN_F7, /* "lcd backlight */ + KEY_FN_F2, /* "control" */ + KEY_FN_F3, /* "enter" */ + KEY_FN_F4, /* "view" */ + KEY_FN_F5, /* "esc" */ + KEY_FN_F6, /* "sound" */ + KEY_FN_F8, /* array spacer, never triggered. */ + KEY_RIGHT, + KEY_DOWN, + KEY_UP, + KEY_LEFT, + KEY_SOUND, /* "listen" */ + KEY_RECORD, + KEY_PLAYPAUSE, + KEY_STOP, + BTN_4, /* 8 softkeys */ + BTN_3, + BTN_2, + BTN_1, + BTN_8, + BTN_7, + BTN_6, + BTN_5, + KEY_BRL_DOT4, /* touch sensitive knobs */ + KEY_BRL_DOT3, + KEY_BRL_DOT2, + KEY_BRL_DOT1, + KEY_BRL_DOT8, + KEY_BRL_DOT7, + KEY_BRL_DOT6, + KEY_BRL_DOT5 +}; + +#define MASCHINE_BUTTONS (42) +#define MASCHINE_BUTTON(X) ((X) + BTN_MISC) +#define MASCHINE_PADS (16) +#define MASCHINE_PAD(X) ((X) + ABS_PRESSURE) + +static const unsigned short keycode_maschine[] = { + MASCHINE_BUTTON(40), /* mute */ + MASCHINE_BUTTON(39), /* solo */ + MASCHINE_BUTTON(38), /* select */ + MASCHINE_BUTTON(37), /* duplicate */ + MASCHINE_BUTTON(36), /* navigate */ + MASCHINE_BUTTON(35), /* pad mode */ + MASCHINE_BUTTON(34), /* pattern */ + MASCHINE_BUTTON(33), /* scene */ + KEY_RESERVED, /* spacer */ + + MASCHINE_BUTTON(30), /* rec */ + MASCHINE_BUTTON(31), /* erase */ + MASCHINE_BUTTON(32), /* shift */ + MASCHINE_BUTTON(28), /* grid */ + MASCHINE_BUTTON(27), /* > */ + MASCHINE_BUTTON(26), /* < */ + MASCHINE_BUTTON(25), /* restart */ + + MASCHINE_BUTTON(21), /* E */ + MASCHINE_BUTTON(22), /* F */ + MASCHINE_BUTTON(23), /* G */ + MASCHINE_BUTTON(24), /* H */ + MASCHINE_BUTTON(20), /* D */ + MASCHINE_BUTTON(19), /* C */ + MASCHINE_BUTTON(18), /* B */ + MASCHINE_BUTTON(17), /* A */ + + MASCHINE_BUTTON(0), /* control */ + MASCHINE_BUTTON(2), /* browse */ + MASCHINE_BUTTON(4), /* < */ + MASCHINE_BUTTON(6), /* snap */ + MASCHINE_BUTTON(7), /* autowrite */ + MASCHINE_BUTTON(5), /* > */ + MASCHINE_BUTTON(3), /* sampling */ + MASCHINE_BUTTON(1), /* step */ + + MASCHINE_BUTTON(15), /* 8 softkeys */ + MASCHINE_BUTTON(14), + MASCHINE_BUTTON(13), + MASCHINE_BUTTON(12), + MASCHINE_BUTTON(11), + MASCHINE_BUTTON(10), + MASCHINE_BUTTON(9), + MASCHINE_BUTTON(8), + + MASCHINE_BUTTON(16), /* note repeat */ + MASCHINE_BUTTON(29) /* play */ +}; + +#define KONTROLX1_INPUTS (40) +#define KONTROLS4_BUTTONS (12 * 8) +#define KONTROLS4_AXIS (46) + +#define KONTROLS4_BUTTON(X) ((X) + BTN_MISC) +#define KONTROLS4_ABS(X) ((X) + ABS_HAT0X) + +#define DEG90 (range / 2) +#define DEG180 (range) +#define DEG270 (DEG90 + DEG180) +#define DEG360 (DEG180 * 2) +#define HIGH_PEAK (268) +#define LOW_PEAK (-7) + +/* some of these devices have endless rotation potentiometers + * built in which use two tapers, 90 degrees phase shifted. + * this algorithm decodes them to one single value, ranging + * from 0 to 999 */ +static unsigned int decode_erp(unsigned char a, unsigned char b) +{ + int weight_a, weight_b; + int pos_a, pos_b; + int ret; + int range = HIGH_PEAK - LOW_PEAK; + int mid_value = (HIGH_PEAK + LOW_PEAK) / 2; + + weight_b = abs(mid_value - a) - (range / 2 - 100) / 2; + + if (weight_b < 0) + weight_b = 0; + + if (weight_b > 100) + weight_b = 100; + + weight_a = 100 - weight_b; + + if (a < mid_value) { + /* 0..90 and 270..360 degrees */ + pos_b = b - LOW_PEAK + DEG270; + if (pos_b >= DEG360) + pos_b -= DEG360; + } else + /* 90..270 degrees */ + pos_b = HIGH_PEAK - b + DEG90; + + + if (b > mid_value) + /* 0..180 degrees */ + pos_a = a - LOW_PEAK; + else + /* 180..360 degrees */ + pos_a = HIGH_PEAK - a + DEG180; + + /* interpolate both slider values, depending on weight factors */ + /* 0..99 x DEG360 */ + ret = pos_a * weight_a + pos_b * weight_b; + + /* normalize to 0..999 */ + ret *= 10; + ret /= DEG360; + + if (ret < 0) + ret += 1000; + + if (ret >= 1000) + ret -= 1000; + + return ret; +} + +#undef DEG90 +#undef DEG180 +#undef DEG270 +#undef DEG360 +#undef HIGH_PEAK +#undef LOW_PEAK + +static inline void snd_caiaq_input_report_abs(struct snd_usb_caiaqdev *cdev, + int axis, const unsigned char *buf, + int offset) +{ + input_report_abs(cdev->input_dev, axis, + (buf[offset * 2] << 8) | buf[offset * 