svn commit: r300239 - head/sys/dev/ipw
Andriy Voskoboinyk
avos at FreeBSD.org
Thu May 19 22:19:36 UTC 2016
Author: avos
Date: Thu May 19 22:19:35 2016
New Revision: 300239
URL: https://svnweb.freebsd.org/changeset/base/300239
Log:
ipw: switch to ieee80211_add_channel()
- Convert to ieee80211_add_channel().
- Add ic_getradiocaps() method.
Differential Revision: https://reviews.freebsd.org/D6236
Modified:
head/sys/dev/ipw/if_ipw.c
head/sys/dev/ipw/if_ipwvar.h
Modified: head/sys/dev/ipw/if_ipw.c
==============================================================================
--- head/sys/dev/ipw/if_ipw.c Thu May 19 22:14:35 2016 (r300238)
+++ head/sys/dev/ipw/if_ipw.c Thu May 19 22:19:35 2016 (r300239)
@@ -116,6 +116,7 @@ static void ipw_release(struct ipw_softc
static void ipw_media_status(struct ifnet *, struct ifmediareq *);
static int ipw_newstate(struct ieee80211vap *, enum ieee80211_state, int);
static uint16_t ipw_read_prom_word(struct ipw_softc *, uint8_t);
+static uint16_t ipw_read_chanmask(struct ipw_softc *);
static void ipw_rx_cmd_intr(struct ipw_softc *, struct ipw_soft_buf *);
static void ipw_rx_newstate_intr(struct ipw_softc *, struct ipw_soft_buf *);
static void ipw_rx_data_intr(struct ipw_softc *, struct ipw_status *,
@@ -164,6 +165,8 @@ static void ipw_write_mem_1(struct ipw_s
static int ipw_scan(struct ipw_softc *);
static void ipw_scan_start(struct ieee80211com *);
static void ipw_scan_end(struct ieee80211com *);
+static void ipw_getradiocaps(struct ieee80211com *, int, int *,
+ struct ieee80211_channel[]);
static void ipw_set_channel(struct ieee80211com *);
static void ipw_scan_curchan(struct ieee80211_scan_state *,
unsigned long maxdwell);
@@ -221,7 +224,6 @@ ipw_attach(device_t dev)
{
struct ipw_softc *sc = device_get_softc(dev);
struct ieee80211com *ic = &sc->sc_ic;
- struct ieee80211_channel *c;
uint16_t val;
int error, i;
@@ -292,18 +294,9 @@ ipw_attach(device_t dev)
ic->ic_macaddr[4] = val >> 8;
ic->ic_macaddr[5] = val & 0xff;
- /* set supported .11b channels (read from EEPROM) */
- if ((val = ipw_read_prom_word(sc, IPW_EEPROM_CHANNEL_LIST)) == 0)
- val = 0x7ff; /* default to channels 1-11 */
- val <<= 1;
- for (i = 1; i < 16; i++) {
- if (val & (1 << i)) {
- c = &ic->ic_channels[ic->ic_nchans++];
- c->ic_freq = ieee80211_ieee2mhz(i, IEEE80211_CHAN_2GHZ);
- c->ic_flags = IEEE80211_CHAN_B;
- c->ic_ieee = i;
- }
- }
+ sc->chanmask = ipw_read_chanmask(sc);
+ ipw_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans,
+ ic->ic_channels);
/* check support for radio transmitter switch in EEPROM */
if (!(ipw_read_prom_word(sc, IPW_EEPROM_RADIO) & 8))
@@ -312,6 +305,7 @@ ipw_attach(device_t dev)
ieee80211_ifattach(ic);
ic->ic_scan_start = ipw_scan_start;
ic->ic_scan_end = ipw_scan_end;
+ ic->ic_getradiocaps = ipw_getradiocaps;
ic->ic_set_channel = ipw_set_channel;
ic->ic_scan_curchan = ipw_scan_curchan;
ic->ic_scan_mindwell = ipw_scan_mindwell;
@@ -966,6 +960,19 @@ ipw_read_prom_word(struct ipw_softc *sc,
return le16toh(val);
}
+static uint16_t
+ipw_read_chanmask(struct ipw_softc *sc)
+{
+ uint16_t val;
+
+ /* set supported .11b channels (read from EEPROM) */
+ if ((val = ipw_read_prom_word(sc, IPW_EEPROM_CHANNEL_LIST)) == 0)
+ val = 0x7ff; /* default to channels 1-11 */
+ val <<= 1;
+
+ return (val);
+}
+
static void
ipw_rx_cmd_intr(struct ipw_softc *sc, struct ipw_soft_buf *sbuf)
{
@@ -2616,6 +2623,26 @@ ipw_scan_start(struct ieee80211com *ic)
}
static void
+ipw_getradiocaps(struct ieee80211com *ic,
+ int maxchans, int *nchans, struct ieee80211_channel chans[])
+{
+ struct ipw_softc *sc = ic->ic_softc;
+ uint8_t bands[IEEE80211_MODE_BYTES];
+ int i;
+
+ memset(bands, 0, sizeof(bands));
+ setbit(bands, IEEE80211_MODE_11B);
+
+ for (i = 1; i < 16; i++) {
+ if (sc->chanmask & (1 << i)) {
+ ieee80211_add_channel(chans, maxchans, nchans,
+ i, 0, 0, 0, bands);
+ }
+ }
+
+}
+
+static void
ipw_set_channel(struct ieee80211com *ic)
{
struct ipw_softc *sc = ic->ic_softc;
Modified: head/sys/dev/ipw/if_ipwvar.h
==============================================================================
--- head/sys/dev/ipw/if_ipwvar.h Thu May 19 22:14:35 2016 (r300238)
+++ head/sys/dev/ipw/if_ipwvar.h Thu May 19 22:19:35 2016 (r300239)
@@ -157,6 +157,8 @@ struct ipw_softc {
uint32_t rxcur;
int txfree;
+ uint16_t chanmask;
+
struct ipw_rx_radiotap_header sc_rxtap;
struct ipw_tx_radiotap_header sc_txtap;
};
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