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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 07:40:55 +07:00
[PATCH] USB: update for acm in quirks and debug
this adds better debugging output & an update of the quirk list to the acm driver Signed-off-by: Oliver Neukum <oliver@neukum.name> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Oliver Neukum
Greg Kroah-Hartman
parent
9189bfc2df
commit
3dd2ae81f7
@ -291,13 +291,13 @@ static void acm_read_bulk(struct urb *urb, struct pt_regs *regs)
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struct acm_ru *rcv = urb->context;
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struct acm *acm = rcv->instance;
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int status = urb->status;
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dbg("Entering acm_read_bulk with status %d\n", urb->status);
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dbg("Entering acm_read_bulk with status %d", urb->status);
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if (!ACM_READY(acm))
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return;
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if (status)
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dev_dbg(&acm->data->dev, "bulk rx status %d\n", status);
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dev_dbg(&acm->data->dev, "bulk rx status %d", status);
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buf = rcv->buffer;
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buf->size = urb->actual_length;
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@ -343,7 +343,7 @@ static void acm_rx_tasklet(unsigned long _acm)
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list_del(&buf->list);
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spin_unlock(&acm->read_lock);
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dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d\n", buf, buf->size);
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dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d", buf, buf->size);
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tty_buffer_request_room(tty, buf->size);
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if (!acm->throttle)
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@ -394,7 +394,7 @@ static void acm_rx_tasklet(unsigned long _acm)
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rcv->urb->transfer_dma = buf->dma;
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rcv->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
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dbg("acm_rx_tasklet: sending urb 0x%p, rcv 0x%p, buf 0x%p\n", rcv->urb, rcv, buf);
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dbg("acm_rx_tasklet: sending urb 0x%p, rcv 0x%p, buf 0x%p", rcv->urb, rcv, buf);
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/* This shouldn't kill the driver as unsuccessful URBs are returned to the
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free-urbs-pool and resubmited ASAP */
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@ -413,7 +413,7 @@ static void acm_write_bulk(struct urb *urb, struct pt_regs *regs)
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{
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struct acm *acm = (struct acm *)urb->context;
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dbg("Entering acm_write_bulk with status %d\n", urb->status);
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dbg("Entering acm_write_bulk with status %d", urb->status);
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acm_write_done(acm);
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acm_write_start(acm);
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@ -424,7 +424,7 @@ static void acm_write_bulk(struct urb *urb, struct pt_regs *regs)
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static void acm_softint(void *private)
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{
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struct acm *acm = private;
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dbg("Entering acm_softint.\n");
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dbg("Entering acm_softint.");
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if (!ACM_READY(acm))
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return;
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@ -440,7 +440,7 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
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struct acm *acm;
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int rv = -EINVAL;
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int i;
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dbg("Entering acm_tty_open.\n");
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dbg("Entering acm_tty_open.");
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mutex_lock(&open_mutex);
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@ -541,7 +541,7 @@ static int acm_tty_write(struct tty_struct *tty, const unsigned char *buf, int c
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int wbn;
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struct acm_wb *wb;
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dbg("Entering acm_tty_write to write %d bytes,\n", count);
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dbg("Entering acm_tty_write to write %d bytes,", count);
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if (!ACM_READY(acm))
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return -EINVAL;
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@ -793,7 +793,7 @@ static int acm_probe (struct usb_interface *intf,
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if (!buflen) {
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if (intf->cur_altsetting->endpoint->extralen && intf->cur_altsetting->endpoint->extra) {
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dev_dbg(&intf->dev,"Seeking extra descriptors on endpoint\n");
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dev_dbg(&intf->dev,"Seeking extra descriptors on endpoint");
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buflen = intf->cur_altsetting->endpoint->extralen;
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buffer = intf->cur_altsetting->endpoint->extra;
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} else {
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@ -842,24 +842,24 @@ static int acm_probe (struct usb_interface *intf,
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if (!union_header) {
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if (call_interface_num > 0) {
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dev_dbg(&intf->dev,"No union descriptor, using call management descriptor\n");
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dev_dbg(&intf->dev,"No union descriptor, using call management descriptor");
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data_interface = usb_ifnum_to_if(usb_dev, (data_interface_num = call_interface_num));
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control_interface = intf;
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} else {
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dev_dbg(&intf->dev,"No union descriptor, giving up\n");
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dev_dbg(&intf->dev,"No union descriptor, giving up");
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return -ENODEV;
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}
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} else {
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control_interface = usb_ifnum_to_if(usb_dev, union_header->bMasterInterface0);
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data_interface = usb_ifnum_to_if(usb_dev, (data_interface_num = union_header->bSlaveInterface0));
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if (!control_interface || !data_interface) {
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dev_dbg(&intf->dev,"no interfaces\n");
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dev_dbg(&intf->dev,"no interfaces");
