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author | Andriy Voskoboinyk <avos@FreeBSD.org> | 2018-03-16 00:09:16 +0000 |
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committer | Andriy Voskoboinyk <avos@FreeBSD.org> | 2018-03-16 00:09:16 +0000 |
commit | 2757acf673e3e3bb6bead4d7be601c6e3da252b0 (patch) | |
tree | 3c971c38e64516f8bbb13eb889dbc1e54630a8f4 /sys/dev/usb/wlan/if_urtw.c | |
parent | 2a440d19c11d84144ce20a4c2a49504232e201f7 (diff) | |
download | src-2757acf673e3e3bb6bead4d7be601c6e3da252b0.tar.gz src-2757acf673e3e3bb6bead4d7be601c6e3da252b0.zip |
urtw(4): provide names for some commonly used rate indices + drop
now-unused urtw_rate2rtl()
Notes
Notes:
svn path=/head/; revision=331041
Diffstat (limited to 'sys/dev/usb/wlan/if_urtw.c')
-rw-r--r-- | sys/dev/usb/wlan/if_urtw.c | 33 |
1 files changed, 12 insertions, 21 deletions
diff --git a/sys/dev/usb/wlan/if_urtw.c b/sys/dev/usb/wlan/if_urtw.c index f12297167ac9..140048ed1647 100644 --- a/sys/dev/usb/wlan/if_urtw.c +++ b/sys/dev/usb/wlan/if_urtw.c @@ -65,6 +65,12 @@ __FBSDID("$FreeBSD$"); #include <dev/usb/wlan/if_urtwreg.h> #include <dev/usb/wlan/if_urtwvar.h> +/* copy some rate indices from if_rtwn_ridx.h */ +#define URTW_RIDX_CCK5 2 +#define URTW_RIDX_CCK11 3 +#define URTW_RIDX_OFDM6 4 +#define URTW_RIDX_OFDM24 8 + static SYSCTL_NODE(_hw_usb, OID_AUTO, urtw, CTLFLAG_RW, 0, "USB Realtek 8187L"); #ifdef URTW_DEBUG int urtw_debug = 0; @@ -682,7 +688,6 @@ static void urtw_ledtask(void *, int); static void urtw_watchdog(void *); static void urtw_set_multi(void *); static int urtw_isbmode(uint16_t); -static uint16_t urtw_rate2rtl(uint32_t); static uint16_t urtw_rtl2rate(uint32_t); static usb_error_t urtw_set_rate(struct urtw_softc *); static usb_error_t urtw_update_msr(struct urtw_softc *); @@ -866,7 +871,7 @@ urtw_attach(device_t dev) sc->sc_rts_retry = URTW_DEFAULT_RTS_RETRY; sc->sc_tx_retry = URTW_DEFAULT_TX_RETRY; - sc->sc_currate = 3; + sc->sc_currate = URTW_RIDX_CCK11; sc->sc_preamble_mode = urtw_preamble_mode; ic->ic_softc = sc; @@ -1766,8 +1771,7 @@ urtw_tx_start(struct urtw_softc *sc, struct ieee80211_node *ni, struct mbuf *m0, flags |= URTW_TX_FLAG_CTS; if (rtsenable) { flags |= URTW_TX_FLAG_RTS; - flags |= (urtw_rate2rtl(11) & 0xf) << - URTW_TX_FLAG_RTSRATE_SHIFT; + flags |= URTW_RIDX_CCK5 << URTW_TX_FLAG_RTSRATE_SHIFT; tx->rtsdur = rtsdur; } tx->flag = htole32(flags); @@ -1788,7 +1792,7 @@ urtw_tx_start(struct urtw_softc *sc, struct ieee80211_node *ni, struct mbuf *m0, flags |= URTW_TX_FLAG_RTS; tx->rtsdur = rtsdur; } - flags |= (urtw_rate2rtl(11) & 0xf) << URTW_TX_FLAG_RTSRATE_SHIFT; + flags |= URTW_RIDX_CCK5 << URTW_TX_FLAG_RTSRATE_SHIFT; tx->flag = htole32(flags); tx->retry = 3; /* CW minimum */ tx->retry |= 7 << 4; /* CW maximum */ @@ -1908,9 +1912,9 @@ urtw_set_rate(struct urtw_softc *sc) uint16_t data; usb_error_t error; - basic_rate = urtw_rate2rtl(48); - min_rr_rate = urtw_rate2rtl(12); - max_rr_rate = urtw_rate2rtl(48); + basic_rate = URTW_RIDX_OFDM24; + min_rr_rate = URTW_RIDX_OFDM6; + max_rr_rate = URTW_RIDX_OFDM24; urtw_write8_m(sc, URTW_RESP_RATE, max_rr_rate << URTW_RESP_MAX_RATE_SHIFT | @@ -1928,19 +1932,6 @@ fail: } static uint16_t -urtw_rate2rtl(uint32_t rate) -{ - unsigned int i; - - for (i = 0; i < nitems(urtw_ratetable); i++) { - if (rate == urtw_ratetable[i].reg) - return urtw_ratetable[i].val; - } - - return (3); -} - -static uint16_t urtw_rtl2rate(uint32_t rate) { unsigned int i; |