#define IWL5000_UCODE_API "-1"
+static int iwl5000_apm_init(struct iwl_priv *priv)
+{
+ int ret = 0;
+
+ iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
+ CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER);
+
+ iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL);
+
+ /* set "initialization complete" bit to move adapter
+ * D0U* --> D0A* state */
+ iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
+
+ /* wait for clock stabilization */
+ ret = iwl_poll_bit(priv, CSR_GP_CNTRL,
+ CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
+ CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
+ if (ret < 0) {
+ IWL_DEBUG_INFO("Failed to init the card\n");
+ return ret;
+ }
+
+ ret = iwl_grab_nic_access(priv);
+ if (ret)
+ return ret;
+
+ /* enable DMA */
+ iwl_write_prph(priv, APMG_CLK_EN_REG,
+ APMG_CLK_VAL_DMA_CLK_RQT);
+
+ udelay(20);
+
+ iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
+ APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
+
+ iwl_release_nic_access(priv);
+
+ return ret;
+}
+
+/*
+ * EEPROM
+ */
+static u32 eeprom_indirect_address(const struct iwl_priv *priv, u32 address)
+{
+ u16 offset = 0;
+
+ if ((address & INDIRECT_ADDRESS) == 0)
+ return address;
+
+ switch (address & INDIRECT_TYPE_MSK) {
+ case INDIRECT_HOST:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_HOST);
+ break;
+ case INDIRECT_GENERAL:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_GENERAL);
+ break;
+ case INDIRECT_REGULATORY:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_REGULATORY);
+ break;
+ case INDIRECT_CALIBRATION:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_CALIBRATION);
+ break;
+ case INDIRECT_PROCESS_ADJST:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_PROCESS_ADJST);
+ break;
+ case INDIRECT_OTHERS:
+ offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_OTHERS);
+ break;
+ default:
+ IWL_ERROR("illegal indirect type: 0x%X\n",
+ address & INDIRECT_TYPE_MSK);
+ break;
+ }
+
+ /* translate the offset from words to byte */
+ return (address & ADDRESS_MSK) + (offset << 1);
+}
+
+#ifdef CONFIG_IWL5000_RUN_TIME_CALIB
+
+static void iwl5000_gain_computation(struct iwl_priv *priv,
+ u32 average_noise[NUM_RX_CHAINS],
+ u16 min_average_noise_antenna_i,
+ u32 min_average_noise)
+{
+ int i;
+ s32 delta_g;
+ struct iwl_chain_noise_data *data = &priv->chain_noise_data;
+
+ /* Find Gain Code for the antennas B and C */
+ for (i = 1; i < NUM_RX_CHAINS; i++) {
+ if ((data->disconn_array[i])) {
+ data->delta_gain_code[i] = 0;
+ continue;
+ }
+ delta_g = (1000 * ((s32)average_noise[0] -
+ (s32)average_noise[i])) / 1500;
+ /* bound gain by 2 bits value max, 3rd bit is sign */
+ data->delta_gain_code[i] =
+ min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
+
+ if (delta_g < 0)
+ /* set negative sign */
+ data->delta_gain_code[i] |= (1 << 2);
+ }
+
+ IWL_DEBUG_CALIB("Delta gains: ANT_B = %d ANT_C = %d\n",
+ data->delta_gain_code[1], data->delta_gain_code[2]);
+
+ if (!data->radio_write) {
+ struct iwl5000_calibration_chain_noise_gain_cmd cmd;
+ memset(&cmd, 0, sizeof(cmd));
+
+ cmd.op_code = IWL5000_PHY_CALIBRATE_CHAIN_NOISE_GAIN_CMD;
+ cmd.delta_gain_1 = data->delta_gain_code[1];
+ cmd.delta_gain_2 = data->delta_gain_code[2];
+ iwl_send_cmd_pdu_async(priv, REPLY_PHY_CALIBRATION_CMD,
+ sizeof(cmd), &cmd, NULL);
+
+ data->radio_write = 1;
+ data->state = IWL_CHAIN_NOISE_CALIBRATED;
+ }
+
+ data->chain_noise_a = 0;
+ data->chain_noise_b = 0;
+ data->chain_noise_c = 0;
+ data->chain_signal_a = 0;
+ data->chain_signal_b = 0;
+ data->chain_signal_c = 0;
+ data->beacon_count = 0;
+}
+
+static void iwl5000_chain_noise_reset(struct iwl_priv *priv)
+{
+ struct iwl_chain_noise_data *data = &priv->chain_noise_data;
+
+ if ((data->state == IWL_CHAIN_NOISE_ALIVE) && iwl_is_associated(priv)) {
+ struct iwl5000_calibration_chain_noise_reset_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.op_code = IWL5000_PHY_CALIBRATE_CHAIN_NOISE_RESET_CMD;
+ if (iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
+ sizeof(cmd), &cmd))
+ IWL_ERROR("Could not send REPLY_PHY_CALIBRATION_CMD\n");
+ data->state = IWL_CHAIN_NOISE_ACCUMULATE;
+ IWL_DEBUG_CALIB("Run chain_noise_calibrate\n");
+ }
+}
+
+static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
+ .min_nrg_cck = 95,
+ .max_nrg_cck = 0,
+ .auto_corr_min_ofdm = 90,
+ .auto_corr_min_ofdm_mrc = 170,
+ .auto_corr_min_ofdm_x1 = 120,
+ .auto_corr_min_ofdm_mrc_x1 = 240,
+
+ .auto_corr_max_ofdm = 120,
+ .auto_corr_max_ofdm_mrc = 210,
+ .auto_corr_max_ofdm_x1 = 155,
+ .auto_corr_max_ofdm_mrc_x1 = 290,
+
+ .auto_corr_min_cck = 125,
+ .auto_corr_max_cck = 200,
+ .auto_corr_min_cck_mrc = 170,
