From 00adcfa655fe9654920551a02072ba67bb35676e Mon Sep 17 00:00:00 2001
From: Sara Sharon <sara.sharon@intel.com>
Date: Mon, 6 Mar 2017 11:13:02 +0200
Subject: [PATCH 003/146] iwlwifi: mvm: support old method of NVM parsing
Git-commit: d4f3695eccf9481801d42bebc7a282c5a2af7281
Patch-mainline: v4.13-rc1
References: FATE#322675
Add configuration for allowing driver's nvm parsing and
bypassing the new host command, for debugging.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
drivers/net/wireless/intel/iwlwifi/mvm/constants.h | 1 +
drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 10 +++++++++-
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h
index 4eeb6b78d952..6fda8627b726 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h
@@ -110,6 +110,7 @@
#define IWL_MVM_TOF_IS_RESPONDER 0
#define IWL_MVM_SW_TX_CSUM_OFFLOAD 0
#define IWL_MVM_HW_CSUM_DISABLE 0
+#define IWL_MVM_PARSE_NVM 0
#define IWL_MVM_COLLECT_FW_ERR_DUMP 1
#define IWL_MVM_RS_NUM_TRY_BEFORE_ANT_TOGGLE 1
#define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE 2
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 3d68595243fc..a8804bc979fe 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -744,6 +744,14 @@ static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
iwl_mvm_load_nvm_to_nic(mvm);
}
+ if (IWL_MVM_PARSE_NVM && read_nvm) {
+ ret = iwl_nvm_init(mvm, true);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
+ goto error;
+ }
+ }
+
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
NVM_ACCESS_COMPLETE), 0,
sizeof(nvm_complete), &nvm_complete);
@@ -760,7 +768,7 @@ static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
return ret;
/* Read the NVM only at driver load time, no need to do this twice */
- if (read_nvm) {
+ if (!IWL_MVM_PARSE_NVM && read_nvm) {
ret = iwl_mvm_nvm_get_from_fw(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
--
2.12.3