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authorAlwin Beukers <alwin@broadcom.com>2011-10-12 20:51:25 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-10-14 14:48:18 -0400
commitf53b170f465d52546c33faa962c3d2609a6bf5b3 (patch)
treee579a547aa62831b3ddfd51333e5b485590cc2cf /drivers
parenta718e2fed1a31239922d06d7877fc3436eb05288 (diff)
brcm80211: removed unused functions
Removed brcmu_bitcount, brcmu_mhz2channel, brcmu_chspec_ctlchan. Reported-by: Johannes Berg <johannes@sipsolutions.net> Reviewed-by: Roland Vossen <rvossen@broadcom.com> Reviewed-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/stf.c2
-rw-r--r--drivers/net/wireless/brcm80211/brcmutil/utils.c14
-rw-r--r--drivers/net/wireless/brcm80211/brcmutil/wifi.c93
-rw-r--r--drivers/net/wireless/brcm80211/include/brcmu_utils.h1
-rw-r--r--drivers/net/wireless/brcm80211/include/brcmu_wifi.h28
5 files changed, 0 insertions, 138 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/stf.c b/drivers/net/wireless/brcm80211/brcmsmac/stf.c
index f1bd1bf5485..d8f528eb180 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/stf.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/stf.c
@@ -30,8 +30,6 @@
#define BRCMS_STF_SS_STBC_RX(wlc) (BRCMS_ISNPHY(wlc->band) && \
NREV_GT(wlc->band->phyrev, 3) && NREV_LE(wlc->band->phyrev, 6))
-#define BRCMS_BITSCNT(x) brcmu_bitcount((u8 *)&(x), sizeof(u8))
-
#define NSTS_1 1
#define NSTS_2 2
#define NSTS_3 3
diff --git a/drivers/net/wireless/brcm80211/brcmutil/utils.c b/drivers/net/wireless/brcm80211/brcmutil/utils.c
index 62bcc71eadf..0bb104f784f 100644
--- a/drivers/net/wireless/brcm80211/brcmutil/utils.c
+++ b/drivers/net/wireless/brcm80211/brcmutil/utils.c
@@ -584,17 +584,3 @@ u8 brcmu_mw_to_qdbm(u16 mw)
}
EXPORT_SYMBOL(brcmu_mw_to_qdbm);
-uint brcmu_bitcount(u8 *bitmap, uint length)
-{
- uint bitcount = 0, i;
- u8 tmp;
- for (i = 0; i < length; i++) {
- tmp = bitmap[i];
- while (tmp) {
- bitcount++;
- tmp &= (tmp - 1);
- }
- }
- return bitcount;
-}
-EXPORT_SYMBOL(brcmu_bitcount);
diff --git a/drivers/net/wireless/brcm80211/brcmutil/wifi.c b/drivers/net/wireless/brcm80211/brcmutil/wifi.c
index 509e25c9c86..e8d3bf240b2 100644
--- a/drivers/net/wireless/brcm80211/brcmutil/wifi.c
+++ b/drivers/net/wireless/brcm80211/brcmutil/wifi.c
@@ -41,96 +41,3 @@ bool brcmu_chspec_malformed(u16 chanspec)
return false;
}
EXPORT_SYMBOL(brcmu_chspec_malformed);
-
-/*
- * This function returns the channel number that control traffic is being sent
- * on, for legacy channels this is just the channel number, for 40MHZ channels
- * it is the upper or lower 20MHZ sideband depending on the chanspec selected.
- */
-u8 brcmu_chspec_ctlchan(u16 chspec)
-{
- u8 ctl_chan;
-
- /* Is there a sideband ? */
- if (CHSPEC_CTL_SB(chspec) == WL_CHANSPEC_CTL_SB_NONE) {
- return CHSPEC_CHANNEL(chspec);
- } else {
- /*
- * we only support 40MHZ with sidebands. chanspec channel holds
- * the centre frequency, use that and the side band information
- * to reconstruct the control channel number
- */
- if (CHSPEC_CTL_SB(chspec) == WL_CHANSPEC_CTL_SB_UPPER)
- /*
- * control chan is the upper 20 MHZ SB of the
- * 40MHZ channel
- */
- ctl_chan = upper_20_sb(CHSPEC_CHANNEL(chspec));
- else
- /*
- * control chan is the lower 20 MHZ SB of the
- * 40MHZ channel
- */
- ctl_chan = lower_20_sb(CHSPEC_CHANNEL(chspec));
- }
-
- return ctl_chan;
-}
-EXPORT_SYMBOL(brcmu_chspec_ctlchan);
-
-/*
- * Return the channel number for a given frequency and base frequency.
- * The returned channel number is relative to the given base frequency.
- * If the given base frequency is zero, a base frequency of 5 GHz is assumed for
- * frequencies from 5 - 6 GHz, and 2.407 GHz is assumed for 2.4 - 2.5 GHz.
- *
- * Frequency is specified in MHz.
- * The base frequency is specified as (start_factor * 500 kHz).
- * Constants WF_CHAN_FACTOR_2_4_G, WF_CHAN_FACTOR_5_G are defined for
- * 2.4 GHz and 5 GHz bands.
- *
- * The returned channel will be in the range [1, 14] in the 2.4 GHz band
- * and [0, 200] otherwise.
- * -1 is returned if the start_factor is WF_CHAN_FACTOR_2_4_G and the
- * frequency is not a 2.4 GHz channel, or if the frequency is not and even
- * multiple of 5 MHz from the base frequency to the base plus 1 GHz.
- *
- * Reference 802.11 REVma, section 17.3.8.3, and 802.11B section 18.4.6.2
- */
-int brcmu_mhz2channel(uint freq, uint start_factor)
-{
- int ch = -1;
- uint base;
- int offset;
-
- /* take the default channel start frequency */
- if (start_factor == 0) {
- if (freq >= 2400 && freq <= 2500)
- start_factor = WF_CHAN_FACTOR_2_4_G;
- else if (freq >= 5000 && freq <= 6000)
- start_factor = WF_CHAN_FACTOR_5_G;
- }
-
- if (freq == 2484 && start_factor == WF_CHAN_FACTOR_2_4_G)
- return 14;
-
- base = start_factor / 2;
-
- /* check that the frequency is in 1GHz range of the base */
- if ((freq < base) || (freq > base + 1000))
- return -1;
-
- offset = freq - base;
- ch = offset / 5;
-
- /* check that frequency is a 5MHz multiple from the base */
- if (offset != (ch * 5))
- return -1;
-
- /* restricted channel range check for 2.4G */
- if (start_factor == WF_CHAN_FACTOR_2_4_G && (ch < 1 || ch > 13))
- return -1;
-
- return ch;
-}
-EXPORT_SYMBOL(brcmu_mhz2channel);
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
index a7d3df23661..96f05d7a5d2 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_utils.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
@@ -218,6 +218,5 @@ extern u8 brcmu_mw_to_qdbm(u16 mw);
extern uint brcmu_mkiovar(char *name, char *data, uint datalen,
char *buf, uint len);
-extern uint brcmu_bitcount(u8 *bitmap, uint bytelength);
#endif /* _BRCMU_UTILS_H_ */
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_wifi.h b/drivers/net/wireless/brcm80211/include/brcmu_wifi.h
index 452bd420df7..5b1aca7d982 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_wifi.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_wifi.h
@@ -176,34 +176,6 @@ static inline bool ac_bitmap_tst(u8 bitmap, int prec)
*/
extern bool brcmu_chspec_malformed(u16 chanspec);
-/*
- * This function returns the channel number that control traffic is being sent
- * on, for legacy channels this is just the channel number, for 40MHZ channels
- * it is the upper or lower 20MHZ sideband depending on the chanspec selected.
- */
-extern u8 brcmu_chspec_ctlchan(u16 chspec);
-
-/*
- * Return the channel number for a given frequency and base frequency.
- * The returned channel number is relative to the given base frequency.
- * If the given base frequency is zero, a base frequency of 5 GHz is assumed for
- * frequencies from 5 - 6 GHz, and 2.407 GHz is assumed for 2.4 - 2.5 GHz.
- *
- * Frequency is specified in MHz.
- * The base frequency is specified as (start_factor * 500 kHz).
- * Constants WF_CHAN_FACTOR_2_4_G, WF_CHAN_FACTOR_5_G are defined for
- * 2.4 GHz and 5 GHz bands.
- *
- * The returned channel will be in the range [1, 14] in the 2.4 GHz band
- * and [0, 200] otherwise.
- * -1 is returned if the start_factor is WF_CHAN_FACTOR_2_4_G and the
- * frequency is not a 2.4 GHz channel, or if the frequency is not and even
- * multiple of 5 MHz from the base frequency to the base plus 1 GHz.
- *
- * Reference 802.11 REVma, section 17.3.8.3, and 802.11B section 18.4.6.2
- */
-extern int brcmu_mhz2channel(uint freq, uint start_factor);
-
/* Enumerate crypto algorithms */
#define CRYPTO_ALGO_OFF 0
#define CRYPTO_ALGO_WEP1 1