From b201944af11f7b2c860bef5cb562eb7163427724 Mon Sep 17 00:00:00 2001 From: Miri Korenblit Date: Mon, 5 Dec 2022 10:35:44 +0200 Subject: wifi: iwlwifi: mvm: Don't use deprecated register The CSR_HW_IF_CONFIG_REG register is no longer in use from IWL_DEVICE_FAMILY_AX210 and on. This register uses now for CSR_CTXT_INFO_BOOT_CTRL which has a different meaning and a different format. Currently we're writing to the register according to CSR_HW_IF_CONFIG_REGs format, regardless to the device family. This causes to miss-interpretation of the register value, as it is parsed according to CSR_CTXT_INFO_BOOT_CTRLs format for devices families >= IWL_DEVICE_FAMILY_AX210. Fix this by writing to the register according to the old format only for the relevant hardware. Signed-off-by: Miri Korenblit Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20221205102808.8e91eb10dc7d.I3882a2452785ef8b455d99af235e4477917bf46d@changeid --- drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/ops.c') diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index e78f5beaa2d0..ebe6d9c4ccaf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -92,6 +92,12 @@ static void iwl_mvm_nic_config(struct iwl_op_mode *op_mode) radio_cfg_dash = (phy_config & FW_PHY_CFG_RADIO_DASH) >> FW_PHY_CFG_RADIO_DASH_POS; + IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, + radio_cfg_step, radio_cfg_dash); + + if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) + return; + /* SKU control */ reg_val = CSR_HW_REV_STEP_DASH(mvm->trans->hw_rev); @@ -127,9 +133,6 @@ static void iwl_mvm_nic_config(struct iwl_op_mode *op_mode) CSR_HW_IF_CONFIG_REG_D3_DEBUG, reg_val); - IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, - radio_cfg_step, radio_cfg_dash); - /* * W/A : NIC is stuck in a reset state after Early PCIe power off * (PCIe power is lost before PERST# is asserted), causing ME FW -- cgit v1.2.3