diff options
Diffstat (limited to 'drivers/staging/line6')
26 files changed, 0 insertions, 5963 deletions
diff --git a/drivers/staging/line6/Kconfig b/drivers/staging/line6/Kconfig deleted file mode 100644 index 4f1219b4c692..000000000000 --- a/drivers/staging/line6/Kconfig +++ /dev/null @@ -1,38 +0,0 @@ -menuconfig LINE6_USB - tristate "Line6 USB support" - depends on USB && SND - select SND_RAWMIDI - select SND_PCM - help - This is a driver for the guitar amp, cab, and effects modeller - PODxt Pro by Line6 (and similar devices), supporting the - following features: - * Reading/writing individual parameters - * Reading/writing complete channel, effects setup, and amp - setup data - * Channel switching - * Virtual MIDI interface - * Tuner access - * Playback/capture/mixer device for any ALSA-compatible PCM - audio application - * Signal routing (record clean/processed guitar signal, - re-amping) - - Preliminary support for the Variax Workbench and TonePort - devices is included. - -if LINE6_USB - -config LINE6_USB_IMPULSE_RESPONSE - bool "measure impulse response" - default n - help - Say Y here to add code to measure the impulse response of a Line6 - device. This is more accurate than user-space methods since it - bypasses any PCM data buffering (e.g., by ALSA or jack). This is - useful for assessing the performance of new devices, but is not - required for normal operation. - - If unsure, say N. - -endif # LINE6_USB diff --git a/drivers/staging/line6/Makefile b/drivers/staging/line6/Makefile deleted file mode 100644 index ae5c374b0f87..000000000000 --- a/drivers/staging/line6/Makefile +++ /dev/null @@ -1,14 +0,0 @@ -obj-$(CONFIG_LINE6_USB) += line6usb.o - -line6usb-y := \ - audio.o \ - capture.o \ - driver.o \ - midi.o \ - midibuf.o \ - pcm.o \ - playback.o \ - pod.o \ - toneport.o \ - variax.o \ - podhd.o diff --git a/drivers/staging/line6/audio.c b/drivers/staging/line6/audio.c deleted file mode 100644 index 171d80c1b020..000000000000 --- a/drivers/staging/line6/audio.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <sound/core.h> -#include <sound/initval.h> -#include <linux/export.h> - -#include "driver.h" -#include "audio.h" - -/* - Initialize the Line6 USB audio system. -*/ -int line6_init_audio(struct usb_line6 *line6) -{ - struct snd_card *card; - int err; - - err = snd_card_new(line6->ifcdev, - SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, - THIS_MODULE, 0, &card); - if (err < 0) - return err; - - line6->card = card; - - strcpy(card->id, line6->properties->id); - strcpy(card->driver, DRIVER_NAME); - strcpy(card->shortname, line6->properties->name); - /* longname is 80 chars - see asound.h */ - sprintf(card->longname, "Line6 %s at USB %s", line6->properties->name, - dev_name(line6->ifcdev)); - return 0; -} - -/* - Register the Line6 USB audio system. -*/ -int line6_register_audio(struct usb_line6 *line6) -{ - int err; - - err = snd_card_register(line6->card); - if (err < 0) - return err; - - return 0; -} - -/* - Cleanup the Line6 USB audio system. -*/ -void line6_cleanup_audio(struct usb_line6 *line6) -{ - struct snd_card *card = line6->card; - - if (card == NULL) - return; - - snd_card_disconnect(card); - snd_card_free(card); - line6->card = NULL; -} diff --git a/drivers/staging/line6/audio.h b/drivers/staging/line6/audio.h deleted file mode 100644 index 5f8a09a0fa95..000000000000 --- a/drivers/staging/line6/audio.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef AUDIO_H -#define AUDIO_H - -#include "driver.h" - -extern void line6_cleanup_audio(struct usb_line6 *); -extern int line6_init_audio(struct usb_line6 *); -extern int line6_register_audio(struct usb_line6 *); - -#endif diff --git a/drivers/staging/line6/capture.c b/drivers/staging/line6/capture.c deleted file mode 100644 index e6ca631e3f79..000000000000 --- a/drivers/staging/line6/capture.c +++ /dev/null @@ -1,432 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "pcm.h" -#include "pod.h" - -/* - Find a free URB and submit it. -*/ -static int submit_audio_in_urb(struct snd_line6_pcm *line6pcm) -{ - int index; - unsigned long flags; - int i, urb_size; - int ret; - struct urb *urb_in; - - spin_lock_irqsave(&line6pcm->lock_audio_in, flags); - index = - find_first_zero_bit(&line6pcm->active_urb_in, LINE6_ISO_BUFFERS); - - if (index < 0 || index >= LINE6_ISO_BUFFERS) { - spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags); - dev_err(line6pcm->line6->ifcdev, "no free URB found\n"); - return -EINVAL; - } - - urb_in = line6pcm->urb_audio_in[index]; - urb_size = 0; - - for (i = 0; i < LINE6_ISO_PACKETS; ++i) { - struct usb_iso_packet_descriptor *fin = - &urb_in->iso_frame_desc[i]; - fin->offset = urb_size; - fin->length = line6pcm->max_packet_size; - urb_size += line6pcm->max_packet_size; - } - - urb_in->transfer_buffer = - line6pcm->buffer_in + - index * LINE6_ISO_PACKETS * line6pcm->max_packet_size; - urb_in->transfer_buffer_length = urb_size; - urb_in->context = line6pcm; - - ret = usb_submit_urb(urb_in, GFP_ATOMIC); - - if (ret == 0) - set_bit(index, &line6pcm->active_urb_in); - else - dev_err(line6pcm->line6->ifcdev, - "URB in #%d submission failed (%d)\n", index, ret); - - spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags); - return 0; -} - -/* - Submit all currently available capture URBs. -*/ -int line6_submit_audio_in_all_urbs(struct snd_line6_pcm *line6pcm) -{ - int ret, i; - - for (i = 0; i < LINE6_ISO_BUFFERS; ++i) { - ret = submit_audio_in_urb(line6pcm); - if (ret < 0) - return ret; - } - - return 0; -} - -/* - Unlink all currently active capture URBs. -*/ -void line6_unlink_audio_in_urbs(struct snd_line6_pcm *line6pcm) -{ - unsigned int i; - - for (i = LINE6_ISO_BUFFERS; i--;) { - if (test_bit(i, &line6pcm->active_urb_in)) { - if (!test_and_set_bit(i, &line6pcm->unlink_urb_in)) { - struct urb *u = line6pcm->urb_audio_in[i]; - - usb_unlink_urb(u); - } - } - } -} - -/* - Wait until unlinking of all currently active capture URBs has been - finished. -*/ -void line6_wait_clear_audio_in_urbs(struct snd_line6_pcm *line6pcm) -{ - int timeout = HZ; - unsigned int i; - int alive; - - do { - alive = 0; - for (i = LINE6_ISO_BUFFERS; i--;) { - if (test_bit(i, &line6pcm->active_urb_in)) - alive++; - } - if (!alive) - break; - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(1); - } while (--timeout > 0); - if (alive) - snd_printk(KERN_ERR "timeout: still %d active urbs..\n", alive); -} - -/* - Unlink all currently active capture URBs, and wait for finishing. -*/ -void line6_unlink_wait_clear_audio_in_urbs(struct snd_line6_pcm *line6pcm) -{ - line6_unlink_audio_in_urbs(line6pcm); - line6_wait_clear_audio_in_urbs(line6pcm); -} - -/* - Copy data into ALSA capture buffer. -*/ -void line6_capture_copy(struct snd_line6_pcm *line6pcm, char *fbuf, int fsize) -{ - struct snd_pcm_substream *substream = - get_substream(line6pcm, SNDRV_PCM_STREAM_CAPTURE); - struct snd_pcm_runtime *runtime = substream->runtime; - const int bytes_per_frame = line6pcm->properties->bytes_per_frame; - int frames = fsize / bytes_per_frame; - - if (runtime == NULL) - return; - - if (line6pcm->pos_in_done + frames > runtime->buffer_size) { - /* - The transferred area goes over buffer boundary, - copy two separate chunks. - */ - int len; - - len = runtime->buffer_size - line6pcm->pos_in_done; - - if (len > 0) { - memcpy(runtime->dma_area + - line6pcm->pos_in_done * bytes_per_frame, fbuf, - len * bytes_per_frame); - memcpy(runtime->dma_area, fbuf + len * bytes_per_frame, - (frames - len) * bytes_per_frame); - } else { - /* this is somewhat paranoid */ - dev_err(line6pcm->line6->ifcdev, - "driver bug: len = %d\n", len); - } - } else { - /* copy single chunk */ - memcpy(runtime->dma_area + - line6pcm->pos_in_done * bytes_per_frame, fbuf, fsize); - } - - line6pcm->pos_in_done += frames; - if (line6pcm->pos_in_done >= runtime->buffer_size) - line6pcm->pos_in_done -= runtime->buffer_size; -} - -void line6_capture_check_period(struct snd_line6_pcm *line6pcm, int length) -{ - struct snd_pcm_substream *substream = - get_substream(line6pcm, SNDRV_PCM_STREAM_CAPTURE); - - line6pcm->bytes_in += length; - if (line6pcm->bytes_in >= line6pcm->period_in) { - line6pcm->bytes_in %= line6pcm->period_in; - snd_pcm_period_elapsed(substream); - } -} - -void line6_free_capture_buffer(struct snd_line6_pcm *line6pcm) -{ - kfree(line6pcm->buffer_in); - line6pcm->buffer_in = NULL; -} - -/* - * Callback for completed capture URB. - */ -static void audio_in_callback(struct urb *urb) -{ - int i, index, length = 0, shutdown = 0; - unsigned long flags; - - struct snd_line6_pcm *line6pcm = (struct snd_line6_pcm *)urb->context; - - line6pcm->last_frame_in = urb->start_frame; - - /* find index of URB */ - for (index = 0; index < LINE6_ISO_BUFFERS; ++index) - if (urb == line6pcm->urb_audio_in[index]) - break; - - spin_lock_irqsave(&line6pcm->lock_audio_in, flags); - - for (i = 0; i < LINE6_ISO_PACKETS; ++i) { - char *fbuf; - int fsize; - struct usb_iso_packet_descriptor *fin = &urb->iso_frame_desc[i]; - - if (fin->status == -EXDEV) { - shutdown = 1; - break; - } - - fbuf = urb->transfer_buffer + fin->offset; - fsize = fin->actual_length; - - if (fsize > line6pcm->max_packet_size) { - dev_err(line6pcm->line6->ifcdev, - "driver and/or device bug: packet too large (%d > %d)\n", - fsize, line6pcm->max_packet_size); - } - - length += fsize; - - /* the following assumes LINE6_ISO_PACKETS == 1: */ - line6pcm->prev_fbuf = fbuf; - line6pcm->prev_fsize = fsize; - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - if (!(line6pcm->flags & LINE6_BITS_PCM_IMPULSE)) -#endif - if (test_bit(LINE6_INDEX_PCM_ALSA_CAPTURE_STREAM, - &line6pcm->flags) && (fsize > 0)) - line6_capture_copy(line6pcm, fbuf, fsize); - } - - clear_bit(index, &line6pcm->active_urb_in); - - if (test_and_clear_bit(index, &line6pcm->unlink_urb_in)) - shutdown = 1; - - spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags); - - if (!shutdown) { - submit_audio_in_urb(line6pcm); - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - if (!(line6pcm->flags & LINE6_BITS_PCM_IMPULSE)) -#endif - if (test_bit(LINE6_INDEX_PCM_ALSA_CAPTURE_STREAM, - &line6pcm->flags)) - line6_capture_check_period(line6pcm, length); - } -} - -/* open capture callback */ -static int snd_line6_capture_open(struct snd_pcm_substream *substream) -{ - int err; - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - err = snd_pcm_hw_constraint_ratdens(runtime, 0, - SNDRV_PCM_HW_PARAM_RATE, - (&line6pcm-> - properties->snd_line6_rates)); - if (err < 0) - return err; - - runtime->hw = line6pcm->properties->snd_line6_capture_hw; - return 0; -} - -/* close capture callback */ -static int snd_line6_capture_close(struct snd_pcm_substream *substream) -{ - return 0; -} - -/* hw_params capture callback */ -static int snd_line6_capture_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - int ret; - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - /* -- Florian Demski [FD] */ - /* don't ask me why, but this fixes the bug on my machine */ - if (line6pcm == NULL) { - if (substream->pcm == NULL) - return -ENOMEM; - if (substream->pcm->private_data == NULL) - return -ENOMEM; - substream->private_data = substream->pcm->private_data; - line6pcm = snd_pcm_substream_chip(substream); - } - /* -- [FD] end */ - - ret = line6_pcm_acquire(line6pcm, LINE6_BIT_PCM_ALSA_CAPTURE_BUFFER); - - if (ret < 0) - return ret; - - ret = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (ret < 0) { - line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_CAPTURE_BUFFER); - return ret; - } - - line6pcm->period_in = params_period_bytes(hw_params); - return 0; -} - -/* hw_free capture callback */ -static int snd_line6_capture_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_CAPTURE_BUFFER); - return snd_pcm_lib_free_pages(substream); -} - -/* trigger callback */ -int snd_line6_capture_trigger(struct snd_line6_pcm *line6pcm, int cmd) -{ - int err; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: -#ifdef CONFIG_PM - case SNDRV_PCM_TRIGGER_RESUME: -#endif - err = line6_pcm_acquire(line6pcm, - LINE6_BIT_PCM_ALSA_CAPTURE_STREAM); - - if (err < 0) - return err; - - break; - - case SNDRV_PCM_TRIGGER_STOP: -#ifdef CONFIG_PM - case SNDRV_PCM_TRIGGER_SUSPEND: -#endif - err = line6_pcm_release(line6pcm, - LINE6_BIT_PCM_ALSA_CAPTURE_STREAM); - - if (err < 0) - return err; - - break; - - default: - return -EINVAL; - } - - return 0; -} - -/* capture pointer callback */ -static snd_pcm_uframes_t -snd_line6_capture_pointer(struct snd_pcm_substream *substream) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - return line6pcm->pos_in_done; -} - -/* capture operators */ -struct snd_pcm_ops snd_line6_capture_ops = { - .open = snd_line6_capture_open, - .close = snd_line6_capture_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_line6_capture_hw_params, - .hw_free = snd_line6_capture_hw_free, - .prepare = snd_line6_prepare, - .trigger = snd_line6_trigger, - .pointer = snd_line6_capture_pointer, -}; - -int line6_create_audio_in_urbs(struct snd_line6_pcm *line6pcm) -{ - int i; - - /* create audio URBs and fill in constant values: */ - for (i = 0; i < LINE6_ISO_BUFFERS; ++i) { - struct urb *urb; - - /* URB for audio in: */ - urb = line6pcm->urb_audio_in[i] = - usb_alloc_urb(LINE6_ISO_PACKETS, GFP_KERNEL); - - if (urb == NULL) { - dev_err(line6pcm->line6->ifcdev, "Out of memory\n"); - return -ENOMEM; - } - - urb->dev = line6pcm->line6->usbdev; - urb->pipe = - usb_rcvisocpipe(line6pcm->line6->usbdev, - line6pcm->ep_audio_read & - USB_ENDPOINT_NUMBER_MASK); - urb->transfer_flags = URB_ISO_ASAP; - urb->start_frame = -1; - urb->number_of_packets = LINE6_ISO_PACKETS; - urb->interval = LINE6_ISO_INTERVAL; - urb->error_count = 0; - urb->complete = audio_in_callback; - } - - return 0; -} diff --git a/drivers/staging/line6/capture.h b/drivers/staging/line6/capture.h deleted file mode 100644 index 4157bcb598a9..000000000000 --- a/drivers/staging/line6/capture.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef CAPTURE_H -#define CAPTURE_H - -#include <sound/pcm.h> - -#include "driver.h" -#include "pcm.h" - -extern struct snd_pcm_ops snd_line6_capture_ops; - -extern void line6_capture_copy(struct snd_line6_pcm *line6pcm, char *fbuf, - int fsize); -extern void line6_capture_check_period(struct snd_line6_pcm *line6pcm, - int length); -extern int line6_create_audio_in_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_free_capture_buffer(struct snd_line6_pcm *line6pcm); -extern int line6_submit_audio_in_all_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_unlink_audio_in_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_unlink_wait_clear_audio_in_urbs(struct snd_line6_pcm - *line6pcm); -extern void line6_wait_clear_audio_in_urbs(struct snd_line6_pcm *line6pcm); -extern int snd_line6_capture_trigger(struct snd_line6_pcm *line6pcm, int cmd); - -#endif diff --git a/drivers/staging/line6/driver.c b/drivers/staging/line6/driver.c deleted file mode 100644 index 503b2d763595..000000000000 --- a/drivers/staging/line6/driver.c +++ /dev/null @@ -1,1162 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/usb.