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Release 4.11 drivers/usb/host/fhci-dbg.c

Directory: drivers/usb/host
/*
 * Freescale QUICC Engine USB Host Controller Driver
 *
 * Copyright (c) Freescale Semicondutor, Inc. 2006.
 *               Shlomi Gridish <gridish@freescale.com>
 *               Jerry Huang <Chang-Ming.Huang@freescale.com>
 * Copyright (c) Logic Product Development, Inc. 2007
 *               Peter Barada <peterb@logicpd.com>
 * Copyright (c) MontaVista Software, Inc. 2008.
 *               Anton Vorontsov <avorontsov@ru.mvista.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;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/usb.h>
#include <linux/usb/hcd.h>
#include "fhci.h"


void fhci_dbg_isr(struct fhci_hcd *fhci, int usb_er) { int i; if (usb_er == -1) { fhci->usb_irq_stat[12]++; return; } for (i = 0; i < 12; ++i) { if (usb_er & (1 << i)) fhci->usb_irq_stat[i]++; } }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov67100.00%1100.00%
Total67100.00%1100.00%


static int fhci_dfs_regs_show(struct seq_file *s, void *v) { struct fhci_hcd *fhci = s->private; struct qe_usb_ctlr __iomem *regs = fhci->regs; seq_printf(s, "mode: 0x%x\n" "addr: 0x%x\n" "command: 0x%x\n" "ep0: 0x%x\n" "event: 0x%x\n" "mask: 0x%x\n" "status: 0x%x\n" "SOF timer: %d\n" "frame number: %d\n" "lines status: 0x%x\n", in_8(&regs->usb_usmod), in_8(&regs->usb_usadr), in_8(&regs->usb_uscom), in_be16(&regs->usb_usep[0]), in_be16(&regs->usb_usber), in_be16(&regs->usb_usbmr), in_8(&regs->usb_usbs), in_be16(&regs->usb_ussft), in_be16(&regs->usb_usfrn), fhci_ioports_check_bus_state(fhci)); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov12392.48%150.00%
Guilherme Maciel Ferreira107.52%150.00%
Total133100.00%2100.00%


static int fhci_dfs_irq_stat_show(struct seq_file *s, void *v) { struct fhci_hcd *fhci = s->private; int *usb_irq_stat = fhci->usb_irq_stat; seq_printf(s, "RXB: %d\n" "TXB: %d\n" "BSY: %d\n" "SOF: %d\n" "TXE0: %d\n" "TXE1: %d\n" "TXE2: %d\n" "TXE3: %d\n" "IDLE: %d\n" "RESET: %d\n" "SFT: %d\n" "MSF: %d\n" "IDLE_ONLY: %d\n", usb_irq_stat[0], usb_irq_stat[1], usb_irq_stat[2], usb_irq_stat[3], usb_irq_stat[4], usb_irq_stat[5], usb_irq_stat[6], usb_irq_stat[7], usb_irq_stat[8], usb_irq_stat[9], usb_irq_stat[10], usb_irq_stat[11], usb_irq_stat[12]); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov119100.00%1100.00%
Total119100.00%1100.00%


static int fhci_dfs_regs_open(struct inode *inode, struct file *file) { return single_open(file, fhci_dfs_regs_show, inode->i_private); }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov28100.00%1100.00%
Total28100.00%1100.00%


static int fhci_dfs_irq_stat_open(struct inode *inode, struct file *file) { return single_open(file, fhci_dfs_irq_stat_show, inode->i_private); }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov28100.00%1100.00%
Total28100.00%1100.00%

static const struct file_operations fhci_dfs_regs_fops = { .open = fhci_dfs_regs_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; static const struct file_operations fhci_dfs_irq_stat_fops = { .open = fhci_dfs_irq_stat_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, };
void fhci_dfs_create(struct fhci_hcd *fhci) { struct device *dev = fhci_to_hcd(fhci)->self.controller; fhci->dfs_root = debugfs_create_dir(dev_name(dev), usb_debug_root); if (!fhci->dfs_root) { WARN_ON(1); return; } fhci->dfs_regs = debugfs_create_file("regs", S_IFREG | S_IRUGO, fhci->dfs_root, fhci, &fhci_dfs_regs_fops); fhci->dfs_irq_stat = debugfs_create_file("irq_stat", S_IFREG | S_IRUGO, fhci->dfs_root, fhci, &fhci_dfs_irq_stat_fops); WARN_ON(!fhci->dfs_regs || !fhci->dfs_irq_stat); }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov10696.36%133.33%
Sachin P. Sant32.73%133.33%
Greg Kroah-Hartman10.91%133.33%
Total110100.00%3100.00%


void fhci_dfs_destroy(struct fhci_hcd *fhci) { if (!fhci->dfs_root) return; debugfs_remove(fhci->dfs_irq_stat); debugfs_remove(fhci->dfs_regs); debugfs_remove(fhci->dfs_root); }

Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov39100.00%1100.00%
Total39100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Anton Vorontsov58797.51%120.00%
Guilherme Maciel Ferreira101.66%120.00%
Sachin P. Sant30.50%120.00%
Eric Lescouet10.17%120.00%
Greg Kroah-Hartman10.17%120.00%
Total602100.00%5100.00%
Directory: drivers/usb/host
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