brcmfmac: no flow-control tlv signals when fcmode is NONE
The fcmode provided by module parameter defaults to NONE, which
means no flow-control is required. In this case flow-control
signals should not be enabled.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index 430baa2..22a6eb2 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -1221,16 +1221,12 @@
int brcmf_fws_init(struct brcmf_pub *drvr)
{
- u32 tlv = 0;
+ u32 tlv = BRCMF_FWS_FLAGS_RSSI_SIGNALS;
int rc;
if (!drvr->fw_signals)
return 0;
- tlv = BRCMF_FWS_FLAGS_RSSI_SIGNALS |
- BRCMF_FWS_FLAGS_XONXOFF_SIGNALS |
- BRCMF_FWS_FLAGS_CREDIT_STATUS_SIGNALS;
-
spin_lock_init(&drvr->fws_spinlock);
drvr->fws = kzalloc(sizeof(*(drvr->fws)), GFP_KERNEL);
@@ -1243,7 +1239,11 @@
drvr->fws->drvr = drvr;
drvr->fws->fcmode = fcmode;
- /* enable proptxtstatus signaling by default */
+ /* enable firmware signalling if fcmode active */
+ if (drvr->fws->fcmode != BRCMF_FWS_FCMODE_NONE)
+ tlv |= BRCMF_FWS_FLAGS_XONXOFF_SIGNALS |
+ BRCMF_FWS_FLAGS_CREDIT_STATUS_SIGNALS;
+
rc = brcmf_fil_iovar_int_set(drvr->iflist[0], "tlv", tlv);
if (rc < 0) {
brcmf_err("failed to set bdcv2 tlv signaling\n");