From 5e787f7588ff69d3bcd546a64bf70e58a4e98fc5 Mon Sep 17 00:00:00 2001 From: Daniel Kim Date: Sat, 21 Jun 2014 12:11:18 +0200 Subject: [PATCH] brcmfmac: Don't control mpc setting during scan operation Instead of controlling mpc setting during scan operation, initialize mpc setting and then let firmware take care of it. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Daniel Kim [arend@broadcom.com: keep mpc setting for bcm4329] Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c | 7 +++++++ drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c | 16 +++++++++++----- 2 files changed, 18 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index ed3e32ce8c23..d991f8e3d9ec 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -282,6 +282,13 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) ptr = strrchr(buf, ' ') + 1; strlcpy(ifp->drvr->fwver, ptr, sizeof(ifp->drvr->fwver)); + /* set mpc */ + err = brcmf_fil_iovar_int_set(ifp, "mpc", 1); + if (err) { + brcmf_err("failed setting mpc\n"); + goto done; + } + /* * Setup timeout if Beacons are lost and roam is off to report * link down diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 46b57eafa130..9682cf213ec4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -590,6 +590,12 @@ static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, } } +static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) +{ + if ((brcmf_get_chip_info(ifp) >> 4) == 0x4329) + brcmf_set_mpc(ifp, mpc); +} + void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) { s32 err = 0; @@ -643,7 +649,7 @@ s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, brcmf_err("Scan abort failed\n"); } - brcmf_set_mpc(ifp, 1); + brcmf_scan_config_mpc(ifp, 1); /* * e-scan can be initiated by scheduled scan @@ -922,7 +928,7 @@ brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, brcmf_err("error (%d)\n", err); return err; } - brcmf_set_mpc(ifp, 0); + brcmf_scan_config_mpc(ifp, 0); results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; results->version = 0; results->count = 0; @@ -930,7 +936,7 @@ brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); if (err) - brcmf_set_mpc(ifp, 1); + brcmf_scan_config_mpc(ifp, 1); return err; } @@ -1021,7 +1027,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } - brcmf_set_mpc(ifp, 0); + brcmf_scan_config_mpc(ifp, 0); err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &sr->ssid_le, sizeof(sr->ssid_le)); if (err) { @@ -1031,7 +1037,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, else brcmf_err("WLC_SCAN error (%d)\n", err); - brcmf_set_mpc(ifp, 1); + brcmf_scan_config_mpc(ifp, 1); goto scan_out; } } -- 2.11.0