Return-path: Received: from mail-we0-f172.google.com ([74.125.82.172]:40787 "EHLO mail-we0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751616AbaEZMcQ (ORCPT ); Mon, 26 May 2014 08:32:16 -0400 Received: by mail-we0-f172.google.com with SMTP id k48so8112393wev.31 for ; Mon, 26 May 2014 05:32:15 -0700 (PDT) From: chaitanya.mgit@gmail.com To: linville@tuxdriver.com, mcgrof@gmail.com Cc: linux-wireless@vger.kernel.org, Chaitanya T K Subject: [PATCH V2] regdb: Generalize the mW to dBm power conversion Date: Mon, 26 May 2014 18:01:44 +0530 Message-Id: <1401107504-11385-1-git-send-email-chaitanya.mgit@gmail.com> (sfid-20140526_143219_846087_559DD3B4) Sender: linux-wireless-owner@vger.kernel.org List-ID: Generalize the power conversion from mW to dBm using log. This should fix the below compilation error for country NO which adds a new power value 2000mW which is not handled earlier. CC [M] net/wireless/wext-sme.o CC [M] net/wireless/regdb.o net/wireless/regdb.c:1130:1: error: Unknown undeclared here (not in a function) net/wireless/regdb.c:1130:9: error: expected } before power make[2]: *** [net/wireless/regdb.o] Error 1 make[1]: *** [net/wireless] Error 2 make: *** [net] Error 2 Reported-By: John Walker Signed-off-by: Chaitanya T K --- net/wireless/genregdb.awk | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/net/wireless/genregdb.awk b/net/wireless/genregdb.awk index 4119833..949ee38 100644 --- a/net/wireless/genregdb.awk +++ b/net/wireless/genregdb.awk @@ -68,17 +68,7 @@ function parse_reg_rule() sub(/,/, "", units) dfs_cac = $9 if (units == "mW") { - if (power == 100) { - power = 20 - } else if (power == 200) { - power = 23 - } else if (power == 500) { - power = 27 - } else if (power == 1000) { - power = 30 - } else { - print "Unknown power value in database!" - } + power = 10 * (log(power)/log(10)) } else { dfs_cac = $8 }