diff options
Diffstat (limited to 'sound/usb/usx2y/usbusx2y.c')
-rw-r--r-- | sound/usb/usx2y/usbusx2y.c | 389 |
1 files changed, 201 insertions, 188 deletions
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index 3cd28d24f0a7..099bee662af6 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -17,7 +17,7 @@ 2004-10-26 Karsten Wiese Version 0.8.6: - wake_up() process waiting in usX2Y_urbs_start() on error. + wake_up() process waiting in usx2y_urbs_start() on error. 2004-10-21 Karsten Wiese Version 0.8.5: @@ -48,7 +48,7 @@ 2004-06-12 Karsten Wiese Version 0.6.3: Made it thus the following rule is enforced: - "All pcm substreams of one usX2Y have to operate at the same rate & format." + "All pcm substreams of one usx2y have to operate at the same rate & format." 2004-04-06 Karsten Wiese Version 0.6.0: @@ -70,7 +70,7 @@ 2003-11-03 Karsten Wiese Version 0.3: - 24Bit support. + 24Bit support. "arecord -D hw:1 -c 2 -r 48000 -M -f S24_3LE|aplay -D hw:1 -c 2 -r 48000 -M -f S24_3LE" works. 2003-08-22 Karsten Wiese @@ -94,16 +94,15 @@ This helped me much on my slowish PII 400 & PIII 500. ACPI yet untested but might cause the same bad behaviour. Use a kernel with lowlatency and preemptiv patches applied. - To autoload snd-usb-midi append a line + To autoload snd-usb-midi append a line post-install snd-usb-us428 modprobe snd-usb-midi to /etc/modules.conf. known problems: sliders, knobs, lights not yet handled except MASTER Volume slider. - "pcm -c 2" doesn't work. "pcm -c 2 -m direct_interleaved" does. + "pcm -c 2" doesn't work. "pcm -c 2 -m direct_interleaved" does. KDE3: "Enable full duplex operation" deadlocks. - 2002-08-31 Karsten Wiese Version 0.0.3: audio also simplex; simplifying: iso urbs only 1 packet, melted structs. @@ -115,7 +114,7 @@ The firmware has been sniffed from win2k us-428 driver 3.09. * Copyright (c) 2002 - 2004 Karsten Wiese -*/ + */ #include <linux/init.h> #include <linux/module.h> @@ -132,14 +131,12 @@ #include "usbusx2y.h" #include "usX2Yhwdep.h" - - MODULE_AUTHOR("Karsten Wiese <annabellesgarden@yahoo.de>"); MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.8.7.2"); MODULE_LICENSE("GPL"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ -static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ module_param_array(index, int, NULL, 0444); @@ -149,305 +146,321 @@ MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS"."); module_param_array(enable, bool, NULL, 0444); MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS"."); +static int snd_usx2y_card_used[SNDRV_CARDS]; -static int snd_usX2Y_card_used[SNDRV_CARDS]; +static void snd_usx2y_card_private_free(struct snd_card *card); +static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s); -static void usX2Y_usb_disconnect(struct usb_device* usb_device, void* ptr); -static void snd_usX2Y_card_private_free(struct snd_card *card); - -/* - * pipe 4 is used for switching the lamps, setting samplerate, volumes .... +/* + * pipe 4 is used for switching the lamps, setting samplerate, volumes .... */ -static void i_usX2Y_Out04Int(struct urb *urb) +static void i_usx2y_out04_int(struct urb *urb) { #ifdef CONFIG_SND_DEBUG if (urb->status) { - int i; - struct usX2Ydev *usX2Y = urb->context; - for (i = 0; i < 10 && usX2Y->AS04.urb[i] != urb; i++); - snd_printdd("i_usX2Y_Out04Int() urb %i status=%i\n", i, urb->status); + int i; + struct usx2ydev *usx2y = urb->context; + + for (i = 0; i < 10 && usx2y->as04.urb[i] != urb; i++) + ; + snd_printdd("%s urb %i status=%i\n", __func__, i, urb->status); } #endif } -static void i_usX2Y_In04Int(struct urb *urb) +static void i_usx2y_in04_int(struct urb *urb) { int err = 0; - struct usX2Ydev *usX2Y = urb->context; - struct us428ctls_sharedmem *us428ctls = usX2Y->us428ctls_sharedmem; + struct usx2ydev *usx2y = urb->context; + struct us428ctls_sharedmem *us428ctls = usx2y->us428ctls_sharedmem; + struct us428_p4out *p4out; + int i, j, n, diff, send; - usX2Y->In04IntCalls++; + usx2y->in04_int_calls++; if (urb->status) { snd_printdd("Interrupt Pipe 4 came back with status=%i\n", urb->status); return; } - // printk("%i:0x%02X ", 8, (int)((unsigned char*)usX2Y->In04Buf)[8]); Master volume shows 0 here if fader is at max during boot ?!? + // printk("%i:0x%02X ", 8, (int)((unsigned char*)usx2y->in04_buf)[8]); Master volume shows 0 here if fader is at max during boot ?!? if (us428ctls) { - int diff = -1; - if (-2 == us428ctls->CtlSnapShotLast) { + diff = -1; + if (us428ctls->ctl_snapshot_last == -2) { diff = 0; - memcpy(usX2Y->In04Last, usX2Y->In04Buf, sizeof(usX2Y->In04Last)); - us428ctls->CtlSnapShotLast = -1; + memcpy(usx2y->in04_last, usx2y->in04_buf, sizeof(usx2y->in04_last)); + us428ctls->ctl_snapshot_last = -1; } else { - int i; for (i = 0; i < 21; i++) { - if (usX2Y->In04Last[i] != ((char*)usX2Y->In04Buf)[i]) { + if (usx2y->in04_last[i] != ((char *)usx2y->in04_buf)[i]) { if (diff < 0) diff = i; - usX2Y->In04Last[i] = ((char*)usX2Y->In04Buf)[i]; + usx2y->in04_last[i] = ((char *)usx2y->in04_buf)[i]; } } } - if (0 <= diff) { - int n = us428ctls->CtlSnapShotLast + 1; - if (n >= N_us428_ctl_BUFS || n < 0) + if (diff >= 0) { + n = us428ctls->ctl_snapshot_last + 1; + if (n >= N_US428_CTL_BUFS || n < 0) n = 0; - memcpy(us428ctls->CtlSnapShot + n, usX2Y->In04Buf, sizeof(us428ctls->CtlSnapShot[0])); - us428ctls->CtlSnapShotDiffersAt[n] = diff; - us428ctls->CtlSnapShotLast = n; - wake_up(&usX2Y->us428ctls_wait_queue_head); + memcpy(us428ctls->ctl_snapshot + n, usx2y->in04_buf, sizeof(us428ctls->ctl_snapshot[0])); + us428ctls->ctl_snapshot_differs_at[n] = diff; + us428ctls->ctl_snapshot_last = n; + wake_up(&usx2y->us428ctls_wait_queue_head); } } - - - if (usX2Y->US04) { - if (0 == usX2Y->US04->submitted) + + if (usx2y->us04) { + if (!usx2y->us04->submitted) { do { - err = usb_submit_urb(usX2Y->US04->urb[usX2Y->US04->submitted++], GFP_ATOMIC); - } while (!err && usX2Y->US04->submitted < usX2Y->US04->len); - } else - if (us428ctls && us428ctls->p4outLast >= 0 && us428ctls->p4outLast < N_us428_p4out_BUFS) { - if (us428ctls->p4outLast != us428ctls->p4outSent) { - int j, send = us428ctls->p4outSent + 1; - if (send >= N_us428_p4out_BUFS) + err = usb_submit_urb(usx2y->us04->urb[usx2y->us04->submitted++], GFP_ATOMIC); + } while (!err && usx2y->us04->submitted < usx2y->us04->len); + } + } else { + if (us428ctls && us428ctls->p4out_last >= 0 && us428ctls->p4out_last < N_US428_P4OUT_BUFS) { + if (us428ctls->p4out_last != us428ctls->p4out_sent) { + send = us428ctls->p4out_sent + 1; + if (send >= N_US428_P4OUT_BUFS) send = 0; - for (j = 0; j < URBS_AsyncSeq && !err; ++j) - if (0 == usX2Y->AS04.urb[j]->status) { - struct us428_p4out *p4out = us428ctls->p4out + send; // FIXME if more than 1 p4out is new, 1 gets lost. - usb_fill_bulk_urb(usX2Y->AS04.urb[j], usX2Y->dev, - usb_sndbulkpipe(usX2Y->dev, 0x04), &p4out->val.vol, - p4out->type == eLT_Light ? sizeof(struct us428_lights) : 5, - i_usX2Y_Out04Int, usX2Y); - err = usb_submit_urb(usX2Y->AS04.urb[j], GFP_ATOMIC); - us428ctls->p4outSent = send; + for (j = 0; j < URBS_ASYNC_SEQ && !err; ++j) { + if (!usx2y->as04.urb[j]->status) { + p4out = us428ctls->p4out + send; // FIXME if more than 1 p4out is new, 1 gets lost. + usb_fill_bulk_urb(usx2y->as04.urb[j], usx2y->dev, + usb_sndbulkpipe(usx2y->dev, 0x04), &p4out->val.vol, + p4out->type == ELT_LIGHT ? sizeof(struct us428_lights) : 5, + i_usx2y_out04_int, usx2y); + err = usb_submit_urb(usx2y->as04.urb[j], GFP_ATOMIC); + us428ctls->p4out_sent = send; break; } + } } } + } if (err) - snd_printk(KERN_ERR "In04Int() usb_submit_urb err=%i\n", err); + snd_printk(KERN_ERR "in04_int() usb_submit_urb err=%i\n", err); - urb->dev = usX2Y->dev; + urb->dev = usx2y->dev; usb_submit_urb(urb, GFP_ATOMIC); } /* * Prepare some urbs */ -int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y) +int usx2y_async_seq04_init(struct usx2ydev *usx2y) { - int err = 0, - i; + int err = 0, i; + + if (WARN_ON(usx2y->as04.buffer)) + return -EBUSY; - usX2Y->AS04.buffer = kmalloc_array(URBS_AsyncSeq, - URB_DataLen_AsyncSeq, GFP_KERNEL); - if (NULL == usX2Y->AS04.buffer) { + usx2y->as04.buffer = kmalloc_array(URBS_ASYNC_SEQ, + URB_DATA_LEN_ASYNC_SEQ, GFP_KERNEL); + if (!usx2y->as04.buffer) { err = -ENOMEM; - } else - for (i = 0; i < URBS_AsyncSeq; ++i) { - if (NULL == (usX2Y->AS04.urb[i] = usb_alloc_urb(0, GFP_KERNEL))) { + } else { + for (i = 0; i < URBS_ASYNC_SEQ; ++i) { + usx2y->as04.urb[i] = usb_alloc_urb(0, GFP_KERNEL); + if (!usx2y->as04.urb[i]) { err = -ENOMEM; break; } - usb_fill_bulk_urb( usX2Y->AS04.urb[i], usX2Y->dev, - usb_sndbulkpipe(usX2Y->dev, 0x04), - usX2Y->AS04.buffer + URB_DataLen_AsyncSeq*i, 0, - i_usX2Y_Out04Int, usX2Y - ); - err = usb_urb_ep_type_check(usX2Y->AS04.urb[i]); + usb_fill_bulk_urb(usx2y->as04.urb[i], usx2y->dev, + usb_sndbulkpipe(usx2y->dev, 0x04), + usx2y->as04.buffer + URB_DATA_LEN_ASYNC_SEQ * i, 0, + i_usx2y_out04_int, usx2y); + err = usb_urb_ep_type_check(usx2y->as04.urb[i]); if (err < 0) break; } + } + if (err) + usx2y_unlinkseq(&usx2y->as04); return err; } -int usX2Y_In04_init(struct usX2Ydev *usX2Y) +int usx2y_in04_init(struct usx2ydev *usx2y) { - if (! (usX2Y->In04urb = usb_alloc_urb(0, GFP_KERNEL))) - return -ENOMEM; - - if (! (usX2Y->In04Buf = kmalloc(21, GFP_KERNEL))) - return -ENOMEM; - - init_waitqueue_head(&usX2Y->In04WaitQueue); - usb_fill_int_urb(usX2Y->In04urb, usX2Y->dev, usb_rcvintpipe(usX2Y->dev, 0x4), - usX2Y->In04Buf, 21, - i_usX2Y_In04Int, usX2Y, + int err; + + if (WARN_ON(usx2y->in04_urb)) + return -EBUSY; + + usx2y->in04_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!usx2y->in04_urb) { + err = -ENOMEM; + goto error; + } + + usx2y->in04_buf = kmalloc(21, GFP_KERNEL); + if (!usx2y->in04_buf) { + err = -ENOMEM; + goto error; + } + + init_waitqueue_head(&usx2y->in04_wait_queue); + usb_fill_int_urb(usx2y->in04_urb, usx2y->dev, usb_rcvintpipe(usx2y->dev, 0x4), + usx2y->in04_buf, 21, + i_usx2y_in04_int, usx2y, 10); - if (usb_urb_ep_type_check(usX2Y->In04urb)) - return -EINVAL; - return usb_submit_urb(usX2Y->In04urb, GFP_KERNEL); + if (usb_urb_ep_type_check(usx2y->in04_urb)) { + err = -EINVAL; + goto error; + } + return usb_submit_urb(usx2y->in04_urb, GFP_KERNEL); + + error: + kfree(usx2y->in04_buf); + usb_free_urb(usx2y->in04_urb); + usx2y->in04_buf = NULL; + usx2y->in04_urb = NULL; + return err; } -static void usX2Y_unlinkSeq(struct snd_usX2Y_AsyncSeq *S) +static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s) { int i; - for (i = 0; i < URBS_AsyncSeq; ++i) { - usb_kill_urb(S->urb[i]); - usb_free_urb(S->urb[i]); - S->urb[i] = NULL; + + for (i = 0; i < URBS_ASYNC_SEQ; ++i) { + if (!s->urb[i]) + continue; + usb_kill_urb(s->urb[i]); + usb_free_urb(s->urb[i]); + s->urb[i] = NULL; } - kfree(S->buffer); + kfree(s->buffer); + s->buffer = NULL; } - -static const struct usb_device_id snd_usX2Y_usb_id_table[] = { +static const struct usb_device_id snd_usx2y_usb_id_table[] = { { .match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x1604, - .idProduct = USB_ID_US428 + .idProduct = USB_ID_US428 }, { .match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x1604, - .idProduct = USB_ID_US122 + .idProduct = USB_ID_US122 }, - { + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x1604, .idProduct = USB_ID_US224 }, { /* terminator */ } }; +MODULE_DEVICE_TABLE(usb, snd_usx2y_usb_id_table); -static int usX2Y_create_card(struct usb_device *device, +static int usx2y_create_card(struct usb_device *device, struct usb_interface *intf, struct snd_card **cardp) { int dev; - struct snd_card * card; + struct snd_card *card; int err; for (dev = 0; dev < SNDRV_CARDS; ++dev) - if (enable[dev] && !snd_usX2Y_card_used[dev]) + if (enable[dev] && !snd_usx2y_card_used[dev]) break; if (dev >= SNDRV_CARDS) return -ENODEV; err = snd_card_new(&intf->dev, index[dev], id[dev], THIS_MODULE, - sizeof(struct usX2Ydev), &card); + sizeof(struct usx2ydev), &card); if (err < 0) return err; - snd_usX2Y_card_used[usX2Y(card)->card_index = dev] = 1; - card->private_free = snd_usX2Y_card_private_free; - usX2Y(card)->dev = device; - init_waitqueue_head(&usX2Y(card)->prepare_wait_queue); - mutex_init(&usX2Y(card)->pcm_mutex); - INIT_LIST_HEAD(&usX2Y(card)->midi_list); + snd_usx2y_card_used[usx2y(card)->card_index = dev] = 1; + card->private_free = snd_usx2y_card_private_free; + usx2y(card)->dev = device; + init_waitqueue_head(&usx2y(card)->prepare_wait_queue); + init_waitqueue_head(&usx2y(card)->us428ctls_wait_queue_head); + mutex_init(&usx2y(card)->pcm_mutex); + INIT_LIST_HEAD(&usx2y(card)->midi_list); strcpy(card->driver, "USB "NAME_ALLCAPS""); sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", - card->shortname, + card->shortname, le16_to_cpu(device->descriptor.idVendor), le16_to_cpu(device->descriptor.idProduct), 0,//us428(card)->usbmidi.ifnum, - usX2Y(card)->dev->bus->busnum, usX2Y(card)->dev->devnum - ); + usx2y(card)->dev->bus->busnum, usx2y(card)->dev->devnum); *cardp = card; return 0; } - -static int usX2Y_usb_probe(struct usb_device *device, - struct usb_interface *intf, - const struct usb_device_id *device_id, - struct snd_card **cardp) +static void snd_usx2y_card_private_free(struct snd_card *card) { - int err; - struct snd_card * card; + struct usx2ydev *usx2y = usx2y(card); + + kfree(usx2y->in04_buf); + usb_free_urb(usx2y->in04_urb); + if (usx2y->us428ctls_sharedmem) + free_pages_exact(usx2y->us428ctls_sharedmem, + US428_SHAREDMEM_PAGES); + if (usx2y->card_index >= 0 && usx2y->card_index < SNDRV_CARDS) + snd_usx2y_card_used[usx2y->card_index] = 0; +} - *cardp = NULL; - if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 || - (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 && - le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 && - le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428)) - return -EINVAL; +static void snd_usx2y_disconnect(struct usb_interface *intf) +{ + struct snd_card *card; + struct usx2ydev *usx2y; + struct list_head *p; - err = usX2Y_create_card(device, intf, &card); - if (err < 0) - return err; - if ((err = usX2Y_hwdep_new(card, device)) < 0 || - (err = snd_card_register(card)) < 0) { - snd_card_free(card); - return err; + card = usb_get_intfdata(intf); + if (!card) + return; + usx2y = usx2y(card); + usx2y->chip_status = USX2Y_STAT_CHIP_HUP; + usx2y_unlinkseq(&usx2y->as04); + usb_kill_urb(usx2y->in04_urb); + snd_card_disconnect(card); + + /* release the midi resources */ + list_for_each(p, &usx2y->midi_list) { + snd_usbmidi_disconnect(p); } - *cardp = card; - return 0; + if (usx2y->us428ctls_sharedmem) + wake_up(&usx2y->us428ctls_wait_queue_head); + snd_card_free(card); } -/* - * new 2.5 USB kernel API - */ -static int snd_usX2Y_probe(struct usb_interface *intf, const struct usb_device_id *id) +static int snd_usx2y_probe(struct usb_interface *intf, + const struct usb_device_id *id) { + struct usb_device *device = interface_to_usbdev(intf); struct snd_card *card; int err; - err = usX2Y_usb_probe(interface_to_usbdev(intf), intf, id, &card); + if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 || + (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 && + le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 && + le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428)) + return -EINVAL; + + err = usx2y_create_card(device, intf, &card); if (err < 0) return err; + err = usx2y_hwdep_new(card, device); + if (err < 0) + goto error; + err = snd_card_register(card); + if (err < 0) + goto error; + dev_set_drvdata(&intf->dev, card); return 0; -} -static void snd_usX2Y_disconnect(struct usb_interface *intf) -{ - usX2Y_usb_disconnect(interface_to_usbdev(intf), - usb_get_intfdata(intf)); + error: + snd_card_free(card); + return err; } -MODULE_DEVICE_TABLE(usb, snd_usX2Y_usb_id_table); -static struct usb_driver snd_usX2Y_usb_driver = { +static struct usb_driver snd_usx2y_usb_driver = { .name = "snd-usb-usx2y", - .probe = snd_usX2Y_probe, - .disconnect = snd_usX2Y_disconnect, - .id_table = snd_usX2Y_usb_id_table, + .probe = snd_usx2y_probe, + .disconnect = snd_usx2y_disconnect, + .id_table = snd_usx2y_usb_id_table, }; - -static void snd_usX2Y_card_private_free(struct snd_card *card) -{ - kfree(usX2Y(card)->In04Buf); - usb_free_urb(usX2Y(card)->In04urb); - if (usX2Y(card)->us428ctls_sharedmem) - free_pages_exact(usX2Y(card)->us428ctls_sharedmem, - sizeof(*usX2Y(card)->us428ctls_sharedmem)); - if (usX2Y(card)->card_index >= 0 && usX2Y(card)->card_index < SNDRV_CARDS) - snd_usX2Y_card_used[usX2Y(card)->card_index] = 0; -} - -/* - * Frees the device. - */ -static void usX2Y_usb_disconnect(struct usb_device *device, void* ptr) -{ - if (ptr) { - struct snd_card *card = ptr; - struct usX2Ydev *usX2Y = usX2Y(card); - struct list_head *p; - usX2Y->chip_status = USX2Y_STAT_CHIP_HUP; - usX2Y_unlinkSeq(&usX2Y->AS04); - usb_kill_urb(usX2Y->In04urb); - snd_card_disconnect(card); - /* release the midi resources */ - list_for_each(p, &usX2Y->midi_list) { - snd_usbmidi_disconnect(p); - } - if (usX2Y->us428ctls_sharedmem) - wake_up(&usX2Y->us428ctls_wait_queue_head); - snd_card_free(card); - } -} - -module_usb_driver(snd_usX2Y_usb_driver); +module_usb_driver(snd_usx2y_usb_driver); |