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yaml
---
r: 130335
b: refs/heads/master
c: 236dd4d
h: refs/heads/master
i:
  130333: 00494e9
  130331: 3a43b1e
  130327: a2d5810
  130319: ba266f3
  130303: 28db0b7
v: v3
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Anton Vorontsov authored and Greg Kroah-Hartman committed Jan 28, 2009
1 parent 569b73e commit 968d61d
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Showing 12 changed files with 3,863 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: fc91be2ad03e0d243418414a854665274d560ca2
refs/heads/master: 236dd4d18f293e3c9798f35c08272196826a980d
1 change: 1 addition & 0 deletions trunk/drivers/usb/Makefile
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Expand Up @@ -13,6 +13,7 @@ obj-$(CONFIG_USB_EHCI_HCD) += host/
obj-$(CONFIG_USB_ISP116X_HCD) += host/
obj-$(CONFIG_USB_OHCI_HCD) += host/
obj-$(CONFIG_USB_UHCI_HCD) += host/
obj-$(CONFIG_USB_FHCI_HCD) += host/
obj-$(CONFIG_USB_SL811_HCD) += host/
obj-$(CONFIG_USB_U132_HCD) += host/
obj-$(CONFIG_USB_R8A66597_HCD) += host/
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17 changes: 17 additions & 0 deletions trunk/drivers/usb/host/Kconfig
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Expand Up @@ -239,6 +239,23 @@ config USB_UHCI_HCD
To compile this driver as a module, choose M here: the
module will be called uhci-hcd.

config USB_FHCI_HCD
tristate "Freescale QE USB Host Controller support"
depends on USB && OF_GPIO && QE_GPIO && QUICC_ENGINE
select FSL_GTM
select QE_USB
help
This driver enables support for Freescale QE USB Host Controller
(as found on MPC8360 and MPC8323 processors), the driver supports
Full and Low Speed USB.

config FHCI_DEBUG
bool "Freescale QE USB Host Controller debug support"
depends on USB_FHCI_HCD && DEBUG_FS
help
Say "y" to see some FHCI debug information and statistics
throught debugfs.

config USB_U132_HCD
tristate "Elan U132 Adapter Host Controller"
depends on USB && USB_FTDI_ELAN
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6 changes: 6 additions & 0 deletions trunk/drivers/usb/host/Makefile
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Expand Up @@ -7,6 +7,11 @@ ifeq ($(CONFIG_USB_DEBUG),y)
endif

isp1760-objs := isp1760-hcd.o isp1760-if.o
fhci-objs := fhci-hcd.o fhci-hub.o fhci-q.o fhci-mem.o \
fhci-tds.o fhci-sched.o
ifeq ($(CONFIG_FHCI_DEBUG),y)
fhci-objs += fhci-dbg.o
endif

obj-$(CONFIG_USB_WHCI_HCD) += whci/

Expand All @@ -17,6 +22,7 @@ obj-$(CONFIG_USB_OXU210HP_HCD) += oxu210hp-hcd.o
obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o
obj-$(CONFIG_USB_OHCI_HCD) += ohci-hcd.o
obj-$(CONFIG_USB_UHCI_HCD) += uhci-hcd.o
obj-$(CONFIG_USB_FHCI_HCD) += fhci.o
obj-$(CONFIG_USB_SL811_HCD) += sl811-hcd.o
obj-$(CONFIG_USB_SL811_CS) += sl811_cs.o
obj-$(CONFIG_USB_U132_HCD) += u132-hcd.o
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139 changes: 139 additions & 0 deletions trunk/drivers/usb/host/fhci-dbg.c
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@@ -0,0 +1,139 @@
/*
* 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 "../core/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]++;
}
}

static int fhci_dfs_regs_show(struct seq_file *s, void *v)
{
struct fhci_hcd *fhci = s->private;
struct fhci_regs __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_mod), in_8(&regs->usb_addr),
in_8(&regs->usb_comm), in_be16(&regs->usb_ep[0]),
in_be16(&regs->usb_event), in_be16(&regs->usb_mask),
in_8(&regs->usb_status), in_be16(&regs->usb_sof_tmr),
in_be16(&regs->usb_frame_num),
fhci_ioports_check_bus_state(fhci));

return 0;
}

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;
}

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

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);
}

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->bus_id, NULL);
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);
}

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

if (fhci->dfs_irq_stat)
debugfs_remove(fhci->dfs_irq_stat);

if (fhci->dfs_regs)
debugfs_remove(fhci->dfs_regs);

debugfs_remove(fhci->dfs_root);
}
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