mirror of
https://github.com/lwfinger/rtl8188eu.git
synced 2024-11-22 20:43:40 +00:00
616 lines
15 KiB
C
616 lines
15 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*******************************************************************************/
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#define _USB_OPS_LINUX_C_
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#include <drv_types.h>
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#include <usb_ops_linux.h>
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#include <rtw_sreset.h>
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#ifdef CONFIG_USB_SUPPORT_ASYNC_VDN_REQ
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static void _usbctrl_vendorreq_async_callback(struct urb *urb, struct pt_regs *regs)
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{
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if (urb) {
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if (urb->context) {
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kfree(urb->context);
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}
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usb_free_urb(urb);
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}
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}
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static int _usbctrl_vendorreq_async_write(struct usb_device *udev, u8 request,
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u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
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{
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int rc;
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unsigned int pipe;
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u8 reqtype;
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struct usb_ctrlrequest *dr;
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struct urb *urb;
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struct rtl819x_async_write_data {
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u8 data[VENDOR_CMD_MAX_DATA_LEN];
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struct usb_ctrlrequest dr;
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} *buf;
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if (requesttype == VENDOR_READ) {
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pipe = usb_rcvctrlpipe(udev, 0);//read_in
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reqtype = REALTEK_USB_VENQT_READ;
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}
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else {
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pipe = usb_sndctrlpipe(udev, 0);//write_out
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reqtype = REALTEK_USB_VENQT_WRITE;
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}
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buf = (struct rtl819x_async_write_data *)rtw_zmalloc(sizeof(*buf));
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if (!buf) {
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rc = -ENOMEM;
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goto exit;
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}
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (!urb) {
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rtw_mfree((u8*)buf, sizeof(*buf));
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rc = -ENOMEM;
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goto exit;
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}
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dr = &buf->dr;
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dr->bRequestType = reqtype;
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dr->bRequest = request;
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dr->wValue = cpu_to_le16(value);
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dr->wIndex = cpu_to_le16(index);
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dr->wLength = cpu_to_le16(len);
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_rtw_memcpy(buf, pdata, len);
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usb_fill_control_urb(urb, udev, pipe, (unsigned char *)dr, buf, len,
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_usbctrl_vendorreq_async_callback, buf);
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rc = usb_submit_urb(urb, GFP_ATOMIC);
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if (rc < 0) {
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rtw_mfree((u8*)buf, sizeof(*buf));
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usb_free_urb(urb);
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}
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exit:
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return rc;
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}
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int usb_write_async(struct usb_device *udev, u32 addr, void *pdata, u16 len)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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int ret;
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requesttype = VENDOR_WRITE;//write_out
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request = REALTEK_USB_VENQT_CMD_REQ;
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index = REALTEK_USB_VENQT_CMD_IDX;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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ret = _usbctrl_vendorreq_async_write(udev, request, wvalue, index, pdata, len, requesttype);
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return ret;
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}
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int usb_async_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
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{
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u8 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 1);
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_func_exit_;
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return ret;
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}
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int usb_async_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
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{
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u16 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 2);
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_func_exit_;
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return ret;
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}
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int usb_async_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
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{
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u32 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 4);
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_func_exit_;
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return ret;
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}
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#endif /* CONFIG_USB_SUPPORT_ASYNC_VDN_REQ */
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unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr)
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{
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unsigned int pipe=0, ep_num=0;
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struct usb_device *pusbd = pdvobj->pusbdev;
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if (addr == RECV_BULK_IN_ADDR) {
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pipe=usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[0]);
