Re: [PATCH] brcmfmac: add setting carrier state ON for successful roaming

[Arend van Spriel <arend.vanspriel@broadcom.com>]

On 8/7/2017 10:16 AM, Wright Feng wrote:
> From: Chung-Hsien Hsu <stanley.hsu@cypress.com>
>
> After association, ping is not working when sweeping the channel at the
> AP side. It is caused by having incorrect carrier state (OFF) for the STA
> in successful roaming. This patch sets the carrier state ON for the case.

This seems a specific scenario where the initial connect attempt by the 
host actually results in the firmware roaming, ie. switching to another 
AP, before completing the connection. Still it is needed here so ...

Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
> Signed-off-by: Chung-Hsien Hsu <stanley.hsu@cypress.com>
> ---
>   drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 7 +++++--
>   1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> index 617199c..71f18b9 100644
> --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> @@ -5552,10 +5552,13 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg,
>   	u32 status = e->status;
>
>   	if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) {
> -		if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state))
> +		if (test_bit(BRCMF_VIF_STATUS_CONNECTED,
> +			     &ifp->vif->sme_state)) {
>   			brcmf_bss_roaming_done(cfg, ifp->ndev, e);
> -		else
> +		} else {
>   			brcmf_bss_connect_done(cfg, ifp->ndev, e, true);
> +			brcmf_net_setcarrier(ifp, true);
> +		}
>   	}
>
>   	return 0;
>