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path: root/drivers/net/wireless/brcm80211/brcmsmac
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/channel.c36
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/d11.h2
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c6
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c3
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c41
5 files changed, 49 insertions, 39 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/channel.c b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
index 55e9f45fce22..0efe88e25a9a 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/channel.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
@@ -628,6 +628,40 @@ brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm, const char *ccode,
return false;
}
+/*
+ * Indicates whether the country provided is valid to pass
+ * to cfg80211 or not.
+ *
+ * returns true if valid; false if not.
+ */
+static bool brcms_c_country_valid(const char *ccode)
+{
+ /*
+ * only allow ascii alpha uppercase for the first 2
+ * chars.
+ */
+ if (!((0x80 & ccode[0]) == 0 && ccode[0] >= 0x41 && ccode[0] <= 0x5A &&
+ (0x80 & ccode[1]) == 0 && ccode[1] >= 0x41 && ccode[1] <= 0x5A &&
+ ccode[2] == '\0'))
+ return false;
+
+ /*
+ * do not match ISO 3166-1 user assigned country codes
+ * that may be in the driver table
+ */
+ if (!strcmp("AA", ccode) || /* AA */
+ !strcmp("ZZ", ccode) || /* ZZ */
+ ccode[0] == 'X' || /* XA - XZ */
+ (ccode[0] == 'Q' && /* QM - QZ */
+ (ccode[1] >= 'M' && ccode[1] <= 'Z')))
+ return false;
+
+ if (!strcmp("NA", ccode))
+ return false;
+
+ return true;
+}
+
/* Lookup a country info structure from a null terminated country
* abbreviation and regrev directly with no translation.
*/
@@ -1089,7 +1123,7 @@ struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
/* store the country code for passing up as a regulatory hint */
ccode = getvar(wlc->hw->sih, BRCMS_SROM_CCODE);
- if (ccode)
+ if (ccode && brcms_c_country_valid(ccode))
strncpy(wlc->pub->srom_ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
/*
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/d11.h b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
index 1948cb2771e9..3f659e09f1cc 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
@@ -733,7 +733,7 @@ struct cck_phy_hdr {
do { \
plcp[1] = len & 0xff; \
plcp[2] = ((len >> 8) & 0xff); \
- } while (0);
+ } while (0)
#define BRCMS_SET_MIMO_PLCP_AMPDU(plcp) (plcp[3] |= MIMO_PLCP_AMPDU)
#define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3] &= ~MIMO_PLCP_AMPDU)
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index 569ab8abd2a1..aa15558f75c8 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -1069,11 +1069,7 @@ static struct brcms_info *brcms_attach(struct bcma_device *pdev)
wiphy_err(wl->wiphy, "%s: ieee80211_register_hw failed, status"
"%d\n", __func__, err);
- if (wl->pub->srom_ccode[0])
- err = brcms_set_hint(wl, wl->pub->srom_ccode);
- else
- err = brcms_set_hint(wl, "US");
- if (err)
+ if (wl->pub->srom_ccode[0] && brcms_set_hint(wl, wl->pub->srom_ccode))
wiphy_err(wl->wiphy, "%s: regulatory_hint failed, status %d\n",
__func__, err);
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
index ce8562aa5db0..0fce56235f38 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
@@ -207,8 +207,7 @@ static const iqcal_gain_params_lcnphy *tbl_iqcal_gainparams_lcnphy[1] = {
};
static const u16 iqcal_gainparams_numgains_lcnphy[1] = {
- sizeof(tbl_iqcal_gainparams_lcnphy_2G) /
- sizeof(*tbl_iqcal_gainparams_lcnphy_2G),
+ ARRAY_SIZE(tbl_iqcal_gainparams_lcnphy_2G),
};
static const struct lcnphy_sfo_cfg lcnphy_sfo_cfg[] = {
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c
index 39095741fd05..812b6e38526e 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c
@@ -16353,11 +16353,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
wlc_phy_set_rfseq_nphy(pi, NPHY_RFSEQ_RX2TX,
rfseq_rx2tx_events_rev3_ipa,
rfseq_rx2tx_dlys_rev3_ipa,
- sizeof
- (rfseq_rx2tx_events_rev3_ipa) /
- sizeof
- (rfseq_rx2tx_events_rev3_ipa
- [0]));
+ ARRAY_SIZE(rfseq_rx2tx_events_rev3_ipa));
mod_phy_reg(pi, 0x299, (0x3 << 14), (0x1 << 14));
mod_phy_reg(pi, 0x29d, (0x3 << 14), (0x1 << 14));
@@ -16858,18 +16854,13 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
wlc_phy_set_rfseq_nphy(pi, NPHY_RFSEQ_TX2RX,
rfseq_tx2rx_events_rev3,
rfseq_tx2rx_dlys_rev3,
- sizeof(rfseq_tx2rx_events_rev3) /
- sizeof(rfseq_tx2rx_events_rev3[0]));
+ ARRAY_SIZE(rfseq_tx2rx_events_rev3));
if (PHY_IPA(pi))
wlc_phy_set_rfseq_nphy(pi, NPHY_RFSEQ_RX2TX,
rfseq_rx2tx_events_rev3_ipa,
rfseq_rx2tx_dlys_rev3_ipa,
- sizeof
- (rfseq_rx2tx_events_rev3_ipa) /
- sizeof
- (rfseq_rx2tx_events_rev3_ipa
- [0]));
+ ARRAY_SIZE(rfseq_rx2tx_events_rev3_ipa));
if ((pi->sh->hw_phyrxchain != 0x3) &&
(pi->sh->hw_phyrxchain != pi->sh->hw_phytxchain)) {
@@ -16885,8 +16876,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
pi, NPHY_RFSEQ_RX2TX,
rfseq_rx2tx_events_rev3,
rfseq_rx2tx_dlys_rev3,
- sizeof(rfseq_rx2tx_events_rev3) /
- sizeof(rfseq_rx2tx_events_rev3[0]));
+ ARRAY_SIZE(rfseq_rx2tx_events_rev3));
}
if (CHSPEC_IS2G(pi->radio_chanspec))
@@ -17209,13 +17199,11 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
wlc_phy_set_rfseq_nphy(pi, NPHY_RFSEQ_RX2TX, rfseq_rx2tx_events,
rfseq_rx2tx_dlys,
- sizeof(rfseq_rx2tx_events) /
- sizeof(rfseq_rx2tx_events[0]));
+ ARRAY_SIZE(rfseq_rx2tx_events));
wlc_phy_set_rfseq_nphy(pi, NPHY_RFSEQ_TX2RX, rfseq_tx2rx_events,
rfseq_tx2rx_dlys,
- sizeof(rfseq_tx2rx_events) /
- sizeof(rfseq_tx2rx_events[0]));
+ ARRAY_SIZE(rfseq_tx2rx_events));
wlc_phy_workarounds_nphy_gainctrl(pi);
@@ -19357,8 +19345,7 @@ static void wlc_phy_spurwar_nphy(struct brcms_phy *pi)
}
if (isAdjustNoiseVar) {
- numTonesAdjust = sizeof(nphy_adj_tone_id_buf) /
- sizeof(nphy_adj_tone_id_buf[0]);
+ numTonesAdjust = ARRAY_SIZE(nphy_adj_tone_id_buf);
wlc_phy_adjust_min_noisevar_nphy(
pi,
@@ -25204,32 +25191,26 @@ static u8 wlc_phy_a3_nphy(struct brcms_phy *pi, u8 start_gain, u8 core)
phy_a15 = pad_gain_codes_used_2057rev5;
phy_a13 =
- sizeof(pad_gain_codes_used_2057rev5) /
- sizeof(pad_gain_codes_used_2057rev5
- [0]) - 1;
+ ARRAY_SIZE(pad_gain_codes_used_2057rev5) - 1;
} else if ((pi->pubpi.radiorev == 7)
|| (pi->pubpi.radiorev == 8)) {
phy_a15 = pad_gain_codes_used_2057rev7;
phy_a13 =
- sizeof(pad_gain_codes_used_2057rev7) /
- sizeof(pad_gain_codes_used_2057rev7
- [0]) - 1;
+ ARRAY_SIZE(pad_gain_codes_used_2057rev7) - 1;
} else {
phy_a15 = pad_all_gain_codes_2057;
- phy_a13 = sizeof(pad_all_gain_codes_2057) /
- sizeof(pad_all_gain_codes_2057[0]) -
+ phy_a13 = ARRAY_SIZE(pad_all_gain_codes_2057) -
1;
}
} else {
phy_a15 = pga_all_gain_codes_2057;
- phy_a13 = sizeof(pga_all_gain_codes_2057) /
- sizeof(pga_all_gain_codes_2057[0]) - 1;
+ phy_a13 = ARRAY_SIZE(pga_all_gain_codes_2057) - 1;
}
phy_a14 = 0;