Cleanup only, no functional change.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
-snd-usb-caiaq-y := caiaq-device.o caiaq-audio.o caiaq-midi.o caiaq-control.o
-snd-usb-caiaq-$(CONFIG_SND_USB_CAIAQ_INPUT) += caiaq-input.o
+snd-usb-caiaq-y := device.o audio.o midi.o control.o
+snd-usb-caiaq-$(CONFIG_SND_USB_CAIAQ_INPUT) += input.o
obj-$(CONFIG_SND_USB_CAIAQ) += snd-usb-caiaq.o
--- /dev/null
+/*
+ * Copyright (c) 2006-2008 Daniel Mack, Karsten Wiese
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include <linux/spinlock.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(dev,stream,i) \
+ (stream << 1) | (~(i / (dev->n_streams * BYTES_PER_SAMPLE_USB)) & 1)
+
+static 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 *dev,
+ struct snd_pcm_substream *sub)
+{
+ if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ dev->sub_playback[sub->number] = sub;
+ else
+ dev->sub_capture[sub->number] = sub;
+}
+
+static void
+deactivate_substream(struct snd_usb_caiaqdev *dev,
+ struct snd_pcm_substream *sub)
+{
+ unsigned long flags;
+ spin_lock_irqsave(&dev->spinlock, flags);
+
+ if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ dev->sub_playback[sub->number] = NULL;
+ else
+ dev->sub_capture[sub->number] = NULL;
+
+ spin_unlock_irqrestore(&dev->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 *dev)
+{
+ int i, ret;
+
+ debug("%s(%p)\n", __func__, dev);
+
+ if (dev->streaming)
+ return -EINVAL;
+
+ memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
+ memset(dev->sub_capture, 0, sizeof(dev->sub_capture));
+ dev->input_panic = 0;
+ dev->output_panic = 0;
+ dev->first_packet = 1;
+ dev->streaming = 1;
+ dev->warned = 0;
+
+ for (i = 0; i < N_URBS; i++) {
+ ret = usb_submit_urb(dev->data_urbs_in[i], GFP_ATOMIC);
+ if (ret) {
+ log("unable to trigger read #%d! (ret %d)\n", i, ret);
+ dev->streaming = 0;
+ return -EPIPE;
+ }
+ }
+
+ return 0;
+}
+
+static void stream_stop(struct snd_usb_caiaqdev *dev)
+{
+ int i;
+
+ debug("%s(%p)\n", __func__, dev);
+ if (!dev->streaming)
+ return;
+
+ dev->streaming = 0;
+
+ for (i = 0; i < N_URBS; i++) {
+ usb_kill_urb(dev->data_urbs_in[i]);
+ usb_kill_urb(dev->data_urbs_out[i]);
+ }
+}
+
+static int snd_usb_caiaq_substream_open(struct snd_pcm_substream *substream)
+{
+ struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(substream);
+ debug("%s(%p)\n", __func__, substream);
+ substream->runtime->hw = dev->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 *dev = snd_pcm_substream_chip(substream);
+
+ debug("%s(%p)\n", __func__, substream);
+ if (all_substreams_zero(dev->sub_playback) &&
+ all_substreams_zero(dev->sub_capture)) {
+ /* when the last client has stopped streaming,
+ * all sample rates are allowed again */
+ stream_stop(dev);
+ dev->pcm_info.rates = dev->samplerates;
+ }
+
+ return 0;
+}
+
+static int snd_usb_caiaq_pcm_hw_params(struct snd_pcm_substream *sub,
+ struct snd_pcm_hw_params *hw_params)
+{
+ debug("%s(%p)\n", __func__, sub);
+ return snd_pcm_lib_malloc_pages(sub, params_buffer_bytes(hw_params));
+}
+
+static int snd_usb_caiaq_pcm_hw_free(struct snd_pcm_substream *sub)
+{
+ struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub);
+ debug("%s(%p)\n", __func__, sub);
+ deactivate_substream(dev, sub);
+ return snd_pcm_lib_free_pages(sub);
+}
+
+/* this should probably go upstream */
+#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12
+#error "Change this table"
+#endif
+
+static 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 *dev = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+
+ debug("%s(%p)\n", __func__, substream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ dev->audio_out_buf_pos[index] = BYTES_PER_SAMPLE + 1;
+ else
+ dev->audio_in_buf_pos[index] = BYTES_PER_SAMPLE;
+
+ if (dev->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])
+ dev->pcm_info.rates = 1 << i;
+
+ snd_pcm_limit_hw_rates(runtime);
+
+ bytes_per_sample = BYTES_PER_SAMPLE;
+ if (dev->spec.data_alignment == 2)
+ bytes_per_sample++;
+
+ bpp = ((runtime->rate / 8000) + CLOCK_DRIFT_TOLERANCE)
+ * bytes_per_sample * CHANNELS_PER_STREAM * dev->n_streams;
+
+ if (bpp > MAX_ENDPOINT_SIZE)
+ bpp = MAX_ENDPOINT_SIZE;
+
+ ret = snd_usb_caiaq_set_audio_params(dev, runtime->rate,
+ runtime->sample_bits, bpp);
+ if (ret)
+ return ret;
+
+ ret = stream_start(dev);
+ if (ret)
+ return ret;
+
+ dev->output_running = 0;
+ wait_event_timeout(dev->prepare_wait_queue, dev->output_running, HZ);
+ if (!dev->output_running) {
+ stream_stop(dev);
+ return -EPIPE;
+ }
+
+ return 0;
+}
+
+static int snd_usb_caiaq_pcm_trigger(struct snd_pcm_substream *sub, int cmd)
+{
+ struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ activate_substream(dev, sub);
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ deactivate_substream(dev, 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 *dev = snd_pcm_substream_chip(sub);
+
+ if (dev->input_panic || dev->output_panic)
+ return SNDRV_PCM_POS_XRUN;
+
+ if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ return bytes_to_frames(sub->runtime,
+ dev->audio_out_buf_pos[index]);
+ else
+ return bytes_to_frames(sub->runtime,
+ dev->audio_in_buf_pos[index]);
+}
+
+/* operators for both playback and capture */
+static struct snd_pcm_ops snd_usb_caiaq_ops = {
+ .open = snd_usb_caiaq_substream_open,
+ .close = snd_usb_caiaq_substream_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = snd_usb_caiaq_pcm_hw_params,
+ .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 *dev,
+ struct snd_pcm_substream **subs)
+{
+ int stream, pb, *cnt;
+ struct snd_pcm_substream *sub;
+
+ for (stream = 0; stream < dev->n_streams; stream++) {
+ sub = subs[stream];
+ if (!sub)
+ continue;
+
+ pb = frames_to_bytes(sub->runtime,
+ sub->runtime->period_size);
+ cnt = (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
+ &dev->period_out_count[stream] :
+ &dev->period_in_count[stream];
+
+ if (*cnt >= pb) {
+ snd_pcm_period_elapsed(sub);
+ *cnt %= pb;
+ }
+ }
+}
+
+static void read_in_urb_mode0(struct snd_usb_caiaqdev *dev,
+ 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(dev->sub_capture))
+ return;
+
+ for (i = 0; i < iso->actual_length;) {
+ for (stream = 0; stream < dev->n_streams; stream++, i++) {
+ sub = dev->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[dev->audio_in_buf_pos[stream]++]
+ = usb_buf[i];
+ dev->period_in_count[stream]++;
+ if (dev->audio_in_buf_pos[stream] == sz)
+ dev->audio_in_buf_pos[stream] = 0;
+ }
+ }
+ }
+}
+
+static void read_in_urb_mode2(struct snd_usb_caiaqdev *dev,
+ 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 % (dev->n_streams * BYTES_PER_SAMPLE_USB) == 0) {
+ for (stream = 0;
+ stream < dev->n_streams;
+ stream++, i++) {
+ if (dev->first_packet)
+ continue;
+
+ check_byte = MAKE_CHECKBYTE(dev, stream, i);
+
+ if ((usb_buf[i] & 0x3f) != check_byte)
+ dev->input_panic = 1;
+
+ if (usb_buf[i] & 0x80)
+ dev->output_panic = 1;
+ }
+ }
+ dev->first_packet = 0;
+
+ for (stream = 0; stream < dev->n_streams; stream++, i++) {
+ sub = dev->sub_capture[stream];
+ if (dev->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[dev->audio_in_buf_pos[stream]++] =
+ usb_buf[i];
+ dev->period_in_count[stream]++;
+ if (dev->audio_in_buf_pos[stream] == sz)
+ dev->audio_in_buf_pos[stream] = 0;
+ }
+ }
+ }
+}
+
+static void read_in_urb(struct snd_usb_caiaqdev *dev,
+ const struct urb *urb,
+ const struct usb_iso_packet_descriptor *iso)
+{
+ if (!dev->streaming)
+ return;
+
+ if (iso->actual_length < dev->bpp)
+ return;
+
+ switch (dev->spec.data_alignment) {
+ case 0:
+ read_in_urb_mode0(dev, urb, iso);
+ break;
+ case 2:
+ read_in_urb_mode2(dev, urb, iso);
+ break;
+ }
+
+ if ((dev->input_panic || dev->output_panic) && !dev->warned) {
+ debug("streaming error detected %s %s\n",
+ dev->input_panic ? "(input)" : "",
+ dev->output_panic ? "(output)" : "");
+ dev->warned = 1;
+ }
+}
+
+static void fill_out_urb(struct snd_usb_caiaqdev *dev,
+ 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 < dev->n_streams; stream++, i++) {
+ sub = dev->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[dev->audio_out_buf_pos[stream]];
+ dev->period_out_count[stream]++;
+ dev->audio_out_buf_pos[stream]++;
+ if (dev->audio_out_buf_pos[stream] == sz)
+ dev->audio_out_buf_pos[stream] = 0;
+ } else
+ usb_buf[i] = 0;
+ }
+
+ /* fill in the check bytes */
+ if (dev->spec.data_alignment == 2 &&
+ i % (dev->n_streams * BYTES_PER_SAMPLE_USB) ==
+ (dev->n_streams * CHANNELS_PER_STREAM))
+ for (stream = 0; stream < dev->n_streams; stream++, i++)
+ usb_buf[i] = MAKE_CHECKBYTE(dev, stream, i);
+ }
+}
+
+static void read_completed(struct urb *urb)
+{
+ struct snd_usb_caiaq_cb_info *info = urb->context;
+ struct snd_usb_caiaqdev *dev;
+ struct urb *out;
+ int frame, len, send_it = 0, outframe = 0;
+
+ if (urb->status || !info)
+ return;
+
+ dev = info->dev;
+
+ if (!dev->streaming)
+ return;
+
+ out = dev->data_urbs_out[info->index];
+
+ /* 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 = BYTES_PER_FRAME * frame;
+
+ if (len > 0) {
+ spin_lock(&dev->spinlock);
+ fill_out_urb(dev, out, &out->iso_frame_desc[outframe]);