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return -ENODEV;
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}
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}
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if (data_interface_num != call_interface_num)
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dev_dbg(&intf->dev,"Seperate call control interface. That is not fully supported.\n");
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dev_dbg(&intf->dev,"Seperate call control interface. That is not fully supported.");
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skip_normal_probe:
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@ -867,7 +867,7 @@ static int acm_probe (struct usb_interface *intf,
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if (data_interface->cur_altsetting->desc.bInterfaceClass != CDC_DATA_INTERFACE_TYPE) {
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if (control_interface->cur_altsetting->desc.bInterfaceClass == CDC_DATA_INTERFACE_TYPE) {
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struct usb_interface *t;
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dev_dbg(&intf->dev,"Your device has switched interfaces.\n");
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dev_dbg(&intf->dev,"Your device has switched interfaces.");
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t = control_interface;
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control_interface = data_interface;
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@ -878,7 +878,7 @@ static int acm_probe (struct usb_interface *intf,
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}
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if (usb_interface_claimed(data_interface)) { /* valid in this context */
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dev_dbg(&intf->dev,"The data interface isn't available\n");
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dev_dbg(&intf->dev,"The data interface isn't available");
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return -EBUSY;
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}
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@ -895,7 +895,7 @@ static int acm_probe (struct usb_interface *intf,
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if ((epread->bEndpointAddress & USB_DIR_IN) != USB_DIR_IN) {
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/* descriptors are swapped */
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struct usb_endpoint_descriptor *t;
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dev_dbg(&intf->dev,"The data interface has switched endpoints\n");
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dev_dbg(&intf->dev,"The data interface has switched endpoints");
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t = epread;
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epread = epwrite;
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@ -910,7 +910,7 @@ static int acm_probe (struct usb_interface *intf,
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}
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if (!(acm = kzalloc(sizeof(struct acm), GFP_KERNEL))) {
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dev_dbg(&intf->dev, "out of memory (acm kzalloc)\n");
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dev_dbg(&intf->dev, "out of memory (acm kzalloc)");
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goto alloc_fail;
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}
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@ -936,26 +936,26 @@ static int acm_probe (struct usb_interface *intf,
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buf = usb_buffer_alloc(usb_dev, ctrlsize, GFP_KERNEL, &acm->ctrl_dma);
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if (!buf) {
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dev_dbg(&intf->dev, "out of memory (ctrl buffer alloc)\n");
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dev_dbg(&intf->dev, "out of memory (ctrl buffer alloc)");
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goto alloc_fail2;
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}
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acm->ctrl_buffer = buf;
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if (acm_write_buffers_alloc(acm) < 0) {
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dev_dbg(&intf->dev, "out of memory (write buffer alloc)\n");
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dev_dbg(&intf->dev, "out of memory (write buffer alloc)");
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goto alloc_fail4;
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}
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acm->ctrlurb = usb_alloc_urb(0, GFP_KERNEL);
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if (!acm->ctrlurb) {
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dev_dbg(&intf->dev, "out of memory (ctrlurb kmalloc)\n");
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dev_dbg(&intf->dev, "out of memory (ctrlurb kmalloc)");
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goto alloc_fail5;
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}
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for (i = 0; i < num_rx_buf; i++) {
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struct acm_ru *rcv = &(acm->ru[i]);
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if (!(rcv->urb = usb_alloc_urb(0, GFP_KERNEL))) {
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dev_dbg(&intf->dev, "out of memory (read urbs usb_alloc_urb)\n");
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dev_dbg(&intf->dev, "out of memory (read urbs usb_alloc_urb)");
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goto alloc_fail7;
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}
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@ -966,13 +966,13 @@ static int acm_probe (struct usb_interface *intf,
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struct acm_rb *buf = &(acm->rb[i]);
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if (!(buf->base = usb_buffer_alloc(acm->dev, readsize, GFP_KERNEL, &buf->dma))) {
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dev_dbg(&intf->dev, "out of memory (read bufs usb_buffer_alloc)\n");
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dev_dbg(&intf->dev, "out of memory (read bufs usb_buffer_alloc)");
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goto alloc_fail7;
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}
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}
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acm->writeurb = usb_alloc_urb(0, GFP_KERNEL);
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if (!acm->writeurb) {
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dev_dbg(&intf->dev, "out of memory (writeurb kmalloc)\n");
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dev_dbg(&intf->dev, "out of memory (writeurb kmalloc)");
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goto alloc_fail7;
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}
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@ -1086,6 +1086,9 @@ static struct usb_device_id acm_ids[] = {
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{ USB_DEVICE(0x0ace, 0x1608), /* ZyDAS 56K USB MODEM */
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.driver_info = SINGLE_RX_URB, /* firmware bug */
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},
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{ USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */
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.driver_info = SINGLE_RX_URB, /* firmware bug */
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},
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/* control interfaces with various AT-command sets */
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{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
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USB_CDC_ACM_PROTO_AT_V25TER) },
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