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "midi.h" -#include "playback.h" -#include "pod.h" -#include "podhd.h" -#include "revision.h" -#include "toneport.h" -#include "usbdefs.h" -#include "variax.h" - -#define DRIVER_AUTHOR "Markus Grabner <grabner@icg.tugraz.at>" -#define DRIVER_DESC "Line6 USB Driver" -#define DRIVER_VERSION "0.9.1beta" DRIVER_REVISION - -/* table of devices that work with this driver */ -static const struct usb_device_id line6_id_table[] = { - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXT)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXTLIVE)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXTPRO)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_GUITARPORT)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_POCKETPOD)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODHD300)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODHD400)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODHD500)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_GX)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_UX1)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_UX2)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODX3)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODX3LIVE)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXT)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXTLIVE)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXTPRO)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_GX)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_UX1)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_UX2)}, - {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_VARIAX)}, - {}, -}; - -MODULE_DEVICE_TABLE(usb, line6_id_table); - -#define L6PROP(dev_bit, dev_id, dev_name, dev_cap)\ - {.device_bit = LINE6_BIT_##dev_bit, .id = dev_id,\ - .name = dev_name, .capabilities = LINE6_BIT_##dev_cap} - -/* *INDENT-OFF* */ -static const struct line6_properties line6_properties_table[] = { - L6PROP(BASSPODXT, "BassPODxt", "BassPODxt", CTRL_PCM_HW), - L6PROP(BASSPODXTLIVE, "BassPODxtLive", "BassPODxt Live", CTRL_PCM_HW), - L6PROP(BASSPODXTPRO, "BassPODxtPro", "BassPODxt Pro", CTRL_PCM_HW), - L6PROP(GUITARPORT, "GuitarPort", "GuitarPort", PCM), - L6PROP(POCKETPOD, "PocketPOD", "Pocket POD", CONTROL), - L6PROP(PODHD300, "PODHD300", "POD HD300", CTRL_PCM_HW), - L6PROP(PODHD400, "PODHD400", "POD HD400", CTRL_PCM_HW), - L6PROP(PODHD500, "PODHD500", "POD HD500", CTRL_PCM_HW), - L6PROP(PODSTUDIO_GX, "PODStudioGX", "POD Studio GX", PCM), - L6PROP(PODSTUDIO_UX1, "PODStudioUX1", "POD Studio UX1", PCM), - L6PROP(PODSTUDIO_UX2, "PODStudioUX2", "POD Studio UX2", PCM), - L6PROP(PODX3, "PODX3", "POD X3", PCM), - L6PROP(PODX3LIVE, "PODX3Live", "POD X3 Live", PCM), - L6PROP(PODXT, "PODxt", "PODxt", CTRL_PCM_HW), - L6PROP(PODXTLIVE, "PODxtLive", "PODxt Live", CTRL_PCM_HW), - L6PROP(PODXTPRO, "PODxtPro", "PODxt Pro", CTRL_PCM_HW), - L6PROP(TONEPORT_GX, "TonePortGX", "TonePort GX", PCM), - L6PROP(TONEPORT_UX1, "TonePortUX1", "TonePort UX1", PCM), - L6PROP(TONEPORT_UX2, "TonePortUX2", "TonePort UX2", PCM), - L6PROP(VARIAX, "Variax", "Variax Workbench", CONTROL), -}; -/* *INDENT-ON* */ - -/* - This is Line6's MIDI manufacturer ID. -*/ -const unsigned char line6_midi_id[] = { - 0x00, 0x01, 0x0c -}; - -/* - Code to request version of POD, Variax interface - (and maybe other devices). -*/ -static const char line6_request_version[] = { - 0xf0, 0x7e, 0x7f, 0x06, 0x01, 0xf7 -}; - -/** - Class for asynchronous messages. -*/ -struct message { - struct usb_line6 *line6; - const char *buffer; - int size; - int done; -}; - -/* - Forward declarations. -*/ -static void line6_data_received(struct urb *urb); -static int line6_send_raw_message_async_part(struct message *msg, - struct urb *urb); - -/* - Start to listen on endpoint. -*/ -static int line6_start_listen(struct usb_line6 *line6) -{ - int err; - - usb_fill_int_urb(line6->urb_listen, line6->usbdev, - usb_rcvintpipe(line6->usbdev, line6->ep_control_read), - line6->buffer_listen, LINE6_BUFSIZE_LISTEN, - line6_data_received, line6, line6->interval); - line6->urb_listen->actual_length = 0; - err = usb_submit_urb(line6->urb_listen, GFP_ATOMIC); - return err; -} - -/* - Stop listening on endpoint. -*/ -static void line6_stop_listen(struct usb_line6 *line6) -{ - usb_kill_urb(line6->urb_listen); -} - -/* - Send raw message in pieces of wMaxPacketSize bytes. -*/ -int line6_send_raw_message(struct usb_line6 *line6, const char *buffer, - int size) -{ - int i, done = 0; - - for (i = 0; i < size; i += line6->max_packet_size) { - int partial; - const char *frag_buf = buffer + i; - int frag_size = min(line6->max_packet_size, size - i); - int retval; - - retval = usb_interrupt_msg(line6->usbdev, - usb_sndintpipe(line6->usbdev, - line6->ep_control_write), - (char *)frag_buf, frag_size, - &partial, LINE6_TIMEOUT * HZ); - - if (retval) { - dev_err(line6->ifcdev, - "usb_interrupt_msg failed (%d)\n", retval); - break; - } - - done += frag_size; - } - - return done; -} - -/* - Notification of completion of asynchronous request transmission. -*/ -static void line6_async_request_sent(struct urb *urb) -{ - struct message *msg = (struct message *)urb->context; - - if (msg->done >= msg->size) { - usb_free_urb(urb); - kfree(msg); - } else - line6_send_raw_message_async_part(msg, urb); -} - -/* - Asynchronously send part of a raw message. -*/ -static int line6_send_raw_message_async_part(struct message *msg, - struct urb *urb) -{ - int retval; - struct usb_line6 *line6 = msg->line6; - int done = msg->done; - int bytes = min(msg->size - done, line6->max_packet_size); - - usb_fill_int_urb(urb, line6->usbdev, - usb_sndintpipe(line6->usbdev, line6->ep_control_write), - (char *)msg->buffer + done, bytes, - line6_async_request_sent, msg, line6->interval); - - msg->done += bytes; - retval = usb_submit_urb(urb, GFP_ATOMIC); - - if (retval < 0) { - dev_err(line6->ifcdev, "%s: usb_submit_urb failed (%d)\n", - __func__, retval); - usb_free_urb(urb); - kfree(msg); - return retval; - } - - return 0; -} - -/* - Setup and start timer. -*/ -void line6_start_timer(struct timer_list *timer, unsigned int msecs, - void (*function)(unsigned long), unsigned long data) -{ - setup_timer(timer, function, data); - timer->expires = jiffies + msecs * HZ / 1000; - add_timer(timer); -} - -/* - Asynchronously send raw message. -*/ -int line6_send_raw_message_async(struct usb_line6 *line6, const char *buffer, - int size) -{ - struct message *msg; - struct urb *urb; - - /* create message: */ - msg = kmalloc(sizeof(struct message), GFP_ATOMIC); - if (msg == NULL) - return -ENOMEM; - - /* create URB: */ - urb = usb_alloc_urb(0, GFP_ATOMIC); - - if (urb == NULL) { - kfree(msg); - dev_err(line6->ifcdev, "Out of memory\n"); - return -ENOMEM; - } - - /* set message data: */ - msg->line6 = line6; - msg->buffer = buffer; - msg->size = size; - msg->done = 0; - - /* start sending: */ - return line6_send_raw_message_async_part(msg, urb); -} - -/* - Send asynchronous device version request. -*/ -int line6_version_request_async(struct usb_line6 *line6) -{ - char *buffer; - int retval; - - buffer = kmemdup(line6_request_version, - sizeof(line6_request_version), GFP_ATOMIC); - if (buffer == NULL) { - dev_err(line6->ifcdev, "Out of memory"); - return -ENOMEM; - } - - retval = line6_send_raw_message_async(line6, buffer, - sizeof(line6_request_version)); - kfree(buffer); - return retval; -} - -/* - Send sysex message in pieces of wMaxPacketSize bytes. -*/ -int line6_send_sysex_message(struct usb_line6 *line6, const char *buffer, - int size) -{ - return line6_send_raw_message(line6, buffer, - size + SYSEX_EXTRA_SIZE) - - SYSEX_EXTRA_SIZE; -} - -/* - Allocate buffer for sysex message and prepare header. - @param code sysex message code - @param size number of bytes between code and sysex end -*/ -char *line6_alloc_sysex_buffer(struct usb_line6 *line6, int code1, int code2, - int size) -{ - char *buffer = kmalloc(size + SYSEX_EXTRA_SIZE, GFP_ATOMIC); - - if (!buffer) - return NULL; - - buffer[0] = LINE6_SYSEX_BEGIN; - memcpy(buffer + 1, line6_midi_id, sizeof(line6_midi_id)); - buffer[sizeof(line6_midi_id) + 1] = code1; - buffer[sizeof(line6_midi_id) + 2] = code2; - buffer[sizeof(line6_midi_id) + 3 + size] = LINE6_SYSEX_END; - return buffer; -} - -/* - Notification of data received from the Line6 device. -*/ -static void line6_data_received(struct urb *urb) -{ - struct usb_line6 *line6 = (struct usb_line6 *)urb->context; - struct midi_buffer *mb = &line6->line6midi->midibuf_in; - int done; - - if (urb->status == -ESHUTDOWN) - return; - - done = - line6_midibuf_write(mb, urb->transfer_buffer, urb->actual_length); - - if (done < urb->actual_length) { - line6_midibuf_ignore(mb, done); - dev_dbg(line6->ifcdev, "%d %d buffer overflow - message skipped\n", - done, urb->actual_length); - } - - for (;;) { - done = - line6_midibuf_read(mb, line6->buffer_message, - LINE6_MESSAGE_MAXLEN); - - if (done == 0) - break; - - line6->message_length = done; - line6_midi_receive(line6, line6->buffer_message, done); - - switch (le16_to_cpu(line6->usbdev->descriptor.idProduct)) { - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTPRO: - case LINE6_DEVID_POCKETPOD: - line6_pod_process_message((struct usb_line6_pod *) - line6); - break; - - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - case LINE6_DEVID_PODHD500: - break; /* let userspace handle MIDI */ - - case LINE6_DEVID_PODXTLIVE: - switch (line6->interface_number) { - case PODXTLIVE_INTERFACE_POD: - line6_pod_process_message((struct usb_line6_pod - *)line6); - break; - - case PODXTLIVE_INTERFACE_VARIAX: - line6_variax_process_message((struct - usb_line6_variax - *)line6); - break; - - default: - dev_err(line6->ifcdev, - "PODxt Live interface %d not supported\n", - line6->interface_number); - } - break; - - case LINE6_DEVID_VARIAX: - line6_variax_process_message((struct usb_line6_variax *) - line6); - break; - - default: - MISSING_CASE; - } - } - - line6_start_listen(line6); -} - -/* - Send channel number (i.e., switch to a different sound). -*/ -int line6_send_program(struct usb_line6 *line6, u8 value) -{ - int retval; - unsigned char *buffer; - int partial; - - buffer = kmalloc(2, GFP_KERNEL); - if (!buffer) - return -ENOMEM; - - buffer[0] = LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST; - buffer[1] = value; - - retval = usb_interrupt_msg(line6->usbdev, - usb_sndintpipe(line6->usbdev, - line6->ep_control_write), - buffer, 2, &partial, LINE6_TIMEOUT * HZ); - - if (retval) - dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n", - retval); - - kfree(buffer); - return retval; -} - -/* - Transmit Line6 control parameter. -*/ -int line6_transmit_parameter(struct usb_line6 *line6, int param, u8 value) -{ - int retval; - unsigned char *buffer; - int partial; - - buffer = kmalloc(3, GFP_KERNEL); - if (!buffer) - return -ENOMEM; - - buffer[0] = LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST; - buffer[1] = param; - buffer[2] = value; - - retval = usb_interrupt_msg(line6->usbdev, - usb_sndintpipe(line6->usbdev, - line6->ep_control_write), - buffer, 3, &partial, LINE6_TIMEOUT * HZ); - - if (retval) - dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n", - retval); - - kfree(buffer); - return retval; -} - -/* - Read data from device. -*/ -int line6_read_data(struct usb_line6 *line6, int address, void *data, - size_t datalen) -{ - struct usb_device *usbdev = line6->usbdev; - int ret; - unsigned char len; - - /* query the serial number: */ - ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - (datalen << 8) | 0x21, address, - NULL, 0, LINE6_TIMEOUT * HZ); - - if (ret < 0) { - dev_err(line6->ifcdev, "read request failed (error %d)\n", ret); - return ret; - } - - /* Wait for data length. We'll get 0xff until length arrives. */ - do { - ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | - USB_DIR_IN, - 0x0012, 0x0000, &len, 1, - LINE6_TIMEOUT * HZ); - if (ret < 0) { - dev_err(line6->ifcdev, - "receive length failed (error %d)\n", ret); - return ret; - } - } while (len == 0xff); - - if (len != datalen) { - /* should be equal or something went wrong */ - dev_err(line6->ifcdev, - "length mismatch (expected %d, got %d)\n", - (int)datalen, (int)len); - return -EINVAL; - } - - /* receive the result: */ - ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0x0013, 0x0000, data, datalen, - LINE6_TIMEOUT * HZ); - - if (ret < 0) { - dev_err(line6->ifcdev, "read failed (error %d)\n", ret); - return ret; - } - - return 0; -} - -/* - Write data to device. -*/ -int line6_write_data(struct usb_line6 *line6, int address, void *data, - size_t datalen) -{ - struct usb_device *usbdev = line6->usbdev; - int ret; - unsigned char status; - - ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - 0x0022, address, data, datalen, - LINE6_TIMEOUT * HZ); - - if (ret < 0) { - dev_err(line6->ifcdev, - "write request failed (error %d)\n", ret); - return ret; - } - - do { - ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), - 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | - USB_DIR_IN, - 0x0012, 0x0000, - &status, 1, LINE6_TIMEOUT * HZ); - - if (ret < 0) { - dev_err(line6->ifcdev, - "receiving status failed (error %d)\n", ret); - return ret; - } - } while (status == 0xff); - - if (status != 0) { - dev_err(line6->ifcdev, "write failed (error %d)\n", ret); - return -EINVAL; - } - - return 0; -} - -/* - Read Line6 device serial number. - (POD, TonePort, GuitarPort) -*/ -int line6_read_serial_number(struct usb_line6 *line6, int *serial_number) -{ - return line6_read_data(line6, 0x80d0, serial_number, - sizeof(*serial_number)); -} - -/* - No operation (i.e., unsupported). -*/ -ssize_t line6_nop_read(struct device *dev, struct device_attribute *attr, - char *buf) -{ - return 0; -} - -/* - Generic destructor. -*/ -static void line6_destruct(struct usb_interface *interface) -{ - struct usb_line6 *line6; - - if (interface == NULL) - return; - line6 = usb_get_intfdata(interface); - if (line6 == NULL) - return; - - /* free buffer memory first: */ - kfree(line6->buffer_message); - kfree(line6->buffer_listen); - - /* then free URBs: */ - usb_free_urb(line6->urb_listen); - - /* make sure the device isn't destructed twice: */ - usb_set_intfdata(interface, NULL); - - /* free interface data: */ - kfree(line6); -} - -/* - Probe USB device. -*/ -static int line6_probe(struct usb_interface *interface, - const struct usb_device_id *id) -{ - int devtype; - struct usb_device *usbdev; - struct usb_line6 *line6; - const struct line6_properties *properties; - int interface_number, alternate = 0; - int product; - int size = 0; - int ep_read = 0, ep_write = 0; - int ret; - - if (interface == NULL) - return -ENODEV; - usbdev = interface_to_usbdev(interface); - if (usbdev == NULL) - return -ENODEV; - - /* we don't handle multiple configurations */ - if (usbdev->descriptor.bNumConfigurations != 1) { - ret = -ENODEV; - goto err_put; - } - - /* check vendor and product id */ - for (devtype = ARRAY_SIZE(line6_id_table) - 1; devtype--;) { - u16 idVendor = le16_to_cpu(usbdev->descriptor.idVendor); - u16 idProduct = le16_to_cpu(usbdev->descriptor.idProduct); - - if (idVendor == line6_id_table[devtype].idVendor && - idProduct == line6_id_table[devtype].idProduct) - break; - } - - if (devtype < 0) { - ret = -ENODEV; - goto err_put; - } - - /* initialize device info: */ - properties = &line6_properties_table[devtype]; - dev_info(&interface->dev, "Line6 %s found\n", properties->name); - product = le16_to_cpu(usbdev->descriptor.idProduct); - - /* query interface number */ - interface_number = interface->cur_altsetting->desc.bInterfaceNumber; - - switch (product) { - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_PODXTLIVE: - case LINE6_DEVID_VARIAX: - alternate = 1; - break; - - case LINE6_DEVID_POCKETPOD: - switch (interface_number) { - case 0: - return -ENODEV; /* this interface has no endpoints */ - case 1: - alternate = 0; - break; - default: - MISSING_CASE; - } - break; - - case LINE6_DEVID_PODHD500: - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - switch (interface_number) { - case 0: - alternate = 1; - break; - case 1: - alternate = 0; - break; - default: - MISSING_CASE; - } - break; - - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTPRO: - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - alternate = 5; - break; - - case LINE6_DEVID_GUITARPORT: - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - alternate = 2; /* 1..4 seem to be ok */ - break; - - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_PODSTUDIO_UX2: - switch (interface_number) { - case 0: - /* defaults to 44.1kHz, 16-bit */ - alternate = 2; - break; - case 1: - /* don't know yet what this is ... - alternate = 1; - break; - */ - return -ENODEV; - default: - MISSING_CASE; - } - break; - - default: - MISSING_CASE; - ret = -ENODEV; - goto err_put; - } - - ret = usb_set_interface(usbdev, interface_number, alternate); - if (ret < 0) { - dev_err(&interface->dev, "set_interface failed\n"); - goto err_put; - } - - /* initialize device data based on product id: */ - switch (product) { - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTPRO: - size = sizeof(struct usb_line6_pod); - ep_read = 0x84; - ep_write = 0x03; - break; - - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - size = sizeof(struct usb_line6_podhd); - ep_read = 0x84; - ep_write = 0x03; - break; - - case LINE6_DEVID_PODHD500: - size = sizeof(struct usb_line6_podhd); - ep_read = 0x81; - ep_write = 0x01; - break; - - case LINE6_DEVID_POCKETPOD: - size = sizeof(struct usb_line6_pod); - ep_read = 0x82; - ep_write = 0x02; - break; - - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - /* currently unused! */ - size = sizeof(struct usb_line6_pod); - ep_read = 0x81; - ep_write = 0x01; - break; - - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_GUITARPORT: - size = sizeof(struct usb_line6_toneport); - /* these don't have a control channel */ - break; - - case LINE6_DEVID_PODXTLIVE: - switch (interface_number) { - case PODXTLIVE_INTERFACE_POD: - size = sizeof(struct usb_line6_pod); - ep_read = 0x84; - ep_write = 0x03; - break; - - case PODXTLIVE_INTERFACE_VARIAX: - size = sizeof(struct usb_line6_variax); - ep_read = 0x86; - ep_write = 0x05; - break; - - default: - ret = -ENODEV; - goto err_put; - } - break; - - case LINE6_DEVID_VARIAX: - size = sizeof(struct usb_line6_variax); - ep_read = 0x82; - ep_write = 0x01; - break; - - default: - MISSING_CASE; - ret = -ENODEV; - goto err_put; - } - - if (size == 0) { - dev_err(&interface->dev, - "driver bug: interface data size not set\n"); - ret = -ENODEV; - goto err_put; - } - - line6 = kzalloc(size, GFP_KERNEL); - if (line6 == NULL) { - ret = -ENODEV; - goto err_put; - } - - /* store basic data: */ - line6->interface_number = interface_number; - line6->properties = properties; - line6->usbdev = usbdev; - line6->ifcdev = &interface->dev; - line6->ep_control_read = ep_read; - line6->ep_control_write = ep_write; - line6->product = product; - - /* get data from endpoint descriptor (see usb_maxpacket): */ - { - struct usb_host_endpoint *ep; - unsigned epnum = - usb_pipeendpoint(usb_rcvintpipe(usbdev, ep_read)); - ep = usbdev->ep_in[epnum]; - - if (ep != NULL) { - line6->interval = ep->desc.bInterval; - line6->max_packet_size = - le16_to_cpu(ep->desc.wMaxPacketSize); - } else { - line6->interval = LINE6_FALLBACK_INTERVAL; - line6->max_packet_size = LINE6_FALLBACK_MAXPACKETSIZE; - dev_err(line6->ifcdev, - "endpoint not available, using fallback values"); - } - } - - usb_set_intfdata(interface, line6); - - if (properties->capabilities & LINE6_BIT_CONTROL) { - /* initialize USB buffers: */ - line6->buffer_listen = - kmalloc(LINE6_BUFSIZE_LISTEN, GFP_KERNEL); - if (line6->buffer_listen == NULL) { - ret = -ENOMEM; - goto err_destruct; - } - - line6->buffer_message = - kmalloc(LINE6_MESSAGE_MAXLEN, GFP_KERNEL); - if (line6->buffer_message == NULL) { - ret = -ENOMEM; - goto err_destruct; - } - - line6->urb_listen = usb_alloc_urb(0, GFP_KERNEL); - - if (line6->urb_listen == NULL) { - dev_err(&interface->dev, "Out of memory\n"); - line6_destruct(interface); - ret = -ENOMEM; - goto err_destruct; - } - - ret = line6_start_listen(line6); - if (ret < 0) { - dev_err(&interface->dev, "%s: usb_submit_urb failed\n", - __func__); - goto err_destruct; - } - } - - /* initialize device data based on product id: */ - switch (product) { - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_POCKETPOD: - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTPRO: - ret = line6_pod_init(interface, (struct usb_line6_pod *)line6); - break; - - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - case LINE6_DEVID_PODHD500: - ret = line6_podhd_init(interface, - (struct usb_line6_podhd *)line6); - break; - - case LINE6_DEVID_PODXTLIVE: - switch (interface_number) { - case PODXTLIVE_INTERFACE_POD: - ret = - line6_pod_init(interface, - (struct usb_line6_pod *)line6); - break; - - case PODXTLIVE_INTERFACE_VARIAX: - ret = - line6_variax_init(interface, - (struct usb_line6_variax *)line6); - break; - - default: - dev_err(&interface->dev, - "PODxt Live interface %d not supported\n", - interface_number); - ret = -ENODEV; - } - - break; - - case LINE6_DEVID_VARIAX: - ret = - line6_variax_init(interface, - (struct usb_line6_variax *)line6); - break; - - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_GUITARPORT: - ret = - line6_toneport_init(interface, - (struct usb_line6_toneport *)line6); - break; - - default: - MISSING_CASE; - ret = -ENODEV; - } - - if (ret < 0) - goto err_destruct; - - ret = sysfs_create_link(&interface->dev.kobj, &usbdev->dev.kobj, - "usb_device"); - if (ret < 0) - goto err_destruct; - - /* creation of additional special files should go here */ - - dev_info(&interface->dev, "Line6 %s now attached\n", - line6->properties->name); - - switch (product) { - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - dev_info(&interface->dev, - "NOTE: the Line6 %s is detected, but not yet supported\n", - line6->properties->name); - } - - /* increment reference counters: */ - usb_get_intf(interface); - usb_get_dev(usbdev); - - return 0; - -err_destruct: - line6_destruct(interface); -err_put: - return ret; -} - -/* - Line6 device disconnected. -*/ -static void line6_disconnect(struct usb_interface *interface) -{ - struct usb_line6 *line6; - struct usb_device *usbdev; - int interface_number; - - if (interface == NULL) - return; - usbdev = interface_to_usbdev(interface); - if (usbdev == NULL) - return; - - /* removal of additional special files should go here */ - - sysfs_remove_link(&interface->dev.kobj, "usb_device"); - - interface_number = interface->cur_altsetting->desc.bInterfaceNumber; - line6 = usb_get_intfdata(interface); - - if (line6 != NULL) { - if (line6->urb_listen != NULL) - line6_stop_listen(line6); - - if (usbdev != line6->usbdev) - dev_err(line6->ifcdev, - "driver bug: inconsistent usb device\n"); - - switch (le16_to_cpu(line6->usbdev->descriptor.idProduct)) { - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_POCKETPOD: - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTPRO: - line6_pod_disconnect(interface); - break; - - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - case LINE6_DEVID_PODHD500: - line6_podhd_disconnect(interface); - break; - - case LINE6_DEVID_PODXTLIVE: - switch (interface_number) { - case PODXTLIVE_INTERFACE_POD: - line6_pod_disconnect(interface); - break; - - case PODXTLIVE_INTERFACE_VARIAX: - line6_variax_disconnect(interface); - break; - } - - break; - - case LINE6_DEVID_VARIAX: - line6_variax_disconnect(interface); - break; - - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_GUITARPORT: - line6_toneport_disconnect(interface); - break; - - default: - MISSING_CASE; - } - - dev_info(&interface->dev, "Line6 %s now disconnected\n", - line6->properties->name); - } - - line6_destruct(interface); - - /* decrement reference counters: */ - usb_put_intf(interface); - usb_put_dev(usbdev); -} - -#ifdef CONFIG_PM - -/* - Suspend Line6 device. -*/ -static int line6_suspend(struct usb_interface *interface, pm_message_t message) -{ - struct usb_line6 *line6 = usb_get_intfdata(interface); - struct snd_line6_pcm *line6pcm = line6->line6pcm; - - snd_power_change_state(line6->card, SNDRV_CTL_POWER_D3hot); - - if (line6->properties->capabilities & LINE6_BIT_CONTROL) - line6_stop_listen(line6); - - if (line6pcm != NULL) { - snd_pcm_suspend_all(line6pcm->pcm); - line6_pcm_disconnect(line6pcm); - line6pcm->flags = 0; - } - - return 0; -} - -/* - Resume Line6 device. -*/ -static int line6_resume(struct usb_interface *interface) -{ - struct usb_line6 *line6 = usb_get_intfdata(interface); - - if (line6->properties->capabilities & LINE6_BIT_CONTROL) - line6_start_listen(line6); - - snd_power_change_state(line6->card, SNDRV_CTL_POWER_D0); - return 0; -} - -/* - Resume Line6 device after reset. -*/ -static int line6_reset_resume(struct usb_interface *interface) -{ - struct usb_line6 *line6 = usb_get_intfdata(interface); - - switch (le16_to_cpu(line6->usbdev->descriptor.idProduct)) { - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_GUITARPORT: - line6_toneport_reset_resume((struct usb_line6_toneport *)line6); - } - - return line6_resume(interface); -} - -#endif /* CONFIG_PM */ - -static struct usb_driver line6_driver = { - .name = DRIVER_NAME, - .probe = line6_probe, - .disconnect = line6_disconnect, -#ifdef CONFIG_PM - .suspend = line6_suspend, - .resume = line6_resume, - .reset_resume = line6_reset_resume, -#endif - .id_table = line6_id_table, -}; - -module_usb_driver(line6_driver); - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE("GPL"); -MODULE_VERSION(DRIVER_VERSION); diff --git a/drivers/staging/line6/driver.h b/drivers/staging/line6/driver.h deleted file mode 100644 index 16e3fc2f1f15..000000000000 --- a/drivers/staging/line6/driver.h +++ /dev/null @@ -1,215 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef DRIVER_H -#define DRIVER_H - -#include <linux/spinlock.h> -#include <linux/usb.h> -#include <sound/core.h> - -#include "midi.h" - -#define DRIVER_NAME "line6usb" - -#define LINE6_TIMEOUT 1 -#define LINE6_BUFSIZE_LISTEN 32 -#define LINE6_MESSAGE_MAXLEN 256 - -/* - Line6 MIDI control commands -*/ -#define LINE6_PARAM_CHANGE 0xb0 -#define LINE6_PROGRAM_CHANGE 0xc0 -#define LINE6_SYSEX_BEGIN 0xf0 -#define LINE6_SYSEX_END 0xf7 -#define LINE6_RESET 0xff - -/* - MIDI channel for messages initiated by the host - (and eventually echoed back by the device) -*/ -#define LINE6_CHANNEL_HOST 0x00 - -/* - MIDI channel for messages initiated by the device -*/ -#define LINE6_CHANNEL_DEVICE 0x02 - -#define LINE6_CHANNEL_UNKNOWN 5 /* don't know yet what this is good for */ - -#define LINE6_CHANNEL_MASK 0x0f - -#define MISSING_CASE \ - pr_err("line6usb driver bug: missing case in %s:%d\n", \ - __FILE__, __LINE__) - -#define CHECK_RETURN(x) \ -do { \ - err = x; \ - if (err < 0) \ - return err; \ -} while (0) - -#define CHECK_STARTUP_PROGRESS(x, n) \ -do { \ - if ((x) >= (n)) \ - return; \ - x = (n); \ -} while (0) - -extern const unsigned char line6_midi_id[3]; - -static const int SYSEX_DATA_OFS = sizeof(line6_midi_id) + 3; -static const int SYSEX_EXTRA_SIZE = sizeof(line6_midi_id) + 4; - -/** - Common properties of Line6 devices. -*/ -struct line6_properties { - /** - Bit identifying this device in the line6usb driver. - */ - int device_bit; - - /** - Card id string (maximum 16 characters). - This can be used to address the device in ALSA programs as - "default:CARD=<id>" - */ - const char *id; - - /** - Card short name (maximum 32 characters). - */ - const char *name; - - /** - Bit vector defining this device's capabilities in the - line6usb driver. - */ - int capabilities; -}; - -/** - Common data shared by all Line6 devices. - Corresponds to a pair of USB endpoints. -*/ -struct usb_line6 { - /** - USB device. - */ - struct usb_device *usbdev; - - /** - Product id. - */ - int product; - - /** - Properties. - */ - const struct line6_properties *properties; - - /** - Interface number. - */ - int interface_number; - - /** - Interval (ms). - */ - int interval; - - /** - Maximum size of USB packet. - */ - int max_packet_size; - - /** - Device representing the USB interface. - */ - struct device *ifcdev; - - /** - Line6 sound card data structure. - Each device has at least MIDI or PCM. - */ - struct snd_card *card; - - /** - Line6 PCM device data structure. - */ - struct snd_line6_pcm *line6pcm; - - /** - Line6 MIDI device data structure. - */ - struct snd_line6_midi *line6midi; - - /** - USB endpoint for listening to control commands. - */ - int ep_control_read; - - /** - USB endpoint for writing control commands. - */ - int ep_control_write; - - /** - URB for listening to PODxt Pro control endpoint. - */ - struct urb *urb_listen; - - /** - Buffer for listening to PODxt Pro control endpoint. - */ - unsigned char *buffer_listen; - - /** - Buffer for message to be processed. - */ - unsigned char *buffer_message; - - /** - Length of message to be processed. - */ - int message_length; -}; - -extern char *line6_alloc_sysex_buffer(struct usb_line6 *line6, int code1, - int code2, int size); -extern ssize_t line6_nop_read(struct device *dev, - struct device_attribute *attr, char *buf); -extern int line6_read_data(struct usb_line6 *line6, int address, void *data, - size_t datalen); -extern int line6_read_serial_number(struct usb_line6 *line6, - int *serial_number); -extern int line6_send_program(struct usb_line6 *line6, u8 value); -extern int line6_send_raw_message(struct usb_line6 *line6, const char *buffer, - int size); -extern int line6_send_raw_message_async(struct usb_line6 *line6, - const char *buffer, int size); -extern int line6_send_sysex_message(struct usb_line6 *line6, - const char *buffer, int size); -extern ssize_t line6_set_raw(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count); -extern void line6_start_timer(struct timer_list *timer, unsigned int msecs, - void (*function)(unsigned long), - unsigned long data); -extern int line6_transmit_parameter(struct usb_line6 *line6, int param, - u8 value); -extern int line6_version_request_async(struct usb_line6 *line6); -extern int line6_write_data(struct usb_line6 *line6, int address, void *data, - size_t datalen); - -#endif diff --git a/drivers/staging/line6/midi.c b/drivers/staging/line6/midi.c deleted file mode 100644 index 1ac343b649c1..000000000000 --- a/drivers/staging/line6/midi.c +++ /dev/null @@ -1,321 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> -#include <linux/usb.h> -#include <sound/core.h> -#include <sound/rawmidi.h> - -#include "audio.h" -#include "driver.h" -#include "midi.h" -#include "pod.h" -#include "usbdefs.h" - -#define line6_rawmidi_substream_midi(substream) \ - ((struct snd_line6_midi *)((substream)->rmidi->private_data)) - -static int send_midi_async(struct usb_line6 *line6, unsigned char *data, - int length); - -/* - Pass data received via USB to MIDI. -*/ -void line6_midi_receive(struct usb_line6 *line6, unsigned char *data, - int length) -{ - if (line6->line6midi->substream_receive) - snd_rawmidi_receive(line6->line6midi->substream_receive, - data, length); -} - -/* - Read data from MIDI buffer and transmit them via USB. -*/ -static void line6_midi_transmit(struct snd_rawmidi_substream *substream) -{ - struct usb_line6 *line6 = - line6_rawmidi_substream_midi(substream)->line6; - struct snd_line6_midi *line6midi = line6->line6midi; - struct midi_buffer *mb = &line6midi->midibuf_out; - unsigned long flags; - unsigned char chunk[LINE6_FALLBACK_MAXPACKETSIZE]; - int req, done; - - spin_lock_irqsave(&line6->line6midi->midi_transmit_lock, flags); - - for (;;) { - req = min(line6_midibuf_bytes_free(mb), line6->max_packet_size); - done = snd_rawmidi_transmit_peek(substream, chunk, req); - - if (done == 0) - break; - - line6_midibuf_write(mb, chunk, done); - snd_rawmidi_transmit_ack(substream, done); - } - - for (;;) { - done = line6_midibuf_read(mb, chunk, - LINE6_FALLBACK_MAXPACKETSIZE); - - if (done == 0) - break; - - send_midi_async(line6, chunk, done); - } - - spin_unlock_irqrestore(&line6->line6midi->midi_transmit_lock, flags); -} - -/* - Notification of completion of MIDI transmission. -*/ -static void midi_sent(struct urb *urb) -{ - unsigned long flags; - int status; - int num; - struct usb_line6 *line6 = (struct usb_line6 *)urb->context; - - status = urb->status; - kfree(urb->transfer_buffer); - usb_free_urb(urb); - - if (status == -ESHUTDOWN) - return; - - spin_lock_irqsave(&line6->line6midi->send_urb_lock, flags); - num = --line6->line6midi->num_active_send_urbs; - - if (num == 0) { - line6_midi_transmit(line6->line6midi->substream_transmit); - num = line6->line6midi->num_active_send_urbs; - } - - if (num == 0) - wake_up(&line6->line6midi->send_wait); - - spin_unlock_irqrestore(&line6->line6midi->send_urb_lock, flags); -} - -/* - Send an asynchronous MIDI message. - Assumes that line6->line6midi->send_urb_lock is held - (i.e., this function is serialized). -*/ -static int send_midi_async(struct usb_line6 *line6, unsigned char *data, - int length) -{ - struct urb *urb; - int retval; - unsigned char *transfer_buffer; - - urb = usb_alloc_urb(0, GFP_ATOMIC); - - if (urb == NULL) { - dev_err(line6->ifcdev, "Out of memory\n"); - return -ENOMEM; - } - - transfer_buffer = kmemdup(data, length, GFP_ATOMIC); - - if (transfer_buffer == NULL) { - usb_free_urb(urb); - dev_err(line6->ifcdev, "Out of memory\n"); - return -ENOMEM; - } - - usb_fill_int_urb(urb, line6->usbdev, - usb_sndbulkpipe(line6->usbdev, - line6->ep_control_write), - transfer_buffer, length, midi_sent, line6, - line6->interval); - urb->actual_length = 0; - retval = usb_submit_urb(urb, GFP_ATOMIC); - - if (retval < 0) { - dev_err(line6->ifcdev, "usb_submit_urb failed\n"); - usb_free_urb(urb); - return retval; - } - - ++line6->line6midi->num_active_send_urbs; - return 0; -} - -static int line6_midi_output_open(struct snd_rawmidi_substream *substream) -{ - return 0; -} - -static int line6_midi_output_close(struct snd_rawmidi_substream *substream) -{ - return 0; -} - -static void line6_midi_output_trigger(struct snd_rawmidi_substream *substream, - int up) -{ - unsigned long flags; - struct usb_line6 *line6 = - line6_rawmidi_substream_midi(substream)->line6; - - line6->line6midi->substream_transmit = substream; - spin_lock_irqsave(&line6->line6midi->send_urb_lock, flags); - - if (line6->line6midi->num_active_send_urbs == 0) - line6_midi_transmit(substream); - - spin_unlock_irqrestore(&line6->line6midi->send_urb_lock, flags); -} - -static void line6_midi_output_drain(struct snd_rawmidi_substream *substream) -{ - struct usb_line6 *line6 = - line6_rawmidi_substream_midi(substream)->line6; - struct snd_line6_midi *midi = line6->line6midi; - - wait_event_interruptible(midi->send_wait, - midi->num_active_send_urbs == 0); -} - -static int line6_midi_input_open(struct snd_rawmidi_substream *substream) -{ - return 0; -} - -static int line6_midi_input_close(struct snd_rawmidi_substream *substream) -{ - return 0; -} - -static void line6_midi_input_trigger(struct snd_rawmidi_substream *substream, - int up) -{ - struct usb_line6 *line6 = - line6_rawmidi_substream_midi(substream)->line6; - - if (up) - line6->line6midi->substream_receive = substream; - else - line6->line6midi->substream_receive = NULL; -} - -static struct snd_rawmidi_ops line6_midi_output_ops = { - .open = line6_midi_output_open, - .close = line6_midi_output_close, - .trigger = line6_midi_output_trigger, - .drain = line6_midi_output_drain, -}; - -static struct snd_rawmidi_ops line6_midi_input_ops = { - .open = line6_midi_input_open, - .close = line6_midi_input_close, - .trigger = line6_midi_input_trigger, -}; - -/* - Cleanup the Line6 MIDI device. -*/ -static void line6_cleanup_midi(struct snd_rawmidi *rmidi) -{ -} - -/* Create a MIDI device */ -static int snd_line6_new_midi(struct snd_line6_midi *line6midi) -{ - struct snd_rawmidi *rmidi; - int err; - - err = snd_rawmidi_new(line6midi->line6->card, "Line6 MIDI", 0, 1, 1, - &rmidi); - if (err < 0) - return err; - - rmidi->private_data = line6midi; - rmidi->private_free = line6_cleanup_midi; - strcpy(rmidi->id, line6midi->line6->properties->id); - strcpy(rmidi->name, line6midi->line6->properties->name); - - rmidi->info_flags = - SNDRV_RAWMIDI_INFO_OUTPUT | - SNDRV_RAWMIDI_INFO_INPUT | SNDRV_RAWMIDI_INFO_DUPLEX; - - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, - &line6_midi_output_ops); - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, - &line6_midi_input_ops); - return 0; -} - -/* MIDI device destructor */ -static int snd_line6_midi_free(struct snd_device *device) -{ - struct snd_line6_midi *line6midi = device->device_data; - - line6_midibuf_destroy(&line6midi->midibuf_in); - line6_midibuf_destroy(&line6midi->midibuf_out); - return 0; -} - -/* - Initialize the Line6 MIDI subsystem. -*/ -int line6_init_midi(struct usb_line6 *line6) -{ - static struct snd_device_ops midi_ops = { - .dev_free = snd_line6_midi_free, - }; - - int err; - struct snd_line6_midi *line6midi; - - if (!