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kernel-ark/drivers/usb/dwc3/debugfs.c
Sebastian Andrzej Siewior 49a25cc9a7 usb: dwc: remove "All rights reserved" statement. 
Some people think that this line is not compatible with the GPL. The
statement was required due to the Buenos Aires Convention and is now
deprecated. I remove it because it is said that it is pointless nowdays.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-10-04 10:25:52 -07:00

442 lines
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/**
* debugfs.c - DesignWare USB3 DRD Controller DebugFS file
*
* Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com
*
* Authors: Felipe Balbi <balbi@ti.com>,
* Sebastian Andrzej Siewior <bigeasy@linutronix.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The names of the above-listed copyright holders may not be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2, as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/ptrace.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/delay.h>
#include <asm/uaccess.h>
#include "core.h"
#include "gadget.h"
#include "io.h"
struct dwc3_register {
const char *name;
u32 offset;
};
#define dump_register(nm) \
{ \
.name = __stringify(nm), \
.offset = DWC3_ ##nm, \
}
static const struct dwc3_register dwc3_regs[] = {
dump_register(GSBUSCFG0),
dump_register(GSBUSCFG1),
dump_register(GTXTHRCFG),
dump_register(GRXTHRCFG),
dump_register(GCTL),
dump_register(GEVTEN),
dump_register(GSTS),
dump_register(GSNPSID),
dump_register(GGPIO),
dump_register(GUID),
dump_register(GUCTL),
dump_register(GBUSERRADDR0),
dump_register(GBUSERRADDR1),
dump_register(GPRTBIMAP0),
dump_register(GPRTBIMAP1),
dump_register(GHWPARAMS0),
dump_register(GHWPARAMS1),
dump_register(GHWPARAMS2),
dump_register(GHWPARAMS3),
dump_register(GHWPARAMS4),
dump_register(GHWPARAMS5),
dump_register(GHWPARAMS6),
dump_register(GHWPARAMS7),
dump_register(GDBGFIFOSPACE),
dump_register(GDBGLTSSM),
dump_register(GPRTBIMAP_HS0),
dump_register(GPRTBIMAP_HS1),
dump_register(GPRTBIMAP_FS0),
dump_register(GPRTBIMAP_FS1),
dump_register(GUSB2PHYCFG(0)),
dump_register(GUSB2PHYCFG(1)),
dump_register(GUSB2PHYCFG(2)),
dump_register(GUSB2PHYCFG(3)),
dump_register(GUSB2PHYCFG(4)),
dump_register(GUSB2PHYCFG(5)),
dump_register(GUSB2PHYCFG(6)),
dump_register(GUSB2PHYCFG(7)),
dump_register(GUSB2PHYCFG(8)),
dump_register(GUSB2PHYCFG(9)),
dump_register(GUSB2PHYCFG(10)),
dump_register(GUSB2PHYCFG(11)),
dump_register(GUSB2PHYCFG(12)),
dump_register(GUSB2PHYCFG(13)),
dump_register(GUSB2PHYCFG(14)),
dump_register(GUSB2PHYCFG(15)),
dump_register(GUSB2I2CCTL(0)),
dump_register(GUSB2I2CCTL(1)),
dump_register(GUSB2I2CCTL(2)),
dump_register(GUSB2I2CCTL(3)),
dump_register(GUSB2I2CCTL(4)),
dump_register(GUSB2I2CCTL(5)),
dump_register(GUSB2I2CCTL(6)),
dump_register(GUSB2I2CCTL(7)),
dump_register(GUSB2I2CCTL(8)),
