/****************************************************************************** * * Copyright(c) 2009-2010 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. * * Larry Finger <Larry.Finger@lwfinger.net> * *****************************************************************************/ #ifndef __RTL92CU_TRX_H__ #define __RTL92CU_TRX_H__ #define RTL92C_USB_BULK_IN_NUM 1 #define RTL92C_NUM_RX_URBS 8 #define RTL92C_NUM_TX_URBS 32 #define RTL92C_SIZE_MAX_RX_BUFFER 15360 /* 8192 */ #define RX_DRV_INFO_SIZE_UNIT 8 #define RTL_AGG_ON 1 enum usb_rx_agg_mode { USB_RX_AGG_DISABLE, USB_RX_AGG_DMA, USB_RX_AGG_USB, USB_RX_AGG_DMA_USB }; #define TX_SELE_HQ BIT(0) /* High Queue */ #define TX_SELE_LQ BIT(1) /* Low Queue */ #define TX_SELE_NQ BIT(2) /* Normal Queue */ #define RTL_USB_TX_AGG_NUM_DESC 5 #define RTL_USB_RX_AGG_PAGE_NUM 4 #define RTL_USB_RX_AGG_PAGE_TIMEOUT 3 #define RTL_USB_RX_AGG_BLOCK_NUM 5 #define RTL_USB_RX_AGG_BLOCK_TIMEOUT 3 /*======================== rx status =========================================*/ struct rx_drv_info_92c { /* * Driver info contain PHY status and other variabel size info * PHY Status content as below */ /* DWORD 0 */ u8 gain_trsw[4]; /* DWORD 1 */ u8 pwdb_all; u8 cfosho[4]; /* DWORD 2 */ u8 cfotail[4]; /* DWORD 3 */ s8 rxevm[2]; s8 rxsnr[4]; /* DWORD 4 */ u8 pdsnr[2]; /* DWORD 5 */ u8 csi_current[2]; u8 csi_target[2]; /* DWORD 6 */ u8 sigevm; u8 max_ex_pwr; u8 ex_intf_flag:1; u8 sgi_en:1; u8 rxsc:2; u8 reserve:4; } __packed; /* Define a macro that takes a le32 word, converts it to host ordering, * right shifts by a specified count, creates a mask of the specified * bit count, and extracts that number of bits. */ #define SHIFT_AND_MASK_LE(__pdesc, __shift, __bits) \ ((le32_to_cpu(*(((__le32 *)(__pdesc)))) >> (__shift)) & \ BIT_LEN_MASK_32(__bits)) /* Define a macro that clears a bit field in an le32 word and * sets the specified value into that bit field. The resulting * value remains in le32 ordering; however, it is properly converted * to host ordering for the clear and set operations before conversion * back to le32. */ #define SET_BITS_OFFSET_LE(__pdesc, __shift, __len, __val) \ (*(__le32 *)(__pdesc) = \ (cpu_to_le32((le32_to_cpu(*((__le32 *)(__pdesc))) & \ (~(BIT_OFFSET_LEN_MASK_32((__shift), __len)))) | \ (((u32)(__val) & BIT_LEN_MASK_32(__len)) << (__shift))))); /* macros to read various fields in RX descriptor */ /* DWORD 0 */ #define GET_RX_DESC_PKT_LEN(__rxdesc) \ SHIFT_AND_MASK_LE((__rxdesc), 0, 14) #define GET_RX_DESC_CRC32(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 14, 1) #define GET_RX_DESC_ICV(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 15, 1) #define GET_RX_DESC_DRVINFO_SIZE(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 16, 4) #define GET_RX_DESC_SECURITY(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 20, 3) #define GET_RX_DESC_QOS(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 23, 1) #define GET_RX_DESC_SHIFT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 24, 2) #define GET_RX_DESC_PHY_STATUS(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 26, 1) #define GET_RX_DESC_SWDEC(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 27, 1) #define GET_RX_DESC_LAST_SEG(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 28, 1) #define GET_RX_DESC_FIRST_SEG(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 29, 1) #define GET_RX_DESC_EOR(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 30, 1) #define GET_RX_DESC_OWN(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc, 31, 1) /* DWORD 1 */ #define GET_RX_DESC_MACID(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 0, 5) #define GET_RX_DESC_TID(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 5, 4) #define GET_RX_DESC_PAGGR(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 14, 1) #define GET_RX_DESC_FAGGR(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 15, 1) #define GET_RX_DESC_A1_FIT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 16, 4) #define GET_RX_DESC_A2_FIT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 20, 4) #define GET_RX_DESC_PAM(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 24, 1) #define GET_RX_DESC_PWR(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 25, 1) #define GET_RX_DESC_MORE_DATA(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 26, 1) #define GET_RX_DESC_MORE_FRAG(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 27, 1) #define GET_RX_DESC_TYPE(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 28, 2) #define GET_RX_DESC_MC(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 30, 1) #define GET_RX_DESC_BC(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+4, 31, 1) /* DWORD 2 */ #define GET_RX_DESC_SEQ(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+8, 0, 12) #define GET_RX_DESC_FRAG(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+8, 12, 4) #define GET_RX_DESC_USB_AGG_PKTNUM(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+8, 16, 8) #define GET_RX_DESC_NEXT_IND(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+8, 30, 1) /* DWORD 3 */ #define GET_RX_DESC_RX_MCS(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 0, 6) #define GET_RX_DESC_RX_HT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 