(line6->properties->capabilities & LINE6_BIT_CONTROL)) { - /* skip MIDI initialization and report success */ - return 0; - } - - line6midi = kzalloc(sizeof(struct snd_line6_midi), GFP_KERNEL); - - if (line6midi == NULL) - return -ENOMEM; - - err = line6_midibuf_init(&line6midi->midibuf_in, MIDI_BUFFER_SIZE, 0); - if (err < 0) { - kfree(line6midi); - return err; - } - - err = line6_midibuf_init(&line6midi->midibuf_out, MIDI_BUFFER_SIZE, 1); - if (err < 0) { - kfree(line6midi->midibuf_in.buf); - kfree(line6midi); - return err; - } - - line6midi->line6 = line6; - line6->line6midi = line6midi; - - err = snd_device_new(line6->card, SNDRV_DEV_RAWMIDI, line6midi, - &midi_ops); - if (err < 0) - return err; - - err = snd_line6_new_midi(line6midi); - if (err < 0) - return err; - - init_waitqueue_head(&line6midi->send_wait); - spin_lock_init(&line6midi->send_urb_lock); - spin_lock_init(&line6midi->midi_transmit_lock); - return 0; -} diff --git a/drivers/staging/line6/midi.h b/drivers/staging/line6/midi.h deleted file mode 100644 index 78f903fb4d41..000000000000 --- a/drivers/staging/line6/midi.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef MIDI_H -#define MIDI_H - -#include <sound/rawmidi.h> - -#include "midibuf.h" - -#define MIDI_BUFFER_SIZE 1024 - -struct snd_line6_midi { - /** - Pointer back to the Line6 driver data structure. - */ - struct usb_line6 *line6; - - /** - MIDI substream for receiving (or NULL if not active). - */ - struct snd_rawmidi_substream *substream_receive; - - /** - MIDI substream for transmitting (or NULL if not active). - */ - struct snd_rawmidi_substream *substream_transmit; - - /** - Number of currently active MIDI send URBs. - */ - int num_active_send_urbs; - - /** - Spin lock to protect updates of send_urb. - */ - spinlock_t send_urb_lock; - - /** - Spin lock to protect MIDI buffer handling. - */ - spinlock_t midi_transmit_lock; - - /** - Wait queue for MIDI transmission. - */ - wait_queue_head_t send_wait; - - /** - Buffer for incoming MIDI stream. - */ - struct midi_buffer midibuf_in; - - /** - Buffer for outgoing MIDI stream. - */ - struct midi_buffer midibuf_out; -}; - -extern int line6_init_midi(struct usb_line6 *line6); -extern void line6_midi_receive(struct usb_line6 *line6, unsigned char *data, - int length); - -#endif diff --git a/drivers/staging/line6/midibuf.c b/drivers/staging/line6/midibuf.c deleted file mode 100644 index 1ff856989fd6..000000000000 --- a/drivers/staging/line6/midibuf.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> - -#include "midibuf.h" - -static int midibuf_message_length(unsigned char code) -{ - int message_length; - - if (code < 0x80) - message_length = -1; - else if (code < 0xf0) { - static const int length[] = { 3, 3, 3, 3, 2, 2, 3 }; - - message_length = length[(code >> 4) - 8]; - } else { - /* - Note that according to the MIDI specification 0xf2 is - the "Song Position Pointer", but this is used by Line6 - to send sysex messages to the host. - */ - static const int length[] = { -1, 2, -1, 2, -1, -1, 1, 1, 1, 1, - 1, 1, 1, -1, 1, 1 - }; - message_length = length[code & 0x0f]; - } - - return message_length; -} - -static int midibuf_is_empty(struct midi_buffer *this) -{ - return (this->pos_read == this->pos_write) && !this->full; -} - -static int midibuf_is_full(struct midi_buffer *this) -{ - return this->full; -} - -void line6_midibuf_reset(struct midi_buffer *this) -{ - this->pos_read = this->pos_write = this->full = 0; - this->command_prev = -1; -} - -int line6_midibuf_init(struct midi_buffer *this, int size, int split) -{ - this->buf = kmalloc(size, GFP_KERNEL); - - if (this->buf == NULL) - return -ENOMEM; - - this->size = size; - this->split = split; - line6_midibuf_reset(this); - return 0; -} - -void line6_midibuf_status(struct midi_buffer *this) -{ - pr_debug("midibuf size=%d split=%d pos_read=%d pos_write=%d full=%d command_prev=%02x\n", - this->size, this->split, this->pos_read, this->pos_write, - this->full, this->command_prev); -} - -int line6_midibuf_bytes_free(struct midi_buffer *this) -{ - return - midibuf_is_full(this) ? - 0 : - (this->pos_read - this->pos_write + this->size - 1) % this->size + - 1; -} - -int line6_midibuf_bytes_used(struct midi_buffer *this) -{ - return - midibuf_is_empty(this) ? - 0 : - (this->pos_write - this->pos_read + this->size - 1) % this->size + - 1; -} - -int line6_midibuf_write(struct midi_buffer *this, unsigned char *data, - int length) -{ - int bytes_free; - int length1, length2; - int skip_active_sense = 0; - - if (midibuf_is_full(this) || (length <= 0)) - return 0; - - /* skip trailing active sense */ - if (data[length - 1] == 0xfe) { - --length; - skip_active_sense = 1; - } - - bytes_free = line6_midibuf_bytes_free(this); - - if (length > bytes_free) - length = bytes_free; - - if (length > 0) { - length1 = this->size - this->pos_write; - - if (length < length1) { - /* no buffer wraparound */ - memcpy(this->buf + this->pos_write, data, length); - this->pos_write += length; - } else { - /* buffer wraparound */ - length2 = length - length1; - memcpy(this->buf + this->pos_write, data, length1); - memcpy(this->buf, data + length1, length2); - this->pos_write = length2; - } - - if (this->pos_write == this->pos_read) - this->full = 1; - } - - return length + skip_active_sense; -} - -int line6_midibuf_read(struct midi_buffer *this, unsigned char *data, - int length) -{ - int bytes_used; - int length1, length2; - int command; - int midi_length; - int repeat = 0; - int i; - - /* we need to be able to store at least a 3 byte MIDI message */ - if (length < 3) - return -EINVAL; - - if (midibuf_is_empty(this)) - return 0; - - bytes_used = line6_midibuf_bytes_used(this); - - if (length > bytes_used) - length = bytes_used; - - length1 = this->size - this->pos_read; - - /* check MIDI command length */ - command = this->buf[this->pos_read]; - - if (command & 0x80) { - midi_length = midibuf_message_length(command); - this->command_prev = command; - } else { - if (this->command_prev > 0) { - int midi_length_prev = - midibuf_message_length(this->command_prev); - - if (midi_length_prev > 0) { - midi_length = midi_length_prev - 1; - repeat = 1; - } else - midi_length = -1; - } else - midi_length = -1; - } - - if (midi_length < 0) { - /* search for end of message */ - if (length < length1) { - /* no buffer wraparound */ - for (i = 1; i < length; ++i) - if (this->buf[this->pos_read + i] & 0x80) - break; - - midi_length = i; - } else { - /* buffer wraparound */ - length2 = length - length1; - - for (i = 1; i < length1; ++i) - if (this->buf[this->pos_read + i] & 0x80) - break; - - if (i < length1) - midi_length = i; - else { - for (i = 0; i < length2; ++i) - if (this->buf[i] & 0x80) - break; - - midi_length = length1 + i; - } - } - - if (midi_length == length) - midi_length = -1; /* end of message not found */ - } - - if (midi_length < 0) { - if (!this->split) - return 0; /* command is not yet complete */ - } else { - if (length < midi_length) - return 0; /* command is not yet complete */ - - length = midi_length; - } - - if (length < length1) { - /* no buffer wraparound */ - memcpy(data + repeat, this->buf + this->pos_read, length); - this->pos_read += length; - } else { - /* buffer wraparound */ - length2 = length - length1; - memcpy(data + repeat, this->buf + this->pos_read, length1); - memcpy(data + repeat + length1, this->buf, length2); - this->pos_read = length2; - } - - if (repeat) - data[0] = this->command_prev; - - this->full = 0; - return length + repeat; -} - -int line6_midibuf_ignore(struct midi_buffer *this, int length) -{ - int bytes_used = line6_midibuf_bytes_used(this); - - if (length > bytes_used) - length = bytes_used; - - this->pos_read = (this->pos_read + length) % this->size; - this->full = 0; - return length; -} - -int line6_midibuf_skip_message(struct midi_buffer *this, unsigned short mask) -{ - int cmd = this->command_prev; - - if ((cmd >= 0x80) && (cmd < 0xf0)) - if ((mask & (1 << (cmd & 0x0f))) == 0) - return 1; - - return 0; -} - -void line6_midibuf_destroy(struct midi_buffer *this) -{ - kfree(this->buf); - this->buf = NULL; -} diff --git a/drivers/staging/line6/midibuf.h b/drivers/staging/line6/midibuf.h deleted file mode 100644 index 707482b940e4..000000000000 --- a/drivers/staging/line6/midibuf.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef MIDIBUF_H -#define MIDIBUF_H - -struct midi_buffer { - unsigned char *buf; - int size; - int split; - int pos_read, pos_write; - int full; - int command_prev; -}; - -extern int line6_midibuf_bytes_used(struct midi_buffer *mb); -extern int line6_midibuf_bytes_free(struct midi_buffer *mb); -extern void line6_midibuf_destroy(struct midi_buffer *mb); -extern int line6_midibuf_ignore(struct midi_buffer *mb, int length); -extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split); -extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data, - int length); -extern void line6_midibuf_reset(struct midi_buffer *mb); -extern int line6_midibuf_skip_message(struct midi_buffer *mb, - unsigned short mask); -extern void line6_midibuf_status(struct midi_buffer *mb); -extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data, - int length); - -#endif diff --git a/drivers/staging/line6/pcm.c b/drivers/staging/line6/pcm.c deleted file mode 100644 index a3136b189ee5..000000000000 --- a/drivers/staging/line6/pcm.c +++ /dev/null @@ -1,576 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/control.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "playback.h" -#include "pod.h" - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - -static struct snd_line6_pcm *dev2pcm(struct device *dev) -{ - struct usb_interface *interface = to_usb_interface(dev); - struct usb_line6 *line6 = usb_get_intfdata(interface); - struct snd_line6_pcm *line6pcm = line6->line6pcm; - return line6pcm; -} - -/* - "read" request on "impulse_volume" special file. -*/ -static ssize_t impulse_volume_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dev2pcm(dev)->impulse_volume); -} - -/* - "write" request on "impulse_volume" special file. -*/ -static ssize_t impulse_volume_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct snd_line6_pcm *line6pcm = dev2pcm(dev); - int value; - int ret; - - ret = kstrtoint(buf, 10, &value); - if (ret < 0) - return ret; - - line6pcm->impulse_volume = value; - - if (value > 0) - line6_pcm_acquire(line6pcm, LINE6_BITS_PCM_IMPULSE); - else - line6_pcm_release(line6pcm, LINE6_BITS_PCM_IMPULSE); - - return count; -} -static DEVICE_ATTR_RW(impulse_volume); - -/* - "read" request on "impulse_period" special file. -*/ -static ssize_t impulse_period_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dev2pcm(dev)->impulse_period); -} - -/* - "write" request on "impulse_period" special file. -*/ -static ssize_t impulse_period_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - int value; - int ret; - - ret = kstrtoint(buf, 10, &value); - if (ret < 0) - return ret; - - dev2pcm(dev)->impulse_period = value; - return count; -} -static DEVICE_ATTR_RW(impulse_period); - -#endif - -static bool test_flags(unsigned long flags0, unsigned long flags1, - unsigned long mask) -{ - return ((flags0 & mask) == 0) && ((flags1 & mask) != 0); -} - -int line6_pcm_acquire(struct snd_line6_pcm *line6pcm, int channels) -{ - unsigned long flags_old, flags_new, flags_final; - int err; - - do { - flags_old = ACCESS_ONCE(line6pcm->flags); - flags_new = flags_old | channels; - } while (cmpxchg(&line6pcm->flags, flags_old, flags_new) != flags_old); - - flags_final = flags_old; - - line6pcm->prev_fbuf = NULL; - - if (test_flags(flags_old, flags_new, LINE6_BITS_CAPTURE_BUFFER)) { - /* Invoked multiple times in a row so allocate once only */ - if (!line6pcm->buffer_in) { - line6pcm->buffer_in = - kmalloc(LINE6_ISO_BUFFERS * LINE6_ISO_PACKETS * - line6pcm->max_packet_size, GFP_KERNEL); - if (!line6pcm->buffer_in) { - err = -ENOMEM; - goto pcm_acquire_error; - } - - flags_final |= channels & LINE6_BITS_CAPTURE_BUFFER; - } - } - - if (test_flags(flags_old, flags_new, LINE6_BITS_CAPTURE_STREAM)) { - /* - Waiting for completion of active URBs in the stop handler is - a bug, we therefore report an error if capturing is restarted - too soon. - */ - if (line6pcm->active_urb_in | line6pcm->unlink_urb_in) { - dev_err(line6pcm->line6->ifcdev, "Device not yet ready\n"); - return -EBUSY; - } - - line6pcm->count_in = 0; - line6pcm->prev_fsize = 0; - err = line6_submit_audio_in_all_urbs(line6pcm); - - if (err < 0) - goto pcm_acquire_error; - - flags_final |= channels & LINE6_BITS_CAPTURE_STREAM; - } - - if (test_flags(flags_old, flags_new, LINE6_BITS_PLAYBACK_BUFFER)) { - /* Invoked multiple times in a row so allocate once only */ - if (!line6pcm->buffer_out) { - line6pcm->buffer_out = - kmalloc(LINE6_ISO_BUFFERS * LINE6_ISO_PACKETS * - line6pcm->max_packet_size, GFP_KERNEL); - if (!line6pcm->buffer_out) { - err = -ENOMEM; - goto pcm_acquire_error; - } - - flags_final |= channels & LINE6_BITS_PLAYBACK_BUFFER; - } - } - - if (test_flags(flags_old, flags_new, LINE6_BITS_PLAYBACK_STREAM)) { - /* - See comment above regarding PCM restart. - */ - if (line6pcm->active_urb_out | line6pcm->unlink_urb_out) { - dev_err(line6pcm->line6->ifcdev, "Device not yet ready\n"); - return -EBUSY; - } - - line6pcm->count_out = 0; - err = line6_submit_audio_out_all_urbs(line6pcm); - - if (err < 0) - goto pcm_acquire_error; - - flags_final |= channels & LINE6_BITS_PLAYBACK_STREAM; - } - - return 0; - -pcm_acquire_error: - /* - If not all requested resources/streams could be obtained, release - those which were successfully obtained (if any). - */ - line6_pcm_release(line6pcm, flags_final & channels); - return err; -} - -int line6_pcm_release(struct snd_line6_pcm *line6pcm, int channels) -{ - unsigned long flags_old, flags_new; - - do { - flags_old = ACCESS_ONCE(line6pcm->flags); - flags_new = flags_old & ~channels; - } while (cmpxchg(&line6pcm->flags, flags_old, flags_new) != flags_old); - - if (test_flags(flags_new, flags_old, LINE6_BITS_CAPTURE_STREAM)) - line6_unlink_audio_in_urbs(line6pcm); - - if (test_flags(flags_new, flags_old, LINE6_BITS_CAPTURE_BUFFER)) { - line6_wait_clear_audio_in_urbs(line6pcm); - line6_free_capture_buffer(line6pcm); - } - - if (test_flags(flags_new, flags_old, LINE6_BITS_PLAYBACK_STREAM)) - line6_unlink_audio_out_urbs(line6pcm); - - if (test_flags(flags_new, flags_old, LINE6_BITS_PLAYBACK_BUFFER)) { - line6_wait_clear_audio_out_urbs(line6pcm); - line6_free_playback_buffer(line6pcm); - } - - return 0; -} - -/* trigger callback */ -int snd_line6_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - struct snd_pcm_substream *s; - int err; - unsigned long flags; - - spin_lock_irqsave(&line6pcm->lock_trigger, flags); - clear_bit(LINE6_INDEX_PREPARED, &line6pcm->flags); - - snd_pcm_group_for_each_entry(s, substream) { - switch (s->stream) { - case SNDRV_PCM_STREAM_PLAYBACK: - err = snd_line6_playback_trigger(line6pcm, cmd); - - if (err < 0) { - spin_unlock_irqrestore(&line6pcm->lock_trigger, - flags); - return err; - } - - break; - - case SNDRV_PCM_STREAM_CAPTURE: - err = snd_line6_capture_trigger(line6pcm, cmd); - - if (err < 0) { - spin_unlock_irqrestore(&line6pcm->lock_trigger, - flags); - return err; - } - - break; - - default: - dev_err(line6pcm->line6->ifcdev, - "Unknown stream direction %d\n", s->stream); - } - } - - spin_unlock_irqrestore(&line6pcm->lock_trigger, flags); - return 0; -} - -/* control info callback */ -static int snd_line6_control_playback_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 2; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 256; - return 0; -} - -/* control get callback */ -static int snd_line6_control_playback_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - int i; - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - - for (i = 2; i--;) - ucontrol->value.integer.value[i] = line6pcm->volume_playback[i]; - - return 0; -} - -/* control put callback */ -static int snd_line6_control_playback_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - int i, changed = 0; - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - - for (i = 2; i--;) - if (line6pcm->volume_playback[i] != - ucontrol->value.integer.value[i]) { - line6pcm->volume_playback[i] = - ucontrol->value.integer.value[i]; - changed = 1; - } - - return changed; -} - -/* control definition */ -static struct snd_kcontrol_new line6_control_playback = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "PCM Playback Volume", - .index = 0, - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, - .info = snd_line6_control_playback_info, - .get = snd_line6_control_playback_get, - .put = snd_line6_control_playback_put -}; - -/* - Cleanup the PCM device. -*/ -static void line6_cleanup_pcm(struct snd_pcm *pcm) -{ - int i; - struct snd_line6_pcm *line6pcm = snd_pcm_chip(pcm); - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - device_remove_file(line6pcm->line6->ifcdev, &dev_attr_impulse_volume); - device_remove_file(line6pcm->line6->ifcdev, &dev_attr_impulse_period); -#endif - - for (i = LINE6_ISO_BUFFERS; i--;) { - if (line6pcm->urb_audio_out[i]) { - usb_kill_urb(line6pcm->urb_audio_out[i]); - usb_free_urb(line6pcm->urb_audio_out[i]); - } - if (line6pcm->urb_audio_in[i]) { - usb_kill_urb(line6pcm->urb_audio_in[i]); - usb_free_urb(line6pcm->urb_audio_in[i]); - } - } -} - -/* create a PCM device */ -static int snd_line6_new_pcm(struct snd_line6_pcm *line6pcm) -{ - struct snd_pcm *pcm; - int err; - - err = snd_pcm_new(line6pcm->line6->card, - (char *)line6pcm->line6->properties->name, - 0, 1, 1, &pcm); - if (err < 0) - return err; - - pcm->private_data = line6pcm; - pcm->private_free = line6_cleanup_pcm; - line6pcm->pcm = pcm; - strcpy(pcm->name, line6pcm->line6->properties->name); - - /* set operators */ - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, - &snd_line6_playback_ops); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_line6_capture_ops); - - /* pre-allocation of buffers */ - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data - (GFP_KERNEL), 64 * 1024, - 128 * 1024); - - return 0; -} - -/* PCM device destructor */ -static int snd_line6_pcm_free(struct snd_device *device) -{ - return 0; -} - -/* - Stop substream if still running. -*/ -static void pcm_disconnect_substream(struct snd_pcm_substream *substream) -{ - if (substream->runtime && snd_pcm_running(substream)) { - snd_pcm_stream_lock_irq(substream); - snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED); - snd_pcm_stream_unlock_irq(substream); - } -} - -/* - Stop PCM stream. -*/ -void line6_pcm_disconnect(struct snd_line6_pcm *line6pcm) -{ - pcm_disconnect_substream(get_substream - (line6pcm, SNDRV_PCM_STREAM_CAPTURE)); - pcm_disconnect_substream(get_substream - (line6pcm, SNDRV_PCM_STREAM_PLAYBACK)); - line6_unlink_wait_clear_audio_out_urbs(line6pcm); - line6_unlink_wait_clear_audio_in_urbs(line6pcm); -} - -/* - Create and register the PCM device and mixer entries. - Create URBs for playback and capture. -*/ -int line6_init_pcm(struct usb_line6 *line6, - struct line6_pcm_properties *properties) -{ - static struct snd_device_ops pcm_ops = { - .dev_free = snd_line6_pcm_free, - }; - - int err; - int ep_read = 0, ep_write = 0; - struct snd_line6_pcm *line6pcm; - - if (!(line6->properties->capabilities & LINE6_BIT_PCM)) - return 0; /* skip PCM initialization and report success */ - - /* initialize PCM subsystem based on product id: */ - switch (line6->product) { - case LINE6_DEVID_BASSPODXT: - case LINE6_DEVID_BASSPODXTLIVE: - case LINE6_DEVID_BASSPODXTPRO: - case LINE6_DEVID_PODXT: - case LINE6_DEVID_PODXTLIVE: - case LINE6_DEVID_PODXTPRO: - case LINE6_DEVID_PODHD300: - case LINE6_DEVID_PODHD400: - ep_read = 0x82; - ep_write = 0x01; - break; - - case LINE6_DEVID_PODHD500: - case LINE6_DEVID_PODX3: - case LINE6_DEVID_PODX3LIVE: - ep_read = 0x86; - ep_write = 0x02; - break; - - case LINE6_DEVID_POCKETPOD: - ep_read = 0x82; - ep_write = 0x02; - break; - - case LINE6_DEVID_GUITARPORT: - case LINE6_DEVID_PODSTUDIO_GX: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - case LINE6_DEVID_TONEPORT_GX: - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - ep_read = 0x82; - ep_write = 0x01; - break; - - /* this is for interface_number == 1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_PODSTUDIO_UX2: - ep_read = 0x87; - ep_write = 0x00; - break; */ - - default: - MISSING_CASE; - } - - line6pcm = kzalloc(sizeof(*line6pcm), GFP_KERNEL); - - if (line6pcm == NULL) - return -ENOMEM; - - line6pcm->volume_playback[0] = line6pcm->volume_playback[1] = 255; - line6pcm->volume_monitor = 255; - line6pcm->line6 = line6; - line6pcm->ep_audio_read = ep_read; - line6pcm->ep_audio_write = ep_write; - - /* Read and write buffers are sized identically, so choose minimum */ - line6pcm->max_packet_size = min( - usb_maxpacket(line6->usbdev, - usb_rcvisocpipe(line6->usbdev, ep_read), 0), - usb_maxpacket(line6->usbdev, - usb_sndisocpipe(line6->usbdev, ep_write), 1)); - - line6pcm->properties = properties; - line6->line6pcm = line6pcm; - - /* PCM device: */ - err = snd_device_new(line6->card, SNDRV_DEV_PCM, line6, &pcm_ops); - if (err < 0) - return err; - - err = snd_line6_new_pcm(line6pcm); - if (err < 0) - return err; - - spin_lock_init(&line6pcm->lock_audio_out); - spin_lock_init(&line6pcm->lock_audio_in); - spin_lock_init(&line6pcm->lock_trigger); - - err = line6_create_audio_out_urbs(line6pcm); - if (err < 0) - return err; - - err = line6_create_audio_in_urbs(line6pcm); - if (err < 0) - return err; - - /* mixer: */ - err = - snd_ctl_add(line6->card, - snd_ctl_new1(&line6_control_playback, line6pcm)); - if (err < 0) - return err; - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - /* impulse response test: */ - err = device_create_file(line6->ifcdev, &dev_attr_impulse_volume); - if (err < 0) - return err; - - err = device_create_file(line6->ifcdev, &dev_attr_impulse_period); - if (err < 0) - return err; - - line6pcm->impulse_period = LINE6_IMPULSE_DEFAULT_PERIOD; -#endif - - return 0; -} - -/* prepare pcm callback */ -int snd_line6_prepare(struct snd_pcm_substream *substream) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - switch (substream->stream) { - case SNDRV_PCM_STREAM_PLAYBACK: - if ((line6pcm->flags & LINE6_BITS_PLAYBACK_STREAM) == 0) - line6_unlink_wait_clear_audio_out_urbs(line6pcm); - - break; - - case SNDRV_PCM_STREAM_CAPTURE: - if ((line6pcm->flags & LINE6_BITS_CAPTURE_STREAM) == 0) - line6_unlink_wait_clear_audio_in_urbs(line6pcm); - - break; - - default: - MISSING_CASE; - } - - if (!test_and_set_bit(LINE6_INDEX_PREPARED, &line6pcm->flags)) { - line6pcm->count_out = 0; - line6pcm->pos_out = 0; - line6pcm->pos_out_done = 0; - line6pcm->bytes_out = 0; - line6pcm->count_in = 0; - line6pcm->pos_in_done = 0; - line6pcm->bytes_in = 0; - } - - return 0; -} diff --git a/drivers/staging/line6/pcm.h b/drivers/staging/line6/pcm.h deleted file mode 100644 index 6aa0d46a2890..000000000000 --- a/drivers/staging/line6/pcm.h +++ /dev/null @@ -1,382 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -/* - PCM interface to POD series devices. -*/ - -#ifndef PCM_H -#define PCM_H - -#include <sound/pcm.h> - -#include "driver.h" -#include "usbdefs.h" - -/* number of URBs */ -#define LINE6_ISO_BUFFERS 2 - -/* - number of USB frames per URB - The Line6 Windows driver always transmits two frames per packet, but - the Linux driver performs significantly better (i.e., lower latency) - with only one frame per packet. -*/ -#define LINE6_ISO_PACKETS 1 - -/* in a "full speed" device (such as the PODxt Pro) this means 1ms */ -#define LINE6_ISO_INTERVAL 1 - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE -#define LINE6_IMPULSE_DEFAULT_PERIOD 100 -#endif - -/* - Get substream from Line6 PCM data structure -*/ -#define get_substream(line6pcm, stream) \ - (line6pcm->pcm->streams[stream].substream) - -/* - PCM mode bits. - - There are several features of the Line6 USB driver which require PCM - data to be exchanged with the device: - *) PCM playback and capture via ALSA - *) software monitoring (for devices without hardware monitoring) - *) optional impulse response measurement - However, from the device's point of view, there is just a single - capture and playback stream, which must be shared between these - subsystems. It is therefore necessary to maintain the state of the - subsystems with respect to PCM usage. We define several constants of - the form LINE6_BIT_PCM_<subsystem>_<direction>_<resource> with the - following meanings: - *) <subsystem> is one of - -) ALSA: PCM playback and capture via ALSA - -) MONITOR: software monitoring - -) IMPULSE: optional impulse response measurement - *) <direction> is one of - -) PLAYBACK: audio output (from host to device) - -) CAPTURE: audio input (from device to host) - *) <resource> is one of - -) BUFFER: buffer required by PCM data stream - -) STREAM: actual PCM data stream - - The subsystems call line6_pcm_acquire() to acquire the (shared) - resources needed for a particular operation (e.g., allocate the buffer - for ALSA playback or start the capture stream for software monitoring). - When a resource is no longer needed, it is released by calling - line6_pcm_release(). Buffer allocation and stream startup are handled - separately to allow the ALSA kernel driver to perform them at - appropriate places (since the callback which starts a PCM stream is not - allowed to sleep). -*/ -enum { - /* individual bit indices: */ - LINE6_INDEX_PCM_ALSA_PLAYBACK_BUFFER, - LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, - LINE6_INDEX_PCM_ALSA_CAPTURE_BUFFER, - LINE6_INDEX_PCM_ALSA_CAPTURE_STREAM, - LINE6_INDEX_PCM_MONITOR_PLAYBACK_BUFFER, - LINE6_INDEX_PCM_MONITOR_PLAYBACK_STREAM, - LINE6_INDEX_PCM_MONITOR_CAPTURE_BUFFER, - LINE6_INDEX_PCM_MONITOR_CAPTURE_STREAM, -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_INDEX_PCM_IMPULSE_PLAYBACK_BUFFER, - LINE6_INDEX_PCM_IMPULSE_PLAYBACK_STREAM, - LINE6_INDEX_PCM_IMPULSE_CAPTURE_BUFFER, - LINE6_INDEX_PCM_IMPULSE_CAPTURE_STREAM, -#endif - LINE6_INDEX_PAUSE_PLAYBACK, - LINE6_INDEX_PREPARED, - - /* individual bit masks: */ - LINE6_BIT(PCM_ALSA_PLAYBACK_BUFFER), - LINE6_BIT(PCM_ALSA_PLAYBACK_STREAM), - LINE6_BIT(PCM_ALSA_CAPTURE_BUFFER), - LINE6_BIT(PCM_ALSA_CAPTURE_STREAM), - LINE6_BIT(PCM_MONITOR_PLAYBACK_BUFFER), - LINE6_BIT(PCM_MONITOR_PLAYBACK_STREAM), - LINE6_BIT(PCM_MONITOR_CAPTURE_BUFFER), - LINE6_BIT(PCM_MONITOR_CAPTURE_STREAM), -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BIT(PCM_IMPULSE_PLAYBACK_BUFFER), - LINE6_BIT(PCM_IMPULSE_PLAYBACK_STREAM), - LINE6_BIT(PCM_IMPULSE_CAPTURE_BUFFER), - LINE6_BIT(PCM_IMPULSE_CAPTURE_STREAM), -#endif - LINE6_BIT(PAUSE_PLAYBACK), - LINE6_BIT(PREPARED), - - /* combined bit masks (by operation): */ - LINE6_BITS_PCM_ALSA_BUFFER = - LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER | - LINE6_BIT_PCM_ALSA_CAPTURE_BUFFER, - - LINE6_BITS_PCM_ALSA_STREAM = - LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM | - LINE6_BIT_PCM_ALSA_CAPTURE_STREAM, - - LINE6_BITS_PCM_MONITOR = - LINE6_BIT_PCM_MONITOR_PLAYBACK_BUFFER | - LINE6_BIT_PCM_MONITOR_PLAYBACK_STREAM | - LINE6_BIT_PCM_MONITOR_CAPTURE_BUFFER | - LINE6_BIT_PCM_MONITOR_CAPTURE_STREAM, - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BITS_PCM_IMPULSE = - LINE6_BIT_PCM_IMPULSE_PLAYBACK_BUFFER | - LINE6_BIT_PCM_IMPULSE_PLAYBACK_STREAM | - LINE6_BIT_PCM_IMPULSE_CAPTURE_BUFFER | - LINE6_BIT_PCM_IMPULSE_CAPTURE_STREAM, -#endif - - /* combined bit masks (by direction): */ - LINE6_BITS_PLAYBACK_BUFFER = -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BIT_PCM_IMPULSE_PLAYBACK_BUFFER | -#endif - LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER | - LINE6_BIT_PCM_MONITOR_PLAYBACK_BUFFER , - - LINE6_BITS_PLAYBACK_STREAM = -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BIT_PCM_IMPULSE_PLAYBACK_STREAM | -#endif - LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM | - LINE6_BIT_PCM_MONITOR_PLAYBACK_STREAM , - - LINE6_BITS_CAPTURE_BUFFER = -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BIT_PCM_IMPULSE_CAPTURE_BUFFER | -#endif - LINE6_BIT_PCM_ALSA_CAPTURE_BUFFER | - LINE6_BIT_PCM_MONITOR_CAPTURE_BUFFER , - - LINE6_BITS_CAPTURE_STREAM = -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - LINE6_BIT_PCM_IMPULSE_CAPTURE_STREAM | -#endif - LINE6_BIT_PCM_ALSA_CAPTURE_STREAM | - LINE6_BIT_PCM_MONITOR_CAPTURE_STREAM, - - LINE6_BITS_STREAM = - LINE6_BITS_PLAYBACK_STREAM | - LINE6_BITS_CAPTURE_STREAM -}; - -struct line6_pcm_properties { - struct snd_pcm_hardware snd_line6_playback_hw, snd_line6_capture_hw; - struct snd_pcm_hw_constraint_ratdens snd_line6_rates; - int bytes_per_frame; -}; - -struct snd_line6_pcm { - /** - Pointer back to the Line6 driver data structure. - */ - struct usb_line6 *line6; - - /** - Properties. - */ - struct line6_pcm_properties *properties; - - /** - ALSA pcm stream - */ - struct snd_pcm *pcm; - - /** - URBs for audio playback. - */ - struct urb *urb_audio_out[LINE6_ISO_BUFFERS]; - - /** - URBs for audio capture. - */ - struct urb *urb_audio_in[LINE6_ISO_BUFFERS]; - - /** - Temporary buffer for playback. - Since the packet size is not known in advance, this buffer is - large enough to store maximum size packets. - */ - unsigned char *buffer_out; - - /** - Temporary buffer for capture. - Since the packet size is not known in advance, this buffer is - large enough to store maximum size packets. - */ - unsigned char *buffer_in; - - /** - Previously captured frame (for software monitoring). - */ - unsigned char *prev_fbuf; - - /** - Size of previously captured frame (for software monitoring). - */ - int prev_fsize; - - /** - Free frame position in the playback buffer. - */ - snd_pcm_uframes_t pos_out; - - /** - Count processed bytes for playback. - This is modulo period size (to determine when a period is - finished). - */ - unsigned bytes_out; - - /** - Counter to create desired playback sample rate. - */ - unsigned count_out; - - /** - Playback period size in bytes - */ - unsigned period_out; - - /** - Processed frame position in the playback buffer. - The contents of the output ring buffer have been consumed by - the USB subsystem (i.e., sent to the USB device) up to this - position. - */ - snd_pcm_uframes_t pos_out_done; - - /** - Count processed bytes for capture. - This is modulo period size (to determine when a period is - finished). - */ - unsigned bytes_in; - - /** - Counter to create desired capture sample rate. - */ - unsigned count_in; - - /** - Capture period size in bytes - */ - unsigned period_in; - - /** - Processed frame position in the capture buffer. - The contents of the output ring buffer have been consumed by - the USB subsystem (i.e., sent to the USB device) up to this - position. - */ - snd_pcm_uframes_t pos_in_done; - - /** - Bit mask of active playback URBs. - */ - unsigned long active_urb_out; - - /** - Maximum size of USB packet. - */ - int max_packet_size; - - /** - USB endpoint for listening to audio data. - */ - int ep_audio_read; - - /** - USB endpoint for writing audio data. - */ - int ep_audio_write; - - /** - Bit mask of active capture URBs. - */ - unsigned long active_urb_in; - - /** - Bit mask of playback URBs currently being unlinked. - */ - unsigned long unlink_urb_out; - - /** - Bit mask of capture URBs currently being unlinked. - */ - unsigned long unlink_urb_in; - - /** - Spin lock to protect updates of the playback buffer positions (not - contents!) - */ - spinlock_t lock_audio_out; - - /** - Spin lock to protect updates of the capture buffer positions (not - contents!) - */ - spinlock_t lock_audio_in; - - /** - Spin lock to protect trigger. - */ - spinlock_t lock_trigger; - - /** - PCM playback volume (left and right). - */ - int volume_playback[2]; - - /** - PCM monitor volume. - */ - int volume_monitor; - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - /** - Volume of impulse response test signal (if zero, test is disabled). - */ - int impulse_volume; - - /** - Period of impulse response test signal. - */ - int impulse_period; - - /** - Counter for impulse response test signal. - */ - int impulse_count; -#endif - - /** - Several status bits (see LINE6_BIT_*). - */ - unsigned long flags; - - int last_frame_in, last_frame_out; -}; - -extern int line6_init_pcm(struct usb_line6 *line6, - struct line6_pcm_properties *properties); -extern int snd_line6_trigger(struct snd_pcm_substream *substream, int cmd); -extern int snd_line6_prepare(struct snd_pcm_substream *substream); -extern void line6_pcm_disconnect(struct snd_line6_pcm *line6pcm); -extern int line6_pcm_acquire(struct snd_line6_pcm *line6pcm, int channels); -extern int line6_pcm_release(struct snd_line6_pcm *line6pcm, int channels); - -#endif diff --git a/drivers/staging/line6/playback.c b/drivers/staging/line6/playback.c deleted file mode 100644 index 2ca8900e68c3..000000000000 --- a/drivers/staging/line6/playback.c +++ /dev/null @@ -1,592 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "pcm.h" -#include "pod.h" -#include "playback.h" - -/* - Software stereo volume control. -*/ -static void change_volume(struct urb *urb_out, int volume[], - int bytes_per_frame) -{ - int chn = 0; - - if (volume[0] == 256 && volume[1] == 256) - return; /* maximum volume - no change */ - - if (bytes_per_frame == 4) { - short *p, *buf_end; - - p = (short *)urb_out->transfer_buffer; - buf_end = p + urb_out->transfer_buffer_length / sizeof(*p); - - for (; p < buf_end; ++p) { - *p = (*p * volume[chn & 1]) >> 8; - ++chn; - } - } else if (bytes_per_frame == 6) { - unsigned char *p, *buf_end; - - p = (unsigned char *)urb_out->transfer_buffer; - buf_end = p + urb_out->transfer_buffer_length; - - for (; p < buf_end; p += 3) { - int val; - - val = p[0] + (p[1] << 8) + ((signed char)p[2] << 16); - val = (val * volume[chn & 1]) >> 8; - p[0] = val; - p[1] = val >> 8; - p[2] = val >> 16; - ++chn; - } - } -} - -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - -/* - Create signal for impulse response test. -*/ -static void create_impulse_test_signal(struct snd_line6_pcm *line6pcm, - struct urb *urb_out, int bytes_per_frame) -{ - int frames = urb_out->transfer_buffer_length / bytes_per_frame; - - if (bytes_per_frame == 4) { - int i; - short *pi = (short *)line6pcm->prev_fbuf; - short *po = (short *)urb_out->transfer_buffer; - - for (i = 0; i < frames; ++i) { - po[0] = pi[0]; - po[1] = 0; - pi += 2; - po += 2; - } - } else if (bytes_per_frame == 6) { - int i, j; - unsigned char *pi = line6pcm->prev_fbuf; - unsigned char *po = urb_out->transfer_buffer; - - for (i = 0; i < frames; ++i) { - for (j = 0; j < bytes_per_frame / 2; ++j) - po[j] = pi[j]; - - for (; j < bytes_per_frame; ++j) - po[j] = 0; - - pi += bytes_per_frame; - po += bytes_per_frame; - } - } - if (--line6pcm->impulse_count <= 0) { - ((unsigned char *)(urb_out->transfer_buffer))[bytes_per_frame - - 1] = - line6pcm->impulse_volume; - line6pcm->impulse_count = line6pcm->impulse_period; - } -} - -#endif - -/* - Add signal to buffer for software monitoring. -*/ -static void add_monitor_signal(struct urb *urb_out, unsigned char *signal, - int volume, int bytes_per_frame) -{ - if (volume == 0) - return; /* zero volume - no change */ - - if (bytes_per_frame == 4) { - short *pi, *po, *buf_end; - - pi = (short *)signal; - po = (short *)urb_out->transfer_buffer; - buf_end = po + urb_out->transfer_buffer_length / sizeof(*po); - - for (; po < buf_end; ++pi, ++po) - *po += (*pi * volume) >> 8; - } - - /* - We don't need to handle devices with 6 bytes per frame here - since they all support hardware monitoring. - */ -} - -/* - Find a free URB, prepare audio data, and submit URB. -*/ -static int submit_audio_out_urb(struct snd_line6_pcm *line6pcm) -{ - int index; - unsigned long flags; - int i, urb_size, urb_frames; - int ret; - const int bytes_per_frame = line6pcm->properties->bytes_per_frame; - const int frame_increment = - line6pcm->properties->snd_line6_rates.rats[0].num_min; - const int frame_factor = - line6pcm->properties->snd_line6_rates.rats[0].den * - (USB_INTERVALS_PER_SECOND / LINE6_ISO_INTERVAL); - struct urb *urb_out; - - spin_lock_irqsave(&line6pcm->lock_audio_out, flags); - index = - find_first_zero_bit(&line6pcm->active_urb_out, LINE6_ISO_BUFFERS); - - if (index < 0 || index >= LINE6_ISO_BUFFERS) { - spin_unlock_irqrestore(&line6pcm->lock_audio_out, flags); - dev_err(line6pcm->line6->ifcdev, "no free URB found\n"); - return -EINVAL; - } - - urb_out = line6pcm->urb_audio_out[index]; - urb_size = 0; - - for (i = 0; i < LINE6_ISO_PACKETS; ++i) { - /* compute frame size for given sampling rate */ - int fsize = 0; - struct usb_iso_packet_descriptor *fout = - &urb_out->iso_frame_desc[i]; - - if (line6pcm->flags & LINE6_BITS_CAPTURE_STREAM) - fsize = line6pcm->prev_fsize; - - if (fsize == 0) { - int n; - - line6pcm->count_out += frame_increment; - n = line6pcm->count_out / frame_factor; - line6pcm->count_out -= n * frame_factor; - fsize = n * bytes_per_frame; - } - - fout->offset = urb_size; - fout->length = fsize; - urb_size += fsize; - } - - if (urb_size == 0) { - /* can't determine URB size */ - spin_unlock_irqrestore(&line6pcm->lock_audio_out, flags); - dev_err(line6pcm->line6->ifcdev, "driver bug: urb_size = 0\n"); - return -EINVAL; - } - - urb_frames = urb_size / bytes_per_frame; - urb_out->transfer_buffer = - line6pcm->buffer_out + - index * LINE6_ISO_PACKETS * line6pcm->max_packet_size; - urb_out->transfer_buffer_length = urb_size; - urb_out->context = line6pcm; - - if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, &line6pcm->flags) && - !test_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags)) { - struct snd_pcm_runtime *runtime = - get_substream(line6pcm, SNDRV_PCM_STREAM_PLAYBACK)->runtime; - - if (line6pcm->pos_out + urb_frames > runtime->buffer_size) { - /* - The transferred area goes over buffer boundary, - copy the data to the temp buffer. - */ - int len; - - len = runtime->buffer_size - line6pcm->pos_out; - - if (len > 0) { - memcpy(urb_out->transfer_buffer, - runtime->dma_area + - line6pcm->pos_out * bytes_per_frame, - len * bytes_per_frame); - memcpy(urb_out->transfer_buffer + - len * bytes_per_frame, runtime->dma_area, - (urb_frames - len) * bytes_per_frame); - } else - dev_err(line6pcm->line6->ifcdev, "driver bug: len = %d\n", - len); - } else { - memcpy(urb_out->transfer_buffer, - runtime->dma_area + - line6pcm->pos_out * bytes_per_frame, - urb_out->transfer_buffer_length); - } - - line6pcm->pos_out += urb_frames; - if (line6pcm->pos_out >= runtime->buffer_size) - line6pcm->pos_out -= runtime->buffer_size; - } else { - memset(urb_out->transfer_buffer, 0, - urb_out->transfer_buffer_length); - } - - change_volume(urb_out, line6pcm->volume_playback, bytes_per_frame); - - if (line6pcm->prev_fbuf != NULL) { -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - if (line6pcm->flags & LINE6_BITS_PCM_IMPULSE) { - create_impulse_test_signal(line6pcm, urb_out, - bytes_per_frame); - if (line6pcm->flags & - LINE6_BIT_PCM_ALSA_CAPTURE_STREAM) { - line6_capture_copy(line6pcm, - urb_out->transfer_buffer, - urb_out-> - transfer_buffer_length); - line6_capture_check_period(line6pcm, - urb_out->transfer_buffer_length); - } - } else { -#endif - if (! - (line6pcm->line6-> - properties->capabilities & LINE6_BIT_HWMON) - && (line6pcm->flags & LINE6_BITS_PLAYBACK_STREAM) - && (line6pcm->flags & LINE6_BITS_CAPTURE_STREAM)) - add_monitor_signal(urb_out, line6pcm->prev_fbuf, - line6pcm->volume_monitor, - bytes_per_frame); -#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE - } -#endif - } - - ret = usb_submit_urb(urb_out, GFP_ATOMIC); - - if (ret == 0) - set_bit(index, &line6pcm->active_urb_out); - else - dev_err(line6pcm->line6->ifcdev, - "URB out #%d submission failed (%d)\n", index, ret); - - spin_unlock_irqrestore(&line6pcm->lock_audio_out, flags); - return 0; -} - -/* - Submit all currently available playback URBs. -*/ -int line6_submit_audio_out_all_urbs(struct snd_line6_pcm *line6pcm) -{ - int ret, i; - - for (i = 0; i < LINE6_ISO_BUFFERS; ++i) { - ret = submit_audio_out_urb(line6pcm); - if (ret < 0) - return ret; - } - - return 0; -} - -/* - Unlink all currently active playback URBs. -*/ -void line6_unlink_audio_out_urbs(struct snd_line6_pcm *line6pcm) -{ - unsigned int i; - - for (i = LINE6_ISO_BUFFERS; i--;) { - if (test_bit(i, &line6pcm->active_urb_out)) { - if (!test_and_set_bit(i, &line6pcm->unlink_urb_out)) { - struct urb *u = line6pcm->urb_audio_out[i]; - - usb_unlink_urb(u); - } - } - } -} - -/* - Wait until unlinking of all currently active playback URBs has been - finished. -*/ -void line6_wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm) -{ - int timeout = HZ; - unsigned int i; - int alive; - - do { - alive = 0; - for (i = LINE6_ISO_BUFFERS; i--;) { - if (test_bit(i, &line6pcm->active_urb_out)) - alive++; - } - if (!alive) - break; - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(1); - } while (--timeout > 0); - if (alive) - snd_printk(KERN_ERR "timeout: still %d active urbs..\n", alive); -} - -/* - Unlink all currently active playback URBs, and wait for finishing. -*/ -void line6_unlink_wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm) -{ - line6_unlink_audio_out_urbs(line6pcm); - line6_wait_clear_audio_out_urbs(line6pcm); -} - -void line6_free_playback_buffer(struct snd_line6_pcm *line6pcm) -{ - kfree(line6pcm->buffer_out); - line6pcm->buffer_out = NULL; -} - -/* - Callback for completed playback URB. -*/ -static void audio_out_callback(struct urb *urb) -{ - int i, index, length = 0, shutdown = 0; - unsigned long flags; - struct snd_line6_pcm *line6pcm = (struct snd_line6_pcm *)urb->context; - struct snd_pcm_substream *substream = - get_substream(line6pcm, SNDRV_PCM_STREAM_PLAYBACK); - -#if USE_CLEAR_BUFFER_WORKAROUND - memset(urb->transfer_buffer, 0, urb->transfer_buffer_length); -#endif - - line6pcm->last_frame_out = urb->start_frame; - - /* find index of URB */ - for (index = LINE6_ISO_BUFFERS; index--;) - if (urb == line6pcm->urb_audio_out[index]) - break; - - if (index < 0) - return; /* URB has been unlinked asynchronously */ - - for (i = LINE6_ISO_PACKETS; i--;) - length += urb->iso_frame_desc[i].length; - - spin_lock_irqsave(&line6pcm->lock_audio_out, flags); - - if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, &line6pcm->flags)) { - struct snd_pcm_runtime *runtime = substream->runtime; - - line6pcm->pos_out_done += - length / line6pcm->properties->bytes_per_frame; - - if (line6pcm->pos_out_done >= runtime->buffer_size) - line6pcm->pos_out_done -= runtime->buffer_size; - } - - clear_bit(index, &line6pcm->active_urb_out); - - for (i = LINE6_ISO_PACKETS; i--;) - if (urb->iso_frame_desc[i].status == -EXDEV) { - shutdown = 1; - break; - } - - if (test_and_clear_bit(index, &line6pcm->unlink_urb_out)) - shutdown = 1; - - spin_unlock_irqrestore(&line6pcm->lock_audio_out, flags); - - if (!shutdown) { - submit_audio_out_urb(line6pcm); - - if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, - &line6pcm->flags)) { - line6pcm->bytes_out += length; - if (line6pcm->bytes_out >= line6pcm->period_out) { - line6pcm->bytes_out %= line6pcm->period_out; - snd_pcm_period_elapsed(substream); - } - } - } -} - -/* open playback callback */ -static int snd_line6_playback_open(struct snd_pcm_substream *substream) -{ - int err; - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - err = snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, - (&line6pcm-> - properties->snd_line6_rates)); - if (err < 0) - return err; - - runtime->hw = line6pcm->properties->snd_line6_playback_hw; - return 0; -} - -/* close playback callback */ -static int snd_line6_playback_close(struct snd_pcm_substream *substream) -{ - return 0; -} - -/* hw_params playback callback */ -static int snd_line6_playback_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - int ret; - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - /* -- Florian Demski [FD] */ - /* don't ask me why, but this fixes the bug on my machine */ - if (line6pcm == NULL) { - if (substream->pcm == NULL) - return -ENOMEM; - if (substream->pcm->private_data == NULL) - return -ENOMEM; - substream->private_data = substream->pcm->private_data; - line6pcm = snd_pcm_substream_chip(substream); - } - /* -- [FD] end */ - - ret = line6_pcm_acquire(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER); - - if (ret < 0) - return ret; - - ret = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (ret < 0) { - line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER); - return ret; - } - - line6pcm->period_out = params_period_bytes(hw_params); - return 0; -} - -/* hw_free playback callback */ -static int snd_line6_playback_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER); - return snd_pcm_lib_free_pages(substream); -} - -/* trigger playback callback */ -int snd_line6_playback_trigger(struct snd_line6_pcm *line6pcm, int cmd) -{ - int err; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: -#ifdef CONFIG_PM - case SNDRV_PCM_TRIGGER_RESUME: -#endif - err = line6_pcm_acquire(line6pcm, - LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM); - - if (err < 0) - return err; - - break; - - case SNDRV_PCM_TRIGGER_STOP: -#ifdef CONFIG_PM - case SNDRV_PCM_TRIGGER_SUSPEND: -#endif - err = line6_pcm_release(line6pcm, - LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM); - - if (err < 0) - return err; - - break; - - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - set_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags); - break; - - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - clear_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags); - break; - - default: - return -EINVAL; - } - - return 0; -} - -/* playback pointer callback */ -static snd_pcm_uframes_t -snd_line6_playback_pointer(struct snd_pcm_substream *substream) -{ - struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream); - - return line6pcm->pos_out_done; -} - -/* playback operators */ -struct snd_pcm_ops snd_line6_playback_ops = { - .open = snd_line6_playback_open, - .close = snd_line6_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_line6_playback_hw_params, - .hw_free = snd_line6_playback_hw_free, - .prepare = snd_line6_prepare, - .trigger = snd_line6_trigger, - .pointer = snd_line6_playback_pointer, -}; - -int line6_create_audio_out_urbs(struct snd_line6_pcm *line6pcm) -{ - int i; - - /* create audio URBs and fill in constant values: */ - for (i = 0; i < LINE6_ISO_BUFFERS; ++i) { - struct urb *urb; - - /* URB for audio out: */ - urb = line6pcm->urb_audio_out[i] = - usb_alloc_urb(LINE6_ISO_PACKETS, GFP_KERNEL); - - if (urb == NULL) { - dev_err(line6pcm->line6->ifcdev, "Out of memory\n"); - return -ENOMEM; - } - - urb->dev = line6pcm->line6->usbdev; - urb->pipe = - usb_sndisocpipe(line6pcm->line6->usbdev, - line6pcm->ep_audio_write & - USB_ENDPOINT_NUMBER_MASK); - urb->transfer_flags = URB_ISO_ASAP; - urb->start_frame = -1; - urb->number_of_packets = LINE6_ISO_PACKETS; - urb->interval = LINE6_ISO_INTERVAL; - urb->error_count = 0; - urb->complete = audio_out_callback; - } - - return 0; -} diff --git a/drivers/staging/line6/playback.h b/drivers/staging/line6/playback.h deleted file mode 100644 index 743bd6f74c57..000000000000 --- a/drivers/staging/line6/playback.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef PLAYBACK_H -#define PLAYBACK_H - -#include <sound/pcm.h> - -#include "driver.h" - -/* - * When the TonePort is used with jack in full duplex mode and the outputs are - * not connected, the software monitor produces an ugly noise since everything - * written to the output buffer (i.e., the input signal) will be repeated in - * the next period (sounds like a delay effect). As a workaround, the output - * buffer is cleared after the data have been read, but there must be a better - * solution. Until one is found, this workaround can be used to fix the - * problem. - */ -#define USE_CLEAR_BUFFER_WORKAROUND 1 - -extern struct snd_pcm_ops snd_line6_playback_ops; - -extern int line6_create_audio_out_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_free_playback_buffer(struct snd_line6_pcm *line6pcm); -extern int line6_submit_audio_out_all_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_unlink_audio_out_urbs(struct snd_line6_pcm *line6pcm); -extern void line6_unlink_wait_clear_audio_out_urbs(struct snd_line6_pcm - *line6pcm); -extern void line6_wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm); -extern int snd_line6_playback_trigger(struct snd_line6_pcm *line6pcm, int cmd); - -#endif diff --git a/drivers/staging/line6/pod.c b/drivers/staging/line6/pod.c deleted file mode 100644 index 44f4b2f98570..000000000000 --- a/drivers/staging/line6/pod.c +++ /dev/null @@ -1,458 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> -#include <linux/wait.h> -#include <sound/control.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "playback.h" -#include "pod.h" - -#define POD_SYSEX_CODE 3 -#define POD_BYTES_PER_FRAME 6 /* 24bit audio (stereo) */ - -/* *INDENT-OFF* */ - -enum { - POD_SYSEX_SAVE = 0x24, - POD_SYSEX_SYSTEM = 0x56, - POD_SYSEX_SYSTEMREQ = 0x57, - /* POD_SYSEX_UPDATE = 0x6c, */ /* software update! */ - POD_SYSEX_STORE = 0x71, - POD_SYSEX_FINISH = 0x72, - POD_SYSEX_DUMPMEM = 0x73, - POD_SYSEX_DUMP = 0x74, - POD_SYSEX_DUMPREQ = 0x75 - - /* dumps entire internal memory of PODxt Pro */ - /* POD_SYSEX_DUMPMEM2 = 0x76 */ -}; - -enum { - POD_MONITOR_LEVEL = 0x04, - POD_SYSTEM_INVALID = 0x10000 -}; - -/* *INDENT-ON* */ - -enum { - POD_DUMP_MEMORY = 2 -}; - -enum { - POD_BUSY_READ, - POD_BUSY_WRITE, - POD_CHANNEL_DIRTY, - POD_SAVE_PRESSED, - POD_BUSY_MIDISEND -}; - -static struct snd_ratden pod_ratden = { - .num_min = 78125, - .num_max = 78125, - .num_step = 1, - .den = 2 -}; - -static struct line6_pcm_properties pod_pcm_properties = { - .snd_line6_playback_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S24_3LE, - .rates = SNDRV_PCM_RATE_KNOT, - .rate_min = 39062, - .rate_max = 39063, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_capture_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S24_3LE, - .rates = SNDRV_PCM_RATE_KNOT, - .rate_min = 39062, - .rate_max = 39063, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_rates = { - .nrats = 1, - .rats = &pod_ratden}, - .bytes_per_frame = POD_BYTES_PER_FRAME -}; - -static const char pod_version_header[] = { - 0xf2, 0x7e, 0x7f, 0x06, 0x02 -}; - -/* forward declarations: */ -static void pod_startup2(unsigned long data); -static void pod_startup3(struct usb_line6_pod *pod); - -static char *pod_alloc_sysex_buffer(struct usb_line6_pod *pod, int code, - int size) -{ - return line6_alloc_sysex_buffer(&pod->line6, POD_SYSEX_CODE, code, - size); -} - -/* - Process a completely received message. -*/ -void line6_pod_process_message(struct usb_line6_pod *pod) -{ - const unsigned char *buf = pod->line6.buffer_message; - - if (memcmp(buf, pod_version_header, sizeof(pod_version_header)) == 0) { - pod->firmware_version = buf[13] * 100 + buf[14] * 10 + buf[15]; - pod->device_id = ((int)buf[8] << 16) | ((int)buf[9] << 8) | - (int) buf[10]; - pod_startup3(pod); - return; - } - - /* Only look for sysex messages from this device */ - if (buf[0] != (LINE6_SYSEX_BEGIN | LINE6_CHANNEL_DEVICE) && - buf[0] != (LINE6_SYSEX_BEGIN | LINE6_CHANNEL_UNKNOWN)) { - return; - } - if (memcmp(buf + 1, line6_midi_id, sizeof(line6_midi_id)) != 0) - return; - - if (buf[5] == POD_SYSEX_SYSTEM && buf[6] == POD_MONITOR_LEVEL) { - short value = ((int)buf[7] << 12) | ((int)buf[8] << 8) | - ((int)buf[9] << 4) | (int)buf[10]; - pod->monitor_level = value; - } -} - -/* - Transmit PODxt Pro control parameter. -*/ -void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param, - u8 value) -{ - line6_transmit_parameter(&pod->line6, param, value); -} - -/* - Send system parameter (from integer). -*/ -static int pod_set_system_param_int(struct usb_line6_pod *pod, int value, - int code) -{ - char *sysex; - static const int size = 5; - - sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_SYSTEM, size); - if (!sysex) - return -ENOMEM; - sysex[SYSEX_DATA_OFS] = code; - sysex[SYSEX_DATA_OFS + 1] = (value >> 12) & 0x0f; - sysex[SYSEX_DATA_OFS + 2] = (value >> 8) & 0x0f; - sysex[SYSEX_DATA_OFS + 3] = (value >> 4) & 0x0f; - sysex[SYSEX_DATA_OFS + 4] = (value) & 0x0f; - line6_send_sysex_message(&pod->line6, sysex, size); - kfree(sysex); - return 0; -} - -/* - "read" request on "serial_number" special file. -*/ -static ssize_t serial_number_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct usb_interface *interface = to_usb_interface(dev); - struct usb_line6_pod *pod = usb_get_intfdata(interface); - - return sprintf(buf, "%d\n", pod->serial_number); -} - -/* - "read" request on "firmware_version" special file. -*/ -static ssize_t firmware_version_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct usb_interface *interface = to_usb_interface(dev); - struct usb_line6_pod *pod = usb_get_intfdata(interface); - - return sprintf(buf, "%d.