redonkable/alistair23-linux
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iwlagn: use sku capabilities information from EEPROM

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Instead of having the separated define, use the sku capabilities in EEPROM

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2011-06-06 12:05:46 -07:00
parent 052692976e
commit 8895075886
6 changed files with 12 additions and 25 deletions
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9
drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c
View file

@ -108,18 +108,11 @@ err:
int iwl_eeprom_check_sku(struct iwl_priv *priv)
{
u16 eeprom_sku;
u16 radio_cfg;
eeprom_sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP);
if (!priv->cfg->sku) {
/* not using sku overwrite */
priv->cfg->sku =
((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >>
EEPROM_SKU_CAP_BAND_POS);
if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE)
priv->cfg->sku |= IWL_SKU_N;
priv->cfg->sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP);
}
if (!priv->cfg->sku) {
IWL_ERR(priv, "Invalid device sku\n");

5
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View file

@ -1532,7 +1532,7 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
memset(&flush_cmd, 0, sizeof(flush_cmd));
flush_cmd.fifo_control = IWL_TX_FIFO_VO_MSK | IWL_TX_FIFO_VI_MSK |
IWL_TX_FIFO_BE_MSK | IWL_TX_FIFO_BK_MSK;
if (priv->cfg->sku & IWL_SKU_N)
if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK;
IWL_DEBUG_INFO(priv, "fifo queue control: 0X%x\n",
@ -2318,7 +2318,8 @@ int iwlagn_start_device(struct iwl_priv *priv)
{
int ret;
if (iwl_prepare_card_hw(priv)) {
if ((priv->cfg->sku & EEPROM_SKU_CAP_AMT_ENABLE) &&
iwl_prepare_card_hw(priv)) {
IWL_WARN(priv, "Exit HW not ready\n");
return -EIO;
}

6
drivers/net/wireless/iwlwifi/iwl-agn.c
View file

@ -2515,7 +2515,7 @@ static int iwl_mac_setup_register(struct iwl_priv *priv,
hw->flags |= IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
if (priv->cfg->sku & IWL_SKU_N)
if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
IEEE80211_HW_SUPPORTS_STATIC_SMPS;
@ -2756,7 +2756,7 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
IWL_DEBUG_HT(priv, "A-MPDU action on addr %pM tid %d\n",
sta->addr, tid);
if (!(priv->cfg->sku & IWL_SKU_N))
if (!(priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE))
return -EACCES;
mutex_lock(&priv->mutex);
@ -3375,7 +3375,7 @@ static int iwl_set_hw_params(struct iwl_priv *priv)
priv->hw_params.max_beacon_itrvl = IWL_MAX_UCODE_BEACON_INTERVAL;
if (iwlagn_mod_params.disable_11n)
priv->cfg->sku &= ~IWL_SKU_N;
priv->cfg->sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
/* Device-specific setup */
return priv->cfg->ops->lib->set_hw_params(priv);

8
drivers/net/wireless/iwlwifi/iwl-core.c
View file

@ -143,7 +143,7 @@ int iwlcore_init_geos(struct iwl_priv *priv)
sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE;
if (priv->cfg->sku & IWL_SKU_N)
if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
iwlcore_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_5GHZ);
@ -153,7 +153,7 @@ int iwlcore_init_geos(struct iwl_priv *priv)
sband->bitrates = rates;
sband->n_bitrates = IWL_RATE_COUNT_LEGACY;
if (priv->cfg->sku & IWL_SKU_N)
if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
iwlcore_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_2GHZ);
@ -208,12 +208,12 @@ int iwlcore_init_geos(struct iwl_priv *priv)
priv->tx_power_next = max_tx_power;
if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
priv->cfg->sku & IWL_SKU_A) {
priv->cfg->sku & EEPROM_SKU_CAP_BAND_52GHZ) {
IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
"Please send your PCI ID 0x%04X:0x%04X to maintainer.\n",
priv->pci_dev->device,
priv->pci_dev->subsystem_device);
priv->cfg->sku &= ~IWL_SKU_A;
priv->cfg->sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
}
IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n",

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

@ -83,10 +83,6 @@ struct iwl_cmd;
#define TIME_UNIT 1024
#define IWL_SKU_G 0x1
#define IWL_SKU_A 0x2
#define IWL_SKU_N 0x8
#define IWL_CMD(x) case x: return #x
struct iwl_hcmd_ops {
@ -292,7 +288,7 @@ struct iwl_cfg {
const unsigned int ucode_api_min;
u8 valid_tx_ant;
u8 valid_rx_ant;
unsigned int sku;
u16 sku;
u16 eeprom_ver;
u16 eeprom_calib_ver;
const struct iwl_ops *ops;

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

@ -110,9 +110,6 @@ enum {
};
/* SKU Capabilities */
#define EEPROM_SKU_CAP_BAND_POS (4)
#define EEPROM_SKU_CAP_BAND_SELECTION \
(3 << EEPROM_SKU_CAP_BAND_POS)
#define EEPROM_SKU_CAP_BAND_24GHZ (1 << 4)
#define EEPROM_SKU_CAP_BAND_52GHZ (1 << 5)
#define EEPROM_SKU_CAP_11N_ENABLE (1 << 6)