brcm80211: fmac: postpone dongle RF enabling.
BRCMF_C_UP is the command that asks the firmware to enable RF of
dongle. Some firmware initialization steps must be performed during
RF is down. Postpone BRCMF_C_UP firing until brcmf_netdev_open get
called to ensure firmware have enough time to finish
initialization.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@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/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index 00b6270..8933f9b 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -799,6 +799,7 @@
struct brcmf_bus *bus_if = drvr->bus_if;
u32 toe_ol;
s32 ret = 0;
+ uint up = 0;
brcmf_dbg(TRACE, "ifidx %d\n", ifp->idx);
@@ -822,6 +823,10 @@
drvr->iflist[ifp->idx]->ndev->features &=
~NETIF_F_IP_CSUM;
}
+
+ /* make sure RF is ready for work */
+ brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_UP, (char *)&up, sizeof(up));
+
/* Allow transmit calls */
netif_start_queue(ndev);
drvr->bus_if->drvr_up = true;