+ .auto_corr_max_cck_mrc = 400,
+ .nrg_th_cck = 95,
+ .nrg_th_ofdm = 95,
+};
+
+#endif /* CONFIG_IWL5000_RUN_TIME_CALIB */
+
+static const u8 *iwl5000_eeprom_query_addr(const struct iwl_priv *priv,
+ size_t offset)
+{
+ u32 address = eeprom_indirect_address(priv, offset);
+ BUG_ON(address >= priv->cfg->eeprom_size);
+ return &priv->eeprom[address];
+}
+
+static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
+{
+ if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) ||
+ (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
+ IWL_ERROR("invalid queues_num, should be between %d and %d\n",
+ IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES);
+ return -EINVAL;
+ }
+
+ priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues;
+ priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto;
+ priv->hw_params.tx_cmd_len = sizeof(struct iwl4965_tx_cmd);
+ priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
+ priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
+ if (priv->cfg->mod_params->amsdu_size_8K)
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
+ else
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
+ priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
+ priv->hw_params.max_stations = IWL5000_STATION_COUNT;
+ priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID;
+ priv->hw_params.max_data_size = IWL50_RTC_DATA_SIZE;
+ priv->hw_params.max_inst_size = IWL50_RTC_INST_SIZE;
+ priv->hw_params.max_bsm_size = BSM_SRAM_SIZE;
+ priv->hw_params.fat_channel = BIT(IEEE80211_BAND_2GHZ) |
+ BIT(IEEE80211_BAND_5GHZ);
+#ifdef CONFIG_IWL5000_RUN_TIME_CALIB
+ priv->hw_params.sens = &iwl5000_sensitivity;
+#endif
+
+ switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
+ case CSR_HW_REV_TYPE_5100:
+ case CSR_HW_REV_TYPE_5150:
+ priv->hw_params.tx_chains_num = 1;
+ priv->hw_params.rx_chains_num = 2;
+ /* FIXME: move to ANT_A, ANT_B, ANT_C enum */
+ priv->hw_params.valid_tx_ant = IWL_ANTENNA_MAIN;
+ priv->hw_params.valid_rx_ant = (IWL_ANTENNA_MAIN |
+ IWL_ANTENNA_AUX);
+ break;
+ case CSR_HW_REV_TYPE_5300:
+ case CSR_HW_REV_TYPE_5350:
+ priv->hw_params.tx_chains_num = 3;
+ priv->hw_params.rx_chains_num = 3;
+ /* FIXME: move to ANT_A, ANT_B, ANT_C enum */
+ priv->hw_params.valid_tx_ant = (IWL_ANTENNA_MAIN |
+ IWL_ANTENNA_AUX | 0x04);
+ priv->hw_params.valid_rx_ant = (IWL_ANTENNA_MAIN |
+ IWL_ANTENNA_AUX | 0x04);
+ break;
+ }
+
+ switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
+ case CSR_HW_REV_TYPE_5100:
+ case CSR_HW_REV_TYPE_5300:
+ /* 5X00 wants in Celsius */
+ priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
+ break;
+ case CSR_HW_REV_TYPE_5150:
+ case CSR_HW_REV_TYPE_5350:
+ /* 5X50 wants in Kelvin */
+ priv->hw_params.ct_kill_threshold =
+ CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD);
+ break;
+ }
+
+ return 0;
+}
+static struct iwl_hcmd_ops iwl5000_hcmd = {
+};
+
+static struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
+#ifdef CONFIG_IWL5000_RUN_TIME_CALIB
+ .gain_computation = iwl5000_gain_computation,
+ .chain_noise_reset = iwl5000_chain_noise_reset,
+#endif
+};
+
+static struct iwl_lib_ops iwl5000_lib = {
+ .set_hw_params = iwl5000_hw_set_hw_params,
+ .apm_ops = {
+ .init = iwl5000_apm_init,
+ .set_pwr_src = iwl4965_set_pwr_src,
+ },
+ .eeprom_ops = {
+ .regulatory_bands = {
+ EEPROM_5000_REG_BAND_1_CHANNELS,
+ EEPROM_5000_REG_BAND_2_CHANNELS,
+ EEPROM_5000_REG_BAND_3_CHANNELS,
+ EEPROM_5000_REG_BAND_4_CHANNELS,
+ EEPROM_5000_REG_BAND_5_CHANNELS,
+ EEPROM_5000_REG_BAND_24_FAT_CHANNELS,
+ EEPROM_5000_REG_BAND_52_FAT_CHANNELS
+ },
+ .verify_signature = iwlcore_eeprom_verify_signature,
+ .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
+ .release_semaphore = iwlcore_eeprom_release_semaphore,
+ .query_addr = iwl5000_eeprom_query_addr,
+ },
+};
+
+static struct iwl_ops iwl5000_ops = {
+ .lib = &iwl5000_lib,
+ .hcmd = &iwl5000_hcmd,
+ .utils = &iwl5000_hcmd_utils,
+};
+
static struct iwl_mod_params iwl50_mod_params = {
.num_of_queues = IWL50_NUM_QUEUES,
.enable_qos = 1,
.name = "5300AGN",
.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
+ .ops = &iwl5000_ops,
+ .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.mod_params = &iwl50_mod_params,
};
.name = "5100AGN",
.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
+ .ops = &iwl5000_ops,
+ .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.mod_params = &iwl50_mod_params,
};
.name = "5350AGN",
.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
+ .ops = &iwl5000_ops,
+ .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.mod_params = &iwl50_mod_params,
};
projects / deliverable / linux.git / blobdiff