From: Cahill, Ben M Date: Tue, 7 Mar 2006 19:02:27 +0000 (+0800) Subject: [PATCH] ipw2200: Enables the "slow diversity" algorithm X-Git-Tag: v2.6.17-rc1~1186^2^2~11 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=71de1f3dd14e3e39cef929506a9526779f5a447d;p=linux-2.6 [PATCH] ipw2200: Enables the "slow diversity" algorithm This forces one antenna or the other, if the background noise is significantly quieter in one than the other. It favors the quieter antenna, and won't kick in unless the difference is significant. Signed-off-by: Cahill, Ben M Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 06909cbc98..954a095eeb 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -9600,7 +9600,7 @@ static void init_sys_config(struct ipw_sys_config *sys_config) sys_config->disable_unicast_decryption = 1; sys_config->exclude_multicast_unencrypted = 0; sys_config->disable_multicast_decryption = 1; - sys_config->antenna_diversity = CFG_SYS_ANTENNA_BOTH; + sys_config->antenna_diversity = CFG_SYS_ANTENNA_SLOW_DIV; sys_config->pass_crc_to_host = 0; /* TODO: See if 1 gives us FCS */ sys_config->dot11g_auto_detection = 0; sys_config->enable_cts_to_self = 0; diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h index d9f57f456f..e8f133666c 100644 --- a/drivers/net/wireless/ipw2200.h +++ b/drivers/net/wireless/ipw2200.h @@ -1895,6 +1895,7 @@ struct ipw_cmd_log { #define CFG_SYS_ANTENNA_BOTH 0x00 /* NIC selects best antenna */ #define CFG_SYS_ANTENNA_A 0x01 /* force antenna A */ #define CFG_SYS_ANTENNA_B 0x03 /* force antenna B */ +#define CFG_SYS_ANTENNA_SLOW_DIV 0x02 /* consider background noise */ /* * The definitions below were lifted off the ipw2100 driver, which only