mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-02 08:34:20 +08:00
29bb7013a5
Move processing of received packets to tasklet from hard-irq context. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
170 lines
4.6 KiB
C
170 lines
4.6 KiB
C
/******************************************************************************
|
|
*
|
|
* Copyright(c) 2009-2012 Realtek Corporation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of version 2 of the GNU General Public 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
|
|
*
|
|
* The full GNU General Public License is included in this distribution in the
|
|
* file called LICENSE.
|
|
*
|
|
* Contact Information:
|
|
* wlanfae <wlanfae@realtek.com>
|
|
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
|
|
* Hsinchu 300, Taiwan.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#ifndef __RTL_USB_H__
|
|
#define __RTL_USB_H__
|
|
|
|
#include <linux/skbuff.h>
|
|
|
|
#define RTL_RX_DESC_SIZE 24
|
|
|
|
#define RTL_USB_DEVICE(vend, prod, cfg) \
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE, \
|
|
.idVendor = (vend), \
|
|
.idProduct = (prod), \
|
|
.driver_info = (kernel_ulong_t)&(cfg)
|
|
|
|
#define USB_HIGH_SPEED_BULK_SIZE 512
|
|
#define USB_FULL_SPEED_BULK_SIZE 64
|
|
|
|
|
|
#define RTL_USB_MAX_TXQ_NUM 4 /* max tx queue */
|
|
#define RTL_USB_MAX_EP_NUM 6 /* max ep number */
|
|
#define RTL_USB_MAX_TX_URBS_NUM 8
|
|
|
|
enum rtl_txq {
|
|
/* These definitions shall be consistent with value
|
|
* returned by skb_get_queue_mapping
|
|
*------------------------------------*/
|
|
RTL_TXQ_BK,
|
|
RTL_TXQ_BE,
|
|
RTL_TXQ_VI,
|
|
RTL_TXQ_VO,
|
|
/*------------------------------------*/
|
|
RTL_TXQ_BCN,
|
|
RTL_TXQ_MGT,
|
|
RTL_TXQ_HI,
|
|
|
|
/* Must be last */
|
|
__RTL_TXQ_NUM,
|
|
};
|
|
|
|
struct rtl_ep_map {
|
|
u32 ep_mapping[__RTL_TXQ_NUM];
|
|
};
|
|
|
|
struct _trx_info {
|
|
struct rtl_usb *rtlusb;
|
|
u32 ep_num;
|
|
};
|
|
|
|
static inline void _rtl_install_trx_info(struct rtl_usb *rtlusb,
|
|
struct sk_buff *skb,
|
|
u32 ep_num)
|
|
{
|
|
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
info->rate_driver_data[0] = rtlusb;
|
|
info->rate_driver_data[1] = (void *)(__kernel_size_t)ep_num;
|
|
}
|
|
|
|
|
|
/* Add suspend/resume later */
|
|
enum rtl_usb_state {
|
|
USB_STATE_STOP = 0,
|
|
USB_STATE_START = 1,
|
|
};
|
|
|
|
#define IS_USB_STOP(rtlusb_ptr) (USB_STATE_STOP == (rtlusb_ptr)->state)
|
|
#define IS_USB_START(rtlusb_ptr) (USB_STATE_START == (rtlusb_ptr)->state)
|
|
#define SET_USB_STOP(rtlusb_ptr) \
|
|
do { \
|
|
(rtlusb_ptr)->state = USB_STATE_STOP; \
|
|
} while (0)
|
|
|
|
#define SET_USB_START(rtlusb_ptr) \
|
|
do { \
|
|
(rtlusb_ptr)->state = USB_STATE_START; \
|
|
} while (0)
|
|
|
|
struct rtl_usb {
|
|
struct usb_device *udev;
|
|
struct usb_interface *intf;
|
|
enum rtl_usb_state state;
|
|
|
|
/* Bcn control register setting */
|
|
u32 reg_bcn_ctrl_val;
|
|
/* for 88/92cu card disable */
|
|
u8 disableHWSM;
|
|
/*QOS & EDCA */
|
|
enum acm_method acm_method;
|
|
/* irq . HIMR,HIMR_EX */
|
|
u32 irq_mask[2];
|
|
bool irq_enabled;
|
|
|
|
u16 (*usb_mq_to_hwq)(__le16 fc, u16 mac80211_queue_index);
|
|
|
|
/* Tx */
|
|
u8 out_ep_nums ;
|
|
u8 out_queue_sel;
|
|
struct rtl_ep_map ep_map;
|
|
|
|
u32 max_bulk_out_size;
|
|
u32 tx_submitted_urbs;
|
|
struct sk_buff_head tx_skb_queue[RTL_USB_MAX_EP_NUM];
|
|
|
|
struct usb_anchor tx_pending[RTL_USB_MAX_EP_NUM];
|
|
struct usb_anchor tx_submitted;
|
|
|
|
struct sk_buff *(*usb_tx_aggregate_hdl)(struct ieee80211_hw *,
|
|
struct sk_buff_head *);
|
|
int (*usb_tx_post_hdl)(struct ieee80211_hw *,
|
|
struct urb *, struct sk_buff *);
|
|
void (*usb_tx_cleanup)(struct ieee80211_hw *, struct sk_buff *);
|
|
|
|
/* Rx */
|
|
u8 in_ep_nums;
|
|
u32 in_ep; /* Bulk IN endpoint number */
|
|
u32 rx_max_size; /* Bulk IN max buffer size */
|
|
u32 rx_urb_num; /* How many Bulk INs are submitted to host. */
|
|
struct usb_anchor rx_submitted;
|
|
struct usb_anchor rx_cleanup_urbs;
|
|
struct tasklet_struct rx_work_tasklet;
|
|
struct sk_buff_head rx_queue;
|
|
void (*usb_rx_segregate_hdl)(struct ieee80211_hw *, struct sk_buff *,
|
|
struct sk_buff_head *);
|
|
void (*usb_rx_hdl)(struct ieee80211_hw *, struct sk_buff *);
|
|
};
|
|
|
|
struct rtl_usb_priv {
|
|
struct rtl_usb dev;
|
|
struct rtl_led_ctl ledctl;
|
|
};
|
|
|
|
#define rtl_usbpriv(hw) (((struct rtl_usb_priv *)(rtl_priv(hw))->priv))
|
|
#define rtl_usbdev(usbpriv) (&((usbpriv)->dev))
|
|
|
|
|
|
|
|
int rtl_usb_probe(struct usb_interface *intf,
|
|
const struct usb_device_id *id,
|
|
struct rtl_hal_cfg *rtl92cu_hal_cfg);
|
|
void rtl_usb_disconnect(struct usb_interface *intf);
|
|
int rtl_usb_suspend(struct usb_interface *pusb_intf, pm_message_t message);
|
|
int rtl_usb_resume(struct usb_interface *pusb_intf);
|
|
|
|
#endif
|