diff options
Diffstat (limited to 'drivers/usb/host/uhci-debug.c')
| -rw-r--r-- | drivers/usb/host/uhci-debug.c | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c index e1239319655..dc286a48caf 100644 --- a/drivers/usb/host/uhci-debug.c +++ b/drivers/usb/host/uhci-debug.c @@ -9,7 +9,6 @@ * (C) Copyright 1999-2001 Johannes Erdfelt */ -#include <linux/config.h> #include <linux/kernel.h> #include <linux/debugfs.h> #include <linux/smp_lock.h> @@ -98,6 +97,7 @@ static int uhci_show_urbp(struct urb_priv *urbp, char *buf, int len, int space) char *out = buf; struct uhci_td *td; int i, nactive, ninactive; + char *ptype; if (len < 200) return 0; @@ -110,13 +110,15 @@ static int uhci_show_urbp(struct urb_priv *urbp, char *buf, int len, int space) (usb_pipein(urbp->urb->pipe) ? "IN" : "OUT")); switch (usb_pipetype(urbp->urb->pipe)) { - case PIPE_ISOCHRONOUS: out += sprintf(out, "ISO"); break; - case PIPE_INTERRUPT: out += sprintf(out, "INT"); break; - case PIPE_BULK: out += sprintf(out, "BLK"); break; - case PIPE_CONTROL: out += sprintf(out, "CTL"); break; + case PIPE_ISOCHRONOUS: ptype = "ISO"; break; + case PIPE_INTERRUPT: ptype = "INT"; break; + case PIPE_BULK: ptype = "BLK"; break; + default: + case PIPE_CONTROL: ptype = "CTL"; break; } - out += sprintf(out, "%s", (urbp->fsbr ? " FSBR" : "")); + out += sprintf(out, "%s%s", ptype, (urbp->fsbr ? " FSBR" : "")); + out += sprintf(out, " Actlen=%d", urbp->urb->actual_length); if (urbp->urb->status != -EINPROGRESS) out += sprintf(out, " Status=%d", urbp->urb->status); @@ -124,7 +126,8 @@ static int uhci_show_urbp(struct urb_priv *urbp, char *buf, int len, int space) i = nactive = ninactive = 0; list_for_each_entry(td, &urbp->td_list, list) { - if (++i <= 10 || debug > 2) { + if (urbp->qh->type != USB_ENDPOINT_XFER_ISOC && + (++i <= 10 || debug > 2)) { out += sprintf(out, "%*s%d: ", space + 2, "", i); out += uhci_show_td(td, out, len - (out - buf), 0); } else { @@ -147,13 +150,27 @@ static int uhci_show_qh(struct uhci_qh *qh, char *buf, int len, int space) char *out = buf; int i, nurbs; __le32 element = qh_element(qh); + char *qtype; /* Try to make sure there's enough memory */ - if (len < 80 * 6) + if (len < 80 * 7) return 0; - out += sprintf(out, "%*s[%p] link (%08x) element (%08x)\n", space, "", - qh, le32_to_cpu(qh->link), le32_to_cpu(element)); + switch (qh->type) { + case USB_ENDPOINT_XFER_ISOC: qtype = "ISO"; break; + case USB_ENDPOINT_XFER_INT: qtype = "INT"; break; + case USB_ENDPOINT_XFER_BULK: qtype = "BLK"; break; + case USB_ENDPOINT_XFER_CONTROL: qtype = "CTL"; break; + default: qtype = "Skel" ; break; + } + + out += sprintf(out, "%*s[%p] %s QH link (%08x) element (%08x)\n", + space, "", qh, qtype, + le32_to_cpu(qh->link), le32_to_cpu(element)); + if (qh->type == USB_ENDPOINT_XFER_ISOC) + out += sprintf(out, "%*s period %d frame %x desc [%p]\n", + space, "", qh->period, qh->iso_frame, + qh->iso_packet_desc); if (element & UHCI_PTR_QH) out += sprintf(out, "%*s Element points to QH (bug?)\n", space, ""); @@ -261,7 +278,8 @@ static int uhci_show_root_hub_state(struct uhci_hcd *uhci, char *buf, int len) default: rh_state = "?"; break; } - out += sprintf(out, "Root-hub state: %s\n", rh_state); + out += sprintf(out, "Root-hub state: %s FSBR: %d\n", + rh_state, uhci->fsbr_is_on); return out - buf; } @@ -275,7 +293,7 @@ static int uhci_show_status(struct uhci_hcd *uhci, char *buf, int len) unsigned short portsc1, portsc2; /* Try to make sure there's enough memory */ - if (len < 80 * 6) + if (len < 80 * 9) return 0; usbcmd = inw(io_addr + 0); @@ -314,6 +332,10 @@ static int uhci_show_status(struct uhci_hcd *uhci, char *buf, int len) out += sprintf(out, " sof = %02x\n", sof); out += uhci_show_sc(1, portsc1, out, len - (out - buf)); out += uhci_show_sc(2, portsc2, out, len - (out - buf)); + out += sprintf(out, "Most recent frame: %x (%d) " + "Last ISO frame: %x (%d)\n", + uhci->frame_number, uhci->frame_number & 1023, + uhci->last_iso_frame, uhci->last_iso_frame & 1023); return out - buf; } |