iwlwifi: add support of FPGA fw
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>
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 32f06f1..439cf42 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -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;