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      1 /*
      2  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
      3  * Use is subject to license terms.
      4  */
      5 
      6 /*
      7  * Copyright (c) 2005, 2006
      8  *	Damien Bergamini <damien.bergamini (at) free.fr>
      9  *
     10  * Permission to use, copy, modify, and distribute this software for any
     11  * purpose with or without fee is hereby granted, provided that the above
     12  * copyright notice and this permission notice appear in all copies.
     13  *
     14  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     15  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     16  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     17  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     18  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     19  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     20  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     21  */
     22 #ifndef	_RT2560_VAR_H
     23 #define	_RT2560_VAR_H
     24 
     25 #ifdef __cplusplus
     26 extern "C" {
     27 #endif
     28 
     29 #define	RAL_FLAG_RUNNING	(1<<0)
     30 #define	RAL_FLAG_SUSPENDING	(1<<1)
     31 
     32 #define	RAL_RCR_PROMISC		(1<<0)
     33 #define	RAL_RCR_MULTI		(2<<0)
     34 
     35 #ifndef	DDI_NT_NET_WIFI
     36 #define	DDI_NT_NET_WIFI		"ddi_network:wifi"
     37 #endif
     38 
     39 /*
     40  * Bit flags in the ral_dbg_flags
     41  */
     42 #define	RAL_DBG_MSG		0x000001
     43 #define	RAL_DBG_HW		0x000002
     44 #define	RAL_DBG_DMA		0x000004
     45 #define	RAL_DBG_INTR		0x000008
     46 #define	RAL_DBG_TX		0x000010
     47 #define	RAL_DBG_RX		0x000020
     48 #define	RAL_DBG_CHAN		0x000040
     49 #define	RAL_DBG_IOCTL		0x000080
     50 #define	RAL_DBG_MGMT		0x000100
     51 #define	RAL_DBG_STAT		0x000200
     52 #define	RAL_DBG_GLD		0x000400
     53 #define	RAL_DBG_80211		0x000800
     54 #define	RAL_DBG_STATE		0x001000
     55 #define	RAL_DBG_RXPACKET	0x002000
     56 #define	RAL_DBG_TXPACKET	0x004000
     57 #define	RAL_DBG_SUSPEND		0x008000
     58 #define	RAL_DBG_ALL		0x00ffff
     59 
     60 #define	RT2560_RX_RADIOTAP_PRESENT					\
     61 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
     62 	(1 << IEEE80211_RADIOTAP_FLAGS) |				\
     63 	(1 << IEEE80211_RADIOTAP_RATE) |				\
     64 	(1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     65 	(1 << IEEE80211_RADIOTAP_ANTENNA) |				\
     66 	(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
     67 
     68 #define	RT2560_TX_RADIOTAP_PRESENT					\
     69 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
     70 	(1 << IEEE80211_RADIOTAP_RATE) |				\
     71 	(1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     72 	(1 << IEEE80211_RADIOTAP_ANTENNA))
     73 
     74 struct dma_region {
     75 	ddi_dma_handle_t	dr_hnd;
     76 	ddi_acc_handle_t	dr_acc;
     77 	ddi_dma_cookie_t	dr_cookie;
     78 	uint_t			dr_ccnt;
     79 	uint32_t		dr_pbase;
     80 	caddr_t			dr_base;
     81 	size_t			dr_size;
     82 };
     83 
     84 struct rt2560_tx_data {
     85 	caddr_t			buf;
     86 	struct ieee80211_node	*ni;
     87 	struct ral_rssdesc	id;
     88 };
     89 
     90 /*
     91  * physaddr = dr_desc.dr_pbase
