iwlwifi: refactor setting tx power

This patch
1. Refactors settings of tx power
2. enables iwconfig txpower <value>
3. adds 5000 HW tx power

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>

1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 9b64a390564c..a093f5b83cb6 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -126,6 +126,7 @@ enum {
         /* Miscellaneous commands */
         QUIET_NOTIFICATION = 0x96,              /* not used */
         REPLY_TX_PWR_TABLE_CMD = 0x97,
+        REPLY_TX_POWER_DBM_CMD = 0x98,
         MEASURE_ABORT_NOTIFICATION = 0x99,      /* not used */
 
         /* Bluetooth device coexistance config command */
@@ -339,6 +340,17 @@ struct iwl4965_tx_power_db {
         struct tx_power_dual_stream power_tbl[POWER_TABLE_NUM_ENTRIES];
 } __attribute__ ((packed));
 
+/**
+ * Commad REPLY_TX_POWER_DBM_CMD = 0x98
+ * struct iwl5000_tx_power_dbm_cmd
+ */
+#define IWL50_TX_POWER_AUTO 0x7f
+struct iwl5000_tx_power_dbm_cmd {
+        s8 global_lmt; /*in half-dBm (e.g. 30 = 15 dBm) */
+        u8 flags;
+        s8 srv_chan_lmt; /*in half-dBm (e.g. 30 = 15 dBm) */
+        u8 reserved;
+} __attribute__ ((packed));
 
 /******************************************************************************
  * (0a)