2 + 1]); +} + +static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *cdev, + const unsigned char *buf, + unsigned int len) +{ + struct input_dev *input_dev = cdev->input_dev; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): + snd_caiaq_input_report_abs(cdev, ABS_X, buf, 2); + snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 0); + snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 1); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + snd_caiaq_input_report_abs(cdev, ABS_X, buf, 0); + snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 1); + snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 2); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + snd_caiaq_input_report_abs(cdev, ABS_HAT0X, buf, 4); + snd_caiaq_input_report_abs(cdev, ABS_HAT0Y, buf, 2); + snd_caiaq_input_report_abs(cdev, ABS_HAT1X, buf, 6); + snd_caiaq_input_report_abs(cdev, ABS_HAT1Y, buf, 1); + snd_caiaq_input_report_abs(cdev, ABS_HAT2X, buf, 7); + snd_caiaq_input_report_abs(cdev, ABS_HAT2Y, buf, 0); + snd_caiaq_input_report_abs(cdev, ABS_HAT3X, buf, 5); + snd_caiaq_input_report_abs(cdev, ABS_HAT3Y, buf, 3); + break; + } + + input_sync(input_dev); +} + +static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *cdev, + const char *buf, unsigned int len) +{ + struct input_dev *input_dev = cdev->input_dev; + int i; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): + i = decode_erp(buf[0], buf[1]); + input_report_abs(input_dev, ABS_X, i); + input_sync(input_dev); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + i = decode_erp(buf[7], buf[5]); + input_report_abs(input_dev, ABS_HAT0X, i); + i = decode_erp(buf[12], buf[14]); + input_report_abs(input_dev, ABS_HAT0Y, i); + i = decode_erp(buf[15], buf[13]); + input_report_abs(input_dev, ABS_HAT1X, i); + i = decode_erp(buf[0], buf[2]); + input_report_abs(input_dev, ABS_HAT1Y, i); + i = decode_erp(buf[3], buf[1]); + input_report_abs(input_dev, ABS_HAT2X, i); + i = decode_erp(buf[8], buf[10]); + input_report_abs(input_dev, ABS_HAT2Y, i); + i = decode_erp(buf[11], buf[9]); + input_report_abs(input_dev, ABS_HAT3X, i); + i = decode_erp(buf[4], buf[6]); + input_report_abs(input_dev, ABS_HAT3Y, i); + input_sync(input_dev); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + /* 4 under the left screen */ + input_report_abs(input_dev, ABS_HAT0X, decode_erp(buf[21], buf[20])); + input_report_abs(input_dev, ABS_HAT0Y, decode_erp(buf[15], buf[14])); + input_report_abs(input_dev, ABS_HAT1X, decode_erp(buf[9], buf[8])); + input_report_abs(input_dev, ABS_HAT1Y, decode_erp(buf[3], buf[2])); + + /* 4 under the right screen */ + input_report_abs(input_dev, ABS_HAT2X, decode_erp(buf[19], buf[18])); + input_report_abs(input_dev, ABS_HAT2Y, decode_erp(buf[13], buf[12])); + input_report_abs(input_dev, ABS_HAT3X, decode_erp(buf[7], buf[6])); + input_report_abs(input_dev, ABS_HAT3Y, decode_erp(buf[1], buf[0])); + + /* volume */ + input_report_abs(input_dev, ABS_RX, decode_erp(buf[17], buf[16])); + /* tempo */ + input_report_abs(input_dev, ABS_RY, decode_erp(buf[11], buf[10])); + /* swing */ + input_report_abs(input_dev, ABS_RZ, decode_erp(buf[5], buf[4])); + + input_sync(input_dev); + break; + } +} + +static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *cdev, + unsigned char *buf, unsigned int len) +{ + struct input_dev *input_dev = cdev->input_dev; + unsigned short *keycode = input_dev->keycode; + int i; + + if (!keycode) + return; + + if (input_dev->id.product == USB_PID_RIGKONTROL2) + for (i = 0; i < len; i++) + buf[i] = ~buf[i]; + + for (i = 0; i < input_dev->keycodemax && i < len * 8; i++) + input_report_key(input_dev, keycode[i], + buf[i / 8] & (1 << (i % 8))); + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + input_report_abs(cdev->input_dev, ABS_MISC, 255 - buf[4]); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + /* rotary encoders */ + input_report_abs(cdev->input_dev, ABS_X, buf[5] & 0xf); + input_report_abs(cdev->input_dev, ABS_Y, buf[5] >> 4); + input_report_abs(cdev->input_dev, ABS_Z, buf[6] & 0xf); + input_report_abs(cdev->input_dev, ABS_MISC, buf[6] >> 4); + break; + } + + input_sync(input_dev); +} + +#define TKS4_MSGBLOCK_SIZE 16 + +static void snd_usb_caiaq_tks4_dispatch(struct snd_usb_caiaqdev *cdev, + const unsigned char *buf, + unsigned int len) +{ + struct device *dev = caiaqdev_to_dev(cdev); + + while (len) { + unsigned int i, block_id = (buf[0] << 8) | buf[1]; + + switch (block_id) { + case 0: + /* buttons */ + for (i = 0; i < KONTROLS4_BUTTONS; i++) + input_report_key(cdev->input_dev, KONTROLS4_BUTTON(i), + (buf[4 + (i / 8)] >> (i % 8)) & 1); + break; + + case 1: + /* left wheel */ + input_report_abs(cdev->input_dev, KONTROLS4_ABS(36), buf[9] | ((buf[8] & 0x3) << 8)); + /* right wheel */ + input_report_abs(cdev->input_dev, KONTROLS4_ABS(37), buf[13] | ((buf[12] & 0x3) << 8)); + + /* rotary encoders */ + input_report_abs(cdev->input_dev, KONTROLS4_ABS(38), buf[3] & 0xf); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(39), buf[4] >> 4); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(40), buf[4] & 0xf); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(41), buf[5] >> 4); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(42), buf[5] & 0xf); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(43), buf[6] >> 4); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(44), buf[6] & 0xf); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(45), buf[7] >> 4); + input_report_abs(cdev->input_dev, KONTROLS4_ABS(46), buf[7] & 0xf); + + break; + case 2: + /* Volume Fader Channel D */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(0), buf, 1); + /* Volume Fader Channel B */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(1), buf, 2); + /* Volume Fader Channel A */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(2), buf, 3); + /* Volume Fader Channel C */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(3), buf, 4); + /* Loop Volume */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(4), buf, 6); + /* Crossfader */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(7), buf, 7); + + break; + + case 3: + /* Tempo Fader R */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(6), buf, 3); + /* Tempo Fader L */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(5), buf, 4); + /* Mic Volume */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(8), buf, 6); + /* Cue Mix */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(9), buf, 7); + + break; + + case 4: + /* Wheel distance sensor L */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(10), buf, 1); + /* Wheel distance sensor R */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(11), buf, 2); + /* Channel D EQ - Filter */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(12), buf, 3); + /* Channel D EQ - Low */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(13), buf, 4); + /* Channel D EQ - Mid */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(14), buf, 5); + /* Channel D EQ - Hi */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(15), buf, 6); + /* FX2 - dry/wet */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(16), buf, 7); + + break; + + case 5: + /* FX2 - 1 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(17), buf, 1); + /* FX2 - 2 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(18), buf, 2); + /* FX2 - 3 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(19), buf, 3); + /* Channel B EQ - Filter */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(20), buf, 4); + /* Channel B EQ - Low */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(21), buf, 5); + /* Channel B EQ - Mid */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(22), buf, 6); + /* Channel B EQ - Hi */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(23), buf, 7); + + break; + + case 6: + /* Channel A EQ - Filter */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(24), buf, 1); + /* Channel A EQ - Low */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(25), buf, 2); + /* Channel A EQ - Mid */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(26), buf, 3); + /* Channel A EQ - Hi */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(27), buf, 4); + /* Channel C EQ - Filter */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(28), buf, 5); + /* Channel C EQ - Low */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(29), buf, 6); + /* Channel C EQ - Mid */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(30), buf, 7); + + break; + + case 7: + /* Channel C EQ - Hi */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(31), buf, 1); + /* FX1 - wet/dry */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(32), buf, 2); + /* FX1 - 1 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(33), buf, 3); + /* FX1 - 2 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(34), buf, 4); + /* FX1 - 3 */ + snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(35), buf, 5); + + break; + + default: + dev_dbg(dev, "%s(): bogus block (id %d)\n", + __func__, block_id); + return; + } + + len -= TKS4_MSGBLOCK_SIZE; + buf += TKS4_MSGBLOCK_SIZE; + } + + input_sync(cdev->input_dev); +} + +#define MASCHINE_MSGBLOCK_SIZE 2 + +static void snd_usb_caiaq_maschine_dispatch(struct snd_usb_caiaqdev *cdev, + const unsigned char *buf, + unsigned int len) +{ + unsigned int i, pad_id; + __le16 *pressure = (__le16 *) buf; + + for (i = 0; i < MASCHINE_PADS; i++) { + pad_id = le16_to_cpu(*pressure) >> 12; + input_report_abs(cdev->input_dev, MASCHINE_PAD(pad_id), + le16_to_cpu(*pressure) & 0xfff); + pressure++; + } + + input_sync(cdev->input_dev); +} + +static void snd_usb_caiaq_ep4_reply_dispatch(struct urb *urb) +{ + struct snd_usb_caiaqdev *cdev = urb->context; + unsigned char *buf = urb->transfer_buffer; + struct device *dev = &urb->dev->dev; + int ret; + + if (urb->status || !cdev || urb != cdev->ep4_in_urb) + return; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + if (urb->actual_length < 24) + goto requeue; + + if (buf[0] & 0x3) + snd_caiaq_input_read_io(cdev, buf + 1, 7); + + if (buf[0] & 0x4) + snd_caiaq_input_read_analog(cdev, buf + 8, 16); + + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + snd_usb_caiaq_tks4_dispatch(cdev, buf, urb->actual_length); + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + if (urb->actual_length < (MASCHINE_PADS * MASCHINE_MSGBLOCK_SIZE)) + goto requeue; + + snd_usb_caiaq_maschine_dispatch(cdev, buf, urb->actual_length); + break; + } + +requeue: + cdev->ep4_in_urb->actual_length = 0; + ret = usb_submit_urb(cdev->ep4_in_urb, GFP_ATOMIC); + if (ret < 0) + dev_err(dev, "unable to submit urb. OOM!?\n"); +} + +static int snd_usb_caiaq_input_open(struct input_dev *idev) +{ + struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev); + + if (!cdev) + return -EINVAL; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + if (usb_submit_urb(cdev->ep4_in_urb, GFP_KERNEL) != 0) + return -EIO; + break; + } + + return 0; +} + +static void snd_usb_caiaq_input_close(struct input_dev *idev) +{ + struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev); + + if (!cdev) + return; + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + usb_kill_urb(cdev->ep4_in_urb); + break; + } +} + +void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev, + char *buf, + unsigned int len) +{ + if (!cdev->input_dev || len < 1) + return; + + switch (buf[0]) { + case EP1_CMD_READ_ANALOG: + snd_caiaq_input_read_analog(cdev, buf + 1, len - 1); + break; + case EP1_CMD_READ_ERP: + snd_caiaq_input_read_erp(cdev, buf + 1, len - 1); + break; + case EP1_CMD_READ_IO: + snd_caiaq_input_read_io(cdev, buf + 1, len - 1); + break; + } +} + +int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev) +{ + struct usb_device *usb_dev = cdev->chip.dev; + struct input_dev *input; + int i, ret = 0; + + input = input_allocate_device(); + if (!input) + return -ENOMEM; + + usb_make_path(usb_dev, cdev->phys, sizeof(cdev->phys)); + strlcat(cdev->phys, "/input0", sizeof(cdev->phys)); + + input->name = cdev->product_name; + input->phys = cdev->phys; + usb_to_input_id(usb_dev, &input->id); + input->dev.parent = &usb_dev->dev; + + input_set_drvdata(input, cdev); + + switch (cdev->chip.usb_id) { + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | + BIT_MASK(ABS_Z); + BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk2)); + memcpy(cdev->keycode, keycode_rk2, sizeof(keycode_rk2)); + input->keycodemax = ARRAY_SIZE(keycode_rk2); + input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | + BIT_MASK(ABS_Z); + BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk3)); + memcpy(cdev->keycode, keycode_rk3, sizeof(keycode_rk3)); + input->keycodemax = ARRAY_SIZE(keycode_rk3); + input_set_abs_params(input, ABS_X, 0, 1024, 0, 10); + input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10); + input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10); + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_X); + BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_ak1)); + memcpy(cdev->keycode, keycode_ak1, sizeof(keycode_ak1)); + input->keycodemax = ARRAY_SIZE(keycode_ak1); + input_set_abs_params(input, ABS_X, 0, 999, 0, 10); + snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 5); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | + BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | + BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | + BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | + BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | + BIT_MASK(ABS_Z); + input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); + BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_kore)); + memcpy(cdev->keycode, keycode_kore, sizeof(keycode_kore)); + input->keycodemax = ARRAY_SIZE(keycode_kore); + input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1); + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); + break; + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | + BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | + BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | + BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | + BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | + BIT_MASK(ABS_Z); + input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); + BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLX1_INPUTS); + for (i = 0; i < KONTROLX1_INPUTS; i++) + cdev->keycode[i] = BTN_MISC + i; + input->keycodemax = KONTROLX1_INPUTS; + + /* analog potentiometers */ + input_set_abs_params(input, ABS_HAT0X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT0Y, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT1X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT1Y, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT2X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT2Y, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT3X, 0, 4096, 0, 10); + input_set_abs_params(input, ABS_HAT3Y, 0, 4096, 0, 10); + + /* rotary encoders */ + input_set_abs_params(input, ABS_X, 0, 0xf, 0, 1); + input_set_abs_params(input, ABS_Y, 0, 0xf, 0, 1); + input_set_abs_params(input, ABS_Z, 0, 0xf, 0, 1); + input_set_abs_params(input, ABS_MISC, 0, 0xf, 0, 1); + + cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!cdev->ep4_in_urb) { + ret = -ENOMEM; + goto exit_free_idev; + } + + usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev, + usb_rcvbulkpipe(usb_dev, 0x4), + cdev->ep4_in_buf, EP4_BUFSIZE, + snd_usb_caiaq_ep4_reply_dispatch, cdev); + ret = usb_urb_ep_type_check(cdev->ep4_in_urb); + if (ret < 0) + goto exit_free_idev; + + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); + + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLS4_BUTTONS); + for (i = 0; i < KONTROLS4_BUTTONS; i++) + cdev->keycode[i] = KONTROLS4_BUTTON(i); + input->keycodemax = KONTROLS4_BUTTONS; + + for (i = 0; i < KONTROLS4_AXIS; i++) { + int axis = KONTROLS4_ABS(i); + input->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); + } + + /* 36 analog potentiometers and faders */ + for (i = 0; i < 36; i++) + input_set_abs_params(input, KONTROLS4_ABS(i), 0, 0xfff, 0, 10); + + /* 2 