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path: root/drivers/net/wireless/brcm80211/brcmsmac/channel.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/channel.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/channel.c1591
1 files changed, 1591 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/channel.c b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
new file mode 100644
index 000000000000..89ad1b7dab8f
--- /dev/null
+++ b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
@@ -0,0 +1,1591 @@
+/*
+ * Copyright (c) 2010 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <linux/types.h>
+#include <net/mac80211.h>
+
+#include <defs.h>
+#include "pub.h"
+#include "phy/phy_hal.h"
+#include "main.h"
+#include "stf.h"
+#include "channel.h"
+
+/* QDB() macro takes a dB value and converts to a quarter dB value */
+#define QDB(n) ((n) * BRCMS_TXPWR_DB_FACTOR)
+
+#define LOCALE_CHAN_01_11 (1<<0)
+#define LOCALE_CHAN_12_13 (1<<1)
+#define LOCALE_CHAN_14 (1<<2)
+#define LOCALE_SET_5G_LOW_JP1 (1<<3) /* 34-48, step 2 */
+#define LOCALE_SET_5G_LOW_JP2 (1<<4) /* 34-46, step 4 */
+#define LOCALE_SET_5G_LOW1 (1<<5) /* 36-48, step 4 */
+#define LOCALE_SET_5G_LOW2 (1<<6) /* 52 */
+#define LOCALE_SET_5G_LOW3 (1<<7) /* 56-64, step 4 */
+#define LOCALE_SET_5G_MID1 (1<<8) /* 100-116, step 4 */
+#define LOCALE_SET_5G_MID2 (1<<9) /* 120-124, step 4 */
+#define LOCALE_SET_5G_MID3 (1<<10) /* 128 */
+#define LOCALE_SET_5G_HIGH1 (1<<11) /* 132-140, step 4 */
+#define LOCALE_SET_5G_HIGH2 (1<<12) /* 149-161, step 4 */
+#define LOCALE_SET_5G_HIGH3 (1<<13) /* 165 */
+#define LOCALE_CHAN_52_140_ALL (1<<14)
+#define LOCALE_SET_5G_HIGH4 (1<<15) /* 184-216 */
+
+#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | \
+ LOCALE_SET_5G_LOW2 | \
+ LOCALE_SET_5G_LOW3)
+#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3)
+#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2)
+#define LOCALE_CHAN_100_140 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | \
+ LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1)
+#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3)
+#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4
+
+#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | \
+ LOCALE_CHAN_12_13 | \
+ LOCALE_CHAN_14)
+
+#define LOCALE_RADAR_SET_NONE 0
+#define LOCALE_RADAR_SET_1 1
+
+#define LOCALE_RESTRICTED_NONE 0
+#define LOCALE_RESTRICTED_SET_2G_SHORT 1
+#define LOCALE_RESTRICTED_CHAN_165 2
+#define LOCALE_CHAN_ALL_5G 3
+#define LOCALE_RESTRICTED_JAPAN_LEGACY 4
+#define LOCALE_RESTRICTED_11D_2G 5
+#define LOCALE_RESTRICTED_11D_5G 6
+#define LOCALE_RESTRICTED_LOW_HI 7
+#define LOCALE_RESTRICTED_12_13_14 8
+
+#define LOCALE_2G_IDX_i 0
+#define LOCALE_5G_IDX_11 0
+#define LOCALE_MIMO_IDX_bn 0
+#define LOCALE_MIMO_IDX_11n 0
+
+/* max of BAND_5G_PWR_LVLS and 6 for 2.4 GHz */
+#define BRCMS_MAXPWR_TBL_SIZE 6
+/* max of BAND_5G_PWR_LVLS and 14 for 2.4 GHz */
+#define BRCMS_MAXPWR_MIMO_TBL_SIZE 14
+
+/* power level in group of 2.4GHz band channels:
+ * maxpwr[0] - CCK channels [1]
+ * maxpwr[1] - CCK channels [2-10]
+ * maxpwr[2] - CCK channels [11-14]
+ * maxpwr[3] - OFDM channels [1]
+ * maxpwr[4] - OFDM channels [2-10]
+ * maxpwr[5] - OFDM channels [11-14]
+ */
+
+/* maxpwr mapping to 5GHz band channels:
+ * maxpwr[0] - channels [34-48]
+ * maxpwr[1] - channels [52-60]
+ * maxpwr[2] - channels [62-64]
+ * maxpwr[3] - channels [100-140]
+ * maxpwr[4] - channels [149-165]
+ */
+#define BAND_5G_PWR_LVLS 5 /* 5 power levels for 5G */
+
+#define LC(id) LOCALE_MIMO_IDX_ ## id
+
+#define LC_2G(id) LOCALE_2G_IDX_ ## id
+
+#define LC_5G(id) LOCALE_5G_IDX_ ## id
+
+#define LOCALES(band2, band5, mimo2, mimo5) \
+ {LC_2G(band2), LC_5G(band5), LC(mimo2), LC(mimo5)}
+
+/* macro to get 2.4 GHz channel group index for tx power */
+#define CHANNEL_POWER_IDX_2G_CCK(c) (((c) < 2) ? 0 : (((c) < 11) ? 1 : 2))
+#define CHANNEL_POWER_IDX_2G_OFDM(c) (((c) < 2) ? 3 : (((c) < 11) ? 4 : 5))
+
+/* macro to get 5 GHz channel group index for tx power */
+#define CHANNEL_POWER_IDX_5G(c) (((c) < 52) ? 0 : \
+ (((c) < 62) ? 1 : \
+ (((c) < 100) ? 2 : \
+ (((c) < 149) ? 3 : 4))))
+
+#define ISDFS_EU(fl) (((fl) & BRCMS_DFS_EU) == BRCMS_DFS_EU)
+
+struct brcms_cm_band {
+ /* struct locale_info flags */
+ u8 locale_flags;
+ /* List of valid channels in the country */
+ struct brcms_chanvec valid_channels;
+ /* List of restricted use channels */
+ const struct brcms_chanvec *restricted_channels;
+ /* List of radar sensitive channels */
+ const struct brcms_chanvec *radar_channels;
+ u8 PAD[8];
+};
+
+ /* locale per-channel tx power limits for MIMO frames
+ * maxpwr arrays are index by channel for 2.4 GHz limits, and
+ * by sub-band for 5 GHz limits using CHANNEL_POWER_IDX_5G(channel)
+ */
+struct locale_mimo_info {
+ /* tx 20 MHz power limits, qdBm units */
+ s8 maxpwr20[BRCMS_MAXPWR_MIMO_TBL_SIZE];
+ /* tx 40 MHz power limits, qdBm units */
+ s8 maxpwr40[BRCMS_MAXPWR_MIMO_TBL_SIZE];
+ u8 flags;
+};
+
+/* Country names and abbreviations with locale defined from ISO 3166 */
+struct country_info {
+ const u8 locale_2G; /* 2.4G band locale */
+ const u8 locale_5G; /* 5G band locale */
+ const u8 locale_mimo_2G; /* 2.4G mimo info */
+ const u8 locale_mimo_5G; /* 5G mimo info */
+};
+
+struct brcms_cm_info {
+ struct brcms_pub *pub;
+ struct brcms_c_info *wlc;
+ char srom_ccode[BRCM_CNTRY_BUF_SZ]; /* Country Code in SROM */
+ uint srom_regrev; /* Regulatory Rev for the SROM ccode */
+ const struct country_info *country; /* current country def */
+ char ccode[BRCM_CNTRY_BUF_SZ]; /* current internal Country Code */
+ uint regrev; /* current Regulatory Revision */
+ char country_abbrev[BRCM_CNTRY_BUF_SZ]; /* current advertised ccode */