     92  * desc = dr_desc.dr_base, desc[i].physaddr = dr_txbuf[i].dr_pbase
     93  * data[i]->buf = dr_txbuf[i].dr_bas
     94  */
     95 struct rt2560_tx_ring {
     96 	uint32_t		physaddr;
     97 	struct rt2560_tx_desc	*desc;
     98 	struct rt2560_tx_data	*data;
     99 
    100 	struct dma_region	dr_desc;
    101 	struct dma_region	*dr_txbuf;
    102 
    103 	int			count;
    104 	int			queued;
    105 	int			cur;
    106 	int			next;
    107 	int			cur_encrypt;
    108 	int			next_encrypt;
    109 	kmutex_t		tx_lock;
    110 };
    111 
    112 struct rt2560_rx_data {
    113 	caddr_t			buf;
    114 	int			drop;
    115 };
    116 
    117 struct rt2560_rx_ring {
    118 	uint32_t		physaddr;
    119 	struct rt2560_rx_desc	*desc;
    120 	struct rt2560_rx_data	*data;
    121 
    122 	struct dma_region	dr_desc;
    123 	struct dma_region	*dr_rxbuf;
    124 
    125 	int			count;
    126 	int			cur;
    127 	int			next;
    128 	int			cur_decrypt;
    129 	kmutex_t		rx_lock;
    130 };
    131 
    132 struct rt2560_node {
    133 	struct ieee80211_node	ni;
    134 	struct ral_rssadapt	rssadapt;
    135 };
    136 
    137 struct rt2560_softc {
    138 	struct ieee80211com	sc_ic;
    139 	dev_info_t		*sc_dev;
    140 
    141 	/* ddi i/o handler */
    142 	ddi_acc_handle_t	sc_ioh;
    143 	caddr_t			sc_rbase;
    144 
    145 	/* interrupt */
    146 	ddi_iblock_cookie_t	sc_iblock;
    147 
    148 	kmutex_t		sc_genlock;
    149 
    150 	timeout_id_t		sc_scan_id;
    151 	timeout_id_t		sc_rssadapt_id;
    152 
    153 	enum ieee80211_state	sc_ostate;
    154 	timeout_id_t		sc_state_id;
    155 
    156 	int			sc_tx_timer;
    157 
    158 	uint32_t		asic_rev;
    159 	uint32_t		eeprom_rev;
    160 	uint8_t			rf_rev;
    161 
    162 	struct rt2560_tx_ring	txq;
    163 	struct rt2560_tx_ring	prioq;
    164 	struct rt2560_rx_ring	rxq;
    165 
    166 	uint32_t		sc_need_sched;
    167 	uint32_t		sc_flags;
    168 	uint32_t		sc_rcr;		/* RAL RCR */
    169 
    170 	uint16_t		sc_cachelsz;
    171 	ddi_softintr_t		sc_softint_id;
    172 
    173 	uint32_t		sc_rx_pend;
    174 
    175 	uint32_t		rf_regs[4];
    176 	uint8_t			txpow[14];
    177 
    178 	struct {
    179 		uint8_t	reg;
    180 		uint8_t	val;
    181 	}			bbp_prom[16];
    182 
    183 	int			led_mode;
    184 	int			hw_radio;
    185 	int			rx_ant;
    186 	int			tx_ant;
    187 	int			nb_ant;
    188 
    189 	int			dwelltime;
    190 
    191 	/* kstats */
    192 	uint32_t		sc_tx_nobuf;
    193 	uint32_t		sc_rx_nobuf;
    194 	uint32_t		sc_tx_err;
    195 	uint32_t		sc_rx_err;
    196 	uint32_t		sc_tx_retries;
    197 
    198 	int			(*sc_newstate)(struct ieee80211com *,
    199 				    enum ieee80211_state, int);
    200 };
    201 
    202 #define	RAL_IS_RUNNING(_sc)	(((_sc)->sc_flags & RAL_FLAG_RUNNING) && \
    203 	!((_sc)->sc_flags & RAL_FLAG_SUSPENDING))
    204 #define	RAL_IS_INITED(_sc)	((_sc)->sc_flags & RAL_FLAG_RUNNING)
    205 #define	RAL_LOCK(sc)		mutex_enter(&(sc)->sc_genlock)
    206 #define	RAL_UNLOCK(sc)		mutex_exit(&(sc)->sc_genlock)
    207 
    208 #define	MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
    209 #define	MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
    210 
    211 #ifdef __cplusplus
    212 }
    213 #endif
    214 
    215 #endif /* _RT2560_VAR_H */
    216