diff options
Diffstat (limited to 'package/kernel/mac80211/patches/319-0008-brcmfmac-restore-stopping-netdev-queue-when-bus-clog.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/319-0008-brcmfmac-restore-stopping-netdev-queue-when-bus-clog.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/319-0008-brcmfmac-restore-stopping-netdev-queue-when-bus-clog.patch b/package/kernel/mac80211/patches/319-0008-brcmfmac-restore-stopping-netdev-queue-when-bus-clog.patch new file mode 100644 index 0000000000..740f84ef27 --- /dev/null +++ b/package/kernel/mac80211/patches/319-0008-brcmfmac-restore-stopping-netdev-queue-when-bus-clog.patch @@ -0,0 +1,56 @@ +From 82bc9ab6a8f577d2174a736c33f3d4ecf7d9ef47 Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel <arend.vanspriel@broadcom.com> +Date: Fri, 15 Jul 2016 12:16:12 +0200 +Subject: [PATCH] brcmfmac: restore stopping netdev queue when bus clogs up +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +When the host-interface bus has hard time handling transmit packets +it informs higher layer about this and it would stop the netdev +queue when needed. However, since commit 9cd18359d31e ("brcmfmac: +Make FWS queueing configurable.") this was broken. With this patch +the behaviour is restored. + +Cc: stable@vger.kernel.org # v4.5, v4.6, v4.7 +Fixes: 9cd18359d31e ("brcmfmac: Make FWS queueing configurable.") +Tested-by: Per Förlin <per.forlin@gmail.com> +Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> +Reviewed-by: Franky Lin <franky.lin@broadcom.com> +Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + .../broadcom/brcm80211/brcmfmac/fwsignal.c | 22 +++++++++++++++++----- + 1 file changed, 17 insertions(+), 5 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c +@@ -2469,10 +2469,22 @@ void brcmf_fws_bustxfail(struct brcmf_fw + void brcmf_fws_bus_blocked(struct brcmf_pub *drvr, bool flow_blocked) + { + struct brcmf_fws_info *fws = drvr->fws; ++ struct brcmf_if *ifp; ++ int i; + +- fws->bus_flow_blocked = flow_blocked; +- if (!flow_blocked) +- brcmf_fws_schedule_deq(fws); +- else +- fws->stats.bus_flow_block++; ++ if (fws->avoid_queueing) { ++ for (i = 0; i < BRCMF_MAX_IFS; i++) { ++ ifp = drvr->iflist[i]; ++ if (!ifp || !ifp->ndev) ++ continue; ++ brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FLOW, ++ flow_blocked); ++ } ++ } else { ++ fws->bus_flow_blocked = flow_blocked; ++ if (!flow_blocked) ++ brcmf_fws_schedule_deq(fws); ++ else ++ fws->stats.bus_flow_block++; ++ } + } |