Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 77736923 authored by Eliad Peller's avatar Eliad Peller Committed by Emmanuel Grumbach
Browse files

iwlwifi: mvm: add predefined broadcast filter configuration 



Configure arp request broadcast filter if this
option is enabled, in order to allow only arp
request broadcasts to pass-in.

(A following patch will make this filter even narrower
by limiting the arp request to our own ip)

Signed-off-by: default avatarEliad Peller <eliadx.peller@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent c87163b9

drivers/net/wireless/iwlwifi/mvm/mac80211.c

+27 −0
Original line number Diff line number Diff line
@@ -128,6 +128,28 @@ static const struct wiphy_wowlan_tcp_support iwl_mvm_wowlan_tcp_support = { 
};

#endif



#ifdef CONFIG_IWLWIFI_BCAST_FILTERING

static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters[] = {

	{

		/* arp */

		.discard = 0,

		.frame_type = BCAST_FILTER_FRAME_TYPE_ALL,

		.attrs = {

			{

				/* frame type - arp, hw type - ethernet */

				.offset_type =

					BCAST_FILTER_OFFSET_PAYLOAD_START,

				.offset = sizeof(rfc1042_header),

				.val = cpu_to_be32(0x08060001),

				.mask = cpu_to_be32(0xffffffff),

			},

		},

	},

	/* last filter must be empty */

	{},

};

#endif



static void iwl_mvm_reset_phy_ctxts(struct iwl_mvm *mvm)

{

	int i;
@@ -292,6 +314,11 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) 
	}

#endif



#ifdef CONFIG_IWLWIFI_BCAST_FILTERING

	/* assign default bcast filtering configuration */

	mvm->bcast_filters = iwl_mvm_default_bcast_filters;

#endif



	ret = iwl_mvm_leds_init(mvm);

	if (ret)

		return ret;