+ read_in_urb(dev, urb, &urb->iso_frame_desc[frame]);
+ spin_unlock(&dev->spinlock);
+ check_for_elapsed_periods(dev, dev->sub_playback);
+ check_for_elapsed_periods(dev, dev->sub_capture);
+ send_it = 1;
+ }
+
+ outframe++;
+ }
+
+ if (send_it) {
+ out->number_of_packets = FRAMES_PER_URB;
+ out->transfer_flags = URB_ISO_ASAP;
+ usb_submit_urb(out, GFP_ATOMIC);
+ }
+
+ /* 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;
+ urb->transfer_flags = URB_ISO_ASAP;
+ 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 *dev = info->dev;
+
+ if (!dev->output_running) {
+ dev->output_running = 1;
+ wake_up(&dev->prepare_wait_queue);
+ }
+}
+
+static struct urb **alloc_urbs(struct snd_usb_caiaqdev *dev, int dir, int *ret)
+{
+ int i, frame;
+ struct urb **urbs;
+ struct usb_device *usb_dev = dev->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(N_URBS * sizeof(*urbs), GFP_KERNEL);
+ if (!urbs) {
+ log("unable to kmalloc() urbs, OOM!?\n");
+ *ret = -ENOMEM;
+ return NULL;
+ }
+
+ for (i = 0; i < N_URBS; i++) {
+ urbs[i] = usb_alloc_urb(FRAMES_PER_URB, GFP_KERNEL);
+ if (!urbs[i]) {
+ log("unable to usb_alloc_urb(), OOM!?\n");
+ *ret = -ENOMEM;
+ return urbs;
+ }
+
+ urbs[i]->transfer_buffer =
+ kmalloc(FRAMES_PER_URB * BYTES_PER_FRAME, GFP_KERNEL);
+ if (!urbs[i]->transfer_buffer) {
+ log("unable to kmalloc() transfer buffer, OOM!?\n");
+ *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 = &dev->data_cb_info[i];
+ urbs[i]->interval = 1;
+ urbs[i]->transfer_flags = URB_ISO_ASAP;
+ 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 *dev)
+{
+ int i, ret;
+
+ dev->n_audio_in = max(dev->spec.num_analog_audio_in,
+ dev->spec.num_digital_audio_in) /
+ CHANNELS_PER_STREAM;
+ dev->n_audio_out = max(dev->spec.num_analog_audio_out,
+ dev->spec.num_digital_audio_out) /
+ CHANNELS_PER_STREAM;
+ dev->n_streams = max(dev->n_audio_in, dev->n_audio_out);
+
+ debug("dev->n_audio_in = %d\n", dev->n_audio_in);
+ debug("dev->n_audio_out = %d\n", dev->n_audio_out);
+ debug("dev->n_streams = %d\n", dev->n_streams);
+
+ if (dev->n_streams > MAX_STREAMS) {
+ log("unable to initialize device, too many streams.\n");
+ return -EINVAL;
+ }
+
+ ret = snd_pcm_new(dev->chip.card, dev->product_name, 0,
+ dev->n_audio_out, dev->n_audio_in, &dev->pcm);
+
+ if (ret < 0) {
+ log("snd_pcm_new() returned %d\n", ret);
+ return ret;
+ }
+
+ dev->pcm->private_data = dev;
+ strcpy(dev->pcm->name, dev->product_name);
+
+ memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
+ memset(dev->sub_capture, 0, sizeof(dev->sub_capture));
+
+ memcpy(&dev->pcm_info, &snd_usb_caiaq_pcm_hardware,
+ sizeof(snd_usb_caiaq_pcm_hardware));
+
+ /* setup samplerates */
+ dev->samplerates = dev->pcm_info.rates;
+ switch (dev->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):
+ dev->samplerates |= SNDRV_PCM_RATE_192000;
+ /* fall thru */
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
+ dev->samplerates |= SNDRV_PCM_RATE_88200;
+ break;
+ }
+
+ snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_PLAYBACK,
+ &snd_usb_caiaq_ops);
+ snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_CAPTURE,
+ &snd_usb_caiaq_ops);
+
+ snd_pcm_lib_preallocate_pages_for_all(dev->pcm,
+ SNDRV_DMA_TYPE_CONTINUOUS,
+ snd_dma_continuous_data(GFP_KERNEL),
+ MAX_BUFFER_SIZE, MAX_BUFFER_SIZE);
+
+ dev->data_cb_info =
+ kmalloc(sizeof(struct snd_usb_caiaq_cb_info) * N_URBS,
+ GFP_KERNEL);
+
+ if (!dev->data_cb_info)
+ return -ENOMEM;
+
+ for (i = 0; i < N_URBS; i++) {
+ dev->data_cb_info[i].dev = dev;
+ dev->data_cb_info[i].index = i;
+ }
+
+ dev->data_urbs_in = alloc_urbs(dev, SNDRV_PCM_STREAM_CAPTURE, &ret);
+ if (ret < 0) {
+ kfree(dev->data_cb_info);
+ free_urbs(dev->data_urbs_in);
+ return ret;
+ }
+
+ dev->data_urbs_out = alloc_urbs(dev, SNDRV_PCM_STREAM_PLAYBACK, &ret);
+ if (ret < 0) {
+ kfree(dev->data_cb_info);
+ free_urbs(dev->data_urbs_in);
+ free_urbs(dev->data_urbs_out);
+ return ret;
+ }
+
+ return 0;
+}
+
+void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *dev)
+{
+ debug("%s(%p)\n", __func__, dev);
+ stream_stop(dev);
+ free_urbs(dev->data_urbs_in);
+ free_urbs(dev->data_urbs_out);
+ kfree(dev->data_cb_info);
+}
+
--- /dev/null
+#ifndef CAIAQ_AUDIO_H
+#define CAIAQ_AUDIO_H
+
+int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev);
+void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *dev);
+
+#endif /* CAIAQ_AUDIO_H */
+++ /dev/null
-/*
- * Copyright (c) 2006-2008 Daniel Mack, Karsten Wiese
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/spinlock.h>
-#include <linux/init.h>
-#include <linux/usb.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-
-#include "caiaq-device.h"
-#include "caiaq-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(dev,stream,i) \
- (stream << 1) | (~(i / (dev->n_streams * BYTES_PER_SAMPLE_USB)) & 1)
-
-static 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 *dev,
- struct snd_pcm_substream *sub)
-{
- if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dev->sub_playback[sub->number] = sub;
- else
- dev->sub_capture[sub->number] = sub;
-}
-
-static void
-deactivate_substream(struct snd_usb_caiaqdev *dev,
- struct snd_pcm_substream *sub)
-{
- unsigned long flags;
- spin_lock_irqsave(&dev->spinlock, flags);
-
- if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dev->sub_playback[sub->number] = NULL;
- else
- dev->sub_capture[sub->number] = NULL;
-
- spin_unlock_irqrestore(&dev->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 *dev)
-{
- int i, ret;
-
- debug("%s(%p)\n", __func__, dev);
-
- if (dev->streaming)
- return -EINVAL;
-
- memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
- memset(dev->sub_capture, 0, sizeof(dev->sub_capture));
- dev->input_panic = 0;
- dev->output_panic = 0;
- dev->first_packet = 1;
- dev->streaming = 1;
- dev->warned = 0;
-
- for (i = 0; i < N_URBS; i++) {
- ret = usb_submit_urb(dev->data_urbs_in[i], GFP_ATOMIC);
- if (ret) {
- log("unable to trigger read #%d! (ret %d)\n", i, ret);
- dev->streaming = 0;
- return -EPIPE;
- }
- }
-
- return 0;
-}
-
-static void stream_stop(struct snd_usb_caiaqdev *dev)
-{
- int i;
-
- debug("%s(%p)\n", __func__, dev);
- if (!dev->streaming)
- return;
-
- dev->streaming = 0;
-
- for (i = 0; i < N_URBS; i++) {
- usb_kill_urb(dev->data_urbs_in[i]);
- usb_kill_urb(dev->data_urbs_out[i]);
- }
-}
-
-static int snd_usb_caiaq_substream_open(struct snd_pcm_substream *substream)
-{
- struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(substream);
- debug("%s(%p)\n", __func__, substream);
- substream->runtime->hw = dev->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 *dev = snd_pcm_substream_chip(substream);
-
- debug("%s(%p)\n", __func__, substream);
- if (all_substreams_zero(dev->sub_playback) &&
- all_substreams_zero(dev->sub_capture)) {
- /* when the last client has stopped streaming,
- * all sample rates are allowed again */
- stream_stop(dev);
- dev->pcm_info.rates = dev->samplerates;
- }
-
- return 0;
-}
-
-static int snd_usb_caiaq_pcm_hw_params(struct snd_pcm_substream *sub,
- struct snd_pcm_hw_params *hw_params)
-{
- debug("%s(%p)\n", __func__, sub);
- return snd_pcm_lib_malloc_pages(sub, params_buffer_bytes(hw_params));
-}
-
-static int snd_usb_caiaq_pcm_hw_free(struct snd_pcm_substream *sub)
-{
- struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub);
- debug("%s(%p)\n", __func__, sub);
- deactivate_substream(dev, sub);
- return snd_pcm_lib_free_pages(sub);
-}
-
-/* this should probably go upstream */
-#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12
-#error "Change this table"
-#endif
-
-static 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 *dev = snd_pcm_substream_chip(substream);
- struct snd_pcm_runtime *runtime = substream->runtime;
-
- debug("%s(%p)\n", __func__, substream);
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dev->audio_out_buf_pos[index] = BYTES_PER_SAMPLE + 1;
- else
- dev->audio_in_buf_pos[index] = BYTES_PER_SAMPLE;
-
- if (dev->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])
- dev->pcm_info.rates = 1 << i;
-
- snd_pcm_limit_hw_rates(runtime);
-
- bytes_per_sample = BYTES_PER_SAMPLE;
- if (dev->spec.data_alignment == 2)
- bytes_per_sample++;
-
- bpp = ((runtime->rate / 8000) + CLOCK_DRIFT_TOLERANCE)
- * bytes_per_sample * CHANNELS_PER_STREAM * dev->n_streams;
-
- if (bpp > MAX_ENDPOINT_SIZE)
- bpp = MAX_ENDPOINT_SIZE;
-
- ret = snd_usb_caiaq_set_audio_params(dev, runtime->rate,
- runtime->sample_bits, bpp);
- if (ret)
- return ret;
-
- ret = stream_start(dev);
- if (ret)
- return ret;
-
- dev->output_running = 0;
- wait_event_timeout(dev->prepare_wait_queue, dev->output_running, HZ);
- if (!dev->output_running) {
- stream_stop(dev);
- return -EPIPE;
- }
-
- return 0;
-}
-
-static int snd_usb_caiaq_pcm_trigger(struct snd_pcm_substream *sub, int cmd)
-{
- struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub);
-
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- activate_substream(dev, sub);
- break;
- case SNDRV_PCM_TRIGGER_STOP:
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- deactivate_substream(dev, 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 *dev = snd_pcm_substream_chip(sub);
-
- if (dev->input_panic || dev->output_panic)
- return SNDRV_PCM_POS_XRUN;
-
- if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
- return bytes_to_frames(sub->runtime,
- dev->audio_out_buf_pos[index]);
- else
- return bytes_to_frames(sub->runtime,
- dev->audio_in_buf_pos[index]);
-}
-
-/* operators for both playback and capture */
-static struct snd_pcm_ops snd_usb_caiaq_ops = {
- .open = snd_usb_caiaq_substream_open,
- .close = snd_usb_caiaq_substream_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_usb_caiaq_pcm_hw_params,
- .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 *dev,
- struct snd_pcm_substream **subs)
-{
- int stream, pb, *cnt;
- struct snd_pcm_substream *sub;
-
- for (stream = 0; stream < dev->n_streams; stream++) {
- sub = subs[stream];
- if (!sub)
- continue;
-
- pb = frames_to_bytes(sub->runtime,
- sub->runtime->period_size);
- cnt = (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
- &dev->period_out_count[stream] :
- &dev->period_in_count[stream];
-
- if (*cnt >= pb) {
- snd_pcm_period_elapsed(sub);
- *cnt %= pb;
- }
- }
-}
-
-static void read_in_urb_mode0(struct snd_usb_caiaqdev *dev,
- 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(dev->sub_capture))
- return;
-
- for (i = 0; i < iso->actual_length;) {
- for (stream = 0; stream < dev->n_streams; stream++, i++) {
- sub = dev->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[dev->audio_in_buf_pos[stream]++]
- = usb_buf[i];
- dev->period_in_count[stream]++;
- if (dev->audio_in_buf_pos[stream] == sz)
- dev->audio_in_buf_pos[stream] = 0;
- }
- }
- }
-}
-
-static void read_in_urb_mode2(struct snd_usb_caiaqdev *dev,
- 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 % (dev->n_streams * BYTES_PER_SAMPLE_USB) == 0) {
- for (stream = 0;
- stream < dev->n_streams;
- stream++, i++) {
- if (dev->first_packet)
- continue;
-
- check_byte = MAKE_CHECKBYTE(dev, stream, i);
-
- if ((usb_buf[i] & 0x3f) != check_byte)
- dev->input_panic = 1;
-
- if (usb_buf[i] & 0x80)
- dev->output_panic = 1;
- }
- }
- dev->first_packet = 0;
-
- for (stream = 0; stream < dev->n_streams; stream++, i++) {
- sub = dev->sub_capture[stream];
- if (dev->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[dev->audio_in_buf_pos[stream]++] =
- usb_buf[i];
- dev->period_in_count[stream]++;
- if (dev->audio_in_buf_pos[stream] == sz)
- dev->audio_in_buf_pos[stream] = 0;
- }
- }
- }
-}
-
-static void read_in_urb(struct snd_usb_caiaqdev *dev,
- const struct urb *urb,
- const struct usb_iso_packet_descriptor *iso)
-{
- if (!dev->streaming)
- return;
-
- if (iso->actual_length < dev->bpp)
- return;
-
- switch (dev->spec.data_alignment) {
- case 0:
- read_in_urb_mode0(dev, urb, iso);
- break;
- case 2:
- read_in_urb_mode2(dev, urb, iso);
- break;
- }
-
- if ((dev->input_panic || dev->output_panic) && !dev->warned) {
- debug("streaming error detected %s %s\n",
- dev->input_panic ? "(input)" : "",
- dev->output_panic ? "(output)" : "");
- dev->warned = 1;
- }
-}
-
-static void fill_out_urb(struct snd_usb_caiaqdev *dev,
- 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 < dev->n_streams; stream++, i++) {
- sub = dev->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[dev->audio_out_buf_pos[stream]];
- dev->period_out_count[stream]++;
- dev->audio_out_buf_pos[stream]++;
- if (dev->audio_out_buf_pos[stream] == sz)
- dev->audio_out_buf_pos[stream] = 0;
- } else
- usb_buf[i] = 0;
- }
-
- /* fill in the check bytes */
- if (dev->spec.data_alignment == 2 &&
- i % (dev->n_streams * BYTES_PER_SAMPLE_USB) ==
- (dev->n_streams * CHANNELS_PER_STREAM))
- for (stream = 0; stream < dev->n_streams; stream++, i++)
- usb_buf[i] = MAKE_CHECKBYTE(dev, stream, i);
- }
-}
-
-static void read_completed(struct urb *urb)
-{
- struct snd_usb_caiaq_cb_info *info = urb->context;
- struct snd_usb_caiaqdev *dev;
- struct urb *out;
- int frame, len, send_it = 0, outframe = 0;
-
- if (urb->status || !info)
- return;
-
- dev = info->dev;
-
- if (!dev->streaming)
- return;
-
- out = dev->data_urbs_out[info->index];
-
- /* 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 = BYTES_PER_FRAME * frame;
-
- if (len > 0) {
- spin_lock(&dev->spinlock);
- fill_out_urb(dev, out, &out->iso_frame_desc[outframe]);
- read_in_urb(dev, urb, &urb->iso_frame_desc[frame]);
- spin_unlock(&dev->spinlock);
- check_for_elapsed_periods(dev, dev->sub_playback);
- check_for_elapsed_periods(dev, dev->sub_capture);
- send_it = 1;
- }
-
- outframe++;
- }
-
- if (send_it) {
- out->number_of_packets = FRAMES_PER_URB;
- out->transfer_flags = URB_ISO_ASAP;
- usb_submit_urb(out, GFP_ATOMIC);
- }
-
- /* 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;
- urb->transfer_flags = URB_ISO_ASAP;
- 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 *dev = info->dev;
-
- if (!dev->output_running) {
- dev->output_running = 1;
- wake_up(&dev->prepare_wait_queue);
- }
-}
-
-static struct urb **alloc_urbs(struct snd_usb_caiaqdev *dev, int dir, int *ret)
-{
- int i, frame;
- struct urb **urbs;
- struct usb_device *usb_dev = dev->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(N_URBS * sizeof(*urbs), GFP_KERNEL);
- if (!urbs) {
- log("unable to kmalloc() urbs, OOM!?\n");
- *ret = -ENOMEM;
- return NULL;
- }
-
- for (i = 0; i < N_URBS; i++) {
- urbs[i] = usb_alloc_urb(FRAMES_PER_URB, GFP_KERNEL);
- if (!urbs[i]) {
- log("unable to usb_alloc_urb(), OOM!?\n");
- *ret = -ENOMEM;
- return urbs;
- }
-
- urbs[i]->transfer_buffer =
- kmalloc(FRAMES_PER_URB * BYTES_PER_FRAME, GFP_KERNEL);
- if (!urbs[i]->transfer_buffer) {
- log("unable to kmalloc() transfer buffer, OOM!?\n");
- *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 = &dev->data_cb_info[i];
- urbs[i]->interval = 1;
- urbs[i]->transfer_flags = URB_ISO_ASAP;
- 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 *dev)
-{
- int i, ret;
-
- dev->n_audio_in = max(dev->spec.num_analog_audio_in,
- dev->spec.num_digital_audio_in) /
- CHANNELS_PER_STREAM;
- dev->n_audio_out = max(dev->spec.num_analog_audio_out,
- dev->spec.num_digital_audio_out) /
- CHANNELS_PER_STREAM;
- dev->n_streams = max(dev->n_audio_in, dev->n_audio_out);
-
- debug("dev->n_audio_in = %d\n", dev->n_audio_in);
- debug("dev->n_audio_out = %d\n", dev->n_audio_out);
- debug("dev->n_streams = %d\n", dev->n_streams);
-
- if (dev->n_streams > MAX_STREAMS) {
- log("unable to initialize device, too many streams.\n");
- return -EINVAL;
- }
-
- ret = snd_pcm_new(dev->chip.card, dev->product_name, 0,
- dev->n_audio_out, dev->n_audio_in, &dev->pcm);
-
- if (ret < 0) {
- log("snd_pcm_new() returned %d\n", ret);
- return ret;
- }
-
- dev->pcm->private_data = dev;
- strcpy(dev->pcm->name, dev->product_name);
-
- memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
- memset(dev->sub_capture, 0, sizeof(dev->sub_capture));
-
- memcpy(&dev->pcm_info, &snd_usb_caiaq_pcm_hardware,
- sizeof(snd_usb_caiaq_pcm_hardware));
-
- /* setup samplerates */
- dev->samplerates = dev->pcm_info.rates;
- switch (dev->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):
- dev->samplerates |= SNDRV_PCM_RATE_192000;
- /* fall thru */
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
- dev->samplerates |= SNDRV_PCM_RATE_88200;
- break;
- }
-
- snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_PLAYBACK,
- &snd_usb_caiaq_ops);
- snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_CAPTURE,
- &snd_usb_caiaq_ops);
-
- snd_pcm_lib_preallocate_pages_for_all(dev->pcm,
- SNDRV_DMA_TYPE_CONTINUOUS,
- snd_dma_continuous_data(GFP_KERNEL),
- MAX_BUFFER_SIZE, MAX_BUFFER_SIZE);
-
- dev->data_cb_info =
- kmalloc(sizeof(struct snd_usb_caiaq_cb_info) * N_URBS,
- GFP_KERNEL);
-
- if (!dev->data_cb_info)
- return -ENOMEM;
-
- for (i = 0; i < N_URBS; i++) {
- dev->data_cb_info[i].dev = dev;
- dev->data_cb_info[i].index = i;
- }
-
- dev->data_urbs_in = alloc_urbs(dev, SNDRV_PCM_STREAM_CAPTURE, &ret);
- if (ret < 0) {
- kfree(dev->data_cb_info);
- free_urbs(dev->data_urbs_in);
- return ret;
- }
-
- dev->data_urbs_out = alloc_urbs(dev, SNDRV_PCM_STREAM_PLAYBACK, &ret);
- if (ret < 0) {
- kfree(dev->data_cb_info);
- free_urbs(dev->data_urbs_in);
- free_urbs(dev->data_urbs_out);
- return ret;
- }
-
- return 0;
-}
-
-void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *dev)
-{
- debug("%s(%p)\n", __func__, dev);
- stream_stop(dev);
- free_urbs(dev->data_urbs_in);
- free_urbs(dev->data_urbs_out);
- kfree(dev->data_cb_info);
-}
-
+++ /dev/null
-#ifndef CAIAQ_AUDIO_H
-#define CAIAQ_AUDIO_H
-
-int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev);
-void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *dev);
-
-#endif /* CAIAQ_AUDIO_H */
+++ /dev/null
-/*
- * Copyright (c) 2007 Daniel Mack
- * friendly supported by NI.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <linux/init.h>
-#include <linux/usb.h>
-#include <sound/control.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-
-#include "caiaq-device.h"
-#include "caiaq-control.h"
-
-#define CNT_INTVAL 0x10000
-
-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 *dev = caiaqdev(chip->card);
- int pos = kcontrol->private_value;
- int is_intval = pos & CNT_INTVAL;
- unsigned int id = dev->chip.usb_id;
-
- uinfo->count = 1;
- pos &= ~CNT_INTVAL;
-
- if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)
- && (pos == 0)) {
- /* current input mode of A8DJ */
- uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = 2;
- return 0;
- }
-
- if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)
- && (pos == 0)) {
- /* current input mode of A4DJ */
- uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = 1;
- return 0;
- }
-
- if (is_intval) {
- uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = 64;
- } 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 *dev = caiaqdev(chip->card);
- int pos = kcontrol->private_value;
-
- if (dev->chip.usb_id ==
- USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
- /* A4DJ has only one control */
- /* do not expose hardware input mode 0 */
- ucontrol->value.integer.value[0] = dev->control_state[0] - 1;
- return 0;
- }
-
- if (pos & CNT_INTVAL)
- ucontrol->value.integer.value[0]
- = dev->control_state[pos & ~CNT_INTVAL];
- else
- ucontrol->value.integer.value[0]
- = !!(dev->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 *dev = caiaqdev(chip->card);
- int pos = kcontrol->private_value;
-
- if (dev->chip.usb_id ==
- USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
- /* A4DJ has only one control */
- /* do not expose hardware input mode 0 */
- dev->control_state[0] = ucontrol->value.integer.value[0] + 1;
- snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
- dev->control_state, sizeof(dev->control_state));
- return 1;
- }
-
- if (pos & CNT_INTVAL) {
- dev->control_state[pos & ~CNT_INTVAL]
- = ucontrol->value.integer.value[0];
- snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
- dev->control_state, sizeof(dev->control_state));
- } else {
- if (ucontrol->value.integer.value[0])
- dev->control_state[pos / 8] |= 1 << (pos % 8);
- else
- dev->control_state[pos / 8] &= ~(1 << (pos % 8));
-
- snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
- dev->control_state, sizeof(dev->control_state));
- }
-
- return 1;
-}
-
-static struct snd_kcontrol_new kcontrol_template __devinitdata = {
- .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 struct caiaq_controller ak1_controller[] = {
- { "LED left", 2 },
- { "LED middle", 1 },
- { "LED right", 0 },
- { "LED ring", 3 }
-};
-
-static 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 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 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 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 struct caiaq_controller a4dj_controller[] = {
- { "Current input mode", 0 | CNT_INTVAL }
-};
-
-static int __devinit add_controls(struct caiaq_controller *c, int num,
- struct snd_usb_caiaqdev *dev)
-{
- 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, dev);
- ret = snd_ctl_add(dev->chip.card, kc);
- if (ret < 0)
- return ret;
- }
-
- return 0;
-}
-
-int __devinit snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *dev)
-{
- int ret = 0;
-
- switch (dev->chip.usb_id) {
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
- ret = add_controls(ak1_controller,
- ARRAY_SIZE(ak1_controller), dev);
- break;
-
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
- ret = add_controls(rk2_controller,
- ARRAY_SIZE(rk2_controller), dev);
- break;
-
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
- ret = add_controls(rk3_controller,
- ARRAY_SIZE(rk3_controller), dev);
- 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), dev);
- break;
-
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
- ret = add_controls(a8dj_controller,
- ARRAY_SIZE(a8dj_controller), dev);
- break;
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
- ret = add_controls(a4dj_controller,
- ARRAY_SIZE(a4dj_controller), dev);
- break;
- }
-
- return ret;
-}
-
+++ /dev/null
-#ifndef CAIAQ_CONTROL_H
-#define CAIAQ_CONTROL_H
-
-int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *dev);
-
-#endif /* CAIAQ_CONTROL_H */
+++ /dev/null
-/*
- * caiaq.c: ALSA driver for caiaq/NativeInstruments devices
- *
- * Copyright (c) 2007 Daniel Mack <daniel@caiaq.de>
- * Karsten Wiese <fzu@wemgehoertderstaat.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/moduleparam.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/usb.h>
-#include <sound/initval.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-
-#include "caiaq-device.h"
-#include "caiaq-audio.h"
-#include "caiaq-midi.h"
-#include "caiaq-control.h"
-#include "caiaq-input.h"
-
-MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
-MODULE_DESCRIPTION("caiaq USB audio, version 1.3.13");
-MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
- "{Native Instruments, RigKontrol3},"
- "{Native Instruments, Kore Controller},"
- "{Native Instruments, Kore Controller 2},"
- "{Native Instruments, Audio Kontrol 1},"
- "{Native Instruments, Audio 4 DJ},"
- "{Native Instruments, Audio 8 DJ},"
- "{Native Instruments, Session I/O},"
- "{Native Instruments, GuitarRig mobile}");
-
-static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
-static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
-static int snd_card_used[SNDRV_CARDS];
-
-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 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
- },
- { /* terminator */ }
-};
-
-static void usb_ep1_command_reply_dispatch (struct urb* urb)
-{
- int ret;
- struct snd_usb_caiaqdev *dev = urb->context;
- unsigned char *buf = urb->transfer_buffer;
-
- if (urb->status || !dev) {
- log("received EP1 urb->status = %i\n", urb->status);
- return;
- }
-
- switch(buf[0]) {
- case EP1_CMD_GET_DEVICE_INFO:
- memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec));
- dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version);
- debug("device spec (firmware %d): audio: %d in, %d out, "
- "MIDI: %d in, %d out, data alignment %d\n",
- dev->spec.fw_version,
- dev->spec.num_analog_audio_in,
- dev->spec.num_analog_audio_out,
- dev->spec.num_midi_in,
- dev->spec.num_midi_out,
- dev->spec.data_alignment);
-
- dev->spec_received++;
- wake_up(&dev->ep1_wait_queue);
- break;
- case EP1_CMD_AUDIO_PARAMS:
- dev->audio_parm_answer = buf[1];
- wake_up(&dev->ep1_wait_queue);
- break;
- case EP1_CMD_MIDI_READ:
- snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]);
- break;
- case EP1_CMD_READ_IO:
- if (dev->chip.usb_id ==
- USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) {
- if (urb->actual_length > sizeof(dev->control_state))
- urb->actual_length = sizeof(dev->control_state);
- memcpy(dev->control_state, buf + 1, urb->actual_length);
- wake_up(&dev->ep1_wait_queue);
- break;
- }
-#ifdef CONFIG_SND_USB_CAIAQ_INPUT
- case EP1_CMD_READ_ERP:
- case EP1_CMD_READ_ANALOG:
- snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length);
-#endif
- break;
- }
-
- dev->ep1_in_urb.actual_length = 0;
- ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC);
- if (ret < 0)
- log("unable to submit urb. OOM!?\n");
-}
-
-int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev,
- unsigned char command,
- const unsigned char *buffer,
- int len)
-{
- int actual_len;
- struct usb_device *usb_dev = dev->chip.dev;
-
- if (!usb_dev)
- return -EIO;
-
- if (len > EP1_BUFSIZE - 1)
- len = EP1_BUFSIZE - 1;
-
- if (buffer && len > 0)
- memcpy(dev->ep1_out_buf+1, buffer, len);
-
- dev->ep1_out_buf[0] = command;
- return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
- dev->ep1_out_buf, len+1, &actual_len, 200);
-}
-
-int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev,
- int rate, int depth, int bpp)
-{
- int ret;
- char tmp[5];
-
- 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 */
-
- debug("setting audio params: %d Hz, %d bits, %d bpp\n",
- rate, depth, bpp);
-
- dev->audio_parm_answer = -1;
- ret = snd_usb_caiaq_send_command(dev, EP1_CMD_AUDIO_PARAMS,
- tmp, sizeof(tmp));
-
- if (ret)
- return ret;
-
- if (!wait_event_timeout(dev->ep1_wait_queue,
- dev->audio_parm_answer >= 0, HZ))
- return -EPIPE;
-
- if (dev->audio_parm_answer != 1)
- debug("unable to set the device's audio params\n");
- else
- dev->bpp = bpp;
-
- return dev->audio_parm_answer == 1 ? 0 : -EINVAL;
-}
-
-int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev,
- int digital, int analog, int erp)
-{
- char tmp[3] = { digital, analog, erp };
- return snd_usb_caiaq_send_command(dev, EP1_CMD_AUTO_MSG,
- tmp, sizeof(tmp));
-}
-
-static void __devinit setup_card(struct snd_usb_caiaqdev *dev)
-{
- int ret;
- char val[4];
-
- /* device-specific startup specials */
- switch (dev->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(dev, 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(dev, 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(dev, EP1_CMD_WRITE_IO, val, 1);
- break;
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
- /* Audio 8 DJ - trigger read of current settings */
- dev->control_state[0] = 0xff;
- snd_usb_caiaq_set_auto_msg(dev, 1, 0, 0);
- snd_usb_caiaq_send_command(dev, EP1_CMD_READ_IO, NULL, 0);
-
- if (!wait_event_timeout(dev->ep1_wait_queue,
- dev->control_state[0] != 0xff, HZ))
- return;
-
- /* fix up some defaults */
- if ((dev->control_state[1] != 2) ||
- (dev->control_state[2] != 3) ||