%02d\n", pod->firmware_version / 100, - pod->firmware_version % 100); -} - -/* - "read" request on "device_id" special file. -*/ -static ssize_t device_id_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct usb_interface *interface = to_usb_interface(dev); - struct usb_line6_pod *pod = usb_get_intfdata(interface); - - return sprintf(buf, "%d\n", pod->device_id); -} - -/* - POD startup procedure. - This is a sequence of functions with special requirements (e.g., must - not run immediately after initialization, must not run in interrupt - context). After the last one has finished, the device is ready to use. -*/ - -static void pod_startup1(struct usb_line6_pod *pod) -{ - CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_INIT); - - /* delay startup procedure: */ - line6_start_timer(&pod->startup_timer, POD_STARTUP_DELAY, pod_startup2, - (unsigned long)pod); -} - -static void pod_startup2(unsigned long data) -{ - struct usb_line6_pod *pod = (struct usb_line6_pod *)data; - struct usb_line6 *line6 = &pod->line6; - - CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_VERSIONREQ); - - /* request firmware version: */ - line6_version_request_async(line6); -} - -static void pod_startup3(struct usb_line6_pod *pod) -{ - CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_WORKQUEUE); - - /* schedule work for global work queue: */ - schedule_work(&pod->startup_work); -} - -static void pod_startup4(struct work_struct *work) -{ - struct usb_line6_pod *pod = - container_of(work, struct usb_line6_pod, startup_work); - struct usb_line6 *line6 = &pod->line6; - - CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_SETUP); - - /* serial number: */ - line6_read_serial_number(&pod->line6, &pod->serial_number); - - /* ALSA audio interface: */ - line6_register_audio(line6); -} - -/* POD special files: */ -static DEVICE_ATTR_RO(device_id); -static DEVICE_ATTR_RO(firmware_version); -static DEVICE_ATTR_RO(serial_number); - -/* control info callback */ -static int snd_pod_control_monitor_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 65535; - return 0; -} - -/* control get callback */ -static int snd_pod_control_monitor_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - struct usb_line6_pod *pod = (struct usb_line6_pod *)line6pcm->line6; - - ucontrol->value.integer.value[0] = pod->monitor_level; - return 0; -} - -/* control put callback */ -static int snd_pod_control_monitor_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - struct usb_line6_pod *pod = (struct usb_line6_pod *)line6pcm->line6; - - if (ucontrol->value.integer.value[0] == pod->monitor_level) - return 0; - - pod->monitor_level = ucontrol->value.integer.value[0]; - pod_set_system_param_int(pod, ucontrol->value.integer.value[0], - POD_MONITOR_LEVEL); - return 1; -} - -/* control definition */ -static struct snd_kcontrol_new pod_control_monitor = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "Monitor Playback Volume", - .index = 0, - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, - .info = snd_pod_control_monitor_info, - .get = snd_pod_control_monitor_get, - .put = snd_pod_control_monitor_put -}; - -/* - POD destructor. -*/ -static void pod_destruct(struct usb_interface *interface) -{ - struct usb_line6_pod *pod = usb_get_intfdata(interface); - - if (pod == NULL) - return; - line6_cleanup_audio(&pod->line6); - - del_timer(&pod->startup_timer); - cancel_work_sync(&pod->startup_work); -} - -/* - Create sysfs entries. -*/ -static int pod_create_files2(struct device *dev) -{ - int err; - - CHECK_RETURN(device_create_file(dev, &dev_attr_device_id)); - CHECK_RETURN(device_create_file(dev, &dev_attr_firmware_version)); - CHECK_RETURN(device_create_file(dev, &dev_attr_serial_number)); - return 0; -} - -/* - Try to init POD device. -*/ -static int pod_try_init(struct usb_interface *interface, - struct usb_line6_pod *pod) -{ - int err; - struct usb_line6 *line6 = &pod->line6; - - init_timer(&pod->startup_timer); - INIT_WORK(&pod->startup_work, pod_startup4); - - if ((interface == NULL) || (pod == NULL)) - return -ENODEV; - - /* create sysfs entries: */ - err = pod_create_files2(&interface->dev); - if (err < 0) - return err; - - /* initialize audio system: */ - err = line6_init_audio(line6); - if (err < 0) - return err; - - /* initialize MIDI subsystem: */ - err = line6_init_midi(line6); - if (err < 0) - return err; - - /* initialize PCM subsystem: */ - err = line6_init_pcm(line6, &pod_pcm_properties); - if (err < 0) - return err; - - /* register monitor control: */ - err = snd_ctl_add(line6->card, - snd_ctl_new1(&pod_control_monitor, line6->line6pcm)); - if (err < 0) - return err; - - /* - When the sound card is registered at this point, the PODxt Live - displays "Invalid Code Error 07", so we do it later in the event - handler. - */ - - if (pod->line6.properties->capabilities & LINE6_BIT_CONTROL) { - pod->monitor_level = POD_SYSTEM_INVALID; - - /* initiate startup procedure: */ - pod_startup1(pod); - } - - return 0; -} - -/* - Init POD device (and clean up in case of failure). -*/ -int line6_pod_init(struct usb_interface *interface, struct usb_line6_pod *pod) -{ - int err = pod_try_init(interface, pod); - - if (err < 0) - pod_destruct(interface); - - return err; -} - -/* - POD device disconnected. -*/ -void line6_pod_disconnect(struct usb_interface *interface) -{ - struct usb_line6_pod *pod; - - if (interface == NULL) - return; - pod = usb_get_intfdata(interface); - - if (pod != NULL) { - struct snd_line6_pcm *line6pcm = pod->line6.line6pcm; - struct device *dev = &interface->dev; - - if (line6pcm != NULL) - line6_pcm_disconnect(line6pcm); - - if (dev != NULL) { - /* remove sysfs entries: */ - device_remove_file(dev, &dev_attr_device_id); - device_remove_file(dev, &dev_attr_firmware_version); - device_remove_file(dev, &dev_attr_serial_number); - } - } - - pod_destruct(interface); -} diff --git a/drivers/staging/line6/pod.h b/drivers/staging/line6/pod.h deleted file mode 100644 index 3e3f1671337a..000000000000 --- a/drivers/staging/line6/pod.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef POD_H -#define POD_H - -#include <linux/interrupt.h> -#include <linux/spinlock.h> -#include <linux/usb.h> - -#include <sound/core.h> - -#include "driver.h" - -/* - PODxt Live interfaces -*/ -#define PODXTLIVE_INTERFACE_POD 0 -#define PODXTLIVE_INTERFACE_VARIAX 1 - -/* - Locate name in binary program dump -*/ -#define POD_NAME_OFFSET 0 -#define POD_NAME_LENGTH 16 - -/* - Other constants -*/ -#define POD_CONTROL_SIZE 0x80 -#define POD_BUFSIZE_DUMPREQ 7 -#define POD_STARTUP_DELAY 1000 - -/* - Stages of POD startup procedure -*/ -enum { - POD_STARTUP_INIT = 1, - POD_STARTUP_VERSIONREQ, - POD_STARTUP_WORKQUEUE, - POD_STARTUP_SETUP, - POD_STARTUP_LAST = POD_STARTUP_SETUP - 1 -}; - -struct usb_line6_pod { - /** - Generic Line6 USB data. - */ - struct usb_line6 line6; - - /** - Instrument monitor level. - */ - int monitor_level; - - /** - Timer for device initializaton. - */ - struct timer_list startup_timer; - - /** - Work handler for device initializaton. - */ - struct work_struct startup_work; - - /** - Current progress in startup procedure. - */ - int startup_progress; - - /** - Serial number of device. - */ - int serial_number; - - /** - Firmware version (x 100). - */ - int firmware_version; - - /** - Device ID. - */ - int device_id; -}; - -extern void line6_pod_disconnect(struct usb_interface *interface); -extern int line6_pod_init(struct usb_interface *interface, - struct usb_line6_pod *pod); -extern void line6_pod_process_message(struct usb_line6_pod *pod); -extern void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param, - u8 value); - -#endif diff --git a/drivers/staging/line6/podhd.c b/drivers/staging/line6/podhd.c deleted file mode 100644 index 7ef45437b4f2..000000000000 --- a/drivers/staging/line6/podhd.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - * Line6 Pod HD - * - * Copyright (C) 2011 Stefan Hajnoczi <stefanha@gmail.com> - * - * 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, version 2. - * - */ - -#include <sound/core.h> -#include <sound/pcm.h> - -#include "audio.h" -#include "driver.h" -#include "pcm.h" -#include "podhd.h" - -#define PODHD_BYTES_PER_FRAME 6 /* 24bit audio (stereo) */ - -static struct snd_ratden podhd_ratden = { - .num_min = 48000, - .num_max = 48000, - .num_step = 1, - .den = 1, -}; - -static struct line6_pcm_properties podhd_pcm_properties = { - .snd_line6_playback_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S24_3LE, - .rates = SNDRV_PCM_RATE_48000, - .rate_min = 48000, - .rate_max = 48000, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_capture_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S24_3LE, - .rates = SNDRV_PCM_RATE_48000, - .rate_min = 48000, - .rate_max = 48000, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_rates = { - .nrats = 1, - .rats = &podhd_ratden}, - .bytes_per_frame = PODHD_BYTES_PER_FRAME -}; - -/* - POD HD destructor. -*/ -static void podhd_destruct(struct usb_interface *interface) -{ - struct usb_line6_podhd *podhd = usb_get_intfdata(interface); - - if (podhd == NULL) - return; - line6_cleanup_audio(&podhd->line6); -} - -/* - Try to init POD HD device. -*/ -static int podhd_try_init(struct usb_interface *interface, - struct usb_line6_podhd *podhd) -{ - int err; - struct usb_line6 *line6 = &podhd->line6; - - if ((interface == NULL) || (podhd == NULL)) - return -ENODEV; - - /* initialize audio system: */ - err = line6_init_audio(line6); - if (err < 0) - return err; - - /* initialize MIDI subsystem: */ - err = line6_init_midi(line6); - if (err < 0) - return err; - - /* initialize PCM subsystem: */ - err = line6_init_pcm(line6, &podhd_pcm_properties); - if (err < 0) - return err; - - /* register USB audio system: */ - err = line6_register_audio(line6); - return err; -} - -/* - Init POD HD device (and clean up in case of failure). -*/ -int line6_podhd_init(struct usb_interface *interface, - struct usb_line6_podhd *podhd) -{ - int err = podhd_try_init(interface, podhd); - - if (err < 0) - podhd_destruct(interface); - - return err; -} - -/* - POD HD device disconnected. -*/ -void line6_podhd_disconnect(struct usb_interface *interface) -{ - struct usb_line6_podhd *podhd; - - if (interface == NULL) - return; - podhd = usb_get_intfdata(interface); - - if (podhd != NULL) { - struct snd_line6_pcm *line6pcm = podhd->line6.line6pcm; - - if (line6pcm != NULL) - line6_pcm_disconnect(line6pcm); - } - - podhd_destruct(interface); -} diff --git a/drivers/staging/line6/podhd.h b/drivers/staging/line6/podhd.h deleted file mode 100644 index 652f74056bb9..000000000000 --- a/drivers/staging/line6/podhd.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Line6 Pod HD - * - * Copyright (C) 2011 Stefan Hajnoczi <stefanha@gmail.com> - * - * 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, version 2. - * - */ - -#ifndef PODHD_H -#define PODHD_H - -#include <linux/usb.h> - -#include "driver.h" - -struct usb_line6_podhd { - /** - Generic Line6 USB data. - */ - struct usb_line6 line6; -}; - -extern void line6_podhd_disconnect(struct usb_interface *interface); -extern int line6_podhd_init(struct usb_interface *interface, - struct usb_line6_podhd *podhd); - -#endif /* PODHD_H */ diff --git a/drivers/staging/line6/revision.h b/drivers/staging/line6/revision.h deleted file mode 100644 index b4eee2b73831..000000000000 --- a/drivers/staging/line6/revision.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef DRIVER_REVISION -/* current subversion revision */ -#define DRIVER_REVISION " (904)" -#endif diff --git a/drivers/staging/line6/toneport.c b/drivers/staging/line6/toneport.c deleted file mode 100644 index 69437158d383..000000000000 --- a/drivers/staging/line6/toneport.c +++ /dev/null @@ -1,460 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * Emil Myhrman (emil.myhrman@gmail.com) - * - * 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, version 2. - * - */ - -#include <linux/wait.h> -#include <sound/control.h> - -#include "audio.h" -#include "capture.h" -#include "driver.h" -#include "playback.h" -#include "toneport.h" - -static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2); - -#define TONEPORT_PCM_DELAY 1 - -static struct snd_ratden toneport_ratden = { - .num_min = 44100, - .num_max = 44100, - .num_step = 1, - .den = 1 -}; - -static struct line6_pcm_properties toneport_pcm_properties = { - .snd_line6_playback_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_KNOT, - .rate_min = 44100, - .rate_max = 44100, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_capture_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | -#ifdef CONFIG_PM - SNDRV_PCM_INFO_RESUME | -#endif - SNDRV_PCM_INFO_SYNC_START), - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_KNOT, - .rate_min = 44100, - .rate_max = 44100, - .channels_min = 2, - .channels_max = 2, - .buffer_bytes_max = 60000, - .period_bytes_min = 64, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 1024}, - .snd_line6_rates = { - .nrats = 1, - .rats = &toneport_ratden}, - .bytes_per_frame = 4 -}; - -/* - For the led on Guitarport. - Brightness goes from 0x00 to 0x26. Set a value above this to have led - blink. - (void cmd_0x02(byte red, byte green) -*/ -static int led_red = 0x00; -static int led_green = 0x26; - -static const struct { - const char *name; - int code; -} toneport_source_info[] = { - {"Microphone", 0x0a01}, - {"Line", 0x0801}, - {"Instrument", 0x0b01}, - {"Inst & Mic", 0x0901} -}; - -static bool toneport_has_led(short product) -{ - return - (product == LINE6_DEVID_GUITARPORT) || - (product == LINE6_DEVID_TONEPORT_GX); - /* add your device here if you are missing support for the LEDs */ -} - -static void toneport_update_led(struct device *dev) -{ - struct usb_interface *interface = to_usb_interface(dev); - struct usb_line6_toneport *tp = usb_get_intfdata(interface); - struct usb_line6 *line6; - - if (!tp) - return; - - line6 = &tp->line6; - if (line6) - toneport_send_cmd(line6->usbdev, (led_red << 8) | 0x0002, - led_green); -} - -static ssize_t toneport_set_led_red(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - int retval; - - retval = kstrtoint(buf, 10, &led_red); - if (retval) - return retval; - - toneport_update_led(dev); - return count; -} - -static ssize_t toneport_set_led_green(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - int retval; - - retval = kstrtoint(buf, 10, &led_green); - if (retval) - return retval; - - toneport_update_led(dev); - return count; -} - -static DEVICE_ATTR(led_red, S_IWUSR | S_IRUGO, line6_nop_read, - toneport_set_led_red); -static DEVICE_ATTR(led_green, S_IWUSR | S_IRUGO, line6_nop_read, - toneport_set_led_green); - -static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2) -{ - int ret; - - ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ); - - if (ret < 0) { - dev_err(&usbdev->dev, "send failed (error %d)\n", ret); - return ret; - } - - return 0; -} - -/* monitor info callback */ -static int snd_toneport_monitor_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 256; - return 0; -} - -/* monitor get callback */ -static int snd_toneport_monitor_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - - ucontrol->value.integer.value[0] = line6pcm->volume_monitor; - return 0; -} - -/* monitor put callback */ -static int snd_toneport_monitor_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - - if (ucontrol->value.integer.value[0] == line6pcm->volume_monitor) - return 0; - - line6pcm->volume_monitor = ucontrol->value.integer.value[0]; - - if (line6pcm->volume_monitor > 0) - line6_pcm_acquire(line6pcm, LINE6_BITS_PCM_MONITOR); - else - line6_pcm_release(line6pcm, LINE6_BITS_PCM_MONITOR); - - return 1; -} - -/* source info callback */ -static int snd_toneport_source_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - const int size = ARRAY_SIZE(toneport_source_info); - - uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; - uinfo->count = 1; - uinfo->value.enumerated.items = size; - - if (uinfo->value.enumerated.item >= size) - uinfo->value.enumerated.item = size - 1; - - strcpy(uinfo->value.enumerated.name, - toneport_source_info[uinfo->value.enumerated.item].name); - - return 0; -} - -/* source get callback */ -static int snd_toneport_source_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - struct usb_line6_toneport *toneport = - (struct usb_line6_toneport *)line6pcm->line6; - ucontrol->value.enumerated.item[0] = toneport->source; - return 