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} else if (addr == RECV_INT_IN_ADDR) {
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pipe=usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[1]);
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} else if (addr < HW_QUEUE_ENTRY) {
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ep_num = pdvobj->Queue2Pipe[addr];
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pipe = usb_sndbulkpipe(pusbd, ep_num);
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}
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return pipe;
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}
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struct zero_bulkout_context{
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void *pbuf;
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void *purb;
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void *pirp;
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void *padapter;
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};
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static void usb_bulkout_zero_complete(struct urb *purb, struct pt_regs *regs)
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{
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struct zero_bulkout_context *pcontext = (struct zero_bulkout_context *)purb->context;
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//DBG_88E("+usb_bulkout_zero_complete\n");
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if (pcontext)
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{
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if (pcontext->pbuf)
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{
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rtw_mfree(pcontext->pbuf, sizeof(int));
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}
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if (pcontext->purb && (pcontext->purb==purb))
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{
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usb_free_urb(pcontext->purb);
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}
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rtw_mfree((u8*)pcontext, sizeof(struct zero_bulkout_context));
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}
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}
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static u32 usb_bulkout_zero(struct intf_hdl *pintfhdl, u32 addr)
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{
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int pipe, status, len;
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u32 ret;
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unsigned char *pbuf;
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struct zero_bulkout_context *pcontext;
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PURB purb = NULL;
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_adapter *padapter = (_adapter *)pintfhdl->padapter;
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struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
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struct usb_device *pusbd = pdvobj->pusbdev;
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//DBG_88E("%s\n", __func__);
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if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||(padapter->pwrctrlpriv.pnp_bstop_trx))
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{
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return _FAIL;
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}
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pcontext = (struct zero_bulkout_context *)rtw_zmalloc(sizeof(struct zero_bulkout_context));
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pbuf = (unsigned char *)rtw_zmalloc(sizeof(int));
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purb = usb_alloc_urb(0, GFP_ATOMIC);
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len = 0;
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pcontext->pbuf = pbuf;
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pcontext->purb = purb;
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pcontext->pirp = NULL;
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pcontext->padapter = padapter;
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//translate DMA FIFO addr to pipehandle
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//pipe = ffaddr2pipehdl(pdvobj, addr);
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usb_fill_bulk_urb(purb, pusbd, pipe,
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pbuf,
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len,
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usb_bulkout_zero_complete,
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pcontext);//context is pcontext
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status = usb_submit_urb(purb, GFP_ATOMIC);
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if (!status)
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{
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ret= _SUCCESS;
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}
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else
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{
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ret= _FAIL;
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}
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return _SUCCESS;
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}
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void usb_read_mem(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *rmem)
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{
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}
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void usb_write_mem(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *wmem)
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{
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}
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void usb_read_port_cancel(struct intf_hdl *pintfhdl)
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{
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int i;
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struct recv_buf *precvbuf;
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_adapter *padapter = pintfhdl->padapter;
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precvbuf = (struct recv_buf *)padapter->recvpriv.precv_buf;
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DBG_88E("%s\n", __func__);
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padapter->bReadPortCancel = true;
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for (i=0; i < NR_RECVBUFF ; i++) {
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precvbuf->reuse = true;
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if (precvbuf->purb) {
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//DBG_88E("usb_read_port_cancel : usb_kill_urb\n");
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usb_kill_urb(precvbuf->purb);
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}
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precvbuf++;
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}
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#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
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usb_kill_urb(padapter->recvpriv.int_in_urb);
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#endif
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}
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static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