dump_register(GUSB2I2CCTL(9)),
dump_register(GUSB2I2CCTL(10)),
dump_register(GUSB2I2CCTL(11)),
dump_register(GUSB2I2CCTL(12)),
dump_register(GUSB2I2CCTL(13)),
dump_register(GUSB2I2CCTL(14)),
dump_register(GUSB2I2CCTL(15)),
dump_register(GUSB2PHYACC(0)),
dump_register(GUSB2PHYACC(1)),
dump_register(GUSB2PHYACC(2)),
dump_register(GUSB2PHYACC(3)),
dump_register(GUSB2PHYACC(4)),
dump_register(GUSB2PHYACC(5)),
dump_register(GUSB2PHYACC(6)),
dump_register(GUSB2PHYACC(7)),
dump_register(GUSB2PHYACC(8)),
dump_register(GUSB2PHYACC(9)),
dump_register(GUSB2PHYACC(10)),
dump_register(GUSB2PHYACC(11)),
dump_register(GUSB2PHYACC(12)),
dump_register(GUSB2PHYACC(13)),
dump_register(GUSB2PHYACC(14)),
dump_register(GUSB2PHYACC(15)),
dump_register(GUSB3PIPECTL(0)),
dump_register(GUSB3PIPECTL(1)),
dump_register(GUSB3PIPECTL(2)),
dump_register(GUSB3PIPECTL(3)),
dump_register(GUSB3PIPECTL(4)),
dump_register(GUSB3PIPECTL(5)),
dump_register(GUSB3PIPECTL(6)),
dump_register(GUSB3PIPECTL(7)),
dump_register(GUSB3PIPECTL(8)),
dump_register(GUSB3PIPECTL(9)),
dump_register(GUSB3PIPECTL(10)),
dump_register(GUSB3PIPECTL(11)),
dump_register(GUSB3PIPECTL(12)),
dump_register(GUSB3PIPECTL(13)),
dump_register(GUSB3PIPECTL(14)),
dump_register(GUSB3PIPECTL(15)),
dump_register(GTXFIFOSIZ(0)),
dump_register(GTXFIFOSIZ(1)),
dump_register(GTXFIFOSIZ(2)),
dump_register(GTXFIFOSIZ(3)),
dump_register(GTXFIFOSIZ(4)),
dump_register(GTXFIFOSIZ(5)),
dump_register(GTXFIFOSIZ(6)),
dump_register(GTXFIFOSIZ(7)),
dump_register(GTXFIFOSIZ(8)),
dump_register(GTXFIFOSIZ(9)),
dump_register(GTXFIFOSIZ(10)),
dump_register(GTXFIFOSIZ(11)),
dump_register(GTXFIFOSIZ(12)),
dump_register(GTXFIFOSIZ(13)),
dump_register(GTXFIFOSIZ(14)),
dump_register(GTXFIFOSIZ(15)),
dump_register(GTXFIFOSIZ(16)),
dump_register(GTXFIFOSIZ(17)),
dump_register(GTXFIFOSIZ(18)),
dump_register(GTXFIFOSIZ(19)),
dump_register(GTXFIFOSIZ(20)),
dump_register(GTXFIFOSIZ(21)),
dump_register(GTXFIFOSIZ(22)),
dump_register(GTXFIFOSIZ(23)),
dump_register(GTXFIFOSIZ(24)),
dump_register(GTXFIFOSIZ(25)),
dump_register(GTXFIFOSIZ(26)),
dump_register(GTXFIFOSIZ(27)),
dump_register(GTXFIFOSIZ(28)),
dump_register(GTXFIFOSIZ(29)),
dump_register(GTXFIFOSIZ(30)),
dump_register(GTXFIFOSIZ(31)),
dump_register(GRXFIFOSIZ(0)),
dump_register(GRXFIFOSIZ(1)),
dump_register(GRXFIFOSIZ(2)),
dump_register(GRXFIFOSIZ(3)),
dump_register(GRXFIFOSIZ(4)),
dump_register(GRXFIFOSIZ(5)),
dump_register(GRXFIFOSIZ(6)),
dump_register(GRXFIFOSIZ(7)),
dump_register(GRXFIFOSIZ(8)),
dump_register(GRXFIFOSIZ(9)),
dump_register(GRXFIFOSIZ(10)),
dump_register(GRXFIFOSIZ(11)),
dump_register(GRXFIFOSIZ(12)),
dump_register(GRXFIFOSIZ(13)),
dump_register(GRXFIFOSIZ(14)),
dump_register(GRXFIFOSIZ(15)),
dump_register(GRXFIFOSIZ(16)),
dump_register(GRXFIFOSIZ(17)),
dump_register(GRXFIFOSIZ(18)),
dump_register(GRXFIFOSIZ(19)),
dump_register(GRXFIFOSIZ(20)),