0; -} - -/* source put callback */ -static int snd_toneport_source_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); - struct usb_line6_toneport *toneport = - (struct usb_line6_toneport *)line6pcm->line6; - unsigned int source; - - source = ucontrol->value.enumerated.item[0]; - if (source >= ARRAY_SIZE(toneport_source_info)) - return -EINVAL; - if (source == toneport->source) - return 0; - - toneport->source = source; - toneport_send_cmd(toneport->line6.usbdev, - toneport_source_info[source].code, 0x0000); - return 1; -} - -static void toneport_start_pcm(unsigned long arg) -{ - struct usb_line6_toneport *toneport = (struct usb_line6_toneport *)arg; - struct usb_line6 *line6 = &toneport->line6; - - line6_pcm_acquire(line6->line6pcm, LINE6_BITS_PCM_MONITOR); -} - -/* control definition */ -static struct snd_kcontrol_new toneport_control_monitor = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "Monitor Playback Volume", - .index = 0, - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, - .info = snd_toneport_monitor_info, - .get = snd_toneport_monitor_get, - .put = snd_toneport_monitor_put -}; - -/* source selector definition */ -static struct snd_kcontrol_new toneport_control_source = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "PCM Capture Source", - .index = 0, - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, - .info = snd_toneport_source_info, - .get = snd_toneport_source_get, - .put = snd_toneport_source_put -}; - -/* - Toneport destructor. -*/ -static void toneport_destruct(struct usb_interface *interface) -{ - struct usb_line6_toneport *toneport = usb_get_intfdata(interface); - - if (toneport == NULL) - return; - line6_cleanup_audio(&toneport->line6); -} - -/* - Setup Toneport device. -*/ -static void toneport_setup(struct usb_line6_toneport *toneport) -{ - int ticks; - struct usb_line6 *line6 = &toneport->line6; - struct usb_device *usbdev = line6->usbdev; - u16 idProduct = le16_to_cpu(usbdev->descriptor.idProduct); - - /* sync time on device with host: */ - ticks = (int)get_seconds(); - line6_write_data(line6, 0x80c6, &ticks, 4); - - /* enable device: */ - toneport_send_cmd(usbdev, 0x0301, 0x0000); - - /* initialize source select: */ - switch (le16_to_cpu(usbdev->descriptor.idProduct)) { - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - toneport_send_cmd(usbdev, - toneport_source_info[toneport->source].code, - 0x0000); - } - - if (toneport_has_led(idProduct)) - toneport_update_led(&usbdev->dev); -} - -/* - Try to init Toneport device. -*/ -static int toneport_try_init(struct usb_interface *interface, - struct usb_line6_toneport *toneport) -{ - int err; - struct usb_line6 *line6 = &toneport->line6; - struct usb_device *usbdev = line6->usbdev; - u16 idProduct = le16_to_cpu(usbdev->descriptor.idProduct); - - if ((interface == NULL) || (toneport == NULL)) - return -ENODEV; - - /* initialize audio system: */ - err = line6_init_audio(line6); - if (err < 0) - return err; - - /* initialize PCM subsystem: */ - err = line6_init_pcm(line6, &toneport_pcm_properties); - if (err < 0) - return err; - - /* register monitor control: */ - err = snd_ctl_add(line6->card, - snd_ctl_new1(&toneport_control_monitor, - line6->line6pcm)); - if (err < 0) - return err; - - /* register source select control: */ - switch (le16_to_cpu(usbdev->descriptor.idProduct)) { - case LINE6_DEVID_TONEPORT_UX1: - case LINE6_DEVID_TONEPORT_UX2: - case LINE6_DEVID_PODSTUDIO_UX1: - case LINE6_DEVID_PODSTUDIO_UX2: - err = - snd_ctl_add(line6->card, - snd_ctl_new1(&toneport_control_source, - line6->line6pcm)); - if (err < 0) - return err; - } - - /* register audio system: */ - err = line6_register_audio(line6); - if (err < 0) - return err; - - line6_read_serial_number(line6, &toneport->serial_number); - line6_read_data(line6, 0x80c2, &toneport->firmware_version, 1); - - if (toneport_has_led(idProduct)) { - CHECK_RETURN(device_create_file - (&interface->dev, &dev_attr_led_red)); - CHECK_RETURN(device_create_file - (&interface->dev, &dev_attr_led_green)); - } - - toneport_setup(toneport); - - init_timer(&toneport->timer); - toneport->timer.expires = jiffies + TONEPORT_PCM_DELAY * HZ; - toneport->timer.function = toneport_start_pcm; - toneport->timer.data = (unsigned long)toneport; - add_timer(&toneport->timer); - - return 0; -} - -/* - Init Toneport device (and clean up in case of failure). -*/ -int line6_toneport_init(struct usb_interface *interface, - struct usb_line6_toneport *toneport) -{ - int err = toneport_try_init(interface, toneport); - - if (err < 0) - toneport_destruct(interface); - - return err; -} - -/* - Resume Toneport device after reset. -*/ -void line6_toneport_reset_resume(struct usb_line6_toneport *toneport) -{ - toneport_setup(toneport); -} - -/* - Toneport device disconnected. -*/ -void line6_toneport_disconnect(struct usb_interface *interface) -{ - struct usb_line6_toneport *toneport; - u16 idProduct; - - if (interface == NULL) - return; - - toneport = usb_get_intfdata(interface); - del_timer_sync(&toneport->timer); - idProduct = le16_to_cpu(toneport->line6.usbdev->descriptor.idProduct); - - if (toneport_has_led(idProduct)) { - device_remove_file(&interface->dev, &dev_attr_led_red); - device_remove_file(&interface->dev, &dev_attr_led_green); - } - - if (toneport != NULL) { - struct snd_line6_pcm *line6pcm = toneport->line6.line6pcm; - - if (line6pcm != NULL) { - line6_pcm_release(line6pcm, LINE6_BITS_PCM_MONITOR); - line6_pcm_disconnect(line6pcm); - } - } - - toneport_destruct(interface); -} diff --git a/drivers/staging/line6/toneport.h b/drivers/staging/line6/toneport.h deleted file mode 100644 index 8576b7263648..000000000000 --- a/drivers/staging/line6/toneport.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef TONEPORT_H -#define TONEPORT_H - -#include <linux/usb.h> -#include <sound/core.h> - -#include "driver.h" - -struct usb_line6_toneport { - /** - Generic Line6 USB data. - */ - struct usb_line6 line6; - - /** - Source selector. - */ - int source; - - /** - Serial number of device. - */ - int serial_number; - - /** - Firmware version (x 100). - */ - int firmware_version; - - /** - Timer for delayed PCM startup. - */ - struct timer_list timer; -}; - -extern void line6_toneport_disconnect(struct usb_interface *interface); -extern int line6_toneport_init(struct usb_interface *interface, - struct usb_line6_toneport *toneport); -extern void line6_toneport_reset_resume(struct usb_line6_toneport *toneport); - -#endif diff --git a/drivers/staging/line6/usbdefs.h b/drivers/staging/line6/usbdefs.h deleted file mode 100644 index 2d1cc472bead..000000000000 --- a/drivers/staging/line6/usbdefs.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2005-2008 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef USBDEFS_H -#define USBDEFS_H - -#define LINE6_VENDOR_ID 0x0e41 - -#define USB_INTERVALS_PER_SECOND 1000 - -/* - Device ids. -*/ -#define LINE6_DEVID_BASSPODXT 0x4250 -#define LINE6_DEVID_BASSPODXTLIVE 0x4642 -#define LINE6_DEVID_BASSPODXTPRO 0x4252 -#define LINE6_DEVID_GUITARPORT 0x4750 -#define LINE6_DEVID_POCKETPOD 0x5051 -#define LINE6_DEVID_PODHD300 0x5057 -#define LINE6_DEVID_PODHD400 0x5058 -#define LINE6_DEVID_PODHD500 0x414D -#define LINE6_DEVID_PODSTUDIO_GX 0x4153 -#define LINE6_DEVID_PODSTUDIO_UX1 0x4150 -#define LINE6_DEVID_PODSTUDIO_UX2 0x4151 -#define LINE6_DEVID_PODX3 0x414a -#define LINE6_DEVID_PODX3LIVE 0x414b -#define LINE6_DEVID_PODXT 0x5044 -#define LINE6_DEVID_PODXTLIVE 0x4650 -#define LINE6_DEVID_PODXTPRO 0x5050 -#define LINE6_DEVID_TONEPORT_GX 0x4147 -#define LINE6_DEVID_TONEPORT_UX1 0x4141 -#define LINE6_DEVID_TONEPORT_UX2 0x4142 -#define LINE6_DEVID_VARIAX 0x534d - -#define LINE6_BIT(x) LINE6_BIT_ ## x = 1 << LINE6_INDEX_ ## x - -enum { - LINE6_INDEX_BASSPODXT, - LINE6_INDEX_BASSPODXTLIVE, - LINE6_INDEX_BASSPODXTPRO, - LINE6_INDEX_GUITARPORT, - LINE6_INDEX_POCKETPOD, - LINE6_INDEX_PODHD300, - LINE6_INDEX_PODHD400, - LINE6_INDEX_PODHD500, - LINE6_INDEX_PODSTUDIO_GX, - LINE6_INDEX_PODSTUDIO_UX1, - LINE6_INDEX_PODSTUDIO_UX2, - LINE6_INDEX_PODX3, - LINE6_INDEX_PODX3LIVE, - LINE6_INDEX_PODXT, - LINE6_INDEX_PODXTLIVE, - LINE6_INDEX_PODXTPRO, - LINE6_INDEX_TONEPORT_GX, - LINE6_INDEX_TONEPORT_UX1, - LINE6_INDEX_TONEPORT_UX2, - LINE6_INDEX_VARIAX, - - LINE6_BIT(BASSPODXT), - LINE6_BIT(BASSPODXTLIVE), - LINE6_BIT(BASSPODXTPRO), - LINE6_BIT(GUITARPORT), - LINE6_BIT(POCKETPOD), - LINE6_BIT(PODHD300), - LINE6_BIT(PODHD400), - LINE6_BIT(PODHD500), - LINE6_BIT(PODSTUDIO_GX), - LINE6_BIT(PODSTUDIO_UX1), - LINE6_BIT(PODSTUDIO_UX2), - LINE6_BIT(PODX3), - LINE6_BIT(PODX3LIVE), - LINE6_BIT(PODXT), - LINE6_BIT(PODXTLIVE), - LINE6_BIT(PODXTPRO), - LINE6_BIT(TONEPORT_GX), - LINE6_BIT(TONEPORT_UX1), - LINE6_BIT(TONEPORT_UX2), - LINE6_BIT(VARIAX), - - LINE6_BITS_PRO = LINE6_BIT_BASSPODXTPRO | LINE6_BIT_PODXTPRO, - LINE6_BITS_LIVE = LINE6_BIT_BASSPODXTLIVE | LINE6_BIT_PODXTLIVE | - LINE6_BIT_PODX3LIVE, - LINE6_BITS_PODXTALL = LINE6_BIT_PODXT | LINE6_BIT_PODXTLIVE | - LINE6_BIT_PODXTPRO, - LINE6_BITS_PODX3ALL = LINE6_BIT_PODX3 | LINE6_BIT_PODX3LIVE, - LINE6_BITS_PODHDALL = LINE6_BIT_PODHD300 | - LINE6_BIT_PODHD400 | - LINE6_BIT_PODHD500, - LINE6_BITS_BASSPODXTALL = LINE6_BIT_BASSPODXT | - LINE6_BIT_BASSPODXTLIVE | - LINE6_BIT_BASSPODXTPRO -}; - -/* device supports settings parameter via USB */ -#define LINE6_BIT_CONTROL (1 << 0) -/* device supports PCM input/output via USB */ -#define LINE6_BIT_PCM (1 << 1) -/* device support hardware monitoring */ -#define LINE6_BIT_HWMON (1 << 2) - -#define LINE6_BIT_CTRL_PCM_HW (LINE6_BIT_CONTROL | \ - LINE6_BIT_PCM | \ - LINE6_BIT_HWMON) - -#define LINE6_FALLBACK_INTERVAL 10 -#define LINE6_FALLBACK_MAXPACKETSIZE 16 - -#endif diff --git a/drivers/staging/line6/variax.c b/drivers/staging/line6/variax.c deleted file mode 100644 index ae2be99f9a92..000000000000 --- a/drivers/staging/line6/variax.c +++ /dev/null @@ -1,235 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#include <linux/slab.h> - -#include "audio.h" -#include "driver.h" -#include "variax.h" - -#define VARIAX_OFFSET_ACTIVATE 7 - -/* - This message is sent by the device during initialization and identifies - the connected guitar version. -*/ -static const char variax_init_version[] = { - 0xf0, 0x7e, 0x7f, 0x06, 0x02, 0x00, 0x01, 0x0c, - 0x07, 0x00, 0x00, 0x00 -}; - -/* - This message is the last one sent by the device during initialization. -*/ -static const char variax_init_done[] = { - 0xf0, 0x00, 0x01, 0x0c, 0x07, 0x00, 0x6b -}; - -static const char variax_activate[] = { - 0xf0, 0x00, 0x01, 0x0c, 0x07, 0x00, 0x2a, 0x01, - 0xf7 -}; - -/* forward declarations: */ -static void variax_startup2(unsigned long data); -static void variax_startup4(unsigned long data); -static void variax_startup5(unsigned long data); - -static void variax_activate_async(struct usb_line6_variax *variax, int a) -{ - variax->buffer_activate[VARIAX_OFFSET_ACTIVATE] = a; - line6_send_raw_message_async(&variax->line6, variax->buffer_activate, - sizeof(variax_activate)); -} - -/* - Variax startup procedure. - This is a sequence of functions with special requirements (e.g., must - not run immediately after initialization, must not run in interrupt - context). After the last one has finished, the device is ready to use. -*/ - -static void variax_startup1(struct usb_line6_variax *variax) -{ - CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_INIT); - - /* delay startup procedure: */ - line6_start_timer(&variax->startup_timer1, VARIAX_STARTUP_DELAY1, - variax_startup2, (unsigned long)variax); -} - -static void variax_startup2(unsigned long data) -{ - struct usb_line6_variax *variax = (struct usb_line6_variax *)data; - struct usb_line6 *line6 = &variax->line6; - - /* schedule another startup procedure until startup is complete: */ - if (variax->startup_progress >= VARIAX_STARTUP_LAST) - return; - - variax->startup_progress = VARIAX_STARTUP_VERSIONREQ; - line6_start_timer(&variax->startup_timer1, VARIAX_STARTUP_DELAY1, - variax_startup2, (unsigned long)variax); - - /* request firmware version: */ - line6_version_request_async(line6); -} - -static void variax_startup3(struct usb_line6_variax *variax) -{ - CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_WAIT); - - /* delay startup procedure: */ - line6_start_timer(&variax->startup_timer2, VARIAX_STARTUP_DELAY3, - variax_startup4, (unsigned long)variax); -} - -static void variax_startup4(unsigned long data) -{ - struct usb_line6_variax *variax = (struct usb_line6_variax *)data; - - CHECK_STARTUP_PROGRESS(variax->startup_progress, - VARIAX_STARTUP_ACTIVATE); - - /* activate device: */ - variax_activate_async(variax, 1); - line6_start_timer(&variax->startup_timer2, VARIAX_STARTUP_DELAY4, - variax_startup5, (unsigned long)variax); -} - -static void variax_startup5(unsigned long data) -{ - struct usb_line6_variax *variax = (struct usb_line6_variax *)data; - - CHECK_STARTUP_PROGRESS(variax->startup_progress, - VARIAX_STARTUP_WORKQUEUE); - - /* schedule work for global work queue: */ - schedule_work(&variax->startup_work); -} - -static void variax_startup6(struct work_struct *work) -{ - struct usb_line6_variax *variax = - container_of(work, struct usb_line6_variax, startup_work); - - CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_SETUP); - - /* ALSA audio interface: */ - line6_register_audio(&variax->line6); -} - -/* - Process a completely received message. -*/ -void line6_variax_process_message(struct usb_line6_variax *variax) -{ - const unsigned char *buf = variax->line6.buffer_message; - - switch (buf[0]) { - case LINE6_RESET: - dev_info(variax->line6.ifcdev, "VARIAX reset\n"); - break; - - case LINE6_SYSEX_BEGIN: - if (memcmp(buf + 1, variax_init_version + 1, - sizeof(variax_init_version) - 1) == 0) { - variax_startup3(variax); - } else if (memcmp(buf + 1, variax_init_done + 1, - sizeof(variax_init_done) - 1) == 0) { - /* notify of complete initialization: */ - variax_startup4((unsigned long)variax); - } - break; - } -} - -/* - Variax destructor. -*/ -static void variax_destruct(struct usb_interface *interface) -{ - struct usb_line6_variax *variax = usb_get_intfdata(interface); - - if (variax == NULL) - return; - line6_cleanup_audio(&variax->line6); - - del_timer(&variax->startup_timer1); - del_timer(&variax->startup_timer2); - cancel_work_sync(&variax->startup_work); - - kfree(variax->buffer_activate); -} - -/* - Try to init workbench device. -*/ -static int variax_try_init(struct usb_interface *interface, - struct usb_line6_variax *variax) -{ - int err; - - init_timer(&variax->startup_timer1); - init_timer(&variax->startup_timer2); - INIT_WORK(&variax->startup_work, variax_startup6); - - if ((interface == NULL) || (variax == NULL)) - return -ENODEV; - - /* initialize USB buffers: */ - variax->buffer_activate = kmemdup(variax_activate, - sizeof(variax_activate), GFP_KERNEL); - - if (variax->buffer_activate == NULL) { - dev_err(&interface->dev, "Out of memory\n"); - return -ENOMEM; - } - - /* initialize audio system: */ - err = line6_init_audio(&variax->line6); - if (err < 0) - return err; - - /* initialize MIDI subsystem: */ - err = line6_init_midi(&variax->line6); - if (err < 0) - return err; - - /* initiate startup procedure: */ - variax_startup1(variax); - return 0; -} - -/* - Init workbench device (and clean up in case of failure). -*/ -int line6_variax_init(struct usb_interface *interface, - struct usb_line6_variax *variax) -{ - int err = variax_try_init(interface, variax); - - if (err < 0) - variax_destruct(interface); - - return err; -} - -/* - Workbench device disconnected. -*/ -void line6_variax_disconnect(struct usb_interface *interface) -{ - if (interface == NULL) - return; - - variax_destruct(interface); -} diff --git a/drivers/staging/line6/variax.h b/drivers/staging/line6/variax.h deleted file mode 100644 index 24de79620d89..000000000000 --- a/drivers/staging/line6/variax.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Line6 Linux USB driver - 0.9.1beta - * - * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) - * - * 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, version 2. - * - */ - -#ifndef VARIAX_H -#define VARIAX_H - -#include <linux/spinlock.h> -#include <linux/usb.h> -#include <linux/wait.h> -#include <sound/core.h> - -#include "driver.h" - -#define VARIAX_STARTUP_DELAY1 1000 -#define VARIAX_STARTUP_DELAY3 100 -#define VARIAX_STARTUP_DELAY4 100 - -/* - Stages of Variax startup procedure -*/ -enum { - VARIAX_STARTUP_INIT = 1, - VARIAX_STARTUP_VERSIONREQ, - VARIAX_STARTUP_WAIT, - VARIAX_STARTUP_ACTIVATE, - VARIAX_STARTUP_WORKQUEUE, - VARIAX_STARTUP_SETUP, - VARIAX_STARTUP_LAST = VARIAX_STARTUP_SETUP - 1 -}; - -struct usb_line6_variax { - /** - Generic Line6 USB data. - */ - struct usb_line6 line6; - - /** - Buffer for activation code. - */ - unsigned char *buffer_activate; - - /** - Handler for device initializaton. - */ - struct work_struct startup_work; - - /** - Timers for device initializaton. - */ - struct timer_list startup_timer1; - struct timer_list startup_timer2; - - /** - Current progress in startup procedure. - */ - int startup_progress; -}; - -extern void line6_variax_disconnect(struct usb_interface *interface); -extern int line6_variax_init(struct usb_interface *interface, - struct usb_line6_variax *variax); -extern void line6_variax_process_message(struct usb_line6_variax *variax); - -#endif |