210 lines
5.4 KiB
C
210 lines
5.4 KiB
C
/*-
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* Copyright (c) 2007 Damien Bergamini <damien.bergamini@free.fr>
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* Copyright (c) 2012 Bernhard Schmidt <bschmidt@FreeBSD.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $OpenBSD: rt2860var.h,v 1.20 2010/09/07 16:21:42 deraadt Exp $
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*/
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#define RT2860_TX_RING_COUNT 64
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#define RT2860_RX_RING_COUNT 128
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#define RT2860_TX_POOL_COUNT (RT2860_TX_RING_COUNT * 2)
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#define RT2860_MAX_SCATTER ((RT2860_TX_RING_COUNT * 2) - 1)
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/* HW supports up to 255 STAs */
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#define RT2860_WCID_MAX 254
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#define RT2860_AID2WCID(aid) ((aid) & 0xff)
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struct rt2860_rx_radiotap_header {
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struct ieee80211_radiotap_header wr_ihdr;
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uint64_t wr_tsf;
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uint8_t wr_flags;
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uint8_t wr_rate;
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uint16_t wr_chan_freq;
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uint16_t wr_chan_flags;
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uint8_t wr_antenna;
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int8_t wr_antsignal;
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int8_t wr_antnoise;
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} __packed __aligned(8);
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#define RT2860_RX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_TSFT) | \
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(1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_RATE) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL) | \
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(1 << IEEE80211_RADIOTAP_ANTENNA) | \
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(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
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(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
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struct rt2860_tx_radiotap_header {
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struct ieee80211_radiotap_header wt_ihdr;
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uint8_t wt_flags;
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uint8_t wt_rate;
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uint16_t wt_chan_freq;
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uint16_t wt_chan_flags;
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} __packed;
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#define RT2860_TX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_RATE) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL))
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struct rt2860_tx_data {
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struct rt2860_txwi *txwi;
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struct mbuf *m;
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struct ieee80211_node *ni;
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bus_dmamap_t map;
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bus_addr_t paddr;
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SLIST_ENTRY(rt2860_tx_data) next;
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};
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struct rt2860_tx_ring {
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struct rt2860_txd *txd;
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bus_addr_t paddr;
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bus_dma_tag_t desc_dmat;
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bus_dmamap_t desc_map;
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bus_dma_segment_t seg;
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struct rt2860_tx_data *data[RT2860_TX_RING_COUNT];
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int cur;
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int next;
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int queued;
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};
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struct rt2860_rx_data {
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struct mbuf *m;
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bus_dmamap_t map;
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};
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struct rt2860_rx_ring {
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struct rt2860_rxd *rxd;
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bus_addr_t paddr;
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bus_dma_tag_t desc_dmat;
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bus_dmamap_t desc_map;
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bus_dma_tag_t data_dmat;
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bus_dma_segment_t seg;
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unsigned int cur; /* must be unsigned */
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struct rt2860_rx_data data[RT2860_RX_RING_COUNT];
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};
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struct rt2860_node {
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struct ieee80211_node ni;
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uint8_t wcid;
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uint8_t ridx[IEEE80211_RATE_MAXSIZE];
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uint8_t ctl_ridx[IEEE80211_RATE_MAXSIZE];
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};
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struct rt2860_vap {
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struct ieee80211vap ral_vap;
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int (*ral_newstate)(struct ieee80211vap *,
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enum ieee80211_state, int);
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};
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#define RT2860_VAP(vap) ((struct rt2860_vap *)(vap))
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struct rt2860_softc {
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struct ieee80211com sc_ic;
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struct ieee80211_ratectl_tx_status sc_txs;
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struct mbufq sc_snd;
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struct mtx sc_mtx;
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device_t sc_dev;
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bus_space_tag_t sc_st;
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bus_space_handle_t sc_sh;
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struct callout watchdog_ch;
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int sc_invalid;
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int sc_debug;
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/*
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* The same in both up to here
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* ------------------------------------------------
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*/
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uint16_t (*sc_srom_read)(struct rt2860_softc *,
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uint16_t);
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void (*sc_node_free)(struct ieee80211_node *);
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int sc_flags;
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#define RT2860_ENABLED (1 << 0)
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#define RT2860_ADVANCED_PS (1 << 1)
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#define RT2860_PCIE (1 << 2)
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#define RT2860_RUNNING (1 << 3)
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struct ieee80211_node *wcid2ni[RT2860_WCID_MAX + 1];
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struct rt2860_tx_ring txq[6];
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struct rt2860_rx_ring rxq;
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SLIST_HEAD(, rt2860_tx_data) data_pool;
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struct rt2860_tx_data data[RT2860_TX_POOL_COUNT];
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bus_dma_tag_t txwi_dmat;
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bus_dmamap_t txwi_map;
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bus_dma_segment_t txwi_seg;
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caddr_t txwi_vaddr;
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int sc_tx_timer;
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int mgtqid;
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uint8_t qfullmsk;
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uint16_t mac_ver;
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uint16_t mac_rev;
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uint16_t rf_rev;
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uint8_t freq;
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uint8_t ntxchains;
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uint8_t nrxchains;
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uint8_t pslevel;
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int8_t txpow1[54];
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int8_t txpow2[54];
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int8_t rssi_2ghz[3];
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int8_t rssi_5ghz[3];
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uint8_t lna[4];
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uint8_t rf24_20mhz;
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uint8_t rf24_40mhz;
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uint8_t patch_dac;
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uint8_t rfswitch;
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uint8_t ext_2ghz_lna;
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uint8_t ext_5ghz_lna;
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uint8_t calib_2ghz;
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uint8_t calib_5ghz;
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uint8_t txmixgain_2ghz;
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uint8_t txmixgain_5ghz;
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uint8_t tssi_2ghz[9];
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uint8_t tssi_5ghz[9];
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uint8_t step_2ghz;
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uint8_t step_5ghz;
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struct {
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uint8_t reg;
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uint8_t val;
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} bbp[8], rf[10];
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uint8_t leds;
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uint16_t led[3];
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uint32_t txpow20mhz[5];
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uint32_t txpow40mhz_2ghz[5];
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uint32_t txpow40mhz_5ghz[5];
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struct rt2860_rx_radiotap_header sc_rxtap;
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struct rt2860_tx_radiotap_header sc_txtap;
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};
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int rt2860_attach(device_t, int);
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int rt2860_detach(void *);
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void rt2860_shutdown(void *);
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void rt2860_suspend(void *);
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void rt2860_resume(void *);
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void rt2860_intr(void *);
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#define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
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#define RAL_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)
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#define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
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