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{
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_irqL irqL;
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int i;
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struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context;
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//struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
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//_adapter *padapter = pxmitframe->padapter;
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_adapter *padapter = pxmitbuf->padapter;
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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//struct pkt_attrib *pattrib = &pxmitframe->attrib;
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_func_enter_;
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switch (pxmitbuf->flags)
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{
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case VO_QUEUE_INX:
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pxmitpriv->voq_cnt--;
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break;
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case VI_QUEUE_INX:
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pxmitpriv->viq_cnt--;
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break;
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case BE_QUEUE_INX:
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pxmitpriv->beq_cnt--;
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break;
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case BK_QUEUE_INX:
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pxmitpriv->bkq_cnt--;
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break;
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case HIGH_QUEUE_INX:
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#ifdef CONFIG_AP_MODE
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rtw_chk_hi_queue_cmd(padapter);
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#endif
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break;
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default:
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break;
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}
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/*
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_enter_critical(&pxmitpriv->lock, &irqL);
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pxmitpriv->txirp_cnt--;
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switch (pattrib->priority)
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{
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case 1:
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case 2:
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pxmitpriv->bkq_cnt--;
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//DBG_88E("pxmitpriv->bkq_cnt=%d\n", pxmitpriv->bkq_cnt);
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break;
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case 4:
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case 5:
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pxmitpriv->viq_cnt--;
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//DBG_88E("pxmitpriv->viq_cnt=%d\n", pxmitpriv->viq_cnt);
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break;
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case 6:
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case 7:
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pxmitpriv->voq_cnt--;
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//DBG_88E("pxmitpriv->voq_cnt=%d\n", pxmitpriv->voq_cnt);
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break;
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case 0:
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case 3:
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default:
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pxmitpriv->beq_cnt--;
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//DBG_88E("pxmitpriv->beq_cnt=%d\n", pxmitpriv->beq_cnt);
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break;
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}
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_exit_critical(&pxmitpriv->lock, &irqL);
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if (pxmitpriv->txirp_cnt==0)
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{
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete: txirp_cnt== 0, set allrxreturnevt!\n"));
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_rtw_up_sema(&(pxmitpriv->tx_retevt));
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}
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*/
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//rtw_free_xmitframe(pxmitpriv, pxmitframe);
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if (padapter->bSurpriseRemoved || padapter->bDriverStopped ||padapter->bWritePortCancel)
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{
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
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DBG_88E("%s(): TX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bWritePortCancel(%d) pxmitbuf->ext_tag(%x)\n",
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__func__,padapter->bDriverStopped, padapter->bSurpriseRemoved,padapter->bReadPortCancel,pxmitbuf->ext_tag);
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goto check_completion;
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}
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if (purb->status==0) {
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} else {
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete : purb->status(%d) != 0\n", purb->status));
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DBG_88E("###=> urb_write_port_complete status(%d)\n",purb->status);
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if ((purb->status==-EPIPE)||(purb->status==-EPROTO))
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{
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//usb_clear_halt(pusbdev, purb->pipe);
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//msleep(10);
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sreset_set_wifi_error_status(padapter, USB_WRITE_PORT_FAIL);
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} else if (purb->status == -EINPROGRESS) {
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete: EINPROGESS\n"));
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goto check_completion;
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} else if (purb->status == -ENOENT) {
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DBG_88E("%s: -ENOENT\n", __func__);
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goto check_completion;
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} else if (purb->status == -ECONNRESET) {
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DBG_88E("%s: -ECONNRESET\n", __func__);
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goto check_completion;
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} else if (purb->status == -ESHUTDOWN) {
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete: ESHUTDOWN\n"));
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padapter->bDriverStopped=true;
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete:bDriverStopped=true\n"));
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goto check_completion;
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}
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else
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{
