Commit 184f10db authored by Mordechay Goodstein's avatar Mordechay Goodstein Committed by Johannes Berg
Browse files

iwlwifi: mvm: add OTP info in case of init failure 



This helps to understand HW issues that can happen while
initializing the nic.

Signed-off-by: default avatarMordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20220517120045.48464938b27a.I9b381f0da5e0636ad6a5f6c13f98edb9031b50fb@changeid


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 9d096e3d

drivers/net/wireless/intel/iwlwifi/iwl-prph.h

+2 −0
Original line number Diff line number Diff line
@@ -389,6 +389,8 @@ enum { 
#define WFPM_LMAC1_PD_NOTIFICATION      0xa0338c

#define WFPM_ARC1_PD_NOTIFICATION       0xa03044

#define HPM_SECONDARY_DEVICE_STATE      0xa03404

#define WFPM_MAC_OTP_CFG7_ADDR		0xa03338

#define WFPM_MAC_OTP_CFG7_DATA		0xa0333c





/* For UMAG_GEN_HW_STATUS reg check */

drivers/net/wireless/intel/iwlwifi/mvm/fw.c

+9 −6
Original line number Diff line number Diff line
@@ -287,6 +287,9 @@ static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 


static void iwl_mvm_print_pd_notification(struct iwl_mvm *mvm)

{

#define IWL_FW_PRINT_REG_INFO(reg_name) \

	IWL_ERR(mvm, #reg_name ": 0x%x\n", iwl_read_umac_prph(trans, reg_name))



	struct iwl_trans *trans = mvm->trans;

	enum iwl_device_family device_family = trans->trans_cfg->device_family;
@@ -294,15 +297,15 @@ static void iwl_mvm_print_pd_notification(struct iwl_mvm *mvm) 
		return;



	if (device_family <= IWL_DEVICE_FAMILY_9000)

		IWL_ERR(mvm, "WFPM_ARC1_PD_NOTIFICATION: 0x%x\n",

			iwl_read_umac_prph(trans, WFPM_ARC1_PD_NOTIFICATION));

		IWL_FW_PRINT_REG_INFO(WFPM_ARC1_PD_NOTIFICATION);

	else

		IWL_ERR(mvm, "WFPM_LMAC1_PD_NOTIFICATION: 0x%x\n",

			iwl_read_umac_prph(trans, WFPM_LMAC1_PD_NOTIFICATION));

		IWL_FW_PRINT_REG_INFO(WFPM_LMAC1_PD_NOTIFICATION);



	IWL_ERR(mvm, "HPM_SECONDARY_DEVICE_STATE: 0x%x\n",

		iwl_read_umac_prph(trans, HPM_SECONDARY_DEVICE_STATE));

	IWL_FW_PRINT_REG_INFO(HPM_SECONDARY_DEVICE_STATE);



	/* print OPT info */

	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_ADDR);

	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_DATA);

}



static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,