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iwlwifi: configure uCode to use open loop tx power algorithm

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This patch configures uCode to use open loop tx power algorithm
via TX_POWER_DBM (0x98) host command.

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Gregory Greenman 2008-06-30 17:23:01 +08:00 • committed by John W. Linville
parent bc19d6e0b7
commit 853554accc
2 changed files with 3 additions and 1 deletions
drivers/net/wireless/iwlwifi
iwl-5000.ciwl-commands.h

2
drivers/net/wireless/iwlwifi/iwl-5000.c
View file

@ -1426,7 +1426,7 @@ static int iwl5000_send_tx_power(struct iwl_priv *priv)
/* half dBm need to multiply */
tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
tx_power_cmd.flags = 0;
tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED;
tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO;
return iwl_send_cmd_pdu_async(priv, REPLY_TX_POWER_DBM_CMD,
sizeof(tx_power_cmd), &tx_power_cmd,

2
drivers/net/wireless/iwlwifi/iwl-commands.h
View file

@ -336,6 +336,8 @@ struct iwl4965_tx_power_db {
* struct iwl5000_tx_power_dbm_cmd
*/
#define IWL50_TX_POWER_AUTO 0x7f
#define IWL50_TX_POWER_NO_CLOSED (0x1 << 6)
struct iwl5000_tx_power_dbm_cmd {
s8 global_lmt; /*in half-dBm (e.g. 30 = 15 dBm) */
u8 flags;