/*
?*?QF9700?one?chip?USB?1.1?ethernet?devices
?*
?*?Author?:?jokeliujl?
?*?Date?:?2010-10-01
?*
?*?This?file?is?licensed?under?the?terms?of?the?GNU?General?Public?License
?*?version?2.??This?program?is?licensed?“as?is“?without?any?warranty?of?any
?*?kind?whether?express?or?implied.
?*/

//#define?DEBUG

#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?“qf9700.h“

/*?------------------------------------------------------------------------------------------?*/
/*?qf9700?mac?and?phy?operations?*/
/*?qf9700?read?some?registers?from?MAC?*/
static?int?qf_read（struct?usbnet?*dev?u8?reg?u16?length?void?*data）
{
	void?*buf;
	int?err?=?-ENOMEM;

	devdbg（dev?“qf_read（）?reg=0x%02x?length=%d“?reg?length）;

	buf?=?kmalloc（length?GFP_KERNEL）;
	if?（!buf）
		goto?out;

	err?=?usb_control_msg（dev->udev?usb_rcvctrlpipe（dev->udev?0）?
				QF_RD_REGS?QF_REQ_RD_REG
			????0?reg?buf?length?USB_CTRL_SET_TIMEOUT）;
	if?（err?==?length）
		memcpy（data?buf?length）;
	else?if?（err?>=?0）
		err?=?-EINVAL;
	kfree（buf）;

?out:
	return?err;
}

/*?qf9700?write?some?registers?to?MAC?*/
static?int?qf_write（struct?usbnet?*dev?u8?reg?u16?length?void?*data）
{
	void?*buf?=?NULL;
	int?err?=?-ENOMEM;

	devdbg（dev?“qf_write（）?reg=0x%02x?length=%d“?reg?length）;

	if?（data）?{
		buf?=?kmalloc（length?GFP_KERNEL）;
		if?（!buf）
			goto?out;
		memcpy（buf?data?length）;
	}

	err?=?usb_control_msg（dev->udev?usb_sndctrlpipe（dev->udev?0）
			??????QF_WR_REGS?QF_REQ_WR_REG
			??????0?reg?buf?length?USB_CTRL_SET_TIMEOUT）;
	kfree（buf）;
	if?（err?>=?0?&&?err?		err?=?-EINVAL;
?out:
	return?err;
}

/*?qf9700?read?one?register?from?MAC?*/
static?int?qf_read_reg（struct?usbnet?*dev?u8?reg?u8?*value）
{
	return?qf_read（dev?reg?1?value）;
}

/*?qf9700?write?one?register?to?MAC?*/
static?int?qf_write_reg（struct?usbnet?*dev?u8?reg?u8?value）
{
	devdbg（dev?“qf_write_reg（）?reg=0x%02x?value=0x%02x“?reg?value）;
	return?usb_control_msg（dev->udev?usb_sndctrlpipe（dev->udev?0）
			???????QF_WR_REG?QF_REQ_WR_REG
			???????value?reg?NULL?0?USB_CTRL_SET_TIMEOUT）;
}

/*?async?mode?for?writing?registers?or?reg?blocks?*/
static?void?qf_write_async_callback（struct?urb?*urb）
{
	struct?usb_ctrlrequest?*req?=?（struct?usb_ctrlrequest?*）urb->context;

	if?（urb->status?		printk（KERN_DEBUG?“qf_write_async_callback（）?failed?with?%d\n“?urb->status）;

	kfree（req）;
	usb_free_urb（urb）;
}

static?void?qf_write_async_helper（struct?usbnet?*dev?u8?reg?u8?value?u16?length?void?*data）
{
	struct?usb_ctrlrequest?*req;
	struct?urb?*urb;
	int?status;

	urb?=?usb_alloc_urb（0?GFP_ATOMIC）;
	if?（!urb）?{
		deverr（dev?“Error?allocating?URB?in?qf_write_async_helper!“）;
		return;
	}

	req?=?kmalloc（sizeof（struct?usb_ctrlrequest）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\9700\
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\9700\WINCE500\
?????文件???????34665??2010-11-04?13:13??RD9700Driver\9700\WINCE500\CoreChip?QF9700?USB?Driver?For?WINCE?5.0.cab
?????文件?????????414??2010-10-31?17:33??RD9700Driver\9700\WINCE500\QF9700USB.bib
?????文件???????29696??2010-11-04?13:07??RD9700Driver\9700\WINCE500\QF9700USB.dll
?????文件????????1540??2010-11-01?08:40??RD9700Driver\9700\WINCE500\QF9700USB.reg
?????文件?????????311??2010-11-04?11:02??RD9700Driver\9700\WINCE500\README.txt
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\9700\WINCE600\
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\9700\WINCE600\QF9700Release\
?????文件???????34674??2010-11-04?11:07??RD9700Driver\9700\WINCE600\QF9700Release\CoreChip?QF9700?Driver?For?Windows?CE?6.0.cab
?????文件?????????414??2010-10-31?17:33??RD9700Driver\9700\WINCE600\QF9700Release\QF9700USB.bib
?????文件???????29696??2010-11-04?10:51??RD9700Driver\9700\WINCE600\QF9700Release\QF9700USB.dll
?????文件????????1540??2010-11-01?08:40??RD9700Driver\9700\WINCE600\QF9700Release\QF9700USB.reg
?????文件?????????311??2010-11-04?11:02??RD9700Driver\9700\WINCE600\QF9700Release\README.txt
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\Linux\
?????文件?????????270??2010-10-09?16:51??RD9700Driver\Linux\.qf9700.ko.cmd
?????文件???????18761??2010-10-09?16:51??RD9700Driver\Linux\.qf9700.mod.o.cmd
?????文件???????30616??2010-10-09?16:51??RD9700Driver\Linux\.qf9700.o.cmd
?????目錄???????????0??2015-10-15?14:39??RD9700Driver\Linux\.tmp_versions\
?????文件?????????113??2010-10-09?16:51??RD9700Driver\Linux\.tmp_versions\qf9700.mod
?????文件?????????508??2010-10-09?16:51??RD9700Driver\Linux\Makefile
?????文件??????????45??2010-10-09?16:51??RD9700Driver\Linux\Module.markers
?????文件???????????0??2010-10-09?16:51??RD9700Driver\Linux\Module.symvers
?????文件????????2192??2010-10-09?16:50??RD9700Driver\Linux\README
?????文件??????????64??2010-10-09?16:51??RD9700Driver\Linux\modules.order
?????文件???????13702??2010-10-09?16:50??RD9700Driver\Linux\qf9700.c
?????文件????????4048??2010-10-09?16:51??RD9700Driver\Linux\qf9700.h
?????文件???????16735??2010-10-09?16:51??RD9700Driver\Linux\qf9700.ko
?????文件?????????504??2010-10-09?16:51??RD9700Driver\Linux\qf9700.mod.c
?????文件????????9784??2010-10-09?16:51??RD9700Driver\Linux\qf9700.mod.o
............此處省略37個文件信息