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Commit 73ef9e64 authored by Hante Meuleman's avatar Hante Meuleman Committed by Kalle Valo
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brcmfmac: keep ARP and ND offload enabled during WOWL 



Currently ARP and ND (IPv6 Neigbor Discovery) offload get disabled
on entering suspend. However when firmwares support the wowl_cap
iovar then these offload routines can be kept enabled as they
will work during WOWL as well.

Reviewed-by: default avatarArend Van Spriel <arend@broadcom.com>
Reviewed-by: default avatarFranky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: default avatarPieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: default avatarHante Meuleman <meuleman@broadcom.com>
Signed-off-by: default avatarArend van Spriel <arend@broadcom.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 8ea56be0

drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c

+4 −2
Original line number Diff line number Diff line
@@ -3556,6 +3556,7 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) 
		brcmf_report_wowl_wakeind(wiphy, ifp);

		brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0);

		brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0);

		if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND))

			brcmf_configure_arp_nd_offload(ifp, true);

		brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM,

				      cfg->wowl.pre_pmmode);
@@ -3580,6 +3581,7 @@ static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, 


	brcmf_dbg(TRACE, "Suspend, wowl config.\n");



	if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND))

		brcmf_configure_arp_nd_offload(ifp, false);

	brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->wowl.pre_pmmode);

	brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX);

drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c

+1 −0
Original line number Diff line number Diff line
@@ -147,6 +147,7 @@ void brcmf_feat_attach(struct brcmf_pub *drvr) 
	if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) {

		err = brcmf_fil_iovar_int_get(ifp, "wowl_cap", &wowl_cap);

		if (!err) {

			ifp->drvr->feat_flags |= BIT(BRCMF_FEAT_WOWL_ARP_ND);

			if (wowl_cap & BRCMF_WOWL_PFN_FOUND)

				ifp->drvr->feat_flags |=

					BIT(BRCMF_FEAT_WOWL_ND);

drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h

+3 −1
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
 * SCAN_RANDOM_MAC: Random MAC during (net detect) scheduled scan.

 * WOWL_ND: WOWL net detect (PNO)

 * WOWL_GTK: (WOWL) GTK rekeying offload

 * WOWL_ARP_ND: ARP and Neighbor Discovery offload support during WOWL.

 */

#define BRCMF_FEAT_LIST \

	BRCMF_FEAT_DEF(MBSS) \
@@ -40,7 +41,8 @@ 
	BRCMF_FEAT_DEF(TDLS) \

	BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \

	BRCMF_FEAT_DEF(WOWL_ND) \

	BRCMF_FEAT_DEF(WOWL_GTK)

	BRCMF_FEAT_DEF(WOWL_GTK) \

	BRCMF_FEAT_DEF(WOWL_ARP_ND)



/*

 * Quirks: