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Commit 853554ac authored by Gregory Greenman's avatar Gregory Greenman Committed by John W. Linville
Browse files

iwlwifi: configure uCode to use open loop tx power algorithm 



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

Signed-off-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarZhu Yi <yi.zhu@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent bc19d6e0

drivers/net/wireless/iwlwifi/iwl-5000.c

+1 −1
Original line number Diff line number Diff line
@@ -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,

drivers/net/wireless/iwlwifi/iwl-commands.h

+2 −0
Original line number Diff line number Diff line
@@ -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;