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path: root/drivers/net/wireless/iwlwifi/mvm/ops.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/ops.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/ops.c41
1 files changed, 25 insertions, 16 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index a8af7aceeaca..d232e83994df 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -409,24 +409,32 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
IWL_INFO(mvm, "Detected %s, REV=0x%X\n",
mvm->cfg->name, mvm->trans->hw_rev);
- err = iwl_trans_start_hw(mvm->trans);
- if (err)
- goto out_free;
-
iwl_mvm_tt_initialize(mvm);
- mutex_lock(&mvm->mutex);
- err = iwl_run_init_mvm_ucode(mvm, true);
- mutex_unlock(&mvm->mutex);
- /* returns 0 if successful, 1 if success but in rfkill */
- if (err < 0 && !iwlmvm_mod_params.init_dbg) {
- IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", err);
- goto out_free;
- }
+ /*
+ * If the NVM exists in an external file,
+ * there is no need to unnecessarily power up the NIC at driver load
+ */
+ if (iwlwifi_mod_params.nvm_file) {
+ iwl_nvm_init(mvm);
+ } else {
+ err = iwl_trans_start_hw(mvm->trans);
+ if (err)
+ goto out_free;
+
+ mutex_lock(&mvm->mutex);
+ err = iwl_run_init_mvm_ucode(mvm, true);
+ mutex_unlock(&mvm->mutex);
+ /* returns 0 if successful, 1 if success but in rfkill */
+ if (err < 0 && !iwlmvm_mod_params.init_dbg) {
+ IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", err);
+ goto out_free;
+ }
- /* Stop the hw after the ALIVE and NVM has been read */
- if (!iwlmvm_mod_params.init_dbg)
- iwl_trans_stop_hw(mvm->trans, false);
+ /* Stop the hw after the ALIVE and NVM has been read */
+ if (!iwlmvm_mod_params.init_dbg)
+ iwl_trans_stop_hw(mvm->trans, false);
+ }
scan_size = sizeof(struct iwl_scan_cmd) +
mvm->fw->ucode_capa.max_probe_length +
@@ -457,7 +465,8 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
out_free:
iwl_phy_db_free(mvm->phy_db);
kfree(mvm->scan_cmd);
- iwl_trans_stop_hw(trans, true);
+ if (!iwlwifi_mod_params.nvm_file)
+ iwl_trans_stop_hw(trans, true);
ieee80211_free_hw(mvm->hw);
return NULL;
}