+ /* per-band state (one per phy/radio) */
+ struct brcms_cm_band bandstate[MAXBANDS];
+ /* quiet channels currently for radar sensitivity or 11h support */
+ /* channels on which we cannot transmit */
+ struct brcms_chanvec quiet_channels;
+};
+
+/* locale channel and power info. */
+struct locale_info {
+ u32 valid_channels;
+ /* List of radar sensitive channels */
+ u8 radar_channels;
+ /* List of channels used only if APs are detected */
+ u8 restricted_channels;
+ /* Max tx pwr in qdBm for each sub-band */
+ s8 maxpwr[BRCMS_MAXPWR_TBL_SIZE];
+ /* Country IE advertised max tx pwr in dBm per sub-band */
+ s8 pub_maxpwr[BAND_5G_PWR_LVLS];
+ u8 flags;
+};
+
+/* Regulatory Matrix Spreadsheet (CLM) MIMO v3.7.9 */
+
+/*
+ * Some common channel sets
+ */
+
+/* No channels */
+static const struct brcms_chanvec chanvec_none = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* All 2.4 GHz HW channels */
+static const struct brcms_chanvec chanvec_all_2G = {
+ {0xfe, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* All 5 GHz HW channels */
+static const struct brcms_chanvec chanvec_all_5G = {
+ {0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x11, 0x11,
+ 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11,
+ 0x11, 0x11, 0x20, 0x22, 0x22, 0x00, 0x00, 0x11,
+ 0x11, 0x11, 0x11, 0x01}
+};
+
+/*
+ * Radar channel sets
+ */
+
+/* Channels 52 - 64, 100 - 140 */
+static const struct brcms_chanvec radar_set1 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, /* 52 - 60 */
+ 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, /* 64, 100 - 124 */
+ 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 128 - 140 */
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/*
+ * Restricted channel sets
+ */
+
+/* Channels 34, 38, 42, 46 */
+static const struct brcms_chanvec restricted_set_japan_legacy = {
+ {0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* Channels 12, 13 */
+static const struct brcms_chanvec restricted_set_2g_short = {
+ {0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* Channel 165 */
+static const struct brcms_chanvec restricted_chan_165 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* Channels 36 - 48 & 149 - 165 */
+static const struct brcms_chanvec restricted_low_hi = {
+ {0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x20, 0x22, 0x22, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* Channels 12 - 14 */
+static const struct brcms_chanvec restricted_set_12_13_14 = {
+ {0x00, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+/* global memory to provide working buffer for expanded locale */
+
+static const struct brcms_chanvec *g_table_radar_set[] = {
+ &chanvec_none,
+ &radar_set1
+};
+
+static const struct brcms_chanvec *g_table_restricted_chan[] = {
+ &chanvec_none, /* restricted_set_none */
+ &restricted_set_2g_short,
+ &restricted_chan_165,
+ &chanvec_all_5G,
+ &restricted_set_japan_legacy,
+ &chanvec_all_2G, /* restricted_set_11d_2G */
+ &chanvec_all_5G, /* restricted_set_11d_5G */
+ &restricted_low_hi,
+ &restricted_set_12_13_14
+};
+
+static const struct brcms_chanvec locale_2g_01_11 = {
+ {0xfe, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_2g_12_13 = {
+ {0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_2g_14 = {
+ {0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_LOW_JP1 = {
+ {0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_LOW_JP2 = {
+ {0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_LOW1 = {
+ {0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_LOW2 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_LOW3 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11,
+ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_MID1 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_MID2 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_MID3 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_HIGH1 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x10, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_HIGH2 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x20, 0x22, 0x02, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_HIGH3 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_52_140_ALL = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11,
+ 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
+ 0x11, 0x11, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00}
+};
+
+static const struct brcms_chanvec locale_5g_HIGH4 = {
+ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11,
+ 0x11, 0x11, 0x11, 0x11}
+};
+
+static const struct brcms_chanvec *g_table_locale_base[] = {
+ &locale_2g_01_11,
+ &locale_2g_12_13,
+ &locale_2g_14,
+ &locale_5g_LOW_JP1,
+ &locale_5g_LOW_JP2,
+ &locale_5g_LOW1,
+ &locale_5g_LOW2,
+ &locale_5g_LOW3,
+ &locale_5g_MID1,
+ &locale_5g_MID2,
+ &locale_5g_MID3,
+ &locale_5g_HIGH1,
+ &locale_5g_HIGH2,
+ &locale_5g_HIGH3,
+ &locale_5g_52_140_ALL,
+ &locale_5g_HIGH4
+};
+
+static void brcms_c_locale_add_channels(struct brcms_chanvec *target,
+ const struct brcms_chanvec *channels)
+{
+ u8 i;
+ for (i = 0; i < sizeof(struct brcms_chanvec); i++)
+ target->vec[i] |= channels->vec[i];
+}
+
+static void brcms_c_locale_get_channels(const struct locale_info *locale,
+ struct brcms_chanvec *channels)
+{
+ u8 i;
+
+ memset(channels, 0, sizeof(struct brcms_chanvec));
+
+ for (i = 0; i < ARRAY_SIZE(g_table_locale_base); i++) {
+ if (locale->valid_channels & (1 << i))
+ brcms_c_locale_add_channels(channels,
+ g_table_locale_base[i]);
+ }
+}
+
+/*
+ * Locale Definitions - 2.4 GHz
+ */
+static const struct locale_info locale_i = { /* locale i. channel 1 - 13 */
+ LOCALE_CHAN_01_11 | LOCALE_CHAN_12_13,
+ LOCALE_RADAR_SET_NONE,
+ LOCALE_RESTRICTED_SET_2G_SHORT,
+ {QDB(19), QDB(19), QDB(19),
+ QDB(19), QDB(19), QDB(19)},