6, 1) #define GET_RX_DESC_AMSDU(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 7, 1) #define GET_RX_DESC_SPLCP(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 8, 1) #define GET_RX_DESC_BW(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 9, 1) #define GET_RX_DESC_HTC(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 10, 1) #define GET_RX_DESC_TCP_CHK_RPT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 11, 1) #define GET_RX_DESC_IP_CHK_RPT(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 12, 1) #define GET_RX_DESC_TCP_CHK_VALID(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 13, 1) #define GET_RX_DESC_HWPC_ERR(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 14, 1) #define GET_RX_DESC_HWPC_IND(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 15, 1) #define GET_RX_DESC_IV0(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+12, 16, 16) /* DWORD 4 */ #define GET_RX_DESC_IV1(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+16, 0, 32) /* DWORD 5 */ #define GET_RX_DESC_TSFL(__rxdesc) \ SHIFT_AND_MASK_LE(__rxdesc+20, 0, 32) /*======================= tx desc ============================================*/ /* macros to set various fields in TX descriptor */ /* Dword 0 */ #define SET_TX_DESC_PKT_SIZE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 0, 16, __value) #define SET_TX_DESC_OFFSET(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 16, 8, __value) #define SET_TX_DESC_BMC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 24, 1, __value) #define SET_TX_DESC_HTC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 25, 1, __value) #define SET_TX_DESC_LAST_SEG(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 26, 1, __value) #define SET_TX_DESC_FIRST_SEG(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 27, 1, __value) #define SET_TX_DESC_LINIP(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 28, 1, __value) #define SET_TX_DESC_NO_ACM(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 29, 1, __value) #define SET_TX_DESC_GF(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 30, 1, __value) #define SET_TX_DESC_OWN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc, 31, 1, __value) /* Dword 1 */ #define SET_TX_DESC_MACID(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 0, 5, __value) #define SET_TX_DESC_AGG_ENABLE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 5, 1, __value) #define SET_TX_DESC_AGG_BREAK(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 6, 1, __value) #define SET_TX_DESC_RDG_ENABLE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 7, 1, __value) #define SET_TX_DESC_QUEUE_SEL(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 8, 5, __value) #define SET_TX_DESC_RDG_NAV_EXT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 13, 1, __value) #define SET_TX_DESC_LSIG_TXOP_EN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 14, 1, __value) #define SET_TX_DESC_PIFS(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 15, 1, __value) #define SET_TX_DESC_RATE_ID(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 16, 4, __value) #define SET_TX_DESC_RA_BRSR_ID(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 16, 4, __value) #define SET_TX_DESC_NAV_USE_HDR(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 20, 1, __value) #define SET_TX_DESC_EN_DESC_ID(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 21, 1, __value) #define SET_TX_DESC_SEC_TYPE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 22, 2, __value) #define SET_TX_DESC_PKT_OFFSET(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+4, 26, 5, __value) /* Dword 2 */ #define SET_TX_DESC_RTS_RC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 0, 6, __value) #define SET_TX_DESC_DATA_RC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 6, 6, __value) #define SET_TX_DESC_BAR_RTY_TH(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 14, 2, __value) #define SET_TX_DESC_MORE_FRAG(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 17, 1, __value) #define SET_TX_DESC_RAW(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 18, 1, __value) #define SET_TX_DESC_CCX(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 19, 1, __value) #define SET_TX_DESC_AMPDU_DENSITY(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 20, 3, __value) #define SET_TX_DESC_ANTSEL_A(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 24, 1, __value) #define SET_TX_DESC_ANTSEL_B(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 25, 1, __value) #define SET_TX_DESC_TX_ANT_CCK(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 26, 2, __value) #define SET_TX_DESC_TX_ANTL(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 28, 2, __value) #define SET_TX_DESC_TX_ANT_HT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+8, 30, 2, __value) /* Dword 3 */ #define SET_TX_DESC_NEXT_HEAP_PAGE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+12, 0, 8, __value) #define SET_TX_DESC_TAIL_PAGE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+12, 8, 8, __value) #define SET_TX_DESC_SEQ(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+12, 16, 12, __value) #define SET_TX_DESC_PKT_ID(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+12, 28, 4, __value) /* Dword 4 */ #define SET_TX_DESC_RTS_RATE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 0, 5, __value) #define SET_TX_DESC_AP_DCFE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 5, 1, __value) #define SET_TX_DESC_QOS(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 6, 1, __value) #define SET_TX_DESC_HWSEQ_EN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 7, 1, __value) #define SET_TX_DESC_USE_RATE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 8, 1, __value) #define SET_TX_DESC_DISABLE_RTS_FB(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 9, 1, __value) #define SET_TX_DESC_DISABLE_FB(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 10, 1, __value) #define SET_TX_DESC_CTS2SELF(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 11, 1, __value) #define SET_TX_DESC_RTS_ENABLE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 12, 1, __value) #define SET_TX_DESC_HW_RTS_ENABLE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 13, 1, __value) #define SET_TX_DESC_WAIT_DCTS(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 18, 1, __value) #define SET_TX_DESC_CTS2AP_EN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 19, 1, __value) #define SET_TX_DESC_DATA_SC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 20, 2, __value) #define SET_TX_DESC_DATA_STBC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 22, 2, __value) #define SET_TX_DESC_DATA_SHORT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 24, 1, __value) #define SET_TX_DESC_DATA_BW(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 25, 1, __value) #define SET_TX_DESC_RTS_SHORT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 26, 1, __value) #define SET_TX_DESC_RTS_BW(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 27, 1, __value) #define SET_TX_DESC_RTS_SC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 28, 2, __value) #define SET_TX_DESC_RTS_STBC(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+16, 30, 2, __value) /* Dword 5 */ #define SET_TX_DESC_TX_RATE(__pdesc, __val) \ SET_BITS_OFFSET_LE(__pdesc+20, 0, 6, __val) #define SET_TX_DESC_DATA_SHORTGI(__pdesc, __val) \ SET_BITS_OFFSET_LE(__pdesc+20, 6, 1, __val) #define SET_TX_DESC_CCX_TAG(__pdesc, __val) \ SET_BITS_OFFSET_LE(__pdesc+20, 7, 1, __val) #define SET_TX_DESC_DATA_RATE_FB_LIMIT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+20, 8, 5, __value) #define SET_TX_DESC_RTS_RATE_FB_LIMIT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+20, 13, 4, __value) #define SET_TX_DESC_RETRY_LIMIT_ENABLE(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+20, 17, 1, __value) #define SET_TX_DESC_DATA_RETRY_LIMIT(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+20, 18, 6, __value) #define SET_TX_DESC_USB_TXAGG_NUM(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+20, 24, 8, __value) /* Dword 6 */ #define SET_TX_DESC_TXAGC_A(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 0, 5, __value) #define SET_TX_DESC_TXAGC_B(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 5, 5, __value) #define SET_TX_DESC_USB_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 10, 1, __value) #define SET_TX_DESC_MAX_AGG_NUM(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 11, 5, __value) #define SET_TX_DESC_MCSG1_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 16, 4, __value) #define SET_TX_DESC_MCSG2_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 20, 4, __value) #define SET_TX_DESC_MCSG3_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 24, 4, __value) #define SET_TX_DESC_MCSG7_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+24, 28, 4, __value) /* Dword 7 */ #define SET_TX_DESC_TX_DESC_CHECKSUM(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+28, 0, 16, __value) #define SET_TX_DESC_MCSG4_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+28, 16, 4, __value) #define SET_TX_DESC_MCSG5_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+28, 20, 4, __value) #define SET_TX_DESC_MCSG6_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+28, 24, 4, __value) #define SET_TX_DESC_MCSG15_MAX_LEN(__txdesc, __value) \ SET_BITS_OFFSET_LE(__txdesc+28, 28, 4, __value) int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw); u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index); bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats, struct ieee80211_rx_status *rx_status, u8 *p_desc, struct sk_buff *skb); void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb); void rtl8192c_rx_segregate_hdl(struct ieee80211_hw *, struct sk_buff *, struct sk_buff_head *); void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb); int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb, struct sk_buff *skb); struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *, struct sk_buff_head *); void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, u8 *pdesc_tx, struct ieee80211_tx_info *info, struct sk_buff *skb, u8 queue_index, struct rtl_tcb_desc *tcb_desc); void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc, u32 buffer_len, bool bIsPsPoll); void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc, bool b_firstseg, bool b_lastseg, struct sk_buff *skb); bool rtl92cu_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb); #endif