usb/host/ohci-dbg.c

75 #define ohci_dbg_sw(ohci, next, size, format, arg...) \
82 		ohci_dbg(ohci,format, ## arg ); \
87 	struct ohci_hcd *ohci,
93 	ohci_dbg_sw (ohci, next, size, "%s 0x%08x%s%s%s%s%s%s%s%s%s\n",
109 	struct ohci_hcd *ohci,
116 		ohci_dbg_sw (ohci, next, size, "%s %08x\n", label, value);
285 static void ohci_dump_td (const struct ohci_hcd *ohci, const char *label,
288 	u32	tmp = hc32_to_cpup (ohci, &td->hwINFO);
290 	ohci_dbg (ohci, "%s td %p%s; urb %p index %d; hw next td %08x\n",
294 		hc32_to_cpup (ohci, &td->hwNextTD));
311 		ohci_dbg (ohci, "     info %08x CC=%x %s DI=%d %s %s\n", tmp,
315 		cbp = hc32_to_cpup (ohci, &td->hwCBP);
316 		be = hc32_to_cpup (ohci, &td->hwBE);
317 		ohci_dbg (ohci, "     cbp %08x be %08x (len %d)\n", cbp, be,
321 		ohci_dbg (ohci, "  info %08x CC=%x FC=%d DI=%d SF=%04x\n", tmp,
326 		ohci_dbg (ohci, "  bp0 %08x be %08x\n",
327 			hc32_to_cpup (ohci, &td->hwCBP) & ~0x0fff,
328 			hc32_to_cpup (ohci, &td->hwBE));
330 			u16	psw = ohci_hwPSW (ohci, td, i);
332 			ohci_dbg (ohci, "    psw [%d] = %2x, CC=%x %s=%d\n", i,
342 ohci_dump_ed (const struct ohci_hcd *ohci, const char *label,
345 	u32	tmp = hc32_to_cpu (ohci, ed->hwINFO);
348 	ohci_dbg (ohci, "%s, ed %p state 0x%x type %s; next ed %08x\n",
351 		hc32_to_cpup (ohci, &ed->hwNextED));
357 	ohci_dbg (ohci,
367 	tmp = hc32_to_cpup (ohci, &ed->hwHeadP);
368 	ohci_dbg (ohci, "  tds: head %08x %s%s tail %08x%s\n",
372 		hc32_to_cpup (ohci, &ed->hwTailP),
383 			ohci_dump_td (ohci, "  ->", td);
434 	struct ohci_hcd *ohci;
441 show_list (struct ohci_hcd *ohci, char *buf, size_t count, struct ed *ed)
454 		u32		info = hc32_to_cpu (ohci, ed->hwINFO);
455 		u32		headp = hc32_to_cpu (ohci, ed->hwHeadP);
478 			info = hc32_to_cpup (ohci, &td->hwINFO);
479 			cbp = hc32_to_cpup (ohci, &td->hwCBP);
480 			be = hc32_to_cpup (ohci, &td->hwBE);
508 	struct ohci_hcd		*ohci;
512 	ohci = buf->ohci;
515 	spin_lock_irqsave (&ohci->lock, flags);
516 	temp = show_list(ohci, buf->page, buf->count, ohci->ed_controltail);
517 	temp += show_list(ohci, buf->page + temp, buf->count - temp,
518 			  ohci->ed_bulktail);
519 	spin_unlock_irqrestore (&ohci->lock, flags);
528 	struct ohci_hcd		*ohci;
539 	ohci = buf->ohci;
548 	spin_lock_irqsave (&ohci->lock, flags);
550 		if (!(ed = ohci->periodic [i]))
553 		temp = scnprintf (next, size, "%2d [%3d]:", i, ohci->load [i]);
569 				u32	info = hc32_to_cpu (ohci, ed->hwINFO);
590 						cpu_to_hc32(ohci, ED_H)) ?
612 	spin_unlock_irqrestore (&ohci->lock, flags);
622 	struct ohci_hcd		*ohci;
629 	ohci = buf->ohci;
630 	hcd = ohci_to_hcd(ohci);
631 	regs = ohci->regs;
635 	spin_lock_irqsave (&ohci->lock, flags);
639 	ohci_dbg_sw (ohci, &next, &size,
654 	ohci_dump_status(ohci, &next, &size);
657 	if (ohci->hcca)
658 		ohci_dbg_sw (ohci, &next, &size,
659 			"hcca frame 0x%04x\n", ohci_frame_no(ohci));
662 	rdata = ohci_readl (ohci, &regs->fminterval);
670 	rdata = ohci_readl (ohci, &regs->fmremaining);
677 	rdata = ohci_readl (ohci, &regs->periodicstart);
683 	rdata = ohci_readl (ohci, &regs->lsthresh);
690 			HCD_POLL_RH(ohci_to_hcd(ohci)) ? "ON" : "off");
695 	ohci_dump_roothub (ohci, 1, &next, &size);
698 	spin_unlock_irqrestore (&ohci->lock, flags);
703 static struct debug_buffer *alloc_buffer(struct ohci_hcd *ohci,
711 		buf->ohci = ohci;
800 static inline void create_debug_files (struct ohci_hcd *ohci)
802 	struct usb_bus *bus = &ohci_to_hcd(ohci)->self;
804 	ohci->debug_dir = debugfs_create_dir(bus->bus_name, ohci_debug_root);
805 	if (!ohci->debug_dir)
808 	ohci->debug_async = debugfs_create_file("async", S_IRUGO,
809 						ohci->debug_dir, ohci,
811 	if (!ohci->debug_async)
814 	ohci->debug_periodic = debugfs_create_file("periodic", S_IRUGO,
815 						   ohci->debug_dir, ohci,
817 	if (!ohci->debug_periodic)
820 	ohci->debug_registers = debugfs_create_file("registers", S_IRUGO,
821 						    ohci->debug_dir, ohci,
823 	if (!ohci->debug_registers)
826 	ohci_dbg (ohci, "created debug files\n");
830 	debugfs_remove(ohci->debug_periodic);
832 	debugfs_remove(ohci->debug_async);
834 	debugfs_remove(ohci->debug_dir);
836 	ohci->debug_periodic = NULL;
837 	ohci->debug_async = NULL;
838 	ohci->debug_dir = NULL;
841 static inline void remove_debug_files (struct ohci_hcd *ohci)
843 	debugfs_remove(ohci->debug_registers);
844 	debugfs_remove(ohci->debug_periodic);
845 	debugfs_remove(ohci->debug_async);
846 	debugfs_remove(ohci->debug_dir);