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padapter->bSurpriseRemoved=true;
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DBG_88E("bSurpriseRemoved=true\n");
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//rtl8192cu_trigger_gpio_0(padapter);
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete:bSurpriseRemoved=true\n"));
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goto check_completion;
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}
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}
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#ifdef DBG_CONFIG_ERROR_DETECT
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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pHalData->srestpriv.last_tx_complete_time = rtw_get_current_time();
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}
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#endif
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check_completion:
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rtw_sctx_done_err(&pxmitbuf->sctx,
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purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR : RTW_SCTX_DONE_SUCCESS);
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rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
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//if (rtw_txframes_pending(padapter))
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{
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tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
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}
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_func_exit_;
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}
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u32 usb_write_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *wmem)
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{
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_irqL irqL;
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unsigned int pipe;
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int status;
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u32 ret = _FAIL, bwritezero = false;
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PURB purb = NULL;
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_adapter *padapter = (_adapter *)pintfhdl->padapter;
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struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem;
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struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
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struct usb_device *pusbd = pdvobj->pusbdev;
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struct pkt_attrib *pattrib = &pxmitframe->attrib;
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_func_enter_;
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("+usb_write_port\n"));
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if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||(padapter->pwrctrlpriv.pnp_bstop_trx)) {
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#ifdef DBG_TX
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DBG_88E(" DBG_TX %s:%d bDriverStopped%d, bSurpriseRemoved:%d, pnp_bstop_trx:%d\n",__func__, __LINE__
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,padapter->bDriverStopped, padapter->bSurpriseRemoved, padapter->pwrctrlpriv.pnp_bstop_trx );
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#endif
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RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
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rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
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goto exit;
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}
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_enter_critical(&pxmitpriv->lock, &irqL);
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switch (addr)
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{
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case VO_QUEUE_INX:
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pxmitpriv->voq_cnt++;
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pxmitbuf->flags = VO_QUEUE_INX;
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break;
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case VI_QUEUE_INX:
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pxmitpriv->viq_cnt++;
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pxmitbuf->flags = VI_QUEUE_INX;
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break;
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case BE_QUEUE_INX:
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pxmitpriv->beq_cnt++;
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pxmitbuf->flags = BE_QUEUE_INX;
|
|
break;
|
|
case BK_QUEUE_INX:
|
|
pxmitpriv->bkq_cnt++;
|
|
pxmitbuf->flags = BK_QUEUE_INX;
|
|
break;
|
|
case HIGH_QUEUE_INX:
|
|
pxmitbuf->flags = HIGH_QUEUE_INX;
|
|
break;
|
|
default:
|
|
pxmitbuf->flags = MGT_QUEUE_INX;
|
|
break;
|
|
}
|
|
|
|
_exit_critical(&pxmitpriv->lock, &irqL);
|
|
|
|
purb = pxmitbuf->pxmit_urb[0];
|
|
|
|
//translate DMA FIFO addr to pipehandle
|
|
pipe = ffaddr2pipehdl(pdvobj, addr);
|
|
|
|
#ifdef CONFIG_REDUCE_USB_TX_INT
|
|
if ( (pxmitpriv->free_xmitbuf_cnt%NR_XMITBUFF == 0)
|
|
|| (pxmitbuf->ext_tag == true) )
|
|
{
|
|
purb->transfer_flags &= (~URB_NO_INTERRUPT);
|
|
} else {
|
|
purb->transfer_flags |= URB_NO_INTERRUPT;
|
|
}
|
|
#endif
|
|
|
|
|
|
usb_fill_bulk_urb(purb, pusbd, pipe,
|
|
pxmitframe->buf_addr, //= pxmitbuf->pbuf
|
|
cnt,
|
|
usb_write_port_complete,
|
|
pxmitbuf);//context is pxmitbuf
|
|
|
|
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
|
|
purb->transfer_dma = pxmitbuf->dma_transfer_addr;
|
|
purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
|
|
purb->transfer_flags |= URB_ZERO_PACKET;
|
|
#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
|
|
|
|
status = usb_submit_urb(purb, GFP_ATOMIC);
|
|
if (!status) {
|
|
#ifdef DBG_CONFIG_ERROR_DETECT
|
|
{
|
|
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
|
|
pHalData->srestpriv.last_tx_time = rtw_get_current_time();
|
|
}
|
|
#endif
|
|
} else {
|
|
rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
|
|
DBG_88E("usb_write_port, status=%d\n", status);
|
|
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port(): usb_submit_urb, status=%x\n", status));
|
|
|
|
switch (status) {
|
|
case -ENODEV:
|
|
padapter->bDriverStopped=true;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
goto exit;
|
|
}
|
|
|
|
ret= _SUCCESS;
|
|
|
|
// Commented by Albert 2009/10/13
|
|
// We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically.
|
|
/*
|
|
if (bwritezero == true)
|
|
{
|
|
usb_bulkout_zero(pintfhdl, addr);
|
|
}
|
|
*/
|
|
|
|
RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("-usb_write_port\n"));
|
|
|
|
exit:
|
|
if (ret != _SUCCESS)
|
|
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
|
|
_func_exit_;
|
|
return ret;
|
|
|
|
}
|
|
|
|
void usb_write_port_cancel(struct intf_hdl *pintfhdl)
|
|
{
|
|
int i, j;
|
|
_adapter *padapter = pintfhdl->padapter;
|
|
struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf;
|
|
|
|
DBG_88E("%s\n", __func__);
|
|
|
|
padapter->bWritePortCancel = true;
|
|
|
|
for (i=0; i<NR_XMITBUFF; i++) {
|
|
for (j=0; j<8; j++) {
|
|
if (pxmitbuf->pxmit_urb[j]) {
|
|
usb_kill_urb(pxmitbuf->pxmit_urb[j]);
|
|
}
|
|
}
|
|
pxmitbuf++;
|
|
}
|
|
|
|
pxmitbuf = (struct xmit_buf*)padapter->xmitpriv.pxmit_extbuf;
|
|
for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
|
|
for (j=0; j<8; j++) {
|
|
if (pxmitbuf->pxmit_urb[j]) {
|
|
usb_kill_urb(pxmitbuf->pxmit_urb[j]);
|
|
}
|
|
}
|
|
pxmitbuf++;
|
|
}
|
|
}
|