- (dev->control_state[4] != 2)) {
- dev->control_state[1] = 2;
- dev->control_state[2] = 3;
- dev->control_state[4] = 2;
- snd_usb_caiaq_send_command(dev,
- EP1_CMD_WRITE_IO, dev->control_state, 6);
- }
-
- break;
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
- /* Audio 4 DJ - default input mode to phono */
- dev->control_state[0] = 2;
- snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
- dev->control_state, 1);
- break;
- }
-
- if (dev->spec.num_analog_audio_out +
- dev->spec.num_analog_audio_in +
- dev->spec.num_digital_audio_out +
- dev->spec.num_digital_audio_in > 0) {
- ret = snd_usb_caiaq_audio_init(dev);
- if (ret < 0)
- log("Unable to set up audio system (ret=%d)\n", ret);
- }
-
- if (dev->spec.num_midi_in +
- dev->spec.num_midi_out > 0) {
- ret = snd_usb_caiaq_midi_init(dev);
- if (ret < 0)
- log("Unable to set up MIDI system (ret=%d)\n", ret);
- }
-
-#ifdef CONFIG_SND_USB_CAIAQ_INPUT
- ret = snd_usb_caiaq_input_init(dev);
- if (ret < 0)
- log("Unable to set up input system (ret=%d)\n", ret);
-#endif
-
- /* finally, register the card and all its sub-instances */
- ret = snd_card_register(dev->chip.card);
- if (ret < 0) {
- log("snd_card_register() returned %d\n", ret);
- snd_card_free(dev->chip.card);
- }
-
- ret = snd_usb_caiaq_control_init(dev);
- if (ret < 0)
- log("Unable to set up control system (ret=%d)\n", ret);
-}
-
-static int create_card(struct usb_device* usb_dev, struct snd_card **cardp)
-{
- int devnum;
- int err;
- struct snd_card *card;
- struct snd_usb_caiaqdev *dev;
-
- for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
- if (enable[devnum] && !snd_card_used[devnum])
- break;
-
- if (devnum >= SNDRV_CARDS)
- return -ENODEV;
-
- err = snd_card_create(index[devnum], id[devnum], THIS_MODULE,
- sizeof(struct snd_usb_caiaqdev), &card);
- if (err < 0)
- return err;
-
- dev = caiaqdev(card);
- dev->chip.dev = usb_dev;
- dev->chip.card = card;
- dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor),
- le16_to_cpu(usb_dev->descriptor.idProduct));
- spin_lock_init(&dev->spinlock);
- snd_card_set_dev(card, &usb_dev->dev);
-
- *cardp = card;
- return 0;
-}
-
-static int __devinit init_card(struct snd_usb_caiaqdev *dev)
-{
- char *c;
- struct usb_device *usb_dev = dev->chip.dev;
- struct snd_card *card = dev->chip.card;
- int err, len;
-
- if (usb_set_interface(usb_dev, 0, 1) != 0) {
- log("can't set alt interface.\n");
- return -EIO;
- }
-
- usb_init_urb(&dev->ep1_in_urb);
- usb_init_urb(&dev->midi_out_urb);
-
- usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev,
- usb_rcvbulkpipe(usb_dev, 0x1),
- dev->ep1_in_buf, EP1_BUFSIZE,
- usb_ep1_command_reply_dispatch, dev);
-
- usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev,
- usb_sndbulkpipe(usb_dev, 0x1),
- dev->midi_out_buf, EP1_BUFSIZE,
- snd_usb_caiaq_midi_output_done, dev);
-
- init_waitqueue_head(&dev->ep1_wait_queue);
- init_waitqueue_head(&dev->prepare_wait_queue);
-
- if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0)
- return -EIO;
-
- err = snd_usb_caiaq_send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
- if (err)
- return err;
-
- if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ))
- return -ENODEV;
-
- usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
- dev->vendor_name, CAIAQ_USB_STR_LEN);
-
- usb_string(usb_dev, usb_dev->descriptor.iProduct,
- dev->product_name, CAIAQ_USB_STR_LEN);
-
- usb_string(usb_dev, usb_dev->descriptor.iSerialNumber,
- dev->serial, CAIAQ_USB_STR_LEN);
-
- /* terminate serial string at first white space occurence */
- c = strchr(dev->serial, ' ');
- if (c)
- *c = '\0';
-
- strcpy(card->driver, MODNAME);
- strcpy(card->shortname, dev->product_name);
-
- len = snprintf(card->longname, sizeof(card->longname),
- "%s %s (serial %s, ",
- dev->vendor_name, dev->product_name, dev->serial);
-
- if (len < sizeof(card->longname) - 2)
- len += usb_make_path(usb_dev, card->longname + len,
- sizeof(card->longname) - len);
-
- card->longname[len++] = ')';
- card->longname[len] = '\0';
- setup_card(dev);
- return 0;
-}
-
-static int __devinit snd_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- int ret;
- struct snd_card *card;
- struct usb_device *device = interface_to_usbdev(intf);
-
- ret = create_card(device, &card);
-
- if (ret < 0)
- return ret;
-
- usb_set_intfdata(intf, card);
- ret = init_card(caiaqdev(card));
- if (ret < 0) {
- log("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_usb_caiaqdev *dev;
- struct snd_card *card = usb_get_intfdata(intf);
-
- debug("%s(%p)\n", __func__, intf);
-
- if (!card)
- return;
-
- dev = caiaqdev(card);
- snd_card_disconnect(card);
-
-#ifdef CONFIG_SND_USB_CAIAQ_INPUT
- snd_usb_caiaq_input_free(dev);
-#endif
- snd_usb_caiaq_audio_free(dev);
-
- usb_kill_urb(&dev->ep1_in_urb);
- usb_kill_urb(&dev->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,
-};
-
-static int __init snd_module_init(void)
-{
- return usb_register(&snd_usb_driver);
-}
-
-static void __exit snd_module_exit(void)
-{
- usb_deregister(&snd_usb_driver);
-}
-
-module_init(snd_module_init)
-module_exit(snd_module_exit)
-
+++ /dev/null
-#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_AUDIO4DJ 0x0839
-#define USB_PID_AUDIO8DJ 0x1978
-#define USB_PID_SESSIONIO 0x1915
-#define USB_PID_GUITARRIGMOBILE 0x0d8d
-
-#define EP1_BUFSIZE 64
-#define CAIAQ_USB_STR_LEN 0xff
-#define MAX_STREAMS 32
-
-//#define SND_USB_CAIAQ_DEBUG
-
-#define MODNAME "snd-usb-caiaq"
-#define log(x...) snd_printk(KERN_WARNING MODNAME" log: " x)
-
-#ifdef SND_USB_CAIAQ_DEBUG
-#define debug(x...) snd_printk(KERN_WARNING MODNAME " debug: " x)
-#else
-#define debug(x...) do { } while(0)
-#endif
-
-#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];
- char serial[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;
-
- struct snd_pcm_substream *sub_playback[MAX_STREAMS];
- struct snd_pcm_substream *sub_capture[MAX_STREAMS];
-
- /* Controls */
- unsigned char control_state[64];
-
- /* Linux input */
-#ifdef CONFIG_SND_USB_CAIAQ_INPUT
- struct input_dev *input_dev;
- char phys[64]; /* physical device path */
- unsigned short keycode[64];
-#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 *dev;
- int index;
-};
-
-#define caiaqdev(c) ((struct snd_usb_caiaqdev*)(c)->private_data)
-
-int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, int rate, int depth, int bbp);
-int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev, int digital, int analog, int erp);
-int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev,
- unsigned char command,
- const unsigned char *buffer,
- int len);
-
-#endif /* CAIAQ_DEVICE_H */
+++ /dev/null
-/*
- * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/init.h>
-#include <linux/usb.h>
-#include <linux/usb/input.h>
-#include <sound/pcm.h>
-#include "caiaq-device.h"
-#include "caiaq-input.h"
-
-static unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A };
-static unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4,
- KEY_5, KEY_6, KEY_7 };
-static unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4,
- KEY_5, KEY_6, KEY_7, KEY_5, KEY_6 };
-
-static 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 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 void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
- const unsigned char *buf,
- unsigned int len)
-{
- struct input_dev *input_dev = dev->input_dev;
-
- switch (dev->chip.usb_id) {
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
- input_report_abs(input_dev, ABS_X, (buf[4] << 8) | buf[5]);
- input_report_abs(input_dev, ABS_Y, (buf[0] << 8) | buf[1]);
- input_report_abs(input_dev, ABS_Z, (buf[2] << 8) | buf[3]);
- input_sync(input_dev);
- break;
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
- input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
- input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
- input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
- input_sync(input_dev);
- break;
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
- case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
- input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
- input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
- input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
- input_sync(input_dev);
- break;
- }
-}
-
-static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
- const char *buf, unsigned int len)
-{
- struct input_dev *input_dev = dev->input_dev;
- int i;
-
- switch (dev->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;
- }
-}
-
-static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
- char *buf, unsigned int len)
-{
- struct input_dev *input_dev = dev->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)));
-
- if (dev->chip.usb_id ==
- USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER) ||
- dev->chip.usb_id ==
- USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2))
- input_report_abs(dev->input_dev, ABS_MISC, 255 - buf[4]);
-
- input_sync(input_dev);
-}
-
-void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev,
- char *buf,
- unsigned int len)
-{
- if (!dev->input_dev || len < 1)
- return;
-
- switch (buf[0]) {
- case EP1_CMD_READ_ANALOG:
- snd_caiaq_input_read_analog(dev, buf + 1, len - 1);
- break;
- case EP1_CMD_READ_ERP:
- snd_caiaq_input_read_erp(dev, buf + 1, len - 1);
- break;
- case EP1_CMD_READ_IO:
- snd_caiaq_input_read_io(dev, buf + 1, len - 1);
- break;
- }
-}
-
-int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
-{
- struct usb_device *usb_dev = dev->chip.dev;
- struct input_dev *input;
- int i, ret;
-
- input = input_allocate_device();
- if (!input)
- return -ENOMEM;
-
- usb_make_path(usb_dev, dev->phys, sizeof(dev->phys));
- strlcat(dev->phys, "/input0", sizeof(dev->phys));
-
- input->name = dev->product_name;
- input->phys = dev->phys;
- usb_to_input_id(usb_dev, &input->id);
- input->dev.parent = &usb_dev->dev;
-
- switch (dev->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(dev->keycode) < sizeof(keycode_rk2));
- memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_rk3));
- memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_ak1));
- memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_kore));
- memcpy(dev->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(dev, 1, 10, 5);
- break;
- default:
- /* no input methods supported on this device */
- input_free_device(input);
- return 0;
- }
-
- input->keycode = dev->keycode;
- input->keycodesize = sizeof(unsigned short);
- for (i = 0; i < input->keycodemax; i++)
- __set_bit(dev->keycode[i], input->keybit);
-
- ret = input_register_device(input);
- if (ret < 0) {
- input_free_device(input);
- return ret;
- }
-
- dev->input_dev = input;
- return 0;
-}
-
-void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *dev)
-{
- if (!dev || !dev->input_dev)
- return;
-
- input_unregister_device(dev->input_dev);
- dev->input_dev = NULL;
-}
-
+++ /dev/null
-#ifndef CAIAQ_INPUT_H
-#define CAIAQ_INPUT_H
-
-void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev, char *buf, unsigned int len);
-int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev);
-void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *dev);
-
-#endif
+++ /dev/null
-/*
- * Copyright (c) 2006,2007 Daniel Mack
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/usb.h>
-#include <sound/rawmidi.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-
-#include "caiaq-device.h"
-#include "caiaq-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 *dev = substream->rmidi->private_data;
-
- if (!dev)
- return;
-
- dev->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 *dev = substream->rmidi->private_data;
- if (dev->midi_out_active) {
- usb_kill_urb(&dev->midi_out_urb);
- dev->midi_out_active = 0;
- }
- return 0;
-}
-
-static void snd_usb_caiaq_midi_send(struct snd_usb_caiaqdev *dev,
- struct snd_rawmidi_substream *substream)
-{
- int len, ret;
-
- dev->midi_out_buf[0] = EP1_CMD_MIDI_WRITE;
- dev->midi_out_buf[1] = 0; /* port */
- len = snd_rawmidi_transmit(substream, dev->midi_out_buf + 3,
- EP1_BUFSIZE - 3);
-
- if (len <= 0)
- return;
-
- dev->midi_out_buf[2] = len;
- dev->midi_out_urb.transfer_buffer_length = len+3;
-
- ret = usb_submit_urb(&dev->midi_out_urb, GFP_ATOMIC);
- if (ret < 0)
- log("snd_usb_caiaq_midi_send(%p): usb_submit_urb() failed,"
- "ret=%d, len=%d\n",
- substream, ret, len);
- else
- dev->midi_out_active = 1;
-}
-
-static void snd_usb_caiaq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
-{
- struct snd_usb_caiaqdev *dev = substream->rmidi->private_data;
-
- if (up) {
- dev->midi_out_substream = substream;
- if (!dev->midi_out_active)
- snd_usb_caiaq_midi_send(dev, substream);
- } else {
- dev->midi_out_substream = NULL;
- }
-}
-
-
-static 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 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 *dev,
- int port, const char *buf, int len)
-{
- if (!dev->midi_receive_substream)
- return;
-
- snd_rawmidi_receive(dev->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;
-
- strcpy(rmidi->name, device->product_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 *dev = urb->context;
-
- dev->midi_out_active = 0;
- if (urb->status != 0)
- return;
-
- if (!dev->midi_out_substream)
- return;
-
- snd_usb_caiaq_midi_send(dev, dev->midi_out_substream);
-}
-
+++ /dev/null
-#ifndef CAIAQ_MIDI_H
-#define CAIAQ_MIDI_H
-
-int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *dev);
-void snd_usb_caiaq_midi_handle_input(struct snd_usb_caiaqdev *dev, int port, const char *buf, int len);
-void snd_usb_caiaq_midi_output_done(struct urb* urb);
-
-#endif /* CAIAQ_MIDI_H */
--- /dev/null
+/*
+ * Copyright (c) 2007 Daniel Mack
+ * friendly supported by NI.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#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
+
+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 *dev = caiaqdev(chip->card);
+ int pos = kcontrol->private_value;
+ int is_intval = pos & CNT_INTVAL;
+ unsigned int id = dev->chip.usb_id;
+
+ uinfo->count = 1;
+ pos &= ~CNT_INTVAL;
+
+ if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)
+ && (pos == 0)) {
+ /* current input mode of A8DJ */
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 2;
+ return 0;
+ }
+
+ if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)
+ && (pos == 0)) {
+ /* current input mode of A4DJ */
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1;
+ return 0;
+ }
+
+ if (is_intval) {
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 64;
+ } 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 *dev = caiaqdev(chip->card);
+ int pos = kcontrol->private_value;
+
+ if (dev->chip.usb_id ==
+ USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
+ /* A4DJ has only one control */
+ /* do not expose hardware input mode 0 */
+ ucontrol->value.integer.value[0] = dev->control_state[0] - 1;
+ return 0;
+ }
+
+ if (pos & CNT_INTVAL)
+ ucontrol->value.integer.value[0]
+ = dev->control_state[pos & ~CNT_INTVAL];
+ else
+ ucontrol->value.integer.value[0]
+ = !!(dev->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 *dev = caiaqdev(chip->card);
+ int pos = kcontrol->private_value;
+
+ if (dev->chip.usb_id ==
+ USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
+ /* A4DJ has only one control */
+ /* do not expose hardware input mode 0 */
+ dev->control_state[0] = ucontrol->value.integer.value[0] + 1;
+ snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
+ dev->control_state, sizeof(dev->control_state));
+ return 1;
+ }
+
+ if (pos & CNT_INTVAL) {
+ dev->control_state[pos & ~CNT_INTVAL]
+ = ucontrol->value.integer.value[0];
+ snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
+ dev->control_state, sizeof(dev->control_state));
+ } else {
+ if (ucontrol->value.integer.value[0])
+ dev->control_state[pos / 8] |= 1 << (pos % 8);
+ else
+ dev->control_state[pos / 8] &= ~(1 << (pos % 8));
+
+ snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
+ dev->control_state, sizeof(dev->control_state));
+ }
+
+ return 1;
+}
+
+static struct snd_kcontrol_new kcontrol_template __devinitdata = {
+ .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 struct caiaq_controller ak1_controller[] = {
+ { "LED left", 2 },
+ { "LED middle", 1 },
+ { "LED right", 0 },
+ { "LED ring", 3 }
+};
+
+static 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 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 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 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 struct caiaq_controller a4dj_controller[] = {
+ { "Current input mode", 0 | CNT_INTVAL }
+};
+
+static int __devinit add_controls(struct caiaq_controller *c, int num,
+ struct snd_usb_caiaqdev *dev)
+{
+ 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, dev);
+ ret = snd_ctl_add(dev->chip.card, kc);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+
+int __devinit snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *dev)
+{
+ int ret = 0;
+
+ switch (dev->chip.usb_id) {
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
+ ret = add_controls(ak1_controller,
+ ARRAY_SIZE(ak1_controller), dev);
+ break;
+
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
+ ret = add_controls(rk2_controller,
+ ARRAY_SIZE(rk2_controller), dev);
+ break;
+
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
+ ret = add_controls(rk3_controller,
+ ARRAY_SIZE(rk3_controller), dev);
+ 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), dev);
+ break;
+
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
+ ret = add_controls(a8dj_controller,
+ ARRAY_SIZE(a8dj_controller), dev);
+ break;
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
+ ret = add_controls(a4dj_controller,
+ ARRAY_SIZE(a4dj_controller), dev);
+ break;
+ }
+
+ return ret;
+}
+
--- /dev/null
+#ifndef CAIAQ_CONTROL_H
+#define CAIAQ_CONTROL_H
+
+int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *dev);
+
+#endif /* CAIAQ_CONTROL_H */
--- /dev/null
+/*
+ * caiaq.c: ALSA driver for caiaq/NativeInstruments devices
+ *
+ * Copyright (c) 2007 Daniel Mack <daniel@caiaq.de>
+ * Karsten Wiese <fzu@wemgehoertderstaat.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include <linux/moduleparam.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/init.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, version 1.3.13");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