+ {20, 20, 20, 0},
+ BRCMS_EIRP
+};
+
+/*
+ * Locale Definitions - 5 GHz
+ */
+static const struct locale_info locale_11 = {
+ /* locale 11. channel 36 - 48, 52 - 64, 100 - 140, 149 - 165 */
+ LOCALE_CHAN_36_64 | LOCALE_CHAN_100_140 | LOCALE_CHAN_149_165,
+ LOCALE_RADAR_SET_1,
+ LOCALE_RESTRICTED_NONE,
+ {QDB(21), QDB(21), QDB(21), QDB(21), QDB(21)},
+ {23, 23, 23, 30, 30},
+ BRCMS_EIRP | BRCMS_DFS_EU
+};
+
+static const struct locale_info *g_locale_2g_table[] = {
+ &locale_i
+};
+
+static const struct locale_info *g_locale_5g_table[] = {
+ &locale_11
+};
+
+/*
+ * MIMO Locale Definitions - 2.4 GHz
+ */
+static const struct locale_mimo_info locale_bn = {
+ {QDB(13), QDB(13), QDB(13), QDB(13), QDB(13),
+ QDB(13), QDB(13), QDB(13), QDB(13), QDB(13),
+ QDB(13), QDB(13), QDB(13)},
+ {0, 0, QDB(13), QDB(13), QDB(13),
+ QDB(13), QDB(13), QDB(13), QDB(13), QDB(13),
+ QDB(13), 0, 0},
+ 0
+};
+
+static const struct locale_mimo_info *g_mimo_2g_table[] = {
+ &locale_bn
+};
+
+/*
+ * MIMO Locale Definitions - 5 GHz
+ */
+static const struct locale_mimo_info locale_11n = {
+ { /* 12.5 dBm */ 50, 50, 50, QDB(15), QDB(15)},
+ {QDB(14), QDB(15), QDB(15), QDB(15), QDB(15)},
+ 0
+};
+
+static const struct locale_mimo_info *g_mimo_5g_table[] = {
+ &locale_11n
+};
+
+static const struct {
+ char abbrev[BRCM_CNTRY_BUF_SZ]; /* country abbreviation */
+ struct country_info country;
+} cntry_locales[] = {
+ {
+ "X2", LOCALES(i, 11, bn, 11n)}, /* Worldwide RoW 2 */
+};
+
+#ifdef SUPPORT_40MHZ
+/* 20MHz channel info for 40MHz pairing support */
+struct chan20_info {
+ u8 sb;
+ u8 adj_sbs;
+};
+
+/* indicates adjacent channels that are allowed for a 40 Mhz channel and
+ * those that permitted by the HT
+ */
+struct chan20_info chan20_info[] = {
+ /* 11b/11g */
+/* 0 */ {1, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 1 */ {2, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 2 */ {3, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 3 */ {4, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 4 */ {5, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)},
+/* 5 */ {6, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)},
+/* 6 */ {7, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)},
+/* 7 */ {8, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)},
+/* 8 */ {9, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)},
+/* 9 */ {10, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 10 */ {11, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 11 */ {12, (CH_LOWER_SB)},
+/* 12 */ {13, (CH_LOWER_SB)},
+/* 13 */ {14, (CH_LOWER_SB)},
+
+/* 11a japan high */
+/* 14 */ {34, (CH_UPPER_SB)},
+/* 15 */ {38, (CH_LOWER_SB)},
+/* 16 */ {42, (CH_LOWER_SB)},
+/* 17 */ {46, (CH_LOWER_SB)},
+
+/* 11a usa low */
+/* 18 */ {36, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 19 */ {40, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 20 */ {44, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 21 */ {48, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 22 */ {52, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 23 */ {56, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 24 */ {60, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 25 */ {64, (CH_LOWER_SB | CH_EWA_VALID)},
+
+/* 11a Europe */
+/* 26 */ {100, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 27 */ {104, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 28 */ {108, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 29 */ {112, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 30 */ {116, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 31 */ {120, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 32 */ {124, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 33 */ {128, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 34 */ {132, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 35 */ {136, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 36 */ {140, (CH_LOWER_SB)},
+
+/* 11a usa high, ref5 only */
+/* The 0x80 bit in pdiv means these are REF5, other entries are REF20 */
+/* 37 */ {149, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 38 */ {153, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 39 */ {157, (CH_UPPER_SB | CH_EWA_VALID)},
+/* 40 */ {161, (CH_LOWER_SB | CH_EWA_VALID)},
+/* 41 */ {165, (CH_LOWER_SB)},
+
+/* 11a japan */
+/* 42 */ {184, (CH_UPPER_SB)},
+/* 43 */ {188, (CH_LOWER_SB)},
+/* 44 */ {192, (CH_UPPER_SB)},
+/* 45 */ {196, (CH_LOWER_SB)},
+/* 46 */ {200, (CH_UPPER_SB)},
+/* 47 */ {204, (CH_LOWER_SB)},
+/* 48 */ {208, (CH_UPPER_SB)},
+/* 49 */ {212, (CH_LOWER_SB)},
+/* 50 */ {216, (CH_LOWER_SB)}
+};
+#endif /* SUPPORT_40MHZ */
+
+static const struct locale_info *brcms_c_get_locale_2g(u8 locale_idx)
+{
+ if (locale_idx >= ARRAY_SIZE(g_locale_2g_table))
+ return NULL; /* error condition */
+
+ return g_locale_2g_table[locale_idx];
+}
+
+static const struct locale_info *brcms_c_get_locale_5g(u8 locale_idx)
+{
+ if (locale_idx >= ARRAY_SIZE(g_locale_5g_table))
+ return NULL; /* error condition */
+
+ return g_locale_5g_table[locale_idx];
+}
+
+static const struct locale_mimo_info *brcms_c_get_mimo_2g(u8 locale_idx)
+{
+ if (locale_idx >= ARRAY_SIZE(g_mimo_2g_table))
+ return NULL;
+
+ return g_mimo_2g_table[locale_idx];
+}
+
+static const struct locale_mimo_info *brcms_c_get_mimo_5g(u8 locale_idx)
+{
+ if (locale_idx >= ARRAY_SIZE(g_mimo_5g_table))
+ return NULL;
+
+ return g_mimo_5g_table[locale_idx];
+}
+
+static int
+brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm, const char *ccode,
+ char *mapped_ccode, uint *mapped_regrev)
+{
+ return false;
+}
+
+/* Lookup a country info structure from a null terminated country
+ * abbreviation and regrev directly with no translation.
+ */
+static const struct country_info *
+brcms_c_country_lookup_direct(const char *ccode, uint regrev)
+{
+ uint size, i;
+
+ /* Should just return 0 for single locale driver. */
+ /* Keep it this way in case we add more locales. (for now anyway) */
+
+ /*
+ * all other country def arrays are for regrev == 0, so if
+ * regrev is non-zero, fail
+ */
+ if (regrev > 0)
+ return NULL;
+
+ /* find matched table entry from country code */
+ size = ARRAY_SIZE(cntry_locales);
+ for (i = 0; i < size; i++) {
+ if (strcmp(ccode, cntry_locales[i].abbrev) == 0)
+ return &cntry_locales[i].country;
+ }
+ return NULL;
+}
+
+static const struct country_info *
+brcms_c_countrycode_map(struct brcms_cm_info *wlc_cm, const char *ccode,
+ char *mapped_ccode, uint *mapped_regrev)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ const struct country_info *country;
+ uint srom_regrev = wlc_cm->srom_regrev;
+ const char *srom_ccode = wlc_cm->srom_ccode;
+ int mapped;
+
+ /* check for currently supported ccode size */
+ if (strlen(ccode) > (BRCM_CNTRY_BUF_SZ - 1)) {
+ wiphy_err(wlc->wiphy, "wl%d: %s: ccode \"%s\" too long for "
+ "match\n", wlc->pub->unit, __func__, ccode);
+ return NULL;
+ }
+
+ /* default mapping is the given ccode and regrev 0 */
+ strncpy(mapped_ccode, ccode, BRCM_CNTRY_BUF_SZ);
+ *mapped_regrev = 0;
+
+ /* If the desired country code matches the srom country code,
+ * then the mapped country is the srom regulatory rev.
+ * Otherwise look for an aggregate mapping.
+ */
+ if (!strcmp(srom_ccode, ccode)) {
+ *mapped_regrev = srom_regrev;
+ mapped = 0;
+ wiphy_err(wlc->wiphy, "srom_code == ccode %s\n", __func__);
+ } else {
+ mapped =
+ brcms_c_country_aggregate_map(wlc_cm, ccode, mapped_ccode,
+ mapped_regrev);
+ }
+
+ /* find the matching built-in country definition */
+ country = brcms_c_country_lookup_direct(mapped_ccode, *mapped_regrev);
+
+ /* if there is not an exact rev match, default to rev zero */
+ if (country == NULL && *mapped_regrev != 0) {
+ *mapped_regrev = 0;
+ country =
+ brcms_c_country_lookup_direct(mapped_ccode, *mapped_regrev);
+ }
+
+ return country;
+}
+
+/* Lookup a country info structure from a null terminated country code
+ * The lookup is case sensitive.
+ */
+static const struct country_info *
+brcms_c_country_lookup(struct brcms_c_info *wlc, const char *ccode)
+{
+ const struct country_info *country;
+ char mapped_ccode[BRCM_CNTRY_BUF_SZ];
+ uint mapped_regrev;
+
+ /*
+ * map the country code to a built-in country code, regrev, and
+ * country_info struct
+ */
+ country = brcms_c_countrycode_map(wlc->cmi, ccode, mapped_ccode,
+ &mapped_regrev);
+
+ return country;
+}
+
+/*
+ * reset the quiet channels vector to the union
+ * of the restricted and radar channel sets
+ */
+static void brcms_c_quiet_channels_reset(struct brcms_cm_info *wlc_cm)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ uint i, j;
+ struct brcms_band *band;
+ const struct brcms_chanvec *chanvec;
+
+ memset(&wlc_cm->quiet_channels, 0, sizeof(struct brcms_chanvec));
+
+ band = wlc->band;
+ for (i = 0; i < wlc->pub->_nbands;
+ i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) {
+
+ /* initialize quiet channels for restricted channels */
+ chanvec = wlc_cm->bandstate[band->bandunit].restricted_channels;
+ for (j = 0; j < sizeof(struct brcms_chanvec); j++)
+ wlc_cm->quiet_channels.vec[j] |= chanvec->vec[j];
+
+ }
+}
+
+/* Is the channel valid for the current locale and current band? */
+static bool brcms_c_valid_channel20(struct brcms_cm_info *wlc_cm, uint val)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+
+ return ((val < MAXCHANNEL) &&
+ isset(wlc_cm->bandstate[wlc->band->bandunit].valid_channels.vec,
+ val));
+}
+
+/* Is the channel valid for the current locale and specified band? */
+static bool brcms_c_valid_channel20_in_band(struct brcms_cm_info *wlc_cm,
+ uint bandunit, uint val)
+{
+ return ((val < MAXCHANNEL)
+ && isset(wlc_cm->bandstate[bandunit].valid_channels.vec, val));
+}
+
+/* Is the channel valid for the current locale? (but don't consider channels not
+ * available due to bandlocking)
+ */
+static bool brcms_c_valid_channel20_db(struct brcms_cm_info *wlc_cm, uint val)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+
+ return brcms_c_valid_channel20(wlc->cmi, val) ||
+ (!wlc->bandlocked
+ && brcms_c_valid_channel20_in_band(wlc->cmi,
+ OTHERBANDUNIT(wlc), val));
+}
+
+/* JP, J1 - J10 are Japan ccodes */
+static bool brcms_c_japan_ccode(const char *ccode)
+{
+ return (ccode[0] == 'J' &&
+ (ccode[1] == 'P' || (ccode[1] >= '1' && ccode[1] <= '9')));
+}
+
+/* Returns true if currently set country is Japan or variant */
+static bool brcms_c_japan(struct brcms_c_info *wlc)
+{
+ return brcms_c_japan_ccode(wlc->cmi->country_abbrev);
+}
+
+static void
+brcms_c_channel_min_txpower_limits_with_local_constraint(
+ struct brcms_cm_info *wlc_cm, struct txpwr_limits *txpwr,
+ u8 local_constraint_qdbm)
+{
+ int j;
+
+ /* CCK Rates */
+ for (j = 0; j < WL_TX_POWER_CCK_NUM; j++)
+ txpwr->cck[j] = min(txpwr->cck[j], local_constraint_qdbm);
+
+ /* 20 MHz Legacy OFDM SISO */
+ for (j = 0; j < WL_TX_POWER_OFDM_NUM; j++)
+ txpwr->ofdm[j] = min(txpwr->ofdm[j], local_constraint_qdbm);
+
+ /* 20 MHz Legacy OFDM CDD */
+ for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++)
+ txpwr->ofdm_cdd[j] =
+ min(txpwr->ofdm_cdd[j], local_constraint_qdbm);
+
+ /* 40 MHz Legacy OFDM SISO */
+ for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++)
+ txpwr->ofdm_40_siso[j] =
+ min(txpwr->ofdm_40_siso[j], local_constraint_qdbm);
+
+ /* 40 MHz Legacy OFDM CDD */
+ for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++)
+ txpwr->ofdm_40_cdd[j] =
+ min(txpwr->ofdm_40_cdd[j], local_constraint_qdbm);
+
+ /* 20MHz MCS 0-7 SISO */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_20_siso[j] =
+ min(txpwr->mcs_20_siso[j], local_constraint_qdbm);
+
+ /* 20MHz MCS 0-7 CDD */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_20_cdd[j] =
+ min(txpwr->mcs_20_cdd[j], local_constraint_qdbm);
+
+ /* 20MHz MCS 0-7 STBC */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_20_stbc[j] =
+ min(txpwr->mcs_20_stbc[j], local_constraint_qdbm);
+
+ /* 20MHz MCS 8-15 MIMO */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_2_STREAM; j++)
+ txpwr->mcs_20_mimo[j] =
+ min(txpwr->mcs_20_mimo[j], local_constraint_qdbm);
+
+ /* 40MHz MCS 0-7 SISO */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_40_siso[j] =
+ min(txpwr->mcs_40_siso[j], local_constraint_qdbm);
+
+ /* 40MHz MCS 0-7 CDD */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_40_cdd[j] =
+ min(txpwr->mcs_40_cdd[j], local_constraint_qdbm);
+
+ /* 40MHz MCS 0-7 STBC */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++)
+ txpwr->mcs_40_stbc[j] =
+ min(txpwr->mcs_40_stbc[j], local_constraint_qdbm);
+
+ /* 40MHz MCS 8-15 MIMO */
+ for (j = 0; j < BRCMS_NUM_RATES_MCS_2_STREAM; j++)
+ txpwr->mcs_40_mimo[j] =
+ min(txpwr->mcs_40_mimo[j], local_constraint_qdbm);
+
+ /* 40MHz MCS 32 */
+ txpwr->mcs32 = min(txpwr->mcs32, local_constraint_qdbm);
+
+}
+
+/* Update the radio state (enable/disable) and tx power targets
+ * based on a new set of channel/regulatory information
+ */
+static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ uint chan;
+ struct txpwr_limits txpwr;
+
+ /* search for the existence of any valid channel */
+ for (chan = 0; chan < MAXCHANNEL; chan++) {
+ if (brcms_c_valid_channel20_db(wlc->cmi, chan))
+ break;
+ }
+ if (chan == MAXCHANNEL)
+ chan = INVCHANNEL;
+
+ /*
+ * based on the channel search above, set or
+ * clear WL_RADIO_COUNTRY_DISABLE.
+ */
+ if (chan == INVCHANNEL) {
+ /*
+ * country/locale with no valid channels, set
+ * the radio disable bit
+ */
+ mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
+ wiphy_err(wlc->wiphy, "wl%d: %s: no valid channel for \"%s\" "
+ "nbands %d bandlocked %d\n", wlc->pub->unit,
+ __func__, wlc_cm->country_abbrev, wlc->pub->_nbands,
+ wlc->bandlocked);
+ } else if (mboolisset(wlc->pub->radio_disabled,
+ WL_RADIO_COUNTRY_DISABLE)) {
+ /*
+ * country/locale with valid channel, clear
+ * the radio disable bit
+ */
+ mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
+ }
+
+ /*
+ * Now that the country abbreviation is set, if the radio supports 2G,
+ * then set channel 14 restrictions based on the new locale.
+ */
+ if (wlc->pub->_nbands > 1 || wlc->band->bandtype == BRCM_BAND_2G)
+ wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi,
+ brcms_c_japan(wlc) ? true :
+ false);
+
+ if (wlc->pub->up && chan != INVCHANNEL) {
+ brcms_c_channel_reg_limits(wlc_cm, wlc->chanspec, &txpwr);
+ brcms_c_channel_min_txpower_limits_with_local_constraint(wlc_cm,
+ &txpwr, BRCMS_TXPWR_MAX);
+ wlc_phy_txpower_limit_set(wlc->band->pi, &txpwr, wlc->chanspec);
+ }
+}
+
+static int
+brcms_c_channels_init(struct brcms_cm_info *wlc_cm,
+ const struct country_info *country)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ uint i, j;
+ struct brcms_band *band;
+ const struct locale_info *li;
+ struct brcms_chanvec sup_chan;
+ const struct locale_mimo_info *li_mimo;
+
+ band = wlc->band;
+ for (i = 0; i < wlc->pub->_nbands;
+ i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) {
+
+ li = (band->bandtype == BRCM_BAND_5G) ?
+ brcms_c_get_locale_5g(country->locale_5G) :
+ brcms_c_get_locale_2g(country->locale_2G);
+ wlc_cm->bandstate[band->bandunit].locale_flags = li->flags;
+ li_mimo = (band->bandtype == BRCM_BAND_5G) ?
+ brcms_c_get_mimo_5g(country->locale_mimo_5G) :
+ brcms_c_get_mimo_2g(country->locale_mimo_2G);
+
+ /* merge the mimo non-mimo locale flags */
+ wlc_cm->bandstate[band->bandunit].locale_flags |=
+ li_mimo->flags;
+
+ wlc_cm->bandstate[band->bandunit].restricted_channels =
+ g_table_restricted_chan[li->restricted_channels];
+ wlc_cm->bandstate[band->bandunit].radar_channels =
+ g_table_radar_set[li->radar_channels];
+
+ /*
+ * set the channel availability, masking out the channels
+ * that may not be supported on this phy.
+ */
+ wlc_phy_chanspec_band_validch(band->pi, band->bandtype,
+ &sup_chan);
+ brcms_c_locale_get_channels(li,
+ &wlc_cm->bandstate[band->bandunit].
+ valid_channels);
+ for (j = 0; j < sizeof(struct brcms_chanvec); j++)
+ wlc_cm->bandstate[band->bandunit].valid_channels.
+ vec[j] &= sup_chan.vec[j];
+ }
+
+ brcms_c_quiet_channels_reset(wlc_cm);
+ brcms_c_channels_commit(wlc_cm);
+
+ return 0;
+}
+
+/*
+ * set the driver's current country and regulatory information
+ * using a country code as the source. Look up built in country
+ * information found with the country code.
