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authorArik Nemtsov <arikx.nemtsov@intel.com>2014-12-28 10:23:16 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-03-12 10:57:29 +0300
commit5711cac489d06cc9c3cdcd513c810b7148beb49d (patch)
tree58e2b813e65db801667c77118a9f1d0e7b174b85 /drivers/net/wireless/iwlwifi/mvm/nvm.c
parentce5000710bd80b87917875897d74167a0a07b342 (diff)
downloadlinux-5711cac489d06cc9c3cdcd513c810b7148beb49d.tar.xz
iwlwifi: allow disabling LAR via module param
This module parameter is useful for debugging NVM and LAR related issues. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/nvm.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/nvm.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/nvm.c b/drivers/net/wireless/iwlwifi/mvm/nvm.c
index eb40c89624d3..5a16e0d79352 100644
--- a/drivers/net/wireless/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/iwlwifi/mvm/nvm.c
@@ -264,7 +264,7 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
{
struct iwl_nvm_section *sections = mvm->nvm_sections;
const __le16 *hw, *sw, *calib, *regulatory, *mac_override, *phy_sku;
- bool is_family_8000_a_step = false;
+ bool is_family_8000_a_step = false, lar_enabled;
/* Checking for required sections */
if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) {
@@ -312,13 +312,14 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
(const __le16 *)sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data;
phy_sku = (const __le16 *)sections[NVM_SECTION_TYPE_PHY_SKU].data;
+ lar_enabled = !iwlwifi_mod_params.lar_disable &&
+ (mvm->fw->ucode_capa.capa[0] &
+ IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
+
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
regulatory, mac_override, phy_sku,
- mvm->fw->valid_tx_ant,
- mvm->fw->valid_rx_ant,
- mvm->fw->ucode_capa.capa[0] &
- IWL_UCODE_TLV_CAPA_LAR_SUPPORT,
- is_family_8000_a_step);
+ mvm->fw->valid_tx_ant, mvm->fw->valid_rx_ant,
+ lar_enabled, is_family_8000_a_step);
}
#define MAX_NVM_FILE_LEN 16384