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authorAshok Nagarajan <ashok@cozybit.com>2012-04-02 21:21:21 -0700
committerJohn W. Linville <linville@tuxdriver.com>2012-04-11 16:23:47 -0400
commit9ebb61a23d90703344fc609fbee8da67b1e7456c (patch)
tree021483e65ed424166b539d9a26d92d415c842d86 /net
parent657c3e0c4147bb3d3fdd338e32b83b968b0f9d02 (diff)
mac80211: Modify sta_get_rates to give basic rates
Signed-off-by: Ashok Nagarajan <ashok@cozybit.com> Signed-off-by: Thomas Pedersen <thomas@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/ibss.c4
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/mesh.c5
-rw-r--r--net/mac80211/mesh_plink.c7
-rw-r--r--net/mac80211/util.c16
5 files changed, 23 insertions, 11 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index e910449dead..49a20798033 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -408,7 +408,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
if (elems->supp_rates) {
supp_rates = ieee80211_sta_get_rates(local, elems,
- band);
+ band, NULL);
if (sta) {
u32 prev_rates;
@@ -558,7 +558,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
sdata->name, mgmt->bssid);
#endif
ieee80211_sta_join_ibss(sdata, bss);
- supp_rates = ieee80211_sta_get_rates(local, elems, band);
+ supp_rates = ieee80211_sta_get_rates(local, elems, band, NULL);
ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa,
supp_rates, true);
rcu_read_unlock();
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index ea9623cbd96..41f7295cd89 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1480,7 +1480,7 @@ void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
const u8 *supp_rates);
u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
struct ieee802_11_elems *elems,
- enum ieee80211_band band);
+ enum ieee80211_band band, u32 *basic_rates);
int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
enum ieee80211_smps_mode smps_mode);
void ieee80211_recalc_smps(struct ieee80211_local *local);
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index f1d9685d959..7b22822d420 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -625,7 +625,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
struct ieee802_11_elems elems;
struct ieee80211_channel *channel;
- u32 supp_rates = 0;
+ u32 supp_rates = 0, basic_rates = 0;
size_t baselen;
int freq;
enum ieee80211_band band = rx_status->band;
@@ -658,7 +658,8 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
if (elems.mesh_id && elems.mesh_config &&
mesh_matches_local(&elems, sdata)) {
- supp_rates = ieee80211_sta_get_rates(local, &elems, band);
+ supp_rates = ieee80211_sta_get_rates(local, &elems,
+ band, &basic_rates);
mesh_neighbour_update(mgmt->sa, supp_rates, sdata, &elems);
}
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 73fa687edc7..91e2043bc9b 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -465,6 +465,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
bool deactivated, matches_local = true;
u8 ie_len;
u8 *baseaddr;
+ u32 rates, basic_rates = 0;
__le16 plid, llid, reason;
#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
static const char *mplstates[] = {
@@ -559,6 +560,9 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
/* Now we will figure out the appropriate event... */
event = PLINK_UNDEFINED;
+ rates = ieee80211_sta_get_rates(local, &elems,
+ rx_status->band, &basic_rates);
+
if (ftype != WLAN_SP_MESH_PEERING_CLOSE &&
(!mesh_matches_local(&elems, sdata))) {
matches_local = false;
@@ -583,7 +587,6 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
return;
} else if (!sta) {
/* ftype == WLAN_SP_MESH_PEERING_OPEN */
- u32 rates;
rcu_read_unlock();
@@ -591,8 +594,6 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
mpl_dbg("Mesh plink error: no more free plinks\n");
return;
}
-
- rates = ieee80211_sta_get_rates(local, &elems, rx_status->band);
sta = mesh_plink_alloc(sdata, mgmt->sa, rates, &elems);
if (!sta) {
mpl_dbg("Mesh plink error: plink table full\n");
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 468a18ea1f1..a18b693042b 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1109,7 +1109,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
struct ieee802_11_elems *elems,
- enum ieee80211_band band)
+ enum ieee80211_band band, u32 *basic_rates)
{
struct ieee80211_supported_band *sband;
struct ieee80211_rate *bitrates;
@@ -1130,15 +1130,25 @@ u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
elems->ext_supp_rates_len; i++) {
u8 rate = 0;
int own_rate;
+ bool is_basic;
if (i < elems->supp_rates_len)
rate = elems->supp_rates[i];
else if (elems->ext_supp_rates)
rate = elems->ext_supp_rates
[i - elems->supp_rates_len];
own_rate = 5 * (rate & 0x7f);
- for (j = 0; j < num_rates; j++)
- if (bitrates[j].bitrate == own_rate)
+ is_basic = !!(rate & 0x80);
+
+ if (is_basic && (rate & 0x7f) == BSS_MEMBERSHIP_SELECTOR_HT_PHY)
+ continue;
+
+ for (j = 0; j < num_rates; j++) {
+ if (bitrates[j].bitrate == own_rate) {
supp_rates |= BIT(j);
+ if (basic_rates && is_basic)
+ *basic_rates |= BIT(j);
+ }
+ }
}
return supp_rates;
}