dump_register(GRXFIFOSIZ(21)),
dump_register(GRXFIFOSIZ(22)),
dump_register(GRXFIFOSIZ(23)),
dump_register(GRXFIFOSIZ(24)),
dump_register(GRXFIFOSIZ(25)),
dump_register(GRXFIFOSIZ(26)),
dump_register(GRXFIFOSIZ(27)),
dump_register(GRXFIFOSIZ(28)),
dump_register(GRXFIFOSIZ(29)),
dump_register(GRXFIFOSIZ(30)),
dump_register(GRXFIFOSIZ(31)),
dump_register(GEVNTADRLO(0)),
dump_register(GEVNTADRHI(0)),
dump_register(GEVNTSIZ(0)),
dump_register(GEVNTCOUNT(0)),
dump_register(GHWPARAMS8),
dump_register(DCFG),
dump_register(DCTL),
dump_register(DEVTEN),
dump_register(DSTS),
dump_register(DGCMDPAR),
dump_register(DGCMD),
dump_register(DALEPENA),
dump_register(DEPCMDPAR2(0)),
dump_register(DEPCMDPAR2(1)),
dump_register(DEPCMDPAR2(2)),
dump_register(DEPCMDPAR2(3)),
dump_register(DEPCMDPAR2(4)),
dump_register(DEPCMDPAR2(5)),
dump_register(DEPCMDPAR2(6)),
dump_register(DEPCMDPAR2(7)),
dump_register(DEPCMDPAR2(8)),
dump_register(DEPCMDPAR2(9)),
dump_register(DEPCMDPAR2(10)),
dump_register(DEPCMDPAR2(11)),
dump_register(DEPCMDPAR2(12)),
dump_register(DEPCMDPAR2(13)),
dump_register(DEPCMDPAR2(14)),
dump_register(DEPCMDPAR2(15)),
dump_register(DEPCMDPAR2(16)),
dump_register(DEPCMDPAR2(17)),
dump_register(DEPCMDPAR2(18)),
dump_register(DEPCMDPAR2(19)),
dump_register(DEPCMDPAR2(20)),
dump_register(DEPCMDPAR2(21)),
dump_register(DEPCMDPAR2(22)),
dump_register(DEPCMDPAR2(23)),
dump_register(DEPCMDPAR2(24)),
dump_register(DEPCMDPAR2(25)),
dump_register(DEPCMDPAR2(26)),
dump_register(DEPCMDPAR2(27)),
dump_register(DEPCMDPAR2(28)),
dump_register(DEPCMDPAR2(29)),
dump_register(DEPCMDPAR2(30)),
dump_register(DEPCMDPAR2(31)),
dump_register(DEPCMDPAR1(0)),
dump_register(DEPCMDPAR1(1)),
dump_register(DEPCMDPAR1(2)),
dump_register(DEPCMDPAR1(3)),
dump_register(DEPCMDPAR1(4)),
dump_register(DEPCMDPAR1(5)),
dump_register(DEPCMDPAR1(6)),
dump_register(DEPCMDPAR1(7)),
dump_register(DEPCMDPAR1(8)),
dump_register(DEPCMDPAR1(9)),
dump_register(DEPCMDPAR1(10)),
dump_register(DEPCMDPAR1(11)),
dump_register(DEPCMDPAR1(12)),
dump_register(DEPCMDPAR1(13)),
dump_register(DEPCMDPAR1(14)),
dump_register(DEPCMDPAR1(15)),
dump_register(DEPCMDPAR1(16)),
dump_register(DEPCMDPAR1(17)),
dump_register(DEPCMDPAR1(18)),
dump_register(DEPCMDPAR1(19)),
dump_register(DEPCMDPAR1(20)),
dump_register(DEPCMDPAR1(21)),
dump_register(DEPCMDPAR1(22)),
dump_register(DEPCMDPAR1(23)),
dump_register(DEPCMDPAR1(24)),
dump_register(DEPCMDPAR1(25)),
dump_register(DEPCMDPAR1(26)),
dump_register(DEPCMDPAR1(27)),
dump_register(DEPCMDPAR1(28)),
dump_register(DEPCMDPAR1(29)),
dump_register(DEPCMDPAR1(30)),
dump_register(DEPCMDPAR1(31)),
dump_register(DEPCMDPAR0(0)),
dump_register(DEPCMDPAR0(1)),
dump_register(DEPCMDPAR0(2)),
dump_register(DEPCMDPAR0(3)),
dump_register(DEPCMDPAR0(4)),
dump_register(DEPCMDPAR0(5)),
dump_register(DEPCMDPAR0(6)),
dump_register(DEPCMDPAR0(7)),