+ "{Native Instruments, RigKontrol3},"
+ "{Native Instruments, Kore Controller},"
+ "{Native Instruments, Kore Controller 2},"
+ "{Native Instruments, Audio Kontrol 1},"
+ "{Native Instruments, Audio 4 DJ},"
+ "{Native Instruments, Audio 8 DJ},"
+ "{Native Instruments, Session I/O},"
+ "{Native Instruments, GuitarRig mobile}");
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
+static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
+static int snd_card_used[SNDRV_CARDS];
+
+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 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
+ },
+ { /* terminator */ }
+};
+
+static void usb_ep1_command_reply_dispatch (struct urb* urb)
+{
+ int ret;
+ struct snd_usb_caiaqdev *dev = urb->context;
+ unsigned char *buf = urb->transfer_buffer;
+
+ if (urb->status || !dev) {
+ log("received EP1 urb->status = %i\n", urb->status);
+ return;
+ }
+
+ switch(buf[0]) {
+ case EP1_CMD_GET_DEVICE_INFO:
+ memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec));
+ dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version);
+ debug("device spec (firmware %d): audio: %d in, %d out, "
+ "MIDI: %d in, %d out, data alignment %d\n",
+ dev->spec.fw_version,
+ dev->spec.num_analog_audio_in,
+ dev->spec.num_analog_audio_out,
+ dev->spec.num_midi_in,
+ dev->spec.num_midi_out,
+ dev->spec.data_alignment);
+
+ dev->spec_received++;
+ wake_up(&dev->ep1_wait_queue);
+ break;
+ case EP1_CMD_AUDIO_PARAMS:
+ dev->audio_parm_answer = buf[1];
+ wake_up(&dev->ep1_wait_queue);
+ break;
+ case EP1_CMD_MIDI_READ:
+ snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]);
+ break;
+ case EP1_CMD_READ_IO:
+ if (dev->chip.usb_id ==
+ USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) {
+ if (urb->actual_length > sizeof(dev->control_state))
+ urb->actual_length = sizeof(dev->control_state);
+ memcpy(dev->control_state, buf + 1, urb->actual_length);
+ wake_up(&dev->ep1_wait_queue);
+ break;
+ }
+#ifdef CONFIG_SND_USB_CAIAQ_INPUT
+ case EP1_CMD_READ_ERP:
+ case EP1_CMD_READ_ANALOG:
+ snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length);
+#endif
+ break;
+ }
+
+ dev->ep1_in_urb.actual_length = 0;
+ ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC);
+ if (ret < 0)
+ log("unable to submit urb. OOM!?\n");
+}
+
+int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev,
+ unsigned char command,
+ const unsigned char *buffer,
+ int len)
+{
+ int actual_len;
+ struct usb_device *usb_dev = dev->chip.dev;
+
+ if (!usb_dev)
+ return -EIO;
+
+ if (len > EP1_BUFSIZE - 1)
+ len = EP1_BUFSIZE - 1;
+
+ if (buffer && len > 0)
+ memcpy(dev->ep1_out_buf+1, buffer, len);
+
+ dev->ep1_out_buf[0] = command;
+ return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
+ dev->ep1_out_buf, len+1, &actual_len, 200);
+}
+
+int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev,
+ int rate, int depth, int bpp)
+{
+ int ret;
+ char tmp[5];
+
+ 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 */
+
+ debug("setting audio params: %d Hz, %d bits, %d bpp\n",
+ rate, depth, bpp);
+
+ dev->audio_parm_answer = -1;
+ ret = snd_usb_caiaq_send_command(dev, EP1_CMD_AUDIO_PARAMS,
+ tmp, sizeof(tmp));
+
+ if (ret)
+ return ret;
+
+ if (!wait_event_timeout(dev->ep1_wait_queue,
+ dev->audio_parm_answer >= 0, HZ))
+ return -EPIPE;
+
+ if (dev->audio_parm_answer != 1)
+ debug("unable to set the device's audio params\n");
+ else
+ dev->bpp = bpp;
+
+ return dev->audio_parm_answer == 1 ? 0 : -EINVAL;
+}
+
+int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev,
+ int digital, int analog, int erp)
+{
+ char tmp[3] = { digital, analog, erp };
+ return snd_usb_caiaq_send_command(dev, EP1_CMD_AUTO_MSG,
+ tmp, sizeof(tmp));
+}
+
+static void __devinit setup_card(struct snd_usb_caiaqdev *dev)
+{
+ int ret;
+ char val[4];
+
+ /* device-specific startup specials */
+ switch (dev->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(dev, 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(dev, 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(dev, EP1_CMD_WRITE_IO, val, 1);
+ break;
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
+ /* Audio 8 DJ - trigger read of current settings */
+ dev->control_state[0] = 0xff;
+ snd_usb_caiaq_set_auto_msg(dev, 1, 0, 0);
+ snd_usb_caiaq_send_command(dev, EP1_CMD_READ_IO, NULL, 0);
+
+ if (!wait_event_timeout(dev->ep1_wait_queue,
+ dev->control_state[0] != 0xff, HZ))
+ return;
+
+ /* fix up some defaults */
+ if ((dev->control_state[1] != 2) ||
+ (dev->control_state[2] != 3) ||
+ (dev->control_state[4] != 2)) {
+ dev->control_state[1] = 2;
+ dev->control_state[2] = 3;
+ dev->control_state[4] = 2;
+ snd_usb_caiaq_send_command(dev,
+ EP1_CMD_WRITE_IO, dev->control_state, 6);
+ }
+
+ break;
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
+ /* Audio 4 DJ - default input mode to phono */
+ dev->control_state[0] = 2;
+ snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
+ dev->control_state, 1);
+ break;
+ }
+
+ if (dev->spec.num_analog_audio_out +
+ dev->spec.num_analog_audio_in +
+ dev->spec.num_digital_audio_out +
+ dev->spec.num_digital_audio_in > 0) {
+ ret = snd_usb_caiaq_audio_init(dev);
+ if (ret < 0)
+ log("Unable to set up audio system (ret=%d)\n", ret);
+ }
+
+ if (dev->spec.num_midi_in +
+ dev->spec.num_midi_out > 0) {
+ ret = snd_usb_caiaq_midi_init(dev);
+ if (ret < 0)
+ log("Unable to set up MIDI system (ret=%d)\n", ret);
+ }
+
+#ifdef CONFIG_SND_USB_CAIAQ_INPUT
+ ret = snd_usb_caiaq_input_init(dev);
+ if (ret < 0)
+ log("Unable to set up input system (ret=%d)\n", ret);
+#endif
+
+ /* finally, register the card and all its sub-instances */
+ ret = snd_card_register(dev->chip.card);
+ if (ret < 0) {
+ log("snd_card_register() returned %d\n", ret);
+ snd_card_free(dev->chip.card);
+ }
+
+ ret = snd_usb_caiaq_control_init(dev);
+ if (ret < 0)
+ log("Unable to set up control system (ret=%d)\n", ret);
+}
+
+static int create_card(struct usb_device* usb_dev, struct snd_card **cardp)
+{
+ int devnum;
+ int err;
+ struct snd_card *card;
+ struct snd_usb_caiaqdev *dev;
+
+ for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
+ if (enable[devnum] && !snd_card_used[devnum])
+ break;
+
+ if (devnum >= SNDRV_CARDS)
+ return -ENODEV;
+
+ err = snd_card_create(index[devnum], id[devnum], THIS_MODULE,
+ sizeof(struct snd_usb_caiaqdev), &card);
+ if (err < 0)
+ return err;
+
+ dev = caiaqdev(card);
+ dev->chip.dev = usb_dev;
+ dev->chip.card = card;
+ dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor),
+ le16_to_cpu(usb_dev->descriptor.idProduct));
+ spin_lock_init(&dev->spinlock);
+ snd_card_set_dev(card, &usb_dev->dev);
+
+ *cardp = card;
+ return 0;
+}
+
+static int __devinit init_card(struct snd_usb_caiaqdev *dev)
+{
+ char *c;
+ struct usb_device *usb_dev = dev->chip.dev;
+ struct snd_card *card = dev->chip.card;
+ int err, len;
+
+ if (usb_set_interface(usb_dev, 0, 1) != 0) {
+ log("can't set alt interface.\n");
+ return -EIO;
+ }
+
+ usb_init_urb(&dev->ep1_in_urb);
+ usb_init_urb(&dev->midi_out_urb);
+
+ usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev,
+ usb_rcvbulkpipe(usb_dev, 0x1),
+ dev->ep1_in_buf, EP1_BUFSIZE,
+ usb_ep1_command_reply_dispatch, dev);
+
+ usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev,
+ usb_sndbulkpipe(usb_dev, 0x1),
+ dev->midi_out_buf, EP1_BUFSIZE,
+ snd_usb_caiaq_midi_output_done, dev);
+
+ init_waitqueue_head(&dev->ep1_wait_queue);
+ init_waitqueue_head(&dev->prepare_wait_queue);
+
+ if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0)
+ return -EIO;
+
+ err = snd_usb_caiaq_send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
+ if (err)
+ return err;
+
+ if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ))
+ return -ENODEV;
+
+ usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
+ dev->vendor_name, CAIAQ_USB_STR_LEN);
+
+ usb_string(usb_dev, usb_dev->descriptor.iProduct,
+ dev->product_name, CAIAQ_USB_STR_LEN);
+
+ usb_string(usb_dev, usb_dev->descriptor.iSerialNumber,
+ dev->serial, CAIAQ_USB_STR_LEN);
+
+ /* terminate serial string at first white space occurence */
+ c = strchr(dev->serial, ' ');
+ if (c)
+ *c = '\0';
+
+ strcpy(card->driver, MODNAME);
+ strcpy(card->shortname, dev->product_name);
+
+ len = snprintf(card->longname, sizeof(card->longname),
+ "%s %s (serial %s, ",
+ dev->vendor_name, dev->product_name, dev->serial);
+
+ if (len < sizeof(card->longname) - 2)
+ len += usb_make_path(usb_dev, card->longname + len,
+ sizeof(card->longname) - len);
+
+ card->longname[len++] = ')';
+ card->longname[len] = '\0';
+ setup_card(dev);
+ return 0;
+}
+
+static int __devinit snd_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ int ret;
+ struct snd_card *card;
+ struct usb_device *device = interface_to_usbdev(intf);
+
+ ret = create_card(device, &card);
+
+ if (ret < 0)
+ return ret;
+
+ usb_set_intfdata(intf, card);
+ ret = init_card(caiaqdev(card));
+ if (ret < 0) {
+ log("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_usb_caiaqdev *dev;
+ struct snd_card *card = usb_get_intfdata(intf);
+
