Release 4.7 drivers/usb/dwc3/io.h
/**
* io.h - DesignWare USB3 DRD IO Header
*
* Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com
*
* Authors: Felipe Balbi <balbi@ti.com>,
* Sebastian Andrzej Siewior <bigeasy@linutronix.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 of
* the License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __DRIVERS_USB_DWC3_IO_H
#define __DRIVERS_USB_DWC3_IO_H
#include <linux/io.h>
#include "trace.h"
#include "debug.h"
#include "core.h"
static inline u32 dwc3_readl(void __iomem *base, u32 offset)
{
u32 offs = offset - DWC3_GLOBALS_REGS_START;
u32 value;
/*
* We requested the mem region starting from the Globals address
* space, see dwc3_probe in core.c.
* However, the offsets are given starting from xHCI address space.
*/
value = readl(base + offs);
/*
* When tracing we want to make it easy to find the correct address on
* documentation, so we revert it back to the proper addresses, the
* same way they are described on SNPS documentation
*/
dwc3_trace(trace_dwc3_readl, "addr %p value %08x",
base - DWC3_GLOBALS_REGS_START + offset, value);
return value;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| felipe balbi | felipe balbi | 51 | 94.44% | 2 | 66.67% |
| ido shayevitz | ido shayevitz | 3 | 5.56% | 1 | 33.33% |
| Total | 54 | 100.00% | 3 | 100.00% |
static inline void dwc3_writel(void __iomem *base, u32 offset, u32 value)
{
u32 offs = offset - DWC3_GLOBALS_REGS_START;
/*
* We requested the mem region starting from the Globals address
* space, see dwc3_probe in core.c.
* However, the offsets are given starting from xHCI address space.
*/
writel(value, base + offs);
/*
* When tracing we want to make it easy to find the correct address on
* documentation, so we revert it back to the proper addresses, the
* same way they are described on SNPS documentation
*/
dwc3_trace(trace_dwc3_writel, "addr %p value %08x",
base - DWC3_GLOBALS_REGS_START + offset, value);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| felipe balbi | felipe balbi | 48 | 94.12% | 2 | 66.67% |
| ido shayevitz | ido shayevitz | 3 | 5.88% | 1 | 33.33% |
| Total | 51 | 100.00% | 3 | 100.00% |
#endif /* __DRIVERS_USB_DWC3_IO_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| felipe balbi | felipe balbi | 118 | 92.91% | 4 | 80.00% |
| ido shayevitz | ido shayevitz | 9 | 7.09% | 1 | 20.00% |
| Total | 127 | 100.00% | 5 | 100.00% |
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.