From d2b83e1214a8395ee18e028d4526cffe9d2eb4ad Mon Sep 17 00:00:00 2001 From: Zhu Yi Date: Thu, 13 Apr 2006 17:19:36 +0800 Subject: [PATCH] [PATCH] ipw2200: add module_param support for antenna selection Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- drivers/net/wireless/ipw2200.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 61cbf2ec0ab4..297dd76177cc 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -61,6 +61,7 @@ static int roaming = 1; static const char ipw_modes[] = { 'a', 'b', 'g', '?' }; +static int antenna = CFG_SYS_ANTENNA_BOTH; #ifdef CONFIG_IPW_QOS static int qos_enable = 0; @@ -9627,7 +9628,9 @@ 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_SLOW_DIV; + if (antenna < CFG_SYS_ANTENNA_BOTH || antenna > CFG_SYS_ANTENNA_B) + antenna = CFG_SYS_ANTENNA_BOTH; + sys_config->antenna_diversity = antenna; 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; @@ -11258,5 +11261,8 @@ MODULE_PARM_DESC(cmdlog, module_param(roaming, int, 0444); MODULE_PARM_DESC(roaming, "enable roaming support (default on)"); +module_param(antenna, int, 0444); +MODULE_PARM_DESC(antenna, "select antenna 1=Main, 3=Aux, default 0 [both], 2=slow_diversity (choose the one with lower background noise)"); + module_exit(ipw_exit); module_init(ipw_init); -- 2.20.1