[PATCH] Net: add ath5k wireless driver

add ath5k wireless driver

Portions of this driver are covered by one or both of the ISC and
3-clause BSD licenses.  Specific license information is cited at the top
of each file.

Acked-by and Signed-off-by information is collected from individual
patches as collected in the wireless-2.6 tree prior to upstream
submission.

Acked-by: Matthew W. S. Bell  <mentor@madwifi.org>
Acked-by: Michael Taylor <mike.taylor@apprion.com>
Acked-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bradley M. Kuhn <bkuhn@softwarefreedom.org>
Signed-off-by: Bruno Randolf <bruno@thinktube.com>
Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
Signed-off-by: Francesco Gringoli <francesco.gringoli@ing.unibs.it>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Karen Sandler <karen@softwarefreedom.org>
Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Luis R. Rodriguez <mcgrof@gmail.com>
Signed-off-by: Matt Norwood <norwood@softwarefreedom.org>
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: Richard Fontana <fontana@softwarefreedom.org>
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Ulrich Meis <meis@nets.rwth-aachen.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 121 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath5k/regdom.c b/drivers/net/wireless/ath5k/regdom.c
new file mode 100644
index 000000000000..e851957dacfd
--- /dev/null
+++ b/drivers/net/wireless/ath5k/regdom.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2004, 2005 Reyk Floeter <reyk@vantronix.net>
+ *
+ * Permission to use, copy, modify, and 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.
+ */
+
+/*
+ * Basic regulation domain extensions for the IEEE 802.11 stack
+ */
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+
+#include "regdom.h"
+
+static const struct ath5k_regdommap {
+        enum ath5k_regdom dmn;
+        enum ath5k_regdom dmn5;
+        enum ath5k_regdom dmn2;
+} r_map[] = {
+        { DMN_DEFAULT,          DMN_DEBUG,      DMN_DEBUG },
+        { DMN_NULL_WORLD,       DMN_NULL,       DMN_WORLD },
+        { DMN_NULL_ETSIB,       DMN_NULL,       DMN_ETSIB },
+        { DMN_NULL_ETSIC,       DMN_NULL,       DMN_ETSIC },
+        { DMN_FCC1_FCCA,        DMN_FCC1,       DMN_FCCA },
+        { DMN_FCC1_WORLD,       DMN_FCC1,       DMN_WORLD },
+        { DMN_FCC2_FCCA,        DMN_FCC2,       DMN_FCCA },
+        { DMN_FCC2_WORLD,       DMN_FCC2,       DMN_WORLD },
+        { DMN_FCC2_ETSIC,       DMN_FCC2,       DMN_ETSIC },
+        { DMN_FRANCE_NULL,      DMN_ETSI3,      DMN_ETSI3 },
+        { DMN_FCC3_FCCA,        DMN_FCC3,       DMN_WORLD },
+        { DMN_ETSI1_WORLD,      DMN_ETSI1,      DMN_WORLD },
+        { DMN_ETSI3_ETSIA,      DMN_ETSI3,      DMN_WORLD },
+        { DMN_ETSI2_WORLD,      DMN_ETSI2,      DMN_WORLD },
+        { DMN_ETSI3_WORLD,      DMN_ETSI3,      DMN_WORLD },
+        { DMN_ETSI4_WORLD,      DMN_ETSI4,      DMN_WORLD },
+        { DMN_ETSI4_ETSIC,      DMN_ETSI4,      DMN_ETSIC },
+        { DMN_ETSI5_WORLD,      DMN_ETSI5,      DMN_WORLD },
+        { DMN_ETSI6_WORLD,      DMN_ETSI6,      DMN_WORLD },
+        { DMN_ETSI_NULL,        DMN_ETSI1,      DMN_ETSI1 },
+        { DMN_MKK1_MKKA,        DMN_MKK1,       DMN_MKKA },
+        { DMN_MKK1_MKKB,        DMN_MKK1,       DMN_MKKA },
+        { DMN_APL4_WORLD,       DMN_APL4,       DMN_WORLD },
+        { DMN_MKK2_MKKA,        DMN_MKK2,       DMN_MKKA },
+        { DMN_APL_NULL,         DMN_APL1,       DMN_NULL },
+        { DMN_APL2_WORLD,       DMN_APL2,       DMN_WORLD },
+        { DMN_APL2_APLC,        DMN_APL2,       DMN_WORLD },
+        { DMN_APL3_WORLD,       DMN_APL3,       DMN_WORLD },
+        { DMN_MKK1_FCCA,        DMN_MKK1,       DMN_FCCA },
+        { DMN_APL2_APLD,        DMN_APL2,       DMN_APLD },
+        { DMN_MKK1_MKKA1,       DMN_MKK1,       DMN_MKKA },
+        { DMN_MKK1_MKKA2,       DMN_MKK1,       DMN_MKKA },
+        { DMN_APL1_WORLD,       DMN_APL1,       DMN_WORLD },
+        { DMN_APL1_FCCA,        DMN_APL1,       DMN_FCCA },
+        { DMN_APL1_APLA,        DMN_APL1,       DMN_WORLD },
+        { DMN_APL1_ETSIC,       DMN_APL1,       DMN_ETSIC },
+        { DMN_APL2_ETSIC,       DMN_APL2,       DMN_ETSIC },
+        { DMN_APL5_WORLD,       DMN_APL5,       DMN_WORLD },
+        { DMN_WOR0_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR1_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR2_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR3_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR4_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR5_ETSIC,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR01_WORLD,      DMN_WORLD,      DMN_WORLD },
+        { DMN_WOR02_WORLD,      DMN_WORLD,      DMN_WORLD },
+        { DMN_EU1_WORLD,        DMN_ETSI1,      DMN_WORLD },
+        { DMN_WOR9_WORLD,       DMN_WORLD,      DMN_WORLD },
+        { DMN_WORA_WORLD,       DMN_WORLD,      DMN_WORLD },
+};
+
+enum ath5k_regdom ath5k_regdom2flag(enum ath5k_regdom dmn, u16 mhz)
+{
+        unsigned int i;
+
+        for (i = 0; i < ARRAY_SIZE(r_map); i++) {
+                if (r_map[i].dmn == dmn) {
+                        if (mhz >= 2000 && mhz <= 3000)
+                                return r_map[i].dmn2;
+                        if (mhz >= IEEE80211_CHANNELS_5GHZ_MIN &&
+                                        mhz <= IEEE80211_CHANNELS_5GHZ_MAX)
+                                return r_map[i].dmn5;
+                }
+        }
+
+        return DMN_DEBUG;
+}
+
+u16 ath5k_regdom_from_ieee(enum ath5k_regdom ieee)
+{
+        u32 regdomain = (u32)ieee;
+
+        /*
+         * Use the default regulation domain if the value is empty
+         * or not supported by the net80211 regulation code.
+         */
+        if (ath5k_regdom2flag(regdomain, IEEE80211_CHANNELS_5GHZ_MIN) ==
+                        DMN_DEBUG)
+                return (u16)AR5K_TUNE_REGDOMAIN;
+
+        /* It is supported, just return the value */
+        return regdomain;
+}
+
+enum ath5k_regdom ath5k_regdom_to_ieee(u16 regdomain)
+{
+        enum ath5k_regdom ieee = (enum ath5k_regdom)regdomain;
+
+        return ieee;
+}
+