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iwlwifi: add support of FPGA fw

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Load FW according to NIC type,
taking into account simulation, if exists.
This is determined by a prph register.

Signed-off-by: Tzipi Peres <tzipi.peres@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Tzipi Peres
2017-06-14 10:02:47 +03:00
committed by Luca Coelho
parent cbeb58ef36
commit f6586b69b2
4 changed files with 32 additions and 0 deletions
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11
drivers/net/wireless/intel/iwlwifi/pcie/trans.c
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@@ -3137,7 +3137,18 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
iwl_set_bit(trans, CSR_HOST_CHICKEN,
CSR_HOST_CHICKEN_PM_IDLE_SRC_DIS_SB_PME);
#if IS_ENABLED(CONFIG_IWLMVM)
trans->hw_rf_id = iwl_read32(trans, CSR_HW_RF_ID);
if (trans->hw_rf_id == CSR_HW_RF_ID_TYPE_HR) {
u32 hw_status;
hw_status = iwl_read_prph(trans, UMAG_GEN_HW_STATUS);
if (hw_status & UMAG_GEN_HW_IS_FPGA)
trans->cfg = &iwla000_2ax_cfg_qnj_hr;
else
trans->cfg = &iwla000_2ac_cfg_hr;
}
#endif
iwl_pcie_set_interrupt_capa(pdev, trans);
trans->hw_id = (pdev->device << 16) + pdev->subsystem_device;