encoder wheels */ + input_set_abs_params(input, KONTROLS4_ABS(36), 0, 0x3ff, 0, 1); + input_set_abs_params(input, KONTROLS4_ABS(37), 0, 0x3ff, 0, 1); + + /* 9 rotary encoders */ + for (i = 0; i < 9; i++) + input_set_abs_params(input, KONTROLS4_ABS(38+i), 0, 0xf, 0, 1); + + cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!cdev->ep4_in_urb) { + ret = -ENOMEM; + goto exit_free_idev; + } + + usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev, + usb_rcvbulkpipe(usb_dev, 0x4), + cdev->ep4_in_buf, EP4_BUFSIZE, + snd_usb_caiaq_ep4_reply_dispatch, cdev); + ret = usb_urb_ep_type_check(cdev->ep4_in_urb); + if (ret < 0) + goto exit_free_idev; + + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); + + break; + + case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): + input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | + BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | + BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | + BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | + BIT_MASK(ABS_RX) | BIT_MASK(ABS_RY) | + BIT_MASK(ABS_RZ); + + BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_maschine)); + memcpy(cdev->keycode, keycode_maschine, sizeof(keycode_maschine)); + input->keycodemax = ARRAY_SIZE(keycode_maschine); + + for (i = 0; i < MASCHINE_PADS; i++) { + input->absbit[0] |= MASCHINE_PAD(i); + input_set_abs_params(input, MASCHINE_PAD(i), 0, 0xfff, 5, 10); + } + + input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); + input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); + input_set_abs_params(input, ABS_RX, 0, 999, 0, 10); + input_set_abs_params(input, ABS_RY, 0, 999, 0, 10); + input_set_abs_params(input, ABS_RZ, 0, 999, 0, 10); + + cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!cdev->ep4_in_urb) { + ret = -ENOMEM; + goto exit_free_idev; + } + + usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev, + usb_rcvbulkpipe(usb_dev, 0x4), + cdev->ep4_in_buf, EP4_BUFSIZE, + snd_usb_caiaq_ep4_reply_dispatch, cdev); + ret = usb_urb_ep_type_check(cdev->ep4_in_urb); + if (ret < 0) + goto exit_free_idev; + + snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); + break; + + default: + /* no input methods supported on this device */ + ret = -EINVAL; + goto exit_free_idev; + } + + input->open = snd_usb_caiaq_input_open; + input->close = snd_usb_caiaq_input_close; + input->keycode = cdev->keycode; + input->keycodesize = sizeof(unsigned short); + for (i = 0; i < input->keycodemax; i++) + __set_bit(cdev->keycode[i], input->keybit); + + cdev->input_dev = input; + + ret = input_register_device(input); + if (ret < 0) + goto exit_free_idev; + + return 0; + +exit_free_idev: + input_free_device(input); + cdev->input_dev = NULL; + return ret; +} + +void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev) +{ + if (!cdev || !cdev->input_dev) + return; + + usb_kill_urb(cdev->ep4_in_urb); + usb_free_urb(cdev->ep4_in_urb); + cdev->ep4_in_urb = NULL; + + input_unregister_device(cdev->input_dev); + cdev->input_dev = NULL; +} diff --git a/sound/usb/caiaq/input.h b/sound/usb/caiaq/input.h new file mode 100644 index 000000000..c42891e7b --- /dev/null +++ b/sound/usb/caiaq/input.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef CAIAQ_INPUT_H +#define CAIAQ_INPUT_H + +void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev, char *buf, unsigned int len); +int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev); +void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev); + +#endif diff --git a/sound/usb/caiaq/midi.c b/sound/usb/caiaq/midi.c new file mode 100644 index 000000000..c656d0162 --- /dev/null +++ b/sound/usb/caiaq/midi.c @@ -0,0 +1,162 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2006,2007 Daniel Mack +*/ + +#include <linux/device.h> +#include <linux/usb.h> +#include <linux/gfp.h> +#include <sound/rawmidi.h> +#include <sound/core.h> +#include <sound/pcm.h> + +#include "device.h" +#include "midi.h" + +static int snd_usb_caiaq_midi_input_open(struct snd_rawmidi_substream *substream) +{ + return 0; +} + +static int snd_usb_caiaq_midi_input_close(struct snd_rawmidi_substream *substream) +{ + return 0; +} + +static void snd_usb_caiaq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct snd_usb_caiaqdev *cdev = substream->rmidi->private_data; + + if (!cdev) + return; + + cdev->midi_receive_substream = up ? substream : NULL; +} + + +static int snd_usb_caiaq_midi_output_open(struct snd_rawmidi_substream *substream) +{ + return 0; +} + +static int snd_usb_caiaq_midi_output_close(struct snd_rawmidi_substream *substream) +{ + struct snd_usb_caiaqdev *cdev = substream->rmidi->private_data; + if (cdev->midi_out_active) { + usb_kill_urb(&cdev->midi_out_urb); + cdev->midi_out_active = 0; + } + return 0; +} + +static void snd_usb_caiaq_midi_send(struct snd_usb_caiaqdev *cdev, + struct snd_rawmidi_substream *substream) +{ + int len, ret; + struct device *dev = caiaqdev_to_dev(cdev); + + cdev->midi_out_buf[0] = EP1_CMD_MIDI_WRITE; + cdev->midi_out_buf[1] = 0; /* port */ + len = snd_rawmidi_transmit(substream, cdev->midi_out_buf + 3, + EP1_BUFSIZE - 3); + + if (len <= 0) + return; + + cdev->midi_out_buf[2] = len; + cdev->midi_out_urb.transfer_buffer_length = len+3; + + ret = usb_submit_urb(&cdev->midi_out_urb, GFP_ATOMIC); + if (ret < 0) + dev_err(dev, + "snd_usb_caiaq_midi_send(%p): usb_submit_urb() failed," + "ret=%d, len=%d\n", substream, ret, len); + else + cdev->midi_out_active = 1; +} + +static void snd_usb_caiaq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct snd_usb_caiaqdev *cdev = substream->rmidi->private_data; + + if (up) { + cdev->midi_out_substream = substream; + if (!cdev->midi_out_active) + snd_usb_caiaq_midi_send(cdev, substream); + } else { + cdev->midi_out_substream = NULL; + } +} + + +static const struct snd_rawmidi_ops snd_usb_caiaq_midi_output = +{ + .open = snd_usb_caiaq_midi_output_open, + .close = snd_usb_caiaq_midi_output_close, + .trigger = snd_usb_caiaq_midi_output_trigger, +}; + +static const struct snd_rawmidi_ops snd_usb_caiaq_midi_input = +{ + .open = snd_usb_caiaq_midi_input_open, + .close = snd_usb_caiaq_midi_input_close, + .trigger = snd_usb_caiaq_midi_input_trigger, +}; + +void snd_usb_caiaq_midi_handle_input(struct snd_usb_caiaqdev *cdev, + int port, const char *buf, int len) +{ + if (!cdev->midi_receive_substream) + return; + + snd_rawmidi_receive(cdev->midi_receive_substream, buf, len); +} + +int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *device) +{ + int ret; + struct snd_rawmidi *rmidi; + + ret = snd_rawmidi_new(device->chip.card, device->product_name, 0, + device->spec.num_midi_out, + device->spec.num_midi_in, + &rmidi); + + if (ret < 0) + return ret; + + strscpy(rmidi->name, device->product_name, sizeof(rmidi->name)); + + rmidi->info_flags = SNDRV_RAWMIDI_INFO_DUPLEX; + rmidi->private_data = device; + + if (device->spec.num_midi_out > 0) { + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT; + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, + &snd_usb_caiaq_midi_output); + } + + if (device->spec.num_midi_in > 0) { + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_INPUT; + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, + &snd_usb_caiaq_midi_input); + } + + device->rmidi = rmidi; + + return 0; +} + +void snd_usb_caiaq_midi_output_done(struct urb* urb) +{ + struct snd_usb_caiaqdev *cdev = urb->context; + + cdev->midi_out_active = 0; + if (urb->status != 0) + return; + + if (!cdev->midi_out_substream) + return; + + snd_usb_caiaq_midi_send(cdev, cdev->midi_out_substream); +} diff --git a/sound/usb/caiaq/midi.h b/sound/usb/caiaq/midi.h new file mode 100644 index 000000000..a6ae0c224 --- /dev/null +++ b/sound/usb/caiaq/midi.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef CAIAQ_MIDI_H +#define CAIAQ_MIDI_H + +int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *cdev); +void snd_usb_caiaq_midi_handle_input(struct snd_usb_caiaqdev *cdev, + int port, const char *buf, int len); +void snd_usb_caiaq_midi_output_done(struct urb *urb); + +#endif /* CAIAQ_MIDI_H */ |