+ debug("%s(%p)\n", __func__, intf);
+
+ if (!card)
+ return;
+
+ dev = caiaqdev(card);
+ snd_card_disconnect(card);
+
+#ifdef CONFIG_SND_USB_CAIAQ_INPUT
+ snd_usb_caiaq_input_free(dev);
+#endif
+ snd_usb_caiaq_audio_free(dev);
+
+ usb_kill_urb(&dev->ep1_in_urb);
+ usb_kill_urb(&dev->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,
+};
+
+static int __init snd_module_init(void)
+{
+ return usb_register(&snd_usb_driver);
+}
+
+static void __exit snd_module_exit(void)
+{
+ usb_deregister(&snd_usb_driver);
+}
+
+module_init(snd_module_init)
+module_exit(snd_module_exit)
+
--- /dev/null
+#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_AUDIO4DJ 0x0839
+#define USB_PID_AUDIO8DJ 0x1978
+#define USB_PID_SESSIONIO 0x1915
+#define USB_PID_GUITARRIGMOBILE 0x0d8d
+
+#define EP1_BUFSIZE 64
+#define CAIAQ_USB_STR_LEN 0xff
+#define MAX_STREAMS 32
+
+//#define SND_USB_CAIAQ_DEBUG
+
+#define MODNAME "snd-usb-caiaq"
+#define log(x...) snd_printk(KERN_WARNING MODNAME" log: " x)
+
+#ifdef SND_USB_CAIAQ_DEBUG
+#define debug(x...) snd_printk(KERN_WARNING MODNAME " debug: " x)
+#else
+#define debug(x...) do { } while(0)
+#endif
+
+#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];
+ char serial[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;
+
+ struct snd_pcm_substream *sub_playback[MAX_STREAMS];
+ struct snd_pcm_substream *sub_capture[MAX_STREAMS];
+
+ /* Controls */
+ unsigned char control_state[64];
+
+ /* Linux input */
+#ifdef CONFIG_SND_USB_CAIAQ_INPUT
+ struct input_dev *input_dev;
+ char phys[64]; /* physical device path */
+ unsigned short keycode[64];
+#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 *dev;
+ int index;
+};
+
+#define caiaqdev(c) ((struct snd_usb_caiaqdev*)(c)->private_data)
+
+int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, int rate, int depth, int bbp);
+int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev, int digital, int analog, int erp);
+int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev,
+ unsigned char command,
+ const unsigned char *buffer,
+ int len);
+
+#endif /* CAIAQ_DEVICE_H */
--- /dev/null
+/*
+ * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include <linux/init.h>
+#include <linux/usb.h>
+#include <linux/usb/input.h>
+#include <sound/pcm.h>
+
+#include "device.h"
+#include "input.h"
+
+static unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A };
+static unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4,
+ KEY_5, KEY_6, KEY_7 };
+static unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4,
+ KEY_5, KEY_6, KEY_7, KEY_5, KEY_6 };
+
+static 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 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 void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
+ const unsigned char *buf,
+ unsigned int len)
+{
+ struct input_dev *input_dev = dev->input_dev;
+
+ switch (dev->chip.usb_id) {
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
+ input_report_abs(input_dev, ABS_X, (buf[4] << 8) | buf[5]);
+ input_report_abs(input_dev, ABS_Y, (buf[0] << 8) | buf[1]);
+ input_report_abs(input_dev, ABS_Z, (buf[2] << 8) | buf[3]);
+ input_sync(input_dev);
+ break;
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
+ input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
+ input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
+ input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
+ input_sync(input_dev);
+ break;
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
+ case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
+ input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
+ input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
+ input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
+ input_sync(input_dev);
+ break;
+ }
+}
+
+static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
+ const char *buf, unsigned int len)
+{
+ struct input_dev *input_dev = dev->input_dev;
+ int i;
+
+ switch (dev->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;
+ }
+}
+
+static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
+ char *buf, unsigned int len)
+{
+ struct input_dev *input_dev = dev->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)));
+
+ if (dev->chip.usb_id ==
+ USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER) ||
+ dev->chip.usb_id ==
+ USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2))
+ input_report_abs(dev->input_dev, ABS_MISC, 255 - buf[4]);
+
+ input_sync(input_dev);
+}
+
+void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev,
+ char *buf,
+ unsigned int len)
+{
+ if (!dev->input_dev || len < 1)
+ return;
+
+ switch (buf[0]) {
+ case EP1_CMD_READ_ANALOG:
+ snd_caiaq_input_read_analog(dev, buf + 1, len - 1);
+ break;
+ case EP1_CMD_READ_ERP:
+ snd_caiaq_input_read_erp(dev, buf + 1, len - 1);
+ break;
+ case EP1_CMD_READ_IO:
+ snd_caiaq_input_read_io(dev, buf + 1, len - 1);
+ break;
+ }
+}
+
+int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
+{
+ struct usb_device *usb_dev = dev->chip.dev;
+ struct input_dev *input;
+ int i, ret;
+
+ input = input_allocate_device();
+ if (!input)
+ return -ENOMEM;
+
+ usb_make_path(usb_dev, dev->phys, sizeof(dev->phys));
+ strlcat(dev->phys, "/input0", sizeof(dev->phys));
+
+ input->name = dev->product_name;
+ input->phys = dev->phys;
+ usb_to_input_id(usb_dev, &input->id);
+ input->dev.parent = &usb_dev->dev;
+
+ switch (dev->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(dev->keycode) < sizeof(keycode_rk2));
+ memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_rk3));
+ memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_ak1));
+ memcpy(dev->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(dev, 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(dev->keycode) < sizeof(keycode_kore));
+ memcpy(dev->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(dev, 1, 10, 5);
+ break;
+ default:
+ /* no input methods supported on this device */
+ input_free_device(input);
+ return 0;
+ }
+
+ input->keycode = dev->keycode;
+ input->keycodesize = sizeof(unsigned short);
+ for (i = 0; i < input->keycodemax; i++)
+ __set_bit(dev->keycode[i], input->keybit);
+
+ ret = input_register_device(input);
+ if (ret < 0) {
+ input_free_device(input);
+ return ret;
+ }
+
+ dev->input_dev = input;
+ return 0;
+}
+
+void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *dev)
+{
+ if (!dev || !dev->input_dev)
+ return;
+
+ input_unregister_device(dev->input_dev);
+ dev->input_dev = NULL;
+}
+
--- /dev/null
+#ifndef CAIAQ_INPUT_H
+#define CAIAQ_INPUT_H
+
+void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev, char *buf, unsigned int len);
+int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev);
+void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *dev);
+
+#endif
--- /dev/null
+/*
+ * Copyright (c) 2006,2007 Daniel Mack
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include <linux/usb.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 *dev = substream->rmidi->private_data;
+
+ if (!dev)
+ return;
+
+ dev->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 *dev = substream->rmidi->private_data;
+ if (dev->midi_out_active) {
+ usb_kill_urb(&dev->midi_out_urb);
+ dev->midi_out_active = 0;
+ }
+ return 0;
+}
+
+static void snd_usb_caiaq_midi_send(struct snd_usb_caiaqdev *dev,
+ struct snd_rawmidi_substream *substream)
+{
+ int len, ret;
+
+ dev->midi_out_buf[0] = EP1_CMD_MIDI_WRITE;
+ dev->midi_out_buf[1] = 0; /* port */
+ len = snd_rawmidi_transmit(substream, dev->midi_out_buf + 3,
+ EP1_BUFSIZE - 3);
+
+ if (len <= 0)
+ return;
+
+ dev->midi_out_buf[2] = len;
+ dev->midi_out_urb.transfer_buffer_length = len+3;
+
+ ret = usb_submit_urb(&dev->midi_out_urb, GFP_ATOMIC);
+ if (ret < 0)
+ log("snd_usb_caiaq_midi_send(%p): usb_submit_urb() failed,"
+ "ret=%d, len=%d\n",
+ substream, ret, len);
+ else
+ dev->midi_out_active = 1;
+}
+
+static void snd_usb_caiaq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
+{
+ struct snd_usb_caiaqdev *dev = substream->rmidi->private_data;
+
+ if (up) {
+ dev->midi_out_substream = substream;
+ if (!dev->midi_out_active)
+ snd_usb_caiaq_midi_send(dev, substream);
+ } else {
+ dev->midi_out_substream = NULL;
+ }
+}
+
+
+static 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 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 *dev,
+ int port, const char *buf, int len)
+{
+ if (!dev->midi_receive_substream)
+ return;
+
+ snd_rawmidi_receive(dev->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;
+
+ strcpy(rmidi->name, device->product_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 *dev = urb->context;
+
+ dev->midi_out_active = 0;
+ if (urb->status != 0)
+ return;
+
+ if (!dev->midi_out_substream)
+ return;
+
+ snd_usb_caiaq_midi_send(dev, dev->midi_out_substream);
+}
+
--- /dev/null
+#ifndef CAIAQ_MIDI_H
+#define CAIAQ_MIDI_H
+
+int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *dev);
+void snd_usb_caiaq_midi_handle_input(struct snd_usb_caiaqdev *dev, int port, const char *buf, int len);
+void snd_usb_caiaq_midi_output_done(struct urb* urb);
+
+#endif /* CAIAQ_MIDI_H */
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff