diff options
| author | Arend van Spriel | 2013-06-06 13:18:07 +0200 |
|---|---|---|
| committer | John W. Linville | 2013-06-12 21:07:44 +0200 |
| commit | 5631becbb8703d73239e097d222b183aa4f24e40 (patch) | |
| tree | 5bac8dc68b3f9780014ee9d455dcc1ef3bab34e4 /drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c | |
| parent | brcmfmac: Always use fifo_credits, also for requested credits. (diff) | |
| download | kernel-qcow2-linux-5631becbb8703d73239e097d222b183aa4f24e40.tar.gz kernel-qcow2-linux-5631becbb8703d73239e097d222b183aa4f24e40.tar.xz kernel-qcow2-linux-5631becbb8703d73239e097d222b183aa4f24e40.zip | |
brcmfmac: add debugfs statistics for firmware-signalling
Added statistics for flow-control and packets dropped by the
driver.
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c index 79d60a658a67..70f70cea7f7d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c @@ -584,7 +584,7 @@ static int brcmf_fws_hanger_mark_suppressed(struct brcmf_fws_hanger *h, if (slot_id >= BRCMF_FWS_HANGER_MAXITEMS) return -ENOENT; - if (h->items[slot_id].state != BRCMF_FWS_HANGER_ITEM_STATE_INUSE) { + if (h->items[slot_id].state == BRCMF_FWS_HANGER_ITEM_STATE_FREE) { brcmf_err("entry not in use\n"); return -EINVAL; } @@ -894,8 +894,10 @@ brcmf_fws_flow_control_check(struct brcmf_fws_info *fws, struct pktq *pq, brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FWS_FC, false); if (!(ifp->netif_stop & BRCMF_NETIF_STOP_REASON_FWS_FC) && - pq->len >= BRCMF_FWS_FLOWCONTROL_HIWATER) + pq->len >= BRCMF_FWS_FLOWCONTROL_HIWATER) { + fws->stats.fws_flow_block++; brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FWS_FC, true); + } return; } @@ -1296,9 +1298,10 @@ brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot, } else if (flags == BRCMF_FWS_TXSTATUS_FW_PS_SUPPRESS) { fws->stats.txs_supp_ps++; remove_from_hanger = false; - } else if ((flags == BRCMF_FWS_TXSTATUS_FW_TOSSED) || - (flags == BRCMF_FWS_TXSTATUS_HOST_TOSSED)) + } else if (flags == BRCMF_FWS_TXSTATUS_FW_TOSSED) fws->stats.txs_tossed++; + else if (flags == BRCMF_FWS_TXSTATUS_HOST_TOSSED) + fws->stats.txs_host_tossed++; else brcmf_err("unexpected txstatus\n"); @@ -2030,4 +2033,6 @@ void brcmf_fws_bus_blocked(struct brcmf_pub *drvr, bool flow_blocked) fws->bus_flow_blocked = flow_blocked; if (!flow_blocked) brcmf_fws_schedule_deq(fws); + else + fws->stats.bus_flow_block++; } |