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iwlwifi: fix check for a single rx antenna

Browse source 
valid_rx_ant is a bitmask of available antennas and not the number
of Rx antennas. Use num_of_ant and remove duplicate definitions
in both dvm and mvm.

Signed-off-by: Eyal Shapira <eyal@wizery.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eyal Shapira 2013-11-07 19:38:04 +02:00 committed by Emmanuel Grumbach
parent 84c317c9b0
commit a7b8b2ca91
4 changed files with 8 additions and 16 deletions
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7
drivers/net/wireless/iwlwifi/dvm/rs.h
View file

@ -389,13 +389,6 @@ struct iwl_lq_sta {
u8 last_bt_traffic;
};
static inline u8 num_of_ant(u8 mask)
{
return !!((mask) & ANT_A) +
!!((mask) & ANT_B) +
!!((mask) & ANT_C);
}
static inline u8 first_antenna(u8 mask)
{
if (mask & ANT_A)

6
drivers/net/wireless/iwlwifi/iwl-config.h
View file

@ -129,6 +129,12 @@ enum iwl_led_mode {
#define ANT_BC (ANT_B | ANT_C)
#define ANT_ABC (ANT_A | ANT_B | ANT_C)
static inline u8 num_of_ant(u8 mask)
{
return !!((mask) & ANT_A) +
!!((mask) & ANT_B) +
!!((mask) & ANT_C);
}
/*
* @max_ll_items: max number of OTP blocks

3
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
View file

@ -283,7 +283,8 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 |
IEEE80211_VHT_MCS_NOT_SUPPORTED << 14);
if (data->valid_rx_ant == 1 || cfg->rx_with_siso_diversity) {
if (num_of_ant(data->valid_rx_ant) == 1 ||
cfg->rx_with_siso_diversity) {
vht_cap->cap |= IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN |
IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN;
/* this works because NOT_SUPPORTED == 3 */

8
drivers/net/wireless/iwlwifi/mvm/rs.h
View file

@ -343,14 +343,6 @@ enum iwl_bt_coex_profile_traffic_load {
*/
};
static inline u8 num_of_ant(u8 mask)
{
return !!((mask) & ANT_A) +
!!((mask) & ANT_B) +
!!((mask) & ANT_C);
}
/* Initialize station's rate scaling information after adding station */
void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
enum ieee80211_band band, bool init);