+ */
+static void
+brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
+ const char *country_abbrev,
+ const char *ccode, uint regrev,
+ const struct country_info *country)
+{
+ const struct locale_info *locale;
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
+
+ /* save current country state */
+ wlc_cm->country = country;
+
+ memset(&prev_country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
+ strncpy(prev_country_abbrev, wlc_cm->country_abbrev,
+ BRCM_CNTRY_BUF_SZ - 1);
+
+ strncpy(wlc_cm->country_abbrev, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
+ strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
+ wlc_cm->regrev = regrev;
+
+ if ((wlc->pub->_n_enab & SUPPORT_11N) !=
+ wlc->protection->nmode_user)
+ brcms_c_set_nmode(wlc);
+
+ brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
+ brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
+ /* set or restore gmode as required by regulatory */
+ locale = brcms_c_get_locale_2g(country->locale_2G);
+ if (locale && (locale->flags & BRCMS_NO_OFDM))
+ brcms_c_set_gmode(wlc, GMODE_LEGACY_B, false);
+ else
+ brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false);
+
+ brcms_c_channels_init(wlc_cm, country);
+
+ return;
+}
+
+static int
+brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm,
+ const char *country_abbrev,
+ const char *ccode, int regrev)
+{
+ const struct country_info *country;
+ char mapped_ccode[BRCM_CNTRY_BUF_SZ];
+ uint mapped_regrev;
+
+ /* if regrev is -1, lookup the mapped country code,
+ * otherwise use the ccode and regrev directly
+ */
+ if (regrev == -1) {
+ /*
+ * map the country code to a built-in country
+ * code, regrev, and country_info
+ */
+ country =
+ brcms_c_countrycode_map(wlc_cm, ccode, mapped_ccode,
+ &mapped_regrev);
+ } else {
+ /* find the matching built-in country definition */
+ country = brcms_c_country_lookup_direct(ccode, regrev);
+ strncpy(mapped_ccode, ccode, BRCM_CNTRY_BUF_SZ);
+ mapped_regrev = regrev;
+ }
+
+ if (country == NULL)
+ return -EINVAL;
+
+ /* set the driver state for the country */
+ brcms_c_set_country_common(wlc_cm, country_abbrev, mapped_ccode,
+ mapped_regrev, country);
+
+ return 0;
+}
+
+/*
+ * set the driver's current country and regulatory information using
+ * a country code as the source. Lookup built in country information
+ * found with the country code.
+ */
+static int
+brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm, const char *ccode)
+{
+ char country_abbrev[BRCM_CNTRY_BUF_SZ];
+ strncpy(country_abbrev, ccode, BRCM_CNTRY_BUF_SZ);
+ return brcms_c_set_countrycode_rev(wlc_cm, country_abbrev, ccode, -1);
+}
+
+struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
+{
+ struct brcms_cm_info *wlc_cm;
+ char country_abbrev[BRCM_CNTRY_BUF_SZ];
+ const struct country_info *country;
+ struct brcms_pub *pub = wlc->pub;
+ char *ccode;
+
+ BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit);
+
+ wlc_cm = kzalloc(sizeof(struct brcms_cm_info), GFP_ATOMIC);
+ if (wlc_cm == NULL)
+ return NULL;
+ wlc_cm->pub = pub;
+ wlc_cm->wlc = wlc;
+ wlc->cmi = wlc_cm;
+
+ /* store the country code for passing up as a regulatory hint */
+ ccode = getvar(wlc->hw->sih, BRCMS_SROM_CCODE);
+ if (ccode)
+ strncpy(wlc->pub->srom_ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
+
+ /*
+ * internal country information which must match
+ * regulatory constraints in firmware
+ */
+ memset(country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
+ strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1);
+ country = brcms_c_country_lookup(wlc, country_abbrev);
+
+ /* save default country for exiting 11d regulatory mode */
+ strncpy(wlc->country_default, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
+
+ /* initialize autocountry_default to driver default */
+ strncpy(wlc->autocountry_default, "X2", BRCM_CNTRY_BUF_SZ - 1);
+
+ brcms_c_set_countrycode(wlc_cm, country_abbrev);
+
+ return wlc_cm;
+}
+
+void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm)
+{
+ kfree(wlc_cm);
+}
+
+u8
+brcms_c_channel_locale_flags_in_band(struct brcms_cm_info *wlc_cm,
+ uint bandunit)
+{
+ return wlc_cm->bandstate[bandunit].locale_flags;
+}
+
+static bool
+brcms_c_quiet_chanspec(struct brcms_cm_info *wlc_cm, u16 chspec)
+{
+ return (wlc_cm->wlc->pub->_n_enab & SUPPORT_11N) &&
+ CHSPEC_IS40(chspec) ?
+ (isset(wlc_cm->quiet_channels.vec,
+ lower_20_sb(CHSPEC_CHANNEL(chspec))) ||
+ isset(wlc_cm->quiet_channels.vec,
+ upper_20_sb(CHSPEC_CHANNEL(chspec)))) :
+ isset(wlc_cm->quiet_channels.vec, CHSPEC_CHANNEL(chspec));
+}
+
+void
+brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec,
+ u8 local_constraint_qdbm)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ struct txpwr_limits txpwr;
+
+ brcms_c_channel_reg_limits(wlc_cm, chanspec, &txpwr);
+
+ brcms_c_channel_min_txpower_limits_with_local_constraint(
+ wlc_cm, &txpwr, local_constraint_qdbm
+ );
+
+ brcms_b_set_chanspec(wlc->hw, chanspec,
+ (brcms_c_quiet_chanspec(wlc_cm, chanspec) != 0),
+ &txpwr);
+}
+
+#ifdef POWER_DBG
+static void wlc_phy_txpower_limits_dump(struct txpwr_limits *txpwr)
+{
+ int i;
+ char buf[80];
+ char fraction[4][4] = { " ", ".25", ".5 ", ".75" };
+
+ sprintf(buf, "CCK ");
+ for (i = 0; i < BRCMS_NUM_RATES_CCK; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->cck[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->cck[i] % BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz OFDM SISO ");
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->ofdm[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->ofdm[i] % BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz OFDM CDD ");
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->ofdm_cdd[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->ofdm_cdd[i] % BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz OFDM SISO ");
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->ofdm_40_siso[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->ofdm_40_siso[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz OFDM CDD ");
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->ofdm_40_cdd[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->ofdm_40_cdd[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz MCS0-7 SISO ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_20_siso[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_20_siso[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz MCS0-7 CDD ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_20_cdd[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_20_cdd[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz MCS0-7 STBC ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_20_stbc[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_20_stbc[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "20 MHz MCS8-15 SDM ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_2_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_20_mimo[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_20_mimo[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz MCS0-7 SISO ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_40_siso[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_40_siso[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz MCS0-7 CDD ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_40_cdd[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_40_cdd[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz MCS0-7 STBC ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_40_stbc[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_40_stbc[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ printk(KERN_DEBUG "%s\n", buf);
+
+ sprintf(buf, "40 MHz MCS8-15 SDM ");
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_2_STREAM; i++)
+ sprintf(buf[strlen(buf)], " %2d%s",
+ txpwr->mcs_40_mimo[i] / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs_40_mimo[i] %
+ BRCMS_TXPWR_DB_FACTOR]);
+ }
+ printk(KERN_DEBUG "%s\n", buf);
+
+ printk(KERN_DEBUG "MCS32 %2d%s\n",
+ txpwr->mcs32 / BRCMS_TXPWR_DB_FACTOR,
+ fraction[txpwr->mcs32 % BRCMS_TXPWR_DB_FACTOR]);
+}
+#endif /* POWER_DBG */
+
+void
+brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec,
+ struct txpwr_limits *txpwr)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ uint i;
+ uint chan;
+ int maxpwr;
+ int delta;
+ const struct country_info *country;
+ struct brcms_band *band;
+ const struct locale_info *li;
+ int conducted_max = BRCMS_TXPWR_MAX;
+ int conducted_ofdm_max = BRCMS_TXPWR_MAX;
+ const struct locale_mimo_info *li_mimo;
+ int maxpwr20, maxpwr40;
+ int maxpwr_idx;
+ uint j;
+
+ memset(txpwr, 0, sizeof(struct txpwr_limits));
+
+ if (!brcms_c_valid_chanspec_db(wlc_cm, chanspec)) {
+ country = brcms_c_country_lookup(wlc, wlc->autocountry_default);
+ if (country == NULL)
+ return;
+ } else {
+ country = wlc_cm->country;
+ }
+
+ chan = CHSPEC_CHANNEL(chanspec);
+ band = wlc->bandstate[chspec_bandunit(chanspec)];
+ li = (band->bandtype == BRCM_BAND_5G) ?
+ brcms_c_get_locale_5g(country->locale_5G) :
+ brcms_c_get_locale_2g(country->locale_2G);
+
+ li_mimo = (band->bandtype == BRCM_BAND_5G) ?
+ brcms_c_get_mimo_5g(country->locale_mimo_5G) :
+ brcms_c_get_mimo_2g(country->locale_mimo_2G);
+
+ if (li->flags & BRCMS_EIRP) {
+ delta = band->antgain;
+ } else {
+ delta = 0;
+ if (band->antgain > QDB(6))
+ delta = band->antgain - QDB(6); /* Excess over 6 dB */
+ }
+
+ if (li == &locale_i) {
+ conducted_max = QDB(22);
+ conducted_ofdm_max = QDB(22);
+ }
+
+ /* CCK txpwr limits for 2.4G band */
+ if (band->bandtype == BRCM_BAND_2G) {
+ maxpwr = li->maxpwr[CHANNEL_POWER_IDX_2G_CCK(chan)];
+
+ maxpwr = maxpwr - delta;
+ maxpwr = max(maxpwr, 0);
+ maxpwr = min(maxpwr, conducted_max);
+
+ for (i = 0; i < BRCMS_NUM_RATES_CCK; i++)
+ txpwr->cck[i] = (u8) maxpwr;
+ }
+
+ /* OFDM txpwr limits for 2.4G or 5G bands */
+ if (band->bandtype == BRCM_BAND_2G)
+ maxpwr = li->maxpwr[CHANNEL_POWER_IDX_2G_OFDM(chan)];
+ else
+ maxpwr = li->maxpwr[CHANNEL_POWER_IDX_5G(chan)];
+
+ maxpwr = maxpwr - delta;
+ maxpwr = max(maxpwr, 0);
+ maxpwr = min(maxpwr, conducted_ofdm_max);
+
+ /* Keep OFDM lmit below CCK limit */
+ if (band->bandtype == BRCM_BAND_2G)
+ maxpwr = min_t(int, maxpwr, txpwr->cck[0]);
+
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++)
+ txpwr->ofdm[i] = (u8) maxpwr;
+
+ for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++) {
+ /*
+ * OFDM 40 MHz SISO has the same power as the corresponding
+ * MCS0-7 rate unless overriden by the locale specific code.
+ * We set this value to 0 as a flag (presumably 0 dBm isn't
+ * a possibility) and then copy the MCS0-7 value to the 40 MHz
+ * value if it wasn't explicitly set.
+ */
+ txpwr->ofdm_40_siso[i] = 0;
+
+ txpwr->ofdm_cdd[i] = (u8) maxpwr;
+
+ txpwr->ofdm_40_cdd[i] = 0;
+ }
+
+ /* MIMO/HT specific limits */
+ if (li_mimo->flags & BRCMS_EIRP) {
+ delta = band->antgain;
+ } else {
+ delta = 0;
+ if (band->antgain > QDB(6))
+ delta = band->antgain - QDB(6); /* Excess over 6 dB */
+ }
+
+ if (band->bandtype == BRCM_BAND_2G)
+ maxpwr_idx = (chan - 1);
+ else
+ maxpwr_idx = CHANNEL_POWER_IDX_5G(chan);
+
+ maxpwr20 = li_mimo->maxpwr20[maxpwr_idx];
+ maxpwr40 = li_mimo->maxpwr40[maxpwr_idx];
+
+ maxpwr20 = maxpwr20 - delta;
+ maxpwr20 = max(maxpwr20, 0);
+ maxpwr40 = maxpwr40 - delta;
+ maxpwr40 = max(maxpwr40, 0);
+
+ /* Fill in the MCS 0-7 (SISO) rates */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+
+ /*
+ * 20 MHz has the same power as the corresponding OFDM rate
+ * unless overriden by the locale specific code.
+ */
+ txpwr->mcs_20_siso[i] = txpwr->ofdm[i];
+ txpwr->mcs_40_siso[i] = 0;
+ }
+
+ /* Fill in the MCS 0-7 CDD rates */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+ txpwr->mcs_20_cdd[i] = (u8) maxpwr20;
+ txpwr->mcs_40_cdd[i] = (u8) maxpwr40;
+ }
+
+ /*
+ * These locales have SISO expressed in the
+ * table and override CDD later
+ */
+ if (li_mimo == &locale_bn) {
+ if (li_mimo == &locale_bn) {
+ maxpwr20 = QDB(16);
+ maxpwr40 = 0;
+
+ if (chan >= 3 && chan <= 11)
+ maxpwr40 = QDB(16);
+ }
+
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+ txpwr->mcs_20_siso[i] = (u8) maxpwr20;
+ txpwr->mcs_40_siso[i] = (u8) maxpwr40;
+ }
+ }
+
+ /* Fill in the MCS 0-7 STBC rates */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+ txpwr->mcs_20_stbc[i] = 0;
+ txpwr->mcs_40_stbc[i] = 0;
+ }
+
+ /* Fill in the MCS 8-15 SDM rates */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_2_STREAM; i++) {
+ txpwr->mcs_20_mimo[i] = (u8) maxpwr20;
+ txpwr->mcs_40_mimo[i] = (u8) maxpwr40;
+ }
+
+ /* Fill in MCS32 */
+ txpwr->mcs32 = (u8) maxpwr40;
+
+ for (i = 0, j = 0; i < BRCMS_NUM_RATES_OFDM; i++, j++) {
+ if (txpwr->ofdm_40_cdd[i] == 0)
+ txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j];
+ if (i == 0) {
+ i = i + 1;
+ if (txpwr->ofdm_40_cdd[i] == 0)
+ txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j];
+ }
+ }
+
+ /*
+ * Copy the 40 MHZ MCS 0-7 CDD value to the 40 MHZ MCS 0-7 SISO
+ * value if it wasn't provided explicitly.
+ */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+ if (txpwr->mcs_40_siso[i] == 0)
+ txpwr->mcs_40_siso[i] = txpwr->mcs_40_cdd[i];
+ }
+
+ for (i = 0, j = 0; i < BRCMS_NUM_RATES_OFDM; i++, j++) {
+ if (txpwr->ofdm_40_siso[i] == 0)
+ txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j];
+ if (i == 0) {
+ i = i + 1;
+ if (txpwr->ofdm_40_siso[i] == 0)
+ txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j];
+ }
+ }
+
+ /*
+ * Copy the 20 and 40 MHz MCS0-7 CDD values to the corresponding
+ * STBC values if they weren't provided explicitly.
+ */
+ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) {
+ if (txpwr->mcs_20_stbc[i] == 0)
+ txpwr->mcs_20_stbc[i] = txpwr->mcs_20_cdd[i];
+
+ if (txpwr->mcs_40_stbc[i] == 0)
+ txpwr->mcs_40_stbc[i] = txpwr->mcs_40_cdd[i];
+ }
+
+#ifdef POWER_DBG
+ wlc_phy_txpower_limits_dump(txpwr);
+#endif
+ return;
+}
+
+/*
+ * Verify the chanspec is using a legal set of parameters, i.e. that the
+ * chanspec specified a band, bw, ctl_sb and channel and that the
+ * combination could be legal given any set of circumstances.
+ * RETURNS: true is the chanspec is malformed, false if it looks good.
+ */
+static bool brcms_c_chspec_malformed(u16 chanspec)
+{
+ /* must be 2G or 5G band */
+ if (!CHSPEC_IS5G(chanspec) && !CHSPEC_IS2G(chanspec))
+ return true;
+ /* must be 20 or 40 bandwidth */
+ if (!CHSPEC_IS40(chanspec) && !CHSPEC_IS20(chanspec))
+ return true;
+
+ /* 20MHZ b/w must have no ctl sb, 40 must have a ctl sb */
+ if (CHSPEC_IS20(chanspec)) {
+ if (!CHSPEC_SB_NONE(chanspec))
+ return true;
+ } else if (!CHSPEC_SB_UPPER(chanspec) && !CHSPEC_SB_LOWER(chanspec)) {
+ return true;
+ }
+
+ return false;
+}
+
+/*
+ * Validate the chanspec for this locale, for 40MHZ we need to also
+ * check that the sidebands are valid 20MZH channels in this locale
+ * and they are also a legal HT combination
+ */
+static bool
+brcms_c_valid_chanspec_ext(struct brcms_cm_info *wlc_cm, u16 chspec,
+ bool dualband)
+{
+ struct brcms_c_info *wlc = wlc_cm->wlc;
+ u8 channel = CHSPEC_CHANNEL(chspec);
+
+ /* check the chanspec */
+ if (brcms_c_chspec_malformed(chspec)) {
+ wiphy_err(wlc->wiphy, "wl%d: malformed chanspec 0x%x\n",
+ wlc->pub->unit, chspec);
+ return false;
+ }
+
+ if (CHANNEL_BANDUNIT(wlc_cm->wlc, channel) !=
+ chspec_bandunit(chspec))
+ return false;
+
+ /* Check a 20Mhz channel */
+ if (CHSPEC_IS20(chspec)) {
+ if (dualband)
+ return brcms_c_valid_channel20_db(wlc_cm->wlc->cmi,
+ channel);
+ else
+ return brcms_c_valid_channel20(wlc_cm->wlc->cmi,
+ channel);
+ }
+#ifdef SUPPORT_40MHZ
+ /*
+ * We know we are now checking a 40MHZ channel, so we should
+ * only be here for NPHYS
+ */
+ if (BRCMS_ISNPHY(wlc->band) || BRCMS_ISSSLPNPHY(wlc->band)) {
+ u8 upper_sideband = 0, idx;
+ u8 num_ch20_entries =
+ sizeof(chan20_info) / sizeof(struct chan20_info);
+
+ if (!VALID_40CHANSPEC_IN_BAND(wlc, chspec_bandunit(chspec)))
+ return false;
+
+ if (dualband) {
+ if (!brcms_c_valid_channel20_db(wlc->cmi,
+ lower_20_sb(channel)) ||
+ !brcms_c_valid_channel20_db(wlc->cmi,
+ upper_20_sb(channel)))
+ return false;
+ } else {
+ if (!brcms_c_valid_channel20(wlc->cmi,
+ lower_20_sb(channel)) ||
+ !brcms_c_valid_channel20(wlc->cmi,
+ upper_20_sb(channel)))
+ return false;
+ }
+
+ /* find the lower sideband info in the sideband array */
+ for (idx = 0; idx < num_ch20_entries; idx++) {
+ if (chan20_info[idx].sb == lower_20_sb(channel))
+ upper_sideband = chan20_info[idx].adj_sbs;
+ }
+ /* check that the lower sideband allows an upper sideband */
+ if ((upper_sideband & (CH_UPPER_SB | CH_EWA_VALID)) ==
+ (CH_UPPER_SB | CH_EWA_VALID))
+ return true;
+ return false;
+ }
+#endif /* 40 MHZ */
+
+ return false;
+}
+
+bool brcms_c_valid_chanspec_db(struct brcms_cm_info *wlc_cm, u16 chspec)
+{
+ return brcms_c_valid_chanspec_ext(wlc_cm, chspec, true);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 19:03:36 +0000