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iwlwifi: take valid ant for HT caps from TLV 

I forgot to take them from TLV and took them from the NVM
instead.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Reviewed-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Emmanuel Grumbach 2013-05-22 13:16:23 +03:00 committed by Johannes Berg
parent 1bd2d17550
commit 9ce4fa7291
5 changed files with 22 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c
View File

@ -732,17 +732,16 @@ int iwl_init_sband_channels(struct iwl_nvm_data *data,
void iwl_init_ht_hw_capab(const struct iwl_cfg *cfg,
struct iwl_nvm_data *data,
struct ieee80211_sta_ht_cap *ht_info,
enum ieee80211_band band)
enum ieee80211_band band,
u8 tx_chains, u8 rx_chains)
{
int max_bit_rate = 0;
u8 rx_chains;
u8 tx_chains;
tx_chains = hweight8(data->valid_tx_ant);
tx_chains = hweight8(tx_chains);
if (cfg->rx_with_siso_diversity)
rx_chains = 1;
else
rx_chains = hweight8(data->valid_rx_ant);
rx_chains = hweight8(rx_chains);
if (!(data->sku_cap_11n_enable) || !cfg->ht_params) {
ht_info->ht_supported = false;
@ -806,7 +805,8 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
sband->n_bitrates = N_RATES_24;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_2GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_2GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_2GHZ,
data->valid_tx_ant, data->valid_rx_ant);
sband = &data->bands[IEEE80211_BAND_5GHZ];
sband->band = IEEE80211_BAND_5GHZ;
@ -814,7 +814,8 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
sband->n_bitrates = N_RATES_52;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_5GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_5GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_5GHZ,
data->valid_tx_ant, data->valid_rx_ant);
if (n_channels != n_used)
IWL_ERR_DEV(dev, "EEPROM: used only %d of %d channels\n",

3
drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h
View File

@ -133,6 +133,7 @@ int iwl_init_sband_channels(struct iwl_nvm_data *data,
void iwl_init_ht_hw_capab(const struct iwl_cfg *cfg,
struct iwl_nvm_data *data,
struct ieee80211_sta_ht_cap *ht_info,
enum ieee80211_band band);
enum ieee80211_band band,
u8 tx_chains, u8 rx_chains);
#endif /* __iwl_eeprom_parse_h__ */

14
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
View File

@ -292,7 +292,7 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
struct iwl_nvm_data *data, const __le16 *nvm_sw,
bool enable_vht)
bool enable_vht, u8 tx_chains, u8 rx_chains)
{
int n_channels = iwl_init_channel_map(dev, cfg, data,
&nvm_sw[NVM_CHANNELS]);
@ -305,7 +305,8 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
sband->n_bitrates = N_RATES_24;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_2GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_2GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_2GHZ,
tx_chains, rx_chains);
sband = &data->bands[IEEE80211_BAND_5GHZ];
sband->band = IEEE80211_BAND_5GHZ;
@ -313,7 +314,8 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
sband->n_bitrates = N_RATES_52;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_5GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_5GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_5GHZ,
tx_chains, rx_chains);
if (enable_vht)
iwl_init_vht_hw_capab(cfg, data, &sband->vht_cap);
@ -325,7 +327,7 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
struct iwl_nvm_data *
iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_hw, const __le16 *nvm_sw,
const __le16 *nvm_calib)
const __le16 *nvm_calib, u8 tx_chains, u8 rx_chains)
{
struct iwl_nvm_data *data;
u8 hw_addr[ETH_ALEN];
@ -381,8 +383,8 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
data->hw_addr[4] = hw_addr[5];
data->hw_addr[5] = hw_addr[4];
iwl_init_sbands(dev, cfg, data, nvm_sw,
sku & NVM_SKU_CAP_11AC_ENABLE);
iwl_init_sbands(dev, cfg, data, nvm_sw, sku & NVM_SKU_CAP_11AC_ENABLE,
tx_chains, rx_chains);
data->calib_version = 255; /* TODO:
this value will prevent some checks from

2
drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
View File

@ -75,6 +75,6 @@
struct iwl_nvm_data *
iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_hw, const __le16 *nvm_sw,
const __le16 *nvm_calib);
const __le16 *nvm_calib, u8 tx_chains, u8 rx_chains);
#endif /* __iwl_nvm_parse_h__ */

4
drivers/net/wireless/iwlwifi/mvm/nvm.c
View File

@ -251,7 +251,9 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
hw = (const __le16 *)sections[NVM_SECTION_TYPE_HW].data;
sw = (const __le16 *)sections[NVM_SECTION_TYPE_SW].data;
calib = (const __le16 *)sections[NVM_SECTION_TYPE_CALIBRATION].data;
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib);
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
iwl_fw_valid_tx_ant(mvm->fw),
iwl_fw_valid_rx_ant(mvm->fw));
}
#define MAX_NVM_FILE_LEN 16384