Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

brcmfmac: Use single function for channel to chanspec.

Browse source 
Simplify code by using single function for converting channel to
chanspec. No need to set 40MHz flags, as they are not needed for
correct working in FW.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hante Meuleman 2013-02-06 18:40:44 +01:00 • committed by John W. Linville
parent 7ee2960278
commit 1701261d07
1 changed files with 21 additions and 42 deletions

63
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
View file

@ -393,16 +393,9 @@ static u16 channel_to_chanspec(struct ieee80211_channel *ch)
else
chanspec |= WL_CHANSPEC_BAND_5G;
if (ch->flags & IEEE80211_CHAN_NO_HT40) {
chanspec |= WL_CHANSPEC_BW_20;
chanspec |= WL_CHANSPEC_CTL_SB_NONE;
} else {
chanspec |= WL_CHANSPEC_BW_40;
if (ch->flags & IEEE80211_CHAN_NO_HT40PLUS)
chanspec |= WL_CHANSPEC_CTL_SB_LOWER;
else
chanspec |= WL_CHANSPEC_CTL_SB_UPPER;
}
chanspec |= WL_CHANSPEC_BW_20;
chanspec |= WL_CHANSPEC_CTL_SB_NONE;
return chanspec;
}
@ -933,31 +926,6 @@ static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof)
memset(prof, 0, sizeof(*prof));
}
static void brcmf_ch_to_chanspec(int ch, struct brcmf_join_params *join_params,
size_t *join_params_size)
{
u16 chanspec = 0;
if (ch != 0) {
if (ch <= CH_MAX_2G_CHANNEL)
chanspec |= WL_CHANSPEC_BAND_2G;
else
chanspec |= WL_CHANSPEC_BAND_5G;
chanspec |= WL_CHANSPEC_BW_20;
chanspec |= WL_CHANSPEC_CTL_SB_NONE;
*join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE +
sizeof(u16);
chanspec |= (ch & WL_CHANSPEC_CHAN_MASK);
join_params->params_le.chanspec_list[0] = cpu_to_le16(chanspec);
join_params->params_le.chanspec_num = cpu_to_le32(1);
brcmf_dbg(CONN, "channel %d, chanspec %#X\n", ch, chanspec);
}
}
static void brcmf_link_down(struct brcmf_cfg80211_vif *vif)
{
s32 err = 0;
@ -988,6 +956,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
s32 err = 0;
s32 wsec = 0;
s32 bcnprd;
u16 chanspec;
brcmf_dbg(TRACE, "Enter\n");
if (!check_vif_up(ifp->vif))
@ -1091,8 +1060,11 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
params->chandef.chan->center_freq);
if (params->channel_fixed) {
/* adding chanspec */
brcmf_ch_to_chanspec(cfg->channel,
&join_params, &join_params_size);
chanspec = channel_to_chanspec(params->chandef.chan);
join_params.params_le.chanspec_list[0] =
cpu_to_le16(chanspec);
join_params.params_le.chanspec_num = cpu_to_le32(1);
join_params_size += sizeof(join_params.params_le);
}
/* set channel for starter */
@ -1404,6 +1376,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
struct brcmf_join_params join_params;
size_t join_params_size;
struct brcmf_ssid ssid;
u16 chanspec;
s32 err = 0;
@ -1421,10 +1394,13 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
if (chan) {
cfg->channel =
ieee80211_frequency_to_channel(chan->center_freq);
brcmf_dbg(CONN, "channel (%d), center_req (%d)\n",
cfg->channel, chan->center_freq);
} else
chanspec = channel_to_chanspec(chan);
brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n",
cfg->channel, chan->center_freq, chanspec);
} else {
cfg->channel = 0;
chanspec = 0;
}
brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len);
@ -1473,8 +1449,11 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
brcmf_dbg(CONN, "ssid \"%s\", len (%d)\n",
ssid.SSID, ssid.SSID_len);
brcmf_ch_to_chanspec(cfg->channel,
&join_params, &join_params_size);
if (cfg->channel) {
join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec);
join_params.params_le.chanspec_num = cpu_to_le32(1);
join_params_size += sizeof(join_params.params_le);
}
err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
&join_params, join_params_size);
if (err)