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path: root/drivers/net/wireless/libertas/scan.c
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Diffstat (limited to 'drivers/net/wireless/libertas/scan.c')
-rw-r--r--drivers/net/wireless/libertas/scan.c184
1 files changed, 184 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index 2700f4b455e3..8273bcd216be 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -15,6 +15,7 @@
#include "decl.h"
#include "dev.h"
#include "scan.h"
+#include "assoc.h"
#include "cmd.h"
//! Approximate amount of data needed to pass a scan result back to iwlist
@@ -121,6 +122,189 @@ static inline int is_same_network(struct bss_descriptor *src,
+/*********************************************************************/
+/* */
+/* Region channel support */
+/* */
+/*********************************************************************/
+
+#define LBS_TX_PWR_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_US_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */
+#define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */
+
+/* Format { channel, frequency (MHz), maxtxpower } */
+/* band: 'B/G', region: USA FCC/Canada IC */
+static struct chan_freq_power channel_freq_power_US_BG[] = {
+ {1, 2412, LBS_TX_PWR_US_DEFAULT},
+ {2, 2417, LBS_TX_PWR_US_DEFAULT},
+ {3, 2422, LBS_TX_PWR_US_DEFAULT},
+ {4, 2427, LBS_TX_PWR_US_DEFAULT},
+ {5, 2432, LBS_TX_PWR_US_DEFAULT},
+ {6, 2437, LBS_TX_PWR_US_DEFAULT},
+ {7, 2442, LBS_TX_PWR_US_DEFAULT},
+ {8, 2447, LBS_TX_PWR_US_DEFAULT},
+ {9, 2452, LBS_TX_PWR_US_DEFAULT},
+ {10, 2457, LBS_TX_PWR_US_DEFAULT},
+ {11, 2462, LBS_TX_PWR_US_DEFAULT}
+};
+
+/* band: 'B/G', region: Europe ETSI */
+static struct chan_freq_power channel_freq_power_EU_BG[] = {
+ {1, 2412, LBS_TX_PWR_EMEA_DEFAULT},
+ {2, 2417, LBS_TX_PWR_EMEA_DEFAULT},
+ {3, 2422, LBS_TX_PWR_EMEA_DEFAULT},
+ {4, 2427, LBS_TX_PWR_EMEA_DEFAULT},
+ {5, 2432, LBS_TX_PWR_EMEA_DEFAULT},
+ {6, 2437, LBS_TX_PWR_EMEA_DEFAULT},
+ {7, 2442, LBS_TX_PWR_EMEA_DEFAULT},
+ {8, 2447, LBS_TX_PWR_EMEA_DEFAULT},
+ {9, 2452, LBS_TX_PWR_EMEA_DEFAULT},
+ {10, 2457, LBS_TX_PWR_EMEA_DEFAULT},
+ {11, 2462, LBS_TX_PWR_EMEA_DEFAULT},
+ {12, 2467, LBS_TX_PWR_EMEA_DEFAULT},
+ {13, 2472, LBS_TX_PWR_EMEA_DEFAULT}
+};
+
+/* band: 'B/G', region: Spain */
+static struct chan_freq_power channel_freq_power_SPN_BG[] = {
+ {10, 2457, LBS_TX_PWR_DEFAULT},
+ {11, 2462, LBS_TX_PWR_DEFAULT}
+};
+
+/* band: 'B/G', region: France */
+static struct chan_freq_power channel_freq_power_FR_BG[] = {
+ {10, 2457, LBS_TX_PWR_FR_DEFAULT},
+ {11, 2462, LBS_TX_PWR_FR_DEFAULT},
+ {12, 2467, LBS_TX_PWR_FR_DEFAULT},
+ {13, 2472, LBS_TX_PWR_FR_DEFAULT}
+};
+
+/* band: 'B/G', region: Japan */
+static struct chan_freq_power channel_freq_power_JPN_BG[] = {
+ {1, 2412, LBS_TX_PWR_JP_DEFAULT},
+ {2, 2417, LBS_TX_PWR_JP_DEFAULT},
+ {3, 2422, LBS_TX_PWR_JP_DEFAULT},
+ {4, 2427, LBS_TX_PWR_JP_DEFAULT},
+ {5, 2432, LBS_TX_PWR_JP_DEFAULT},
+ {6, 2437, LBS_TX_PWR_JP_DEFAULT},
+ {7, 2442, LBS_TX_PWR_JP_DEFAULT},
+ {8, 2447, LBS_TX_PWR_JP_DEFAULT},
+ {9, 2452, LBS_TX_PWR_JP_DEFAULT},
+ {10, 2457, LBS_TX_PWR_JP_DEFAULT},
+ {11, 2462, LBS_TX_PWR_JP_DEFAULT},
+ {12, 2467, LBS_TX_PWR_JP_DEFAULT},
+ {13, 2472, LBS_TX_PWR_JP_DEFAULT},
+ {14, 2484, LBS_TX_PWR_JP_DEFAULT}
+};
+
+/**
+ * the structure for channel, frequency and power
+ */
+struct region_cfp_table {
+ u8 region;
+ struct chan_freq_power *cfp_BG;
+ int cfp_no_BG;
+};
+
+/**
+ * the structure for the mapping between region and CFP
+ */
+static struct region_cfp_table region_cfp_table[] = {
+ {0x10, /*US FCC */
+ channel_freq_power_US_BG,
+ ARRAY_SIZE(channel_freq_power_US_BG),
+ }
+ ,
+ {0x20, /*CANADA IC */
+ channel_freq_power_US_BG,
+ ARRAY_SIZE(channel_freq_power_US_BG),
+ }
+ ,
+ {0x30, /*EU*/ channel_freq_power_EU_BG,
+ ARRAY_SIZE(channel_freq_power_EU_BG),
+ }
+ ,
+ {0x31, /*SPAIN*/ channel_freq_power_SPN_BG,
+ ARRAY_SIZE(channel_freq_power_SPN_BG),
+ }
+ ,
+ {0x32, /*FRANCE*/ channel_freq_power_FR_BG,
+ ARRAY_SIZE(channel_freq_power_FR_BG),
+ }
+ ,
+ {0x40, /*JAPAN*/ channel_freq_power_JPN_BG,
+ ARRAY_SIZE(channel_freq_power_JPN_BG),
+ }
+ ,
+/*Add new region here */
+};
+
+/**
+ * @brief This function finds the CFP in
+ * region_cfp_table based on region and band parameter.
+ *
+ * @param region The region code
+ * @param band The band
+ * @param cfp_no A pointer to CFP number
+ * @return A pointer to CFP
+ */
+static struct chan_freq_power *lbs_get_region_cfp_table(u8 region, int *cfp_no)
+{
+ int i, end;
+
+ lbs_deb_enter(LBS_DEB_MAIN);
+
+ end = ARRAY_SIZE(region_cfp_table);
+
+ for (i = 0; i < end ; i++) {
+ lbs_deb_main("region_cfp_table[i].region=%d\n",
+ region_cfp_table[i].region);
+ if (region_cfp_table[i].region == region) {
+ *cfp_no = region_cfp_table[i].cfp_no_BG;
+ lbs_deb_leave(LBS_DEB_MAIN);
+ return region_cfp_table[i].cfp_BG;
+ }
+ }
+
+ lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL");
+ return NULL;
+}
+
+int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band)
+{
+ int ret = 0;
+ int i = 0;
+
+ struct chan_freq_power *cfp;
+ int cfp_no;
+
+ lbs_deb_enter(LBS_DEB_MAIN);
+
+ memset(priv->region_channel, 0, sizeof(priv->region_channel));
+
+ cfp = lbs_get_region_cfp_table(region, &cfp_no);
+ if (cfp != NULL) {
+ priv->region_channel[i].nrcfp = cfp_no;
+ priv->region_channel[i].CFP = cfp;
+ } else {
+ lbs_deb_main("wrong region code %#x in band B/G\n",
+ region);
+ ret = -1;
+ goto out;
+ }
+ priv->region_channel[i].valid = 1;
+ priv->region_channel[i].region = region;
+ priv->region_channel[i].band = band;
+ i++;
+out:
+ lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+ return ret;
+}
+
+
+
/*********************************************************************/
/* */