dump_register(DEPCMDPAR0(8)),
dump_register(DEPCMDPAR0(9)),
dump_register(DEPCMDPAR0(10)),
dump_register(DEPCMDPAR0(11)),
dump_register(DEPCMDPAR0(12)),
dump_register(DEPCMDPAR0(13)),
dump_register(DEPCMDPAR0(14)),
dump_register(DEPCMDPAR0(15)),
dump_register(DEPCMDPAR0(16)),
dump_register(DEPCMDPAR0(17)),
dump_register(DEPCMDPAR0(18)),
dump_register(DEPCMDPAR0(19)),
dump_register(DEPCMDPAR0(20)),
dump_register(DEPCMDPAR0(21)),
dump_register(DEPCMDPAR0(22)),
dump_register(DEPCMDPAR0(23)),
dump_register(DEPCMDPAR0(24)),
dump_register(DEPCMDPAR0(25)),
dump_register(DEPCMDPAR0(26)),
dump_register(DEPCMDPAR0(27)),
dump_register(DEPCMDPAR0(28)),
dump_register(DEPCMDPAR0(29)),
dump_register(DEPCMDPAR0(30)),
dump_register(DEPCMDPAR0(31)),
dump_register(DEPCMD(0)),
dump_register(DEPCMD(1)),
dump_register(DEPCMD(2)),
dump_register(DEPCMD(3)),
dump_register(DEPCMD(4)),
dump_register(DEPCMD(5)),
dump_register(DEPCMD(6)),
dump_register(DEPCMD(7)),
dump_register(DEPCMD(8)),
dump_register(DEPCMD(9)),
dump_register(DEPCMD(10)),
dump_register(DEPCMD(11)),
dump_register(DEPCMD(12)),
dump_register(DEPCMD(13)),
dump_register(DEPCMD(14)),
dump_register(DEPCMD(15)),
dump_register(DEPCMD(16)),
dump_register(DEPCMD(17)),
dump_register(DEPCMD(18)),
dump_register(DEPCMD(19)),
dump_register(DEPCMD(20)),
dump_register(DEPCMD(21)),
dump_register(DEPCMD(22)),
dump_register(DEPCMD(23)),
dump_register(DEPCMD(24)),
dump_register(DEPCMD(25)),
dump_register(DEPCMD(26)),
dump_register(DEPCMD(27)),
dump_register(DEPCMD(28)),
dump_register(DEPCMD(29)),
dump_register(DEPCMD(30)),
dump_register(DEPCMD(31)),
dump_register(OCFG),
dump_register(OCTL),
dump_register(OEVTEN),
dump_register(OSTS),
};
static int dwc3_regdump_show(struct seq_file *s, void *unused)
{
struct dwc3 *dwc = s->private;
int i;
seq_printf(s, "DesignWare USB3 Core Register Dump\n");
for (i = 0; i < ARRAY_SIZE(dwc3_regs); i++) {
seq_printf(s, "%-20s : %08x\n", dwc3_regs[i].name,
dwc3_readl(dwc->regs, dwc3_regs[i].offset));
}
return 0;
}
static int dwc3_regdump_open(struct inode *inode, struct file *file)
{
return single_open(file, dwc3_regdump_show, inode->i_private);
}
static const struct file_operations dwc3_regdump_fops = {
.open = dwc3_regdump_open,
.read = seq_read,
.release = single_release,
};
int __devinit dwc3_debugfs_init(struct dwc3 *dwc)
{
struct dentry *root;
struct dentry *file;
int ret;
root = debugfs_create_dir(dev_name(dwc->dev), NULL);
if (IS_ERR(root)){
ret = PTR_ERR(root);
goto err0;
}
dwc->root = root;
file = debugfs_create_file("regdump", S_IRUGO, root, dwc,
&dwc3_regdump_fops);
if (IS_ERR(file)) {
ret = PTR_ERR(file);
goto err1;
}
return 0;
err1:
debugfs_remove_recursive(root);
err0:
return ret;
}
void __devexit dwc3_debugfs_exit(struct dwc3 *dwc)
{
debugfs_remove_recursive(dwc->root);
dwc->root = NULL;
}
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